core: add get_entropy and clear_entropy calls to RAND

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/14162)

diff --git a/include/openssl/core_dispatch.h b/include/openssl/core_dispatch.h
index 7823af7cbd426fa09262a45b7e90b037045252f6..f9786e1d37d6d36e453a7821821c9611746cbeec 100644 (file)
--- a/include/openssl/core_dispatch.h
+++ b/include/openssl/core_dispatch.h
@@ -399,6 +399,8 @@ OSSL_CORE_MAKE_FUNC(int, kdf_set_ctx_params,
 # define OSSL_FUNC_RAND_GET_CTX_PARAMS               15
 # define OSSL_FUNC_RAND_SET_CTX_PARAMS               16
 # define OSSL_FUNC_RAND_VERIFY_ZEROIZATION           17
+# define OSSL_FUNC_RAND_GET_SEED                     18
+# define OSSL_FUNC_RAND_CLEAR_SEED                   19
 
 OSSL_CORE_MAKE_FUNC(void *,rand_newctx,
                     (void *provctx, void *parent,
@@ -440,6 +442,13 @@ OSSL_CORE_MAKE_FUNC(void,rand_set_callbacks,
                      OSSL_CALLBACK *cleanup_nonce, void *arg))
 OSSL_CORE_MAKE_FUNC(int,rand_verify_zeroization,
                     (void *vctx))
+OSSL_CORE_MAKE_FUNC(size_t,rand_get_seed,
+                    (void *vctx, unsigned char **buffer,
+                     int entropy, size_t min_len, size_t max_len,
+                     int prediction_resistance,
+                     const unsigned char *adin, size_t adin_len))
+OSSL_CORE_MAKE_FUNC(void,rand_clear_seed,
+                    (void *vctx, unsigned char *buffer, size_t b_len))
 
 /*-
  * Key management