* 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_mode.c 1006 2006-03-09 15:32:14Z nenolod $
*/
#include "stdinc.h"
-#include "tools.h"
-#include "balloc.h"
#include "channel.h"
#include "client.h"
#include "hash.h"
-#include "irc_string.h"
+#include "match.h"
#include "ircd.h"
#include "numeric.h"
#include "s_user.h"
#include "s_conf.h"
#include "s_serv.h"
-#include "s_log.h"
+#include "logger.h"
#include "send.h"
#include "msg.h"
#include "parse.h"
#include "modules.h"
#include "packet.h"
-#include "sprintf_irc.h"
#include "s_newconf.h"
-static int m_mode(struct Client *, struct Client *, int, const char **);
-static int ms_mode(struct Client *, struct Client *, int, const char **);
-static int ms_tmode(struct Client *, struct Client *, int, const char **);
-static int ms_bmask(struct Client *, struct Client *, int, const char **);
+static const char mode_desc[] =
+ "Provides the MODE and MLOCK client and server commands, and TS6 server-to-server TMODE and BMASK commands";
+
+static void m_mode(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void ms_mode(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void ms_tmode(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void ms_mlock(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void ms_bmask(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void ms_ebmask(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
struct Message mode_msgtab = {
- "MODE", 0, 0, 0, MFLG_SLOW,
+ "MODE", 0, 0, 0, 0,
{mg_unreg, {m_mode, 2}, {m_mode, 3}, {ms_mode, 3}, mg_ignore, {m_mode, 2}}
};
struct Message tmode_msgtab = {
- "TMODE", 0, 0, 0, MFLG_SLOW,
+ "TMODE", 0, 0, 0, 0,
{mg_ignore, mg_ignore, {ms_tmode, 4}, {ms_tmode, 4}, mg_ignore, mg_ignore}
};
+struct Message mlock_msgtab = {
+ "MLOCK", 0, 0, 0, 0,
+ {mg_ignore, mg_ignore, {ms_mlock, 3}, {ms_mlock, 3}, mg_ignore, mg_ignore}
+};
struct Message bmask_msgtab = {
- "BMASK", 0, 0, 0, MFLG_SLOW,
+ "BMASK", 0, 0, 0, 0,
{mg_ignore, mg_ignore, mg_ignore, {ms_bmask, 5}, mg_ignore, mg_ignore}
};
+struct Message ebmask_msgtab = {
+ "EBMASK", 0, 0, 0, 0,
+ {mg_ignore, mg_ignore, mg_ignore, {ms_ebmask, 5}, mg_ignore, mg_ignore}
+};
-mapi_clist_av1 mode_clist[] = { &mode_msgtab, &tmode_msgtab, &bmask_msgtab, NULL };
+mapi_clist_av1 mode_clist[] = { &mode_msgtab, &tmode_msgtab, &mlock_msgtab, &bmask_msgtab, &ebmask_msgtab, NULL };
-DECLARE_MODULE_AV1(mode, NULL, NULL, mode_clist, NULL, NULL, "$Revision: 1006 $");
+DECLARE_MODULE_AV2(mode, NULL, NULL, mode_clist, NULL, NULL, NULL, NULL, mode_desc);
/*
* m_mode - MODE command handler
- * parv[0] - sender
* parv[1] - channel
*/
-static int
-m_mode(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+static void
+m_mode(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Channel *chptr = NULL;
struct membership *msptr;
{
sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
me.name, source_p->name, "MODE");
- return 0;
+ return;
}
}
{
/* if here, it has to be a non-channel name */
user_mode(client_p, source_p, parc, parv);
- return 0;
+ return;
}
if(!check_channel_name(dest))
{
sendto_one_numeric(source_p, ERR_BADCHANNAME, form_str(ERR_BADCHANNAME), parv[1]);
- return 0;
+ return;
}
chptr = find_channel(dest);
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL,
form_str(ERR_NOSUCHCHANNEL), parv[1]);
- return 0;
+ return;
}
/* Now know the channel exists */
operspy ? channel_modes(chptr, &me) : channel_modes(chptr, source_p));
sendto_one(source_p, form_str(RPL_CREATIONTIME),
- me.name, source_p->name, parv[1], chptr->channelts);
+ me.name, source_p->name, parv[1], (long long)chptr->channelts);
}
else
{
msptr = find_channel_membership(chptr, source_p);
- /* Finish the flood grace period... */
- if(MyClient(source_p) && !IsFloodDone(source_p))
- {
- if(!((parc == 3) && (parv[2][0] == 'b') && (parv[2][1] == '\0')))
- flood_endgrace(source_p);
- }
-
set_channel_mode(client_p, source_p, chptr, msptr, parc - n, parv + n);
}
-
- return 0;
}
-static int
