Add support for issuer fingerprint subpackets

[onak.git] / decodekey.c

diff --git a/decodekey.c b/decodekey.c
index 0ff0625929849713a2597bf36769f009badab90c..8e7d54481d96250d739b46d7466ead1c78b328ea 100644 (file)
--- a/decodekey.c
+++ b/decodekey.c
@@ -48,6 +48,8 @@ onak_status_t parse_subpackets(unsigned char *data, size_t len,
        int offset = 0;
        int length = 0;
        int packetlen = 0;
+       struct openpgp_fingerprint fp;
+       int i;
 
        assert(data != NULL);
 
@@ -122,6 +124,16 @@ onak_status_t parse_subpackets(unsigned char *data, size_t len,
                                *keyid += data[offset+packetlen - 1];
                        }
                        break;
+               case OPENPGP_SIGSUB_ISSUER_FINGER:
+                       if ((packetlen - 2) <= MAX_FINGERPRINT_LEN &&
+                                       keyid != NULL) {
+                               fp.length = packetlen - 2;
+                               for (i = 0; i < fp.length; i++) {
+                                       fp.fp[i] = data[offset + i + 2];
+                               }
+                               *keyid = fingerprint2keyid(&fp);
+                       }
+                       break;
                case OPENPGP_SIGSUB_EXPIRY:
                case OPENPGP_SIGSUB_EXPORTABLE:
                case OPENPGP_SIGSUB_TRUSTSIG:
@@ -134,7 +146,7 @@ onak_status_t parse_subpackets(unsigned char *data, size_t len,
                case OPENPGP_SIGSUB_REVOCATION_KEY:
                case OPENPGP_SIGSUB_ISSUER_UID:
                case OPENPGP_SIGSUB_URL:
-               case OPENPGP_SIGSUB_ISSUER_FINGER:
+               case OPENPGP_SIGSUB_X_ISSUER_FINGER:
                case OPENPGP_SIGSUB_NOTATION:
                case OPENPGP_SIGSUB_PREFHASH:
                case OPENPGP_SIGSUB_PREFCOMPRESS: