misc/libphysfs/physfs.c
author nemo
Mon, 03 Nov 2014 07:26:47 -0500
changeset 10466 aa5c64a58714
parent 10017 de822cd3df3a
child 12213 bb5522e88ab2
permissions -rw-r--r--
swap off/on
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/**
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 * PhysicsFS; a portable, flexible file i/o abstraction.
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 *
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 * Documentation is in physfs.h. It's verbose, honest.  :)
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 *
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 * Please see the file LICENSE.txt in the source's root directory.
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 *
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 *  This file written by Ryan C. Gordon.
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 */
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/* !!! FIXME: ERR_PAST_EOF shouldn't trigger for reads. Just return zero. */
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/* !!! FIXME: use snprintf(), not sprintf(). */
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#define __PHYSICSFS_INTERNAL__
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#include "physfs_internal.h"
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typedef struct __PHYSFS_DIRHANDLE__
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{
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    void *opaque;  /* Instance data unique to the archiver. */
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    char *dirName;  /* Path to archive in platform-dependent notation. */
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    char *mountPoint; /* Mountpoint in virtual file tree. */
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    const PHYSFS_Archiver *funcs;  /* Ptr to archiver info for this handle. */
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    struct __PHYSFS_DIRHANDLE__ *next;  /* linked list stuff. */
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} DirHandle;
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typedef struct __PHYSFS_FILEHANDLE__
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{
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    PHYSFS_Io *io;  /* Instance data unique to the archiver for this file. */
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    PHYSFS_uint8 forReading; /* Non-zero if reading, zero if write/append */
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    const DirHandle *dirHandle;  /* Archiver instance that created this */
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    PHYSFS_uint8 *buffer;  /* Buffer, if set (NULL otherwise). Don't touch! */
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    PHYSFS_uint32 bufsize;  /* Bufsize, if set (0 otherwise). Don't touch! */
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    PHYSFS_uint32 buffill;  /* Buffer fill size. Don't touch! */
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    PHYSFS_uint32 bufpos;  /* Buffer position. Don't touch! */
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    struct __PHYSFS_FILEHANDLE__ *next;  /* linked list stuff. */
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} FileHandle;
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typedef struct __PHYSFS_ERRSTATETYPE__
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{
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    void *tid;
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    PHYSFS_ErrorCode code;
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    struct __PHYSFS_ERRSTATETYPE__ *next;
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} ErrState;
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/* The various i/o drivers...some of these may not be compiled in. */
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extern const PHYSFS_Archiver __PHYSFS_Archiver_ZIP;
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extern const PHYSFS_Archiver __PHYSFS_Archiver_LZMA;
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extern const PHYSFS_Archiver __PHYSFS_Archiver_GRP;
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extern const PHYSFS_Archiver __PHYSFS_Archiver_QPAK;
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extern const PHYSFS_Archiver __PHYSFS_Archiver_HOG;
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extern const PHYSFS_Archiver __PHYSFS_Archiver_MVL;
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extern const PHYSFS_Archiver __PHYSFS_Archiver_WAD;
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extern const PHYSFS_Archiver __PHYSFS_Archiver_DIR;
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extern const PHYSFS_Archiver __PHYSFS_Archiver_ISO9660;
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static const PHYSFS_Archiver *staticArchivers[] =
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{
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#if PHYSFS_SUPPORTS_ZIP
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    &__PHYSFS_Archiver_ZIP,
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#endif
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#if PHYSFS_SUPPORTS_7Z
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    &__PHYSFS_Archiver_LZMA,
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#endif
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#if PHYSFS_SUPPORTS_GRP
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    &__PHYSFS_Archiver_GRP,
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#endif
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#if PHYSFS_SUPPORTS_QPAK
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    &__PHYSFS_Archiver_QPAK,
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#endif
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#if PHYSFS_SUPPORTS_HOG
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    &__PHYSFS_Archiver_HOG,
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#endif
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#if PHYSFS_SUPPORTS_MVL
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    &__PHYSFS_Archiver_MVL,
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#endif
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#if PHYSFS_SUPPORTS_WAD
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    &__PHYSFS_Archiver_WAD,
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#endif
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#if PHYSFS_SUPPORTS_ISO9660
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    &__PHYSFS_Archiver_ISO9660,
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#endif
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    NULL
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};
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/* General PhysicsFS state ... */
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static int initialized = 0;
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static ErrState *errorStates = NULL;
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static DirHandle *searchPath = NULL;
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static DirHandle *writeDir = NULL;
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static FileHandle *openWriteList = NULL;
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static FileHandle *openReadList = NULL;
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static char *baseDir = NULL;
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static char *userDir = NULL;
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static char *prefDir = NULL;
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static int allowSymLinks = 0;
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static const PHYSFS_Archiver **archivers = NULL;
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static const PHYSFS_ArchiveInfo **archiveInfo = NULL;
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/* mutexes ... */
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static void *errorLock = NULL;     /* protects error message list.        */
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static void *stateLock = NULL;     /* protects other PhysFS static state. */
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/* allocator ... */
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static int externalAllocator = 0;
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PHYSFS_Allocator allocator;
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/* PHYSFS_Io implementation for i/o to physical filesystem... */
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/* !!! FIXME: maybe refcount the paths in a string pool? */
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typedef struct __PHYSFS_NativeIoInfo
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{
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    void *handle;
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    const char *path;
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    int mode;   /* 'r', 'w', or 'a' */
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} NativeIoInfo;
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static PHYSFS_sint64 nativeIo_read(PHYSFS_Io *io, void *buf, PHYSFS_uint64 len)
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{
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    NativeIoInfo *info = (NativeIoInfo *) io->opaque;
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    return __PHYSFS_platformRead(info->handle, buf, len);
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} /* nativeIo_read */
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static PHYSFS_sint64 nativeIo_write(PHYSFS_Io *io, const void *buffer,
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                                    PHYSFS_uint64 len)
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{
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    NativeIoInfo *info = (NativeIoInfo *) io->opaque;
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    return __PHYSFS_platformWrite(info->handle, buffer, len);
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} /* nativeIo_write */
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static int nativeIo_seek(PHYSFS_Io *io, PHYSFS_uint64 offset)
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{
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    NativeIoInfo *info = (NativeIoInfo *) io->opaque;
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    return __PHYSFS_platformSeek(info->handle, offset);
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} /* nativeIo_seek */
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static PHYSFS_sint64 nativeIo_tell(PHYSFS_Io *io)
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{
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    NativeIoInfo *info = (NativeIoInfo *) io->opaque;
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    return __PHYSFS_platformTell(info->handle);
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} /* nativeIo_tell */
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static PHYSFS_sint64 nativeIo_length(PHYSFS_Io *io)
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{
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    NativeIoInfo *info = (NativeIoInfo *) io->opaque;
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    return __PHYSFS_platformFileLength(info->handle);
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} /* nativeIo_length */
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static PHYSFS_Io *nativeIo_duplicate(PHYSFS_Io *io)
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{
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    NativeIoInfo *info = (NativeIoInfo *) io->opaque;
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    return __PHYSFS_createNativeIo(info->path, info->mode);
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} /* nativeIo_duplicate */
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static int nativeIo_flush(PHYSFS_Io *io)
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{
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    return __PHYSFS_platformFlush(io->opaque);
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} /* nativeIo_flush */
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static void nativeIo_destroy(PHYSFS_Io *io)
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{
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    NativeIoInfo *info = (NativeIoInfo *) io->opaque;
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    __PHYSFS_platformClose(info->handle);
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    allocator.Free((void *) info->path);
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    allocator.Free(info);
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    allocator.Free(io);
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} /* nativeIo_destroy */
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static const PHYSFS_Io __PHYSFS_nativeIoInterface =
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{
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    CURRENT_PHYSFS_IO_API_VERSION, NULL,
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    nativeIo_read,
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    nativeIo_write,
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    nativeIo_seek,
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    nativeIo_tell,
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    nativeIo_length,
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    nativeIo_duplicate,
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    nativeIo_flush,
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    nativeIo_destroy
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};
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   188
PHYSFS_Io *__PHYSFS_createNativeIo(const char *path, const int mode)
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   189
{
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diff changeset
   190
    PHYSFS_Io *io = NULL;
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diff changeset
   191
    NativeIoInfo *info = NULL;
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parents:
diff changeset
   192
    void *handle = NULL;
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   193
    char *pathdup = NULL;
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   194
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   195
    assert((mode == 'r') || (mode == 'w') || (mode == 'a'));
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   196
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   197
    io = (PHYSFS_Io *) allocator.Malloc(sizeof (PHYSFS_Io));
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   198
    GOTO_IF_MACRO(!io, PHYSFS_ERR_OUT_OF_MEMORY, createNativeIo_failed);
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   199
    info = (NativeIoInfo *) allocator.Malloc(sizeof (NativeIoInfo));
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   200
    GOTO_IF_MACRO(!info, PHYSFS_ERR_OUT_OF_MEMORY, createNativeIo_failed);
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   201
    pathdup = (char *) allocator.Malloc(strlen(path) + 1);
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   202
    GOTO_IF_MACRO(!pathdup, PHYSFS_ERR_OUT_OF_MEMORY, createNativeIo_failed);
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   203
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   204
    if (mode == 'r')
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   205
        handle = __PHYSFS_platformOpenRead(path);
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diff changeset
   206
    else if (mode == 'w')
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   207
        handle = __PHYSFS_platformOpenWrite(path);
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   208
    else if (mode == 'a')
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   209
        handle = __PHYSFS_platformOpenAppend(path);
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   210
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   211
    GOTO_IF_MACRO(!handle, ERRPASS, createNativeIo_failed);
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   212
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   213
    strcpy(pathdup, path);
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   214
    info->handle = handle;
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   215
    info->path = pathdup;
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   216
    info->mode = mode;
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   217
    memcpy(io, &__PHYSFS_nativeIoInterface, sizeof (*io));
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   218
    io->opaque = info;
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   219
    return io;
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   220
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   221
createNativeIo_failed:
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   222
    if (handle != NULL) __PHYSFS_platformClose(handle);
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   223
    if (pathdup != NULL) allocator.Free(pathdup);
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parents:
diff changeset
   224
    if (info != NULL) allocator.Free(info);
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parents:
diff changeset
   225
    if (io != NULL) allocator.Free(io);
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diff changeset
   226
    return NULL;
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   227
} /* __PHYSFS_createNativeIo */
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   228
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   229
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   230
/* PHYSFS_Io implementation for i/o to a memory buffer... */
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   231
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   232
typedef struct __PHYSFS_MemoryIoInfo
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   233
{
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   234
    const PHYSFS_uint8 *buf;
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   235
    PHYSFS_uint64 len;
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diff changeset
   236
    PHYSFS_uint64 pos;
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   237
    PHYSFS_Io *parent;
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   238
    volatile PHYSFS_uint32 refcount;
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   239
    void (*destruct)(void *);
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   240
} MemoryIoInfo;
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   241
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   242
static PHYSFS_sint64 memoryIo_read(PHYSFS_Io *io, void *buf, PHYSFS_uint64 len)
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   243
{
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   244
    MemoryIoInfo *info = (MemoryIoInfo *) io->opaque;
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   245
    const PHYSFS_uint64 avail = info->len - info->pos;
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   246
    assert(avail <= info->len);
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diff changeset
   247
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diff changeset
   248
    if (avail == 0)
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   249
        return 0;  /* we're at EOF; nothing to do. */
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diff changeset
   250
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diff changeset
   251
    if (len > avail)
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diff changeset
   252
        len = avail;
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diff changeset
   253
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diff changeset
   254
    memcpy(buf, info->buf + info->pos, (size_t) len);
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diff changeset
   255
    info->pos += len;
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parents:
diff changeset
   256
    return len;
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diff changeset
   257
} /* memoryIo_read */
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   258
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diff changeset
   259
static PHYSFS_sint64 memoryIo_write(PHYSFS_Io *io, const void *buffer,
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   260
                                    PHYSFS_uint64 len)
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parents:
diff changeset
   261
{
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   262
    BAIL_MACRO(PHYSFS_ERR_OPEN_FOR_READING, -1);
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diff changeset
   263
} /* memoryIo_write */
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parents:
diff changeset
   264
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diff changeset
   265
static int memoryIo_seek(PHYSFS_Io *io, PHYSFS_uint64 offset)
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   266
{
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diff changeset
   267
    MemoryIoInfo *info = (MemoryIoInfo *) io->opaque;
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   268
    BAIL_IF_MACRO(offset > info->len, PHYSFS_ERR_PAST_EOF, 0);
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diff changeset
   269
    info->pos = offset;
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   270
    return 1;
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   271
} /* memoryIo_seek */
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   272
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diff changeset
   273
static PHYSFS_sint64 memoryIo_tell(PHYSFS_Io *io)
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parents:
diff changeset
   274
{
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   275
    const MemoryIoInfo *info = (MemoryIoInfo *) io->opaque;
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diff changeset
   276
    return (PHYSFS_sint64) info->pos;
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parents:
diff changeset
   277
} /* memoryIo_tell */
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parents:
diff changeset
   278
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diff changeset
   279
static PHYSFS_sint64 memoryIo_length(PHYSFS_Io *io)
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   280
{
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diff changeset
   281
    const MemoryIoInfo *info = (MemoryIoInfo *) io->opaque;
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diff changeset
   282
    return (PHYSFS_sint64) info->len;
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parents:
diff changeset
   283
} /* memoryIo_length */
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diff changeset
   284
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diff changeset
   285
static PHYSFS_Io *memoryIo_duplicate(PHYSFS_Io *io)
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parents:
diff changeset
   286
{
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parents:
diff changeset
   287
    MemoryIoInfo *info = (MemoryIoInfo *) io->opaque;
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parents:
diff changeset
   288
    MemoryIoInfo *newinfo = NULL;
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parents:
diff changeset
   289
    PHYSFS_Io *parent = info->parent;
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parents:
diff changeset
   290
    PHYSFS_Io *retval = NULL;
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parents:
diff changeset
   291
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parents:
diff changeset
   292
    /* avoid deep copies. */
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parents:
diff changeset
   293
    assert((!parent) || (!((MemoryIoInfo *) parent->opaque)->parent) );
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parents:
diff changeset
   294
13e2037ebc79 Try using PhysicsFS.
