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buddy.c

/*

  silcgaim_buddy.c

  Author: Pekka Riikonen <priikone@silcnet.org>

  Copyright (C) 2004 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
  the Free Software Foundation; version 2 of the License.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

*/

#include "silcincludes.h"
#include "silcclient.h"
#include "silcgaim.h"

/***************************** Key Agreement *********************************/

static void
silcgaim_buddy_keyagr(GaimBlistNode *node, gpointer data);

static void
silcgaim_buddy_keyagr_do(GaimConnection *gc, const char *name,
                                     gboolean force_local);

typedef struct {
      char *nick;
      GaimConnection *gc;
} *SilcGaimResolve;

static void
silcgaim_buddy_keyagr_resolved(SilcClient client,
                         SilcClientConnection conn,
                         SilcClientEntry *clients,
                         SilcUInt32 clients_count,
                         void *context)
{
      GaimConnection *gc = client->application;
      SilcGaimResolve r = context;
      char tmp[256];

      if (!clients) {
            g_snprintf(tmp, sizeof(tmp),
                     _("User %s is not present in the network"), r->nick);
            gaim_notify_error(gc, _("Key Agreement"),
                          _("Cannot perform the key agreement"), tmp);
            silc_free(r->nick);
            silc_free(r);
            return;
      }

      silcgaim_buddy_keyagr_do(gc, r->nick, FALSE);
      silc_free(r->nick);
      silc_free(r);
}

typedef struct {
      gboolean responder;
} *SilcGaimKeyAgr;

static void
silcgaim_buddy_keyagr_cb(SilcClient client,
                   SilcClientConnection conn,
                   SilcClientEntry client_entry,
                   SilcKeyAgreementStatus status,
                   SilcSKEKeyMaterial *key,
                   void *context)
{
      GaimConnection *gc = client->application;
      SilcGaim sg = gc->proto_data;
      SilcGaimKeyAgr a = context;

      if (!sg->conn)
            return;

      switch (status) {
      case SILC_KEY_AGREEMENT_OK:
            {
                  GaimConversation *convo;
                  char tmp[128];

                  /* Set the private key for this client */
                  silc_client_del_private_message_key(client, conn, client_entry);
                  silc_client_add_private_message_key_ske(client, conn, client_entry,
                                                NULL, NULL, key, a->responder);
                  silc_ske_free_key_material(key);

                  /* Open IM window */
                  convo = gaim_find_conversation_with_account(client_entry->nickname,
                                                    sg->account);
                  if (convo)
                        gaim_conv_window_show(gaim_conversation_get_window(convo));
                  else
                        convo = gaim_conversation_new(GAIM_CONV_IM, sg->account,
                                                client_entry->nickname);
                  g_snprintf(tmp, sizeof(tmp), "%s [private key]", client_entry->nickname);
                  gaim_conversation_set_title(convo, tmp);
            }
            break;

      case SILC_KEY_AGREEMENT_ERROR:
            gaim_notify_error(gc, _("Key Agreement"),
                          _("Error occurred during key agreement"), NULL);
            break;

      case SILC_KEY_AGREEMENT_FAILURE:
            gaim_notify_error(gc, _("Key Agreement"), _("Key Agreement failed"), NULL);
            break;

      case SILC_KEY_AGREEMENT_TIMEOUT:
            gaim_notify_error(gc, _("Key Agreement"),
                          _("Timeout during key agreement"), NULL);
            break;

      case SILC_KEY_AGREEMENT_ABORTED:
            gaim_notify_error(gc, _("Key Agreement"),
                          _("Key agreement was aborted"), NULL);
            break;

      case SILC_KEY_AGREEMENT_ALREADY_STARTED:
            gaim_notify_error(gc, _("Key Agreement"),
                          _("Key agreement is already started"), NULL);
            break;

      case SILC_KEY_AGREEMENT_SELF_DENIED:
            gaim_notify_error(gc, _("Key Agreement"),
                          _("Key agreement cannot be started with yourself"),
                          NULL);
            break;

      default:
            break;
      }

      silc_free(a);
}

static void
silcgaim_buddy_keyagr_do(GaimConnection *gc, const char *name,
                   gboolean force_local)
{
      SilcGaim sg = gc->proto_data;
      SilcClientEntry *clients;
      SilcUInt32 clients_count;
      char *local_ip = NULL, *remote_ip = NULL;
      gboolean local = TRUE;
      char *nickname;
      SilcGaimKeyAgr a;

      if (!sg->conn || !name)
            return;

      if (!silc_parse_userfqdn(name, &nickname, NULL))
            return;

      /* Find client entry */
      clients = silc_client_get_clients_local(sg->client, sg->conn, nickname, name,
                                    &clients_count);
      if (!clients) {
            /* Resolve unknown user */
            SilcGaimResolve r = silc_calloc(1, sizeof(*r));
            if (!r)
                  return;
            r->nick = g_strdup(name);
            r->gc = gc;
            silc_client_get_clients(sg->client, sg->conn, nickname, NULL,
                              silcgaim_buddy_keyagr_resolved, r);
            silc_free(nickname);
            return;
      }

      /* Resolve the local IP from the outgoing socket connection.  We resolve
         it to check whether we have a private range IP address or public IP
         address.  If we have public then we will assume that we are not behind
         NAT and will provide automatically the point of connection to the
         agreement.  If we have private range address we assume that we are
         behind NAT and we let the responder provide the point of connection.

         The algorithm also checks the remote IP address of server connection.
         If it is private range address and we have private range address we
         assume that we are chatting in LAN and will provide the point of
         connection.

         Naturally this algorithm does not always get things right. */

      if (silc_net_check_local_by_sock(sg->conn->sock->sock, NULL, &local_ip)) {
            /* Check if the IP is private */
            if (!force_local && silcgaim_ip_is_private(local_ip)) {
                  local = FALSE;

                  /* Local IP is private, resolve the remote server IP to see whether
                     we are talking to Internet or just on LAN. */
                  if (silc_net_check_host_by_sock(sg->conn->sock->sock, NULL,
                                          &remote_ip))
                        if (silcgaim_ip_is_private(remote_ip))
                              /* We assume we are in LAN.  Let's provide
                                 the connection point. */
                              local = TRUE;
            }
      }

      if (force_local)
            local = TRUE;

      if (local && !local_ip)
            local_ip = silc_net_localip();

      a = silc_calloc(1, sizeof(*a));
      if (!a)
            return;
      a->responder = local;

