]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/modules/m_spanningtree.cpp
Change error from 'connection established' to 'connection started'
[user/henk/code/inspircd.git] / src / modules / m_spanningtree.cpp
index e98b7b4602e1e860ef79523616f51354d077383b..7e7e91382e44cad7cc3e2c6d0e31bf60e65cbf8c 100644 (file)
 
 using namespace std;
 
-#include <stdio.h>
-#include <vector>
-#include <deque>
-#include "globals.h"
-#include "inspircd_config.h"
-#include "hash_map.h"
 #include "configreader.h"
 #include "users.h"
 #include "channels.h"
 #include "modules.h"
-#include "commands.h"
 #include "commands/cmd_whois.h"
 #include "commands/cmd_stats.h"
 #include "socket.h"
-#include "helperfuncs.h"
 #include "inspircd.h"
-#include "inspstring.h"
-#include "hashcomp.h"
-#include "message.h"
+#include "wildcard.h"
 #include "xline.h"
-#include "typedefs.h"
 #include "cull_list.h"
 #include "aes.h"
 
 #define nspace __gnu_cxx
 
+
+/** If you make a change which breaks the protocol, increment this.
+ * If you  completely change the protocol, completely change the number.
+ */
+const long ProtocolVersion = 1101;
+
 /*
  * The server list in InspIRCd is maintained as two structures
  * which hold the data in different ways. Most of the time, we
@@ -65,16 +60,13 @@ using namespace std;
  * we can resort to recursion to walk the tree structure.
  */
 
+using irc::sockets::MatchCIDR;
+
 class ModuleSpanningTree;
 static ModuleSpanningTree* TreeProtocolModule;
+static InspIRCd* ServerInstance;
 
-extern ServerConfig* Config;
-extern InspIRCd* ServerInstance;
-extern std::vector<Module*> modules;
-extern std::vector<ircd_module*> factory;
-extern int MODCOUNT;
-
-/* Any socket can have one of five states at any one time.
+/** Any socket can have one of five states at any one time.
  * The LISTENER state indicates a socket which is listening
  * for connections. It cannot receive data itself, only incoming
  * sockets.
@@ -91,10 +83,6 @@ extern int MODCOUNT;
  */
 enum ServerState { LISTENER, CONNECTING, WAIT_AUTH_1, WAIT_AUTH_2, CONNECTED };
 
-/* We need to import these from the core for use in netbursts */
-extern user_hash clientlist;
-extern chan_hash chanlist;
-
 /* Foward declarations */
 class TreeServer;
 class TreeSocket;
@@ -104,8 +92,6 @@ class TreeSocket;
  */
 TreeServer *TreeRoot;
 
-static Server* Srv;
-
 /* This hash_map holds the hash equivalent of the server
  * tree, used for rapid linear lookups.
  */
@@ -118,7 +104,9 @@ typedef nspace::hash_map<std::string, char*> sid_hash;
 /* More forward declarations */
 bool DoOneToOne(std::string prefix, std::string command, std::deque<std::string> &params, std::string target);
 bool DoOneToAllButSender(std::string prefix, std::string command, std::deque<std::string> &params, std::string omit);
+bool DoOneToAllButSender(const char* prefix, const char* command, std::deque<std::string> &params, std::string omit);
 bool DoOneToMany(std::string prefix, std::string command, std::deque<std::string> &params);
+bool DoOneToMany(const char* prefix, const char* command, std::deque<std::string> &params);
 bool DoOneToAllButSenderRaw(std::string data, std::string omit, std::string prefix, irc::string command, std::deque<std::string> &params);
 void ReadConfiguration(bool rebind);
 
@@ -127,18 +115,6 @@ bool FlatLinks;
 /* Hide U-Lined servers in /MAP and /LINKS */
 bool HideULines;
 
-/* Imported from xline.cpp for use during netburst */
-extern std::vector<KLine> klines;
-extern std::vector<GLine> glines;
-extern std::vector<ZLine> zlines;
-extern std::vector<QLine> qlines;
-extern std::vector<ELine> elines;
-extern std::vector<KLine> pklines;
-extern std::vector<GLine> pglines;
-extern std::vector<ZLine> pzlines;
-extern std::vector<QLine> pqlines;
-extern std::vector<ELine> pelines;
-
 std::vector<std::string> ValidIPs;
 
 class UserManager : public classbase
@@ -189,7 +165,7 @@ class UserManager : public classbase
 };
 
 
-/* Each server in the tree is represented by one class of
+/** Each server in the tree is represented by one class of
  * type TreeServer. A locally connected TreeServer can
  * have a class of type TreeSocket associated with it, for
  * remote servers, the TreeSocket entry will be NULL.
@@ -203,9 +179,9 @@ class UserManager : public classbase
  * TreeServer items, deleting and inserting them as they
  * are created and destroyed.
  */
-
 class TreeServer : public classbase
 {
+       InspIRCd* ServerInstance;               /* Creator */
        TreeServer* Parent;                     /* Parent entry */
        TreeServer* Route;                      /* Route entry */
        std::vector<TreeServer*> Children;      /* List of child objects */
@@ -220,43 +196,44 @@ class TreeServer : public classbase
        
  public:
 
-       /* We don't use this constructor. Its a dummy, and won't cause any insertion
+       /** We don't use this constructor. Its a dummy, and won't cause any insertion
         * of the TreeServer into the hash_map. See below for the two we DO use.
         */
-       TreeServer()
+       TreeServer(InspIRCd* Instance) : ServerInstance(Instance)
        {
                Parent = NULL;
                ServerName = "";
                ServerDesc = "";
                VersionString = "";
                UserCount = OperCount = 0;
-               VersionString = Srv->GetVersion();
+               VersionString = ServerInstance->GetVersionString();
        }
 
-       /* We use this constructor only to create the 'root' item, TreeRoot, which
+       /** We use this constructor only to create the 'root' item, TreeRoot, which
         * represents our own server. Therefore, it has no route, no parent, and
         * no socket associated with it. Its version string is our own local version.
         */
-       TreeServer(std::string Name, std::string Desc) : ServerName(Name.c_str()), ServerDesc(Desc)
+       TreeServer(InspIRCd* Instance, std::string Name, std::string Desc) : ServerInstance(Instance), ServerName(Name.c_str()), ServerDesc(Desc)
        {
                Parent = NULL;
                VersionString = "";
                UserCount = OperCount = 0;
-               VersionString = Srv->GetVersion();
+               VersionString = ServerInstance->GetVersionString();
                Route = NULL;
                Socket = NULL; /* Fix by brain */
                AddHashEntry();
        }
 
-       /* When we create a new server, we call this constructor to initialize it.
+       /** When we create a new server, we call this constructor to initialize it.
         * This constructor initializes the server's Route and Parent, and sets up
         * its ping counters so that it will be pinged one minute from now.
         */
-       TreeServer(std::string Name, std::string Desc, TreeServer* Above, TreeSocket* Sock) : Parent(Above), ServerName(Name.c_str()), ServerDesc(Desc), Socket(Sock)
+       TreeServer(InspIRCd* Instance, std::string Name, std::string Desc, TreeServer* Above, TreeSocket* Sock)
+               : ServerInstance(Instance), Parent(Above), ServerName(Name.c_str()), ServerDesc(Desc), Socket(Sock)
        {
                VersionString = "";
                UserCount = OperCount = 0;
-               this->SetNextPingTime(time(NULL) + 120);
+               this->SetNextPingTime(time(NULL) + 60);
                this->SetPingFlag();
 
                /* find the 'route' for this server (e.g. the one directly connected
@@ -315,10 +292,10 @@ class TreeServer : public classbase
 
        int QuitUsers(const std::string &reason)
        {
-               log(DEBUG,"Removing all users from server %s",this->ServerName.c_str());
+               ServerInstance->Log(DEBUG,"Removing all users from server %s",this->ServerName.c_str());
                const char* reason_s = reason.c_str();
                std::vector<userrec*> time_to_die;
-               for (user_hash::iterator n = clientlist.begin(); n != clientlist.end(); n++)
+               for (user_hash::iterator n = ServerInstance->clientlist.begin(); n != ServerInstance->clientlist.end(); n++)
                {
                        if (!strcmp(n->second->server, this->ServerName.c_str()))
                        {
@@ -328,14 +305,14 @@ class TreeServer : public classbase
                for (std::vector<userrec*>::iterator n = time_to_die.begin(); n != time_to_die.end(); n++)
                {
                        userrec* a = (userrec*)*n;
-                       log(DEBUG,"Kill %s fd=%d",a->nick,a->fd);
+                       ServerInstance->Log(DEBUG,"Kill %s fd=%d",a->nick,a->GetFd());
                        if (!IS_LOCAL(a))
-                               kill_link(a,reason_s);
+                               userrec::QuitUser(ServerInstance,a,reason_s);
                }
                return time_to_die.size();
        }
 
-       /* This method is used to add the structure to the
+       /** This method is used to add the structure to the
         * hash_map for linear searches. It is only called
         * by the constructors.
         */
@@ -347,7 +324,7 @@ class TreeServer : public classbase
                        serverlist[this->ServerName.c_str()] = this;
        }
 
-       /* This method removes the reference to this object
+       /** This method removes the reference to this object
         * from the hash_map which is used for linear searches.
         * It is only called by the default destructor.
         */
@@ -359,10 +336,9 @@ class TreeServer : public classbase
                        serverlist.erase(iter);
        }
 
-       /* These accessors etc should be pretty self-
+       /** These accessors etc should be pretty self-
         * explanitory.
         */
-
        TreeServer* GetRoute()
        {
                return Route;
@@ -479,7 +455,7 @@ class TreeServer : public classbase
                return false;
        }
 
-       /* Removes child nodes of this node, and of that node, etc etc.
+       /** Removes child nodes of this node, and of that node, etc etc.
         * This is used during netsplits to automatically tidy up the
         * server tree. It is slow, we don't use it for much else.
         */
@@ -509,27 +485,30 @@ class TreeServer : public classbase
        }
 };
 
-/* The Link class might as well be a struct,
+/** The Link class might as well be a struct,
  * but this is C++ and we don't believe in structs (!).
  * It holds the entire information of one <link>
  * tag from the main config file. We maintain a list
  * of them, and populate the list on rehash/load.
  */
-
 class Link : public classbase
 {
  public:
-        irc::string Name;
-        std::string IPAddr;
-        int Port;
-        std::string SendPass;
-        std::string RecvPass;
-        unsigned long AutoConnect;
-        time_t NextConnectTime;
-        std::string EncryptionKey;
-        bool HiddenFromStats;
+       irc::string Name;
+       std::string IPAddr;
+       int Port;
+       std::string SendPass;
+       std::string RecvPass;
+       unsigned long AutoConnect;
+       time_t NextConnectTime;
+       std::string EncryptionKey;
+       bool HiddenFromStats;
+       irc::string FailOver;
 };
 
+void DoFailOver(Link* x);
+Link* FindLink(const std::string& name);
+
 /* The usual stuff for inspircd modules,
  * plus the vector of Link classes which we
  * use to store the <link> tags from the config
@@ -538,7 +517,7 @@ class Link : public classbase
 ConfigReader *Conf;
 std::vector<Link> LinkBlocks;
 
-/* Yay for fast searches!
+/** Yay for fast searches!
  * This is hundreds of times faster than recursion
  * or even scanning a linked list, especially when
  * there are more than a few servers to deal with.
@@ -558,7 +537,7 @@ TreeServer* FindServer(std::string ServerName)
        }
 }
 
-/* Returns the locally connected server we must route a
+/** Returns the locally connected server we must route a
  * message through to reach server 'ServerName'. This
  * only applies to one-to-one and not one-to-many routing.
  * See the comments for the constructor of TreeServer
@@ -579,7 +558,7 @@ TreeServer* BestRouteTo(std::string ServerName)
        }
 }
 
-/* Find the first server matching a given glob mask.
+/** Find the first server matching a given glob mask.
  * Theres no find-using-glob method of hash_map [awwww :-(]
  * so instead, we iterate over the list using an iterator
  * and match each one until we get a hit. Yes its slow,
@@ -589,7 +568,7 @@ TreeServer* FindServerMask(std::string ServerName)
 {
        for (server_hash::iterator i = serverlist.begin(); i != serverlist.end(); i++)
        {
-               if (Srv->MatchText(i->first.c_str(),ServerName))
+               if (match(i->first.c_str(),ServerName.c_str()))
                        return i->second;
        }
        return NULL;
@@ -606,30 +585,35 @@ class cmd_rconnect : public command_t
 {
        Module* Creator;
  public:
-       cmd_rconnect (Module* Callback) : command_t("RCONNECT", 'o', 2), Creator(Callback)
+       cmd_rconnect (InspIRCd* Instance, Module* Callback) : command_t(Instance, "RCONNECT", 'o', 2), Creator(Callback)
        {
                this->source = "m_spanningtree.so";
                syntax = "<remote-server-mask> <servermask>";
        }
 
-       void Handle (const char** parameters, int pcnt, userrec *user)
+       CmdResult Handle (const char** parameters, int pcnt, userrec *user)
        {
-               WriteServ(user->fd,"NOTICE %s :*** RCONNECT: Sending remote connect to \002%s\002 to connect server \002%s\002.",user->nick,parameters[0],parameters[1]);
+               user->WriteServ("NOTICE %s :*** RCONNECT: Sending remote connect to \002%s\002 to connect server \002%s\002.",user->nick,parameters[0],parameters[1]);
                /* Is this aimed at our server? */
-               if (Srv->MatchText(Srv->GetServerName(),parameters[0]))
+               if (ServerInstance->MatchText(ServerInstance->Config->ServerName,parameters[0]))
                {
                        /* Yes, initiate the given connect */
-                       WriteOpers("*** Remote CONNECT from %s matching \002%s\002, connecting server \002%s\002",user->nick,parameters[0],parameters[1]);
+                       ServerInstance->SNO->WriteToSnoMask('l',"Remote CONNECT from %s matching \002%s\002, connecting server \002%s\002",user->nick,parameters[0],parameters[1]);
                        const char* para[1];
                        para[0] = parameters[1];
-                       Creator->OnPreCommand("CONNECT", para, 1, user, true);
+                       std::string original_command = std::string("CONNECT ") + parameters[1];
+                       Creator->OnPreCommand("CONNECT", para, 1, user, true, original_command);
+
+                       return CMD_SUCCESS;
                }
+
+               return CMD_FAILURE;
        }
 };
  
 
 
-/* Every SERVER connection inbound or outbound is represented by
+/** Every SERVER connection inbound or outbound is represented by
  * an object of type TreeSocket.
  * TreeSockets, being inherited from InspSocket, can be tied into
  * the core socket engine, and we cn therefore receive activity events
@@ -640,7 +624,6 @@ class cmd_rconnect : public command_t
  * maintain a list of servers, some of which are directly connected,
  * some of which are not.
  */
-
 class TreeSocket : public InspSocket
 {
        std::string myhost;
@@ -656,16 +639,18 @@ class TreeSocket : public InspSocket
        AES* ctx_in;
        AES* ctx_out;
        unsigned int keylength;
-       
+       std::string ModuleList;
+       std::map<std::string,std::string> CapKeys;
+
  public:
 
-       /* Because most of the I/O gubbins are encapsulated within
+       /** Because most of the I/O gubbins are encapsulated within
         * InspSocket, we just call the superclass constructor for
         * most of the action, and append a few of our own values
         * to it.
         */
-       TreeSocket(std::string host, int port, bool listening, unsigned long maxtime)
-               : InspSocket(host, port, listening, maxtime)
+       TreeSocket(InspIRCd* SI, std::string host, int port, bool listening, unsigned long maxtime)
+               : InspSocket(SI, host, port, listening, maxtime)
        {
                myhost = host;
                this->LinkState = LISTENER;
@@ -673,8 +658,8 @@ class TreeSocket : public InspSocket
                this->ctx_out = NULL;
        }
 
-       TreeSocket(std::string host, int port, bool listening, unsigned long maxtime, std::string ServerName)
-               : InspSocket(host, port, listening, maxtime)
+       TreeSocket(InspIRCd* SI, std::string host, int port, bool listening, unsigned long maxtime, std::string ServerName)
+               : InspSocket(SI, host, port, listening, maxtime)
        {
                myhost = ServerName;
                this->LinkState = CONNECTING;
@@ -682,12 +667,12 @@ class TreeSocket : public InspSocket
                this->ctx_out = NULL;
        }
 
-       /* When a listening socket gives us a new file descriptor,
+       /** When a listening socket gives us a new file descriptor,
         * we must associate it with a socket without creating a new
         * connection. This constructor is used for this purpose.
         */
-       TreeSocket(int newfd, char* ip)
-               : InspSocket(newfd, ip)
+       TreeSocket(InspIRCd* SI, int newfd, char* ip)
+               : InspSocket(SI, newfd, ip)
        {
                this->LinkState = WAIT_AUTH_1;
                this->ctx_in = NULL;
@@ -710,17 +695,17 @@ class TreeSocket : public InspSocket
 
                ctx_in = new AES();
                ctx_out = new AES();
-               log(DEBUG,"Initialized AES key %s",key.c_str());
+               Instance->Log(DEBUG,"Initialized AES key %s",key.c_str());
                // key must be 16, 24, 32 etc bytes (multiple of 8)
                keylength = key.length();
                if (!(keylength == 16 || keylength == 24 || keylength == 32))
                {
-                       WriteOpers("*** \2ERROR\2: Key length for encryptionkey is not 16, 24 or 32 bytes in length!");
-                       log(DEBUG,"Key length not 16, 24 or 32 characters!");
+                       this->Instance->SNO->WriteToSnoMask('l',"\2ERROR\2: Key length for encryptionkey is not 16, 24 or 32 bytes in length!");
+                       Instance->Log(DEBUG,"Key length not 16, 24 or 32 characters!");
                }
                else
                {
-                       WriteOpers("*** \2AES\2: Initialized %d bit encryption to server %s",keylength*8,SName.c_str());
+                       this->Instance->SNO->WriteToSnoMask('l',"\2AES\2: Initialized %d bit encryption to server %s",keylength*8,SName.c_str());
                        ctx_in->MakeKey(key.c_str(), "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\
                                \0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", keylength, keylength);
                        ctx_out->MakeKey(key.c_str(), "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\
@@ -728,7 +713,7 @@ class TreeSocket : public InspSocket
                }
        }
        
-       /* When an outbound connection finishes connecting, we receive
+       /** When an outbound connection finishes connecting, we receive
         * this event, and must send our SERVER string to the other
         * side. If the other side is happy, as outlined in the server
         * to server docs on the inspircd.org site, the other side
@@ -743,22 +728,22 @@ class TreeSocket : public InspSocket
                        {
                                if (x->Name == this->myhost)
                                {
-                                       Srv->SendOpers("*** Connection to \2"+myhost+"\2["+(x->HiddenFromStats ? "<hidden>" : this->GetIP())+"] established.");
+                                       this->Instance->SNO->WriteToSnoMask('l',"Connection to \2"+myhost+"\2["+(x->HiddenFromStats ? "<hidden>" : this->GetIP())+"] started.");
                                        this->SendCapabilities();
                                        if (x->EncryptionKey != "")
                                        {
                                                if (!(x->EncryptionKey.length() == 16 || x->EncryptionKey.length() == 24 || x->EncryptionKey.length() == 32))
                                                {
-                                                       WriteOpers("\2WARNING\2: Your encryption key is NOT 16, 24 or 32 characters in length, encryption will \2NOT\2 be enabled.");
+                                                       this->Instance->SNO->WriteToSnoMask('l',"\2WARNING\2: Your encryption key is NOT 16, 24 or 32 characters in length, encryption will \2NOT\2 be enabled.");
                                                }
                                                else
                                                {
-                                                       this->WriteLine("AES "+Srv->GetServerName());
+                                                       this->WriteLine(std::string("AES ")+this->Instance->Config->ServerName);
                                                        this->InitAES(x->EncryptionKey,x->Name.c_str());
                                                }
                                        }
                                        /* found who we're supposed to be connecting to, send the neccessary gubbins. */
-                                       this->WriteLine("SERVER "+Srv->GetServerName()+" "+x->SendPass+" 0 :"+Srv->GetServerDescription());
+                                       this->WriteLine(std::string("SERVER ")+this->Instance->Config->ServerName+" "+x->SendPass+" 0 :"+this->Instance->Config->ServerDesc);
                                        return true;
                                }
                        }
@@ -768,7 +753,7 @@ class TreeSocket : public InspSocket
                 * If that happens the connection hangs here until it's closed. Unlikely
                 * and rather harmless.
                 */
-               Srv->SendOpers("*** Connection to \2"+myhost+"\2 lost link tag(!)");
+               this->Instance->SNO->WriteToSnoMask('l',"Connection to \2"+myhost+"\2 lost link tag(!)");
                return true;
        }
        
@@ -780,7 +765,10 @@ class TreeSocket : public InspSocket
                 */
                if (e == I_ERR_CONNECT)
                {
-                       Srv->SendOpers("*** Connection failed: Connection refused");
+                       this->Instance->SNO->WriteToSnoMask('l',"Connection failed: Connection to \002"+myhost+"\002 refused");
+                       Link* MyLink = FindLink(myhost);
+                       if (MyLink)
+                               DoFailOver(MyLink);
                }
        }
 
@@ -792,7 +780,7 @@ class TreeSocket : public InspSocket
                return true;
        }
 
-       /* Recursively send the server tree with distances as hops.
+       /** Recursively send the server tree with distances as hops.
         * This is used during network burst to inform the other server
         * (and any of ITS servers too) of what servers we know about.
         * If at any point any of these servers already exist on the other
@@ -820,14 +808,13 @@ class TreeSocket : public InspSocket
 
        std::string MyCapabilities()
        {
-               ServerConfig* Config = Srv->GetConfig();
                std::vector<std::string> modlist;
                std::string capabilities = "";
 
-               for (int i = 0; i <= MODCOUNT; i++)
+               for (int i = 0; i <= this->Instance->GetModuleCount(); i++)
                {
-                       if ((modules[i]->GetVersion().Flags & VF_STATIC) || (modules[i]->GetVersion().Flags & VF_COMMON))
-                               modlist.push_back(Config->module_names[i]);
+                       if (this->Instance->modules[i]->GetVersion().Flags & VF_COMMON)
+                               modlist.push_back(this->Instance->Config->module_names[i]);
                }
                sort(modlist.begin(),modlist.end());
                for (unsigned int i = 0; i < modlist.size(); i++)
@@ -841,37 +828,202 @@ class TreeSocket : public InspSocket
        
        void SendCapabilities()
        {
-               this->WriteLine("CAPAB "+MyCapabilities());
+               irc::commasepstream modulelist(MyCapabilities());
+
+               this->WriteLine("CAPAB START");
+
+               /* Send module names, split at 509 length */
+               std::string item = "*";
+               std::string line = "CAPAB MODULES ";
+               while ((item = modulelist.GetToken()) != "")
+               {
+                       if (line.length() + item.length() + 1 > 509)
+                       {
+                               this->WriteLine(line);
+                               line = "CAPAB MODULES ";
+                       }
+
+                       if (line != "CAPAB MODULES ")
+                               line.append(",");
+
+                       line.append(item);
+               }
+               if (line != "CAPAB MODULES ")
+                       this->WriteLine(line);
+
+               int ip6 = 0;
+               int ip6support = 0;
+#ifdef IPV6
+               ip6 = 1;
+#endif
+#ifdef SUPPORT_IP6LINKS
+               ip6support = 1;
+#endif
+               this->WriteLine("CAPAB CAPABILITIES :NICKMAX="+ConvToStr(NICKMAX)+" HALFOP="+ConvToStr(this->Instance->Config->AllowHalfop)+" CHANMAX="+ConvToStr(CHANMAX)+" MAXMODES="+ConvToStr(MAXMODES)+" IDENTMAX="+ConvToStr(IDENTMAX)+" MAXQUIT="+ConvToStr(MAXQUIT)+" MAXTOPIC="+ConvToStr(MAXTOPIC)+" MAXKICK="+ConvToStr(MAXKICK)+" MAXGECOS="+ConvToStr(MAXGECOS)+" MAXAWAY="+ConvToStr(MAXAWAY)+" IP6NATIVE="+ConvToStr(ip6)+" IP6SUPPORT="+ConvToStr(ip6support)+" PROTOCOL="+ConvToStr(ProtocolVersion));
+
+               this->WriteLine("CAPAB END");
+       }
+
+       /* Check a comma seperated list for an item */
+       bool HasItem(const std::string &list, const std::string &item)
+       {
+               irc::commasepstream seplist(list);
+
+               std::string item2 = "*";
+               while ((item2 = seplist.GetToken()) != "")
+               {
+                       if (item2 == item)
+                               return true;
+               }
+
+               return false;
+       }
+
+       /* Isolate and return the elements that are different between two comma seperated lists */
+       std::string ListDifference(const std::string &one, const std::string &two)
+       {
+               irc::commasepstream list_one(one);
+               std::string item = "*";
+               std::string result = "";
+               while ((item = list_one.GetToken()) != "")
+               {
+                       if (!HasItem(two, item))
+                       {
+                               result.append(" ");
+                               result.append(item);
+                       }
+               }
+               return result;
        }
 
        bool Capab(std::deque<std::string> params)
        {
-               if (params.size() != 1)
+               if (params.size() < 1)
                {
-                       this->WriteLine("ERROR :Invalid number of parameters for CAPAB");
+                       this->WriteLine("ERROR :Invalid number of parameters for CAPAB - Mismatched version");
                        return false;
                }
 
-               if (params[0] != this->MyCapabilities())
+               if (params[0] == "START")
                {
-                       std::string quitserver = this->myhost;
-                       if (this->InboundServerName != "")
+                       this->ModuleList = "";
+                       this->CapKeys.clear();
+               }
+               else if (params[0] == "END")
+               {
+                       std::string reason = "";
+                       int ip6support = 0;
+#ifdef SUPPORT_IP6LINKS
+                       ip6support = 1;
+#endif
+                       /* Compare ModuleList and check CapKeys...
+                        * Maybe this could be tidier? -- Brain
+                        */
+                       if ((this->ModuleList != this->MyCapabilities()) && (this->ModuleList.length()))
                        {
-                               quitserver = this->InboundServerName;
+                               std::string diff = ListDifference(this->ModuleList, this->MyCapabilities());
+                               if (!diff.length())
+                               {
+                                       diff = "your server:" + ListDifference(this->MyCapabilities(), this->ModuleList);
+                               }
+                               else
+                               {
+                                       diff = "this server:" + diff;
+                               }
+                               if (diff.length() == 12)
+                                       reason = "Module list in CAPAB is not alphabetically ordered, cannot compare lists.";
+                               else
+                                       reason = "Modules loaded on these servers are not correctly matched, these modules are not loaded on " + diff;
                        }
 
-                       WriteOpers("*** \2ERROR\2: Server '%s' does not have the same set of modules loaded, cannot link!",quitserver.c_str());
-                       WriteOpers("*** Our networked module set is: '%s'",this->MyCapabilities().c_str());
-                       WriteOpers("*** Other server's networked module set is: '%s'",params[0].c_str());
-                       WriteOpers("*** These lists must match exactly on both servers. Please correct these errors, and try again.");
-                       this->WriteLine("ERROR :CAPAB mismatch; My capabilities: '"+this->MyCapabilities()+"'");
-                       return false;
+                       if (((this->CapKeys.find("IP6SUPPORT") == this->CapKeys.end()) && (ip6support)) || ((this->CapKeys.find("IP6SUPPORT") != this->CapKeys.end()) && (this->CapKeys.find("IP6SUPPORT")->second != ConvToStr(ip6support))))
+                               reason = "We don't both support linking to IPV6 servers";
+
+                       if (((this->CapKeys.find("IP6NATIVE") != this->CapKeys.end()) && (this->CapKeys.find("IP6NATIVE")->second == "1")) && (!ip6support))
+                               reason = "The remote server is IPV6 native, and we don't support linking to IPV6 servers";
+
+                       if (((this->CapKeys.find("NICKMAX") == this->CapKeys.end()) || ((this->CapKeys.find("NICKMAX") != this->CapKeys.end()) && (this->CapKeys.find("NICKMAX")->second != ConvToStr(NICKMAX)))))
+                               reason = "Maximum nickname lengths differ or remote nickname length not specified";
+
+                       if (((this->CapKeys.find("PROTOCOL") == this->CapKeys.end()) || ((this->CapKeys.find("PROTOCOL") != this->CapKeys.end()) && (this->CapKeys.find("PROTOCOL")->second != ConvToStr(ProtocolVersion)))))
+                       {
+                               if (this->CapKeys.find("PROTOCOL") != this->CapKeys.end())
+                               {
+                                       reason = "Mismatched protocol versions "+this->CapKeys.find("PROTOCOL")->second+" and "+ConvToStr(ProtocolVersion);
+                               }
+                               else
+                               {
+                                       reason = "Protocol version not specified";
+                               }
+                       }
+
+                       if (((this->CapKeys.find("HALFOP") == this->CapKeys.end()) && (Instance->Config->AllowHalfop)) || ((this->CapKeys.find("HALFOP") != this->CapKeys.end()) && (this->CapKeys.find("HALFOP")->second != ConvToStr(Instance->Config->AllowHalfop))))
+                               reason = "We don't both have halfop support enabled/disabled identically";
+
+                       if (((this->CapKeys.find("IDENTMAX") == this->CapKeys.end()) || ((this->CapKeys.find("IDENTMAX") != this->CapKeys.end()) && (this->CapKeys.find("IDENTMAX")->second != ConvToStr(IDENTMAX)))))
+                               reason = "Maximum ident lengths differ or remote ident length not specified";
+
+                       if (((this->CapKeys.find("CHANMAX") == this->CapKeys.end()) || ((this->CapKeys.find("CHANMAX") != this->CapKeys.end()) && (this->CapKeys.find("CHANMAX")->second != ConvToStr(CHANMAX)))))
+                               reason = "Maximum channel lengths differ or remote channel length not specified";
+
+                       if (((this->CapKeys.find("MAXMODES") == this->CapKeys.end()) || ((this->CapKeys.find("MAXMODES") != this->CapKeys.end()) && (this->CapKeys.find("MAXMODES")->second != ConvToStr(MAXMODES)))))
+                               reason = "Maximum modes per line differ or remote modes per line not specified";
+
+                       if (((this->CapKeys.find("MAXQUIT") == this->CapKeys.end()) || ((this->CapKeys.find("MAXQUIT") != this->CapKeys.end()) && (this->CapKeys.find("MAXQUIT")->second != ConvToStr(MAXQUIT)))))
+                               reason = "Maximum quit lengths differ or remote quit length not specified";
+
+                       if (((this->CapKeys.find("MAXTOPIC") == this->CapKeys.end()) || ((this->CapKeys.find("MAXTOPIC") != this->CapKeys.end()) && (this->CapKeys.find("MAXTOPIC")->second != ConvToStr(MAXTOPIC)))))
+                               reason = "Maximum topic lengths differ or remote topic length not specified";
+
+                       if (((this->CapKeys.find("MAXKICK") == this->CapKeys.end()) || ((this->CapKeys.find("MAXKICK") != this->CapKeys.end()) && (this->CapKeys.find("MAXKICK")->second != ConvToStr(MAXKICK)))))
+                               reason = "Maximum kick lengths differ or remote kick length not specified";
+
+                       if (((this->CapKeys.find("MAXGECOS") == this->CapKeys.end()) || ((this->CapKeys.find("MAXGECOS") != this->CapKeys.end()) && (this->CapKeys.find("MAXGECOS")->second != ConvToStr(MAXGECOS)))))
+                               reason = "Maximum GECOS (fullname) lengths differ or remote GECOS length not specified";
+
+                       if (((this->CapKeys.find("MAXAWAY") == this->CapKeys.end()) || ((this->CapKeys.find("MAXAWAY") != this->CapKeys.end()) && (this->CapKeys.find("MAXAWAY")->second != ConvToStr(MAXAWAY)))))
+                               reason = "Maximum awaymessage lengths differ or remote awaymessage length not specified";
+
+                       if (reason.length())
+                       {
+                               this->WriteLine("ERROR :CAPAB negotiation failed: "+reason);
+                               return false;
+                       }
+               }
+               else if ((params[0] == "MODULES") && (params.size() == 2))
+               {
+                       if (!this->ModuleList.length())
+                       {
+                               this->ModuleList.append(params[1]);
+                       }
+                       else
+                       {
+                               this->ModuleList.append(",");
+                               this->ModuleList.append(params[1]);
+                       }
+               }
+               else if ((params[0] == "CAPABILITIES") && (params.size() == 2))
+               {
+                       irc::tokenstream capabs(params[1]);
+                       std::string item = "*";
+                       while ((item = capabs.GetToken()) != "")
+                       {
+                               /* Process each key/value pair */
+                               std::string::size_type equals = item.rfind('=');
+                               if (equals != std::string::npos)
+                               {
+                                       std::string var = item.substr(0, equals);
+                                       std::string value = item.substr(equals+1, item.length());
+                                       this->Instance->Log(DEBUG,"Key='%s' Value='%s'",var.c_str(),value.c_str());
+                                       CapKeys[var] = value;
+                               }
+                       }
                }
 
                return true;
        }
 
-       /* This function forces this server to quit, removing this server
+       /** This function forces this server to quit, removing this server
         * and any users on it (and servers and users below that, etc etc).
         * It's very slow and pretty clunky, but luckily unless your network
         * is having a REAL bad hair day, this function shouldnt be called
@@ -893,7 +1045,7 @@ class TreeSocket : public InspSocket
                num_lost_users += Current->QuitUsers(from);
        }
 
-       /* This is a wrapper function for SquitServer above, which
+       /** This is a wrapper function for SquitServer above, which
         * does some validation first and passes on the SQUIT to all
         * other remaining servers.
         */
@@ -907,11 +1059,11 @@ class TreeSocket : public InspSocket
                        DoOneToAllButSender(Current->GetParent()->GetName(),"SQUIT",params,Current->GetName());
                        if (Current->GetParent() == TreeRoot)
                        {
-                               Srv->SendOpers("Server \002"+Current->GetName()+"\002 split: "+reason);
+                               this->Instance->WriteOpers("Server \002"+Current->GetName()+"\002 split: "+reason);
                        }
                        else
                        {
-                               Srv->SendOpers("Server \002"+Current->GetName()+"\002 split from server \002"+Current->GetParent()->GetName()+"\002 with reason: "+reason);
+                               this->Instance->WriteOpers("Server \002"+Current->GetName()+"\002 split from server \002"+Current->GetParent()->GetName()+"\002 with reason: "+reason);
                        }
                        num_lost_servers = 0;
                        num_lost_users = 0;
@@ -920,15 +1072,15 @@ class TreeSocket : public InspSocket
                        Current->Tidy();
                        Current->GetParent()->DelChild(Current);
                        DELETE(Current);
-                       WriteOpers("Netsplit complete, lost \002%d\002 users on \002%d\002 servers.", num_lost_users, num_lost_servers);
+                       this->Instance->WriteOpers("Netsplit complete, lost \002%d\002 users on \002%d\002 servers.", num_lost_users, num_lost_servers);
                }
                else
                {
-                       log(DEFAULT,"Squit from unknown server");
+                       Instance->Log(DEFAULT,"Squit from unknown server");
                }
        }
 
-       /* FMODE command - server mode with timestamp checks */
+       /** FMODE command - server mode with timestamp checks */
        bool ForceMode(std::string source, std::deque<std::string> &params)
        {
                /* Chances are this is a 1.0 FMODE without TS */
@@ -942,7 +1094,7 @@ class TreeSocket : public InspSocket
                std::string sourceserv;
 
                /* Are we dealing with an FMODE from a user, or from a server? */
-               userrec* who = Srv->FindNick(source);
+               userrec* who = this->Instance->FindNick(source);
                if (who)
                {
                        /* FMODE from a user, set sourceserv to the users server name */
@@ -951,8 +1103,8 @@ class TreeSocket : public InspSocket
                else
                {
                        /* FMODE from a server, create a fake user to receive mode feedback */
-                       who = new userrec();
-                       who->fd = FD_MAGIC_NUMBER;
+                       who = new userrec(this->Instance);
+                       who->SetFd(FD_MAGIC_NUMBER);
                        smode = true;           /* Setting this flag tells us we should free the userrec later */
                        sourceserv = source;    /* Set sourceserv to the actual source string */
                }
@@ -978,7 +1130,7 @@ class TreeSocket : public InspSocket
                                
                }
                 /* Extract the TS value of the object, either userrec or chanrec */
-               userrec* dst = Srv->FindNick(params[0]);
+               userrec* dst = this->Instance->FindNick(params[0]);
                chanrec* chan = NULL;
                time_t ourTS = 0;
                if (dst)
@@ -987,7 +1139,7 @@ class TreeSocket : public InspSocket
                }
                else
                {
-                       chan = Srv->FindChannel(params[0]);
+                       chan = this->Instance->FindChan(params[0]);
                        if (chan)
                        {
                                ourTS = chan->age;
@@ -999,7 +1151,7 @@ class TreeSocket : public InspSocket
                 */
                if (TS == ourTS)
                {
-                       log(DEBUG,"Entering TS equality check");
+                       Instance->Log(DEBUG,"Entering TS equality check");
                        ModeHandler* mh = NULL;
                        unsigned long paramptr = 3;
                        std::string to_bounce = "";
@@ -1027,7 +1179,7 @@ class TreeSocket : public InspSocket
                                                        /* We only care about whats being set,
                                                         * not whats being unset
                                                         */
-                                                       mh = ServerInstance->ModeGrok->FindMode(*x, chan ? MODETYPE_CHANNEL : MODETYPE_USER);
+                                                       mh = this->Instance->Modes->FindMode(*x, chan ? MODETYPE_CHANNEL : MODETYPE_USER);
 
                                                        if ((mh) && (mh->GetNumParams(adding) > 0) && (!mh->IsListMode()))
                                                        {
@@ -1092,7 +1244,7 @@ class TreeSocket : public InspSocket
                                                        }
                                                        else
                                                        {
-                                                               mh = ServerInstance->ModeGrok->FindMode(*x, chan ? MODETYPE_CHANNEL : MODETYPE_USER);
+                                                               mh = this->Instance->Modes->FindMode(*x, chan ? MODETYPE_CHANNEL : MODETYPE_USER);
 
                                                                if (mh)
                                                                {
@@ -1109,7 +1261,7 @@ class TreeSocket : public InspSocket
        
                                                                        if ((mh->GetNumParams(adding) > 0) && (paramptr < params.size()))
                                                                        {
-                                                                               log(DEBUG,"Mode removal %d %d",adding, mh->GetNumParams(adding));
+                                                                               Instance->Log(DEBUG,"Mode removal %d %d",adding, mh->GetNumParams(adding));
                                                                                params_to_keep.push_back(params[paramptr++]);
                                                                        }
                                                                }
@@ -1117,7 +1269,7 @@ class TreeSocket : public InspSocket
                                                }
                                                else
                                                {
-                                                       mh = ServerInstance->ModeGrok->FindMode(*x, chan ? MODETYPE_CHANNEL : MODETYPE_USER);
+                                                       mh = this->Instance->Modes->FindMode(*x, chan ? MODETYPE_CHANNEL : MODETYPE_USER);
 
                                                        if (mh)
                                                        {
@@ -1143,7 +1295,8 @@ class TreeSocket : public InspSocket
                                newparams.push_back(params[0]);
                                newparams.push_back(ConvToStr(ourTS));
                                newparams.push_back(to_bounce+params_to_bounce);
-                               DoOneToOne(Srv->GetServerName(),"FMODE",newparams,sourceserv);
+                               Instance->Log(DEBUG,"BOUNCE BACK: %s",(to_bounce+params_to_bounce).c_str());
+                               DoOneToOne(this->Instance->Config->ServerName,"FMODE",newparams,sourceserv);
                        }
 
                        if (to_keep.length())
@@ -1153,24 +1306,24 @@ class TreeSocket : public InspSocket
                                modelist[0] = params[0].c_str();
                                modelist[1] = to_keep.c_str();
 
-                               if (params_to_keep.size() > 2)
+                               if (params_to_keep.size() > 1)
                                {
-                                       for (q = 2; (q < params_to_keep.size()) && (q < 64); q++)
+                                       for (q = 0; (q < params_to_keep.size()) && (q < 64); q++)
                                        {
-                                               log(DEBUG,"Item %d of %d", q, params_to_keep.size());
+                                               Instance->Log(DEBUG,"KEEP Item %d of %d: %s", q, params_to_keep.size(), params_to_keep[q].c_str());
                                                modelist[n++] = params_to_keep[q].c_str();
                                        }
                                }
 
                                if (smode)
                                {
-                                       log(DEBUG,"Send mode");
-                                       Srv->SendMode(modelist, n+2, who);
+                                       Instance->Log(DEBUG,"Send mode");
+                                       this->Instance->SendMode(modelist, n+2, who);
                                }
                                else
                                {
-                                       log(DEBUG,"Send mode client");
-                                       Srv->CallCommandHandler("MODE", modelist, n+2, who);
+                                       Instance->Log(DEBUG,"Send mode client");
+                                       this->Instance->CallCommandHandler("MODE", modelist, n+2, who);
                                }
 
                                /* HOT POTATO! PASS IT ON! */
@@ -1179,7 +1332,7 @@ class TreeSocket : public InspSocket
                }
                else
                /* U-lined servers always win regardless of their TS */
-               if ((TS > ourTS) && (!Srv->IsUlined(source)))
+               if ((TS > ourTS) && (!this->Instance->ULine(source.c_str())))
                {
                        /* Bounce the mode back to its sender.* We use our lower TS, so the other end
                         * SHOULD accept it, if its clock is right.
@@ -1224,7 +1377,7 @@ class TreeSocket : public InspSocket
                                        break;
                                        default:
                                                /* Find the mode handler for this mode */
-                                               mh = ServerInstance->ModeGrok->FindMode(*x, chan ? MODETYPE_CHANNEL : MODETYPE_USER);
+                                               mh = this->Instance->Modes->FindMode(*x, chan ? MODETYPE_CHANNEL : MODETYPE_USER);
 
                                                /* Got a mode handler?
                                                 * This also prevents us bouncing modes we have no handler for.
@@ -1283,24 +1436,24 @@ class TreeSocket : public InspSocket
                        /* Update the parameters for FMODE with the new 'bounced' string */
                        newparams[2] = modebounce;
                        /* Only send it back the way it came, no need to send it anywhere else */
-                       DoOneToOne(Srv->GetServerName(),"FMODE",newparams,sourceserv);
-                       log(DEBUG,"FMODE bounced intelligently, our TS less than theirs and the other server is NOT a uline.");
+                       DoOneToOne(this->Instance->Config->ServerName,"FMODE",newparams,sourceserv);
+                       Instance->Log(DEBUG,"FMODE bounced intelligently, our TS less than theirs and the other server is NOT a uline.");
                }
                else
                {
-                       log(DEBUG,"Allow modes, TS lower for sender");
+                       Instance->Log(DEBUG,"Allow modes, TS lower for sender");
                        /* The server was ulined, but something iffy is up with the TS.
                         * Sound the alarm bells!
                         */
-                       if ((Srv->IsUlined(sourceserv)) && (TS > ourTS))
+                       if ((this->Instance->ULine(sourceserv.c_str())) && (TS > ourTS))
                        {
-                               WriteOpers("\2WARNING!\2 U-Lined server '%s' has bad TS for '%s' (accepted change): \2SYNC YOUR CLOCKS\2 to avoid this notice",sourceserv.c_str(),params[0].c_str());
+                               this->Instance->WriteOpers("\2WARNING!\2 U-Lined server '%s' has bad TS for '%s' (accepted change): \2SYNC YOUR CLOCKS\2 to avoid this notice",sourceserv.c_str(),params[0].c_str());
                        }
                        /* Allow the mode, route it to either server or user command handling */
                        if (smode)
-                               Srv->SendMode(modelist,n,who);
+                               this->Instance->SendMode(modelist,n,who);
                        else
-                               Srv->CallCommandHandler("MODE", modelist, n, who);
+                               this->Instance->CallCommandHandler("MODE", modelist, n, who);
 
                        /* HOT POTATO! PASS IT ON! */
                        DoOneToAllButSender(source,"FMODE",params,sourceserv);
@@ -1312,7 +1465,7 @@ class TreeSocket : public InspSocket
                return true;
        }
 
-       /* FTOPIC command */
+       /** FTOPIC command */
        bool ForceTopic(std::string source, std::deque<std::string> &params)
        {
                if (params.size() != 4)
@@ -1320,7 +1473,7 @@ class TreeSocket : public InspSocket
                time_t ts = atoi(params[1].c_str());
                std::string nsource = source;
 
-               chanrec* c = Srv->FindChannel(params[0]);
+               chanrec* c = this->Instance->FindChan(params[0]);
                if (c)
                {
                        if ((ts >= c->topicset) || (!*c->topic))
@@ -1335,14 +1488,14 @@ class TreeSocket : public InspSocket
                                 */
                                if (oldtopic != params[3])
                                {
-                                       userrec* user = Srv->FindNick(source);
+                                       userrec* user = this->Instance->FindNick(source);
                                        if (!user)
                                        {
-                                               WriteChannelWithServ(source.c_str(), c, "TOPIC %s :%s", c->name, c->topic);
+                                               c->WriteChannelWithServ(source.c_str(), "TOPIC %s :%s", c->name, c->topic);
                                        }
                                        else
                                        {
-                                               WriteChannel(c, user, "TOPIC %s :%s", c->name, c->topic);
+                                               c->WriteChannel(user, "TOPIC %s :%s", c->name, c->topic);
                                                nsource = user->server;
                                        }
                                        /* all done, send it on its way */
@@ -1356,7 +1509,7 @@ class TreeSocket : public InspSocket
                return true;
        }
 
-       /* FJOIN, similar to unreal SJOIN */
+       /** FJOIN, similar to unreal SJOIN */
        bool ForceJoin(std::string source, std::deque<std::string> &params)
        {
                if (params.size() < 3)
@@ -1376,7 +1529,7 @@ class TreeSocket : public InspSocket
                time_t TS = atoi(params[1].c_str());
                char* key = "";
                
-               chanrec* chan = Srv->FindChannel(channel);
+               chanrec* chan = this->Instance->FindChan(channel);
                if (chan)
                {
                        key = chan->key;
@@ -1387,90 +1540,104 @@ class TreeSocket : public InspSocket
                 * channel will let the other side apply their modes.
                 */
                time_t ourTS = time(NULL)+600;
-               chanrec* us = Srv->FindChannel(channel);
+               chanrec* us = this->Instance->FindChan(channel);
                if (us)
                {
                        ourTS = us->age;
                }
 
-               log(DEBUG,"FJOIN detected, our TS=%lu, their TS=%lu",ourTS,TS);
+               /* XXX: PAY ATTENTION:
+                * In 1.1, if they have the newer channel, we immediately clear
+                * all status modes from our users. We then accept their modes.
+                * If WE have the newer channel its the other side's job to do this.
+                * Note that this causes the losing server to send out confirming
+                * FMODE lines.
+                */
+               if ((ourTS > TS) || (this->Instance->ULine(source.c_str())))
+               {
+                       Instance->Log(DEBUG,"FJOIN detected, our TS=%lu, their TS=%lu",ourTS,TS);
+                       std::deque<std::string> param_list;
+                       us->age = TS;
+                       ourTS = TS;
+                       param_list.push_back(chan->name);
+                       Instance->Log(DEBUG,"REMOVE ALL STATUS MODES FROM OUR USERS *NOW*");
+                       this->RemoveStatus(Instance->Config->ServerName, param_list);
+               }
+
+               irc::tokenstream users(params[2]);
+               std::string item = "*";
 
                /* do this first, so our mode reversals are correctly received by other servers
                 * if there is a TS collision.
                 */
+               params[2] = ":" + params[2];
                DoOneToAllButSender(source,"FJOIN",params,source);
-               
-               for (unsigned int usernum = 2; usernum < params.size(); usernum++)
+               while (item != "")
                {
-                       /* process one channel at a time, applying modes. */
-                       char* usr = (char*)params[usernum].c_str();
+                       item = users.GetToken();
+                       /* process one user at a time, applying modes. */
+                       char* usr = (char*)item.c_str();
                        /* Safety check just to make sure someones not sent us an FJOIN full of spaces
                         * (is this even possible?) */
                        if (usr && *usr)
                        {
-                               char permissions = *usr;
-                               switch (permissions)
+                               char* permissions = usr;
+                               int ntimes = 0;
+                               while ((*permissions) && (*permissions != ','))
                                {
-                                       case '@':
-                                               usr++;
-                                               mode_users[modectr++] = usr;
-                                               strlcat(modestring,"o",MAXBUF);
-                                       break;
-                                       case '%':
-                                               usr++;
-                                               mode_users[modectr++] = usr;
-                                               strlcat(modestring,"h",MAXBUF);
-                                       break;
-                                       case '+':
-                                               usr++;
-                                               mode_users[modectr++] = usr;
-                                               strlcat(modestring,"v",MAXBUF);
-                                       break;
+                                       ModeHandler* mh = Instance->Modes->FindPrefix(*permissions);
+                                       if (mh)
+                                       {
+                                               ntimes++;
+                                               charlcat(modestring,mh->GetModeChar(),MAXBUF);
+                                       }
+                                       else
+                                       {
+                                               this->Instance->WriteOpers("ERROR: We received a user with an unknown prefix '%c'. Closed connection to avoid a desync.",mh->GetPrefix());
+                                               this->WriteLine(std::string("ERROR :Invalid prefix '")+mh->GetModeChar()+"' in FJOIN");
+                                               return false;
+                                       }
+                                       usr++;
+                                       permissions++;
                                }
-                               who = Srv->FindNick(usr);
+                               usr++;
+
+                               /* Did they get any modes? How many times? */
+                               for (int k = 0; k < ntimes; k++)
+                                       mode_users[modectr++] = strdup(usr);
+
+                               who = this->Instance->FindNick(usr);
                                if (who)
                                {
-                                       Srv->JoinUserToChannel(who,channel,key);
+                                       chanrec::JoinUser(this->Instance, who, channel.c_str(), true, key);
                                        if (modectr >= (MAXMODES-1))
                                        {
                                                /* theres a mode for this user. push them onto the mode queue, and flush it
                                                 * if there are more than MAXMODES to go.
                                                 */
-                                               if ((ourTS >= TS) || (Srv->IsUlined(who->server)))
+                                               if ((ourTS >= TS) || (this->Instance->ULine(who->server)))
                                                {
                                                        /* We also always let u-lined clients win, no matter what the TS value */
-                                                       log(DEBUG,"Our our channel newer than theirs, accepting their modes");
-                                                       Srv->SendMode((const char**)mode_users,modectr,who);
+                                                       Instance->Log(DEBUG,"Our our channel newer than theirs, accepting their modes");
+                                                       this->Instance->SendMode((const char**)mode_users,modectr,who);
                                                        if (ourTS != TS)
                                                        {
-                                                               log(DEFAULT,"Channel TS for %s changed from %lu to %lu",us->name,ourTS,TS);
+                                                               Instance->Log(DEFAULT,"Channel TS for %s changed from %lu to %lu",us->name,ourTS,TS);
                                                                us->age = TS;
                                                                ourTS = TS;
                                                        }
                                                }
-                                               else
-                                               {
-                                                       log(DEBUG,"Their channel newer than ours, bouncing their modes");
-                                                       /* bouncy bouncy! */
-                                                       std::deque<std::string> params;
-                                                       /* modes are now being UNSET... */
-                                                       *mode_users[1] = '-';
-                                                       for (unsigned int x = 0; x < modectr; x++)
-                                                       {
-                                                               if (x == 1)
-                                                               {
-                                                                       params.push_back(ConvToStr(us->age));
-                                                               }
-                                                               params.push_back(mode_users[x]);
-                                                               
-                                                       }
-                                                       // tell everyone to bounce the modes. bad modes, bad!
-                                                       DoOneToMany(Srv->GetServerName(),"FMODE",params);
-                                               }
                                                strcpy(mode_users[1],"+");
+                                               for (unsigned int f = 2; f < modectr; f++)
+                                                       free(mode_users[f]);
                                                modectr = 2;
                                        }
                                }
+                               else
+                               {
+                                       Instance->Log(SPARSE,"Warning! Invalid user in FJOIN to channel %s IGNORED", channel.c_str());
+                                       continue;
+                               }
                        }
                }
                /* there werent enough modes built up to flush it during FJOIN,
@@ -1480,62 +1647,30 @@ class TreeSocket : public InspSocket
                {
                        if (ourTS >= TS)
                        {
-                               log(DEBUG,"Our our channel newer than theirs, accepting their modes");
-                               Srv->SendMode((const char**)mode_users,modectr,who);
+                               Instance->Log(DEBUG,"Our our channel newer than theirs, accepting their modes");
+                               this->Instance->SendMode((const char**)mode_users,modectr,who);
                                if (ourTS != TS)
                                {
-                                       log(DEFAULT,"Channel TS for %s changed from %lu to %lu",us->name,ourTS,TS);
+                                       Instance->Log(DEFAULT,"Channel TS for %s changed from %lu to %lu",us->name,ourTS,TS);
                                        us->age = TS;
                                        ourTS = TS;
                                }
                        }
-                       else
-                       {
-                               log(DEBUG,"Their channel newer than ours, bouncing their modes");
-                               std::deque<std::string> params;
-                               *mode_users[1] = '-';
-                               for (unsigned int x = 0; x < modectr; x++)
-                               {
-                                       if (x == 1)
-                                       {
-                                               params.push_back(ConvToStr(us->age));
-                                       }
-                                       params.push_back(mode_users[x]);
-                               }
-                               DoOneToMany(Srv->GetServerName(),"FMODE",params);
-                       }
-               }
-               return true;
-       }
 
-       bool SyncChannelTS(std::string source, std::deque<std::string> &params)
-       {
-               if (params.size() >= 2)
-               {
-                       chanrec* c = Srv->FindChannel(params[0]);
-                       if (c)
-                       {
-                               time_t theirTS = atoi(params[1].c_str());
-                               time_t ourTS = c->age;
-                               if (ourTS >= theirTS)
-                               {
-                                       log(DEBUG,"Updating timestamp for %s, our timestamp was %lu and theirs is %lu",c->name,ourTS,theirTS);
-                                       c->age = theirTS;
-                               }
-                       }
+                       for (unsigned int f = 2; f < modectr; f++)
+                               free(mode_users[f]);
                }
-               DoOneToAllButSender(Srv->GetServerName(),"SYNCTS",params,source);
                return true;
        }
 
-       /* NICK command */
+       /** NICK command */
        bool IntroduceClient(std::string source, std::deque<std::string> &params)
        {
                if (params.size() < 8)
                        return true;
                if (params.size() > 8)
                {
-                       this->WriteLine(":"+Srv->GetServerName()+" KILL "+params[1]+" :Invalid client introduction ("+params[1]+"?)");
+                       this->WriteLine(std::string(":")+this->Instance->Config->ServerName+" KILL "+params[1]+" :Invalid client introduction ("+params[1]+"?)");
                        return true;
                }
                // NICK age nick host dhost ident +modes ip :gecos
@@ -1545,43 +1680,46 @@ class TreeSocket : public InspSocket
                /* This used to have a pretty craq'y loop doing the same thing,
                 * now we just let the STL do the hard work (more efficiently)
                 */
-               params[5] = params[5].substr(params[5].find_first_not_of('+'));
+               std::string::size_type pos_after_plus = params[5].find_first_not_of('+');
+               if (pos_after_plus != std::string::npos)
+                       params[5] = params[5].substr(pos_after_plus);
                
                const char* tempnick = params[1].c_str();
-               log(DEBUG,"Introduce client %s!%s@%s",tempnick,params[4].c_str(),params[2].c_str());
+               Instance->Log(DEBUG,"Introduce client %s!%s@%s",tempnick,params[4].c_str(),params[2].c_str());
                
-               user_hash::iterator iter = clientlist.find(tempnick);
+               user_hash::iterator iter = this->Instance->clientlist.find(tempnick);
                
-               if (iter != clientlist.end())
+               if (iter != this->Instance->clientlist.end())
                {
                        // nick collision
-                       log(DEBUG,"Nick collision on %s!%s@%s: %lu %lu",tempnick,params[4].c_str(),params[2].c_str(),(unsigned long)age,(unsigned long)iter->second->age);
-                       this->WriteLine(":"+Srv->GetServerName()+" KILL "+tempnick+" :Nickname collision");
+                       Instance->Log(DEBUG,"Nick collision on %s!%s@%s: %lu %lu",tempnick,params[4].c_str(),params[2].c_str(),(unsigned long)age,(unsigned long)iter->second->age);
+                       this->WriteLine(std::string(":")+this->Instance->Config->ServerName+" KILL "+tempnick+" :Nickname collision");
                        return true;
                }
 
-               clientlist[tempnick] = new userrec();
-               clientlist[tempnick]->fd = FD_MAGIC_NUMBER;
-               strlcpy(clientlist[tempnick]->nick, tempnick,NICKMAX-1);
-               strlcpy(clientlist[tempnick]->host, params[2].c_str(),63);
-               strlcpy(clientlist[tempnick]->dhost, params[3].c_str(),63);
-               clientlist[tempnick]->server = FindServerNamePtr(source.c_str());
-               strlcpy(clientlist[tempnick]->ident, params[4].c_str(),IDENTMAX);
-               strlcpy(clientlist[tempnick]->fullname, params[7].c_str(),MAXGECOS);
-               clientlist[tempnick]->registered = REG_ALL;
-               clientlist[tempnick]->signon = age;
+               userrec* _new = new userrec(this->Instance);
+               this->Instance->clientlist[tempnick] = _new;
+               _new->SetFd(FD_MAGIC_NUMBER);
+               strlcpy(_new->nick, tempnick,NICKMAX-1);
+               strlcpy(_new->host, params[2].c_str(),63);
+               strlcpy(_new->dhost, params[3].c_str(),63);
+               _new->server = this->Instance->FindServerNamePtr(source.c_str());
+               strlcpy(_new->ident, params[4].c_str(),IDENTMAX);
+               strlcpy(_new->fullname, params[7].c_str(),MAXGECOS);
+               _new->registered = REG_ALL;
+               _new->signon = age;
                
                for (std::string::iterator v = params[5].begin(); v != params[5].end(); v++)
-               {
-                       clientlist[tempnick]->modes[(*v)-65] = 1;
-               }
+                       _new->modes[(*v)-65] = 1;
 
+#ifdef SUPPORT_IP6LINKS
                if (params[6].find_first_of(":") != std::string::npos)
-                       clientlist[tempnick]->SetSockAddr(AF_INET6, params[6].c_str(), 0);
+                       _new->SetSockAddr(AF_INET6, params[6].c_str(), 0);
                else
-                       clientlist[tempnick]->SetSockAddr(AF_INET, params[6].c_str(), 0);
+#endif
+                       _new->SetSockAddr(AF_INET, params[6].c_str(), 0);
 
-               WriteOpers("*** Client connecting at %s: %s!%s@%s [%s]",clientlist[tempnick]->server,clientlist[tempnick]->nick,clientlist[tempnick]->ident,clientlist[tempnick]->host, clientlist[tempnick]->GetIPString());
+               this->Instance->SNO->WriteToSnoMask('C',"Client connecting at %s: %s!%s@%s [%s]",_new->server,_new->nick,_new->ident,_new->host, _new->GetIPString());
 
                params[7] = ":" + params[7];
                DoOneToAllButSender(source,"NICK",params,source);
@@ -1590,25 +1728,25 @@ class TreeSocket : public InspSocket
                TreeServer* SourceServer = FindServer(source);
                if (SourceServer)
                {
-                       log(DEBUG,"Found source server of %s",clientlist[tempnick]->nick);
+                       Instance->Log(DEBUG,"Found source server of %s",_new->nick);
                        SourceServer->AddUserCount();
                }
 
                return true;
        }
 
-       /* Send one or more FJOINs for a channel of users.
+       /** Send one or more FJOINs for a channel of users.
         * If the length of a single line is more than 480-NICKMAX
         * in length, it is split over multiple lines.
         */
        void SendFJoins(TreeServer* Current, chanrec* c)
        {
-               log(DEBUG,"Sending FJOINs to other server for %s",c->name);
+               Instance->Log(DEBUG,"Sending FJOINs to other server for %s",c->name);
                char list[MAXBUF];
-               std::string individual_halfops = ":"+Srv->GetServerName()+" FMODE "+c->name+" "+ConvToStr(c->age);
+               std::string individual_halfops = std::string(":")+this->Instance->Config->ServerName+" FMODE "+c->name+" "+ConvToStr(c->age);
                
                size_t dlen, curlen;
-               dlen = curlen = snprintf(list,MAXBUF,":%s FJOIN %s %lu",Srv->GetServerName().c_str(),c->name,(unsigned long)c->age);
+               dlen = curlen = snprintf(list,MAXBUF,":%s FJOIN %s %lu",this->Instance->Config->ServerName,c->name,(unsigned long)c->age);
                int numusers = 0;
                char* ptr = list + dlen;
 
@@ -1620,31 +1758,8 @@ class TreeSocket : public InspSocket
 
                for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
                {
-                       int x = cflags(i->second,c);
-                       if ((x & UCMODE_HOP) && (x & UCMODE_OP))
-                       {
-                               specific_halfop.push_back(i->second);
-                       }
-                       if (((x & UCMODE_HOP) || (x & UCMODE_OP)) && (x & UCMODE_VOICE))
-                       {
-                               specific_voice.push_back(i->second);
-                       }
-
-                       const char* n = "";
-                       if (x & UCMODE_OP)
-                       {
-                               n = "@";
-                       }
-                       else if (x & UCMODE_HOP)
-                       {
-                               n = "%";
-                       }
-                       else if (x & UCMODE_VOICE)
-                       {
-                               n = "+";
-                       }
-
-                       size_t ptrlen = snprintf(ptr, MAXBUF, " %s%s", n, i->second->nick);
+                       // The first parameter gets a : before it
+                       size_t ptrlen = snprintf(ptr, MAXBUF, " %s%s,%s", !numusers ? ":" : "", c->GetAllPrefixChars(i->second), i->second->nick);
 
                        curlen += ptrlen;
                        ptr += ptrlen;
@@ -1654,111 +1769,83 @@ class TreeSocket : public InspSocket
                        if (curlen > (480-NICKMAX))
                        {
                                this->WriteLine(list);
-                               dlen = curlen = snprintf(list,MAXBUF,":%s FJOIN %s %lu",Srv->GetServerName().c_str(),c->name,(unsigned long)c->age);
+                               dlen = curlen = snprintf(list,MAXBUF,":%s FJOIN %s %lu",this->Instance->Config->ServerName,c->name,(unsigned long)c->age);
                                ptr = list + dlen;
                                ptrlen = 0;
                                numusers = 0;
-                               for (unsigned int y = 0; y < specific_voice.size(); y++)
-                               {
-                                       modes.append("v");
-                                       params.append(specific_voice[y]->nick).append(" ");
-                                       //this->WriteLine(":"+Srv->GetServerName()+" FMODE "+c->name+" "+ConvToStr(c->age)+" +v "+specific_voice[y]->nick);
-                               }
-                               for (unsigned int y = 0; y < specific_halfop.size(); y++)
-                               {
-                                       modes.append("h");
-                                       params.append(specific_halfop[y]->nick).append(" ");
-                                       //this->WriteLine(":"+Srv->GetServerName()+" FMODE "+c->name+" "+ConvToStr(c->age)+" +h "+specific_halfop[y]->nick);
-                               }
                        }
                }
+
                if (numusers)
-               {
                        this->WriteLine(list);
-                       for (unsigned int y = 0; y < specific_voice.size(); y++)
-                       {
-                               modes.append("v");
-                               params.append(specific_voice[y]->nick).append(" ");
-                               //this->WriteLine(":"+Srv->GetServerName()+" FMODE "+c->name+" "+ConvToStr(c->age)+" +v "+specific_voice[y]->nick);
-                       }
-                       for (unsigned int y = 0; y < specific_halfop.size(); y++)
-                       {
-                               modes.append("h");
-                               params.append(specific_halfop[y]->nick).append(" ");
-                               //this->WriteLine(":"+Srv->GetServerName()+" FMODE "+c->name+" "+ConvToStr(c->age)+" +h "+specific_halfop[y]->nick);
-                       }
-               }
-               //std::string modes = "";
-               //std::string params = "";
+
                 for (BanList::iterator b = c->bans.begin(); b != c->bans.end(); b++)
                 {
                        modes.append("b");
                        params.append(b->data).append(" ");
                 }
-               /* XXX: Send each channel mode and its params -- we'll need a method for this in ModeHandler? */
-                //FOREACH_MOD(I_OnSyncChannel,OnSyncChannel(c->second,(Module*)TreeProtocolModule,(void*)this));
-               this->WriteLine(":"+Srv->GetServerName()+" FMODE "+c->name+" "+ConvToStr(c->age)+" +"+chanmodes(c,true)+modes+" "+params);
+               this->WriteLine(std::string(":")+this->Instance->Config->ServerName+" FMODE "+c->name+" "+ConvToStr(c->age)+" +"+c->ChanModes(true)+modes+" "+params);
        }
 
-       /* Send G, Q, Z and E lines */
+       /** Send G, Q, Z and E lines */
        void SendXLines(TreeServer* Current)
        {
                char data[MAXBUF];
-               std::string n = Srv->GetServerName();
+               std::string n = this->Instance->Config->ServerName;
                const char* sn = n.c_str();
                int iterations = 0;
                /* Yes, these arent too nice looking, but they get the job done */
-               for (std::vector<ZLine>::iterator i = zlines.begin(); i != zlines.end(); i++, iterations++)
+               for (std::vector<ZLine*>::iterator i = Instance->XLines->zlines.begin(); i != Instance->XLines->zlines.end(); i++, iterations++)
                {
-                       snprintf(data,MAXBUF,":%s ADDLINE Z %s %s %lu %lu :%s",sn,i->ipaddr,i->source,(unsigned long)i->set_time,(unsigned long)i->duration,i->reason);
+                       snprintf(data,MAXBUF,":%s ADDLINE Z %s %s %lu %lu :%s",sn,(*i)->ipaddr,(*i)->source,(unsigned long)(*i)->set_time,(unsigned long)(*i)->duration,(*i)->reason);
                        this->WriteLine(data);
                }
-               for (std::vector<QLine>::iterator i = qlines.begin(); i != qlines.end(); i++, iterations++)
+               for (std::vector<QLine*>::iterator i = Instance->XLines->qlines.begin(); i != Instance->XLines->qlines.end(); i++, iterations++)
                {
-                       snprintf(data,MAXBUF,":%s ADDLINE Q %s %s %lu %lu :%s",sn,i->nick,i->source,(unsigned long)i->set_time,(unsigned long)i->duration,i->reason);
+                       snprintf(data,MAXBUF,":%s ADDLINE Q %s %s %lu %lu :%s",sn,(*i)->nick,(*i)->source,(unsigned long)(*i)->set_time,(unsigned long)(*i)->duration,(*i)->reason);
                        this->WriteLine(data);
                }
-               for (std::vector<GLine>::iterator i = glines.begin(); i != glines.end(); i++, iterations++)
+               for (std::vector<GLine*>::iterator i = Instance->XLines->glines.begin(); i != Instance->XLines->glines.end(); i++, iterations++)
                {
-                       snprintf(data,MAXBUF,":%s ADDLINE G %s %s %lu %lu :%s",sn,i->hostmask,i->source,(unsigned long)i->set_time,(unsigned long)i->duration,i->reason);
+                       snprintf(data,MAXBUF,":%s ADDLINE G %s %s %lu %lu :%s",sn,(*i)->hostmask,(*i)->source,(unsigned long)(*i)->set_time,(unsigned long)(*i)->duration,(*i)->reason);
                        this->WriteLine(data);
                }
-               for (std::vector<ELine>::iterator i = elines.begin(); i != elines.end(); i++, iterations++)
+               for (std::vector<ELine*>::iterator i = Instance->XLines->elines.begin(); i != Instance->XLines->elines.end(); i++, iterations++)
                {
-                       snprintf(data,MAXBUF,":%s ADDLINE E %s %s %lu %lu :%s",sn,i->hostmask,i->source,(unsigned long)i->set_time,(unsigned long)i->duration,i->reason);
+                       snprintf(data,MAXBUF,":%s ADDLINE E %s %s %lu %lu :%s",sn,(*i)->hostmask,(*i)->source,(unsigned long)(*i)->set_time,(unsigned long)(*i)->duration,(*i)->reason);
                        this->WriteLine(data);
                }
-               for (std::vector<ZLine>::iterator i = pzlines.begin(); i != pzlines.end(); i++, iterations++)
+               for (std::vector<ZLine*>::iterator i = Instance->XLines->pzlines.begin(); i != Instance->XLines->pzlines.end(); i++, iterations++)
                {
-                       snprintf(data,MAXBUF,":%s ADDLINE Z %s %s %lu %lu :%s",sn,i->ipaddr,i->source,(unsigned long)i->set_time,(unsigned long)i->duration,i->reason);
+                       snprintf(data,MAXBUF,":%s ADDLINE Z %s %s %lu %lu :%s",sn,(*i)->ipaddr,(*i)->source,(unsigned long)(*i)->set_time,(unsigned long)(*i)->duration,(*i)->reason);
                        this->WriteLine(data);
                }
-               for (std::vector<QLine>::iterator i = pqlines.begin(); i != pqlines.end(); i++, iterations++)
+               for (std::vector<QLine*>::iterator i = Instance->XLines->pqlines.begin(); i != Instance->XLines->pqlines.end(); i++, iterations++)
                {
-                       snprintf(data,MAXBUF,":%s ADDLINE Q %s %s %lu %lu :%s",sn,i->nick,i->source,(unsigned long)i->set_time,(unsigned long)i->duration,i->reason);
+                       snprintf(data,MAXBUF,":%s ADDLINE Q %s %s %lu %lu :%s",sn,(*i)->nick,(*i)->source,(unsigned long)(*i)->set_time,(unsigned long)(*i)->duration,(*i)->reason);
                        this->WriteLine(data);
                }
-               for (std::vector<GLine>::iterator i = pglines.begin(); i != pglines.end(); i++, iterations++)
+               for (std::vector<GLine*>::iterator i = Instance->XLines->pglines.begin(); i != Instance->XLines->pglines.end(); i++, iterations++)
                {
-                       snprintf(data,MAXBUF,":%s ADDLINE G %s %s %lu %lu :%s",sn,i->hostmask,i->source,(unsigned long)i->set_time,(unsigned long)i->duration,i->reason);
+                       snprintf(data,MAXBUF,":%s ADDLINE G %s %s %lu %lu :%s",sn,(*i)->hostmask,(*i)->source,(unsigned long)(*i)->set_time,(unsigned long)(*i)->duration,(*i)->reason);
                        this->WriteLine(data);
                }
-               for (std::vector<ELine>::iterator i = pelines.begin(); i != pelines.end(); i++, iterations++)
+               for (std::vector<ELine*>::iterator i = Instance->XLines->pelines.begin(); i != Instance->XLines->pelines.end(); i++, iterations++)
                {
-                       snprintf(data,MAXBUF,":%s ADDLINE E %s %s %lu %lu :%s",sn,i->hostmask,i->source,(unsigned long)i->set_time,(unsigned long)i->duration,i->reason);
+                       snprintf(data,MAXBUF,":%s ADDLINE E %s %s %lu %lu :%s",sn,(*i)->hostmask,(*i)->source,(unsigned long)(*i)->set_time,(unsigned long)(*i)->duration,(*i)->reason);
                        this->WriteLine(data);
                }
        }
 
-       /* Send channel modes and topics */
+       /** Send channel modes and topics */
        void SendChannelModes(TreeServer* Current)
        {
                char data[MAXBUF];
                std::deque<std::string> list;
                int iterations = 0;
-               std::string n = Srv->GetServerName();
+               std::string n = this->Instance->Config->ServerName;
                const char* sn = n.c_str();
-               for (chan_hash::iterator c = chanlist.begin(); c != chanlist.end(); c++, iterations++)
+               for (chan_hash::iterator c = this->Instance->chanlist.begin(); c != this->Instance->chanlist.end(); c++, iterations++)
                {
                        SendFJoins(Current, c->second);
                        if (*c->second->topic)
@@ -1766,23 +1853,23 @@ class TreeSocket : public InspSocket
                                snprintf(data,MAXBUF,":%s FTOPIC %s %lu %s :%s",sn,c->second->name,(unsigned long)c->second->topicset,c->second->setby,c->second->topic);
                                this->WriteLine(data);
                        }
-                       FOREACH_MOD(I_OnSyncChannel,OnSyncChannel(c->second,(Module*)TreeProtocolModule,(void*)this));
+                       FOREACH_MOD_I(this->Instance,I_OnSyncChannel,OnSyncChannel(c->second,(Module*)TreeProtocolModule,(void*)this));
                        list.clear();
                        c->second->GetExtList(list);
                        for (unsigned int j = 0; j < list.size(); j++)
                        {
-                               FOREACH_MOD(I_OnSyncChannelMetaData,OnSyncChannelMetaData(c->second,(Module*)TreeProtocolModule,(void*)this,list[j]));
+                               FOREACH_MOD_I(this->Instance,I_OnSyncChannelMetaData,OnSyncChannelMetaData(c->second,(Module*)TreeProtocolModule,(void*)this,list[j]));
                        }
                }
        }
 
-       /* send all users and their oper state/modes */
+       /** send all users and their oper state/modes */
        void SendUsers(TreeServer* Current)
        {
                char data[MAXBUF];
                std::deque<std::string> list;
                int iterations = 0;
-               for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++, iterations++)
+               for (user_hash::iterator u = this->Instance->clientlist.begin(); u != this->Instance->clientlist.end(); u++, iterations++)
                {
                        if (u->second->registered == REG_ALL)
                        {
@@ -1796,36 +1883,32 @@ class TreeSocket : public InspSocket
                                {
                                        this->WriteLine(":"+std::string(u->second->nick)+" AWAY :"+std::string(u->second->awaymsg));
                                }
-                               FOREACH_MOD(I_OnSyncUser,OnSyncUser(u->second,(Module*)TreeProtocolModule,(void*)this));
+                               FOREACH_MOD_I(this->Instance,I_OnSyncUser,OnSyncUser(u->second,(Module*)TreeProtocolModule,(void*)this));
                                list.clear();
                                u->second->GetExtList(list);
                                for (unsigned int j = 0; j < list.size(); j++)
                                {
-                                       FOREACH_MOD(I_OnSyncUserMetaData,OnSyncUserMetaData(u->second,(Module*)TreeProtocolModule,(void*)this,list[j]));
+                                       FOREACH_MOD_I(this->Instance,I_OnSyncUserMetaData,OnSyncUserMetaData(u->second,(Module*)TreeProtocolModule,(void*)this,list[j]));
                                }
                        }
                }
        }
 
-       /* This function is called when we want to send a netburst to a local
+       /** This function is called when we want to send a netburst to a local
         * server. There is a set order we must do this, because for example
         * users require their servers to exist, and channels require their
         * users to exist. You get the idea.
         */
        void DoBurst(TreeServer* s)
        {
-               /* The calls here to ServerInstance-> yield the processing
-                * back to the core so that a large burst is split into at least 6 sections
-                * (possibly more)
-                */
                std::string burst = "BURST "+ConvToStr(time(NULL));
                std::string endburst = "ENDBURST";
                // Because by the end of the netburst, it  could be gone!
                std::string name = s->GetName();
-               Srv->SendOpers("*** Bursting to \2"+name+"\2.");
+               this->Instance->SNO->WriteToSnoMask('l',"Bursting to \2"+name+"\2.");
                this->WriteLine(burst);
                /* send our version string */
-               this->WriteLine(":"+Srv->GetServerName()+" VERSION :"+Srv->GetVersion());
+               this->WriteLine(std::string(":")+this->Instance->Config->ServerName+" VERSION :"+this->Instance->GetVersionString());
                /* Send server tree */
                this->SendServers(TreeRoot,s,1);
                /* Send users and their oper status */
@@ -1833,12 +1916,12 @@ class TreeSocket : public InspSocket
                /* Send everything else (channel modes, xlines etc) */
                this->SendChannelModes(s);
                this->SendXLines(s);            
-               FOREACH_MOD(I_OnSyncOtherMetaData,OnSyncOtherMetaData((Module*)TreeProtocolModule,(void*)this));
+               FOREACH_MOD_I(this->Instance,I_OnSyncOtherMetaData,OnSyncOtherMetaData((Module*)TreeProtocolModule,(void*)this));
                this->WriteLine(endburst);
-               Srv->SendOpers("*** Finished bursting to \2"+name+"\2.");
+               this->Instance->SNO->WriteToSnoMask('l',"Finished bursting to \2"+name+"\2.");
        }
 
-       /* This function is called when we receive data from a remote
+       /** This function is called when we receive data from a remote
         * server. We buffer the data in a std::string (it doesnt stay
         * there for long), reading using InspSocket::Read() which can
         * read up to 16 kilobytes in one operation.
@@ -1871,14 +1954,14 @@ class TreeSocket : public InspSocket
                                        char result[1024];
                                        memset(result,0,1024);
                                        memset(out,0,1024);
-                                       log(DEBUG,"Original string '%s'",ret.c_str());
+                                       Instance->Log(DEBUG,"Original string '%s'",ret.c_str());
                                        /* ERROR + CAPAB is still allowed unencryped */
                                        if ((ret.substr(0,7) != "ERROR :") && (ret.substr(0,6) != "CAPAB "))
                                        {
                                                int nbytes = from64tobits(out, ret.c_str(), 1024);
                                                if ((nbytes > 0) && (nbytes < 1024))
                                                {
-                                                       log(DEBUG,"m_spanningtree: decrypt %d bytes",nbytes);
+                                                       Instance->Log(DEBUG,"m_spanningtree: decrypt %d bytes",nbytes);
                                                        ctx_in->Decrypt(out, result, nbytes, 0);
                                                        for (int t = 0; t < nbytes; t++)
                                                                if (result[t] == '\7') result[t] = 0;
@@ -1888,7 +1971,7 @@ class TreeSocket : public InspSocket
                                }
                                if (!this->ProcessLine(ret))
                                {
-                                       log(DEBUG,"ProcessLine says no!");
+                                       Instance->Log(DEBUG,"ProcessLine says no!");
                                        return false;
                                }
                        }
@@ -1902,7 +1985,7 @@ class TreeSocket : public InspSocket
 
        int WriteLine(std::string line)
        {
-               log(DEBUG,"OUT: %s",line.c_str());
+               Instance->Log(DEBUG,"OUT: %s",line.c_str());
                if (this->ctx_out)
                {
                        char result[10240];
@@ -1913,7 +1996,7 @@ class TreeSocket : public InspSocket
                                int n = this->keylength - (line.length() % this->keylength);
                                if (n)
                                {
-                                       log(DEBUG,"Append %d chars to line to make it %d long from %d, key length %d",n,n+line.length(),line.length(),this->keylength);
+                                       Instance->Log(DEBUG,"Append %d chars to line to make it %d long from %d, key length %d",n,n+line.length(),line.length(),this->keylength);
                                        line.append(n,'\7');
                                }
                        }
@@ -1931,11 +2014,100 @@ class TreeSocket : public InspSocket
        {
                if (params.size() < 1)
                        return false;
-               WriteOpers("*** ERROR from %s: %s",(InboundServerName != "" ? InboundServerName.c_str() : myhost.c_str()),params[0].c_str());
+               this->Instance->SNO->WriteToSnoMask('l',"ERROR from %s: %s",(InboundServerName != "" ? InboundServerName.c_str() : myhost.c_str()),params[0].c_str());
                /* we will return false to cause the socket to close. */
                return false;
        }
 
+       /** remote MOTD. leet, huh? */
+       bool Motd(std::string prefix, std::deque<std::string> &params)
+       {
+               if (params.size() > 0)
+               {
+                       if (this->Instance->MatchText(this->Instance->Config->ServerName, params[0]))
+                       {
+                               /* It's for our server */
+                               string_list results;
+                               userrec* source = this->Instance->FindNick(prefix);
+
+                               if (source)
+                               {
+                                       std::deque<std::string> par;
+                                       par.push_back(prefix);
+                                       par.push_back("");
+
+                                       if (!Instance->Config->MOTD.size())
+                                       {
+                                               par[1] = std::string("::")+Instance->Config->ServerName+" 422 "+source->nick+" :Message of the day file is missing.";
+                                               DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
+                                               return true;
+                                       }
+   
+                                       par[1] = std::string("::")+Instance->Config->ServerName+" 375 "+source->nick+" :"+Instance->Config->ServerName+" message of the day";
+                                       DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
+   
+                                       for (unsigned int i = 0; i < Instance->Config->MOTD.size(); i++)
+                                       {
+                                               par[1] = std::string("::")+Instance->Config->ServerName+" 372 "+source->nick+" :- "+Instance->Config->MOTD[i];
+                                               DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
+                                       }
+     
+                                       par[1] = std::string("::")+Instance->Config->ServerName+" 376 "+source->nick+" End of message of the day.";
+                                       DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
+                               }
+                       }
+                       else
+                       {
+                               /* Pass it on */
+                               userrec* source = this->Instance->FindNick(prefix);
+                               if (source)
+                                       DoOneToOne(prefix, "MOTD", params, params[0]);
+                       }
+               }
+               return true;
+       }
+
+       /** remote ADMIN. leet, huh? */
+       bool Admin(std::string prefix, std::deque<std::string> &params)
+       {
+               if (params.size() > 0)
+               {
+                       if (this->Instance->MatchText(this->Instance->Config->ServerName, params[0]))
+                       {
+                               /* It's for our server */
+                               string_list results;
+                               userrec* source = this->Instance->FindNick(prefix);
+
+                               if (source)
+                               {
+                                       std::deque<std::string> par;
+                                       par.push_back(prefix);
+                                       par.push_back("");
+
+                                       par[1] = std::string("::")+Instance->Config->ServerName+" 256 "+source->nick+" :Administrative info for "+Instance->Config->ServerName;
+                                       DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
+
+                                       par[1] = std::string("::")+Instance->Config->ServerName+" 257 "+source->nick+" :Name     - "+Instance->Config->AdminName;
+                                       DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
+
+                                       par[1] = std::string("::")+Instance->Config->ServerName+" 258 "+source->nick+" :Nickname - "+Instance->Config->AdminNick;
+                                       DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
+
+                                       par[1] = std::string("::")+Instance->Config->ServerName+" 258 "+source->nick+" :E-Mail   - "+Instance->Config->AdminEmail;
+                                       DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
+                               }
+                       }
+                       else
+                       {
+                               /* Pass it on */
+                               userrec* source = this->Instance->FindNick(prefix);
+                               if (source)
+                                       DoOneToOne(prefix, "ADMIN", params, params[0]);
+                       }
+               }
+               return true;
+       }
+
        bool Stats(std::string prefix, std::deque<std::string> &params)
        {
                /* Get the reply to a STATS query if it matches this servername,
@@ -1943,28 +2115,28 @@ class TreeSocket : public InspSocket
                 */
                if (params.size() > 1)
                {
-                       if (Srv->MatchText(Srv->GetServerName(), params[1]))
+                       if (this->Instance->MatchText(this->Instance->Config->ServerName, params[1]))
                        {
                                /* It's for our server */
                                string_list results;
-                               userrec* source = Srv->FindNick(prefix);
+                               userrec* source = this->Instance->FindNick(prefix);
                                if (source)
                                {
                                        std::deque<std::string> par;
                                        par.push_back(prefix);
                                        par.push_back("");
-                                       DoStats(*(params[0].c_str()), source, results);
+                                       DoStats(this->Instance, *(params[0].c_str()), source, results);
                                        for (size_t i = 0; i < results.size(); i++)
                                        {
                                                par[1] = "::" + results[i];
-                                               DoOneToOne(Srv->GetServerName(), "PUSH",par, source->server);
+                                               DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
                                        }
                                }
                        }
                        else
                        {
                                /* Pass it on */
-                               userrec* source = Srv->FindNick(prefix);
+                               userrec* source = this->Instance->FindNick(prefix);
                                if (source)
                                        DoOneToOne(prefix, "STATS", params, params[1]);
                        }
@@ -1973,18 +2145,18 @@ class TreeSocket : public InspSocket
        }
 
 
-       /* Because the core won't let users or even SERVERS set +o,
+       /** Because the core won't let users or even SERVERS set +o,
         * we use the OPERTYPE command to do this.
         */
        bool OperType(std::string prefix, std::deque<std::string> &params)
        {
                if (params.size() != 1)
                {
-                       log(DEBUG,"Received invalid oper type from %s",prefix.c_str());
+                       Instance->Log(DEBUG,"Received invalid oper type from %s",prefix.c_str());
                        return true;
                }
                std::string opertype = params[0];
-               userrec* u = Srv->FindNick(prefix);
+               userrec* u = this->Instance->FindNick(prefix);
                if (u)
                {
                        u->modes[UM_OPERATOR] = 1;
@@ -1994,7 +2166,7 @@ class TreeSocket : public InspSocket
                return true;
        }
 
-       /* Because Andy insists that services-compatible servers must
+       /** Because Andy insists that services-compatible servers must
         * implement SVSNICK and SVSJOIN, that's exactly what we do :p
         */
        bool ForceNick(std::string prefix, std::deque<std::string> &params)
@@ -2002,7 +2174,7 @@ class TreeSocket : public InspSocket
                if (params.size() < 3)
                        return true;
 
-               userrec* u = Srv->FindNick(params[0]);
+               userrec* u = this->Instance->FindNick(params[0]);
 
                if (u)
                {
@@ -2014,7 +2186,11 @@ class TreeSocket : public InspSocket
                                /* This is not required as one is sent in OnUserPostNick below
                                 */
                                //DoOneToMany(u->nick,"NICK",par);
-                               Srv->ChangeUserNick(u,params[1]);
+                               if (!u->ForceNickChange(params[1].c_str()))
+                               {
+                                       userrec::QuitUser(this->Instance, u, "Nickname collision");
+                                       return true;
+                               }
                                u->age = atoi(params[2].c_str());
                        }
                }
@@ -2026,11 +2202,11 @@ class TreeSocket : public InspSocket
                if (params.size() < 2)
                        return true;
 
-               userrec* u = Srv->FindNick(params[0]);
+               userrec* u = this->Instance->FindNick(params[0]);
 
                if (u)
                {
-                       Srv->JoinUserToChannel(u,params[1],"");
+                       chanrec::JoinUser(this->Instance, u, params[1].c_str(), false);
                        DoOneToAllButSender(prefix,"SVSJOIN",params,prefix);
                }
                return true;
@@ -2043,10 +2219,10 @@ class TreeSocket : public InspSocket
 
                std::string servermask = params[0];
 
-               if (Srv->MatchText(Srv->GetServerName(),servermask))
+               if (this->Instance->MatchText(this->Instance->Config->ServerName,servermask))
                {
-                       Srv->SendOpers("*** Remote rehash initiated from server \002"+prefix+"\002.");
-                       Srv->RehashServer();
+                       this->Instance->SNO->WriteToSnoMask('l',"Remote rehash initiated from server \002"+prefix+"\002.");
+                       this->Instance->RehashServer();
                        ReadConfiguration(false);
                }
                DoOneToAllButSender(prefix,"REHASH",params,prefix);
@@ -2059,8 +2235,8 @@ class TreeSocket : public InspSocket
                        return true;
 
                std::string nick = params[0];
-               userrec* u = Srv->FindNick(prefix);
-               userrec* who = Srv->FindNick(nick);
+               userrec* u = this->Instance->FindNick(prefix);
+               userrec* who = this->Instance->FindNick(nick);
 
                if (who)
                {
@@ -2077,8 +2253,8 @@ class TreeSocket : public InspSocket
                        std::string reason = params[1];
                        params[1] = ":" + params[1];
                        DoOneToAllButSender(prefix,"KILL",params,sourceserv);
-                       ::Write(who->fd, ":%s KILL %s :%s (%s)", sourceserv.c_str(), who->nick, sourceserv.c_str(), reason.c_str());
-                       Srv->QuitUser(who,reason);
+                       who->Write(":%s KILL %s :%s (%s)", sourceserv.c_str(), who->nick, sourceserv.c_str(), reason.c_str());
+                       userrec::QuitUser(this->Instance,who,reason);
                }
                return true;
        }
@@ -2099,7 +2275,7 @@ class TreeSocket : public InspSocket
                else
                {
                        std::string forwardto = params[1];
-                       if (forwardto == Srv->GetServerName())
+                       if (forwardto == this->Instance->Config->ServerName)
                        {
                                /*
                                 * this is a PONG for us
@@ -2107,11 +2283,11 @@ class TreeSocket : public InspSocket
                                 * dump the PONG reply back to their fd. If its a server, do nowt.
                                 * Services might want to send these s->s, but we dont need to yet.
                                 */
-                               userrec* u = Srv->FindNick(prefix);
+                               userrec* u = this->Instance->FindNick(prefix);
 
                                if (u)
                                {
-                                       WriteServ(u->fd,"PONG %s %s",params[0].c_str(),params[1].c_str());
+                                       u->WriteServ("PONG %s %s",params[0].c_str(),params[1].c_str());
                                }
                        }
                        else
@@ -2135,22 +2311,22 @@ class TreeSocket : public InspSocket
                {
                        if (params[0] == "*")
                        {
-                               FOREACH_MOD(I_OnDecodeMetaData,OnDecodeMetaData(TYPE_OTHER,NULL,params[1],params[2]));
+                               FOREACH_MOD_I(this->Instance,I_OnDecodeMetaData,OnDecodeMetaData(TYPE_OTHER,NULL,params[1],params[2]));
                        }
                        else if (*(params[0].c_str()) == '#')
                        {
-                               chanrec* c = Srv->FindChannel(params[0]);
+                               chanrec* c = this->Instance->FindChan(params[0]);
                                if (c)
                                {
-                                       FOREACH_MOD(I_OnDecodeMetaData,OnDecodeMetaData(TYPE_CHANNEL,c,params[1],params[2]));
+                                       FOREACH_MOD_I(this->Instance,I_OnDecodeMetaData,OnDecodeMetaData(TYPE_CHANNEL,c,params[1],params[2]));
                                }
                        }
                        else if (*(params[0].c_str()) != '#')
                        {
-                               userrec* u = Srv->FindNick(params[0]);
+                               userrec* u = this->Instance->FindNick(params[0]);
                                if (u)
                                {
-                                       FOREACH_MOD(I_OnDecodeMetaData,OnDecodeMetaData(TYPE_USER,u,params[1],params[2]));
+                                       FOREACH_MOD_I(this->Instance,I_OnDecodeMetaData,OnDecodeMetaData(TYPE_USER,u,params[1],params[2]));
                                }
                        }
                }
@@ -2181,11 +2357,11 @@ class TreeSocket : public InspSocket
                if (params.size() < 1)
                        return true;
 
-               userrec* u = Srv->FindNick(prefix);
+               userrec* u = this->Instance->FindNick(prefix);
 
                if (u)
                {
-                       Srv->ChangeHost(u,params[0]);
+                       u->ChangeDisplayedHost(params[0].c_str());
                        DoOneToAllButSender(prefix,"FHOST",params,u->server);
                }
                return true;
@@ -2201,27 +2377,27 @@ class TreeSocket : public InspSocket
                switch (*(params[0].c_str()))
                {
                        case 'Z':
-                               propogate = add_zline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
-                               zline_set_creation_time(params[1].c_str(), atoi(params[3].c_str()));
+                               propogate = Instance->XLines->add_zline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
+                               Instance->XLines->zline_set_creation_time(params[1].c_str(), atoi(params[3].c_str()));
                        break;
                        case 'Q':
-                               propogate = add_qline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
-                               qline_set_creation_time(params[1].c_str(), atoi(params[3].c_str()));
+                               propogate = Instance->XLines->add_qline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
+                               Instance->XLines->qline_set_creation_time(params[1].c_str(), atoi(params[3].c_str()));
                        break;
                        case 'E':
-                               propogate = add_eline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
-                               eline_set_creation_time(params[1].c_str(), atoi(params[3].c_str()));
+                               propogate = Instance->XLines->add_eline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
+                               Instance->XLines->eline_set_creation_time(params[1].c_str(), atoi(params[3].c_str()));
                        break;
                        case 'G':
-                               propogate = add_gline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
-                               gline_set_creation_time(params[1].c_str(), atoi(params[3].c_str()));
+                               propogate = Instance->XLines->add_gline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
+                               Instance->XLines->gline_set_creation_time(params[1].c_str(), atoi(params[3].c_str()));
                        break;
                        case 'K':
-                               propogate = add_kline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
+                               propogate = Instance->XLines->add_kline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
                        break;
                        default:
                                /* Just in case... */
-                               Srv->SendOpers("*** \2WARNING\2: Invalid xline type '"+params[0]+"' sent by server "+prefix+", ignored!");
+                               this->Instance->SNO->WriteToSnoMask('x',"\2WARNING\2: Invalid xline type '"+params[0]+"' sent by server "+prefix+", ignored!");
                                propogate = false;
                        break;
                }
@@ -2231,19 +2407,19 @@ class TreeSocket : public InspSocket
                {
                        if (atoi(params[4].c_str()))
                        {
-                               WriteOpers("*** %s Added %cLINE on %s to expire in %lu seconds (%s).",prefix.c_str(),*(params[0].c_str()),params[1].c_str(),atoi(params[4].c_str()),params[5].c_str());
+                               this->Instance->SNO->WriteToSnoMask('x',"%s Added %cLINE on %s to expire in %lu seconds (%s).",prefix.c_str(),*(params[0].c_str()),params[1].c_str(),atoi(params[4].c_str()),params[5].c_str());
                        }
                        else
                        {
-                               WriteOpers("*** %s Added permenant %cLINE on %s (%s).",prefix.c_str(),*(params[0].c_str()),params[1].c_str(),params[5].c_str());
+                               this->Instance->SNO->WriteToSnoMask('x',"%s Added permenant %cLINE on %s (%s).",prefix.c_str(),*(params[0].c_str()),params[1].c_str(),params[5].c_str());
                        }
                        params[5] = ":" + params[5];
                        DoOneToAllButSender(prefix,"ADDLINE",params,prefix);
                }
                if (!this->bursting)
                {
-                       log(DEBUG,"Applying lines...");
-                       apply_lines(APPLY_ZLINES|APPLY_GLINES|APPLY_QLINES);
+                       Instance->Log(DEBUG,"Applying lines...");
+                       Instance->XLines->apply_lines(APPLY_ZLINES|APPLY_GLINES|APPLY_QLINES);
                }
                return true;
        }
@@ -2253,11 +2429,11 @@ class TreeSocket : public InspSocket
                if (params.size() < 1)
                        return true;
 
-               userrec* u = Srv->FindNick(prefix);
+               userrec* u = this->Instance->FindNick(prefix);
 
                if (u)
                {
-                       Srv->ChangeGECOS(u,params[0]);
+                       u->ChangeName(params[0].c_str());
                        params[0] = ":" + params[0];
                        DoOneToAllButSender(prefix,"FNAME",params,u->server);
                }
@@ -2269,23 +2445,22 @@ class TreeSocket : public InspSocket
                if (params.size() < 1)
                        return true;
 
-               log(DEBUG,"In IDLE command");
-               userrec* u = Srv->FindNick(prefix);
+               Instance->Log(DEBUG,"In IDLE command");
+               userrec* u = this->Instance->FindNick(prefix);
 
                if (u)
                {
-                       log(DEBUG,"USER EXISTS: %s",u->nick);
+                       Instance->Log(DEBUG,"USER EXISTS: %s",u->nick);
                        // an incoming request
                        if (params.size() == 1)
                        {
-                               userrec* x = Srv->FindNick(params[0]);
+                               userrec* x = this->Instance->FindNick(params[0]);
                                if ((x) && (IS_LOCAL(x)))
                                {
-                                       userrec* x = Srv->FindNick(params[0]);
-                                       log(DEBUG,"Got IDLE");
+                                       userrec* x = this->Instance->FindNick(params[0]);
                                        char signon[MAXBUF];
                                        char idle[MAXBUF];
-                                       log(DEBUG,"Sending back IDLE 3");
+
                                        snprintf(signon,MAXBUF,"%lu",(unsigned long)x->signon);
                                        snprintf(idle,MAXBUF,"%lu",(unsigned long)abs((x->idle_lastmsg)-time(NULL)));
                                        std::deque<std::string> par;
@@ -2304,16 +2479,15 @@ class TreeSocket : public InspSocket
                        else if (params.size() == 3)
                        {
                                std::string who_did_the_whois = params[0];
-                               userrec* who_to_send_to = Srv->FindNick(who_did_the_whois);
+                               userrec* who_to_send_to = this->Instance->FindNick(who_did_the_whois);
                                if ((who_to_send_to) && (IS_LOCAL(who_to_send_to)))
                                {
-                                       log(DEBUG,"Got final IDLE");
                                        // an incoming reply to a whois we sent out
                                        std::string nick_whoised = prefix;
                                        unsigned long signon = atoi(params[1].c_str());
                                        unsigned long idle = atoi(params[2].c_str());
                                        if ((who_to_send_to) && (IS_LOCAL(who_to_send_to)))
-                                               do_whois(who_to_send_to,u,signon,idle,nick_whoised.c_str());
+                                               do_whois(this->Instance,who_to_send_to,u,signon,idle,nick_whoised.c_str());
                                }
                                else
                                {
@@ -2330,14 +2504,14 @@ class TreeSocket : public InspSocket
                if (params.size() < 2)
                        return true;
 
-               userrec* u = Srv->FindNick(params[0]);
+               userrec* u = this->Instance->FindNick(params[0]);
 
                if (!u)
                        return true;
 
                if (IS_LOCAL(u))
                {
-                       ::Write(u->fd,"%s",params[1].c_str());
+                       u->Write(params[1]);
                }
                else
                {
@@ -2355,22 +2529,22 @@ class TreeSocket : public InspSocket
                if (params.size() == 2)
                {
                        // someone querying our time?
-                       if (Srv->GetServerName() == params[0])
+                       if (this->Instance->Config->ServerName == params[0])
                        {
-                               userrec* u = Srv->FindNick(params[1]);
+                               userrec* u = this->Instance->FindNick(params[1]);
                                if (u)
                                {
                                        char curtime[256];
                                        snprintf(curtime,256,"%lu",(unsigned long)time(NULL));
                                        params.push_back(curtime);
                                        params[0] = prefix;
-                                       DoOneToOne(Srv->GetServerName(),"TIME",params,params[0]);
+                                       DoOneToOne(this->Instance->Config->ServerName,"TIME",params,params[0]);
                                }
                        }
                        else
                        {
                                // not us, pass it on
-                               userrec* u = Srv->FindNick(params[1]);
+                               userrec* u = this->Instance->FindNick(params[1]);
                                if (u)
                                        DoOneToOne(prefix,"TIME",params,params[0]);
                        }
@@ -2378,7 +2552,7 @@ class TreeSocket : public InspSocket
                else if (params.size() == 3)
                {
                        // a response to a previous TIME
-                       userrec* u = Srv->FindNick(params[1]);
+                       userrec* u = this->Instance->FindNick(params[1]);
                        if ((u) && (IS_LOCAL(u)))
                        {
                        time_t rawtime = atol(params[2].c_str());
@@ -2387,7 +2561,7 @@ class TreeSocket : public InspSocket
                                char tms[26];
                                snprintf(tms,26,"%s",asctime(timeinfo));
                                tms[24] = 0;
-                       WriteServ(u->fd,"391 %s %s :%s",u->nick,prefix.c_str(),tms);
+                       u->WriteServ("391 %s %s :%s",u->nick,prefix.c_str(),tms);
                        }
                        else
                        {
@@ -2406,13 +2580,13 @@ class TreeSocket : public InspSocket
                if (params.size() == 1)
                {
                        std::string stufftobounce = params[0];
-                       this->WriteLine(":"+Srv->GetServerName()+" PONG "+stufftobounce);
+                       this->WriteLine(std::string(":")+this->Instance->Config->ServerName+" PONG "+stufftobounce);
                        return true;
                }
                else
                {
                        std::string forwardto = params[1];
-                       if (forwardto == Srv->GetServerName())
+                       if (forwardto == this->Instance->Config->ServerName)
                        {
                                // this is a ping for us, send back PONG to the requesting server
                                params[1] = params[0];
@@ -2428,6 +2602,52 @@ class TreeSocket : public InspSocket
                }
        }
 
+       bool RemoveStatus(std::string prefix, std::deque<std::string> &params)
+       {
+               if (params.size() < 1)
+                       return true;
+
+               chanrec* c = Instance->FindChan(params[0]);
+
+               if (c)
+               {
+                       CUList *ulist = c->GetUsers();
+                       for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
+                       {
+                               std::string modesequence = Instance->Modes->ModeString(i->second, c);
+                               if (modesequence.length())
+                               {
+                                       modesequence = "-" + modesequence;
+
+                                       std::deque<std::string> items;
+                                       const char* y[127];
+                                       unsigned int z = 0;
+                                       std::string x = "*";
+                                       irc::spacesepstream sep(modesequence);
+                                       
+                                       while ((x = sep.GetToken()) != "")
+                                       {
+                                               if (!z)
+                                               {
+                                                       y[z++] = c->name;
+                                                       items.push_back(c->name);
+                                                       items.push_back(ConvToStr(c->age));
+                                               }
+                                               items.push_back(x);
+                                               y[z++] = (items.end() - 1)->c_str();
+                                       }
+
+                                       DoOneToMany(Instance->Config->ServerName, "FMODE", items);
+                                       userrec* n = new userrec(Instance);
+                                       n->SetFd(FD_MAGIC_NUMBER);
+                                       Instance->SendMode(y,z,n);
+                                       delete n;
+                               }
+                       }
+               }
+               return true;
+       }
+
        bool RemoteServer(std::string prefix, std::deque<std::string> &params)
        {
                if (params.size() < 4)
@@ -2448,14 +2668,14 @@ class TreeSocket : public InspSocket
                if (CheckDupe)
                {
                        this->WriteLine("ERROR :Server "+servername+" already exists!");
-                       Srv->SendOpers("*** Server connection from \2"+servername+"\2 denied, already exists");
+                       this->Instance->SNO->WriteToSnoMask('l',"Server connection from \2"+servername+"\2 denied, already exists");
                        return false;
                }
-               TreeServer* Node = new TreeServer(servername,description,ParentOfThis,NULL);
+               TreeServer* Node = new TreeServer(this->Instance,servername,description,ParentOfThis,NULL);
                ParentOfThis->AddChild(Node);
                params[3] = ":" + params[3];
                DoOneToAllButSender(prefix,"SERVER",params,prefix);
-               Srv->SendOpers("*** Server \002"+prefix+"\002 introduced server \002"+servername+"\002 ("+description+")");
+               this->Instance->SNO->WriteToSnoMask('l',"Server \002"+prefix+"\002 introduced server \002"+servername+"\002 ("+description+")");
                return true;
        }
 
@@ -2472,7 +2692,7 @@ class TreeSocket : public InspSocket
                if (hops)
                {
                        this->WriteLine("ERROR :Server too far away for authentication");
-                       Srv->SendOpers("*** Server connection from \2"+sname+"\2 denied, server is too far away for authentication");
+                       this->Instance->SNO->WriteToSnoMask('l',"Server connection from \2"+sname+"\2 denied, server is too far away for authentication");
                        return false;
                }
                std::string description = params[3];
@@ -2484,7 +2704,7 @@ class TreeSocket : public InspSocket
                                if (CheckDupe)
                                {
                                        this->WriteLine("ERROR :Server "+sname+" already exists on server "+CheckDupe->GetParent()->GetName()+"!");
-                                       Srv->SendOpers("*** Server connection from \2"+sname+"\2 denied, already exists on server "+CheckDupe->GetParent()->GetName());
+                                       this->Instance->SNO->WriteToSnoMask('l',"Server connection from \2"+sname+"\2 denied, already exists on server "+CheckDupe->GetParent()->GetName());
                                        return false;
                                }
                                // Begin the sync here. this kickstarts the
@@ -2495,7 +2715,7 @@ class TreeSocket : public InspSocket
                                // we should add the details of this server now
                                // to the servers tree, as a child of the root
                                // node.
-                               TreeServer* Node = new TreeServer(sname,description,TreeRoot,this);
+                               TreeServer* Node = new TreeServer(this->Instance,sname,description,TreeRoot,this);
                                TreeRoot->AddChild(Node);
                                params[3] = ":" + params[3];
                                DoOneToAllButSender(TreeRoot->GetName(),"SERVER",params,sname);
@@ -2505,7 +2725,7 @@ class TreeSocket : public InspSocket
                        }
                }
                this->WriteLine("ERROR :Invalid credentials");
-               Srv->SendOpers("*** Server connection from \2"+sname+"\2 denied, invalid link credentials");
+               this->Instance->SNO->WriteToSnoMask('l',"Server connection from \2"+sname+"\2 denied, invalid link credentials");
                return false;
        }
 
@@ -2522,7 +2742,7 @@ class TreeSocket : public InspSocket
                if (hops)
                {
                        this->WriteLine("ERROR :Server too far away for authentication");
-                       Srv->SendOpers("*** Server connection from \2"+sname+"\2 denied, server is too far away for authentication");
+                       this->Instance->SNO->WriteToSnoMask('l',"Server connection from \2"+sname+"\2 denied, server is too far away for authentication");
                        return false;
                }
                std::string description = params[3];
@@ -2534,7 +2754,7 @@ class TreeSocket : public InspSocket
                                if (CheckDupe)
                                {
                                        this->WriteLine("ERROR :Server "+sname+" already exists on server "+CheckDupe->GetParent()->GetName()+"!");
-                                       Srv->SendOpers("*** Server connection from \2"+sname+"\2 denied, already exists on server "+CheckDupe->GetParent()->GetName());
+                                       this->Instance->SNO->WriteToSnoMask('l',"Server connection from \2"+sname+"\2 denied, already exists on server "+CheckDupe->GetParent()->GetName());
                                        return false;
                                }
                                /* If the config says this link is encrypted, but the remote side
@@ -2544,22 +2764,22 @@ class TreeSocket : public InspSocket
                                if ((x->EncryptionKey != "") && (!this->ctx_in))
                                {
                                        this->WriteLine("ERROR :This link requires AES encryption to be enabled. Plaintext connection refused.");
-                                       Srv->SendOpers("*** Server connection from \2"+sname+"\2 denied, remote server did not enable AES.");
+                                       this->Instance->SNO->WriteToSnoMask('l',"Server connection from \2"+sname+"\2 denied, remote server did not enable AES.");
                                        return false;
                                }
-                               Srv->SendOpers("*** Verified incoming server connection from \002"+sname+"\002["+(x->HiddenFromStats ? "<hidden>" : this->GetIP())+"] ("+description+")");
+                               this->Instance->SNO->WriteToSnoMask('l',"Verified incoming server connection from \002"+sname+"\002["+(x->HiddenFromStats ? "<hidden>" : this->GetIP())+"] ("+description+")");
                                this->InboundServerName = sname;
                                this->InboundDescription = description;
                                // this is good. Send our details: Our server name and description and hopcount of 0,
                                // along with the sendpass from this block.
-                               this->WriteLine("SERVER "+Srv->GetServerName()+" "+x->SendPass+" 0 :"+Srv->GetServerDescription());
+                               this->WriteLine(std::string("SERVER ")+this->Instance->Config->ServerName+" "+x->SendPass+" 0 :"+this->Instance->Config->ServerDesc);
                                // move to the next state, we are now waiting for THEM.
                                this->LinkState = WAIT_AUTH_2;
                                return true;
                        }
                }
                this->WriteLine("ERROR :Invalid credentials");
-               Srv->SendOpers("*** Server connection from \2"+sname+"\2 denied, invalid link credentials");
+               this->Instance->SNO->WriteToSnoMask('l',"Server connection from \2"+sname+"\2 denied, invalid link credentials");
                return false;
        }
 
@@ -2584,7 +2804,7 @@ class TreeSocket : public InspSocket
                
                line = line.substr(0, line.find_first_of("\r\n"));
                
-               log(DEBUG,"IN: %s", line.c_str());
+               Instance->Log(DEBUG,"IN: %s", line.c_str());
                
                this->Split(line.c_str(),params);
                        
