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k9.c
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k9.c
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/* Chatnet K9 Channel Services
**
** Based on ircdservices ver. by Andy Church
** Chatnet modifications (c) 2001-2002
**
** E-mail: routing@lists.chatnet.org
** Authors:
**
** Vampire (vampire@alias.chatnet.org)
** Thread (thread@alias.chatnet.org)
** MRX (tom@rooted.net)
** sloth (sloth@nopninjas.com)
**
** *** DO NOT DISTRIBUTE ***
*/
#include "services.h"
#include "pseudo.h"
#define FALSE 0
#define TRUE 1
#define HASH(chan) (hashtable[(unsigned char)((chan)[1])]<<5 \
| (chan[1] ? hashtable[(unsigned char)((chan)[2])] : 0))
#define HASHSIZE 1024
#define LINEBUFFSIZE 512
#if defined(IRC_DALNET) || defined(IRC_UNDERNET)
# define OPER_BOUNCY_MODES_MESSAGE OPER_BOUNCY_MODES_U_LINE
#else
# define OPER_BOUNCY_MODES_MESSAGE OPER_BOUNCY_MODES
#endif
static ChannelInfo *chanlists[HASHSIZE];
static const char hashtable[256] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,
16,17,18,19,20,21,22,23,24,25,26,27,28,29, 0, 0,
0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,
16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,30,
31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,
31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,
31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,
31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,
31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,
31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,
31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,
31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,
};
/*************************************************************************/
/* Channel option list. */
typedef struct {
char *name;
int32 flag;
int namestr; /* If -1, will be ignored by cs_flags_to_string() */
int onstr, offstr, syntaxstr;
} ChanOpt;
#define CHANOPT(x) \
{ #x, CI_##x, CHAN_INFO_OPT_##x, \
CHAN_SET_##x##_ON, CHAN_SET_##x##_OFF, CHAN_SET_##x##_SYNTAX }
ChanOpt chanopts[] = {
CHANOPT(KEEPTOPIC),
CHANOPT(TOPICLOCK),
CHANOPT(PRIVATE),
CHANOPT(SECUREOPS),
CHANOPT(LEAVEOPS),
CHANOPT(RESTRICTED),
CHANOPT(SECURE),
CHANOPT(OPNOTICE),
CHANOPT(ENFORCE),
{ "NOEXPIRE", CI_NOEXPIRE, -1, CHAN_SET_NOEXPIRE_ON,
CHAN_SET_NOEXPIRE_OFF, CHAN_SET_NOEXPIRE_SYNTAX },
{ NULL }
};
#undef CHANOPT
/*************************************************************************/
/* Access level control data. */
/* Default levels. All levels MUST be listed here irrespective of IRC
* server type. */
static int def_levels[][2] = {
{ CA_AUTODEOP, -1 },
{ CA_NOJOIN, -2 },
{ CA_ACCESS_LIST, 0 },
{ CA_COMMANDS, 0 },
{ CA_AUTOHALFOP, 4 },
{ CA_HALFOP, 4 },
{ CA_MEMO, 10 },
{ CA_AUTOPROTECT, 10 },
{ CA_PROTECT, 10 },
{ CA_KICK, 50 },
{ CA_BAN , 75 },
{ CA_UNBAN, 75 },
{ CA_INVITE, 100 },
{ CA_OPDEOP, 100 },
{ CA_AUTOVOICE, -1 },
{ CA_VOICE, 100 },
{ CA_TOPIC, 200 },
{ CA_COMMENT, 200 },
{ CA_INVITE, 200 },
{ CA_ACCESS_CHANGE, 400 },
{ CA_SET, 400 },
{ CA_AUTOOP, 400 },
{ CA_ADDUSER, 400 },
{ CA_REMUSER, 400 },
{ CA_MODUSER, 400 },
{ CA_MODE, 400 },
{ CA_CLEAR, 450 },
{ CA_JOIN , 450 },
{ CA_PART, 450 },
{ CA_ONJOIN, 450 },
{ CA_GUARDM, 450 },
{ CA_GUARDT, 450 },
