gpgtar: List and extract using extended headers.

* tools/gpgtar.h (TF_EXTHDR, TF_GEXTHDR): New.
* tools/gpgtar-list.c (parse_header): Set the new type flags.
(parse_extended_header): New.
(read_header): Add arg r_extheader and parse extended header.
(print_header): Consult the extended header.
(gpgtar_list): Pass an extended header object.
(gpgtar_read_header): Ditto.
(gpgtar_print_header): Ditto.
* tools/gpgtar-extract.c (extract): New arg exthdr and factor name
checking out to ...
(check_suspicious_name): new.
(extract_regular): Add arg exthdr and consult it.
(extract_directory): Likewise.
(gpgtar_extract): Provide extheader object.
--

GnuPG-bug-id: 5754

1 files changed, 5 insertions, 2 deletions

diff --git a/tools/gpgtar-create.c b/tools/gpgtar-create.c
index f92c2fb0a..ef9a29d15 100644
--- a/tools/gpgtar-create.c
+++ b/tools/gpgtar-create.c
@@ -17,6 +17,7 @@
  *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, see <https://www.gnu.org/licenses/>.
+ * SPDX-License-Identifier: GPL-3.0-or-later
  */
 
 #include <config.h>
@@ -293,8 +294,10 @@ add_entry (const char *dname, const char *entryname, scanctrl_t scanctrl)
     xfree (hdr);
   else
     {
+      /* FIXME: We don't have the extended info yet available so we
+       * can't print them.  */
       if (opt.verbose)
-        gpgtar_print_header (hdr, log_get_stream ());
+        gpgtar_print_header (hdr, NULL, log_get_stream ());
       *scanctrl->flist_tail = hdr;
       scanctrl->flist_tail = &hdr->next;
     }
@@ -771,7 +774,7 @@ build_header (void *record, tar_header_t hdr, strlist_t *r_exthdr)
                          hdr->name, gpg_strerror (err));
               return err;
             }
-          sl->flags = 2;  /* Mark as linkname */
+          sl->flags = 2;  /* Mark as linkpath */
         }
     }
 #endif /*!HAVE_W32_SYSTEM*/