From 2f3c3f512b2ff5023a4177e167eb6b55055fe883 Mon Sep 17 00:00:00 2001
From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Date: Wed, 11 Mar 2015 17:53:08 +0100
Subject: digest: add HMAC support for md5, sha1, sha224, sha256, sha384,
 sha512

the hmac algo will be registered as hmac(%s) such as hmac(sha256)

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 crypto/md5.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'crypto/md5.c')

diff --git a/crypto/md5.c b/crypto/md5.c
index f70dd62131..fe17ff5863 100644
--- a/crypto/md5.c
+++ b/crypto/md5.c
@@ -29,6 +29,8 @@
 #include <digest.h>
 #include <init.h>
 
+#include "internal.h"
+
 struct MD5Context {
 	__u32 buf[4];
 	__u32 bits[2];
@@ -298,8 +300,12 @@ static struct digest_algo md5 = {
 
 static int md5_digest_register(void)
 {
-	digest_algo_register(&md5);
+	int ret;
 
-	return 0;
+	ret = digest_algo_register(&md5);
+	if (ret)
+		return ret;
+
+	return digest_hmac_register(&md5, 64);
 }
 device_initcall(md5_digest_register);
-- 
cgit v1.2.3