{ CA_SAY, 500 },
{ CA_ACT, 500 },
{ CA_SND, 500 },
{ CA_GENPASS, 600 },
{ CA_LASTCMDS , 610 },
{ CA_UNSCHAN, 610 },
{ CA_FORBID, 610 },
{ CA_GETPASS, 610 },
{ CA_REMCHAN, 610 },
{ CA_STATUS, 610 },
{ CA_SCHAN, 630 },
{ CA_BROADCAST, 650 },
{ CA_RESTART, 800 },
{ CA_DIEDIE, 800 },
{ CA_UPDATE, 800 },
{ -1 }
};
/*************************************************************************/
/* Local functions. */
static ChannelInfo *makechan(const char *chan);
static int delchan(ChannelInfo *ci);
static int expire_autoops(void);
static int expire_bans(void);
static int has_access(User *user, ChannelInfo *ci);
static int is_founder(User *user, ChannelInfo *ci);
static int is_identified(User *user, ChannelInfo *ci);
static void uncount_chan(ChannelInfo *ci);
/* Not So Local functions. */
void alpha_insert_chan(ChannelInfo *ci);
void count_chan(ChannelInfo *ci);
void reset_levels(ChannelInfo *ci);
/*
int get_access(User *user, ChannelInfo *ci);
*/
static int get_access_offline(const char *user, ChannelInfo *ci);
static void suspend(ChannelInfo *ci, const char *reason,
const char *who, const time_t expires);
static void unsuspend(ChannelInfo *ci, int set_time);
static void chan_bad_password(User *u, ChannelInfo *ci);
static ChanOpt *chanopt_from_name(const char *optname);
static void k9_help(User *u);
static void k9_register(User *u);
static void k9_auth(User *u);
static void k9_email(User *u);
static void k9_founder(User *u);
static void k9_successor(User *u);
static void k9_remchan(User *u);
static void k9_addchan(User *u);
char create_host(User *u);
/*
static void do_set_founder(User *u, ChannelInfo *ci, char *param);
*/
static void k9_setpass(User *u);
/*
static void do_set_desc(User *u, ChannelInfo *ci, char *param);
static void do_set_email(User *u, ChannelInfo *ci, char *param);
*/
static void do_set_entrymsg(User *u, ChannelInfo *ci, char *param);
/* static void do_addto_entrymsg(User *u, ChannelInfo *ci, char *param); */
static void do_set_topic(User *u, ChannelInfo *ci, char *param);
static void do_set_boolean(User *u, ChannelInfo *ci, ChanOpt *co, char *param);
static void k9_access(User *u);
static int owner_add(const char *chan, const char *nick);
static int emperor_add(const char *chan, const char *nick);
static void k9_info(User *u);
static void k9_list(User *u);
static void k9_invite(User *u);
static void k9_op(User *u);
static void k9_deop(User *u);
static void k9_voice(User *u);
static void k9_devoice(User *u);
#ifdef HAVE_CHANPROT
static void do_protect(User *u);
static void do_deprotect(User *u);
#endif
static void k9_unban(User *u);
/*
static void do_clear(User *u);
*/
static void k9_genpass(User *u);
static void k9_getpass(User *u);
static void k9_forbid(User *u);
static void k9_schan(User *u);
static void k9_unschan(User *u);
static void k9_status(User *u);
/* NEW */
/* static void k9_say(User *u); */
static void k9_act(User *u);
static void k9_snd(User *u);
static void k9_kick(User *u);
static void k9_restart(User *u);
static void k9_diedie(User *u);
static void k9_comment(User *u);
static void k9_lastcmds(User *u);
static void k9_topic(User *u);
static void k9_commands(User *u);
static void k9_ban(User *u);
static void k9_banlist(User *u);
