ngircd-tor/src/ngircd/irc-info.c

1461 lines
40 KiB
C

/*
* ngIRCd -- The Next Generation IRC Daemon
* Copyright (c)2001-2011 Alexander Barton (alex@barton.de) and Contributors.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* Please read the file COPYING, README and AUTHORS for more information.
*/
#include "portab.h"
/**
* @file
* IRC info commands
*/
#include "imp.h"
#include <assert.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include "ngircd.h"
#include "conn-func.h"
#include "conn-zip.h"
#include "channel.h"
#include "conf.h"
#include "defines.h"
#include "log.h"
#include "messages.h"
#include "match.h"
#include "tool.h"
#include "parse.h"
#include "irc-write.h"
#include "exp.h"
#include "irc-info.h"
GLOBAL bool
IRC_ADMIN(CLIENT *Client, REQUEST *Req )
{
CLIENT *target, *prefix;
assert( Client != NULL );
assert( Req != NULL );
if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
/* find target ... */
if( Req->argc == 1 ) target = Client_Search( Req->argv[0] );
else target = Client_ThisServer( );
/* find Prefix */
if( Client_Type( Client ) == CLIENT_SERVER ) prefix = Client_Search( Req->prefix );
else prefix = Client;
if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
/* forwad message to another server? */
if( target != Client_ThisServer( ))
{
if(( ! target ) || ( Client_Type( target ) != CLIENT_SERVER )) return IRC_WriteStrClient( prefix, ERR_NOSUCHSERVER_MSG, Client_ID( prefix ), Req->argv[0] );
/* forward */
IRC_WriteStrClientPrefix( target, prefix, "ADMIN %s", Req->argv[0] );
return CONNECTED;
}
/* mit Versionsinfo antworten */
if( ! IRC_WriteStrClient( Client, RPL_ADMINME_MSG, Client_ID( prefix ), Conf_ServerName )) return DISCONNECTED;
if( ! IRC_WriteStrClient( Client, RPL_ADMINLOC1_MSG, Client_ID( prefix ), Conf_ServerAdmin1 )) return DISCONNECTED;
if( ! IRC_WriteStrClient( Client, RPL_ADMINLOC2_MSG, Client_ID( prefix ), Conf_ServerAdmin2 )) return DISCONNECTED;
if( ! IRC_WriteStrClient( Client, RPL_ADMINEMAIL_MSG, Client_ID( prefix ), Conf_ServerAdminMail )) return DISCONNECTED;
IRC_SetPenalty( Client, 1 );
return CONNECTED;
} /* IRC_ADMIN */
/**
* Handler for the IRC command "INFO".
* See RFC 2812 section 3.4.10.
*/
GLOBAL bool
IRC_INFO(CLIENT * Client, REQUEST * Req)
{
CLIENT *target, *prefix;
char msg[510];
assert(Client != NULL);
assert(Req != NULL);
/* Wrong number of parameters? */
if (Req->argc > 1)
return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
Client_ID(Client), Req->command);
/* Determine prefix */
if (Client_Type(Client) == CLIENT_SERVER)
prefix = Client_Search(Req->prefix);
else
prefix = Client;
if (!prefix)
return IRC_WriteStrClient(Client, ERR_NOSUCHNICK_MSG,
Client_ID(Client), Req->prefix);
/* Look for a target */
if (Req->argc > 0)
target = Client_Search(Req->argv[0]);
else
target = Client_ThisServer();
/* Make sure that the target is a server */
if (target && Client_Type(target) != CLIENT_SERVER)
target = Client_Introducer(target);
if (!target)
return IRC_WriteStrClient(prefix, ERR_NOSUCHSERVER_MSG,
Client_ID(prefix), Req->argv[0]);
/* Pass on to another server? */
if (target != Client_ThisServer()) {
IRC_WriteStrClientPrefix(target, prefix, "INFO %s",
Req->argv[0]);
return CONNECTED;
}
if (!IRC_WriteStrClient(Client, RPL_INFO_MSG, Client_ID(prefix),
NGIRCd_Version))
return DISCONNECTED;
#if defined(__DATE__) && defined(__TIME__)
snprintf(msg, sizeof(msg), "Birth Date: %s at %s", __DATE__, __TIME__);
if (!IRC_WriteStrClient(Client, RPL_INFO_MSG, Client_ID(prefix), msg))
return DISCONNECTED;
#endif
strlcpy(msg, "On-line since ", sizeof(msg));
strlcat(msg, NGIRCd_StartStr, sizeof(msg));
if (!IRC_WriteStrClient(Client, RPL_INFO_MSG, Client_ID(prefix), msg))
return DISCONNECTED;
if (!IRC_WriteStrClient(Client, RPL_ENDOFINFO_MSG, Client_ID(prefix)))
return DISCONNECTED;
IRC_SetPenalty(Client, 2);
return CONNECTED;
} /* IRC_INFO */
GLOBAL bool
IRC_ISON( CLIENT *Client, REQUEST *Req )
{
char rpl[COMMAND_LEN];
CLIENT *c;
char *ptr;
int i;
assert( Client != NULL );
assert( Req != NULL );
/* Falsche Anzahl Parameter? */
if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
strlcpy( rpl, RPL_ISON_MSG, sizeof rpl );
for( i = 0; i < Req->argc; i++ )
{
ptr = strtok( Req->argv[i], " " );
while( ptr )
{
ngt_TrimStr( ptr );
c = Client_Search( ptr );
if( c && ( Client_Type( c ) == CLIENT_USER ))
{
/* Dieser Nick ist "online" */
strlcat( rpl, ptr, sizeof( rpl ));
strlcat( rpl, " ", sizeof( rpl ));
}
ptr = strtok( NULL, " " );
}
}
ngt_TrimLastChr(rpl, ' ');
return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
} /* IRC_ISON */
GLOBAL bool
IRC_LINKS( CLIENT *Client, REQUEST *Req )
{
CLIENT *target, *from, *c;
char *mask;
assert( Client != NULL );
assert( Req != NULL );
if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
/* Server-Mask ermitteln */
if( Req->argc > 0 ) mask = Req->argv[Req->argc - 1];
