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channels.c
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channels.c
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/* Channel-handling routines.
*
* Services is copyright (c) 1996-1999 Andy Church.
* E-mail: <[email protected]>
* This program is free but copyrighted software; see the file COPYING for
* details.
*/
/* euskalirc-services-bdd (2011) donostiarra*/
#include "services.h"
#include "pseudo.h"
#define HASH(chan) ((chan)[1] ? ((chan)[1]&31)<<5 | ((chan)[2]&31) : 0)
static Channel *chanlist[1024];
/*************************************************************************/
/* Return statistics. Pointers are assumed to be valid. */
void get_channel_stats(long *nrec, long *memuse)
{
long count = 0, mem = 0;
Channel *chan;
struct c_userlist *cu;
int i, j;
for (i = 0; i < 1024; i++) {
for (chan = chanlist[i]; chan; chan = chan->next) {
count++;
mem += sizeof(*chan);
if (chan->topic)
mem += strlen(chan->topic)+1;
if (chan->key)
mem += strlen(chan->key)+1;
mem += sizeof(char *) * chan->bansize;
for (j = 0; j < chan->bancount; j++) {
if (chan->bans[j])
mem += strlen(chan->bans[j])+1;
}
for (cu = chan->users; cu; cu = cu->next)
mem += sizeof(*cu);
for (cu = chan->chanops; cu; cu = cu->next)
mem += sizeof(*cu);
for (cu = chan->voices; cu; cu = cu->next)
mem += sizeof(*cu);
}
}
*nrec = count;
*memuse = mem;
}
/*************************************************************************/
/* Send the current list of channels to the named user. */
/* CHANMODES=b,k,l,imnpstcrRMCNu */
void send_channel_list(User *user)
{
Channel *c;
char s[16], buf[512], *end;
struct c_userlist *u, *u2;
int isop, isvoice;
#if defined(IRC_UNDERNET_P10)
const char *source = user->numerico;
#else
const char *source = user->nick;
#endif
for (c = firstchan(); c; c = nextchan()) {
snprintf(s, sizeof(s), " %d", c->limit);
privmsg(s_StatServ, source, "%s %lu +%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s %s",
c->name, c->creation_time,
(c->mode&CMODE_I) ? "i" : "",
(c->mode&CMODE_M) ? "m" : "",
(c->mode&CMODE_N) ? "n" : "",
(c->mode&CMODE_P) ? "p" : "",
(c->mode&CMODE_C) ? "C" : "",
(c->mode&CMODE_c) ? "c" : "",
(c->mode&CMODE_n) ? "N" : "",
(c->mode&CMODE_u) ? "u" : "",
(c->mode&CMODE_s) ? "s" : "",
(c->mode&CMODE_T) ? "t" : "",
#if defined (IRC_TERRA) || defined (IRC_HISPANO)
(c->mode&CMODE_r) ? "r" : "",
(c->mode&CMODE_R) ? "R" : "",
#else
"",
"",
#endif
#if defined(IRC_PATCHS_P09)
(c->mode&CMODE_a) ? "a" : "",
(c->mode&CMODE_O) ? "O" : "",
#else
"",
"",
#endif
#if defined(IRC_HISPANO)
(c->mode&CMODE_A) ? "A" : "",
(c->mode&CMODE_S) ? "S" : "",
#else
"",
"",
#endif
(c->limit) ? "l" : "",
(c->key) ? "k" : "",
(c->limit) ? s : "",
(c->key) ? " " : "",
(c->key) ? c->key : "",
c->topic ? c->topic : "");
end = buf;
end += snprintf(end, sizeof(buf)-(end-buf), "%s", c->name);
for (u = c->users; u; u = u->next) {
isop = isvoice = 0;
for (u2 = c->chanops; u2; u2 = u2->next) {
if (u2->user == u->user) {
isop = 1;
break;
}
}
for (u2 = c->voices; u2; u2 = u2->next) {
if (u2->user == u->user) {
isvoice = 1;
break;
}
}
end += snprintf(end, sizeof(buf)-(end-buf),
