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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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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>
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parent
1d448f27c2
commit
bb7679b840
drivers/crypto/inside-secure
@ -1195,6 +1195,7 @@ static struct safexcel_alg_template *safexcel_algs[] = {
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&safexcel_alg_hmac_sha3_256,
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&safexcel_alg_hmac_sha3_384,
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&safexcel_alg_hmac_sha3_512,
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&safexcel_alg_authenc_hmac_sha1_cbc_des,
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};
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static int safexcel_register_algorithms(struct safexcel_crypto_priv *priv)
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@ -901,5 +901,6 @@ extern struct safexcel_alg_template safexcel_alg_hmac_sha3_224;
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extern struct safexcel_alg_template safexcel_alg_hmac_sha3_256;
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extern struct safexcel_alg_template safexcel_alg_hmac_sha3_384;
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extern struct safexcel_alg_template safexcel_alg_hmac_sha3_512;
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extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_cbc_des;
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#endif
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@ -366,6 +366,11 @@ static int safexcel_aead_setkey(struct crypto_aead *ctfm, const u8 *key,
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/* Encryption key */
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switch (ctx->alg) {
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case SAFEXCEL_DES:
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err = verify_aead_des_key(ctfm, keys.enckey, keys.enckeylen);
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if (unlikely(err))
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goto badkey_expflags;
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break;
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case SAFEXCEL_3DES:
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err = verify_aead_des3_key(ctfm, keys.enckey, keys.enckeylen);
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if (unlikely(err))
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@ -1841,6 +1846,40 @@ struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_cbc_des3_ede = {
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},
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};
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static int safexcel_aead_sha1_des_cra_init(struct crypto_tfm *tfm)
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{
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struct safexcel_cipher_ctx *ctx = crypto_tfm_ctx(tfm);
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safexcel_aead_sha1_cra_init(tfm);
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ctx->alg = SAFEXCEL_DES; /* override default */
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return 0;
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}
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struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_cbc_des = {
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.type = SAFEXCEL_ALG_TYPE_AEAD,
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.algo_mask = SAFEXCEL_ALG_DES | SAFEXCEL_ALG_SHA1,
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.alg.aead = {
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.setkey = safexcel_aead_setkey,
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.encrypt = safexcel_aead_encrypt,
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.decrypt = safexcel_aead_decrypt,
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.ivsize = DES_BLOCK_SIZE,
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.maxauthsize = SHA1_DIGEST_SIZE,
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.base = {
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.cra_name = "authenc(hmac(sha1),cbc(des))",
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.cra_driver_name = "safexcel-authenc-hmac-sha1-cbc-des",
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.cra_priority = SAFEXCEL_CRA_PRIORITY,
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.cra_flags = CRYPTO_ALG_ASYNC |
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CRYPTO_ALG_KERN_DRIVER_ONLY,
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.cra_blocksize = DES_BLOCK_SIZE,
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.cra_ctxsize = sizeof(struct safexcel_cipher_ctx),
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.cra_alignmask = 0,
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.cra_init = safexcel_aead_sha1_des_cra_init,
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.cra_exit = safexcel_aead_cra_exit,
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.cra_module = THIS_MODULE,
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},
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},
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};
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static int safexcel_aead_sha1_ctr_cra_init(struct crypto_tfm *tfm)
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{
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struct safexcel_cipher_ctx *ctx = crypto_tfm_ctx(tfm);
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