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elemental-ircd/src/send.c

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/*
* ircd-ratbox: A slightly useful ircd.
* send.c: Functions for sending messages.
*
* Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
* Copyright (C) 1996-2002 Hybrid Development Team
* Copyright (C) 2002-2005 ircd-ratbox 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
*
*/
#include "stdinc.h"
#include "send.h"
#include "channel.h"
#include "class.h"
#include "client.h"
#include "common.h"
#include "match.h"
#include "ircd.h"
#include "numeric.h"
#include "s_serv.h"
#include "s_conf.h"
#include "s_newconf.h"
#include "logger.h"
#include "hook.h"
#include "monitor.h"
#define LOG_BUFSIZE 2048
/* send the message to the link the target is attached to */
#define send_linebuf(a,b) _send_linebuf((a->from ? a->from : a) ,b)
static void send_queued_write(rb_fde_t *F, void *data);
unsigned long current_serial = 0L;
struct Client *remote_rehash_oper_p;
/* send_linebuf()
*
* inputs - client to send to, linebuf to attach
* outputs -
* side effects - linebuf is attached to client
*/
static int
_send_linebuf(struct Client *to, buf_head_t *linebuf)
{
if(IsMe(to)) {
sendto_realops_snomask(SNO_GENERAL, L_ALL, "Trying to send message to myself!");
return 0;
}
if(!MyConnect(to) || IsIOError(to))
return 0;
if(rb_linebuf_len(&to->localClient->buf_sendq) > get_sendq(to)) {
if(IsServer(to)) {
sendto_realops_snomask(SNO_GENERAL, L_ALL,
"Max SendQ limit exceeded for %s: %u > %lu",
to->name,
rb_linebuf_len(&to->localClient->buf_sendq),
get_sendq(to));
ilog(L_SERVER, "Max SendQ limit exceeded for %s: %u > %lu",
log_client_name(to, SHOW_IP),
rb_linebuf_len(&to->localClient->buf_sendq),
get_sendq(to));
}
dead_link(to, 1);
return -1;
} else {
/* just attach the linebuf to the sendq instead of
* generating a new one
*/
rb_linebuf_attach(&to->localClient->buf_sendq, linebuf);
}
/*
** Update statistics. The following is slightly incorrect
** because it counts messages even if queued, but bytes
** only really sent. Queued bytes get updated in SendQueued.
*/
to->localClient->sendM += 1;
me.localClient->sendM += 1;
if(rb_linebuf_len(&to->localClient->buf_sendq) > 0)
send_queued(to);
return 0;
}
/* send_linebuf_remote()
*
* inputs - client to attach to, sender, linebuf
* outputs -
* side effects - client has linebuf attached
*/
static void
send_linebuf_remote(struct Client *to, struct Client *from, buf_head_t *linebuf)
{
if(to->from)
to = to->from;
/* we assume the caller has already tested for fake direction */
_send_linebuf(to, linebuf);
return;
}
/* send_queued_write()
*
* inputs - fd to have queue sent, client we're sending to
* outputs - contents of queue
* side effects - write is rescheduled if queue isnt emptied
*/
void
send_queued(struct Client *to)
{
int retlen;
#ifdef USE_IODEBUG_HOOKS
hook_data_int hd;
#endif
rb_fde_t *F = to->localClient->F;
if (!F)
return;
/* cant write anything to a dead socket. */
if(IsIOError(to))
return;
/* Something wants us to not send anything currently */
/* if(IsCork(to))
return; */
/* try to flush later when the write event resets this */
if(IsFlush(to))
return;
#ifdef USE_IODEBUG_HOOKS
hd.client = to;
if(to->localClient->buf_sendq.list.head)
hd.arg1 = ((buf_line_t *) to->localClient->buf_sendq.list.head->data)->buf +
to->localClient->buf_sendq.writeofs;
#endif
if(rb_linebuf_len(&to->localClient->buf_sendq)) {
while ((retlen =
rb_linebuf_flush(F, &to->localClient->buf_sendq)) > 0) {
/* We have some data written .. update counters */
#ifdef USE_IODEBUG_HOOKS
hd.arg2 = retlen;
call_hook(h_iosend_id, &hd);
if(to->localClient->buf_sendq.list.head)
hd.arg1 =
((buf_line_t *) to->localClient->buf_sendq.list.head->
