diff options
Diffstat (limited to 'drivers/crypto/inside-secure')
| -rw-r--r-- | drivers/crypto/inside-secure/safexcel.c | 1 | ||||
| -rw-r--r-- | drivers/crypto/inside-secure/safexcel.h | 1 | ||||
| -rw-r--r-- | drivers/crypto/inside-secure/safexcel_cipher.c | 36 |
3 files changed, 38 insertions, 0 deletions
diff --git a/drivers/crypto/inside-secure/safexcel.c b/drivers/crypto/inside-secure/safexcel.c index e3873f2db7d3..be39f0bbe909 100644 --- a/drivers/crypto/inside-secure/safexcel.c +++ b/drivers/crypto/inside-secure/safexcel.c @@ -1181,6 +1181,7 @@ static struct safexcel_alg_template *safexcel_algs[] = { &safexcel_alg_ecb_sm4, &safexcel_alg_cbc_sm4, &safexcel_alg_ofb_sm4, + &safexcel_alg_cfb_sm4, }; 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 765f5e8706bd..3f729a604136 100644 --- a/drivers/crypto/inside-secure/safexcel.h +++ b/drivers/crypto/inside-secure/safexcel.h @@ -882,5 +882,6 @@ extern struct safexcel_alg_template safexcel_alg_hmac_sm3; extern struct safexcel_alg_template safexcel_alg_ecb_sm4; extern struct safexcel_alg_template safexcel_alg_cbc_sm4; extern struct safexcel_alg_template safexcel_alg_ofb_sm4; +extern struct safexcel_alg_template safexcel_alg_cfb_sm4; #endif diff --git a/drivers/crypto/inside-secure/safexcel_cipher.c b/drivers/crypto/inside-secure/safexcel_cipher.c index b0e4bfb2e518..583cc8331706 100644 --- a/drivers/crypto/inside-secure/safexcel_cipher.c +++ b/drivers/crypto/inside-secure/safexcel_cipher.c @@ -2779,3 +2779,39 @@ struct safexcel_alg_template safexcel_alg_ofb_sm4 = { }, }, }; + +static int safexcel_skcipher_sm4_cfb_cra_init(struct crypto_tfm *tfm) +{ + struct safexcel_cipher_ctx *ctx = crypto_tfm_ctx(tfm); + + safexcel_skcipher_cra_init(tfm); + ctx->alg = SAFEXCEL_SM4; + ctx->mode = CONTEXT_CONTROL_CRYPTO_MODE_CFB; + return 0; +} + +struct safexcel_alg_template safexcel_alg_cfb_sm4 = { + .type = SAFEXCEL_ALG_TYPE_SKCIPHER, + .algo_mask = SAFEXCEL_ALG_SM4 | SAFEXCEL_ALG_AES_XFB, + .alg.skcipher = { + .setkey = safexcel_skcipher_sm4_setkey, + .encrypt = safexcel_encrypt, + .decrypt = safexcel_decrypt, + .min_keysize = SM4_KEY_SIZE, + .max_keysize = SM4_KEY_SIZE, + .ivsize = SM4_BLOCK_SIZE, + .base = { + .cra_name = "cfb(sm4)", + .cra_driver_name = "safexcel-cfb-sm4", + .cra_priority = SAFEXCEL_CRA_PRIORITY, + .cra_flags = CRYPTO_ALG_ASYNC | + CRYPTO_ALG_KERN_DRIVER_ONLY, + .cra_blocksize = 1, + .cra_ctxsize = sizeof(struct safexcel_cipher_ctx), + .cra_alignmask = 0, + .cra_init = safexcel_skcipher_sm4_cfb_cra_init, + .cra_exit = safexcel_skcipher_cra_exit, + .cra_module = THIS_MODULE, + }, + }, +}; |