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parents:
diff changeset
   295
    /* share the buffer between duplicates. */
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parents:
diff changeset
   296
    if (parent != NULL)  /* dup the parent, increment its refcount. */
13e2037ebc79 Try using PhysicsFS.
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parents:
diff changeset
   297
        return parent->duplicate(parent);
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parents:
diff changeset
   298
13e2037ebc79 Try using PhysicsFS.
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parents:
diff changeset
   299
    /* we're the parent. */
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diff changeset
   300
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diff changeset
   301
    retval = (PHYSFS_Io *) allocator.Malloc(sizeof (PHYSFS_Io));
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parents:
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   302
    BAIL_IF_MACRO(!retval, PHYSFS_ERR_OUT_OF_MEMORY, NULL);
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parents:
diff changeset
   303
    newinfo = (MemoryIoInfo *) allocator.Malloc(sizeof (MemoryIoInfo));
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parents:
diff changeset
   304
    if (!newinfo)
13e2037ebc79 Try using PhysicsFS.
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parents:
diff changeset
   305
    {
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parents:
diff changeset
   306
        allocator.Free(retval);
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parents:
diff changeset
   307
        BAIL_MACRO(PHYSFS_ERR_OUT_OF_MEMORY, NULL);
13e2037ebc79 Try using PhysicsFS.
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parents:
diff changeset
   308
    } /* if */
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parents:
diff changeset
   309
13e2037ebc79 Try using PhysicsFS.
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parents:
diff changeset
   310
    /* !!! FIXME: want lockless atomic increment. */
13e2037ebc79 Try using PhysicsFS.
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parents:
diff changeset
   311
    __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
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parents:
diff changeset
   312
    info->refcount++;
13e2037ebc79 Try using PhysicsFS.
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parents:
diff changeset
   313
    __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
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parents:
diff changeset
   314
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   315
    memset(newinfo, '\0', sizeof (*info));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   316
    newinfo->buf = info->buf;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   317
    newinfo->len = info->len;
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parents:
diff changeset
   318
    newinfo->pos = 0;
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unc0rr
parents:
diff changeset
   319
    newinfo->parent = io;
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unc0rr
parents:
diff changeset
   320
    newinfo->refcount = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   321
    newinfo->destruct = NULL;
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parents:
diff changeset
   322
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   323
    memcpy(retval, io, sizeof (*retval));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   324
    retval->opaque = newinfo;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   325
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   326
} /* memoryIo_duplicate */
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parents:
diff changeset
   327
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   328
static int memoryIo_flush(PHYSFS_Io *io) { return 1;  /* it's read-only. */ }
13e2037ebc79 Try using PhysicsFS.
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parents:
diff changeset
   329
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   330
static void memoryIo_destroy(PHYSFS_Io *io)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   331
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   332
    MemoryIoInfo *info = (MemoryIoInfo *) io->opaque;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   333
    PHYSFS_Io *parent = info->parent;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   334
    int should_die = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   335
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   336
    if (parent != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   337
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   338
        assert(info->buf == ((MemoryIoInfo *) info->parent->opaque)->buf);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   339
        assert(info->len == ((MemoryIoInfo *) info->parent->opaque)->len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   340
        assert(info->refcount == 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   341
        assert(info->destruct == NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   342
        allocator.Free(info);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   343
        allocator.Free(io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   344
        parent->destroy(parent);  /* decrements refcount. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   345
        return;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   346
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   347
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   348
    /* we _are_ the parent. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   349
    assert(info->refcount > 0);  /* even in a race, we hold a reference. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   350
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   351
    /* !!! FIXME: want lockless atomic decrement. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   352
    __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   353
    info->refcount--;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   354
    should_die = (info->refcount == 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   355
    __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   356
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   357
    if (should_die)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   358
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   359
        void (*destruct)(void *) = info->destruct;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   360
        void *buf = (void *) info->buf;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   361
        io->opaque = NULL;  /* kill this here in case of race. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   362
        allocator.Free(info);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   363
        allocator.Free(io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   364
        if (destruct != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   365
            destruct(buf);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   366
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   367
} /* memoryIo_destroy */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   368
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   369
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   370
static const PHYSFS_Io __PHYSFS_memoryIoInterface =
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   371
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   372
    CURRENT_PHYSFS_IO_API_VERSION, NULL,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   373
    memoryIo_read,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   374
    memoryIo_write,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   375
    memoryIo_seek,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   376
    memoryIo_tell,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   377
    memoryIo_length,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   378
    memoryIo_duplicate,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   379
    memoryIo_flush,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   380
    memoryIo_destroy
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   381
};
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   382
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   383
PHYSFS_Io *__PHYSFS_createMemoryIo(const void *buf, PHYSFS_uint64 len,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   384
                                   void (*destruct)(void *))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   385
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   386
    PHYSFS_Io *io = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   387
    MemoryIoInfo *info = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   388
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   389
    io = (PHYSFS_Io *) allocator.Malloc(sizeof (PHYSFS_Io));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   390
    GOTO_IF_MACRO(!io, PHYSFS_ERR_OUT_OF_MEMORY, createMemoryIo_failed);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   391
    info = (MemoryIoInfo *) allocator.Malloc(sizeof (MemoryIoInfo));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   392
    GOTO_IF_MACRO(!info, PHYSFS_ERR_OUT_OF_MEMORY, createMemoryIo_failed);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   393
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   394
    memset(info, '\0', sizeof (*info));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   395
    info->buf = (const PHYSFS_uint8 *) buf;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   396
    info->len = len;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   397
    info->pos = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   398
    info->parent = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   399
    info->refcount = 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   400
    info->destruct = destruct;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   401
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   402
    memcpy(io, &__PHYSFS_memoryIoInterface, sizeof (*io));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   403
    io->opaque = info;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   404
    return io;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   405
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   406
createMemoryIo_failed:
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   407
    if (info != NULL) allocator.Free(info);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   408
    if (io != NULL) allocator.Free(io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   409
    return NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   410
} /* __PHYSFS_createMemoryIo */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   411
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   412
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   413
/* PHYSFS_Io implementation for i/o to a PHYSFS_File... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   414
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   415
static PHYSFS_sint64 handleIo_read(PHYSFS_Io *io, void *buf, PHYSFS_uint64 len)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   416
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   417
    return PHYSFS_readBytes((PHYSFS_File *) io->opaque, buf, len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   418
} /* handleIo_read */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   419
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   420
static PHYSFS_sint64 handleIo_write(PHYSFS_Io *io, const void *buffer,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   421
                                    PHYSFS_uint64 len)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   422
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   423
    return PHYSFS_writeBytes((PHYSFS_File *) io->opaque, buffer, len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   424
} /* handleIo_write */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   425
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   426
static int handleIo_seek(PHYSFS_Io *io, PHYSFS_uint64 offset)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   427
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   428
    return PHYSFS_seek((PHYSFS_File *) io->opaque, offset);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   429
} /* handleIo_seek */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   430
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   431
static PHYSFS_sint64 handleIo_tell(PHYSFS_Io *io)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   432
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   433
    return PHYSFS_tell((PHYSFS_File *) io->opaque);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   434
} /* handleIo_tell */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   435
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   436
static PHYSFS_sint64 handleIo_length(PHYSFS_Io *io)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   437
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   438
    return PHYSFS_fileLength((PHYSFS_File *) io->opaque);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   439
} /* handleIo_length */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   440
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   441
static PHYSFS_Io *handleIo_duplicate(PHYSFS_Io *io)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   442
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   443
    /*
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   444
     * There's no duplicate at the PHYSFS_File level, so we break the
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   445
     *  abstraction. We're allowed to: we're physfs.c!
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   446
     */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   447
    FileHandle *origfh = (FileHandle *) io->opaque;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   448
    FileHandle *newfh = (FileHandle *) allocator.Malloc(sizeof (FileHandle));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   449
    PHYSFS_Io *retval = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   450
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   451
    GOTO_IF_MACRO(!newfh, PHYSFS_ERR_OUT_OF_MEMORY, handleIo_dupe_failed);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   452
    memset(newfh, '\0', sizeof (*newfh));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   453
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   454
    retval = (PHYSFS_Io *) allocator.Malloc(sizeof (PHYSFS_Io));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   455
    GOTO_IF_MACRO(!retval, PHYSFS_ERR_OUT_OF_MEMORY, handleIo_dupe_failed);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   456
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   457
#if 0  /* we don't buffer the duplicate, at least not at the moment. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   458
    if (origfh->buffer != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   459
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   460
        newfh->buffer = (PHYSFS_uint8 *) allocator.Malloc(origfh->bufsize);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   461
        if (!newfh->buffer)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   462
            GOTO_MACRO(PHYSFS_ERR_OUT_OF_MEMORY, handleIo_dupe_failed);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   463
        newfh->bufsize = origfh->bufsize;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   464
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   465
#endif
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   466
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   467
    newfh->io = origfh->io->duplicate(origfh->io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   468
    GOTO_IF_MACRO(!newfh->io, ERRPASS, handleIo_dupe_failed);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   469
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   470
    newfh->forReading = origfh->forReading;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   471
    newfh->dirHandle = origfh->dirHandle;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   472
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   473
    __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   474
    if (newfh->forReading)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   475
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   476
        newfh->next = openReadList;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   477
        openReadList = newfh;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   478
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   479
    else
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   480
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   481
        newfh->next = openWriteList;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   482
        openWriteList = newfh;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   483
    } /* else */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   484
    __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   485
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   486
    memcpy(retval, io, sizeof (PHYSFS_Io));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   487
    retval->opaque = newfh;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   488
    return retval;
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 8524
diff changeset
   489
7768
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   490
handleIo_dupe_failed:
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   491
    if (newfh)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   492
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   493
        if (newfh->io != NULL) newfh->io->destroy(newfh->io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   494
        if (newfh->buffer != NULL) allocator.Free(newfh->buffer);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   495
        allocator.Free(newfh);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   496
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   497
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   498
    return NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   499
} /* handleIo_duplicate */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   500
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   501
static int handleIo_flush(PHYSFS_Io *io)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   502
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   503
    return PHYSFS_flush((PHYSFS_File *) io->opaque);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   504
} /* handleIo_flush */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   505
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   506
static void handleIo_destroy(PHYSFS_Io *io)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   507
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   508
    if (io->opaque != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   509
        PHYSFS_close((PHYSFS_File *) io->opaque);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   510
    allocator.Free(io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   511
} /* handleIo_destroy */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   512
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   513
static const PHYSFS_Io __PHYSFS_handleIoInterface =
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   514
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   515
    CURRENT_PHYSFS_IO_API_VERSION, NULL,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   516
    handleIo_read,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   517
    handleIo_write,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   518
    handleIo_seek,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   519
    handleIo_tell,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   520
    handleIo_length,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   521
    handleIo_duplicate,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   522
    handleIo_flush,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   523
    handleIo_destroy
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   524
};
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   525
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   526
static PHYSFS_Io *__PHYSFS_createHandleIo(PHYSFS_File *f)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   527
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   528
    PHYSFS_Io *io = (PHYSFS_Io *) allocator.Malloc(sizeof (PHYSFS_Io));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   529
    BAIL_IF_MACRO(!io, PHYSFS_ERR_OUT_OF_MEMORY, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   530
    memcpy(io, &__PHYSFS_handleIoInterface, sizeof (*io));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   531
    io->opaque = f;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   532
    return io;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   533
} /* __PHYSFS_createHandleIo */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   534
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   535
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   536
/* functions ... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   537
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   538
typedef struct
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   539
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   540
    char **list;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   541
    PHYSFS_uint32 size;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   542
    PHYSFS_ErrorCode errcode;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   543
} EnumStringListCallbackData;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   544
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   545
static void enumStringListCallback(void *data, const char *str)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   546
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   547
    void *ptr;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   548
    char *newstr;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   549
    EnumStringListCallbackData *pecd = (EnumStringListCallbackData *) data;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   550
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   551
    if (pecd->errcode)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   552
        return;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   553
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   554
    ptr = allocator.Realloc(pecd->list, (pecd->size + 2) * sizeof (char *));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   555
    newstr = (char *) allocator.Malloc(strlen(str) + 1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   556
    if (ptr != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   557
        pecd->list = (char **) ptr;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   558
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   559
    if ((ptr == NULL) || (newstr == NULL))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   560
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   561
        pecd->errcode = PHYSFS_ERR_OUT_OF_MEMORY;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   562
        pecd->list[pecd->size] = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   563
        PHYSFS_freeList(pecd->list);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   564
        return;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   565
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   566
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   567
    strcpy(newstr, str);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   568
    pecd->list[pecd->size] = newstr;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   569
    pecd->size++;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   570
} /* enumStringListCallback */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   571
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   572
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   573
static char **doEnumStringList(void (*func)(PHYSFS_StringCallback, void *))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   574
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   575
    EnumStringListCallbackData ecd;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   576
    memset(&ecd, '\0', sizeof (ecd));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   577
    ecd.list = (char **) allocator.Malloc(sizeof (char *));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   578
    BAIL_IF_MACRO(!ecd.list, PHYSFS_ERR_OUT_OF_MEMORY, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   579
    func(enumStringListCallback, &ecd);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   580
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   581
    if (ecd.errcode)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   582
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   583
        __PHYSFS_setError(ecd.errcode);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   584
        return NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   585
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   586
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   587
    ecd.list[ecd.size] = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   588
    return ecd.list;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   589
} /* doEnumStringList */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   590
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   591
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   592
static void __PHYSFS_bubble_sort(void *a, size_t lo, size_t hi,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   593
                                 int (*cmpfn)(void *, size_t, size_t),
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   594
                                 void (*swapfn)(void *, size_t, size_t))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   595
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   596
    size_t i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   597
    int sorted;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   598
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   599
    do
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   600
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   601
        sorted = 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   602
        for (i = lo; i < hi; i++)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   603
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   604
            if (cmpfn(a, i, i + 1) > 0)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   605
            {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   606
                swapfn(a, i, i + 1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   607
                sorted = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   608
            } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   609
        } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   610
    } while (!sorted);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   611
} /* __PHYSFS_bubble_sort */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   612
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   613
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   614
static void __PHYSFS_quick_sort(void *a, size_t lo, size_t hi,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   615
                         int (*cmpfn)(void *, size_t, size_t),
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   616
                         void (*swapfn)(void *, size_t, size_t))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   617
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   618
    size_t i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   619
    size_t j;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   620
    size_t v;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   621
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   622
    if ((hi - lo) <= PHYSFS_QUICKSORT_THRESHOLD)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   623
        __PHYSFS_bubble_sort(a, lo, hi, cmpfn, swapfn);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   624
