Provide EVP_PKEY_CTX_get_signature_md() macro and implement the

EVP_PKEY_CTRL_GET_MD control for DSA, EC and RSA.

This is used by the upcoming RSA CMS code.

ok inoguchi@ tb@

1 files changed, 5 insertions, 1 deletions

diff --git a/src/lib/libcrypto/rsa/rsa_pmeth.c b/src/lib/libcrypto/rsa/rsa_pmeth.c
index ea6401b3da..d0cc50cd9f 100644
--- a/src/lib/libcrypto/rsa/rsa_pmeth.c
+++ b/src/lib/libcrypto/rsa/rsa_pmeth.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: rsa_pmeth.c,v 1.21 2018/09/05 00:55:33 djm Exp $ */
+/* $OpenBSD: rsa_pmeth.c,v 1.22 2019/09/09 18:06:26 jsing Exp $ */
 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project 2006.
  */
@@ -423,6 +423,10 @@ bad_pad:
                 rctx->md = p2;
                 return 1;
 
+        case EVP_PKEY_CTRL_GET_MD:
+                *(const EVP_MD **)p2 = rctx->md;
+                return 1;
+
         case EVP_PKEY_CTRL_RSA_MGF1_MD:
         case EVP_PKEY_CTRL_GET_RSA_MGF1_MD:
                 if (rctx->pad_mode != RSA_PKCS1_PSS_PADDING) {