]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/commands.cpp
Fixed some flood checking
[user/henk/code/inspircd.git] / src / commands.cpp
index 3a30a3972fa2872a2c8a4696feb477e7340a76a1..610b694bc31a8d033b491d4e1c73d3d5f6029ddc 100644 (file)
@@ -93,7 +93,6 @@ extern bool nofork;
 
 extern time_t TIME;
 
-extern std::vector<int> fd_reap;
 extern std::vector<std::string> module_names;
 
 extern char MyExecutable[1024];
@@ -159,6 +158,8 @@ struct StrHashComp
                char a[MAXBUF],b[MAXBUF];
                strlcpy(a,s1.c_str(),MAXBUF);
                strlcpy(b,s2.c_str(),MAXBUF);
+                strlower(a);
+                strlower(b);
                return (strcasecmp(a,b) == 0);
        }
 
@@ -199,7 +200,6 @@ extern address_cache IP;
 void handle_join(char **parameters, int pcnt, userrec *user)
 {
        chanrec* Ptr;
-       int i = 0;
        
        if (loop_call(handle_join,parameters,pcnt,user,0,0,1))
                return;
@@ -212,8 +212,6 @@ void handle_join(char **parameters, int pcnt, userrec *user)
 
 void handle_part(char **parameters, int pcnt, userrec *user)
 {
-       chanrec* Ptr;
-
        if (pcnt > 1)
        {
                if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-2,0))
@@ -235,7 +233,7 @@ void handle_kick(char **parameters, int pcnt, userrec *user)
 
        if ((!u) || (!Ptr))
        {
-               WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
+               WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
                return;
        }
        
@@ -312,7 +310,6 @@ void handle_die(char **parameters, int pcnt, userrec *user)
 
 void handle_restart(char **parameters, int pcnt, userrec *user)
 {
-       char restart[1024];
        char *argv[32];
        log(DEFAULT,"Restart: %s",user->nick);
        if (!strcmp(parameters[0],restartpass))
@@ -336,16 +333,16 @@ void handle_restart(char **parameters, int pcnt, userrec *user)
                sleep(1);
                for (int i = 0; i < 65536; i++)
                {
-                       int on = 0;
+                       int on = 1;
                        struct linger linger = { 0 };
                        setsockopt(i, SOL_SOCKET, SO_REUSEADDR, (const char*)&on, sizeof(on));
                        linger.l_onoff = 1;
-                       linger.l_linger = 0;
+                       linger.l_linger = 1;
                        setsockopt(i, SOL_SOCKET, SO_LINGER, (const char*)&linger,sizeof(linger));
                        Blocking(i);
                        close(i);
                }
-               sleep(5);
+               sleep(2);
                
                execv(MyExecutable,argv);
 
@@ -388,12 +385,13 @@ void handle_kill(char **parameters, int pcnt, userrec *user)
                        if (iter != clientlist.end())
                        {
                                log(DEBUG,"deleting user hash value %d",iter->second);
-                               if ((iter->second) && (user->registered == 7)) {
-                                       delete iter->second;
-                               }
                                clientlist.erase(iter);
                        }
-                       purge_empty_chans();
+                       if (u->registered == 7)
+                       {
+                               purge_empty_chans(u);
+                       }
+                       delete u;
                }
                else
                {
@@ -407,7 +405,7 @@ void handle_kill(char **parameters, int pcnt, userrec *user)
        }
        else
        {
-               WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
+               WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
        }
 }
 
@@ -429,6 +427,7 @@ void handle_pass(char **parameters, int pcnt, userrec *user)
                WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
                return;
        }
+       strlcpy(user->password,parameters[0],MAXBUF);
        if (!strcasecmp(parameters[0],Passwd(user)))
        {
                user->haspassed = true;
@@ -520,7 +519,7 @@ void handle_topic(char **parameters, int pcnt, userrec *user)
                        }
                        else
                        {
-                               WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
+                               WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
                        }
                }
                return;
@@ -570,7 +569,7 @@ void handle_topic(char **parameters, int pcnt, userrec *user)
                        }
                        else
                        {
-                               WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
+                               WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
                        }
                }
        }
@@ -601,7 +600,7 @@ void handle_names(char **parameters, int pcnt, userrec *user)
        }
        else
        {
-               WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
+               WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
        }
 }
 
@@ -649,7 +648,7 @@ void handle_privmsg(char **parameters, int pcnt, userrec *user)
                else
                {
                        /* no such nick/channel */
-                       WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
+                       WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
                }
                return;
        }
@@ -689,7 +688,7 @@ void handle_privmsg(char **parameters, int pcnt, userrec *user)
        else
        {
                /* no such nick/channel */
-               WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
+               WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
        }
 }
 
@@ -737,7 +736,7 @@ void handle_notice(char **parameters, int pcnt, userrec *user)
                else
                {
                        /* no such nick/channel */
-                       WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
+                       WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
                }
                return;
        }
@@ -769,7 +768,7 @@ void handle_notice(char **parameters, int pcnt, userrec *user)
        else
        {
                /* no such nick/channel */
-               WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
+               WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
        }
 }
 
@@ -832,7 +831,6 @@ void handle_time(char **parameters, int pcnt, userrec *user)
 void handle_whois(char **parameters, int pcnt, userrec *user)
 {
        userrec *dest;
-       char *t;
 
        if (loop_call(handle_whois,parameters,pcnt,user,0,pcnt-1,0))
                return;
@@ -872,13 +870,13 @@ void handle_whois(char **parameters, int pcnt, userrec *user)
                }
                else
                {
-                       WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
+                       WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
                }
        }
        else
        {
                /* no such nick/channel */
-               WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
+               WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
        }
 }
 
@@ -903,8 +901,8 @@ void handle_quit(char **parameters, int pcnt, userrec *user)
                                reason[MAXQUIT-1] = '\0';
                        }
 
-                       Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,parameters[0]);
-                       WriteOpers("*** Client exiting: %s!%s@%s [%s]",user->nick,user->ident,user->host,parameters[0]);
+                       Write(user->fd,"ERROR :Closing link (%s@%s) [%s%s]",user->ident,user->host,PrefixQuit,parameters[0]);
+                       WriteOpers("*** Client exiting: %s!%s@%s [%s%s]",user->nick,user->ident,user->host,PrefixQuit,parameters[0]);
                        WriteCommonExcept(user,"QUIT :%s%s",PrefixQuit,parameters[0]);
 
                        char buffer[MAXBUF];
@@ -925,21 +923,24 @@ void handle_quit(char **parameters, int pcnt, userrec *user)
                AddWhoWas(user);
        }
 
+       FOREACH_MOD OnUserDisconnect(user);
+
        /* push the socket on a stack of sockets due to be closed at the next opportunity */
-       fd_reap.push_back(user->fd);
+       if (user->fd > -1)
+       {
+               shutdown(user->fd,2);
+               close(user->fd);
+       }
        
        if (iter != clientlist.end())
        {
                clientlist.erase(iter);
-               log(DEBUG,"deleting user hash value %d",iter->second);
-               //if ((user) && (user->registered == 7)) {
-                       //delete user;
-               //}
        }
 
        if (user->registered == 7) {
-               purge_empty_chans();
+               purge_empty_chans(user);
        }
+       delete user;
 }
 
 void handle_who(char **parameters, int pcnt, userrec *user)
@@ -1011,7 +1012,7 @@ void handle_who(char **parameters, int pcnt, userrec *user)
                        }
                        else
                        {
-                               WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
+                               WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
                        }
                }
                else
@@ -1068,8 +1069,6 @@ void handle_wallops(char **parameters, int pcnt, userrec *user)
 
 void handle_list(char **parameters, int pcnt, userrec *user)
 {
-       chanrec* Ptr;
-       
        WriteServ(user->fd,"321 %s Channel :Users Name",user->nick);
        for (chan_hash::const_iterator i = chanlist.begin(); i != chanlist.end(); i++)
        {
@@ -1281,7 +1280,7 @@ void handle_modules(char **parameters, int pcnt, userrec *user)
                        strlcat(flagstate,", common",MAXBUF);
                if (V.Flags & VF_SERVICEPROVIDER)
                        strlcat(flagstate,", service provider",MAXBUF);
-               if (!strlen(flagstate))
+               if (!flagstate[0])
                        strcpy(flagstate,"  <no flags>");
                strlcpy(modulename,module_names[i].c_str(),256);
                if (strchr(user->modes,'o'))
@@ -1293,6 +1292,7 @@ void handle_modules(char **parameters, int pcnt, userrec *user)
                        WriteServ(user->fd,"900 %s :%s",user->nick,CleanFilename(modulename));
                }
        }
+       WriteServ(user->fd,"901 %s :End of MODULES list",user->nick);
 }
 
 void handle_stats(char **parameters, int pcnt, userrec *user)
@@ -1311,7 +1311,7 @@ void handle_stats(char **parameters, int pcnt, userrec *user)
 
