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From:   Pascal van Leeuwen <pascalvanl@gmail.com>
To:     linux-crypto@vger.kernel.org
Cc:     antoine.tenart@bootlin.com, herbert@gondor.apana.org.au,
        davem@davemloft.net,
        Pascal van Leeuwen <pvanleeuwen@verimatrix.com>
Subject: [PATCH 3/3] crypto: inside-secure - Added support for authenc HMAC-SHA2/DES-CBC
Date:   Fri, 13 Sep 2019 16:03:26 +0200
Message-Id: <1568383406-8009-4-git-send-email-pvanleeuwen@verimatrix.com>
In-Reply-To: <1568383406-8009-1-git-send-email-pvanleeuwen@verimatrix.com>
References: <1568383406-8009-1-git-send-email-pvanleeuwen@verimatrix.com>
Sender: linux-crypto-owner@vger.kernel.org
Precedence: bulk

This patch adds support for the authenc(hmac(sha224),cbc(des)),
authenc(hmac(sha256),cbc(des)), authenc(hmac(sha384),cbc(des))
and authenc(hmac(sha512),cbc(des)) aead's

Signed-off-by: Pascal van Leeuwen <pvanleeuwen@verimatrix.com>
---
 drivers/crypto/inside-secure/safexcel.c        |   4 +
 drivers/crypto/inside-secure/safexcel.h        |   4 +
 drivers/crypto/inside-secure/safexcel_cipher.c | 136 +++++++++++++++++++++++++
 3 files changed, 144 insertions(+)

diff --git a/drivers/crypto/inside-secure/safexcel.c b/drivers/crypto/inside-secure/safexcel.c
index 4222ffa..1e05b5f 100644
--- a/drivers/crypto/inside-secure/safexcel.c
+++ b/drivers/crypto/inside-secure/safexcel.c
@@ -1200,6 +1200,10 @@ static int safexcel_request_ring_irq(void *pdev, int irqid,
 	&safexcel_alg_authenc_hmac_sha224_cbc_des3_ede,
 	&safexcel_alg_authenc_hmac_sha512_cbc_des3_ede,
 	&safexcel_alg_authenc_hmac_sha384_cbc_des3_ede,
+	&safexcel_alg_authenc_hmac_sha256_cbc_des,
+	&safexcel_alg_authenc_hmac_sha224_cbc_des,
+	&safexcel_alg_authenc_hmac_sha512_cbc_des,
+	&safexcel_alg_authenc_hmac_sha384_cbc_des,
 };
 
 static int safexcel_register_algorithms(struct safexcel_crypto_priv *priv)
diff --git a/drivers/crypto/inside-secure/safexcel.h b/drivers/crypto/inside-secure/safexcel.h
index fd6798f..fc16d5a 100644
--- a/drivers/crypto/inside-secure/safexcel.h
+++ b/drivers/crypto/inside-secure/safexcel.h
@@ -900,5 +900,9 @@ int safexcel_hmac_setkey(const char *alg, const u8 *key, unsigned int keylen,
 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha224_cbc_des3_ede;
 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha512_cbc_des3_ede;
 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha384_cbc_des3_ede;
+extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha256_cbc_des;
+extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha224_cbc_des;
+extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha512_cbc_des;
+extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha384_cbc_des;
 
 #endif
diff --git a/drivers/crypto/inside-secure/safexcel_cipher.c b/drivers/crypto/inside-secure/safexcel_cipher.c
index 0d26bea..71233ff 100644
--- a/drivers/crypto/inside-secure/safexcel_cipher.c
+++ b/drivers/crypto/inside-secure/safexcel_cipher.c
@@ -2035,6 +2035,142 @@ struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_cbc_des = {
 	},
 };
 
