Store the major IKE version on ike_sa_id_t.

src/libcharon/encoding/message.c

@@ -1655,6 +1655,7 @@ METHOD(message_t, parse_header, status_t,
 
 	DESTROY_IF(this->ike_sa_id);
 	this->ike_sa_id = ike_sa_id_create(
+									ike_header->get_maj_version(ike_header),
 									ike_header->get_initiator_spi(ike_header),
 									ike_header->get_responder_spi(ike_header),
 									ike_header->get_initiator_flag(ike_header));

src/libcharon/plugins/ha/ha_message.c

@@ -67,6 +67,7 @@ typedef struct ike_sa_id_encoding_t ike_sa_id_encoding_t;
  * Encoding if an ike_sa_id_t
  */
 struct ike_sa_id_encoding_t {
+	u_int8_t ike_version;
 	u_int64_t initiator_spi;
 	u_int64_t responder_spi;
 	u_int8_t initiator;
@@ -157,6 +158,7 @@ METHOD(ha_message_t, add_attribute, void,
 			enc = (ike_sa_id_encoding_t*)(this->buf.ptr + this->buf.len);
 			this->buf.len += sizeof(ike_sa_id_encoding_t);
 			enc->initiator = id->is_initiator(id);
+			enc->ike_version = id->get_ike_version(id);
 			enc->initiator_spi = id->get_initiator_spi(id);
 			enc->responder_spi = id->get_responder_spi(id);
 			break;
@@ -357,8 +359,9 @@ METHOD(enumerator_t, attribute_enumerate, bool,
 				return FALSE;
 			}
 			enc = (ike_sa_id_encoding_t*)(this->buf.ptr);
-			value->ike_sa_id = ike_sa_id_create(enc->initiator_spi,
+			value->ike_sa_id = ike_sa_id_create(enc->ike_version,
-											enc->responder_spi, enc->initiator);
+										enc->initiator_spi, enc->responder_spi,
+										enc->initiator);
 			*attr_out = attr;
 			this->cleanup = (void*)value->ike_sa_id->destroy;
 			this->cleanup_data = value->ike_sa_id;

src/libcharon/plugins/ha/ha_message.h

@@ -30,7 +30,7 @@
 /**
  * Protocol version of this implementation
  */
-#define HA_MESSAGE_VERSION 2
+#define HA_MESSAGE_VERSION 3
 
 typedef struct ha_message_t ha_message_t;
 typedef enum ha_message_type_t ha_message_type_t;

src/libcharon/sa/ike_sa_id.c

@@ -1,4 +1,5 @@
 /*
+ * Copyright (C) 2012 Tobias Brunner
  * Copyright (C) 2005-2006 Martin Willi
  * Copyright (C) 2005 Jan Hutter
  * Hochschule fuer Technik Rapperswil
@@ -30,13 +31,18 @@ struct private_ike_sa_id_t {
 	 */
 	ike_sa_id_t public;
 
+	/**
+	 * Major IKE version of IKE_SA.
+	 */
+	u_int8_t ike_version;
+
 	 /**
-	  * SPI of Initiator.
+	  * SPI of initiator.
 	  */
 	u_int64_t initiator_spi;
 
 	 /**
-	  * SPI of Responder.
+	  * SPI of responder.
 	  */
 	u_int64_t responder_spi;
 
@@ -46,6 +52,12 @@ struct private_ike_sa_id_t {
 	bool is_initiator_flag;
 };
 
+METHOD(ike_sa_id_t, get_ike_version, u_int8_t,
+	private_ike_sa_id_t *this)
+{
+	return this->ike_version;
+}
+
 METHOD(ike_sa_id_t, set_responder_spi, void,
 	private_ike_sa_id_t *this, u_int64_t responder_spi)
 {
@@ -77,13 +89,15 @@ METHOD(ike_sa_id_t, equals, bool,
 	{
 		return FALSE;
 	}
-	return this->initiator_spi == other->initiator_spi &&
+	return this->ike_version == other->ike_version &&
+		   this->initiator_spi == other->initiator_spi &&
 		   this->responder_spi == other->responder_spi;
 }
 
