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gpgtar: List and extract using extended headers.

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* 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
This commit is contained in:
Werner Koch 2022-01-09 18:34:04 +01:00
parent 3a1c556b2c
commit 99a8b1f138
No known key found for this signature in database
GPG key ID: E3FDFF218E45B72B
4 changed files with 272 additions and 62 deletions
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7
tools/gpgtar-create.c
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@ -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*/