@@ -2612,7 +2832,7 @@ class TreeSocket : public InspSocket
                }
                else if ((this->ctx_in) && (command == "AES"))
                {
-                       WriteOpers("*** \2AES\2: Encryption already enabled on this connection yet %s is trying to enable it twice!",params[0].c_str());
+                       this->Instance->SNO->WriteToSnoMask('l',"\2AES\2: Encryption already enabled on this connection yet %s is trying to enable it twice!",params[0].c_str());
                }
 
                switch (this->LinkState)
@@ -2680,17 +2900,17 @@ class TreeSocket : public InspSocket
                                                long delta = THEM-time(NULL);
                                                if ((delta < -600) || (delta > 600))
                                                {
-                                                       WriteOpers("*** \2ERROR\2: Your clocks are out by %d seconds (this is more than ten minutes). Link aborted, \2PLEASE SYNC YOUR CLOCKS!\2",abs(delta));
+                                                       this->Instance->SNO->WriteToSnoMask('l',"\2ERROR\2: Your clocks are out by %d seconds (this is more than ten minutes). Link aborted, \2PLEASE SYNC YOUR CLOCKS!\2",abs(delta));
                                                        this->WriteLine("ERROR :Your clocks are out by "+ConvToStr(abs(delta))+" seconds (this is more than ten minutes). Link aborted, PLEASE SYNC YOUR CLOCKS!");
                                                        return false;
                                                }
                                                else if ((delta < -60) || (delta > 60))
                                                {
-                                                       WriteOpers("*** \2WARNING\2: Your clocks are out by %d seconds, please consider synching your clocks.",abs(delta));
+                                                       this->Instance->SNO->WriteToSnoMask('l',"\2WARNING\2: Your clocks are out by %d seconds, please consider synching your clocks.",abs(delta));
                                                }
                                        }
                                        this->LinkState = CONNECTED;
-                                       Node = new TreeServer(InboundServerName,InboundDescription,TreeRoot,this);
+                                       Node = new TreeServer(this->Instance,InboundServerName,InboundDescription,TreeRoot,this);
                                        TreeRoot->AddChild(Node);
                                        params.clear();
                                        params.push_back(InboundServerName);
@@ -2738,7 +2958,7 @@ class TreeSocket : public InspSocket
                                if (prefix != "")
                                {
                                        std::string direction = prefix;
-                                       userrec* t = Srv->FindNick(prefix);
+                                       userrec* t = this->Instance->FindNick(prefix);
                                        if (t)
                                        {
                                                direction = t->server;
@@ -2747,7 +2967,7 @@ class TreeSocket : public InspSocket
                                        if ((!route_back_again) || (route_back_again->GetSocket() != this))
                                        {
                                                if (route_back_again)
-                                                       log(DEBUG,"Protocol violation: Fake direction in command '%s' from connection '%s'",line.c_str(),this->GetName().c_str());
+                                                       Instance->Log(DEBUG,"Protocol violation: Fake direction in command '%s' from connection '%s'",line.c_str(),this->GetName().c_str());
                                                return true;
                                        }
 
@@ -2755,7 +2975,7 @@ class TreeSocket : public InspSocket
                                         * When there is activity on the socket, reset the ping counter so
                                         * that we're not wasting bandwidth pinging an active server.
                                         */ 
-                                       route_back_again->SetNextPingTime(time(NULL) + 120);
+                                       route_back_again->SetNextPingTime(time(NULL) + 60);
                                        route_back_again->SetPingFlag();
                                }
                                
@@ -2783,6 +3003,14 @@ class TreeSocket : public InspSocket
                                {
                                        return this->Stats(prefix, params);
                                }
+                               else if (command == "MOTD")
+                               {
+                                       return this->Motd(prefix, params);
+                               }
+                               else if (command == "ADMIN")
+                               {
+                                       return this->Admin(prefix, params);
+                               }
                                else if (command == "SERVER")
                                {
                                        return this->RemoteServer(prefix,params);
@@ -2815,6 +3043,10 @@ class TreeSocket : public InspSocket
                                {
                                        return this->MetaData(prefix,params);
                                }
+                               else if (command == "REMSTATUS")
+                               {
+                                       return this->RemoveStatus(prefix,params);
+                               }
                                else if (command == "PING")
                                {
                                        /*
@@ -2825,7 +3057,7 @@ class TreeSocket : public InspSocket
                                        if (this->bursting)
                                        {
                                                this->bursting = false;
-                                               apply_lines(APPLY_ZLINES|APPLY_GLINES|APPLY_QLINES);
+                                               Instance->XLines->apply_lines(APPLY_ZLINES|APPLY_GLINES|APPLY_QLINES);
                                        }
                                        if (prefix == "")
                                        {
@@ -2843,7 +3075,7 @@ class TreeSocket : public InspSocket
                                        if (this->bursting)
                                        {
                                                this->bursting = false;
-                                               apply_lines(APPLY_ZLINES|APPLY_GLINES|APPLY_QLINES);
+                                               Instance->XLines->apply_lines(APPLY_ZLINES|APPLY_GLINES|APPLY_QLINES);
                                        }
                                        if (prefix == "")
                                        {
@@ -2892,11 +3124,13 @@ class TreeSocket : public InspSocket
                                        std::string sourceserv = this->myhost;
                                        if (params.size() == 3)
                                        {
-                                               userrec* user = Srv->FindNick(params[1]);
-                                               chanrec* chan = Srv->FindChannel(params[0]);
+                                               userrec* user = this->Instance->FindNick(params[1]);
+                                               chanrec* chan = this->Instance->FindChan(params[0]);
                                                if (user && chan)
                                                {
-                                                       server_kick_channel(user,chan,(char*)params[2].c_str(),false);
+                                                       if (!chan->ServerKickUser(user, params[2].c_str(), false))
+                                                               /* Yikes, the channels gone! */
+                                                               delete chan;
                                                }
                                        }
                                        if (this->InboundServerName != "")
@@ -2924,13 +3158,13 @@ class TreeSocket : public InspSocket
                                else if (command == "ENDBURST")
                                {
                                        this->bursting = false;
-                                       apply_lines(APPLY_ZLINES|APPLY_GLINES|APPLY_QLINES);
+                                       Instance->XLines->apply_lines(APPLY_ZLINES|APPLY_GLINES|APPLY_QLINES);
                                        std::string sourceserv = this->myhost;
                                        if (this->InboundServerName != "")
                                        {
                                                sourceserv = this->InboundServerName;
                                        }
-                                       WriteOpers("*** Received end of netburst from \2%s\2",sourceserv.c_str());
+                                       this->Instance->SNO->WriteToSnoMask('l',"Received end of netburst from \2%s\2",sourceserv.c_str());
                                        return true;
                                }
                                else
@@ -2938,7 +3172,7 @@ class TreeSocket : public InspSocket
                                        // not a special inter-server command.
                                        // Emulate the actual user doing the command,
                                        // this saves us having a huge ugly parser.
-                                       userrec* who = Srv->FindNick(prefix);
+                                       userrec* who = this->Instance->FindNick(prefix);
                                        std::string sourceserv = this->myhost;
                                        if (this->InboundServerName != "")
                                        {
@@ -2952,22 +3186,22 @@ class TreeSocket : public InspSocket
                                                         * already exist here. If it does, kill their copy,
                                                         * and our copy.
                                                         */
-                                                       userrec* x = Srv->FindNick(params[0]);
+                                                       userrec* x = this->Instance->FindNick(params[0]);
                                                        if ((x) && (x != who))
                                                        {
                                                                std::deque<std::string> p;
                                                                p.push_back(params[0]);
                                                                p.push_back("Nickname collision ("+prefix+" -> "+params[0]+")");
-                                                               DoOneToMany(Srv->GetServerName(),"KILL",p);
+                                                               DoOneToMany(this->Instance->Config->ServerName,"KILL",p);
                                                                p.clear();
                                                                p.push_back(prefix);
                                                                p.push_back("Nickname collision");
-                                                               DoOneToMany(Srv->GetServerName(),"KILL",p);
-                                                               Srv->QuitUser(x,"Nickname collision ("+prefix+" -> "+params[0]+")");
-                                                               userrec* y = Srv->FindNick(prefix);
+                                                               DoOneToMany(this->Instance->Config->ServerName,"KILL",p);
+                                                               userrec::QuitUser(this->Instance,x,"Nickname collision ("+prefix+" -> "+params[0]+")");
+                                                               userrec* y = this->Instance->FindNick(prefix);
                                                                if (y)
                                                                {
-                                                                       Srv->QuitUser(y,"Nickname collision");
+                                                                       userrec::QuitUser(this->Instance,y,"Nickname collision");
                                                                }
                                                                return DoOneToAllButSenderRaw(line,sourceserv,prefix,command,params);
                                                        }
@@ -2979,10 +3213,18 @@ class TreeSocket : public InspSocket
                                                {
                                                        strparams[q] = params[q].c_str();
                                                }
-                                               if (!Srv->CallCommandHandler(command.c_str(), strparams, params.size(), who))
+                                               switch (this->Instance->CallCommandHandler(command.c_str(), strparams, params.size(), who))
                                                {
-                                                       this->WriteLine("ERROR :Unrecognised command '"+std::string(command.c_str())+"' -- possibly loaded mismatched modules");
-                                                       return false;
+                                                       case CMD_INVALID:
+                                                               this->WriteLine("ERROR :Unrecognised command '"+std::string(command.c_str())+"' -- possibly loaded mismatched modules");
+                                                               return false;
+                                                       break;
+                                                       case CMD_FAILURE:
+                                                               return true;
+                                                       break;
+                                                       default:
+                                                               /* CMD_SUCCESS and CMD_USER_DELETED fall through here */
+                                                       break;
                                                }
                                        }
                                        else
@@ -2990,11 +3232,11 @@ class TreeSocket : public InspSocket
                                                // its not a user. Its either a server, or somethings screwed up.
                                                if (IsServer(prefix))
                                                {
-                                                       target = Srv->GetServerName();
+                                                       target = this->Instance->Config->ServerName;
                                                }
                                                else
                                                {
-                                                       log(DEBUG,"Command with unknown origin '%s'",prefix.c_str());
+                                                       Instance->Log(DEBUG,"Command with unknown origin '%s'",prefix.c_str());
                                                        return true;
                                                }
                                        }
@@ -3021,7 +3263,10 @@ class TreeSocket : public InspSocket
        {
                if (this->LinkState == CONNECTING)
                {
-                       Srv->SendOpers("*** CONNECT: Connection to \002"+myhost+"\002 timed out.");
+                       this->Instance->SNO->WriteToSnoMask('l',"CONNECT: Connection to \002"+myhost+"\002 timed out.");
+                       Link* MyLink = FindLink(myhost);
+                       if (MyLink)
+                               DoFailOver(MyLink);
                }
        }
 
@@ -3040,7 +3285,7 @@ class TreeSocket : public InspSocket
                {
                        Squit(s,"Remote host closed the connection");
                }
-               WriteOpers("Server '\2%s\2' closed the connection.",quitserver.c_str());
+               this->Instance->SNO->WriteToSnoMask('l',"Connection to '\2%s\2' failed.",quitserver.c_str());
        }
 
        virtual int OnIncomingConnection(int newsock, char* ip)
@@ -3050,16 +3295,23 @@ class TreeSocket : public InspSocket
                 * IPs for which we don't have a link block.
                 */
                bool found = false;
-               vector<Link>::iterator i;
+
                found = (std::find(ValidIPs.begin(), ValidIPs.end(), ip) != ValidIPs.end());
                if (!found)
                {
-                       WriteOpers("Server connection from %s denied (no link blocks with that IP address)", ip);
-                       close(newsock);
-                       return false;
+                       for (vector<std::string>::iterator i = ValidIPs.begin(); i != ValidIPs.end(); i++)
+                               if (MatchCIDR(ip, (*i).c_str()))
+                                       found = true;
+
+                       if (!found)
+                       {
+                               this->Instance->SNO->WriteToSnoMask('l',"Server connection from %s denied (no link blocks with that IP address)", ip);
+                               close(newsock);
+                               return false;
+                       }
                }
-               TreeSocket* s = new TreeSocket(newsock, ip);
-               Srv->AddSocket(s);
+               TreeSocket* s = new TreeSocket(this->Instance, newsock, ip);
+               s = s; /* Whinge whinge whinge, thats all GCC ever does. */
                return true;
        }
 };
@@ -3078,12 +3330,12 @@ class ServernameResolver : public Resolver
         * admin takes the tag away and rehashes while the domain is resolving.
         */
        Link MyLink;
- public:        
-       ServernameResolver(const std::string &hostname, Link x) : Resolver(hostname, DNS_QUERY_FORWARD), MyLink(x)
+ public: 
+       ServernameResolver(InspIRCd* Instance, const std::string &hostname, Link x) : Resolver(Instance, hostname, DNS_QUERY_FORWARD), MyLink(x)
        {
                /* Nothing in here, folks */
        }
-        
+
        void OnLookupComplete(const std::string &result)
        {
                /* Initiate the connection, now that we have an IP to use.
@@ -3093,17 +3345,17 @@ class ServernameResolver : public Resolver
                TreeServer* CheckDupe = FindServer(MyLink.Name.c_str());
                if (!CheckDupe) /* Check that nobody tried to connect it successfully while we were resolving */
                {
-                       TreeSocket* newsocket = new TreeSocket(result,MyLink.Port,false,10,MyLink.Name.c_str());
+                       TreeSocket* newsocket = new TreeSocket(ServerInstance, result,MyLink.Port,false,10,MyLink.Name.c_str());
                        if (newsocket->GetFd() > -1)
                        {
                                /* We're all OK */
-                               Srv->AddSocket(newsocket);
                        }
                        else
                        {
                                /* Something barfed, show the opers */
-                               WriteOpers("*** CONNECT: Error connecting \002%s\002: %s.",MyLink.Name.c_str(),strerror(errno));
+                               ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002: %s.",MyLink.Name.c_str(),strerror(errno));
                                delete newsocket;
+                               DoFailOver(&MyLink);
                        }
                }
        }
@@ -3111,7 +3363,8 @@ class ServernameResolver : public Resolver
        void OnError(ResolverError e, const std::string &errormessage)
        {
                /* Ooops! */
-               WriteOpers("*** CONNECT: Error connecting \002%s\002: Unable to resolve hostname - %s",MyLink.Name.c_str(),errormessage.c_str());
+               ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002: Unable to resolve hostname - %s",MyLink.Name.c_str(),errormessage.c_str());
+               DoFailOver(&MyLink);
        }
 };
 
@@ -3120,19 +3373,19 @@ class SecurityIPResolver : public Resolver
  private:
        Link MyLink;
  public:
-       SecurityIPResolver(const std::string &hostname, Link x) : Resolver(hostname, DNS_QUERY_FORWARD), MyLink(x)
+       SecurityIPResolver(InspIRCd* Instance, const std::string &hostname, Link x) : Resolver(Instance, hostname, DNS_QUERY_FORWARD), MyLink(x)
        {
        }
 
        void OnLookupComplete(const std::string &result)
        {
-               log(DEBUG,"Security IP cache: Adding IP address '%s' for Link '%s'",result.c_str(),MyLink.Name.c_str());
+               ServerInstance->Log(DEBUG,"Security IP cache: Adding IP address '%s' for Link '%s'",result.c_str(),MyLink.Name.c_str());
                ValidIPs.push_back(result);
        }
 
        void OnError(ResolverError e, const std::string &errormessage)
        {
-               log(DEBUG,"Could not resolve IP associated with Link '%s': %s",MyLink.Name.c_str(),errormessage.c_str());
+               ServerInstance->Log(DEBUG,"Could not resolve IP associated with Link '%s': %s",MyLink.Name.c_str(),errormessage.c_str());
        }
 };
 
@@ -3148,13 +3401,13 @@ void AddThisServer(TreeServer* server, std::deque<TreeServer*> &list)
        list.push_back(server);
 }
 
-// returns a list of DIRECT servernames for a specific channel
+/** returns a list of DIRECT servernames for a specific channel */
 void GetListOfServersForChannel(chanrec* c, std::deque<TreeServer*> &list)
 {
        CUList *ulist = c->GetUsers();
        for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
        {
-               if (i->second->fd < 0)
+               if (i->second->GetFd() < 0)
                {
                        TreeServer* best = BestRouteTo(i->second->server);
                        if (best)
@@ -3179,7 +3432,7 @@ bool DoOneToAllButSenderRaw(std::string data, std::string omit, std::string pref
                        if ((*(params[0].c_str()) != '#') && (*(params[0].c_str()) != '$'))
                        {
                                // special routing for private messages/notices
-                               userrec* d = Srv->FindNick(params[0]);
+                               userrec* d = ServerInstance->FindNick(params[0]);
                                if (d)
                                {
                                        std::deque<std::string> par;
@@ -3199,20 +3452,20 @@ bool DoOneToAllButSenderRaw(std::string data, std::string omit, std::string pref
                        }
                        else
                        {
-                               log(DEBUG,"Channel privmsg going to chan %s",params[0].c_str());
-                               chanrec* c = Srv->FindChannel(params[0]);
+                               ServerInstance->Log(DEBUG,"Channel privmsg going to chan %s",params[0].c_str());
+                               chanrec* c = ServerInstance->FindChan(params[0]);
                                if (c)
                                {
                                        std::deque<TreeServer*> list;
                                        GetListOfServersForChannel(c,list);
-                                       log(DEBUG,"Got a list of %d servers",list.size());
+                                       ServerInstance->Log(DEBUG,"Got a list of %d servers",list.size());
                                        unsigned int lsize = list.size();
                                        for (unsigned int i = 0; i < lsize; i++)
                                        {
                                                TreeSocket* Sock = list[i]->GetSocket();
                                                if ((Sock) && (list[i]->GetName() != omit) && (omitroute != list[i]))
                                                {
-                                                       log(DEBUG,"Writing privmsg to server %s",list[i]->GetName().c_str());
+                                                       ServerInstance->Log(DEBUG,"Writing privmsg to server %s",list[i]->GetName().c_str());
                                                        Sock->WriteLine(data);
                                                }
                                        }
@@ -3225,10 +3478,11 @@ bool DoOneToAllButSenderRaw(std::string data, std::string omit, std::string pref
        for (unsigned int x = 0; x < items; x++)
        {
                TreeServer* Route = TreeRoot->GetChild(x);
-               if ((Route->GetSocket()) && (Route->GetName() != omit) && (omitroute != Route))
+               if ((Route) && (Route->GetSocket()) && (Route->GetName() != omit) && (omitroute != Route))
                {
                        TreeSocket* Sock = Route->GetSocket();
-                       Sock->WriteLine(data);
+                       if (Sock)
+                               Sock->WriteLine(data);
                }
        }
        return true;
@@ -3251,10 +3505,11 @@ bool DoOneToAllButSender(std::string prefix, std::string command, std::deque<std
                // The route has a socket (its a direct connection)
                // The route isnt the one to be omitted
                // The route isnt the path to the one to be omitted
-               if ((Route->GetSocket()) && (Route->GetName() != omit) && (omitroute != Route))
+               if ((Route) && (Route->GetSocket()) && (Route->GetName() != omit) && (omitroute != Route))
                {
                        TreeSocket* Sock = Route->GetSocket();
-                       Sock->WriteLine(FullLine);
+                       if (Sock)
+                               Sock->WriteLine(FullLine);
                }
        }
        return true;
@@ -3272,15 +3527,30 @@ bool DoOneToMany(std::string prefix, std::string command, std::deque<std::string
        for (unsigned int x = 0; x < items; x++)
        {
                TreeServer* Route = TreeRoot->GetChild(x);
-               if (Route->GetSocket())
+               if (Route && Route->GetSocket())
                {
                        TreeSocket* Sock = Route->GetSocket();
-                       Sock->WriteLine(FullLine);
+                       if (Sock)
+                               Sock->WriteLine(FullLine);
                }
        }
        return true;
 }
 
+bool DoOneToMany(const char* prefix, const char* command, std::deque<std::string> &params)
+{
+       std::string spfx = prefix;
+       std::string scmd = command;
+       return DoOneToMany(spfx, scmd, params);
+}
+
+bool DoOneToAllButSender(const char* prefix, const char* command, std::deque<std::string> &params, std::string omit)
+{
+       std::string spfx = prefix;
+       std::string scmd = command;
+       return DoOneToAllButSender(spfx, scmd, params, omit);
+}
+
 bool DoOneToOne(std::string prefix, std::string command, std::deque<std::string> &params, std::string target)
 {
        TreeServer* Route = BestRouteTo(target);
@@ -3292,16 +3562,17 @@ bool DoOneToOne(std::string prefix, std::string command, std::deque<std::string>
                {
                        FullLine = FullLine + " " + params[x];
                }
-               if (Route->GetSocket())
+               if (Route && Route->GetSocket())
                {
                        TreeSocket* Sock = Route->GetSocket();
-                       Sock->WriteLine(FullLine);
+                       if (Sock)
+                               Sock->WriteLine(FullLine);
                }
                return true;
        }
        else
        {
-               return true;
+               return false;
        }
 }
 