+static int safexcel_aead_sha256_des_cra_init(struct crypto_tfm *tfm)
+{
+	struct safexcel_cipher_ctx *ctx = crypto_tfm_ctx(tfm);
+
+	safexcel_aead_sha256_cra_init(tfm);
+	ctx->alg = SAFEXCEL_DES; /* override default */
+	return 0;
+}
+
+struct safexcel_alg_template safexcel_alg_authenc_hmac_sha256_cbc_des = {
+	.type = SAFEXCEL_ALG_TYPE_AEAD,
+	.algo_mask = SAFEXCEL_ALG_DES | SAFEXCEL_ALG_SHA2_256,
+	.alg.aead = {
+		.setkey = safexcel_aead_setkey,
+		.encrypt = safexcel_aead_encrypt,
+		.decrypt = safexcel_aead_decrypt,
+		.ivsize = DES_BLOCK_SIZE,
+		.maxauthsize = SHA256_DIGEST_SIZE,
+		.base = {
+			.cra_name = "authenc(hmac(sha256),cbc(des))",
+			.cra_driver_name = "safexcel-authenc-hmac-sha256-cbc-des",
+			.cra_priority = SAFEXCEL_CRA_PRIORITY,
+			.cra_flags = CRYPTO_ALG_ASYNC |
+				     CRYPTO_ALG_KERN_DRIVER_ONLY,
+			.cra_blocksize = DES_BLOCK_SIZE,
+			.cra_ctxsize = sizeof(struct safexcel_cipher_ctx),
+			.cra_alignmask = 0,
+			.cra_init = safexcel_aead_sha256_des_cra_init,
+			.cra_exit = safexcel_aead_cra_exit,
+			.cra_module = THIS_MODULE,
+		},
+	},
+};
+
+static int safexcel_aead_sha224_des_cra_init(struct crypto_tfm *tfm)
+{
+	struct safexcel_cipher_ctx *ctx = crypto_tfm_ctx(tfm);
+
+	safexcel_aead_sha224_cra_init(tfm);
+	ctx->alg = SAFEXCEL_DES; /* override default */
+	return 0;
+}
+
+struct safexcel_alg_template safexcel_alg_authenc_hmac_sha224_cbc_des = {
+	.type = SAFEXCEL_ALG_TYPE_AEAD,
+	.algo_mask = SAFEXCEL_ALG_DES | SAFEXCEL_ALG_SHA2_256,
+	.alg.aead = {
+		.setkey = safexcel_aead_setkey,
+		.encrypt = safexcel_aead_encrypt,
+		.decrypt = safexcel_aead_decrypt,
+		.ivsize = DES_BLOCK_SIZE,
+		.maxauthsize = SHA224_DIGEST_SIZE,
+		.base = {
+			.cra_name = "authenc(hmac(sha224),cbc(des))",
+			.cra_driver_name = "safexcel-authenc-hmac-sha224-cbc-des",
+			.cra_priority = SAFEXCEL_CRA_PRIORITY,
+			.cra_flags = CRYPTO_ALG_ASYNC |
+				     CRYPTO_ALG_KERN_DRIVER_ONLY,
+			.cra_blocksize = DES_BLOCK_SIZE,
+			.cra_ctxsize = sizeof(struct safexcel_cipher_ctx),
+			.cra_alignmask = 0,
+			.cra_init = safexcel_aead_sha224_des_cra_init,
+			.cra_exit = safexcel_aead_cra_exit,
+			.cra_module = THIS_MODULE,
+		},
+	},
+};
+
+static int safexcel_aead_sha512_des_cra_init(struct crypto_tfm *tfm)
+{
+	struct safexcel_cipher_ctx *ctx = crypto_tfm_ctx(tfm);
+
+	safexcel_aead_sha512_cra_init(tfm);
+	ctx->alg = SAFEXCEL_DES; /* override default */
+	return 0;
+}
+
+struct safexcel_alg_template safexcel_alg_authenc_hmac_sha512_cbc_des = {
+	.type = SAFEXCEL_ALG_TYPE_AEAD,
+	.algo_mask = SAFEXCEL_ALG_DES | SAFEXCEL_ALG_SHA2_512,
+	.alg.aead = {
+		.setkey = safexcel_aead_setkey,
+		.encrypt = safexcel_aead_encrypt,
+		.decrypt = safexcel_aead_decrypt,
+		.ivsize = DES_BLOCK_SIZE,
+		.maxauthsize = SHA512_DIGEST_SIZE,
+		.base = {
+			.cra_name = "authenc(hmac(sha512),cbc(des))",
+			.cra_driver_name = "safexcel-authenc-hmac-sha512-cbc-des",
+			.cra_priority = SAFEXCEL_CRA_PRIORITY,
+			.cra_flags = CRYPTO_ALG_ASYNC |
+				     CRYPTO_ALG_KERN_DRIVER_ONLY,
+			.cra_blocksize = DES_BLOCK_SIZE,
+			.cra_ctxsize = sizeof(struct safexcel_cipher_ctx),
+			.cra_alignmask = 0,
+			.cra_init = safexcel_aead_sha512_des_cra_init,
+			.cra_exit = safexcel_aead_cra_exit,
+			.cra_module = THIS_MODULE,
+		},
+	},
+};
+
+static int safexcel_aead_sha384_des_cra_init(struct crypto_tfm *tfm)
+{
+	struct safexcel_cipher_ctx *ctx = crypto_tfm_ctx(tfm);
+
+	safexcel_aead_sha384_cra_init(tfm);
+	ctx->alg = SAFEXCEL_DES; /* override default */
+	return 0;
+}
+
+struct safexcel_alg_template safexcel_alg_authenc_hmac_sha384_cbc_des = {
+	.type = SAFEXCEL_ALG_TYPE_AEAD,
+	.algo_mask = SAFEXCEL_ALG_DES | SAFEXCEL_ALG_SHA2_512,
+	.alg.aead = {
+		.setkey = safexcel_aead_setkey,
+		.encrypt = safexcel_aead_encrypt,
+		.decrypt = safexcel_aead_decrypt,
+		.ivsize = DES_BLOCK_SIZE,
+		.maxauthsize = SHA384_DIGEST_SIZE,
+		.base = {
+			.cra_name = "authenc(hmac(sha384),cbc(des))",
+			.cra_driver_name = "safexcel-authenc-hmac-sha384-cbc-des",
+			.cra_priority = SAFEXCEL_CRA_PRIORITY,
+			.cra_flags = CRYPTO_ALG_ASYNC |
+				     CRYPTO_ALG_KERN_DRIVER_ONLY,
+			.cra_blocksize = DES_BLOCK_SIZE,
+			.cra_ctxsize = sizeof(struct safexcel_cipher_ctx),
+			.cra_alignmask = 0,
+			.cra_init = safexcel_aead_sha384_des_cra_init,
+			.cra_exit = safexcel_aead_cra_exit,
+			.cra_module = THIS_MODULE,
+		},
+	},
+};
+
 static int safexcel_aead_sha1_ctr_cra_init(struct crypto_tfm *tfm)
 {
 	struct safexcel_cipher_ctx *ctx = crypto_tfm_ctx(tfm);
-- 
1.8.3.1