else mask = "*";
/* Absender ermitteln */
if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_Search( Req->prefix );
else from = Client;
if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
/* An anderen Server forwarden? */
if( Req->argc == 2 )
{
target = Client_Search( Req->argv[0] );
if(( ! target ) || ( Client_Type( target ) != CLIENT_SERVER )) return IRC_WriteStrClient( from, ERR_NOSUCHSERVER_MSG, Client_ID( from ), Req->argv[0] );
else if( target != Client_ThisServer( )) return IRC_WriteStrClientPrefix( target, from, "LINKS %s %s", Req->argv[0], Req->argv[1] );
}
/* Wer ist der Absender? */
if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_Search( Req->prefix );
else target = Client;
if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
c = Client_First( );
while( c )
{
if( Client_Type( c ) == CLIENT_SERVER )
{
if( ! IRC_WriteStrClient( target, RPL_LINKS_MSG, Client_ID( target ), Client_ID( c ), Client_ID( Client_TopServer( c ) ? Client_TopServer( c ) : Client_ThisServer( )), Client_Hops( c ), Client_Info( c ))) return DISCONNECTED;
}
c = Client_Next( c );
}
IRC_SetPenalty( target, 1 );
return IRC_WriteStrClient( target, RPL_ENDOFLINKS_MSG, Client_ID( target ), mask );
} /* IRC_LINKS */
GLOBAL bool
IRC_LUSERS( CLIENT *Client, REQUEST *Req )
{
CLIENT *target, *from;
assert( Client != NULL );
assert( Req != NULL );
if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
/* Absender ermitteln */
if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_Search( Req->prefix );
else from = Client;
if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
/* An anderen Server forwarden? */
if( Req->argc == 2 )
{
target = Client_Search( Req->argv[1] );
if(( ! target ) || ( Client_Type( target ) != CLIENT_SERVER )) return IRC_WriteStrClient( from, ERR_NOSUCHSERVER_MSG, Client_ID( from ), Req->argv[1] );
else if( target != Client_ThisServer( )) return IRC_WriteStrClientPrefix( target, from, "LUSERS %s %s", Req->argv[0], Req->argv[1] );
}
/* Wer ist der Absender? */
if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_Search( Req->prefix );
else target = Client;
if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
IRC_Send_LUSERS( target );
IRC_SetPenalty( target, 1 );
return CONNECTED;
} /* IRC_LUSERS */
/**
* Handler for the IRC command "SERVLIST".
* List registered services, see RFC 2811, section 3.5.1: the syntax is
* "SERVLIST [<mask> [<type>]]".
*/
GLOBAL bool
IRC_SERVLIST(CLIENT *Client, REQUEST *Req)
{
CLIENT *c;
assert(Client != NULL);
assert(Req != NULL);
if (Req->argc > 2)
return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
Client_ID(Client), Req->command);
if (Req->argc < 2 || strcmp(Req->argv[1], "0") == 0) {
for (c = Client_First(); c!= NULL; c = Client_Next(c)) {
if (Client_Type(c) != CLIENT_SERVICE)
continue;
if (Req->argc > 0 && !MatchCaseInsensitive(Req->argv[0],
Client_ID(c)))
continue;
if (!IRC_WriteStrClient(Client, RPL_SERVLIST_MSG,
Client_ID(Client), Client_Mask(c),
Client_Mask(Client_Introducer(c)), "*",
0, Client_Hops(c), Client_Info(c)))
return DISCONNECTED;
}
}
return IRC_WriteStrClient(Client, RPL_SERVLISTEND_MSG, Client_ID(Client),
Req->argc > 0 ? Req->argv[0] : "*",
Req->argc > 1 ? Req->argv[1] : "0");
} /* IRC_SERVLIST */
GLOBAL bool
IRC_MOTD( CLIENT *Client, REQUEST *Req )
{
CLIENT *from, *target;
assert( Client != NULL );
assert( Req != NULL );
if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
/* From aus Prefix ermitteln */
if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_Search( Req->prefix );
else from = Client;
if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
if( Req->argc == 1 )
{
/* forward? */
target = Client_Search( Req->argv[0] );
if(( ! target ) || ( Client_Type( target ) != CLIENT_SERVER )) return IRC_WriteStrClient( from, ERR_NOSUCHSERVER_MSG, Client_ID( from ), Req->argv[0] );
if( target != Client_ThisServer( ))
{
/* Ok, anderer Server ist das Ziel: forwarden */
return IRC_WriteStrClientPrefix( target, from, "MOTD %s", Req->argv[0] );
}
}
IRC_SetPenalty( from, 3 );
return IRC_Show_MOTD( from );
} /* IRC_MOTD */
GLOBAL bool
IRC_NAMES( CLIENT *Client, REQUEST *Req )
{
char rpl[COMMAND_LEN], *ptr;
CLIENT *target, *from, *c;
CHANNEL *chan;
assert( Client != NULL );
assert( Req != NULL );
if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
/* use prefix to determine "From" */
if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_Search( Req->prefix );
else from = Client;
if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
if( Req->argc == 2 )
{
/* forward to another server? */
target = Client_Search( Req->argv[1] );
if(( ! target ) || ( Client_Type( target ) != CLIENT_SERVER )) return IRC_WriteStrClient( from, ERR_NOSUCHSERVER_MSG, Client_ID( from ), Req->argv[1] );
if( target != Client_ThisServer( )) {
/* target is another server, forward */
