X-Git-Url: https://jfr.im/git/irc/rqf/shadowircd.git/blobdiff_plain/90728edb58caf951f87d11d73390a7b39f3a48fb..40232936744bba4ca2e347dc8cafeb36f30bb35b:/src/chmode.c

diff --git a/src/chmode.c b/src/chmode.c
index cab5b31..132d393 100644
--- a/src/chmode.c
+++ b/src/chmode.c
@@ -56,6 +56,7 @@
 #define SM_ERR_NOPRIVS          0x00000400
 #define SM_ERR_RPL_Q            0x00000800
 #define SM_ERR_RPL_F            0x00001000
+#define SM_ERR_MLOCK            0x00002000
 
 #define MAXMODES_SIMPLE 46 /* a-zA-Z except bqeIov */
 
@@ -2086,6 +2087,19 @@ 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,
@@ -2233,3 +2247,24 @@ 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 : "");
+	}
+}