* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
- *
- * $Id: m_join.c 3494 2007-05-27 13:07:27Z jilles $
*/
#include "stdinc.h"
#include "channel.h"
#include "client.h"
-#include "common.h"
#include "hash.h"
#include "match.h"
#include "ircd.h"
#include "packet.h"
#include "chmode.h"
#include "ratelimit.h"
+#include "s_assert.h"
+
+static const char join_desc[] = "Provides the JOIN and TS6 SJOIN commands to facilitate joining and creating channels";
-static int m_join(struct Client *, struct Client *, int, const char **);
-static int ms_join(struct Client *, struct Client *, int, const char **);
-static int ms_sjoin(struct Client *, struct Client *, int, const char **);
+static void m_join(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void ms_join(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void ms_sjoin(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
static int h_can_create_channel;
static int h_channel_join;
struct Message join_msgtab = {
- "JOIN", 0, 0, 0, MFLG_SLOW,
+ "JOIN", 0, 0, 0, 0,
{mg_unreg, {m_join, 2}, {ms_join, 2}, mg_ignore, mg_ignore, {m_join, 2}}
};
struct Message sjoin_msgtab = {
- "SJOIN", 0, 0, 0, MFLG_SLOW,
+ "SJOIN", 0, 0, 0, 0,
{mg_unreg, mg_ignore, mg_ignore, {ms_sjoin, 4}, mg_ignore, mg_ignore}
};
{ NULL, NULL },
};
-DECLARE_MODULE_AV1(join, NULL, NULL, join_clist, join_hlist, NULL, "$Revision: 3494 $");
+DECLARE_MODULE_AV2(join, NULL, NULL, join_clist, join_hlist, NULL, NULL, NULL, join_desc);
static void do_join_0(struct Client *client_p, struct Client *source_p);
-static int check_channel_name_loc(struct Client *source_p, const char *name);
+static bool check_channel_name_loc(struct Client *source_p, const char *name);
+static void send_join_error(struct Client *source_p, int numeric, const char *name);
static void set_final_mode(struct Mode *mode, struct Mode *oldmode);
static void remove_our_modes(struct Channel *chptr, struct Client *source_p);
{
if (next == NULL)
return NULL;
+
chptr = find_channel(next);
/* Can only forward to existing channels */
if (chptr == NULL)
return NULL;
- /* Already on there, show original error message */
+ /* Already on there... but don't send the original reason for
+ * being unable to join. It isn't their fault they're already
+ * on the channel, and it looks hostile otherwise.
+ * --Elizafox
+ */
if (IsMember(source_p, chptr))
+ {
+ *err = ERR_USERONCHANNEL; /* I'm borrowing this for now. --Elizafox */
return NULL;
+ }
/* Juped. Sending a warning notice would be unfair */
if (hash_find_resv(chptr->chname))
return NULL;
/* Don't forward to +Q channel */
if (chptr->mode.mode & MODE_DISFORWARD)
return NULL;
+
i = can_join(source_p, chptr, key, &next);
if (i == 0)
return chptr;
* parv[1] = channel
* parv[2] = channel password (key)
*/
-static int
-m_join(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+static void
+m_join(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
static char jbuf[BUFSIZE];
struct Channel *chptr = NULL, *chptr2 = NULL;
if(moduledata.approved != 0)
{
-#ifdef XXX_NOTYET
- sendto_one(source_p, form_str(moduledata.approved),
- me.name, source_p->name, name);
-#endif
+ if(moduledata.approved != ERR_CUSTOM)
+ send_join_error(source_p,
+ moduledata.approved,
+ name);
continue;
}
if((rb_dlink_list_length(&source_p->user->channel) >=
(unsigned long) ConfigChannel.max_chans_per_user) &&
- (!IsOper(source_p) ||
+ (!IsExtendChans(source_p) ||
(rb_dlink_list_length(&source_p->user->channel) >=
- (unsigned long) ConfigChannel.max_chans_per_user * 3)))
+ (unsigned long) ConfigChannel.max_chans_per_user_large)))
{
sendto_one(source_p, form_str(ERR_TOOMANYCHANNELS),
me.name, source_p->name, name);
}
/* If check_forward returns NULL, they couldn't join and there wasn't a usable forward channel. */
- if(!(chptr2 = check_forward(source_p, chptr, key, &i)))
+ if((chptr2 = check_forward(source_p, chptr, key, &i)) == NULL)
{
/* might be wrong, but is there any other better location for such?
