* note: it is guaranteed that parv[0]..parv[parc-1] are all
* non-NULL pointers.
*/
+#include "config.h"
+
#include "handlers.h"
#include "channel.h"
#include "client.h"
#include "hash.h"
#include "ircd.h"
+#include "ircd_features.h"
+#include "ircd_log.h"
#include "ircd_reply.h"
#include "ircd_string.h"
#include "msg.h"
#include "numeric.h"
#include "numnicks.h"
+#include "s_conf.h"
#include "s_debug.h"
#include "s_user.h"
#include "send.h"
-#include <assert.h>
+/* #include <assert.h> -- Now using assert in ircd_log.h */
#include <stdlib.h>
#include <string.h>
-/*
- * m_mode - generic message handler
- */
-int m_mode(struct Client* cptr, struct Client* sptr, int parc, char* parv[])
+int
+m_mode(struct Client *cptr, struct Client *sptr, int parc, char *parv[])
{
- int badop;
- int sendts;
- struct Channel* chptr = 0;
- char modebuf[MODEBUFLEN];
- char parabuf[MODEBUFLEN];
- char nparabuf[MODEBUFLEN];
-
+ struct Channel *chptr = 0;
+ struct ModeBuf mbuf;
+ struct Membership *member;
if (parc < 2)
return need_more_params(sptr, "MODE");
- /*
- * if local user, cleanup channel name, don't allow local channel operations
- * for remote clients
- */
- if (MyUser(sptr))
- clean_channelname(parv[1]);
- else if (IsLocalChannel(parv[1]))
- return 0;
-
- /*
- * try to find the channel
- */
- if ('#' == *parv[1] || '&' == *parv[1])
- chptr = FindChannel(parv[1]);
- if (!chptr)
- return set_user_mode(cptr, sptr, parc, parv);
-
- sptr->flags &= ~FLAGS_TS8;
- /*
- * sending an error wasnt good, lets just send an empty mode reply.. poptix
- */
- if (IsModelessChannel(chptr->chname)) {
- if (IsUser(sptr))
- sendto_one(sptr, rpl_str(RPL_CHANNELMODEIS), me.name, parv[0],
- chptr->chname, "+nt", "");
- return 0;
- }
-
- if (parc < 3) {
- /*
- * no parameters, send channel modes
- */
- *modebuf = *parabuf = '\0';
- modebuf[1] = '\0';
- channel_modes(sptr, modebuf, parabuf, chptr);
- sendto_one(sptr, rpl_str(RPL_CHANNELMODEIS), me.name, parv[0],
- chptr->chname, modebuf, parabuf);
- sendto_one(sptr, rpl_str(RPL_CREATIONTIME), me.name, parv[0],
- chptr->chname, chptr->creationtime);
- return 0;
- }
-
- LocalChanOperMode = 0;
+ if (!IsChannelName(parv[1]) || !(chptr = FindChannel(parv[1])))
+ {
+ struct Client *acptr;
- if (!(sendts = set_mode(cptr, sptr, chptr, parc - 2, parv + 2,
- modebuf, parabuf, nparabuf, &badop))) {
- sendto_one(sptr, err_str(find_channel_member(sptr, chptr) ? ERR_CHANOPRIVSNEEDED :
- ERR_NOTONCHANNEL), me.name, parv[0], chptr->chname);
- return 0;
- }
-
- if (badop >= 2)
- send_hack_notice(cptr, sptr, parc, parv, badop, 1);
-
- if (strlen(modebuf) > 1 || sendts > 0) {
- if (badop != 2 && strlen(modebuf) > 1) {
-#ifdef OPER_MODE_LCHAN
- if (LocalChanOperMode) {
