Reintroduced ietf_attr_fwd_enabled()
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parent
860df6bf75
commit
9e13c2b2cc
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@ -42,6 +42,7 @@ libimcv_la_SOURCES = \
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ietf/ietf_attr.h ietf/ietf_attr.c \
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ietf/ietf_attr_assess_result.h ietf/ietf_attr_assess_result.c \
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ietf/ietf_attr_attr_request.h ietf/ietf_attr_attr_request.c \
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ietf/ietf_attr_fwd_enabled.h ietf/ietf_attr_fwd_enabled.c \
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ietf/ietf_attr_installed_packages.h ietf/ietf_attr_installed_packages.c \
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ietf/ietf_attr_numeric_version.h ietf/ietf_attr_numeric_version.c \
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ietf/ietf_attr_op_status.h ietf/ietf_attr_op_status.c \
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@ -16,6 +16,7 @@
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#include "ietf_attr.h"
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#include "ietf/ietf_attr_assess_result.h"
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#include "ietf/ietf_attr_attr_request.h"
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#include "ietf/ietf_attr_fwd_enabled.h"
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#include "ietf/ietf_attr_installed_packages.h"
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#include "ietf/ietf_attr_numeric_version.h"
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#include "ietf/ietf_attr_op_status.h"
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@ -73,6 +74,8 @@ pa_tnc_attr_t* ietf_attr_create_from_data(u_int32_t type, size_t length,
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case IETF_ATTR_REMEDIATION_INSTRUCTIONS:
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return ietf_attr_remediation_instr_create_from_data(length, value);
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case IETF_ATTR_FORWARDING_ENABLED:
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return ietf_attr_fwd_enabled_create_from_data(length, value,
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pen_type_create(PEN_IETF, type));
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case IETF_ATTR_FACTORY_DEFAULT_PWD_ENABLED:
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return generic_attr_bool_create_from_data(length, value,
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pen_type_create(PEN_IETF, type));
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@ -0,0 +1,242 @@
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/*
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* Copyright (C) 2012-2015 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_fwd_enabled.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 <utils/debug.h>
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typedef struct private_ietf_attr_fwd_enabled_t private_ietf_attr_fwd_enabled_t;
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/**
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* PA-TNC Forwarding Enabled type (see section 4.2.11 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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* | Forwarding Enabled |
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* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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*/
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#define FORWARDING_ENABLED_SIZE 4
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/**
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* Private data of an ietf_attr_fwd_enabled_t object.
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*/
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struct private_ietf_attr_fwd_enabled_t {
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/**
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* Public members of ietf_attr_fwd_enabled_t
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*/
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ietf_attr_fwd_enabled_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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* Length of attribute value
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*/
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size_t length;
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/**
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* Attribute value or segment
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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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* Forwarding Enabled status
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*/
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os_fwd_status_t fwd_status;
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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_fwd_enabled_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_fwd_enabled_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_fwd_enabled_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_fwd_enabled_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_fwd_enabled_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(FORWARDING_ENABLED_SIZE);
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writer->write_uint32(writer, this->fwd_status);
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this->value = writer->extract_buf(writer);
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this->length = this->value.len;
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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_fwd_enabled_t *this, u_int32_t *offset)
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{
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bio_reader_t *reader;
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u_int32_t fwd_status;
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*offset = 0;
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if (this->value.len < this->length)
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{
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return NEED_MORE;
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}
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if (this->value.len != FORWARDING_ENABLED_SIZE)
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{
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DBG1(DBG_TNC, "incorrect size for IETF forwarding enabled attribute");
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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, &fwd_status);
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reader->destroy(reader);
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if (fwd_status > OS_FWD_UNKNOWN)
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{
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DBG1(DBG_TNC, "IETF forwarding enabled field has unknown value %u",
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fwd_status);
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return FAILED;
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}
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this->fwd_status = fwd_status;
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return SUCCESS;
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}
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METHOD(pa_tnc_attr_t, add_segment, void,
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private_ietf_attr_fwd_enabled_t *this, chunk_t segment)
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{
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this->value = chunk_cat("mc", this->value, segment);
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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_fwd_enabled_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_fwd_enabled_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_fwd_enabled_t, get_status, os_fwd_status_t,