"12 %s5 %s1%s", isvoice ? "+" : "",
isop ? "@" : "2", u->user->nick);
}
privmsg(s_StatServ, source, buf);
}
}
/* Send list of users on a single channel, taken from strtok(). */
void send_channel_users(User *user)
{
char *chan = strtok(NULL, " ");
Channel *c = chan ? findchan(chan) : NULL;
struct c_userlist *u;
#if defined(IRC_UNDERNET_P10)
const char *source = user->numerico;
#else
const char *source = user->nick;
#endif
if (!c) {
privmsg(s_StatServ, source, "Canal %s no encontrado!",
chan ? chan : "(null)");
return;
}
privmsg(s_StatServ, source, "Canal %s usuarios:", chan);
for (u = c->users; u; u = u->next)
privmsg(s_StatServ, source, "%s", u->user->nick);
privmsg(s_StatServ, source, "Canal %s operadores:", chan);
for (u = c->chanops; u; u = u->next)
privmsg(s_StatServ, source, "%s", u->user->nick);
privmsg(s_StatServ, source, "Canal %s moderadores:", chan);
for (u = c->voices; u; u = u->next)
privmsg(s_StatServ, source, "%s", u->user->nick);
}
void send_helperchan_users(const char *source)
{
/*User *user;*/
char ayu[BUFSIZE];
snprintf(ayu, sizeof(ayu), "#%s", CanalOpers);
/*Channel *c = ayu ? findchan(ayu) : NULL;*/
Channel *c = findchan(ayu);
/*struct c_userlist *u;*/
User *u2 = finduser(source);
NickInfo *ni;
ni = findnick(source);
if (!c) {
canaladmins(s_EuskalIRCServ, "2%s 4 Solicita Soporte y NO Hay HELPERs disponibles",source);
ni->in_ayu &= ~AYU_ENTRA;
ni->in_ayu |= AYU_RECHAZA ;
notice_lang(s_EuskalIRCServ, u2, EUSKALIRC_INDISPONIBLE,source);
} else
{ /*canaladmins(s_StatServ, "2 Entra Usuario %s y SI Hay HELPERs disponibles",source);*/
notice_lang(s_EuskalIRCServ, u2, EUSKALIRC_MENSAJE_ENTRADA,source);
}
}
void send_helpers_aviso(const char *source)
{
User *u = finduser(source);
char ayu[BUFSIZE];
snprintf(ayu, sizeof(ayu), "#%s", CanalAyuda);
/*Channel *c = ayu ? findchan(ayu) : NULL;*/
if (is_services_root(u)) {
privmsg(s_EuskalIRCServ,ayu, "Hola 4%s,BienVenido/a 5Director de Red ",source);
return;
}
else if (is_services_admin(u)) {
privmsg(s_EuskalIRCServ,ayu, "Hola 4%s,BienVenido/a 5Administrador de Red ",source);
return;
}
else if (is_services_cregadmin(u)) {
privmsg(s_EuskalIRCServ,ayu, "Hola 4%s,BienVenido/a 5Co-Administrador de Red ",source);
return;
}
else if (is_services_devel(u)) {
privmsg(s_EuskalIRCServ,ayu, "Hola 4%s,BienVenido/a 5Devel de Red ",source);
return;
}
else if (is_services_oper(u)) {
privmsg(s_EuskalIRCServ,ayu, "Hola 4%s,BienVenido/a 5Operador de Red ",source);
return;
}
}
/*************************************************************************/
/* Return the Channel structure corresponding to the named channel, or NULL
* if the channel was not found. chan is assumed to be non-NULL and valid
* (i.e. pointing to a channel name of 2 or more characters). */
Channel *findchan(const char *chan)
{
Channel *c;
if (debug >= 3)
logeo("debug: findchan(%p)", chan);
c = chanlist[HASH(chan)];
while (c) {
if (stricmp(c->name, chan) == 0)
return c;
c = c->next;
}
if (debug >= 3)
logeo("debug: findchan(%s) -> %p", chan, c);
return NULL;
}
/*************************************************************************/
/* Iterate over all channels in the channel list. Return NULL at end of
* list.
