From 457a6fdf4caaac5d5006bfd609f33b8b2a383750 Mon Sep 17 00:00:00 2001
From: Pascal van Leeuwen <pascalvanl@gmail.com>
Date: Fri, 13 Sep 2019 22:04:46 +0200
Subject: crypto: inside-secure - Added support for authenc HMAC-SHA2/DES-CBC
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
changes since v1:
- nothing
Signed-off-by: Pascal van Leeuwen <pvanleeuwen@verimatrix.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---
drivers/crypto/inside-secure/safexcel_cipher.c | 136 +++++++++++++++++++++++++
1 file changed, 136 insertions(+)
(limited to 'drivers/crypto/inside-secure/safexcel_cipher.c')
diff --git a/drivers/crypto/inside-secure/safexcel_cipher.c b/drivers/crypto/inside-secure/safexcel_cipher.c
index 0803b0ba233c..6c3fdd650ecc 100644
--- a/drivers/crypto/inside-secure/safexcel_cipher.c
+++ b/drivers/crypto/inside-secure/safexcel_cipher.c
@@ -2016,6 +2016,142 @@ 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);
--
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