created empty imc_attestation and imv_attestation plugin hulls

This commit is contained in:
Andreas Steffen 2011-06-20 16:30:23 +02:00
parent 6fde6cfaf8
commit 4a492a8d1f
12 changed files with 1132 additions and 2 deletions

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@ -137,8 +137,13 @@ ARG_ENABL_SET([tnccs-20], [enable TNCCS 2.0 protocol module.])
ARG_ENABL_SET([tnccs-dynamic], [enable dynamic TNCCS protocol discovery module.])
ARG_ENABL_SET([imc-test], [enable IMC test module.])
ARG_ENABL_SET([imv-test], [enable IMV test module.])
<<<<<<< HEAD
ARG_ENABL_SET([imc-scanner], [enable IMC port scanner module.])
ARG_ENABL_SET([imv-scanner], [enable IMV port scanner module.])
=======
ARG_ENABL_SET([imc-attestation],[enable IMC attestation module.])
ARG_ENABL_SET([imv-attestation],[enable IMV attestation module.])
>>>>>>> created empty imc_attestation and imv_attestation plugin hulls
ARG_DISBL_SET([kernel-netlink], [disable the netlink kernel interface.])
ARG_ENABL_SET([kernel-pfkey], [enable the PF_KEY kernel interface.])
ARG_ENABL_SET([kernel-pfroute], [enable the PF_ROUTE kernel interface.])
@ -248,7 +253,7 @@ if test x$eap_tls = xtrue -o x$eap_ttls = xtrue -o x$eap_peap = xtrue; then
tls=true;
fi
if test x$imc_test = xtrue -o x$imv_test = xtrue -o x$imc_scanner = xtrue -o x$imv_scanner = xtrue; then
if test x$imc_test = xtrue -o x$imv_test = xtrue -o x$imc_scanner = xtrue -o x$imv_scanner = xtrue -o x$imc_attestation = xtrue -o x$imv_attestation = xtrue; then
imcv=true;
fi
@ -945,8 +950,13 @@ AM_CONDITIONAL(USE_TNCCS_20, test x$tnccs_20 = xtrue)
AM_CONDITIONAL(USE_TNCCS_DYNAMIC, test x$tnccs_dynamic = xtrue)
AM_CONDITIONAL(USE_IMC_TEST, test x$imc_test = xtrue)
AM_CONDITIONAL(USE_IMV_TEST, test x$imv_test = xtrue)
<<<<<<< HEAD
AM_CONDITIONAL(USE_IMC_SCANNER, test x$imc_scanner = xtrue)
AM_CONDITIONAL(USE_IMV_SCANNER, test x$imv_scanner = xtrue)
=======
AM_CONDITIONAL(USE_IMC_ATTESTATION, test x$imc_attestation = xtrue)
AM_CONDITIONAL(USE_IMV_ATTESTATION, test x$imv_attestation = xtrue)
>>>>>>> created empty imc_attestation and imv_attestation plugin hulls
AM_CONDITIONAL(USE_SOCKET_DEFAULT, test x$socket_default = xtrue)
AM_CONDITIONAL(USE_SOCKET_RAW, test x$socket_raw = xtrue)
AM_CONDITIONAL(USE_SOCKET_DYNAMIC, test x$socket_dynamic = xtrue)
@ -1080,6 +1090,8 @@ AC_OUTPUT(
src/libimcv/plugins/imv_test/Makefile
src/libimcv/plugins/imc_scanner/Makefile
src/libimcv/plugins/imv_scanner/Makefile
src/libimcv/plugins/imc_attestation/Makefile
src/libimcv/plugins/imv_attestation/Makefile
src/pluto/Makefile
src/pluto/plugins/xauth/Makefile
src/whack/Makefile

View File

@ -14,7 +14,8 @@ libimcv_la_SOURCES = \
ietf/ietf_attr_port_filter.h ietf/ietf_attr_port_filter.c \
ita/ita_attr_command.h ita/ita_attr_command.c \
pa_tnc/pa_tnc_msg.h pa_tnc/pa_tnc_msg.c \
pa_tnc/pa_tnc_attr.h pa_tnc/pa_tnc_attr.c
pa_tnc/pa_tnc_attr.h pa_tnc/pa_tnc_attr.c \
tcg/tcg_attr.h tcg/tcg_attr.c
SUBDIRS = .
@ -32,4 +33,11 @@ endif
if USE_IMV_SCANNER
SUBDIRS += plugins/imv_scanner
if USE_IMC_ATTESTATION
SUBDIRS += plugins/imc_attestation
endif
if USE_IMV_ATTESTATION
SUBDIRS += plugins/imv_attestation
endif

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@ -0,0 +1,16 @@
INCLUDES = -I$(top_srcdir)/src/libstrongswan -I$(top_srcdir)/src/libtncif \
-I$(top_srcdir)/src/libimcv
AM_CFLAGS = -rdynamic
plugin_LTLIBRARIES = libstrongswan-imc-attestation.la
libstrongswan_imc_attestation_la_LIBADD = $(top_builddir)/src/libimcv/libimcv.la \
$(top_builddir)/src/libstrongswan/libstrongswan.la
libstrongswan_imc_attestation_la_SOURCES = imc_attestation.c \
imc_attestation_state.h imc_attestation_state.c
libstrongswan_imc_attestation_la_LDFLAGS = -module -avoid-version

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@ -0,0 +1,248 @@
/*
* Copyright (C) 2011 Sansar Choinyambuu
* 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.