data)->buf + to->localClient->buf_sendq.writeofs;
#endif
ClearFlush(to);
to->localClient->sendB += retlen;
me.localClient->sendB += retlen;
if(to->localClient->sendB > 1023) {
to->localClient->sendK += (to->localClient->sendB >> 10);
to->localClient->sendB &= 0x03ff; /* 2^10 = 1024, 3ff = 1023 */
} else if(me.localClient->sendB > 1023) {
me.localClient->sendK += (me.localClient->sendB >> 10);
me.localClient->sendB &= 0x03ff;
}
}
if(retlen == 0 || (retlen < 0 && !rb_ignore_errno(errno))) {
dead_link(to, 0);
return;
}
}
if(rb_linebuf_len(&to->localClient->buf_sendq)) {
SetFlush(to);
rb_setselect(to->localClient->F, RB_SELECT_WRITE,
send_queued_write, to);
} else
ClearFlush(to);
}
void
send_pop_queue(struct Client *to)
{
if(to->from != NULL)
to = to->from;
if(!MyConnect(to) || IsIOError(to))
return;
if(rb_linebuf_len(&to->localClient->buf_sendq) > 0)
send_queued(to);
}
/* send_queued_write()
*
* inputs - fd to have queue sent, client we're sending to
* outputs - contents of queue
* side effects - write is scheduled if queue isnt emptied
*/
static void
send_queued_write(rb_fde_t *F, void *data)
{
struct Client *to = data;
ClearFlush(to);
send_queued(to);
}
/* sendto_one()
*
* inputs - client to send to, va_args
* outputs - client has message put into its queue
* side effects -
*/
void
sendto_one(struct Client *target_p, const char *pattern, ...)
{
va_list args;
buf_head_t linebuf;
/* send remote if to->from non NULL */
if(target_p->from != NULL)
target_p = target_p->from;
if(IsIOError(target_p))
return;
rb_linebuf_newbuf(&linebuf);
va_start(args, pattern);
rb_linebuf_putmsg(&linebuf, pattern, &args, NULL);
va_end(args);
_send_linebuf(target_p, &linebuf);
rb_linebuf_donebuf(&linebuf);
}
/* sendto_one_prefix()
*
* inputs - client to send to, va_args
* outputs - client has message put into its queue
* side effects - source(us)/target is chosen based on TS6 capability
*/
void
sendto_one_prefix(struct Client *target_p, struct Client *source_p,
const char *command, const char *pattern, ...)
{
struct Client *dest_p;
va_list args;
buf_head_t linebuf;
/* send remote if to->from non NULL */
if(target_p->from != NULL)
dest_p = target_p->from;
else
dest_p = target_p;
if(IsIOError(dest_p))
return;
if(IsMe(dest_p)) {
sendto_realops_snomask(SNO_GENERAL, L_ALL, "Trying to send to myself!");
return;
}
rb_linebuf_newbuf(&linebuf);
va_start(args, pattern);
rb_linebuf_putmsg(&linebuf, pattern, &args,
":%s %s %s ",
get_id(source_p, target_p),
command, get_id(target_p, target_p));
va_end(args);
_send_linebuf(dest_p, &linebuf);
rb_linebuf_donebuf(&linebuf);
}
/* sendto_one_notice()
*
* inputs - client to send to, va_args
* outputs - client has a NOTICE put into its queue
* side effects - source(us)/target is chosen based on TS6 capability
*/
void
sendto_one_notice(struct Client *target_p, const char *pattern, ...)
{
struct Client *dest_p;
va_list args;
buf_head_t linebuf;
char *to;
/* send remote if to->from non NULL */
if(target_p->from != NULL)
dest_p = target_p->from;
else
dest_p = target_p;
if(IsIOError(dest_p))
return;
if(IsMe(dest_p)) {
sendto_realops_snomask(SNO_GENERAL, L_ALL, "Trying to send to myself!");
return;
}
rb_linebuf_newbuf(&linebuf);
va_start(args, pattern);
rb_linebuf_putmsg(&linebuf, pattern, &args,
":%s NOTICE %s ",
get_id(&me, target_p), *(to = get_id(target_p, target_p)) != '\0' ? to : "*");
va_end(args);
_send_linebuf(dest_p, &linebuf);
rb_linebuf_donebuf(&linebuf);
}
/* sendto_one_numeric()
*
* inputs - client to send to, va_args
* outputs - client has message put into its queue
* side effects - source/target is chosen based on TS6 capability
*/
void
sendto_one_numeric(struct Client *target_p, int numeric, const char *pattern, ...)
