implemented the RFC 5792 PA-TNC protocol and an example IMC/IMV pair

2011-05-30 21:30:09 +02:00
parent 61420db66c
commit 510f37abd4
27 changed files with 3089 additions and 1 deletions
@@ -0,0 +1,175 @@
+/*
+ * 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 "ita_attr_command.h"
+
+#include <tnc/pen/pen.h>
+#include <debug.h>
+
+typedef struct private_ita_attr_command_t private_ita_attr_command_t;
+
+/**
+ * Private data of an ita_attr_command_t object.
+ */
+struct private_ita_attr_command_t {
+
+	/**
+	 * Public members of ita_attr_command_t
+	 */
+	ita_attr_command_t public;
+
+	/**
+	 * Attribute vendor ID
+	 */
+	pen_t vendor_id;
+
+	/**
+	 * Attribute type
+	 */
+	u_int32_t type;
+
+	/**
+	 * Attribute value
+	 */
+	chunk_t value;
+
+	/**
+	 * Noskip flag
+	 */
+	bool noskip_flag;
+
+	/**
+	 * Command string
+	 */
+	char *command;
+};
+
+METHOD(pa_tnc_attr_t, get_vendor_id, pen_t,
+	private_ita_attr_command_t *this)
+{
+	return this->vendor_id;
+}
+
+METHOD(pa_tnc_attr_t, get_type, u_int32_t,
+	private_ita_attr_command_t *this)
+{
+	return this->type;
+}
+
+METHOD(pa_tnc_attr_t, get_value, chunk_t,
+	private_ita_attr_command_t *this)
+{
+	return this->value;
+}
+
+METHOD(pa_tnc_attr_t, get_noskip_flag, bool,
+	private_ita_attr_command_t *this)
+{
+	return this->noskip_flag;
+}
+
+METHOD(pa_tnc_attr_t, set_noskip_flag,void,
+	private_ita_attr_command_t *this, bool noskip)
+{
+	this->noskip_flag = noskip;
+}
+
+METHOD(pa_tnc_attr_t, build, void,
+	private_ita_attr_command_t *this)
+{
+	this->value = chunk_create(this->command, strlen(this->command));
+	this->value = chunk_clone(this->value);
+}
+
+METHOD(pa_tnc_attr_t, process, status_t,
+	private_ita_attr_command_t *this)
+{
+	this->command = malloc(this->value.len + 1);
+	memcpy(this->command, this->value.ptr, this->value.len);
+	this->command[this->value.len] = '\0';
+
+	return SUCCESS;	
+}
+
+METHOD(pa_tnc_attr_t, destroy, void,
+	private_ita_attr_command_t *this)
+{
+	free(this->value.ptr);
+	free(this->command);
+	free(this);
+}
+
+METHOD(ita_attr_command_t, get_command, char*,
+	private_ita_attr_command_t *this)
+{
+	return this->command;
+}
+
+/**
+ * Described in header.
+ */
+pa_tnc_attr_t *ita_attr_command_create(char *command)
+{
+	private_ita_attr_command_t *this;
+
+	INIT(this,
+		.public = {
+			.pa_tnc_attribute = {
+				.get_vendor_id = _get_vendor_id,
+				.get_type = _get_type,
+				.get_value = _get_value,
+				.get_noskip_flag = _get_noskip_flag,
+				.set_noskip_flag = _set_noskip_flag,
+				.build = _build,
+				.process = _process,
+				.destroy = _destroy,
+			},
+			.get_command = _get_command,
+		},
+		.vendor_id = PEN_ITA,
+		.type = ITA_ATTR_COMMAND,
+		.command = strdup(command),
+	);
+
+	return &this->public.pa_tnc_attribute;
+}
+
+/**
+ * Described in header.
+ */
+pa_tnc_attr_t *ita_attr_command_create_from_data(chunk_t data)
+{
+	private_ita_attr_command_t *this;
+
+	INIT(this,
+		.public = {
+			.pa_tnc_attribute = {
+				.get_vendor_id = _get_vendor_id,
+				.get_type = _get_type,
+				.get_value = _get_value,
+				.build = _build,
+				.process = _process,
+				.destroy = _destroy,
+			},
+			.get_command = _get_command,
+		},
+		.vendor_id = PEN_ITA,
+		.type = ITA_ATTR_COMMAND,
+		.value = chunk_clone(data),
+	);
+
+	return &this->public.pa_tnc_attribute;
+}
+
+