updates.
[silc.git] / lib / silcclient / command.c
index 2dc94102d549572c3871fb06a17439c8f678f24f..ac2324cbd87ef896598059f79cd164f3e32a101b 100644 (file)
@@ -4,7 +4,7 @@
 
   Author: Pekka Riikonen <priikone@poseidon.pspt.fi>
 
-  Copyright (C) 1997 - 2000 Pekka Riikonen
+  Copyright (C) 1997 - 2001 Pekka Riikonen
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -20,6 +20,7 @@
 /* $Id$ */
 
 #include "clientlibincludes.h"
+#include "client_internal.h"
 
 /* Client command list. */
 SilcClientCommand silc_command_list[] =
@@ -32,31 +33,31 @@ SilcClientCommand silc_command_list[] =
   SILC_CLIENT_CMD(list, LIST, "LIST", SILC_CF_LAG | SILC_CF_REG, 2),
   SILC_CLIENT_CMD(topic, TOPIC, "TOPIC", SILC_CF_LAG | SILC_CF_REG, 3),
   SILC_CLIENT_CMD(invite, INVITE, "INVITE", SILC_CF_LAG | SILC_CF_REG, 3),
-  SILC_CLIENT_CMD(quit, QUIT, "QUIT", SILC_CF_LAG | SILC_CF_REG, 1),
+  SILC_CLIENT_CMD(quit, QUIT, "QUIT", SILC_CF_LAG | SILC_CF_REG, 2),
   SILC_CLIENT_CMD(kill, KILL, "KILL", 
-                 SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER, 2),
+                 SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER, 3),
   SILC_CLIENT_CMD(info, INFO, "INFO", SILC_CF_LAG | SILC_CF_REG, 2),
   SILC_CLIENT_CMD(connect, CONNECT, "CONNECT",
-                 SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER, 2),
+                 SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER, 3),
   SILC_CLIENT_CMD(ping, PING, "PING", SILC_CF_LAG | SILC_CF_REG, 2),
   SILC_CLIENT_CMD(oper, OPER, "OPER",
                  SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER, 2),
-  SILC_CLIENT_CMD(join, JOIN, "JOIN", SILC_CF_LAG | SILC_CF_REG, 4),
+  SILC_CLIENT_CMD(join, JOIN, "JOIN", SILC_CF_LAG | SILC_CF_REG, 5),
   SILC_CLIENT_CMD(motd, MOTD, "MOTD", SILC_CF_LAG | SILC_CF_REG, 2),
   SILC_CLIENT_CMD(umode, UMODE, "UMODE", SILC_CF_LAG | SILC_CF_REG, 2),
   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, 2),
-  SILC_CLIENT_CMD(restart, RESTART, "RESTART",
-                 SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER, 2),
+  SILC_CLIENT_CMD(kick, KICK, "KICK", SILC_CF_LAG | SILC_CF_REG, 4),
+  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, 2),
-  SILC_CLIENT_CMD(die, DIE, "DIE",
-                 SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER, 2),
-  SILC_CLIENT_CMD(silcoper, SILCOPER, "SILOPER",
-                 SILC_CF_LAG | SILC_CF_REG | SILC_CF_SILC_OPER, 2),
+                 SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER, 3),
+  SILC_CLIENT_CMD(shutdown, SHUTDOWN, "SHUTDOWN",
+                 SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER, 1),
+  SILC_CLIENT_CMD(silcoper, SILCOPER, "SILCOPER",
+                 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(getkey, GETKEY, "GETKEY", SILC_CF_LAG | SILC_CF_REG, 2),
 
   { NULL, 0, NULL, 0, 0 },
 };
@@ -74,21 +75,19 @@ SilcClientCommand silc_command_list[] =
 #define COMMAND_ERROR cmd->client->ops->command(cmd->client, cmd->conn, \
   cmd, FALSE, cmd->command->cmd)
 
-/* List of pending commands. */
-SilcClientCommandPending *silc_command_pending = NULL;
-
 /* Generic function to send any command. The arguments must be sent already
-   encoded into correct form in correct order. */
+   encoded into correct form and in correct order. */
 
 void silc_client_send_command(SilcClient client, SilcClientConnection conn,
-                             SilcCommand command, unsigned int argc, ...)
+                             SilcCommand command, uint16 ident,
+                             uint32 argc, ...)
 {
   SilcBuffer packet;
   va_list ap;
 
   va_start(ap, argc);
 
-  packet = silc_command_payload_encode_vap(command, 0, argc, ap);
+  packet = silc_command_payload_encode_vap(command, ident, argc, ap);
   silc_client_packet_send(client, conn->sock, SILC_PACKET_COMMAND, 
                          NULL, 0, NULL, NULL, packet->data, 
                          packet->len, TRUE);
@@ -110,78 +109,126 @@ SilcClientCommand *silc_client_command_find(const char *name)
   return NULL;
 }
 
