512 строки
14 KiB
C
512 строки
14 KiB
C
/*
|
|
* Crypto acceleration support for Rockchip RK3288
|
|
*
|
|
* Copyright (c) 2015, Fuzhou Rockchip Electronics Co., Ltd
|
|
*
|
|
* Author: Zain Wang <zain.wang@rock-chips.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms and conditions of the GNU General Public License,
|
|
* version 2, as published by the Free Software Foundation.
|
|
*
|
|
* Some ideas are from marvell-cesa.c and s5p-sss.c driver.
|
|
*/
|
|
#include "rk3288_crypto.h"
|
|
|
|
#define RK_CRYPTO_DEC BIT(0)
|
|
|
|
static void rk_crypto_complete(struct rk_crypto_info *dev, int err)
|
|
{
|
|
if (dev->ablk_req->base.complete)
|
|
dev->ablk_req->base.complete(&dev->ablk_req->base, err);
|
|
}
|
|
|
|
static int rk_handle_req(struct rk_crypto_info *dev,
|
|
struct ablkcipher_request *req)
|
|
{
|
|
unsigned long flags;
|
|
int err;
|
|
|
|
if (!IS_ALIGNED(req->nbytes, dev->align_size))
|
|
return -EINVAL;
|
|
|
|
dev->left_bytes = req->nbytes;
|
|
dev->total = req->nbytes;
|
|
dev->sg_src = req->src;
|
|
dev->first = req->src;
|
|
dev->nents = sg_nents(req->src);
|
|
dev->sg_dst = req->dst;
|
|
dev->aligned = 1;
|
|
dev->ablk_req = req;
|
|
|
|
spin_lock_irqsave(&dev->lock, flags);
|
|
err = ablkcipher_enqueue_request(&dev->queue, req);
|
|
spin_unlock_irqrestore(&dev->lock, flags);
|
|
tasklet_schedule(&dev->crypto_tasklet);
|
|
return err;
|
|
}
|
|
|
|
static int rk_aes_setkey(struct crypto_ablkcipher *cipher,
|
|
const u8 *key, unsigned int keylen)
|
|
{
|
|
struct crypto_tfm *tfm = crypto_ablkcipher_tfm(cipher);
|
|
struct rk_cipher_ctx *ctx = crypto_tfm_ctx(tfm);
|
|
|
|
if (keylen != AES_KEYSIZE_128 && keylen != AES_KEYSIZE_192 &&
|
|
keylen != AES_KEYSIZE_256) {
|
|
crypto_ablkcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
|
|
return -EINVAL;
|
|
}
|
|
ctx->keylen = keylen;
|
|
memcpy_toio(ctx->dev->reg + RK_CRYPTO_AES_KEY_0, key, keylen);
|
|
return 0;
|
|
}
|
|
|
|
static int rk_tdes_setkey(struct crypto_ablkcipher *cipher,
|
|
const u8 *key, unsigned int keylen)
|
|
{
|
|
struct crypto_tfm *tfm = crypto_ablkcipher_tfm(cipher);
|
|
struct rk_cipher_ctx *ctx = crypto_tfm_ctx(tfm);
|
|
u32 tmp[DES_EXPKEY_WORDS];
|
|
|
|
if (keylen != DES_KEY_SIZE && keylen != DES3_EDE_KEY_SIZE) {
|
|
crypto_ablkcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (keylen == DES_KEY_SIZE) {
|
|
if (!des_ekey(tmp, key) &&
|
|
(tfm->crt_flags & CRYPTO_TFM_REQ_WEAK_KEY)) {
|
|
tfm->crt_flags |= CRYPTO_TFM_RES_WEAK_KEY;
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
|
|
ctx->keylen = keylen;
|
|
memcpy_toio(ctx->dev->reg + RK_CRYPTO_TDES_KEY1_0, key, keylen);
|
|
return 0;
|
|
