introduced sending of standard IETF Assessment Result PA-TNC attribute by IMVs
This commit is contained in:
Andreas Steffen
@@ -17,6 +17,7 @@
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#include "ietf/ietf_attr_port_filter.h"
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#include "ietf/ietf_attr_product_info.h"
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#include "ietf/ietf_attr_attr_request.h"
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#include "ietf/ietf_attr_assess_result.h"
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ENUM(ietf_attr_names, IETF_ATTR_TESTING, IETF_ATTR_FACTORY_DEFAULT_PWD_ENABLED,
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"Testing",
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@@ -49,12 +50,13 @@ pa_tnc_attr_t* ietf_attr_create_from_data(u_int32_t type, chunk_t value)
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return ietf_attr_port_filter_create_from_data(value);
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case IETF_ATTR_PA_TNC_ERROR:
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return ietf_attr_pa_tnc_error_create_from_data(value);
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case IETF_ATTR_ASSESSMENT_RESULT:
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return ietf_attr_assess_result_create_from_data(value);
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case IETF_ATTR_TESTING:
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case IETF_ATTR_NUMERIC_VERSION:
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case IETF_ATTR_STRING_VERSION:
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case IETF_ATTR_OPERATIONAL_STATUS:
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case IETF_ATTR_INSTALLED_PACKAGES:
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case IETF_ATTR_ASSESSMENT_RESULT:
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case IETF_ATTR_REMEDIATION_INSTRUCTIONS:
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case IETF_ATTR_FORWARDING_ENABLED:
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case IETF_ATTR_FACTORY_DEFAULT_PWD_ENABLED:
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@@ -0,0 +1,209 @@
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/*
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* Copyright (C) 2012 Andreas Steffen
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* 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 "ietf_attr_assess_result.h"
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#include <pa_tnc/pa_tnc_msg.h>
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#include <bio/bio_writer.h>
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#include <bio/bio_reader.h>
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#include <debug.h>
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typedef struct private_ietf_attr_assess_result_t private_ietf_attr_assess_result_t;
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/**
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* PA-TNC Product Information type (see section 4.2.2 of RFC 5792)
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*
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* 1 2 3
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* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
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* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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* | Assessment Result |
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* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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*/
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#define ASSESS_RESULT_SIZE 4
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/**
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* Private data of an ietf_attr_assess_result_t object.
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*/
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struct private_ietf_attr_assess_result_t {
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/**
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* Public members of ietf_attr_assess_result_t
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*/
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ietf_attr_assess_result_t public;
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/**
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* Vendor-specific attribute type
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*/
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pen_type_t type;
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/**
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* Attribute value
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*/
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chunk_t value;
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/**
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* Noskip flag
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*/
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bool noskip_flag;
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/**
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* Assessment Result
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*/
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u_int32_t result;
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/**
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* Reference count
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*/
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refcount_t ref;
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};
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METHOD(pa_tnc_attr_t, get_type, pen_type_t,
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private_ietf_attr_assess_result_t *this)
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{
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return this->type;
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}
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METHOD(pa_tnc_attr_t, get_value, chunk_t,
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private_ietf_attr_assess_result_t *this)
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{
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return this->value;
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}
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METHOD(pa_tnc_attr_t, get_noskip_flag, bool,
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private_ietf_attr_assess_result_t *this)
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{
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return this->noskip_flag;
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}
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METHOD(pa_tnc_attr_t, set_noskip_flag,void,
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private_ietf_attr_assess_result_t *this, bool noskip)
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{
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this->noskip_flag = noskip;
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}
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METHOD(pa_tnc_attr_t, build, void,
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private_ietf_attr_assess_result_t *this)
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{
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bio_writer_t *writer;
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if (this->value.ptr)
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{
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return;
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}
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writer = bio_writer_create(ASSESS_RESULT_SIZE);
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writer->write_uint32(writer, this->result);
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this->value = chunk_clone(writer->get_buf(writer));
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writer->destroy(writer);
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}
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METHOD(pa_tnc_attr_t, process, status_t,
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private_ietf_attr_assess_result_t *this, u_int32_t *offset)
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{
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bio_reader_t *reader;
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if (this->value.len < ASSESS_RESULT_SIZE)
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{
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DBG1(DBG_TNC, "insufficient data for IETF assessment result");
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*offset = 0;
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return FAILED;
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}
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reader = bio_reader_create(this->value);
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reader->read_uint32(reader, &this->result);
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reader->destroy(reader);
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return SUCCESS;
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}
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METHOD(pa_tnc_attr_t, get_ref, pa_tnc_attr_t*,
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private_ietf_attr_assess_result_t *this)
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{
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ref_get(&this->ref);
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return &this->public.pa_tnc_attribute;
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}
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METHOD(pa_tnc_attr_t, destroy, void,
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private_ietf_attr_assess_result_t *this)
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{
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if (ref_put(&this->ref))
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{
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free(this->value.ptr);
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free(this);
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}
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}
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METHOD(ietf_attr_assess_result_t, get_result, u_int32_t,
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private_ietf_attr_assess_result_t *this)
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{
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return this->result;
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}
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/**
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* Described in header.
