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| author | Tim Kientzle <kientzle@gmail.com> | 2010-06-04 21:51:47 -0400 |
|---|---|---|
| committer | Tim Kientzle <kientzle@gmail.com> | 2010-06-04 21:51:47 -0400 |
| commit | 5de7cbb23280c2cc85eeddb7fc0a4de5dda7d4eb (patch) | |
| tree | ad745ee8c6d02605f1f4a6072506c3fe32607ff1 /libarchive/archive_write_set_format_xar.c | |
| parent | aa2963829a7c8568dfa55273c11c220d9dd7075e (diff) | |
| download | libarchive-5de7cbb23280c2cc85eeddb7fc0a4de5dda7d4eb.tar.gz | |
If the temporary file gets truncated for any reason, die
instead of getting stuck in an infinite loop.
SVN-Revision: 2444
Diffstat (limited to 'libarchive/archive_write_set_format_xar.c')
| -rw-r--r-- | libarchive/archive_write_set_format_xar.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libarchive/archive_write_set_format_xar.c b/libarchive/archive_write_set_format_xar.c index ebcd0932..28292d27 100644 --- a/libarchive/archive_write_set_format_xar.c +++ b/libarchive/archive_write_set_format_xar.c @@ -1733,6 +1733,11 @@ copy_out(struct archive_write *a, uint64_t offset, uint64_t length) (intmax_t)rs); return (ARCHIVE_FATAL); } + if (rs == 0) { + archive_set_error(&(a->archive), 0, + "Truncated xar archive"); + return (ARCHIVE_FATAL); + } xar->wbuff_remaining -= rs; length -= rs; if (xar->wbuff_remaining == 0) { |