102 lines
3.0 KiB
C
102 lines
3.0 KiB
C
/*
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* Copyright (C) 2006 Mike McCauley
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* Copyright (C) 2010 Andreas Steffen, HSR 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 "tnc_imc.h"
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#include <debug.h>
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#include <daemon.h>
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#define TNC_IMVID_ANY 0xffff
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/**
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* Called by the IMC to inform a TNCC about the set of message types the IMC
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* is able to receive
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*/
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TNC_Result TNC_TNCC_ReportMessageTypes(TNC_IMCID imc_id,
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TNC_MessageTypeList supported_types,
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TNC_UInt32 type_count)
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{
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if (!charon->imcs->is_registered(charon->imcs, imc_id))
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{
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DBG1(DBG_TNC, "ignoring ReportMessageTypes() from unregistered IMC %u",
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imc_id);
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return TNC_RESULT_INVALID_PARAMETER;
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}
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return charon->imcs->set_message_types(charon->imcs, imc_id,
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supported_types, type_count);
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}
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/**
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* Called by the IMC to ask a TNCC to retry an Integrity Check Handshake
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*/
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TNC_Result TNC_TNCC_RequestHandshakeRetry(TNC_IMCID imc_id,
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TNC_ConnectionID connection_id,
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TNC_RetryReason reason)
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{
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if (!charon->imcs->is_registered(charon->imcs, imc_id))
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{
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DBG1(DBG_TNC, "ignoring RequestHandshakeRetry() from unregistered IMC %u",
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imc_id);
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return TNC_RESULT_INVALID_PARAMETER;
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}
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return charon->tnccs->request_handshake_retry(charon->tnccs, TRUE, imc_id,
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connection_id, reason);
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}
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/**
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* Called by the IMC when an IMC-IMV message is to be sent
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*/
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TNC_Result TNC_TNCC_SendMessage(TNC_IMCID imc_id,
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TNC_ConnectionID connection_id,
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TNC_BufferReference msg,
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TNC_UInt32 msg_len,
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TNC_MessageType msg_type)
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{
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if (!charon->imcs->is_registered(charon->imcs, imc_id))
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{
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DBG1(DBG_TNC, "ignoring SendMessage() from unregistered IMC %u",
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imc_id);
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return TNC_RESULT_INVALID_PARAMETER;
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}
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return charon->tnccs->send_message(charon->tnccs, imc_id, TNC_IMVID_ANY,
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connection_id, msg, msg_len, msg_type);
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}
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/**
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* Called by the IMC when it needs a function pointer
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*/
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TNC_Result TNC_TNCC_BindFunction(TNC_IMCID id,
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char *function_name,
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void **function_pointer)
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{
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if (streq(function_name, "TNC_TNCC_ReportMessageTypes"))
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{
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*function_pointer = (void*)TNC_TNCC_ReportMessageTypes;
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}
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else if (streq(function_name, "TNC_TNCC_RequestHandshakeRetry"))
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{
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*function_pointer = (void*)TNC_TNCC_RequestHandshakeRetry;
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}
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else if (streq(function_name, "TNC_TNCC_SendMessage"))
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{
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*function_pointer = (void*)TNC_TNCC_SendMessage;
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}
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else
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{
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return TNC_RESULT_INVALID_PARAMETER;
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}
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return TNC_RESULT_SUCCESS;
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}
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