static void k9_version(User *u);
static void k9_adduser(User *u);
static void k9_remuser(User *u);
/* static void k9_moduser(User *u); */
static void k9_broadcast(User *u);
/* static void k9_mode(User *u); */
static void k9_save(User *u);
static void k9_update(User *u);
static void k9_join(User *u);
static void k9_part(User *u);
static void k9_onjoin(User *u);
static void k9_guardm(User *u);
static void k9_guardt(User *u);
static void k9_autoop(User *u);
static void do_set_mlock(User *u, ChannelInfo *ci, char *param);
void record_comment(ChannelInfo *ci, NickInfo *ni, char *msg);
void remove_comment(ChannelInfo *ci, NickInfo *ni);
void record_autoop(ChannelInfo *ci, NickInfo *ni, char *msg);
void remove_autoop(ChannelInfo *ci, NickInfo *ni);
static int akick_list(User *u, int index, ChannelInfo *ci, int *sent_header, int is_view);
/* static int akick_list_callback(User *u, int num, va_list args); */
static int akick_del_callback(User *u, int num, va_list args);
static int akick_del(char *chan, User *u, AutoKick *akick);
static void timeout_leave(Timeout *to);
int add_history(NickInfo *ni, char *chan, char *data);
static char *get_hostmask_of(char *mask);
int check_w32_device(char *rest);
void cs_join(char *chan);
void cs_part(char *chan);
extern int db_delete_chan(char *channame);
/*************************************************************************/
/* Command list. */
static Command cmds[] = {
{"HELP", k9_help, NULL, 0, -1, -1,-1},
{"COMMANDS", k9_commands, NULL, 0, -1, -1,-1},
{"INFO", k9_info, NULL, 0, -1, -1,-1},
{"ACCESS", k9_access, NULL, 0, -1, -1,-1},
{"BANLIST", k9_banlist, NULL, 0, -1, -1,-1},
{"VERSION", k9_version, NULL, 0, -1, -1,-1},
{"KICK", k9_kick, NULL, 50, -1, -1,-1},
{"BAN", k9_ban, NULL, 75, -1, -1,-1},
{"UNBAN", k9_unban, NULL, 75, -1, -1,-1},
{"COMMENT", k9_comment, NULL, 75, -1, -1,-1},
{"INVITE", k9_invite, NULL, 100, -1, -1,-1},
{"OP", k9_op, NULL, 100, -1, -1,-1},
{"DEOP", k9_deop, NULL, 100, -1, -1,-1},
{"VOICE", k9_voice, NULL, 100, -1, -1,-1},
{"DEVOICE", k9_devoice, NULL, 100, -1, -1,-1},
{"TOPIC", k9_topic, NULL, 200, -1, -1,-1},
{"AUTOOP", k9_autoop, NULL, 400, -1, -1,-1},
/*
{"MODE", k9_mode, NULL, 400, -1, -1,-1},
*/
{"ADDUSER", k9_adduser, NULL, 400, -1, -1,-1},
{"MODUSER", k9_adduser, NULL, 400, -1, -1,-1},
{"REMUSER", k9_remuser, NULL, 400, -1, -1,-1},
{"GUARDM", k9_guardm, NULL, 450, -1, -1,-1},
{"GUARDT", k9_guardt, NULL, 450, -1, -1,-1},
{"ONJOIN", k9_onjoin, NULL, 450, -1, -1,-1},
{"JOIN", k9_join, NULL, 450, -1, -1,-1},
{"PART", k9_part, NULL, 450, -1, -1,-1},
/* {"IDENTIFY", k9_auth, NULL, 450, -1, -1,-1}, */
{"ACT", k9_act, NULL, 500, -1, -1,-1},
{"AUTH", k9_auth, NULL, 500, -1, -1,-1},
/* {"SAY", k9_say, NULL, 500, -1, -1,-1},
*/
{"SND", k9_snd, NULL, 500, -1, -1,-1},
{"SETPASS", k9_setpass, NULL, 500, -1, -1,-1},
{"SUCCESSOR", k9_successor, NULL, 500, -1, -1,-1},
{"GENPASS", k9_genpass, NULL, 600, -1, -1,-1},
{"GETPASS", k9_getpass, NULL, 610, -1, -1,-1},
{"LASTCMDS", k9_lastcmds, NULL, 610, -1, -1,-1},
{"LIST", k9_list, NULL, 610, -1, -1,-1},
{"EMAIL", k9_email, NULL, 610, -1, -1,-1},
{"FOUNDER", k9_founder, NULL, 610, -1, -1,-1},
{"STATUS", k9_status, NULL, 610, -1, -1,-1},
{"REMCHAN", k9_remchan, NULL, 610, -1, -1,-1},
