-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/* +------------------------------------+
+ * | Inspire Internet Relay Chat Daemon |
+ * +------------------------------------+
*
- * Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
- * E-mail:
- * <brain@chatspike.net>
- * <Craig@chatspike.net>
- *
+ * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
+ * E-mail:
+ * <brain@chatspike.net>
+ * <Craig@chatspike.net>
+ *
* Written by Craig Edwards, Craig McLure, and others.
* This program is free but copyrighted software; see
- * the file COPYING for details.
+ * the file COPYING for details.
*
* ---------------------------------------------------
*/
#include "inspircd_config.h"
#include "inspircd.h"
#include "inspircd_io.h"
-#include "inspircd_util.h"
#include <unistd.h>
#include <sys/errno.h>
#include <sys/ioctl.h>
#include "globals.h"
#include "modules.h"
#include "dynamic.h"
+#include "commands.h"
#include "wildcard.h"
#include "message.h"
#include "mode.h"
#include "xline.h"
#include "inspstring.h"
#include "helperfuncs.h"
+#include "typedefs.h"
#ifdef GCC3
#define nspace __gnu_cxx
#define nspace std
#endif
+extern ServerConfig* Config;
+
extern int MODCOUNT;
extern std::vector<Module*> modules;
extern std::vector<ircd_module*> factory;
-
-extern int LogLevel;
-extern char ServerName[MAXBUF];
-extern char Network[MAXBUF];
-extern char ServerDesc[MAXBUF];
-extern char AdminName[MAXBUF];
-extern char AdminEmail[MAXBUF];
-extern char AdminNick[MAXBUF];
-extern char diepass[MAXBUF];
-extern char restartpass[MAXBUF];
-extern char motd[MAXBUF];
-extern char rules[MAXBUF];
-extern char list[MAXBUF];
-extern char PrefixQuit[MAXBUF];
-extern char DieValue[MAXBUF];
-
-extern int debugging;
extern int WHOWAS_STALE;
extern int WHOWAS_MAX;
-extern int DieDelay;
-extern time_t startup_time;
-extern int NetBufferSize;
-int MaxWhoResults;
-extern time_t nb_start;
-
-extern std::vector<std::string> module_names;
-
-extern int boundPortCount;
-extern int portCount;
-extern int SERVERportCount;
-extern int ports[MAXSOCKS];
-extern int defaultRoute;
-
-extern std::vector<long> auth_cookies;
-extern std::stringstream config_f;
-
-extern serverrec* me[32];
-
-extern FILE *log_file;
-
extern time_t TIME;
+extern chan_hash chanlist;
using namespace std;
-std::vector<ModeParameter> custom_mode_params;
+chanrec* ForceChan(chanrec* Ptr,ucrec *a,userrec* user, int created);
chanrec::chanrec()
{
- strcpy(name,"");
- strcpy(custom_modes,"");
- strcpy(topic,"");
- strcpy(setby,"");
- strcpy(key,"");
+ *name = *topic = *setby = *key = 0;
created = topicset = limit = 0;
- binarymodes = 0;
internal_userlist.clear();
+ memset(&modes,0,64);
}
void chanrec::SetCustomMode(char mode,bool mode_on)
{
- if (mode_on) {
- static char m[3];
- m[0] = mode;
- m[1] = '\0';
- if (!strchr(this->custom_modes,mode))
+ modes[mode-65] = mode_on;
+ if (!mode_on)
+ this->SetCustomModeParam(mode,"",false);
+}
+
+
+void chanrec::SetCustomModeParam(char mode,char* parameter,bool mode_on)
+{
+ log(DEBUG,"SetCustomModeParam called");
+
+ std::map<char,char*>::iterator n = custom_mode_params.find(mode);