@@ -3309,7 +3580,7 @@ std::vector<TreeSocket*> Bindings;
 
 void ReadConfiguration(bool rebind)
 {
-       Conf = new ConfigReader;
+       Conf = new ConfigReader(ServerInstance);
        if (rebind)
        {
                for (int j =0; j < Conf->Enumerate("bind"); j++)
@@ -3323,15 +3594,14 @@ void ReadConfiguration(bool rebind)
                                {
                                        IP = "";
                                }
-                               TreeSocket* listener = new TreeSocket(IP.c_str(),Port,true,10);
+                               TreeSocket* listener = new TreeSocket(ServerInstance, IP.c_str(),Port,true,10);
                                if (listener->GetState() == I_LISTENING)
                                {
-                                       Srv->AddSocket(listener);
                                        Bindings.push_back(listener);
                                }
                                else
                                {
-                                       log(DEFAULT,"m_spanningtree: Warning: Failed to bind server port %d",Port);
+                                       ServerInstance->Log(DEFAULT,"m_spanningtree: Warning: Failed to bind server port %d",Port);
                                        listener->Close();
                                        DELETE(listener);
                                }
@@ -3345,8 +3615,10 @@ void ReadConfiguration(bool rebind)
        for (int j =0; j < Conf->Enumerate("link"); j++)
        {
                Link L;
+               std::string Allow = Conf->ReadValue("link","allowmask",j);
                L.Name = (Conf->ReadValue("link","name",j)).c_str();
                L.IPAddr = Conf->ReadValue("link","ipaddr",j);
+               L.FailOver = Conf->ReadValue("link","failover",j).c_str();
                L.Port = Conf->ReadInteger("link","port",j,true);
                L.SendPass = Conf->ReadValue("link","sendpass",j);
                L.RecvPass = Conf->ReadValue("link","recvpass",j);
@@ -3355,50 +3627,60 @@ void ReadConfiguration(bool rebind)
                L.HiddenFromStats = Conf->ReadFlag("link","hidden",j);
                L.NextConnectTime = time(NULL) + L.AutoConnect;
                /* Bugfix by brain, do not allow people to enter bad configurations */
-               if ((L.IPAddr != "") && (L.RecvPass != "") && (L.SendPass != "") && (L.Name != "") && (L.Port))
+               if (L.Name != ServerInstance->Config->ServerName)
                {
-                       ValidIPs.push_back(L.IPAddr);
+                       if ((L.IPAddr != "") && (L.RecvPass != "") && (L.SendPass != "") && (L.Name != "") && (L.Port))
+                       {
+                               ValidIPs.push_back(L.IPAddr);
+
+                               if (Allow.length())
+                                       ValidIPs.push_back(Allow);
+
+                               /* Needs resolving */
+                               insp_inaddr binip;
+                               if (insp_aton(L.IPAddr.c_str(), &binip) < 1)
+                               {
+                                       try
+                                       {
+                                               SecurityIPResolver* sr = new SecurityIPResolver(ServerInstance, L.IPAddr, L);
+                                               ServerInstance->AddResolver(sr);
+                                       }
+                                       catch (ModuleException& e)
+                                       {
+                                               ServerInstance->Log(DEBUG,"Error in resolver: %s",e.GetReason());
+                                       }
+                               }
 
-                       /* Needs resolving */
-                       insp_inaddr binip;
-                       if (insp_aton(L.IPAddr.c_str(), &binip) < 1)
+                               LinkBlocks.push_back(L);
+                               ServerInstance->Log(DEBUG,"m_spanningtree: Read server %s with host %s:%d",L.Name.c_str(),L.IPAddr.c_str(),L.Port);
+                       }
+                       else
                        {
-                               try
+                               if (L.IPAddr == "")
+                               {
+                                       ServerInstance->Log(DEFAULT,"Invalid configuration for server '%s', IP address not defined!",L.Name.c_str());
+                               }
+                               else if (L.RecvPass == "")
+                               {
+                                       ServerInstance->Log(DEFAULT,"Invalid configuration for server '%s', recvpass not defined!",L.Name.c_str());
+                               }
+                               else if (L.SendPass == "")
+                               {
+                                       ServerInstance->Log(DEFAULT,"Invalid configuration for server '%s', sendpass not defined!",L.Name.c_str());
+                               }
+                               else if (L.Name == "")
                                {
-                                       SecurityIPResolver* sr = new SecurityIPResolver(L.IPAddr, L);
-                                       Srv->AddResolver(sr);
+                                       ServerInstance->Log(DEFAULT,"Invalid configuration, link tag without a name!");
                                }
-                               catch (ModuleException& e)
+                               else if (!L.Port)
                                {
-                                       log(DEBUG,"Error in resolver: %s",e.GetReason());
+                                       ServerInstance->Log(DEFAULT,"Invalid configuration for server '%s', no port specified!",L.Name.c_str());
                                }
                        }
-
-                       LinkBlocks.push_back(L);
-                       log(DEBUG,"m_spanningtree: Read server %s with host %s:%d",L.Name.c_str(),L.IPAddr.c_str(),L.Port);
                }
                else
                {
-                       if (L.IPAddr == "")
-                       {
-                               log(DEFAULT,"Invalid configuration for server '%s', IP address not defined!",L.Name.c_str());
-                       }
-                       else if (L.RecvPass == "")
-                       {
-                               log(DEFAULT,"Invalid configuration for server '%s', recvpass not defined!",L.Name.c_str());
-                       }
-                       else if (L.SendPass == "")
-                       {
-                               log(DEFAULT,"Invalid configuration for server '%s', sendpass not defined!",L.Name.c_str());
-                       }
-                       else if (L.Name == "")
-                       {
-                               log(DEFAULT,"Invalid configuration, link tag without a name!");
-                       }
-                       else if (!L.Port)
-                       {
-                               log(DEFAULT,"Invalid configuration for server '%s', no port specified!",L.Name.c_str());
-                       }
+                       ServerInstance->Log(DEFAULT,"Invalid configuration for server '%s', link tag has the same server name as the local server!",L.Name.c_str());
                }
        }
        DELETE(Conf);
@@ -3416,19 +3698,21 @@ class ModuleSpanningTree : public Module
 
  public:
 
-       ModuleSpanningTree(Server* Me)
+       ModuleSpanningTree(InspIRCd* Me)
                : Module::Module(Me), max_local(0), max_global(0)
        {
-               Srv = Me;
+               
                Bindings.clear();
 
+               ::ServerInstance = Me;
+
                // Create the root of the tree
-               TreeRoot = new TreeServer(Srv->GetServerName(),Srv->GetServerDescription());
+               TreeRoot = new TreeServer(ServerInstance, ServerInstance->Config->ServerName, ServerInstance->Config->ServerDesc);
 
                ReadConfiguration(true);
 
-               command_rconnect = new cmd_rconnect(this);
-               Srv->AddCommand(command_rconnect);
+               command_rconnect = new cmd_rconnect(ServerInstance, this);
+               ServerInstance->AddCommand(command_rconnect);
        }
 
        void ShowLinks(TreeServer* Current, userrec* user, int hops)
@@ -3440,7 +3724,7 @@ class ModuleSpanningTree : public Module
                }
                for (unsigned int q = 0; q < Current->ChildCount(); q++)
                {
-                       if ((HideULines) && (Srv->IsUlined(Current->GetChild(q)->GetName())))
+                       if ((HideULines) && (ServerInstance->ULine(Current->GetChild(q)->GetName().c_str())))
                        {
                                if (*user->oper)
                                {
@@ -3453,9 +3737,9 @@ class ModuleSpanningTree : public Module
                        }
                }
                /* Don't display the line if its a uline, hide ulines is on, and the user isnt an oper */
-               if ((HideULines) && (Srv->IsUlined(Current->GetName())) && (!*user->oper))
+               if ((HideULines) && (ServerInstance->ULine(Current->GetName().c_str())) && (!*user->oper))
                        return;
-               WriteServ(user->fd,"364 %s %s %s :%d %s",user->nick,Current->GetName().c_str(),(FlatLinks && (!*user->oper)) ? Srv->GetServerName().c_str() : Parent.c_str(),(FlatLinks && (!*user->oper)) ? 0 : hops,Current->GetDesc().c_str());
+               user->WriteServ("364 %s %s %s :%d %s",user->nick,Current->GetName().c_str(),(FlatLinks && (!*user->oper)) ? ServerInstance->Config->ServerName : Parent.c_str(),(FlatLinks && (!*user->oper)) ? 0 : hops,Current->GetDesc().c_str());
        }
 
        int CountLocalServs()
@@ -3471,30 +3755,30 @@ class ModuleSpanningTree : public Module
        void HandleLinks(const char** parameters, int pcnt, userrec* user)
        {
                ShowLinks(TreeRoot,user,0);
-               WriteServ(user->fd,"365 %s * :End of /LINKS list.",user->nick);
+               user->WriteServ("365 %s * :End of /LINKS list.",user->nick);
                return;
        }
 
        void HandleLusers(const char** parameters, int pcnt, userrec* user)
        {
-               unsigned int n_users = usercnt();
+               unsigned int n_users = ServerInstance->UserCount();
 
                /* Only update these when someone wants to see them, more efficient */
-               if ((unsigned int)local_count() > max_local)
-                       max_local = local_count();
+               if ((unsigned int)ServerInstance->LocalUserCount() > max_local)
+                       max_local = ServerInstance->LocalUserCount();
                if (n_users > max_global)
                        max_global = n_users;
 
-               WriteServ(user->fd,"251 %s :There are %d users and %d invisible on %d servers",user->nick,n_users-usercount_invisible(),usercount_invisible(),this->CountServs());
-               if (usercount_opers())
-                       WriteServ(user->fd,"252 %s %d :operator(s) online",user->nick,usercount_opers());
-               if (usercount_unknown())
-                       WriteServ(user->fd,"253 %s %d :unknown connections",user->nick,usercount_unknown());
-               if (chancount())
-                       WriteServ(user->fd,"254 %s %d :channels formed",user->nick,chancount());
-               WriteServ(user->fd,"254 %s :I have %d clients and %d servers",user->nick,local_count(),this->CountLocalServs());
-               WriteServ(user->fd,"265 %s :Current Local Users: %d  Max: %d",user->nick,local_count(),max_local);
-               WriteServ(user->fd,"266 %s :Current Global Users: %d  Max: %d",user->nick,n_users,max_global);
+               user->WriteServ("251 %s :There are %d users and %d invisible on %d servers",user->nick,n_users-ServerInstance->InvisibleUserCount(),ServerInstance->InvisibleUserCount(),this->CountServs());
+               if (ServerInstance->OperCount())
+                       user->WriteServ("252 %s %d :operator(s) online",user->nick,ServerInstance->OperCount());
+               if (ServerInstance->UnregisteredUserCount())
+                       user->WriteServ("253 %s %d :unknown connections",user->nick,ServerInstance->UnregisteredUserCount());
+               if (ServerInstance->ChannelCount())
+                       user->WriteServ("254 %s %d :channels formed",user->nick,ServerInstance->ChannelCount());
+               user->WriteServ("254 %s :I have %d clients and %d servers",user->nick,ServerInstance->LocalUserCount(),this->CountLocalServs());
+               user->WriteServ("265 %s :Current Local Users: %d  Max: %d",user->nick,ServerInstance->LocalUserCount(),max_local);
+               user->WriteServ("266 %s :Current Global Users: %d  Max: %d",user->nick,n_users,max_global);
                return;
        }
 
@@ -3524,13 +3808,13 @@ class ModuleSpanningTree : public Module
 
                        float percent;
                        char text[80];
-                       if (clientlist.size() == 0) {
+                       if (ServerInstance->clientlist.size() == 0) {
                                // If there are no users, WHO THE HELL DID THE /MAP?!?!?!
                                percent = 0;
                        }
                        else
                        {
-                               percent = ((float)Current->GetUserCount() / (float)clientlist.size()) * 100;
+                               percent = ((float)Current->GetUserCount() / (float)ServerInstance->clientlist.size()) * 100;
                        }
                        snprintf(text, 80, "%s %s%5d [%5.2f%%]", Current->GetName().c_str(), spacer, Current->GetUserCount(), percent);
                        totusers += Current->GetUserCount();
@@ -3539,7 +3823,7 @@ class ModuleSpanningTree : public Module
                        line++;
                        for (unsigned int q = 0; q < Current->ChildCount(); q++)
                        {
-                               if ((HideULines) && (Srv->IsUlined(Current->GetChild(q)->GetName())))
+                               if ((HideULines) && (ServerInstance->ULine(Current->GetChild(q)->GetName().c_str())))
                                {
                                        if (*user->oper)
                                        {
@@ -3554,6 +3838,52 @@ class ModuleSpanningTree : public Module
                }
        }
 
+       int HandleMotd(const char** parameters, int pcnt, userrec* user)
+       {
+               if (pcnt > 0)
+               {
+                       /* Remote MOTD, the server is within the 1st parameter */
+                       std::deque<std::string> params;
+                       params.push_back(parameters[0]);
+
+                       /* Send it out remotely, generate no reply yet */
+                       TreeServer* s = FindServerMask(parameters[0]);
+                       if (s)
+                       {
+                               DoOneToOne(user->nick, "MOTD", params, s->GetName());
+                       }
+                       else
+                       {
+                               user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
+                       }
+                       return 1;
+               }
+               return 0;
+       }
+
+       int HandleAdmin(const char** parameters, int pcnt, userrec* user)
+       {
+               if (pcnt > 0)
+               {
+                       /* Remote ADMIN, the server is within the 1st parameter */
+                       std::deque<std::string> params;
+                       params.push_back(parameters[0]);
+
+                       /* Send it out remotely, generate no reply yet */
+                       TreeServer* s = FindServerMask(parameters[0]);
+                       if (s)
+                       {
+                               DoOneToOne(user->nick, "ADMIN", params, s->GetName());
+                       }
+                       else
+                       {
+                               user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
+                       }
+                       return 1;
+               }
+               return 0;
+       }
+
        int HandleStats(const char** parameters, int pcnt, userrec* user)
        {
                if (pcnt > 1)
@@ -3571,7 +3901,7 @@ class ModuleSpanningTree : public Module
                        }
                        else
                        {
-                               WriteServ(user->fd, "402 %s %s :No such server", user->nick, parameters[0]);
+                               user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
                        }
                        return 1;
                }
@@ -3635,11 +3965,11 @@ class ModuleSpanningTree : public Module
                // dump the whole lot to the user. This is the easy bit, honest.
                for (int t = 0; t < line; t++)
                {
-                       WriteServ(user->fd,"006 %s :%s",user->nick,&matrix[t][0]);
+                       user->WriteServ("006 %s :%s",user->nick,&matrix[t][0]);
                }
                float avg_users = totusers / totservers;
-               WriteServ(user->fd,"270 %s :%.0f server%s and %.0f user%s, average %.2f users per server",user->nick,totservers,(totservers > 1 ? "s" : ""),totusers,(totusers > 1 ? "s" : ""),avg_users);
-       WriteServ(user->fd,"007 %s :End of /MAP",user->nick);
+               user->WriteServ("270 %s :%.0f server%s and %.0f user%s, average %.2f users per server",user->nick,totservers,(totservers > 1 ? "s" : ""),totusers,(totusers > 1 ? "s" : ""),avg_users);
+       user->WriteServ("007 %s :End of /MAP",user->nick);
                return;
        }
 
@@ -3650,25 +3980,27 @@ class ModuleSpanningTree : public Module
                {
                        if (s == TreeRoot)
                        {
-                                WriteServ(user->fd,"NOTICE %s :*** SQUIT: Foolish mortal, you cannot make a server SQUIT itself! (%s matches local server name)",user->nick,parameters[0]);
+                                user->WriteServ("NOTICE %s :*** SQUIT: Foolish mortal, you cannot make a server SQUIT itself! (%s matches local server name)",user->nick,parameters[0]);
                                return 1;
                        }
                        TreeSocket* sock = s->GetSocket();
                        if (sock)
                        {
-                               log(DEBUG,"Splitting server %s",s->GetName().c_str());
-                               WriteOpers("*** SQUIT: Server \002%s\002 removed from network by %s",parameters[0],user->nick);
+                               ServerInstance->Log(DEBUG,"Splitting server %s",s->GetName().c_str());
+                               ServerInstance->SNO->WriteToSnoMask('l',"SQUIT: Server \002%s\002 removed from network by %s",parameters[0],user->nick);
                                sock->Squit(s,"Server quit by "+std::string(user->nick)+"!"+std::string(user->ident)+"@"+std::string(user->host));
-                               Srv->RemoveSocket(sock);
+                               ServerInstance->SE->DelFd(sock);
+                               sock->Close();
+                               delete sock;
                        }
                        else
                        {
-                               WriteServ(user->fd,"NOTICE %s :*** SQUIT: The server \002%s\002 is not directly connected.",user->nick,parameters[0]);
+                               user->WriteServ("NOTICE %s :*** SQUIT: The server \002%s\002 is not directly connected.",user->nick,parameters[0]);
                        }
                }
                else
                {
-                        WriteServ(user->fd,"NOTICE %s :*** SQUIT: The server \002%s\002 does not exist on the network.",user->nick,parameters[0]);
+                        user->WriteServ("NOTICE %s :*** SQUIT: The server \002%s\002 does not exist on the network.",user->nick,parameters[0]);
                }
                return 1;
        }
@@ -3687,11 +4019,11 @@ class ModuleSpanningTree : public Module
                                std::deque<std::string> params;
                                params.push_back(found->GetName());
                                params.push_back(user->nick);
-                               DoOneToOne(Srv->GetServerName(),"TIME",params,found->GetName());
+                               DoOneToOne(ServerInstance->Config->ServerName,"TIME",params,found->GetName());
                        }
                        else
                        {
-                               WriteServ(user->fd,"402 %s %s :No such server",user->nick,parameters[0]);
+                               user->WriteServ("402 %s %s :No such server",user->nick,parameters[0]);
                        }
                }
                return 1;
@@ -3701,8 +4033,8 @@ class ModuleSpanningTree : public Module
        {
                if ((IS_LOCAL(user)) && (pcnt > 1))
                {
-                       userrec* remote = Srv->FindNick(parameters[1]);
-                       if ((remote) && (remote->fd < 0))
+                       userrec* remote = ServerInstance->FindNick(parameters[1]);
+                       if ((remote) && (remote->GetFd() < 0))
                        {
                                std::deque<std::string> params;
                                params.push_back(parameters[1]);
@@ -3711,8 +4043,8 @@ class ModuleSpanningTree : public Module
                        }
                        else if (!remote)
                        {
-                               WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[1]);
-                               WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, parameters[1]);
+                               user->WriteServ("401 %s %s :No such nick/channel",user->nick, parameters[1]);
+                               user->WriteServ("318 %s %s :End of /WHOIS list.",user->nick, parameters[1]);
                                return 1;
                        }
                }
@@ -3731,15 +4063,17 @@ class ModuleSpanningTree : public Module
                                {
                                        if (serv->AnsweredLastPing())
                                        {
-                                               sock->WriteLine(":"+Srv->GetServerName()+" PING "+serv->GetName());
-                                               serv->SetNextPingTime(curtime + 120);
+                                               sock->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" PING "+serv->GetName());
+                                               serv->SetNextPingTime(curtime + 60);
                                        }
                                        else
                                        {
                                                // they didnt answer, boot them
-                                               WriteOpers("*** Server \002%s\002 pinged out",serv->GetName().c_str());
+                                               ServerInstance->SNO->WriteToSnoMask('l',"Server \002%s\002 pinged out",serv->GetName().c_str());
                                                sock->Squit(serv,"Ping timeout");
-                                               Srv->RemoveSocket(sock);
+                                               ServerInstance->SE->DelFd(sock);
+                                               sock->Close();
+                                               delete sock;
                                                return;
                                        }
                                }
@@ -3747,49 +4081,100 @@ class ModuleSpanningTree : public Module
                }
        }
 
+       void ConnectServer(Link* x)
+       {
+               insp_inaddr binip;
+
+               /* Do we already have an IP? If so, no need to resolve it. */
+               if (insp_aton(x->IPAddr.c_str(), &binip) > 0)
+               {
+                       TreeSocket* newsocket = new TreeSocket(ServerInstance, x->IPAddr,x->Port,false,10,x->Name.c_str());
+                       if (newsocket->GetFd() > -1)
+                       {
+                               /* Handled automatically on success */
+                       }
+                       else
+                       {
+                               ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(),strerror(errno));
+                               delete newsocket;
+                               this->DoFailOver(x);
+                       }
+               }
+               else
+               {
+                       try
+                       {
+                               ServernameResolver* snr = new ServernameResolver(ServerInstance,x->IPAddr, *x);
+                               ServerInstance->AddResolver(snr);
+                       }
+                       catch (ModuleException& e)
+                       {
+                               ServerInstance->Log(DEBUG,"Error in resolver: %s",e.GetReason());
+                               this->DoFailOver(x);
+                       }
+               }
+       }
+
+       void DoFailOver(Link* x)
+       {
+               if (x->FailOver.length())
+               {
+                       if (x->FailOver == x->Name)
+                       {
+                               ServerInstance->SNO->WriteToSnoMask('l',"FAILOVER: Some muppet configured the failover for server \002%s\002 to point at itself. Not following it!", x->Name.c_str());
+                               return;
+                       }
+                       Link* TryThisOne = this->FindLink(x->FailOver.c_str());
+                       if (TryThisOne)
+                       {
+                               ServerInstance->SNO->WriteToSnoMask('l',"FAILOVER: Trying failover link for \002%s\002: \002%s\002...", x->Name.c_str(), TryThisOne->Name.c_str());
+                               ConnectServer(TryThisOne);
+                       }
+                       else
+                       {
+                               ServerInstance->SNO->WriteToSnoMask('l',"FAILOVER: Invalid failover server specified for server \002%s\002, will not follow!", x->Name.c_str());
+                       }
+               }
+       }
+
+       Link* FindLink(const std::string& name)
+       {
+               for (std::vector<Link>::iterator x = LinkBlocks.begin(); x < LinkBlocks.end(); x++)
+               {
+                       if (ServerInstance->MatchText(x->Name.c_str(), name.c_str()))
+                       {
+                               return &(*x);
+                       }
+               }
+               return NULL;
+       }
+
        void AutoConnectServers(time_t curtime)
        {
                for (std::vector<Link>::iterator x = LinkBlocks.begin(); x < LinkBlocks.end(); x++)
                {
                        if ((x->AutoConnect) && (curtime >= x->NextConnectTime))
                        {
-                               log(DEBUG,"Auto-Connecting %s",x->Name.c_str());
+                               ServerInstance->Log(DEBUG,"Auto-Connecting %s",x->Name.c_str());
                                x->NextConnectTime = curtime + x->AutoConnect;
                                TreeServer* CheckDupe = FindServer(x->Name.c_str());
-                               if (!CheckDupe)
+                               if (x->FailOver.length())
                                {
-                                       // an autoconnected server is not connected. Check if its time to connect it
-                                       WriteOpers("*** AUTOCONNECT: Auto-connecting server \002%s\002 (%lu seconds until next attempt)",x->Name.c_str(),x->AutoConnect);
-
-                                       insp_inaddr binip;
-
-                                       /* Do we already have an IP? If so, no need to resolve it. */
-                                       if (insp_aton(x->IPAddr.c_str(), &binip) > 0)
-                                       {
-                                               TreeSocket* newsocket = new TreeSocket(x->IPAddr,x->Port,false,10,x->Name.c_str());
-                                               if (newsocket->GetFd() > -1)
-                                               {
-                                                       Srv->AddSocket(newsocket);
-                                               }
-                                               else
-                                               {
-                                                       WriteOpers("*** AUTOCONNECT: Error autoconnecting \002%s\002: %s.",x->Name.c_str(),strerror(errno));
-                                                       delete newsocket;
-                                               }
-                                       }
-                                       else
+                                       TreeServer* CheckFailOver = FindServer(x->FailOver.c_str());
+                                       if (CheckFailOver)
                                        {
-                                               try
-                                               {
-                                                       ServernameResolver* snr = new ServernameResolver(x->IPAddr, *x);
-                                                       Srv->AddResolver(snr);
-                                               }
-                                               catch (ModuleException& e)
-                                               {
-                                                       log(DEBUG,"Error in resolver: %s",e.GetReason());
-                                               }
+                                               /* The failover for this server is currently a member of the network.
+                                                * The failover probably succeeded, where the main link did not.
+                                                * Don't try the main link until the failover is gone again.
+                                                */
+                                               continue;
                                        }
-
+                               }
+                               if (!CheckDupe)
+                               {
+                                       // an autoconnected server is not connected. Check if its time to connect it
+                                       ServerInstance->SNO->WriteToSnoMask('l',"AUTOCONNECT: Auto-connecting server \002%s\002 (%lu seconds until next attempt)",x->Name.c_str(),x->AutoConnect);
+                                       this->ConnectServer(&(*x));
                                }
                        }
                }
@@ -3802,10 +4187,10 @@ class ModuleSpanningTree : public Module
                if (found)
                {
                        std::string Version = found->GetVersion();
-                       WriteServ(user->fd,"351 %s :%s",user->nick,Version.c_str());
+                       user->WriteServ("351 %s :%s",user->nick,Version.c_str());
                        if (found == TreeRoot)
                        {
-                               std::stringstream out(Config->data005);
+                               std::stringstream out(ServerInstance->Config->data005);
                                std::string token = "";
                                std::string line5 = "";
                                int token_counter = 0;
@@ -3818,7 +4203,7 @@ class ModuleSpanningTree : public Module
 