 METHOD(ike_sa_id_t, replace_values, void,
 	private_ike_sa_id_t *this, private_ike_sa_id_t *other)
 {
+	this->ike_version = other->ike_version;
 	this->initiator_spi = other->initiator_spi;
 	this->responder_spi = other->responder_spi;
 	this->is_initiator_flag = other->is_initiator_flag;
@@ -98,22 +112,15 @@ METHOD(ike_sa_id_t, is_initiator, bool,
 METHOD(ike_sa_id_t, switch_initiator, bool,
 	private_ike_sa_id_t *this)
 {
-	if (this->is_initiator_flag)
+	this->is_initiator_flag = !this->is_initiator_flag;
-	{
-		this->is_initiator_flag = FALSE;
-	}
-	else
-	{
-		this->is_initiator_flag = TRUE;
-	}
 	return this->is_initiator_flag;
 }
 
 METHOD(ike_sa_id_t, clone_, ike_sa_id_t*,
 	private_ike_sa_id_t *this)
 {
-	return ike_sa_id_create(this->initiator_spi, this->responder_spi,
+	return ike_sa_id_create(this->ike_version, this->initiator_spi,
-							this->is_initiator_flag);
+							this->responder_spi, this->is_initiator_flag);
 }
 
 METHOD(ike_sa_id_t, destroy, void,
@@ -125,13 +132,14 @@ METHOD(ike_sa_id_t, destroy, void,
 /*
  * Described in header.
  */
-ike_sa_id_t * ike_sa_id_create(u_int64_t initiator_spi, u_int64_t responder_spi,
+ike_sa_id_t * ike_sa_id_create(u_int8_t ike_version, u_int64_t initiator_spi,
-							   bool is_initiator_flag)
+							   u_int64_t responder_spi, bool is_initiator_flag)
 {
 	private_ike_sa_id_t *this;
 
 	INIT(this,
 		.public = {
+			.get_ike_version = _get_ike_version,
 			.set_responder_spi = _set_responder_spi,
 			.set_initiator_spi = _set_initiator_spi,
 			.get_responder_spi = _get_responder_spi,
@@ -143,6 +151,7 @@ ike_sa_id_t * ike_sa_id_create(u_int64_t initiator_spi, u_int64_t responder_spi,
 			.clone = _clone_,
 			.destroy = _destroy,
 		},
+		.ike_version = ike_version,
 		.initiator_spi = initiator_spi,
 		.responder_spi = responder_spi,
 		.is_initiator_flag = is_initiator_flag,

src/libcharon/sa/ike_sa_id.h

@@ -1,4 +1,5 @@
 /*
+ * Copyright (C) 2012 Tobias Brunner
  * Copyright (C) 2005-2006 Martin Willi
  * Copyright (C) 2005 Jan Hutter
  * Hochschule fuer Technik Rapperswil
@@ -29,12 +30,19 @@ typedef struct ike_sa_id_t ike_sa_id_t;
 /**
  * An object of type ike_sa_id_t is used to identify an IKE_SA.
  *
- * An IKE_SA is identified by its initiator and responder spi's.
+ * An IKE_SA is identified by its initiator and responder SPIs.
- * Additionally it contains the role of the actual running IKEv2 daemon
+ * Additionally, it contains the major IKE version of the IKE_SA and, for IKEv2,
- * for the specific IKE_SA (original initiator or responder).
+ * the role of the daemon (original initiator or responder).
  */
 struct ike_sa_id_t {
 
