-
-/**
- * update_keys - Takes a list of public keys and updates them in the DB.
- * @keys: The keys to update in the DB.
- * @verbose: Should we output more information as we add keys?
- *
- * 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 verbose)
-{
- 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();
- if (verbose) {
- fprintf(stderr, "Fetching key 0x%llX, result: %d\n",
- get_keyid(curkey),
- fetch_key(get_keyid(curkey), &oldkey, intrans));
- } else {
- 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;
- prev = curkey->next;
- curkey->next = NULL;
- free_publickey(curkey);
- }
- } else {
- prev = curkey;
- if (verbose) {
- fprintf(stderr,
- "Merged key; storing updated key.\n");
- }
- store_key(oldkey, intrans, true);
- }
- free_publickey(oldkey);
- oldkey = NULL;
- } else {
- if (verbose) {
- fprintf(stderr,
- "Storing completely new key.\n");
- }
- store_key(curkey, intrans, false);
- newkeys++;
- }
- endtrans();
- intrans = false;
- }
-
- return newkeys;
-}