        FOREACH_MOD OnStats(*parameters[0]);
 
-       if (!strcasecmp(parameters[0],"c"))
+       if (*parameters[0] == 'c')
        {
                for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
                {
@@ -1323,7 +1323,7 @@ void handle_stats(char **parameters, int pcnt, userrec *user)
                }
        }
        
-       if (!strcasecmp(parameters[0],"i"))
+       if (*parameters[0] == 'i')
        {
                int idx = 0;
                for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
@@ -1333,7 +1333,7 @@ void handle_stats(char **parameters, int pcnt, userrec *user)
                }
        }
        
-       if (!strcasecmp(parameters[0],"y"))
+       if (*parameters[0] == 'y')
        {
                int idx = 0;
                for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
@@ -1343,7 +1343,7 @@ void handle_stats(char **parameters, int pcnt, userrec *user)
                }
        }
 
-       if (!strcmp(parameters[0],"U"))
+       if (*parameters[0] == 'U')
        {
                for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
                {
@@ -1352,7 +1352,7 @@ void handle_stats(char **parameters, int pcnt, userrec *user)
                }
        }
        
-       if (!strcmp(parameters[0],"P"))
+       if (*parameters[0] == 'P')
        {
                int idx = 0;
                for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
@@ -1367,33 +1367,33 @@ void handle_stats(char **parameters, int pcnt, userrec *user)
        //249 [Brain] :bwoadway-monitor (~wgmon@204.152.186.58) Idle: 18
        }
        
-       if (!strcmp(parameters[0],"k"))
+       if (*parameters[0] == 'k')
        {
                stats_k(user);
        }
 
-       if (!strcmp(parameters[0],"g"))
+       if (*parameters[0] == 'g')
        {
                stats_g(user);
        }
 
-       if (!strcmp(parameters[0],"q"))
+       if (*parameters[0] == 'q')
        {
                stats_q(user);
        }
 
-       if (!strcmp(parameters[0],"Z"))
+       if (*parameters[0] == 'Z')
        {
                stats_z(user);
        }
 
-       if (!strcmp(parameters[0],"e"))
+       if (*parameters[0] == 'e')
        {
                stats_e(user);
        }
 
        /* stats m (list number of times each command has been used, plus bytecount) */
-       if (!strcmp(parameters[0],"m"))
+       if (*parameters[0] == 'm')
        {
                for (int i = 0; i < cmdlist.size(); i++)
                {
@@ -1410,7 +1410,7 @@ void handle_stats(char **parameters, int pcnt, userrec *user)
        }
 
        /* stats z (debug and memory info) */
-       if (!strcmp(parameters[0],"z"))
+       if (*parameters[0] == 'z')
        {
                WriteServ(user->fd,"249 %s :Users(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,clientlist.size(),clientlist.size()*sizeof(userrec),clientlist.bucket_count());
                WriteServ(user->fd,"249 %s :Channels(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,chanlist.size(),chanlist.size()*sizeof(chanrec),chanlist.bucket_count());
@@ -1423,7 +1423,7 @@ void handle_stats(char **parameters, int pcnt, userrec *user)
        }
        
        /* stats o */
-       if (!strcmp(parameters[0],"o"))
+       if (*parameters[0] == 'o')
        {
                for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
                {
@@ -1438,7 +1438,7 @@ void handle_stats(char **parameters, int pcnt, userrec *user)
        }
        
        /* stats l (show user I/O stats) */
-       if (!strcmp(parameters[0],"l"))
+       if (*parameters[0] == 'l')
        {
                WriteServ(user->fd,"211 %s :server:port nick bytes_in cmds_in bytes_out cmds_out",user->nick);
                for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
@@ -1456,7 +1456,7 @@ void handle_stats(char **parameters, int pcnt, userrec *user)
        }
        
