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chan.h

/*
 * chan.h
 *   stuff common to chan.c and mode.c
 *   users.h needs to be loaded too
 *
 * $Id: chan.h,v 1.40 2004/06/27 17:26:51 wcc Exp $
 */
/*
 * Copyright (C) 1997 Robey Pointer
 * Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004 Eggheads Development Team
 *
 * 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.
 *
 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

#ifndef _EGG_CHAN_H
#define _EGG_CHAN_H

/* Valid channel prefixes. */
#define CHANMETA "#&!+"

/* Modes the bot cannot set as halfop. You can add +b, +e, and +I to this to
 * prevent them from being set as halfop. */
#define NOHALFOPS_MODES "ahoq"

/* Only send modes as op (b, e, and I excluded)? */
#undef NO_HALFOP_CHANMODES

/* Hard limit of modes per line. */
#define MODES_PER_LINE_MAX 6

#define HALFOP_CANTDOMODE(_a) (!me_op(chan) && (!me_halfop(chan) || (strchr(NOHALFOPS_MODES, _a) != NULL)))
#define HALFOP_CANDOMODE(_a)  (me_op(chan) || (me_halfop(chan) && (strchr(NOHALFOPS_MODES, _a) == NULL)))

typedef struct memstruct {
  char nick[NICKLEN];
  char userhost[UHOSTLEN];
  time_t joined;
  unsigned long flags;
  time_t split; /* in case they were just netsplit */
  time_t last;  /* for measuring idle time         */
  time_t delay; /* for delayed autoop              */
  struct userrec *user;
  int tried_getuser;
  struct memstruct *next;
} memberlist;

#define CHANOP       0x00001 /* channel +o                                   */
#define CHANVOICE    0x00002 /* channel +v                                   */
#define FAKEOP       0x00004 /* op'd by server                               */
#define SENTOP       0x00008 /* a mode +o was already sent out for this user */
#define SENTDEOP     0x00010 /* a mode -o was already sent out for this user */
#define SENTKICK     0x00020 /* a kick was already sent out for this user    */
#define SENTVOICE    0x00040 /* a mode +v was already sent out for this user */
#define SENTDEVOICE  0x00080 /* a mode -v was already sent out for this user */
#define WASOP        0x00100 /* was an op before a split                     */
#define STOPWHO      0x00200
#define FULL_DELAY   0x00400
#define STOPCHECK    0x00800
#define CHANHALFOP   0x01000 /* channel +h                                   */
#define FAKEHALFOP   0x02000 /* halfop'd by server                           */
#define SENTHALFOP   0x04000 /* a mode +h was already sent out for this user */
#define SENTDEHALFOP 0x08000 /* a mode -h was already sent out for this user */
#define WASHALFOP    0x10000 /* was a halfop before a split                  */

#define chan_hasvoice(x)     (x->flags & CHANVOICE)
#define chan_hasop(x)        (x->flags & CHANOP)
#define chan_hashalfop(x)    (x->flags & CHANHALFOP)
#define chan_fakeop(x)       (x->flags & FAKEOP)
#define chan_fakehalfop(x)   (x->flags & FAKEHALFOP)
#define chan_sentop(x)       (x->flags & SENTOP)
#define chan_sentdeop(x)     (x->flags & SENTDEOP)
#define chan_senthalfop(x)   (x->flags & SENTHALFOP)
#define chan_sentdehalfop(x) (x->flags & SENTDEHALFOP)
#define chan_sentkick(x)     (x->flags & SENTKICK)
#define chan_sentvoice(x)    (x->flags & SENTVOICE)
#define chan_sentdevoice(x)  (x->flags & SENTDEVOICE)
#define chan_issplit(x)      (x->split > 0)
#define chan_wasop(x)        (x->flags & WASOP)
#define chan_washalfop(x)    (x->flags & WASHALFOP)
#define chan_stopcheck(x)    (x->flags & STOPCHECK)

/* Why duplicate this struct for exempts and invites only under another
 * name? <cybah>
 */
typedef struct maskstruct {
  char *mask;
  char *who;
  time_t timer;
  struct maskstruct *next;
} masklist;

/* Used for temporary bans, exempts and invites */
typedef struct maskrec {
  struct maskrec *next;
  char *mask,
       *desc,
       *user;
  time_t expire,
         added,
         lastactive;
  int flags;
} maskrec;
extern maskrec *global_bans, *global_exempts, *global_invites;

#define MASKREC_STICKY 1
#define MASKREC_PERM   2

/* For every channel i join */
struct chan_t {
  memberlist *member;
  masklist *ban;
  masklist *exempt;
  masklist *invite;
  char *topic;
  char *key;
  unsigned int mode;
  int maxmembers;
  int members;
};