*/
#include "imc_attestation_state.h"
#include <imc/imc_agent.h>
#include <pa_tnc/pa_tnc_msg.h>
#include <ietf/ietf_attr.h>
#include <ietf/ietf_attr_pa_tnc_error.h>
#include <tcg/tcg_attr.h>
#include <pen/pen.h>
#include <debug.h>
/* IMC definitions */
static const char imc_name[] = "Attestation";
#define IMC_VENDOR_ID PEN_ITA
#define IMC_SUBTYPE 0x02
static imc_agent_t *imc_attestation;
/**
* see section 3.7.1 of TCG TNC IF-IMC Specification 1.2
*/
TNC_Result TNC_IMC_Initialize(TNC_IMCID imc_id,
TNC_Version min_version,
TNC_Version max_version,
TNC_Version *actual_version)
{
if (imc_attestation)
{
DBG1(DBG_IMC, "IMC \"%s\" has already been initialized", imc_name);
return TNC_RESULT_ALREADY_INITIALIZED;
}
imc_attestation = imc_agent_create(imc_name, IMC_VENDOR_ID, IMC_SUBTYPE,
imc_id, actual_version);
if (!imc_attestation)
{
return TNC_RESULT_FATAL;
}
if (min_version > TNC_IFIMC_VERSION_1 || max_version < TNC_IFIMC_VERSION_1)
{
DBG1(DBG_IMC, "no common IF-IMC version");
return TNC_RESULT_NO_COMMON_VERSION;
}
return TNC_RESULT_SUCCESS;
}
/**
* see section 3.7.2 of TCG TNC IF-IMC Specification 1.2
*/
TNC_Result TNC_IMC_NotifyConnectionChange(TNC_IMCID imc_id,
TNC_ConnectionID connection_id,
TNC_ConnectionState new_state)
{
imc_state_t *state;
imc_attestation_state_t *test_state;
if (!imc_attestation)
{
DBG1(DBG_IMC, "IMC \"%s\" has not been initialized", imc_name);
return TNC_RESULT_NOT_INITIALIZED;
}
switch (new_state)
{
case TNC_CONNECTION_STATE_CREATE:
state = imc_attestation_state_create(connection_id);
return imc_attestation->create_state(imc_attestation, state);
case TNC_CONNECTION_STATE_DELETE:
return imc_attestation->delete_state(imc_attestation, connection_id);
case TNC_CONNECTION_STATE_ACCESS_ISOLATED:
case TNC_CONNECTION_STATE_ACCESS_NONE:
default:
return imc_attestation->change_state(imc_attestation, connection_id, new_state);
}
}
static TNC_Result send_message(TNC_ConnectionID connection_id)
{
pa_tnc_msg_t *msg;
pa_tnc_attr_t *attr;
imc_state_t *state;
imc_attestation_state_t *test_state;
TNC_Result result;
if (!imc_attestation->get_state(imc_attestation, connection_id, &state))
{
return TNC_RESULT_FATAL;
}
test_state = (imc_attestation_state_t*)state;
msg = pa_tnc_msg_create();
/**
* add TCG PTS attributes
*/
msg->build(msg);
result = imc_attestation->send_message(imc_attestation, connection_id,
msg->get_encoding(msg));
msg->destroy(msg);
return result;
}
/**
* see section 3.7.3 of TCG TNC IF-IMC Specification 1.2
*/
TNC_Result TNC_IMC_BeginHandshake(TNC_IMCID imc_id,
TNC_ConnectionID connection_id)
{
if (!imc_attestation)
{
DBG1(DBG_IMC, "IMC \"%s\" has not been initialized", imc_name);
return TNC_RESULT_NOT_INITIALIZED;
}
return send_message(connection_id);
}
/**
* see section 3.7.4 of TCG TNC IF-IMC Specification 1.2
*/
TNC_Result TNC_IMC_ReceiveMessage(TNC_IMCID imc_id,
TNC_ConnectionID connection_id,
TNC_BufferReference msg,
TNC_UInt32 msg_len,
TNC_MessageType msg_type)
{
pa_tnc_msg_t *pa_tnc_msg;
pa_tnc_attr_t *attr;
enumerator_t *enumerator;
TNC_Result result;
bool fatal_error = FALSE;
if (!imc_attestation)
{
DBG1(DBG_IMC, "IMC \"%s\" has not been initialized", imc_name);
return TNC_RESULT_NOT_INITIALIZED;
}
/* parse received PA-TNC message and automatically handle any errors */
result = imc_attestation->receive_message(imc_attestation, connection_id,
chunk_create(msg, msg_len), msg_type,
&pa_tnc_msg);
/* no parsed PA-TNC attributes available if an error occurred */
if (!pa_tnc_msg)
{
return result;
}
/* analyze PA-TNC attributes */
enumerator = pa_tnc_msg->create_attribute_enumerator(pa_tnc_msg);
