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/*
* Copyright (C) 2012-2013 Andreas Steffen
* HSR Hochschule fuer Technik Rapperswil
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
/**
* Define the following two static constants externally:
* static const char imv_name[] = "xx";
* static const imv_agent_create_t imv_agent_create = imv_xx_agent_create;
*/
#include <utils/debug.h>
static imv_agent_if_t *imv_agent;
/*
* see section 3.8.1 of TCG TNC IF-IMV Specification 1.3
*/
TNC_Result TNC_IMV_Initialize(TNC_IMVID imv_id,
TNC_Version min_version,
TNC_Version max_version,
TNC_Version *actual_version)
{
if (imv_agent)
{
DBG1(DBG_IMV, "IMV \"%s\" has already been initialized", imv_name);
return TNC_RESULT_ALREADY_INITIALIZED;
}
imv_agent = imv_agent_create(imv_name, imv_id, actual_version);
if (!imv_agent)
{
return TNC_RESULT_FATAL;
}
if (min_version > TNC_IFIMV_VERSION_1 || max_version < TNC_IFIMV_VERSION_1)
{
DBG1(DBG_IMV, "no common IF-IMV version");
return TNC_RESULT_NO_COMMON_VERSION;
}
return TNC_RESULT_SUCCESS;
}
/**
* see section 3.8.2 of TCG TNC IF-IMV Specification 1.3
*/
TNC_Result TNC_IMV_NotifyConnectionChange(TNC_IMVID imv_id,
TNC_ConnectionID connection_id,
TNC_ConnectionState new_state)
{
if (!imv_agent)
{
DBG1(DBG_IMV, "IMV \"%s\" has not been initialized", imv_name);
return TNC_RESULT_NOT_INITIALIZED;
}
return imv_agent->notify_connection_change(imv_agent, connection_id,
new_state);
}
/**
* see section 3.8.4 of TCG TNC IF-IMV Specification 1.3
*/
TNC_Result TNC_IMV_ReceiveMessage(TNC_IMVID imv_id,
TNC_ConnectionID connection_id,
TNC_BufferReference msg,
TNC_UInt32 msg_len,
TNC_MessageType msg_type)
{
if (!imv_agent)
{
DBG1(DBG_IMV, "IMV \"%s\" has not been initialized", imv_name);
return TNC_RESULT_NOT_INITIALIZED;
}
return imv_agent->receive_message(imv_agent, connection_id, msg_type,
chunk_create(msg, msg_len));
}
/**
* see section 3.8.6 of TCG TNC IF-IMV Specification 1.3
*/
TNC_Result TNC_IMV_ReceiveMessageLong(TNC_IMVID imv_id,
TNC_ConnectionID connection_id,
TNC_UInt32 msg_flags,
TNC_BufferReference msg,
TNC_UInt32 msg_len,
TNC_VendorID msg_vid,
TNC_MessageSubtype msg_subtype,
TNC_UInt32 src_imc_id,
TNC_UInt32 dst_imv_id)
{
if (!imv_agent)
{
DBG1(DBG_IMV, "IMV \"%s\" has not been initialized", imv_name);
return TNC_RESULT_NOT_INITIALIZED;
}
return imv_agent->receive_message_long(imv_agent, connection_id,
src_imc_id, dst_imv_id,
msg_vid, msg_subtype, chunk_create(msg, msg_len));
}
/**
* see section 3.8.7 of TCG TNC IF-IMV Specification 1.3
*/
TNC_Result TNC_IMV_SolicitRecommendation(TNC_IMVID imv_id,
TNC_ConnectionID connection_id)
{
if (!imv_agent)
{
DBG1(DBG_IMV, "IMV \"%s\" has not been initialized", imv_name);
return TNC_RESULT_NOT_INITIALIZED;
}
return imv_agent->solicit_recommendation(imv_agent, connection_id);
}
/**
* see section 3.8.8 of TCG TNC IF-IMV Specification 1.3
*/
TNC_Result TNC_IMV_BatchEnding(TNC_IMVID imv_id, TNC_ConnectionID connection_id)
{
if (!imv_agent)
{
DBG1(DBG_IMV, "IMV \"%s\" has not been initialized", imv_name);
return TNC_RESULT_NOT_INITIALIZED;
}
return imv_agent->batch_ending(imv_agent, connection_id);
}
/**
* see section 3.8.9 of TCG TNC IF-IMV Specification 1.3
*/
TNC_Result TNC_IMV_Terminate(TNC_IMVID imv_id)
{
if (!imv_agent)
{
DBG1(DBG_IMV, "IMV \"%s\" has not been initialized", imv_name);
return TNC_RESULT_NOT_INITIALIZED;
}
imv_agent->destroy(imv_agent);
imv_agent = NULL;
return TNC_RESULT_SUCCESS;
}
/**
* see section 4.2.8.1 of TCG TNC IF-IMV Specification 1.3
*/
TNC_Result TNC_IMV_ProvideBindFunction(TNC_IMVID imv_id,
TNC_TNCS_BindFunctionPointer bind_function)
{
if (!imv_agent)
{
DBG1(DBG_IMV, "IMV \"%s\" has not been initialized", imv_name);
return TNC_RESULT_NOT_INITIALIZED;
}
return imv_agent->bind_functions(imv_agent, bind_function);
}
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