    else
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   625
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   626
        i = (hi + lo) / 2;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   627
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   628
        if (cmpfn(a, lo, i) > 0) swapfn(a, lo, i);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   629
        if (cmpfn(a, lo, hi) > 0) swapfn(a, lo, hi);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   630
        if (cmpfn(a, i, hi) > 0) swapfn(a, i, hi);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   631
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   632
        j = hi - 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   633
        swapfn(a, i, j);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   634
        i = lo;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   635
        v = j;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   636
        while (1)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   637
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   638
            while(cmpfn(a, ++i, v) < 0) { /* do nothing */ }
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   639
            while(cmpfn(a, --j, v) > 0) { /* do nothing */ }
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   640
            if (j < i)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   641
                break;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   642
            swapfn(a, i, j);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   643
        } /* while */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   644
        if (i != (hi-1))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   645
            swapfn(a, i, hi-1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   646
        __PHYSFS_quick_sort(a, lo, j, cmpfn, swapfn);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   647
        __PHYSFS_quick_sort(a, i+1, hi, cmpfn, swapfn);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   648
    } /* else */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   649
} /* __PHYSFS_quick_sort */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   650
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   651
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   652
void __PHYSFS_sort(void *entries, size_t max,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   653
                   int (*cmpfn)(void *, size_t, size_t),
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   654
                   void (*swapfn)(void *, size_t, size_t))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   655
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   656
    /*
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   657
     * Quicksort w/ Bubblesort fallback algorithm inspired by code from here:
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   658
     *   http://www.cs.ubc.ca/spider/harrison/Java/sorting-demo.html
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   659
     */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   660
    if (max > 0)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   661
        __PHYSFS_quick_sort(entries, 0, max - 1, cmpfn, swapfn);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   662
} /* __PHYSFS_sort */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   663
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   664
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   665
static ErrState *findErrorForCurrentThread(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   666
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   667
    ErrState *i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   668
    void *tid;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   669
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   670
    if (errorLock != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   671
        __PHYSFS_platformGrabMutex(errorLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   672
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   673
    if (errorStates != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   674
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   675
        tid = __PHYSFS_platformGetThreadID();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   676
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   677
        for (i = errorStates; i != NULL; i = i->next)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   678
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   679
            if (i->tid == tid)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   680
            {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   681
                if (errorLock != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   682
                    __PHYSFS_platformReleaseMutex(errorLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   683
                return i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   684
            } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   685
        } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   686
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   687
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   688
    if (errorLock != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   689
        __PHYSFS_platformReleaseMutex(errorLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   690
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   691
    return NULL;   /* no error available. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   692
} /* findErrorForCurrentThread */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   693
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   694
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   695
void __PHYSFS_setError(const PHYSFS_ErrorCode errcode)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   696
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   697
    ErrState *err;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   698
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   699
    if (!errcode)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   700
        return;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   701
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   702
    err = findErrorForCurrentThread();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   703
    if (err == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   704
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   705
        err = (ErrState *) allocator.Malloc(sizeof (ErrState));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   706
        if (err == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   707
            return;   /* uhh...? */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   708
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   709
        memset(err, '\0', sizeof (ErrState));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   710
        err->tid = __PHYSFS_platformGetThreadID();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   711
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   712
        if (errorLock != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   713
            __PHYSFS_platformGrabMutex(errorLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   714
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   715
        err->next = errorStates;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   716
        errorStates = err;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   717
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   718
        if (errorLock != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   719
            __PHYSFS_platformReleaseMutex(errorLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   720
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   721
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   722
    err->code = errcode;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   723
} /* __PHYSFS_setError */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   724
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   725
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   726
PHYSFS_ErrorCode PHYSFS_getLastErrorCode(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   727
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   728
    ErrState *err = findErrorForCurrentThread();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   729
    const PHYSFS_ErrorCode retval = (err) ? err->code : PHYSFS_ERR_OK;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   730
    if (err)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   731
        err->code = PHYSFS_ERR_OK;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   732
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   733
} /* PHYSFS_getLastErrorCode */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   734
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   735
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   736
PHYSFS_DECL const char *PHYSFS_getErrorByCode(PHYSFS_ErrorCode code)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   737
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   738
    switch (code)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   739
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   740
        case PHYSFS_ERR_OK: return "no error";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   741
        case PHYSFS_ERR_OTHER_ERROR: return "unknown error";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   742
        case PHYSFS_ERR_OUT_OF_MEMORY: return "out of memory";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   743
        case PHYSFS_ERR_NOT_INITIALIZED: return "not initialized";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   744
        case PHYSFS_ERR_IS_INITIALIZED: return "already initialized";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   745
        case PHYSFS_ERR_ARGV0_IS_NULL: return "argv[0] is NULL";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   746
        case PHYSFS_ERR_UNSUPPORTED: return "unsupported";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   747
        case PHYSFS_ERR_PAST_EOF: return "past end of file";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   748
        case PHYSFS_ERR_FILES_STILL_OPEN: return "files still open";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   749
        case PHYSFS_ERR_INVALID_ARGUMENT: return "invalid argument";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   750
        case PHYSFS_ERR_NOT_MOUNTED: return "not mounted";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   751
        case PHYSFS_ERR_NO_SUCH_PATH: return "no such path";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   752
        case PHYSFS_ERR_SYMLINK_FORBIDDEN: return "symlinks are forbidden";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   753
        case PHYSFS_ERR_NO_WRITE_DIR: return "write directory is not set";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   754
        case PHYSFS_ERR_OPEN_FOR_READING: return "file open for reading";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   755
        case PHYSFS_ERR_OPEN_FOR_WRITING: return "file open for writing";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   756
        case PHYSFS_ERR_NOT_A_FILE: return "not a file";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   757
        case PHYSFS_ERR_READ_ONLY: return "read-only filesystem";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   758
        case PHYSFS_ERR_CORRUPT: return "corrupted";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   759
        case PHYSFS_ERR_SYMLINK_LOOP: return "infinite symbolic link loop";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   760
        case PHYSFS_ERR_IO: return "i/o error";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   761
        case PHYSFS_ERR_PERMISSION: return "permission denied";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   762
        case PHYSFS_ERR_NO_SPACE: return "no space available for writing";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   763
        case PHYSFS_ERR_BAD_FILENAME: return "filename is illegal or insecure";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   764
        case PHYSFS_ERR_BUSY: return "tried to modify a file the OS needs";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   765
        case PHYSFS_ERR_DIR_NOT_EMPTY: return "directory isn't empty";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   766
        case PHYSFS_ERR_OS_ERROR: return "OS reported an error";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   767
    } /* switch */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   768
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   769
    return NULL;  /* don't know this error code. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   770
} /* PHYSFS_getErrorByCode */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   771
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   772
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   773
void PHYSFS_setErrorCode(PHYSFS_ErrorCode code)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   774
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   775
    __PHYSFS_setError(code);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   776
} /* PHYSFS_setErrorCode */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   777
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   778
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   779
const char *PHYSFS_getLastError(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   780
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   781
    const PHYSFS_ErrorCode err = PHYSFS_getLastErrorCode();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   782
    return (err) ? PHYSFS_getErrorByCode(err) : NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   783
} /* PHYSFS_getLastError */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   784
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   785
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   786
/* MAKE SURE that errorLock is held before calling this! */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   787
static void freeErrorStates(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   788
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   789
    ErrState *i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   790
    ErrState *next;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   791
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   792
    for (i = errorStates; i != NULL; i = next)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   793
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   794
        next = i->next;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   795
        allocator.Free(i);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   796
    } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   797
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   798
    errorStates = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   799
} /* freeErrorStates */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   800
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   801
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   802
void PHYSFS_getLinkedVersion(PHYSFS_Version *ver)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   803
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   804
    if (ver != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   805
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   806
        ver->major = PHYSFS_VER_MAJOR;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   807
        ver->minor = PHYSFS_VER_MINOR;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   808
        ver->patch = PHYSFS_VER_PATCH;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   809
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   810
} /* PHYSFS_getLinkedVersion */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   811
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   812
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   813
static const char *find_filename_extension(const char *fname)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   814
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   815
    const char *retval = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   816
    if (fname != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   817
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   818
        const char *p = strchr(fname, '.');
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   819
        retval = p;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   820
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   821
        while (p != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   822
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   823
            p = strchr(p + 1, '.');
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   824
            if (p != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   825
                retval = p;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   826
        } /* while */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   827
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   828
        if (retval != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   829
            retval++;  /* skip '.' */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   830
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   831
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   832
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   833
} /* find_filename_extension */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   834
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   835
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   836
static DirHandle *tryOpenDir(PHYSFS_Io *io, const PHYSFS_Archiver *funcs,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   837
                             const char *d, int forWriting)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   838
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   839
    DirHandle *retval = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   840
    void *opaque = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   841
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   842
    if (io != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   843
        BAIL_IF_MACRO(!io->seek(io, 0), ERRPASS, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   844
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   845
    opaque = funcs->openArchive(io, d, forWriting);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   846
    if (opaque != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   847
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   848
        retval = (DirHandle *) allocator.Malloc(sizeof (DirHandle));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   849
        if (retval == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   850
            funcs->closeArchive(opaque);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   851
        else
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   852
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   853
            memset(retval, '\0', sizeof (DirHandle));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   854
            retval->mountPoint = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   855
            retval->funcs = funcs;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   856
            retval->opaque = opaque;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   857
        } /* else */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   858
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   859
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   860
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   861
} /* tryOpenDir */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   862
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   863
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   864
static DirHandle *openDirectory(PHYSFS_Io *io, const char *d, int forWriting)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   865
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   866
    DirHandle *retval = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   867
    const PHYSFS_Archiver **i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   868
    const char *ext;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   869
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   870
    assert((io != NULL) || (d != NULL));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   871
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   872
    if (io == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   873
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   874
        /* DIR gets first shot (unlike the rest, it doesn't deal with files). */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   875
        retval = tryOpenDir(io, &__PHYSFS_Archiver_DIR, d, forWriting);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   876
        if (retval != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   877
            return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   878
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   879
        io = __PHYSFS_createNativeIo(d, forWriting ? 'w' : 'r');
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   880
        BAIL_IF_MACRO(!io, ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   881
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   882
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   883
    ext = find_filename_extension(d);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   884
    if (ext != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   885
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   886
        /* Look for archivers with matching file extensions first... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   887
        for (i = archivers; (*i != NULL) && (retval == NULL); i++)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   888
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   889
            if (__PHYSFS_stricmpASCII(ext, (*i)->info.extension) == 0)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   890
                retval = tryOpenDir(io, *i, d, forWriting);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   891
        } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   892
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   893
        /* failing an exact file extension match, try all the others... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   894
        for (i = archivers; (*i != NULL) && (retval == NULL); i++)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   895
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   896
            if (__PHYSFS_stricmpASCII(ext, (*i)->info.extension) != 0)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   897
                retval = tryOpenDir(io, *i, d, forWriting);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   898
        } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   899
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   900
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   901
    else  /* no extension? Try them all. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   902
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   903
        for (i = archivers; (*i != NULL) && (retval == NULL); i++)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   904
            retval = tryOpenDir(io, *i, d, forWriting);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   905
    } /* else */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   906
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   907
    BAIL_IF_MACRO(!retval, PHYSFS_ERR_UNSUPPORTED, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   908
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   909
} /* openDirectory */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   910
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   911
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   912
/*
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   913
 * Make a platform-independent path string sane. Doesn't actually check the
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   914
 *  file hierarchy, it just cleans up the string.
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   915
 *  (dst) must be a buffer at least as big as (src), as this is where the
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   916
 *  cleaned up string is deposited.
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   917
 * If there are illegal bits in the path (".." entries, etc) then we
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   918
 *  return zero and (dst) is undefined. Non-zero if the path was sanitized.
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   919
 */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   920
static int sanitizePlatformIndependentPath(const char *src, char *dst)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   921
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   922
    char *prev;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   923
    char ch;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   924
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   925
    while (*src == '/')  /* skip initial '/' chars... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   926
        src++;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   927
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   928
    prev = dst;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   929
    do
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   930
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   931
        ch = *(src++);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   932
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   933
        if ((ch == ':') || (ch == '\\'))  /* illegal chars in a physfs path. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   934
            BAIL_MACRO(PHYSFS_ERR_BAD_FILENAME, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   935
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   936
        if (ch == '/')   /* path separator. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   937
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   938
            *dst = '\0';  /* "." and ".." are illegal pathnames. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   939
            if ((strcmp(prev, ".") == 0) || (strcmp(prev, "..") == 0))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   940
                BAIL_MACRO(PHYSFS_ERR_BAD_FILENAME, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   941
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   942
            while (*src == '/')   /* chop out doubles... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   943
                src++;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   944
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   945
            if (*src == '\0') /* ends with a pathsep? */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   946
                break;  /* we're done, don't add final pathsep to dst. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   947
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   948
            prev = dst + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   949
        } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   950
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   951
        *(dst++) = ch;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   952
    } while (ch != '\0');
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   953
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   954
    return 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   955
} /* sanitizePlatformIndependentPath */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   956
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   957
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   958
/*
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   959
 * Figure out if (fname) is part of (h)'s mountpoint. (fname) must be an
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   960
 *  output from sanitizePlatformIndependentPath(), so that it is in a known
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   961
 *  state.
