extensions/chm_insecure.c

   1 #include "stdinc.h"
   2 #include "modules.h"
   3 #include "hook.h"
   4 #include "client.h"
   5 #include "ircd.h"
   6 #include "send.h"
   7 #include "s_conf.h"
   8 #include "s_user.h"
   9 #include "s_serv.h"
  10 #include "numeric.h"
  11 #include "chmode.h"
  12
  13 static void h_can_join(hook_data_channel *);
  14 static const char chm_insecure_desc[] =
  15         "Adds channel mode +U that allows non-SSL users to join a channel, "
  16         "disallowing them by default";
  17
  18 mapi_hfn_list_av1 sslonly_hfnlist[] = {
  19         { "can_join", (hookfn) h_can_join },
  20         { NULL, NULL }
  21 };
  22
  23 static unsigned int mymode;
  24
  25 static int
  26 _modinit(void)
  27 {
  28         mymode = cflag_add('U', chm_simple);
  29         if (mymode == 0)
  30                 return -1;
  31
  32         return 0;
  33 }
  34
  35
  36 static void
  37 _moddeinit(void)
  38 {
  39         cflag_orphan('U');
  40 }
  41
  42 DECLARE_MODULE_AV2(chm_insecure, _modinit, _moddeinit, NULL, NULL, sslonly_hfnlist, NULL, NULL, chm_insecure_desc);
  43
  44 static void
  45 h_can_join(hook_data_channel *data)
  46 {
  47         struct Client *source_p = data->client;
  48         struct Channel *chptr = data->chptr;
  49
  50         if(!(chptr->mode.mode & mymode) && !IsSSLClient(source_p)) {
  51                 /* XXX This is equal to ERR_THROTTLE */
  52                 sendto_one_numeric(source_p, 480, "%s :Cannot join channel (-U) - SSL/TLS required", chptr->chname);
  53                 data->approved = ERR_CUSTOM;
  54         }
  55 }
  56