-/* Add new pending command to the list of pending commands. Currently
-   pending commands are executed from command replies, thus we can
-   execute any command after receiving some specific command reply.
-
-   The argument `reply_cmd' is the command reply from where the callback
-   function is to be called, thus, it IS NOT the command to be executed.
-
-   XXX: If needed in the future this support may be extended for
-   commands as well, when any command could be executed after executing
-   some specific command. */
-
-void silc_client_command_pending(SilcCommand reply_cmd,
-                                SilcClientCommandCallback callback,
+/* Add new pending command to be executed when reply to a command has been
+   received.  The `reply_cmd' is the command that will call the `callback'
+   with `context' when reply has been received.  If `ident is non-zero
+   the `callback' will be executed when received reply with command 
+   identifier `ident'. */
+
+void silc_client_command_pending(SilcClientConnection conn,
+                                SilcCommand reply_cmd,
+                                uint16 ident,
+                                SilcClientPendingDestructor destructor,
+                                SilcCommandCb callback,
                                 void *context)
 {
-  SilcClientCommandPending *reply, *r;
+  SilcClientCommandPending *reply;
 
   reply = silc_calloc(1, sizeof(*reply));
   reply->reply_cmd = reply_cmd;
+  reply->ident = ident;
   reply->context = context;
   reply->callback = callback;
+  reply->destructor = destructor;
+  silc_dlist_add(conn->pending_commands, reply);
+}
 
-  if (silc_command_pending == NULL) {
-    silc_command_pending = reply;
-    return;
-  }
+/* Deletes pending command by reply command type. */
+
+void silc_client_command_pending_del(SilcClientConnection conn,
+                                    SilcCommand reply_cmd,
+                                    uint16 ident)
+{
+  SilcClientCommandPending *r;
 
-  for (r = silc_command_pending; r; r = r->next) {
-    if (r->next == NULL) {
-      r->next = reply;
+  silc_dlist_start(conn->pending_commands);
+  while ((r = silc_dlist_get(conn->pending_commands)) != SILC_LIST_END) {
+    if (r->reply_cmd == reply_cmd && r->ident == ident) {
+      silc_dlist_del(conn->pending_commands, r);
       break;
     }
   }
 }
 
-/* Deletes pending command by reply command type. */
+/* Checks for pending commands and marks callbacks to be called from
+   the command reply function. Returns TRUE if there were pending command. */
 
-void silc_client_command_pending_del(SilcCommand reply_cmd)
+int silc_client_command_pending_check(SilcClientConnection conn,
+                                     SilcClientCommandReplyContext ctx,
+                                     SilcCommand command, 
+                                     uint16 ident)
 {
-  SilcClientCommandPending *r, *tmp;
-  
-  if (silc_command_pending) {
-    if (silc_command_pending->reply_cmd == reply_cmd) {
-      silc_free(silc_command_pending);
-      silc_command_pending = NULL;
-      return;
-    }
-
-    for (r = silc_command_pending; r; r = r->next) {
-      if (r->next && r->next->reply_cmd == reply_cmd) {
-       tmp = r->next;
-       r->next = r->next->next;
-       silc_free(tmp);
-       break;
-      }
+  SilcClientCommandPending *r;
+
+  silc_dlist_start(conn->pending_commands);
+  while ((r = silc_dlist_get(conn->pending_commands)) != SILC_LIST_END) {
+    if (r->reply_cmd == command && r->ident == ident) {
+      ctx->context = r->context;
+      ctx->callback = r->callback;
+      ctx->destructor = r->destructor;
+      ctx->ident = ident;
+      return TRUE;
     }
   }
+
+  return FALSE;
 }
 
-/* Free command context and its internals */
+/* Allocate Command Context */
 
-void silc_client_command_free(SilcClientCommandContext cmd)
+SilcClientCommandContext silc_client_command_alloc()
 {
-  int i;
+  SilcClientCommandContext ctx = silc_calloc(1, sizeof(*ctx));
+  ctx->users++;
+  return ctx;
+}
 
-  if (cmd) {
-    for (i = 0; i < cmd->argc; i++)
-      silc_free(cmd->argv[i]);
-    silc_free(cmd);
+/* Free command context and its internals */
+
+void silc_client_command_free(SilcClientCommandContext ctx)
+{
+  ctx->users--;
+  SILC_LOG_DEBUG(("Command context %p refcnt %d->%d", ctx, ctx->users + 1,
+                 ctx->users));
+  if (ctx->users < 1) {
+    int i;
+
+    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);
   }
 }
 
+/* Duplicate Command Context by adding reference counter. The context won't
+   be free'd untill it hits zero. */
+
+SilcClientCommandContext silc_client_command_dup(SilcClientCommandContext ctx)
+{
+  ctx->users++;
+  SILC_LOG_DEBUG(("Command context %p refcnt %d->%d", ctx, ctx->users - 1,
+                 ctx->users));
+  return ctx;
+}
+
+/* Pending command destructor. */
+
+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,
+                                   uint32 clients_count,
+                                   void *context)
+{
+
+}
+
 /* Command WHOIS. This command is used to query information about 
    specific user. */
 
@@ -223,8 +270,45 @@ SILC_CLIENT_CMD_FUNC(whois)
   silc_client_command_free(cmd);
 }
 
+/* Command WHOWAS. This command is used to query history information about
+   specific user that used to exist in the network. */
+
 SILC_CLIENT_CMD_FUNC(whowas)
 {
+  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClientConnection conn = cmd->conn;
+  SilcBuffer buffer;
+
+  if (!cmd->conn) {
+    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  if (cmd->argc < 2 || cmd->argc > 3) {
+    cmd->client->ops->say(cmd->client, conn, 
+            "Usage: /WHOWAS <nickname>[@<server>] [<count>]");
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  buffer = silc_command_payload_encode(SILC_COMMAND_WHOWAS,
+                                      cmd->argc - 1, ++cmd->argv,
+                                      ++cmd->argv_lens, ++cmd->argv_types,
+                                      0);
+  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;
+
+ out:
+  silc_client_command_free(cmd);
 }
 