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   962
 *
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   963
 * This only finds legitimate segments of a mountpoint. If the mountpoint is
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   964
 *  "/a/b/c" and (fname) is "/a/b/c", "/", or "/a/b/c/d", then the results are
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   965
 *  all zero. "/a/b" will succeed, though.
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   966
 */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   967
static int partOfMountPoint(DirHandle *h, char *fname)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   968
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   969
    /* !!! FIXME: This code feels gross. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   970
    int rc;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   971
    size_t len, mntpntlen;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   972
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   973
    if (h->mountPoint == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   974
        return 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   975
    else if (*fname == '\0')
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   976
        return 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   977
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   978
    len = strlen(fname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   979
    mntpntlen = strlen(h->mountPoint);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   980
    if (len > mntpntlen)  /* can't be a subset of mountpoint. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   981
        return 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   982
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   983
    /* if true, must be not a match or a complete match, but not a subset. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   984
    if ((len + 1) == mntpntlen)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   985
        return 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   986
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   987
    rc = strncmp(fname, h->mountPoint, len); /* !!! FIXME: case insensitive? */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   988
    if (rc != 0)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   989
        return 0;  /* not a match. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   990
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   991
    /* make sure /a/b matches /a/b/ and not /a/bc ... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   992
    return h->mountPoint[len] == '/';
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   993
} /* partOfMountPoint */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   994
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   995
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   996
static DirHandle *createDirHandle(PHYSFS_Io *io, const char *newDir,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   997
                                  const char *mountPoint, int forWriting)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   998
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
   999
    DirHandle *dirHandle = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1000
    char *tmpmntpnt = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1001
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1002
    if (mountPoint != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1003
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1004
        const size_t len = strlen(mountPoint) + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1005
        tmpmntpnt = (char *) __PHYSFS_smallAlloc(len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1006
        GOTO_IF_MACRO(!tmpmntpnt, PHYSFS_ERR_OUT_OF_MEMORY, badDirHandle);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1007
        if (!sanitizePlatformIndependentPath(mountPoint, tmpmntpnt))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1008
            goto badDirHandle;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1009
        mountPoint = tmpmntpnt;  /* sanitized version. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1010
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1011
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1012
    dirHandle = openDirectory(io, newDir, forWriting);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1013
    GOTO_IF_MACRO(!dirHandle, ERRPASS, badDirHandle);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1014
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1015
    if (newDir == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1016
        dirHandle->dirName = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1017
    else
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1018
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1019
        dirHandle->dirName = (char *) allocator.Malloc(strlen(newDir) + 1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1020
        if (!dirHandle->dirName)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1021
            GOTO_MACRO(PHYSFS_ERR_OUT_OF_MEMORY, badDirHandle);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1022
        strcpy(dirHandle->dirName, newDir);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1023
    } /* else */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1024
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1025
    if ((mountPoint != NULL) && (*mountPoint != '\0'))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1026
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1027
        dirHandle->mountPoint = (char *)allocator.Malloc(strlen(mountPoint)+2);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1028
        if (!dirHandle->mountPoint)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1029
            GOTO_MACRO(PHYSFS_ERR_OUT_OF_MEMORY, badDirHandle);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1030
        strcpy(dirHandle->mountPoint, mountPoint);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1031
        strcat(dirHandle->mountPoint, "/");
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1032
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1033
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1034
    __PHYSFS_smallFree(tmpmntpnt);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1035
    return dirHandle;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1036
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1037
badDirHandle:
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1038
    if (dirHandle != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1039
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1040
        dirHandle->funcs->closeArchive(dirHandle->opaque);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1041
        allocator.Free(dirHandle->dirName);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1042
        allocator.Free(dirHandle->mountPoint);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1043
        allocator.Free(dirHandle);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1044
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1045
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1046
    __PHYSFS_smallFree(tmpmntpnt);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1047
    return NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1048
} /* createDirHandle */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1049
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1050
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1051
/* MAKE SURE you've got the stateLock held before calling this! */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1052
static int freeDirHandle(DirHandle *dh, FileHandle *openList)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1053
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1054
    FileHandle *i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1055
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1056
    if (dh == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1057
        return 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1058
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1059
    for (i = openList; i != NULL; i = i->next)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1060
        BAIL_IF_MACRO(i->dirHandle == dh, PHYSFS_ERR_FILES_STILL_OPEN, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1061
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1062
    dh->funcs->closeArchive(dh->opaque);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1063
    allocator.Free(dh->dirName);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1064
    allocator.Free(dh->mountPoint);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1065
    allocator.Free(dh);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1066
    return 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1067
} /* freeDirHandle */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1068
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1069
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1070
static char *calculateBaseDir(const char *argv0)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1071
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1072
    const char dirsep = __PHYSFS_platformDirSeparator;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1073
    char *retval = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1074
    char *ptr = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1075
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1076
    /* Give the platform layer first shot at this. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1077
    retval = __PHYSFS_platformCalcBaseDir(argv0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1078
    if (retval != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1079
        return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1080
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1081
    /* We need argv0 to go on. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1082
    BAIL_IF_MACRO(argv0 == NULL, PHYSFS_ERR_ARGV0_IS_NULL, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1083
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1084
    ptr = strrchr(argv0, dirsep);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1085
    if (ptr != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1086
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1087
        const size_t size = ((size_t) (ptr - argv0)) + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1088
        retval = (char *) allocator.Malloc(size + 1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1089
        BAIL_IF_MACRO(!retval, PHYSFS_ERR_OUT_OF_MEMORY, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1090
        memcpy(retval, argv0, size);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1091
        retval[size] = '\0';
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1092
        return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1093
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1094
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1095
    /* argv0 wasn't helpful. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1096
    BAIL_MACRO(PHYSFS_ERR_INVALID_ARGUMENT, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1097
} /* calculateBaseDir */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1098
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1099
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1100
static int initializeMutexes(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1101
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1102
    errorLock = __PHYSFS_platformCreateMutex();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1103
    if (errorLock == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1104
        goto initializeMutexes_failed;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1105
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1106
    stateLock = __PHYSFS_platformCreateMutex();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1107
    if (stateLock == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1108
        goto initializeMutexes_failed;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1109
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1110
    return 1;  /* success. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1111
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1112
initializeMutexes_failed:
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1113
    if (errorLock != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1114
        __PHYSFS_platformDestroyMutex(errorLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1115
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1116
    if (stateLock != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1117
        __PHYSFS_platformDestroyMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1118
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1119
    errorLock = stateLock = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1120
    return 0;  /* failed. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1121
} /* initializeMutexes */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1122
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1123
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1124
static void setDefaultAllocator(void);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1125
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1126
static int initStaticArchivers(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1127
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1128
    const size_t numStaticArchivers = __PHYSFS_ARRAYLEN(staticArchivers);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1129
    const size_t len = numStaticArchivers * sizeof (void *);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1130
    size_t i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1131
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1132
    assert(numStaticArchivers > 0);  /* seriously, none at all?! */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1133
    assert(staticArchivers[numStaticArchivers - 1] == NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1134
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1135
    archiveInfo = (const PHYSFS_ArchiveInfo **) allocator.Malloc(len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1136
    BAIL_IF_MACRO(!archiveInfo, PHYSFS_ERR_OUT_OF_MEMORY, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1137
    archivers = (const PHYSFS_Archiver **) allocator.Malloc(len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1138
    BAIL_IF_MACRO(!archivers, PHYSFS_ERR_OUT_OF_MEMORY, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1139
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1140
    for (i = 0; i < numStaticArchivers - 1; i++)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1141
        archiveInfo[i] = &staticArchivers[i]->info;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1142
    archiveInfo[numStaticArchivers - 1] = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1143
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1144
    memcpy(archivers, staticArchivers, len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1145
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1146
    return 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1147
} /* initStaticArchivers */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1148
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1149
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1150
static int doDeinit(void);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1151
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1152
int PHYSFS_init(const char *argv0)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1153
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1154
    BAIL_IF_MACRO(initialized, PHYSFS_ERR_IS_INITIALIZED, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1155
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1156
    if (!externalAllocator)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1157
        setDefaultAllocator();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1158
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1159
    if ((allocator.Init != NULL) && (!allocator.Init())) return 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1160
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1161
    if (!__PHYSFS_platformInit())
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1162
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1163
        if (allocator.Deinit != NULL) allocator.Deinit();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1164
        return 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1165
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1166
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1167
    /* everything below here can be cleaned up safely by doDeinit(). */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1168
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1169
    if (!initializeMutexes()) goto initFailed;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1170
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1171
    baseDir = calculateBaseDir(argv0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1172
    if (!baseDir) goto initFailed;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1173
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1174
    userDir = __PHYSFS_platformCalcUserDir();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1175
    if (!userDir) goto initFailed;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1176
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1177
    /* Platform layer is required to append a dirsep. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1178
    assert(baseDir[strlen(baseDir) - 1] == __PHYSFS_platformDirSeparator);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1179
    assert(userDir[strlen(userDir) - 1] == __PHYSFS_platformDirSeparator);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1180
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1181
    if (!initStaticArchivers()) goto initFailed;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1182
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1183
    initialized = 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1184
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1185
    /* This makes sure that the error subsystem is initialized. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1186
    __PHYSFS_setError(PHYSFS_getLastErrorCode());
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1187
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1188
    return 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1189
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1190
initFailed:
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1191
    doDeinit();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1192
    return 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1193
} /* PHYSFS_init */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1194
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1195
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1196
/* MAKE SURE you hold stateLock before calling this! */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1197
static int closeFileHandleList(FileHandle **list)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1198
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1199
    FileHandle *i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1200
    FileHandle *next = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1201
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1202
    for (i = *list; i != NULL; i = next)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1203
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1204
        PHYSFS_Io *io = i->io;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1205
        next = i->next;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1206
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1207
        if (!io->flush(io))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1208
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1209
            *list = i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1210
            return 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1211
        } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1212
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1213
        io->destroy(io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1214
        allocator.Free(i);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1215
    } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1216
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1217
    *list = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1218
    return 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1219
} /* closeFileHandleList */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1220
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1221
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1222
/* MAKE SURE you hold the stateLock before calling this! */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1223
static void freeSearchPath(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1224
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1225
    DirHandle *i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1226
    DirHandle *next = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1227
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1228
    closeFileHandleList(&openReadList);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1229
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1230
    if (searchPath != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1231
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1232
        for (i = searchPath; i != NULL; i = next)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1233
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1234
            next = i->next;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1235
            freeDirHandle(i, openReadList);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1236
        } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1237
        searchPath = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1238
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1239
} /* freeSearchPath */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1240
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1241
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1242
static int doDeinit(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1243
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1244
    BAIL_IF_MACRO(!__PHYSFS_platformDeinit(), ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1245
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1246
    closeFileHandleList(&openWriteList);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1247
    BAIL_IF_MACRO(!PHYSFS_setWriteDir(NULL), PHYSFS_ERR_FILES_STILL_OPEN, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1248
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1249
    freeSearchPath();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1250
    freeErrorStates();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1251
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1252
    if (baseDir != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1253
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1254
        allocator.Free(baseDir);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1255
        baseDir = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1256
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1257
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1258
    if (userDir != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1259
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1260
        allocator.Free(userDir);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1261
        userDir = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1262
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1263
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1264
    if (prefDir != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1265
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1266
        allocator.Free(prefDir);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1267
        prefDir = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1268
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1269
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1270
    if (archiveInfo != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1271
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1272
        allocator.Free(archiveInfo);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1273
        archiveInfo = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1274
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1275
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1276
    if (archivers != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1277
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1278
        allocator.Free(archivers);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1279
        archivers = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1280
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1281
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1282
    allowSymLinks = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1283
    initialized = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1284
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1285
    if (errorLock) __PHYSFS_platformDestroyMutex(errorLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1286
    if (stateLock) __PHYSFS_platformDestroyMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1287
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1288
    if (allocator.Deinit != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1289
        allocator.Deinit();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1290
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1291
    errorLock = stateLock = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1292
    return 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1293
} /* doDeinit */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1294
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1295
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1296
int PHYSFS_deinit(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1297
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1298
    BAIL_IF_MACRO(!initialized, PHYSFS_ERR_NOT_INITIALIZED, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1299
    return doDeinit();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1300
} /* PHYSFS_deinit */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1301
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1302
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1303
int PHYSFS_isInit(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1304
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1305
    return initialized;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1306
} /* PHYSFS_isInit */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1307
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1308
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1309
const PHYSFS_ArchiveInfo **PHYSFS_supportedArchiveTypes(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1310
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1311
    BAIL_IF_MACRO(!initialized, PHYSFS_ERR_NOT_INITIALIZED, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1312
    return archiveInfo;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1313
} /* PHYSFS_supportedArchiveTypes */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1314
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1315
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1316
void PHYSFS_freeList(void *list)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1317
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1318
    void **i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1319
    if (list != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1320
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1321
        for (i = (void **) list; *i != NULL; i++)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1322
            allocator.Free(*i);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1323
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1324
        allocator.Free(list);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1325
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1326
} /* PHYSFS_freeList */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1327
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1328
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1329
const char *PHYSFS_getDirSeparator(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1330
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1331
    static char retval[2] = { __PHYSFS_platformDirSeparator, '\0' };
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1332
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1333
} /* PHYSFS_getDirSeparator */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1334
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1335
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1336
char **PHYSFS_getCdRomDirs(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1337
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1338
    return doEnumStringList(__PHYSFS_platformDetectAvailableCDs);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1339
} /* PHYSFS_getCdRomDirs */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1340
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1341
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1342
void PHYSFS_getCdRomDirsCallback(PHYSFS_StringCallback callback, void *data)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1343
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1344
    __PHYSFS_platformDetectAvailableCDs(callback, data);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1345