        /* stats u (show server uptime) */
-       if (!strcmp(parameters[0],"u"))
+       if (*parameters[0] == 'u')
        {
                time_t current_time = 0;
                current_time = TIME;
@@ -1488,7 +1488,7 @@ void handle_connect(char **parameters, int pcnt, userrec *user)
        char Link_Pass[1024];
        int LinkPort;
        bool found = false;
-       
+
        for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
        {
                if (!found)
@@ -1539,7 +1539,54 @@ void handle_squit(char **parameters, int pcnt, userrec *user)
        }
        else
        {
-               WriteServ(user->fd,"NOTICE :*** Remote SQUIT not supported yet.");
+               if (!strcasecmp("*",parameters[0]))
+               {
+                       WriteServ(user->fd,"NOTICE %s :*** You cannot issue an SQUIT this wide! If this is REALLY what you want, use a less wide mask.",user->nick);
+                       WriteOpers("*** WARNING! %s tried to SQUIT all servers at once!",user->nick);
+                       return;
+               }
+               if (!strcasecmp(ServerName,parameters[0]))
+               {
+                       WriteServ(user->fd,"NOTICE %s :*** To take the local server out of the mesh, just use /SQUIT with no parameters instead.",user->nick);
+                       return;
+               }
+               bool have_this_server = true;
+               int n_count = 0;
+               std::string server_to_squit = "";
+               while (have_this_server)
+               {
+                       have_this_server = false;
+                       for (int j = 0; j < 32; j++)
+                       {
+                               if (me[j] != NULL)
+                               {
+                                       for (int x = 0; x < me[j]->connectors.size(); x++)
+                                       {
+                                               if (match(me[j]->connectors[x].GetServerName().c_str(),parameters[0]))
+                                               {
+                                                       // found a valid ircd_connector.
+                                                       have_this_server = true;
+                                                       server_to_squit = me[j]->connectors[x].GetServerName().c_str();
+                                                       break;
+                                               }
+                                       }
+                                       }
+                               }
+                       if (have_this_server)
+                       {
+                               WriteOpers("SQUIT command issued by %s to remove %s from the mesh",user->nick,server_to_squit.c_str());
+                               WriteServ(user->fd,"NOTICE %s :*** Removing remote server %s.",user->nick,server_to_squit.c_str());
+                               char buffer[MAXBUF];
+                               snprintf(buffer,MAXBUF,"& %s",server_to_squit.c_str());
+                               NetSendToAll(buffer);
+                               DoSplit(server_to_squit.c_str());
+                               n_count++;
+                       }
+               }
+               if (!n_count)
+               {
+                       WriteServ(user->fd,"402 %s %s :Your pattern did not match any servers.",user->nick,parameters[0]);
+               }
        }
 }
 
@@ -1585,8 +1632,6 @@ void handle_map(char **parameters, int pcnt, userrec *user)
 bool is_uline(const char* server)
 {
        char ServName[MAXBUF];
-       int i,j;
-
        for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
        {
                ConfValue("uline","server",i,ServName,&config_f);
@@ -1597,7 +1642,18 @@ bool is_uline(const char* server)
        }
        return false;
 }
-
+int operstrcmp(char* data,char* input)
+{
+       int MOD_RESULT = 0;
+       FOREACH_RESULT(OnOperCompare(data,input))
+       log(DEBUG,"operstrcmp: %d",MOD_RESULT);
+       if (MOD_RESULT == 1)
+               return 0;
+       if (MOD_RESULT == -1)
+               return 1;
+       log(DEBUG,"strcmp fallback: '%s' '%s' %d",data,input,strcmp(data,input));
+       return strcmp(data,input);
+}
 
 void handle_oper(char **parameters, int pcnt, userrec *user)
 {
@@ -1607,7 +1663,7 @@ void handle_oper(char **parameters, int pcnt, userrec *user)
        char TypeName[MAXBUF];
        char HostName[MAXBUF];
        char TheHost[MAXBUF];
-       int i,j;
+       int j;
        bool found = false;
        bool fail2 = false;
        char global[MAXBUF];
@@ -1620,7 +1676,7 @@ void handle_oper(char **parameters, int pcnt, userrec *user)
                ConfValue("oper","password",i,Password,&config_f);
                ConfValue("oper","type",i,OperType,&config_f);
                ConfValue("oper","host",i,HostName,&config_f);
-               if ((!strcmp(LoginName,parameters[0])) && (!strcmp(Password,parameters[1])) && (match(TheHost,HostName)))
+               if ((!strcmp(LoginName,parameters[0])) && (!operstrcmp(Password,parameters[1])) && (match(TheHost,HostName)))
                {
                        fail2 = true;
                        for (j =0; j < ConfValueEnum("type",&config_f); j++)
@@ -1657,6 +1713,7 @@ void handle_oper(char **parameters, int pcnt, userrec *user)
                         NetSendToAll(global);
                        FOREACH_MOD OnOper(user);
                        log(DEFAULT,"OPER: %s!%s@%s opered as type: %s",user->nick,user->ident,user->host,OperType);
+                       AddOper(user);
                }
        }
        else
@@ -1689,7 +1746,7 @@ void handle_nick(char **parameters, int pcnt, userrec *user)
                log(DEBUG,"invalid parameter passed to handle_nick");
                return;
        }
-       if (!strlen(parameters[0]))
+       if (!parameters[0][0])
        {
                log(DEBUG,"zero length new nick passed to handle_nick");
                return;
@@ -1747,7 +1804,7 @@ void handle_nick(char **parameters, int pcnt, userrec *user)
 