 /* Command IDENTIFY. This command is used to query information about 
@@ -252,7 +336,7 @@ SILC_CLIENT_CMD_FUNC(identify)
   buffer = silc_command_payload_encode(SILC_COMMAND_IDENTIFY,
                                       cmd->argc - 1, ++cmd->argv,
                                       ++cmd->argv_lens, ++cmd->argv_types,
-                                      0);
+                                      ++conn->cmd_ident);
   silc_client_packet_send(cmd->client, cmd->conn->sock,
                          SILC_PACKET_COMMAND, NULL, 0, NULL, NULL,
                          buffer->data, buffer->len, TRUE);
@@ -306,7 +390,7 @@ SILC_CLIENT_CMD_FUNC(nick)
   buffer = silc_command_payload_encode(SILC_COMMAND_NICK,
                                       cmd->argc - 1, ++cmd->argv,
                                       ++cmd->argv_lens, ++cmd->argv_types,
-                                      0);
+                                      ++cmd->conn->cmd_ident);
   silc_client_packet_send(cmd->client, cmd->conn->sock,
                          SILC_PACKET_COMMAND, NULL, 0, NULL, NULL,
                          buffer->data, buffer->len, TRUE);
@@ -325,8 +409,53 @@ SILC_CLIENT_CMD_FUNC(nick)
   silc_client_command_free(cmd);
 }
 
+/* Command LIST. Lists channels on the current server. */
+
 SILC_CLIENT_CMD_FUNC(list)
 {
+  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClientConnection conn = cmd->conn;
+  SilcIDCacheEntry id_cache = NULL;
+  SilcChannelEntry channel;
+  SilcBuffer buffer, idp = NULL;
+  char *name;
+
+  if (!cmd->conn) {
+    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  if (cmd->argc == 2) {
+    name = cmd->argv[1];
+
+    /* Get the Channel ID of the channel */
+    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);
+    }
+  }
+
+  if (!idp)
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_LIST, 
+                                           ++conn->cmd_ident, 0);
+  else
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_LIST, 
+                                           ++conn->cmd_ident, 1,
+                                           1, idp->data, idp->len);
+
+  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);
+  if (idp)
+    silc_buffer_free(idp);
+
+  /* Notify application */
+  COMMAND;
+
+ out:
+  silc_client_command_free(cmd);
 }
 
 /* Command TOPIC. Sets/shows topic on a channel. */
@@ -371,7 +500,7 @@ SILC_CLIENT_CMD_FUNC(topic)
   }
 
   /* 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)) {
     cmd->client->ops->say(cmd->client, conn, "You are not on that channel");
     COMMAND_ERROR;
     goto out;
@@ -382,14 +511,15 @@ 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);
@@ -402,18 +532,20 @@ SILC_CLIENT_CMD_FUNC(topic)
   silc_client_command_free(cmd);
 }
 
-/* Command INVITE. Invites specific client to join a channel. */
+/* Command INVITE. Invites specific client to join a channel. This is
+   also used to mange the invite list of the channel. */
 
 SILC_CLIENT_CMD_FUNC(invite)
 {
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClient client = cmd->client;
   SilcClientConnection conn = cmd->conn;
-  SilcClientEntry client_entry;
-  SilcChannelEntry channel_entry;
+  SilcClientEntry client_entry = NULL;
+  SilcChannelEntry channel;
   SilcBuffer buffer, clidp, chidp;
-  unsigned int num = 0;
-  char *nickname = NULL, *server = NULL;
+  uint32 num = 0, type = 0;
+  char *nickname = NULL, *server = NULL, *name;
+  char *invite = NULL;
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
@@ -421,72 +553,138 @@ SILC_CLIENT_CMD_FUNC(invite)
     goto out;
   }
 
-  if (cmd->argc != 3) {
+  if (cmd->argc < 2) {
     cmd->client->ops->say(cmd->client, conn,
-                         "Usage: /INVITE <nickname>[@<server>] <channel>");
+                  "Usage: /INVITE <channel> [<nickname>[@server>]"
+                  "[+|-[<nickname>[@<server>[!<username>[@hostname>]]]]]");
     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 (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;
+    }
 
-  /* Find client entry */
-  client_entry = silc_idlist_get_client(client, conn, nickname, server, num);
-  if (!client_entry) {
-    if (nickname)
-      silc_free(nickname);
-    if (server)
-      silc_free(server);
+    channel = conn->current_channel;
+  } else {
+    name = cmd->argv[1];
 