- sendto_channel_butserv(chptr, &me, ":%s MODE %s %s %s",
- me.name, chptr->chname, modebuf, parabuf);
- sendto_op_mask(SNO_HACK4,"OPER MODE: %s MODE %s %s %s",
- sptr->name, chptr->chname, modebuf, parabuf);
- }
- else
-#endif
- sendto_channel_butserv(chptr, sptr, ":%s MODE %s %s %s",
- parv[0], chptr->chname, modebuf, parabuf);
- }
- if (IsLocalChannel(chptr->chname))
+ acptr = FindUser(parv[1]);
+ if (!acptr)
+ {
+ send_reply(sptr, ERR_NOSUCHCHANNEL, parv[1]);
return 0;
- /* We send a creationtime of 0, to mark it as a hack --Run */
- if (IsServer(sptr) && (badop == 2 || sendts > 0)) {
- if (*modebuf == '\0')
- strcpy(modebuf, "+");
- if (badop != 2) {
- sendto_highprot_butone(cptr, 10, "%s " TOK_MODE " %s %s %s " TIME_T_FMT,
- NumServ(sptr), chptr->chname, modebuf, nparabuf,
- (badop == 4) ? (time_t) 0 : chptr->creationtime);
- }
}
- else {
- if (IsServer(sptr))
- sendto_highprot_butone(cptr, 10, "%s " TOK_MODE " %s %s %s",
- NumServ(sptr), chptr->chname, modebuf, nparabuf);
- else
- sendto_highprot_butone(cptr, 10, "%s%s " TOK_MODE " %s %s %s",
- NumNick(sptr), chptr->chname, modebuf, nparabuf);
+ else if (sptr != acptr)
+ {
+ send_reply(sptr, ERR_USERSDONTMATCH);
+ return 0;
}
+ return set_user_mode(cptr, sptr, parc, parv, ALLOWMODES_ANY);
}
- return 0;
-}
-
-/*
- * ms_mode - server message handler
- */
-int ms_mode(struct Client* cptr, struct Client* sptr, int parc, char* parv[])
-{
- int badop;
- int sendts;
- struct Channel* chptr = 0;
- char modebuf[MODEBUFLEN];
- char parabuf[MODEBUFLEN];
- char nparabuf[MODEBUFLEN];
-
- if (parc < 2)
- return need_more_params(sptr, "MODE");
-
- /*
- * if local user, cleanup channel name, don't allow local channel operations
- * for remote clients
- */
- if (MyUser(sptr))
- clean_channelname(parv[1]);
- else if (IsLocalChannel(parv[1]))
- return 0;
- /*
- * try to find the channel
- */
- if ('#' == *parv[1] || '&' == *parv[1])
- chptr = FindChannel(parv[1]);
- if (!chptr)
- return set_user_mode(cptr, sptr, parc, parv);
+ ClrFlag(sptr, FLAG_TS8);
- sptr->flags &= ~FLAGS_TS8;
- /*
- * sending an error wasnt good, lets just send an empty mode reply.. poptix
- */
- if (IsModelessChannel(chptr->chname)) {
- if (IsUser(sptr))
- sendto_one(sptr, rpl_str(RPL_CHANNELMODEIS), me.name, parv[0],
- chptr->chname, "+nt", "");
- return 0;
- }
+ member = find_member_link(chptr, sptr);
if (parc < 3) {
- /*
- * no parameters, send channel modes
- */
+ char modebuf[MODEBUFLEN];
+ char parabuf[MODEBUFLEN];
+
*modebuf = *parabuf = '\0';
modebuf[1] = '\0';
- channel_modes(sptr, modebuf, parabuf, chptr);
- sendto_one(sptr, rpl_str(RPL_CHANNELMODEIS), me.name, parv[0],
- chptr->chname, modebuf, parabuf);