while (enumerator->enumerate(enumerator, &attr))
{
if (attr->get_vendor_id(attr) == PEN_IETF &&
attr->get_type(attr) == IETF_ATTR_PA_TNC_ERROR)
{
ietf_attr_pa_tnc_error_t *error_attr;
pa_tnc_error_code_t error_code;
chunk_t msg_info, attr_info;
error_attr = (ietf_attr_pa_tnc_error_t*)attr;
error_code = error_attr->get_error_code(error_attr);
msg_info = error_attr->get_msg_info(error_attr);
DBG1(DBG_IMC, "received PA-TNC error '%N' concerning message %#B",
pa_tnc_error_code_names, error_code, &msg_info);
switch (error_code)
{
case PA_ERROR_ATTR_TYPE_NOT_SUPPORTED:
attr_info = error_attr->get_attr_info(error_attr);
DBG1(DBG_IMC, " unsupported attribute %#B", &attr_info);
break;
default:
break;
}
fatal_error = TRUE;
}
else if (attr->get_vendor_id(attr) == PEN_TCG)
{
/**
* Handle TCG PTS attributes
*/
}
}
enumerator->destroy(enumerator);
pa_tnc_msg->destroy(pa_tnc_msg);
/* if no error occurred then always return the same response */
return fatal_error ? TNC_RESULT_FATAL : send_message(connection_id);
}
/**
* see section 3.7.5 of TCG TNC IF-IMC Specification 1.2
*/
TNC_Result TNC_IMC_BatchEnding(TNC_IMCID imc_id,
TNC_ConnectionID connection_id)
{
if (!imc_attestation)
{
DBG1(DBG_IMC, "IMC \"%s\" has not been initialized", imc_name);
return TNC_RESULT_NOT_INITIALIZED;
}
return TNC_RESULT_SUCCESS;
}
/**
* see section 3.7.6 of TCG TNC IF-IMC Specification 1.2
*/
TNC_Result TNC_IMC_Terminate(TNC_IMCID imc_id)
{
if (!imc_attestation)
{
DBG1(DBG_IMC, "IMC \"%s\" has not been initialized", imc_name);
return TNC_RESULT_NOT_INITIALIZED;
}
imc_attestation->destroy(imc_attestation);
imc_attestation = NULL;
return TNC_RESULT_SUCCESS;
}
/**
* see section 4.2.8.1 of TCG TNC IF-IMC Specification 1.2
*/
TNC_Result TNC_IMC_ProvideBindFunction(TNC_IMCID imc_id,
TNC_TNCC_BindFunctionPointer bind_function)
{
if (!imc_attestation)
{
DBG1(DBG_IMC, "IMC \"%s\" has not been initialized", imc_name);
return TNC_RESULT_NOT_INITIALIZED;
}
return imc_attestation->bind_functions(imc_attestation, bind_function);
}

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@ -0,0 +1,84 @@
/*
* Copyright (C) 2011 Sansar Choinyambuu
* 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.
*/
#include "imc_attestation_state.h"
#include <debug.h>
typedef struct private_imc_attestation_state_t private_imc_attestation_state_t;
/**
* Private data of an imc_attestation_state_t object.
*/
struct private_imc_attestation_state_t {
/**
* Public members of imc_attestation_state_t
*/
imc_attestation_state_t public;
/**
* TNCCS connection ID
*/
TNC_ConnectionID connection_id;
/**
* TNCCS connection state
*/
TNC_ConnectionState state;
};
METHOD(imc_state_t, get_connection_id, TNC_ConnectionID,
private_imc_attestation_state_t *this)
{
return this->connection_id;
}
METHOD(imc_state_t, change_state, void,
private_imc_attestation_state_t *this, TNC_ConnectionState new_state)
{
this->state = new_state;
}
METHOD(imc_state_t, destroy, void,
private_imc_attestation_state_t *this)
{
free(this);
}
/**
* Described in header.
*/
imc_state_t *imc_attestation_state_create(TNC_ConnectionID connection_id)
{
private_imc_attestation_state_t *this;
INIT(this,
.public = {
.interface = {
.get_connection_id = _get_connection_id,
.change_state = _change_state,
.destroy = _destroy,
},
},
.state = TNC_CONNECTION_STATE_CREATE,
.connection_id = connection_id,
);
return &this->public.interface;
}

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@ -0,0 +1,48 @@
/*
* Copyright (C) 2011 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.
