Add digest algorithm IDs.

1 files changed, 4 insertions, 0 deletions

diff --git a/cryptech.h b/cryptech.h
index b0a7c35..dba9f31 100644
--- a/cryptech.h
+++ b/cryptech.h
@@ -514,6 +514,8 @@ typedef struct {
   size_t digest_length;
   size_t hash_state_length;
   size_t hmac_state_length;
+  const uint8_t * const digest_algorithm_id;
+  size_t digest_algorithm_id_length;
   const void *driver;
 } hal_hash_descriptor_t;
 
@@ -656,6 +658,8 @@ extern hal_error_t hal_rsa_key_gen(hal_rsa_key_t *key,
 extern hal_error_t hal_rsa_key_to_der(hal_rsa_key_t key,
                                       uint8_t *der, size_t *der_len, const size_t der_max);
 
+extern size_t hal_rsa_key_to_der_len(hal_rsa_key_t key);
+
 extern hal_error_t hal_rsa_key_from_der(hal_rsa_key_t *key,
                                         void *keybuf, const size_t keybuf_len,
                                         const uint8_t * const der, const size_t der_len);