} /* PHYSFS_getCdRomDirsCallback */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1346
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1347
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1348
const char *PHYSFS_getPrefDir(const char *org, const char *app)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1349
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1350
    const char dirsep = __PHYSFS_platformDirSeparator;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1351
    PHYSFS_Stat statbuf;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1352
    char *ptr = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1353
    char *endstr = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1354
    int exists = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1355
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1356
    BAIL_IF_MACRO(!initialized, PHYSFS_ERR_NOT_INITIALIZED, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1357
    BAIL_IF_MACRO(!org, PHYSFS_ERR_INVALID_ARGUMENT, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1358
    BAIL_IF_MACRO(*org == '\0', PHYSFS_ERR_INVALID_ARGUMENT, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1359
    BAIL_IF_MACRO(!app, PHYSFS_ERR_INVALID_ARGUMENT, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1360
    BAIL_IF_MACRO(*app == '\0', PHYSFS_ERR_INVALID_ARGUMENT, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1361
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1362
    allocator.Free(prefDir);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1363
    prefDir = __PHYSFS_platformCalcPrefDir(org, app);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1364
    BAIL_IF_MACRO(!prefDir, ERRPASS, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1365
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1366
    assert(strlen(prefDir) > 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1367
    endstr = prefDir + (strlen(prefDir) - 1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1368
    assert(*endstr == dirsep);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1369
    *endstr = '\0';  /* mask out the final dirsep for now. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1370
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1371
    if (!__PHYSFS_platformStat(prefDir, &exists, &statbuf))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1372
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1373
        for (ptr = strchr(prefDir, dirsep); ptr; ptr = strchr(ptr+1, dirsep))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1374
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1375
            *ptr = '\0';
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1376
            __PHYSFS_platformMkDir(prefDir);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1377
            *ptr = dirsep;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1378
        } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1379
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1380
        if (!__PHYSFS_platformMkDir(prefDir))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1381
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1382
            allocator.Free(prefDir);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1383
            prefDir = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1384
        } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1385
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1386
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1387
    *endstr = dirsep;  /* readd the final dirsep. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1388
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1389
    return prefDir;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1390
} /* PHYSFS_getPrefDir */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1391
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1392
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1393
const char *PHYSFS_getBaseDir(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1394
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1395
    return baseDir;   /* this is calculated in PHYSFS_init()... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1396
} /* PHYSFS_getBaseDir */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1397
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1398
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1399
const char *__PHYSFS_getUserDir(void)  /* not deprecated internal version. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1400
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1401
    return userDir;   /* this is calculated in PHYSFS_init()... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1402
} /* __PHYSFS_getUserDir */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1403
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1404
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1405
const char *PHYSFS_getUserDir(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1406
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1407
    return __PHYSFS_getUserDir();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1408
} /* PHYSFS_getUserDir */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1409
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1410
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1411
const char *PHYSFS_getWriteDir(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1412
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1413
    const char *retval = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1414
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1415
    __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1416
    if (writeDir != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1417
        retval = writeDir->dirName;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1418
    __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1419
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1420
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1421
} /* PHYSFS_getWriteDir */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1422
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1423
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1424
int PHYSFS_setWriteDir(const char *newDir)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1425
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1426
    int retval = 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1427
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1428
    __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1429
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1430
    if (writeDir != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1431
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1432
        BAIL_IF_MACRO_MUTEX(!freeDirHandle(writeDir, openWriteList), ERRPASS,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1433
                            stateLock, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1434
        writeDir = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1435
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1436
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1437
    if (newDir != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1438
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1439
        /* !!! FIXME: PHYSFS_Io shouldn't be NULL */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1440
        writeDir = createDirHandle(NULL, newDir, NULL, 1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1441
        retval = (writeDir != NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1442
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1443
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1444
    __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1445
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1446
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1447
} /* PHYSFS_setWriteDir */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1448
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1449
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1450
static int doMount(PHYSFS_Io *io, const char *fname,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1451
                   const char *mountPoint, int appendToPath)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1452
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1453
    DirHandle *dh;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1454
    DirHandle *prev = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1455
    DirHandle *i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1456
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1457
    if (mountPoint == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1458
        mountPoint = "/";
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1459
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1460
    __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1461
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1462
    if (fname != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1463
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1464
        for (i = searchPath; i != NULL; i = i->next)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1465
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1466
            /* already in search path? */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1467
            if ((i->dirName != NULL) && (strcmp(fname, i->dirName) == 0))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1468
                BAIL_MACRO_MUTEX(ERRPASS, stateLock, 1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1469
            prev = i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1470
        } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1471
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1472
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1473
    dh = createDirHandle(io, fname, mountPoint, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1474
    BAIL_IF_MACRO_MUTEX(!dh, ERRPASS, stateLock, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1475
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1476
    if (appendToPath)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1477
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1478
        if (prev == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1479
            searchPath = dh;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1480
        else
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1481
            prev->next = dh;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1482
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1483
    else
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1484
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1485
        dh->next = searchPath;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1486
        searchPath = dh;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1487
    } /* else */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1488
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1489
    __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1490
    return 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1491
} /* doMount */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1492
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1493
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1494
int PHYSFS_mountIo(PHYSFS_Io *io, const char *fname,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1495
                   const char *mountPoint, int appendToPath)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1496
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1497
    BAIL_IF_MACRO(!io, PHYSFS_ERR_INVALID_ARGUMENT, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1498
    BAIL_IF_MACRO(io->version != 0, PHYSFS_ERR_UNSUPPORTED, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1499
    return doMount(io, fname, mountPoint, appendToPath);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1500
} /* PHYSFS_mountIo */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1501
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1502
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1503
int PHYSFS_mountMemory(const void *buf, PHYSFS_uint64 len, void (*del)(void *),
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1504
                       const char *fname, const char *mountPoint,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1505
                       int appendToPath)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1506
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1507
    int retval = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1508
    PHYSFS_Io *io = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1509
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1510
    BAIL_IF_MACRO(!buf, PHYSFS_ERR_INVALID_ARGUMENT, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1511
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1512
    io = __PHYSFS_createMemoryIo(buf, len, del);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1513
    BAIL_IF_MACRO(!io, ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1514
    retval = doMount(io, fname, mountPoint, appendToPath);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1515
    if (!retval)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1516
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1517
        /* docs say not to call (del) in case of failure, so cheat. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1518
        MemoryIoInfo *info = (MemoryIoInfo *) io->opaque;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1519
        info->destruct = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1520
        io->destroy(io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1521
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1522
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1523
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1524
} /* PHYSFS_mountMemory */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1525
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1526
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1527
int PHYSFS_mountHandle(PHYSFS_File *file, const char *fname,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1528
                       const char *mountPoint, int appendToPath)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1529
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1530
    int retval = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1531
    PHYSFS_Io *io = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1532
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1533
    BAIL_IF_MACRO(file == NULL, PHYSFS_ERR_INVALID_ARGUMENT, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1534
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1535
    io = __PHYSFS_createHandleIo(file);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1536
    BAIL_IF_MACRO(!io, ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1537
    retval = doMount(io, fname, mountPoint, appendToPath);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1538
    if (!retval)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1539
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1540
        /* docs say not to destruct in case of failure, so cheat. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1541
        io->opaque = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1542
        io->destroy(io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1543
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1544
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1545
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1546
} /* PHYSFS_mountHandle */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1547
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1548
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1549
int PHYSFS_mount(const char *newDir, const char *mountPoint, int appendToPath)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1550
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1551
    BAIL_IF_MACRO(!newDir, PHYSFS_ERR_INVALID_ARGUMENT, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1552
    return doMount(NULL, newDir, mountPoint, appendToPath);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1553
} /* PHYSFS_mount */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1554
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1555
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1556
int PHYSFS_addToSearchPath(const char *newDir, int appendToPath)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1557
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1558
    return doMount(NULL, newDir, NULL, appendToPath);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1559
} /* PHYSFS_addToSearchPath */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1560
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1561
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1562
int PHYSFS_removeFromSearchPath(const char *oldDir)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1563
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1564
    return PHYSFS_unmount(oldDir);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1565
} /* PHYSFS_removeFromSearchPath */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1566
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1567
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1568
int PHYSFS_unmount(const char *oldDir)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1569
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1570
    DirHandle *i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1571
    DirHandle *prev = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1572
    DirHandle *next = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1573
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1574
    BAIL_IF_MACRO(oldDir == NULL, PHYSFS_ERR_INVALID_ARGUMENT, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1575
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1576
    __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1577
    for (i = searchPath; i != NULL; i = i->next)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1578
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1579
        if (strcmp(i->dirName, oldDir) == 0)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1580
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1581
            next = i->next;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1582
            BAIL_IF_MACRO_MUTEX(!freeDirHandle(i, openReadList), ERRPASS,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1583
                                stateLock, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1584
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1585
            if (prev == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1586
                searchPath = next;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1587
            else
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1588
                prev->next = next;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1589
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1590
            BAIL_MACRO_MUTEX(ERRPASS, stateLock, 1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1591
        } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1592
        prev = i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1593
    } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1594
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1595
    BAIL_MACRO_MUTEX(PHYSFS_ERR_NOT_MOUNTED, stateLock, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1596
} /* PHYSFS_unmount */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1597
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1598
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1599
char **PHYSFS_getSearchPath(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1600
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1601
    return doEnumStringList(PHYSFS_getSearchPathCallback);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1602
} /* PHYSFS_getSearchPath */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1603
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1604
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1605
const char *PHYSFS_getMountPoint(const char *dir)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1606
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1607
    DirHandle *i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1608
    __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1609
    for (i = searchPath; i != NULL; i = i->next)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1610
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1611
        if (strcmp(i->dirName, dir) == 0)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1612
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1613
            const char *retval = ((i->mountPoint) ? i->mountPoint : "/");
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1614
            __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1615
            return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1616
        } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1617
    } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1618
    __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1619
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1620
    BAIL_MACRO(PHYSFS_ERR_NOT_MOUNTED, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1621
} /* PHYSFS_getMountPoint */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1622
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1623
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1624
void PHYSFS_getSearchPathCallback(PHYSFS_StringCallback callback, void *data)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1625
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1626
    DirHandle *i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1627
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1628
    __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1629
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1630
    for (i = searchPath; i != NULL; i = i->next)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1631
        callback(data, i->dirName);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1632
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1633
    __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1634
} /* PHYSFS_getSearchPathCallback */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1635
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1636
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1637
/* Split out to avoid stack allocation in a loop. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1638
static void setSaneCfgAddPath(const char *i, const size_t l, const char *dirsep,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1639
                              int archivesFirst)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1640
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1641
    const char *d = PHYSFS_getRealDir(i);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1642
    const size_t allocsize = strlen(d) + strlen(dirsep) + l + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1643
    char *str = (char *) __PHYSFS_smallAlloc(allocsize);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1644
    if (str != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1645
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1646
        sprintf(str, "%s%s%s", d, dirsep, i);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1647
        PHYSFS_mount(str, NULL, archivesFirst == 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1648
        __PHYSFS_smallFree(str);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1649
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1650
} /* setSaneCfgAddPath */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1651
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1652
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1653
int PHYSFS_setSaneConfig(const char *organization, const char *appName,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1654
                         const char *archiveExt, int includeCdRoms,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1655
                         int archivesFirst)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1656
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1657
    const char *dirsep = PHYSFS_getDirSeparator();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1658
    const char *basedir;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1659
    const char *prefdir;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1660
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1661
    BAIL_IF_MACRO(!initialized, PHYSFS_ERR_NOT_INITIALIZED, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1662
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1663
    prefdir = PHYSFS_getPrefDir(organization, appName);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1664
    BAIL_IF_MACRO(!prefdir, ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1665
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1666
    basedir = PHYSFS_getBaseDir();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1667
    BAIL_IF_MACRO(!basedir, ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1668
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1669
    BAIL_IF_MACRO(!PHYSFS_setWriteDir(prefdir), PHYSFS_ERR_NO_WRITE_DIR, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1670
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1671
    /* Put write dir first in search path... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1672
    PHYSFS_mount(prefdir, NULL, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1673
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1674
    /* Put base path on search path... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1675
    PHYSFS_mount(basedir, NULL, 1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1676
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1677
    /* handle CD-ROMs... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1678
    if (includeCdRoms)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1679
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1680
        char **cds = PHYSFS_getCdRomDirs();
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1681
        char **i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1682
        for (i = cds; *i != NULL; i++)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1683
            PHYSFS_mount(*i, NULL, 1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1684
        PHYSFS_freeList(cds);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1685
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1686
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1687
    /* Root out archives, and add them to search path... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1688
    if (archiveExt != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1689
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1690
        char **rc = PHYSFS_enumerateFiles("/");
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1691
        char **i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1692
        size_t extlen = strlen(archiveExt);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1693
        char *ext;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1694
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1695
        for (i = rc; *i != NULL; i++)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1696
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1697
            size_t l = strlen(*i);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1698
            if ((l > extlen) && ((*i)[l - extlen - 1] == '.'))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1699
            {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1700
                ext = (*i) + (l - extlen);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1701
                if (__PHYSFS_stricmpASCII(ext, archiveExt) == 0)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1702
                    setSaneCfgAddPath(*i, l, dirsep, archivesFirst);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1703
            } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1704
        } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1705
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1706
        PHYSFS_freeList(rc);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1707
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1708
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1709
    return 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1710
} /* PHYSFS_setSaneConfig */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1711
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1712
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1713
void PHYSFS_permitSymbolicLinks(int allow)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1714
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1715
    allowSymLinks = allow;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1716
} /* PHYSFS_permitSymbolicLinks */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1717
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1718
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1719
int PHYSFS_symbolicLinksPermitted(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1720
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1721
    return allowSymLinks;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1722
} /* PHYSFS_symbolicLinksPermitted */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1723
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1724
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1725
/*
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1726
 * Verify that (fname) (in platform-independent notation), in relation
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1727
 *  to (h) is secure. That means that each element of fname is checked
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1728
 *  for symlinks (if they aren't permitted). This also allows for quick
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1729
 *  rejection of files that exist outside an archive's mountpoint.