-    /* Client entry not found, it was requested thus mark this to be
-       pending command. */
-    silc_client_command_pending(SILC_COMMAND_IDENTIFY, 
-                               silc_client_command_invite, context);
-    return;
+    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 channel entry */
-  channel_entry = silc_idlist_get_channel(client, conn, cmd->argv[2]);
-  if (!channel_entry) {
-    cmd->client->ops->say(cmd->client, conn, "You are not on that channel");
-    COMMAND_ERROR;
-    goto out;
+  /* 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;
+      }
+      
+      /* Find client entry */
+      client_entry = silc_idlist_get_client(client, conn, nickname, 
+                                           server, num, TRUE);
+      if (!client_entry) {
+       if (nickname)
+         silc_free(nickname);
+       if (server)
+         silc_free(server);
+       
+       if (cmd->pending) {
+         COMMAND_ERROR;
+         goto out;
+       }
+      
+       /* Client entry not found, it was requested thus mark this to be
+          pending command. */
+       silc_client_command_pending(conn, SILC_COMMAND_IDENTIFY, 
+                                   conn->cmd_ident,
+                                   silc_client_command_destructor,
+                                   silc_client_command_invite, 
+                                   silc_client_command_dup(cmd));
+       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++;
+      if (cmd->argv[2][0] == '+')
+       type = 3;
+      else
+       type = 4;
+    }
+  }
+
+  /* Send the command */
+  chidp = silc_id_payload_encode(channel->id, SILC_ID_CHANNEL);
+  if (client_entry) {
+    clidp = silc_id_payload_encode(client_entry->id, SILC_ID_CLIENT);
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_INVITE, 
+                                           ++conn->cmd_ident, 3,
+                                           1, chidp->data, chidp->len,
+                                           2, clidp->data, clidp->len,
+                                           type, invite, invite ?
+                                           strlen(invite) : 0);
+    silc_buffer_free(clidp);
+  } else {
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_INVITE, 
+                                           ++conn->cmd_ident, 2,
+                                           1, chidp->data, chidp->len,
+                                           type, invite, invite ?
+                                           strlen(invite) : 0);
   }
 
-  /* Send command */
-  clidp = silc_id_payload_encode(client_entry->id, SILC_ID_CLIENT);
-  chidp = silc_id_payload_encode(channel_entry->id, SILC_ID_CHANNEL);
-  buffer = silc_command_payload_encode_va(SILC_COMMAND_INVITE, 0, 2,
-                                         1, clidp->data, clidp->len,
-                                         2, 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(clidp);
   silc_buffer_free(chidp);
 
-  cmd->client->ops->say(cmd->client, conn, 
-                       "Inviting %s to channel %s", cmd->argv[1], 
-                       cmd->argv[2]);
-
   /* Notify application */
   COMMAND;
 
  out:
+  if (nickname)
+    silc_free(nickname);
+  if (server)
+    silc_free(server);
   silc_client_command_free(cmd);
 }
 
+typedef struct {
+  SilcClient client;
+  SilcClientConnection conn;
+} *QuitInternal;
+
+SILC_TASK_CALLBACK(silc_client_command_quit_cb)
+{
+  QuitInternal q = (QuitInternal)context;
+
+  /* Close connection */
+  q->client->ops->disconnect(q->client, q->conn);
+  silc_client_close_connection(q->client, NULL, q->conn->sock->user_data);
+
+  silc_free(q);
+}
+
 /* Command QUIT. Closes connection with current server. */
  
 SILC_CLIENT_CMD_FUNC(quit)
 {
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcBuffer buffer;
+  QuitInternal q;
 
   if (!cmd->conn) {
     SILC_NOT_CONNECTED(cmd->client, cmd->conn);
@@ -494,20 +692,26 @@ SILC_CLIENT_CMD_FUNC(quit)
     goto out;
   }
 
-  buffer = silc_command_payload_encode(SILC_COMMAND_QUIT, cmd->argc - 1, 
-                                      ++cmd->argv, ++cmd->argv_lens,
-                                      ++cmd->argv_types, 0);
+  if (cmd->argc > 1)
+    buffer = silc_command_payload_encode(SILC_COMMAND_QUIT, cmd->argc - 1, 
+                                        &cmd->argv[1], &cmd->argv_lens[1],
+                                        &cmd->argv_types[1], 0);
+  else
+    buffer = silc_command_payload_encode(SILC_COMMAND_QUIT, 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);
   silc_buffer_free(buffer);
-  cmd->argv--;
-  cmd->argv_lens--;
-  cmd->argv_types--;
 
-  /* Close connection */
-  silc_client_close_connection(cmd->client, cmd->conn->sock);
-  cmd->client->ops->disconnect(cmd->client, cmd->conn);
+  q = silc_calloc(1, sizeof(*q));
+  q->client = cmd->client;
+  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);
 
   /* Notify application */
   COMMAND;
@@ -516,8 +720,86 @@ SILC_CLIENT_CMD_FUNC(quit)
   silc_client_command_free(cmd);
 }
 
+/* Command KILL. Router operator can use this command to remove an client
+   fromthe SILC Network. */
+
 SILC_CLIENT_CMD_FUNC(kill)
 {
+  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClientConnection conn = cmd->conn;
+  SilcBuffer buffer, idp;
+  SilcClientEntry target;
+  uint32 num = 0;
+  char *nickname = NULL, *server = NULL;
+
+  if (!cmd->conn) {
+    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  if (cmd->argc < 2) {
+    cmd->client->ops->say(cmd->client, conn, 
+                         "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;
+  }
+
+  /* Get the target client */
+  target = silc_idlist_get_client(cmd->client, conn, nickname, 
+                                 server, num, TRUE);
+  if (!target) {
+    silc_free(nickname);
+    if (server)
+      silc_free(server);
+
+    if (cmd->pending) {
+      COMMAND_ERROR;
+      goto out;
+    }
+
+    /* Client entry not found, it was requested thus mark this to be
+       pending command. */
+    silc_client_command_pending(conn, SILC_COMMAND_IDENTIFY, 
+                               conn->cmd_ident,  
+                               silc_client_command_destructor,
+                               silc_client_command_kill, 
+                               silc_client_command_dup(cmd));
+    cmd->pending = 1;
+    return;
+  }
+
+  /* Send the KILL command to the server */
+  idp = silc_id_payload_encode(target->id, SILC_ID_CLIENT);
+  if (cmd->argc == 2)
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_KILL, 0, 1, 
+                                           1, idp->data, idp->len);
+  else
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_KILL, 0, 2, 
+                                           1, idp->data, idp->len,
+                                           2, cmd->argv[2], 
+                                           strlen(cmd->argv[2]));
+  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);
+
+  /* Notify application */
+  COMMAND;
+
+ out:
+  if (nickname)
+    silc_free(nickname);
+  if (server)
+    silc_free(server);
+  silc_client_command_free(cmd);
 }
 