{"ADDCHAN", k9_addchan, NULL, 630, -1, -1,-1},
{"REGISTER", k9_register, NULL, 630, -1, -1,-1},
{"SCHAN", k9_schan, NULL, 630, -1, -1,-1},
{"UNSCHAN", k9_unschan, NULL, 630, -1, -1,-1},
{"BROADCAST", k9_broadcast, NULL, 650, -1, -1,-1},
{"FORBID", k9_forbid, NULL, 650, -1, -1,-1},
{"DIEDIE", k9_diedie, NULL, 800, -1, -1,-1},
{"RESTART", k9_restart, NULL, 800, -1, -1,-1},
{"UPDATE", k9_update, NULL, 800, -1, -1,-1},
{"SAVE", k9_save, NULL, 800, -1, -1,-1},
/*
{ "CLEAR", do_clear, NULL, CHAN_HELP_CLEAR, -1,-1,-1,-1 },
*/
{ NULL }
};
/*************************************************************************/
/************************ Main K9 Routines *************************/
/*************************************************************************/
/* K9 initialization. */
void cs_init(void)
{
expire_bans();
expire_autoops();
}
/*************************************************************************/
/* Main K9 Routine. */
void chanserv(const char *source, char *chan, char *buf)
{
char *cmd,*s;
User *u = NULL;
char *histbuf;
int tmp_i;
ChannelInfo *ci;
if (!source || (!(u = finduser(source))) )
{
log("%s: user record for %s not found", s_ChanServ, source);
notice(s_ChanServ, source, getstring((NickInfo *)NULL, USER_RECORD_NOT_FOUND));
return;
}
if (!buf)
return;
histbuf = sstrdup(buf);
if (u->ni && histbuf)
tmp_i = add_history(u->ni, NULL, histbuf);
cmd = strtok(buf, " ");
if (!cmd)
return;
if (stricmp(cmd, "\1PING") == 0)
{
if (!(s = strtok(NULL, "")))
s = "\1";
return;
}
if (skeleton)
{
notice_lang(s_ChanServ, u, SERVICE_OFFLINE, s_ChanServ);
return;
}
if (!(ci = cs_findchan( chan )) )
ci = NULL;
if (stricmp(cmd,s_ChanServ)==0)
cmd++;
run_cmd(s_ChanServ, u, cmds, cmd, ci);
}
/*************************************************************************/
/* Return the ChannelInfo structure for the given channel, or NULL if the
* channel isn't registered. */
ChannelInfo *cs_findchan(const char *chan)
{
ChannelInfo *ci;
for (ci = chanlists[HASH(chan)]; ci; ci = ci->next) {
if (irc_stricmp(ci->name, chan) == 0)
return ci;
}
return NULL;
}
/*************************************************************************/
/* Return values for add/delete/list functions. Success > 0, failure < 0. */
#define RET_ADDED 1
#define RET_CHANGED 2
#define RET_UNCHANGED 3
#define RET_DELETED 4
#define RET_LISTED 5
#define RET_HIGHER 6
#define RET_LOWER 7
#define RET_PERMISSION -1
#define RET_NOSUCHNICK -2
#define RET_NICKFORBID -3
#define RET_LISTFULL -4
#define RET_NOENTRY -5
static int access_add(ChannelInfo *ci, const char *nick, int level, int uacc)
{
int i;
ChanAccess *access;
NickInfo *ni;
if (level > ACCLEV_EMPEROR)
return RET_PERMISSION;
ni = findnick(nick);
if (!ni)
return RET_NOSUCHNICK;
else if (ni->status & NS_VERBOTEN)
return RET_NICKFORBID;
for (access = ci->access, i = 0; i < ci->accesscount; access++, i++) {
if (access->ni == ni) {
/* Don't allow lowering from a level >= uacc */
if (access->level > ACCLEV_EMPEROR)
return RET_PERMISSION;
if (access->level == level)
return RET_UNCHANGED;
access->level = level;
return RET_CHANGED;
}
}
for (i = 0; i < ci->accesscount; i++) {
if (!ci->access[i].in_use)
break;
}
if (i == ci->accesscount) {
if (i < CSAccessMax) {
ci->accesscount++;
ci->access =