{
struct Client *dest_p;
va_list args;
buf_head_t linebuf;
char *to;
/* send remote if to->from non NULL */
if(target_p->from != NULL)
dest_p = target_p->from;
else
dest_p = target_p;
if(IsIOError(dest_p))
return;
if(IsMe(dest_p)) {
sendto_realops_snomask(SNO_GENERAL, L_ALL, "Trying to send to myself!");
return;
}
rb_linebuf_newbuf(&linebuf);
va_start(args, pattern);
rb_linebuf_putmsg(&linebuf, pattern, &args,
":%s %03d %s ",
get_id(&me, target_p),
numeric, *(to = get_id(target_p, target_p)) != '\0' ? to : "*");
va_end(args);
_send_linebuf(dest_p, &linebuf);
rb_linebuf_donebuf(&linebuf);
}
/*
* sendto_server
*
* inputs - pointer to client to NOT send to
* - caps or'd together which must ALL be present
* - caps or'd together which must ALL NOT be present
* - printf style format string
* - args to format string
* output - NONE
* side effects - Send a message to all connected servers, except the
* client 'one' (if non-NULL), as long as the servers
* support ALL capabs in 'caps', and NO capabs in 'nocaps'.
*
* This function was written in an attempt to merge together the other
* billion sendto_*serv*() functions, which sprung up with capabs, uids etc
* -davidt
*/
void
sendto_server(struct Client *one, struct Channel *chptr, unsigned long caps,
unsigned long nocaps, const char *format, ...)
{
va_list args;
struct Client *target_p;
rb_dlink_node *ptr;
rb_dlink_node *next_ptr;
buf_head_t linebuf;
/* noone to send to.. */
if(rb_dlink_list_length(&serv_list) == 0)
return;
if(chptr != NULL && *chptr->chname != '#')
return;
rb_linebuf_newbuf(&linebuf);
va_start(args, format);
rb_linebuf_putmsg(&linebuf, format, &args, NULL);
va_end(args);
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, serv_list.head) {
target_p = ptr->data;
/* check against 'one' */
if(one != NULL && (target_p == one->from))
continue;
/* check we have required capabs */
if(!IsCapable(target_p, caps))
continue;
/* check we don't have any forbidden capabs */
if(!NotCapable(target_p, nocaps))
continue;
_send_linebuf(target_p, &linebuf);
}
rb_linebuf_donebuf(&linebuf);
}
/* sendto_channel_flags()
*
* inputs - server not to send to, flags needed, source, channel, va_args
* outputs - message is sent to channel members
* side effects -
*/
void
sendto_channel_flags(struct Client *one, int type, struct Client *source_p,
struct Channel *chptr, const char *pattern, ...)
{
static char buf[BUFSIZE];
va_list args;
buf_head_t rb_linebuf_local;
buf_head_t rb_linebuf_id;
struct Client *target_p;
struct membership *msptr;
rb_dlink_node *ptr;
rb_dlink_node *next_ptr;
rb_linebuf_newbuf(&rb_linebuf_local);
rb_linebuf_newbuf(&rb_linebuf_id);
current_serial++;
va_start(args, pattern);
vsnprintf(buf, sizeof(buf), pattern, args);
va_end(args);
if(IsServer(source_p))
rb_linebuf_putmsg(&rb_linebuf_local, NULL, NULL,
":%s %s", source_p->name, buf);
else
rb_linebuf_putmsg(&rb_linebuf_local, NULL, NULL,
":%s!%s@%s %s",
source_p->name, source_p->username,
source_p->host, buf);
rb_linebuf_putmsg(&rb_linebuf_id, NULL, NULL, ":%s %s", use_id(source_p), buf);
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, chptr->members.head) {
msptr = ptr->data;
target_p = msptr->client_p;
if(IsIOError(target_p->from) || target_p->from == one)
continue;
if(type && ((msptr->flags & type) == 0))
continue;
if(IsDeaf(target_p))
continue;
if(!MyClient(target_p)) {
/* if we've got a specific type, target must support
* CHW.. --fl
*/
if(type && NotCapable(target_p->from, CAP_CHW))
continue;
if(target_p->from->serial != current_serial) {
