Allow "none" for Cipher and Digest again.

This commit is contained in:
Guus Sliepen 2013-11-28 14:19:55 +01:00
parent 3d41e7d712
commit 51bddfd4dd
2 changed files with 20 additions and 8 deletions

View file

@ -747,7 +747,9 @@ static bool setup_myself(void) {
if(!get_config_string(lookup_config(config_tree, "Cipher"), &cipher))
cipher = xstrdup("blowfish");
if(!(myself->incipher = cipher_open_by_name(cipher))) {
if(!strcasecmp(cipher, "none")) {
myself->incipher = NULL;
} else if(!(myself->incipher = cipher_open_by_name(cipher))) {
logger(DEBUG_ALWAYS, LOG_ERR, "Unrecognized cipher type!");
return false;
}
@ -769,7 +771,9 @@ static bool setup_myself(void) {
if(!get_config_string(lookup_config(config_tree, "Digest"), &digest))
digest = xstrdup("sha1");
if(!(myself->indigest = digest_open_by_name(digest, maclength))) {
if(!strcasecmp(digest, "none")) {
myself->indigest = NULL;
} else if(!(myself->indigest = digest_open_by_name(digest, maclength))) {
logger(DEBUG_ALWAYS, LOG_ERR, "Unrecognized digest type!");
return false;
}

View file

@ -395,15 +395,23 @@ bool ans_key_h(connection_t *c, const char *request) {
/* Check and lookup cipher and digest algorithms */
if(cipher) {
if(!(from->outcipher = cipher_open_by_nid(cipher))) {
logger(DEBUG_ALWAYS, LOG_ERR, "Node %s (%s) uses unknown cipher!", from->name, from->hostname);
return false;
}
} else {
from->outcipher = NULL;
}
if(digest) {
if(!(from->outdigest = digest_open_by_nid(digest, maclength))) {
logger(DEBUG_ALWAYS, LOG_ERR, "Node %s (%s) uses unknown digest!", from->name, from->hostname);
return false;
}
} else {
from->outdigest = NULL;
}
if(maclength != digest_length(from->outdigest)) {
logger(DEBUG_ALWAYS, LOG_ERR, "Node %s (%s) uses bogus MAC length!", from->name, from->hostname);