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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>
This commit is contained in:
Pascal van Leeuwen 2019-09-13 22:04:46 +02:00 committed by Herbert Xu
parent f0a8bdf0b1
commit 457a6fdf4c
3 changed files with 144 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/crypto/inside-secure/safexcel.c
View File

@ -1200,6 +1200,10 @@ static struct safexcel_alg_template *safexcel_algs[] = {
&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)

4
drivers/crypto/inside-secure/safexcel.h
View File

@ -906,5 +906,9 @@ extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha256_cbc_des3_ed
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

136
drivers/crypto/inside-secure/safexcel_cipher.c
View File

@ -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);