u-boot/drivers/crypto/rsa_mod_exp/mod_exp_uclass.c
Ruchika Gupta 31d2b4fd90 DM: crypto/rsa_mod_exp: Add rsa Modular Exponentiation DM driver
Add a new rsa uclass for performing modular exponentiation and implement
the software driver basing on this uclass.

Signed-off-by: Ruchika Gupta <ruchika.gupta@freescale.com>
CC: Simon Glass <sjg@chromium.org>
Acked-by: Simon Glass <sjg@chromium.org>
2015-01-29 17:09:58 -07:00

31 lines
670 B
C

/*
* (C) Copyright 2014 Freescale Semiconductor, Inc
* Author: Ruchika Gupta <ruchika.gupta@freescale.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <dm.h>
#include <u-boot/rsa-mod-exp.h>
#include <errno.h>
#include <fdtdec.h>
#include <malloc.h>
#include <asm/io.h>
#include <linux/list.h>
int rsa_mod_exp(struct udevice *dev, const uint8_t *sig, uint32_t sig_len,
struct key_prop *node, uint8_t *out)
{
const struct mod_exp_ops *ops = device_get_ops(dev);
if (!ops->mod_exp)
return -ENOSYS;
return ops->mod_exp(dev, sig, sig_len, node, out);
}
UCLASS_DRIVER(mod_exp) = {
.id = UCLASS_MOD_EXP,
.name = "rsa_mod_exp",
};