112 lines
2.5 KiB
C
112 lines
2.5 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/unknown_payload.h>
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typedef struct private_set_ike_version_t private_set_ike_version_t;
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/**
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* Private data of an set_ike_version_t object.
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*/
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struct private_set_ike_version_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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* Alter requests or responses?
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*/
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bool req;
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/**
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* ID of message to alter.
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*/
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int id;
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/**
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* Major version to set
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*/
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int major;
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/**
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* Minor version to set
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*/
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int minor;
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/**
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* Higher version supported?
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*/
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bool higher;
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};
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METHOD(listener_t, message, bool,
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private_set_ike_version_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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message->get_request(message) == this->req &&
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message->get_message_id(message) == this->id)
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{
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DBG1(DBG_CFG, "setting IKE version of message ID %d to %d.%d",
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this->id, this->major, this->minor);
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message->set_major_version(message, this->major);
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message->set_minor_version(message, this->minor);
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if (this->higher)
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{
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message->set_version_flag(message);
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}
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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_set_ike_version_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 *set_ike_version_hook_create(char *name)
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{
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private_set_ike_version_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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.req = conftest->test->get_bool(conftest->test,
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"hooks.%s.request", TRUE, name),
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.id = conftest->test->get_int(conftest->test,
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"hooks.%s.id", 0, name),
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.major = conftest->test->get_int(conftest->test,
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"hooks.%s.major", 2, name),
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.minor = conftest->test->get_int(conftest->test,
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"hooks.%s.minor", 0, name),
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.higher = conftest->test->get_bool(conftest->test,
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"hooks.%s.higher", FALSE, name),
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);
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return &this->hook;
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}
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