]> jfr.im git - solanum.git/blobdiff - src/chmode.c
chmode: Remove chm_regonly, a vestige from ratbox which doesn't apply to native chary...
[solanum.git] / src / chmode.c
index 9fca471762d263b91b84250dcc966794ada54af1..559ba7b52218519b421466178a1ed6d880702dcd 100644 (file)
@@ -31,8 +31,7 @@
 #include "common.h"
 #include "hash.h"
 #include "hook.h"
-#include "irc_string.h"
-#include "sprintf_irc.h"
+#include "match.h"
 #include "ircd.h"
 #include "numeric.h"
 #include "s_serv.h"            /* captab */
 #define SM_ERR_NOPRIVS          0x00000400
 #define SM_ERR_RPL_Q            0x00000800
 #define SM_ERR_RPL_F            0x00001000
+#define SM_ERR_MLOCK            0x00002000
 
-void set_channel_mode(struct Client *, struct Client *,
-                    struct Channel *, struct membership *, int, const char **);
-
-int add_id(struct Client *source_p, struct Channel *chptr,
-                 const char *banid, rb_dlink_list * list, long mode_type);
+#define MAXMODES_SIMPLE 46 /* a-zA-Z except bqeIov */
 
 static struct ChModeChange mode_changes[BUFSIZE];
 static int mode_count;
 static int mode_limit;
+static int mode_limit_simple;
 static int mask_pos;
 
-int
+char cflagsbuf[256];
+char cflagsmyinfo[256];
+
+int chmode_flags[256];
+
+/* OPTIMIZE ME! -- dwr */
+void
+construct_cflags_strings(void)
+{
+       int i;
+        char *ptr = cflagsbuf;
+       char *ptr2 = cflagsmyinfo;
+        
+        *ptr = '\0';
+       *ptr2 = '\0';
+
+       for(i = 0; i < 256; i++)
+       {
+               if( !(chmode_table[i].set_func == chm_ban) && 
+                       !(chmode_table[i].set_func == chm_forward) &&
+                       !(chmode_table[i].set_func == chm_throttle) &&
+                        !(chmode_table[i].set_func == chm_key) &&
+                        !(chmode_table[i].set_func == chm_limit) &&
+                        !(chmode_table[i].set_func == chm_op) &&
+                        !(chmode_table[i].set_func == chm_voice))
+               {
+                       chmode_flags[i] = chmode_table[i].mode_type;
+               }
+               else
+               {
+                       chmode_flags[i] = 0;
+               }
+                
+               switch (chmode_flags[i])
+               {
+                   case MODE_EXLIMIT:
+                   case MODE_DISFORWARD:
+                       if(ConfigChannel.use_forward)
+                       {
+                           *ptr++ = (char) i;
+                       }
+                       
+                       break;
+                   case MODE_REGONLY:
+                       if(rb_dlink_list_length(&service_list))
+                       {
+                           *ptr++ = (char) i;
+                       }
+
+                       break;
+                   default:
+                       if(chmode_flags[i] != 0)
+                       {
+                           *ptr++ = (char) i;
+                       }
+               }
+               
+               /* Should we leave orphaned check here? -- dwr */
+               if(!(chmode_table[i].set_func == chm_nosuch) && !(chmode_table[i].set_func == chm_orphaned))
+               {
+                   *ptr2++ = (char) i;
+               }
+       }
+        
+        *ptr++ = '\0';
+       *ptr2++ = '\0';
+}
+
+/*
+ * find_umode_slot
+ *
+ * inputs       - NONE
+ * outputs      - an available cflag bitmask or
+ *                0 if no cflags are available
+ * side effects - NONE
+ */
+static unsigned int
+find_cflag_slot(void)
+{
+       unsigned int all_cflags = 0, my_cflag = 0, i;
+
+       for (i = 0; i < 256; i++)
+               all_cflags |= chmode_flags[i];
+
+       for (my_cflag = 1; my_cflag && (all_cflags & my_cflag);
+               my_cflag <<= 1);
+
+       return my_cflag;
+}
+
+unsigned int
+cflag_add(char c_, ChannelModeFunc function)
+{
+       int c = (unsigned char)c_;
+
+       if (chmode_table[c].set_func != chm_nosuch &&
+                       chmode_table[c].set_func != chm_orphaned)
+               return 0;
+
+       if (chmode_table[c].set_func == chm_nosuch)
+               chmode_table[c].mode_type = find_cflag_slot();
+       if (chmode_table[c].mode_type == 0)
+               return 0;
+       chmode_table[c].set_func = function;
+       construct_cflags_strings();
+       return chmode_table[c].mode_type;
+}
+
+void
+cflag_orphan(char c_)
+{
+       int c = (unsigned char)c_;
+
+       s_assert(chmode_flags[c] != 0);
+       chmode_table[c].set_func = chm_orphaned;
+       construct_cflags_strings();
+}
+
+static int
 get_channel_access(struct Client *source_p, struct membership *msptr)
 {
        if(!MyClient(source_p) || is_chanop(msptr))
@@ -278,7 +393,7 @@ pretty_mask(const char *idmask)
                if(*t != '\0')
                        user = t;
        }
-       else if(strchr(mask, '.') != NULL || strchr(mask, ':') != NULL)
+       else if(strchr(mask, '.') != NULL || strchr(mask, ':') != NULL || strchr(mask, '/') != NULL)
        {
                if(*mask != '\0')
                        host = mask;
@@ -398,8 +513,7 @@ chm_simple(struct Client *source_p, struct Channel *chptr,
                return;
        }
 
