created empty imc_attestation and imv_attestation plugin hulls

2011-09-08 12:08:08 +02:00
parent 6fde6cfaf8
commit 4a492a8d1f
12 changed files with 1132 additions and 2 deletions
@@ -0,0 +1,177 @@
+/*
+ * Copyright (C) 2011 Sansar Choinyambuu
+ * 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_attestation_state.h"
+
+#include <utils/lexparser.h>
+#include <debug.h>
+
+typedef struct private_imv_attestation_state_t private_imv_attestation_state_t;
+
+/**
+ * Private data of an imv_attestation_state_t object.
+ */
+struct private_imv_attestation_state_t {
+
+	/**
+	 * Public members of imv_attestation_state_t
+	 */
+	imv_attestation_state_t public;
+
+	/**
+	 * TNCCS connection ID
+	 */
+	TNC_ConnectionID connection_id;
+
+	/**
+	 * TNCCS connection state
+	 */
+	TNC_ConnectionState state;
+
+	/**
+	 * IMV action recommendation
+	 */
+	TNC_IMV_Action_Recommendation rec;
+
+	/**
+	 * IMV evaluation result
+	 */
+	TNC_IMV_Evaluation_Result eval;
+};
+
+typedef struct entry_t entry_t;
+
+/**
+ * Define an internal reason string entry
+ */
+struct entry_t {
+	char *lang;
+	char *string;
+};
+
+/**
+ * Table of multi-lingual reason string entries 
+ */
+static entry_t reasons[] = {
+	{ "en", "IMC Attestation ..." },
+	{ "mn", "IMC Attestation ..." },
+	{ "de", "IMC Attestation ..." },
+};
+
+METHOD(imv_state_t, get_connection_id, TNC_ConnectionID,
+	private_imv_attestation_state_t *this)
+{
+	return this->connection_id;
+}
+
+METHOD(imv_state_t, change_state, void,
+	private_imv_attestation_state_t *this, TNC_ConnectionState new_state)
+{
+	this->state = new_state;
+}
+
+METHOD(imv_state_t, get_recommendation, void,
+	private_imv_attestation_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_attestation_state_t *this, TNC_IMV_Action_Recommendation rec,
+									TNC_IMV_Evaluation_Result eval)
+{
+	this->rec = rec;
+	this->eval = eval;
+}
+
+METHOD(imv_state_t, get_reason_string, bool,
+	private_imv_attestation_state_t *this, chunk_t preferred_language,
+	chunk_t *reason_string, chunk_t *reason_language)
+{
+	chunk_t pref_lang, lang;
+	u_char *pos;
+	int i;
+
+	while (eat_whitespace(&preferred_language))
+	{
+		if (!extract_token(&pref_lang, ',', &preferred_language))
+		{
+			/* last entry in a comma-separated list or single entry */
+			pref_lang = preferred_language;
+		}
+
+		/* eat trailing whitespace */
+		pos = pref_lang.ptr + pref_lang.len - 1;
+		while (pref_lang.len && *pos-- == ' ')
+		{
+			pref_lang.len--;
+		}
+
+		for (i = 0 ; i < countof(reasons); i++)
+		{
+			lang = chunk_create(reasons[i].lang, strlen(reasons[i].lang));
+			if (chunk_equals(lang, pref_lang))
+			{
+				*reason_language = lang;
+				*reason_string = chunk_create(reasons[i].string, 
+										strlen(reasons[i].string));
+				return TRUE;
+			}
+		}
+	}
+
+	/* no preferred language match found - use the default language */
+	*reason_string =   chunk_create(reasons[0].string,
+									strlen(reasons[0].string));
+	*reason_language = chunk_create(reasons[0].lang, 
+									strlen(reasons[0].lang));
+	return TRUE;
+}
+
+METHOD(imv_state_t, destroy, void,
+	private_imv_attestation_state_t *this)
+{
+	free(this);
+}
+
+/**
+ * Described in header.
+ */
+imv_state_t *imv_attestation_state_create(TNC_ConnectionID connection_id)
+{
+	private_imv_attestation_state_t *this;
+
+	INIT(this,
+		.public = {
+			.interface = {
+				.get_connection_id = _get_connection_id,
+				.change_state = _change_state,
+				.get_recommendation = _get_recommendation,
+				.set_recommendation = _set_recommendation,
+				.get_reason_string = _get_reason_string,
+				.destroy = _destroy,
+			},
+		},
+		.state = TNC_CONNECTION_STATE_CREATE,
+		.rec = TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION,
+		.eval = TNC_IMV_EVALUATION_RESULT_DONT_KNOW,
+	);
+	
+	return &this->public.interface;
+}
+
+