}
|
|
|
|
static int rk_aes_ecb_encrypt(struct ablkcipher_request *req)
|
|
{
|
|
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req);
|
|
struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm);
|
|
struct rk_crypto_info *dev = ctx->dev;
|
|
|
|
dev->mode = RK_CRYPTO_AES_ECB_MODE;
|
|
return rk_handle_req(dev, req);
|
|
}
|
|
|
|
static int rk_aes_ecb_decrypt(struct ablkcipher_request *req)
|
|
{
|
|
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req);
|
|
struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm);
|
|
struct rk_crypto_info *dev = ctx->dev;
|
|
|
|
dev->mode = RK_CRYPTO_AES_ECB_MODE | RK_CRYPTO_DEC;
|
|
return rk_handle_req(dev, req);
|
|
}
|
|
|
|
static int rk_aes_cbc_encrypt(struct ablkcipher_request *req)
|
|
{
|
|
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req);
|
|
struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm);
|
|
struct rk_crypto_info *dev = ctx->dev;
|
|
|
|
dev->mode = RK_CRYPTO_AES_CBC_MODE;
|
|
return rk_handle_req(dev, req);
|
|
}
|
|
|
|
static int rk_aes_cbc_decrypt(struct ablkcipher_request *req)
|
|
{
|
|
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req);
|
|
struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm);
|
|
struct rk_crypto_info *dev = ctx->dev;
|
|
|
|
dev->mode = RK_CRYPTO_AES_CBC_MODE | RK_CRYPTO_DEC;
|
|
return rk_handle_req(dev, req);
|
|
}
|
|
|
|
static int rk_des_ecb_encrypt(struct ablkcipher_request *req)
|
|
{
|
|
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req);
|
|
struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm);
|
|
struct rk_crypto_info *dev = ctx->dev;
|
|
|
|
dev->mode = 0;
|
|
return rk_handle_req(dev, req);
|
|
}
|
|
|
|
static int rk_des_ecb_decrypt(struct ablkcipher_request *req)
|
|
{
|
|
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req);
|
|
struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm);
|
|
struct rk_crypto_info *dev = ctx->dev;
|
|
|
|
dev->mode = RK_CRYPTO_DEC;
|
|
return rk_handle_req(dev, req);
|
|
}
|
|
|
|
static int rk_des_cbc_encrypt(struct ablkcipher_request *req)
|
|
{
|
|
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req);
|
|
struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm);
|
|
struct rk_crypto_info *dev = ctx->dev;
|
|
|
|
dev->mode = RK_CRYPTO_TDES_CHAINMODE_CBC;
|
|
return rk_handle_req(dev, req);
|
|
}
|
|
|
|
static int rk_des_cbc_decrypt(struct ablkcipher_request *req)
|
|
{
|
|
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req);
|
|
struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm);
|
|
struct rk_crypto_info *dev = ctx->dev;
|
|
|
|
dev->mode = RK_CRYPTO_TDES_CHAINMODE_CBC | RK_CRYPTO_DEC;