                WriteCommon(user,"NICK %s",parameters[0]);
                
-               // Q token must go to ALL servers!!!
+               // N token must go to ALL servers!!!
                char buffer[MAXBUF];
                snprintf(buffer,MAXBUF,"n %s %s",user->nick,parameters[0]);
                NetSendToAll(buffer);
@@ -1788,6 +1845,13 @@ void handle_nick(char **parameters, int pcnt, userrec *user)
 }
 
 
+void handle_v(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
+{
+       char* servername = strtok(params," ");
+       char* versionstr = strtok(NULL,"\r\n");
+       ircd_connector* cn = reply->FindHost(servername);
+       cn->SetVersionString(versionstr);
+}
 
 void handle_V(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
 {
@@ -1799,18 +1863,25 @@ void handle_V(char token,char* params,serverrec* source,serverrec* reply, char*
        userrec* user = Find(src);
        if (user)
        {
-               userrec* dst = Find(dest);
-               
-               if (dst)
+               // notice all - only issuable by a server
+               if (strcmp(dest,"*"))
                {
-                       WriteTo(user, dst, "NOTICE %s :%s", dst->nick, text);
+                       NoticeAll(user,true,"%s",text);
                }
                else
                {
-                       chanrec* d = FindChan(dest);
-                       if (d)
+                       userrec* dst = Find(dest);      
+                       if (dst)
                        {
-                               ChanExceptSender(d, user, "NOTICE %s :%s", d->name, text);
+                               WriteTo(user, dst, "NOTICE %s :%s", dst->nick, text);
+                       }
+                       else
+                       {
+                               chanrec* d = FindChan(dest);
+                               if (d)
+                               {
+                                       ChanExceptSender(d, user, "NOTICE %s :%s", d->name, text);
+                               }
                        }
                }
        }
@@ -1965,14 +2036,28 @@ void handle_m(char token,char* params,serverrec* source,serverrec* reply, char*
 
 void handle_L(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
 {
-       char* nick = strtok(params," ");
-       char* channel = strtok(NULL," :");
-       char* reason = strtok(NULL,"\r\n");
+       char* nick = NULL;
+       char* channel = NULL;
+       char* reason = NULL;
+       log(DEBUG,"L TOKEN PARS: '%s'",params);
+       if (strstr(params,":#"))
+       {
+               nick = strtok(params," ");
+               channel = strtok(NULL,"\r\n");
+               channel++;
+               reason = "";
+       }
+       else
+        {
+                nick = strtok(params," ");
+                channel = strtok(NULL," :");
+                reason = strtok(NULL,"\r\n");
+                reason++;
+        }
        userrec* user = Find(nick);
-       reason++;
-       if (user)
+       if ((user) && (channel) && (reason))
        {
-               if (strcmp(reason,""))
+               if ((!reason) && (*reason != '\0'))
                {
                        del_channel(user,channel,reason,true);
                }
@@ -1998,7 +2083,7 @@ void handle_K(char token,char* params,serverrec* source,serverrec* reply, char*
        {
                WriteTo(user, u, "KILL %s :%s!%s!%s!%s (%s)", u->nick, source->name, ServerName, user->dhost,user->nick,reason);
                WriteOpers("*** Remote kill from %s by %s: %s!%s@%s (%s)",source->name,user->nick,u->nick,u->ident,u->host,reason);
-               snprintf(kreason,MAXBUF,"[%s] Killed (%s (%s))",source->name,user->nick,reason);
+               snprintf(kreason,MAXBUF,"[%s] Killed (From: '%s' (%s))",source->name,user->nick,reason);
                kill_link(u,kreason);
        }
 }
@@ -2026,13 +2111,14 @@ void handle_Q(char token,char* params,serverrec* source,serverrec* reply, char*
                if (iter != clientlist.end())
                {
                        log(DEBUG,"deleting user hash value %d",iter->second);
-                       if ((iter->second) && (user->registered == 7)) {
-                               delete iter->second;
-                       }
                        clientlist.erase(iter);
                }
 