      /* Send the key agreement request */
      silc_client_send_key_agreement(sg->client, sg->conn, clients[0],
                               local ? local_ip : NULL, NULL, 0, 60,
                               silcgaim_buddy_keyagr_cb, a);

      silc_free(local_ip);
      silc_free(remote_ip);
      silc_free(clients);
}

typedef struct {
      SilcClient client;
      SilcClientConnection conn;
      SilcClientID client_id;
      char *hostname;
      SilcUInt16 port;
} *SilcGaimKeyAgrAsk;

static void
silcgaim_buddy_keyagr_request_cb(SilcGaimKeyAgrAsk a, gint id)
{
      SilcGaimKeyAgr ai;
      SilcClientEntry client_entry;

      if (id != 1)
            goto out;

      /* Get the client entry. */
      client_entry = silc_client_get_client_by_id(a->client, a->conn,
                                        &a->client_id);
      if (!client_entry) {
            gaim_notify_error(a->client->application, _("Key Agreement"),
                          _("The remote user is not present in the network any more"),
                          NULL);
            goto out;
      }

      /* If the hostname was provided by the requestor perform the key agreement
         now.  Otherwise, we will send him a request to connect to us. */
      if (a->hostname) {
            ai = silc_calloc(1, sizeof(*ai));
            if (!ai)
                  goto out;
            ai->responder = FALSE;
            silc_client_perform_key_agreement(a->client, a->conn, client_entry,
                                      a->hostname, a->port,
                                      silcgaim_buddy_keyagr_cb, ai);
      } else {
            /* Send request.  Force us as the point of connection since requestor
               did not provide the point of connection. */
            silcgaim_buddy_keyagr_do(a->client->application,
                               client_entry->nickname, TRUE);
      }

 out:
      silc_free(a->hostname);
      silc_free(a);
}

void silcgaim_buddy_keyagr_request(SilcClient client,
                           SilcClientConnection conn,
                           SilcClientEntry client_entry,
                           const char *hostname, SilcUInt16 port)
{
      char tmp[128], tmp2[128];
      SilcGaimKeyAgrAsk a;

      g_snprintf(tmp, sizeof(tmp),
               _("Key agreement request received from %s. Would you like to "
                 "perform the key agreement?"), client_entry->nickname);
      if (hostname)
            g_snprintf(tmp2, sizeof(tmp2),
                     _("The remote user is waiting key agreement on:\n"
                       "Remote host: %s\nRemote port: %d"), hostname, port);

      a = silc_calloc(1, sizeof(*a));
      if (!a)
            return;
      a->client = client;
      a->conn = conn;
      a->client_id = *client_entry->id;
      if (hostname)
            a->hostname = strdup(hostname);
      a->port = port;

      gaim_request_action(NULL, _("Key Agreement Request"), tmp,
                      hostname ? tmp2 : NULL, 1, a, 2,
                      _("Yes"), G_CALLBACK(silcgaim_buddy_keyagr_request_cb),
                      _("No"), G_CALLBACK(silcgaim_buddy_keyagr_request_cb));
}

static void
silcgaim_buddy_keyagr(GaimBlistNode *node, gpointer data)
{
      GaimBuddy *buddy;

      buddy = (GaimBuddy *)node;
      silcgaim_buddy_keyagr_do(buddy->account->gc, buddy->name, FALSE);
}


/**************************** Static IM Key **********************************/

static void
silcgaim_buddy_resetkey(GaimBlistNode *node, gpointer data)
{
      GaimBuddy *b;
      GaimConnection *gc;
        SilcGaim sg;
      char *nickname;
      SilcClientEntry *clients;
      SilcUInt32 clients_count;

      g_return_if_fail(GAIM_BLIST_NODE_IS_BUDDY(node));

      b = (GaimBuddy *) node;
      gc = gaim_account_get_connection(b->account);
      sg = gc->proto_data;

      if (!silc_parse_userfqdn(b->name, &nickname, NULL))
            return;

      /* Find client entry */
      clients = silc_client_get_clients_local(sg->client, sg->conn,
                                    nickname, b->name,
                                    &clients_count);
      if (!clients) {
            silc_free(nickname);
            return;
      }

      clients[0]->prv_resp = FALSE;
      silc_client_del_private_message_key(sg->client, sg->conn,
                                  clients[0]);
      silc_free(clients);
      silc_free(nickname);
}

typedef struct {
      SilcClient client;
      SilcClientConnection conn;
      SilcClientID client_id;
} *SilcGaimPrivkey;

static void
silcgaim_buddy_privkey(GaimConnection *gc, const char *name);

static void
silcgaim_buddy_privkey_cb(SilcGaimPrivkey p, const char *passphrase)
{
      SilcClientEntry client_entry;

        if (!passphrase || !(*passphrase)) {
                silc_free(p);
                return;
        }

      /* Get the client entry. */
      client_entry = silc_client_get_client_by_id(p->client, p->conn,
                                        &p->client_id);
      if (!client_entry) {
            gaim_notify_error(p->client->application, _("IM With Password"),
                          _("The remote user is not present in the network any more"),
                          NULL);
            silc_free(p);
            return;
      }

      /* Set the private message key */
      silc_client_del_private_message_key(p->client, p->conn,
                                  client_entry);
      silc_client_add_private_message_key(p->client, p->conn,
                                  client_entry, NULL, NULL,
                                  (unsigned char *)passphrase,
                                  strlen(passphrase), FALSE,
                                  client_entry->prv_resp);
      if (!client_entry->prv_resp)
            silc_client_send_private_message_key_request(p->client,
                                               p->conn,
                                               client_entry);
        silc_free(p);
}

static void
silcgaim_buddy_privkey_resolved(SilcClient client,
                        SilcClientConnection conn,
                        SilcClientEntry *clients,
                        SilcUInt32 clients_count,
                        void *context)
{
      char tmp[256];

      if (!clients) {
            g_snprintf(tmp, sizeof(tmp),
                     _("User %s is not present in the network"),
                     (const char *)context);
            gaim_notify_error(client->application, _("IM With Password"),
                          _("Cannot set IM key"), tmp);
            g_free(context);
            return;
      }

      silcgaim_buddy_privkey(client->application, context);
      silc_free(context);
}

static void
silcgaim_buddy_privkey(GaimConnection *gc, const char *name)
{
        SilcGaim sg = gc->proto_data;
      char *nickname;
      SilcGaimPrivkey p;
      SilcClientEntry *clients;
      SilcUInt32 clients_count;

      if (!name)
            return;
      if (!silc_parse_userfqdn(name, &nickname, NULL))
            return;