|
|
return rk_handle_req(dev, req);
|
|
}
|
|
|
|
static int rk_des3_ede_ecb_encrypt(struct ablkcipher_request *req)
|
|
{
|
|
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req);
|
|
struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm);
|
|
struct rk_crypto_info *dev = ctx->dev;
|
|
|
|
dev->mode = RK_CRYPTO_TDES_SELECT;
|
|
return rk_handle_req(dev, req);
|
|
}
|
|
|
|
static int rk_des3_ede_ecb_decrypt(struct ablkcipher_request *req)
|
|
{
|
|
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req);
|
|
struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm);
|
|
struct rk_crypto_info *dev = ctx->dev;
|
|
|
|
dev->mode = RK_CRYPTO_TDES_SELECT | RK_CRYPTO_DEC;
|
|
return rk_handle_req(dev, req);
|
|
}
|
|
|
|
static int rk_des3_ede_cbc_encrypt(struct ablkcipher_request *req)
|
|
{
|
|
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req);
|
|
struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm);
|
|
struct rk_crypto_info *dev = ctx->dev;
|
|
|
|
dev->mode = RK_CRYPTO_TDES_SELECT | RK_CRYPTO_TDES_CHAINMODE_CBC;
|
|
return rk_handle_req(dev, req);
|
|
}
|
|
|
|
static int rk_des3_ede_cbc_decrypt(struct ablkcipher_request *req)
|
|
{
|
|
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req);
|
|
struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm);
|
|
struct rk_crypto_info *dev = ctx->dev;
|
|
|
|
dev->mode = RK_CRYPTO_TDES_SELECT | RK_CRYPTO_TDES_CHAINMODE_CBC |
|
|
RK_CRYPTO_DEC;
|
|
return rk_handle_req(dev, req);
|
|
}
|
|
|
|
static void rk_ablk_hw_init(struct rk_crypto_info *dev)
|
|
{
|
|
struct crypto_ablkcipher *cipher =
|
|
crypto_ablkcipher_reqtfm(dev->ablk_req);
|
|
struct crypto_tfm *tfm = crypto_ablkcipher_tfm(cipher);
|
|
struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(cipher);
|
|
u32 ivsize, block, conf_reg = 0;
|
|
|
|
block = crypto_tfm_alg_blocksize(tfm);
|
|
ivsize = crypto_ablkcipher_ivsize(cipher);
|
|
|
|
if (block == DES_BLOCK_SIZE) {
|
|
dev->mode |= RK_CRYPTO_TDES_FIFO_MODE |
|
|
RK_CRYPTO_TDES_BYTESWAP_KEY |
|
|
RK_CRYPTO_TDES_BYTESWAP_IV;
|
|
CRYPTO_WRITE(dev, RK_CRYPTO_TDES_CTRL, dev->mode);
|
|
memcpy_toio(dev->reg + RK_CRYPTO_TDES_IV_0,
|
|
dev->ablk_req->info, ivsize);
|
|
conf_reg = RK_CRYPTO_DESSEL;
|
|
} else {
|
|
dev->mode |= RK_CRYPTO_AES_FIFO_MODE |
|
|
RK_CRYPTO_AES_KEY_CHANGE |
|
|
RK_CRYPTO_AES_BYTESWAP_KEY |
|
|
RK_CRYPTO_AES_BYTESWAP_IV;
|
|
if (ctx->keylen == AES_KEYSIZE_192)
|
|
dev->mode |= RK_CRYPTO_AES_192BIT_key;
|
|
else if (ctx->keylen == AES_KEYSIZE_256)
|
|
dev->mode |= RK_CRYPTO_AES_256BIT_key;
|
|
CRYPTO_WRITE(dev, RK_CRYPTO_AES_CTRL, dev->mode);
|
|
memcpy_toio(dev->reg + RK_CRYPTO_AES_IV_0,
