+#endif
+
+/**
+ * cached_getkeysigs - Gets the signatures on a key.
+ * @keyid: The key we want the signatures for.
+ *
+ * This function gets the signatures on a key. It's the same as the
+ * getkeysigs function above except we use the hash module to cache the
+ * data so if we need it again it's already loaded.
+ */
+struct ll *cached_getkeysigs(uint64_t keyid)
+{
+ struct stats_key *key = NULL;
+ struct stats_key *signedkey = NULL;
+ struct ll *cursig = NULL;
+ bool revoked = false;
+
+ if (keyid == 0) {
+ return NULL;
+ }
+
+ key = createandaddtohash(keyid);
+
+ if (key->gotsigs == false) {
+ key->sigs = getkeysigs(key->keyid, &revoked);
+ key->revoked = revoked;
+ for (cursig = key->sigs; cursig != NULL;
+ cursig = cursig->next) {
+ signedkey = (struct stats_key *) cursig->object;
+ signedkey->signs = lladd(signedkey->signs, key);
+ }
+ key->gotsigs = true;
+ }
+
+ return key->sigs;
+}
+
+#ifdef NEED_GETFULLKEYID
+/**
+ * getfullkeyid - Maps a 32bit key id to a 64bit one.
+ * @keyid: The 32bit keyid.
+ *
+ * This function maps a 32bit key id to the full 64bit one. It returns the
+ * full keyid. If the key isn't found a keyid of 0 is returned.
+ */
+uint64_t getfullkeyid(uint64_t keyid)
+{
+ struct openpgp_publickey *publickey = NULL;
+
+ if (keyid < 0x100000000LL) {
+ fetch_key(keyid, &publickey, false);
+ if (publickey != NULL) {
+ keyid = get_keyid(publickey);
+ free_publickey(publickey);
+ publickey = NULL;
+ } else {
+ keyid = 0;
+ }
+ }
+
+ return keyid;
+}
+#endif
+
+#ifdef NEED_UPDATEKEYS
+/**
+ * update_keys - Takes a list of public keys and updates them in the DB.
+ * @keys: The keys to update in the DB.
+ * @sendsync: Should we send a sync mail to our peers.
+ *
+ * Takes a list of keys and adds them to the database, merging them with
+ * the key in the database if it's already present there. The key list is
+ * update to contain the minimum set of updates required to get from what
+ * we had before to what we have now (ie the set of data that was added to
+ * the DB). Returns the number of entirely new keys added.
+ */
+int update_keys(struct openpgp_publickey **keys, bool sendsync)
+{
+ struct openpgp_publickey *curkey = NULL;
+ struct openpgp_publickey *oldkey = NULL;
+ struct openpgp_publickey *prev = NULL;
+ int newkeys = 0;
+ bool intrans;
+
+ for (curkey = *keys; curkey != NULL; curkey = curkey->next) {
+ intrans = starttrans();
+ logthing(LOGTHING_INFO,
+ "Fetching key 0x%llX, result: %d",
+ get_keyid(curkey),
+ fetch_key(get_keyid(curkey), &oldkey, intrans));
+
+ /*
+ * If we already have the key stored in the DB then merge it
+ * with the new one that's been supplied. Otherwise the key
+ * we've just got is the one that goes in the DB and also the
+ * one that we send out.
+ */
+ if (oldkey != NULL) {
+ merge_keys(oldkey, curkey);
+ if (curkey->revocations == NULL &&
+ curkey->uids == NULL &&
+ curkey->subkeys == NULL) {
+ if (prev == NULL) {
+ *keys = curkey->next;
+ } else {
+ prev->next = curkey->next;
+ curkey->next = NULL;
+ free_publickey(curkey);
+ curkey = prev;
+ }
+ } else {
+ prev = curkey;
+ logthing(LOGTHING_INFO,
+ "Merged key; storing updated key.");
+ store_key(oldkey, intrans, true);
+ }
+ free_publickey(oldkey);
+ oldkey = NULL;
+ } else {
+ logthing(LOGTHING_INFO,
+ "Storing completely new key.");
+ store_key(curkey, intrans, false);
+ newkeys++;
+ }
+ endtrans();
+ intrans = false;
+ }
+
+ if (sendsync && keys != NULL) {
+ sendkeysync(keys);
+ }
+
+ return newkeys;
+}
+#endif /* NEED_UPDATEKEYS */
projects / onak.git / blobdiff