* see extensions/chm_operonly.c for other comments on this
* -- dwr
*/
-#ifdef XXX_NOTYET
if(i != ERR_CUSTOM)
- sendto_one(source_p, form_str(i), me.name, source_p->name, name);
-#endif
+ send_join_error(source_p, i, name);
continue;
}
else if(chptr != chptr2)
if(flags & CHFL_CHANOP)
{
chptr->channelts = rb_current_time();
- chptr->mode.mode |= MODE_TOPICLIMIT;
- chptr->mode.mode |= MODE_NOPRIVMSGS;
+ chptr->mode.mode |= ConfigChannel.autochanmodes;
modes = channel_modes(chptr, &me);
sendto_channel_local(ONLY_CHANOPS, chptr, ":%s MODE %s %s",
hook_info.key = key;
call_hook(h_channel_join, &hook_info);
}
-
- return 0;
}
/*
* parv[3] = "+", formerly channel modes but now unused
* alternatively, a single "0" parameter parts all channels
*/
-static int
-ms_join(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+static void
+ms_join(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Channel *chptr;
static struct Mode mode;
time_t oldts;
time_t newts;
- int isnew;
- int keep_our_modes = YES;
+ bool isnew;
+ bool keep_our_modes = true;
rb_dlink_node *ptr, *next_ptr;
/* special case for join 0 */
if((parv[1][0] == '0') && (parv[1][1] == '\0') && parc == 2)
{
do_join_0(client_p, source_p);
- return 0;
+ return;
}
if(parc < 4)
- return 0;
+ return;
if(!IsChannelName(parv[2]) || !check_channel_name(parv[2]))
- return 0;
+ return;
/* joins for local channels cant happen. */
if(parv[2][0] == '&')
- return 0;
+ return;
mbuf = modebuf;
mode.key[0] = mode.forward[0] = '\0';
mode.mode = mode.limit = mode.join_num = mode.join_time = 0;
if((chptr = get_or_create_channel(source_p, parv[2], &isnew)) == NULL)
- return 0;
+ return;
newts = atol(parv[1]);
oldts = chptr->channelts;
-#ifdef IGNORE_BOGUS_TS
- if(newts < 800000000)
- {
- sendto_realops_snomask(SNO_DEBUG, L_ALL,
- "*** Bogus TS %ld on %s ignored from %s",
- (long) newts, chptr->chname, client_p->name);
- newts = (oldts == 0) ? oldts : 800000000;
- }
-#else
/* making a channel TS0 */
if(!isnew && !newts && oldts)
{
"Server %s changing TS on %s from %ld to 0",
source_p->name, chptr->chname, (long) oldts);
}
-#endif
if(isnew)
chptr->channelts = newts;
;
else if(newts < oldts)
{
- keep_our_modes = NO;
+ keep_our_modes = false;
chptr->channelts = newts;
}
*modebuf = *parabuf = '\0';
/* since we're dropping our modes, we want to clear the mlock as well. --nenolod */
- set_channel_mlock(client_p, source_p, chptr, NULL, FALSE);
+ set_channel_mlock(client_p, source_p, chptr, NULL, false);
}
if(!IsMember(source_p, chptr))
sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
":%s JOIN %ld %s +",
source_p->id, (long) chptr->channelts, chptr->chname);
- return 0;
}
-static int
-ms_sjoin(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+static void
+ms_sjoin(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
static char buf_uid[BUFSIZE];
static const char empty_modes[] = "0";
static struct Mode mode, *oldmode;
const char *modes;
int args = 0;
- int keep_our_modes = 1;
- int keep_new_modes = 1;
+ bool keep_our_modes = true;
+ bool keep_new_modes = true;
int fl;
- int isnew;
+ bool isnew;
int mlen_uid;
- int len_nick;
int len_uid;
int len;
int joins = 0;
static char empty[] = "";
rb_dlink_node *ptr, *next_ptr;
+ if(parc < 5)
+ return;
+
if(!IsChannelName(parv[2]) || !check_channel_name(parv[2]))
- return 0;
+ return;
/* SJOIN's for local channels can't happen. */
if(*parv[2] == '&')
- return 0;
+ return;
modebuf[0] = parabuf[0] = mode.key[0] = mode.forward[0] = '\0';
pargs = mode.mode = mode.limit = mode.join_num = mode.join_time = 0;
rb_strlcpy(mode.forward, parv[4 + args], sizeof(mode.forward));
args++;
if(parc < 5 + args)
- return 0;
+ return;
break;