      /* Find client entry */
      clients = silc_client_get_clients_local(sg->client, sg->conn,
                                    nickname, name,
                                    &clients_count);
      if (!clients) {
            silc_client_get_clients(sg->client, sg->conn, nickname, NULL,
                              silcgaim_buddy_privkey_resolved,
                              g_strdup(name));
            silc_free(nickname);
            return;
      }

      p = silc_calloc(1, sizeof(*p));
      if (!p)
            return;
      p->client = sg->client;
      p->conn = sg->conn;
      p->client_id = *clients[0]->id;
        gaim_request_input(NULL, _("IM With Password"), NULL,
                           _("Set IM Password"), NULL, FALSE, TRUE, NULL,
                           _("OK"), G_CALLBACK(silcgaim_buddy_privkey_cb),
                           _("Cancel"), G_CALLBACK(silcgaim_buddy_privkey_cb),
                     p);

      silc_free(clients);
      silc_free(nickname);
}

static void
silcgaim_buddy_privkey_menu(GaimBlistNode *node, gpointer data)
{
      GaimBuddy *buddy;
      GaimConnection *gc;

      g_return_if_fail(GAIM_BLIST_NODE_IS_BUDDY(node));

      buddy = (GaimBuddy *) node;
      gc = gaim_account_get_connection(buddy->account);

      silcgaim_buddy_privkey(gc, buddy->name);
}


/**************************** Get Public Key *********************************/

typedef struct {
      SilcClient client;
      SilcClientConnection conn;
      SilcClientID client_id;
} *SilcGaimBuddyGetkey;

static void
silcgaim_buddy_getkey(GaimConnection *gc, const char *name);

static void
silcgaim_buddy_getkey_cb(SilcGaimBuddyGetkey g,
                   SilcClientCommandReplyContext cmd)
{
      SilcClientEntry client_entry;
      unsigned char *pk;
      SilcUInt32 pk_len;

      /* Get the client entry. */
      client_entry = silc_client_get_client_by_id(g->client, g->conn,
                                        &g->client_id);
      if (!client_entry) {
            gaim_notify_error(g->client->application, _("Get Public Key"),
                          _("The remote user is not present in the network any more"),
                          NULL);
            silc_free(g);
            return;
      }

      if (!client_entry->public_key) {
            silc_free(g);
            return;
      }

      /* Now verify the public key */
      pk = silc_pkcs_public_key_encode(client_entry->public_key, &pk_len);
      silcgaim_verify_public_key(g->client, g->conn, client_entry->nickname,
                           SILC_SOCKET_TYPE_CLIENT,
                           pk, pk_len, SILC_SKE_PK_TYPE_SILC,
                           NULL, NULL);
      silc_free(pk);
      silc_free(g);
}

static void
silcgaim_buddy_getkey_resolved(SilcClient client,
                         SilcClientConnection conn,
                         SilcClientEntry *clients,
                         SilcUInt32 clients_count,
                         void *context)
{
      char tmp[256];

      if (!clients) {
            g_snprintf(tmp, sizeof(tmp),
                     _("User %s is not present in the network"),
                     (const char *)context);
            gaim_notify_error(client->application, _("Get Public Key"),
                          _("Cannot fetch the public key"), tmp);
            g_free(context);
            return;
      }

      silcgaim_buddy_getkey(client->application, context);
      silc_free(context);
}

static void
silcgaim_buddy_getkey(GaimConnection *gc, const char *name)
{
      SilcGaim sg = gc->proto_data;
      SilcClient client = sg->client;
      SilcClientConnection conn = sg->conn;
      SilcClientEntry *clients;
      SilcUInt32 clients_count;
      SilcGaimBuddyGetkey g;
      char *nickname;

      if (!name)
            return;

      if (!silc_parse_userfqdn(name, &nickname, NULL))
            return;

      /* Find client entry */
      clients = silc_client_get_clients_local(client, conn, nickname, name,
                                    &clients_count);
      if (!clients) {
            silc_client_get_clients(client, conn, nickname, NULL,
                              silcgaim_buddy_getkey_resolved,
                              g_strdup(name));
            silc_free(nickname);
            return;
      }

      /* Call GETKEY */
      g = silc_calloc(1, sizeof(*g));
      if (!g)
            return;
      g->client = client;
      g->conn = conn;
      g->client_id = *clients[0]->id;
      silc_client_command_call(client, conn, NULL, "GETKEY",
                         clients[0]->nickname, NULL);
      silc_client_command_pending(conn, SILC_COMMAND_GETKEY,
                            conn->cmd_ident,
                            (SilcCommandCb)silcgaim_buddy_getkey_cb, g);
      silc_free(clients);
      silc_free(nickname);
}

static void
silcgaim_buddy_getkey_menu(GaimBlistNode *node, gpointer data)
{
      GaimBuddy *buddy;
      GaimConnection *gc;

      g_return_if_fail(GAIM_BLIST_NODE_IS_BUDDY(node));

      buddy = (GaimBuddy *) node;
      gc = gaim_account_get_connection(buddy->account);

      silcgaim_buddy_privkey(gc, buddy->name);

}

static void
silcgaim_buddy_showkey(GaimBlistNode *node, gpointer data)
{
      GaimBuddy *b;
      GaimConnection *gc;
      SilcGaim sg;
      SilcPublicKey public_key;
      const char *pkfile;

      g_return_if_fail(GAIM_BLIST_NODE_IS_BUDDY(node));

      b = (GaimBuddy *) node;
      gc = gaim_account_get_connection(b->account);
      sg = gc->proto_data;

      pkfile = gaim_blist_node_get_string(node, "public-key");
      if (!silc_pkcs_load_public_key(pkfile, &public_key, SILC_PKCS_FILE_PEM) &&
          !silc_pkcs_load_public_key(pkfile, &public_key, SILC_PKCS_FILE_BIN)) {
            gaim_notify_error(gc,
                          _("Show Public Key"),
                          _("Could not load public key"), NULL);
            return;
      }

      silcgaim_show_public_key(sg, b->name, public_key, NULL, NULL);
      silc_pkcs_public_key_free(public_key);
}


/**************************** Buddy routines *********************************/

/* The buddies are implemented by using the WHOIS and WATCH commands that
   can be used to search users by their public key.  Since nicknames aren't
   unique in SILC we cannot trust the buddy list using their nickname.  We
   associate public keys to buddies and use those to search and watch
   in the network.

