X-Git-Url: http://git.silcnet.org/gitweb/?a=blobdiff_plain;f=lib%2Fsilcclient%2Fcommand.c;h=b449b1150ed9da09d1d1eccd113d1f948bf63754;hb=017dec75a98209fbef49eb496c2269b0c49e736d;hp=f5f2c875de692385beabd664cdfcf416171b3baf;hpb=63a7856091eaaaa598a7dd1ad32aba8b219c591b;p=silc.git

diff --git a/lib/silcclient/command.c b/lib/silcclient/command.c
index f5f2c875..b449b115 100644
--- a/lib/silcclient/command.c
+++ b/lib/silcclient/command.c
@@ -48,8 +48,7 @@ SilcClientCommand silc_command_list[] =
   SILC_CLIENT_CMD(cmode, CMODE, "CMODE", SILC_CF_LAG | SILC_CF_REG, 4),
   SILC_CLIENT_CMD(cumode, CUMODE, "CUMODE", SILC_CF_LAG | SILC_CF_REG, 5),
   SILC_CLIENT_CMD(kick, KICK, "KICK", SILC_CF_LAG | SILC_CF_REG, 4),
-  SILC_CLIENT_CMD(restart, RESTART, "RESTART",
-		  SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER, 2),
+  SILC_CLIENT_CMD(ban, BAN, "BAN", SILC_CF_LAG | SILC_CF_REG, 3),
   SILC_CLIENT_CMD(close, CLOSE, "CLOSE",
 		  SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER, 3),
   SILC_CLIENT_CMD(shutdown, SHUTDOWN, "SHUTDOWN",
@@ -58,13 +57,13 @@ SilcClientCommand silc_command_list[] =
 		  SILC_CF_LAG | SILC_CF_REG | SILC_CF_SILC_OPER, 3),
   SILC_CLIENT_CMD(leave, LEAVE, "LEAVE", SILC_CF_LAG | SILC_CF_REG, 2),
   SILC_CLIENT_CMD(users, USERS, "USERS", SILC_CF_LAG | SILC_CF_REG, 2),
-  SILC_CLIENT_CMD(ban, BAN, "BAN", SILC_CF_LAG | SILC_CF_REG, 3),
+  SILC_CLIENT_CMD(getkey, GETKEY, "GETKEY", SILC_CF_LAG | SILC_CF_REG, 2),
 
   { NULL, 0, NULL, 0, 0 },
 };
 
 #define SILC_NOT_CONNECTED(x, c) \
-  x->ops->say((x), (c), \
+  x->ops->say((x), (c), SILC_CLIENT_MESSAGE_ERROR, \
 	   "You are not connected to a server, use /SERVER to connect");
 
 /* Command operation that is called at the end of all commands. 
@@ -80,8 +79,8 @@ SilcClientCommand silc_command_list[] =
    encoded into correct form and in correct order. */
 
 void silc_client_send_command(SilcClient client, SilcClientConnection conn,
-			      SilcCommand command, unsigned short ident,
-			      unsigned int argc, ...)
+			      SilcCommand command, uint16 ident,
+			      uint32 argc, ...)
 {
   SilcBuffer packet;
   va_list ap;
@@ -118,7 +117,7 @@ SilcClientCommand *silc_client_command_find(const char *name)
 
 void silc_client_command_pending(SilcClientConnection conn,
 				 SilcCommand reply_cmd,
-				 unsigned short ident,
+				 uint16 ident,
 				 SilcClientPendingDestructor destructor,
 				 SilcCommandCb callback,
 				 void *context)
@@ -138,7 +137,7 @@ void silc_client_command_pending(SilcClientConnection conn,
 
 void silc_client_command_pending_del(SilcClientConnection conn,
 				     SilcCommand reply_cmd,
-				     unsigned short ident)
+				     uint16 ident)
 {
   SilcClientCommandPending *r;
 
@@ -157,7 +156,7 @@ void silc_client_command_pending_del(SilcClientConnection conn,
 int silc_client_command_pending_check(SilcClientConnection conn,
 				      SilcClientCommandReplyContext ctx,
 				      SilcCommand command, 
-				      unsigned short ident)
+				      uint16 ident)
 {
   SilcClientCommandPending *r;
 
@@ -196,6 +195,8 @@ void silc_client_command_free(SilcClientCommandContext ctx)
 
     for (i = 0; i < ctx->argc; i++)
       silc_free(ctx->argv[i]);
+    silc_free(ctx->argv_lens);
+    silc_free(ctx->argv_types);
     silc_free(ctx);
   }
 }
@@ -218,16 +219,6 @@ static void silc_client_command_destructor(void *context)
   silc_client_command_free((SilcClientCommandContext)context);
 }
 
-/* silc_client_get_client completion callback */
-void silc_client_command_completion(SilcClient client,
-				    SilcClientConnection conn,
-				    SilcClientEntry clients,
-				    unsigned int clients_count,
-				    void *context)
-{
-
-}
-
 /* Command WHOIS. This command is used to query information about 
    specific user. */
 
@@ -243,10 +234,13 @@ SILC_CLIENT_CMD_FUNC(whois)
     goto out;
   }
 
-  if (cmd->argc < 2 || cmd->argc > 3) {
-    cmd->client->ops->say(cmd->client, conn, 
-	     "Usage: /WHOIS <nickname>[@<server>] [<count>]");
-    COMMAND_ERROR;
+  /* Given without arguments fetches client's own information */
+  if (cmd->argc < 2) {
+    buffer = silc_id_payload_encode(cmd->conn->local_id, SILC_ID_CLIENT);
+    silc_client_send_command(cmd->client, cmd->conn, SILC_COMMAND_WHOIS, 
+			     ++conn->cmd_ident,
+			     1, 3, buffer->data, buffer->len);
+    silc_buffer_free(buffer);
     goto out;
   }
 
@@ -285,7 +279,7 @@ SILC_CLIENT_CMD_FUNC(whowas)
   }
 
   if (cmd->argc < 2 || cmd->argc > 3) {
-    cmd->client->ops->say(cmd->client, conn, 
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
 	     "Usage: /WHOWAS <nickname>[@<server>] [<count>]");
     COMMAND_ERROR;
     goto out;
@@ -326,23 +320,27 @@ SILC_CLIENT_CMD_FUNC(identify)
   }
 
   if (cmd->argc < 2 || cmd->argc > 3) {
-    cmd->client->ops->say(cmd->client, conn,
-	     "Usage: /IDENTIFY <nickname>[@<server>] [<count>]");
     COMMAND_ERROR;
     goto out;
   }
 
-  buffer = silc_command_payload_encode(SILC_COMMAND_IDENTIFY,
-				       cmd->argc - 1, ++cmd->argv,
-				       ++cmd->argv_lens, ++cmd->argv_types,
-				       ++conn->cmd_ident);
+  if (cmd->argc == 2)
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_IDENTIFY, 
+					    ++conn->cmd_ident, 1,
+					    1, cmd->argv[1],
+					    cmd->argv_lens[1]);
+  else
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_IDENTIFY, 
+					    ++conn->cmd_ident, 2,
+					    1, cmd->argv[1],
+					    cmd->argv_lens[1],
+					    4, cmd->argv[2],
+					    cmd->argv_lens[2]);
+
   silc_client_packet_send(cmd->client, cmd->conn->sock,
 			  SILC_PACKET_COMMAND, NULL, 0, NULL, NULL,
 			  buffer->data, buffer->len, TRUE);
   silc_buffer_free(buffer);
-  cmd->argv--;
-  cmd->argv_lens--;
-  cmd->argv_types--;
 
