implemented and tested functionality to create sa_payload from

[strongswan.git] / Source / charon / encoding / payloads / transform_substructure.h

diff --git a/Source/charon/encoding/payloads/transform_substructure.h b/Source/charon/encoding/payloads/transform_substructure.h
index 39f6426..6671dbc 100644 (file)
--- a/Source/charon/encoding/payloads/transform_substructure.h
+++ b/Source/charon/encoding/payloads/transform_substructure.h
@@ -117,10 +117,10 @@ struct transform_substructure_t {
         *                      by calling get_length()!
         *
         * @param this                  calling transform_substructure_t object
-        * @param iterator              the created iterator is stored at the pointed pointer
         * @param[in] forward   iterator direction (TRUE: front to end)
+        * @return                              created iterator_t object.
         */
-       void (*create_transform_attribute_iterator) (transform_substructure_t *this,iterator_t **iterator, bool forward);
+       iterator_t * (*create_transform_attribute_iterator) (transform_substructure_t *this, bool forward);
        
        /**
         * @brief Adds a transform_attribute_t object to this object.
@@ -137,7 +137,7 @@ struct transform_substructure_t {
         * @brief Sets the next_payload field of this substructure
         * 
         * If this is the last transform, next payload field is set to 0,
-        * otherwise to 3 (payload type of transform in IKEv1)
+        * otherwise to 3
         *
         * @param this          calling transform_substructure_t object
         * @param is_last       When TRUE, next payload field is set to 0, otherwise to 3
@@ -200,10 +200,9 @@ struct transform_substructure_t {
         * @brief Clones an transform_substructure_t object.
         *
         * @param this  transform_substructure_t object to clone
-        * @param clone pointer to a transform_substructure_t object pointer 
-        *                              where the new object is stored to.
+        * @return              cloned transform_substructure_t object
         */
-       void (*clone) (transform_substructure_t *this,transform_substructure_t **clone);
+       transform_substructure_t* (*clone) (transform_substructure_t *this);
 
        /**
         * @brief Destroys an transform_substructure_t object.
@@ -214,7 +213,7 @@ struct transform_substructure_t {
 };
 
 /**
- * @brief Creates an empty transform_substructure_t object
+ * @brief Creates an empty transform_substructure_t object.
  * 
  * @return                     created transform_substructure_t object
  * 
@@ -222,4 +221,20 @@ struct transform_substructure_t {
  */
 transform_substructure_t *transform_substructure_create();
 
+/**
+ * @brief Creates an empty transform_substructure_t object.
+ * 
+ * The key length is used for the transport types ENCRYPTION_ALGORITHM,
+ * PSEUDO_RANDOM_FUNCTION, INTEGRITY_ALGORITHM. For all 
+ * other transport types the key_length parameter is not used
+ * 
+ * @return                                     created transform_substructure_t object
+ * @param transform_type       type of transform to create
+ * @param transform_id         transform id specifying the specific algorithm of a transform type
+ * @param key_length           Key length for key lenght attribute
+ * 
+ * @ingroup payloads
+ */
+transform_substructure_t *transform_substructure_create_type(transform_type_t transform_type, u_int16_t transform_id, u_int16_t key_length);
+
 #endif /*TRANSFORM_SUBSTRUCTURE_H_*/