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--- busybox-1.11.1/archival/libunarchive/get_header_tar.c Wed Jun 25 14:51:17 2008
+++ busybox-1.11.1-tar/archival/libunarchive/get_header_tar.c Sun Jul 20 19:11:45 2008
@@ -261,26 +261,31 @@
case '0':
#if ENABLE_FEATURE_TAR_OLDGNU_COMPATIBILITY
if (last_char_is(file_header->name, '/')) {
- file_header->mode |= S_IFDIR;
- } else
+ goto set_dir;
+ }
#endif
file_header->mode |= S_IFREG;
break;
case '2':
file_header->mode |= S_IFLNK;
+ /* have seen tarballs with size field containing
+ * the size of the link target's name */
+ size0:
+ file_header->size = 0;
break;
case '3':
file_header->mode |= S_IFCHR;
- break;
+ goto size0; /* paranoia */
case '4':
file_header->mode |= S_IFBLK;
- break;
+ goto size0;
case '5':
+ set_dir:
file_header->mode |= S_IFDIR;
- break;
+ goto size0;
case '6':
file_header->mode |= S_IFIFO;
- break;
+ goto size0;
#if ENABLE_FEATURE_TAR_GNU_EXTENSIONS
case 'L':
/* free: paranoia: tar with several consecutive longnames */
--- busybox-1.11.1/archival/libunarchive/seek_by_jump.c Wed Jun 25 14:51:17 2008
+++ busybox-1.11.1-tar/archival/libunarchive/seek_by_jump.c Sun Jul 20 19:11:45 2008
@@ -8,7 +8,9 @@
void seek_by_jump(const archive_handle_t *archive_handle, unsigned amount)
{
- if (lseek(archive_handle->src_fd, (off_t) amount, SEEK_CUR) == (off_t) -1) {
+ if (amount
+ && lseek(archive_handle->src_fd, (off_t) amount, SEEK_CUR) == (off_t) -1
+ ) {
if (errno == ESPIPE)
seek_by_read(archive_handle, amount);
else
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