From 4e0fc52197546bbf8a0be7af946f4b569e13048c Mon Sep 17 00:00:00 2001
From: Guus Sliepen <guus@tinc-vpn.org>
Date: Sat, 21 Jul 2012 13:53:22 +0200
Subject: [PATCH] Fix various compiler warnings.

---
 src/graph.c         | 102 --------------------------------------------
 src/net.c           |   4 +-
 src/protocol_auth.c |   4 +-
 src/tincctl.c       |   6 +--
 4 files changed, 6 insertions(+), 110 deletions(-)

diff --git a/src/graph.c b/src/graph.c
index 54bf9f7..b3a2c25 100644
--- a/src/graph.c
+++ b/src/graph.c
@@ -110,108 +110,6 @@ static void mst_kruskal(void) {
 	}
 }
 
-/* Implementation of Dijkstra's algorithm.
-   Running time: O(N^2)
-*/
-
-static void sssp_dijkstra(void) {
-	splay_node_t *node, *to;
-	edge_t *e;
-	node_t *n, *m;
-	list_t *todo_list;
-	list_node_t *lnode, *nnode;
-	bool indirect;
-
-	todo_list = list_alloc(NULL);
-
-	logger(DEBUG_SCARY_THINGS, LOG_DEBUG, "Running Dijkstra's algorithm:");
-
-	/* Clear visited status on nodes */
-
-	for(node = node_tree->head; node; node = node->next) {
-		n = node->data;
-		n->status.visited = false;
-		n->status.indirect = true;
-		n->distance = -1;
-	}
-
-	/* Begin with myself */
-
-	myself->status.indirect = false;
-	myself->nexthop = myself;
-	myself->via = myself;
-	myself->distance = 0;
-	list_insert_head(todo_list, myself);
-
-	/* Loop while todo_list is filled */
-
-	while(todo_list->head) {
-		n = NULL;
-		nnode = NULL;
-
-		/* Select node from todo_list with smallest distance */
-
-		for(lnode = todo_list->head; lnode; lnode = lnode->next) {
-			m = lnode->data;
-			if(!n || m->status.indirect < n->status.indirect || m->distance < n->distance) {
-				n = m;
-				nnode = lnode;
-			}
-		}
-
-		/* Mark this node as visited and remove it from the todo_list */
-
-		n->status.visited = true;
-		list_unlink_node(todo_list, nnode);
-
-		/* Update distance of neighbours and add them to the todo_list */
-
-		for(to = n->edge_tree->head; to; to = to->next) {	/* "to" is the edge connected to "from" */
-			e = to->data;
-
-			if(e->to->status.visited || !e->reverse)
-				continue;
-
-			/* Situation:
-
-				   /
-				  /
-			   ----->(n)---e-->(e->to)
-				  \
-				   \
-
-			   Where e is an edge, (n) and (e->to) are nodes.
-			   n->address is set to the e->address of the edge left of n to n.
-			   We are currently examining the edge e right of n from n:
-
-			   - If edge e provides for better reachability of e->to, update e->to.
-			 */
-
-			if(e->to->distance < 0)
-				list_insert_tail(todo_list, e->to);
-
-			indirect = n->status.indirect || e->options & OPTION_INDIRECT || ((n != myself) && sockaddrcmp(&n->address, &e->reverse->address));
-
-			if(e->to->distance >= 0 && (!e->to->status.indirect || indirect) && e->to->distance <= n->distance + e->weight)
-				continue;
-
-			e->to->distance = n->distance + e->weight;
-			e->to->status.indirect = indirect;
-			e->to->nexthop = (n->nexthop == myself) ? e->to : n->nexthop;
-			e->to->via = indirect ? n->via : e->to;
-			e->to->options = e->options;
-
-			if(e->to->address.sa.sa_family == AF_UNSPEC && e->address.sa.sa_family != AF_UNKNOWN)
-				update_node_udp(e->to, &e->address);
-
-			logger(DEBUG_SCARY_THINGS, LOG_DEBUG, " Updating edge %s - %s weight %d distance %d", e->from->name,
-					   e->to->name, e->weight, e->to->distance);
-		}
-	}
-
-	list_free(todo_list);
-}
-
 /* Implementation of a simple breadth-first search algorithm.
    Running time: O(E)
 */
diff --git a/src/net.c b/src/net.c
index 1636808..6df001e 100644
--- a/src/net.c
+++ b/src/net.c
@@ -344,7 +344,7 @@ int reload_configuration(void) {
 
 		for(node = myself->subnet_tree->head; node; node = node->next) {
 			subnet_t *subnet = node->data;
-			logger(DEBUG_ALWAYS, LOG_DEBUG, "subnet %p expires %d\n", subnet, subnet->expires);
+			logger(DEBUG_ALWAYS, LOG_DEBUG, "subnet %p expires %d\n", subnet, (int)subnet->expires);
 			if(!subnet->expires)
 				subnet->expires = 1;
 		}
@@ -356,7 +356,7 @@ int reload_configuration(void) {
 				continue;
 
 			if((s2 = lookup_subnet(myself, subnet))) {
-				logger(DEBUG_ALWAYS, LOG_DEBUG, "read subnet that already exists: %p expires %d\n", s2, s2->expires);
+				logger(DEBUG_ALWAYS, LOG_DEBUG, "read subnet that already exists: %p expires %d\n", s2, (int)s2->expires);
 				if(s2->expires == 1)
 					s2->expires = 0;
 
diff --git a/src/protocol_auth.c b/src/protocol_auth.c
index f6192d7..175aee0 100644
--- a/src/protocol_auth.c
+++ b/src/protocol_auth.c
@@ -83,10 +83,10 @@ static bool send_proxyrequest(connection_t *c) {
 				s5req[i++] = 2;
 				s5req[i++] = 1;
 				s5req[i++] = strlen(proxyuser);
-				strcpy(s5req + i, proxyuser);
+				memcpy(s5req + i, proxyuser, strlen(proxyuser));
 				i += strlen(proxyuser);
 				s5req[i++] = strlen(proxypass);
-				strcpy(s5req + i, proxypass);
+				memcpy(s5req + i, proxypass, strlen(proxypass));
 				i += strlen(proxypass);
 				c->tcplen += 2;
 			} else {
diff --git a/src/tincctl.c b/src/tincctl.c
index c25ad2c..7e5c635 100644
--- a/src/tincctl.c
+++ b/src/tincctl.c
@@ -688,10 +688,8 @@ static int cmd_start(int argc, char *argv[]) {
 		slash = c;
 #endif
 
-	if (slash++) {
-		c = xmalloc((slash - argv[0]) + sizeof("tincd"));
-		sprintf(c, "%.*stincd", (int)(slash - argv[0]), argv[0]);
-	}
+	if (slash++)
+		xasprintf(&c, "%.*stincd", (int)(slash - argv[0]), argv[0]);
 	else
 		c = "tincd";
 
-- 
2.25.1