* +------------------------------------+
*
* InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- * E-mail:
- * <brain@chatspike.net>
- * <Craig@chatspike.net>
+ * 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 "connection.h"
#include "users.h"
#include "inspircd.h"
-#include <stdio.h>
+#include <stdarg.h>
#include "inspstring.h"
#include "commands.h"
#include "helperfuncs.h"
extern ServerConfig *Config;
extern user_hash clientlist;
extern Server* MyServer;
-
-whowas_users whowas;
-
extern std::vector<userrec*> local_users;
+irc::whowas::whowas_users whowas;
+static unsigned long already_sent[MAX_DESCRIPTORS] = {0};
std::vector<userrec*> all_opers;
typedef std::map<irc::string,char*> opertype_t;
opertype_t opertypes;
operclass_t operclass;
+/* XXX: Used for speeding up WriteCommon operations */
+unsigned long uniq_id = 0;
+
bool InitTypes(const char* tag)
{
for (opertype_t::iterator n = opertypes.begin(); n != opertypes.end(); n++)
if (*(hostname.c_str()) == ':')
hostname = "0" + hostname;
- WriteServ(this->bound_fd, "NOTICE Auth :*** Found your hostname (%s)", hostname.c_str());
+ this->bound_user->WriteServ("NOTICE Auth :*** Found your hostname (%s)", hostname.c_str());
this->bound_user->dns_done = true;
strlcpy(this->bound_user->dhost, hostname.c_str(),64);
strlcpy(this->bound_user->host, hostname.c_str(),64);
}
else
{
- WriteServ(this->bound_fd, "NOTICE Auth :*** Your hostname is longer than the maximum of 64 characters, using your IP address (%s) instead.", this->bound_user->GetIPString());
+ this->bound_user->WriteServ("NOTICE Auth :*** Your hostname is longer than the maximum of 64 characters, using your IP address (%s) instead.", this->bound_user->GetIPString());
}
}
else
{
- WriteServ(this->bound_fd, "NOTICE Auth :*** Your hostname does not match up with your IP address. Sorry, using your IP address (%s) instead.", this->bound_user->GetIPString());
+ this->bound_user->WriteServ("NOTICE Auth :*** Your hostname does not match up with your IP address. Sorry, using your IP address (%s) instead.", this->bound_user->GetIPString());
}
}
}
if (fd_ref_table[this->bound_fd] == this->bound_user)
{
/* Error message here */
- WriteServ(this->bound_fd, "NOTICE Auth :*** Could not resolve your hostname, using your IP address (%s) instead.", this->bound_user->GetIPString());
+ this->bound_user->WriteServ("NOTICE Auth :*** Could not resolve your hostname, using your IP address (%s) instead.", this->bound_user->GetIPString());
this->bound_user->dns_done = true;
}
}
void userrec::Oper(const std::string &opertype)
{
this->modes[UM_OPERATOR] = 1;
- WriteServ(this->fd, "MODE %s :+o", this->nick);
+ this->WriteServ("MODE %s :+o", this->nick);
FOREACH_MOD(I_OnOper, OnOper(this, opertype));
log(DEFAULT,"OPER: %s!%s@%s opered as type: %s", this->nick, this->ident, this->host, opertype.c_str());
strlcpy(this->oper, opertype.c_str(), NICKMAX - 1);
reason.resize(MAXQUIT - 1);
if (IS_LOCAL(user))
- Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,reason.c_str());
+ user->Write("ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,reason.c_str());
if (user->registered == REG_ALL)
{
purge_empty_chans(user);
FOREACH_MOD(I_OnUserQuit,OnUserQuit(user,reason));
- WriteCommonExcept(user,"QUIT :%s",reason.c_str());
+ user->WriteCommonExcept("QUIT :%s",reason.c_str());
}
if (IS_LOCAL(user))
}
}