*/
/**
*
* @defgroup imc_attestation_state_t imc_attestation_state
* @{ @ingroup imc_attestation_state
*/
#ifndef IMC_ATTESTATION_STATE_H_
#define IMC_ATTESTATION_STATE_H_
#include <imc/imc_state.h>
#include <library.h>
typedef struct imc_attestation_state_t imc_attestation_state_t;
/**
* Internal state of an imc_attestation_t connection instance
*/
struct imc_attestation_state_t {
/**
* imc_state_t interface
*/
imc_state_t interface;
};
/**
* Create an imc_attestation_state_t instance
*
* @param id connection ID
* @param rounds total number of IMC re-measurements
*/
imc_state_t* imc_attestation_state_create(TNC_ConnectionID id);
#endif /** IMC_ATTESTATION_STATE_H_ @}*/

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@ -0,0 +1,16 @@
INCLUDES = -I$(top_srcdir)/src/libstrongswan -I$(top_srcdir)/src/libtncif \
-I$(top_srcdir)/src/libimcv
AM_CFLAGS = -rdynamic
plugin_LTLIBRARIES = libstrongswan-imv-attestation.la
libstrongswan_imv_attestation_la_LIBADD = $(top_builddir)/src/libimcv/libimcv.la \
$(top_builddir)/src/libstrongswan/libstrongswan.la
libstrongswan_imv_attestation_la_SOURCES = imv_attestation.c \
imv_attestation_state.h imv_attestation_state.c
libstrongswan_imv_attestation_la_LDFLAGS = -module -avoid-version

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@ -0,0 +1,265 @@
/*
* Copyright (C) 2011 Sansar Choinyambuu
* 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.
*/
#include "imv_attestation_state.h"
#include <imv/imv_agent.h>
#include <pa_tnc/pa_tnc_msg.h>
#include <ietf/ietf_attr.h>
#include <ietf/ietf_attr_pa_tnc_error.h>
#include <tcg/tcg_attr.h>
#include <pen/pen.h>
#include <debug.h>
/* IMV definitions */
static const char imv_name[] = "Attestation";
#define IMV_VENDOR_ID PEN_ITA
#define IMV_SUBTYPE 0x02
static imv_agent_t *imv_attestation;
/**
* see section 3.7.1 of TCG TNC IF-IMV Specification 1.2
*/
TNC_Result TNC_IMV_Initialize(TNC_IMVID imv_id,
TNC_Version min_version,
TNC_Version max_version,
TNC_Version *actual_version)
{
if (imv_attestation)
{
DBG1(DBG_IMV, "IMV \"%s\" has already been initialized", imv_name);
return TNC_RESULT_ALREADY_INITIALIZED;
}
imv_attestation = imv_agent_create(imv_name, IMV_VENDOR_ID, IMV_SUBTYPE,
imv_id, actual_version);
if (!imv_attestation)
{
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 3.7.2 of TCG TNC IF-IMV Specification 1.2
*/
TNC_Result TNC_IMV_NotifyConnectionChange(TNC_IMVID imv_id,
TNC_ConnectionID connection_id,
TNC_ConnectionState new_state)
{
imv_state_t *state;
imv_attestation_state_t *attestation_state;
if (!imv_attestation)
{
DBG1(DBG_IMV, "IMV \"%s\" has not been initialized", imv_name);
return TNC_RESULT_NOT_INITIALIZED;
}
switch (new_state)
{
case TNC_CONNECTION_STATE_CREATE:
state = imv_attestation_state_create(connection_id);
return imv_attestation->create_state(imv_attestation, state);
case TNC_CONNECTION_STATE_DELETE:
return imv_attestation->delete_state(imv_attestation, connection_id);
case TNC_CONNECTION_STATE_HANDSHAKE:
if (!imv_attestation->get_state(imv_attestation, connection_id, &state))
{
return TNC_RESULT_FATAL;
}
state->change_state(state, new_state);
attestation_state = (imv_attestation_state_t*)state;
/**
* do any attestation specific configuration here
*/
return TNC_RESULT_SUCCESS;
default:
return imv_attestation->change_state(imv_attestation, connection_id, new_state);
}
}
static TNC_Result send_message(TNC_ConnectionID connection_id)
{
pa_tnc_msg_t *msg;
pa_tnc_attr_t *attr;
TNC_Result result;
msg = pa_tnc_msg_create();
/**
* add TCG PTS attributes
*/
msg->build(msg);
result = imv_attestation->send_message(imv_attestation, connection_id,
msg->get_encoding(msg));
msg->destroy(msg);
return result;
}
/**
* see section 3.7.3 of TCG TNC IF-IMV Specification 1.2
*/
TNC_Result TNC_IMV_ReceiveMessage(TNC_IMVID imv_id,
TNC_ConnectionID connection_id,
