+
+/* Add new server entry */
+
+SilcServerEntry silc_client_add_server(SilcClient client,
+ SilcClientConnection conn,
+ const char *server_name,
+ const char *server_info,
+ SilcServerID *server_id)
+{
+ SilcServerEntry server_entry;
+ char *server_namec = NULL;
+
+ SILC_LOG_DEBUG(("Start"));
+
+ server_entry = silc_calloc(1, sizeof(*server_entry));
+ if (!server_entry || !server_id)
+ return NULL;
+
+ server_entry->server_id = server_id;
+ if (server_name)
+ server_entry->server_name = strdup(server_name);
+ if (server_info)
+ server_entry->server_info = strdup(server_info);
+
+ /* Normalize server name */
+ if (server_name) {
+ server_namec = silc_identifier_check(server_name, strlen(server_name),
+ SILC_STRING_UTF8, 256, NULL);
+ if (!server_namec) {
+ silc_free(server_entry->server_id);
+ silc_free(server_entry->server_name);
+ silc_free(server_entry->server_info);
+ silc_free(server_entry);
+ return NULL;
+ }
+ }
+
+ /* Add server to cache */
+ if (!silc_idcache_add(conn->internal->server_cache, server_namec,
+ server_entry->server_id, server_entry, 0, NULL)) {
+ silc_free(server_namec);
+ silc_free(server_entry->server_id);
+ silc_free(server_entry->server_name);
+ silc_free(server_entry->server_info);
+ silc_free(server_entry);
+ return NULL;
+ }
+
+ return server_entry;
+}
+
+/* Removes server from the cache by the server entry. */
+
+SilcBool silc_client_del_server(SilcClient client, SilcClientConnection conn,
+ SilcServerEntry server)
+{
+ SilcBool ret = silc_idcache_del_by_context(conn->internal->server_cache, server);
+ silc_free(server->server_name);
+ silc_free(server->server_info);
+ silc_free(server->server_id);
+ silc_free(server);
+ return ret;
+}
+
+/* Updates the `server_entry' with the new information sent as argument. */
+
+void silc_client_update_server(SilcClient client,
+ SilcClientConnection conn,
+ SilcServerEntry server_entry,
+ const char *server_name,
+ const char *server_info)
+{
+ char *server_namec = NULL;
+
+ SILC_LOG_DEBUG(("Start"));
+
+ if (server_name &&
+ (!server_entry->server_name ||
+ !silc_utf8_strcasecmp(server_entry->server_name, server_name))) {
+
+ silc_idcache_del_by_context(conn->internal->server_cache, server_entry);
+ silc_free(server_entry->server_name);
+ server_entry->server_name = strdup(server_name);
+
+ /* Normalize server name */
+ if (server_name) {
+ server_namec = silc_identifier_check(server_name, strlen(server_name),
+ SILC_STRING_UTF8, 256, NULL);
+ if (!server_namec)
+ return;
+
+ silc_idcache_add(conn->internal->server_cache, server_namec,
+ server_entry->server_id,
+ server_entry, 0, NULL);
+ }
+ }
+
+ if (server_info &&
+ (!server_entry->server_info ||
+ !silc_utf8_strcasecmp(server_entry->server_info, server_info))) {
+ silc_free(server_entry->server_info);
+ server_entry->server_info = strdup(server_info);
+ }
+}
+
+/* Formats the nickname of the client specified by the `client_entry'.