-WhoWasGroup::WhoWasGroup(userrec* user) : host(NULL), dhost(NULL), ident(NULL), server(NULL), gecos(NULL), signon(user->signon)
+namespace irc
{
- this->host = strdup(user->host);
- this->dhost = strdup(user->dhost);
- this->ident = strdup(user->ident);
- this->server = user->server;
- this->gecos = strdup(user->fullname);
-}
+ namespace whowas
+ {
-WhoWasGroup::~WhoWasGroup()
-{
- if (host)
- free(host);
- if (dhost)
- free(dhost);
- if (ident)
- free(ident);
- if (gecos)
- free(gecos);
-}
+ WhoWasGroup::WhoWasGroup(userrec* user) : host(NULL), dhost(NULL), ident(NULL), server(NULL), gecos(NULL), signon(user->signon)
+ {
+ this->host = strdup(user->host);
+ this->dhost = strdup(user->dhost);
+ this->ident = strdup(user->ident);
+ this->server = user->server;
+ this->gecos = strdup(user->fullname);
+ }
+
+ WhoWasGroup::~WhoWasGroup()
+ {
+ if (host)
+ free(host);
+ if (dhost)
+ free(dhost);
+ if (ident)
+ free(ident);
+ if (gecos)
+ free(gecos);
+ }
+
+ /* every hour, run this function which removes all entries over 3 days */
+ void MaintainWhoWas(time_t TIME)
+ {
+ for (whowas_users::iterator iter = ::whowas.begin(); iter != ::whowas.end(); iter++)
+ {
+ whowas_set* n = (whowas_set*)iter->second;
+ if (n->size())
+ {
+ while ((n->begin() != n->end()) && ((*n->begin())->signon < TIME - 259200)) // 3 days
+ {
+ WhoWasGroup *a = *(n->begin());
+ DELETE(a);
+ n->erase(n->begin());
+ }
+ }
+ }
+ }
+ };
+};
/* adds or updates an entry in the whowas list */
void userrec::AddToWhoWas()
{
- whowas_users::iterator iter = whowas.find(this->nick);
+ irc::whowas::whowas_users::iterator iter = whowas.find(this->nick);
if (iter == whowas.end())
{
- whowas_set* n = new whowas_set;
- WhoWasGroup *a = new WhoWasGroup(this);
+ irc::whowas::whowas_set* n = new irc::whowas::whowas_set;
+ irc::whowas::WhoWasGroup *a = new irc::whowas::WhoWasGroup(this);
n->push_back(a);
whowas[this->nick] = n;
}
else
{
- whowas_set* group = (whowas_set*)iter->second;
+ irc::whowas::whowas_set* group = (irc::whowas::whowas_set*)iter->second;
if (group->size() > 10)
{
- WhoWasGroup *a = (WhoWasGroup*)*(group->begin());
+ irc::whowas::WhoWasGroup *a = (irc::whowas::WhoWasGroup*)*(group->begin());
DELETE(a);
group->pop_front();
}
- WhoWasGroup *a = new WhoWasGroup(this);
+ irc::whowas::WhoWasGroup *a = new irc::whowas::WhoWasGroup(this);
group->push_back(a);
}
}
-/* every hour, run this function which removes all entries over 3 days */
-void MaintainWhoWas(time_t TIME)
-{
- for (whowas_users::iterator iter = whowas.begin(); iter != whowas.end(); iter++)
- {
- whowas_set* n = (whowas_set*)iter->second;
- if (n->size())
- {
- while ((n->begin() != n->end()) && ((*n->begin())->signon < TIME - 259200)) // 3 days
- {
- WhoWasGroup *a = *(n->begin());
- DELETE(a);
- n->erase(n->begin());
- }
- }
- }
-}
-
/* add a client connection to the sockets list */
-void AddClient(int socket, int port, bool iscached, insp_inaddr ip)
+void userrec::AddClient(int socket, int port, bool iscached, insp_inaddr ip)
{
std::string tempnick = ConvToStr(socket) + "-unknown";
user_hash::iterator iter = clientlist.find(tempnick);
log(DEBUG,"Socket addresses set.");
/* Smarter than your average bear^H^H^H^Hset of strlcpys. */
- for (const char* temp = _new->GetIPString(); *temp && j < 64; temp++, j++)
+ for (const char* temp = _new->GetIPString(); *temp && j < 64; temp++, j++)
