- if( fwrite( &checksum, 4, 1, file ) != 1 )
- Error( "Error writing checksum to %s", aas );
- fclose( file );
- }
-
- /* return to sender */
- return 0;
-}
-
-
-
-/*
-AnalyzeBSP() - ydnar
-analyzes a Quake engine BSP file
-*/
-
-typedef struct abspHeader_s
-{
- char ident[ 4 ];
- int version;
-
- bspLump_t lumps[ 1 ]; /* unknown size */
-}
-abspHeader_t;
-
-typedef struct abspLumpTest_s
-{
- int radix, minCount;
- char *name;
-}
-abspLumpTest_t;
-
-int AnalyzeBSP( int argc, char **argv )
-{
- abspHeader_t *header;
- int size, i, version, offset, length, lumpInt, count;
- char ident[ 5 ];
- void *lump;
- float lumpFloat;
- char lumpString[ 1024 ], source[ 1024 ];
- qboolean lumpSwap = qfalse;
- abspLumpTest_t *lumpTest;
- static abspLumpTest_t lumpTests[] =
- {
- { sizeof( bspPlane_t ), 6, "IBSP LUMP_PLANES" },
- { sizeof( bspBrush_t ), 1, "IBSP LUMP_BRUSHES" },
- { 8, 6, "IBSP LUMP_BRUSHSIDES" },
- { sizeof( bspBrushSide_t ), 6, "RBSP LUMP_BRUSHSIDES" },
- { sizeof( bspModel_t ), 1, "IBSP LUMP_MODELS" },
- { sizeof( bspNode_t ), 2, "IBSP LUMP_NODES" },
- { sizeof( bspLeaf_t ), 1, "IBSP LUMP_LEAFS" },
- { 104, 3, "IBSP LUMP_DRAWSURFS" },
- { 44, 3, "IBSP LUMP_DRAWVERTS" },
- { 4, 6, "IBSP LUMP_DRAWINDEXES" },
- { 128 * 128 * 3, 1, "IBSP LUMP_LIGHTMAPS" },
- { 256 * 256 * 3, 1, "IBSP LUMP_LIGHTMAPS (256 x 256)" },
- { 512 * 512 * 3, 1, "IBSP LUMP_LIGHTMAPS (512 x 512)" },
- { 0, 0, NULL }
- };
-
-
- /* arg checking */
- if( argc < 1 )
- {
- Sys_Printf( "Usage: q3map -analyze [-lumpswap] [-v] <mapname>\n" );
- return 0;
- }
-
- /* process arguments */
- for( i = 1; i < (argc - 1); i++ )
- {
- /* -format map|ase|... */
- if( !strcmp( argv[ i ], "-lumpswap" ) )
- {
- Sys_Printf( "Swapped lump structs enabled\n" );
- lumpSwap = qtrue;
- }
- }
-
- /* clean up map name */
- strcpy( source, ExpandArg( argv[ i ] ) );
- Sys_Printf( "Loading %s\n", source );
-
- /* load the file */
- size = LoadFile( source, (void**) &header );
- if( size == 0 || header == NULL )
- {
- Sys_Printf( "Unable to load %s.\n", source );
- return -1;
- }
-
- /* analyze ident/version */
- memcpy( ident, header->ident, 4 );
- ident[ 4 ] = '\0';
- version = LittleLong( header->version );
-
- Sys_Printf( "Identity: %s\n", ident );
- Sys_Printf( "Version: %d\n", version );
- Sys_Printf( "---------------------------------------\n" );
-
- /* analyze each lump */
- for( i = 0; i < 100; i++ )
- {
- /* call of duty swapped lump pairs */
- if( lumpSwap )
- {
- offset = LittleLong( header->lumps[ i ].length );
- length = LittleLong( header->lumps[ i ].offset );
- }
-
- /* standard lump pairs */
- else
- {
- offset = LittleLong( header->lumps[ i ].offset );
- length = LittleLong( header->lumps[ i ].length );
- }
-
- /* extract data */
- lump = (byte*) header + offset;
- lumpInt = LittleLong( (int) *((int*) lump) );
- lumpFloat = LittleFloat( (float) *((float*) lump) );
- memcpy( lumpString, (char*) lump, (length < 1024 ? length : 1024) );
- lumpString[ 1024 ] = '\0';
-
- /* print basic lump info */
- Sys_Printf( "Lump: %d\n", i );
- Sys_Printf( "Offset: %d bytes\n", offset );
- Sys_Printf( "Length: %d bytes\n", length );
-
- /* only operate on valid lumps */
- if( length > 0 )
- {
- /* print data in 4 formats */
- Sys_Printf( "As hex: %08X\n", lumpInt );
- Sys_Printf( "As int: %d\n", lumpInt );
- Sys_Printf( "As float: %f\n", lumpFloat );
- Sys_Printf( "As string: %s\n", lumpString );
-
- /* guess lump type */
- if( lumpString[ 0 ] == '{' && lumpString[ 2 ] == '"' )
- Sys_Printf( "Type guess: IBSP LUMP_ENTITIES\n" );
- else if( strstr( lumpString, "textures/" ) )
- Sys_Printf( "Type guess: IBSP LUMP_SHADERS\n" );
- else
- {
- /* guess based on size/count */
- for( lumpTest = lumpTests; lumpTest->radix > 0; lumpTest++ )
- {
- if( (length % lumpTest->radix) != 0 )
- continue;
- count = length / lumpTest->radix;
- if( count < lumpTest->minCount )
- continue;
- Sys_Printf( "Type guess: %s (%d x %d)\n", lumpTest->name, count, lumpTest->radix );
- }
- }