#define CHANINV    0x0001  /* i                        */
#define CHANPRIV   0x0002  /* p                        */
#define CHANSEC    0x0004  /* s                        */
#define CHANMODER  0x0008  /* m                        */
#define CHANTOPIC  0x0010  /* t                        */
#define CHANNOMSG  0x0020  /* n                        */
#define CHANLIMIT  0x0040  /* l                        */
#define CHANKEY    0x0080  /* k                        */
#define CHANANON   0x0100  /* a - ircd 2.9             */
#define CHANQUIET  0x0200  /* q - ircd 2.9             */
#define CHANNOCLR  0x0400  /* c - Bahamut              */
#define CHANREGON  0x0800  /* R - Bahamut              */
#define CHANMODREG 0x1000  /* M - Bahamut              */
#define CHANNOCTCP 0x2000  /* C - QuakeNet's ircu 2.10 */
#define CHANLONLY  0x4000  /* r - ircu 2.10.11         */
#define CHANDELJN  0x8000  /* D - QuakeNet's asuka     */
#define CHANSTRIP  0x10000 /* u - QuakeNet's asuka     */
#define CHANNONOTC 0x20000 /* N - QuakeNet's asuka     */
#define CHANINVIS  0x40000 /* d - QuakeNet's asuka     */

struct chanset_t {
  struct chanset_t *next;
  struct chan_t channel;
  char dname[81]; /* display name (!eggdev) - THIS IS ALWAYS SET*/
  char name[81];  /* actual name (!ABCDEeggdev) - THIS IS SET WHEN THE BOT
                   * ACTUALLY JOINS THE CHANNEL */
  char need_op[121];
  char need_key[121];
  char need_limit[121];
  char need_unban[121];
  char need_invite[121];
  int flood_pub_thr;
  int flood_pub_time;
  int flood_join_thr;
  int flood_join_time;
  int flood_deop_thr;
  int flood_deop_time;
  int flood_kick_thr;
  int flood_kick_time;
  int flood_ctcp_thr;
  int flood_ctcp_time;
  int flood_nick_thr;
  int flood_nick_time;
  int aop_min;
  int aop_max;
  int status;
  int ircnet_status;
  int idle_kick;
  int stopnethack_mode;
  int revenge_mode;
  int ban_time;
  int invite_time;
  int exempt_time;
  maskrec *bans,         /* temporary channel bans            */
          *exempts,      /* temporary channel exempts         */
          *invites;      /* temporary channel invites         */
  int mode_pls_prot;     /* modes to enforce                  */
  int mode_mns_prot;     /* modes to reject                   */
  int limit_prot;        /* desired limit                     */
  char key_prot[121];    /* desired password                  */
  char pls[21];          /* positive mode changes             */
  char mns[21];          /* negative mode changes             */
  char *key;             /* new key to set                    */
  char *rmkey;           /* old key to remove                 */
  int limit;             /* new limit to set                  */
  int bytes;             /* total bytes so far                */
  int compat;            /* prevents mixing of old/new modes  */
  struct {
    char *op;
    int type;
  } cmode[MODES_PER_LINE_MAX];
  char floodwho[FLOOD_CHAN_MAX][81];
  time_t floodtime[FLOOD_CHAN_MAX];
  int floodnum[FLOOD_CHAN_MAX];
  char deopd[NICKLEN];   /* last user deopped                 */
};

#define CHAN_ENFORCEBANS    0x0001     /* +enforcebans    */
#define CHAN_DYNAMICBANS    0x0002     /* +dynamicbans    */
#define CHAN_NOUSERBANS     0x0004     /* -userbans       */
#define CHAN_OPONJOIN       0x0008     /* +autoop         */
#define CHAN_BITCH          0x0010     /* +bitch          */
#define CHAN_GREET          0x0020     /* +greet          */
#define CHAN_PROTECTOPS     0x0040     /* +protectops     */
#define CHAN_LOGSTATUS      0x0080     /* +statuslog      */
#define CHAN_REVENGE        0x0100     /* +revenge        */
#define CHAN_SECRET         0x0200     /* +secret         */
#define CHAN_AUTOVOICE      0x0400     /* +autovoice      */
#define CHAN_CYCLE          0x0800     /* +cycle          */
#define CHAN_DONTKICKOPS    0x1000     /* +dontkickops    */
#define CHAN_INACTIVE       0x2000     /* +inactive       */
#define CHAN_PROTECTFRIENDS 0x4000     /* +protectfriends */
#define CHAN_SHARED         0x8000     /* +shared         */
#define CHAN_SEEN           0x10000    /* +seen           */
#define CHAN_REVENGEBOT     0x20000    /* +revengebot     */
#define CHAN_NODESYNCH      0x40000    /* +nodesynch      */
#define CHAN_AUTOHALFOP     0x80000    /* +autohalfop     */
#define CHAN_PROTECTHALFOPS 0x100000   /* +protecthalfops */
#define CHAN_ACTIVE         0x1000000  /* -inactive       */