-       /* +ntspmaikl == 9 + MAXMODEPARAMS (4 * +o) */
-       if(MyClient(source_p) && (++mode_limit > (9 + MAXMODEPARAMS)))
+       if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE))
                return;
 
        /* setting + */
@@ -434,6 +548,40 @@ chm_simple(struct Client *source_p, struct Channel *chptr,
        }
 }
 
+void
+chm_orphaned(struct Client *source_p, struct Channel *chptr,
+          int alevel, int parc, int *parn,
+          const char **parv, int *errors, int dir, char c, long mode_type)
+{
+       if(MyClient(source_p))
+               return;
+        
+       if((dir == MODE_ADD) && !(chptr->mode.mode & mode_type))
+       {
+               chptr->mode.mode |= mode_type;
+
+               mode_changes[mode_count].letter = c;
+               mode_changes[mode_count].dir = MODE_ADD;
+               mode_changes[mode_count].caps = 0;
+               mode_changes[mode_count].nocaps = 0;
+               mode_changes[mode_count].id = NULL;
+               mode_changes[mode_count].mems = ALL_MEMBERS;
+               mode_changes[mode_count++].arg = NULL;
+       }
+       else if((dir == MODE_DEL) && (chptr->mode.mode & mode_type))
+       {
+               chptr->mode.mode &= ~mode_type;
+
+               mode_changes[mode_count].letter = c;
+               mode_changes[mode_count].dir = MODE_DEL;
+               mode_changes[mode_count].caps = 0;
+               mode_changes[mode_count].nocaps = 0;
+               mode_changes[mode_count].mems = ALL_MEMBERS;
+               mode_changes[mode_count].id = NULL;
+               mode_changes[mode_count++].arg = NULL;
+       }
+}
+
 void
 chm_staff(struct Client *source_p, struct Channel *chptr,
          int alevel, int parc, int *parn,
@@ -455,6 +603,9 @@ chm_staff(struct Client *source_p, struct Channel *chptr,
                return;
        }
 
+       if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE))
+               return;
+
        /* setting + */
        if((dir == MODE_ADD) && !(chptr->mode.mode & mode_type))
        {
@@ -548,8 +699,8 @@ chm_ban(struct Client *source_p, struct Channel *chptr,
        case CHFL_QUIET:
                list = &chptr->quietlist;
                errorval = SM_ERR_RPL_Q;
-               rpl_list = RPL_BANLIST;
-               rpl_endlist = RPL_ENDOFBANLIST;
+               rpl_list = RPL_QUIETLIST;
+               rpl_endlist = RPL_ENDOFQUIETLIST;
                mems = ALL_MEMBERS;
                caps = 0;
                break;
@@ -584,10 +735,7 @@ chm_ban(struct Client *source_p, struct Channel *chptr,
                                   me.name, source_p->name, chptr->chname,
                                   banptr->banstr, banptr->who, banptr->when);
                }
-               if (mode_type == CHFL_QUIET)
-                       sendto_one(source_p, ":%s %d %s %s :End of Channel Quiet List", me.name, rpl_endlist, source_p->name, chptr->chname);
-               else
-                       sendto_one(source_p, form_str(rpl_endlist), me.name, source_p->name, chptr->chname);
+               sendto_one(source_p, form_str(rpl_endlist), me.name, source_p->name, chptr->chname);
                return;
        }
 
@@ -857,6 +1005,9 @@ chm_limit(struct Client *source_p, struct Channel *chptr,
        if(dir == MODE_QUERY)
                return;
 
+       if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE))
+               return;
+
        if((dir == MODE_ADD) && parc > *parn)
        {
                lstr = parv[(*parn)];
@@ -913,6 +1064,9 @@ chm_throttle(struct Client *source_p, struct Channel *chptr,
        if(dir == MODE_QUERY)
                return;
 
+       if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE))
+               return;
+
        if((dir == MODE_ADD) && parc > *parn)
        {
                sscanf(parv[(*parn)], "%d:%d", &joins, &timeslice);
@@ -999,6 +1153,9 @@ chm_forward(struct Client *source_p, struct Channel *chptr,
        }
 #endif
 
+       if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE))
+               return;
+
        if(dir == MODE_ADD && parc > *parn)
        {
                forward = parv[(*parn)];
@@ -1082,6 +1239,9 @@ chm_key(struct Client *source_p, struct Channel *chptr,
        if(dir == MODE_QUERY)
                return;
 
