credential-manager: Make online revocation checks optional for public key enumerator

src/libcharon/sa/ikev1/authenticators/pubkey_v1_authenticator.c

@@ -173,7 +173,7 @@ METHOD(authenticator_t, process, status_t,
 	sig = sig_payload->get_hash(sig_payload);
 	auth = this->ike_sa->get_auth_cfg(this->ike_sa, FALSE);
 	enumerator = lib->credmgr->create_public_enumerator(lib->credmgr, this->type,
-														id, auth);
+														id, auth, TRUE);
 	while (enumerator->enumerate(enumerator, &public, &current_auth))
 	{
 		if (public->verify(public, scheme, hash, sig))

src/libcharon/sa/ikev2/authenticators/pubkey_authenticator.c

@@ -409,7 +409,7 @@ METHOD(authenticator_t, process, status_t,
 	}
 	auth = this->ike_sa->get_auth_cfg(this->ike_sa, FALSE);
 	enumerator = lib->credmgr->create_public_enumerator(lib->credmgr,
-														key_type, id, auth);
+													key_type, id, auth, TRUE);
 	while (enumerator->enumerate(enumerator, &public, &current_auth))
 	{
 		if (public->verify(public, scheme, octets, auth_data))

src/libstrongswan/credentials/credential_manager.c

@@ -1,4 +1,5 @@
 /*
+ * Copyright (C) 2015 Tobias Brunner
  * Copyright (C) 2007 Martin Willi
  * Hochschule fuer Technik Rapperswil
  *
@@ -993,7 +994,7 @@ METHOD(enumerator_t, public_destroy, void,
 
 METHOD(credential_manager_t, create_public_enumerator, enumerator_t*,
 	private_credential_manager_t *this, key_type_t type, identification_t *id,
-	auth_cfg_t *auth)
+	auth_cfg_t *auth, bool online)
 {
 	public_enumerator_t *enumerator;
 
@@ -1002,7 +1003,7 @@ METHOD(credential_manager_t, create_public_enumerator, enumerator_t*,
 			.enumerate = (void*)_public_enumerate,
 			.destroy = _public_destroy,
 		},
-		.inner = create_trusted_enumerator(this, type, id, TRUE),
+		.inner = create_trusted_enumerator(this, type, id, online),
 		.this = this,
 	);
 	if (auth)

src/libstrongswan/credentials/credential_manager.h

@@ -1,4 +1,5 @@
 /*
+ * Copyright (C) 2015 Tobias Brunner
  * Copyright (C) 2007-2009 Martin Willi
  * Hochschule fuer Technik Rapperswil
  *
@@ -202,14 +203,18 @@ struct credential_manager_t {
 	 * where the auth config helper contains rules for constraint checks.
 	 * This function is very similar to create_trusted_enumerator(), but
 	 * gets public keys directly.
+	 * If online is set, revocations are checked online for the whole
+	 * trustchain.
 	 *
 	 * @param type		type of the key to get
 	 * @param id		owner of the key, signer of the signature
 	 * @param auth		authentication infos
+	 * @param online	whether revocations should be checked online
 	 * @return			enumerator
 	 */
 	enumerator_t* (*create_public_enumerator)(credential_manager_t *this,
-					key_type_t type, identification_t *id, auth_cfg_t *auth);
+					key_type_t type, identification_t *id, auth_cfg_t *auth,
+					bool online);
 
 	/**
 	 * Cache a certificate by invoking cache_cert() on all registered sets.

src/libtls/tls_peer.c

@@ -320,7 +320,8 @@ static public_key_t *find_public_key(private_tls_peer_t *this)
 	if (cert)
 	{
 		enumerator = lib->credmgr->create_public_enumerator(lib->credmgr,
-						KEY_ANY, cert->get_subject(cert), this->server_auth);
+											KEY_ANY, cert->get_subject(cert),
+											this->server_auth, TRUE);
 		while (enumerator->enumerate(enumerator, &current, &auth))
 		{
 			found = auth->get(auth, AUTH_RULE_SUBJECT_CERT);

src/libtls/tls_server.c

@@ -548,7 +548,7 @@ static status_t process_cert_verify(private_tls_server_t *this,
 	bio_reader_t *sig;
 
 	enumerator = lib->credmgr->create_public_enumerator(lib->credmgr,
-										KEY_ANY, this->peer, this->peer_auth);
+									KEY_ANY, this->peer, this->peer_auth, TRUE);
 	while (enumerator->enumerate(enumerator, &public, &auth))
 	{
 		sig = bio_reader_create(reader->peek(reader));