X-Git-Url: https://the.earth.li/gitweb/?a=blobdiff_plain;f=keystructs.h;h=18a9ba4ce12ca29017bafab63e256ed5d3ecc8a4;hb=6d60149434eed130c201d4d670ce7b3be5c2866b;hp=fcfed121dd66b9be29114aa314c1b38a0ae11912;hpb=243c905356e36f9b05b11ad72771f63196250e7a;p=onak.git

diff --git a/keystructs.h b/keystructs.h
index fcfed12..18a9ba4 100644
--- a/keystructs.h
+++ b/keystructs.h
@@ -14,8 +14,7 @@
  * 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/>.
  */
 
 #ifndef __KEYSTRUCTS_H__
@@ -27,6 +26,28 @@
 
 #include "ll.h"
 
+/*
+ * Fingerprint lengths
+ *
+ * v3 MD5 fingerprint is 16 bytes
+ * v4 SHA-1 fingerprint is 20
+ * v5 SHA2-256 fingerprint is 32
+ */
+#define FINGERPRINT_V3_LEN	16
+#define FINGERPRINT_V4_LEN	20
+#define FINGERPRINT_V5_LEN	32
+#define MAX_FINGERPRINT_LEN	32
+
+/**
+ * @brief Stores the fingerprint of an OpenPGP key
+ */
+struct openpgp_fingerprint {
+	/** Length of fingerprint. 16 bytes for v3, 20 for v4 */
+	size_t length;
+	/** Fingerprint data. Only the first length bytes are valid */
+	uint8_t fp[MAX_FINGERPRINT_LEN];
+};
+
 /**
  * @brief Stores an OpenPGP packet.
  *