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1730
 *
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1731
 * With some exceptions (like PHYSFS_mkdir(), which builds multiple subdirs
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1732
 *  at a time), you should always pass zero for "allowMissing" for efficiency.
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1733
 *
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1734
 * (fname) must point to an output from sanitizePlatformIndependentPath(),
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1735
 *  since it will make sure that path names are in the right format for
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1736
 *  passing certain checks. It will also do checks for "insecure" pathnames
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1737
 *  like ".." which should be done once instead of once per archive. This also
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1738
 *  gives us license to treat (fname) as scratch space in this function.
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1739
 *
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1740
 * Returns non-zero if string is safe, zero if there's a security issue.
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1741
 *  PHYSFS_getLastError() will specify what was wrong. (*fname) will be
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1742
 *  updated to point past any mount point elements so it is prepared to
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1743
 *  be used with the archiver directly.
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1744
 */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1745
static int verifyPath(DirHandle *h, char **_fname, int allowMissing)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1746
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1747
    char *fname = *_fname;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1748
    int retval = 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1749
    char *start;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1750
    char *end;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1751
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1752
    if (*fname == '\0')  /* quick rejection. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1753
        return 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1754
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1755
    /* !!! FIXME: This codeblock sucks. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1756
    if (h->mountPoint != NULL)  /* NULL mountpoint means "/". */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1757
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1758
        size_t mntpntlen = strlen(h->mountPoint);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1759
        size_t len = strlen(fname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1760
        assert(mntpntlen > 1); /* root mount points should be NULL. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1761
        /* not under the mountpoint, so skip this archive. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1762
        BAIL_IF_MACRO(len < mntpntlen-1, PHYSFS_ERR_NO_SUCH_PATH, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1763
        /* !!! FIXME: Case insensitive? */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1764
        retval = strncmp(h->mountPoint, fname, mntpntlen-1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1765
        BAIL_IF_MACRO(retval != 0, PHYSFS_ERR_NO_SUCH_PATH, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1766
        if (len > mntpntlen-1)  /* corner case... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1767
            BAIL_IF_MACRO(fname[mntpntlen-1]!='/', PHYSFS_ERR_NO_SUCH_PATH, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1768
        fname += mntpntlen-1;  /* move to start of actual archive path. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1769
        if (*fname == '/')
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1770
            fname++;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1771
        *_fname = fname;  /* skip mountpoint for later use. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1772
        retval = 1;  /* may be reset, below. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1773
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1774
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1775
    start = fname;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1776
    if (!allowSymLinks)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1777
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1778
        while (1)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1779
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1780
            PHYSFS_Stat statbuf;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1781
            int rc = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1782
            end = strchr(start, '/');
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1783
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1784
            if (end != NULL) *end = '\0';
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1785
            rc = h->funcs->stat(h->opaque, fname, &retval, &statbuf);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1786
            if (rc)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1787
                rc = (statbuf.filetype == PHYSFS_FILETYPE_SYMLINK);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1788
            if (end != NULL) *end = '/';
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1789
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1790
            /* insecure path (has a disallowed symlink in it)? */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1791
            BAIL_IF_MACRO(rc, PHYSFS_ERR_SYMLINK_FORBIDDEN, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1792
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1793
            /* break out early if path element is missing. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1794
            if (!retval)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1795
            {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1796
                /*
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1797
                 * We need to clear it if it's the last element of the path,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1798
                 *  since this might be a non-existant file we're opening
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1799
                 *  for writing...
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1800
                 */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1801
                if ((end == NULL) || (allowMissing))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1802
                    retval = 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1803
                break;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1804
            } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1805
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1806
            if (end == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1807
                break;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1808
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1809
            start = end + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1810
        } /* while */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1811
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1812
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1813
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1814
} /* verifyPath */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1815
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1816
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1817
static int doMkdir(const char *_dname, char *dname)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1818
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1819
    DirHandle *h;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1820
    char *start;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1821
    char *end;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1822
    int retval = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1823
    int exists = 1;  /* force existance check on first path element. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1824
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1825
    BAIL_IF_MACRO(!sanitizePlatformIndependentPath(_dname, dname), ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1826
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1827
    __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1828
    BAIL_IF_MACRO_MUTEX(!writeDir, PHYSFS_ERR_NO_WRITE_DIR, stateLock, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1829
    h = writeDir;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1830
    BAIL_IF_MACRO_MUTEX(!verifyPath(h, &dname, 1), ERRPASS, stateLock, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1831
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1832
    start = dname;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1833
    while (1)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1834
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1835
        end = strchr(start, '/');
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1836
        if (end != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1837
            *end = '\0';
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1838
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1839
        /* only check for existance if all parent dirs existed, too... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1840
        if (exists)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1841
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1842
            PHYSFS_Stat statbuf;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1843
            const int rc = h->funcs->stat(h->opaque, dname, &exists, &statbuf);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1844
            retval = ((rc) && (statbuf.filetype == PHYSFS_FILETYPE_DIRECTORY));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1845
        } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1846
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1847
        if (!exists)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1848
            retval = h->funcs->mkdir(h->opaque, dname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1849
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1850
        if (!retval)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1851
            break;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1852
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1853
        if (end == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1854
            break;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1855
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1856
        *end = '/';
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1857
        start = end + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1858
    } /* while */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1859
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1860
    __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1861
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1862
} /* doMkdir */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1863
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1864
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1865
int PHYSFS_mkdir(const char *_dname)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1866
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1867
    int retval = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1868
    char *dname;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1869
    size_t len;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1870
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1871
    BAIL_IF_MACRO(!_dname, PHYSFS_ERR_INVALID_ARGUMENT, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1872
    len = strlen(_dname) + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1873
    dname = (char *) __PHYSFS_smallAlloc(len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1874
    BAIL_IF_MACRO(!dname, PHYSFS_ERR_OUT_OF_MEMORY, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1875
    retval = doMkdir(_dname, dname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1876
    __PHYSFS_smallFree(dname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1877
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1878
} /* PHYSFS_mkdir */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1879
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1880
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1881
static int doDelete(const char *_fname, char *fname)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1882
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1883
    int retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1884
    DirHandle *h;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1885
    BAIL_IF_MACRO(!sanitizePlatformIndependentPath(_fname, fname), ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1886
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1887
    __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1888
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1889
    BAIL_IF_MACRO_MUTEX(!writeDir, PHYSFS_ERR_NO_WRITE_DIR, stateLock, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1890
    h = writeDir;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1891
    BAIL_IF_MACRO_MUTEX(!verifyPath(h, &fname, 0), ERRPASS, stateLock, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1892
    retval = h->funcs->remove(h->opaque, fname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1893
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1894
    __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1895
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1896
} /* doDelete */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1897
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1898
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1899
int PHYSFS_delete(const char *_fname)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1900
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1901
    int retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1902
    char *fname;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1903
    size_t len;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1904
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1905
    BAIL_IF_MACRO(!_fname, PHYSFS_ERR_INVALID_ARGUMENT, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1906
    len = strlen(_fname) + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1907
    fname = (char *) __PHYSFS_smallAlloc(len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1908
    BAIL_IF_MACRO(!fname, PHYSFS_ERR_OUT_OF_MEMORY, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1909
    retval = doDelete(_fname, fname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1910
    __PHYSFS_smallFree(fname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1911
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1912
} /* PHYSFS_delete */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1913
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1914
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1915
const char *PHYSFS_getRealDir(const char *_fname)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1916
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1917
    const char *retval = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1918
    char *fname = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1919
    size_t len;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1920
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1921
    BAIL_IF_MACRO(!_fname, PHYSFS_ERR_INVALID_ARGUMENT, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1922
    len = strlen(_fname) + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1923
    fname = __PHYSFS_smallAlloc(len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1924
    BAIL_IF_MACRO(!fname, PHYSFS_ERR_OUT_OF_MEMORY, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1925
    if (sanitizePlatformIndependentPath(_fname, fname))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1926
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1927
        DirHandle *i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1928
        __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1929
        for (i = searchPath; i != NULL; i = i->next)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1930
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1931
            char *arcfname = fname;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1932
            if (partOfMountPoint(i, arcfname))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1933
            {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1934
                retval = i->dirName;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1935
                break;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1936
            } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1937
            else if (verifyPath(i, &arcfname, 0))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1938
            {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1939
                PHYSFS_Stat statbuf;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1940
                int exists = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1941
                if (i->funcs->stat(i->opaque, arcfname, &exists, &statbuf))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1942
                {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1943
                    if (exists)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1944
                        retval = i->dirName;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1945
                    break;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1946
                } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1947
            } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1948
        } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1949
        __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1950
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1951
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1952
    __PHYSFS_smallFree(fname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1953
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1954
} /* PHYSFS_getRealDir */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1955
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1956
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1957
static int locateInStringList(const char *str,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1958
                              char **list,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1959
                              PHYSFS_uint32 *pos)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1960
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1961
    PHYSFS_uint32 len = *pos;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1962
    PHYSFS_uint32 half_len;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1963
    PHYSFS_uint32 lo = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1964
    PHYSFS_uint32 middle;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1965
    int cmp;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1966
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1967
    while (len > 0)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1968
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1969
        half_len = len >> 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1970
        middle = lo + half_len;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1971
        cmp = strcmp(list[middle], str);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1972
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1973
        if (cmp == 0)  /* it's in the list already. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1974
            return 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1975
        else if (cmp > 0)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1976
            len = half_len;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1977
        else
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1978
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1979
            lo = middle + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1980
            len -= half_len + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1981
        } /* else */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1982
    } /* while */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1983
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1984
    *pos = lo;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1985
    return 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1986
} /* locateInStringList */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1987
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1988
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1989
static void enumFilesCallback(void *data, const char *origdir, const char *str)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1990
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1991
    PHYSFS_uint32 pos;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1992
    void *ptr;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1993
    char *newstr;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1994
    EnumStringListCallbackData *pecd = (EnumStringListCallbackData *) data;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1995
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1996
    /*
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1997
     * See if file is in the list already, and if not, insert it in there
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1998
     *  alphabetically...
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  1999
     */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2000
    pos = pecd->size;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2001
    if (locateInStringList(str, pecd->list, &pos))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2002
        return;  /* already in the list. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2003
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2004
    ptr = allocator.Realloc(pecd->list, (pecd->size + 2) * sizeof (char *));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2005
    newstr = (char *) allocator.Malloc(strlen(str) + 1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2006
    if (ptr != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2007
        pecd->list = (char **) ptr;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2008
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2009
    if ((ptr == NULL) || (newstr == NULL))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2010
        return;  /* better luck next time. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2011
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2012
    strcpy(newstr, str);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2013
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2014
    if (pos != pecd->size)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2015
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2016
        memmove(&pecd->list[pos+1], &pecd->list[pos],
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2017
                 sizeof (char *) * ((pecd->size) - pos));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2018
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2019
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2020
    pecd->list[pos] = newstr;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2021
    pecd->size++;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2022
} /* enumFilesCallback */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2023
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2024
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2025
char **PHYSFS_enumerateFiles(const char *path)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2026
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2027
    EnumStringListCallbackData ecd;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2028
    memset(&ecd, '\0', sizeof (ecd));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2029
    ecd.list = (char **) allocator.Malloc(sizeof (char *));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2030
    BAIL_IF_MACRO(!ecd.list, PHYSFS_ERR_OUT_OF_MEMORY, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2031
    PHYSFS_enumerateFilesCallback(path, enumFilesCallback, &ecd);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2032
    ecd.list[ecd.size] = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2033
    return ecd.list;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2034
} /* PHYSFS_enumerateFiles */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2035
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2036
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2037
/*
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2038
 * Broke out to seperate function so we can use stack allocation gratuitously.
