Signed-off-by: Pascal van Leeuwen <pvanleeuwen@xxxxxxxxxxxxxx> --- drivers/crypto/inside-secure/safexcel.c | 1 + drivers/crypto/inside-secure/safexcel.h | 1 + drivers/crypto/inside-secure/safexcel_cipher.c | 89 ++++++++++++++++++++------ 3 files changed, 72 insertions(+), 19 deletions(-) diff --git a/drivers/crypto/inside-secure/safexcel.c b/drivers/crypto/inside-secure/safexcel.c index 8e8c01d..c3bb177 100644 --- a/drivers/crypto/inside-secure/safexcel.c +++ b/drivers/crypto/inside-secure/safexcel.c @@ -1004,6 +1004,7 @@ static int safexcel_request_ring_irq(void *pdev, int irqid, &safexcel_alg_authenc_hmac_sha256_cbc_aes, &safexcel_alg_authenc_hmac_sha384_cbc_aes, &safexcel_alg_authenc_hmac_sha512_cbc_aes, + &safexcel_alg_authenc_hmac_sha1_cbc_des3_ede, }; 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 b68fec3..765f481 100644 --- a/drivers/crypto/inside-secure/safexcel.h +++ b/drivers/crypto/inside-secure/safexcel.h @@ -765,5 +765,6 @@ int safexcel_hmac_setkey(const char *alg, const u8 *key, unsigned int keylen, extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha256_cbc_aes; extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha384_cbc_aes; extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha512_cbc_aes; +extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_cbc_des3_ede; #endif diff --git a/drivers/crypto/inside-secure/safexcel_cipher.c b/drivers/crypto/inside-secure/safexcel_cipher.c index ea122dd..5eed890 100644 --- a/drivers/crypto/inside-secure/safexcel_cipher.c +++ b/drivers/crypto/inside-secure/safexcel_cipher.c @@ -183,14 +183,16 @@ static int safexcel_skcipher_aes_setkey(struct crypto_skcipher *ctfm, return 0; } -static int safexcel_aead_aes_setkey(struct crypto_aead *ctfm, const u8 *key, - unsigned int len) +static int safexcel_aead_setkey(struct crypto_aead *ctfm, const u8 *key, + unsigned int len) { struct crypto_tfm *tfm = crypto_aead_tfm(ctfm); struct safexcel_cipher_ctx *ctx = crypto_tfm_ctx(tfm); struct safexcel_ahash_export_state istate, ostate; struct safexcel_crypto_priv *priv = ctx->priv; struct crypto_authenc_keys keys; + u32 flags; + int err; if (crypto_authenc_extractkeys(&keys, key, len) != 0) goto badkey; @@ -199,6 +201,15 @@ static int safexcel_aead_aes_setkey(struct crypto_aead *ctfm, const u8 *key, goto badkey; /* Encryption key */ + if (ctx->alg == SAFEXCEL_3DES) { + flags = crypto_aead_get_flags(ctfm); + err = __des3_verify_key(&flags, keys.enckey); + crypto_aead_set_flags(ctfm, flags); + + if (unlikely(err)) + return err; + } + if (priv->flags & EIP197_TRC_CACHE && ctx->base.ctxr_dma && memcmp(ctx->key, keys.enckey, keys.enckeylen)) ctx->base.needs_inv = true; @@ -1240,7 +1251,7 @@ struct safexcel_alg_template safexcel_alg_ecb_des3_ede = { }, }; -static int safexcel_aead_encrypt(struct aead_request *req) +static int safexcel_aead_encrypt_aes(struct aead_request *req) { struct safexcel_cipher_req *creq = aead_request_ctx(req); @@ -1248,7 +1259,7 @@ static int safexcel_aead_encrypt(struct aead_request *req) CONTEXT_CONTROL_CRYPTO_MODE_CBC, SAFEXCEL_AES); } -static int safexcel_aead_decrypt(struct aead_request *req) +static int safexcel_aead_decrypt_aes(struct aead_request *req) { struct safexcel_cipher_req *creq = aead_request_ctx(req); @@ -1287,9 +1298,9 @@ static int safexcel_aead_sha1_cra_init(struct crypto_tfm *tfm) struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_cbc_aes = { .type = SAFEXCEL_ALG_TYPE_AEAD, .alg.aead = { - .setkey = safexcel_aead_aes_setkey, - .encrypt = safexcel_aead_encrypt, - .decrypt = safexcel_aead_decrypt, + .setkey = safexcel_aead_setkey, + .encrypt = safexcel_aead_encrypt_aes, + .decrypt = safexcel_aead_decrypt_aes, .ivsize = AES_BLOCK_SIZE, .maxauthsize = SHA1_DIGEST_SIZE, .base = { @@ -1321,9 +1332,9 @@ static int safexcel_aead_sha256_cra_init(struct crypto_tfm *tfm) struct safexcel_alg_template safexcel_alg_authenc_hmac_sha256_cbc_aes = { .type = SAFEXCEL_ALG_TYPE_AEAD, .alg.aead = { - .setkey = safexcel_aead_aes_setkey, - .encrypt = safexcel_aead_encrypt, - .decrypt = safexcel_aead_decrypt, + .setkey = safexcel_aead_setkey, + .encrypt = safexcel_aead_encrypt_aes, + .decrypt = safexcel_aead_decrypt_aes, .ivsize = AES_BLOCK_SIZE, .maxauthsize = SHA256_DIGEST_SIZE, .base = { @@ -1355,9 +1366,9 @@ static int safexcel_aead_sha224_cra_init(struct crypto_tfm *tfm) struct safexcel_alg_template safexcel_alg_authenc_hmac_sha224_cbc_aes = { .type = SAFEXCEL_ALG_TYPE_AEAD, .alg.aead = { - .setkey = safexcel_aead_aes_setkey, - .encrypt = safexcel_aead_encrypt, - .decrypt = safexcel_aead_decrypt, + .setkey = safexcel_aead_setkey, + .encrypt = safexcel_aead_encrypt_aes, + .decrypt = safexcel_aead_decrypt_aes, .ivsize = AES_BLOCK_SIZE, .maxauthsize = SHA224_DIGEST_SIZE, .base = { @@ -1389,9 +1400,9 @@ static int safexcel_aead_sha512_cra_init(struct crypto_tfm *tfm) struct safexcel_alg_template safexcel_alg_authenc_hmac_sha512_cbc_aes = { .type = SAFEXCEL_ALG_TYPE_AEAD, .alg.aead = { - .setkey = safexcel_aead_aes_setkey, - .encrypt = safexcel_aead_encrypt, - .decrypt = safexcel_aead_decrypt, + .setkey = safexcel_aead_setkey, + .encrypt = safexcel_aead_encrypt_aes, + .decrypt = safexcel_aead_decrypt_aes, .ivsize = AES_BLOCK_SIZE, .maxauthsize = SHA512_DIGEST_SIZE, .base = { @@ -1423,9 +1434,9 @@ static int safexcel_aead_sha384_cra_init(struct crypto_tfm *tfm) struct safexcel_alg_template safexcel_alg_authenc_hmac_sha384_cbc_aes = { .type = SAFEXCEL_ALG_TYPE_AEAD, .alg.aead = { - .setkey = safexcel_aead_aes_setkey, - .encrypt = safexcel_aead_encrypt, - .decrypt = safexcel_aead_decrypt, + .setkey = safexcel_aead_setkey, + .encrypt = safexcel_aead_encrypt_aes, + .decrypt = safexcel_aead_decrypt_aes, .ivsize = AES_BLOCK_SIZE, .maxauthsize = SHA384_DIGEST_SIZE, .base = { @@ -1443,3 +1454,43 @@ struct safexcel_alg_template safexcel_alg_authenc_hmac_sha384_cbc_aes = { }, }, }; + +static int safexcel_aead_encrypt_3des(struct aead_request *req) +{ + struct safexcel_cipher_req *creq = aead_request_ctx(req); + + return safexcel_queue_req(&req->base, creq, SAFEXCEL_ENCRYPT, + CONTEXT_CONTROL_CRYPTO_MODE_CBC, SAFEXCEL_3DES); +} + +static int safexcel_aead_decrypt_3des(struct aead_request *req) +{ + struct safexcel_cipher_req *creq = aead_request_ctx(req); + + return safexcel_queue_req(&req->base, creq, SAFEXCEL_DECRYPT, + CONTEXT_CONTROL_CRYPTO_MODE_CBC, SAFEXCEL_3DES); +} + +struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_cbc_des3_ede = { + .type = SAFEXCEL_ALG_TYPE_AEAD, + .alg.aead = { + .setkey = safexcel_aead_setkey, + .encrypt = safexcel_aead_encrypt_3des, + .decrypt = safexcel_aead_decrypt_3des, + .ivsize = DES3_EDE_BLOCK_SIZE, + .maxauthsize = SHA1_DIGEST_SIZE, + .base = { + .cra_name = "authenc(hmac(sha1),cbc(des3_ede))", + .cra_driver_name = "safexcel-authenc-hmac-sha1-cbc-des3_ede", + .cra_priority = 300, + .cra_flags = CRYPTO_ALG_ASYNC | + CRYPTO_ALG_KERN_DRIVER_ONLY, + .cra_blocksize = DES3_EDE_BLOCK_SIZE, + .cra_ctxsize = sizeof(struct safexcel_cipher_ctx), + .cra_alignmask = 0, + .cra_init = safexcel_aead_sha1_cra_init, + .cra_exit = safexcel_aead_cra_exit, + .cra_module = THIS_MODULE, + }, + }, +}; -- 1.8.3.1