82 lines
1.8 KiB
C
82 lines
1.8 KiB
C
/*
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* Copyright (C) 2010 Martin Willi
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* Copyright (C) 2010 revosec AG
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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 "hook.h"
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#include <encoding/payloads/ke_payload.h>
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typedef struct private_log_ke_t private_log_ke_t;
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/**
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* Private data of an log_ke_t object.
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*/
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struct private_log_ke_t {
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/**
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* Implements the hook_t interface.
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*/
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hook_t hook;
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};
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METHOD(listener_t, message, bool,
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private_log_ke_t *this, ike_sa_t *ike_sa, message_t *message,
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bool incoming, bool plain)
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{
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if (incoming && plain)
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{
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enumerator_t *enumerator;
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payload_t *payload;
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ke_payload_t *ke;
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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) == PLV2_KEY_EXCHANGE)
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{
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ke = (ke_payload_t*)payload;
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DBG1(DBG_CFG, "received DH group %N",
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diffie_hellman_group_names, ke->get_dh_group_number(ke));
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}
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}
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enumerator->destroy(enumerator);
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}
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return TRUE;
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}
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METHOD(hook_t, destroy, void,
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private_log_ke_t *this)
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{
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free(this);
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}
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/**
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* Create the IKE_AUTH fill hook
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*/
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hook_t *log_ke_hook_create(char *name)
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{
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private_log_ke_t *this;
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INIT(this,
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.hook = {
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.listener = {
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.message = _message,
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},
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.destroy = _destroy,
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},
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);
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return &this->hook;
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}
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