return IRC_WriteStrClientPrefix( target, from, "NAMES %s :%s", Req->argv[0], Req->argv[1] );
}
}
if( Req->argc > 0 )
{
/* bestimmte Channels durchgehen */
ptr = strtok( Req->argv[0], "," );
while( ptr )
{
chan = Channel_Search( ptr );
if( chan )
{
/* print name */
if( ! IRC_Send_NAMES( from, chan )) return DISCONNECTED;
}
if( ! IRC_WriteStrClient( from, RPL_ENDOFNAMES_MSG, Client_ID( from ), ptr )) return DISCONNECTED;
/* get next channel name */
ptr = strtok( NULL, "," );
}
return CONNECTED;
}
chan = Channel_First( );
while( chan )
{
if( ! IRC_Send_NAMES( from, chan )) return DISCONNECTED;
chan = Channel_Next( chan );
}
/* Now print all clients which are not in any channel */
c = Client_First( );
snprintf( rpl, sizeof( rpl ), RPL_NAMREPLY_MSG, Client_ID( from ), "*", "*" );
while( c )
{
if(( Client_Type( c ) == CLIENT_USER ) && ( Channel_FirstChannelOf( c ) == NULL ) && ( ! strchr( Client_Modes( c ), 'i' )))
{
/* its a user, concatenate ... */
if( rpl[strlen( rpl ) - 1] != ':' ) strlcat( rpl, " ", sizeof( rpl ));
strlcat( rpl, Client_ID( c ), sizeof( rpl ));
if( strlen( rpl ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
{
/* Line is gwoing too long, send now */
if( ! IRC_WriteStrClient( from, "%s", rpl )) return DISCONNECTED;
snprintf( rpl, sizeof( rpl ), RPL_NAMREPLY_MSG, Client_ID( from ), "*", "*" );
}
}
c = Client_Next( c );
}
if( rpl[strlen( rpl ) - 1] != ':')
{
if( ! IRC_WriteStrClient( from, "%s", rpl )) return DISCONNECTED;
}
IRC_SetPenalty( from, 1 );
return IRC_WriteStrClient( from, RPL_ENDOFNAMES_MSG, Client_ID( from ), "*" );
} /* IRC_NAMES */
static unsigned int
t_diff(time_t *t, const time_t d)
{
time_t diff, remain;
diff = *t / d;
remain = diff * d;
*t -= remain;
return (unsigned int)diff;
}
static unsigned int
uptime_days(time_t *now)
{
return t_diff(now, 60 * 60 * 24);
}
static unsigned int
uptime_hrs(time_t *now)
{
return t_diff(now, 60 * 60);
}
static unsigned int
uptime_mins(time_t *now)
{
return t_diff(now, 60);
}
/**
* Handler for the IRC command "STATS".
* See RFC 2812 section 3.4.4.
*/
GLOBAL bool
IRC_STATS( CLIENT *Client, REQUEST *Req )
{
CLIENT *from, *target, *cl;
CONN_ID con;
char query;
COMMAND *cmd;
time_t time_now;
unsigned int days, hrs, mins;
assert(Client != NULL);
assert(Req != NULL);
if (Req->argc > 2)
return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
Client_ID(Client), Req->command);
/* use prefix to determine "From" */
if (Client_Type(Client) == CLIENT_SERVER)
from = Client_Search(Req->prefix);
else
from = Client;
if (!from)
return IRC_WriteStrClient(Client, ERR_NOSUCHNICK_MSG,
Client_ID(Client), Req->prefix);
if (Req->argc == 2) {
/* forward to another server? */
target = Client_Search(Req->argv[1]);
if ((!target) || (Client_Type(target) != CLIENT_SERVER))
return IRC_WriteStrClient(from, ERR_NOSUCHSERVER_MSG,
Client_ID(from), Req->argv[1]);
if (target != Client_ThisServer()) {
/* forward to another server */
return IRC_WriteStrClientPrefix(target, from,
"STATS %s %s", Req->argv[0], Req->argv[1]);
}
}
if (Req->argc > 0)
query = Req->argv[0][0] ? Req->argv[0][0] : '*';
else
query = '*';
switch (query) {
case 'l': /* Link status (servers and own link) */
case 'L':
time_now = time(NULL);
for (con = Conn_First(); con != NONE; con = Conn_Next(con)) {
cl = Conn_GetClient(con);
if (!cl)
continue;
if ((Client_Type(cl) == CLIENT_SERVER)
|| (cl == Client)) {
/* Server link or our own connection */
#ifdef ZLIB
if (Conn_Options(con) & CONN_ZIP) {
if (!IRC_WriteStrClient
(from, RPL_STATSLINKINFOZIP_MSG,
Client_ID(from), Client_Mask(cl),
Conn_SendQ(con), Conn_SendMsg(con),
Zip_SendBytes(con),
Conn_SendBytes(con),
Conn_RecvMsg(con),
Zip_RecvBytes(con),
Conn_RecvBytes(con),
(long)(time_now - Conn_StartTime(con))))
return DISCONNECTED;
continue;
}
#endif
if (!IRC_WriteStrClient
(from, RPL_STATSLINKINFO_MSG,
Client_ID(from), Client_Mask(cl),
Conn_SendQ(con), Conn_SendMsg(con),
Conn_SendBytes(con), Conn_RecvMsg(con),
Conn_RecvBytes(con),
(long)(time_now - Conn_StartTime(con))))
return DISCONNECTED;
}
}
break;
case 'm': /* IRC command status (usage count) */
case 'M':
cmd = Parse_GetCommandStruct();
for (; cmd->name; cmd++) {
if (cmd->lcount == 0 && cmd->rcount == 0)
continue;
if (!IRC_WriteStrClient
(from, RPL_STATSCOMMANDS_MSG, Client_ID(from),
cmd->name, cmd->lcount, cmd->bytes, cmd->rcount))
return DISCONNECTED;
}
break;
case 'u': /* Server uptime */
case 'U':
time_now = time(NULL) - NGIRCd_Start;
days = uptime_days(&time_now);
hrs = uptime_hrs(&time_now);
mins = uptime_mins(&time_now);
if (!IRC_WriteStrClient(from, RPL_STATSUPTIME, Client_ID(from),
days, hrs, mins, (unsigned int)time_now))
return DISCONNECTED;
break;
}
IRC_SetPenalty(from, 2);
return IRC_WriteStrClient(from, RPL_ENDOFSTATS_MSG,
Client_ID(from), query);
} /* IRC_STATS */
/**
* Handler for the IRC command "SUMMON".
