1 files changed, 402 insertions, 0 deletions
diff --git a/src/libimcv/plugins/imv_swid/imv_swid_state.c b/src/libimcv/plugins/imv_swid/imv_swid_state.c
new file mode 100644
index 000000000..04364b030
--- /dev/null
+++ b/src/libimcv/plugins/imv_swid/imv_swid_state.c
@@ -0,0 +1,402 @@
+/*
+ * 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 "imv_swid_state.h"
+
+#include <imv/imv_lang_string.h>
+#include <imv/imv_reason_string.h>
+#include <imv/imv_remediation_string.h>
+#include <swid/swid_tag_id.h>
+
+#include <tncif_policy.h>
+
+#include <utils/lexparser.h>
+#include <utils/debug.h>
+
+typedef struct private_imv_swid_state_t private_imv_swid_state_t;
+
+/**
+ * Private data of an imv_swid_state_t object.
+ */
+struct private_imv_swid_state_t {
+
+	/**
+	 * Public members of imv_swid_state_t
+	 */
+	imv_swid_state_t public;
+
+	/**
+	 * TNCCS connection ID
+	 */
+	TNC_ConnectionID connection_id;
+
+	/**
+	 * TNCCS connection state
+	 */
+	TNC_ConnectionState state;
+
+	/**
+	 * 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
+	 */
+	uint32_t max_msg_len;
+
+	/**
+	 * Flags set for completed actions
+	 */
+	uint32_t action_flags;
+
+	/**
+	 * IMV database session associated with TNCCS connection
+	 */
+	imv_session_t *session;
+
+	/**
+	 * PA-TNC attribute segmentation contracts associated with TNCCS connection
+	 */
+	seg_contract_manager_t *contracts;
+
+	/**
+	 * IMV action recommendation
+	 */
+	TNC_IMV_Action_Recommendation rec;
+
+	/**
+	 * IMV evaluation result
+	 */
+	TNC_IMV_Evaluation_Result eval;
+
+	/**
+	 * IMV Scanner handshake state
+	 */
+	imv_swid_handshake_state_t handshake_state;
+
+	/**
+	 * TNC Reason String
+	 */
+	imv_reason_string_t *reason_string;
+
+	/**
+	 * IETF Remediation Instructions String
+	 */
+	imv_remediation_string_t *remediation_string;
+
+	/**
+	 * SWID Tag Request ID
+	 */
+	uint32_t request_id;
+
+	/**
+	 * Number of processed SWID Tag IDs
+	 */
+	int tag_id_count;
+
+	/**
+	 * Number of processed SWID Tags
+	 */
+	int tag_count;
+
+	/**
+	 * Number of missing SWID Tags or Tag IDs
+	 */
+	uint32_t missing;
+
+	/**
+	 * Top level JSON object
+	 */
+	json_object *jobj;
+
+	/**
+	 * JSON array containing an inventory of SWID Tag IDs
+	 */
+	json_object *jarray;
+
+};
+
+METHOD(imv_state_t, get_connection_id, TNC_ConnectionID,
+	private_imv_swid_state_t *this)
+{
+	return this->connection_id;
+}
+
+METHOD(imv_state_t, has_long, bool,
+	private_imv_swid_state_t *this)
+{
+	return this->has_long;
+}
+
+METHOD(imv_state_t, has_excl, bool,
+	private_imv_swid_state_t *this)
+{
+	return this->has_excl;
+}
+
+METHOD(imv_state_t, set_flags, void,
+	private_imv_swid_state_t *this, bool has_long, bool has_excl)
+{
+	this->has_long = has_long;
+	this->has_excl = has_excl;
+}
+
+METHOD(imv_state_t, set_max_msg_len, void,
+	private_imv_swid_state_t *this, uint32_t max_msg_len)
+{
+	this->max_msg_len = max_msg_len;
+}
+
+METHOD(imv_state_t, get_max_msg_len, uint32_t,
+	private_imv_swid_state_t *this)
+{
+	return this->max_msg_len;
+}
+
+METHOD(imv_state_t, set_action_flags, void,
+	private_imv_swid_state_t *this, uint32_t flags)
+{
+	this->action_flags |= flags;
+}
+
+METHOD(imv_state_t, get_action_flags, uint32_t,
+	private_imv_swid_state_t *this)
+{
+	return this->action_flags;
+}
+
+METHOD(imv_state_t, set_session, void,
+	private_imv_swid_state_t *this, imv_session_t *session)
+{
+	this->session = session;
+}
+
+METHOD(imv_state_t, get_session, imv_session_t*,
+	private_imv_swid_state_t *this)
+{
+	return this->session;
+}
+
+METHOD(imv_state_t, get_contracts, seg_contract_manager_t*,
+	private_imv_swid_state_t *this)
+{
+	return this->contracts;
+}
+
+METHOD(imv_state_t, change_state, void,
+	private_imv_swid_state_t *this, TNC_ConnectionState new_state)
+{
+	this->state = new_state;
+}
+
+METHOD(imv_state_t, get_recommendation, void,
+	private_imv_swid_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_swid_state_t *this, TNC_IMV_Action_Recommendation rec,
+									   TNC_IMV_Evaluation_Result eval)
+{
+	this->rec = rec;
+	this->eval = eval;
+}
+
+METHOD(imv_state_t, update_recommendation, void,
+	private_imv_swid_state_t *this, TNC_IMV_Action_Recommendation rec,
+									   TNC_IMV_Evaluation_Result eval)
+{
+	this->rec  = tncif_policy_update_recommendation(this->rec, rec);
+	this->eval = tncif_policy_update_evaluation(this->eval, eval);
+}
+
+METHOD(imv_state_t, get_reason_string, bool,
