1 files changed, 47 insertions, 0 deletions
diff --git a/lib/includes/gnutls/gnutls.h.in b/lib/includes/gnutls/gnutls.h.in
index 13b6c35659..bb8a36b139 100644
--- a/lib/includes/gnutls/gnutls.h.in
+++ b/lib/includes/gnutls/gnutls.h.in
@@ -2345,6 +2345,53 @@ typedef int (*gnutls_handshake_secret_func) (gnutls_session_t session,
 void gnutls_handshake_set_secret_function(gnutls_session_t session,
 					  gnutls_handshake_secret_func func);
 
+/**
+ * gnutls_record_encryption_level_t:
+ * @GNUTLS_ENCRYPTION_LEVEL_INITIAL: initial level that doesn't involve any
+ *    encryption
+ * @GNUTLS_ENCRYPTION_LEVEL_EARLY: early traffic secret is installed
+ * @GNUTLS_ENCRYPTION_LEVEL_HANDSHAKE: handshake traffic secret is installed
+ * @GNUTLS_ENCRYPTION_LEVEL_APPLICATION: application traffic secret is installed
+ *
+ * Enumeration of of different levels of record encryption currently in place.
+ * This is used by gnutls_handshake_set_read_function() and
+ * gnutls_handshake_write().
+ *
+ * Since 3.6.13
+ */
+typedef enum {
+	GNUTLS_ENCRYPTION_LEVEL_INITIAL,
+	GNUTLS_ENCRYPTION_LEVEL_EARLY,
+	GNUTLS_ENCRYPTION_LEVEL_HANDSHAKE,
+	GNUTLS_ENCRYPTION_LEVEL_APPLICATION
+} gnutls_record_encryption_level_t;
+
+  /**
+   * gnutls_handshake_read_func:
+   * @session: the current session
+   * @htype: the type of the handshake message (#gnutls_handshake_description_t)
+   * @level: #gnutls_record_encryption_level_t
+   * @data: the (const) data that was being sent
+   * @data_size: the size of data
+   *
+   * Function prototype for handshake intercepting hooks. It is set using
+   * gnutls_handshake_set_read_function().
+   *
+   * Returns: Non zero on error.
+   * Since: 3.6.13
+   */
+typedef int (*gnutls_handshake_read_func) (gnutls_session_t session,
+					   gnutls_handshake_description_t htype,
+					   gnutls_record_encryption_level_t level,
+					   const void *data, size_t data_size);
+
+void gnutls_handshake_set_read_function(gnutls_session_t session,
+					gnutls_handshake_read_func func);
+
+int gnutls_handshake_write(gnutls_session_t session,
+			   gnutls_record_encryption_level_t level,
+			   const void *data, size_t data_size);
+
 /* Diffie-Hellman parameter handling.
  */
 int gnutls_dh_params_init(gnutls_dh_params_t * dh_params);