Added an option that allows to force IKEv1 fragmentation

src/libcharon/config/ike_cfg.c

@@ -92,7 +92,7 @@ struct private_ike_cfg_t {
 	/**
 	 * use IKEv1 fragmentation
 	 */
-	bool fragmentation;
+	fragmentation_t fragmentation;
 
 	/**
 	 * List of proposals to use
@@ -118,7 +118,7 @@ METHOD(ike_cfg_t, force_encap_, bool,
 	return this->force_encap;
 }
 
-METHOD(ike_cfg_t, fragmentation, bool,
+METHOD(ike_cfg_t, fragmentation, fragmentation_t,
 	private_ike_cfg_t *this)
 {
 	return this->fragmentation;
@@ -312,7 +312,7 @@ METHOD(ike_cfg_t, destroy, void,
 ike_cfg_t *ike_cfg_create(ike_version_t version, bool certreq, bool force_encap,
 						  char *me, bool my_allow_any, u_int16_t my_port,
 						  char *other, bool other_allow_any, u_int16_t other_port,
-						  bool fragmentation)
+						  fragmentation_t fragmentation)
 {
 	private_ike_cfg_t *this;
 

src/libcharon/config/ike_cfg.h

@@ -1,4 +1,5 @@
 /*
+ * Copyright (C) 2012 Tobias Brunner
  * Copyright (C) 2005-2007 Martin Willi
  * Copyright (C) 2005 Jan Hutter
  * Hochschule fuer Technik Rapperswil
@@ -23,6 +24,7 @@
 #define IKE_CFG_H_
 
 typedef enum ike_version_t ike_version_t;
+typedef enum fragmentation_t fragmentation_t;
 typedef struct ike_cfg_t ike_cfg_t;
 
 #include <library.h>
@@ -44,6 +46,18 @@ enum ike_version_t {
 	IKEV2 = 2,
 };
 
+/**
+ * Proprietary IKEv1 fragmentation
+ */
+enum fragmentation_t {
+	/** disable fragmentation */
+	FRAGMENTATION_NO,
+	/** enable fragmentation if supported by peer */
+	FRAGMENTATION_YES,
+	/** force use of fragmentation (even for the first message) */
+	FRAGMENTATION_FORCE,
+};
+
 /**
  * enum strings fro ike_version_t
  */
@@ -143,7 +157,7 @@ struct ike_cfg_t {
 	 *
 	 * @return				TRUE to use fragmentation
 	 */
-	bool (*fragmentation) (ike_cfg_t *this);
+	fragmentation_t (*fragmentation) (ike_cfg_t *this);
 
 	/**
 	 * Get the DH group to use for IKE_SA setup.
@@ -196,6 +210,6 @@ struct ike_cfg_t {
 ike_cfg_t *ike_cfg_create(ike_version_t version, bool certreq, bool force_encap,
 						  char *me, bool my_allow_any, u_int16_t my_port,
 						  char *other, bool other_allow_any, u_int16_t other_port,
-						  bool fragmentation);
+						  fragmentation_t fragmentation);
 
 #endif /** IKE_CFG_H_ @}*/