#include "s_assert.h"
#include "parse.h"
#include "msgbuf.h"
+#include "packet.h"
/* bitmasks for error returns, so we send once per call */
#define SM_ERR_NOTS 0x00000001 /* No TS on channel */
static struct ChModeChange mode_changes[BUFSIZE];
static int mode_count;
-static int mode_limit;
-static int mode_limit_simple;
static int mask_pos;
static int removed_mask_pos;
/* Should we leave orphaned check here? -- dwr */
if (chmode_table[i].set_func != NULL &&
- chmode_table[i].set_func != chm_nosuch &&
chmode_table[i].set_func != chm_orphaned)
{
*ptr2++ = (char) i;
int c = (unsigned char)c_;
if (chmode_table[c].set_func != NULL &&
- chmode_table[c].set_func != chm_nosuch &&
chmode_table[c].set_func != chm_orphaned)
return 0;
- if (chmode_table[c].set_func == NULL || chmode_table[c].set_func == chm_nosuch)
+ if (chmode_table[c].set_func == NULL)
chmode_table[c].mode_type = find_cflag_slot();
if (chmode_table[c].mode_type == 0)
return 0;
return arg;
}
-/* chm_*()
- *
- * The handlers for each specific mode.
- */
-void
-chm_nosuch(struct Client *source_p, struct Channel *chptr,
- int alevel, const char *arg, int *errors, int dir, char c, long mode_type)
-{
- if(*errors & SM_ERR_UNKNOWN)
- return;
- *errors |= SM_ERR_UNKNOWN;
- sendto_one(source_p, form_str(ERR_UNKNOWNMODE), me.name, source_p->name, c);
-}
-
void
chm_simple(struct Client *source_p, struct Channel *chptr,
int alevel, const char *arg, int *errors, int dir, char c, long mode_type)
if(!allow_mode_change(source_p, chptr, alevel, errors, c))
return;
- if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE))
- return;
-
/* setting + */
if((dir == MODE_ADD) && !(chptr->mode.mode & mode_type))
{
return;
}
- if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE))
- return;
-
/* setting + */
if((dir == MODE_ADD) && !(chptr->mode.mode & mode_type))
{
return;
}
- if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE))
- return;
-
/* setting + */
if((dir == MODE_ADD) && !(chptr->mode.mode & mode_type))
{
break;
default:
- sendto_realops_snomask(SNO_GENERAL, L_ALL, "chm_ban() called with unknown type!");
+ sendto_realops_snomask(SNO_GENERAL, L_NETWIDE, "chm_ban() called with unknown type!");
return;
}
if (!allow_mode_change(source_p, chptr, alevel, errors, c))
return;
-
- if (MyClient(source_p) && (++mode_limit > MAXMODEPARAMS))
- return;
-
/* empty ban, or starts with ':' which messes up s2s, ignore it */
if (EmptyString(arg) || *arg == ':')
return;
return;
}
- if(MyClient(source_p) && (++mode_limit > MAXMODEPARAMS))
- return;
-
if(dir == MODE_ADD)
{
if(targ_p == source_p && mstptr->flags & CHFL_CHANOP)
return;
}
- if(MyClient(source_p) && (++mode_limit > MAXMODEPARAMS))
- return;
-
if(dir == MODE_ADD)
{
mode_changes[mode_count].letter = c;
if (!allow_mode_change(source_p, chptr, alevel, errors, c))
return;
- if (MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE))
- return;
-
if (dir == MODE_ADD)
{
if (EmptyString(arg) || (limit = atoi(arg)) <= 0)
if (!allow_mode_change(source_p, chptr, alevel, errors, c))
return;
- if (MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE))
- return;
-
if (dir == MODE_ADD)
{
if (sscanf(arg, "%d:%d", &joins, ×lice) < 2)
}
#endif
- if (MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE))
- return;
-
if (dir == MODE_ADD)
{
if(EmptyString(arg))
if (!allow_mode_change(source_p, chptr, alevel, errors, c))
return;
- if (MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE))
- return;
-
if (dir == MODE_ADD)
{
key = LOCAL_COPY(arg);
set_channel_mode(struct Client *client_p, struct Client *source_p,
struct Channel *chptr, struct membership *msptr, int parc, const char *parv[])
