Merged libpts into libimcv

2014-10-05 12:55:37 +02:00
parent c4d0987609
commit d6fb2cc6e3
159 changed files with 232 additions and 439 deletions
@@ -0,0 +1,203 @@
+/*
+ * Copyright (C) 2013-2014 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 "imc_swid_state.h"
+
+#include <tncif_names.h>
+
+#include <utils/debug.h>
+
+typedef struct private_imc_swid_state_t private_imc_swid_state_t;
+
+/**
+ * Private data of an imc_swid_state_t object.
+ */
+struct private_imc_swid_state_t {
+
+	/**
+	 * Public members of imc_swid_state_t
+	 */
+	imc_swid_state_t public;
+
+	/**
+	 * TNCCS connection ID
+	 */
+	TNC_ConnectionID connection_id;
+
+	/**
+	 * TNCCS connection state
+	 */
+	TNC_ConnectionState state;
+
+	/**
+	 * Assessment/Evaluation Result
+	 */
+	TNC_IMV_Evaluation_Result result;
+
+	/**
+	 * Does the TNCCS connection support long message types?
+	 */
+	bool has_long;
+
+	/**
+	 * Does the TNCCS connection support exclusive delivery?
+	 */
+	bool has_excl;
+
+	/**
+	 * Maximum PA-TNC message size for this TNCCS connection
+	 */
+	u_int32_t max_msg_len;
+
+	/**
+	 * PA-TNC attribute segmentation contracts associated with TNCCS connection
+	 */
+	seg_contract_manager_t *contracts;
+
+	/**
+	 * Event ID Epoch
+	 */
+	u_int32_t eid_epoch;
+};
+
+METHOD(imc_state_t, get_connection_id, TNC_ConnectionID,
+	private_imc_swid_state_t *this)
+{
+	return this->connection_id;
+}
+
+METHOD(imc_state_t, has_long, bool,
+	private_imc_swid_state_t *this)
+{
+	return this->has_long;
+}
+
+METHOD(imc_state_t, has_excl, bool,
+	private_imc_swid_state_t *this)
+{
+	return this->has_excl;
+}
+
+METHOD(imc_state_t, set_flags, void,
+	private_imc_swid_state_t *this, bool has_long, bool has_excl)
+{
+	this->has_long = has_long;
+	this->has_excl = has_excl;
+}
+
+METHOD(imc_state_t, set_max_msg_len, void,
+	private_imc_swid_state_t *this, u_int32_t max_msg_len)
+{
+	this->max_msg_len = max_msg_len;
+}
+
+METHOD(imc_state_t, get_max_msg_len, u_int32_t,
+	private_imc_swid_state_t *this)
+{
+	return this->max_msg_len;
+}
+
+METHOD(imc_state_t, get_contracts, seg_contract_manager_t*,
+	private_imc_swid_state_t *this)
+{
+	return this->contracts;
+}
+
+METHOD(imc_state_t, change_state, void,
+	private_imc_swid_state_t *this, TNC_ConnectionState new_state)
+{
+	this->state = new_state;
+}
+
+METHOD(imc_state_t, set_result, void,
+	private_imc_swid_state_t *this, TNC_IMCID id,
+	TNC_IMV_Evaluation_Result result)
+{
+	this->result = result;
+}
+
+METHOD(imc_state_t, get_result, bool,
+	private_imc_swid_state_t *this, TNC_IMCID id,
+	TNC_IMV_Evaluation_Result *result)
+{
+	if (result)
+	{
+		*result = this->result;
+	}
+	return this->result != TNC_IMV_EVALUATION_RESULT_DONT_KNOW;
+}
+
+METHOD(imc_state_t, destroy, void,
+	private_imc_swid_state_t *this)
+{
+	this->contracts->destroy(this->contracts);
+	free(this);
+}
+
+METHOD(imc_swid_state_t, get_eid_epoch, u_int32_t,
+	private_imc_swid_state_t *this)
+{
+	return this->eid_epoch;
+}
+
+/**
+ * Described in header.
+ */
+imc_state_t *imc_swid_state_create(TNC_ConnectionID connection_id)
+{
+	private_imc_swid_state_t *this;
+	u_int32_t eid_epoch;
+	nonce_gen_t *ng;
+
+	ng = lib->crypto->create_nonce_gen(lib->crypto);
+	if (!ng || !ng->get_nonce(ng, 4, (u_int8_t*)&eid_epoch))
+	{
+		DBG1(DBG_TNC, "failed to generate random EID epoch value");
+		DESTROY_IF(ng);
+		return NULL;
+	}
+	ng->destroy(ng);
+
+	DBG1(DBG_IMC, "creating random EID epoch 0x%08x", eid_epoch);
+
+	INIT(this,
+		.public = {
+			.interface = {
+				.get_connection_id = _get_connection_id,
+				.has_long = _has_long,
+				.has_excl = _has_excl,
+				.set_flags = _set_flags,
+				.set_max_msg_len = _set_max_msg_len,
+				.get_max_msg_len = _get_max_msg_len,
+				.get_contracts = _get_contracts,
+				.change_state = _change_state,
+				.set_result = _set_result,
+				.get_result = _get_result,
+				.destroy = _destroy,
+			},
+			.get_eid_epoch = _get_eid_epoch,
+		},
+		.state = TNC_CONNECTION_STATE_CREATE,
+		.result = TNC_IMV_EVALUATION_RESULT_DONT_KNOW,
+		.connection_id = connection_id,
+		.contracts = seg_contract_manager_create(),
+		.eid_epoch = eid_epoch,
+	);
+
+	
+	return &this->public.interface;
+}
+
+