   The problem is that Gaim does not return GaimBuddy contexts to the
   callbacks but the buddy names.  Naturally, this is not going to work
   with SILC.  But, for now, we have to do what we can... */

typedef struct {
      SilcClient client;
      SilcClientConnection conn;
      SilcClientID client_id;
      GaimBuddy *b;
      unsigned char *offline_pk;
      SilcUInt32 offline_pk_len;
      unsigned int offline        : 1;
      unsigned int pubkey_search  : 1;
      unsigned int init           : 1;
} *SilcGaimBuddyRes;

static void
silcgaim_add_buddy_ask_pk_cb(SilcGaimBuddyRes r, gint id);
static void
silcgaim_add_buddy_resolved(SilcClient client,
                      SilcClientConnection conn,
                      SilcClientEntry *clients,
                      SilcUInt32 clients_count,
                      void *context);

void silcgaim_get_info(GaimConnection *gc, const char *who)
{
      SilcGaim sg = gc->proto_data;
      SilcClient client = sg->client;
      SilcClientConnection conn = sg->conn;
      SilcClientEntry client_entry;
      GaimBuddy *b;
      const char *filename, *nick = who;
      char tmp[256];

      if (!who)
            return;
      if (strlen(who) > 1 && who[0] == '@')
            nick = who + 1;
      if (strlen(who) > 1 && who[0] == '*')
            nick = who + 1;
      if (strlen(who) > 2 && who[0] == '*' && who[1] == '@')
            nick = who + 2;

      b = gaim_find_buddy(gc->account, nick);
      if (b) {
            /* See if we have this buddy's public key.  If we do use that
               to search the details. */
            filename = gaim_blist_node_get_string((GaimBlistNode *)b, "public-key");
            if (filename) {
                  /* Call WHOIS.  The user info is displayed in the WHOIS
                     command reply. */
                  silc_client_command_call(client, conn, NULL, "WHOIS",
                                     "-details", "-pubkey", filename, NULL);
                  return;
            }

            if (!b->proto_data) {
                  g_snprintf(tmp, sizeof(tmp),
                           _("User %s is not present in the network"), b->name);
                  gaim_notify_error(gc, _("User Information"),
                                _("Cannot get user information"), tmp);
                  return;
            }

            client_entry = silc_client_get_client_by_id(client, conn, b->proto_data);
            if (client_entry) {
                  /* Call WHOIS.  The user info is displayed in the WHOIS
                     command reply. */
                  silc_client_command_call(client, conn, NULL, "WHOIS",
                                     client_entry->nickname, "-details", NULL);
            }
      } else {
            /* Call WHOIS just with nickname. */
            silc_client_command_call(client, conn, NULL, "WHOIS", nick, NULL);
      }
}

static void
silcgaim_add_buddy_pk_no(SilcGaimBuddyRes r)
{
      char tmp[512];
      g_snprintf(tmp, sizeof(tmp), _("The %s buddy is not trusted"),
               r->b->name);
      gaim_notify_error(r->client->application, _("Add Buddy"), tmp,
                    _("You cannot receive buddy notifications until you "
                      "import his/her public key.  You can use the Get Public Key "
                      "command to get the public key."));
      gaim_blist_update_buddy_presence(r->b, FALSE);
}

static void
silcgaim_add_buddy_save(bool success, void *context)
{
      SilcGaimBuddyRes r = context;
      GaimBuddy *b = r->b;
      SilcClient client = r->client;
      SilcClientEntry client_entry;
      SilcAttributePayload attr;
      SilcAttribute attribute;
      SilcVCardStruct vcard;
      SilcAttributeObjMime message, extension;
      SilcAttributeObjPk serverpk, usersign, serversign;
      gboolean usign_success = TRUE, ssign_success = TRUE;
      unsigned char filename[256], filename2[256], *fingerprint = NULL, *tmp;
      SilcUInt32 len;
      int i;

      if (!success) {
            /* The user did not trust the public key. */
            silcgaim_add_buddy_pk_no(r);
            silc_free(r);
            return;
      }

      if (r->offline) {
            /* User is offline.  Associate the imported public key with
               this user. */
            fingerprint = silc_hash_fingerprint(NULL, r->offline_pk,
                                        r->offline_pk_len);
            for (i = 0; i < strlen(fingerprint); i++)
                  if (fingerprint[i] == ' ')
                        fingerprint[i] = '_';
            g_snprintf(filename, sizeof(filename) - 1,
                     "%s" G_DIR_SEPARATOR_S "clientkeys" G_DIR_SEPARATOR_S "clientkey_%s.pub",
                     silcgaim_silcdir(), fingerprint);
            gaim_blist_node_set_string((GaimBlistNode *)b, "public-key", filename);
            gaim_blist_update_buddy_presence(r->b, FALSE);
            silc_free(fingerprint);
            silc_free(r->offline_pk);
            silc_free(r);
            return;
      }

      /* Get the client entry. */
      client_entry = silc_client_get_client_by_id(r->client, r->conn,
                                        &r->client_id);
      if (!client_entry) {
            silc_free(r);
            return;
      }

      memset(&vcard, 0, sizeof(vcard));
      memset(&message, 0, sizeof(message));
      memset(&extension, 0, sizeof(extension));
      memset(&serverpk, 0, sizeof(serverpk));
      memset(&usersign, 0, sizeof(usersign));
      memset(&serversign, 0, sizeof(serversign));

      /* Now that we have the public key and we trust it now we
         save the attributes of the buddy and update its status. */

      if (client_entry->attrs) {
            silc_dlist_start(client_entry->attrs);
            while ((attr = silc_dlist_get(client_entry->attrs))
                   != SILC_LIST_END) {
                  attribute = silc_attribute_get_attribute(attr);

                  switch (attribute) {
                  case SILC_ATTRIBUTE_USER_INFO:
                        if (!silc_attribute_get_object(attr, (void *)&vcard,
                                                 sizeof(vcard)))
                              continue;
                        break;

                  case SILC_ATTRIBUTE_STATUS_MESSAGE:
                        if (!silc_attribute_get_object(attr, (void *)&message,
                                                 sizeof(message)))
                              continue;
                        break;

                  case SILC_ATTRIBUTE_EXTENSION:
                        if (!silc_attribute_get_object(attr, (void *)&extension,
                                                 sizeof(extension)))
                              continue;
                        break;

                  case SILC_ATTRIBUTE_SERVER_PUBLIC_KEY:
                        if (serverpk.type)
                              continue;
                        if (!silc_attribute_get_object(attr, (void *)&serverpk,
                                                 sizeof(serverpk)))
                              continue;
                        break;

                  case SILC_ATTRIBUTE_USER_DIGITAL_SIGNATURE:
                        if (usersign.data)
                              continue;
                        if (!silc_attribute_get_object(attr, (void *)&usersign,
                                                 sizeof(usersign)))
                              continue;
                        break;

                  case SILC_ATTRIBUTE_SERVER_DIGITAL_SIGNATURE:
                        if (serversign.data)
                              continue;
                        if (!silc_attribute_get_object(attr, (void *)&serversign,
                                                 sizeof(serversign)))
                              continue;
                        break;

                  default:
                        break;
                  }
            }
      }