 /* Command INFO. Request information about specific server. If specific
@@ -528,7 +810,7 @@ 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);
@@ -536,17 +818,21 @@ 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;
@@ -555,10 +841,6 @@ SILC_CLIENT_CMD_FUNC(info)
   silc_client_command_free(cmd);
 }
 
-SILC_CLIENT_CMD_FUNC(connect)
-{
-}
-
 /* Command PING. Sends ping to server. This is used to test the 
    communication channel. */
 
@@ -583,12 +865,19 @@ SILC_CLIENT_CMD_FUNC(ping)
   /* 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);
 
-  id = silc_id_str2id(conn->remote_id_data, SILC_ID_SERVER);
+  id = silc_id_str2id(conn->remote_id_data, conn->remote_id_data_len,
+                     SILC_ID_SERVER);
+  if (!id) {
+    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR;
+    goto out;
+  }
 
   /* Start counting time */
   for (i = 0; i < conn->ping_count; i++) {
@@ -616,14 +905,6 @@ SILC_CLIENT_CMD_FUNC(ping)
   silc_client_command_free(cmd);
 }
 
-SILC_CLIENT_CMD_FUNC(oper)
-{
-}
-
-SILC_CLIENT_CMD_FUNC(trace)
-{
-}
-
 SILC_CLIENT_CMD_FUNC(notice)
 {
 }
@@ -650,12 +931,12 @@ SILC_CLIENT_CMD_FUNC(join)
   }
 
   /* See if we have joined to the requested channel already */
-  if (silc_idcache_find_by_data_one(conn->channel_cache, cmd->argv[1],
+  if (silc_idcache_find_by_name_one(conn->channel_cache, cmd->argv[1],
                                    &id_cache)) {
+#if 0
     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
@@ -711,17 +992,22 @@ SILC_CLIENT_CMD_FUNC(motd)
     goto out;
   }
 
-  if (cmd->argc < 1 || cmd->argc > 1) {
+  if (cmd->argc < 1 || cmd->argc > 2) {
     cmd->client->ops->say(cmd->client, conn,
-                         "Usage: /MOTD");
+                         "Usage: /MOTD [<server>]");
     COMMAND_ERROR;
     goto out;
   }
 
   /* Send TOPIC command to the server */
-  buffer = silc_command_payload_encode_va(SILC_COMMAND_MOTD, 0, 1, 
-                                         2, conn->remote_host, 
-                                         strlen(conn->remote_host));
+  if (cmd->argc == 1)
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_MOTD, 0, 1, 
+                                           1, conn->remote_host, 
+                                           strlen(conn->remote_host));
+  else
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_MOTD, 0, 1, 
+                                           1, cmd->argv[1], 
+                                           cmd->argv_lens[1]);
   silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL, 
                          0, NULL, NULL, buffer->data, buffer->len, TRUE);
   silc_buffer_free(buffer);
@@ -733,25 +1019,111 @@ SILC_CLIENT_CMD_FUNC(motd)
   silc_client_command_free(cmd);
 }
 
-/* UMODE. Set user mode in SILC. */
+/* UMODE. Set/unset user mode in SILC. This is used mainly to unset the
+   modes as client cannot set itself server/router operator privileges. */
 
 SILC_CLIENT_CMD_FUNC(umode)
-{
-
-}
-
-/* CMODE command. Sets channel mode. Modes that does not require any arguments
-   can be set several at once. Those modes that require argument must be set
-   separately (unless set with modes that does not require arguments). */
-
-SILC_CLIENT_CMD_FUNC(cmode)
 {
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClientConnection conn = cmd->conn;
-  SilcChannelEntry channel;
-  SilcBuffer buffer, chidp;
-  unsigned char *name, *cp, modebuf[4], tmp[4], *arg = NULL;
-  unsigned int mode, add, type, len, arg_len = 0;
+  SilcBuffer buffer, idp;
+  unsigned char *cp, modebuf[4];
+  uint32 mode, add, len;
+  int i;
+
+  if (!cmd->conn) {
+    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  if (cmd->argc < 2) {
+    cmd->client->ops->say(cmd->client, conn, 
+                 "Usage: /UMODE +|-<modes>");
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  mode = conn->local_entry->mode;
+
+  /* Are we adding or removing mode */
+  if (cmd->argv[1][0] == '-')
+    add = FALSE;
+  else
+    add = TRUE;
+
+  /* Parse mode */
+  cp = cmd->argv[1] + 1;
+  len = strlen(cp);
+  for (i = 0; i < len; i++) {
+    switch(cp[i]) {
+    case 'a':
+      if (add) {
+       mode = 0;
+       mode |= SILC_UMODE_SERVER_OPERATOR;
+       mode |= SILC_UMODE_ROUTER_OPERATOR;
+      } else {
+       mode = SILC_UMODE_NONE;
+      }
+      break;
+    case 's':
+      if (add)
+       mode |= SILC_UMODE_SERVER_OPERATOR;
+      else
+       mode &= ~SILC_UMODE_SERVER_OPERATOR;
+      break;
+    case 'r':
+      if (add)
+       mode |= SILC_UMODE_ROUTER_OPERATOR;
+      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;
+      break;
+    }
+  }
+
+  idp = silc_id_payload_encode(conn->local_id, SILC_ID_CLIENT);
+  SILC_PUT32_MSB(mode, modebuf);
+
+  /* Send the command packet. We support sending only one mode at once
+     that requires an argument. */
+  buffer = 
+    silc_command_payload_encode_va(SILC_COMMAND_UMODE, ++conn->cmd_ident, 2, 
+                                  1, idp->data, idp->len, 
+                                  2, modebuf, sizeof(modebuf));
+  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);
+
+  /* Notify application */
+  COMMAND;
+
+ out:
+  silc_client_command_free(cmd);
+}
+
+/* CMODE command. Sets channel mode. Modes that does not require any arguments
+   can be set several at once. Those modes that require argument must be set
+   separately (unless set with modes that does not require arguments). */
+
+SILC_CLIENT_CMD_FUNC(cmode)
+{
+  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClientConnection conn = cmd->conn;
+  SilcChannelEntry channel;
+  SilcBuffer buffer, chidp, auth = NULL;
+  unsigned char *name, *cp, modebuf[4], tmp[4], *arg = NULL;
+  uint32 mode, add, type, len, arg_len = 0;
   int i;
 
   if (!cmd->conn) {
@@ -778,7 +1150,7 @@ SILC_CLIENT_CMD_FUNC(cmode)
   } else {
     name = cmd->argv[1];
 
-    channel = silc_idlist_get_channel(cmd->client, conn, name);
+    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;
@@ -855,34 +1227,46 @@ SILC_CLIENT_CMD_FUNC(cmode)
        mode &= ~SILC_CHANNEL_MODE_PASSPHRASE;
       }
       break;
-    case 'b':
+    case 'c':
       if (add) {
-       mode |= SILC_CHANNEL_MODE_BAN;
+       mode |= SILC_CHANNEL_MODE_CIPHER;
        type = 5;
        arg = cmd->argv[3];
        arg_len = cmd->argv_lens[3];
       } else {
-       mode &= ~SILC_CHANNEL_MODE_BAN;
+       mode &= ~SILC_CHANNEL_MODE_CIPHER;
       }
       break;
-    case 'I':
+    case 'h':
       if (add) {
-       mode |= SILC_CHANNEL_MODE_INVITE_LIST;
+       mode |= SILC_CHANNEL_MODE_HMAC;
        type = 6;
        arg = cmd->argv[3];
        arg_len = cmd->argv_lens[3];
       } else {
-       mode &= ~SILC_CHANNEL_MODE_INVITE_LIST;
+       mode &= ~SILC_CHANNEL_MODE_HMAC;
       }
       break;
-    case 'c':
+    case 'f':
       if (add) {
-       mode |= SILC_CHANNEL_MODE_CIPHER;
-       type = 8;
-       arg = cmd->argv[3];
-       arg_len = cmd->argv_lens[3];
+       mode |= SILC_CHANNEL_MODE_FOUNDER_AUTH;
+       type = 7;
+
+       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_CIPHER;
+       mode &= ~SILC_CHANNEL_MODE_FOUNDER_AUTH;
       }
       break;
     default:
@@ -919,6 +1303,8 @@ 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;
@@ -936,11 +1322,11 @@ SILC_CLIENT_CMD_FUNC(cumode)
   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;
+  uint32 mode = 0, add, len;
   char *nickname = NULL, *server = NULL;
-  unsigned int num = 0;
+  uint32 num = 0;
   int i;
 
   if (!cmd->conn) {
@@ -967,7 +1353,7 @@ SILC_CLIENT_CMD_FUNC(cumode)
   } else {
     name = cmd->argv[1];
 
-    channel = silc_idlist_get_channel(cmd->client, conn, name);
+    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;
@@ -984,12 +1370,21 @@ SILC_CLIENT_CMD_FUNC(cumode)
 
   /* Find client entry */
   client_entry = silc_idlist_get_client(cmd->client, conn, 
-                                       nickname, server, num);
+                                       nickname, server, num, TRUE);
   if (!client_entry) {
+    if (cmd->pending) {
+      COMMAND_ERROR;
+      goto out;
+    }
+
     /* Client entry not found, it was requested thus mark this to be
        pending command. */
-    silc_client_command_pending(SILC_COMMAND_CUMODE, 
-                               silc_client_command_cumode, context);
+    silc_client_command_pending(conn, SILC_COMMAND_IDENTIFY, 
+                               conn->cmd_ident,  
+                               silc_client_command_destructor,
+                               silc_client_command_cumode, 
+                               silc_client_command_dup(cmd));
+    cmd->pending = 1;
     return;
   }
   
@@ -1020,10 +1415,23 @@ 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)
@@ -1044,21 +1452,29 @@ 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_client_command_free(cmd);
 }
 
@@ -1068,23 +1484,448 @@ SILC_CLIENT_CMD_FUNC(kick)
 {
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClientConnection conn = cmd->conn;
+  SilcIDCacheEntry id_cache = NULL;
+  SilcChannelEntry channel;
+  SilcBuffer buffer, idp, idp2;
+  SilcClientEntry target;
+  char *name;
+  uint32 num = 0;
+  char *nickname = NULL, *server = NULL;
 