* See RFC 2812 section 4.5. ngIRCd doesn't implement this functionality and
* therefore answers with ERR_SUMMONDISABLED.
*/
GLOBAL bool
IRC_SUMMON(CLIENT * Client, REQUEST * Req)
{
return IRC_WriteStrClient(Client, ERR_SUMMONDISABLED_MSG,
Client_ID(Client), Req->command);
} /* IRC_SUMMON */
GLOBAL bool
IRC_TIME( CLIENT *Client, REQUEST *Req )
{
CLIENT *from, *target;
char t_str[64];
time_t t;
assert( Client != NULL );
assert( Req != NULL );
if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_Search( Req->prefix );
else from = Client;
if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
if( Req->argc == 1 )
{
target = Client_Search( Req->argv[0] );
if(( ! target ) || ( Client_Type( target ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[0] );
if( target != Client_ThisServer( ))
{
return IRC_WriteStrClientPrefix( target, from, "TIME %s", Req->argv[0] );
}
}
t = time( NULL );
(void)strftime( t_str, 60, "%A %B %d %Y -- %H:%M %Z", localtime( &t ));
return IRC_WriteStrClient( from, RPL_TIME_MSG, Client_ID( from ), Client_ID( Client_ThisServer( )), t_str );
} /* IRC_TIME */
/**
* Handler for the IRC command "USERHOST".
* See RFC 2812 section 4.8.
*/
GLOBAL bool
IRC_USERHOST(CLIENT *Client, REQUEST *Req)
{
char rpl[COMMAND_LEN];
CLIENT *c;
int max, i;
assert(Client != NULL);
assert(Req != NULL);
if ((Req->argc < 1))
return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
Client_ID(Client), Req->command);
if (Req->argc > 5)
max = 5;
else
max = Req->argc;
strlcpy(rpl, RPL_USERHOST_MSG, sizeof rpl);
for (i = 0; i < max; i++) {
c = Client_Search(Req->argv[i]);
if (c && (Client_Type(c) == CLIENT_USER)) {
/* This Nick is "online" */
strlcat(rpl, Client_ID(c), sizeof(rpl));
if (Client_HasMode(c, 'o'))
strlcat(rpl, "*", sizeof(rpl));
strlcat(rpl, "=", sizeof(rpl));
if (Client_HasMode(c, 'a'))
strlcat(rpl, "-", sizeof(rpl));
else
strlcat(rpl, "+", sizeof(rpl));
strlcat(rpl, Client_User(c), sizeof(rpl));
strlcat(rpl, "@", sizeof(rpl));
strlcat(rpl, Client_HostnameCloaked(c), sizeof(rpl));
strlcat(rpl, " ", sizeof(rpl));
}
}
ngt_TrimLastChr(rpl, ' ');
return IRC_WriteStrClient(Client, rpl, Client_ID(Client));
} /* IRC_USERHOST */
/**
* Handler for the IRC command "USERS".
* See RFC 2812 section 4.6. As suggested there the command is disabled.
*/
GLOBAL bool
IRC_USERS(CLIENT * Client, REQUEST * Req)
{
return IRC_WriteStrClient(Client, ERR_USERSDISABLED_MSG,
Client_ID(Client), Req->command);
} /* IRC_USERS */
GLOBAL bool
IRC_VERSION( CLIENT *Client, REQUEST *Req )
{
CLIENT *target, *prefix;
assert( Client != NULL );
assert( Req != NULL );
if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
/* Ziel suchen */
if( Req->argc == 1 ) target = Client_Search( Req->argv[0] );
else target = Client_ThisServer( );
/* Prefix ermitteln */
if( Client_Type( Client ) == CLIENT_SERVER ) prefix = Client_Search( Req->prefix );
else prefix = Client;
if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
/* An anderen Server weiterleiten? */
if( target != Client_ThisServer( ))
{
if(( ! target ) || ( Client_Type( target ) != CLIENT_SERVER )) return IRC_WriteStrClient( prefix, ERR_NOSUCHSERVER_MSG, Client_ID( prefix ), Req->argv[0] );
/* forwarden */
IRC_WriteStrClientPrefix( target, prefix, "VERSION %s", Req->argv[0] );
return CONNECTED;
}
/* send version information */
IRC_SetPenalty(Client, 1);
return IRC_WriteStrClient(Client, RPL_VERSION_MSG, Client_ID(prefix),
PACKAGE_NAME, PACKAGE_VERSION,
NGIRCd_DebugLevel, Conf_ServerName,
NGIRCd_VersionAddition);
} /* IRC_VERSION */
static bool
write_whoreply(CLIENT *Client, CLIENT *c, const char *channelname, const char *flags)
{
return IRC_WriteStrClient(Client, RPL_WHOREPLY_MSG, Client_ID(Client),
channelname, Client_User(c),
Client_HostnameCloaked(c),
Client_ID(Client_Introducer(c)), Client_ID(c),
flags, Client_Hops(c), Client_Info(c));
}
static const char *
who_flags_status(const char *client_modes)
{
if (strchr(client_modes, 'a'))
return "G"; /* away */
return "H";
}
static const char *
who_flags_qualifier(const char *chan_user_modes)
{
if (strchr(chan_user_modes, 'o'))
return "@";
else if (strchr(chan_user_modes, 'v'))
return "+";
return "";
}
static bool
IRC_Send_WHO(CLIENT *Client, CHANNEL *Chan, bool OnlyOps)
{
bool is_visible, is_member, is_ircop;
CL2CHAN *cl2chan;
const char *client_modes;
const char *chan_user_modes;
char flags[8];
