Added API to share precomputations in EAX.

[BearSSL] / inc / bearssl_ssl.h

diff --git a/inc/bearssl_ssl.h b/inc/bearssl_ssl.h
index 45ac599..6640bc6 100644 (file)
--- a/inc/bearssl_ssl.h
+++ b/inc/bearssl_ssl.h
@@ -833,6 +833,14 @@ typedef struct {
 
        /*
         * Context RNG.
+        *
+        *   rng_init_done is initially 0. It is set to 1 when the
+        *   basic structure of the RNG is set, and 2 when some
+        *   entropy has been pushed in. The value 2 marks the RNG
+        *   as "properly seeded".
+        *
+        *   rng_os_rand_done is initially 0. It is set to 1 when
+        *   some seeding from the OS or hardware has been attempted.
         */
        br_hmac_drbg_context rng;
        int rng_init_done;