+  if (!cmd->conn) {
+    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  if (cmd->argc < 3) {
+    cmd->client->ops->say(cmd->client, conn, 
+                         "Usage: /KICK <channel> <nickname> [<comment>]");
+    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;
+    }
+    name = conn->current_channel->channel_name;
+  } else {
+    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_name_one(conn->channel_cache, name, &id_cache)) {
+    cmd->client->ops->say(cmd->client, conn, "You are not on that channel");
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  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;
+  }
+
+  /* Get the target client */
+  target = silc_idlist_get_client(cmd->client, conn, nickname, 
+                                 server, num, FALSE);
+  if (!target) {
+    cmd->client->ops->say(cmd->client, conn, "No such client: %s",
+                         cmd->argv[2]);
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  /* Send KICK command to the server */
+  idp = silc_id_payload_encode(id_cache->id, SILC_ID_CHANNEL);
+  idp2 = silc_id_payload_encode(target->id, SILC_ID_CLIENT);
+  if (cmd->argc == 3)
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_KICK, 0, 2, 
+                                           1, idp->data, idp->len,
+                                           2, idp2->data, idp2->len);
+  else
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_KICK, 0, 3, 
+                                           1, idp->data, idp->len,
+                                           2, idp2->data, idp2->len,
+                                           3, cmd->argv[3], 
+                                           strlen(cmd->argv[3]));
+  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);
+  silc_buffer_free(idp2);
+
+  /* Notify application */
+  COMMAND;
+
+ out:
+  if (nickname)
+    silc_free(nickname);
+  if (server)
+    silc_free(server);
+  silc_client_command_free(cmd);
 }
 
-SILC_CLIENT_CMD_FUNC(restart)
+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) {
+    /* Pulic key auth XXX TODO */
+    auth = NULL;
+  } else {
+    /* Encode the 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;
 }
-SILC_CLIENT_CMD_FUNC(close)
+
+/* OPER command. Used to obtain server operator privileges. */
+
+SILC_CLIENT_CMD_FUNC(oper)
+{
+  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClientConnection conn = cmd->conn;
+  unsigned char *auth_data;
+  uint32 auth_data_len = 0;
+
+  if (!cmd->conn) {
+    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  if (cmd->argc < 2) {
+    cmd->client->ops->say(cmd->client, conn, 
+                         "Usage: /OPER <username> [<public key>]");
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  if (cmd->argc == 3) {
+    /* XXX Get public key */
+    auth_data = NULL;
+    COMMAND_ERROR;
+    goto out;
+  } else {
+    /* Get passphrase */
+    cmd->client->ops->ask_passphrase(cmd->client, conn,
+                                    silc_client_command_oper_send,
+                                    context);
+    return;
+  }
+
+  silc_client_command_oper_send(auth_data, auth_data_len, context);
+
+  memset(auth_data, 0, auth_data_len);
+  silc_free(auth_data);
+
+  /* Notify application */
+  COMMAND;
+
+ 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) {
+    /* Pulic key auth XXX TODO */
+    auth = NULL;
+  } else {
+    /* Encode the authentication payload */
+    auth = silc_auth_payload_encode(SILC_AUTH_PASSWORD, NULL, 0,
+                                   data, data_len);
+  }
+
+  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);
+
+  /* Notify application */
+  COMMAND;
+}
+
+/* SILCOPER command. Used to obtain router operator privileges. */
+
+SILC_CLIENT_CMD_FUNC(silcoper)
 {
+  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClientConnection conn = cmd->conn;
+  unsigned char *auth_data;
+  uint32 auth_data_len = 0;
+
+  if (!cmd->conn) {
+    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  if (cmd->argc < 2) {
+    cmd->client->ops->say(cmd->client, conn, 
+                         "Usage: /SILCOPER <username> [<public key>]");
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  if (cmd->argc == 3) {
+    /* XXX Get public key */
+    auth_data = NULL;
+    COMMAND_ERROR;
+    goto out;
+  } else {
+    /* Get passphrase */
+    cmd->client->ops->ask_passphrase(cmd->client, conn,
+                                    silc_client_command_silcoper_send,
+                                    context);
+    return;
+  }
+
+  silc_client_command_silcoper_send(auth_data, auth_data_len, context);
+
+  memset(auth_data, 0, auth_data_len);
+  silc_free(auth_data);
+
+  /* Notify application */
+  COMMAND;
+
+ out:
+  silc_client_command_free(cmd);
+}
+
+/* CONNECT command. Connects the server to another server. */
+
+SILC_CLIENT_CMD_FUNC(connect)
+{
+  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClientConnection conn = cmd->conn;
+  SilcBuffer buffer;
+  unsigned char port[4];
+  uint32 tmp;
+
+  if (!cmd->conn) {
+    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  if (cmd->argc < 2) {
+    cmd->client->ops->say(cmd->client, conn, 
+                         "Usage: /CONNECT <server> [<port>]");
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  if (cmd->argc == 3) {
+    tmp = atoi(cmd->argv[2]);
+    SILC_PUT32_MSB(tmp, port);
+  }
+
+  if (cmd->argc == 3)
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_CONNECT, 0, 2, 
+                                           1, cmd->argv[1], 
+                                           strlen(cmd->argv[1]),
+                                           2, port, 4);
+  else
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_CONNECT, 0, 1,
+                                           1, cmd->argv[1], 
+                                           strlen(cmd->argv[1]));
+  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;
+
+ out:
+  silc_client_command_free(cmd);
 }
+
+/* Command BAN. This is used to manage the ban list of the channel. */
+
+SILC_CLIENT_CMD_FUNC(ban)
+{
+  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClientConnection conn = cmd->conn;
+  SilcChannelEntry channel;
+  SilcBuffer buffer, chidp;
+  int type = 0;
+  char *name, *ban = NULL;
+
+  if (!cmd->conn) {
+    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  if (cmd->argc < 2) {
+    cmd->client->ops->say(cmd->client, conn, 
+                  "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, "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, "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;
+
+ out:
+  silc_client_command_free(cmd);
+}
+
+/* CLOSE command. Close server connection to the remote server */
  
