Separated libcharon/sa directory with ikev1 and ikev2 subfolders
This commit is contained in:
Martin Willi
@@ -0,0 +1,833 @@
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/*
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* Copyright (C) 2007-2008 Tobias Brunner
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* Hochschule fuer Technik Rapperswil
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#include "ike_me.h"
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#include <string.h>
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#include <hydra.h>
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#include <daemon.h>
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#include <config/peer_cfg.h>
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#include <encoding/payloads/id_payload.h>
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#include <encoding/payloads/notify_payload.h>
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#include <encoding/payloads/endpoint_notify.h>
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#include <processing/jobs/mediation_job.h>
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#define ME_CONNECTID_LEN 4
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#define ME_CONNECTKEY_LEN 16
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typedef struct private_ike_me_t private_ike_me_t;
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/**
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* Private members of a ike_me_t task.
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*/
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struct private_ike_me_t {
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/**
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* Public methods and task_t interface.
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*/
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ike_me_t public;
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/**
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* Assigned IKE_SA.
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*/
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ike_sa_t *ike_sa;
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/**
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* Are we the initiator?
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*/
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bool initiator;
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/**
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* Is this a mediation connection?
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*/
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bool mediation;
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/**
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* Is this the response from another peer?
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*/
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bool response;
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/**
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* Gathered endpoints
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*/
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linked_list_t *local_endpoints;
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/**
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* Parsed endpoints
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*/
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linked_list_t *remote_endpoints;
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/**
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* Did the peer request a callback?
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*/
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bool callback;
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/**
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* Did the connect fail?
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*/
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bool failed;
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/**
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* Was there anything wrong with the payloads?
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*/
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bool invalid_syntax;
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/**
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* The requested peer
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*/
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identification_t *peer_id;
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/**
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* Received ID used for connectivity checks
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*/
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chunk_t connect_id;
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/**
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* Received key used for connectivity checks
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*/
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chunk_t connect_key;
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/**
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* Peer config of the mediated connection
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*/
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peer_cfg_t *mediated_cfg;
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};
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/**
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* Adds a list of endpoints as notifies to a given message
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*/
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static void add_endpoints_to_message(message_t *message, linked_list_t *endpoints)