#define CHAN_PEND           0x2000000  /* waiting for end of WHO list      */
#define CHAN_FLAGGED        0x4000000  /* flagged for delete during rehash */
#define CHAN_STATIC         0x8000000  /* non-dynamic channel              */
#define CHAN_ASKEDBANS      0x10000000
#define CHAN_ASKEDMODES     0x20000000 /* find out key-info on IRCu        */
#define CHAN_JUPED          0x40000000 /* channel is juped                 */
#define CHAN_STOP_CYCLE     0x80000000 /* NO_CHANOPS_WHEN_SPLIT servers    */

#define CHAN_ASKED_EXEMPTS  0x0001
#define CHAN_ASKED_INVITED  0x0002

#define CHAN_DYNAMICEXEMPTS 0x0004
#define CHAN_NOUSEREXEMPTS  0x0008
#define CHAN_DYNAMICINVITES 0x0010
#define CHAN_NOUSERINVITES  0x0020

/* prototypes */
memberlist *ismember(struct chanset_t *, char *);
struct chanset_t *findchan(const char *name);
struct chanset_t *findchan_by_dname(const char *name);

#define channel_hidden(chan) (chan->channel.mode & (CHANPRIV | CHANSEC)) /* +s or +p ? */
#define channel_optopic(chan) (chan->channel.mode & CHANTOPIC) /* +t? */
#define channel_djoins(chan) (chan->status & (CHANDELJN | CHANINVIS)) /* +Dd? */

#define channel_active(chan)  (chan->status & CHAN_ACTIVE)
#define channel_pending(chan)  (chan->status & CHAN_PEND)
#define channel_bitch(chan) (chan->status & CHAN_BITCH)
#define channel_nodesynch(chan) (chan->status & CHAN_NODESYNCH)
#define channel_autoop(chan) (chan->status & CHAN_OPONJOIN)
#define channel_autovoice(chan) (chan->status & CHAN_AUTOVOICE)
#define channel_autohalfop(chan) (chan->status & CHAN_AUTOHALFOP)
#define channel_greet(chan) (chan->status & CHAN_GREET)
#define channel_logstatus(chan) (chan->status & CHAN_LOGSTATUS)
#define channel_enforcebans(chan) (chan->status & CHAN_ENFORCEBANS)
#define channel_revenge(chan) (chan->status & CHAN_REVENGE)
#define channel_dynamicbans(chan) (chan->status & CHAN_DYNAMICBANS)
#define channel_nouserbans(chan) (chan->status & CHAN_NOUSERBANS)
#define channel_protectops(chan) (chan->status & CHAN_PROTECTOPS)
#define channel_protecthalfops(chan) (chan->status & CHAN_PROTECTHALFOPS)
#define channel_protectfriends(chan) (chan->status & CHAN_PROTECTFRIENDS)
#define channel_dontkickops(chan) (chan->status & CHAN_DONTKICKOPS)
#define channel_secret(chan) (chan->status & CHAN_SECRET)
#define channel_shared(chan) (chan->status & CHAN_SHARED)
#define channel_static(chan) (chan->status & CHAN_STATIC)
#define channel_cycle(chan) (chan->status & CHAN_CYCLE)
#define channel_seen(chan) (chan->status & CHAN_SEEN)
#define channel_inactive(chan) (chan->status & CHAN_INACTIVE)
#define channel_revengebot(chan) (chan->status & CHAN_REVENGEBOT)
#define channel_dynamicexempts(chan) (chan->ircnet_status & CHAN_DYNAMICEXEMPTS)
#define channel_nouserexempts(chan) (chan->ircnet_status & CHAN_NOUSEREXEMPTS)
#define channel_dynamicinvites(chan) (chan->ircnet_status & CHAN_DYNAMICINVITES)
#define channel_nouserinvites(chan) (chan->ircnet_status & CHAN_NOUSERINVITES)
#define channel_juped(chan) (chan->status & CHAN_JUPED)
#define channel_stop_cycle(chan) (chan->status & CHAN_STOP_CYCLE)

struct msgq_head {
  struct msgq *head;
  struct msgq *last;
  int tot;
  int warned;
};

/* Used to queue a lot of things */
struct msgq {
  struct msgq *next;
  int len;
  char *msg;
};

#endif /* _EGG_CHAN_H */

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