X-Git-Url: https://jfr.im/git/solanum.git/blobdiff_plain/9b24cbdecc72337e825764f39cdf59ca23f41788..67ab06dd8a4c6840fcba129891cd9096543a0478:/modules/m_kline.c

diff --git a/modules/m_kline.c b/modules/m_kline.c
index 7c55fc55..0b1d0bf3 100644
--- a/modules/m_kline.c
+++ b/modules/m_kline.c
@@ -85,6 +85,7 @@ static void remove_permkline_match(struct Client *, struct ConfItem *);
 static bool remove_temp_kline(struct Client *, struct ConfItem *);
 static void remove_prop_kline(struct Client *, struct ConfItem *);
 
+
 /* mo_kline()
  *
  *   parv[1] - temp time or user@host
@@ -98,7 +99,7 @@ mo_kline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source
 {
 	char def[] = "No Reason";
 	char user[USERLEN + 2];
-	char host[HOSTLEN + 2];
+	char host_buf[HOSTLEN + 3], *host = host_buf + 1;
 	char *reason = def;
 	char *oper_reason;
 	const char *target_server = NULL;
@@ -122,6 +123,12 @@ mo_kline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source
 	if(find_user_host(source_p, parv[loc], user, host) == 0)
 		return;
 
+	if (*host == ':')
+	{
+		host--;
+		*host = '0';
+	}
+
 	loc++;
 
 	if(parc >= loc + 2 && !irccmp(parv[loc], "ON"))
@@ -146,6 +153,14 @@ mo_kline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source
 
 	reason = LOCAL_COPY(parv[loc]);
 
+	if(parse_netmask_strict(host, NULL, NULL) == HM_ERROR)
+	{
+		sendto_one_notice(source_p,
+				":[%s@%s] looks like an ill-formed IP K-line, refusing to set it",
+				user, host);
+		return;
+	}
+
 	if(target_server != NULL)
 	{
 		propagate_generic(source_p, "KLINE", target_server, CAP_KLN,
@@ -215,17 +230,7 @@ mo_kline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source
 	else
 		apply_kline(source_p, aconf, reason, oper_reason);
 
-	if(ConfigFileEntry.kline_delay)
-	{
-		if(!kline_queued)
-		{
-			rb_event_addonce("check_klines", check_klines_event, NULL,
-					 ConfigFileEntry.kline_delay);
-			kline_queued = true;
-		}
-	}
-	else
-		check_klines();
+	check_one_kline(aconf);
 }
 
 /* ms_kline()
@@ -325,17 +330,7 @@ handle_remote_kline(struct Client *source_p, int tkline_time,
 	else
 		apply_kline(source_p, aconf, reason, oper_reason);
 
-	if(ConfigFileEntry.kline_delay)
-	{
-		if(!kline_queued)
-		{
-			rb_event_addonce("check_klines", check_klines_event, NULL,
-					 ConfigFileEntry.kline_delay);
-			kline_queued = true;
-		}
-	}
-	else
-		check_klines();
+	check_one_kline(aconf);
 }
 
 /* mo_unkline()
@@ -713,17 +708,12 @@ already_placed_kline(struct Client *source_p, const char *luser, const char *lho
 	if(aconf == NULL && ConfigFileEntry.non_redundant_klines)
 	{
 		bits = 0;
-		if((t = parse_netmask(lhost, &iphost, &bits)) != HM_HOST)
-		{
-#ifdef RB_IPV6
-			if(t == HM_IPV6)
-				t = AF_INET6;
-			else
-#endif
-				t = AF_INET;
-
-			piphost = &iphost;
-		}
+		t = parse_netmask_strict(lhost, &iphost, &bits);
+		piphost = &iphost;
+		if (t == HM_IPV4)
+			t = AF_INET;
+		else if (t == HM_IPV6)
+			t = AF_INET6;
 		else
 			piphost = NULL;