LXR uboot/drivers/crypto/rsa_mod_exp/mod_exp

   1// SPDX-License-Identifier: GPL-2.0+
   2/*
   3 * (C) