Added gnutls_state_set_ptr() and gnutls_state_get_ptr() functions, to

assist in callback functions.

3 files changed, 34 insertions, 0 deletions

diff --git a/NEWS b/NEWS
index 32b166fba3..9da9b30666 100644
--- a/NEWS
+++ b/NEWS
@@ -5,6 +5,8 @@ Version ?.?.?
   version check in RSA premaster secret.
 - Added gnutls_session_is_resumed() function, which reports if a session
   is a resumpted one.
+- Added gnutls_state_set_ptr() and gnutls_state_get_ptr() functions, to
+  assist in callback functions.
 
 Version 0.4.1 (7/04/2002)
 - Now uses alloca() for temporary variables
diff --git a/lib/gnutls.h.in.in b/lib/gnutls.h.in.in
index 053f94b0f4..7744e5fbba 100644
--- a/lib/gnutls.h.in.in
+++ b/lib/gnutls.h.in.in
@@ -287,6 +287,11 @@ typedef void (*GNUTLS_LOG_FUNC)( const char*);
 void gnutls_transport_set_push_func( GNUTLS_STATE, GNUTLS_PUSH_FUNC push_func);
 void gnutls_transport_set_pull_func( GNUTLS_STATE, GNUTLS_PULL_FUNC pull_func);
 
+/* state specific */
+void gnutls_state_set_ptr(GNUTLS_STATE state, void* ptr);
+void* gnutls_state_get_ptr(GNUTLS_STATE state);
+
+/* record layer */
 size_t gnutls_record_get_max_size( GNUTLS_STATE state);
 ssize_t gnutls_record_set_max_size( GNUTLS_STATE state, size_t size);
 
diff --git a/lib/gnutls_state.c b/lib/gnutls_state.c
index 498f39a5df..74f6629ee1 100644
--- a/lib/gnutls_state.c
+++ b/lib/gnutls_state.c
@@ -619,3 +619,30 @@ int gnutls_session_is_resumed(GNUTLS_STATE state)
 
 	return 0;
 }
+
+/**
+  * gnutls_state_get_ptr - Used to get the user pointer from the state structure
+  * @state: is a &GNUTLS_STATE structure.
+  *
+  * This function will return the user given pointer from the state structure.
+  * This is the pointer set with gnutls_state_set_ptr().
+  *
+  **/
+void* gnutls_state_get_ptr(GNUTLS_STATE state)
+{
+	return state->gnutls_internals.user_ptr;
+}
+
+/**
+  * gnutls_state_set_ptr - Used to set the user pointer to the state structure
+  * @state: is a &GNUTLS_STATE structure.
+  * @ptr: is the user pointer
+  *
+  * This function will set (assosiate) the user given pointer to the state structure.
+  * This is pointer can be accessed with gnutls_state_get_ptr().
+  *
+  **/
+void gnutls_state_set_ptr(GNUTLS_STATE state, void* ptr)
+{
+	state->gnutls_internals.user_ptr = ptr;
+}