X-Git-Url: https://jfr.im/git/irc/quakenet/snircd.git/blobdiff_plain/052b069e1613393c208fa736c856d62601dc6f99..9f8856e99d8fe297de1ddf0cff73dc2ff4900c60:/ircd/m_silence.c

diff --git a/ircd/m_silence.c b/ircd/m_silence.c
index 925005b..46d6dc5 100644
--- a/ircd/m_silence.c
+++ b/ircd/m_silence.c
@@ -22,7 +22,7 @@
  */
 /** @file
  * @brief Handlers for SILENCE command.
- * @version $Id: m_silence.c,v 1.11 2005/04/22 23:36:31 entrope Exp $
+ * @version $Id: m_silence.c,v 1.11.2.1 2006/02/22 21:35:39 entrope Exp $
  */
 
 #include "config.h"
@@ -64,6 +64,7 @@ apply_silence(struct Client *sptr, char *mask)
 {
   struct Ban *sile;
   int flags;
+  char orig_mask[NICKLEN+USERLEN+HOSTLEN+3];
 
   assert(mask && mask[0]);
 
@@ -83,9 +84,22 @@ apply_silence(struct Client *sptr, char *mask)
     mask++;
   }
 
-  /* Make the silence, set flags, and apply it. */
+  /* Make the silence and set additional flags. */
+  ircd_strncpy(orig_mask, mask, sizeof(orig_mask) - 1);
   sile = make_ban(pretty_mask(mask));
   sile->flags |= flags;
+
+  /* If they're a local user trying to ban too broad a mask, forbid it. */
+  if (MyUser(sptr)
+      && (sile->flags & BAN_IPMASK)
+      && sile->addrbits > 0
+      && sile->addrbits < (irc_in_addr_is_ipv4(&sile->address) ? 112 : 32)) {
+    send_reply(sptr, ERR_MASKTOOWIDE, orig_mask);
+    free_ban(sile);
+    return NULL;
+  }
+
+  /* Apply it to the silence list. */
   return apply_ban(&cli_user(sptr)->silence, sile, 1) ? NULL : sile;
 }