Added API to save and restore session parameters (for controllable session resumption...

[BearSSL] / inc / bearssl_ssl.h

diff --git a/inc/bearssl_ssl.h b/inc/bearssl_ssl.h
index 3faf1be..0876ff9 100644 (file)
--- a/inc/bearssl_ssl.h
+++ b/inc/bearssl_ssl.h
@@ -544,13 +544,6 @@ typedef struct {
         */
        unsigned char client_random[32];
        unsigned char server_random[32];
-       /* obsolete
-       unsigned char session_id[32];
-       unsigned char session_id_len;
-       uint16_t version;
-       uint16_t cipher_suite;
-       unsigned char master_secret[48];
-       */
        br_ssl_session_parameters session;
 
        /*
@@ -926,6 +919,31 @@ br_ssl_engine_get_server_name(br_ssl_engine_context *cc)
        return cc->server_name;
 }
 
+/*
+ * Get a copy of the session parameters. The session parameters are
+ * filled during the handshake, so this function shall not be called
+ * before completion of the handshake.
+ */
+static inline void
+br_ssl_engine_get_session_parameters(const br_ssl_engine_context *cc,
+       br_ssl_session_parameters *pp)
+{
+       memcpy(pp, &cc->session, sizeof *pp);
+}
+
+/*
+ * Set the session parameters to the provided value. This function
+ * is meant to be used in the client, before doing a new handshake;
+ * a session resumption will be attempted with these parameters. In
+ * the server, this function has no effect.
+ */
+static inline void
+br_ssl_engine_set_session_parameters(br_ssl_engine_context *cc,
+       const br_ssl_session_parameters *pp)
+{
+       memcpy(&cc->session, pp, sizeof *pp);
+}
+
 /*
  * An SSL engine (client or server) has, at any time, a state which is
  * the combination of zero, one or more of these flags: