/*
* ngIRCd -- The Next Generation IRC Daemon
- * Copyright (c)2001-2011 Alexander Barton (alex@barton.de) and Contributors.
+ * Copyright (c)2001-2012 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
#include "match.h"
#include "tool.h"
#include "parse.h"
+#include "irc.h"
#include "irc-write.h"
#include "exp.h"
ngt_TrimStr(ptr);
c = Client_Search(ptr);
if (c && Client_Type(c) == CLIENT_USER) {
- strlcat(rpl, ptr, sizeof(rpl));
+ strlcat(rpl, Client_ID(c), sizeof(rpl));
strlcat(rpl, " ", sizeof(rpl));
}
ptr = strtok(NULL, " ");
} /* IRC_ISON */
+/**
+ * Handler for the IRC "LINKS" command.
+ *
+ * See RFC 2812, 3.4.5 "Links message".
+ *
+ * @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_LINKS( CLIENT *Client, REQUEST *Req )
+IRC_LINKS(CLIENT *Client, REQUEST *Req)
{
CLIENT *target, *from, *c;
char *mask;
- assert( Client != NULL );
- assert( Req != NULL );
+ assert(Client != NULL);
+ assert(Req != NULL);
- if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
+ IRC_SetPenalty(Client, 1);
- /* Server-Mask ermitteln */
- if( Req->argc > 0 ) mask = Req->argv[Req->argc - 1];
- else mask = "*";
+ 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 );
+ /* Get pointer to server mask or "*", if none given */
+ if (Req->argc > 0)
+ mask = Req->argv[Req->argc - 1];
+ else
+ mask = "*";
- /* 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] );
- }
+ 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);
- /* 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 );
+ /* Forward? */
+ 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]);
+ }
- 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_First();
+ while (c) {
+ if (Client_Type(c) == CLIENT_SERVER
+ && MatchCaseInsensitive(mask, Client_ID(c))) {
+ if (!IRC_WriteStrClient(from, RPL_LINKS_MSG,
+ Client_ID(from), 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 );
+ c = Client_Next(c);
}
-
- IRC_SetPenalty( target, 1 );
- return IRC_WriteStrClient( target, RPL_ENDOFLINKS_MSG, Client_ID( target ), mask );
+ return IRC_WriteStrClient(from, RPL_ENDOFLINKS_MSG,
+ Client_ID(from), mask);
} /* IRC_LINKS */
* therefore answers with ERR_SUMMONDISABLED.
*/
GLOBAL bool
-IRC_SUMMON(CLIENT * Client, REQUEST * Req)
+IRC_SUMMON(CLIENT * Client, UNUSED REQUEST * Req)
{
return IRC_WriteStrClient(Client, ERR_SUMMONDISABLED_MSG,
- Client_ID(Client), Req->command);
+ Client_ID(Client));
} /* IRC_SUMMON */
* See RFC 2812 section 4.6. As suggested there the command is disabled.
*/
GLOBAL bool
-IRC_USERS(CLIENT * Client, REQUEST * Req)
+IRC_USERS(CLIENT * Client, UNUSED REQUEST * Req)
{
return IRC_WriteStrClient(Client, ERR_USERSDISABLED_MSG,
- Client_ID(Client), Req->command);
+ Client_ID(Client));
} /* IRC_USERS */
const char *chan_user_modes;
char flags[8];
CLIENT *c;
+ int count = 0;
assert( Client != NULL );
assert( Chan != NULL );
is_visible = strchr(client_modes, 'i') == NULL;
if (is_member || is_visible) {
+ if (IRC_CheckListTooBig(Client, count, MAX_RPL_WHO, "WHO"))
+ break;
+
strcpy(flags, who_flags_status(client_modes));
if (is_ircop)
strlcat(flags, "*", sizeof(flags));
if (!write_whoreply(Client, c, Channel_Name(Chan),
flags))
return DISCONNECTED;
+ count++;
}
}
return IRC_WriteStrClient(Client, RPL_ENDOFWHO_MSG, Client_ID(Client),
CHANNEL *chan;
bool client_match, is_visible;
char flags[4];
+ int count = 0;
assert (Client != NULL);
if (!is_visible) /* target user is not visible */
continue;
+ if (IRC_CheckListTooBig(Client, count, MAX_RPL_WHO, "WHO"))
+ break;
+
strcpy(flags, who_flags_status(Client_Modes(c)));
if (strchr(Client_Modes(c), 'o'))
strlcat(flags, "*", sizeof(flags));
if (!write_whoreply(Client, c, "*", flags))
return DISCONNECTED;
-
+ count++;
}
return IRC_WriteStrClient(Client, RPL_ENDOFWHO_MSG, Client_ID(Client),
/**
* 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.