+
+ if (mode_on)
+ {
+ log(DEBUG,"Custom mode parameter %c %s added",mode,parameter);
+ if (n == custom_mode_params.end())
+ {
+ custom_mode_params[mode] = strdup(parameter);
+ }
+ }
+ else
+ {
+ if (n != custom_mode_params.end())
{
- strlcat(custom_modes,m,MAXMODES);
+ free(n->second);
+ custom_mode_params.erase(n);
}
- log(DEBUG,"Custom mode %c set",mode);
}
- else {
+}
- std::string a = this->custom_modes;
- int pos = a.find(mode);
- a.erase(pos,1);
- strncpy(this->custom_modes,a.c_str(),MAXMODES);
+bool chanrec::IsModeSet(char mode)
+{
+ return modes[mode-65];
+}
- log(DEBUG,"Custom mode %c removed: modelist='%s'",mode,this->custom_modes);
- this->SetCustomModeParam(mode,"",false);
+std::string chanrec::GetModeParameter(char mode)
+{
+ if (mode == 'k')
+ {
+ return this->key;
+ }
+ else if (mode == 'l')
+ {
+ return ConvToStr(this->limit);
+ }
+ else
+ {
+ std::map<char,char*>::iterator n = custom_mode_params.find(mode);
+ if (n != custom_mode_params.end())
+ {
+ return n->second;
+ }
+ return "";
}
}
+long chanrec::GetUserCounter()
+{
+ return (this->internal_userlist.size());
+}
-void chanrec::SetCustomModeParam(char mode,char* parameter,bool mode_on)
+void chanrec::AddUser(userrec* user)
{
+ internal_userlist[user] = user;
+}
- log(DEBUG,"SetCustomModeParam called");
- ModeParameter M;
- M.mode = mode;
- strlcpy(M.channel,this->name,CHANMAX);
- strlcpy(M.parameter,parameter,MAXBUF);
- if (mode_on)
+unsigned long chanrec::DelUser(userrec* user)
+{
+ CUList::iterator a = internal_userlist.find(user);
+ if (a != internal_userlist.end())
{
- log(DEBUG,"Custom mode parameter %c %s added",mode,parameter);
- custom_mode_params.push_back(M);
+ internal_userlist.erase(a);
+ /* And tidy any others... */
+ DelOppedUser(user);
+ DelHalfoppedUser(user);
+ DelVoicedUser(user);
+ return internal_userlist.size();
+ }
+ return internal_userlist.size();
+}
+
+bool chanrec::HasUser(userrec* user)
+{
+ return (internal_userlist.find(user) != internal_userlist.end());
+}
+
+void chanrec::AddOppedUser(userrec* user)
+{
+ internal_op_userlist[user] = user;
+}
+
+void chanrec::DelOppedUser(userrec* user)
+{
+ CUList::iterator a = internal_op_userlist.find(user);
+ if (a != internal_op_userlist.end())
+ {
+ internal_op_userlist.erase(a);
+ return;
+ }
+}
+
+void chanrec::AddHalfoppedUser(userrec* user)
+{
+ internal_halfop_userlist[user] = user;
+}
+
+void chanrec::DelHalfoppedUser(userrec* user)
+{
+ CUList::iterator a = internal_halfop_userlist.find(user);
+ if (a != internal_halfop_userlist.end())
+ {
+ internal_halfop_userlist.erase(a);
+ return;
+ }
+}
+
+void chanrec::AddVoicedUser(userrec* user)
+{
+ internal_voice_userlist[user] = user;
+}
+
+void chanrec::DelVoicedUser(userrec* user)
+{
+ CUList::iterator a = internal_voice_userlist.find(user);
+ if (a != internal_voice_userlist.end())
+ {
+ internal_voice_userlist.erase(a);
+ return;
+ }
+}
+
+CUList* chanrec::GetUsers()
+{
+ return &internal_userlist;
+}
+
+CUList* chanrec::GetOppedUsers()
+{
+ return &internal_op_userlist;
+}
+
+CUList* chanrec::GetHalfoppedUsers()
+{
+ return &internal_halfop_userlist;
+}
+
