netdev - [PATCH net-next 1/2] xfrm: Add support for SM3 secure hash

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1640164019-42341-2-git-send-email-xujia39@huawei.com>
Date:   Wed, 22 Dec 2021 17:06:58 +0800
From:   Xu Jia <xujia39@...wei.com>
To:     <steffen.klassert@...unet.com>, <herbert@...dor.apana.org.au>,
        <davem@...emloft.net>, <kuba@...nel.org>
CC:     <linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>
Subject: [PATCH net-next 1/2] xfrm: Add support for SM3 secure hash

This patch allows IPsec to use SM3 HMAC authentication algorithm.

Signed-off-by: Xu Jia <xujia39@...wei.com>
---
 include/uapi/linux/pfkeyv2.h |  1 +
 net/xfrm/xfrm_algo.c         | 20 ++++++++++++++++++++
 2 files changed, 21 insertions(+)

diff --git a/include/uapi/linux/pfkeyv2.h b/include/uapi/linux/pfkeyv2.h
index d65b117..798ba9f 100644
--- a/include/uapi/linux/pfkeyv2.h
+++ b/include/uapi/linux/pfkeyv2.h
@@ -309,6 +309,7 @@ struct sadb_x_filter {
 #define SADB_X_AALG_SHA2_512HMAC	7
 #define SADB_X_AALG_RIPEMD160HMAC	8
 #define SADB_X_AALG_AES_XCBC_MAC	9
+#define SADB_X_AALG_SM3_256HMAC		10
 #define SADB_X_AALG_NULL		251	/* kame */
 #define SADB_AALG_MAX			251
 
diff --git a/net/xfrm/xfrm_algo.c b/net/xfrm/xfrm_algo.c
index 4dae3ab..00b5444 100644
--- a/net/xfrm/xfrm_algo.c
+++ b/net/xfrm/xfrm_algo.c
@@ -341,6 +341,26 @@
 
 	.pfkey_supported = 0,
 },
+{
+	.name = "hmac(sm3)",
+	.compat = "sm3",
+
+	.uinfo = {
+		.auth = {
+			.icv_truncbits = 256,
+			.icv_fullbits = 256,
+		}
+	},
+
+	.pfkey_supported = 1,
+
+	.desc = {
+		.sadb_alg_id = SADB_X_AALG_SM3_256HMAC,
+		.sadb_alg_ivlen = 0,
+		.sadb_alg_minbits = 256,
+		.sadb_alg_maxbits = 256
+	}
+},
 };
 
 static struct xfrm_algo_desc ealg_list[] = {
-- 
1.8.3.1