   /* Notify application */
   COMMAND;
@@ -366,21 +364,27 @@ SILC_CLIENT_CMD_FUNC(nick)
     goto out;
   }
 
+  if (cmd->argc < 2) {
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			  "Usage: /NICK <nickname>");
+    COMMAND_ERROR;
+    goto out;
+  }
+
   if (!strcmp(conn->nickname, cmd->argv[1]))
     goto out;
 
   /* Show current nickname */
   if (cmd->argc < 2) {
     if (cmd->conn) {
-      cmd->client->ops->say(cmd->client, conn, 
+      cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
 			    "Your nickname is %s on server %s", 
 			    conn->nickname, conn->remote_host);
     } else {
-      cmd->client->ops->say(cmd->client, conn, 
+      cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
 			    "Your nickname is %s", conn->nickname);
     }
 
-    /* XXX Notify application */
     COMMAND;
     goto out;
   }
@@ -429,7 +433,7 @@ SILC_CLIENT_CMD_FUNC(list)
     name = cmd->argv[1];
 
     /* Get the Channel ID of the channel */
-    if (silc_idcache_find_by_data_one(conn->channel_cache, name, &id_cache)) {
+    if (silc_idcache_find_by_name_one(conn->channel_cache, name, &id_cache)) {
       channel = (SilcChannelEntry)id_cache->context;
       idp = silc_id_payload_encode(id_cache->id, SILC_ID_CHANNEL);
     }
@@ -475,7 +479,7 @@ SILC_CLIENT_CMD_FUNC(topic)
   }
 
   if (cmd->argc < 2 || cmd->argc > 3) {
-    cmd->client->ops->say(cmd->client, conn,
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO,
 			  "Usage: /TOPIC <channel> [<topic>]");
     COMMAND_ERROR;
     goto out;
@@ -483,7 +487,8 @@ SILC_CLIENT_CMD_FUNC(topic)
 
   if (cmd->argv[1][0] == '*') {
     if (!conn->current_channel) {
-      cmd->client->ops->say(cmd->client, conn, "You are not on any channel");
+      cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			    "You are not on any channel");
       COMMAND_ERROR;
       goto out;
     }
@@ -493,14 +498,16 @@ SILC_CLIENT_CMD_FUNC(topic)
   }
 
   if (!conn->current_channel) {
-    cmd->client->ops->say(cmd->client, conn, "You are not on that channel");
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			  "You are not on that channel");
     COMMAND_ERROR;
     goto out;
   }
 
   /* Get the Channel ID of the channel */
-  if (!silc_idcache_find_by_data_one(conn->channel_cache, name, &id_cache)) {
-    cmd->client->ops->say(cmd->client, conn, "You are not on that channel");
+  if (!silc_idcache_find_by_name_one(conn->channel_cache, name, &id_cache)) {
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			  "You are not on that channel");
     COMMAND_ERROR;
     goto out;
   }
@@ -510,14 +517,15 @@ SILC_CLIENT_CMD_FUNC(topic)
   /* Send TOPIC command to the server */
   idp = silc_id_payload_encode(id_cache->id, SILC_ID_CHANNEL);
   if (cmd->argc > 2)
-    buffer = silc_command_payload_encode_va(SILC_COMMAND_TOPIC, 0, 2, 
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_TOPIC, 
+					    ++conn->cmd_ident, 2, 
 					    1, idp->data, idp->len,
 					    2, cmd->argv[2], 
 					    strlen(cmd->argv[2]));
   else
-    buffer = silc_command_payload_encode_va(SILC_COMMAND_TOPIC, 1, 
-					    1, idp->data, idp->len,
-					    0);
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_TOPIC, 
+					    ++conn->cmd_ident, 1,
+					    1, idp->data, idp->len);
   silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL, 
 			  0, NULL, NULL, buffer->data, buffer->len, TRUE);
   silc_buffer_free(buffer);
@@ -541,8 +549,8 @@ SILC_CLIENT_CMD_FUNC(invite)
   SilcClientEntry client_entry = NULL;
   SilcChannelEntry channel;
   SilcBuffer buffer, clidp, chidp;
-  unsigned int num = 0, type = 0;
-  char *nickname = NULL, *server = NULL, *name;
+  uint32 type = 0;
+  char *nickname = NULL, *name;
   char *invite = NULL;
 
   if (!cmd->conn) {
@@ -552,7 +560,7 @@ SILC_CLIENT_CMD_FUNC(invite)
   }
 
   if (cmd->argc < 2) {
-    cmd->client->ops->say(cmd->client, conn,
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO,
 		   "Usage: /INVITE <channel> [<nickname>[@server>]"
 		   "[+|-[<nickname>[@<server>[!<username>[@hostname>]]]]]");
     COMMAND_ERROR;
@@ -561,7 +569,8 @@ SILC_CLIENT_CMD_FUNC(invite)
 
   if (cmd->argv[1][0] == '*') {
     if (!conn->current_channel) {
-      cmd->client->ops->say(cmd->client, conn, "You are not on any channel");
+      cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			    "You are not on any channel");
       COMMAND_ERROR;
       goto out;
     }
@@ -572,7 +581,8 @@ SILC_CLIENT_CMD_FUNC(invite)
 
     channel = silc_client_get_channel(cmd->client, conn, name);
     if (!channel) {
-      cmd->client->ops->say(cmd->client, conn, "You are on that channel");
+      cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			    "You are on that channel");
       COMMAND_ERROR;
       goto out;
     }
@@ -581,20 +591,16 @@ SILC_CLIENT_CMD_FUNC(invite)
   /* Parse the typed nickname. */
   if (cmd->argc == 3) {
     if (cmd->argv[2][0] != '+' && cmd->argv[2][0] != '-') {
-      if (!silc_parse_nickname(cmd->argv[2], &nickname, &server, &num)) {
-	cmd->client->ops->say(cmd->client, conn, "Bad nickname");
-	COMMAND_ERROR;
-	goto out;
-      }
-      
+      if (client->params->nickname_parse)
+	client->params->nickname_parse(cmd->argv[2], &nickname);
+      else
+	nickname = strdup(cmd->argv[2]);
+
       /* Find client entry */
       client_entry = silc_idlist_get_client(client, conn, nickname, 
-					    server, num, TRUE);
+					    cmd->argv[2], TRUE);
       if (!client_entry) {
-	if (nickname)
-	  silc_free(nickname);
-	if (server)
-	  silc_free(server);
+	silc_free(nickname);
 	
 	if (cmd->pending) {
 	  COMMAND_ERROR;
@@ -611,10 +617,6 @@ SILC_CLIENT_CMD_FUNC(invite)
 	cmd->pending = 1;
 	return;
       }
-      
-      cmd->client->ops->say(cmd->client, conn, 
-			    "Inviting %s to channel %s", cmd->argv[2], 
-			    channel->channel_name);
     } else {
       invite = cmd->argv[2];
       invite++;
@@ -653,10 +655,7 @@ SILC_CLIENT_CMD_FUNC(invite)
   COMMAND;
 
  out:
-  if (nickname)
-    silc_free(nickname);
-  if (server)
-    silc_free(server);
+  silc_free(nickname);
   silc_client_command_free(cmd);
 }
 
@@ -671,7 +670,7 @@ SILC_TASK_CALLBACK(silc_client_command_quit_cb)
 