+CUList* chanrec::GetVoicedUsers()
+{
+ return &internal_voice_userlist;
+}
+
+/*
+ * add a channel to a user, creating the record for it if needed and linking
+ * it to the user record
+ */
+
+chanrec* add_channel(userrec *user, const char* cn, const char* key, bool override)
+{
+ if ((!user) || (!cn))
+ {
+ log(DEFAULT,"*** BUG *** add_channel was given an invalid parameter");
+ return 0;
+ }
+
+ int created = 0;
+ char cname[MAXBUF];
+ int MOD_RESULT = 0;
+ strlcpy(cname,cn,CHANMAX);
+ log(DEBUG,"cname='%s' cn='%s'",cname,cn);
+
+ log(DEBUG,"add_channel: %s %s",user->nick,cname);
+
+ chanrec* Ptr = FindChan(cname);
+
+ if (!Ptr)
+ {
+ if (user->fd > -1)
+ {
+ MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnUserPreJoin,OnUserPreJoin(user,NULL,cname));
+ if (MOD_RESULT == 1)
+ return NULL;
+ }
+
+ /* create a new one */
+ chanlist[cname] = new chanrec();
+ strlcpy(chanlist[cname]->name, cname,CHANMAX);
+ chanlist[cname]->modes[CM_TOPICLOCK] = chanlist[cname]->modes[CM_NOEXTERNAL] = 1;
+ //chanlist[cname]->binarymodes = CM_TOPICLOCK | CM_NOEXTERNAL;
+ chanlist[cname]->created = TIME;
+ *chanlist[cname]->topic = 0;
+ strlcpy(chanlist[cname]->setby, user->nick,NICKMAX-1);
+ chanlist[cname]->topicset = 0;
+ Ptr = chanlist[cname];
+ log(DEBUG,"add_channel: created: %s",cname);
+ /*
+ * set created to 2 to indicate user
+ * is the first in the channel
+ * and should be given ops
+ */
+ created = 2;
}
else
{
- if (custom_mode_params.size())
+ /* Already on the channel */
+ if (Ptr->HasUser(user))
+ return NULL;
+
+ /*
+ * remote users are allowed us to bypass channel modes
+ * and bans (used by servers)
+ */
+ if (IS_LOCAL(user)) /* was a check on fd > -1 */
{
- for (vector<ModeParameter>::iterator i = custom_mode_params.begin(); i < custom_mode_params.end(); i++)
+ MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnUserPreJoin,OnUserPreJoin(user,Ptr,cname));
+ if (MOD_RESULT == 1)
+ {
+ return NULL;
+ }
+ else if (MOD_RESULT == 0)
{
- if ((i->mode == mode) && (!strcasecmp(this->name,i->channel)))
+ if (*Ptr->key)
{
- log(DEBUG,"Custom mode parameter %c %s removed",mode,parameter);
- custom_mode_params.erase(i);
- return;
+ MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnCheckKey,OnCheckKey(user, Ptr, key ? key : ""));
+ if (!MOD_RESULT)
+ {
+ if (!key)
+ {
+ log(DEBUG,"add_channel: no key given in JOIN");
+ WriteServ(user->fd,"475 %s %s :Cannot join channel (Requires key)",user->nick, Ptr->name);
+ return NULL;
+ }
+ else
+ {
+ if (strcmp(key,Ptr->key))
+ {
+ log(DEBUG,"add_channel: bad key given in JOIN");
+ WriteServ(user->fd,"475 %s %s :Cannot join channel (Incorrect key)",user->nick, Ptr->name);
+ return NULL;
+ }
+ }
+ }
+ }
+ if (Ptr->modes[CM_INVITEONLY])
+ {
+ MOD_RESULT = 0;
+ irc::string xname(Ptr->name);
+ FOREACH_RESULT(I_OnCheckInvite,OnCheckInvite(user, Ptr));
+ if (!MOD_RESULT)
+ {
+ log(DEBUG,"add_channel: channel is +i");
+ if (user->IsInvited(xname))
+ {
+ /* user was invited to channel */
+ /* there may be an optional channel NOTICE here */
+ }
+ else
+ {
+ WriteServ(user->fd,"473 %s %s :Cannot join channel (Invite only)",user->nick, Ptr->name);
