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| author | Pascal van Leeuwen <pascalvanl@gmail.com> | 2019-09-13 23:04:44 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2019-10-04 18:06:08 +0300 |
| commit | bb7679b840cc7cf23868e05c5ef7a044e7fafd97 (patch) | |
| tree | 384559ef55a0023ed548e4a40652e4a2fea84201 /drivers/crypto/inside-secure | |
| parent | 1d448f27c20cc8db361f0ac0ec5df5cd0970af78 (diff) | |
| download | linux-bb7679b840cc7cf23868e05c5ef7a044e7fafd97.tar.xz | |
crypto: inside-secure - Added support for authenc HMAC-SHA1/DES-CBC
This patch adds support for the authenc(hmac(sha1),cbc(des)) aead
changes since v1:
- rebased on top of DES changes made to cryptodev/master
Signed-off-by: Pascal van Leeuwen <pvanleeuwen@verimatrix.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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 | 39 |
3 files changed, 41 insertions, 0 deletions
diff --git a/drivers/crypto/inside-secure/safexcel.c b/drivers/crypto/inside-secure/safexcel.c index c8157f22abf4..462dbf60e818 100644 --- a/drivers/crypto/inside-secure/safexcel.c +++ b/drivers/crypto/inside-secure/safexcel.c @@ -1195,6 +1195,7 @@ static struct safexcel_alg_template *safexcel_algs[] = { &safexcel_alg_hmac_sha3_256, &safexcel_alg_hmac_sha3_384, &safexcel_alg_hmac_sha3_512, + &safexcel_alg_authenc_hmac_sha1_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 275f8b5356f7..fe00b8725b8b 100644 --- a/drivers/crypto/inside-secure/safexcel.h +++ b/drivers/crypto/inside-secure/safexcel.h @@ -901,5 +901,6 @@ extern struct safexcel_alg_template safexcel_alg_hmac_sha3_224; extern struct safexcel_alg_template safexcel_alg_hmac_sha3_256; extern struct safexcel_alg_template safexcel_alg_hmac_sha3_384; extern struct safexcel_alg_template safexcel_alg_hmac_sha3_512; +extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_cbc_des; #endif diff --git a/drivers/crypto/inside-secure/safexcel_cipher.c b/drivers/crypto/inside-secure/safexcel_cipher.c index 226b76180b90..68aad4ab92f9 100644 --- a/drivers/crypto/inside-secure/safexcel_cipher.c +++ b/drivers/crypto/inside-secure/safexcel_cipher.c @@ -366,6 +366,11 @@ static int safexcel_aead_setkey(struct crypto_aead *ctfm, const u8 *key, /* Encryption key */ switch (ctx->alg) { + case SAFEXCEL_DES: + err = verify_aead_des_key(ctfm, keys.enckey, keys.enckeylen); + if (unlikely(err)) + goto badkey_expflags; + break; case SAFEXCEL_3DES: err = verify_aead_des3_key(ctfm, keys.enckey, keys.enckeylen); if (unlikely(err)) @@ -1841,6 +1846,40 @@ struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_cbc_des3_ede = { }, }; +static int safexcel_aead_sha1_des_cra_init(struct crypto_tfm *tfm) +{ + struct safexcel_cipher_ctx *ctx = crypto_tfm_ctx(tfm); + + safexcel_aead_sha1_cra_init(tfm); + ctx->alg = SAFEXCEL_DES; /* override default */ + return 0; +} + +struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_cbc_des = { + .type = SAFEXCEL_ALG_TYPE_AEAD, + .algo_mask = SAFEXCEL_ALG_DES | SAFEXCEL_ALG_SHA1, + .alg.aead = { + .setkey = safexcel_aead_setkey, + .encrypt = safexcel_aead_encrypt, + .decrypt = safexcel_aead_decrypt, + .ivsize = DES_BLOCK_SIZE, + .maxauthsize = SHA1_DIGEST_SIZE, + .base = { + .cra_name = "authenc(hmac(sha1),cbc(des))", + .cra_driver_name = "safexcel-authenc-hmac-sha1-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_sha1_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); |