send_linebuf_remote(target_p, source_p, &rb_linebuf_id);
target_p->from->serial = current_serial;
}
} else
_send_linebuf(target_p, &rb_linebuf_local);
}
rb_linebuf_donebuf(&rb_linebuf_local);
rb_linebuf_donebuf(&rb_linebuf_id);
}
/* sendto_channel_flags()
*
* inputs - server not to send to, flags needed, source, channel, va_args
* outputs - message is sent to channel members
* side effects -
*/
void
sendto_channel_opmod(struct Client *one, struct Client *source_p,
struct Channel *chptr, const char *command,
const char *text)
{
buf_head_t rb_linebuf_local;
buf_head_t rb_linebuf_old;
buf_head_t rb_linebuf_new;
struct Client *target_p;
struct membership *msptr;
rb_dlink_node *ptr;
rb_dlink_node *next_ptr;
rb_linebuf_newbuf(&rb_linebuf_local);
rb_linebuf_newbuf(&rb_linebuf_old);
rb_linebuf_newbuf(&rb_linebuf_new);
current_serial++;
if(IsServer(source_p))
rb_linebuf_putmsg(&rb_linebuf_local, NULL, NULL,
":%s %s %s :%s",
source_p->name, command, chptr->chname, text);
else
rb_linebuf_putmsg(&rb_linebuf_local, NULL, NULL,
":%s!%s@%s %s %s :%s",
source_p->name, source_p->username,
source_p->host, command, chptr->chname, text);
if (chptr->mode.mode & MODE_MODERATED)
rb_linebuf_putmsg(&rb_linebuf_old, NULL, NULL,
":%s %s %s :%s",
use_id(source_p), command, chptr->chname, text);
else
rb_linebuf_putmsg(&rb_linebuf_old, NULL, NULL,
":%s NOTICE @%s :<%s:%s> %s",
use_id(source_p->servptr), chptr->chname,
source_p->name, chptr->chname, text);
rb_linebuf_putmsg(&rb_linebuf_new, NULL, NULL,
":%s %s =%s :%s",
use_id(source_p), command, chptr->chname, text);
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, chptr->members.head) {
msptr = ptr->data;
target_p = msptr->client_p;
if(IsIOError(target_p->from) || target_p->from == one)
continue;
if(!is_any_op(msptr))
continue;
if(IsDeaf(target_p))
continue;
if(!MyClient(target_p)) {
/* if we've got a specific type, target must support
* CHW.. --fl
*/
if(NotCapable(target_p->from, CAP_CHW))
continue;
if(target_p->from->serial != current_serial) {
if (IsCapable(target_p->from, CAP_EOPMOD))
send_linebuf_remote(target_p, source_p, &rb_linebuf_new);
else
send_linebuf_remote(target_p, source_p, &rb_linebuf_old);
target_p->from->serial = current_serial;
}
} else
_send_linebuf(target_p, &rb_linebuf_local);
}
rb_linebuf_donebuf(&rb_linebuf_local);
rb_linebuf_donebuf(&rb_linebuf_old);
rb_linebuf_donebuf(&rb_linebuf_new);
}
/* sendto_channel_local()
*
* inputs - flags to send to, channel to send to, va_args
* outputs - message to local channel members
* side effects -
*/
void
sendto_channel_local(int type, struct Channel *chptr, const char *pattern, ...)
{
va_list args;
buf_head_t linebuf;
struct membership *msptr;
struct Client *target_p;
rb_dlink_node *ptr;
rb_dlink_node *next_ptr;
rb_linebuf_newbuf(&linebuf);
va_start(args, pattern);
rb_linebuf_putmsg(&linebuf, pattern, &args, NULL);
va_end(args);
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, chptr->locmembers.head) {
msptr = ptr->data;
target_p = msptr->client_p;
if(IsIOError(target_p))
continue;
if(type == ONLY_OPERS) {
if(!IsOper(target_p))
continue;
} else if(type && ((msptr->flags & type) == 0))
continue;
_send_linebuf(target_p, &linebuf);
}
rb_linebuf_donebuf(&linebuf);
}
/* sendto_channel_local_butone()
*
* inputs - flags to send to, channel to send to, va_args
* - user to ignore when sending
* outputs - message to local channel members
* side effects -
*/
void
sendto_channel_local_butone(struct Client *one, int type, struct Channel *chptr, const char *pattern, ...)