+ return NULL;
+ }
+ }
+ user->RemoveInvite(xname);
+ }
+ if (Ptr->limit)
+ {
+ MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnCheckLimit,OnCheckLimit(user, Ptr));
+ if (!MOD_RESULT)
+ {
+ if (usercount(Ptr) >= Ptr->limit)
+ {
+ WriteServ(user->fd,"471 %s %s :Cannot join channel (Channel is full)",user->nick, Ptr->name);
+ return NULL;
+ }
+ }
+ }
+ if (Ptr->bans.size())
+ {
+ log(DEBUG,"add_channel: about to walk banlist");
+ MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnCheckBan,OnCheckBan(user, Ptr));
+ if (!MOD_RESULT)
+ {
+ for (BanList::iterator i = Ptr->bans.begin(); i != Ptr->bans.end(); i++)
+ {
+ if ((match(user->GetFullHost(),i->data)) || (match(user->GetFullRealHost(),i->data)) || (match((char*)inet_ntoa(user->ip4),i->data)))
+ {
+ WriteServ(user->fd,"474 %s %s :Cannot join channel (You're banned)",user->nick, Ptr->name);
+ return NULL;
+ }
+ }
+ }
}
}
}
- log(DEBUG,"*** BUG *** Attempt to remove non-existent mode parameter!");
+ else
+ {
+ log(DEBUG,"Overridden checks");
+ }
+ created = 1;
}
-}
-bool chanrec::IsCustomModeSet(char mode)
-{
- log(DEBUG,"Checking ISCustomModeSet: %c %s",mode,this->custom_modes);
- return (strchr(this->custom_modes,mode) != 0);
-}
+ log(DEBUG,"Passed channel checks");
-std::string chanrec::GetModeParameter(char mode)
-{
- if (custom_mode_params.size())
+ for (std::vector<ucrec*>::const_iterator index = user->chans.begin(); index != user->chans.end(); index++)
+ {
+ if ((ucrec*)(*index)->channel == NULL)
+ {
+ return ForceChan(Ptr,(ucrec*)(*index),user,created);
+ }
+ }
+
+ /*
+ * XXX: If the user is an oper here, we can just extend their user->chans vector by one
+ * and put the channel in here. Same for remote users which are not bound by
+ * the channel limits. Otherwise, nope, youre boned.
+ */
+ if (!IS_LOCAL(user)) /* was a check on fd < 0 */
+ {
+ ucrec* a = new ucrec();
+ chanrec* c = ForceChan(Ptr,a,user,created);
+ user->chans.push_back(a);
+ return c;
+ }
+ else if (*user->oper)
+ {
+ /* Oper allows extension up to the OPERMAXCHANS value */
+ if (user->chans.size() < OPERMAXCHANS)
+ {
+ ucrec* a = new ucrec();
+ chanrec* c = ForceChan(Ptr,a,user,created);
+ user->chans.push_back(a);
+ return c;
+ }
+ }
+
+ log(DEBUG,"add_channel: user channel max exceeded: %s %s",user->nick,cname);
+ WriteServ(user->fd,"405 %s %s :You are on too many channels",user->nick, cname);
+
+ if (created == 2)
{
- for (vector<ModeParameter>::iterator i = custom_mode_params.begin(); i < custom_mode_params.end(); i++)
+ log(DEBUG,"BLAMMO, Whacking channel.");
+ /* Things went seriously pear shaped, so take this away. bwahaha. */
+ chan_hash::iterator n = chanlist.find(cname);
+ if (n != chanlist.end())
{
- if ((i->mode == mode) && (!strcasecmp(this->name,i->channel)))
+ Ptr->DelUser(user);
+ delete Ptr;
+ chanlist.erase(n);
+ for (unsigned int index =0; index < user->chans.size(); index++)
{
- return i->parameter;
+ if (user->chans[index]->channel == Ptr)
+ {
+ user->chans[index]->channel = NULL;
+ user->chans[index]->uc_modes = 0;
+ }
}
}
}
- return "";
+ return NULL;
}
-long chanrec::GetUserCounter()