srealloc(ci->access, sizeof(ChanAccess) * ci->accesscount);
} else {
return RET_LISTFULL;
}
}
printf("access_add for %s\n", ni->nick);
if(ni == NULL)
{
printf("!!INTERNAL ERROR!! access_add - ni == NULL! - Exiting\n");
exit(1);
}
access = &ci->access[i];
access->ni = ni;
access->in_use = 1;
access->level = level;
db_adduser(ci, ni, level);
return RET_ADDED;
}
/*************************************************************************/
static int access_del(ChannelInfo *ci, const char *nick, int uacc)
{
int i;
ChanAccess *access;
NickInfo *ni;
ni = findnick(nick);
if (!ni)
return RET_NOSUCHNICK;
else if (ni->status & NS_VERBOTEN)
return RET_NICKFORBID;
for (i = 0; i < ci->commentcount; i++)
{
if (ci->comment[i].in_use && ci->comment[i].ni == ni) {
ci->comment[i].in_use = 0;
ci->comment[i].ni = NULL;
if (ci->comment[i].msg)
memset(ci->comment[i].msg, '\0', sizeof(ci->comment[i].msg));
}
}
for (access = ci->access, i = 0; i < ci->accesscount; access++, i++) {
if (access->ni == ni) {
/* Don't allow lowering from a level >= uacc */
access->ni = NULL;
access->in_use = 0;
db_remuser(ci->name, (char *)nick);
return RET_DELETED;
}
}
for (i = 0; i < ci->accesscount; i++) {
if (!ci->access[i].in_use)
break;
}
access->ni = NULL;
access->in_use = 0;
db_remuser(ci->name, (char *)nick);
return RET_DELETED;
}
/*************************************************************************/
static int access_list(User *u, int index, ChannelInfo *ci, int *sent_header)
{
ChanAccess *access = &ci->access[index];
ChannelComment *comment = NULL;
ChannelAutoop *autoop = NULL;
NickInfo *ni = access->ni;
char *uc; /* Comment */
char aflag[2]; /* Autoop Flag */
char *s;
int i;
if (!access->in_use)
{
return RET_NOENTRY;
}
if (!*sent_header)
{
notice_lang(s_ChanServ, u, CHAN_ACCESS_LIST_HEADER, ci->name);
*sent_header = 1;
}
if (!(getlink(ni)->flags & NI_HIDE_MASK))
{
s = ni->last_usermask;
}
else
{
s = NULL;
}
for (i=0; i < ci->commentcount; i++)
{
if (ci->comment[i].in_use && ci->comment[i].ni == getlink(ni) )
{
comment = &ci->comment[i];
}
}
if (comment == NULL)
uc = " ";
else
uc = comment->msg;
for (i=0; i < ci->autoopcount; i++)
{
if (ci->autoop[i].in_use && ci->autoop[i].ni == getlink(ni))
{
autoop = &ci->autoop[i];
}
}
memset(aflag, 0, sizeof(aflag));
if ((autoop != NULL)&&(autoop->flag))
{
if (autoop->flag == 't' || autoop->flag == 'T')
{
strncpy(aflag, "T", 1);
}
else if (autoop->flag == 'v' || autoop->flag == 'V')
{
strncpy(aflag, "V", 1);
}
else
{
strncpy(aflag, "F", 1);
}
}
else
{
strncpy(aflag, "F", 1);
}
if ((access->level >= ACCLEV_HELPER) && (check_cservice(u) < ACCLEV_IMMORTAL))
{
if (access->level >= ACCLEV_HELPER && access->level < ACCLEV_IMMORTAL)
{
notice_lang(s_ChanServ, u, CHAN_ACCESS_LIST2_FORMAT, index+1, access->ni->nick, "HELPER", aflag, uc);
}
else
{
notice_lang(s_ChanServ, u, CHAN_ACCESS_LIST2_FORMAT, index+1, access->ni->nick, "CSERVICE", aflag, uc);
}
}
else
{
notice_lang(s_ChanServ, u, CHAN_ACCESS_LIST_FORMAT, index+1, access->ni->nick, access->level, aflag, uc);
}
notice(s_ChanServ, u->nick, " ");
return RET_LISTED;
}
/*************************************************************************/
/*
static int access_list_callback(User *u, int num, va_list args)
{
