misc/winutils/include/SDL_rwops.h
branchui-scaling
changeset 15283 c4fd2813b127
parent 13390 0135e64c6c66
parent 15279 7ab5cf405686
child 15663 d92eeb468dad
--- a/misc/winutils/include/SDL_rwops.h	Wed May 16 18:22:28 2018 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,155 +0,0 @@
-/*
-    SDL - Simple DirectMedia Layer
-    Copyright (C) 1997-2012 Sam Lantinga
-
-    This library is free software; you can redistribute it and/or
-    modify it under the terms of the GNU Lesser General Public
-    License as published by the Free Software Foundation; either
-    version 2.1 of the License, or (at your option) any later version.
-
-    This library is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-    Lesser General Public License for more details.
-
-    You should have received a copy of the GNU Lesser General Public
-    License along with this library; if not, write to the Free Software
-    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
-
-    Sam Lantinga
-    slouken@libsdl.org
-*/
-
-/** @file SDL_rwops.h
- *  This file provides a general interface for SDL to read and write
- *  data sources.  It can easily be extended to files, memory, etc.
- */
-
-#ifndef _SDL_rwops_h
-#define _SDL_rwops_h
-
-#include "SDL_stdinc.h"
-#include "SDL_error.h"
-
-#include "begin_code.h"
-/* Set up for C function definitions, even when using C++ */
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/** This is the read/write operation structure -- very basic */
-
-typedef struct SDL_RWops {
-    /** Seek to 'offset' relative to whence, one of stdio's whence values:
-     *  SEEK_SET, SEEK_CUR, SEEK_END
-     *  Returns the final offset in the data source.
-     */
-    int (SDLCALL *seek)(struct SDL_RWops *context, int offset, int whence);
-
-    /** Read up to 'maxnum' objects each of size 'size' from the data
-     *  source to the area pointed at by 'ptr'.
-     *  Returns the number of objects read, or -1 if the read failed.
-     */
-    int (SDLCALL *read)(struct SDL_RWops *context, void *ptr, int size, int maxnum);
-
-    /** Write exactly 'num' objects each of size 'objsize' from the area
-     *  pointed at by 'ptr' to data source.
-     *  Returns 'num', or -1 if the write failed.
-     */
-    int (SDLCALL *write)(struct SDL_RWops *context, const void *ptr, int size, int num);
-
-    /** Close and free an allocated SDL_FSops structure */
-    int (SDLCALL *close)(struct SDL_RWops *context);
-
-    Uint32 type;
-    union {
-#if defined(__WIN32__) && !defined(__SYMBIAN32__)
-        struct {
-        int   append;
-        void *h;
-        struct {
-            void *data;
-            int size;
-            int left;
-        } buffer;
-        } win32io;
-#endif
-#ifdef HAVE_STDIO_H
-        struct {
-        int autoclose;
-        FILE *fp;
-        } stdio;
-#endif
-        struct {
-        Uint8 *base;
-        Uint8 *here;
-        Uint8 *stop;
-        } mem;
-        struct {
-        void *data1;
-        } unknown;
-    } hidden;
-
-} SDL_RWops;
-
-
-/** @name Functions to create SDL_RWops structures from various data sources */
-/*@{*/
-
-extern DECLSPEC SDL_RWops * SDLCALL SDL_RWFromFile(const char *file, const char *mode);
-
-#ifdef HAVE_STDIO_H
-extern DECLSPEC SDL_RWops * SDLCALL SDL_RWFromFP(FILE *fp, int autoclose);
-#endif
-
-extern DECLSPEC SDL_RWops * SDLCALL SDL_RWFromMem(void *mem, int size);
-extern DECLSPEC SDL_RWops * SDLCALL SDL_RWFromConstMem(const void *mem, int size);
-
-extern DECLSPEC SDL_RWops * SDLCALL SDL_AllocRW(void);
-extern DECLSPEC void SDLCALL SDL_FreeRW(SDL_RWops *area);
-
-/*@}*/
-
-/** @name Seek Reference Points */
-/*@{*/
-#define RW_SEEK_SET 0   /**< Seek from the beginning of data */
-#define RW_SEEK_CUR 1   /**< Seek relative to current read point */
-#define RW_SEEK_END 2   /**< Seek relative to the end of data */
-/*@}*/
-
-/** @name Macros to easily read and write from an SDL_RWops structure */
-/*@{*/
-#define SDL_RWseek(ctx, offset, whence) (ctx)->seek(ctx, offset, whence)
-#define SDL_RWtell(ctx)         (ctx)->seek(ctx, 0, RW_SEEK_CUR)
-#define SDL_RWread(ctx, ptr, size, n)   (ctx)->read(ctx, ptr, size, n)
-#define SDL_RWwrite(ctx, ptr, size, n)  (ctx)->write(ctx, ptr, size, n)
-#define SDL_RWclose(ctx)        (ctx)->close(ctx)
-/*@}*/
-
-/** @name Read an item of the specified endianness and return in native format */
-/*@{*/
-extern DECLSPEC Uint16 SDLCALL SDL_ReadLE16(SDL_RWops *src);
-extern DECLSPEC Uint16 SDLCALL SDL_ReadBE16(SDL_RWops *src);
-extern DECLSPEC Uint32 SDLCALL SDL_ReadLE32(SDL_RWops *src);
-extern DECLSPEC Uint32 SDLCALL SDL_ReadBE32(SDL_RWops *src);
-extern DECLSPEC Uint64 SDLCALL SDL_ReadLE64(SDL_RWops *src);
-extern DECLSPEC Uint64 SDLCALL SDL_ReadBE64(SDL_RWops *src);
-/*@}*/
-
-/** @name Write an item of native format to the specified endianness */
-/*@{*/
-extern DECLSPEC int SDLCALL SDL_WriteLE16(SDL_RWops *dst, Uint16 value);
-extern DECLSPEC int SDLCALL SDL_WriteBE16(SDL_RWops *dst, Uint16 value);
-extern DECLSPEC int SDLCALL SDL_WriteLE32(SDL_RWops *dst, Uint32 value);
-extern DECLSPEC int SDLCALL SDL_WriteBE32(SDL_RWops *dst, Uint32 value);
-extern DECLSPEC int SDLCALL SDL_WriteLE64(SDL_RWops *dst, Uint64 value);
-extern DECLSPEC int SDLCALL SDL_WriteBE64(SDL_RWops *dst, Uint64 value);
-/*@}*/
-
-/* Ends C function definitions when using C++ */
-#ifdef __cplusplus
-}
-#endif
-#include "close_code.h"
-
-#endif /* _SDL_rwops_h */