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{
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enumerator_t *enumerator;
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endpoint_notify_t *endpoint;
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enumerator = endpoints->create_enumerator(endpoints);
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while (enumerator->enumerate(enumerator, (void**)&endpoint))
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{
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message->add_payload(message, (payload_t*)endpoint->build_notify(endpoint));
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}
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enumerator->destroy(enumerator);
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}
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/**
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* Gathers endpoints and adds them to the current message
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*/
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static void gather_and_add_endpoints(private_ike_me_t *this, message_t *message)
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{
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enumerator_t *enumerator;
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host_t *addr, *host;
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u_int16_t port;
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/* get the port that is used to communicate with the ms */
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host = this->ike_sa->get_my_host(this->ike_sa);
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port = host->get_port(host);
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enumerator = hydra->kernel_interface->create_address_enumerator(
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hydra->kernel_interface, FALSE, FALSE);
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while (enumerator->enumerate(enumerator, (void**)&addr))
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{
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host = addr->clone(addr);
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host->set_port(host, port);
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this->local_endpoints->insert_last(this->local_endpoints,
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endpoint_notify_create_from_host(HOST, host, NULL));
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host->destroy(host);
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}
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enumerator->destroy(enumerator);
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host = this->ike_sa->get_server_reflexive_host(this->ike_sa);
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if (host)
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{
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this->local_endpoints->insert_last(this->local_endpoints,
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endpoint_notify_create_from_host(SERVER_REFLEXIVE, host,
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this->ike_sa->get_my_host(this->ike_sa)));
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}
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add_endpoints_to_message(message, this->local_endpoints);
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}
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/**
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* read notifys from message and evaluate them
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*/
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static void process_payloads(private_ike_me_t *this, message_t *message)
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{
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enumerator_t *enumerator;
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payload_t *payload;
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enumerator = message->create_payload_enumerator(message);
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while (enumerator->enumerate(enumerator, &payload))
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{
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if (payload->get_type(payload) != NOTIFY)
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{
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continue;
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}
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notify_payload_t *notify = (notify_payload_t*)payload;
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switch (notify->get_notify_type(notify))
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{
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case ME_CONNECT_FAILED:
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{
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DBG2(DBG_IKE, "received ME_CONNECT_FAILED notify");
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this->failed = TRUE;
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break;
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}
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case ME_MEDIATION:
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{
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DBG2(DBG_IKE, "received ME_MEDIATION notify");
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this->mediation = TRUE;
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break;
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}
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case ME_ENDPOINT:
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{
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endpoint_notify_t *endpoint;
