* more details.
*
* You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 51
- * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include <string.h>
#include <sys/types.h>
#include <arpa/inet.h>
-#include "config.h"
+#include "build-config.h"
#include "keyid.h"
#include "keystructs.h"
#include "onak.h"
uint64_t keyid;
int i;
- for (keyid = 0, i = 12; i < 20; i++) {
- keyid <<= 8;
- keyid += fingerprint->fp[i];
+ switch (fingerprint->length) {
+ case 20:
+ /* v4, keyid is last 64 bits */
+ for (keyid = 0, i = 12; i < 20; i++) {
+ keyid <<= 8;
+ keyid += fingerprint->fp[i];
+ }
+ break;
+ case 32:
+ /* v5, keyid is first 64 bits */
+ for (keyid = 0, i = 0; i < 8; i++) {
+ keyid <<= 8;
+ keyid += fingerprint->fp[i];
+ }
+ break;
+ default:
+ keyid = (uint64_t) -1;
}
return keyid;
onak_status_t get_fingerprint(struct openpgp_packet *packet,
struct openpgp_fingerprint *fingerprint)
{
+ struct sha256_ctx sha2_ctx;
struct sha1_ctx sha_ctx;
struct md5_ctx md5_context;
unsigned char c;
md5_digest(&md5_context, fingerprint->length, fingerprint->fp);
break;
-
case 4:
sha1_init(&sha_ctx);
/*
fingerprint->length = 20;
sha1_digest(&sha_ctx, fingerprint->length, fingerprint->fp);
+ break;
+ case 5:
+ sha256_init(&sha2_ctx);
+ /* RFC4880bis 12.2 */
+ c = 0x9A;
+ sha256_update(&sha2_ctx, sizeof(c), &c);
+ c = packet->length >> 24;
+ sha256_update(&sha2_ctx, sizeof(c), &c);
+ c = packet->length >> 16;
+ sha256_update(&sha2_ctx, sizeof(c), &c);
+ c = packet->length >> 8;
+ sha256_update(&sha2_ctx, sizeof(c), &c);
+ c = packet->length & 0xFF;
+ sha256_update(&sha2_ctx, sizeof(c), &c);
+ sha256_update(&sha2_ctx, packet->length,
+ packet->data);
+ fingerprint->length = 32;
+ sha256_digest(&sha2_ctx, fingerprint->length, fingerprint->fp);
+
break;
default:
return ONAK_E_UNKNOWN_VER;
uint8_t data;
#endif
- if (packet == NULL)
+ if (packet == NULL || packet->data == NULL)
return ONAK_E_INVALID_PARAM;
switch (packet->data[0]) {
}
break;
case 4:
+ case 5:
get_fingerprint(packet, &fingerprint);
-
*keyid = fingerprint2keyid(&fingerprint);
-
break;
default:
return ONAK_E_UNKNOWN_VER;