_new->dhost[j] = _new->host[j] = *temp;
_new->dhost[j] = _new->host[j] = 0;
}
}
- WriteServ(_new->fd,"NOTICE Auth :*** Looking up your hostname...");
+ _new->WriteServ("NOTICE Auth :*** Looking up your hostname...");
}
-long FindMatchingGlobal(userrec* user)
+long userrec::GlobalCloneCount()
{
char u1[1024];
char u2[1024];
/* We have to match ip's as strings - we don't know what protocol
* a remote user may be using
*/
- if (!strcasecmp(a->second->GetIPString(u1), user->GetIPString(u2)))
+ if (!strcasecmp(a->second->GetIPString(u1), this->GetIPString(u2)))
x++;
}
return x;
}
-long FindMatchingLocal(userrec* user)
+long userrec::LocalCloneCount()
{
long x = 0;
for (std::vector<userrec*>::const_iterator a = local_users.begin(); a != local_users.end(); a++)
#ifdef IPV6
/* I dont think theres any faster way of matching two ipv6 addresses than memcmp */
in6_addr* s1 = &(((sockaddr_in6*)comp->ip)->sin6_addr);
- in6_addr* s2 = &(((sockaddr_in6*)user->ip)->sin6_addr);
+ in6_addr* s2 = &(((sockaddr_in6*)this->ip)->sin6_addr);
if (!memcmp(s1->s6_addr, s2->s6_addr, sizeof(in6_addr)))
x++;
#else
in_addr* s1 = &((sockaddr_in*)comp->ip)->sin_addr;
- in_addr* s2 = &((sockaddr_in*)user->ip)->sin_addr;
+ in_addr* s2 = &((sockaddr_in*)this->ip)->sin_addr;
if (s1->s_addr == s2->s_addr)
x++;
#endif
return;
}
- if (FindMatchingLocal(this) > a.maxlocal)
+ if (this->LocalCloneCount() > a.maxlocal)
{
Goners->AddItem(this, "No more connections allowed from your host via this connect class (local)");
WriteOpers("*** WARNING: maximum LOCAL connections (%ld) exceeded for IP %s", a.maxlocal, this->GetIPString());
return;
}
- else if (FindMatchingGlobal(this) > a.maxglobal)
+ else if (this->GlobalCloneCount() > a.maxglobal)
{
Goners->AddItem(this, "No more connections allowed from your host via this connect class (global)");
WriteOpers("*** WARNING: maximum GLOBAL connections (%ld) exceeded for IP %s",a.maxglobal, this->GetIPString());
}
- WriteServ(this->fd,"NOTICE Auth :Welcome to \002%s\002!",Config->Network);
- WriteServ(this->fd,"001 %s :Welcome to the %s IRC Network %s!%s@%s",this->nick, Config->Network, this->nick, this->ident, this->host);
- WriteServ(this->fd,"002 %s :Your host is %s, running version %s",this->nick,Config->ServerName,VERSION);
- WriteServ(this->fd,"003 %s :This server was created %s %s", this->nick, __TIME__, __DATE__);
- WriteServ(this->fd,"004 %s %s %s %s %s %s", this->nick, Config->ServerName, VERSION, ServerInstance->ModeGrok->UserModeList().c_str(), ServerInstance->ModeGrok->ChannelModeList().c_str(), ServerInstance->ModeGrok->ParaModeList().c_str());
+ this->WriteServ("NOTICE Auth :Welcome to \002%s\002!",Config->Network);
+ this->WriteServ("001 %s :Welcome to the %s IRC Network %s!%s@%s",this->nick, Config->Network, this->nick, this->ident, this->host);
+ this->WriteServ("002 %s :Your host is %s, running version %s",this->nick,Config->ServerName,VERSION);
+ this->WriteServ("003 %s :This server was created %s %s", this->nick, __TIME__, __DATE__);
+ this->WriteServ("004 %s %s %s %s %s %s", this->nick, Config->ServerName, VERSION, ServerInstance->ModeGrok->UserModeList().c_str(), ServerInstance->ModeGrok->ChannelModeList().c_str(), ServerInstance->ModeGrok->ParaModeList().c_str());
// anfl @ #ratbox, efnet reminded me that according to the RFC this cant contain more than 13 tokens per line...