CLIENT *c;
assert( Client != NULL );
assert( Chan != NULL );
is_member = Channel_IsMemberOf(Chan, Client);
/* Secret channel? */
if (!is_member && strchr(Channel_Modes(Chan), 's'))
return IRC_WriteStrClient(Client, RPL_ENDOFWHO_MSG, Client_ID(Client), Channel_Name(Chan));
cl2chan = Channel_FirstMember(Chan);
for (; cl2chan ; cl2chan = Channel_NextMember(Chan, cl2chan)) {
c = Channel_GetClient(cl2chan);
client_modes = Client_Modes(c);
is_ircop = strchr(client_modes, 'o') != NULL;
if (OnlyOps && !is_ircop)
continue;
is_visible = strchr(client_modes, 'i') == NULL;
if (is_member || is_visible) {
strcpy(flags, who_flags_status(client_modes));
if (is_ircop)
strlcat(flags, "*", sizeof(flags));
chan_user_modes = Channel_UserModes(Chan, c);
strlcat(flags, who_flags_qualifier(chan_user_modes), sizeof(flags));
if (!write_whoreply(Client, c, Channel_Name(Chan), flags))
return DISCONNECTED;
}
}
return IRC_WriteStrClient(Client, RPL_ENDOFWHO_MSG, Client_ID(Client), Channel_Name(Chan));
} /* IRC_Send_WHO */
GLOBAL bool
IRC_WHO( CLIENT *Client, REQUEST *Req )
{
bool only_ops, have_arg, client_match;
const char *channelname, *client_modes, *chan_user_modes;
char pattern[COMMAND_LEN];
char flags[4];
CL2CHAN *cl2chan;
CHANNEL *chan, *cn;
CLIENT *c;
assert( Client != NULL );
assert( Req != NULL );
if (Req->argc > 2)
return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
only_ops = false;
have_arg = false;
if (Req->argc == 2) {
if (strcmp(Req->argv[1], "o") == 0)
only_ops = true;
#ifdef STRICT_RFC
else return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG, Client_ID(Client), Req->command);
#endif
}
IRC_SetPenalty(Client, 1);
if (Req->argc >= 1) { /* Channel or Mask. */
chan = Channel_Search(Req->argv[0]);
if (chan)
return IRC_Send_WHO(Client, chan, only_ops);
if (strcmp(Req->argv[0], "0") != 0) { /* RFC stupidity, same as no arguments */
have_arg = true;
strlcpy(pattern, Req->argv[0], sizeof(pattern));
ngt_LowerStr(pattern);
IRC_SetPenalty(Client, 3);
}
}
for (c = Client_First(); c != NULL; c = Client_Next(c)) {
if (Client_Type(c) != CLIENT_USER)
continue;
/*
* RFC 2812, 3.6.1:
* In the absence of the parameter, all visible (users who aren't
* invisible (user mode +i) and who don't have a common channel
* with the requesting client) are listed.
*
* The same result can be achieved by using a [sic] of "0"
* or any wildcard which will end up matching every visible user.
*
* The [sic] passed to WHO is matched against users' host, server, real name and
* nickname if the channel cannot be found.
*/
client_modes = Client_Modes(c);
if (strchr(client_modes, 'i'))
continue;
if (only_ops && !strchr(client_modes, 'o'))
continue;
if (have_arg) { /* match pattern against user host/server/name/nick */
client_match = MatchCaseInsensitive(pattern, Client_Hostname(c)); /* user's host */
if (!client_match)
client_match = MatchCaseInsensitive(pattern, Client_ID(Client_Introducer(c))); /* server */
if (!client_match)
client_match = Match(Req->argv[0], Client_Info(c)); /* realname */
if (!client_match)
client_match = MatchCaseInsensitive(pattern, Client_ID(c)); /* nick name */
if (!client_match) /* This isn't the client you're looking for */
continue;
}
strcpy(flags, who_flags_status(client_modes));
if (strchr(client_modes, 'o')) /* this client is an operator */
strlcat(flags, "*", sizeof(flags));
/* Search suitable channel */
cl2chan = Channel_FirstChannelOf(c);
while (cl2chan) {
cn = Channel_GetChannel(cl2chan);
if (Channel_IsMemberOf(cn, Client) ||
!strchr(Channel_Modes(cn), 's'))
{
channelname = Channel_Name(cn);
break;
}
cl2chan = Channel_NextChannelOf(c, cl2chan);
}
if (cl2chan) {
chan = Channel_GetChannel(cl2chan);
chan_user_modes = Channel_UserModes(chan, c);
strlcat(flags, who_flags_qualifier(chan_user_modes), sizeof(flags));
} else
channelname = "*";
if (!write_whoreply(Client, c, channelname, flags))
return DISCONNECTED;
}
if (Req->argc > 0)
channelname = Req->argv[0];
else
channelname = "*";
return IRC_WriteStrClient(Client, RPL_ENDOFWHO_MSG, Client_ID(Client), channelname);
} /* IRC_WHO */
/**
* Generate WHOIS reply of one actual client.
*
* @param Client The client from which this command has been received.
* @param from The client requesting the information ("originator").
* @param c The client of which information should be returned.
* @returns CONNECTED or DISCONNECTED.