      /* Verify the attribute signatures */

      if (usersign.data) {
            SilcPKCS pkcs;
            unsigned char *verifyd;
            SilcUInt32 verify_len;

            silc_pkcs_alloc("rsa", &pkcs);
            verifyd = silc_attribute_get_verify_data(client_entry->attrs,
                                           FALSE, &verify_len);
            if (verifyd && silc_pkcs_public_key_set(pkcs, client_entry->public_key)){
                  if (!silc_pkcs_verify_with_hash(pkcs, client->sha1hash,
                                          usersign.data,
                                          usersign.data_len,
                                          verifyd, verify_len))
                        usign_success = FALSE;
            }
            silc_free(verifyd);
      }

      if (serversign.data && !strcmp(serverpk.type, "silc-rsa")) {
            SilcPublicKey public_key;
            SilcPKCS pkcs;
            unsigned char *verifyd;
            SilcUInt32 verify_len;

            if (silc_pkcs_public_key_decode(serverpk.data, serverpk.data_len,
                                    &public_key)) {
                  silc_pkcs_alloc("rsa", &pkcs);
                  verifyd = silc_attribute_get_verify_data(client_entry->attrs,
                                                 TRUE, &verify_len);
                  if (verifyd && silc_pkcs_public_key_set(pkcs, public_key)) {
                        if (!silc_pkcs_verify_with_hash(pkcs, client->sha1hash,
                                                 serversign.data,
                                                 serversign.data_len,
                                                 verifyd, verify_len))
                              ssign_success = FALSE;
                  }
                  silc_pkcs_public_key_free(public_key);
                  silc_free(verifyd);
            }
      }

      fingerprint = silc_fingerprint(client_entry->fingerprint,
                               client_entry->fingerprint_len);
      for (i = 0; i < strlen(fingerprint); i++)
            if (fingerprint[i] == ' ')
                  fingerprint[i] = '_';

      if (usign_success || ssign_success) {
            struct passwd *pw;
            struct stat st;

            memset(filename2, 0, sizeof(filename2));

            /* Filename for dir */
            tmp = fingerprint + strlen(fingerprint) - 9;
            g_snprintf(filename, sizeof(filename) - 1,
                     "%s" G_DIR_SEPARATOR_S "friends" G_DIR_SEPARATOR_S "%s",
                     silcgaim_silcdir(), tmp);

            pw = getpwuid(getuid());
            if (!pw)
                  return;

            /* Create dir if it doesn't exist */
            if ((g_stat(filename, &st)) == -1) {
                  if (errno == ENOENT) {
                        if (pw->pw_uid == geteuid())
                              g_mkdir(filename, 0755);
                  }
            }

            /* Save VCard */
            g_snprintf(filename2, sizeof(filename2) - 1,
                     "%s" G_DIR_SEPARATOR_S "vcard", filename);
            if (vcard.full_name) {
                  tmp = silc_vcard_encode(&vcard, &len);
                  silc_file_writefile(filename2, tmp, len);
                  silc_free(tmp);
            }

            /* Save status message */
            if (message.mime) {
                  memset(filename2, 0, sizeof(filename2));
                  g_snprintf(filename2, sizeof(filename2) - 1,
                           "%s" G_DIR_SEPARATOR_S "status_message.mime",
                           filename);
                  silc_file_writefile(filename2, message.mime,
                                  message.mime_len);
            }

            /* Save extension data */
            if (extension.mime) {
                  memset(filename2, 0, sizeof(filename2));
                  g_snprintf(filename2, sizeof(filename2) - 1,
                           "%s" G_DIR_SEPARATOR_S "extension.mime",
                           filename);
                  silc_file_writefile(filename2, extension.mime,
                                  extension.mime_len);
            }
      }

      /* Save the public key path to buddy properties, as it is used
         to identify the buddy in the network (and not the nickname). */
      memset(filename, 0, sizeof(filename));
      g_snprintf(filename, sizeof(filename) - 1,
               "%s" G_DIR_SEPARATOR_S "clientkeys" G_DIR_SEPARATOR_S "clientkey_%s.pub",
               silcgaim_silcdir(), fingerprint);
      gaim_blist_node_set_string((GaimBlistNode *)b, "public-key", filename);

      /* Update online status on the buddy list */
      gaim_blist_update_buddy_presence(b, TRUE);

      /* Finally, start watching this user so we receive its status
         changes from the server */
      g_snprintf(filename2, sizeof(filename2) - 1, "+%s", filename);
      silc_client_command_call(r->client, r->conn, NULL, "WATCH", "-pubkey",
                         filename2, NULL);

      silc_free(fingerprint);
      silc_free(r);
}

static void
silcgaim_add_buddy_ask_import(void *user_data, const char *name)
{
      SilcGaimBuddyRes r = (SilcGaimBuddyRes)user_data;
      SilcPublicKey public_key;

      /* Load the public key */
      if (!silc_pkcs_load_public_key(name, &public_key, SILC_PKCS_FILE_PEM) &&
          !silc_pkcs_load_public_key(name, &public_key, SILC_PKCS_FILE_BIN)) {
            silcgaim_add_buddy_ask_pk_cb(r, 0);
            gaim_notify_error(r->client->application,
                          _("Add Buddy"), _("Could not load public key"), NULL);
            return;
      }

      /* Now verify the public key */
      r->offline_pk = silc_pkcs_public_key_encode(public_key, &r->offline_pk_len);
      silcgaim_verify_public_key(r->client, r->conn, r->b->name,
                           SILC_SOCKET_TYPE_CLIENT,
                           r->offline_pk, r->offline_pk_len,
                           SILC_SKE_PK_TYPE_SILC,
                           silcgaim_add_buddy_save, r);
}

static void
silcgaim_add_buddy_ask_pk_cancel(void *user_data, const char *name)
{
      SilcGaimBuddyRes r = (SilcGaimBuddyRes)user_data;

      /* The user did not import public key.  The buddy is unusable. */
      silcgaim_add_buddy_pk_no(r);
      silc_free(r);
}

static void
silcgaim_add_buddy_ask_pk_cb(SilcGaimBuddyRes r, gint id)
{
      if (id != 0) {
            /* The user did not import public key.  The buddy is unusable. */
            silcgaim_add_buddy_pk_no(r);
            silc_free(r);
            return;
      }

      /* Open file selector to select the public key. */
      gaim_request_file(NULL, _("Open..."), NULL, FALSE,
                    G_CALLBACK(silcgaim_add_buddy_ask_import),
                    G_CALLBACK(silcgaim_add_buddy_ask_pk_cancel), r);
}

static void
silcgaim_add_buddy_ask_pk(SilcGaimBuddyRes r)
{
      char tmp[512];
      g_snprintf(tmp, sizeof(tmp), _("The %s buddy is not present in the network"),
               r->b->name);
      gaim_request_action(NULL, _("Add Buddy"), tmp,
                      _("To add the buddy you must import his/her public key. "
                        "Press Import to import a public key."), 0, r, 2,
                      _("Cancel"), G_CALLBACK(silcgaim_add_buddy_ask_pk_cb),
                      _("Import..."), G_CALLBACK(silcgaim_add_buddy_ask_pk_cb));
}

static void
silcgaim_add_buddy_getkey_cb(SilcGaimBuddyRes r,
                       SilcClientCommandReplyContext cmd)
{
      SilcClientEntry client_entry;
      unsigned char *pk;
      SilcUInt32 pk_len;