   /* Close connection */
   q->client->ops->disconnect(q->client, q->conn);
-  silc_client_close_connection(q->client, q->conn->sock->user_data);
+  silc_client_close_connection(q->client, NULL, q->conn->sock->user_data);
 
   silc_free(q);
 }
@@ -707,9 +706,9 @@ SILC_CLIENT_CMD_FUNC(quit)
   q->conn = cmd->conn;
 
   /* We quit the connection with little timeout */
-  silc_task_register(cmd->client->timeout_queue, cmd->conn->sock->sock,
-		     silc_client_command_quit_cb, (void *)q,
-		     1, 0, SILC_TASK_TIMEOUT, SILC_TASK_PRI_NORMAL);
+  silc_schedule_task_add(cmd->client->schedule, cmd->conn->sock->sock,
+			 silc_client_command_quit_cb, (void *)q,
+			 1, 0, SILC_TASK_TIMEOUT, SILC_TASK_PRI_NORMAL);
 
   /* Notify application */
   COMMAND;
@@ -724,11 +723,11 @@ SILC_CLIENT_CMD_FUNC(quit)
 SILC_CLIENT_CMD_FUNC(kill)
 {
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClient client = cmd->client;
   SilcClientConnection conn = cmd->conn;
   SilcBuffer buffer, idp;
   SilcClientEntry target;
-  unsigned int num = 0;
-  char *nickname = NULL, *server = NULL;
+  char *nickname = NULL;
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
@@ -737,26 +736,23 @@ SILC_CLIENT_CMD_FUNC(kill)
   }
 
   if (cmd->argc < 2) {
-    cmd->client->ops->say(cmd->client, conn, 
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
 			  "Usage: /KILL <nickname> [<comment>]");
     COMMAND_ERROR;
     goto out;
   }
 
   /* Parse the typed nickname. */
-  if (!silc_parse_nickname(cmd->argv[1], &nickname, &server, &num)) {
-    cmd->client->ops->say(cmd->client, conn, "Bad nickname");
-    COMMAND_ERROR;
-    goto out;
-  }
+  if (client->params->nickname_parse)
+    client->params->nickname_parse(cmd->argv[1], &nickname);
+  else
+    nickname = strdup(cmd->argv[1]);
 
   /* Get the target client */
   target = silc_idlist_get_client(cmd->client, conn, nickname, 
-				  server, num, TRUE);
+				  cmd->argv[1], TRUE);
   if (!target) {
     silc_free(nickname);
-    if (server)
-      silc_free(server);
 
     if (cmd->pending) {
       COMMAND_ERROR;
@@ -793,10 +789,7 @@ SILC_CLIENT_CMD_FUNC(kill)
   COMMAND;
 
  out:
-  if (nickname)
-    silc_free(nickname);
-  if (server)
-    silc_free(server);
+  silc_free(nickname);
   silc_client_command_free(cmd);
 }
 
@@ -808,7 +801,7 @@ SILC_CLIENT_CMD_FUNC(info)
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClientConnection conn = cmd->conn;
   SilcBuffer buffer;
-  char *name;
+  char *name = NULL;
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
@@ -816,17 +809,21 @@ SILC_CLIENT_CMD_FUNC(info)
     goto out;
   }
 
-  if (cmd->argc < 2)
-    name = strdup(conn->remote_host);
-  else
+  if (cmd->argc == 2)
     name = strdup(cmd->argv[1]);
 
   /* Send the command */
-  buffer = silc_command_payload_encode_va(SILC_COMMAND_INFO, 0, 1, 
-					  1, name, strlen(name));
+  if (name)
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_INFO, 0, 1, 
+					    1, name, strlen(name));
+  else
+    buffer = silc_command_payload_encode(SILC_COMMAND_INFO, 0,
+					 NULL, NULL, NULL, 0);
   silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL, 
 			  0, NULL, NULL, buffer->data, buffer->len, TRUE);
   silc_buffer_free(buffer);
+  if (name)
+    silc_free(name);
 
   /* Notify application */
   COMMAND;
@@ -845,7 +842,6 @@ SILC_CLIENT_CMD_FUNC(ping)
   SilcBuffer buffer;
   void *id;
   int i;
-  char *name = NULL;
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
@@ -853,13 +849,11 @@ SILC_CLIENT_CMD_FUNC(ping)
     goto out;
   }
 
-  if (cmd->argc == 1 || !strcmp(cmd->argv[1], conn->remote_host))
-    name = strdup(conn->remote_host);
-
   /* Send the command */
   buffer = silc_command_payload_encode_va(SILC_COMMAND_PING, 0, 1, 
 					  1, conn->remote_id_data, 
-					  SILC_ID_SERVER_LEN);
+					  silc_id_get_len(conn->remote_id,
+							  SILC_ID_SERVER));
   silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL, 
 			  0, NULL, NULL, buffer->data, buffer->len, TRUE);
   silc_buffer_free(buffer);
@@ -877,7 +871,7 @@ SILC_CLIENT_CMD_FUNC(ping)
     if (conn->ping[i].dest_id == NULL) {
       conn->ping[i].start_time = time(NULL);
       conn->ping[i].dest_id = id;
-      conn->ping[i].dest_name = name;
+      conn->ping[i].dest_name = strdup(conn->remote_host);
       conn->ping_count++;
       break;
     }
@@ -887,7 +881,7 @@ SILC_CLIENT_CMD_FUNC(ping)
     conn->ping = silc_realloc(conn->ping, sizeof(*conn->ping) * (i + 1));
     conn->ping[i].start_time = time(NULL);
     conn->ping[i].dest_id = id;
-    conn->ping[i].dest_name = name;
+    conn->ping[i].dest_name = strdup(conn->remote_host);
     conn->ping_count++;
   }
   
@@ -898,10 +892,6 @@ SILC_CLIENT_CMD_FUNC(ping)
   silc_client_command_free(cmd);
 }
 
-SILC_CLIENT_CMD_FUNC(notice)
-{
-}
-
 /* Command JOIN. Joins to a channel. */
 
 SILC_CLIENT_CMD_FUNC(join)
@@ -917,24 +907,10 @@ SILC_CLIENT_CMD_FUNC(join)
     goto out;
   }
 
-  if (cmd->argc < 2) {
-    /* Show channels currently joined to */
-
-    goto out;
-  }
-
   /* See if we have joined to the requested channel already */
-  if (silc_idcache_find_by_data_one(conn->channel_cache, cmd->argv[1],
-				    &id_cache)) {
-    cmd->client->ops->say(cmd->client, conn, 
-			  "You are talking to channel %s", cmd->argv[1]);
-    conn->current_channel = (SilcChannelEntry)id_cache->context;
-#if 0
-    cmd->client->screen->bottom_line->channel = cmd->argv[1];
-    silc_screen_print_bottom_line(cmd->client->screen, 0);
-#endif
+  if (silc_idcache_find_by_name_one(conn->channel_cache, cmd->argv[1],
+				    &id_cache))
     goto out;
-  }
 
   idp = silc_id_payload_encode(conn->local_id, SILC_ID_CLIENT);
 