TNC_BufferReference msg,
TNC_UInt32 msg_len,
TNC_MessageType msg_type)
{
pa_tnc_msg_t *pa_tnc_msg;
pa_tnc_attr_t *attr;
imv_state_t *state;
imv_attestation_state_t *imv_attestation_state;
enumerator_t *enumerator;
TNC_Result result;
bool fatal_error = FALSE;
if (!imv_attestation)
{
DBG1(DBG_IMV, "IMV \"%s\" has not been initialized", imv_name);
return TNC_RESULT_NOT_INITIALIZED;
}
/* get current IMV state */
if (!imv_attestation->get_state(imv_attestation, connection_id, &state))
{
return TNC_RESULT_FATAL;
}
/* parse received PA-TNC message and automatically handle any errors */
result = imv_attestation->receive_message(imv_attestation, connection_id,
chunk_create(msg, msg_len), msg_type,
&pa_tnc_msg);
/* no parsed PA-TNC attributes available if an error occurred */
if (!pa_tnc_msg)
{
return result;
}
/* analyze PA-TNC attributes */
enumerator = pa_tnc_msg->create_attribute_enumerator(pa_tnc_msg);
while (enumerator->enumerate(enumerator, &attr))
{
if (attr->get_vendor_id(attr) == PEN_IETF &&
attr->get_type(attr) == IETF_ATTR_PA_TNC_ERROR)
{
ietf_attr_pa_tnc_error_t *error_attr;
pa_tnc_error_code_t error_code;
chunk_t msg_info, attr_info;
error_attr = (ietf_attr_pa_tnc_error_t*)attr;
error_code = error_attr->get_error_code(error_attr);
msg_info = error_attr->get_msg_info(error_attr);
DBG1(DBG_IMV, "received PA-TNC error '%N' concerning message %#B",
pa_tnc_error_code_names, error_code, &msg_info);
switch (error_code)
{
case PA_ERROR_ATTR_TYPE_NOT_SUPPORTED:
attr_info = error_attr->get_attr_info(error_attr);
DBG1(DBG_IMV, " unsupported attribute %#B", &attr_info);
break;
default:
break;
}
fatal_error = TRUE;
}
else if (attr->get_vendor_id(attr) == PEN_TCG)
{
/**
* Handle TCG PTS attributes
*/
}
}
enumerator->destroy(enumerator);
pa_tnc_msg->destroy(pa_tnc_msg);
if (fatal_error)
{
state->set_recommendation(state,
TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION,
TNC_IMV_EVALUATION_RESULT_ERROR);
return imv_attestation->provide_recommendation(imv_attestation, connection_id);
}
return imv_attestation->provide_recommendation(imv_attestation, connection_id);
}
/**
* see section 3.7.4 of TCG TNC IF-IMV Specification 1.2
*/
TNC_Result TNC_IMV_SolicitRecommendation(TNC_IMVID imv_id,
TNC_ConnectionID connection_id)
{
if (!imv_attestation)
{
DBG1(DBG_IMV, "IMV \"%s\" has not been initialized", imv_name);
return TNC_RESULT_NOT_INITIALIZED;
}
return imv_attestation->provide_recommendation(imv_attestation, connection_id);
}
/**
* see section 3.7.5 of TCG TNC IF-IMV Specification 1.2
*/
TNC_Result TNC_IMV_BatchEnding(TNC_IMVID imv_id,
TNC_ConnectionID connection_id)
{
if (!imv_attestation)
{
DBG1(DBG_IMV, "IMV \"%s\" has not been initialized", imv_name);
return TNC_RESULT_NOT_INITIALIZED;
}
return TNC_RESULT_SUCCESS;
}
/**
* see section 3.7.6 of TCG TNC IF-IMV Specification 1.2
*/
TNC_Result TNC_IMV_Terminate(TNC_IMVID imv_id)
{
if (!imv_attestation)
{
DBG1(DBG_IMV, "IMV \"%s\" has not been initialized", imv_name);
return TNC_RESULT_NOT_INITIALIZED;
}
imv_attestation->destroy(imv_attestation);
imv_attestation = NULL;
return TNC_RESULT_SUCCESS;
}
/**
* see section 4.2.8.1 of TCG TNC IF-IMV Specification 1.2
*/
TNC_Result TNC_IMV_ProvideBindFunction(TNC_IMVID imv_id,
TNC_TNCS_BindFunctionPointer bind_function)
{
if (!imv_attestation)
{
DBG1(DBG_IMV, "IMV \"%s\" has not been initialized", imv_name);
return TNC_RESULT_NOT_INITIALIZED;
}
return imv_attestation->bind_functions(imv_attestation, bind_function);
}

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/*
* Copyright (C) 2011 Sansar Choinyambuu
* 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.
*/
#include "imv_attestation_state.h"
#include <utils/lexparser.h>
#include <debug.h>
typedef struct private_imv_attestation_state_t private_imv_attestation_state_t;
/**
* Private data of an imv_attestation_state_t object.