+	/**
+	 * Get the major IKE version of this IKE_SA.
+	 *
+	 * @return					IKE version
+	 */
+	u_int8_t (*get_ike_version) (ike_sa_id_t *this);
+
 	/**
 	 * Set the SPI of the responder.
 	 *
@@ -68,10 +76,12 @@ struct ike_sa_id_t {
 	/**
 	 * Check if two ike_sa_id_t objects are equal.
 	 *
-	 * Two ike_sa_id_t objects are equal if both SPI values and the role matches.
+	 * Two ike_sa_id_t objects are equal if version and both SPI values match.
+	 * The role is not compared.
 	 *
 	 * @param other				ike_sa_id_t object to check if equal
-	 * @return					TRUE if given ike_sa_id_t are equal, FALSE otherwise
+	 * @return					TRUE if given ike_sa_id_t are equal,
+	 *							FALSE otherwise
 	 */
 	bool (*equals) (ike_sa_id_t *this, ike_sa_id_t *other);
 
@@ -93,9 +103,9 @@ struct ike_sa_id_t {
 	bool (*is_initiator) (ike_sa_id_t *this);
 
 	/**
-	 * Switche the original initiator flag.
+	 * Switch the original initiator flag.
 	 *
-	 * @return					TRUE if we are the original initiator after switch, FALSE otherwise
+	 * @return					new value if initiator flag.
 	 */
 	bool (*switch_initiator) (ike_sa_id_t *this);
 
@@ -113,14 +123,15 @@ struct ike_sa_id_t {
 };
 
 /**
- * Creates an ike_sa_id_t object with specific SPI's and defined role.
+ * Creates an ike_sa_id_t object.
  *
+ * @param ike_version			major IKE version
  * @param initiator_spi			initiators SPI
  * @param responder_spi			responders SPI
  * @param is_initiaor			TRUE if we are the original initiator
  * @return						ike_sa_id_t object
  */
-ike_sa_id_t * ike_sa_id_create(u_int64_t initiator_spi, u_int64_t responder_spi,
+ike_sa_id_t * ike_sa_id_create(u_int8_t ike_version, u_int64_t initiator_spi,
-							   bool is_initiaor);
+							   u_int64_t responder_spi, bool is_initiaor);
 
 #endif /** IKE_SA_ID_H_ @}*/

src/libcharon/sa/ike_sa_manager.c

@@ -1,7 +1,7 @@
 /*
  * Copyright (C) 2005-2011 Martin Willi
  * Copyright (C) 2011 revosec AG
- * Copyright (C) 2008 Tobias Brunner
+ * Copyright (C) 2008-2012 Tobias Brunner
  * Copyright (C) 2005 Jan Hutter
  * Hochschule fuer Technik Rapperswil
  *
@@ -943,14 +943,17 @@ METHOD(ike_sa_manager_t, checkout_new, ike_sa_t*,
 {
 	ike_sa_id_t *ike_sa_id;
 	ike_sa_t *ike_sa;
+	u_int8_t ike_version;
+
+	ike_version = version == IKEV1 ? IKEV1_MAJOR_VERSION : IKEV2_MAJOR_VERSION;
 
 	if (initiator)
 	{
-		ike_sa_id = ike_sa_id_create(get_spi(this), 0, TRUE);
+		ike_sa_id = ike_sa_id_create(ike_version, get_spi(this), 0, TRUE);
 	}
 	else
 	{
-		ike_sa_id = ike_sa_id_create(0, get_spi(this), FALSE);
+		ike_sa_id = ike_sa_id_create(ike_version, 0, get_spi(this), FALSE);
 	}
 	ike_sa = ike_sa_create(ike_sa_id, initiator, version);
 	ike_sa_id->destroy(ike_sa_id);

src/libcharon/sa/ikev2/connect_manager.c

@@ -1035,7 +1035,8 @@ static void send_check(private_connect_manager_t *this, check_list_t *checklist,
 	message->set_destination(message, check->dst->clone(check->dst));
 	message->set_source(message, check->src->clone(check->src));
 
-	ike_sa_id_t *ike_sa_id = ike_sa_id_create(0, 0, request);
+	ike_sa_id_t *ike_sa_id = ike_sa_id_create(IKEV2_MAJOR_VERSION, 0, 0,
+											  request);
 	message->set_ike_sa_id(message, ike_sa_id);
 	ike_sa_id->destroy(ike_sa_id);