@@ -986,7 +962,7 @@ SILC_CLIENT_CMD_FUNC(motd)
   }
 
   if (cmd->argc < 1 || cmd->argc > 2) {
-    cmd->client->ops->say(cmd->client, conn,
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO,
 			  "Usage: /MOTD [<server>]");
     COMMAND_ERROR;
     goto out;
@@ -1021,7 +997,7 @@ SILC_CLIENT_CMD_FUNC(umode)
   SilcClientConnection conn = cmd->conn;
   SilcBuffer buffer, idp;
   unsigned char *cp, modebuf[4];
-  unsigned int mode, add, len;
+  uint32 mode, add, len;
   int i;
 
   if (!cmd->conn) {
@@ -1031,7 +1007,7 @@ SILC_CLIENT_CMD_FUNC(umode)
   }
 
   if (cmd->argc < 2) {
-    cmd->client->ops->say(cmd->client, conn, 
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
 	       	  "Usage: /UMODE +|-<modes>");
     COMMAND_ERROR;
     goto out;
@@ -1071,6 +1047,12 @@ SILC_CLIENT_CMD_FUNC(umode)
       else
 	mode &= ~SILC_UMODE_ROUTER_OPERATOR;
       break;
+    case 'g':
+      if (add)
+	mode |= SILC_UMODE_GONE;
+      else
+	mode &= ~SILC_UMODE_GONE;
+      break;
     default:
       COMMAND_ERROR;
       goto out;
@@ -1108,9 +1090,9 @@ SILC_CLIENT_CMD_FUNC(cmode)
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClientConnection conn = cmd->conn;
   SilcChannelEntry channel;
-  SilcBuffer buffer, chidp;
+  SilcBuffer buffer, chidp, auth = NULL;
   unsigned char *name, *cp, modebuf[4], tmp[4], *arg = NULL;
-  unsigned int mode, add, type, len, arg_len = 0;
+  uint32 mode, add, type, len, arg_len = 0;
   int i;
 
   if (!cmd->conn) {
@@ -1120,7 +1102,7 @@ SILC_CLIENT_CMD_FUNC(cmode)
   }
 
   if (cmd->argc < 3) {
-    cmd->client->ops->say(cmd->client, conn, 
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
 	       	  "Usage: /CMODE <channel> +|-<modes> [{ <arguments>}]");
     COMMAND_ERROR;
     goto out;
@@ -1128,7 +1110,8 @@ SILC_CLIENT_CMD_FUNC(cmode)
 
   if (cmd->argv[1][0] == '*') {
     if (!conn->current_channel) {
-      cmd->client->ops->say(cmd->client, conn, "You are not on any channel");
+      cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			    "You are not on any channel");
       COMMAND_ERROR;
       goto out;
     }
@@ -1139,7 +1122,8 @@ SILC_CLIENT_CMD_FUNC(cmode)
 
     channel = silc_client_get_channel(cmd->client, conn, name);
     if (!channel) {
-      cmd->client->ops->say(cmd->client, conn, "You are on that channel");
+      cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			    "You are on that channel");
       COMMAND_ERROR;
       goto out;
     }
@@ -1196,6 +1180,12 @@ SILC_CLIENT_CMD_FUNC(cmode)
 	int ll;
 	mode |= SILC_CHANNEL_MODE_ULIMIT;
 	type = 3;
+	if (cmd->argc < 4) {
+	  cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+	       "Usage: /CMODE <channel> +|-<modes> [{ <arguments>}]");
+	  COMMAND_ERROR;
+	  goto out;
+	}
 	ll = atoi(cmd->argv[3]);
 	SILC_PUT32_MSB(ll, tmp);
 	arg = tmp;
@@ -1208,6 +1198,12 @@ SILC_CLIENT_CMD_FUNC(cmode)
       if (add) {
 	mode |= SILC_CHANNEL_MODE_PASSPHRASE;
 	type = 4;
+	if (cmd->argc < 4) {
+	  cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+	       "Usage: /CMODE <channel> +|-<modes> [{ <arguments>}]");
+	  COMMAND_ERROR;
+	  goto out;
+	}
 	arg = cmd->argv[3];
 	arg_len = cmd->argv_lens[3];
       } else {
@@ -1218,6 +1214,12 @@ SILC_CLIENT_CMD_FUNC(cmode)
       if (add) {
 	mode |= SILC_CHANNEL_MODE_CIPHER;
 	type = 5;
+	if (cmd->argc < 4) {
+	  cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+	       "Usage: /CMODE <channel> +|-<modes> [{ <arguments>}]");
+	  COMMAND_ERROR;
+	  goto out;
+	}
 	arg = cmd->argv[3];
 	arg_len = cmd->argv_lens[3];
       } else {
@@ -1228,12 +1230,47 @@ SILC_CLIENT_CMD_FUNC(cmode)
       if (add) {
 	mode |= SILC_CHANNEL_MODE_HMAC;
 	type = 6;
+	if (cmd->argc < 4) {
+	  cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+	       "Usage: /CMODE <channel> +|-<modes> [{ <arguments>}]");
+	  COMMAND_ERROR;
+	  goto out;
+	}
 	arg = cmd->argv[3];
 	arg_len = cmd->argv_lens[3];
       } else {
 	mode &= ~SILC_CHANNEL_MODE_HMAC;
       }
       break;
+    case 'f':
+      if (add) {
+	mode |= SILC_CHANNEL_MODE_FOUNDER_AUTH;
+	type = 7;
+
+	if (cmd->argc < 4) {
+	  cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+	       "Usage: /CMODE <channel> +|-<modes> [{ <arguments>}]");
+	  COMMAND_ERROR;
+	  goto out;
+	}
+
+	if (!strcasecmp(cmd->argv[3], "-pubkey")) {
+	  auth = silc_auth_public_key_auth_generate(cmd->client->public_key,
+						    cmd->client->private_key,
+						    conn->hash,
+						    conn->local_id,
+						    SILC_ID_CLIENT);
+	} else {
+	  auth = silc_auth_payload_encode(SILC_AUTH_PASSWORD, NULL, 0,
+					  cmd->argv[3], cmd->argv_lens[3]);
+	}
+
+	arg = auth->data;
+	arg_len = auth->len;
+      } else {
+	mode &= ~SILC_CHANNEL_MODE_FOUNDER_AUTH;
+      }
+      break;
     default:
       COMMAND_ERROR;
       goto out;
@@ -1241,11 +1278,6 @@ SILC_CLIENT_CMD_FUNC(cmode)
     }
   }
 
-  if (type && cmd->argc < 3) {
-    COMMAND_ERROR;
-    goto out;
-  }
-
   chidp = silc_id_payload_encode(channel->id, SILC_ID_CHANNEL);
   SILC_PUT32_MSB(mode, modebuf);
 
@@ -1268,6 +1300,8 @@ SILC_CLIENT_CMD_FUNC(cmode)
 			  0, NULL, NULL, buffer->data, buffer->len, TRUE);
   silc_buffer_free(buffer);
   silc_buffer_free(chidp);
+  if (auth)
+    silc_buffer_free(auth);
 
   /* Notify application */
   COMMAND;
@@ -1281,15 +1315,15 @@ SILC_CLIENT_CMD_FUNC(cmode)
 SILC_CLIENT_CMD_FUNC(cumode)
 {
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClient client = cmd->client;
   SilcClientConnection conn = cmd->conn;
   SilcChannelEntry channel;
   SilcChannelUser chu;
   SilcClientEntry client_entry;
-  SilcBuffer buffer, clidp, chidp;
+  SilcBuffer buffer, clidp, chidp, auth = NULL;
   unsigned char *name, *cp, modebuf[4];
-  unsigned int mode = 0, add, len;
-  char *nickname = NULL, *server = NULL;
-  unsigned int num = 0;
+  uint32 mode = 0, add, len;
+  char *nickname = NULL;
   int i;
 
   if (!cmd->conn) {
@@ -1299,7 +1333,7 @@ SILC_CLIENT_CMD_FUNC(cumode)
   }
 
   if (cmd->argc < 4) {
-    cmd->client->ops->say(cmd->client, conn, 
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
 	       	  "Usage: /CUMODE <channel> +|-<modes> <nickname>[@<server>]");
     COMMAND_ERROR;
     goto out;
@@ -1307,7 +1341,8 @@ SILC_CLIENT_CMD_FUNC(cumode)
 
   if (cmd->argv[1][0] == '*') {
     if (!conn->current_channel) {
-      cmd->client->ops->say(cmd->client, conn, "You are not on any channel");
+      cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			    "You are not on any channel");
       COMMAND_ERROR;
       goto out;
     }
@@ -1318,23 +1353,25 @@ SILC_CLIENT_CMD_FUNC(cumode)
 
     channel = silc_client_get_channel(cmd->client, conn, name);
     if (!channel) {
-      cmd->client->ops->say(cmd->client, conn, "You are on that channel");
+      cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			    "You are on that channel");
       COMMAND_ERROR;
       goto out;
     }
   }
 