-ms_mode(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+static void
+ms_mode(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Channel *chptr;
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL,
form_str(ERR_NOSUCHCHANNEL), parv[1]);
- return 0;
+ return;
}
set_channel_mode(client_p, source_p, chptr, NULL, parc - 2, parv + 2);
-
- return 0;
}
-static int
-ms_tmode(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+static void
+ms_tmode(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Channel *chptr = NULL;
struct membership *msptr;
if(!IsChanPrefix(parv[2][0]) || !check_channel_name(parv[2]))
{
sendto_one_numeric(source_p, ERR_BADCHANNAME, form_str(ERR_BADCHANNAME), parv[2]);
- return 0;
+ return;
}
chptr = find_channel(parv[2]);
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL,
form_str(ERR_NOSUCHCHANNEL), parv[2]);
- return 0;
+ return;
}
/* TS is higher, drop it. */
if(atol(parv[1]) > chptr->channelts)
- return 0;
+ return;
if(IsServer(source_p))
{
set_channel_mode(client_p, source_p, chptr, msptr, parc - 3, parv + 3);
}
+}
- return 0;
+static void
+ms_mlock(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+{
+ struct Channel *chptr = NULL;
+
+ /* Now, try to find the channel in question */
+ if(!IsChanPrefix(parv[2][0]) || !check_channel_name(parv[2]))
+ {
+ sendto_one_numeric(source_p, ERR_BADCHANNAME, form_str(ERR_BADCHANNAME), parv[2]);
+ return;
+ }
+
+ chptr = find_channel(parv[2]);
+
+ if(chptr == NULL)
+ {
+ sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL,
+ form_str(ERR_NOSUCHCHANNEL), parv[2]);
+ return;
+ }
+
+ /* TS is higher, drop it. */
+ if(atol(parv[1]) > chptr->channelts)
+ return;
+
+ if(IsServer(source_p))
+ set_channel_mlock(client_p, source_p, chptr, parv[3], true);
}
-static int
-ms_bmask(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+static void
+possibly_remove_lower_forward(struct Client *fakesource_p, int mems,
+ struct Channel *chptr, rb_dlink_list *banlist, int mchar,
+ const char *mask, const char *forward)
{
- static char modebuf[BUFSIZE];
+ struct Ban *actualBan;
+ rb_dlink_node *ptr;
+
+ RB_DLINK_FOREACH(ptr, banlist->head)
+ {
+ actualBan = ptr->data;
+ if(!irccmp(actualBan->banstr, mask) &&
+ (actualBan->forward == NULL ||
+ irccmp(actualBan->forward, forward) < 0))
+ {
+ sendto_channel_local(fakesource_p, mems, chptr, ":%s MODE %s -%c %s%s%s",
+ fakesource_p->name,
+ chptr->chname,
+ mchar,
+ actualBan->banstr,
+ actualBan->forward ? "$" : "",
+ actualBan->forward ? actualBan->forward : "");
+ rb_dlinkDelete(&actualBan->node, banlist);
+ free_ban(actualBan);
+ return;
+ }
+ }
+}
+
+static void
+do_bmask(bool extended, struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+{
+ static char output[BUFSIZE];
static char parabuf[BUFSIZE];
+ static char degrade[BUFSIZE];
+ static char squitreason[120];
struct Channel *chptr;
+ struct Ban *banptr;
rb_dlink_list *banlist;
- const char *s;
- char *t;
- char *mbuf;
- char *pbuf;
+ char *s, *mask, *forward, *who;
+ char *output_ptr;
+ char *param_ptr;
+ char *degrade_ptr;
long mode_type;
int mlen;
int plen = 0;
int modecount = 0;
int needcap = NOCAPS;
int mems;
+ time_t when = (long)rb_current_time();
struct Client *fakesource_p;
if(!IsChanPrefix(parv[2][0]) || !check_channel_name(parv[2]))
- return 0;
+ return;
if((chptr = find_channel(parv[2])) == NULL)
- return 0;
+ return;
/* TS is higher, drop it. */
if(atol(parv[1]) > chptr->channelts)
- return 0;
+ return;
switch (parv[3][0])
{
/* maybe we should just blindly propagate this? */
default:
- return 0;
+ return;
}
parabuf[0] = '\0';
fakesource_p = &me;
else
fakesource_p = source_p;
- mlen = rb_sprintf(modebuf, ":%s MODE %s +", fakesource_p->name, chptr->chname);
- mbuf = modebuf + mlen;
- pbuf = parabuf;
+ who = fakesource_p->name;
+
+ mlen = sprintf(output, ":%s MODE %s +", fakesource_p->name, chptr->chname);
+ output_ptr = output + mlen;
+ param_ptr = parabuf;
+ degrade_ptr = degrade;
while(*s == ' ')
s++;
- /* next char isnt a space, point t to the next one */