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*/
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pa_tnc_attr_t *ietf_attr_assess_result_create(u_int32_t result)
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{
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private_ietf_attr_assess_result_t *this;
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INIT(this,
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.public = {
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.pa_tnc_attribute = {
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.get_type = _get_type,
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.get_value = _get_value,
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.get_noskip_flag = _get_noskip_flag,
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.set_noskip_flag = _set_noskip_flag,
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.build = _build,
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.process = _process,
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.get_ref = _get_ref,
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.destroy = _destroy,
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},
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.get_result = _get_result,
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},
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.type = { PEN_IETF, IETF_ATTR_ASSESSMENT_RESULT },
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.result = result,
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.ref = 1,
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);
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return &this->public.pa_tnc_attribute;
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}
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/**
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* Described in header.
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*/
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pa_tnc_attr_t *ietf_attr_assess_result_create_from_data(chunk_t data)
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{
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private_ietf_attr_assess_result_t *this;
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INIT(this,
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.public = {
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.pa_tnc_attribute = {
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.get_type = _get_type,
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.get_value = _get_value,
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.build = _build,
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.process = _process,
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.get_ref = _get_ref,
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.destroy = _destroy,
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},
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.get_result = _get_result,
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},
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.type = { PEN_IETF, IETF_ATTR_ASSESSMENT_RESULT },
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.value = chunk_clone(data),
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.ref = 1,
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);
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return &this->public.pa_tnc_attribute;
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}
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@@ -0,0 +1,63 @@
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/*
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* Copyright (C) 2012 Andreas Steffen
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* 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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/**
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* @defgroup ietf_attr_assess_resultt ietf_attr_assess_result
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* @{ @ingroup ietf
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*/
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#ifndef IETF_ATTR_ASSESS_RESULT_H_
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#define IETF_ATTR_ASSESS_RESULT_H_
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typedef struct ietf_attr_assess_result_t ietf_attr_assess_result_t;
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#include "ietf_attr.h"
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#include "pa_tnc/pa_tnc_attr.h"
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/**
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* Class implementing the IETF PA-TNC Assessment Result attribute.
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*
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*/
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struct ietf_attr_assess_result_t {
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/**
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* Public PA-TNC attribute interface
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*/
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pa_tnc_attr_t pa_tnc_attribute;
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/**
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* Get the assessment result
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*
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* @return Assessment Result
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*/
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u_int32_t (*get_result)(ietf_attr_assess_result_t *this);
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};
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/**
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* Creates an ietf_attr_assess_result_t object
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*
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*/
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pa_tnc_attr_t* ietf_attr_assess_result_create(u_int32_t result);
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/**
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* Creates an ietf_attr_assess_result_t object from received data
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*
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* @param value unparsed attribute value
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*/
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pa_tnc_attr_t* ietf_attr_assess_result_create_from_data(chunk_t value);
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#endif /** IETF_ATTR_ASSESS_RESULT_H_ @}*/
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