   /* Parse the typed nickname. */
-  if (!silc_parse_nickname(cmd->argv[3], &nickname, &server, &num)) {
-    cmd->client->ops->say(cmd->client, conn, "Bad nickname");
-    COMMAND_ERROR;
-    goto out;
-  }
+  if (client->params->nickname_parse)
+    client->params->nickname_parse(cmd->argv[3], &nickname);
+  else
+    nickname = strdup(cmd->argv[3]);
 
   /* Find client entry */
-  client_entry = silc_idlist_get_client(cmd->client, conn, 
-					nickname, server, num, TRUE);
+  client_entry = silc_idlist_get_client(cmd->client, conn, nickname,
+					cmd->argv[3], TRUE);
   if (!client_entry) {
+    silc_free(nickname);
+
     if (cmd->pending) {
       COMMAND_ERROR;
       goto out;
@@ -1351,9 +1388,10 @@ SILC_CLIENT_CMD_FUNC(cumode)
     return;
   }
   
+  /* Get the current mode */
   while ((chu = silc_list_get(channel->clients)) != SILC_LIST_END) {
     if (chu->client == client_entry) {
-      chu->mode = mode;
+      mode = chu->mode;
       break;
     }
   }
@@ -1378,10 +1416,23 @@ SILC_CLIENT_CMD_FUNC(cumode)
       }
       break;
     case 'f':
-      if (add)
+      if (add) {
+	if (cmd->argc == 5) {
+	  if (!strcasecmp(cmd->argv[4], "-pubkey")) {
+	  auth = silc_auth_public_key_auth_generate(cmd->client->public_key,
+						    cmd->client->private_key,
+						    conn->hash,
+						    conn->local_id,
+						    SILC_ID_CLIENT);
+	  } else {
+	    auth = silc_auth_payload_encode(SILC_AUTH_PASSWORD, NULL, 0,
+					    cmd->argv[4], cmd->argv_lens[4]);
+	  }
+	}
 	mode |= SILC_CHANNEL_UMODE_CHANFO;
-      else
+      } else {
 	mode &= ~SILC_CHANNEL_UMODE_CHANFO;
+      }
       break;
     case 'o':
       if (add)
@@ -1402,25 +1453,26 @@ SILC_CLIENT_CMD_FUNC(cumode)
 
   /* Send the command packet. We support sending only one mode at once
      that requires an argument. */
-  buffer = silc_command_payload_encode_va(SILC_COMMAND_CUMODE, 0, 3, 
+  buffer = silc_command_payload_encode_va(SILC_COMMAND_CUMODE, 0, 4, 
 					  1, chidp->data, chidp->len, 
 					  2, modebuf, 4,
-					  3, clidp->data, clidp->len);
-
+					  3, clidp->data, clidp->len,
+					  4, auth ? auth->data : NULL, 
+					  auth ? auth->len : 0);
+  
   silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL, 
 			  0, NULL, NULL, buffer->data, buffer->len, TRUE);
   silc_buffer_free(buffer);
   silc_buffer_free(chidp);
   silc_buffer_free(clidp);
+  if (auth)
+    silc_buffer_free(auth);
   
   /* Notify application */
   COMMAND;
 
  out:
-  if (nickname)
-    silc_free(nickname);
-  if (server)
-    silc_free(server);
+  silc_free(nickname);
   silc_client_command_free(cmd);
 }
 
@@ -1429,14 +1481,14 @@ SILC_CLIENT_CMD_FUNC(cumode)
 SILC_CLIENT_CMD_FUNC(kick)
 {
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClient client = cmd->client;
   SilcClientConnection conn = cmd->conn;
   SilcIDCacheEntry id_cache = NULL;
   SilcChannelEntry channel;
   SilcBuffer buffer, idp, idp2;
   SilcClientEntry target;
   char *name;
-  unsigned int num = 0;
-  char *nickname = NULL, *server = NULL;
+  char *nickname = NULL;
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
@@ -1445,7 +1497,7 @@ SILC_CLIENT_CMD_FUNC(kick)
   }
 
   if (cmd->argc < 3) {
-    cmd->client->ops->say(cmd->client, conn, 
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
 			  "Usage: /KICK <channel> <nickname> [<comment>]");
     COMMAND_ERROR;
     goto out;
@@ -1453,7 +1505,8 @@ SILC_CLIENT_CMD_FUNC(kick)
 
   if (cmd->argv[1][0] == '*') {
     if (!conn->current_channel) {
-      cmd->client->ops->say(cmd->client, conn, "You are not on any channel");
+      cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			    "You are not on any channel");
       COMMAND_ERROR;
       goto out;
     }
@@ -1463,14 +1516,16 @@ SILC_CLIENT_CMD_FUNC(kick)
   }
 
   if (!conn->current_channel) {
-    cmd->client->ops->say(cmd->client, conn, "You are not on that channel");
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			  "You are not on that channel");
     COMMAND_ERROR;
     goto out;
   }
 
   /* Get the Channel ID of the channel */
-  if (!silc_idcache_find_by_data_one(conn->channel_cache, name, &id_cache)) {
-    cmd->client->ops->say(cmd->client, conn, "You are not on that channel");
+  if (!silc_idcache_find_by_name_one(conn->channel_cache, name, &id_cache)) {
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			  "You are not on that channel");
     COMMAND_ERROR;
     goto out;
   }
@@ -1478,17 +1533,17 @@ SILC_CLIENT_CMD_FUNC(kick)
   channel = (SilcChannelEntry)id_cache->context;
 
   /* Parse the typed nickname. */
-  if (!silc_parse_nickname(cmd->argv[2], &nickname, &server, &num)) {
-    cmd->client->ops->say(cmd->client, conn, "Bad nickname");
-    COMMAND_ERROR;
-    goto out;
-  }
+  if (client->params->nickname_parse)
+    client->params->nickname_parse(cmd->argv[2], &nickname);
+  else
+    nickname = strdup(cmd->argv[2]);
 
   /* Get the target client */
   target = silc_idlist_get_client(cmd->client, conn, nickname, 
-				  server, num, FALSE);
+				  cmd->argv[2], FALSE);
   if (!target) {
-    cmd->client->ops->say(cmd->client, conn, "No such client: %s",
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			  "No such client: %s",
 			  cmd->argv[2]);
     COMMAND_ERROR;
     goto out;
@@ -1517,22 +1572,50 @@ SILC_CLIENT_CMD_FUNC(kick)
   COMMAND;
 
  out:
-  if (nickname)
-    silc_free(nickname);
-  if (server)
-    silc_free(server);
+  silc_free(nickname);
   silc_client_command_free(cmd);
 }
 