+ If the format is specified by the application this will format the
+ nickname and replace the old nickname in the client entry. If the
+ format string is not specified then this function has no effect. */
+
+void silc_client_nickname_format(SilcClient client,
+ SilcClientConnection conn,
+ SilcClientEntry client_entry)
+{
+ char *cp;
+ char *newnick = NULL;
+ int i, off = 0, len;
+ SilcBool freebase;
+ SilcClientEntry *clients;
+ SilcUInt32 clients_count = 0;
+ SilcClientEntry unformatted = NULL;
+
+ SILC_LOG_DEBUG(("Start"));
+
+ if (!client->internal->params->nickname_format[0])
+ return;
+
+ if (!client_entry->nickname)
+ return;
+
+ /* Get all clients with same nickname. Do not perform the formatting
+ if there aren't any clients with same nickname unless the application
+ is forcing us to do so. */
+ clients = silc_client_get_clients_local(client, conn,
+ client_entry->nickname, NULL,
+ &clients_count);
+ if (!clients && !client->internal->params->nickname_force_format)
+ return;
+
+ len = 0;
+ freebase = TRUE;
+ for (i = 0; i < clients_count; i++) {
+ if (clients[i]->valid && clients[i] != client_entry)
+ len++;
+ if (clients[i]->valid && clients[i] != client_entry &&
+ silc_utf8_strcasecmp(clients[i]->nickname, client_entry->nickname))
+ freebase = FALSE;
+ }
+ if (!len || freebase)
+ return;
+
+ if (clients_count == 1)
+ unformatted = clients[0];
+ else
+ for (i = 0; i < clients_count; i++)
+ if (silc_utf8_strncasecmp(clients[i]->nickname, client_entry->nickname,
+ strlen(clients[i]->nickname)))
+ unformatted = clients[i];
+
+ /* If we are changing nickname of our local entry we'll enforce
+ that we will always get the unformatted nickname. Give our
+ format number to the one that is not formatted now. */
+ if (unformatted && client_entry == conn->local_entry)
+ client_entry = unformatted;
+
+ cp = client->internal->params->nickname_format;
+ while (*cp) {
+ if (*cp == '%') {
+ cp++;
+ continue;
+ }
+
+ switch(*cp) {
+ case 'n':
+ /* Nickname */
+ if (!client_entry->nickname)
+ break;
+ len = strlen(client_entry->nickname);
+ newnick = silc_realloc(newnick, sizeof(*newnick) * (off + len));
+ memcpy(&newnick[off], client_entry->nickname, len);
+ off += len;
+ break;
+ case 'h':
+ /* Stripped hostname */
+ if (!client_entry->hostname)
+ break;
+ len = strcspn(client_entry->hostname, ".");
+ i = strcspn(client_entry->hostname, "-");
+ if (i < len)
+ len = i;
+ newnick = silc_realloc(newnick, sizeof(*newnick) * (off + len));
+ memcpy(&newnick[off], client_entry->hostname, len);
+ off += len;
+ break;
+ case 'H':
+ /* Full hostname */
+ if (!client_entry->hostname)
+ break;
+ len = strlen(client_entry->hostname);
+ newnick = silc_realloc(newnick, sizeof(*newnick) * (off + len));
+ memcpy(&newnick[off], client_entry->hostname, len);
+ off += len;
+ break;
+ case 's':
+ /* Stripped server name */
+ if (!client_entry->server)
+ break;
+ len = strcspn(client_entry->server, ".");
+ newnick = silc_realloc(newnick, sizeof(*newnick) * (off + len));
+ memcpy(&newnick[off], client_entry->server, len);
+ off += len;
+ break;
+ case 'S':
+ /* Full server name */
+ if (!client_entry->server)
+ break;
+ len = strlen(client_entry->server);
+ newnick = silc_realloc(newnick, sizeof(*newnick) * (off + len));
+ memcpy(&newnick[off], client_entry->server, len);
+ off += len;
+ break;
+ case 'a':
+ /* Ascending number */
+ {
+ char tmp[6];
+ int num, max = 1;
+
+ if (clients_count == 1)
+ break;
+
+ for (i = 0; i < clients_count; i++) {
+ if (!silc_utf8_strncasecmp(clients[i]->nickname, newnick, off))
+ continue;
+ if (strlen(clients[i]->nickname) <= off)
+ continue;
+ num = atoi(&clients[i]->nickname[off]);
+ if (num > max)
+ max = num;
+ }
+
+ memset(tmp, 0, sizeof(tmp));
+ snprintf(tmp, sizeof(tmp) - 1, "%d", ++max);
+ len = strlen(tmp);
+ newnick = silc_realloc(newnick, sizeof(*newnick) * (off + len));
+ memcpy(&newnick[off], tmp, len);
+ off += len;
+ }
+ break;
+ default:
+ /* Some other character in the string */
+ newnick = silc_realloc(newnick, sizeof(*newnick) * (off + 1));
+ memcpy(&newnick[off], cp, 1);
+ off++;
+ break;
+ }
+
+ cp++;
+ }
+
+ newnick = silc_realloc(newnick, sizeof(*newnick) * (off + 1));
+ newnick[off] = 0;
+
+ silc_free(client_entry->nickname);
+ client_entry->nickname = newnick;
+ silc_free(clients);
+}