+chanrec* ForceChan(chanrec* Ptr,ucrec *a,userrec* user, int created)
{
- return (this->internal_userlist.size());
+ if (created == 2)
+ {
+ /* first user in is given ops */
+ a->uc_modes = UCMODE_OP;
+ Ptr->AddOppedUser(user);
+ }
+ else
+ {
+ a->uc_modes = 0;
+ }
+
+ a->channel = Ptr;
+ Ptr->AddUser(user);
+ WriteChannel(Ptr,user,"JOIN :%s",Ptr->name);
+
+ /* Major improvement by Brain - we dont need to be calculating all this pointlessly for remote users */
+ if (IS_LOCAL(user))
+ {
+ log(DEBUG,"Sent JOIN to client");
+ if (Ptr->topicset)
+ {
+ WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
+ WriteServ(user->fd,"333 %s %s %s %lu", user->nick, Ptr->name, Ptr->setby, (unsigned long)Ptr->topicset);
+ }
+ userlist(user,Ptr);
+ WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, Ptr->name);
+ }
+ FOREACH_MOD(I_OnUserJoin,OnUserJoin(user,Ptr));
+ return Ptr;
}
-void chanrec::AddUser(char* castuser)
+/*
+ *remove a channel from a users record, and remove the record from memory
+ * if the channel has become empty
+ */
+
+chanrec* del_channel(userrec *user, const char* cname, const char* reason, bool local)
{
- internal_userlist.push_back(castuser);
- log(DEBUG,"Added casted user to channel's internal list");
+ if ((!user) || (!cname))
+ {
+ log(DEFAULT,"*** BUG *** del_channel was given an invalid parameter");
+ return NULL;
+ }
+
+ chanrec* Ptr = FindChan(cname);
+
+ if (!Ptr)
+ return NULL;
+
+ log(DEBUG,"del_channel: removing: %s %s",user->nick,Ptr->name);
+
+ for (unsigned int i =0; i < user->chans.size(); i++)
+ {
+ /* zap it from the channel list of the user */
+ if (user->chans[i]->channel == Ptr)
+ {
+ if (reason)
+ {
+ FOREACH_MOD(I_OnUserPart,OnUserPart(user,Ptr,reason));
+ WriteChannel(Ptr,user,"PART %s :%s",Ptr->name, reason);
+ }
+ else
+ {
+ FOREACH_MOD(I_OnUserPart,OnUserPart(user,Ptr,""));
+ WriteChannel(Ptr,user,"PART :%s",Ptr->name);
+ }
+ user->chans[i]->uc_modes = 0;
+ user->chans[i]->channel = NULL;
+ log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
+ break;
+ }
+ }
+
+ Ptr->DelUser(user);
+
+ /* if there are no users left on the channel */
+ if (!usercount(Ptr))
+ {
+ chan_hash::iterator iter = chanlist.find(Ptr->name);
+
+ log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
+
+ /* kill the record */
+ if (iter != chanlist.end())
+ {
+ log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
+ FOREACH_MOD(I_OnChannelDelete,OnChannelDelete(Ptr));
+ delete Ptr;
+ chanlist.erase(iter);
+ }
+ }
+
+ return NULL;
}
-void chanrec::DelUser(char* castuser)
+void server_kick_channel(userrec* user, chanrec* Ptr, char* reason, bool triggerevents)
{
- for (std::vector<char*>::iterator a = internal_userlist.begin(); a < internal_userlist.end(); a++)
+ if ((!user) || (!Ptr) || (!reason))
+ {
+ return;
+ }
+
+ if (IS_LOCAL(user))
{
- if (*a == castuser)
+ if (!Ptr->HasUser(user))
{
- log(DEBUG,"Removed casted user from channel's internal list");
- internal_userlist.erase(a);
+ /* Not on channel */
return;
}
}
- log(DEBUG,"BUG BUG BUG! Attempt to remove an uncasted user from the internal list of %s!",name);
+