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private_ietf_attr_fwd_enabled_t *this)
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{
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return this->fwd_status;
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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_fwd_enabled_create(os_fwd_status_t fwd_status,
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pen_type_t type)
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{
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private_ietf_attr_fwd_enabled_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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.add_segment = _add_segment,
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.get_ref = _get_ref,
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.destroy = _destroy,
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},
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.get_status = _get_status,
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},
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.type = type,
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.fwd_status = fwd_status,
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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_fwd_enabled_create_from_data(size_t length,
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chunk_t data, pen_type_t type)
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{
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private_ietf_attr_fwd_enabled_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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.add_segment = _add_segment,
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.get_ref = _get_ref,
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.destroy = _destroy,
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},
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.get_status = _get_status,
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},
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.type = type,
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.length = length,
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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 +1,69 @@
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/*
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* Copyright (C) 2012-2015 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_fwd_enabled ietf_attr_fwd_enabled
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* @{ @ingroup ietf_attr
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*/
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#ifndef IETF_ATTR_FWD_ENABLED_H_
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#define IETF_ATTR_FWD_ENABLED_H_
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typedef struct ietf_attr_fwd_enabled_t ietf_attr_fwd_enabled_t;
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#include "ietf_attr.h"
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#include "pa_tnc/pa_tnc_attr.h"
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#include "os_info/os_info.h"
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/**
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* Class implementing the IETF PA-TNC Forwarding Enabled attribute.
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*
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*/
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struct ietf_attr_fwd_enabled_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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* Gets the Forwarding Enabled status
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*
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* @return Forwarding Enabled status
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*/
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os_fwd_status_t (*get_status)(ietf_attr_fwd_enabled_t *this);
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};
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/**
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* Creates an ietf_attr_fwd_enabled_t object
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*
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* @param fwd_status Forwarding Enabled status
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* @param type Vendor ID / Attribute Type
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*/
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pa_tnc_attr_t* ietf_attr_fwd_enabled_create(os_fwd_status_t fwd_status,
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pen_type_t type);
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/**
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* Creates an ietf_attr_fwd_enabled_t object from received data
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*
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* @param length Total length of attribute value
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* @param value Unparsed attribute value (might be a segment)
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* @param type Vendor ID / Attribute Type
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*/
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pa_tnc_attr_t* ietf_attr_fwd_enabled_create_from_data(size_t length,
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chunk_t value, pen_type_t type);
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#endif /** IETF_ATTR_FWD_ENABLED_H_ @}*/
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@ -18,6 +18,7 @@
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#include "generic/generic_attr_bool.h"
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#include "generic/generic_attr_chunk.h"
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#include "generic/generic_attr_string.h"
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#include "ietf/ietf_attr_fwd_enabled.h"
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#include "ietf/ietf_attr_port_filter.h"
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#include "pwg/pwg_attr_vendor_smi_code.h"
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@ -79,7 +80,6 @@ pa_tnc_attr_t* pwg_attr_create_from_data(u_int32_t type, size_t length, chunk_t
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switch (type)
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{
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case PWG_HCD_DEFAULT_PWD_ENABLED:
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case PWG_HCD_FORWARDING_ENABLED:
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case PWG_HCD_USER_APP_ENABLED:
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case PWG_HCD_USER_APP_PERSIST_ENABLED:
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case PWG_HCD_PSTN_FAX_ENABLED:
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@ -111,6 +111,9 @@ pa_tnc_attr_t* pwg_attr_create_from_data(u_int32_t type, size_t length, chunk_t
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pen_type_create(PEN_PWG, type));
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case PWG_HCD_VENDOR_SMI_CODE:
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return pwg_attr_vendor_smi_code_create_from_data(length, value);
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case PWG_HCD_FORWARDING_ENABLED:
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return ietf_attr_fwd_enabled_create_from_data(length, value,
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pen_type_create(PEN_PWG, type));
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case PWG_HCD_FIREWALL_SETTING:
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return ietf_attr_port_filter_create_from_data(length, value,
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pen_type_create(PEN_PWG, type));
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