*/
static Channel *current;
static int next_index;
Channel *firstchan(void)
{
next_index = 0;
while (next_index < 1024 && current == NULL)
current = chanlist[next_index++];
if (debug >= 3)
logeo("debug: firstchan() returning %s",
current ? current->name : "NULL (fin de la lista)");
return current;
}
Channel *nextchan(void)
{
if (current)
current = current->next;
if (!current && next_index < 1024) {
while (next_index < 1024 && current == NULL)
current = chanlist[next_index++];
}
if (debug >= 3)
logeo("debug: nextchan() returning %s",
current ? current->name : "NULL (fin de la lista)");
return current;
}
/*************************************************************************/
/*************************************************************************/
/* Add/remove a user to/from a channel, creating or deleting the channel as
* necessary. If creating the channel, restore mode lock and topic as
* necessary. Also check for auto-opping and auto-voicing. */
void chan_adduser(User *user, const char *chan)
{
Channel *c = findchan(chan);
ChannelInfo *ki;
Channel **list;
int newchan = !c;
struct c_userlist *u;
if (newchan) {
if (debug)
logeo("debug: Creando canal %s", chan);
/* Allocate pre-cleared memory */
c = scalloc(sizeof(Channel), 1);
strscpy(c->name, chan, sizeof(c->name));
list = &chanlist[HASH(c->name)];
c->next = *list;
if (*list)
(*list)->prev = c;
*list = c;
c->creation_time = time(NULL);
/* Store ChannelInfo pointer in channel record */
c->ci = cs_findchan(chan);
if (c->ci) {
#if defined(IRC_TERRA)
/* This is a registered channel, ensure it's mode locked +r */
c->ci->mlock_on |= CMODE_r;
c->ci->mlock_off &= ~CMODE_r; /* just to be safe */
#endif
/* Store return pointer in ChannelInfo record */
c->ci->c = c;
}
/* Restaura el modos de candado y topic en canales reg */
check_modes(chan);
restore_topic(chan);
}
#if defined(IRC_PATCHS_CMODES)
if (check_should_owner(user, chan)) {
u = smalloc(sizeof(struct c_userlist));
u->next = c->chanowners;
u->prev = NULL;
if (c->chanowners)
c->chanowners->prev = u;
c->chanowners = u;
u->user = user;
} else
#endif
if (check_should_op(user, chan)) {
u = smalloc(sizeof(struct c_userlist));
u->next = c->chanops;
u->prev = NULL;
if (c->chanops)
c->chanops->prev = u;
c->chanops = u;
u->user = user;
} else if (check_should_voice(user, chan)) {
u = smalloc(sizeof(struct c_userlist));
u->next = c->voices;
u->prev = NULL;
if (c->voices)
c->voices->prev = u;
c->voices = u;
u->user = user;
}
u = smalloc(sizeof(struct c_userlist));
u->next = c->users;
u->prev = NULL;
if (c->users)
c->users->prev = u;
c->users = u;
u->user = user;
c->erab++;
spam_ikusi(c);
canal_autolimit(c,ki,chan);
}
void chan_deluser(User *user, Channel *c)
{
/*ChannelInfo *ki;*/
struct c_userlist *u;
/*ChannelInfo *ci;*/
int i;
for (u = c->users; u && u->user != user; u = u->next)
;
if (!u)
return;
if (u->next)
u->next->prev = u->prev;
if (u->prev)
u->prev->next = u->next;
else
c->users = u->next;
free(u);
#if defined(IRC_PATCHS_CMODES)
for (u = c->chanowners; u && u->user != user; u = u->next)
;
if (u) {
if (u->next)
u->next->prev = u->prev;
if (u->prev)
u->prev->next = u->next;
else
c->chanowners = u->next;
free(u);
}
#endif
for (u = c->chanops; u && u->user != user; u = u->next)
;
if (u) {
if (u->next)
u->next->prev = u->prev;
if (u->prev)
u->prev->next = u->next;
else
c->chanops = u->next;
free(u);
}
for (u = c->voices; u && u->user != user; u = u->next)
;
if (u) {
if (u->next)
u->next->prev = u->prev;
if (u->prev)
u->prev->next = u->next;
else