-               purge_empty_chans();
+               if (user->registered == 7)
+               {
+                       purge_empty_chans(user);
+               }
+               delete user;
        }
 }
 
@@ -2042,10 +2128,9 @@ void handle_n(char token,char* params,serverrec* source,serverrec* reply, char*
        char* newnick = strtok(NULL," ");
        
        userrec* user = Find(oldnick);
-       
+
        if (user)
        {
-               WriteCommon(user,"NICK %s",newnick);
                if (is_uline(tcp_host))
                {
                        int MOD_RESULT = 0;
@@ -2064,8 +2149,9 @@ void handle_n(char token,char* params,serverrec* source,serverrec* reply, char*
                        // broadcast this because its a services thingy
                        char buffer[MAXBUF];
                        snprintf(buffer,MAXBUF,"n %s %s",user->nick,newnick);
-                       NetSendToAll(buffer);
+                       NetSendToAllExcept(tcp_host,buffer);
                }
+               WriteCommon(user,"NICK %s",newnick);
                user = ReHashNick(user->nick, newnick);
                if (!user) return;
                if (!user->nick) return;
@@ -2173,6 +2259,7 @@ void handle_N(char token,char* params,serverrec* source,serverrec* reply, char*
        strlcpy(clientlist[nick]->server, server,256);
        strlcpy(clientlist[nick]->ident, ident,10); // +1 char to compensate for tilde
        strlcpy(clientlist[nick]->fullname, gecos,128);
+       strlcpy(clientlist[nick]->ip,ipaddr,32);
        clientlist[nick]->signon = TS;
        clientlist[nick]->nping = 0; // this is ignored for a remote user anyway.
        clientlist[nick]->lastping = 1;
@@ -2181,9 +2268,14 @@ void handle_N(char token,char* params,serverrec* source,serverrec* reply, char*
        clientlist[nick]->idle_lastmsg = TIME; // this is unrealiable and wont actually be used locally
        for (int i = 0; i < MAXCHANS; i++)
        {
-               clientlist[nick]->chans[i].channel = NULL;
-               clientlist[nick]->chans[i].uc_modes = 0;
-       }
+               clientlist[nick]->chans[i].channel = NULL;
+               clientlist[nick]->chans[i].uc_modes = 0;
+       }
+       FOREACH_MOD OnGlobalConnect(clientlist[nick]);
+       if (strchr(clientlist[nick]->modes,'o'))
+       {
+               FOREACH_MOD OnGlobalOper(clientlist[nick]);
+       }
 }
 
 void handle_F(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
@@ -2392,7 +2484,7 @@ void handle_amp(char token,char* params,serverrec* source,serverrec* reply, char
        }
 }
 
-long authcookie;
+unsigned long authcookie;
 
 void handle_hash(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
 {
@@ -2403,6 +2495,7 @@ void handle_hash(char token,char* params,serverrec* source,serverrec* reply, cha
        char* create_time = strtok(NULL," ");
        char* duration = strtok(NULL," :");
        char* reason = strtok(NULL,"\r\n");
+       reason++;
        add_gline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
        // we must update the creation time on this gline
        // now that we've added it, or it wont expire at the right time.
@@ -2444,6 +2537,7 @@ void handle_add_sqline(char token,char* params,serverrec* source,serverrec* repl
        char* create_time = strtok(NULL," ");
        char* duration = strtok(NULL," :");
        char* reason = strtok(NULL,"\r\n");
+       reason++;
        add_qline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
        // we must update the creation time on this gline
        // now that we've added it, or it wont expire at the right time.
@@ -2486,6 +2580,7 @@ void handle_add_szline(char token,char* params,serverrec* source,serverrec* repl
        char* create_time = strtok(NULL," ");
        char* duration = strtok(NULL," :");
        char* reason = strtok(NULL,"\r\n");
+       reason++;
        add_zline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
        // we must update the creation time on this gline
        // now that we've added it, or it wont expire at the right time.
@@ -2534,6 +2629,7 @@ void handle_pipe(char token,char* params,serverrec* source,serverrec* reply, cha
 void process_restricted_commands(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host,char* ipaddr,int port)
 {
        char buffer[MAXBUF];
+       int MOD_RESULT = 0;
 