- sendto_one(sptr, rpl_str(RPL_CREATIONTIME), me.name, parv[0],
- chptr->chname, chptr->creationtime);
+ channel_modes(sptr, modebuf, parabuf, sizeof(parabuf), chptr, member);
+ send_reply(sptr, RPL_CHANNELMODEIS, chptr->chname, modebuf, parabuf);
+ send_reply(sptr, RPL_CREATIONTIME, chptr->chname, chptr->creationtime);
return 0;
}
- LocalChanOperMode = 0;
-
- if (!(sendts = set_mode(cptr, sptr, chptr, parc - 2, parv + 2,
- modebuf, parabuf, nparabuf, &badop))) {
- sendto_one(sptr, err_str(find_channel_member(sptr, chptr) ? ERR_CHANOPRIVSNEEDED :
- ERR_NOTONCHANNEL), me.name, parv[0], chptr->chname);
+ if (!member || !IsChanOp(member)) {
+ if (IsLocalChannel(chptr->chname) && HasPriv(sptr, PRIV_MODE_LCHAN)) {
+ modebuf_init(&mbuf, sptr, cptr, chptr,
+ (MODEBUF_DEST_CHANNEL | /* Send mode to channel */
+ MODEBUF_DEST_HACK4)); /* Send HACK(4) notice */
+ mode_parse(&mbuf, cptr, sptr, chptr, parc - 2, parv + 2,
+ (MODE_PARSE_SET | /* Set the mode */
+ MODE_PARSE_FORCE), /* Force it to take */
+ member);
+ return modebuf_flush(&mbuf);
+ } else
+ mode_parse(0, cptr, sptr, chptr, parc - 2, parv + 2,
+ (member ? MODE_PARSE_NOTOPER : MODE_PARSE_NOTMEMBER), member);
return 0;
}
- if (badop >= 2)
- send_hack_notice(cptr, sptr, parc, parv, badop, 1);
-
- if (strlen(modebuf) > 1 || sendts > 0) {
- if (badop != 2 && strlen(modebuf) > 1) {
-#ifdef OPER_MODE_LCHAN
- if (LocalChanOperMode) {
- sendto_channel_butserv(chptr, &me, ":%s MODE %s %s %s",
- me.name, chptr->chname, modebuf, parabuf);
- sendto_op_mask(SNO_HACK4,"OPER MODE: %s MODE %s %s %s",
- me.name, chptr->chname, modebuf, parabuf);
- }
- else
-#endif
- sendto_channel_butserv(chptr, sptr, ":%s MODE %s %s %s",
- parv[0], chptr->chname, modebuf, parabuf);
- }
- if (IsLocalChannel(chptr->chname))
- return 0;
- /* We send a creationtime of 0, to mark it as a hack --Run */
- if (IsServer(sptr) && (badop == 2 || sendts > 0)) {
- if (*modebuf == '\0')
- strcpy(modebuf, "+");
- if (badop != 2) {
- sendto_highprot_butone(cptr, 10, "%s " TOK_MODE " %s %s %s " TIME_T_FMT,
- NumServ(sptr), chptr->chname, modebuf, nparabuf,
- (badop == 4) ? (time_t) 0 : chptr->creationtime);
- }
- }
- else {
- if (IsServer(sptr))
- sendto_highprot_butone(cptr, 10, "%s " TOK_MODE " %s %s %s",
- NumServ(sptr), chptr->chname, modebuf, nparabuf);
- else
- sendto_highprot_butone(cptr, 10, "%s%s " TOK_MODE " %s %s %s",
- NumNick(sptr), chptr->chname, modebuf, nparabuf);
- }
- }
- return 0;
+ modebuf_init(&mbuf, sptr, cptr, chptr,
+ (MODEBUF_DEST_CHANNEL | /* Send mode to channel */
+ MODEBUF_DEST_SERVER)); /* Send mode to servers */
+ mode_parse(&mbuf, cptr, sptr, chptr, parc - 2, parv + 2, MODE_PARSE_SET, member);
+ return modebuf_flush(&mbuf);
}
-#if 0
-/*
- * m_mode
