diff options
Diffstat (limited to 'drivers/crypto/nx/nx-aes-ecb.c')
-rw-r--r-- | drivers/crypto/nx/nx-aes-ecb.c | 76 |
1 files changed, 32 insertions, 44 deletions
diff --git a/drivers/crypto/nx/nx-aes-ecb.c b/drivers/crypto/nx/nx-aes-ecb.c index c67570470c9d..77e338dc33f1 100644 --- a/drivers/crypto/nx/nx-aes-ecb.c +++ b/drivers/crypto/nx/nx-aes-ecb.c @@ -18,11 +18,11 @@ #include "nx.h" -static int ecb_aes_nx_set_key(struct crypto_tfm *tfm, - const u8 *in_key, - unsigned int key_len) +static int ecb_aes_nx_set_key(struct crypto_skcipher *tfm, + const u8 *in_key, + unsigned int key_len) { - struct nx_crypto_ctx *nx_ctx = crypto_tfm_ctx(tfm); + struct nx_crypto_ctx *nx_ctx = crypto_skcipher_ctx(tfm); struct nx_csbcpb *csbcpb = (struct nx_csbcpb *)nx_ctx->csbcpb; nx_ctx_init(nx_ctx, HCOP_FC_AES); @@ -50,13 +50,11 @@ static int ecb_aes_nx_set_key(struct crypto_tfm *tfm, return 0; } -static int ecb_aes_nx_crypt(struct blkcipher_desc *desc, - struct scatterlist *dst, - struct scatterlist *src, - unsigned int nbytes, - int enc) +static int ecb_aes_nx_crypt(struct skcipher_request *req, + int enc) { - struct nx_crypto_ctx *nx_ctx = crypto_blkcipher_ctx(desc->tfm); + struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req); + struct nx_crypto_ctx *nx_ctx = crypto_skcipher_ctx(tfm); struct nx_csbcpb *csbcpb = nx_ctx->csbcpb; unsigned long irq_flags; unsigned int processed = 0, to_process; @@ -70,10 +68,10 @@ static int ecb_aes_nx_crypt(struct blkcipher_desc *desc, NX_CPB_FDM(csbcpb) &= ~NX_FDM_ENDE_ENCRYPT; do { - to_process = nbytes - processed; + to_process = req->cryptlen - processed; - rc = nx_build_sg_lists(nx_ctx, desc, dst, src, &to_process, - processed, NULL); + rc = nx_build_sg_lists(nx_ctx, NULL, req->dst, req->src, + &to_process, processed, NULL); if (rc) goto out; @@ -83,7 +81,7 @@ static int ecb_aes_nx_crypt(struct blkcipher_desc *desc, } rc = nx_hcall_sync(nx_ctx, &nx_ctx->op, - desc->flags & CRYPTO_TFM_REQ_MAY_SLEEP); + req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP); if (rc) goto out; @@ -92,46 +90,36 @@ static int ecb_aes_nx_crypt(struct blkcipher_desc *desc, &(nx_ctx->stats->aes_bytes)); processed += to_process; - } while (processed < nbytes); + } while (processed < req->cryptlen); out: spin_unlock_irqrestore(&nx_ctx->lock, irq_flags); return rc; } -static int ecb_aes_nx_encrypt(struct blkcipher_desc *desc, - struct scatterlist *dst, - struct scatterlist *src, - unsigned int nbytes) +static int ecb_aes_nx_encrypt(struct skcipher_request *req) { - return ecb_aes_nx_crypt(desc, dst, src, nbytes, 1); + return ecb_aes_nx_crypt(req, 1); } -static int ecb_aes_nx_decrypt(struct blkcipher_desc *desc, - struct scatterlist *dst, - struct scatterlist *src, - unsigned int nbytes) +static int ecb_aes_nx_decrypt(struct skcipher_request *req) { - return ecb_aes_nx_crypt(desc, dst, src, nbytes, 0); + return ecb_aes_nx_crypt(req, 0); } -struct crypto_alg nx_ecb_aes_alg = { - .cra_name = "ecb(aes)", - .cra_driver_name = "ecb-aes-nx", - .cra_priority = 300, - .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER, - .cra_blocksize = AES_BLOCK_SIZE, - .cra_alignmask = 0xf, - .cra_ctxsize = sizeof(struct nx_crypto_ctx), - .cra_type = &crypto_blkcipher_type, - .cra_module = THIS_MODULE, - .cra_init = nx_crypto_ctx_aes_ecb_init, - .cra_exit = nx_crypto_ctx_exit, - .cra_blkcipher = { - .min_keysize = AES_MIN_KEY_SIZE, - .max_keysize = AES_MAX_KEY_SIZE, - .setkey = ecb_aes_nx_set_key, - .encrypt = ecb_aes_nx_encrypt, - .decrypt = ecb_aes_nx_decrypt, - } +struct skcipher_alg nx_ecb_aes_alg = { + .base.cra_name = "ecb(aes)", + .base.cra_driver_name = "ecb-aes-nx", + .base.cra_priority = 300, + .base.cra_blocksize = AES_BLOCK_SIZE, + .base.cra_alignmask = 0xf, + .base.cra_ctxsize = sizeof(struct nx_crypto_ctx), + .base.cra_module = THIS_MODULE, + .init = nx_crypto_ctx_aes_ecb_init, + .exit = nx_crypto_ctx_skcipher_exit, + .min_keysize = AES_MIN_KEY_SIZE, + .max_keysize = AES_MAX_KEY_SIZE, + .setkey = ecb_aes_nx_set_key, + .encrypt = ecb_aes_nx_encrypt, + .decrypt = ecb_aes_nx_decrypt, }; |