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filesystem: zip: hide CRC checks under common macro

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This commit is contained in:
Alibek Omarov 2023-12-04 03:01:11 +03:00
parent 9994c57796
commit 3bf55c9ea4
1 changed files with 9 additions and 5 deletions
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14
filesystem/zip.c
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@ -129,6 +129,8 @@ struct zip_s
zipfile_t *files;
};
// #define ENABLE_CRC_CHECK // known to be buggy because of possible libpublic crc32 bug, disabled
#ifdef XASH_REDUCE_FD
static void FS_EnsureOpenZip( zip_t *zip )
{
@ -423,12 +425,13 @@ FS_LoadZIPFile
static byte *FS_LoadZIPFile( searchpath_t *search, const char *path, int pack_ind, fs_offset_t *sizeptr )
{
zipfile_t *file;
int index;
byte *compressed_buffer = NULL, *decompressed_buffer = NULL;
int zlib_result = 0;
dword test_crc, final_crc;
z_stream decompress_stream;
size_t c;
#ifdef ENABLE_CRC_CHECK
dword test_crc, final_crc;
#endif // ENABLE_CRC_CHECK
if( sizeptr ) *sizeptr = 0;
@ -460,7 +463,7 @@ static byte *FS_LoadZIPFile( searchpath_t *search, const char *path, int pack_in
return NULL;
}
#if 0
#ifdef ENABLE_CRC_CHECK
CRC32_Init( &test_crc );
CRC32_ProcessBuffer( &test_crc, decompressed_buffer, file->size );
@ -472,7 +475,8 @@ static byte *FS_LoadZIPFile( searchpath_t *search, const char *path, int pack_in
Mem_Free( decompressed_buffer );
return NULL;
}
#endif
#endif // ENABLE_CRC_CHECK
if( sizeptr ) *sizeptr = file->size;
FS_EnsureOpenZip( NULL );
@ -516,7 +520,7 @@ static byte *FS_LoadZIPFile( searchpath_t *search, const char *path, int pack_in
if( zlib_result == Z_OK || zlib_result == Z_STREAM_END )
{
Mem_Free( compressed_buffer ); // finaly free compressed buffer
#if 0
#if ENABLE_CRC_CHECK
CRC32_Init( &test_crc );
CRC32_ProcessBuffer( &test_crc, decompressed_buffer, file->size );