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endpoint = endpoint_notify_create_from_payload(notify);
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if (!endpoint)
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{
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DBG1(DBG_IKE, "received invalid ME_ENDPOINT notify");
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break;
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}
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DBG1(DBG_IKE, "received %N ME_ENDPOINT %#H",
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me_endpoint_type_names, endpoint->get_type(endpoint),
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endpoint->get_host(endpoint));
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this->remote_endpoints->insert_last(this->remote_endpoints,
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endpoint);
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break;
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}
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case ME_CALLBACK:
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{
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DBG2(DBG_IKE, "received ME_CALLBACK notify");
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this->callback = TRUE;
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break;
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}
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case ME_CONNECTID:
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{
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chunk_free(&this->connect_id);
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this->connect_id = chunk_clone(notify->get_notification_data(notify));
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DBG2(DBG_IKE, "received ME_CONNECTID %#B", &this->connect_id);
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break;
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}
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case ME_CONNECTKEY:
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{
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chunk_free(&this->connect_key);
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this->connect_key = chunk_clone(notify->get_notification_data(notify));
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DBG4(DBG_IKE, "received ME_CONNECTKEY %#B", &this->connect_key);
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break;
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}
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case ME_RESPONSE:
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{
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DBG2(DBG_IKE, "received ME_RESPONSE notify");
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this->response = TRUE;
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break;
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}
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default:
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break;
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}
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}
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enumerator->destroy(enumerator);
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}
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METHOD(task_t, build_i, status_t,
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private_ike_me_t *this, message_t *message)
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{
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switch(message->get_exchange_type(message))
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{
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case IKE_SA_INIT:
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{
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peer_cfg_t *peer_cfg = this->ike_sa->get_peer_cfg(this->ike_sa);
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if (peer_cfg->is_mediation(peer_cfg))
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{
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DBG2(DBG_IKE, "adding ME_MEDIATION");
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message->add_notify(message, FALSE, ME_MEDIATION, chunk_empty);
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}
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else
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{
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return SUCCESS;
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}
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break;
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}
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case IKE_AUTH:
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{
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if (this->ike_sa->has_condition(this->ike_sa, COND_NAT_HERE))
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{
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endpoint_notify_t *endpoint;
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endpoint = endpoint_notify_create_from_host(SERVER_REFLEXIVE,
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NULL, NULL);
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message->add_payload(message, (payload_t*)endpoint->build_notify(endpoint));
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endpoint->destroy(endpoint);
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}
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break;
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}
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case ME_CONNECT:
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{
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rng_t *rng;