- * parv[0] - sender
- * parv[1] - channel
- */
-int m_mode(struct Client *cptr, struct Client *sptr, int parc, char *parv[])
+int
+ms_mode(struct Client *cptr, struct Client *sptr, int parc, char *parv[])
{
- int badop;
- int sendts;
- struct Channel* chptr = 0;
+ struct Channel *chptr = 0;
+ struct ModeBuf mbuf;
+ struct Membership *member;
- if (parc < 2)
+ if (parc < 3)
return need_more_params(sptr, "MODE");
- /*
- * if local user, cleanup channel name, don't allow local channel operations
- * for remote clients
- */
- if (MyUser(sptr))
- clean_channelname(parv[1]);
- else if (IsLocalChannel(parv[1]))
- return 0;
-
- /*
- * try to find the channel
- */
- if ('#' == *parv[1] || '&' == *parv[1])
- chptr = FindChannel(parv[1]);
- if (!chptr)
- return set_user_mode(cptr, sptr, parc, parv);
-
- sptr->flags &= ~FLAGS_TS8;
- /*
- * sending an error wasnt good, lets just send an empty mode reply.. poptix
- */
- if (IsModelessChannel(chptr->chname)) {
- if (IsUser(sptr))
- sendto_one(sptr, rpl_str(RPL_CHANNELMODEIS), me.name, parv[0],
- chptr->chname, "+nt", "");
+ if (IsLocalChannel(parv[1]))
return 0;
- }
-
- if (parc < 3) {
- /*
- * no parameters, send channel modes
- */
- *modebuf = *parabuf = '\0';
- modebuf[1] = '\0';
- channel_modes(sptr, modebuf, parabuf, chptr);
- sendto_one(sptr, rpl_str(RPL_CHANNELMODEIS), me.name, parv[0],
- chptr->chname, modebuf, parabuf);
- sendto_one(sptr, rpl_str(RPL_CREATIONTIME), me.name, parv[0],
- chptr->chname, chptr->creationtime);
- return 0;
- }
-
- LocalChanOperMode = 0;
- if (!(sendts = set_mode(cptr, sptr, chptr, parc - 2, parv + 2,
- modebuf, parabuf, nparabuf, &badop))) {
- sendto_one(sptr, err_str(find_channel_member(sptr, chptr) ? ERR_CHANOPRIVSNEEDED :
- ERR_NOTONCHANNEL), me.name, parv[0], chptr->chname);
- return 0;
- }
+ if (!(chptr = FindChannel(parv[1])))
+ {
+ struct Client *acptr;
- if (badop >= 2)
- send_hack_notice(cptr, sptr, parc, parv, badop, 1);
-
- if (strlen(modebuf) > 1 || sendts > 0) {
- if (badop != 2 && strlen(modebuf) > 1) {
-#ifdef OPER_MODE_LCHAN
- if (LocalChanOperMode) {
- sendto_channel_butserv(chptr, &me, ":%s MODE %s %s %s",
- me.name, chptr->chname, modebuf, parabuf);
- sendto_op_mask(SNO_HACK4,"OPER MODE: %s MODE %s %s %s",
- me.name, chptr->chname, modebuf, parabuf);
- }
- else
-#endif
- sendto_channel_butserv(chptr, sptr, ":%s MODE %s %s %s",
- parv[0], chptr->chname, modebuf, parabuf);
+ acptr = FindUser(parv[1]);
+ if (!acptr)
+ {
+ return 0;
}
- if (IsLocalChannel(chptr->chname))
+ else if (sptr != acptr)
+ {
+ sendwallto_group_butone(&me, WALL_WALLOPS, 0,
+ "MODE for User %s from %s!%s", parv[1],
+ cli_name(cptr), cli_name(sptr));
return 0;
- /* We send a creationtime of 0, to mark it as a hack --Run */
