X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fprotocol_key.c;h=591bb66026d024b8a3e7b017496286563cca116e;hp=a56ff919df8d1de88b718d502bf6e7c01bc8357a;hb=af95368c0f30955f0e13b587d5d6d4989fd5a83e;hpb=df3220a1549f992cbf4a9b6e67c1e67b69896c7d

diff --git a/src/protocol_key.c b/src/protocol_key.c
index a56ff919..591bb660 100644
--- a/src/protocol_key.c
+++ b/src/protocol_key.c
@@ -142,10 +142,11 @@ bool req_key_h(connection_t *c)
 
 bool send_ans_key(connection_t *c, const node_t *from, const node_t *to)
 {
-	char key[MAX_STRING_SIZE];
+	char *key;
 
 	cp();
 
+	key = alloca(2 * from->keylength + 1);
 	bin2hex(from->key, key, from->keylength);
 	key[from->keylength * 2] = '\0';
 
@@ -261,7 +262,7 @@ 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;