*/
static bool
IRC_WHOIS_SendReply(CLIENT *Client, CLIENT *from, CLIENT *c)
{
char str[LINE_LEN + 1];
CL2CHAN *cl2chan;
CHANNEL *chan;
/* Nick, user, hostname and client info */
if (!IRC_WriteStrClient(from, RPL_WHOISUSER_MSG, Client_ID(from),
Client_ID(c), Client_User(c),
Client_HostnameCloaked(c), Client_Info(c)))
return DISCONNECTED;
/* Server */
if (!IRC_WriteStrClient(from, RPL_WHOISSERVER_MSG, Client_ID(from),
Client_ID(c), Client_ID(Client_Introducer(c)),
Client_Info(Client_Introducer(c))))
return DISCONNECTED;
/* Channels */
snprintf(str, sizeof(str), RPL_WHOISCHANNELS_MSG,
Client_ID(from), Client_ID(c));
cl2chan = Channel_FirstChannelOf(c);
while (cl2chan) {
chan = Channel_GetChannel(cl2chan);
assert(chan != NULL);
/* next */
cl2chan = Channel_NextChannelOf(c, cl2chan);
/* Secret channel? */
if (strchr(Channel_Modes(chan), 's')
&& !Channel_IsMemberOf(chan, Client))
continue;
/* Local channel and request is not from a user? */
if (Client_Type(Client) == CLIENT_SERVER
&& Channel_IsLocal(chan))
continue;
/* Concatenate channel names */
if (str[strlen(str) - 1] != ':')
strlcat(str, " ", sizeof(str));
strlcat(str, who_flags_qualifier(Channel_UserModes(chan, c)),
sizeof(str));
strlcat(str, Channel_Name(chan), sizeof(str));
if (strlen(str) > (LINE_LEN - CHANNEL_NAME_LEN - 4)) {
/* Line becomes too long: send it! */
if (!IRC_WriteStrClient(Client, "%s", str))
return DISCONNECTED;
snprintf(str, sizeof(str), RPL_WHOISCHANNELS_MSG,
Client_ID(from), Client_ID(c));
}
}
if(str[strlen(str) - 1] != ':') {
/* There is data left to send: */
if (!IRC_WriteStrClient(Client, "%s", str))
return DISCONNECTED;
}
/* IRC-Operator? */
if (Client_HasMode(c, 'o') &&
!IRC_WriteStrClient(from, RPL_WHOISOPERATOR_MSG,
Client_ID(from), Client_ID(c)))
return DISCONNECTED;
/* Connected using SSL? */
if (Conn_UsesSSL(Client_Conn(c)) &&
!IRC_WriteStrClient(from, RPL_WHOISSSL_MSG,
Client_ID(from), Client_ID(c)))
return DISCONNECTED;
/* Idle and signon time (local clients only!) */
if (!Conf_MorePrivacy && Client_Conn(c) > NONE &&
!IRC_WriteStrClient(from, RPL_WHOISIDLE_MSG,
Client_ID(from), Client_ID(c),
(unsigned long)Conn_GetIdle(Client_Conn(c)),
(unsigned long)Conn_GetSignon(Client_Conn(c))))
return DISCONNECTED;
/* Away? */
if (Client_HasMode(c, 'a') &&
!IRC_WriteStrClient(from, RPL_AWAY_MSG,
Client_ID(from), Client_ID(c),
Client_Away(c)))
return DISCONNECTED;
return IRC_WriteStrClient(from, RPL_ENDOFWHOIS_MSG,
Client_ID(from), Client_ID(c));
} /* IRC_WHOIS_SendReply */
/**
* Handler for the IRC "WHOIS" command.
*
* See RFC 2812, 3.6.2 "Whois query".
*
* @param Client The client from which this command has been received.
* @param Req Request structure with prefix and all parameters.
* @return CONNECTED or DISCONNECTED.
*/
GLOBAL bool
IRC_WHOIS( CLIENT *Client, REQUEST *Req )
{
CLIENT *from, *target, *c;
unsigned int match_count = 0, found = 0;
bool has_wildcards, is_remote;
bool got_wildcard = false;
const char *query;
assert( Client != NULL );
assert( Req != NULL );
/* Bad number of parameters? */
if (Req->argc < 1 || Req->argc > 2)
return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
Client_ID(Client), Req->command);
/* Search sender of the WHOIS */
if (Client_Type(Client) == CLIENT_SERVER) {
from = Client_Search(Req->prefix);
} else {
IRC_SetPenalty(Client, 1);
from = Client;
}
if (!from)
return IRC_WriteStrClient(Client, ERR_NOSUCHNICK_MSG,
Client_ID(Client), Req->prefix);
/* Get target server for this command */
if (Req->argc > 1) {
/* Search the target server, which can be specified as a
* nick name on that server as well: */
target = Client_Search(Req->argv[0]);
if (!target)
return IRC_WriteStrClient(from, ERR_NOSUCHSERVER_MSG,
Client_ID(from), Req->argv[0]);
} else
target = Client_ThisServer();
assert(target != NULL);
/* Forward to other server? */
if (Client_NextHop(target) != Client_ThisServer() &&
Client_Type(Client_NextHop(target)) == CLIENT_SERVER)
return IRC_WriteStrClientPrefix(target, from,
"WHOIS %s :%s",
Req->argv[0], Req->argv[1]);
is_remote = Client_Conn(from) < 0;
for (query = strtok(Req->argv[Req->argc - 1], ",");
query && found < 3;
query = strtok(NULL, ","), found++)
{
has_wildcards = query[strcspn(query, "*?")] != 0;
/*
* follows ircd 2.10 implementation:
* - handle up to 3 targets
* - no wildcards for remote clients
* - only one wildcard target per local client
*
* also, at most ten matches are returned.
