implemented and tested functionality to create sa_payload from

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

diff --git a/Source/charon/encoding/payloads/proposal_substructure.h b/Source/charon/encoding/payloads/proposal_substructure.h
index d92a92c..a2015fb 100644 (file)
--- a/Source/charon/encoding/payloads/proposal_substructure.h
+++ b/Source/charon/encoding/payloads/proposal_substructure.h
@@ -29,6 +29,13 @@
 #include <utils/linked_list.h>
 
 /**
+ * IKEv1 Value for a proposal payload.
+ * 
+ * @ingroup payloads
+ */
+#define PROPOSAL_TYPE_VALUE 2
+
+/**
  * Length of the proposal substructure header
  * (without spi).
  * 
@@ -74,10 +81,10 @@ struct proposal_substructure_t {
         *                      get_size to make sure the length and number values are ok.
         *
         * @param this                  calling proposal_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_substructure_iterator) (proposal_substructure_t *this,iterator_t **iterator, bool forward);
+       iterator_t * (*create_transform_substructure_iterator) (proposal_substructure_t *this, bool forward);
        
        /**
         * @brief Adds a transform_substructure_t object to this object.
@@ -107,6 +114,22 @@ struct proposal_substructure_t {
        u_int8_t (*get_proposal_number) (proposal_substructure_t *this);
 
        /**
+        * @brief get the number of transforms in current proposal.
+        * 
+        * @param this          calling proposal_substructure_t object
+        * @return                      transform count in current proposal
+        */
+       size_t (*get_transform_count) (proposal_substructure_t *this);
+
+       /**
+        * @brief get size of the set spi in bytes.
+        * 
+        * @param this          calling proposal_substructure_t object
+        * @return                      size of the spi in bytes
+        */
+       size_t (*get_spi_size) (proposal_substructure_t *this);
+
+       /**
         * @brief Sets the protocol id of current proposal.
         *
         * @param this          calling proposal_substructure_t object
@@ -136,6 +159,16 @@ struct proposal_substructure_t {
         */
        status_t (*get_info_for_transform_type) (proposal_substructure_t *this,transform_type_t type, u_int16_t *transform_id, u_int16_t *key_length);
 
+       /**
+        * @brief Sets the next_payload field of this substructure
+        * 
+        * If this is the last proposal, next payload field is set to 0,
+        * otherwise to 2
+        *
+        * @param this          calling proposal_substructure_t object
+        * @param is_last       When TRUE, next payload field is set to 0, otherwise to 2
+        */
+       void (*set_is_last_proposal) (proposal_substructure_t *this, bool is_last);
 
        /**
         * @brief Returns the currently set SPI of this proposal.
@@ -161,9 +194,9 @@ struct proposal_substructure_t {
         * @brief Clones an proposal_substructure_t object.
         *
         * @param this  proposal_substructure_t object to clone
-        * @param clone cloned object will be written there
+        * @return              cloned object
         */
-       void (*clone) (proposal_substructure_t *this,proposal_substructure_t **clone);
+       proposal_substructure_t* (*clone) (proposal_substructure_t *this);
 
        /**
         * @brief Destroys an proposal_substructure_t object.