+       if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE))
+               return;
+
        if((dir == MODE_ADD) && parc > *parn)
        {
                key = LOCAL_COPY(parv[(*parn)]);
@@ -1139,41 +1299,6 @@ chm_key(struct Client *source_p, struct Channel *chptr,
        }
 }
 
-void
-chm_regonly(struct Client *source_p, struct Channel *chptr,
-           int alevel, int parc, int *parn,
-           const char **parv, int *errors, int dir, char c, long mode_type)
-{
-       if(alevel != CHFL_CHANOP)
-       {
-               if(!(*errors & SM_ERR_NOOPS))
-                       sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
-                                  me.name, source_p->name, chptr->chname);
-               *errors |= SM_ERR_NOOPS;
-               return;
-       }
-
-       if(dir == MODE_QUERY)
-               return;
-
-       if(((dir == MODE_ADD) && (chptr->mode.mode & MODE_REGONLY)) ||
-          ((dir == MODE_DEL) && !(chptr->mode.mode & MODE_REGONLY)))
-               return;
-
-       if(dir == MODE_ADD)
-               chptr->mode.mode |= MODE_REGONLY;
-       else
-               chptr->mode.mode &= ~MODE_REGONLY;
-
-       mode_changes[mode_count].letter = c;
-       mode_changes[mode_count].dir = dir;
-       mode_changes[mode_count].caps = CAP_SERVICE;
-       mode_changes[mode_count].nocaps = 0;
-       mode_changes[mode_count].mems = ALL_MEMBERS;
-       mode_changes[mode_count].id = NULL;
-       mode_changes[mode_count++].arg = NULL;
-}
-
 /* *INDENT-OFF* */
 struct ChannelMode chmode_table[256] =
 {
@@ -1245,7 +1370,7 @@ struct ChannelMode chmode_table[256] =
   {chm_nosuch, 0 },                    /* @ */
   {chm_nosuch, 0 },                    /* A */
   {chm_nosuch, 0 },                    /* B */
-  {chm_nosuch, 0 },                    /* C */
+  {chm_simple, MODE_NOCTCP },          /* C */
   {chm_nosuch, 0 },                    /* D */
   {chm_nosuch, 0 },                    /* E */
   {chm_simple, MODE_FREETARGET },      /* F */
@@ -1292,7 +1417,7 @@ struct ChannelMode chmode_table[256] =
   {chm_op,     0 },                    /* o */
   {chm_simple, MODE_PRIVATE },         /* p */
   {chm_ban,    CHFL_QUIET },           /* q */
-  {chm_regonly, 0 },                   /* r */
+  {chm_simple,  MODE_REGONLY },                /* r */
   {chm_simple, MODE_SECRET },          /* s */
   {chm_simple, MODE_TOPICLIMIT },      /* t */
   {chm_nosuch, 0 },                    /* u */
@@ -1476,6 +1601,7 @@ set_channel_mode(struct Client *client_p, struct Client *source_p,
        mask_pos = 0;
        mode_count = 0;
        mode_limit = 0;
+       mode_limit_simple = 0;
 
        alevel = get_channel_access(source_p, msptr);
 
@@ -1499,6 +1625,19 @@ set_channel_mode(struct Client *client_p, struct Client *source_p,
                        dir = MODE_QUERY;
                        break;
                default:
+                       /* If this mode char is locked, don't allow local users to change it. */
+                       if (MyClient(source_p) && chptr->mode_lock && strchr(chptr->mode_lock, c))
+                       {
+                               if (!(errors & SM_ERR_MLOCK))
+                                       sendto_one_numeric(source_p,
+                                                       ERR_MLOCKRESTRICTED,
+                                                       form_str(ERR_MLOCKRESTRICTED),
+                                                       chptr->chname,
+                                                       c,
+                                                       chptr->mode_lock);
+                               errors |= SM_ERR_MLOCK;
+                               continue;
+                       }
                        chmode_table[(unsigned char) c].set_func(fakesource_p, chptr, alevel,
                                       parc, &parn, parv,
                                       &errors, dir, c,
@@ -1596,3 +1735,24 @@ set_channel_mode(struct Client *client_p, struct Client *source_p,
        if(MyClient(source_p) || rb_dlink_list_length(&serv_list) > 1)
                send_cap_mode_changes(client_p, source_p, chptr, mode_changes, mode_count);
 }
+
+/* set_channel_mlock()
+ *
+ * inputs      - client, source, channel, params
+ * output      - 
+ * side effects - channel mlock is changed / MLOCK is propagated
+ */
+void
+set_channel_mlock(struct Client *client_p, struct Client *source_p,
+                 struct Channel *chptr, const char *newmlock, int propagate)
+{
+       rb_free(chptr->mode_lock);
+       chptr->mode_lock = newmlock ? rb_strdup(newmlock) : NULL;
+
+       if (propagate)
+       {
+               sendto_server(client_p, NULL, CAP_TS6 | CAP_MLOCK, NOCAPS, ":%s MLOCK %ld %s :%s",
+                             source_p->id, (long) chptr->channelts, chptr->chname,
+                             chptr->mode_lock ? chptr->mode_lock : "");
+       }
+}