        switch(token)
        {
@@ -2545,7 +2641,7 @@ void process_restricted_commands(char token,char* params,serverrec* source,serve
                        // now broadcast this new servers address out to all servers that are linked to us,
                        // except the newcomer. They'll all attempt to connect back to it.
                        authcookie = rand()*rand();
-                       snprintf(buffer,MAXBUF,"~ %d",authcookie);
+                       snprintf(buffer,MAXBUF,"~ %lu",(unsigned long)authcookie);
                        NetSendToAll(buffer);
                break;
                // ~
@@ -2655,6 +2751,10 @@ void process_restricted_commands(char token,char* params,serverrec* source,serve
                case 'V':
                        handle_V(token,params,source,reply,tcp_host);
                break;
+               // v <servername> <arbitary version string>
+               case 'v':
+                       handle_v(token,params,source,reply,tcp_host);
+               break;
                // L <SOURCE> <CHANNEL> :<REASON>
                // User parting a channel
                case 'L':
@@ -2723,7 +2823,7 @@ void process_restricted_commands(char token,char* params,serverrec* source,serve
                        nb_start = 0;
                        // tell all the other servers to use this authcookie to connect back again
                        // got '+ test3.chatspike.net 7010 -2016508415' from test.chatspike.net
-                       snprintf(buffer,MAXBUF,"+ %s %s %d %d",tcp_host,ipaddr,port,authcookie);
+                       snprintf(buffer,MAXBUF,"+ %s %s %d %lu",tcp_host,ipaddr,port,(unsigned long)authcookie);
                        NetSendToAllExcept(tcp_host,buffer);
                break;
                case '/':
@@ -2751,7 +2851,33 @@ void process_restricted_commands(char token,char* params,serverrec* source,serve
                break;
                // anything else
                default:
-                       WriteOpers("WARNING! Unknown datagram type '%c'",token);
+                       MOD_RESULT = 0;
+                       string_list s;
+                       char* data = strtok(params," ");
+                       while (data)
+                       {
+                               if (*data == ':')
+                               {
+                                       // the last item is a special case
+                                       data++;
+                                       char datalast[MAXBUF];
+                                       strlcpy(datalast,data,MAXBUF);
+                                       data = strtok(NULL," ");
+                                       while (data)
+                                       {
+                                               strlcpy(datalast," ",MAXBUF);
+                                               strlcpy(datalast,data,MAXBUF);
+                                               data = strtok(NULL," ");
+                                       }
+                                       s.push_back(data);
+                                       break;
+                               }
+                               s.push_back(data);
+                               data = strtok(NULL," ");
+                       }
+                       FOREACH_RESULT(OnMeshToken(token,s,source,reply,tcp_host,ipaddr,port));
+                       if (!MOD_RESULT)
+                               WriteOpers("WARNING! Unknown datagram type '%c'",token);
                break;
        }
 }
@@ -2759,7 +2885,7 @@ void process_restricted_commands(char token,char* params,serverrec* source,serve
 
 void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
 {
-       if ((!strncmp(udp_msg,"USER ",5)) || (!strncmp(udp_msg,"NICK ",5)))
+       if ((!strncmp(udp_msg,"USER ",5)) || (!strncmp(udp_msg,"NICK ",5)) || (!strncmp(udp_msg,"PASS ",5)) || (!strncmp(udp_msg,"SERVER ",7)))
        {
                // a user on a server port, just close their connection.
                RemoveServer(tcp_host);
@@ -2770,6 +2896,11 @@ void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
        char token = udp_msg[0];
        char* old = udp_msg;
 
+       if ((token != ':') && (strlen(udp_msg)>1) && (udp_msg[1] != ' '))
+       {
+               WriteOpers("*** Discarded %d chars illegal data from %s",strlen(udp_msg),tcp_host);
+       }
+
        if (token == ':') // leading :servername or details - strip them off (services does this, sucky)
        {
                char* src = udp_msg+1;
@@ -2879,7 +3010,6 @@ void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
                