|
|
dev->ablk_req->info, ivsize);
|
|
}
|
|
conf_reg |= RK_CRYPTO_BYTESWAP_BTFIFO |
|
|
RK_CRYPTO_BYTESWAP_BRFIFO;
|
|
CRYPTO_WRITE(dev, RK_CRYPTO_CONF, conf_reg);
|
|
CRYPTO_WRITE(dev, RK_CRYPTO_INTENA,
|
|
RK_CRYPTO_BCDMA_ERR_ENA | RK_CRYPTO_BCDMA_DONE_ENA);
|
|
}
|
|
|
|
static void crypto_dma_start(struct rk_crypto_info *dev)
|
|
{
|
|
CRYPTO_WRITE(dev, RK_CRYPTO_BRDMAS, dev->addr_in);
|
|
CRYPTO_WRITE(dev, RK_CRYPTO_BRDMAL, dev->count / 4);
|
|
CRYPTO_WRITE(dev, RK_CRYPTO_BTDMAS, dev->addr_out);
|
|
CRYPTO_WRITE(dev, RK_CRYPTO_CTRL, RK_CRYPTO_BLOCK_START |
|
|
_SBF(RK_CRYPTO_BLOCK_START, 16));
|
|
}
|
|
|
|
static int rk_set_data_start(struct rk_crypto_info *dev)
|
|
{
|
|
int err;
|
|
|
|
err = dev->load_data(dev, dev->sg_src, dev->sg_dst);
|
|
if (!err)
|
|
crypto_dma_start(dev);
|
|
return err;
|
|
}
|
|
|
|
static int rk_ablk_start(struct rk_crypto_info *dev)
|
|
{
|
|
unsigned long flags;
|
|
int err;
|
|
|
|
spin_lock_irqsave(&dev->lock, flags);
|
|
rk_ablk_hw_init(dev);
|
|
err = rk_set_data_start(dev);
|
|
spin_unlock_irqrestore(&dev->lock, flags);
|
|
return err;
|
|
}
|
|
|
|
static void rk_iv_copyback(struct rk_crypto_info *dev)
|
|
{
|
|
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(dev->ablk_req);
|
|
u32 ivsize = crypto_ablkcipher_ivsize(tfm);
|
|
|
|
if (ivsize == DES_BLOCK_SIZE)
|
|
memcpy_fromio(dev->ablk_req->info,
|
|
dev->reg + RK_CRYPTO_TDES_IV_0, ivsize);
|
|
else if (ivsize == AES_BLOCK_SIZE)
|
|
memcpy_fromio(dev->ablk_req->info,
|
|
dev->reg + RK_CRYPTO_AES_IV_0, ivsize);
|
|
}
|
|
|
|
/* return:
|
|
* true some err was occurred
|
|
* fault no err, continue
|
|
*/
|
|
static int rk_ablk_rx(struct rk_crypto_info *dev)
|
|
{
|
|
int err = 0;
|
|
|
|
dev->unload_data(dev);
|
|
if (!dev->aligned) {
|
|
if (!sg_pcopy_from_buffer(dev->ablk_req->dst, dev->nents,
|
|
dev->addr_vir, dev->count,
|
|
dev->total - dev->left_bytes -
|
|
dev->count)) {
|
|
err = -EINVAL;
|
|
goto out_rx;
|
|
}
|
|
}
|
|
if (dev->left_bytes) {
|
|
if (dev->aligned) {
|
|
if (sg_is_last(dev->sg_src)) {
|
|
dev_err(dev->dev, "[%s:%d] Lack of data\n",
|
|
__func__, __LINE__);
|
|
err = -ENOMEM;
|
|
goto out_rx;
|
|
}
|
|
dev->sg_src = sg_next(dev->sg_src);
|
|
dev->sg_dst = sg_next(dev->sg_dst);
|
|
}
|
|
err = rk_set_data_start(dev);
|
|
} else {
|
|
rk_iv_copyback(dev);
|
|
/* here show the calculation is over without any err */
|
|
dev->complete(dev, 0);
|
|
}
|
|
out_rx:
|
|
return err;
|
|
}
|
|
|
|
static int rk_ablk_cra_init(struct crypto_tfm *tfm)
|
|
{
|
|
struct rk_cipher_ctx *ctx = crypto_tfm_ctx(tfm);
|
|
struct crypto_alg *alg = tfm->__crt_alg;
|
|