      /* Get the client entry. */
      client_entry = silc_client_get_client_by_id(r->client, r->conn,
                                        &r->client_id);
      if (!client_entry || !client_entry->public_key) {
            /* The buddy is offline/nonexistent. We will require user
               to associate a public key with the buddy or the buddy
               cannot be added. */
            r->offline = TRUE;
            silcgaim_add_buddy_ask_pk(r);
            return;
      }

      /* Now verify the public key */
      pk = silc_pkcs_public_key_encode(client_entry->public_key, &pk_len);
      silcgaim_verify_public_key(r->client, r->conn, client_entry->nickname,
                           SILC_SOCKET_TYPE_CLIENT,
                           pk, pk_len, SILC_SKE_PK_TYPE_SILC,
                           silcgaim_add_buddy_save, r);
      silc_free(pk);
}

static void
silcgaim_add_buddy_select_cb(SilcGaimBuddyRes r, GaimRequestFields *fields)
{
      GaimRequestField *f;
      const GList *list;
      SilcClientEntry client_entry;

      f = gaim_request_fields_get_field(fields, "list");
      list = gaim_request_field_list_get_selected(f);
      if (!list) {
            /* The user did not select any user. */
            silcgaim_add_buddy_pk_no(r);
            silc_free(r);
            return;
      }

      client_entry = gaim_request_field_list_get_data(f, list->data);
      silcgaim_add_buddy_resolved(r->client, r->conn, &client_entry, 1, r);
}

static void
silcgaim_add_buddy_select_cancel(SilcGaimBuddyRes r, GaimRequestFields *fields)
{
      /* The user did not select any user. */
      silcgaim_add_buddy_pk_no(r);
      silc_free(r);
}

static void
silcgaim_add_buddy_select(SilcGaimBuddyRes r,
                    SilcClientEntry *clients,
                    SilcUInt32 clients_count)
{
      GaimRequestFields *fields;
      GaimRequestFieldGroup *g;
      GaimRequestField *f;
      char tmp[512];
      int i;

      fields = gaim_request_fields_new();
      g = gaim_request_field_group_new(NULL);
      f = gaim_request_field_list_new("list", NULL);
      gaim_request_field_group_add_field(g, f);
      gaim_request_field_list_set_multi_select(f, FALSE);
      gaim_request_fields_add_group(fields, g);

      for (i = 0; i < clients_count; i++) {
            g_snprintf(tmp, sizeof(tmp), "%s - %s (%s@%s)",
                     clients[i]->realname, clients[i]->nickname,
                     clients[i]->username, clients[i]->hostname ?
                     clients[i]->hostname : "");
            gaim_request_field_list_add(f, tmp, clients[i]);
      }

      gaim_request_fields(NULL, _("Add Buddy"),
                        _("Select correct user"),
                        r->pubkey_search
                              ? _("More than one user was found with the same public key. Select "
                                    "the correct user from the list to add to the buddy list.")
                              : _("More than one user was found with the same name. Select "
                                    "the correct user from the list to add to the buddy list."),
                        fields,
                        _("OK"), G_CALLBACK(silcgaim_add_buddy_select_cb),
                        _("Cancel"), G_CALLBACK(silcgaim_add_buddy_select_cancel), r);
}

static void
silcgaim_add_buddy_resolved(SilcClient client,
                      SilcClientConnection conn,
                      SilcClientEntry *clients,
                      SilcUInt32 clients_count,
                      void *context)
{
      SilcGaimBuddyRes r = context;
      GaimBuddy *b = r->b;
      SilcAttributePayload pub;
      SilcAttributeObjPk userpk;
      unsigned char *pk;
      SilcUInt32 pk_len;
      const char *filename;

      /* If the buddy is offline/nonexistent, we will require user
         to associate a public key with the buddy or the buddy
         cannot be added. */
      if (!clients_count) {
            if (r->init) {
                  silc_free(r);
                  return;
            }

            r->offline = TRUE;
            silcgaim_add_buddy_ask_pk(r);
            return;
      }

      /* If more than one client was found with nickname, we need to verify
         from user which one is the correct. */
      if (clients_count > 1 && !r->pubkey_search) {
            if (r->init) {
                  silc_free(r);
                  return;
            }

            silcgaim_add_buddy_select(r, clients, clients_count);
            return;
      }

      /* If we searched using public keys and more than one entry was found
         the same person is logged on multiple times. */
      if (clients_count > 1 && r->pubkey_search && b->name) {
            if (r->init) {
                  /* Find the entry that closest matches to the
                     buddy nickname. */
                  int i;
                  for (i = 0; i < clients_count; i++) {
                        if (!strncasecmp(b->name, clients[i]->nickname,
                                     strlen(b->name))) {
                              clients[0] = clients[i];
                              break;
                        }
                  }
            } else {
                  /* Verify from user which one is correct */
                  silcgaim_add_buddy_select(r, clients, clients_count);
                  return;
            }
      }

      /* The client was found.  Now get its public key and verify
         that before adding the buddy. */
      memset(&userpk, 0, sizeof(userpk));
      b->proto_data = silc_memdup(clients[0]->id, sizeof(*clients[0]->id));
      r->client_id = *clients[0]->id;

      filename = gaim_blist_node_get_string((GaimBlistNode *)b, "public-key");

      /* Get the public key from attributes, if not present then
         resolve it with GETKEY unless we have it cached already. */
      if (clients[0]->attrs && !clients[0]->public_key) {
            pub = silcgaim_get_attr(clients[0]->attrs,
                              SILC_ATTRIBUTE_USER_PUBLIC_KEY);
            if (!pub || !silc_attribute_get_object(pub, (void *)&userpk,
                                           sizeof(userpk))) {
                  /* Get public key with GETKEY */
                  silc_client_command_call(client, conn, NULL,
                                     "GETKEY", clients[0]->nickname, NULL);
                  silc_client_command_pending(conn, SILC_COMMAND_GETKEY,
                                        conn->cmd_ident,
                                        (SilcCommandCb)silcgaim_add_buddy_getkey_cb,
                                        r);
                  return;
            }
            if (!silc_pkcs_public_key_decode(userpk.data, userpk.data_len,
                                     &clients[0]->public_key))
                  return;
            silc_free(userpk.data);
      } else if (filename && !clients[0]->public_key) {
            if (!silc_pkcs_load_public_key(filename, &clients[0]->public_key,
                                     SILC_PKCS_FILE_PEM) &&
                !silc_pkcs_load_public_key(filename, &clients[0]->public_key,
                                     SILC_PKCS_FILE_BIN)) {
                  /* Get public key with GETKEY */
                  silc_client_command_call(client, conn, NULL,
                                     "GETKEY", clients[0]->nickname, NULL);
                  silc_client_command_pending(conn, SILC_COMMAND_GETKEY,
                                        conn->cmd_ident,
                                        (SilcCommandCb)silcgaim_add_buddy_getkey_cb,
                                        r);
                  return;
            }
      } else if (!clients[0]->public_key) {
            /* Get public key with GETKEY */
            silc_client_command_call(client, conn, NULL,
                               "GETKEY", clients[0]->nickname, NULL);
            silc_client_command_pending(conn, SILC_COMMAND_GETKEY,
                                  conn->cmd_ident,
                                  (SilcCommandCb)silcgaim_add_buddy_getkey_cb,
                                  r);
            return;
      }