*/
struct private_imv_attestation_state_t {
/**
* Public members of imv_attestation_state_t
*/
imv_attestation_state_t public;
/**
* TNCCS connection ID
*/
TNC_ConnectionID connection_id;
/**
* TNCCS connection state
*/
TNC_ConnectionState state;
/**
* IMV action recommendation
*/
TNC_IMV_Action_Recommendation rec;
/**
* IMV evaluation result
*/
TNC_IMV_Evaluation_Result eval;
};
typedef struct entry_t entry_t;
/**
* Define an internal reason string entry
*/
struct entry_t {
char *lang;
char *string;
};
/**
* Table of multi-lingual reason string entries
*/
static entry_t reasons[] = {
{ "en", "IMC Attestation ..." },
{ "mn", "IMC Attestation ..." },
{ "de", "IMC Attestation ..." },
};
METHOD(imv_state_t, get_connection_id, TNC_ConnectionID,
private_imv_attestation_state_t *this)
{
return this->connection_id;
}
METHOD(imv_state_t, change_state, void,
private_imv_attestation_state_t *this, TNC_ConnectionState new_state)
{
this->state = new_state;
}
METHOD(imv_state_t, get_recommendation, void,
private_imv_attestation_state_t *this, TNC_IMV_Action_Recommendation *rec,
TNC_IMV_Evaluation_Result *eval)
{
*rec = this->rec;
*eval = this->eval;
}
METHOD(imv_state_t, set_recommendation, void,
private_imv_attestation_state_t *this, TNC_IMV_Action_Recommendation rec,
TNC_IMV_Evaluation_Result eval)
{
this->rec = rec;
this->eval = eval;
}
METHOD(imv_state_t, get_reason_string, bool,
private_imv_attestation_state_t *this, chunk_t preferred_language,
chunk_t *reason_string, chunk_t *reason_language)
{
chunk_t pref_lang, lang;
u_char *pos;
int i;
while (eat_whitespace(&preferred_language))
{
if (!extract_token(&pref_lang, ',', &preferred_language))
{
/* last entry in a comma-separated list or single entry */
pref_lang = preferred_language;
}
/* eat trailing whitespace */
pos = pref_lang.ptr + pref_lang.len - 1;
while (pref_lang.len && *pos-- == ' ')
{
pref_lang.len--;
}
for (i = 0 ; i < countof(reasons); i++)
{
lang = chunk_create(reasons[i].lang, strlen(reasons[i].lang));
if (chunk_equals(lang, pref_lang))
{
*reason_language = lang;
*reason_string = chunk_create(reasons[i].string,
strlen(reasons[i].string));
return TRUE;
}
}
}
/* no preferred language match found - use the default language */
*reason_string = chunk_create(reasons[0].string,
strlen(reasons[0].string));
*reason_language = chunk_create(reasons[0].lang,
strlen(reasons[0].lang));
return TRUE;
}
METHOD(imv_state_t, destroy, void,
private_imv_attestation_state_t *this)
{
free(this);
}
/**
* Described in header.
*/
imv_state_t *imv_attestation_state_create(TNC_ConnectionID connection_id)
{
private_imv_attestation_state_t *this;
INIT(this,
.public = {
.interface = {
.get_connection_id = _get_connection_id,
.change_state = _change_state,
.get_recommendation = _get_recommendation,
.set_recommendation = _set_recommendation,
.get_reason_string = _get_reason_string,
.destroy = _destroy,
},
},
.state = TNC_CONNECTION_STATE_CREATE,
.rec = TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION,
.eval = TNC_IMV_EVALUATION_RESULT_DONT_KNOW,
);
return &this->public.interface;
}

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/*
* Copyright (C) 2011 Sansar Choinyambuu
* 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.
*/
/**
*
* @defgroup imv_attestation_state_t imv_attestation_state
* @{ @ingroup imv_attestation_state
*/
#ifndef IMV_ATTESTATION_STATE_H_
#define IMV_ATTESTATION_STATE_H_
#include <imv/imv_state.h>
#include <library.h>
typedef struct imv_attestation_state_t imv_attestation_state_t;
/**
* Internal state of an imv_attestation_t connection instance
*/
struct imv_attestation_state_t {
/**
* imv_state_t interface
*/
imv_state_t interface;
/**
* Add any setters and getters here
*/
};
/**
* Create an imv_attestation_state_t instance
*
* @param id connection ID
*/
imv_state_t* imv_attestation_state_create(TNC_ConnectionID id);
#endif /** IMV_ATTESTATION_STATE_H_ @}*/

132
src/libimcv/tcg/tcg_attr.c Normal file
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/*
* Copyright (C) 2011 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.
