1 // 7zUpdate.h

     2 

     3 #ifndef __7Z_UPDATE_H

     4 #define __7Z_UPDATE_H

     5 

     6 #include "7zIn.h"

     7 #include "7zOut.h"

     8 #include "7zCompressionMode.h"

     9 

    10 #include "../IArchive.h"

    11 

    12 namespace NArchive {

    13 namespace N7z {

    14 

    15 struct CUpdateItem

    16 {

    17   bool NewData;

    18   bool NewProperties;

    19   int IndexInArchive;

    20   int IndexInClient;

    21   

    22   UInt32 Attributes;

    23   FILETIME CreationTime;

    24   FILETIME LastWriteTime;

    25   FILETIME LastAccessTime;

    26 

    27   UInt64 Size;

    28   UString Name;

    29   

    30   bool IsAnti;

    31   bool IsDirectory;

    32 

    33   bool IsCreationTimeDefined;

    34   bool IsLastWriteTimeDefined;

    35   bool IsLastAccessTimeDefined;

    36   bool AttributesAreDefined;

    37 

    38   bool HasStream() const 

    39     { return !IsDirectory && !IsAnti && Size != 0; }

    40   CUpdateItem():  

    41       IsAnti(false), 

    42       AttributesAreDefined(false), 

    43       IsCreationTimeDefined(false), 

    44       IsLastWriteTimeDefined(false), 

    45       IsLastAccessTimeDefined(false)

    46       {}

    47   void SetDirectoryStatusFromAttributes()

    48     { IsDirectory = ((Attributes & FILE_ATTRIBUTE_DIRECTORY) != 0); };

    49 

    50   int GetExtensionPos() const;

    51   UString GetExtension() const;

    52 };

    53 

    54 struct CUpdateOptions

    55 {

    56   const CCompressionMethodMode *Method;

    57   const CCompressionMethodMode *HeaderMethod;

    58   bool UseFilters;

    59   bool MaxFilter;

    60 

    61   CHeaderOptions HeaderOptions;

    62 

    63   UInt64 NumSolidFiles;

    64   UInt64 NumSolidBytes;

    65   bool SolidExtension;

    66   bool RemoveSfxBlock;

    67   bool VolumeMode;

    68 };

    69 

    70 HRESULT Update(

    71     DECL_EXTERNAL_CODECS_LOC_VARS

    72     IInStream *inStream,

    73     const CArchiveDatabaseEx *database,

    74     const CObjectVector<CUpdateItem> &updateItems,

    75     ISequentialOutStream *seqOutStream,

    76     IArchiveUpdateCallback *updateCallback,

    77     const CUpdateOptions &options);

    78 }}

    79 

    80 #endif