diff options
Diffstat (limited to 'src/libs/3rdparty/libarchive/archive_read_support_format_7zip.c')
| -rw-r--r-- | src/libs/3rdparty/libarchive/archive_read_support_format_7zip.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/libs/3rdparty/libarchive/archive_read_support_format_7zip.c b/src/libs/3rdparty/libarchive/archive_read_support_format_7zip.c index 6ce9d1a0e..63cbb7df3 100644 --- a/src/libs/3rdparty/libarchive/archive_read_support_format_7zip.c +++ b/src/libs/3rdparty/libarchive/archive_read_support_format_7zip.c @@ -808,8 +808,12 @@ archive_read_format_7zip_read_data(struct archive_read *a, if (zip->end_of_entry) return (ARCHIVE_EOF); - bytes = read_stream(a, buff, - (size_t)zip->entry_bytes_remaining, 0); + const uint64_t max_read_size = 16 * 1024 * 1024; // Don't try to read more than 16 MB at a time + size_t bytes_to_read = max_read_size; + if ((uint64_t)bytes_to_read > zip->entry_bytes_remaining) { + bytes_to_read = zip->entry_bytes_remaining; + } + bytes = read_stream(a, buff, bytes_to_read, 0); if (bytes < 0) return ((int)bytes); if (bytes == 0) { @@ -1493,7 +1497,7 @@ decompress(struct archive_read *a, struct _7zip *zip, zip->ppmd7_stat = -1; archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC, - "Failed to initialize PPMd range decorder"); + "Failed to initialize PPMd range decoder"); return (ARCHIVE_FAILED); } if (zip->ppstream.overconsumed) { @@ -3031,10 +3035,10 @@ extract_pack_stream(struct archive_read *a, size_t minimum) "Truncated 7-Zip file body"); return (ARCHIVE_FATAL); } - if (bytes_avail > (ssize_t)zip->pack_stream_inbytes_remaining) + if ((uint64_t)bytes_avail > zip->pack_stream_inbytes_remaining) bytes_avail = (ssize_t)zip->pack_stream_inbytes_remaining; zip->pack_stream_inbytes_remaining -= bytes_avail; - if (bytes_avail > (ssize_t)zip->folder_outbytes_remaining) + if ((uint64_t)bytes_avail > zip->folder_outbytes_remaining) bytes_avail = (ssize_t)zip->folder_outbytes_remaining; zip->folder_outbytes_remaining -= bytes_avail; zip->uncompressed_buffer_bytes_remaining = bytes_avail; |