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id_payload_t *id_payload;
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id_payload = id_payload_create_from_identification(ID_PEER,
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this->peer_id);
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message->add_payload(message, (payload_t*)id_payload);
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rng = lib->crypto->create_rng(lib->crypto, RNG_STRONG);
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if (!rng)
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{
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DBG1(DBG_IKE, "unable to generate connect ID for ME_CONNECT");
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return FAILED;
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}
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if (!this->response)
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{
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/* only the initiator creates a connect ID. the responder
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* returns the connect ID that it received from the initiator */
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rng->allocate_bytes(rng, ME_CONNECTID_LEN, &this->connect_id);
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}
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rng->allocate_bytes(rng, ME_CONNECTKEY_LEN, &this->connect_key);
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rng->destroy(rng);
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message->add_notify(message, FALSE, ME_CONNECTID, this->connect_id);
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message->add_notify(message, FALSE, ME_CONNECTKEY, this->connect_key);
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if (this->response)
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{
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message->add_notify(message, FALSE, ME_RESPONSE, chunk_empty);
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}
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else
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{
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/* FIXME: should we make this configurable? */
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message->add_notify(message, FALSE, ME_CALLBACK, chunk_empty);
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}
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gather_and_add_endpoints(this, message);
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break;
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}
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default:
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break;
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}
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return NEED_MORE;
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}
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METHOD(task_t, process_r, status_t,
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private_ike_me_t *this, message_t *message)
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{
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switch(message->get_exchange_type(message))
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{
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case ME_CONNECT:
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{
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id_payload_t *id_payload;
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id_payload = (id_payload_t*)message->get_payload(message, ID_PEER);
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if (!id_payload)
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{
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DBG1(DBG_IKE, "received ME_CONNECT without ID_PEER payload"
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", aborting");
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break;
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}
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this->peer_id = id_payload->get_identification(id_payload);
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process_payloads(this, message);
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if (this->callback)
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{
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DBG1(DBG_IKE, "received ME_CALLBACK for '%Y'", this->peer_id);
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break;
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}
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if (!this->connect_id.ptr)
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{
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DBG1(DBG_IKE, "received ME_CONNECT without ME_CONNECTID notify"
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", aborting");
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this->invalid_syntax = TRUE;
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break;
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}
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if (!this->connect_key.ptr)
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{
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DBG1(DBG_IKE, "received ME_CONNECT without ME_CONNECTKEY "
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"notify, aborting");
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this->invalid_syntax = TRUE;
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break;
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}
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if (!this->remote_endpoints->get_count(this->remote_endpoints))
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{
