hostap/tests/hwsim/tnc/hostap2_imc.c

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/*
* Example IMC for TNC testing
* Copyright (c) 2014, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#include "includes.h"
#include "common.h"
#include "common/tnc.h"
static int initialized = 0;
static TNC_IMCID my_id = -1;
static TNC_TNCC_SendMessagePointer send_message = NULL;
static TNC_TNCC_ReportMessageTypesPointer report_message_types = NULL;
static TNC_TNCC_RequestHandshakeRetryPointer request_retry = NULL;
static TNC_MessageType message_types[] =
{
(TNC_VENDORID_ANY << 8) | TNC_SUBTYPE_ANY
};
TNC_Result TNC_IMC_Initialize(
/*in*/ TNC_IMCID imcID,
/*in*/ TNC_Version minVersion,
/*in*/ TNC_Version maxVersion,
/*out*/ TNC_Version *pOutActualVersion)
{
wpa_printf(MSG_INFO,
"IMC(hostap2) %s(imcID=%u, minVersion=%u, maxVersion=%u)",
__func__, (unsigned) imcID, (unsigned) minVersion,
(unsigned) maxVersion);
if (initialized)
return TNC_RESULT_ALREADY_INITIALIZED;
if (minVersion < TNC_IFIMC_VERSION_1 ||
maxVersion > TNC_IFIMC_VERSION_1)
return TNC_RESULT_NO_COMMON_VERSION;
if (!pOutActualVersion)
return TNC_RESULT_INVALID_PARAMETER;
*pOutActualVersion = TNC_IFIMC_VERSION_1;
my_id = imcID;
initialized = 1;
return TNC_RESULT_SUCCESS;
}
TNC_Result TNC_IMC_BeginHandshake(
/*in*/ TNC_IMCID imcID,
/*in*/ TNC_ConnectionID connectionID)
{
char *msg = "hello";
TNC_Result res;
wpa_printf(MSG_INFO, "IMC(hostap2) %s(imcID=%u, connectionID=%u)",
__func__, (unsigned) imcID, (unsigned) connectionID);
if (!initialized)
return TNC_RESULT_NOT_INITIALIZED;
if (imcID != my_id)
return TNC_RESULT_INVALID_PARAMETER;
if (!send_message)
return TNC_RESULT_FATAL;
res = send_message(imcID, connectionID, msg, os_strlen(msg), 1);
if (res != TNC_RESULT_SUCCESS)
return res;
return TNC_RESULT_SUCCESS;
}
TNC_Result TNC_IMC_ProvideBindFunction(
/*in*/ TNC_IMCID imcID,
/*in*/ TNC_TNCC_BindFunctionPointer bindFunction)
{
TNC_Result res;
wpa_printf(MSG_INFO, "IMC(hostap2) %s(imcID=%u)",
__func__, (unsigned) imcID);
if (!initialized)
return TNC_RESULT_NOT_INITIALIZED;
if (imcID != my_id || !bindFunction)
return TNC_RESULT_INVALID_PARAMETER;
if (bindFunction(imcID, "TNC_TNCC_SendMessage",
(void **) &send_message) != TNC_RESULT_SUCCESS ||
!send_message)
return TNC_RESULT_FATAL;
if (bindFunction(imcID, "TNC_TNCC_ReportMessageTypes",
(void **) &report_message_types) !=
TNC_RESULT_SUCCESS ||
!report_message_types)
return TNC_RESULT_FATAL;
if (bindFunction(imcID, "TNC_TNCC_RequestHandshakeRetry",
(void **) &request_retry) != TNC_RESULT_SUCCESS ||
!request_retry)
return TNC_RESULT_FATAL;
res = report_message_types(imcID, message_types,
ARRAY_SIZE(message_types));
if (res != TNC_RESULT_SUCCESS)
return res;
return TNC_RESULT_SUCCESS;
}
TNC_Result TNC_IMC_NotifyConnectionChange(
/*in*/ TNC_IMCID imcID,
/*in*/ TNC_ConnectionID connectionID,
/*in*/ TNC_ConnectionState newState)
{
wpa_printf(MSG_INFO,
"IMC(hostap2) %s(imcID=%u, connectionID=%u, newState=%u)",
__func__, (unsigned) imcID, (unsigned) connectionID,
(unsigned) newState);
return TNC_RESULT_SUCCESS;
}
TNC_Result TNC_IMC_ReceiveMessage(
/*in*/ TNC_IMCID imcID,
/*in*/ TNC_ConnectionID connectionID,
/*in*/ TNC_BufferReference message,
/*in*/ TNC_UInt32 messageLength,
/*in*/ TNC_MessageType messageType)
{
TNC_Result res;
wpa_printf(MSG_INFO,
"IMC(hostap2) %s(imcID=%u, connectionID=%u, messageType=%u)",
__func__, (unsigned) imcID, (unsigned) connectionID,
(unsigned) messageType);
wpa_hexdump_ascii(MSG_INFO, "IMC(hostap2) message",
message, messageLength);
if (messageType == 1 && messageLength == 5 &&
os_memcmp(message, "hello", 5) == 0) {
char *msg = "i'm fine";
res = send_message(imcID, connectionID, msg, os_strlen(msg), 1);
if (res != TNC_RESULT_SUCCESS)
return res;
}
return TNC_RESULT_SUCCESS;
}
TNC_Result TNC_IMC_BatchEnding(
/*in*/ TNC_IMCID imcID,
/*in*/ TNC_ConnectionID connectionID)
{
wpa_printf(MSG_INFO, "IMC(hostap2) %s(imcID=%u, connectionID=%u)",
__func__, (unsigned) imcID, (unsigned) connectionID);
return TNC_RESULT_SUCCESS;
}
TNC_Result TNC_IMC_Terminate(
/*in*/ TNC_IMCID imcID)
{
wpa_printf(MSG_INFO, "IMC(hostap2) %s(imcID=%u)",
__func__, (unsigned) imcID);
return TNC_RESULT_SUCCESS;
}