+static void silc_client_command_oper_send(unsigned char *data,
+					  uint32 data_len, void *context)
+{
+  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClientConnection conn = cmd->conn;
+  SilcBuffer buffer, auth;
+
+  if (cmd->argc >= 3) {
+    /* Encode the public key authentication payload */
+    auth = silc_auth_public_key_auth_generate(cmd->client->public_key,
+					      cmd->client->private_key,
+					      conn->hash,
+					      conn->local_id,
+					      SILC_ID_CLIENT);
+  } else {
+    /* Encode the password authentication payload */
+    auth = silc_auth_payload_encode(SILC_AUTH_PASSWORD, NULL, 0,
+				    data, data_len);
+  }
+
+  buffer = silc_command_payload_encode_va(SILC_COMMAND_OPER, 0, 2, 
+					  1, cmd->argv[1], 
+					  strlen(cmd->argv[1]),
+					  2, auth->data, auth->len);
+  silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL,
+			  0, NULL, NULL, buffer->data, buffer->len, TRUE);
+
+  silc_buffer_free(buffer);
+  silc_buffer_free(auth);
+
+  /* Notify application */
+  COMMAND;
+}
+
 /* OPER command. Used to obtain server operator privileges. */
 
 SILC_CLIENT_CMD_FUNC(oper)
 {
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClientConnection conn = cmd->conn;
-  SilcBuffer buffer;
-  unsigned char *auth_data;
-  SilcBuffer auth;
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
@@ -1541,32 +1624,47 @@ SILC_CLIENT_CMD_FUNC(oper)
   }
 
   if (cmd->argc < 2) {
-    cmd->client->ops->say(cmd->client, conn, 
-			  "Usage: /OPER <username> [<public key>]");
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			  "Usage: /OPER <username> [-pubkey]");
     COMMAND_ERROR;
     goto out;
   }
 
-  if (cmd->argc == 3) {
-    /* XXX Get public key */
-    auth_data = NULL;
-    COMMAND_ERROR;
-    goto out;
-  } else {
+  if (cmd->argc < 3) {
     /* Get passphrase */
+    cmd->client->ops->ask_passphrase(cmd->client, conn,
+				     silc_client_command_oper_send,
+				     context);
+    return;
+  }
 
-    auth_data = cmd->client->ops->ask_passphrase(cmd->client, conn);
-    if (!auth_data) {
-      COMMAND_ERROR;
-      goto out;
-    }
+  silc_client_command_oper_send(NULL, 0, context);
 
-    /* Encode the authentication payload */
+ out:
+  silc_client_command_free(cmd);
+}
+
+static void silc_client_command_silcoper_send(unsigned char *data,
+					      uint32 data_len, void *context)
+{
+  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClientConnection conn = cmd->conn;
+  SilcBuffer buffer, auth;
+
+  if (cmd->argc >= 3) {
+    /* Encode the public key authentication payload */
+    auth = silc_auth_public_key_auth_generate(cmd->client->public_key,
+					      cmd->client->private_key,
+					      conn->hash,
+					      conn->local_id,
+					      SILC_ID_CLIENT);
+  } else {
+    /* Encode the password authentication payload */
     auth = silc_auth_payload_encode(SILC_AUTH_PASSWORD, NULL, 0,
-				    auth_data, strlen(auth_data));
+				    data, data_len);
   }
 
-  buffer = silc_command_payload_encode_va(SILC_COMMAND_OPER, 0, 2, 
+  buffer = silc_command_payload_encode_va(SILC_COMMAND_SILCOPER, 0, 2, 
 					  1, cmd->argv[1], 
 					  strlen(cmd->argv[1]),
 					  2, auth->data, auth->len);
@@ -1575,14 +1673,9 @@ SILC_CLIENT_CMD_FUNC(oper)
 
   silc_buffer_free(buffer);
   silc_buffer_free(auth);
-  memset(auth_data, 0, strlen(auth_data));
-  silc_free(auth_data);
 
   /* Notify application */
   COMMAND;
-
- out:
-  silc_client_command_free(cmd);
 }
 
 /* SILCOPER command. Used to obtain router operator privileges. */
@@ -1591,9 +1684,6 @@ SILC_CLIENT_CMD_FUNC(silcoper)
 {
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClientConnection conn = cmd->conn;
-  SilcBuffer buffer;
-  unsigned char *auth_data;
-  SilcBuffer auth;
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
@@ -1602,45 +1692,21 @@ SILC_CLIENT_CMD_FUNC(silcoper)
   }
 
   if (cmd->argc < 2) {
-    cmd->client->ops->say(cmd->client, conn, 
-			  "Usage: /SILCOPER <username> [<public key>]");
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			  "Usage: /SILCOPER <username> [-pubkey]");
     COMMAND_ERROR;
     goto out;
   }
 
-  if (cmd->argc == 3) {
-    /* XXX Get public key */
-    auth_data = NULL;
-    COMMAND_ERROR;
-    goto out;
-  } else {
+  if (cmd->argc < 3) {
     /* Get passphrase */
-
-    auth_data = cmd->client->ops->ask_passphrase(cmd->client, conn);
-    if (!auth_data) {
-      COMMAND_ERROR;
-      goto out;
-    }
-
-    /* Encode the authentication payload */
-    auth = silc_auth_payload_encode(SILC_AUTH_PASSWORD, NULL, 0,
-				    auth_data, strlen(auth_data));
+    cmd->client->ops->ask_passphrase(cmd->client, conn,
+				     silc_client_command_silcoper_send,
+				     context);
+    return;
   }
 
-  buffer = silc_command_payload_encode_va(SILC_COMMAND_SILCOPER, 0, 2, 
-					  1, cmd->argv[1], 
-					  strlen(cmd->argv[1]),
-					  2, auth->data, auth->len);
-  silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL,
-			  0, NULL, NULL, buffer->data, buffer->len, TRUE);
-
-  silc_buffer_free(buffer);
-  silc_buffer_free(auth);
-  memset(auth_data, 0, strlen(auth_data));
-  silc_free(auth_data);
-
-  /* Notify application */
-  COMMAND;
+  silc_client_command_silcoper_send(NULL, 0, context);
 
  out:
   silc_client_command_free(cmd);
@@ -1654,7 +1720,7 @@ SILC_CLIENT_CMD_FUNC(connect)
   SilcClientConnection conn = cmd->conn;
   SilcBuffer buffer;
   unsigned char port[4];
-  unsigned int tmp;
+  uint32 tmp;
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
@@ -1663,7 +1729,7 @@ SILC_CLIENT_CMD_FUNC(connect)
   }
 
   if (cmd->argc < 2) {
-    cmd->client->ops->say(cmd->client, conn, 
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
 			  "Usage: /CONNECT <server> [<port>]");
     COMMAND_ERROR;
     goto out;
@@ -1694,14 +1760,16 @@ SILC_CLIENT_CMD_FUNC(connect)
   silc_client_command_free(cmd);
 }
 
-/* RESTART command. Restarts the server. You must be server operator
-   to be able to use this command. */
+/* Command BAN. This is used to manage the ban list of the channel. */
 
-SILC_CLIENT_CMD_FUNC(restart)
+SILC_CLIENT_CMD_FUNC(ban)
 {
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClientConnection conn = cmd->conn;
-  SilcBuffer buffer;
+  SilcChannelEntry channel;
+  SilcBuffer buffer, chidp;
+  int type = 0;
+  char *name, *ban = NULL;
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
@@ -1709,12 +1777,60 @@ SILC_CLIENT_CMD_FUNC(restart)
     goto out;
   }
 