// so i'd better split it :)
if ((token_counter >= 13) || (out.eof() == true))
{
- WriteServ(this->fd,"005 %s %s:are supported by this server", this->nick, line5.c_str());
+ this->WriteServ("005 %s %s:are supported by this server", this->nick, line5.c_str());
line5 = "";
token_counter = 0;
}
return "";
}
+
+void userrec::Write(const std::string &text)
+{
+ if ((this->fd < 0) || (this->fd > MAX_DESCRIPTORS))
+ return;
+
+ std::string crlf = text;
+ crlf.append("\r\n");
+
+ if (Config->GetIOHook(this->GetPort()))
+ {
+ try
+ {
+ Config->GetIOHook(this->GetPort())->OnRawSocketWrite(this->fd, crlf.data(), crlf.length());
+ }
+ catch (ModuleException& modexcept)
+ {
+ log(DEBUG,"Module exception caught: %s",modexcept.GetReason());
+ }
+ }
+ else
+ {
+ this->AddWriteBuf(crlf);
+ }
+ ServerInstance->stats->statsSent += crlf.length();
+}
+
+/** Write()
+ */
+void userrec::Write(const char *text, ...)
+{
+ va_list argsPtr;
+ char textbuffer[MAXBUF];
+
+ va_start(argsPtr, text);
+ vsnprintf(textbuffer, MAXBUF, text, argsPtr);
+ va_end(argsPtr);
+
+ this->Write(std::string(textbuffer));
+}
+
+void userrec::WriteServ(const std::string& text)
+{
+ char textbuffer[MAXBUF];
+
+ snprintf(textbuffer,MAXBUF,":%s %s",Config->ServerName,text.c_str());
+ this->Write(std::string(textbuffer));
+}
+
+/** WriteServ()
+ * Same as Write(), except `text' is prefixed with `:server.name '.
+ */
+void userrec::WriteServ(const char* text, ...)
+{
+ va_list argsPtr;
+ char textbuffer[MAXBUF];
+
+ va_start(argsPtr, text);
+ vsnprintf(textbuffer, MAXBUF, text, argsPtr);
+ va_end(argsPtr);
+
+ this->WriteServ(std::string(textbuffer));
+}
+
+
+void userrec::WriteFrom(userrec *user, const std::string &text)
+{
+ char tb[MAXBUF];
+
+ snprintf(tb,MAXBUF,":%s %s",user->GetFullHost(),text.c_str());
+
+ this->Write(std::string(tb));
+}
+
+
+/* write text from an originating user to originating user */
+
+void userrec::WriteFrom(userrec *user, const char* text, ...)
+{
+ va_list argsPtr;
+ char textbuffer[MAXBUF];
+
+ va_start(argsPtr, text);
+ vsnprintf(textbuffer, MAXBUF, text, argsPtr);
+ va_end(argsPtr);
+
+ this->WriteFrom(user, std::string(textbuffer));
+}
+
+
+/* write text to an destination user from a source user (e.g. user privmsg) */
+
+void userrec::WriteTo(userrec *dest, const char *data, ...)
+{
+ char textbuffer[MAXBUF];
+ va_list argsPtr;
+
+ va_start(argsPtr, data);
+ vsnprintf(textbuffer, MAXBUF, data, argsPtr);
+ va_end(argsPtr);
+
+ this->WriteTo(dest, std::string(textbuffer));
+}
+
+void userrec::WriteTo(userrec *dest, const std::string &data)
+{
+ dest->WriteFrom(this, data);
+}
+
+
+void userrec::WriteCommon(const char* text, ...)