c->voices = u->next;
free(u);
}
if (!c->users) {
if (debug)
logeo("debug: Borrando canal %s", c->name);
if (c->ci)
c->ci->c = NULL;
if (c->topic)
free(c->topic);
if (c->key)
free(c->key);
for (i = 0; i < c->bancount; ++i) {
if (c->bans[i])
free(c->bans[i]);
else
logeo("Canales: BUG freeing %s: bans[%d] es NULL!", c->name, i);
}
if (c->bansize)
free(c->bans);
if (c->chanops || c->voices)
logeo("Canales: Memory leak freeing %s: %s%s%s %s no es NULL!",
c->name,
c->chanops ? "c->chanops" : "",
c->chanops && c->voices ? " y " : "",
c->voices ? "c->voices" : "",
c->chanops && c->voices ? "son" : "es");
if (c->next)
c->next->prev = c->prev;
if (c->prev)
c->prev->next = c->next;
else
chanlist[HASH(c->name)] = c->next;
spam_ikusi(c);
free(c);
} else {
c->erab--;
spam_ikusi(c);
}
}
/*************************************************************************/
/* Handle a channel CREATE command. */
/*
* Source = Numerico
* av[0] = Canal
* av[1] = Tiempo creacion canal
*
* Ejemplo:
*
* 0AI CREATE #vigo 973551641
*/
#if defined(IRC_UNDERNET_P10)
void do_create(const char *source, int ac, char **av)
{
User *user;
user = finduser(source);
if (debug)
logeo("debug: %s crea el canal %s", user->nick, av[0]);
do_join(user->nick, ac, av);
av[0] = sstrdup(av[0]);
av[1] = sstrdup("+o");
av[2] = sstrdup(user->numerico);
/* Al entrar el tio, le pongo op */
do_cmode(user->nick, 3, av);
free(av[0]);
free(av[1]);
free(av[2]);
}
/*************************************************************************/
/* Handle a channel BURST command. */
/* Codigo copiado del ircu P10 de undernet
*
* source = Numerico del servidor
* av[0] = Canal
* av[1] = Hora de creacion canal
* av[2] = Modos canal
*
* Si tiene modo +k y +l
* av[3] = Key
* av[4] = Limite usuarios
* av[5] = usuarios y los modos
* av[6..] = bans....
*
* Si solo tiene modo +k o +l
* av[3] = key o limite
* av[4] = usuarios y los modos
* av[5..] = bans....
*
* Si no tiene modo +k y +l
* av[3] = usuarios y los modos
* av[4..] = bans....
*
* Ejemplo:
* "E BURST #zoltan 93422742 +ntkli lere 12 EMS,TEJ:o,FWE:ov,JET:v,EJS,JRT :%*!*@jet.es *!*@*.lnst.es"
*/
void do_burst(const char *source, int ac, char **av)
{
char **modes = NULL;
char *ax[3];
int n = 0, first = 1, mod_num = 0;
User *u = NULL;
/* Run over all remaining parameters */
for (n = 2; n < ac; n++) {
switch (av[n][0]) { /* What type is it ¿mode, nicks or bans? */
case '+': /* modes */
{
modes = smalloc(sizeof(char*) * 2);
modes[mod_num++] = sstrdup(av[0]);
modes[mod_num++] = sstrdup(av[n]);
if (strchr(modes[1], 'l')) {
realloc(modes, (sizeof(modes) +sizeof(char *)));
modes[mod_num++] = sstrdup(av[++n]);
}
if (strchr(modes[1], 'k')) {
realloc(modes, (sizeof(modes) +sizeof(char *)));
modes[mod_num++] = sstrdup(av[++n]);
}
break;
}
case '%': /* bans */
{
char *pv, *p = NULL, *ban;
/* Run over all bans */
for (pv = av[n] +1; (ban = strtoken(&p, pv, " ")); pv = NULL)
{
ax[0] = sstrdup(av[0]);
ax[1] = sstrdup("+b");
ax[2] = sstrdup(ban);
/* Como no sabemos quien ha baneado, ponemos que
* ha sido ChanServ :)
*/
do_cmode(s_ChanServ, 3, ax);
/* free(ax);*/
}
break; /* Done bans part */
}
default: /* nicks */
{
char *pv, *p = NULL, *nick, *ptr;
/* Default mode: */
char *default_mode = NULL;
/* Run over all nicks */
for (pv = av[n]; (nick = strtoken(&p, pv, ",")); pv = NULL)
{
if ((ptr = strchr(nick, ':'))) /* New default mode ? */
{
default_mode = NULL;
*ptr = '\0'; /* Fix 'nick' */
u = finduserP10(nick);
/*Calculate new mode change: */
while (*(++ptr)) {
if (*ptr == 'o')
{
if (default_mode)
