+ assert(Client != NULL);
+ assert(from != NULL);
+ assert(c != NULL);
+
+ /* Nick, user, hostname and client info */
+ if (!IRC_WriteStrClient(from, RPL_WHOISUSER_MSG, Client_ID(from),
+ Client_ID(c), Client_User(c),
+ Client_HostnameDisplayed(c), Client_Info(c)))
+ return DISCONNECTED;
+
+ /* Server */
+ if (!IRC_WriteStrClient(from, RPL_WHOISSERVER_MSG, Client_ID(from),
+ Client_ID(c), Client_ID(Client_Introducer(c)),
+ Client_Info(Client_Introducer(c))))
+ return DISCONNECTED;
+
+ /* Channels */
+ snprintf(str, sizeof(str), RPL_WHOISCHANNELS_MSG,
+ Client_ID(from), Client_ID(c));
+ cl2chan = Channel_FirstChannelOf(c);
+ while (cl2chan) {
+ chan = Channel_GetChannel(cl2chan);
+ assert(chan != NULL);
+
+ /* next */
+ cl2chan = Channel_NextChannelOf(c, cl2chan);
+
+ /* Secret channel? */
+ if (Channel_HasMode(chan, 's')
+ && !Channel_IsMemberOf(chan, Client))
+ continue;
+
+ /* Local channel and request is not from a user? */
+ if (Client_Type(Client) == CLIENT_SERVER
+ && Channel_IsLocal(chan))
+ continue;
+
+ /* Concatenate channel names */
+ if (str[strlen(str) - 1] != ':')
+ strlcat(str, " ", sizeof(str));
+
+ who_flags_qualifier(Client, Channel_UserModes(chan, c),
+ str, sizeof(str));
+ strlcat(str, Channel_Name(chan), sizeof(str));
+
+ if (strlen(str) > (COMMAND_LEN - CHANNEL_NAME_LEN - 4)) {
+ /* Line becomes too long: send it! */
+ if (!IRC_WriteStrClient(Client, "%s", str))
+ return DISCONNECTED;
+ snprintf(str, sizeof(str), RPL_WHOISCHANNELS_MSG,
+ Client_ID(from), Client_ID(c));
+ }
+ }
+ if(str[strlen(str) - 1] != ':') {
+ /* There is data left to send: */
+ if (!IRC_WriteStrClient(Client, "%s", str))
+ return DISCONNECTED;
+ }
+
+ /* IRC-Services? */
+ if (Client_Type(c) == CLIENT_SERVICE &&
+ !IRC_WriteStrClient(from, RPL_WHOISSERVICE_MSG,
+ Client_ID(from), Client_ID(c)))
+ return DISCONNECTED;
+
+ /* IRC-Operator? */
+ if (Client_Type(c) != CLIENT_SERVICE &&
+ Client_HasMode(c, 'o') &&
+ !IRC_WriteStrClient(from, RPL_WHOISOPERATOR_MSG,
+ Client_ID(from), Client_ID(c)))
+ return DISCONNECTED;
+
+ /* IRC-Bot? */
+ if (Client_HasMode(c, 'B') &&
+ !IRC_WriteStrClient(from, RPL_WHOISBOT_MSG,
+ Client_ID(from), Client_ID(c)))
+ return DISCONNECTED;
+
+ /* Connected using SSL? */
+ if (Conn_UsesSSL(Client_Conn(c))) {
+ if (!IRC_WriteStrClient(from, RPL_WHOISSSL_MSG, Client_ID(from),
+ Client_ID(c)))
+ return DISCONNECTED;
+
+ /* Certificate fingerprint? */
+ if (Conn_GetCertFp(Client_Conn(c)) &&
+ from == c &&
+ !IRC_WriteStrClient(from, RPL_WHOISCERTFP_MSG,
+ Client_ID(from), Client_ID(c),
+ Conn_GetCertFp(Client_Conn(c))))
+ return DISCONNECTED;
+ }
+
+ /* Registered nickname? */
+ if (Client_HasMode(c, 'R') &&
+ !IRC_WriteStrClient(from, RPL_WHOISREGNICK_MSG,
+ Client_ID(from), Client_ID(c)))
+ return DISCONNECTED;
+
+ /* Local client and requester is the user itself or an IRC Op? */
+ if (Client_Conn(c) > NONE &&
+ (from == c || (!Conf_MorePrivacy && Client_HasMode(from, 'o')))) {
+ /* Client hostname */
+ if (!IRC_WriteStrClient(from, RPL_WHOISHOST_MSG,
+ Client_ID(from), Client_ID(c),
+ Client_Hostname(c), Client_IPAText(c)))
+ return DISCONNECTED;
+ /* Client modes */
+ if (!IRC_WriteStrClient(from, RPL_WHOISMODES_MSG,
+ Client_ID(from), Client_ID(c), Client_Modes(c)))
+ return DISCONNECTED;
+ }
+
+ /* Idle and signon time (local clients only!) */
+ if (!Conf_MorePrivacy && Client_Conn(c) > NONE &&
+ !IRC_WriteStrClient(from, RPL_WHOISIDLE_MSG,
+ Client_ID(from), Client_ID(c),
+ (unsigned long)Conn_GetIdle(Client_Conn(c)),
+ (unsigned long)Conn_GetSignon(Client_Conn(c))))
+ return DISCONNECTED;
+
+ /* Away? */
+ if (Client_HasMode(c, 'a') &&
+ !IRC_WriteStrClient(from, RPL_AWAY_MSG,
+ Client_ID(from), Client_ID(c), Client_Away(c)))
+ return DISCONNECTED;
+
+ return CONNECTED;
+}
+
+static bool
+WHOWAS_EntryWrite(CLIENT *prefix, WHOWAS *entry)