      /* We have the public key, verify it. */
      pk = silc_pkcs_public_key_encode(clients[0]->public_key, &pk_len);
      silcgaim_verify_public_key(client, conn, clients[0]->nickname,
                           SILC_SOCKET_TYPE_CLIENT,
                           pk, pk_len, SILC_SKE_PK_TYPE_SILC,
                           silcgaim_add_buddy_save, r);
      silc_free(pk);
}

static void
silcgaim_add_buddy_i(GaimConnection *gc, GaimBuddy *b, gboolean init)
{
      SilcGaim sg = gc->proto_data;
      SilcClient client = sg->client;
      SilcClientConnection conn = sg->conn;
      SilcGaimBuddyRes r;
      SilcBuffer attrs;
      const char *filename, *name = b->name;

      r = silc_calloc(1, sizeof(*r));
      if (!r)
            return;
      r->client = client;
      r->conn = conn;
      r->b = b;
      r->init = init;

      /* See if we have this buddy's public key.  If we do use that
         to search the details. */
      filename = gaim_blist_node_get_string((GaimBlistNode *)b, "public-key");
      if (filename) {
            SilcPublicKey public_key;
            SilcAttributeObjPk userpk;

            if (!silc_pkcs_load_public_key(filename, &public_key,
                                     SILC_PKCS_FILE_PEM) &&
                !silc_pkcs_load_public_key(filename, &public_key,
                                     SILC_PKCS_FILE_BIN))
                  return;

            /* Get all attributes, and use the public key to search user */
            name = NULL;
            attrs = silc_client_attributes_request(SILC_ATTRIBUTE_USER_INFO,
                                           SILC_ATTRIBUTE_SERVICE,
                                           SILC_ATTRIBUTE_STATUS_MOOD,
                                           SILC_ATTRIBUTE_STATUS_FREETEXT,
                                           SILC_ATTRIBUTE_STATUS_MESSAGE,
                                           SILC_ATTRIBUTE_PREFERRED_LANGUAGE,
                                           SILC_ATTRIBUTE_PREFERRED_CONTACT,
                                           SILC_ATTRIBUTE_TIMEZONE,
                                           SILC_ATTRIBUTE_GEOLOCATION,
                                           SILC_ATTRIBUTE_DEVICE_INFO, 0);
            userpk.type = "silc-rsa";
            userpk.data = silc_pkcs_public_key_encode(public_key, &userpk.data_len);
            attrs = silc_attribute_payload_encode(attrs,
                                          SILC_ATTRIBUTE_USER_PUBLIC_KEY,
                                          SILC_ATTRIBUTE_FLAG_VALID,
                                          &userpk, sizeof(userpk));
            silc_free(userpk.data);
            silc_pkcs_public_key_free(public_key);
            r->pubkey_search = TRUE;
      } else {
            /* Get all attributes */
            attrs = silc_client_attributes_request(0);
      }

      /* Resolve */
      silc_client_get_clients_whois(client, conn, name, NULL, attrs,
                              silcgaim_add_buddy_resolved, r);
      silc_buffer_free(attrs);
}

void silcgaim_add_buddy(GaimConnection *gc, GaimBuddy *buddy, GaimGroup *group)
{
      silcgaim_add_buddy_i(gc, buddy, FALSE);
}

void silcgaim_add_buddies(GaimConnection *gc, GList *buddies, GList *groups)
{
      GList *curb = buddies;
      while (curb) {
            silcgaim_add_buddy_i(gc, curb->data, TRUE);
            curb = curb->next;
      }
}

void silcgaim_remove_buddy(GaimConnection *gc, GaimBuddy *buddy,
                     GaimGroup *group)
{
      silc_free(buddy->proto_data);
}

void silcgaim_idle_set(GaimConnection *gc, int idle)

{
      SilcGaim sg = gc->proto_data;
      SilcClient client = sg->client;
      SilcClientConnection conn = sg->conn;
      SilcAttributeObjService service;
      const char *server;
      int port;

      server = gaim_account_get_string(sg->account, "server",
                               "silc.silcnet.org");
      port = gaim_account_get_int(sg->account, "port", 706),

      memset(&service, 0, sizeof(service));
      silc_client_attribute_del(client, conn,
                          SILC_ATTRIBUTE_SERVICE, NULL);
      service.port = port;
      g_snprintf(service.address, sizeof(service.address), "%s", server);
      service.idle = idle;
      silc_client_attribute_add(client, conn, SILC_ATTRIBUTE_SERVICE,
                          &service, sizeof(service));
}

char *silcgaim_status_text(GaimBuddy *b)
{
      SilcGaim sg = b->account->gc->proto_data;
      SilcClient client = sg->client;
      SilcClientConnection conn = sg->conn;
      SilcClientID *client_id = b->proto_data;
      SilcClientEntry client_entry;
      SilcAttributePayload attr;
      SilcAttributeMood mood = 0;

      /* Get the client entry. */
      client_entry = silc_client_get_client_by_id(client, conn, client_id);
      if (!client_entry)
            return NULL;

