refactored PA-TNC message handling by IMVs

2012-10-17 23:15:14 +02:00
parent f8a70254a9
commit 6a61b79583
14 changed files with 1000 additions and 625 deletions
@@ -50,6 +50,44 @@ struct imv_agent_t {
 										  TNC_ConnectionID connection_id,
 										  TNC_RetryReason reason);

+	/**
+	 * Call when an IMV-IMC message is to be sent
+	 *
+	 * @param imv_id			IMV ID assigned by TNCS
+	 * @param connection_id		network connection ID assigned by TNCS
+	 * @param msg				message to send
+	 * @param msg_len			message length in bytes
+	 * @param msg_type			message type
+	 * @return					TNC result code
+	 */
+	TNC_Result (*send_message)(TNC_IMVID imv_id,
+							   TNC_ConnectionID connection_id,
+							   TNC_BufferReference msg,
+							   TNC_UInt32 msg_len,
+							   TNC_MessageType msg_type);
+
+	/**
+	 * Call when an IMV-IMC message is to be sent with long message types
+	 *
+	 * @param imv_id			IMV ID assigned by TNCS
+	 * @param connection_id		network connection ID assigned by TNCS
+	 * @param msg_flags			message flags
+	 * @param msg				message to send
+	 * @param msg_len			message length in bytes
+	 * @param msg_vid			message vendor ID
+	 * @param msg_subtype		message subtype
+	 * @param dst_imc_id		destination IMC ID
+	 * @return					TNC result code
+	 */
+	TNC_Result (*send_message_long)(TNC_IMVID imv_id,
+									TNC_ConnectionID connection_id,
+									TNC_UInt32 msg_flags,
+									TNC_BufferReference msg,
+									TNC_UInt32 msg_len,
+									TNC_VendorID msg_vid,
+									TNC_MessageSubtype msg_subtype,
+									TNC_UInt32 dst_imc_id);
+
 	/**
 	 * Bind TNCS functions
 	 *
@@ -99,72 +137,27 @@ struct imv_agent_t {
 	bool (*get_state)(imv_agent_t *this,
 					  TNC_ConnectionID connection_id, imv_state_t **state);

-	/**
-	 * Call when a PA-TNC message is to be sent
-	 *
-	 * @param connection_id		network connection ID assigned by TNCS
-	 * @param excl				exclusive flag
-	 * @param src_imv_id		IMV ID to be set as source
-	 * @param dst_imc_id		IMD ID to be set as destination
-	 * @param msg_vid			message vendor ID
-	 * @param msg_subtype		message subtype
-	 * @param attr_list			list of PA-TNC attributes to send
-	 * @return					TNC result code
-	 */
-	TNC_Result (*send_message)(imv_agent_t *this,
-							   TNC_ConnectionID connection_id, bool excl,
-							   TNC_UInt32 src_imv_id, TNC_UInt32 dst_imc_id,
-							   TNC_VendorID msg_vid,
-							   TNC_MessageSubtype msg_subtype,
-							   linked_list_t *attr_list);
-
-	/**
-	 * Call when a PA-TNC message was received
-	 *
-	 * @param state				state for current connection
-	 * @param msg				received unparsed message
-	 * @param msg_vid			message vendorID of the received message
-	 * @param msg_subtype		message subtype of the received message
-	 * @param src_imc_id		source IMC ID
-	 * @param dst_imv_id		destination IMV ID
-	 * @param pa_tnc_message	parsed PA-TNC message or NULL if an error occurred
-	 * @return					TNC result code
-	 */
-	TNC_Result (*receive_message)(imv_agent_t *this,
-								  imv_state_t *state, chunk_t msg,
-								  TNC_VendorID msg_vid,
-								  TNC_MessageSubtype msg_subtype,
-								  TNC_UInt32 src_imc_id,
-								  TNC_UInt32 dst_imv_id,
-								  pa_tnc_msg_t **pa_tnc_msg);
-
-	/**
-	 * Set Action Recommendation and Evaluation Result in the IMV state
-	 *
-	 * @param connection_id		network connection ID assigned by TNCS
-	 * @param rec				IMV action recommendation
-	 * @param eval				IMV evaluation result
-	 * @return					TNC result code
-	 */
-	TNC_Result (*set_recommendation)(imv_agent_t *this,
-									 TNC_ConnectionID connection_id,
-									 TNC_IMV_Action_Recommendation rec,
-									 TNC_IMV_Evaluation_Result eval);
-
 	/**
 	 * Deliver IMV Action Recommendation and IMV Evaluation Result to the TNCS
 	 *
-	 * @param connection_id		network connection ID assigned by TNCS
-	 * @param dst_imc_id		IMD ID to be set as destination
-	 * @param msg_vid			message vendor ID
-	 * @param msg_subtype		message subtype
+	 * @param state				state bound to a connection ID
 	 * @return					TNC result code
 	 */
-	TNC_Result (*provide_recommendation)(imv_agent_t *this,
-										 TNC_ConnectionID connection_id,
-										 TNC_UInt32 dst_imc_id,
-							  			 TNC_VendorID msg_vid,
-							  			 TNC_MessageSubtype msg_subtype);
+	TNC_Result (*provide_recommendation)(imv_agent_t *this, imv_state_t* state);
+
+	/**
+	 * Get IMV name
+	 *
+	 * return					IMV name
+	 */
+	const char* (*get_name)(imv_agent_t *this);
+
+	/**
+	 * Get base IMV ID
+	 *
+	 * return					base IMV ID
+	 */
+	TNC_IMVID (*get_id)(imv_agent_t *this);

 	/**
 	 * Reserve additional IMV IDs from TNCS