strcat(default_mode, "o");
else
default_mode = sstrdup("o");
}
else if (*ptr == 'v')
{
if (default_mode)
strcat(default_mode, "v");
else
default_mode = sstrdup("v");
}
else
break;
}
}
else
u = finduserP10(nick);
if (u) {
if (debug)
logeo("Canales: Usuario %s entra al canal %s", u->nick, av[0]);
do_join(u->nick, 1, av);
if (first && mod_num) {
do_cmode(source, mod_num, modes);
// free(modes);
}
if (first)
first = 0;
if (default_mode) {
if (stricmp(default_mode, "ov") == 0) {
ax[0] = sstrdup(av[0]);
ax[1] = sstrdup("o");
ax[2] = sstrdup(u->numerico);
do_cmode(s_ChanServ, 3, ax);
ax[1] = sstrdup("v");
do_cmode(s_ChanServ, 3, ax);
free(ax);
} else {
ax[0] = sstrdup(av[0]);
ax[1] = sstrdup(default_mode);
ax[2] = sstrdup(u->numerico);
/* Como no sabemos quien ha dado los modos,
* ponemos que ha sido ChanServ :)
*/
do_cmode(s_ChanServ, 3, ax);
free(ax);
}
}
} else
logeo("channel: No se encuentra user %s en canal %s", nick, av[0]);
}
} /* <-- Next parameter if any */
} /* Swith de la linea de burst */
} /* Fin del for */
}
#endif /* IRC_UNDERNET_P10 */
/*************************************************************************/
/* Handle a channel MODE command. */
void do_cmode(const char *source, int ac, char **av)
{
Channel *chan;
struct c_userlist *u;
User *user;
char *s, *nick;
int add = 1; /* 1 if adding modes, 0 if deleting */
char *modestr = av[1];
chan = findchan(av[0]);
if (!chan) {
/*log("Canales: MODE %s para canal %s no existente",
merge_args(ac-1, av+1), av[0]);*/
return;
}
/* This shouldn't trigger on +o, etc. */
if (strchr(source, '.') && !modestr[strcspn(modestr, "bov")]) {
if (time(NULL) != chan->server_modetime) {
chan->server_modecount = 0;
chan->server_modetime = time(NULL);
}
chan->server_modecount++;
}
s = modestr;
ac -= 2;
av += 2;
while (*s) {
switch (*s++) {
case '+':
add = 1; break;
case '-':
add = 0; break;
case 'i':
if (add)
chan->mode |= CMODE_I;
else
chan->mode &= ~CMODE_I;
break;
case 'm':
if (add)
chan->mode |= CMODE_M;
else
chan->mode &= ~CMODE_M;
break;
case 'C':
if (add)
chan->mode |= CMODE_C;
else
chan->mode &= ~CMODE_C;
break;
case 'c':
if (add)
chan->mode |= CMODE_c;
else
chan->mode &= ~CMODE_c;
break;
case 'N':
if (add)
chan->mode |= CMODE_n;
else
chan->mode &= ~CMODE_n;
break;
case 'u':
if (add)
chan->mode |= CMODE_u;
else
chan->mode &= ~CMODE_u;
break;
case 'n':
if (add)
chan->mode |= CMODE_N;
else
chan->mode &= ~CMODE_N;
break;
case 'p':
if (add)
chan->mode |= CMODE_P;
else
chan->mode &= ~CMODE_P;
break;
case 's':
if (add)
chan->mode |= CMODE_s;
else
chan->mode &= ~CMODE_s;
break;
case 't':
if (add)
chan->mode |= CMODE_T;
else
chan->mode &= ~CMODE_T;
break;
#if defined(IRC_PATCHS_P09)
case 'a':
if (add)
chan->mode |= CMODE_a;
else
chan->mode &= ~CMODE_a;
break;
case 'O':
if (add)
chan->mode |= CMODE_O;
else
chan->mode &= ~CMODE_O;
break;
#endif
#if defined (IRC_HISPANO) || defined (IRC_TERRA)
/* Soporte para redes con BDD como Hispano, Globalchat o Upworld */
case 'R':
if (add)
chan->mode |= CMODE_R;
else
chan->mode &= ~CMODE_R;
break;
case 'M':
if (add)
chan->mode |= CMODE_m;
else
chan->mode &= ~CMODE_m;
break;
case 'r':
if (add)
chan->mode |= CMODE_r;
else
chan->mode &= ~CMODE_r;
break;
#endif
#if defined(IRC_HISPANO)
/* Soporte para redes con BDD como Hispano, Globalchat o Upworld */
case 'A':
if (add)
chan->mode |= CMODE_A;
else
chan->mode &= ~CMODE_A;
break;
case 'S':
if (add)
chan->mode |= CMODE_S;
else
chan->mode &= ~CMODE_S;
break;
#endif
case 'k':
if (--ac < 0) {
logeo("Canales: MODE %s %s: falta parametro para %ck",