*/
#include "tcg_attr.h"
ENUM_BEGIN(tcg_attr_names, TCG_PTS_REQ_FUNCT_COMP_EVID,
TCG_PTS_REQ_FUNCT_COMP_EVID,
"Request Functional Component Evidence");
ENUM_NEXT(tcg_attr_names, TCG_PTS_GEN_ATTEST_EVID,
TCG_PTS_GEN_ATTEST_EVID,
TCG_PTS_REQ_FUNCT_COMP_EVID,
"Generate Attestation Evidence");
ENUM_NEXT(tcg_attr_names, TCG_PTS_SIMPLE_COMP_EVID,
TCG_PTS_SIMPLE_COMP_EVID,
TCG_PTS_GEN_ATTEST_EVID,
"Simple Component Evidence");
ENUM_NEXT(tcg_attr_names, TCG_PTS_SIMPLE_EVID_FINAL,
TCG_PTS_SIMPLE_EVID_FINAL,
TCG_PTS_SIMPLE_COMP_EVID,
"Simple Evidence Final");
ENUM_NEXT(tcg_attr_names, TCG_PTS_VERIFICATION_RESULT,
TCG_PTS_VERIFICATION_RESULT,
TCG_PTS_SIMPLE_EVID_FINAL,
"Verification Result");
ENUM_NEXT(tcg_attr_names, TCG_PTS_INTEG_REPORT,
TCG_PTS_INTEG_REPORT,
TCG_PTS_VERIFICATION_RESULT,
"Integrity Report");
ENUM_NEXT(tcg_attr_names, TCG_PTS_REQ_FILE_META,
TCG_PTS_REQ_FILE_META,
TCG_PTS_INTEG_REPORT,
"Request File Metadata");
ENUM_NEXT(tcg_attr_names, TCG_PTS_WIN_FILE_META,
TCG_PTS_WIN_FILE_META,
TCG_PTS_REQ_FILE_META,
"Windows-Style File Metadata");
ENUM_NEXT(tcg_attr_names, TCG_PTS_UNIX_FILE_META,
TCG_PTS_UNIX_FILE_META,
TCG_PTS_WIN_FILE_META,
"Unix-Style File Metadata");
ENUM_NEXT(tcg_attr_names, TCG_PTS_REQ_REGISTRY_VALUE,
TCG_PTS_REQ_REGISTRY_VALUE,
TCG_PTS_UNIX_FILE_META,
"Request Registry Value");
ENUM_NEXT(tcg_attr_names, TCG_PTS_REGISTRY_VALUE,
TCG_PTS_REGISTRY_VALUE,
TCG_PTS_REQ_REGISTRY_VALUE,
"Registry Value");
ENUM_NEXT(tcg_attr_names, TCG_PTS_REQ_FILE_MEAS,
TCG_PTS_REQ_FILE_MEAS,
TCG_PTS_REGISTRY_VALUE,
"Request File Measurement");
ENUM_NEXT(tcg_attr_names, TCG_PTS_FILE_MEAS,
TCG_PTS_FILE_MEAS,
TCG_PTS_REQ_FILE_MEAS,
"File Measurement");
ENUM_NEXT(tcg_attr_names, TCG_PTS_REQ_INTEG_MEAS_LOG,
TCG_PTS_REQ_INTEG_MEAS_LOG,
TCG_PTS_FILE_MEAS,
"Request Integrity Measurement Log");
ENUM_NEXT(tcg_attr_names, TCG_PTS_INTEG_MEAS_LOG,
TCG_PTS_INTEG_MEAS_LOG,
TCG_PTS_REQ_INTEG_MEAS_LOG,
"Integrity Measurement Log");
ENUM_NEXT(tcg_attr_names, TCG_PTS_REQ_PROTO_CAPS,
TCG_PTS_REQ_PROTO_CAPS,
TCG_PTS_INTEG_MEAS_LOG,
"Request PTS Protocol Capabilities");
ENUM_NEXT(tcg_attr_names, TCG_PTS_PROTO_CAPS,
TCG_PTS_PROTO_CAPS,
TCG_PTS_REQ_PROTO_CAPS,
"PTS Protocol Capabilities");
ENUM_NEXT(tcg_attr_names, TCG_PTS_DH_NONCE_PARAMS_REQ,
TCG_PTS_DH_NONCE_PARAMS_REQ,
TCG_PTS_PROTO_CAPS,
"DH Nonce Parameters Request");
ENUM_NEXT(tcg_attr_names, TCG_PTS_DH_NONCE_PARAMS_RESP,
TCG_PTS_DH_NONCE_PARAMS_RESP,
TCG_PTS_DH_NONCE_PARAMS_REQ,
"DH Nonce Parameters Response");
ENUM_NEXT(tcg_attr_names, TCG_PTS_DH_NONCE_FINISH,
TCG_PTS_DH_NONCE_FINISH,
TCG_PTS_DH_NONCE_PARAMS_RESP,
"DH Nonce Finish");
ENUM_NEXT(tcg_attr_names, TCG_PTS_MEAS_ALGO,
TCG_PTS_MEAS_ALGO,
TCG_PTS_DH_NONCE_FINISH,
"PTS Measurement Algorithm Request");
ENUM_NEXT(tcg_attr_names, TCG_PTS_MEAS_ALGO_SELECTION,
