X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fprotocol_key.c;h=0cf33d7078abc363d2816b1751ec890c38c1b3cf;hp=5067a818d15401fa94a68e1bd88f257b3ce18d6b;hb=f02d3ed3e135b5326003e7f69f8331ff6a3cc219;hpb=6d41b429a26dd1acaa7c56b2124f2daf55b5b97c

diff --git a/src/protocol_key.c b/src/protocol_key.c
index 5067a818..0cf33d70 100644
--- a/src/protocol_key.c
+++ b/src/protocol_key.c
@@ -1,7 +1,7 @@
 /*
     protocol_key.c -- handle the meta-protocol, key exchange
-    Copyright (C) 1999-2003 Ivo Timmermans <ivo@o2w.nl>,
-                  2000-2003 Guus Sliepen <guus@sliepen.eu.org>
+    Copyright (C) 1999-2005 Ivo Timmermans,
+                  2000-2006 Guus Sliepen <guus@tinc-vpn.org>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: protocol_key.c,v 1.1.4.26 2003/12/20 21:25:17 guus Exp $
+    $Id$
 */
 
 #include "system.h"
@@ -37,8 +37,7 @@
 
 bool mykeyused = false;
 
-bool send_key_changed(connection_t *c, const node_t *n)
-{
+bool send_key_changed(connection_t *c, const node_t *n) {
 	cp();
 
 	/* Only send this message if some other daemon requested our key previously.
@@ -51,8 +50,7 @@ bool send_key_changed(connection_t *c, const node_t *n)
 	return send_request(c, "%d %lx %s", KEY_CHANGED, random(), n->name);
 }
 
-bool key_changed_h(connection_t *c)
-{
+bool key_changed_h(connection_t *c) {
 	char name[MAX_STRING_SIZE];
 	node_t *n;
 
@@ -86,15 +84,13 @@ bool key_changed_h(connection_t *c)
 	return true;
 }
 
-bool send_req_key(connection_t *c, const node_t *from, const node_t *to)
-{
+bool send_req_key(connection_t *c, const node_t *from, const node_t *to) {
 	cp();
 
 	return send_request(c, "%d %s %s", REQ_KEY, from->name, to->name);
 }
 
-bool req_key_h(connection_t *c)
-{
+bool req_key_h(connection_t *c) {
 	char from_name[MAX_STRING_SIZE];
 	char to_name[MAX_STRING_SIZE];
 	node_t *from, *to;
@@ -140,12 +136,12 @@ bool req_key_h(connection_t *c)
 	return true;
 }
 
-bool send_ans_key(connection_t *c, const node_t *from, const node_t *to)
-{
-	char key[MAX_STRING_SIZE];
+bool send_ans_key(connection_t *c, const node_t *from, const node_t *to) {
+	char *key;
 
 	cp();
 
+	key = alloca(2 * from->keylength + 1);
 	bin2hex(from->key, key, from->keylength);
 	key[from->keylength * 2] = '\0';
 
@@ -156,8 +152,7 @@ bool send_ans_key(connection_t *c, const node_t *from, const node_t *to)
 						from->compression);
 }
 
-bool ans_key_h(connection_t *c)
-{
+bool ans_key_h(connection_t *c) {
 	char from_name[MAX_STRING_SIZE];
 	char to_name[MAX_STRING_SIZE];
 	char key[MAX_STRING_SIZE];
@@ -261,7 +256,7 @@ bool ans_key_h(connection_t *c)
 	from->compression = compression;
 
 	if(from->cipher)
-		if(!EVP_EncryptInit_ex(&from->packet_ctx, from->cipher, NULL, from->key, from->key + from->cipher->key_len)) {
+		if(!EVP_EncryptInit_ex(&from->packet_ctx, from->cipher, NULL, (unsigned char *)from->key, (unsigned char *)from->key + from->cipher->key_len)) {
 			logger(LOG_ERR, _("Error during initialisation of key from %s (%s): %s"),
 					from->name, from->hostname, ERR_error_string(ERR_get_error(), NULL));
 			return false;