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DBG1(DBG_IKE, "received ME_CONNECT without any ME_ENDPOINT "
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"payloads, aborting");
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this->invalid_syntax = TRUE;
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break;
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}
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DBG1(DBG_IKE, "received ME_CONNECT");
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break;
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}
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default:
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break;
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}
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return NEED_MORE;
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}
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METHOD(task_t, build_r, status_t,
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private_ike_me_t *this, message_t *message)
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{
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switch(message->get_exchange_type(message))
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{
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case ME_CONNECT:
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{
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if (this->invalid_syntax)
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{
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message->add_notify(message, TRUE, INVALID_SYNTAX, chunk_empty);
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break;
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}
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if (this->callback)
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{
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/* we got a callback from the mediation server, initiate the
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* queued mediated connecction */
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charon->connect_manager->check_and_initiate(
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charon->connect_manager,
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this->ike_sa->get_id(this->ike_sa),
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this->ike_sa->get_my_id(this->ike_sa), this->peer_id);
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return SUCCESS;
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}
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|
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if (this->response)
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{
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/* FIXME: handle result of set_responder_data
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* as initiator, upon receiving a response from another peer,
|
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* update the checklist and start sending checks */
|
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charon->connect_manager->set_responder_data(
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charon->connect_manager,
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this->connect_id, this->connect_key,
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this->remote_endpoints);
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||||
}
|
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else
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{
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/* FIXME: handle result of set_initiator_data
|
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* as responder, create a checklist with the initiator's data */
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charon->connect_manager->set_initiator_data(
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charon->connect_manager,
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this->peer_id, this->ike_sa->get_my_id(this->ike_sa),
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this->connect_id, this->connect_key,
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this->remote_endpoints, FALSE);
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if (this->ike_sa->respond(this->ike_sa, this->peer_id,
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this->connect_id) != SUCCESS)
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{
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return FAILED;
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}
|
||||
}
|
||||
break;
|
||||
}
|
||||
default:
|
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break;
|
||||
}
|
||||
return SUCCESS;
|
||||
}
|
||||
|
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METHOD(task_t, process_i, status_t,
|
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private_ike_me_t *this, message_t *message)
|
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{
|
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switch(message->get_exchange_type(message))
|
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{
|
||||
case IKE_SA_INIT:
|
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{
|
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process_payloads(this, message);
|
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if (!this->mediation)
|
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{
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DBG1(DBG_IKE, "server did not return a ME_MEDIATION, aborting");
|
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return FAILED;
|
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}
|
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/* if we are on a mediation connection we switch to port 4500 even