struct rk_crypto_tmp *algt;
|
|
|
|
algt = container_of(alg, struct rk_crypto_tmp, alg.crypto);
|
|
|
|
ctx->dev = algt->dev;
|
|
ctx->dev->align_size = crypto_tfm_alg_alignmask(tfm) + 1;
|
|
ctx->dev->start = rk_ablk_start;
|
|
ctx->dev->update = rk_ablk_rx;
|
|
ctx->dev->complete = rk_crypto_complete;
|
|
ctx->dev->addr_vir = (char *)__get_free_page(GFP_KERNEL);
|
|
|
|
return ctx->dev->addr_vir ? ctx->dev->enable_clk(ctx->dev) : -ENOMEM;
|
|
}
|
|
|
|
static void rk_ablk_cra_exit(struct crypto_tfm *tfm)
|
|
{
|
|
struct rk_cipher_ctx *ctx = crypto_tfm_ctx(tfm);
|
|
|
|
free_page((unsigned long)ctx->dev->addr_vir);
|
|
ctx->dev->disable_clk(ctx->dev);
|
|
}
|
|
|
|
struct rk_crypto_tmp rk_ecb_aes_alg = {
|
|
.type = ALG_TYPE_CIPHER,
|
|
.alg.crypto = {
|
|
.cra_name = "ecb(aes)",
|
|
.cra_driver_name = "ecb-aes-rk",
|
|
.cra_priority = 300,
|
|
.cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER |
|
|
CRYPTO_ALG_ASYNC,
|
|
.cra_blocksize = AES_BLOCK_SIZE,
|
|
.cra_ctxsize = sizeof(struct rk_cipher_ctx),
|
|
.cra_alignmask = 0x0f,
|
|
.cra_type = &crypto_ablkcipher_type,
|
|
.cra_module = THIS_MODULE,
|
|
.cra_init = rk_ablk_cra_init,
|
|
.cra_exit = rk_ablk_cra_exit,
|
|
.cra_u.ablkcipher = {
|
|
.min_keysize = AES_MIN_KEY_SIZE,
|
|
.max_keysize = AES_MAX_KEY_SIZE,
|
|
.setkey = rk_aes_setkey,
|
|
.encrypt = rk_aes_ecb_encrypt,
|
|
.decrypt = rk_aes_ecb_decrypt,
|
|
}
|
|
}
|
|
};
|
|
|
|
struct rk_crypto_tmp rk_cbc_aes_alg = {
|
|
.type = ALG_TYPE_CIPHER,
|
|
.alg.crypto = {
|
|
.cra_name = "cbc(aes)",
|
|
.cra_driver_name = "cbc-aes-rk",
|
|
.cra_priority = 300,
|
|
.cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER |
|
|
CRYPTO_ALG_ASYNC,
|
|
.cra_blocksize = AES_BLOCK_SIZE,
|
|
.cra_ctxsize = sizeof(struct rk_cipher_ctx),
|
|
.cra_alignmask = 0x0f,
|
|
.cra_type = &crypto_ablkcipher_type,
|
|
.cra_module = THIS_MODULE,
|
|
.cra_init = rk_ablk_cra_init,
|
|
.cra_exit = rk_ablk_cra_exit,
|
|
.cra_u.ablkcipher = {
|
|
.min_keysize = AES_MIN_KEY_SIZE,
|
|
.max_keysize = AES_MAX_KEY_SIZE,
|
|
.ivsize = AES_BLOCK_SIZE,
|
|
.setkey = rk_aes_setkey,
|
|
.encrypt = rk_aes_cbc_encrypt,
|
|
.decrypt = rk_aes_cbc_decrypt,
|
|
}
|
|
}
|
|
};
|
|
|
|
struct rk_crypto_tmp rk_ecb_des_alg = {
|
|
.type = ALG_TYPE_CIPHER,
|
|
.alg.crypto = {
|
|
.cra_name = "ecb(des)",
|
|
.cra_driver_name = "ecb-des-rk",
|
|
.cra_priority = 300,
|
|
.cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER |
|
|
CRYPTO_ALG_ASYNC,
|
|
.cra_blocksize = DES_BLOCK_SIZE,
|
|
.cra_ctxsize = sizeof(struct rk_cipher_ctx),
|
|
.cra_alignmask = 0x07,
|
|
.cra_type = &crypto_ablkcipher_type,
|
|
.cra_module = THIS_MODULE,
|
|