case 'j':
sscanf(parv[4 + args], "%d:%d", &joinc, ×lice);
mode.join_num = joinc;
mode.join_time = timeslice;
if(parc < 5 + args)
- return 0;
+ return;
break;
case 'k':
rb_strlcpy(mode.key, parv[4 + args], sizeof(mode.key));
args++;
if(parc < 5 + args)
- return 0;
+ return;
break;
case 'l':
mode.limit = atoi(parv[4 + args]);
args++;
if(parc < 5 + args)
- return 0;
+ return;
break;
default:
if(chmode_flags[(int) *s] != 0)
s = "";
if((chptr = get_or_create_channel(source_p, parv[2], &isnew)) == NULL)
- return 0; /* channel name too long? */
+ return; /* channel name too long? */
oldts = chptr->channelts;
oldmode = &chptr->mode;
-#ifdef IGNORE_BOGUS_TS
- if(newts < 800000000)
- {
- sendto_realops_snomask(SNO_DEBUG, L_ALL,
- "*** Bogus TS %ld on %s ignored from %s",
- (long) newts, chptr->chname, client_p->name);
-
- newts = (oldts == 0) ? oldts : 800000000;
- }
-#else
if(!isnew && !newts && oldts)
{
sendto_channel_local(ALL_MEMBERS, chptr,
"Server %s changing TS on %s from %ld to 0",
source_p->name, chptr->chname, (long) oldts);
}
-#endif
if(isnew)
chptr->channelts = newts;
-
+
else if(newts == 0 || oldts == 0)
chptr->channelts = 0;
else if(newts == oldts)
{
/* Channel was emptied, create a new one */
if((chptr = get_or_create_channel(source_p, parv[2], &isnew)) == NULL)
- return 0; /* oops! */
+ return; /* oops! */
oldmode = &chptr->mode;
}
}
- keep_our_modes = NO;
+ keep_our_modes = false;
chptr->channelts = newts;
}
else
- keep_new_modes = NO;
+ keep_new_modes = false;
if(!keep_new_modes)
mode = *oldmode;
strcpy(chptr->chname, parv[2]);
/* since we're dropping our modes, we want to clear the mlock as well. --nenolod */
- set_channel_mlock(client_p, source_p, chptr, NULL, FALSE);
+ set_channel_mlock(client_p, source_p, chptr, NULL, false);
}
if(*modebuf != '\0')
else
modes = empty_modes;
- mlen_uid = rb_sprintf(buf_uid, ":%s SJOIN %ld %s %s :",
+ mlen_uid = sprintf(buf_uid, ":%s SJOIN %ld %s %s :",
use_id(source_p), (long) chptr->channelts, parv[2], modes);
ptr_uid = buf_uid + mlen_uid;
mbuf = modebuf;
para[0] = para[1] = para[2] = para[3] = empty;
pargs = 0;
- len_nick = len_uid = 0;
+ len_uid = 0;
/* if theres a space, theres going to be more than one nick, change the
* first space to \0, so s is just the first nick, and point p to the
if(fl & CHFL_CHANOP)
{
*ptr_uid++ = '@';
- len_nick++;
len_uid++;
}
if(fl & CHFL_VOICE)
{
*ptr_uid++ = '+';
- len_nick++;
len_uid++;
}
}
/* copy the nick to the two buffers */
- len = rb_sprintf(ptr_uid, "%s ", use_id(target_p));
+ len = sprintf(ptr_uid, "%s ", use_id(target_p));
ptr_uid += len;
len_uid += len;
{
destroy_channel(chptr);
- return 0;
+ return;
}
/* Keep the colon if we're sending an SJOIN without nicks -- jilles */
}
sendto_server(client_p->from, NULL, CAP_TS6, NOCAPS, "%s", buf_uid);
-
- return 0;
}
/*
}
}
-static int
+static bool
check_channel_name_loc(struct Client *source_p, const char *name)
{
const char *p;
s_assert(name != NULL);
if(EmptyString(name))
- return 0;
+ return false;
if(ConfigFileEntry.disable_fake_channels && !IsOper(source_p))
{
for(p = name; *p; ++p)
{
if(!IsChanChar(*p) || IsFakeChanChar(*p))
- return 0;
+ return false;
}
}
else
for(p = name; *p; ++p)
{
if(!IsChanChar(*p))
- return 0;
+ return false;
}
}
{
for(p = name; *p; ++p)
if(*p < 33 || *p > 126)
- return 0;
+ return false;
}
- return 1;
+ return true;
+}
+
+/* send_join_error()
+ *
+ * input - client to send to, reason, channel name
+ * output - none
+ * side effects - error message sent to client
+ */
+static void
+send_join_error(struct Client *source_p, int numeric, const char *name)
+{
+ /* This stuff is necessary because the form_str macro only
+ * accepts constants.