|
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* if no NAT is detected. */
|
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this->ike_sa->float_ports(this->ike_sa);
|
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return NEED_MORE;
|
||||
}
|
||||
case IKE_AUTH:
|
||||
{
|
||||
process_payloads(this, message);
|
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/* FIXME: we should update the server reflexive endpoint somehow,
|
||||
* if mobike notices a change */
|
||||
endpoint_notify_t *reflexive;
|
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if (this->remote_endpoints->get_first(this->remote_endpoints,
|
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(void**)&reflexive) == SUCCESS &&
|
||||
reflexive->get_type(reflexive) == SERVER_REFLEXIVE)
|
||||
{ /* FIXME: should we accept this endpoint even if we did not send
|
||||
* a request? */
|
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host_t *endpoint = reflexive->get_host(reflexive);
|
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endpoint = endpoint->clone(endpoint);
|
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this->ike_sa->set_server_reflexive_host(this->ike_sa, endpoint);
|
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}
|
||||
break;
|
||||
}
|
||||
case ME_CONNECT:
|
||||
{
|
||||
process_payloads(this, message);
|
||||
|
||||
if (this->failed)
|
||||
{
|
||||
DBG1(DBG_IKE, "peer '%Y' is not online", this->peer_id);
|
||||
/* FIXME: notify the mediated connection (job?) */
|
||||
}
|
||||
else
|
||||
{
|
||||
if (this->response)
|
||||
{
|
||||
/* FIXME: handle result of set_responder_data. */
|
||||
/* as responder, we update the checklist and start sending
|
||||
* checks */
|
||||
charon->connect_manager->set_responder_data(
|
||||
charon->connect_manager, this->connect_id,
|
||||
this->connect_key, this->local_endpoints);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* FIXME: handle result of set_initiator_data */
|
||||
/* as initiator, we create a checklist and set the
|
||||
* initiator's data */
|
||||
charon->connect_manager->set_initiator_data(
|
||||
charon->connect_manager,
|
||||
this->ike_sa->get_my_id(this->ike_sa),
|
||||
this->peer_id, this->connect_id, this->connect_key,
|
||||
this->local_endpoints, TRUE);
|
||||
/* FIXME: also start a timer for the whole transaction
|
||||
* (maybe within the connect_manager?) */
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
default:
|
||||
break;
|
||||
}
|
||||
return SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
* For mediation server
|
||||
*/
|
||||
METHOD(task_t, build_i_ms, status_t,
|
||||
private_ike_me_t *this, message_t *message)
|
||||
{
|
||||
switch(message->get_exchange_type(message))
|
||||
{
|
||||
case ME_CONNECT:
|
||||
{
|
||||
id_payload_t *id_payload;
|
||||
id_payload = id_payload_create_from_identification(ID_PEER,
|
||||
this->peer_id);
|
||||
message->add_payload(message, (payload_t*)id_payload);
|
||||
|
||||
if (this->callback)
|
||||
{
|
||||
message->add_notify(message, FALSE, ME_CALLBACK, chunk_empty);
|
||||
}
|
||||
else
|
||||
{
|
||||
if (this->response)
|
||||
{
|
||||
message->add_notify(message, FALSE, ME_RESPONSE,
|
||||
chunk_empty);
|
||||
}
|
||||
message->add_notify(message, FALSE, ME_CONNECTID,
|
||||
this->connect_id);
|
||||
message->add_notify(message, FALSE, ME_CONNECTKEY,
|
||||
this->connect_key);
|
||||
add_endpoints_to_message(message, this->remote_endpoints);
|
||||
}
|
||||
break;
|
||||
}
|
||||
default:
|
||||
break;
|
||||
}
|
||||
return NEED_MORE;
|
||||
}
|
||||
|
||||
/**
|
||||
* For mediation server
|
||||
*/
|
||||
METHOD(task_t, process_r_ms, status_t,
|
||||
private_ike_me_t *this, message_t *message)
|
||||
{
|
||||
switch(message->get_exchange_type(message))
|
||||
{
|
||||
case IKE_SA_INIT:
|
||||
{
|
||||
/* FIXME: we should check for SA* and TS* payloads. if there are
|
||||
* any, send NO_ADDITIONAL_SAS back and delete this SA */
|
||||
process_payloads(this, message);
|
||||
return this->mediation ? NEED_MORE : SUCCESS;
|
||||
}
|
||||
case IKE_AUTH:
|
||||
{
|
||||
/* FIXME: we should check whether the current peer_config is
|
||||
* configured as mediation connection */
|
||||
process_payloads(this, message);
|
||||
break;
|
||||
}
|
||||
case CREATE_CHILD_SA:
|
||||
{
|
||||
/* FIXME: if this is not to rekey the IKE SA we have to return a
|
||||
* NO_ADDITIONAL_SAS and then delete the SA */
|
||||
break;
|
||||
}
|
||||
case ME_CONNECT:
|
||||
{
|
||||
id_payload_t *id_payload;
|
||||
id_payload = (id_payload_t*)message->get_payload(message, ID_PEER);
|
||||
if (!id_payload)
|
||||
{
|
||||
DBG1(DBG_IKE, "received ME_CONNECT without ID_PEER payload"
|
||||
", aborting");
|
||||
this->invalid_syntax = TRUE;
|
||||
break;
|
||||
}
|
||||
this->peer_id = id_payload->get_identification(id_payload);
|
||||
|
||||
process_payloads(this, message);
|
||||
|
||||
if (!this->connect_id.ptr)
|
||||
{
|
||||
DBG1(DBG_IKE, "received ME_CONNECT without ME_CONNECTID notify"
|
||||
", aborting");
|
||||
this->invalid_syntax = TRUE;
|
||||
break;
|
||||
}
|
||||
|
||||
if (!this->connect_key.ptr)
|
||||
{
|
||||
DBG1(DBG_IKE, "received ME_CONNECT without ME_CONNECTKEY notify"
|
||||
", aborting");
|
||||
this->invalid_syntax = TRUE;
|
||||
break;
|
||||
}
|
||||
|
||||
if (!this->remote_endpoints->get_count(this->remote_endpoints))
|
||||
{
|
||||
DBG1(DBG_IKE, "received ME_CONNECT without any ME_ENDPOINT "
|
||||
"payloads, aborting");
|
||||
this->invalid_syntax = TRUE;
|
||||
break;
|
||||
}
|
||||
break;
|
||||
}
|
||||
default:
|
||||
break;
|
||||
}
|
||||
return NEED_MORE;
|
||||
}
|
||||
|
||||
/**
|
||||
* For mediation server
|
||||
*/
|
||||
METHOD(task_t, build_r_ms, status_t,
|
||||
private_ike_me_t *this, message_t *message)
|
||||
{
|
||||