{
- static char modebuf[BUFSIZE];
+ static char modebuf[BUFSIZE * 2]; /* paranoid case: 2 canonical chars per input char */
static char parabuf[BUFSIZE];
char *mbuf;
char *pbuf;
int cur_len, mlen, paralen, paracount, arglen, len;
int i, j, flags;
int dir = MODE_ADD;
- int access_dir = MODE_QUERY;
+ bool changes = false;
+ bool privileged_query = false;
int parn = 1;
int errors = 0;
int alevel;
char c;
struct Client *fakesource_p;
int flags_list[3] = { ALL_MEMBERS, ONLY_CHANOPS, ONLY_OPERS };
+ int mode_limit = 0;
+ int mode_limit_simple = 0;
mask_pos = 0;
removed_mask_pos = 0;
mode_count = 0;
- mode_limit = 0;
- mode_limit_simple = 0;
/* Hide connecting server on netburst -- jilles */
if (ConfigServerHide.flatten_links && IsServer(source_p) && !has_id(source_p) && !HasSentEob(source_p))
char mode;
};
- static struct modeset modesets[MAXPARA];
+ static struct modeset modesets[MAXMODEPARAMS + MAXMODES_SIMPLE];
struct modeset *ms = modesets, *mend;
+ char canon_op = '\0';
+
+ mbuf = modebuf;
- for (ml = parv[0]; *ml != 0; ml++)
+ for (ml = parv[0]; *ml != 0 && ms - modesets < ARRAY_SIZE(modesets); ml++)
{
c = *ml;
switch (c)
bool use_arg = dir == MODE_ADD ? cm->flags & CHM_ARG_SET :
dir == MODE_DEL ? cm->flags & CHM_ARG_DEL :
false;
- if (cm->set_func == NULL || cm->set_func == chm_nosuch)
+ if (cm->set_func == NULL)
{
sendto_one(source_p, form_str(ERR_UNKNOWNMODE), me.name, source_p->name, c);
return;
* does nothing for a query on a mode with no query. would it be
* good to send an error here?
*/
+ continue;
}
- if (effective_dir != MODE_QUERY && access_dir == MODE_QUERY)
- access_dir = effective_dir;
+ if (MyClient(source_p))
+ {
+ if (use_arg && ++mode_limit > MAXMODEPARAMS)
+ continue;
+ if (!use_arg && ++mode_limit_simple > MAXMODES_SIMPLE)
+ continue;
+ }
+
+ char op = effective_dir == MODE_ADD ? '+' :
+ effective_dir == MODE_DEL ? '-' :
+ '=';
+
+ if (op != canon_op)
+ *mbuf++ = canon_op = op;
+
+ *mbuf++ = c;
+
+ if (effective_dir != MODE_QUERY)
+ changes = true;
+ if (effective_dir == MODE_QUERY && cm->flags & CHM_OPS_QUERY)
+ privileged_query = true;
ms->cm = cm;
ms->dir = effective_dir;
}
}
+ /* this will happen on something like MODE +-=++-.
+ * we'd have caught that with the if !mode_count
+ * later on, but this saves an override notice
+ */
+ if (ms == modesets)
+ return;
+
if (parn < parc)
{
/* XXX we could reject excess params here */
}
+ /* Finish the flood grace period if we were asked to do anything */
+ if (changes && MyClient(source_p) && !IsFloodDone(source_p))
+ {
+ flood_endgrace(source_p);
+ }
+
mend = ms;
- alevel = get_channel_access(source_p, chptr, msptr, access_dir, reconstruct_parv(parc, parv));
+ if (parn > 1)
+ {
+ strcpy(mbuf, " ");
+ rb_strlcat(modebuf, reconstruct_parv(parn - 1, parv + 1), sizeof modebuf);
+ }
+ else
+ {
+ *mbuf = '\0';
+ }
+ int access_dir = privileged_query ? MODE_OP_QUERY :
+ changes ? MODE_ADD :
+ MODE_QUERY;
+ alevel = get_channel_access(source_p, chptr, msptr, access_dir, modebuf);
for (ms = modesets; ms < mend; ms++)
{
- ChannelModeFunc set_func = ms->cm->set_func;
- if (set_func == NULL)
- set_func = chm_nosuch;
+ ChannelModeFunc *set_func = ms->cm->set_func;
set_func(fakesource_p, chptr, alevel, ms->arg, &errors, ms->dir, ms->mode, ms->cm->mode_type);
}
/* bail out if we have nothing to do... */
- if(!mode_count)
+ if (!mode_count)
return;
- if(IsServer(source_p))
+ if (IsServer(source_p))
mlen = sprintf(modebuf, ":%s MODE %s ", fakesource_p->name, chptr->chname);
else
mlen = sprintf(modebuf, ":%s!%s@%s MODE %s ",
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