TCG_PTS_MEAS_ALGO_SELECTION,
TCG_PTS_MEAS_ALGO,
"PTS Measurement Algorithm");
ENUM_NEXT(tcg_attr_names, TCG_PTS_GET_TPM_VERSION_INFO,
TCG_PTS_GET_TPM_VERSION_INFO,
TCG_PTS_MEAS_ALGO_SELECTION,
"Get TPM Version Information");
ENUM_NEXT(tcg_attr_names, TCG_PTS_TPM_VERSION_INFO,
TCG_PTS_TPM_VERSION_INFO,
TCG_PTS_GET_TPM_VERSION_INFO,
"TPM Version Information");
ENUM_NEXT(tcg_attr_names, TCG_PTS_REQ_TEMPL_REF_MANI_SET_META,
TCG_PTS_REQ_TEMPL_REF_MANI_SET_META,
TCG_PTS_TPM_VERSION_INFO,
"Request Template Reference Manifest Set Metadata");
ENUM_NEXT(tcg_attr_names, TCG_PTS_TEMPL_REF_MANI_SET_META,
TCG_PTS_TEMPL_REF_MANI_SET_META,
TCG_PTS_REQ_TEMPL_REF_MANI_SET_META,
"Template Reference Manifest Set Metadata");
ENUM_NEXT(tcg_attr_names, TCG_PTS_UPDATE_TEMPL_REF_MANI,
TCG_PTS_UPDATE_TEMPL_REF_MANI,
TCG_PTS_TEMPL_REF_MANI_SET_META,
"Update Template Reference Manifest");
ENUM_NEXT(tcg_attr_names, TCG_PTS_GET_AIK,
TCG_PTS_GET_AIK,
TCG_PTS_UPDATE_TEMPL_REF_MANI,
"Get Attestation Identity Key");
ENUM_NEXT(tcg_attr_names, TCG_PTS_AIK,
TCG_PTS_AIK,
TCG_PTS_GET_AIK,
"Attestation Identity Key");
ENUM_END(tcg_attr_names, TCG_PTS_AIK);

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/*
* Copyright (C) 2011 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.
*/
/**
* @defgroup tcg_attrt tcg_attr
* @{ @ingroup tcg_attr
*/
#ifndef TCG_ATTR_H_
#define TCG_ATTR_H_
#include <library.h>
typedef enum tcg_attr_t tcg_attr_t;
/**
* TCG PTS IF-M Attributes (section 4 of PTS PROTO: Binding to TNC IF-M)
*/
enum tcg_attr_t {
/* PTS Protocol Negotiations */
TCG_PTS_REQ_PROTO_CAPS = 0x01000000,
TCG_PTS_PROTO_CAPS = 0x02000000,
TCG_PTS_DH_NONCE_PARAMS_REQ = 0x03000000,
TCG_PTS_DH_NONCE_PARAMS_RESP = 0x04000000,
TCG_PTS_DH_NONCE_FINISH = 0x05000000,
TCG_PTS_MEAS_ALGO = 0x06000000,
TCG_PTS_MEAS_ALGO_SELECTION = 0x07000000,
TCG_PTS_GET_TPM_VERSION_INFO = 0x08000000,
TCG_PTS_TPM_VERSION_INFO = 0x09000000,
TCG_PTS_REQ_TEMPL_REF_MANI_SET_META = 0x0A000000,
TCG_PTS_TEMPL_REF_MANI_SET_META = 0x0B000000,
TCG_PTS_UPDATE_TEMPL_REF_MANI = 0x0C000000,
TCG_PTS_GET_AIK = 0x0D000000,
TCG_PTS_AIK = 0x0E000000,
/* PTS-based Attestation Evidence */
TCG_PTS_REQ_FUNCT_COMP_EVID = 0x00100000,
TCG_PTS_GEN_ATTEST_EVID = 0x00200000,
TCG_PTS_SIMPLE_COMP_EVID = 0x00300000,
TCG_PTS_SIMPLE_EVID_FINAL = 0x00400000,
TCG_PTS_VERIFICATION_RESULT = 0x00500000,
TCG_PTS_INTEG_REPORT = 0x00600000,
TCG_PTS_REQ_FILE_META = 0x00700000,
TCG_PTS_WIN_FILE_META = 0x00800000,
TCG_PTS_UNIX_FILE_META = 0x00900000,
TCG_PTS_REQ_REGISTRY_VALUE = 0x00A00000,
TCG_PTS_REGISTRY_VALUE = 0x00B00000,
TCG_PTS_REQ_FILE_MEAS = 0x00C00000,
TCG_PTS_FILE_MEAS = 0x00D00000,
TCG_PTS_REQ_INTEG_MEAS_LOG = 0x00E00000,
TCG_PTS_INTEG_MEAS_LOG = 0x00F00000,
};
/**
* enum name for tcg_attr_t.
*/
extern enum_name_t *tcg_attr_names;
#endif /** TCG_ATTR_H_ @}*/