- if((t = strchr(s, ' ')) != NULL)
- {
- *t++ = '\0';
-
- /* double spaces will break the parser */
- while(*t == ' ')
- t++;
- }
+ s = strtok(s, " ");
- /* couldve skipped spaces and got nothing.. */
while(!EmptyString(s))
{
- /* ban with a leading ':' -- this will break the protocol */
if(*s == ':')
- goto nextban;
+ {
+ /* ban with a leading ':' -- this will break the protocol */
+ sendto_realops_snomask(SNO_GENERAL, L_NETWIDE,
+ "Link %s dropped, invalid BMASK mask (%s)", source_p->name, s);
+ snprintf(squitreason, sizeof squitreason, "Invalid BMASK mask (%s)", s);
+ exit_client(client_p, client_p, client_p, squitreason);
+ return;
+ }
tlen = strlen(s);
if(tlen > MODEBUFLEN)
break;
- if(add_id(fakesource_p, chptr, s, banlist, mode_type))
+ if((forward = strchr(s+1, '$')) != NULL)
+ {
+ *forward++ = '\0';
+ if(*forward == '\0')
+ tlen--, forward = NULL;
+ else
+ possibly_remove_lower_forward(fakesource_p,
+ mems, chptr, banlist,
+ parv[3][0], s, forward);
+ }
+
+ mask = s;
+ if (extended) {
+ when = atol(strtok(NULL, " "));
+ who = strtok(NULL, " ");
+ if (who == NULL)
+ {
+ /* EBMASK params don't divide by 3, so we have an incomplete chunk */
+ sendto_realops_snomask(SNO_GENERAL, L_NETWIDE,
+ "Link %s dropped, invalid EBMASK chunk", source_p->name);
+ snprintf(squitreason, sizeof squitreason, "Invalid EBMASK chunk");
+ exit_client(client_p, client_p, client_p, squitreason);
+ return;
+ }
+
+ arglen = sprintf(degrade_ptr, "%s ", mask);
+ degrade_ptr += arglen;
+ }
+
+ if((banptr = add_id(fakesource_p, chptr, mask, forward, banlist, mode_type)) != NULL)
{
+ banptr->when = when;
+ rb_free(banptr->who);
+ banptr->who = rb_strdup(who);
+
/* this new one wont fit.. */
if(mlen + MAXMODEPARAMS + plen + tlen > BUFSIZE - 5 ||
modecount >= MAXMODEPARAMS)
{
- *mbuf = '\0';
- *(pbuf - 1) = '\0';
- sendto_channel_local(mems, chptr, "%s %s", modebuf, parabuf);
- sendto_server(client_p, chptr, needcap, CAP_TS6,
- "%s %s", modebuf, parabuf);
-
- mbuf = modebuf + mlen;
- pbuf = parabuf;
+ *output_ptr = '\0';
+ *(param_ptr - 1) = '\0';
+ sendto_channel_local(fakesource_p, mems, chptr, "%s %s", output, parabuf);
+
+ output_ptr = output + mlen;
+ param_ptr = parabuf;
plen = modecount = 0;
}
- *mbuf++ = parv[3][0];
- arglen = rb_sprintf(pbuf, "%s ", s);
- pbuf += arglen;
+ if (forward != NULL)
+ forward[-1] = '$';
+
+ *output_ptr++ = parv[3][0];
+ arglen = sprintf(param_ptr, "%s ", mask);
+ param_ptr += arglen;
plen += arglen;
modecount++;
}
- nextban:
- s = t;
-
- if(s != NULL)
- {
- if((t = strchr(s, ' ')) != NULL)
- {
- *t++ = '\0';
-
- while(*t == ' ')
- t++;
- }
- }
+ s = strtok(NULL, " ");
}
if(modecount)
{
- *mbuf = '\0';
- *(pbuf - 1) = '\0';
- sendto_channel_local(mems, chptr, "%s %s", modebuf, parabuf);
- sendto_server(client_p, chptr, needcap, CAP_TS6, "%s %s", modebuf, parabuf);
+ *output_ptr = '\0';
+ *(param_ptr - 1) = '\0';
+ sendto_channel_local(fakesource_p, mems, chptr, "%s %s", output, parabuf);
+ }
+
+ if (extended) {
+ *(degrade_ptr - 1) = '\0';
+ sendto_server(client_p, chptr, CAP_EBMASK | CAP_TS6 | needcap, NOCAPS, ":%s EBMASK %ld %s %s :%s",
+ source_p->id, (long) chptr->channelts, chptr->chname, parv[3], parv[4]);
+ sendto_server(client_p, chptr, CAP_TS6 | needcap, CAP_EBMASK, ":%s BMASK %ld %s %s :%s",
+ source_p->id, (long) chptr->channelts, chptr->chname, parv[3], degrade);
}
+ else
+ sendto_server(client_p, chptr, CAP_TS6 | needcap, NOCAPS, ":%s BMASK %ld %s %s :%s",
+ source_p->id, (long) chptr->channelts, chptr->chname, parv[3], parv[4]);
+}
- sendto_server(client_p, chptr, CAP_TS6 | needcap, NOCAPS, ":%s BMASK %ld %s %s :%s",
- source_p->id, (long) chptr->channelts, chptr->chname, parv[3], parv[4]);
- return 0;
+static void
+ms_bmask(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+{
+ do_bmask(false, msgbuf_p, client_p, source_p, parc, parv);
+}
+static void
+ms_ebmask(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+{
+ do_bmask(true, msgbuf_p, client_p, source_p, parc, parv);
}