-  buffer = silc_command_payload_encode(SILC_COMMAND_RESTART, 0,
-				       NULL, NULL, NULL, 0);
-  silc_client_packet_send(cmd->client, cmd->conn->sock, SILC_PACKET_COMMAND, 
-			  NULL, 0, NULL, NULL, 
-			  buffer->data, buffer->len, TRUE);
+  if (cmd->argc < 2) {
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+		   "Usage: /BAN <channel> "
+		   "[+|-[<nickname>[@<server>[!<username>[@hostname>]]]]]");
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  if (cmd->argv[1][0] == '*') {
+    if (!conn->current_channel) {
+      cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			    "You are not on any channel");
+      COMMAND_ERROR;
+      goto out;
+    }
+
+    channel = conn->current_channel;
+  } else {
+    name = cmd->argv[1];
+
+    channel = silc_client_get_channel(cmd->client, conn, name);
+    if (!channel) {
+      cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			    "You are on that channel");
+      COMMAND_ERROR;
+      goto out;
+    }
+  }
+
+  if (cmd->argc == 3) {
+    if (cmd->argv[2][0] == '+')
+      type = 2;
+    else
+      type = 3;
+
+    ban = cmd->argv[2];
+    ban++;
+  }
+
+  chidp = silc_id_payload_encode(channel->id, SILC_ID_CHANNEL);
+
+  /* Send the command */
+  if (ban)
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_BAN, 0, 2, 
+					    1, chidp->data, chidp->len,
+					    type, ban, strlen(ban));
+  else
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_BAN, 0, 1, 
+					    1, chidp->data, chidp->len);
+
+  silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL, 
+			  0, NULL, NULL, buffer->data, buffer->len, TRUE);
   silc_buffer_free(buffer);
+  silc_buffer_free(chidp);
 
   /* Notify application */
   COMMAND;
@@ -1731,7 +1847,7 @@ SILC_CLIENT_CMD_FUNC(close)
   SilcClientConnection conn = cmd->conn;
   SilcBuffer buffer;
   unsigned char port[4];
-  unsigned int tmp;
+  uint32 tmp;
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
@@ -1740,7 +1856,7 @@ SILC_CLIENT_CMD_FUNC(close)
   }
 
   if (cmd->argc < 2) {
-    cmd->client->ops->say(cmd->client, conn, 
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
 			  "Usage: /CLOSE <server> [<port>]");
     COMMAND_ERROR;
     goto out;
@@ -1812,14 +1928,16 @@ SILC_CLIENT_CMD_FUNC(leave)
   }
 
   if (cmd->argc != 2) {
-    cmd->client->ops->say(cmd->client, conn, "Usage: /LEAVE <channel>");
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			  "Usage: /LEAVE <channel>");
     COMMAND_ERROR;
     goto out;
   }
 
   if (cmd->argv[1][0] == '*') {
     if (!conn->current_channel) {
-      cmd->client->ops->say(cmd->client, conn, "You are not on any channel");
+      cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			    "You are not on any channel");
       COMMAND_ERROR;
       goto out;
     }
@@ -1828,15 +1946,10 @@ SILC_CLIENT_CMD_FUNC(leave)
     name = cmd->argv[1];
   }
 
-  if (!conn->current_channel) {
-    cmd->client->ops->say(cmd->client, conn, "You are not on that channel");
-    COMMAND_ERROR;
-    goto out;
-  }
-
   /* Get the Channel ID of the channel */
-  if (!silc_idcache_find_by_data_one(conn->channel_cache, name, &id_cache)) {
-    cmd->client->ops->say(cmd->client, conn, "You are not on that channel");
+  if (!silc_idcache_find_by_name_one(conn->channel_cache, name, &id_cache)) {
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			  "You are not on that channel");
     COMMAND_ERROR;
     goto out;
   }
@@ -1852,21 +1965,14 @@ SILC_CLIENT_CMD_FUNC(leave)
   silc_buffer_free(buffer);
   silc_buffer_free(idp);
 
-  /* We won't talk anymore on this channel */
-  cmd->client->ops->say(cmd->client, conn, "You have left channel %s", name);
-
-  conn->current_channel = NULL;
-
-  silc_idcache_del_by_id(conn->channel_cache, SILC_ID_CHANNEL, channel->id);
-  silc_free(channel->channel_name);
-  silc_free(channel->id);
-  silc_free(channel->key);
-  silc_cipher_free(channel->channel_key);
-  silc_free(channel);
-
   /* Notify application */
   COMMAND;
 
+  if (conn->current_channel == channel)
+    conn->current_channel = NULL;
+
+  silc_client_del_channel(cmd->client, cmd->conn, channel);
+
  out:
   silc_client_command_free(cmd);
 }
@@ -1878,11 +1984,8 @@ SILC_CLIENT_CMD_FUNC(users)
 {
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClientConnection conn = cmd->conn;
-  SilcIDCacheEntry id_cache = NULL;
-  SilcChannelEntry channel;
-  SilcBuffer buffer, idp;
-  char *name, *line = NULL;
-  unsigned int line_len = 0;
+  SilcBuffer buffer;
+  char *name;
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
@@ -1891,14 +1994,16 @@ SILC_CLIENT_CMD_FUNC(users)
   }
 
   if (cmd->argc != 2) {
-    cmd->client->ops->say(cmd->client, conn, "Usage: /USERS <channel>");
+    cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			  "Usage: /USERS <channel>");
     COMMAND_ERROR;
     goto out;
   }
 
   if (cmd->argv[1][0] == '*') {
     if (!conn->current_channel) {
-      cmd->client->ops->say(cmd->client, conn, "You are not on any channel");
+      cmd->client->ops->say(cmd->client, conn, SILC_CLIENT_MESSAGE_INFO, 
+			    "You are not on any channel");
       COMMAND_ERROR;
       goto out;
     }
@@ -1907,109 +2012,14 @@ SILC_CLIENT_CMD_FUNC(users)
     name = cmd->argv[1];
   }
 