{
va_list args;
buf_head_t linebuf;
struct membership *msptr;
struct Client *target_p;
rb_dlink_node *ptr;
rb_dlink_node *next_ptr;
rb_linebuf_newbuf(&linebuf);
va_start(args, pattern);
rb_linebuf_putmsg(&linebuf, pattern, &args, NULL);
va_end(args);
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, chptr->locmembers.head) {
msptr = ptr->data;
target_p = msptr->client_p;
if(target_p == one)
continue;
if(IsIOError(target_p))
continue;
if(type && ((msptr->flags & type) == 0))
continue;
_send_linebuf(target_p, &linebuf);
}
rb_linebuf_donebuf(&linebuf);
}
/*
* _sendto_channel_local_with_capability_butone()
*
* Shared implementation of sendto_channel_local_with_capability and sendto_channel_local_with_capability_butone
*/
static void
_sendto_channel_local_with_capability_butone(struct Client *one, int type, int caps, int negcaps, struct Channel *chptr,
const char *pattern, va_list * args)
{
buf_head_t linebuf;
struct membership *msptr;
struct Client *target_p;
rb_dlink_node *ptr;
rb_dlink_node *next_ptr;
rb_linebuf_newbuf(&linebuf);
rb_linebuf_putmsg(&linebuf, pattern, args, NULL);
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, chptr->locmembers.head) {
msptr = ptr->data;
target_p = msptr->client_p;
if (target_p == one)
continue;
if(IsIOError(target_p) ||
!IsCapable(target_p, caps) ||
!NotCapable(target_p, negcaps))
continue;
if(type && ((msptr->flags & type) == 0))
continue;
_send_linebuf(target_p, &linebuf);
}
rb_linebuf_donebuf(&linebuf);
}
/* sendto_channel_local_with_capability()
*
* inputs - flags to send to, caps, negate caps, channel to send to, va_args
* outputs - message to local channel members
* side effects -
*/
void
sendto_channel_local_with_capability(int type, int caps, int negcaps, struct Channel *chptr, const char *pattern, ...)
{
va_list args;
va_start(args, pattern);
_sendto_channel_local_with_capability_butone(NULL, type, caps, negcaps, chptr, pattern, &args);
va_end(args);
}
/* sendto_channel_local_with_capability()
*
* inputs - flags to send to, caps, negate caps, channel to send to, va_args
* outputs - message to local channel members
* side effects -
*/
void
sendto_channel_local_with_capability_butone(struct Client *one, int type, int caps, int negcaps, struct Channel *chptr,
const char *pattern, ...)
{
va_list args;
va_start(args, pattern);
_sendto_channel_local_with_capability_butone(one, type, caps, negcaps, chptr, pattern, &args);
va_end(args);
}
/*
* sendto_common_channels_local()
*
* inputs - pointer to client
* - pattern to send
* - capability mask
* output - NONE
* side effects - Sends a message to all people on local server who are
* in same channel with user.
* used by m_nick.c and exit_one_client.
*/
void
sendto_common_channels_local(struct Client *user, int cap, const char *pattern, ...)
{
va_list args;
rb_dlink_node *ptr;
rb_dlink_node *next_ptr;
rb_dlink_node *uptr;
rb_dlink_node *next_uptr;
struct Channel *chptr;
struct Client *target_p;
struct membership *msptr;
struct membership *mscptr;
buf_head_t linebuf;
rb_linebuf_newbuf(&linebuf);
va_start(args, pattern);
rb_linebuf_putmsg(&linebuf, pattern, &args, NULL);
va_end(args);
++current_serial;
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, user->user->channel.head) {
mscptr = ptr->data;
chptr = mscptr->chptr;
RB_DLINK_FOREACH_SAFE(uptr, next_uptr, chptr->locmembers.head) {
msptr = uptr->data;
target_p = msptr->client_p;
if(IsIOError(target_p) ||
target_p->serial == current_serial ||
!IsCapable(target_p, cap))
continue;
target_p->serial = current_serial;
send_linebuf(target_p, &linebuf);
}
}
/* this can happen when the user isnt in any channels, but we still
* need to send them the data, ie a nick change
*/
if(MyConnect(user) && (user->serial != current_serial))
send_linebuf(user, &linebuf);
rb_linebuf_donebuf(&linebuf);
}
/*
* sendto_common_channels_local_butone()
*
* inputs - pointer to client
* - pattern to send
* - capability mask
* output - NONE
* side effects - Sends a message to all people on local server who are
* in same channel with user, except for user itself.
*/
void
sendto_common_channels_local_butone(struct Client *user, int cap, const char *pattern, ...)