- if (IsServer(sptr) && (badop == 2 || sendts > 0)) {
- if (*modebuf == '\0')
- strcpy(modebuf, "+");
- if (badop != 2) {
- sendto_highprot_butone(cptr, 10, "%s " TOK_MODE " %s %s %s " TIME_T_FMT,
- NumServ(sptr), chptr->chname, modebuf, nparabuf,
- (badop == 4) ? (time_t) 0 : chptr->creationtime);
- }
}
- else {
- if (IsServer(sptr))
- sendto_highprot_butone(cptr, 10, "%s " TOK_MODE " %s %s %s",
- NumServ(sptr), chptr->chname, modebuf, nparabuf);
- else
- sendto_highprot_butone(cptr, 10, "%s%s " TOK_MODE " %s %s %s",
- NumNick(sptr), chptr->chname, modebuf, nparabuf);
+ return set_user_mode(cptr, sptr, parc, parv, ALLOWMODES_ANY);
+ }
+
+ ClrFlag(sptr, FLAG_TS8);
+
+ if (IsServer(sptr)) {
+ if (find_conf_byhost(cli_confs(cptr), cli_name(sptr), CONF_UWORLD))
+ modebuf_init(&mbuf, sptr, cptr, chptr,
+ (MODEBUF_DEST_CHANNEL | /* Send mode to clients */
+ MODEBUF_DEST_SERVER | /* Send mode to servers */
+ MODEBUF_DEST_HACK4)); /* Send a HACK(4) message */
+ else if (!feature_bool(FEAT_OPLEVELS))
+ modebuf_init(&mbuf, sptr, cptr, chptr,
+ (MODEBUF_DEST_CHANNEL | /* Send mode to clients */
+ MODEBUF_DEST_SERVER | /* Send mode to servers */
+ MODEBUF_DEST_HACK3)); /* Send a HACK(3) message */
+ else
+ /* Servers need to be able to op people who join using the Apass
+ * or upass, as well as people joining a zannel, therefore we do
+ * not generate HACK3 when oplevels are on. */
+ modebuf_init(&mbuf, sptr, cptr, chptr,
+ (MODEBUF_DEST_CHANNEL | /* Send mode to clients */
+ MODEBUF_DEST_SERVER)); /* Send mode to servers */
+
+ mode_parse(&mbuf, cptr, sptr, chptr, parc - 2, parv + 2,
+ (MODE_PARSE_SET | /* Set the mode */
+ MODE_PARSE_STRICT | /* Interpret it strictly */
+ MODE_PARSE_FORCE), /* And force it to be accepted */
+ NULL);
+ } else {
+ if (!(member = find_member_link(chptr, sptr)) || !IsChanOp(member)) {
+ modebuf_init(&mbuf, sptr, cptr, chptr,
+ (MODEBUF_DEST_SERVER | /* Send mode to server */
+ MODEBUF_DEST_HACK2 | /* Send a HACK(2) message */
+ MODEBUF_DEST_DEOP | /* Deop the source */
+ MODEBUF_DEST_BOUNCE)); /* And bounce the MODE */
+ mode_parse(&mbuf, cptr, sptr, chptr, parc - 2, parv + 2,
+ (MODE_PARSE_STRICT | /* Interpret it strictly */
+ MODE_PARSE_BOUNCE), /* And bounce the MODE */
+ member);
+ } else {
+ modebuf_init(&mbuf, sptr, cptr, chptr,
+ (MODEBUF_DEST_CHANNEL | /* Send mode to clients */
+ MODEBUF_DEST_SERVER)); /* Send mode to servers */
+ mode_parse(&mbuf, cptr, sptr, chptr, parc - 2, parv + 2,
+ (MODE_PARSE_SET | /* Set the mode */
+ MODE_PARSE_STRICT | /* Interpret it strictly */
+ MODE_PARSE_FORCE), /* And force it to be accepted */
+ member);
}
}
- return 0;
-}
-#endif /* 0 */
+ return modebuf_flush(&mbuf);
+}