ChannelInfo *ci = va_arg(args, ChannelInfo *);
int *sent_header = va_arg(args, int *);
if (num < 1 || num > ci->accesscount)
return 0;
return access_list(u, num-1, ci, sent_header) > 0;
}
*/
/*************************************************************************/
#ifndef MAX_HISTORY
#define MAX_HISTORY 8
#endif
int add_history(NickInfo *ni, char *chan, char *data)
{
ChanServHistory *history;
int i = 0;
int p = -1;
char *s;
if (!ni || !data)
return (ni) ? -1 : ni->historycount;
/* We buffer up to MAX_HISTORY commands the user has sent to Chan Services
If MAX_HISTORY already exist, wipe out the oldest */
if (ni->historycount == MAX_HISTORY)
{
for (i = 0; i < ni->historycount; i++)
{
memmove(&ni->history[i], &ni->history[i+1], sizeof(ChanServHistory));
}
p = MAX_HISTORY-1;
} else {
ni->historycount++;
ni->history = srealloc(ni->history, sizeof(ChanServHistory) * ni->historycount);
p = ni->historycount-1;
}
history = &ni->history[p];
strscpy(history->data, data, sizeof(history->data)-1);
s = history->data + (sizeof(history->data));
*s = 0;
if (chan)
{
strncpy(history->chan, chan, sizeof(history->chan)-1);
s = history->chan + (sizeof(history->chan));
*s = 0;
} else {
s = history->chan;
*s = 0;
}
return ni->historycount;
}
/*************************************************************************/
/* Check whether a user is permitted to be on a channel. If so, return 0;
* else, kickban the user with an appropriate message (could be either
* KICK or restricted access) and return 1. Note that this is called
* _before_ the user is added to internal channel lists (so do_kick() is
* not called).
*/
int check_kick(User *user, const char *chan)
{
ChannelInfo *ci = cs_findchan(chan);
AutoKick *akick;
int i;
NickInfo *ni;
char *av[3], *mask, *s;
const char *reason;
Timeout *t;
int stay;
time_t now = time(NULL);
if (!ci || !chan || !user)
return 0;
if (debug)
log("debug: check_kick starting for %s", user->nick);
if (!is_on_chan(user->nick, chan))
return 0;
#ifdef IRC_UNREAL
/* Don't let plain opers into +A (admin only) channels */
if ((ci->mlock_on & CMODE_A) && !(user->mode & (UMODE_A|UMODE_N|UMODE_T)))
{
mask = create_mask(user, 1);
reason = getstring(user->ni, CHAN_NOT_ALLOWED_TO_JOIN);
goto kick;
}
/* Don't let hiding users into no-hiding channels */
if ((ci->mlock_on & CMODE_H) && (user->mode & UMODE_I))
{
mask = create_mask(user, 1);
reason = getstring(user->ni, CHAN_NOT_ALLOWED_TO_JOIN);
goto kick;
}
#endif /* IRC_UNREAL */
if (debug)
log("debug: check_kick CI_VERBOTEN");
if ((!is_oper_u(user)) && ((ci->flags & CI_VERBOTEN) || ci->suspendinfo))
{
mask = sstrdup("*!*@*");
reason = getstring(user->ni, CHAN_MAY_NOT_BE_USED);
goto kick;
}
if (debug)
log("debug: check_kick CMODE_OPERONLY");
if (!is_oper_u(user) && ( ci->mlock_on & CMODE_OPERONLY) )
{
mask = create_mask(user, 1);
reason = getstring(user->ni, CHAN_NOT_ALLOWED_TO_JOIN);
goto kick;
}
if (debug)
log("debug: check_kick nick_recognized()");
if ( nick_recognized(user) )
ni = user->ni;
else
ni = NULL;
if (debug)
log("debug: check_kick akickcount");
for (akick = ci->akick, i = 0; i < ci->akickcount; akick++, i++)
{
if (akick->in_use && (akick->expires != 0 && akick->expires < now) ) {
akick->in_use = 0;
db_akick_del(ci->name, akick->is_nick ?