+ * @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.
+ * @return CONNECTED or DISCONNECTED.
*/
static bool
IRC_WHOIS_SendReply(CLIENT *Client, CLIENT *from, CLIENT *c)
CL2CHAN *cl2chan;
CHANNEL *chan;
+ assert(Client != NULL);
+ assert(from != NULL);
+ assert(c != NULL);
+
/* Nick, user, hostname and client info */
if (!IRC_WriteStrClient(from, RPL_WHOISUSER_MSG, Client_ID(from),
Client_ID(c), Client_User(c),
/* IRC-Operator? */
if (Client_HasMode(c, 'o') &&
- !IRC_WriteStrClient(from, RPL_WHOISOPERATOR_MSG,
- Client_ID(from), Client_ID(c)))
- return DISCONNECTED;
+ !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;
+ !IRC_WriteStrClient(from, RPL_WHOISSSL_MSG, Client_ID(from),
+ Client_ID(c)))
+ return DISCONNECTED;
+
+ /* Registered nick name? */
+ if (Client_HasMode(c, 'R') &&
+ !IRC_WriteStrClient(from, RPL_WHOISREGNICK_MSG,
+ Client_ID(from), Client_ID(c)))
+ return DISCONNECTED;
+
+ if (Client_Conn(c) > NONE && (Client_OperByMe(from) || from == c) &&
+ !IRC_WriteStrClient(from, RPL_WHOISHOST_MSG, Client_ID(from),
+ Client_ID(c), Client_Hostname(c),
+ Conn_GetIPAInfo(Client_Conn(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;
+ !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;
+ !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));
+ return CONNECTED;
} /* IRC_WHOIS_SendReply */
unsigned int match_count = 0, found = 0;
bool has_wildcards, is_remote;
bool got_wildcard = false;
- const char *query;
+ char mask[COMMAND_LEN], *query;
assert( Client != NULL );
assert( Req != NULL );
Req->argv[0], Req->argv[1]);
is_remote = Client_Conn(from) < 0;
- for (query = strtok(Req->argv[Req->argc - 1], ",");
+ strlcpy(mask, Req->argv[Req->argc - 1], sizeof(mask));
+ for (query = strtok(ngt_LowerStr(mask), ",");
query && found < 3;
query = strtok(NULL, ","), found++)
{
* - no wildcards for remote clients
* - only one wildcard target per local client
*
- * also, at most ten matches are returned.
+ * Also, at most MAX_RPL_WHOIS matches are returned.
*/
if (!has_wildcards || is_remote) {
c = Client_Search(query);
- if (c) {
+ if (c && Client_Type(c) == CLIENT_USER) {
if (!IRC_WHOIS_SendReply(Client, from, c))
return DISCONNECTED;
} else {
got_wildcard = true;
IRC_SetPenalty(Client, 3);
- for (c = Client_First(); c && match_count < 10; c = Client_Next(c)) {
+ for (c = Client_First(); c; c = Client_Next(c)) {
+ if (IRC_CheckListTooBig(Client, match_count,
+ MAX_RPL_WHOIS, "WHOIS"))
+ break;
+
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]);
+ IRC_WriteStrClient(Client, ERR_NOSUCHNICK_MSG,
+ Client_ID(Client),
+ Req->argv[Req->argc - 1]);
}
- return CONNECTED;
+ return IRC_WriteStrClient(from, RPL_ENDOFWHOIS_MSG,
+ Client_ID(from), Req->argv[Req->argc - 1]);
} /* IRC_WHOIS */
if (last < 0)
last = 0;
- max = DEFAULT_WHOWAS;
+ max = DEF_RPL_WHOWAS;
if (Req->argc > 1) {
max = atoi(Req->argv[1]);
if (max < 1)
- max = MAX_WHOWAS;
+ max = MAX_RPL_WHOWAS;
}
/*
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);
+ COMMAND_LEN - 113, MAX_HNDL_MODES_ARG,
+ MAX_HNDL_CHANNEL_LISTS);
} /* IRC_Send_ISUPPORT */