-SILC_CLIENT_CMD_FUNC(die)
+SILC_CLIENT_CMD_FUNC(close)
 {
+  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClientConnection conn = cmd->conn;
+  SilcBuffer buffer;
+  unsigned char port[4];
+  uint32 tmp;
+
+  if (!cmd->conn) {
+    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  if (cmd->argc < 2) {
+    cmd->client->ops->say(cmd->client, conn, 
+                         "Usage: /CLOSE <server> [<port>]");
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  if (cmd->argc == 3) {
+    tmp = atoi(cmd->argv[2]);
+    SILC_PUT32_MSB(tmp, port);
+  }
+
+  if (cmd->argc == 3)
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_CLOSE, 0, 2, 
+                                           1, cmd->argv[1], 
+                                           strlen(cmd->argv[1]),
+                                           2, port, 4);
+  else
+    buffer = silc_command_payload_encode_va(SILC_COMMAND_CLOSE, 0, 1,
+                                           1, cmd->argv[1], 
+                                           strlen(cmd->argv[1]));
+  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;
+
+ out:
+  silc_client_command_free(cmd);
 }
  
-SILC_CLIENT_CMD_FUNC(silcoper)
+/* SHUTDOWN command. Shutdowns the server. */
+
+SILC_CLIENT_CMD_FUNC(shutdown)
 {
+  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+
+  if (!cmd->conn) {
+    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  /* Send the command */
+  silc_client_send_command(cmd->client, cmd->conn, 
+                          SILC_COMMAND_SHUTDOWN, 0, 0);
+
+  /* Notify application */
+  COMMAND;
+
+ out:
+  silc_client_command_free(cmd);
 }
 
 /* LEAVE command. Leaves a channel. Client removes itself from a channel. */
@@ -1128,7 +1969,7 @@ SILC_CLIENT_CMD_FUNC(leave)
   }
 
   /* 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)) {
     cmd->client->ops->say(cmd->client, conn, "You are not on that channel");
     COMMAND_ERROR;
     goto out;
@@ -1145,21 +1986,18 @@ 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);
+  /* Notify application */
+  COMMAND;
 
   conn->current_channel = NULL;
 
-  silc_idcache_del_by_id(conn->channel_cache, SILC_ID_CHANNEL, channel->id);
+  silc_idcache_del_by_id(conn->channel_cache, 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;
-
  out:
   silc_client_command_free(cmd);
 }
@@ -1172,6 +2010,7 @@ SILC_CLIENT_CMD_FUNC(users)
   SilcClientCommandContext cmd = (SilcClientCommandContext)context;
   SilcClientConnection conn = cmd->conn;
   SilcIDCacheEntry id_cache = NULL;
+  SilcChannelEntry channel;
   SilcBuffer buffer, idp;
   char *name;
 
@@ -1205,7 +2044,7 @@ SILC_CLIENT_CMD_FUNC(users)
   }
 
   /* 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)) {
     /* XXX should resolve the channel ID; LIST command */
     cmd->client->ops->say(cmd->client, conn, 
                          "You are not on that channel", name);
@@ -1213,26 +2052,92 @@ SILC_CLIENT_CMD_FUNC(users)
     goto out;
   }
 
-  /* 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, 0, 1, 
+  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;
+  }
+
+  /* Notify application */
+  COMMAND;
+
+ out:
+  silc_client_command_free(cmd);
+}
+
+/* Command GETKEY. Used to fetch remote client's public key. */
+
+SILC_CLIENT_CMD_FUNC(getkey)
+{
+  SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+  SilcClientConnection conn = cmd->conn;
+  SilcClient client = cmd->client;
+  SilcClientEntry client_entry = NULL;
+  uint32 num = 0;
+  char *nickname = NULL, *server = NULL;
+  SilcBuffer idp, buffer;
+
+  if (!cmd->conn) {
+    SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  if (cmd->argc < 2) {
+    client->ops->say(client, conn, "Usage: /GETKEY <nickname>");
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  /* Parse the typed nickname. */
+  if (!silc_parse_nickname(cmd->argv[1], &nickname, &server, &num)) {
+    client->ops->say(client, conn, "Bad nickname");
+    COMMAND_ERROR;
+    goto out;
+  }
+
+  /* Find client entry */
+  client_entry = silc_idlist_get_client(client, conn, nickname, server, num,
+                                       TRUE);
+  if (!client_entry) {
+    /* Client entry not found, it was requested thus mark this to be
+       pending command. */
+    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;
+    return;
+  }
+
+  idp = silc_id_payload_encode(client_entry->id, SILC_ID_CLIENT);
+  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(idp);
 
-  /* Register dummy pending command that will tell the reply command
-     that user called this command. Server may send reply to this command
-     even if user did not send this command thus we want to handle things
-     differently when user sent the command. This is dummy and won't be
-     executed. */
-  /* XXX this is kludge and should be removed after pending command reply 
-     support is added. Currently only commands may be pending not command
-     replies. */
-  silc_client_command_pending(SILC_COMMAND_USERS, 
-                             silc_client_command_users, NULL);
-
   /* Notify application */
   COMMAND;