/*
protocol_key.c -- handle the meta-protocol, key exchange
- Copyright (C) 1999-2004 Ivo Timmermans <ivo@tinc-vpn.org>,
- 2000-2004 Guus Sliepen <guus@tinc-vpn.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
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.
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;
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;
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';
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];
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;