From 80ca91769d48e546d3e4cde03c2eb2820c03acc4 Mon Sep 17 00:00:00 2001
From: Guus Sliepen <guus@tinc-vpn.org>
Date: Thu, 2 Jun 2011 21:14:50 +0200
Subject: [PATCH] Fix nodes joining the VPN after tincctl top started.

---
 src/list.c | 20 ++++++++++++++++++++
 src/list.h |  1 +
 src/top.c  |  5 ++++-
 3 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/src/list.c b/src/list.c
index 9d4920b7..9b677911 100644
--- a/src/list.c
+++ b/src/list.c
@@ -111,6 +111,26 @@ list_node_t *list_insert_after(list_t *list, list_node_t *after, void *data) {
 	return node;
 }
 
+list_node_t *list_insert_before(list_t *list, list_node_t *before, void *data) {
+	list_node_t *node;
+
+	node = list_alloc_node();
+
+	node->data = data;
+	node->next = before;
+	node->prev = before->prev;
+	before->prev = node;
+
+	if(node->prev)
+		node->prev->next = node;
+	else
+		list->head = node;
+
+	list->count++;
+
+	return node;
+}
+
 void list_unlink_node(list_t *list, list_node_t *node) {
 	if(node->prev)
 		node->prev->next = node->next;
diff --git a/src/list.h b/src/list.h
index a4580399..4fe48dbe 100644
--- a/src/list.h
+++ b/src/list.h
@@ -55,6 +55,7 @@ extern void list_free_node(list_t *, list_node_t *);
 extern list_node_t *list_insert_head(list_t *, void *);
 extern list_node_t *list_insert_tail(list_t *, void *);
 extern list_node_t *list_insert_after(list_t *, list_node_t *, void *);
+extern list_node_t *list_insert_before(list_t *, list_node_t *, void *);
 
 extern void list_unlink_node(list_t *, list_node_t *);
 extern void list_delete_node(list_t *, list_node_t *);
diff --git a/src/top.c b/src/top.c
index 62c46f5d..dc1fecf3 100644
--- a/src/top.c
+++ b/src/top.c
@@ -108,7 +108,9 @@ static void update(int fd) {
 			} else {
 				found = xmalloc_and_zero(sizeof *found);
 				found->name = xstrdup(name);
-				list_insert_after(&node_list, i, found);
+				fprintf(stderr, "Inserting %s before %s\n", found->name, node->name);
+				list_insert_before(&node_list, i, found);
+				changed = true;
 				break;
 			}
 		}
@@ -117,6 +119,7 @@ static void update(int fd) {
 			found = xmalloc_and_zero(sizeof *found);
 			found->name = xstrdup(name);
 			list_insert_tail(&node_list, found);
+			changed = true;
 		}
 
 		found->known = true;
-- 
2.39.5