+ */
+ switch (numeric)
+ {
+#define NORMAL_NUMERIC(i) \
+ case i: \
+ sendto_one(source_p, form_str(i), \
+ me.name, source_p->name, name); \
+ break
+
+ NORMAL_NUMERIC(ERR_BANNEDFROMCHAN);
+ NORMAL_NUMERIC(ERR_INVITEONLYCHAN);
+ NORMAL_NUMERIC(ERR_BADCHANNELKEY);
+ NORMAL_NUMERIC(ERR_CHANNELISFULL);
+ NORMAL_NUMERIC(ERR_NEEDREGGEDNICK);
+ NORMAL_NUMERIC(ERR_THROTTLE);
+
+ default:
+ sendto_one_numeric(source_p, numeric,
+ "%s :Cannot join channel", name);
+ break;
+ }
}
static void
dir = MODE_DEL;
}
*mbuf++ = 'k';
- len = rb_sprintf(pbuf, "%s ", oldmode->key);
+ len = sprintf(pbuf, "%s ", oldmode->key);
pbuf += len;
}
if(oldmode->join_num && !mode->join_num)
dir = MODE_ADD;
}
*mbuf++ = 'l';
- len = rb_sprintf(pbuf, "%d ", mode->limit);
+ len = sprintf(pbuf, "%d ", mode->limit);
pbuf += len;
}
if(mode->key[0] && strcmp(oldmode->key, mode->key))
dir = MODE_ADD;
}
*mbuf++ = 'k';
- len = rb_sprintf(pbuf, "%s ", mode->key);
+ len = sprintf(pbuf, "%s ", mode->key);
pbuf += len;
}
if(mode->join_num && (oldmode->join_num != mode->join_num || oldmode->join_time != mode->join_time))
dir = MODE_ADD;
}
*mbuf++ = 'j';
- len = rb_sprintf(pbuf, "%d:%d ", mode->join_num, mode->join_time);
+ len = sprintf(pbuf, "%d:%d ", mode->join_num, mode->join_time);
pbuf += len;
}
if(mode->forward[0] && strcmp(oldmode->forward, mode->forward) &&
dir = MODE_ADD;
}
*mbuf++ = 'f';
- len = rb_sprintf(pbuf, "%s ", mode->forward);
+ len = sprintf(pbuf, "%s ", mode->forward);
pbuf += len;
}
*mbuf = '\0';
* remove_our_modes
*
* inputs -
- * output -
- * side effects -
+ * output -
+ * side effects -
*/
static void
remove_our_modes(struct Channel *chptr, struct Client *source_p)
pbuf = lparabuf;
- cur_len = mlen = rb_sprintf(lmodebuf, ":%s MODE %s -", source_p->name, chptr->chname);
+ cur_len = mlen = sprintf(lmodebuf, ":%s MODE %s -", source_p->name, chptr->chname);
mbuf = lmodebuf + mlen;
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, list->head)
*mbuf++ = c;
cur_len += plen;
if (banptr->forward)
- pbuf += rb_sprintf(pbuf, "%s$%s ", banptr->banstr, banptr->forward);
+ pbuf += sprintf(pbuf, "%s$%s ", banptr->banstr, banptr->forward);
else
- pbuf += rb_sprintf(pbuf, "%s ", banptr->banstr);
+ pbuf += sprintf(pbuf, "%s ", banptr->banstr);
count++;
free_ban(banptr);
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