1556    png_uint_32    chunk_length;      /* From header (or modified below) */  member
1598    chunk->chunk_length = file->length;  in chunk_init()
1673    length = chunk->chunk_length;  in process_zTXt_iCCP()
1702    length = chunk->chunk_length;  in process_iTXt()
1952    list->lengths[(list->count)++] = file->chunk->chunk_length;  in process_IDAT()
1997       file->chunk->chunk_length = rechunk_length(idat, 1/*start*/);  in process_IDAT()
2592       assert(zlib->rewrite_offset < chunk->chunk_length);  in zlib_run()
2594       rc = zlib_advance(zlib, chunk->chunk_length - zlib->rewrite_offset);  in zlib_run()
2601       chunk->chunk_length -= zlib->extra_bytes;  in zlib_run()
2857       file->chunk->chunk_length = file->length;  in process_chunk()
2888             if (chunk->chunk_length != 13)  in process_chunk()
3252       length = chunk->chunk_length;  in read_callback()
3288          length = chunk->chunk_length;  in read_callback()
3475                      length = chunk->chunk_length =  in read_callback()