From c9f1fce9bb2cae41309dba87291cd0a1da5b6d2e Mon Sep 17 00:00:00 2001 From: Glenn L McGrath Date: Fri, 20 Feb 2004 02:25:18 +0000 Subject: [PATCH] A strict interpretation of the ustar format requires the type flag to be interpreted, we cannot depend on the file type being set in the mode field. --- archival/libunarchive/get_header_tar.c | 19 ++++++++----------- 1 file changed, 8 insertions(+), 11 deletions(-) diff --git a/archival/libunarchive/get_header_tar.c b/archival/libunarchive/get_header_tar.c index 013450a2a..10b21c874 100644 --- a/archival/libunarchive/get_header_tar.c +++ b/archival/libunarchive/get_header_tar.c @@ -13,9 +13,9 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * - * FIXME: Better checking required in oldcompatability mode, - * the file db.1.85.tar.gz from sleepycat.com has trailing garbage - * GNU tar can handle it, busybox tar reports invalid tar header. + * FIXME: + * In privelidged mode if uname and gname map to a uid amd gid then use the + * mapped value instead of the uid/gid values in tar header * * References: * GNU tar and star man pages, @@ -135,14 +135,16 @@ extern char get_header_tar(archive_handle_t *archive_handle) case 'g': bb_error_msg_and_die("pax is not tar"); break; -#ifdef CONFIG_FEATURE_TAR_OLDGNU_COMPATABILITY + case '7': + /* Reserved for high performance files, treat as normal file */ case 0: case '0': +#ifdef CONFIG_FEATURE_TAR_OLDGNU_COMPATABILITY if (last_char_is(file_header->name, '/')) { file_header->mode |= S_IFDIR; - } else { + } else +#endif file_header->mode |= S_IFREG; - } break; case '2': file_header->mode |= S_IFLNK; @@ -159,11 +161,6 @@ extern char get_header_tar(archive_handle_t *archive_handle) case '6': file_header->mode |= S_IFIFO; break; - case '7': - /* Reserved for high performance files, treat as normal file */ - file_header->mode |= S_IFREG; - break; -#endif #ifdef CONFIG_FEATURE_TAR_GNU_EXTENSIONS case 'L': { longname = xmalloc(file_header->size + 1); -- 2.25.1