diff options
-rw-r--r-- | src/export/extract_version_2.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/src/export/extract_version_2.c b/src/export/extract_version_2.c index ac082ca..fcbd59f 100644 --- a/src/export/extract_version_2.c +++ b/src/export/extract_version_2.c | |||
@@ -323,17 +323,17 @@ static int decomp(struct state *s) | |||
323 | return 0; | 323 | return 0; |
324 | } | 324 | } |
325 | 325 | ||
326 | static void decompress_subchunk( uint8_t * subchunk, size_t subchunk_size, int chunks, size_t outchunk_size ) { | 326 | static void decompress_chunk( uint8_t * chunk, size_t chunk_size, int blocks ) { |
327 | uint8_t output[ outchunk_size ]; | 327 | uint8_t output[ MAXWIN ]; |
328 | struct state s; /* input/output state */ | 328 | struct state s; /* input/output state */ |
329 | int err; /* return value */ | 329 | int err; /* return value */ |
330 | 330 | ||
331 | memset( output, 0, outchunk_size ); | 331 | memset( output, 0, MAXWIN ); |
332 | 332 | ||
333 | /* initialize input state */ | 333 | /* initialize input state */ |
334 | s.in = subchunk; | 334 | s.in = chunk; |
335 | s.left = subchunk_size; | 335 | s.left = chunk_size; |
336 | while( chunks-- ) { | 336 | while( blocks-- ) { |
337 | /* (Re-)initialize output state */ | 337 | /* (Re-)initialize output state */ |
338 | s.out = output; | 338 | s.out = output; |
339 | s.next = 0; | 339 | s.next = 0; |
@@ -346,7 +346,7 @@ static void decompress_subchunk( uint8_t * subchunk, size_t subchunk_size, int c | |||
346 | return; | 346 | return; |
347 | 347 | ||
348 | /* Dump to stdout for now */ | 348 | /* Dump to stdout for now */ |
349 | fwrite( output, outchunk_size, 1, stdout ); | 349 | fwrite( output, MAXWIN, 1, stdout ); |
350 | } | 350 | } |
351 | } | 351 | } |
352 | 352 | ||
@@ -368,8 +368,8 @@ static void decode_19bit_address( uint8_t const *source, uint32_t *dest, size_t | |||
368 | int main( int args, char **argv ) { | 368 | int main( int args, char **argv ) { |
369 | MAP file; | 369 | MAP file; |
370 | uint32_t offsets[256]; | 370 | uint32_t offsets[256]; |
371 | uint16_t num_subchunks, subchunk_rest_count, subchunk_one_count; | 371 | uint16_t chunk_count, restchunks_size, firstchunk_size; |
372 | uint8_t *fp, *subchunk; | 372 | uint8_t *fp, *firstchunk; |
373 | int i; | 373 | int i; |
374 | 374 | ||
375 | if( args < 2 ) { | 375 | if( args < 2 ) { |
@@ -381,19 +381,19 @@ int main( int args, char **argv ) { | |||
381 | if( !file ) exit( 1 ); | 381 | if( !file ) exit( 1 ); |
382 | fp = file->addr; | 382 | fp = file->addr; |
383 | 383 | ||
384 | num_subchunks = *(uint16_t*)(fp+0x14); | 384 | chunk_count = *(uint16_t*)(fp+0x14); |
385 | subchunk_rest_count = *(uint16_t*)(fp+0x1c); | 385 | firstchunk = fp + 0x20 + ( 19*chunk_count +7 )/ 8; |
386 | subchunk_one_count = *(uint16_t*)(fp+0x1e); | 386 | firstchunk_size = *(uint16_t*)(fp+0x1e) + 1; |
387 | subchunk = fp + 0x20 + ( 19*num_subchunks +7 )/ 8; | 387 | restchunks_size = *(uint16_t*)(fp+0x1c); |
388 | 388 | ||
389 | decode_19bit_address ( fp + 0x20, offsets, num_subchunks ); | 389 | decode_19bit_address ( fp + 0x20, offsets, chunk_count ); |
390 | offsets[num_subchunks] = file->size; | 390 | offsets[chunk_count] = file->size; |
391 | 391 | ||
392 | decompress_subchunk( subchunk, offsets[0], subchunk_one_count + 1, MAXWIN ); | 392 | decompress_chunk( firstchunk, offsets[0], firstchunk_size ); |
393 | 393 | ||
394 | for( i=0; i< num_subchunks; ++i ) | 394 | for( i=0; i< chunk_count; ++i ) |
395 | if( offsets[i] + 0x800 < file->size ) | 395 | if( offsets[i] + 0x800 < file->size ) |
396 | decompress_subchunk( fp + offsets[i] + 0x800, offsets[i+1] - offsets[i], subchunk_rest_count, MAXWIN ); | 396 | decompress_chunk( fp + offsets[i] + 0x800, offsets[i+1] - offsets[i], restchunks_size ); |
397 | 397 | ||
398 | return 0; | 398 | return 0; |
399 | } | 399 | } |