switch(message->get_exchange_type(message))
|
||||
{
|
||||
case IKE_SA_INIT:
|
||||
{
|
||||
message->add_notify(message, FALSE, ME_MEDIATION, chunk_empty);
|
||||
return NEED_MORE;
|
||||
}
|
||||
case IKE_AUTH:
|
||||
{
|
||||
endpoint_notify_t *endpoint;
|
||||
if (this->remote_endpoints->get_first(this->remote_endpoints,
|
||||
(void**)&endpoint) == SUCCESS &&
|
||||
endpoint->get_type(endpoint) == SERVER_REFLEXIVE)
|
||||
{
|
||||
host_t *host = this->ike_sa->get_other_host(this->ike_sa);
|
||||
DBG2(DBG_IKE, "received request for a server reflexive "
|
||||
"endpoint sending: %#H", host);
|
||||
endpoint = endpoint_notify_create_from_host(SERVER_REFLEXIVE,
|
||||
host, NULL);
|
||||
message->add_payload(message, (payload_t*)endpoint->build_notify(endpoint));
|
||||
endpoint->destroy(endpoint);
|
||||
}
|
||||
this->ike_sa->act_as_mediation_server(this->ike_sa);
|
||||
break;
|
||||
}
|
||||
case ME_CONNECT:
|
||||
{
|
||||
if (this->invalid_syntax)
|
||||
{
|
||||
message->add_notify(message, TRUE, INVALID_SYNTAX, chunk_empty);
|
||||
break;
|
||||
}
|
||||
|
||||
ike_sa_id_t *peer_sa;
|
||||
if (this->callback)
|
||||
{
|
||||
peer_sa = charon->mediation_manager->check_and_register(
|
||||
charon->mediation_manager, this->peer_id,
|
||||
this->ike_sa->get_other_id(this->ike_sa));
|
||||
}
|
||||
else
|
||||
{
|
||||
peer_sa = charon->mediation_manager->check(
|
||||
charon->mediation_manager, this->peer_id);
|
||||
}
|
||||
|
||||
if (!peer_sa)
|
||||
{
|
||||
/* the peer is not online */
|
||||
message->add_notify(message, TRUE, ME_CONNECT_FAILED,
|
||||
chunk_empty);
|
||||
break;
|
||||
}
|
||||
|
||||
job_t *job = (job_t*)mediation_job_create(this->peer_id,
|
||||
this->ike_sa->get_other_id(this->ike_sa), this->connect_id,
|
||||
this->connect_key, this->remote_endpoints, this->response);
|
||||
lib->processor->queue_job(lib->processor, job);
|
||||
break;
|
||||
}
|
||||
default:
|
||||
break;
|
||||
}
|
||||
return SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
* For mediation server
|
||||
*/
|
||||
METHOD(task_t, process_i_ms, status_t,
|
||||
private_ike_me_t *this, message_t *message)
|
||||
{
|
||||
/* FIXME: theoretically we should be prepared to receive a ME_CONNECT_FAILED
|
||||
* here if the responding peer is not able to proceed. in this case we shall
|
||||
* notify the initiating peer with a ME_CONNECT request containing only a
|
||||
* ME_CONNECT_FAILED */
|
||||
return SUCCESS;
|
||||
}
|
||||
|
||||
METHOD(ike_me_t, me_connect, void,
|
||||
private_ike_me_t *this, identification_t *peer_id)
|
||||
{
|
||||
this->peer_id = peer_id->clone(peer_id);
|
||||
}
|
||||
|
||||
METHOD(ike_me_t, me_respond, void,
|
||||
private_ike_me_t *this, identification_t *peer_id, chunk_t connect_id)
|
||||
{
|
||||
this->peer_id = peer_id->clone(peer_id);
|
||||
this->connect_id = chunk_clone(connect_id);
|
||||
this->response = TRUE;
|
||||
}
|
||||
|
||||
METHOD(ike_me_t, me_callback, void,
|
||||
private_ike_me_t *this, identification_t *peer_id)
|
||||
{
|
||||
this->peer_id = peer_id->clone(peer_id);
|
||||
this->callback = TRUE;
|
||||
}
|
||||
|
||||
METHOD(ike_me_t, relay, void,
|
||||
private_ike_me_t *this, identification_t *requester, chunk_t connect_id,
|
||||
chunk_t connect_key, linked_list_t *endpoints, bool response)
|
||||
{
|
||||
this->peer_id = requester->clone(requester);
|
||||
this->connect_id = chunk_clone(connect_id);
|
||||
this->connect_key = chunk_clone(connect_key);
|
||||
|
||||
this->remote_endpoints->destroy_offset(this->remote_endpoints,
|
||||
offsetof(endpoint_notify_t, destroy));
|
||||
this->remote_endpoints = endpoints->clone_offset(endpoints,
|
||||
offsetof(endpoint_notify_t, clone));
|
||||
|
||||
this->response = response;
|
||||
}
|
||||
|
||||
METHOD(task_t, get_type, task_type_t,
|
||||
private_ike_me_t *this)
|
||||
{
|
||||
return TASK_IKE_ME;
|
||||
}
|
||||
|
||||
METHOD(task_t, migrate, void,
|
||||
private_ike_me_t *this, ike_sa_t *ike_sa)
|
||||
{
|
||||
this->ike_sa = ike_sa;
|
||||
}
|
||||
|
||||
METHOD(task_t, destroy, void,
|
||||
private_ike_me_t *this)
|
||||
{
|
||||
DESTROY_IF(this->peer_id);
|
||||
|
||||
chunk_free(&this->connect_id);
|
||||
chunk_free(&this->connect_key);
|
||||
|
||||
this->local_endpoints->destroy_offset(this->local_endpoints,
|
||||
offsetof(endpoint_notify_t, destroy));
|
||||
this->remote_endpoints->destroy_offset(this->remote_endpoints,
|
||||
offsetof(endpoint_notify_t, destroy));
|
||||
|
||||
DESTROY_IF(this->mediated_cfg);
|
||||
free(this);
|
||||
}
|
||||
|
||||
/*
|
||||
* Described in header.
|
||||
*/
|
||||
ike_me_t *ike_me_create(ike_sa_t *ike_sa, bool initiator)
|
||||
{
|
||||
private_ike_me_t *this;
|
||||
|
||||
INIT(this,
|
||||
.public = {
|
||||
.task = {
|
||||
.get_type = _get_type,
|
||||
.migrate = _migrate,
|
||||
.destroy = _destroy,
|
||||
},
|
||||
.connect = _me_connect,
|
||||
.respond = _me_respond,
|
||||
.callback = _me_callback,
|
||||
.relay = _relay,
|
||||
},
|
||||
.ike_sa = ike_sa,
|
||||
.initiator = initiator,
|
||||
.local_endpoints = linked_list_create(),
|
||||
.remote_endpoints = linked_list_create(),
|
||||
);
|
||||
|
||||
if (ike_sa->has_condition(ike_sa, COND_ORIGINAL_INITIATOR))
|
||||
{
|
||||
if (initiator)
|
||||
{
|
||||
this->public.task.build = _build_i;
|
||||
this->public.task.process = _process_i;
|
||||
}
|
||||
else
|
||||
{
|
||||
this->public.task.build = _build_r;
|
||||
this->public.task.process = _process_r;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* mediation server */
|
||||
if (initiator)
|
||||
{
|
||||
this->public.task.build = _build_i_ms;
|
||||
this->public.task.process = _process_i_ms;
|
||||
}
|
||||
else
|
||||
{
|
||||
this->public.task.build = _build_r_ms;
|
||||
this->public.task.process = _process_r_ms;
|
||||
}
|
||||
}
|
||||
|
||||
return &this->public;
|
||||
}
|
||||
Reference in New Issue
Block a user