+{
+ char textbuffer[MAXBUF];
+ va_list argsPtr;
+
+ if (this->registered != REG_ALL)
+ return;
+
+ va_start(argsPtr, text);
+ vsnprintf(textbuffer, MAXBUF, text, argsPtr);
+ va_end(argsPtr);
+
+ this->WriteCommon(std::string(textbuffer));
+}
+
+void userrec::WriteCommon(const std::string &text)
+{
+ bool sent_to_at_least_one = false;
+
+ if (this->registered != REG_ALL)
+ return;
+
+ uniq_id++;
+
+ for (std::vector<ucrec*>::const_iterator v = this->chans.begin(); v != this->chans.end(); v++)
+ {
+ ucrec *n = *v;
+ if (n->channel)
+ {
+ CUList *ulist= n->channel->GetUsers();
+
+ for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
+ {
+ if ((IS_LOCAL(i->second)) && (already_sent[i->second->fd] != uniq_id))
+ {
+ already_sent[i->second->fd] = uniq_id;
+ i->second->WriteFrom(this, std::string(text));
+ sent_to_at_least_one = true;
+ }
+ }
+ }
+ }
+
+ /*
+ * if the user was not in any channels, no users will receive the text. Make sure the user
+ * receives their OWN message for WriteCommon
+ */
+ if (!sent_to_at_least_one)
+ {
+ this->WriteFrom(this,std::string(text));
+ }
+}
+
+
+/* write a formatted string to all users who share at least one common
+ * channel, NOT including the source user e.g. for use in QUIT
+ */
+
+void userrec::WriteCommonExcept(const char* text, ...)
+{
+ char textbuffer[MAXBUF];
+ va_list argsPtr;
+
+ va_start(argsPtr, text);
+ vsnprintf(textbuffer, MAXBUF, text, argsPtr);
+ va_end(argsPtr);
+
+ this->WriteCommonExcept(std::string(textbuffer));
+}
+
+void userrec::WriteCommonExcept(const std::string &text)
+{
+ bool quit_munge = true;
+ char oper_quit[MAXBUF];
+ char textbuffer[MAXBUF];
+
+ strlcpy(textbuffer, text.c_str(), MAXBUF);
+
+ if (this->registered != REG_ALL)
+ return;
+
+ uniq_id++;
+
+ /* TODO: We need some form of WriteCommonExcept that will send two lines, one line to
+ * opers and the other line to non-opers, then all this hidebans and hidesplits gunk
+ * can go byebye.
+ */
+ if (Config->HideSplits)
+ {
+ char* check = textbuffer + 6;
+
+ if (!strncasecmp(textbuffer, "QUIT :",6))
+ {
+ std::stringstream split(check);
+ std::string server_one;
+ std::string server_two;
+
+ split >> server_one;
+ split >> server_two;
+
+ if ((FindServerName(server_one)) && (FindServerName(server_two)))
+ {
+ strlcpy(oper_quit,textbuffer,MAXQUIT);
+ strlcpy(check,"*.net *.split",MAXQUIT);
+ quit_munge = true;
+ }
+ }
+ }
+
+ if ((Config->HideBans) && (!quit_munge))
+ {
+ if ((!strncasecmp(textbuffer, "QUIT :G-Lined:",14)) || (!strncasecmp(textbuffer, "QUIT :K-Lined:",14))
+ || (!strncasecmp(textbuffer, "QUIT :Q-Lined:",14)) || (!strncasecmp(textbuffer, "QUIT :Z-Lined:",14)))
+ {
+ char* check = textbuffer + 13;
+ strlcpy(oper_quit,textbuffer,MAXQUIT);
+ *check = 0; // We don't need to strlcpy, we just chop it from the :
+ quit_munge = true;
+ }
+ }
+
+ for (std::vector<ucrec*>::const_iterator v = this->chans.begin(); v != this->chans.end(); v++)
+ {
+ ucrec* n = *v;
+ if (n->channel)
+ {
+ CUList *ulist= n->channel->GetUsers();
+
+ for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
+ {
+ if (this != i->second)
+ {
+ if ((IS_LOCAL(i->second)) && (already_sent[i->second->fd] != uniq_id))
+ {
+ already_sent[i->second->fd] = uniq_id;
+ if (quit_munge)
+ i->second->WriteFrom(this, *i->second->oper ? std::string(oper_quit) : std::string(textbuffer));
+ else
+ i->second->WriteFrom(this, std::string(textbuffer));
+ }
+ }
+ }
+ }
+ }
+
+}
+
+void userrec::WriteWallOps(const std::string &text)
+{
+ /* Does nothing if theyre not opered */
+ if ((!*this->oper) && (IS_LOCAL(this)))
+ return;
+
+ std::string wallop = "WALLOPS :";
+ wallop.append(text);
+
+ for (std::vector<userrec*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
+ {
+ userrec* t = *i;
+ if ((IS_LOCAL(t)) && (t->modes[UM_WALLOPS]))
+ this->WriteTo(t,wallop);
+ }
+}
+
+void userrec::WriteWallOps(const char* text, ...)