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2039
 */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2040
static void enumerateFromMountPoint(DirHandle *i, const char *arcfname,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2041
                                    PHYSFS_EnumFilesCallback callback,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2042
                                    const char *_fname, void *data)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2043
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2044
    const size_t len = strlen(arcfname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2045
    char *ptr = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2046
    char *end = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2047
    const size_t slen = strlen(i->mountPoint) + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2048
    char *mountPoint = (char *) __PHYSFS_smallAlloc(slen);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2049
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2050
    if (mountPoint == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2051
        return;  /* oh well. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2052
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2053
    strcpy(mountPoint, i->mountPoint);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2054
    ptr = mountPoint + ((len) ? len + 1 : 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2055
    end = strchr(ptr, '/');
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2056
    assert(end);  /* should always find a terminating '/'. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2057
    *end = '\0';
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2058
    callback(data, _fname, ptr);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2059
    __PHYSFS_smallFree(mountPoint);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2060
} /* enumerateFromMountPoint */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2061
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2062
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2063
/* !!! FIXME: this should report error conditions. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2064
void PHYSFS_enumerateFilesCallback(const char *_fname,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2065
                                   PHYSFS_EnumFilesCallback callback,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2066
                                   void *data)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2067
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2068
    size_t len;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2069
    char *fname;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2070
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2071
    BAIL_IF_MACRO(!_fname, PHYSFS_ERR_INVALID_ARGUMENT, ) /*0*/;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2072
    BAIL_IF_MACRO(!callback, PHYSFS_ERR_INVALID_ARGUMENT, ) /*0*/;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2073
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2074
    len = strlen(_fname) + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2075
    fname = (char *) __PHYSFS_smallAlloc(len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2076
    BAIL_IF_MACRO(!fname, PHYSFS_ERR_OUT_OF_MEMORY, ) /*0*/;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2077
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2078
    if (sanitizePlatformIndependentPath(_fname, fname))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2079
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2080
        DirHandle *i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2081
        int noSyms;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2082
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2083
        __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2084
        noSyms = !allowSymLinks;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2085
        for (i = searchPath; i != NULL; i = i->next)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2086
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2087
            char *arcfname = fname;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2088
            if (partOfMountPoint(i, arcfname))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2089
                enumerateFromMountPoint(i, arcfname, callback, _fname, data);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2090
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2091
            else if (verifyPath(i, &arcfname, 0))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2092
            {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2093
                i->funcs->enumerateFiles(i->opaque, arcfname, noSyms,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2094
                                         callback, _fname, data);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2095
            } /* else if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2096
        } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2097
        __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2098
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2099
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2100
    __PHYSFS_smallFree(fname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2101
} /* PHYSFS_enumerateFilesCallback */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2102
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2103
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2104
int PHYSFS_exists(const char *fname)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2105
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2106
    return (PHYSFS_getRealDir(fname) != NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2107
} /* PHYSFS_exists */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2108
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2109
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2110
PHYSFS_sint64 PHYSFS_getLastModTime(const char *fname)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2111
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2112
    PHYSFS_Stat statbuf;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2113
    BAIL_IF_MACRO(!PHYSFS_stat(fname, &statbuf), ERRPASS, -1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2114
    return statbuf.modtime;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2115
} /* PHYSFS_getLastModTime */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2116
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2117
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2118
int PHYSFS_isDirectory(const char *fname)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2119
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2120
    PHYSFS_Stat statbuf;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2121
    BAIL_IF_MACRO(!PHYSFS_stat(fname, &statbuf), ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2122
    return (statbuf.filetype == PHYSFS_FILETYPE_DIRECTORY);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2123
} /* PHYSFS_isDirectory */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2124
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2125
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2126
int PHYSFS_isSymbolicLink(const char *fname)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2127
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2128
    PHYSFS_Stat statbuf;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2129
    BAIL_IF_MACRO(!PHYSFS_stat(fname, &statbuf), ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2130
    return (statbuf.filetype == PHYSFS_FILETYPE_SYMLINK);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2131
} /* PHYSFS_isSymbolicLink */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2132
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2133
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2134
static PHYSFS_File *doOpenWrite(const char *_fname, int appending)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2135
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2136
    FileHandle *fh = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2137
    size_t len;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2138
    char *fname;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2139
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2140
    BAIL_IF_MACRO(!_fname, PHYSFS_ERR_INVALID_ARGUMENT, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2141
    len = strlen(_fname) + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2142
    fname = (char *) __PHYSFS_smallAlloc(len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2143
    BAIL_IF_MACRO(!fname, PHYSFS_ERR_OUT_OF_MEMORY, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2144
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2145
    if (sanitizePlatformIndependentPath(_fname, fname))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2146
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2147
        PHYSFS_Io *io = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2148
        DirHandle *h = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2149
        const PHYSFS_Archiver *f;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2150
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2151
        __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2152
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2153
        GOTO_IF_MACRO(!writeDir, PHYSFS_ERR_NO_WRITE_DIR, doOpenWriteEnd);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2154
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2155
        h = writeDir;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2156
        GOTO_IF_MACRO(!verifyPath(h, &fname, 0), ERRPASS, doOpenWriteEnd);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2157
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2158
        f = h->funcs;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2159
        if (appending)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2160
            io = f->openAppend(h->opaque, fname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2161
        else
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2162
            io = f->openWrite(h->opaque, fname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2163
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2164
        GOTO_IF_MACRO(!io, ERRPASS, doOpenWriteEnd);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2165
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2166
        fh = (FileHandle *) allocator.Malloc(sizeof (FileHandle));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2167
        if (fh == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2168
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2169
            io->destroy(io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2170
            GOTO_MACRO(PHYSFS_ERR_OUT_OF_MEMORY, doOpenWriteEnd);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2171
        } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2172
        else
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2173
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2174
            memset(fh, '\0', sizeof (FileHandle));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2175
            fh->io = io;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2176
            fh->dirHandle = h;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2177
            fh->next = openWriteList;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2178
            openWriteList = fh;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2179
        } /* else */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2180
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2181
        doOpenWriteEnd:
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2182
        __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2183
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2184
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2185
    __PHYSFS_smallFree(fname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2186
    return ((PHYSFS_File *) fh);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2187
} /* doOpenWrite */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2188
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2189
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2190
PHYSFS_File *PHYSFS_openWrite(const char *filename)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2191
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2192
    return doOpenWrite(filename, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2193
} /* PHYSFS_openWrite */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2194
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2195
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2196
PHYSFS_File *PHYSFS_openAppend(const char *filename)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2197
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2198
    return doOpenWrite(filename, 1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2199
} /* PHYSFS_openAppend */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2200
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2201
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2202
PHYSFS_File *PHYSFS_openRead(const char *_fname)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2203
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2204
    FileHandle *fh = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2205
    char *fname;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2206
    size_t len;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2207
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2208
    BAIL_IF_MACRO(!_fname, PHYSFS_ERR_INVALID_ARGUMENT, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2209
    len = strlen(_fname) + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2210
    fname = (char *) __PHYSFS_smallAlloc(len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2211
    BAIL_IF_MACRO(!fname, PHYSFS_ERR_OUT_OF_MEMORY, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2212
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2213
    if (sanitizePlatformIndependentPath(_fname, fname))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2214
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2215
        int fileExists = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2216
        DirHandle *i = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2217
        PHYSFS_Io *io = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2218
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2219
        __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2220
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2221
        GOTO_IF_MACRO(!searchPath, PHYSFS_ERR_NO_SUCH_PATH, openReadEnd);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2222
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2223
        for (i = searchPath; (i != NULL) && (!fileExists); i = i->next)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2224
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2225
            char *arcfname = fname;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2226
            if (verifyPath(i, &arcfname, 0))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2227
            {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2228
                io = i->funcs->openRead(i->opaque, arcfname, &fileExists);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2229
                if (io)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2230
                    break;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2231
            } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2232
        } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2233
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2234
        GOTO_IF_MACRO(!io, ERRPASS, openReadEnd);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2235
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2236
        fh = (FileHandle *) allocator.Malloc(sizeof (FileHandle));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2237
        if (fh == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2238
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2239
            io->destroy(io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2240
            GOTO_MACRO(PHYSFS_ERR_OUT_OF_MEMORY, openReadEnd);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2241
        } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2242
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2243
        memset(fh, '\0', sizeof (FileHandle));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2244
        fh->io = io;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2245
        fh->forReading = 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2246
        fh->dirHandle = i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2247
        fh->next = openReadList;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2248
        openReadList = fh;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2249
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2250
        openReadEnd:
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2251
        __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2252
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2253
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2254
    __PHYSFS_smallFree(fname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2255
    return ((PHYSFS_File *) fh);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2256
} /* PHYSFS_openRead */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2257
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2258
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2259
static int closeHandleInOpenList(FileHandle **list, FileHandle *handle)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2260
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2261
    FileHandle *prev = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2262
    FileHandle *i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2263
    int rc = 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2264
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2265
    for (i = *list; i != NULL; i = i->next)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2266
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2267
        if (i == handle)  /* handle is in this list? */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2268
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2269
            PHYSFS_Io *io = handle->io;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2270
            PHYSFS_uint8 *tmp = handle->buffer;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2271
            rc = PHYSFS_flush((PHYSFS_File *) handle);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2272
            if (!rc)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2273
                return -1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2274
            io->destroy(io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2275
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2276
            if (tmp != NULL)  /* free any associated buffer. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2277
                allocator.Free(tmp);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2278
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2279
            if (prev == NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2280
                *list = handle->next;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2281
            else
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2282
                prev->next = handle->next;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2283
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2284
            allocator.Free(handle);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2285
            return 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2286
        } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2287
        prev = i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2288
    } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2289
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2290
    return 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2291
} /* closeHandleInOpenList */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2292
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2293
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2294
int PHYSFS_close(PHYSFS_File *_handle)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2295
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2296
    FileHandle *handle = (FileHandle *) _handle;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2297
    int rc;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2298
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2299
    __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2300
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2301
    /* -1 == close failure. 0 == not found. 1 == success. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2302
    rc = closeHandleInOpenList(&openReadList, handle);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2303
    BAIL_IF_MACRO_MUTEX(rc == -1, ERRPASS, stateLock, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2304
    if (!rc)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2305
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2306
        rc = closeHandleInOpenList(&openWriteList, handle);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2307
        BAIL_IF_MACRO_MUTEX(rc == -1, ERRPASS, stateLock, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2308
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2309
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2310
    __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2311
    BAIL_IF_MACRO(!rc, PHYSFS_ERR_INVALID_ARGUMENT, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2312
    return 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2313
} /* PHYSFS_close */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2314
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2315
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2316
static PHYSFS_sint64 doBufferedRead(FileHandle *fh, void *buffer,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2317
                                    PHYSFS_uint64 len)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2318
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2319
    PHYSFS_Io *io = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2320
    PHYSFS_sint64 retval = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2321
    PHYSFS_uint32 buffered = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2322
    PHYSFS_sint64 rc = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2323
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2324
    if (len == 0)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2325
        return 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2326
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2327
    buffered = fh->buffill - fh->bufpos;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2328
    if (buffered >= len)  /* totally in the buffer, just copy and return! */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2329
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2330
        memcpy(buffer, fh->buffer + fh->bufpos, (size_t) len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2331
        fh->bufpos += (PHYSFS_uint32) len;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2332
        return (PHYSFS_sint64) len;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2333
    } /* else if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2334
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2335
    if (buffered > 0) /* partially in the buffer... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2336
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2337
        memcpy(buffer, fh->buffer + fh->bufpos, (size_t) buffered);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2338
        buffer = ((PHYSFS_uint8 *) buffer) + buffered;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2339
        len -= buffered;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2340
        retval = buffered;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2341
        fh->buffill = fh->bufpos = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2342
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2343
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2344
    /* if you got here, the buffer is drained and we still need bytes. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2345
    assert(len > 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2346
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2347
    io = fh->io;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2348
    if (len >= fh->bufsize)  /* need more than the buffer takes. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2349
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2350
        /* leave buffer empty, go right to output instead. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2351
        rc = io->read(io, buffer, len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2352
        if (rc < 0)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2353
            return ((retval == 0) ? rc : retval);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2354
        return retval + rc;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2355
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2356
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2357
    /* need less than buffer can take. Fill buffer. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2358
    rc = io->read(io, fh->buffer, fh->bufsize);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2359
    if (rc < 0)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2360
        return ((retval == 0) ? rc : retval);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2361
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2362
    assert(fh->bufpos == 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2363
    fh->buffill = (PHYSFS_uint32) rc;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2364
    rc = doBufferedRead(fh, buffer, len);  /* go from the start, again. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2365
    if (rc < 0)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2366
        return ((retval == 0) ? rc : retval);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2367
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2368
    return retval + rc;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2369
} /* doBufferedRead */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2370
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2371
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2372
PHYSFS_sint64 PHYSFS_read(PHYSFS_File *handle, void *buffer,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2373
                          PHYSFS_uint32 size, PHYSFS_uint32 count)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2374
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2375
    const PHYSFS_uint64 len = ((PHYSFS_uint64) size) * ((PHYSFS_uint64) count);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2376
    const PHYSFS_sint64 retval = PHYSFS_readBytes(handle, buffer, len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2377
    return ( (retval <= 0) ? retval : (retval / ((PHYSFS_sint64) size)) );
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2378
} /* PHYSFS_read */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2379
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2380
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2381
PHYSFS_sint64 PHYSFS_readBytes(PHYSFS_File *handle, void *buffer,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2382
                               PHYSFS_uint64 len)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2383
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2384
    FileHandle *fh = (FileHandle *) handle;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2385
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2386
#ifdef PHYSFS_NO_64BIT_SUPPORT
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2387
    const PHYSFS_uint64 maxlen = __PHYSFS_UI64(0x7FFFFFFF);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2388
#else
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2389
    const PHYSFS_uint64 maxlen = __PHYSFS_UI64(0x7FFFFFFFFFFFFFFF);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2390
#endif
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2391
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2392
    if (!__PHYSFS_ui64FitsAddressSpace(len))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2393
        BAIL_MACRO(PHYSFS_ERR_INVALID_ARGUMENT, -1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2394
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2395
    BAIL_IF_MACRO(len > maxlen, PHYSFS_ERR_INVALID_ARGUMENT, -1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2396
    BAIL_IF_MACRO(!fh->forReading, PHYSFS_ERR_OPEN_FOR_WRITING, -1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2397
    BAIL_IF_MACRO(len == 0, ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2398
    if (fh->buffer)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2399
        return doBufferedRead(fh, buffer, len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2400
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2401
    return fh->io->read(fh->io, buffer, len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2402
} /* PHYSFS_readBytes */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2403
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2404
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2405
static PHYSFS_sint64 doBufferedWrite(PHYSFS_File *handle, const void *buffer,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2406
                                     PHYSFS_uint64 len)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2407
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2408
    FileHandle *fh = (FileHandle *) handle;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2409
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2410
    /* whole thing fits in the buffer? */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2411
    if ( (((PHYSFS_uint64) fh->buffill) + len) < fh->bufsize )
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2412
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2413
        memcpy(fh->buffer + fh->buffill, buffer, (size_t) len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2414
        fh->buffill += (PHYSFS_uint32) len;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2415
        return (PHYSFS_sint64) len;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2416
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2417
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2418
    /* would overflow buffer. Flush and then write the new objects, too. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2419
    BAIL_IF_MACRO(!PHYSFS_flush(handle), ERRPASS, -1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2420
    return fh->io->write(fh->io, buffer, len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2421
} /* doBufferedWrite */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2422
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2423
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2424
PHYSFS_sint64 PHYSFS_write(PHYSFS_File *handle, const void *buffer,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2425
                           PHYSFS_uint32 size, PHYSFS_uint32 count)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2426
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2427
    const PHYSFS_uint64 len = ((PHYSFS_uint64) size) * ((PHYSFS_uint64) count);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2428
    const PHYSFS_sint64 retval = PHYSFS_writeBytes(handle, buffer, len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2429
    return ( (retval <= 0) ? retval : (retval / ((PHYSFS_sint64) size)) );
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2430
} /* PHYSFS_write */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2431
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2432
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2433
PHYSFS_sint64 PHYSFS_writeBytes(PHYSFS_File *handle, const void *buffer,
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2434
                                PHYSFS_uint64 len)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2435
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2436
    FileHandle *fh = (FileHandle *) handle;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2437
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2438
#ifdef PHYSFS_NO_64BIT_SUPPORT
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2439
    const PHYSFS_uint64 maxlen = __PHYSFS_UI64(0x7FFFFFFF);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2440
#else
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2441
    const PHYSFS_uint64 maxlen = __PHYSFS_UI64(0x7FFFFFFFFFFFFFFF);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2442
#endif
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2443
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2444
    if (!__PHYSFS_ui64FitsAddressSpace(len))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2445
        BAIL_MACRO(PHYSFS_ERR_INVALID_ARGUMENT, -1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2446
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2447
    BAIL_IF_MACRO(len > maxlen, PHYSFS_ERR_INVALID_ARGUMENT, -1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2448
    BAIL_IF_MACRO(fh->forReading, PHYSFS_ERR_OPEN_FOR_READING, -1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2449
    BAIL_IF_MACRO(len == 0, ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2450
    if (fh->buffer)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2451
        return doBufferedWrite(handle, buffer, len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2452
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2453
    return fh->io->write(fh->io, buffer, len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2454
} /* PHYSFS_write */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2455
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2456
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2457
int PHYSFS_eof(PHYSFS_File *handle)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2458
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2459
    FileHandle *fh = (FileHandle *) handle;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2460
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2461
    if (!fh->forReading)  /* never EOF on files opened for write/append. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2462
        return 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2463
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2464
    /* can't be eof if buffer isn't empty */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2465
    if (fh->bufpos == fh->buffill)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2466
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2467
        /* check the Io. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2468
        PHYSFS_Io *io = fh->io;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2469
        const PHYSFS_sint64 pos = io->tell(io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2470
        const PHYSFS_sint64 len = io->length(io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2471
        if ((pos < 0) || (len < 0))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2472
            return 0;  /* beats me. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2473
        return (pos >= len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2474
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2475
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2476
    return 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2477
} /* PHYSFS_eof */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2478
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2479
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2480
PHYSFS_sint64 PHYSFS_tell(PHYSFS_File *handle)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2481
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2482
    FileHandle *fh = (FileHandle *) handle;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2483
    const PHYSFS_sint64 pos = fh->io->tell(fh->io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2484
    const PHYSFS_sint64 retval = fh->forReading ?
