From: Lukasz Pawelczyk <l.pawelczyk@samsung.com>
Date: Tue, 12 Apr 2016 11:33:19 +0000 (+0200)
Subject: Get rid of EVP_MD from digest struct, it's redudant.
X-Git-Tag: accepted/tizen/common/20160810.161523~225
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0af4e6ef1b64389a57475fee28f0d1e39d9e805a;p=platform%2Fcore%2Fsecurity%2Fyaca.git

Get rid of EVP_MD from digest struct, it's redudant.

Change-Id: I52d84125d4b0f2ab1face439477efcc82ee0a0fe
---

diff --git a/src/digest.c b/src/digest.c
index 4cc0ceb..bd3f62f 100644
--- a/src/digest.c
+++ b/src/digest.c
@@ -32,7 +32,6 @@ struct yaca_digest_ctx_s
 {
 	struct yaca_ctx_s ctx;
 
-	const EVP_MD *md;
 	EVP_MD_CTX *mdctx;
 };
 
@@ -57,7 +56,7 @@ static int get_digest_output_length(const yaca_ctx_h ctx, size_t input_len)
 	if (c == NULL)
 		return YACA_ERROR_INVALID_ARGUMENT;
 
-	return EVP_MD_size(c->md);
+	return EVP_MD_CTX_size(c->mdctx);
 }
 
 static void destroy_digest_context(yaca_ctx_h ctx)
@@ -117,6 +116,7 @@ API int yaca_digest_init(yaca_ctx_h *ctx, yaca_digest_algo_e algo)
 {
 	int ret;
 	struct yaca_digest_ctx_s *nc = NULL;
+	const EVP_MD *md;
 
 	if (ctx == NULL)
 		return YACA_ERROR_INVALID_ARGUMENT;
@@ -129,7 +129,7 @@ API int yaca_digest_init(yaca_ctx_h *ctx, yaca_digest_algo_e algo)
 	nc->ctx.ctx_destroy = destroy_digest_context;
 	nc->ctx.get_output_length = get_digest_output_length;
 
-	ret = digest_get_algorithm(algo, &nc->md);
+	ret = digest_get_algorithm(algo, &md);
 	if (ret < 0)
 		goto free;
 
@@ -139,7 +139,7 @@ API int yaca_digest_init(yaca_ctx_h *ctx, yaca_digest_algo_e algo)
 		goto free;
 	}
 
-	ret = EVP_DigestInit(nc->mdctx, nc->md);
+	ret = EVP_DigestInit(nc->mdctx, md);
 	if (ret != 1) {
 		ret = YACA_ERROR_OPENSSL_FAILURE;
 		goto ctx;