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path: root/archival/libunarchive/get_header_tar.c
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Diffstat (limited to 'archival/libunarchive/get_header_tar.c')
-rw-r--r--archival/libunarchive/get_header_tar.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/archival/libunarchive/get_header_tar.c b/archival/libunarchive/get_header_tar.c
index 7e3c482df..e7a3aeeb3 100644
--- a/archival/libunarchive/get_header_tar.c
+++ b/archival/libunarchive/get_header_tar.c
@@ -266,26 +266,31 @@ char FAST_FUNC get_header_tar(archive_handle_t *archive_handle)
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 */