      /* If user is online, we show the mood status, if available.
         If user is offline or away that status is indicated. */

      if (client_entry->mode & SILC_UMODE_DETACHED)
            return g_strdup(_("Detached"));
      if (client_entry->mode & SILC_UMODE_GONE)
            return g_strdup(_("Away"));
      if (client_entry->mode & SILC_UMODE_INDISPOSED)
            return g_strdup(_("Indisposed"));
      if (client_entry->mode & SILC_UMODE_BUSY)
            return g_strdup(_("Busy"));
      if (client_entry->mode & SILC_UMODE_PAGE)
            return g_strdup(_("Wake Me Up"));
      if (client_entry->mode & SILC_UMODE_HYPER)
            return g_strdup(_("Hyper Active"));
      if (client_entry->mode & SILC_UMODE_ROBOT)
            return g_strdup(_("Robot"));

      attr = silcgaim_get_attr(client_entry->attrs, SILC_ATTRIBUTE_STATUS_MOOD);
      if (attr && silc_attribute_get_object(attr, &mood, sizeof(mood))) {
            /* The mood is a bit mask, so we could show multiple moods,
               but let's show only one for now. */
            if (mood & SILC_ATTRIBUTE_MOOD_HAPPY)
                  return g_strdup(_("Happy"));
            if (mood & SILC_ATTRIBUTE_MOOD_SAD)
                  return g_strdup(_("Sad"));
            if (mood & SILC_ATTRIBUTE_MOOD_ANGRY)
                  return g_strdup(_("Angry"));
            if (mood & SILC_ATTRIBUTE_MOOD_JEALOUS)
                  return g_strdup(_("Jealous"));
            if (mood & SILC_ATTRIBUTE_MOOD_ASHAMED)
                  return g_strdup(_("Ashamed"));
            if (mood & SILC_ATTRIBUTE_MOOD_INVINCIBLE)
                  return g_strdup(_("Invincible"));
            if (mood & SILC_ATTRIBUTE_MOOD_INLOVE)
                  return g_strdup(_("In Love"));
            if (mood & SILC_ATTRIBUTE_MOOD_SLEEPY)
                  return g_strdup(_("Sleepy"));
            if (mood & SILC_ATTRIBUTE_MOOD_BORED)
                  return g_strdup(_("Bored"));
            if (mood & SILC_ATTRIBUTE_MOOD_EXCITED)
                  return g_strdup(_("Excited"));
            if (mood & SILC_ATTRIBUTE_MOOD_ANXIOUS)
                  return g_strdup(_("Anxious"));
      }

      return NULL;
}

char *silcgaim_tooltip_text(GaimBuddy *b)
{
      SilcGaim sg = b->account->gc->proto_data;
      SilcClient client = sg->client;
      SilcClientConnection conn = sg->conn;
      SilcClientID *client_id = b->proto_data;
      SilcClientEntry client_entry;
      char *moodstr, *statusstr, *contactstr, *langstr, *devicestr, *tzstr, *geostr;
      GString *s;
      char *buf;
      char tmp[256];

      s = g_string_new("");

      /* Get the client entry. */
      client_entry = silc_client_get_client_by_id(client, conn, client_id);
      if (!client_entry)
        return NULL;

      if (client_entry->nickname)
        g_string_append_printf(s, "\n<b>%s:</b> %s", _("Nickname"),
                         client_entry->nickname);
      if (client_entry->username && client_entry->hostname)
        g_string_append_printf(s, "\n<b>%s:</b> %s@%s", _("Username"),
                         client_entry->username, client_entry->hostname);
      if (client_entry->mode) {
        g_string_append_printf(s, "\n<b>%s:</b> ", _("User Modes"));
        memset(tmp, 0, sizeof(tmp));
        silcgaim_get_umode_string(client_entry->mode,
                            tmp, sizeof(tmp) - strlen(tmp));
        g_string_append_printf(s, "%s", tmp);
      }

      silcgaim_parse_attrs(client_entry->attrs, &moodstr, &statusstr, &contactstr, &langstr, &devicestr, &tzstr, &geostr);
            if (moodstr) {
                  g_string_append_printf(s, "\n<b>%s:</b> %s", _("Mood"), moodstr);
                  g_free(moodstr);
            }
      if (statusstr) {
            g_string_append_printf(s, "\n<b>%s:</b> %s", _("Status Text"), statusstr);
            g_free(statusstr);
      }

            if (contactstr) {
                  g_string_append_printf(s, "\n<b>%s:</b> %s", _("Preferred Contact"), contactstr);
                  g_free(contactstr);
            }

      if (langstr) {
            g_string_append_printf(s, "\n<b>%s:</b> %s", _("Preferred Language"), langstr);
            g_free(langstr);
      }

      if (devicestr) {
            g_string_append_printf(s, "\n<b>%s:</b> %s", _("Device"), devicestr);
            g_free(devicestr);
      }

      if (tzstr) {
            g_string_append_printf(s, "\n<b>%s:</b> %s", _("Timezone"), tzstr);
            g_free(tzstr);
      }

      if (geostr) {
            g_string_append_printf(s, "\n<b>%s:</b> %s", _("Geolocation"), geostr);
            g_free(geostr);
      }

      buf = g_string_free(s, FALSE);
      return buf;
}

static void
silcgaim_buddy_kill(GaimBlistNode *node, gpointer data)
{
      GaimBuddy *b;
      GaimConnection *gc;
      SilcGaim sg;

      g_return_if_fail(GAIM_BLIST_NODE_IS_BUDDY(node));

      b = (GaimBuddy *) node;
      gc = gaim_account_get_connection(b->account);
      sg = gc->proto_data;

      /* Call KILL */
      silc_client_command_call(sg->client, sg->conn, NULL, "KILL",
                         b->name, "Killed by operator", NULL);
}

GList *silcgaim_buddy_menu(GaimBuddy *buddy)
{

      GaimConnection *gc = gaim_account_get_connection(buddy->account);
      SilcGaim sg = gc->proto_data;
      SilcClientConnection conn = sg->conn;
      const char *pkfile = NULL;
      SilcClientEntry client_entry = NULL;
      GaimBlistNodeAction *act;
      GList *m = NULL;

      pkfile = gaim_blist_node_get_string((GaimBlistNode *) buddy, "public-key");
      client_entry = silc_client_get_client_by_id(sg->client,
                                        sg->conn,
                                        buddy->proto_data);

      if (client_entry && client_entry->send_key) {
            act = gaim_blist_node_action_new(_("Reset IM Key"),
                        silcgaim_buddy_resetkey, NULL);
            m = g_list_append(m, act);

      } else {
            act = gaim_blist_node_action_new(_("IM with Key Exchange"),
                        silcgaim_buddy_keyagr, NULL);
            m = g_list_append(m, act);

            act = gaim_blist_node_action_new(_("IM with Password"),
                        silcgaim_buddy_privkey_menu, NULL);
            m = g_list_append(m, act);
      }

      if (pkfile) {
            act = gaim_blist_node_action_new(_("Show Public Key"),
                        silcgaim_buddy_showkey, NULL);
            m = g_list_append(m, act);

      } else {
            act = gaim_blist_node_action_new(_("Get Public Key..."),
                        silcgaim_buddy_getkey_menu, NULL);
            m = g_list_append(m, act);
      }

      if (conn && conn->local_entry->mode & SILC_UMODE_ROUTER_OPERATOR) {
            act = gaim_blist_node_action_new(_("Kill User"),
                        silcgaim_buddy_kill, NULL);
            m = g_list_append(m, act);
      }

      return m;
}

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