akick->u.ni->nick : akick->u.mask);
}
if ( !akick->in_use )
continue;
if ( (akick->is_nick && akick->u.ni)
? ( akick->u.ni == ni
|| getlink(akick->u.ni) == ni
|| match_usermask(akick->u.ni->last_usermask,user)
)
: ( !akick->is_nick && match_usermask(akick->u.mask, user) )
)
{
if (debug >= 2)
{
log("debug: %s matched akick %s", user->nick,
akick->is_nick ? akick->u.ni->nick : akick->u.mask);
}
mask = (akick->is_nick)
? create_mask(user, 1)
: sstrdup(akick->u.mask);
reason = (akick->reason)
? akick->reason
: CSAutobanReason;
goto kick;
}
}
if (debug)
log("debug: check_kick bancount");
/*
for (i = 0; i < ci->c->bancount; i++)
{
char *m;
m = create_mask(user, 1);
if ( match_wild_nocase(ci->c->bans[i], m) )
{
if (debug >= 2)
{
log("debug: %s(%s) matched chan-ban %s",
user->nick, m, ci->c->bans[i] );
}
mask = sstrdup(m);
free(m);
goto kick;
}
}
*/
if (((now - start_time) >= CSRestrictDelay)
&& check_access(user, ci, CA_NOJOIN) )
{
mask = get_hostmask_of( create_mask(user, 1) );
reason = getstring(user->ni, CHAN_NOT_ALLOWED_TO_JOIN);
goto kick;
}
return 0;
/* If we reach here, one of the above traps determined to kick
* so lets get on with it ...*/
kick:
if (debug)
{
log("debug: channel: AutoKicking %s!%s@%s",
user->nick, user->username, user->host);
}
/* Remember that the user has not been added to our channel user list
* yet, so we check whether the channel does not exist */
stay = !findchan(chan);
av[0] = (char *)chan;
if (stay)
{
cs_join((char *)chan);
t = add_timeout(CSInhabit, timeout_leave, 0);
t->data = sstrdup(chan);
}
/* Make sure the mask has an ! in it */
if (!(s = strchr(mask, '!')) || s > strchr(mask, '@'))
{
int len = strlen(mask);
mask = srealloc(mask, len+3);
memmove(mask+2, mask, len+1);
mask[0] = '*';
mask[1] = '!';
}
/* Apparently invites can get around bans, so check for ban first */
if (!chan_has_ban(chan, mask))
{
av[1] = "+b";
av[2] = mask;
send_cmode(MODE_SENDER(s_ChanServ), chan, "+b", mask);
do_cmode(s_ChanServ, 3, av);
}
free(mask);
send_cmd(MODE_SENDER(s_ChanServ), "KICK %s %s :%s", chan, user->nick, reason);
return 1;
}
/*************************************************************************/
/* Tiny helper routine to get K9 out of a channel after it went in. */
static void timeout_leave(Timeout *to)
{
char *chan = to->data;
cs_part(chan);
free(to->data);
}
/*************************************************************************/
/* Check whether a user is permitted to be on a channel. If so, return 0;
* else, kickban the user with an appropriate message (could be either
* KICK or restricted access) and return 1. Note that this is called
* _before_ the user is added to internal channel lists (so do_kick() is
* not called).
*/
int expire_chan_bans(ChannelInfo *ci)
{
AutoKick *akick;
Channel *chan;
struct c_userlist *cu;
struct c_userlist *cu_next;
time_t now = time(NULL);
int i;
int c = 0;
char *av[3];
chan = ci->c;
if (readonly)
return 0;
if (!ci || !chan)
return 0;
av[0] = ci->name;
av[1] = "-b";
for (akick = ci->akick, i = 0; i < ci->akickcount; akick++, i++)
{
if ( akick->in_use && akick->expires ? akick->expires > now : 1 )
continue;
cu = chan->users;
while (cu)
{
cu_next = cu->next;
av[2] = akick->is_nick
? (akick->u.ni->last_usermask)
? akick->u.ni->last_usermask
: ""
: akick->u.mask;
if ( chan_has_ban(ci->name, av[2]) )
{
send_cmode(MODE_SENDER(s_ChanServ), av[0], av[1], av[2]);
do_cmode(s_ChanServ, 3, av);
}
cu = cu_next;
}
c += akick_del(ci->name, NULL, akick);
}
if ( c > 0 )
log("%s: Expiring %d Channel Bans for %s", s_ChanServ, c, ci->name);
return c;
}
/*************************************************************************/
int expire_bans(void)
{
ChannelInfo *ci;
int i = 0;
ci = cs_firstchan();
while (ci)
{
i += expire_chan_bans(ci);
ci = cs_nextchan();
}
return i;
}
/*************************************************************************/
int expire_chan_autoops(ChannelInfo *ci)