        }
 
-
        char* params = udp_msg + 2;
        char finalparam[1024];
        strcpy(finalparam," :xxxx");
@@ -2939,6 +3069,8 @@ void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
                char* revision = strtok(NULL," ");
                char* serverdesc = finalparam+2;
 
+               password = password;
+
                WriteOpers("CONNECT from %s (%s) (their port: %d)",servername,tcp_host,atoi(myport));
                
                ircd_connector* cn = serv->FindHost(servername);
@@ -3024,6 +3156,8 @@ void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
                char* servername = strtok(params," ");
                char* password = strtok(NULL," ");
                char* serverdesc = finalparam+2;
+
+               password = password;
                
                // TODO: we should do a check here to ensure that this server is one we recently initiated a
                // link with, and didnt hear an 's' or 'E' back from yet (these are the only two valid responses
@@ -3039,7 +3173,7 @@ void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
                char Link_Pass[1024];
                char Link_SendPass[1024];
                int LinkPort = 0;
-               
+
                // search for a corresponding <link> block in the config files
                for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
                {
@@ -3074,8 +3208,6 @@ void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
                                                        }
                                                }
                                        }
-                                       WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right noe! Possible intrusion attempt!",tcp_host);
-                                       return;
                                }
                        }
                        else {
@@ -3106,7 +3238,27 @@ void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
                char Link_SendPass[1024];
                int LinkPort = 0;
 
-               log(DEBUG,"U-token linked server detected.");
+               log(DEBUG,"U-token linked server detected.\n\nservername='%s' password='%s'\n\n",servername,password);
+
+               
+                for (int j = 0; j < 32; j++)
+                {
+                        if (me[j] != NULL)
+                        {
+                                for (int k = 0; k < me[j]->connectors.size(); k++)
+                                {
+                                        if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),servername))
+                                        {
+                                               char buffer[MAXBUF];
+                                               sprintf(buffer,"E :Access is denied (Server exists in the mesh)");
+                                               serv->SendPacket(buffer,tcp_host);
+                                               WriteOpers("CONNECT from %s denied, \"%s\" already exists!",tcp_host,servername);
+                                               RemoveServer(tcp_host);
+                                               return;
+                                       }
+                               }
+                       }
+               }
                
                // search for a corresponding <link> block in the config files
                for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
@@ -3132,11 +3284,14 @@ void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
                                                        if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
                                                        {
                                                                char buffer[MAXBUF];
+                                                               log(DEBUG,"Found matching link block");
                                                                me[j]->connectors[k].SetDescription(serverdesc);
                                                                me[j]->connectors[k].SetServerName(servername);
                                                                me[j]->connectors[k].SetState(STATE_SERVICES);
                                                                sprintf(buffer,"X 0");
                                                                serv->SendPacket(buffer,servername);
+                                                               sprintf(buffer,"s %s %s %lu :%s",ServerName,Link_SendPass,LinkPort,ServerDesc);
+                                                               serv->SendPacket(buffer,servername);
                                                                DoSync(me[j],servername);
                                                                snprintf(buffer,MAXBUF,"H %s",servername);
                                                                NetSendToAllExcept(servername,buffer);
@@ -3147,14 +3302,13 @@ void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
                                                        }
                                                }
                                        }
-                                       WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right noe! Possible intrusion attempt!",tcp_host);
-                                       return;
                                }
                        }
                        else {
                                log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
                        }
                }
+               log(DEBUG,"No matching link block found");
                char buffer[MAXBUF];
                sprintf(buffer,"E :Access is denied (no matching link block)");
                serv->SendPacket(buffer,tcp_host);
@@ -3170,9 +3324,6 @@ void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
                return;
        }
        else {
-
-               serverrec* source_server = NULL;
-
                for (int j = 0; j < 32; j++)
                {
                        if (me[j] != NULL)
@@ -3314,7 +3465,7 @@ void handle_gline(char **parameters, int pcnt, userrec *user)
        {
                add_gline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
                // # <mask> <who-set-it> <time-set> <duration> :<reason>
-               snprintf(netdata,MAXBUF,"# %s %s %ld %ld :%s",parameters[0],user->nick,TIME,duration(parameters[1]),parameters[2]);
+               snprintf(netdata,MAXBUF,"# %s %s %lu %lu :%s",parameters[0],user->nick,(unsigned long)TIME,(unsigned long)duration(parameters[1]),parameters[2]);
                NetSendToAll(netdata);
                if (!duration(parameters[1]))
                {