*/
if (!has_wildcards || is_remote) {
c = Client_Search(query);
if (c) {
if (!IRC_WHOIS_SendReply(Client, from, c))
return DISCONNECTED;
} else {
if (!IRC_WriteStrClient(Client,
ERR_NOSUCHNICK_MSG,
Client_ID(Client),
query))
return DISCONNECTED;
}
continue;
}
if (got_wildcard) {
/* we already handled one wildcard query */
if (!IRC_WriteStrClient(Client, ERR_NOSUCHNICK_MSG,
Client_ID(Client), query))
return DISCONNECTED;
continue;
}
got_wildcard = true;
IRC_SetPenalty(Client, 3);
for (c = Client_First(); c && match_count < 10; c = Client_Next(c)) {
if (Client_Type(c) != CLIENT_USER)
continue;
if (!MatchCaseInsensitive(query, Client_ID(c)))
continue;
if (!IRC_WHOIS_SendReply(Client, from, c))
return DISCONNECTED;
match_count++;
}
if (match_count == 0)
return IRC_WriteStrClient(Client, ERR_NOSUCHNICK_MSG,
Client_ID(Client), Req->argv[Req->argc - 1]);
}
return CONNECTED;
} /* IRC_WHOIS */
static bool
WHOWAS_EntryWrite(CLIENT *prefix, WHOWAS *entry)
{
char t_str[60];
(void)strftime(t_str, sizeof(t_str), "%a %b %d %H:%M:%S %Y",
localtime(&entry->time));
if (!IRC_WriteStrClient(prefix, RPL_WHOWASUSER_MSG, Client_ID(prefix),
entry->id, entry->user, entry->host, entry->info))
return DISCONNECTED;
return IRC_WriteStrClient(prefix, RPL_WHOISSERVER_MSG, Client_ID(prefix),
entry->id, entry->server, t_str);
}
/**
* IRC "WHOWAS" function.
* This function implements the IRC command "WHOWHAS". It handles local
* requests and request that should be forwarded to other servers.
*/
GLOBAL bool
IRC_WHOWAS( CLIENT *Client, REQUEST *Req )
{
CLIENT *target, *prefix;
WHOWAS *whowas;
char tok_buf[COMMAND_LEN];
int max, last, count, i, nc;
const char *nick;
assert( Client != NULL );
assert( Req != NULL );
/* Do not reveal any info on disconnected users? */
if (Conf_MorePrivacy)
return CONNECTED;
/* Wrong number of parameters? */
if (Req->argc > 3)
return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
Client_ID(Client), Req->command);
if (Req->argc < 1)
return IRC_WriteStrClient(Client, ERR_NONICKNAMEGIVEN_MSG, Client_ID(Client));
/* Search target */
if (Req->argc == 3)
target = Client_Search(Req->argv[2]);
else
target = Client_ThisServer();
/* Get prefix */
if (Client_Type(Client) == CLIENT_SERVER)
prefix = Client_Search(Req->prefix);
else
prefix = Client;
if (!prefix)
return IRC_WriteStrClient(Client, ERR_NOSUCHNICK_MSG,
Client_ID(Client), Req->prefix);
/* Forward to other server? */
if (target != Client_ThisServer()) {
if (!target || (Client_Type(target) != CLIENT_SERVER))
return IRC_WriteStrClient(prefix, ERR_NOSUCHSERVER_MSG,
Client_ID(prefix), Req->argv[2]);
/* Forward */
IRC_WriteStrClientPrefix( target, prefix, "WHOWAS %s %s %s",
Req->argv[0], Req->argv[1],
Req->argv[2] );
return CONNECTED;
}
whowas = Client_GetWhowas( );
last = Client_GetLastWhowasIndex( );
if (last < 0)
last = 0;
max = DEFAULT_WHOWAS;
if (Req->argc > 1) {
max = atoi(Req->argv[1]);
if (max < 1)
max = MAX_WHOWAS;
}
/*
* Break up the nick argument into a list of nicks, if applicable
* Can't modify Req->argv[0] because we need it for RPL_ENDOFWHOWAS_MSG.
*/
strlcpy(tok_buf, Req->argv[0], sizeof(tok_buf));
nick = strtok(tok_buf, ",");
for (i=last, count=0; nick != NULL ; nick = strtok(NULL, ",")) {
nc = 0;
do {
/* Used entry? */
if (whowas[i].time > 0 && strcasecmp(nick, whowas[i].id) == 0) {
if (!WHOWAS_EntryWrite(prefix, &whowas[i]))
return DISCONNECTED;
nc++;
count++;
}
/* previous entry */
i--;
/* "underflow", wrap around */
if (i < 0)
i = MAX_WHOWAS - 1;
if (nc && count >= max)
break;
} while (i != last);
if (nc == 0 && !IRC_WriteStrClient(prefix, ERR_WASNOSUCHNICK_MSG,
Client_ID(prefix), nick))
return DISCONNECTED;
}
return IRC_WriteStrClient(prefix, RPL_ENDOFWHOWAS_MSG, Client_ID(prefix), Req->argv[0]);
} /* IRC_WHOWAS */
GLOBAL bool
IRC_Send_LUSERS( CLIENT *Client )
{
unsigned long cnt;
#ifndef STRICT_RFC
unsigned long max;
#endif
assert( Client != NULL );
/* Users, services and serevers in the network */
if( ! IRC_WriteStrClient( Client, RPL_LUSERCLIENT_MSG, Client_ID( Client ), Client_UserCount( ), Client_ServiceCount( ), Client_ServerCount( ))) return DISCONNECTED;
/* Number of IRC operators */
cnt = Client_OperCount( );
if( cnt > 0 )
{
if( ! IRC_WriteStrClient( Client, RPL_LUSEROP_MSG, Client_ID( Client ), cnt )) return DISCONNECTED;
}
/* Unknown connections */
cnt = Client_UnknownCount( );
if( cnt > 0 )
{
if( ! IRC_WriteStrClient( Client, RPL_LUSERUNKNOWN_MSG, Client_ID( Client ), cnt )) return DISCONNECTED;
}
/* Number of created channels */
if( ! IRC_WriteStrClient( Client, RPL_LUSERCHANNELS_MSG, Client_ID( Client ), Channel_Count( ))) return DISCONNECTED;