+	private_imv_swid_state_t *this, enumerator_t *language_enumerator,
+	chunk_t *reason_string, char **reason_language)
+{
+	return FALSE;
+}
+
+METHOD(imv_state_t, get_remediation_instructions, bool,
+	private_imv_swid_state_t *this, enumerator_t *language_enumerator,
+	chunk_t *string, char **lang_code, char **uri)
+{
+	return FALSE;
+}
+
+METHOD(imv_state_t, destroy, void,
+	private_imv_swid_state_t *this)
+{
+	json_object_put(this->jobj);
+	DESTROY_IF(this->session);
+	DESTROY_IF(this->reason_string);
+	DESTROY_IF(this->remediation_string);
+	this->contracts->destroy(this->contracts);
+	free(this);
+}
+
+METHOD(imv_swid_state_t, set_handshake_state, void,
+	private_imv_swid_state_t *this, imv_swid_handshake_state_t new_state)
+{
+	this->handshake_state = new_state;
+}
+
+METHOD(imv_swid_state_t, get_handshake_state, imv_swid_handshake_state_t,
+	private_imv_swid_state_t *this)
+{
+	return this->handshake_state;
+}
+
+METHOD(imv_swid_state_t, set_request_id, void,
+	private_imv_swid_state_t *this, uint32_t request_id)
+{
+	this->request_id = request_id;
+}
+
+METHOD(imv_swid_state_t, get_request_id, uint32_t,
+	private_imv_swid_state_t *this)
+{
+	return this->request_id;
+}
+
+METHOD(imv_swid_state_t, set_swid_inventory, void,
+    private_imv_swid_state_t *this, swid_inventory_t *inventory)
+{
+	chunk_t tag_creator, unique_sw_id;
+	char software_id[256];
+	json_object *jstring;
+	swid_tag_id_t *tag_id;
+	enumerator_t *enumerator;
+
+	enumerator = inventory->create_enumerator(inventory);
+	while (enumerator->enumerate(enumerator, &tag_id))
+	{
+		/* Construct software ID from tag creator and unique software ID */
+		tag_creator = tag_id->get_tag_creator(tag_id);
+		unique_sw_id = tag_id->get_unique_sw_id(tag_id, NULL);
+		snprintf(software_id, 256, "%.*s_%.*s",
+				 tag_creator.len, tag_creator.ptr,
+				 unique_sw_id.len, unique_sw_id.ptr);
+		DBG3(DBG_IMV, "  %s", software_id);
+
+		/* Add software ID to JSON array */
+		jstring = json_object_new_string(software_id);
+		json_object_array_add(this->jarray, jstring);
+	}
+	enumerator->destroy(enumerator);
+}
+
+METHOD(imv_swid_state_t, get_swid_inventory, json_object*,
+	private_imv_swid_state_t *this)
+{
+	return this->jobj;
+}
+
+METHOD(imv_swid_state_t, set_missing, void,
+	private_imv_swid_state_t *this, uint32_t count)
+{
+	this->missing = count;
+}
+
+METHOD(imv_swid_state_t, get_missing, uint32_t,
+	private_imv_swid_state_t *this)
+{
+	return this->missing;
+}
+
+METHOD(imv_swid_state_t, set_count, void,
+	private_imv_swid_state_t *this, int tag_id_count, int tag_count)
+{
+	this->tag_id_count += tag_id_count;
+	this->tag_count += tag_count;
+}
+
+METHOD(imv_swid_state_t, get_count, void,
+	private_imv_swid_state_t *this, int *tag_id_count, int *tag_count)
+{
+	if (tag_id_count)
+	{
+		*tag_id_count = this->tag_id_count;
+	}
+	if (tag_count)
+	{
+		*tag_count = this->tag_count;
+	}
+}
+
+/**
+ * Described in header.
+ */
+imv_state_t *imv_swid_state_create(TNC_ConnectionID connection_id)
+{
+	private_imv_swid_state_t *this;
+
+	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,
+				.set_action_flags = _set_action_flags,
+				.get_action_flags = _get_action_flags,
+				.set_session = _set_session,
+				.get_session= _get_session,
+				.get_contracts = _get_contracts,
+				.change_state = _change_state,
+				.get_recommendation = _get_recommendation,
+				.set_recommendation = _set_recommendation,
+				.update_recommendation = _update_recommendation,
+				.get_reason_string = _get_reason_string,
+				.get_remediation_instructions = _get_remediation_instructions,
+				.destroy = _destroy,
+			},
+			.set_handshake_state = _set_handshake_state,
+			.get_handshake_state = _get_handshake_state,
+			.set_request_id = _set_request_id,
+			.get_request_id = _get_request_id,
+			.set_swid_inventory = _set_swid_inventory,
+			.get_swid_inventory = _get_swid_inventory,
+			.set_missing = _set_missing,
+			.get_missing = _get_missing,
+			.set_count = _set_count,
+			.get_count = _get_count,
+		},
+		.state = TNC_CONNECTION_STATE_CREATE,
+		.rec = TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION,
+		.eval = TNC_IMV_EVALUATION_RESULT_DONT_KNOW,
+		.connection_id = connection_id,
+		.contracts = seg_contract_manager_create(),
+		.jobj = json_object_new_object(),
+		.jarray = json_object_new_array(),
+	);
+
+	json_object_object_add(this->jobj, "data", this->jarray);
+
+	return &this->public.interface;
+}
+
+