                                        if ((token_counter >= 13) || (out.eof() == true))
                                        {
-                                               WriteServ(user->fd,"005 %s %s:are supported by this server",user->nick,line5.c_str());
+                                               user->WriteServ("005 %s %s:are supported by this server",user->nick,line5.c_str());
                                                line5 = "";
                                                token_counter = 0;
                                        }
@@ -3827,7 +4212,7 @@ class ModuleSpanningTree : public Module
                }
                else
                {
-                       WriteServ(user->fd,"402 %s %s :No such server",user->nick,parameters[0]);
+                       user->WriteServ("402 %s %s :No such server",user->nick,parameters[0]);
                }
                return 1;
        }
@@ -3836,50 +4221,23 @@ class ModuleSpanningTree : public Module
        {
                for (std::vector<Link>::iterator x = LinkBlocks.begin(); x < LinkBlocks.end(); x++)
                {
-                       if (Srv->MatchText(x->Name.c_str(),parameters[0]))
+                       if (ServerInstance->MatchText(x->Name.c_str(),parameters[0]))
                        {
                                TreeServer* CheckDupe = FindServer(x->Name.c_str());
                                if (!CheckDupe)
                                {
-                                       WriteServ(user->fd,"NOTICE %s :*** CONNECT: Connecting to server: \002%s\002 (%s:%d)",user->nick,x->Name.c_str(),(x->HiddenFromStats ? "<hidden>" : x->IPAddr.c_str()),x->Port);
-                                       insp_inaddr binip;
-
-                                       /* Do we already have an IP? If so, no need to resolve it. */
-                                       if (insp_aton(x->IPAddr.c_str(), &binip) > 0)
-                                       {
-                                               TreeSocket* newsocket = new TreeSocket(x->IPAddr,x->Port,false,10,x->Name.c_str());
-                                               if (newsocket->GetFd() > -1)
-                                               {
-                                                       Srv->AddSocket(newsocket);
-                                               }
-                                               else
-                                               {
-                                                       WriteOpers("*** CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(),strerror(errno));
-                                                       delete newsocket;
-                                               }
-                                       }
-                                       else
-                                       {
-                                               try
-                                               {
-                                                       ServernameResolver* snr = new ServernameResolver(x->IPAddr, *x);
-                                                       Srv->AddResolver(snr);
-                                               }
-                                               catch (ModuleException& e)
-                                               {
-                                                       log(DEBUG,"Error in resolver: %s",e.GetReason());
-                                               }
-                                       }
+                                       user->WriteServ("NOTICE %s :*** CONNECT: Connecting to server: \002%s\002 (%s:%d)",user->nick,x->Name.c_str(),(x->HiddenFromStats ? "<hidden>" : x->IPAddr.c_str()),x->Port);
+                                       ConnectServer(&(*x));
                                        return 1;
                                }
                                else
                                {
-                                       WriteServ(user->fd,"NOTICE %s :*** CONNECT: Server \002%s\002 already exists on the network and is connected via \002%s\002",user->nick,x->Name.c_str(),CheckDupe->GetParent()->GetName().c_str());
+                                       user->WriteServ("NOTICE %s :*** CONNECT: Server \002%s\002 already exists on the network and is connected via \002%s\002",user->nick,x->Name.c_str(),CheckDupe->GetParent()->GetName().c_str());
                                        return 1;
                                }
                        }
                }
-               WriteServ(user->fd,"NOTICE %s :*** CONNECT: No server matching \002%s\002 could be found in the config file.",user->nick,parameters[0]);
+               user->WriteServ("NOTICE %s :*** CONNECT: No server matching \002%s\002 could be found in the config file.",user->nick,parameters[0]);
                return 1;
        }
 
@@ -3889,17 +4247,17 @@ class ModuleSpanningTree : public Module
                {
                        for (unsigned int i = 0; i < LinkBlocks.size(); i++)
                        {
-                               results.push_back(Srv->GetServerName()+" 213 "+user->nick+" C *@"+(LinkBlocks[i].HiddenFromStats ? "<hidden>" : LinkBlocks[i].IPAddr)+" * "+LinkBlocks[i].Name.c_str()+" "+ConvToStr(LinkBlocks[i].Port)+" "+(LinkBlocks[i].EncryptionKey != "" ? 'e' : '-')+(LinkBlocks[i].AutoConnect ? 'a' : '-')+'s');
-                               results.push_back(Srv->GetServerName()+" 244 "+user->nick+" H * * "+LinkBlocks[i].Name.c_str());
+                               results.push_back(std::string(ServerInstance->Config->ServerName)+" 213 "+user->nick+" C *@"+(LinkBlocks[i].HiddenFromStats ? "<hidden>" : LinkBlocks[i].IPAddr)+" * "+LinkBlocks[i].Name.c_str()+" "+ConvToStr(LinkBlocks[i].Port)+" "+(LinkBlocks[i].EncryptionKey != "" ? 'e' : '-')+(LinkBlocks[i].AutoConnect ? 'a' : '-')+'s');
+                               results.push_back(std::string(ServerInstance->Config->ServerName)+" 244 "+user->nick+" H * * "+LinkBlocks[i].Name.c_str());
                        }
-                       results.push_back(Srv->GetServerName()+" 219 "+user->nick+" "+statschar+" :End of /STATS report");
-                       WriteOpers("*** Notice: %s '%c' requested by %s (%s@%s)",(!strcmp(user->server,Config->ServerName) ? "Stats" : "Remote stats"),statschar,user->nick,user->ident,user->host);
+                       results.push_back(std::string(ServerInstance->Config->ServerName)+" 219 "+user->nick+" "+statschar+" :End of /STATS report");
+                       ServerInstance->SNO->WriteToSnoMask('t',"Notice: %s '%c' requested by %s (%s@%s)",(!strcmp(user->server,ServerInstance->Config->ServerName) ? "Stats" : "Remote stats"),statschar,user->nick,user->ident,user->host);
                        return 1;
                }
                return 0;
        }
 
-       virtual int OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, bool validated)
+       virtual int OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, bool validated, const std::string &original_line)
        {
                /* If the command doesnt appear to be valid, we dont want to mess with it. */
                if (!validated)
@@ -3913,6 +4271,14 @@ class ModuleSpanningTree : public Module
                {
                        return this->HandleStats(parameters,pcnt,user);
                }
+               else if (command == "MOTD")
+               {
+                       return this->HandleMotd(parameters,pcnt,user);
+               }
+               else if (command == "ADMIN")
+               {
+                       return this->HandleAdmin(parameters,pcnt,user);
+               }
                else if (command == "SQUIT")
                {
                        return this->HandleSquit(parameters,pcnt,user);
@@ -3949,7 +4315,13 @@ class ModuleSpanningTree : public Module
                        this->HandleVersion(parameters,pcnt,user);
                        return 1;
                }
-               else if (Srv->IsValidModuleCommand(command, pcnt, user))
+
+               return 0;
+       }
+
+       virtual void OnPostCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, CmdResult result, const std::string &original_line)
+       {
+               if ((result == CMD_SUCCESS) && (ServerInstance->IsValidModuleCommand(command, pcnt, user)))
                {
                        // this bit of code cleverly routes all module commands
                        // to all remote severs *automatically* so that modules
@@ -3969,10 +4341,9 @@ class ModuleSpanningTree : public Module
                                        params.push_back(std::string(parameters[j]));
                                }
                        }
-                       log(DEBUG,"Globally route '%s'",command.c_str());
+                       ServerInstance->Log(DEBUG,"Globally route '%s'",command.c_str());
                        DoOneToMany(user->nick,command,params);
                }
-               return 0;
        }
 
        virtual void OnGetServerDescription(const std::string &servername,std::string &description)
@@ -4018,7 +4389,7 @@ class ModuleSpanningTree : public Module
                if (target_type == TYPE_USER)
                {
                        userrec* d = (userrec*)dest;
-                       if ((d->fd < 0) && (IS_LOCAL(user)))
+                       if ((d->GetFd() < 0) && (IS_LOCAL(user)))
                        {
                                std::deque<std::string> params;
                                params.clear();
@@ -4032,17 +4403,20 @@ class ModuleSpanningTree : public Module
                        if (IS_LOCAL(user))
                        {
                                chanrec *c = (chanrec*)dest;
-                               std::string cname = c->name;
-                               if (status)
-                                       cname = status + cname;
-                               std::deque<TreeServer*> list;
-                               GetListOfServersForChannel(c,list);
-                               unsigned int ucount = list.size();
-                               for (unsigned int i = 0; i < ucount; i++)
+                               if (c)
                                {
-                                       TreeSocket* Sock = list[i]->GetSocket();
-                                       if (Sock)
-                                               Sock->WriteLine(":"+std::string(user->nick)+" NOTICE "+cname+" :"+text);
+                                       std::string cname = c->name;
+                                       if (status)
+                                               cname = status + cname;
+                                       std::deque<TreeServer*> list;
+                                       GetListOfServersForChannel(c,list);
+                                       unsigned int ucount = list.size();
+                                       for (unsigned int i = 0; i < ucount; i++)
+                                       {
+                                               TreeSocket* Sock = list[i]->GetSocket();
+                                               if (Sock)
+                                                       Sock->WriteLine(":"+std::string(user->nick)+" NOTICE "+cname+" :"+text);
+                                       }
                                }
                        }
                }
@@ -4066,7 +4440,7 @@ class ModuleSpanningTree : public Module
                        // route private messages which are targetted at clients only to the server
                        // which needs to receive them
                        userrec* d = (userrec*)dest;
-                       if ((d->fd < 0) && (IS_LOCAL(user)))
+                       if ((d->GetFd() < 0) && (IS_LOCAL(user)))
                        {
                                std::deque<std::string> params;
                                params.clear();
@@ -4080,17 +4454,20 @@ class ModuleSpanningTree : public Module
                        if (IS_LOCAL(user))
                        {
                                chanrec *c = (chanrec*)dest;
-                               std::string cname = c->name;
-                               if (status)
-                                       cname = status + cname;
-                               std::deque<TreeServer*> list;
-                               GetListOfServersForChannel(c,list);
-                               unsigned int ucount = list.size();
-                               for (unsigned int i = 0; i < ucount; i++)
+                               if (c)
                                {
-                                       TreeSocket* Sock = list[i]->GetSocket();
-                                       if (Sock)
-                                               Sock->WriteLine(":"+std::string(user->nick)+" PRIVMSG "+cname+" :"+text);
+                                       std::string cname = c->name;
+                                       if (status)
+                                               cname = status + cname;
+                                       std::deque<TreeServer*> list;
+                                       GetListOfServersForChannel(c,list);
+                                       unsigned int ucount = list.size();
+                                       for (unsigned int i = 0; i < ucount; i++)
+                                       {
+                                               TreeSocket* Sock = list[i]->GetSocket();
+                                               if (Sock)
+                                                       Sock->WriteLine(":"+std::string(user->nick)+" PRIVMSG "+cname+" :"+text);
+                                       }
                                }
                        }
                }
@@ -4121,24 +4498,14 @@ class ModuleSpanningTree : public Module
                        std::deque<std::string> params;
                        params.clear();
                        params.push_back(channel->name);
-
-                       if (channel->GetUserCounter() > 1)
-                       {
-                               // not the first in the channel
-                               DoOneToMany(user->nick,"JOIN",params);
-                       }
-                       else
-                       {
-                               // first in the channel, set up their permissions
-                               // and the channel TS with FJOIN.
-                               char ts[24];
-                               snprintf(ts,24,"%lu",(unsigned long)channel->age);
-                               params.clear();
-                               params.push_back(channel->name);
-                               params.push_back(ts);
-                               params.push_back("@"+std::string(user->nick));
-                               DoOneToMany(Srv->GetServerName(),"FJOIN",params);
-                       }
+                       // set up their permissions and the channel TS with FJOIN.
+                       // All users are FJOINed now, because a module may specify
+                       // new joining permissions for the user.
+                       params.clear();
+                       params.push_back(channel->name);
+                       params.push_back(ConvToStr(channel->age));
+                       params.push_back(std::string(channel->GetAllPrefixChars(user))+","+std::string(user->nick));
+                       DoOneToMany(ServerInstance->Config->ServerName,"FJOIN",params);
                }
        }
 
@@ -4189,7 +4556,7 @@ class ModuleSpanningTree : public Module
                        params.push_back("+"+std::string(user->FormatModes()));
                        params.push_back(user->GetIPString());
                        params.push_back(":"+std::string(user->fullname));
-                       DoOneToMany(Srv->GetServerName(),"NICK",params);
+                       DoOneToMany(ServerInstance->Config->ServerName,"NICK",params);
 
                        // User is Local, change needs to be reflected!
                        TreeServer* SourceServer = FindServer(user->server);
@@ -4244,7 +4611,7 @@ class ModuleSpanningTree : public Module
                        params.push_back(chan->name);
                        params.push_back(user->nick);
                        params.push_back(":"+reason);
-                       DoOneToMany(Srv->GetServerName(),"KICK",params);
+                       DoOneToMany(ServerInstance->Config->ServerName,"KICK",params);
                }
        }
 
@@ -4262,12 +4629,12 @@ class ModuleSpanningTree : public Module
                {
                        std::deque<std::string> params;
                        params.push_back(parameter);
-                       DoOneToMany(Srv->GetServerName(),"REHASH",params);
+                       DoOneToMany(ServerInstance->Config->ServerName,"REHASH",params);
                        // check for self
-                       if (Srv->MatchText(Srv->GetServerName(),parameter))
+                       if (ServerInstance->MatchText(ServerInstance->Config->ServerName,parameter))
                        {
-                               Srv->SendOpers("*** Remote rehash initiated from server \002"+Srv->GetServerName()+"\002.");
-                               Srv->RehashServer();
+                               ServerInstance->WriteOpers("*** Remote rehash initiated from server \002%s\002",ServerInstance->Config->ServerName);
+                               ServerInstance->RehashServer();
                        }
                }
                ReadConfiguration(false);
@@ -4403,12 +4770,12 @@ class ModuleSpanningTree : public Module
                        if (target_type == TYPE_USER)
                        {
                                userrec* u = (userrec*)target;
-                               s->WriteLine(":"+Srv->GetServerName()+" FMODE "+u->nick+" "+ConvToStr(u->age)+" "+modeline);
+                               s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" FMODE "+u->nick+" "+ConvToStr(u->age)+" "+modeline);
                        }
                        else
                        {
                                chanrec* c = (chanrec*)target;
-                               s->WriteLine(":"+Srv->GetServerName()+" FMODE "+c->name+" "+ConvToStr(c->age)+" "+modeline);
+                               s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" FMODE "+c->name+" "+ConvToStr(c->age)+" "+modeline);
                        }
                }
        }
@@ -4421,52 +4788,61 @@ class ModuleSpanningTree : public Module
                        if (target_type == TYPE_USER)
                        {
                                userrec* u = (userrec*)target;
-                               s->WriteLine(":"+Srv->GetServerName()+" METADATA "+u->nick+" "+extname+" :"+extdata);
+                               s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" METADATA "+u->nick+" "+extname+" :"+extdata);
                        }
                        else if (target_type == TYPE_OTHER)
                        {
-                               s->WriteLine(":"+Srv->GetServerName()+" METADATA * "+extname+" :"+extdata);
+                               s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" METADATA * "+extname+" :"+extdata);
                        }
                        else if (target_type == TYPE_CHANNEL)
                        {
                                chanrec* c = (chanrec*)target;
-                               s->WriteLine(":"+Srv->GetServerName()+" METADATA "+c->name+" "+extname+" :"+extdata);
+                               s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" METADATA "+c->name+" "+extname+" :"+extdata);
                        }
                }
        }
 
        virtual void OnEvent(Event* event)
        {
+               std::deque<std::string>* params = (std::deque<std::string>*)event->GetData();
+
                if (event->GetEventID() == "send_metadata")
                {
-                       std::deque<std::string>* params = (std::deque<std::string>*)event->GetData();
                        if (params->size() < 3)
                                return;
                        (*params)[2] = ":" + (*params)[2];
-                       DoOneToMany(Srv->GetServerName(),"METADATA",*params);
+                       DoOneToMany(ServerInstance->Config->ServerName,"METADATA",*params);
+               }
+               else if (event->GetEventID() == "send_topic")
+               {
+                       if (params->size() < 2)
+                               return;
+                       (*params)[1] = ":" + (*params)[1];
+                       params->insert(params->begin() + 1,ServerInstance->Config->ServerName);
+                       params->insert(params->begin() + 1,ConvToStr(ServerInstance->Time()));
+                       DoOneToMany(ServerInstance->Config->ServerName,"FTOPIC",*params);
                }
                else if (event->GetEventID() == "send_mode")
                {
-                       std::deque<std::string>* params = (std::deque<std::string>*)event->GetData();
                        if (params->size() < 2)
                                return;
                        // Insert the TS value of the object, either userrec or chanrec
                        time_t ourTS = 0;
-                       userrec* a = Srv->FindNick((*params)[0]);
+                       userrec* a = ServerInstance->FindNick((*params)[0]);
                        if (a)
                        {
                                ourTS = a->age;
                        }
                        else
                        {
-                               chanrec* a = Srv->FindChannel((*params)[0]);
+                               chanrec* a = ServerInstance->FindChan((*params)[0]);
                                if (a)
                                {
                                        ourTS = a->age;
                                }
                        }
                        params->insert(params->begin() + 1,ConvToStr(ourTS));
-                       DoOneToMany(Srv->GetServerName(),"FMODE",*params);
+                       DoOneToMany(ServerInstance->Config->ServerName,"FMODE",*params);
                }
        }
 
@@ -4487,7 +4863,7 @@ class ModuleSpanningTree : public Module
                List[I_OnUserQuit] = List[I_OnUserPostNick] = List[I_OnUserKick] = List[I_OnRemoteKill] = List[I_OnRehash] = 1;
                List[I_OnOper] = List[I_OnAddGLine] = List[I_OnAddZLine] = List[I_OnAddQLine] = List[I_OnAddELine] = 1;
                List[I_OnDelGLine] = List[I_OnDelZLine] = List[I_OnDelQLine] = List[I_OnDelELine] = List[I_ProtoSendMode] = List[I_OnMode] = 1;
-               List[I_OnStats] = List[I_ProtoSendMetaData] = List[I_OnEvent] = List[I_OnSetAway] = List[I_OnCancelAway] = 1;
+               List[I_OnStats] = List[I_ProtoSendMetaData] = List[I_OnEvent] = List[I_OnSetAway] = List[I_OnCancelAway] = List[I_OnPostCommand] = 1;
        }
 
        /* It is IMPORTANT that m_spanningtree is the last module in the chain
@@ -4503,6 +4879,15 @@ class ModuleSpanningTree : public Module
        }
 };
 
+void DoFailOver(Link* x)
+{
+       TreeProtocolModule->DoFailOver(x);
+}
+
+Link* FindLink(const std::string& name)
+{
+       return TreeProtocolModule->FindLink(name);
+}
 
 class ModuleSpanningTreeFactory : public ModuleFactory
 {
@@ -4515,7 +4900,7 @@ class ModuleSpanningTreeFactory : public ModuleFactory
        {
        }
        
-       virtual Module * CreateModule(Server* Me)
+       virtual Module * CreateModule(InspIRCd* Me)
        {
                TreeProtocolModule = new ModuleSpanningTree(Me);
                return TreeProtocolModule;