+{
+ char textbuffer[MAXBUF];
+ va_list argsPtr;
+
+ va_start(argsPtr, text);
+ vsnprintf(textbuffer, MAXBUF, text, argsPtr);
+ va_end(argsPtr);
+
+ this->WriteWallOps(std::string(textbuffer));
+}
+
+/* return 0 or 1 depending if users u and u2 share one or more common channels
+ * (used by QUIT, NICK etc which arent channel specific notices)
+ *
+ * The old algorithm in 1.0 for this was relatively inefficient, iterating over
+ * the first users channels then the second users channels within the outer loop,
+ * therefore it was a maximum of x*y iterations (upon returning 0 and checking
+ * all possible iterations). However this new function instead checks against the
+ * channel's userlist in the inner loop which is a std::map<userrec*,userrec*>
+ * and saves us time as we already know what pointer value we are after.
+ * Don't quote me on the maths as i am not a mathematician or computer scientist,
+ * but i believe this algorithm is now x+(log y) maximum iterations instead.
+ */
+bool userrec::SharesChannelWith(userrec *other)
+{
+ if ((!other) || (this->registered != REG_ALL) || (other->registered != REG_ALL))
+ return false;
+
+ /* Outer loop */
+ for (std::vector<ucrec*>::const_iterator i = this->chans.begin(); i != this->chans.end(); i++)
+ {
+ /* Fetch the channel from the user */
+ ucrec* user_channel = *i;
+
+ if (user_channel->channel)
+ {
+ /* Eliminate the inner loop (which used to be ~equal in size to the outer loop)
+ * by replacing it with a map::find which *should* be more efficient
+ */
+ if (user_channel->channel->HasUser(other))
+ return true;
+ }
+ }
+ return false;
+}
+
+int userrec::CountChannels()
+{
+ int z = 0;
+ for (std::vector<ucrec*>::const_iterator i = this->chans.begin(); i != this->chans.end(); i++)
+ if ((*i)->channel)
+ z++;
+ return z;
+}
+
+bool userrec::ChangeName(const char* gecos)
+{
+ if (IS_LOCAL(this))
+ {
+ int MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnChangeLocalUserGECOS,OnChangeLocalUserGECOS(this,gecos));
+ if (MOD_RESULT)
+ return false;
+ FOREACH_MOD(I_OnChangeName,OnChangeName(this,gecos));
+ }
+ strlcpy(this->fullname,gecos,MAXGECOS+1);
+ return true;
+}
+
+bool userrec::ChangeDisplayedHost(const char* host)
+{
+ if (IS_LOCAL(this))
+ {
+ int MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnChangeLocalUserHost,OnChangeLocalUserHost(this,host));
+ if (MOD_RESULT)
+ return false;
+ FOREACH_MOD(I_OnChangeHost,OnChangeHost(this,host));
+ }
+ strlcpy(this->dhost,host,63);
+
+ if (IS_LOCAL(this))
+ this->WriteServ("396 %s %s :is now your hidden host",this->nick,this->dhost);
+
+ return true;
+}
+