1 files changed, 19 insertions, 7 deletions

diff --git a/src/lib/libcrypto/evp/p_verify.c b/src/lib/libcrypto/evp/p_verify.c
index 21a40a375e..2d46dffe7e 100644
--- a/src/lib/libcrypto/evp/p_verify.c
+++ b/src/lib/libcrypto/evp/p_verify.c
@@ -85,17 +85,29 @@ int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
                 EVPerr(EVP_F_EVP_VERIFYFINAL,EVP_R_WRONG_PUBLIC_KEY_TYPE);
                 return(-1);
                 }
-        EVP_MD_CTX_init(&tmp_ctx);
-        EVP_MD_CTX_copy_ex(&tmp_ctx,ctx);     
-        EVP_DigestFinal_ex(&tmp_ctx,&(m[0]),&m_len);
-        EVP_MD_CTX_cleanup(&tmp_ctx);
-        if (ctx->digest->verify == NULL)
+        if (ctx->digest->verify == NULL)
                 {
                 EVPerr(EVP_F_EVP_VERIFYFINAL,EVP_R_NO_VERIFY_FUNCTION_CONFIGURED);
                 return(0);
                 }
 
-        return(ctx->digest->verify(ctx->digest->type,m,m_len,
-                sigbuf,siglen,pkey->pkey.ptr));
+        EVP_MD_CTX_init(&tmp_ctx);
+        EVP_MD_CTX_copy_ex(&tmp_ctx,ctx);     
+        if (ctx->digest->flags & EVP_MD_FLAG_SVCTX)
+                {
+                EVP_MD_SVCTX sctmp;
+                sctmp.mctx = &tmp_ctx;
+                sctmp.key = pkey->pkey.ptr;
+                i = ctx->digest->verify(ctx->digest->type,
+                        NULL, -1, sigbuf, siglen, &sctmp);
+                }
+        else
+                {
+                EVP_DigestFinal_ex(&tmp_ctx,&(m[0]),&m_len);
+                i = ctx->digest->verify(ctx->digest->type,m,m_len,
+                                        sigbuf,siglen,pkey->pkey.ptr);
+                }
+        EVP_MD_CTX_cleanup(&tmp_ctx);
+        return i;
         }