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/*
* IRC - Internet Relay Chat, ircd/channel.h
* Copyright (C) 1990 Jarkko Oikarinen
* Copyright (C) 1996 - 1997 Carlo Wood
*
* 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, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "list.h"
#ifndef CHANNEL_H
#define CHANNEL_H
/*=============================================================================
* General defines
*/
#define MAXMODEPARAMS 6
#define MODEBUFLEN 200
#define KEYLEN 23
#define TOPICLEN 160
#define CHANNELLEN 200
#define MAXBANS 30
#define MAXBANLENGTH 1024
/*=============================================================================
* Macro's
*/
#define ChannelExists(n) (FindChannel(n) != NullChn)
#define NullChn ((aChannel *)0)
#define CREATE 1 /* whether a channel should be
* created or just tested for existance */
#define CHFL_CHANOP 0x0001 /* Channel operator */
#define CHFL_VOICE 0x0002 /* the power to speak */
#define CHFL_DEOPPED 0x0004 /* Is de-opped by a server */
#define CHFL_SERVOPOK 0x0008 /* Server op allowed */
#define CHFL_ZOMBIE 0x0010 /* Kicked from channel */
#define CHFL_BAN 0x0020 /* ban channel flag */
#define CHFL_BAN_IPMASK 0x0040 /* ban mask is an IP-number mask */
#define CHFL_BAN_OVERLAPPED 0x0080 /* ban overlapped, need bounce */
#define CHFL_OVERLAP (CHFL_CHANOP|CHFL_VOICE)
#define CHFL_BURST_JOINED 0x0100 /* Just joined by net.junction */
#define CHFL_BURST_BAN 0x0200 /* Ban part of last BURST */
#define CHFL_BURST_BAN_WIPEOUT 0x0400 /* Ban will be wiped at end of BURST */
#define CHFL_BANVALID 0x0800 /* CHFL_BANNED bit is valid */
#define CHFL_BANNED 0x1000 /* Channel member is banned */
#define CHFL_SILENCE_IPMASK 0x2000 /* silence mask is an IP-number mask */
/* Channel Visibility macros */
#define MODE_CHANOP CHFL_CHANOP
#define MODE_VOICE CHFL_VOICE
#define MODE_PRIVATE 0x0004
#define MODE_SECRET 0x0008
#define MODE_MODERATED 0x0010
#define MODE_TOPICLIMIT 0x0020
#define MODE_INVITEONLY 0x0040
#define MODE_NOPRIVMSGS 0x0080
#define MODE_KEY 0x0100
#define MODE_BAN 0x0200
#define MODE_LIMIT 0x0400
#define MODE_SENDTS 0x0800 /* TS was 0 during a local user /join; send
* temporary TS; can be removed when all 2.10 */
#define MODE_LISTED 0x10000
/*
* mode flags which take another parameter (With PARAmeterS)
*/
#define MODE_WPARAS (MODE_CHANOP|MODE_VOICE|MODE_BAN|MODE_KEY|MODE_LIMIT)
#define HoldChannel(x) (!(x))
/* name invisible */
#define SecretChannel(x) ((x) && ((x)->mode.mode & MODE_SECRET))
/* channel not shown but names are */
#define HiddenChannel(x) ((x) && ((x)->mode.mode & MODE_PRIVATE))
/* channel visible */
#define ShowChannel(v,c) (PubChannel(c) || IsMember((v),(c)))
#define PubChannel(x) ((!x) || ((x)->mode.mode & \
(MODE_PRIVATE | MODE_SECRET)) == 0)
#define is_listed(x) ((x)->mode.mode & MODE_LISTED)
#define IsLocalChannel(name) (*(name) == '&')
#define IsModelessChannel(name) (*(name) == '+')
#define IsChannelName(name) (*(name) == '#' || \
IsModelessChannel(name) || IsLocalChannel(name))
/* used in SetMode() in channel.c and m_umode() in s_msg.c */
#define MODE_NULL 0
#define MODE_ADD 0x40000000
#define MODE_DEL 0x20000000
/*=============================================================================
* Structures
*/
struct SMode {
unsigned int mode;
unsigned int limit;
char key[KEYLEN + 1];
};
struct Channel {
struct Channel *nextch, *prevch, *hnextch;
Mode mode;
time_t creationtime;
char topic[TOPICLEN + 1];
char topic_nick[NICKLEN + 1];
time_t topic_time;
unsigned int users;
struct SLink *members;
struct SLink *invites;
struct SLink *banlist;
char chname[1];
};
struct ListingArgs {
time_t max_time;
time_t min_time;
unsigned int max_users;
unsigned int min_users;
unsigned int topic_limits;
time_t max_topic_time;
time_t min_topic_time;
struct Channel *chptr;
};
/*=============================================================================
* Proto types
*/
extern int m_names(aClient *cptr, aClient *sptr, int parc, char *parv[]);
extern Link *IsMember(aClient *cptr, aChannel *chptr);
extern void remove_user_from_channel(aClient *sptr, aChannel *chptr);
extern int is_chan_op(aClient *cptr, aChannel *chptr);
extern int is_zombie(aClient *cptr, aChannel *chptr);
extern int has_voice(aClient *cptr, aChannel *chptr);
extern int can_send(aClient *cptr, aChannel *chptr);
extern void send_channel_modes(aClient *cptr, aChannel *chptr);
extern int m_mode(aClient *cptr, aClient *sptr, int parc, char *parv[]);
extern char *pretty_mask(char *mask);
extern void del_invite(aClient *cptr, aChannel *chptr);
extern void list_next_channels(aClient *cptr, int nr);
extern int m_join(aClient *cptr, aClient *sptr, int parc, char *parv[]);
extern int m_create(aClient *cptr, aClient *sptr, int parc, char *parv[]);
extern int m_destruct(aClient *cptr, aClient *sptr, int parc, char *parv[]);
extern int m_burst(aClient *cptr, aClient *sptr, int parc, char *parv[]);
extern int m_part(aClient *cptr, aClient *sptr, int parc, char *parv[]);
extern int m_kick(aClient *cptr, aClient *sptr, int parc, char *parv[]);
extern int m_topic(aClient *cptr, aClient *sptr, int parc, char *parv[]);
extern int m_invite(aClient *cptr, aClient *sptr, int parc, char *parv[]);
extern int m_list(aClient *cptr, aClient *sptr, int parc, char *parv[]);
extern void send_user_joins(aClient *cptr, aClient *user);
extern aChannel *channel;
#endif /* CHANNEL_H */
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