Implement the IRC command "SERVLIST"

[ngircd-alex.git] / src / ngircd / irc-info.c

diff --git a/src/ngircd/irc-info.c b/src/ngircd/irc-info.c
index ee60566ecd9a0ea366fd888c92528594c4d65343..4ac2a47857088ccf6eb269dc3181b3274418d49f 100644 (file)
--- a/src/ngircd/irc-info.c
+++ b/src/ngircd/irc-info.c
@@ -270,12 +270,15 @@ IRC_LUSERS( CLIENT *Client, REQUEST *Req )
 
 
 /**
- * List registered services.
- * This function is a dummy that immediately returns RPL_SERVLISTEND.
+ * Handler for the IRC command "SERVLIST".
+ * List registered services, see RFC 2811, section 3.5.1: the syntax is
+ * "SERVLIST [<mask> [<type>]]".
  */
 GLOBAL bool
 IRC_SERVLIST(CLIENT *Client, REQUEST *Req)
 {
+       CLIENT *c;
+
        assert(Client != NULL);
        assert(Req != NULL);
 
@@ -283,6 +286,21 @@ IRC_SERVLIST(CLIENT *Client, REQUEST *Req)
                return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
                                          Client_ID(Client), Req->command);
 
+       if (Req->argc < 2 || strcmp(Req->argv[1], "0") == 0) {
+               for (c = Client_First(); c!= NULL; c = Client_Next(c)) {
+                       if (Client_Type(c) != CLIENT_SERVICE)
+                               continue;
+                       if (Req->argc > 0 && !MatchCaseInsensitive(Req->argv[0],
+                                                                 Client_ID(c)))
+                               continue;
+                       if (!IRC_WriteStrClient(Client, RPL_SERVLIST_MSG,
+                                       Client_ID(Client), Client_Mask(c),
+                                       Client_Mask(Client_Introducer(c)), "*",
+                                       0, Client_Hops(c), Client_Info(c)))
+                               return DISCONNECTED;
+               }
+       }
+
        return IRC_WriteStrClient(Client, RPL_SERVLISTEND_MSG, Client_ID(Client),
                                  Req->argc > 0 ? Req->argv[0] : "*",
                                  Req->argc > 1 ? Req->argv[1] : "0");