diff options
Diffstat (limited to 'src/libs/3rdparty/libarchive/archive_read_support_format_rar5.c')
| -rw-r--r-- | src/libs/3rdparty/libarchive/archive_read_support_format_rar5.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/libs/3rdparty/libarchive/archive_read_support_format_rar5.c b/src/libs/3rdparty/libarchive/archive_read_support_format_rar5.c index a3cfa72e7..1f9099439 100644 --- a/src/libs/3rdparty/libarchive/archive_read_support_format_rar5.c +++ b/src/libs/3rdparty/libarchive/archive_read_support_format_rar5.c @@ -2475,7 +2475,7 @@ static void update_crc(struct rar5* rar, const uint8_t* p, size_t to_read) { * `stored_crc32` info filled in. */ if(rar->file.stored_crc32 > 0) { rar->file.calculated_crc32 = - crc32(rar->file.calculated_crc32, p, to_read); + crc32(rar->file.calculated_crc32, p, (unsigned int)to_read); } /* Check if the file uses an optional BLAKE2sp checksum @@ -2821,11 +2821,13 @@ static int parse_block_header(struct archive_read* a, const uint8_t* p, ^ (uint8_t) (*block_size >> 16); if(calculated_cksum != hdr->block_cksum) { +#ifndef DONT_FAIL_ON_CRC_ERROR archive_set_error(&a->archive, ARCHIVE_ERRNO_FILE_FORMAT, "Block checksum error: got 0x%x, expected 0x%x", hdr->block_cksum, calculated_cksum); return ARCHIVE_FATAL; +#endif } return ARCHIVE_OK; @@ -3911,6 +3913,13 @@ static int do_unpack(struct archive_read* a, struct rar5* rar, case GOOD: /* fallthrough */ case BEST: + /* No data is returned here. But because a sparse-file aware + * caller (like archive_read_data_into_fd) may treat zero-size + * as a sparse file block, we need to update the offset + * accordingly. At this point the decoder doesn't have any + * pending uncompressed data blocks, so the current position in + * the output file should be last_write_ptr. */ + if (offset) *offset = rar->cstate.last_write_ptr; return uncompress_file(a); default: archive_set_error(&a->archive, |