-  if (!conn->current_channel) {
-    cmd->client->ops->say(cmd->client, conn, "You are not on that channel");
-    COMMAND_ERROR;
-    goto out;
-  }
-
-  /* Get the Channel ID of the channel */
-  if (!silc_idcache_find_by_data_one(conn->channel_cache, name, &id_cache)) {
-    /* XXX should resolve the channel ID; LIST command */
-    cmd->client->ops->say(cmd->client, conn, 
-			  "You are not on that channel", name);
-    COMMAND_ERROR;
-    goto out;
-  }
-
-  channel = (SilcChannelEntry)id_cache->context;
-
-  if (!cmd->pending) {
-    /* Send USERS command to the server */
-    idp = silc_id_payload_encode(id_cache->id, SILC_ID_CHANNEL);
-    buffer = silc_command_payload_encode_va(SILC_COMMAND_USERS, 
-					    ++conn->cmd_ident, 1, 
-					    1, idp->data, idp->len);
-    silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, 
-			    NULL, 0, NULL, NULL, buffer->data, 
-			    buffer->len, TRUE);
-    silc_buffer_free(buffer);
-    silc_buffer_free(idp);
-
-    /* Register pending callback which will recall this command callback with
-       same context and reprocesses the command. When reprocessing we actually
-       display the information on the screen. */
-    silc_client_command_pending(conn, SILC_COMMAND_USERS, conn->cmd_ident, 
-				silc_client_command_destructor,
-				silc_client_command_users, 
-				silc_client_command_dup(cmd));
-    cmd->pending = TRUE;
-    return;
-  }
-
-  if (cmd->pending) {
-    /* Pending command. Now we've resolved the information from server and
-       we are ready to display the information on screen. */
-    int i;
-    SilcChannelUser chu;
-
-    cmd->client->ops->say(cmd->client, conn, "Users on %s", 
-			  channel->channel_name);
-
-    line = silc_calloc(4096, sizeof(*line));
-    line_len = 4096;
-    silc_list_start(channel->clients);
-    while ((chu = silc_list_get(channel->clients)) != SILC_LIST_END) {
-      SilcClientEntry e = chu->client;
-      char *m, tmp[80], len1;
-
-      memset(line, 0, sizeof(line_len));
-
-      if (strlen(e->nickname) + strlen(e->server) + 100 > line_len) {
-	silc_free(line);
-	line_len += strlen(e->nickname) + strlen(e->server) + 100;
-	line = silc_calloc(line_len, sizeof(*line));
-      }
-
-      memset(tmp, 0, sizeof(tmp));
-      m = silc_client_chumode_char(chu->mode);
-
-      strncat(line, " ", 1);
-      strncat(line, e->nickname, strlen(e->nickname));
-      strncat(line, e->server ? "@" : "", 1);
-
-      len1 = 0;
-      if (e->server)
-	len1 = strlen(e->server);
-      strncat(line, e->server ? e->server : "", len1 > 30 ? 30 : len1);
-
-      len1 = strlen(line);
-      if (len1 >= 30) {
-	memset(&line[29], 0, len1 - 29);
-      } else {
-	for (i = 0; i < 30 - len1 - 1; i++)
-	  strcat(line, " ");
-      }
-
-      strncat(line, "  H", 3);
-      strcat(tmp, m ? m : "");
-      strncat(line, tmp, strlen(tmp));
-
-      if (strlen(tmp) < 5)
-	for (i = 0; i < 5 - strlen(tmp); i++)
-	  strcat(line, " ");
-
-      strcat(line, e->username ? e->username : "");
-
-      cmd->client->ops->say(cmd->client, conn, "%s", line);
-
-      if (m)
-	silc_free(m);
-    }
-  }
-
-  if (line)
-    silc_free(line);
+  /* Send USERS command to the server */
+  buffer = silc_command_payload_encode_va(SILC_COMMAND_USERS, 
+					  ++conn->cmd_ident, 1, 
+					  2, name, strlen(name));
+  silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, 
+			  NULL, 0, NULL, NULL, buffer->data, 
+			  buffer->len, TRUE);
+  silc_buffer_free(buffer);
 
   /* Notify application */
   COMMAND;
@@ -2018,16 +2028,17 @@ SILC_CLIENT_CMD_FUNC(users)
   silc_client_command_free(cmd);
 }
 
-/* Command BAN. This is used to manage the ban list of the channel. */
+/* Command GETKEY. Used to fetch remote client's public key. */
 
-SILC_CLIENT_CMD_FUNC(ban)
+SILC_CLIENT_CMD_FUNC(getkey)
 {
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClientConnection conn = cmd->conn;
-  SilcChannelEntry channel;
-  SilcBuffer buffer, chidp;
-  int type = 0;
-  char *name, *ban = NULL;
+  SilcClient client = cmd->client;
+  SilcClientEntry client_entry = NULL;
+  SilcServerEntry server_entry = NULL;
+  char *nickname = NULL;
+  SilcBuffer idp, buffer;
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
@@ -2036,61 +2047,69 @@ SILC_CLIENT_CMD_FUNC(ban)
   }
 
   if (cmd->argc < 2) {
-    cmd->client->ops->say(cmd->client, conn, 
-		   "Usage: /BAN <channel> "
-		   "[+|-[<nickname>[@<server>[!<username>[@hostname>]]]]]");
+    client->ops->say(client, conn, SILC_CLIENT_MESSAGE_INFO, 
+		     "Usage: /GETKEY <nickname or server name>");
     COMMAND_ERROR;
     goto out;
   }
 
-  if (cmd->argv[1][0] == '*') {
-    if (!conn->current_channel) {
-      cmd->client->ops->say(cmd->client, conn, "You are not on any channel");
-      COMMAND_ERROR;
-      goto out;
-    }
-
-    channel = conn->current_channel;
-  } else {
-    name = cmd->argv[1];
+  /* Parse the typed nickname. */
+  if (client->params->nickname_parse)
+    client->params->nickname_parse(cmd->argv[1], &nickname);
+  else
+    nickname = strdup(cmd->argv[1]);
 
-    channel = silc_client_get_channel(cmd->client, conn, name);
-    if (!channel) {
-      cmd->client->ops->say(cmd->client, conn, "You are on that channel");
-      COMMAND_ERROR;
-      goto out;
+  /* Find client entry */
+  client_entry = silc_idlist_get_client(client, conn, nickname, cmd->argv[1],
+					FALSE);
+  if (!client_entry) {
+    /* Check whether user requested server actually */
+    server_entry = silc_client_get_server(client, conn, cmd->argv[1]);
+
+    if (!server_entry) {
+      /* No. what ever user wants we don't have it, so resolve it. We
+	 will try to resolve both client and server, one of them is
+	 bound to be wrong. */
+
+      /* This will send the IDENTIFY command */
+      silc_idlist_get_client(client, conn, nickname, cmd->argv[1], TRUE);
+      silc_client_command_pending(conn, SILC_COMMAND_IDENTIFY, 
+				  conn->cmd_ident,  
+				  silc_client_command_destructor,
+				  silc_client_command_getkey, 
+				  silc_client_command_dup(cmd));
+
+      /* This sends the INFO command to resolve the server. */
+      silc_client_send_command(client, conn, SILC_COMMAND_INFO,
+			       ++conn->cmd_ident, 1, 
+			       1, cmd->argv[1], cmd->argv_lens[1]);
+      silc_client_command_pending(conn, SILC_COMMAND_IDENTIFY, 
+				  conn->cmd_ident,  
+				  silc_client_command_destructor,
+				  silc_client_command_getkey, 
+				  silc_client_command_dup(cmd));
+
+      cmd->pending = 1;
+      silc_free(nickname);
+      return;
     }
-  }
 
-  if (cmd->argc == 3) {
-    if (cmd->argv[2][0] == '+')
-      type = 2;
-    else
-      type = 3;
-
-    ban = cmd->argv[2];
-    ban++;
+    idp = silc_id_payload_encode(server_entry->server_id, SILC_ID_SERVER);
+  } else {
+    idp = silc_id_payload_encode(client_entry->id, SILC_ID_CLIENT);
   }
 
-  chidp = silc_id_payload_encode(channel->id, SILC_ID_CHANNEL);
-
-  /* Send the command */
-  if (ban)
-    buffer = silc_command_payload_encode_va(SILC_COMMAND_BAN, 0, 2, 
-					    1, chidp->data, chidp->len,
-					    type, ban, strlen(ban));
-  else
-    buffer = silc_command_payload_encode_va(SILC_COMMAND_BAN, 0, 1, 
-					    1, chidp->data, chidp->len);
-
+  buffer = silc_command_payload_encode_va(SILC_COMMAND_GETKEY, 0, 1, 
+					  1, idp->data, idp->len);
   silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL, 
 			  0, NULL, NULL, buffer->data, buffer->len, TRUE);
   silc_buffer_free(buffer);
-  silc_buffer_free(chidp);
+  silc_buffer_free(idp);
 
   /* Notify application */
   COMMAND;
 
  out:
+  silc_free(nickname);
   silc_client_command_free(cmd);
 }