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engine: common: fix LZSS on big endian

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This commit is contained in:
Alibek Omarov
2026-04-21 23:23:42 +05:00
committed by a1batross
parent 371d619685
commit 3ddd1e2448
1 changed files with 13 additions and 13 deletions
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26
engine/common/common.c
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@@ -227,7 +227,7 @@ qboolean LZSS_IsCompressed( const byte *source, size_t input_len )
phdr = (const lzss_header_t *)source;
if( phdr && phdr->id == LZSS_ID )
if( phdr && phdr->id == LittleLong( LZSS_ID ))
return true;
return false;
}
@@ -241,8 +241,8 @@ uint LZSS_GetActualSize( const byte *source, size_t input_len )
phdr = (const lzss_header_t *)source;
if( phdr && phdr->id == LZSS_ID )
return phdr->size;
if( phdr && phdr->id == LittleLong( LZSS_ID ))
return LittleLong( phdr->size );
return 0;
}
@@ -296,8 +296,8 @@ static byte *LZSS_CompressNoAlloc( lzss_state_t *state, byte *pInput, int input_
return NULL;
// set LZSS header
header->id = LZSS_ID;
header->size = input_length;
header->id = LittleLong( LZSS_ID );
header->size = LittleLong( input_length );
// create the compression work buffers, small enough (~64K) for stack
state->hash_table = (lzss_list_t *)alloca( 256 * sizeof( lzss_list_t ));
@@ -967,8 +967,8 @@ static void Test_LZSS( void )
ASAN_POISON_MEMORY_REGION( poison3, sizeof( poison3 ));
#endif
hdr->size = sizeof( in ) - sizeof( *hdr );
hdr->id = LZSS_ID;
hdr->size = LittleLong( sizeof( in ) - sizeof( *hdr ));
hdr->id = LittleLong( LZSS_ID );
memset( in + sizeof( *hdr ), 0xff, sizeof( in ) - sizeof( *hdr ));
result = LZSS_Decompress( in, out, sizeof( in ), sizeof( out ));
@@ -978,18 +978,18 @@ static void Test_LZSS( void )
result = LZSS_Decompress( in, out, sizeof( in ), sizeof( out ));
TASSERT_EQi( result, 0 );
hdr->size = 1;
hdr->id = LZSS_ID;
hdr->size = LittleLong( 1 );
hdr->id = LittleLong( LZSS_ID );
result = LZSS_Decompress( in, out, sizeof( in ), sizeof( out ));
TASSERT_EQi( result, 0 );
hdr->size = 999;
hdr->id = LZSS_ID;
hdr->size = LittleLong( 999 );
hdr->id = LittleLong( LZSS_ID );
result = LZSS_Decompress( in, out, sizeof( in ), sizeof( out ));
TASSERT_EQi( result, 0 );
hdr->size = sizeof( in ) - sizeof( *hdr );
hdr->id = 0xa1ba;
hdr->size = LittleLong( sizeof( in ) - sizeof( *hdr ));
hdr->id = LittleLong( 0xa1ba );
result = LZSS_Decompress( in, out, sizeof( in ), sizeof( out ));
TASSERT_EQi( result, 0 );