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2485
                                 (pos - fh->buffill) + fh->bufpos :
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2486
                                 (pos + fh->buffill);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2487
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2488
} /* PHYSFS_tell */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2489
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2490
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2491
int PHYSFS_seek(PHYSFS_File *handle, PHYSFS_uint64 pos)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2492
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2493
    FileHandle *fh = (FileHandle *) handle;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2494
    BAIL_IF_MACRO(!PHYSFS_flush(handle), ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2495
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2496
    if (fh->buffer && fh->forReading)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2497
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2498
        /* avoid throwing away our precious buffer if seeking within it. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2499
        PHYSFS_sint64 offset = pos - PHYSFS_tell(handle);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2500
        if ( /* seeking within the already-buffered range? */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2501
            ((offset >= 0) && (offset <= fh->buffill - fh->bufpos)) /* fwd */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2502
            || ((offset < 0) && (-offset <= fh->bufpos)) /* backward */ )
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2503
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2504
            fh->bufpos += (PHYSFS_uint32) offset;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2505
            return 1; /* successful seek */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2506
        } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2507
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2508
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2509
    /* we have to fall back to a 'raw' seek. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2510
    fh->buffill = fh->bufpos = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2511
    return fh->io->seek(fh->io, pos);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2512
} /* PHYSFS_seek */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2513
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2514
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2515
PHYSFS_sint64 PHYSFS_fileLength(PHYSFS_File *handle)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2516
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2517
    PHYSFS_Io *io = ((FileHandle *) handle)->io;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2518
    return io->length(io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2519
} /* PHYSFS_filelength */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2520
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2521
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2522
int PHYSFS_setBuffer(PHYSFS_File *handle, PHYSFS_uint64 _bufsize)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2523
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2524
    FileHandle *fh = (FileHandle *) handle;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2525
    PHYSFS_uint32 bufsize;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2526
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2527
    /* !!! FIXME: actually, why use 32 bits here? */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2528
    /*BAIL_IF_MACRO(_bufsize > 0xFFFFFFFF, "buffer must fit in 32-bits", 0);*/
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2529
    BAIL_IF_MACRO(_bufsize > 0xFFFFFFFF, PHYSFS_ERR_INVALID_ARGUMENT, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2530
    bufsize = (PHYSFS_uint32) _bufsize;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2531
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2532
    BAIL_IF_MACRO(!PHYSFS_flush(handle), ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2533
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2534
    /*
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2535
     * For reads, we need to move the file pointer to where it would be
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2536
     *  if we weren't buffering, so that the next read will get the
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2537
     *  right chunk of stuff from the file. PHYSFS_flush() handles writes.
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2538
     */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2539
    if ((fh->forReading) && (fh->buffill != fh->bufpos))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2540
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2541
        PHYSFS_uint64 pos;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2542
        const PHYSFS_sint64 curpos = fh->io->tell(fh->io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2543
        BAIL_IF_MACRO(curpos == -1, ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2544
        pos = ((curpos - fh->buffill) + fh->bufpos);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2545
        BAIL_IF_MACRO(!fh->io->seek(fh->io, pos), ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2546
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2547
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2548
    if (bufsize == 0)  /* delete existing buffer. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2549
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2550
        if (fh->buffer)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2551
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2552
            allocator.Free(fh->buffer);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2553
            fh->buffer = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2554
        } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2555
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2556
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2557
    else
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2558
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2559
        PHYSFS_uint8 *newbuf;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2560
        newbuf = (PHYSFS_uint8 *) allocator.Realloc(fh->buffer, bufsize);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2561
        BAIL_IF_MACRO(!newbuf, PHYSFS_ERR_OUT_OF_MEMORY, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2562
        fh->buffer = newbuf;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2563
    } /* else */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2564
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2565
    fh->bufsize = bufsize;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2566
    fh->buffill = fh->bufpos = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2567
    return 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2568
} /* PHYSFS_setBuffer */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2569
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2570
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2571
int PHYSFS_flush(PHYSFS_File *handle)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2572
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2573
    FileHandle *fh = (FileHandle *) handle;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2574
    PHYSFS_Io *io;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2575
    PHYSFS_sint64 rc;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2576
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2577
    if ((fh->forReading) || (fh->bufpos == fh->buffill))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2578
        return 1;  /* open for read or buffer empty are successful no-ops. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2579
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2580
    /* dump buffer to disk. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2581
    io = fh->io;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2582
    rc = io->write(io, fh->buffer + fh->bufpos, fh->buffill - fh->bufpos);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2583
    BAIL_IF_MACRO(rc <= 0, ERRPASS, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2584
    fh->bufpos = fh->buffill = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2585
    return io->flush(io);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2586
} /* PHYSFS_flush */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2587
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2588
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2589
int PHYSFS_stat(const char *_fname, PHYSFS_Stat *stat)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2590
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2591
    int retval = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2592
    char *fname;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2593
    size_t len;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2594
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2595
    BAIL_IF_MACRO(!_fname, PHYSFS_ERR_INVALID_ARGUMENT, -1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2596
    BAIL_IF_MACRO(!stat, PHYSFS_ERR_INVALID_ARGUMENT, -1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2597
    len = strlen(_fname) + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2598
    fname = (char *) __PHYSFS_smallAlloc(len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2599
    BAIL_IF_MACRO(!fname, PHYSFS_ERR_OUT_OF_MEMORY, -1);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2600
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2601
    /* set some sane defaults... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2602
    stat->filesize = -1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2603
    stat->modtime = -1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2604
    stat->createtime = -1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2605
    stat->accesstime = -1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2606
    stat->filetype = PHYSFS_FILETYPE_OTHER;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2607
    stat->readonly = 1;  /* !!! FIXME */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2608
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2609
    if (sanitizePlatformIndependentPath(_fname, fname))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2610
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2611
        if (*fname == '\0')
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2612
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2613
            stat->filetype = PHYSFS_FILETYPE_DIRECTORY;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2614
            stat->readonly = !writeDir; /* Writeable if we have a writeDir */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2615
            retval = 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2616
        } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2617
        else
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2618
        {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2619
            DirHandle *i;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2620
            int exists = 0;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2621
            __PHYSFS_platformGrabMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2622
            for (i = searchPath; ((i != NULL) && (!exists)); i = i->next)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2623
            {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2624
                char *arcfname = fname;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2625
                exists = partOfMountPoint(i, arcfname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2626
                if (exists)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2627
                {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2628
                    stat->filetype = PHYSFS_FILETYPE_DIRECTORY;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2629
                    stat->readonly = 1;  /* !!! FIXME */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2630
                    retval = 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2631
                } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2632
                else if (verifyPath(i, &arcfname, 0))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2633
                {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2634
                    /* !!! FIXME: this test is wrong and should be elsewhere. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2635
                    stat->readonly = !(writeDir &&
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2636
                                 (strcmp(writeDir->dirName, i->dirName) == 0));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2637
                    retval = i->funcs->stat(i->opaque, arcfname, &exists, stat);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2638
                } /* else if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2639
            } /* for */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2640
            __PHYSFS_platformReleaseMutex(stateLock);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2641
        } /* else */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2642
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2643
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2644
    __PHYSFS_smallFree(fname);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2645
    return retval;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2646
} /* PHYSFS_stat */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2647
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2648
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2649
int __PHYSFS_readAll(PHYSFS_Io *io, void *buf, const PHYSFS_uint64 len)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2650
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2651
    return (io->read(io, buf, len) == len);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2652
} /* __PHYSFS_readAll */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2653
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2654
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2655
void *__PHYSFS_initSmallAlloc(void *ptr, PHYSFS_uint64 len)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2656
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2657
    void *useHeap = ((ptr == NULL) ? ((void *) 1) : ((void *) 0));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2658
    if (useHeap)  /* too large for stack allocation or alloca() failed. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2659
        ptr = allocator.Malloc(len+sizeof (void *));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2660
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2661
    if (ptr != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2662
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2663
        void **retval = (void **) ptr;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2664
        /*printf("%s alloc'd (%d) bytes at (%p).\n",
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2665
                useHeap ? "heap" : "stack", (int) len, ptr);*/
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2666
        *retval = useHeap;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2667
        return retval + 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2668
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2669
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2670
    return NULL;  /* allocation failed. */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2671
} /* __PHYSFS_initSmallAlloc */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2672
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2673
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2674
void __PHYSFS_smallFree(void *ptr)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2675
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2676
    if (ptr != NULL)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2677
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2678
        void **block = ((void **) ptr) - 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2679
        const int useHeap = (*block != 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2680
        if (useHeap)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2681
            allocator.Free(block);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2682
        /*printf("%s free'd (%p).\n", useHeap ? "heap" : "stack", block);*/
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2683
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2684
} /* __PHYSFS_smallFree */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2685
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2686
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2687
int PHYSFS_setAllocator(const PHYSFS_Allocator *a)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2688
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2689
    BAIL_IF_MACRO(initialized, PHYSFS_ERR_IS_INITIALIZED, 0);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2690
    externalAllocator = (a != NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2691
    if (externalAllocator)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2692
        memcpy(&allocator, a, sizeof (PHYSFS_Allocator));
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2693
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2694
    return 1;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2695
} /* PHYSFS_setAllocator */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2696
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2697
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2698
const PHYSFS_Allocator *PHYSFS_getAllocator(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2699
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2700
    BAIL_IF_MACRO(!initialized, PHYSFS_ERR_NOT_INITIALIZED, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2701
    return &allocator;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2702
} /* PHYSFS_getAllocator */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2703
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2704
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2705
static void *mallocAllocatorMalloc(PHYSFS_uint64 s)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2706
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2707
    if (!__PHYSFS_ui64FitsAddressSpace(s))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2708
        BAIL_MACRO(PHYSFS_ERR_OUT_OF_MEMORY, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2709
    #undef malloc
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2710
    return malloc((size_t) s);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2711
} /* mallocAllocatorMalloc */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2712
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2713
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2714
static void *mallocAllocatorRealloc(void *ptr, PHYSFS_uint64 s)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2715
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2716
    if (!__PHYSFS_ui64FitsAddressSpace(s))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2717
        BAIL_MACRO(PHYSFS_ERR_OUT_OF_MEMORY, NULL);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2718
    #undef realloc
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2719
    return realloc(ptr, (size_t) s);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2720
} /* mallocAllocatorRealloc */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2721
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2722
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2723
static void mallocAllocatorFree(void *ptr)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2724
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2725
    #undef free
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2726
    free(ptr);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2727
} /* mallocAllocatorFree */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2728
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2729
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2730
static void setDefaultAllocator(void)
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2731
{
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2732
    assert(!externalAllocator);
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2733
    if (!__PHYSFS_platformSetDefaultAllocator(&allocator))
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2734
    {
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2735
        allocator.Init = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2736
        allocator.Deinit = NULL;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2737
        allocator.Malloc = mallocAllocatorMalloc;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2738
        allocator.Realloc = mallocAllocatorRealloc;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2739
        allocator.Free = mallocAllocatorFree;
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2740
    } /* if */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2741
} /* setDefaultAllocator */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2742
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2743
/* end of physfs.c ... */
13e2037ebc79 Try using PhysicsFS.
unc0rr
parents:
diff changeset
  2744