{
va_list args;
rb_dlink_node *ptr;
rb_dlink_node *next_ptr;
rb_dlink_node *uptr;
rb_dlink_node *next_uptr;
struct Channel *chptr;
struct Client *target_p;
struct membership *msptr;
struct membership *mscptr;
buf_head_t linebuf;
rb_linebuf_newbuf(&linebuf);
va_start(args, pattern);
rb_linebuf_putmsg(&linebuf, pattern, &args, NULL);
va_end(args);
++current_serial;
/* Skip them -- jilles */
user->serial = current_serial;
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, user->user->channel.head) {
mscptr = ptr->data;
chptr = mscptr->chptr;
RB_DLINK_FOREACH_SAFE(uptr, next_uptr, chptr->locmembers.head) {
msptr = uptr->data;
target_p = msptr->client_p;
if(IsIOError(target_p) ||
target_p->serial == current_serial ||
!IsCapable(target_p, cap))
continue;
target_p->serial = current_serial;
send_linebuf(target_p, &linebuf);
}
}
rb_linebuf_donebuf(&linebuf);
}
/* sendto_match_butone()
*
* inputs - server not to send to, source, mask, type of mask, va_args
* output -
* side effects - message is sent to matching clients
*/
void
sendto_match_butone(struct Client *one, struct Client *source_p,
const char *mask, int what, const char *pattern, ...)
{
static char buf[BUFSIZE];
va_list args;
struct Client *target_p;
rb_dlink_node *ptr;
rb_dlink_node *next_ptr;
buf_head_t rb_linebuf_local;
buf_head_t rb_linebuf_id;
rb_linebuf_newbuf(&rb_linebuf_local);
rb_linebuf_newbuf(&rb_linebuf_id);
va_start(args, pattern);
vsnprintf(buf, sizeof(buf), pattern, args);
va_end(args);
if(IsServer(source_p))
rb_linebuf_putmsg(&rb_linebuf_local, NULL, NULL,
":%s %s", source_p->name, buf);
else
rb_linebuf_putmsg(&rb_linebuf_local, NULL, NULL,
":%s!%s@%s %s",
source_p->name, source_p->username,
source_p->host, buf);
rb_linebuf_putmsg(&rb_linebuf_id, NULL, NULL, ":%s %s", use_id(source_p), buf);
if(what == MATCH_HOST) {
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, lclient_list.head) {
target_p = ptr->data;
if(match(mask, target_p->host))
_send_linebuf(target_p, &rb_linebuf_local);
}
}
/* what = MATCH_SERVER, if it doesnt match us, just send remote */
else if(match(mask, me.name)) {
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, lclient_list.head) {
target_p = ptr->data;
_send_linebuf(target_p, &rb_linebuf_local);
}
}
RB_DLINK_FOREACH(ptr, serv_list.head) {
target_p = ptr->data;
if(target_p == one)
continue;
send_linebuf_remote(target_p, source_p, &rb_linebuf_id);
}
rb_linebuf_donebuf(&rb_linebuf_local);
rb_linebuf_donebuf(&rb_linebuf_id);
}
/* sendto_match_servs()
*
* inputs - source, mask to send to, caps needed, va_args
* outputs -
* side effects - message is sent to matching servers with caps.
*/
void
sendto_match_servs(struct Client *source_p, const char *mask, int cap,
int nocap, const char *pattern, ...)
{
static char buf[BUFSIZE];
va_list args;
rb_dlink_node *ptr;
struct Client *target_p;
buf_head_t rb_linebuf_id;
if(EmptyString(mask))
return;
rb_linebuf_newbuf(&rb_linebuf_id);
va_start(args, pattern);
vsnprintf(buf, sizeof(buf), pattern, args);
va_end(args);
rb_linebuf_putmsg(&rb_linebuf_id, NULL, NULL,
":%s %s", use_id(source_p), buf);
current_serial++;
RB_DLINK_FOREACH(ptr, global_serv_list.head) {
target_p = ptr->data;
/* dont send to ourselves, or back to where it came from.. */
if(IsMe(target_p) || target_p->from == source_p->from)
continue;
if(target_p->from->serial == current_serial)
continue;
if(match(mask, target_p->name)) {
/* if we set the serial here, then we'll never do
* a match() again if !IsCapable()
*/
target_p->from->serial = current_serial;
if(cap && !IsCapable(target_p->from, cap))
continue;
if(nocap && !NotCapable(target_p->from, nocap))
continue;
_send_linebuf(target_p->from, &rb_linebuf_id);
}
}
rb_linebuf_donebuf(&rb_linebuf_id);
}
/* sendto_monitor()
*
* inputs - monitor nick to send to, format, va_args
* outputs - message to local users monitoring the given nick
* side effects -
*/
void
sendto_monitor(struct monitor *monptr, const char *pattern, ...)