/* Number of local users, services and servers */
if( ! IRC_WriteStrClient( Client, RPL_LUSERME_MSG, Client_ID( Client ), Client_MyUserCount( ), Client_MyServiceCount( ), Client_MyServerCount( ))) return DISCONNECTED;
#ifndef STRICT_RFC
/* Maximum number of local users */
cnt = Client_MyUserCount();
max = Client_MyMaxUserCount();
if (! IRC_WriteStrClient(Client, RPL_LOCALUSERS_MSG, Client_ID(Client),
cnt, max, cnt, max))
return DISCONNECTED;
/* Maximum number of users in the network */
cnt = Client_UserCount();
max = Client_MaxUserCount();
if(! IRC_WriteStrClient(Client, RPL_NETUSERS_MSG, Client_ID(Client),
cnt, max, cnt, max))
return DISCONNECTED;
/* Connection counters */
if (! IRC_WriteStrClient(Client, RPL_STATSCONN_MSG, Client_ID(Client),
Conn_CountMax(), Conn_CountAccepted()))
return DISCONNECTED;
#endif
return CONNECTED;
} /* IRC_Send_LUSERS */
static bool
Show_MOTD_Start(CLIENT *Client)
{
return IRC_WriteStrClient(Client, RPL_MOTDSTART_MSG,
Client_ID( Client ), Client_ID( Client_ThisServer( )));
}
static bool
Show_MOTD_Sendline(CLIENT *Client, const char *msg)
{
return IRC_WriteStrClient(Client, RPL_MOTD_MSG, Client_ID( Client ), msg);
}
static bool
Show_MOTD_End(CLIENT *Client)
{
return IRC_WriteStrClient( Client, RPL_ENDOFMOTD_MSG, Client_ID( Client ));
}
#ifdef SSL_SUPPORT
static bool Show_MOTD_SSLInfo(CLIENT *Client)
{
bool ret = true;
char buf[COMMAND_LEN] = "Connected using Cipher ";
if (!Conn_GetCipherInfo(Client_Conn(Client), buf + 23, sizeof buf - 23))
return true;
if (!Show_MOTD_Sendline(Client, buf))
ret = false;
return ret;
}
#else
static inline bool
Show_MOTD_SSLInfo(UNUSED CLIENT *c)
{ return true; }
#endif
GLOBAL bool
IRC_Show_MOTD( CLIENT *Client )
{
const char *line;
size_t len_tot, len_str;
assert( Client != NULL );
len_tot = array_bytes(&Conf_Motd);
if (len_tot == 0 && !Conn_UsesSSL(Client_Conn(Client)))
return IRC_WriteStrClient(Client, ERR_NOMOTD_MSG, Client_ID(Client));
if (!Show_MOTD_Start(Client))
return DISCONNECTED;
line = array_start(&Conf_Motd);
while (len_tot > 0) {
len_str = strlen(line) + 1;
assert(len_tot >= len_str);
len_tot -= len_str;
if (!Show_MOTD_Sendline(Client, line))
return DISCONNECTED;
line += len_str;
}
if (!Show_MOTD_SSLInfo(Client))
return DISCONNECTED;
return Show_MOTD_End(Client);
} /* IRC_Show_MOTD */
GLOBAL bool
IRC_Send_NAMES( CLIENT *Client, CHANNEL *Chan )
{
bool is_visible, is_member;
char str[LINE_LEN + 1];
CL2CHAN *cl2chan;
CLIENT *cl;
assert( Client != NULL );
assert( Chan != NULL );
if( Channel_IsMemberOf( Chan, Client )) is_member = true;
else is_member = false;
/* Do not print info on channel memberships to anyone that is not member? */
if (Conf_MorePrivacy && !is_member)
return CONNECTED;
/* Secret channel? */
if( ! is_member && strchr( Channel_Modes( Chan ), 's' )) return CONNECTED;
/* Alle Mitglieder suchen */
snprintf( str, sizeof( str ), RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
cl2chan = Channel_FirstMember( Chan );
while( cl2chan )
{
cl = Channel_GetClient( cl2chan );
if( strchr( Client_Modes( cl ), 'i' )) is_visible = false;
else is_visible = true;
if( is_member || is_visible )
{
/* Nick anhaengen */
if( str[strlen( str ) - 1] != ':' ) strlcat( str, " ", sizeof( str ));
if( strchr( Channel_UserModes( Chan, cl ), 'o' )) strlcat( str, "@", sizeof( str ));
else if( strchr( Channel_UserModes( Chan, cl ), 'v' )) strlcat( str, "+", sizeof( str ));
strlcat( str, Client_ID( cl ), sizeof( str ));
if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
{
/* Zeile wird zu lang: senden! */
if( ! IRC_WriteStrClient( Client, "%s", str )) return DISCONNECTED;
snprintf( str, sizeof( str ), RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
}
}
/* naechstes Mitglied suchen */
cl2chan = Channel_NextMember( Chan, cl2chan );
}
if( str[strlen( str ) - 1] != ':')
{
/* Es sind noch Daten da, die gesendet werden muessen */
if( ! IRC_WriteStrClient( Client, "%s", str )) return DISCONNECTED;
}
return CONNECTED;
} /* IRC_Send_NAMES */
/**
* Send the ISUPPORT numeric (005).
* This numeric indicates the features that are supported by this server.
* See <http://www.irc.org/tech_docs/005.html> for details.
*/
GLOBAL bool
IRC_Send_ISUPPORT(CLIENT * Client)
{
if (!IRC_WriteStrClient(Client, RPL_ISUPPORT1_MSG, Client_ID(Client),
Conf_MaxJoins))
return DISCONNECTED;
return IRC_WriteStrClient(Client, RPL_ISUPPORT2_MSG, Client_ID(Client),
CHANNEL_NAME_LEN - 1, Conf_MaxNickLength - 1,
COMMAND_LEN - 23, CLIENT_AWAY_LEN - 1,
COMMAND_LEN - 113);
} /* IRC_Send_ISUPPORT */
/* -eof- */