chan->name, modestr, add ? '+' : '-');
break;
}
if (chan->key) {
free(chan->key);
chan->key = NULL;
}
if (add)
chan->key = sstrdup(*av++);
break;
case 'l':
if (add) {
if (--ac < 0) {
logeo("Canales: MODE %s %s: falta parametro para +l",
chan->name, modestr);
break;
}
chan->limit = atoi(*av++);
} else {
chan->limit = 0;
}
break;
case 'b':
if (--ac < 0) {
logeo("Canales: MODE %s %s: falta parametro para %cb",
chan->name, modestr, add ? '+' : '-');
break;
}
if (add) {
if (chan->bancount >= chan->bansize) {
chan->bansize += 8;
chan->bans = srealloc(chan->bans,
sizeof(char *) * chan->bansize);
}
chan->bans[chan->bancount++] = sstrdup(*av++);
} else {
char **s = chan->bans;
int i = 0;
while (i < chan->bancount && strcmp(*s, *av) != 0) {
i++;
s++;
}
if (i < chan->bancount) {
chan->bancount--;
if (i < chan->bancount)
memmove(s, s+1, sizeof(char *) * (chan->bancount-i));
}
av++;
}
break;
case 'o':
if (--ac < 0) {
logeo("Canales: MODE %s %s: falta parametro para %co",
chan->name, modestr, add ? '+' : '-');
break;
}
nick = *av++;
if (add) {
for (u = chan->chanops; u && stricmp(u->user->nick, nick) != 0;
u = u->next)
;
if (u)
break;
#if defined(IRC_UNDERNET_P10)
user = finduserP10(sstrdup(nick));
#else
user = finduser(nick);
#endif
if (!user) {
logeo("Canales: MODE %s +o para usuario inexistente %s",
chan->name, nick);
break;
}
if (debug)
logeo("debug: Setting +o on %s for %s", chan->name, user->nick);
if (!check_valid_op(user, chan->name, !!strchr(source, '.')))
break;
u = smalloc(sizeof(*u));
u->next = chan->chanops;
u->prev = NULL;
if (chan->chanops)
chan->chanops->prev = u;
chan->chanops = u;
u->user = user;
} else {
for (u = chan->chanops; u && stricmp(u->user->nick, nick);
u = u->next)
;
/* Poner aqui leaveops :??? */
if (!u)
break;
if (u->next)
u->next->prev = u->prev;
if (u->prev)
u->prev->next = u->next;
else
chan->chanops = u->next;
free(u);
}
break;
case 'v':
if (--ac < 0) {
logeo("Canales: MODE %s %s: falta parametro para %cv",
chan->name, modestr, add ? '+' : '-');
break;
}
nick = *av++;
if (add) {
for (u = chan->voices; u && stricmp(u->user->nick, nick) != 0;
u = u->next)
;
if (u)
break;
#if defined(IRC_UNDERNET_P10)
user = finduserP10(nick);
#else
user = finduser(nick);
#endif
if (!user) {
logeo("channe: MODE %s +v para usuario inexistente %s",
chan->name, nick);
break;
}
if (debug)
logeo("debug: Setting +v on %s for %s", chan->name, user->nick);
if (!check_valid_voice(user, chan->name, !!strchr(source, '.')))
break;
u = smalloc(sizeof(*u));
u->next = chan->voices;
u->prev = NULL;
if (chan->voices)
chan->voices->prev = u;
chan->voices = u;
u->user = user;
} else {
for (u = chan->voices; u && stricmp(u->user->nick, nick);
u = u->next)
;
if (!u)
break;
if (u->next)
u->next->prev = u->prev;
if (u->prev)
u->prev->next = u->next;
else
chan->voices = u->next;
free(u);
}
break;
} /* switch */
} /* while (*s) */
/* Check modes against ChanServ mode lock */
check_modes(chan->name);
}
/*************************************************************************/
/* Handle a TOPIC command. */
/* En Undernet P9 y P10 el comando topic es asi
*
* source = Nick de kien pone el topic
* av[0] = Canal
* av[1] = Topic
*
* En el resto de ircds
*
* source = ??
* av[0] = Canal
* av[1] = Nick de kien pone el topic
* av[2] = Tiempo ke fue cambiado el topic
* av[3] = Topic
*
* Por este motivo he hecho cambios en do_topic :)
*
* Toni García -Zoltan- 1- Septiembre- 2000
*/
void do_topic(const char *source, int ac, char **av)
{
Channel *c = findchan(av[0]);
if (!c) {