{
va_list args;
buf_head_t linebuf;
struct Client *target_p;
rb_dlink_node *ptr;
rb_dlink_node *next_ptr;
rb_linebuf_newbuf(&linebuf);
va_start(args, pattern);
rb_linebuf_putmsg(&linebuf, pattern, &args, NULL);
va_end(args);
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, monptr->users.head) {
target_p = ptr->data;
if(IsIOError(target_p))
continue;
_send_linebuf(target_p, &linebuf);
}
rb_linebuf_donebuf(&linebuf);
}
/* sendto_anywhere()
*
* inputs - target, source, va_args
* outputs -
* side effects - client is sent message with correct prefix.
*/
void
sendto_anywhere(struct Client *target_p, struct Client *source_p,
const char *command, const char *pattern, ...)
{
va_list args;
buf_head_t linebuf;
rb_linebuf_newbuf(&linebuf);
va_start(args, pattern);
if(MyClient(target_p)) {
if(IsServer(source_p))
rb_linebuf_putmsg(&linebuf, pattern, &args, ":%s %s %s ",
source_p->name, command,
target_p->name);
else
rb_linebuf_putmsg(&linebuf, pattern, &args,
":%s!%s@%s %s %s ",
source_p->name, source_p->username,
source_p->host, command,
target_p->name);
} else
rb_linebuf_putmsg(&linebuf, pattern, &args, ":%s %s %s ",
get_id(source_p, target_p), command,
get_id(target_p, target_p));
va_end(args);
if(MyClient(target_p))
_send_linebuf(target_p, &linebuf);
else
send_linebuf_remote(target_p, source_p, &linebuf);
rb_linebuf_donebuf(&linebuf);
}
/* sendto_realops_snomask()
*
* inputs - snomask needed, level (opers/admin), va_args
* output -
* side effects - message is sent to opers with matching snomasks
*/
void
sendto_realops_snomask(int flags, int level, const char *pattern, ...)
{
static char buf[BUFSIZE];
char *snobuf;
struct Client *client_p;
rb_dlink_node *ptr;
rb_dlink_node *next_ptr;
va_list args;
buf_head_t linebuf;
rb_linebuf_newbuf(&linebuf);
/* Be very sure not to do things like "Trying to send to myself"
* L_NETWIDE, otherwise infinite recursion may result! -- jilles */
if (level & L_NETWIDE && ConfigFileEntry.global_snotices) {
/* rather a lot of copying around, oh well -- jilles */
va_start(args, pattern);
vsnprintf(buf, sizeof(buf), pattern, args);
va_end(args);
rb_linebuf_putmsg(&linebuf, pattern, NULL,
":%s NOTICE * :*** Notice -- %s", me.name, buf);
snobuf = construct_snobuf(flags);
if (snobuf[1] != '\0')
sendto_server(NULL, NULL, CAP_ENCAP|CAP_TS6, NOCAPS,
":%s ENCAP * SNOTE %c :%s",
me.id, snobuf[1], buf);
} else if (remote_rehash_oper_p != NULL) {
/* rather a lot of copying around, oh well -- jilles */
va_start(args, pattern);
vsnprintf(buf, sizeof(buf), pattern, args);
va_end(args);
rb_linebuf_putmsg(&linebuf, pattern, NULL,
":%s NOTICE * :*** Notice -- %s", me.name, buf);
sendto_one_notice(remote_rehash_oper_p, ":*** Notice -- %s", buf);
} else {
va_start(args, pattern);
rb_linebuf_putmsg(&linebuf, pattern, &args,
":%s NOTICE * :*** Notice -- ", me.name);
va_end(args);
}
level &= ~L_NETWIDE;
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, local_oper_list.head) {
client_p = ptr->data;
/* If we're sending it to opers and theyre an admin, skip.
* If we're sending it to admins, and theyre not, skip.