.cra_init = rk_ablk_cra_init,
|
|
.cra_exit = rk_ablk_cra_exit,
|
|
.cra_u.ablkcipher = {
|
|
.min_keysize = DES_KEY_SIZE,
|
|
.max_keysize = DES_KEY_SIZE,
|
|
.setkey = rk_tdes_setkey,
|
|
.encrypt = rk_des_ecb_encrypt,
|
|
.decrypt = rk_des_ecb_decrypt,
|
|
}
|
|
}
|
|
};
|
|
|
|
struct rk_crypto_tmp rk_cbc_des_alg = {
|
|
.type = ALG_TYPE_CIPHER,
|
|
.alg.crypto = {
|
|
.cra_name = "cbc(des)",
|
|
.cra_driver_name = "cbc-des-rk",
|
|
.cra_priority = 300,
|
|
.cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER |
|
|
CRYPTO_ALG_ASYNC,
|
|
.cra_blocksize = DES_BLOCK_SIZE,
|
|
.cra_ctxsize = sizeof(struct rk_cipher_ctx),
|
|
.cra_alignmask = 0x07,
|
|
.cra_type = &crypto_ablkcipher_type,
|
|
.cra_module = THIS_MODULE,
|
|
.cra_init = rk_ablk_cra_init,
|
|
.cra_exit = rk_ablk_cra_exit,
|
|
.cra_u.ablkcipher = {
|
|
.min_keysize = DES_KEY_SIZE,
|
|
.max_keysize = DES_KEY_SIZE,
|
|
.ivsize = DES_BLOCK_SIZE,
|
|
.setkey = rk_tdes_setkey,
|
|
.encrypt = rk_des_cbc_encrypt,
|
|
.decrypt = rk_des_cbc_decrypt,
|
|
}
|
|
}
|
|
};
|
|
|
|
struct rk_crypto_tmp rk_ecb_des3_ede_alg = {
|
|
.type = ALG_TYPE_CIPHER,
|
|
.alg.crypto = {
|
|
.cra_name = "ecb(des3_ede)",
|
|
.cra_driver_name = "ecb-des3-ede-rk",
|
|
.cra_priority = 300,
|
|
.cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER |
|
|
CRYPTO_ALG_ASYNC,
|
|
.cra_blocksize = DES_BLOCK_SIZE,
|
|
.cra_ctxsize = sizeof(struct rk_cipher_ctx),
|
|
.cra_alignmask = 0x07,
|
|
.cra_type = &crypto_ablkcipher_type,
|
|
.cra_module = THIS_MODULE,
|
|
.cra_init = rk_ablk_cra_init,
|
|
.cra_exit = rk_ablk_cra_exit,
|
|
.cra_u.ablkcipher = {
|
|
.min_keysize = DES3_EDE_KEY_SIZE,
|
|
.max_keysize = DES3_EDE_KEY_SIZE,
|
|
.ivsize = DES_BLOCK_SIZE,
|
|
.setkey = rk_tdes_setkey,
|
|
.encrypt = rk_des3_ede_ecb_encrypt,
|
|
.decrypt = rk_des3_ede_ecb_decrypt,
|
|
}
|
|
}
|
|
};
|
|
|
|
struct rk_crypto_tmp rk_cbc_des3_ede_alg = {
|
|
.type = ALG_TYPE_CIPHER,
|
|
.alg.crypto = {
|
|
.cra_name = "cbc(des3_ede)",
|
|
.cra_driver_name = "cbc-des3-ede-rk",
|
|
.cra_priority = 300,
|
|
.cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER |
|
|
CRYPTO_ALG_ASYNC,
|
|
.cra_blocksize = DES_BLOCK_SIZE,
|
|
.cra_ctxsize = sizeof(struct rk_cipher_ctx),
|
|
.cra_alignmask = 0x07,
|
|
.cra_type = &crypto_ablkcipher_type,
|
|
.cra_module = THIS_MODULE,
|
|
.cra_init = rk_ablk_cra_init,
|
|
.cra_exit = rk_ablk_cra_exit,
|
|
.cra_u.ablkcipher = {
|
|
.min_keysize = DES3_EDE_KEY_SIZE,
|
|
.max_keysize = DES3_EDE_KEY_SIZE,
|
|
.ivsize = DES_BLOCK_SIZE,
|
|
.setkey = rk_tdes_setkey,
|
|
.encrypt = rk_des3_ede_cbc_encrypt,
|
|
.decrypt = rk_des3_ede_cbc_decrypt,
|
|
}
|
|
}
|
|
};
|