+ if (triggerevents)
+ {
+ FOREACH_MOD(I_OnUserKick,OnUserKick(NULL,user,Ptr,reason));
+ }
+
+ for (unsigned int i =0; i < user->chans.size(); i++)
+ {
+ if ((user->chans[i]->channel) && (user->chans[i]->channel == Ptr))
+ {
+ WriteChannelWithServ(Config->ServerName,Ptr,"KICK %s %s :%s",Ptr->name, user->nick, reason);
+ user->chans[i]->uc_modes = 0;
+ user->chans[i]->channel = NULL;
+ break;
+ }
+ }
+
+ Ptr->DelUser(user);
+
+ if (!usercount(Ptr))
+ {
+ chan_hash::iterator iter = chanlist.find(Ptr->name);
+ log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
+ /* kill the record */
+ if (iter != chanlist.end())
+ {
+ log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
+ FOREACH_MOD(I_OnChannelDelete,OnChannelDelete(Ptr));
+ delete Ptr;
+ chanlist.erase(iter);
+ }
+ }
}
-std::vector<char*> *chanrec::GetUsers()
+void kick_channel(userrec *src,userrec *user, chanrec *Ptr, char* reason)
{
- return &internal_userlist;
+ if ((!src) || (!user) || (!Ptr) || (!reason))
+ {
+ log(DEFAULT,"*** BUG *** kick_channel was given an invalid parameter");
+ return;
+ }
+
+ log(DEBUG,"kick_channel: removing: %s %s %s",user->nick,Ptr->name,src->nick);
+
+ if (IS_LOCAL(src))
+ {
+ if (!Ptr->HasUser(user))
+ {
+ WriteServ(src->fd,"441 %s %s %s :They are not on that channel",src->nick, user->nick, Ptr->name);
+ return;
+ }
+ int MOD_RESULT = 0;
+
+ if (!is_uline(src->server))
+ {
+ MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnUserPreKick,OnUserPreKick(src,user,Ptr,reason));
+ if (MOD_RESULT == 1)
+ return;
+ }
+ /* Set to -1 by OnUserPreKick if explicit allow was set */
+ if (MOD_RESULT != -1)
+ {
+ FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(src,user,Ptr,AC_KICK));
+ if ((MOD_RESULT == ACR_DENY) && (!is_uline(src->server)))
+ return;
+
+ if ((MOD_RESULT == ACR_DEFAULT) || (!is_uline(src->server)))
+ {
+ if ((cstatus(src,Ptr) < STATUS_HOP) || (cstatus(src,Ptr) < cstatus(user,Ptr)))
+ {
+ if (cstatus(src,Ptr) == STATUS_HOP)
+ {
+ WriteServ(src->fd,"482 %s %s :You must be a channel operator",src->nick, Ptr->name);
+ }
+ else
+ {
+ WriteServ(src->fd,"482 %s %s :You must be at least a half-operator",src->nick, Ptr->name);
+ }
+
+ return;
+ }
+ }
+ }
+ }
+
+ FOREACH_MOD(I_OnUserKick,OnUserKick(src,user,Ptr,reason));
+
+ for (std::vector<ucrec*>::const_iterator i = user->chans.begin(); i != user->chans.end(); i++)
+ {
+ /* zap it from the channel list of the user */
+ if ((((ucrec*)(*i))->channel) && (((ucrec*)(*i))->channel == Ptr))
+ {
+ WriteChannel(Ptr,src,"KICK %s %s :%s",Ptr->name, user->nick, reason);
+ ((ucrec*)(*i))->uc_modes = 0;
+ ((ucrec*)(*i))->channel = NULL;
+ log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
+ break;
+ }
+ }
+
+ if (!Ptr->DelUser(user))
+ /* if there are no users left on the channel */
+ {
+ chan_hash::iterator iter = chanlist.find(Ptr->name);
+
+ log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
+
+ /* kill the record */
+ if (iter != chanlist.end())
+ {
+ log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
+ FOREACH_MOD(I_OnChannelDelete,OnChannelDelete(Ptr));
+ delete Ptr;
+ chanlist.erase(iter);
+ }
+ }
}
+
+