*/
if(((level == L_ADMIN) && !IsOperAdmin(client_p)) ||
((level == L_OPER) && IsOperAdmin(client_p)))
continue;
if(client_p->snomask & flags)
_send_linebuf(client_p, &linebuf);
}
rb_linebuf_donebuf(&linebuf);
}
/* sendto_realops_snomask_from()
*
* inputs - snomask needed, level (opers/admin), source server, va_args
* output -
* side effects - message is sent to opers with matching snomask
*/
void
sendto_realops_snomask_from(int flags, int level, struct Client *source_p,
const char *pattern, ...)
{
struct Client *client_p;
rb_dlink_node *ptr;
rb_dlink_node *next_ptr;
va_list args;
buf_head_t linebuf;
rb_linebuf_newbuf(&linebuf);
va_start(args, pattern);
rb_linebuf_putmsg(&linebuf, pattern, &args,
":%s NOTICE * :*** Notice -- ", source_p->name);
va_end(args);
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, local_oper_list.head) {
client_p = ptr->data;
/* If we're sending it to opers and theyre an admin, skip.
* If we're sending it to admins, and theyre not, skip.
*/
if(((level == L_ADMIN) && !IsOperAdmin(client_p)) ||
((level == L_OPER) && IsOperAdmin(client_p)))
continue;
if(client_p->snomask & flags)
_send_linebuf(client_p, &linebuf);
}
rb_linebuf_donebuf(&linebuf);
}
/*
* sendto_wallops_flags
*
* inputs - flag types of messages to show to real opers
* - client sending request
* - var args input message
* output - NONE
* side effects - Send a wallops to local opers
*/
void
sendto_wallops_flags(int flags, struct Client *source_p, const char *pattern, ...)
{
struct Client *client_p;
rb_dlink_node *ptr;
rb_dlink_node *next_ptr;
va_list args;
buf_head_t linebuf;
rb_linebuf_newbuf(&linebuf);
va_start(args, pattern);
if(IsPerson(source_p))
rb_linebuf_putmsg(&linebuf, pattern, &args,
":%s!%s@%s WALLOPS :", source_p->name,
source_p->username, source_p->host);
else
rb_linebuf_putmsg(&linebuf, pattern, &args, ":%s WALLOPS :", source_p->name);
va_end(args);
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, IsPerson(source_p) && flags == UMODE_WALLOP ? lclient_list.head : local_oper_list.head) {
client_p = ptr->data;
if(client_p->umodes & flags)
_send_linebuf(client_p, &linebuf);
}
rb_linebuf_donebuf(&linebuf);
}
/* kill_client()
*
* input - client to send kill to, client to kill, va_args
* output -
* side effects - we issue a kill for the client
*/
void
kill_client(struct Client *target_p, struct Client *diedie, const char *pattern, ...)
{
va_list args;
buf_head_t linebuf;
rb_linebuf_newbuf(&linebuf);
va_start(args, pattern);
rb_linebuf_putmsg(&linebuf, pattern, &args, ":%s KILL %s :",
get_id(&me, target_p), get_id(diedie, target_p));
va_end(args);
send_linebuf(target_p, &linebuf);
rb_linebuf_donebuf(&linebuf);
}
/*
* kill_client_serv_butone
*
* inputs - pointer to client to not send to
* - pointer to client to kill
* output - NONE
* side effects - Send a KILL for the given client
* message to all connected servers
* except the client 'one'. Also deal with
* client being unknown to leaf, as in lazylink...
*/
void
kill_client_serv_butone(struct Client *one, struct Client *target_p, const char *pattern, ...)
{
static char buf[BUFSIZE];
va_list args;
struct Client *client_p;
rb_dlink_node *ptr;
rb_dlink_node *next_ptr;
buf_head_t rb_linebuf_id;
rb_linebuf_newbuf(&rb_linebuf_id);
va_start(args, pattern);
vsnprintf(buf, sizeof(buf), pattern, args);
va_end(args);
rb_linebuf_putmsg(&rb_linebuf_id, NULL, NULL, ":%s KILL %s :%s",
use_id(&me), use_id(target_p), buf);
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, serv_list.head) {
client_p = ptr->data;
/* ok, if the client we're supposed to not send to has an
* ID, then we still want to issue the kill there..
*/
if(one != NULL && (client_p == one->from) &&
(!has_id(client_p) || !has_id(target_p)))
continue;
_send_linebuf(client_p, &rb_linebuf_id);
}
rb_linebuf_donebuf(&rb_linebuf_id);
}
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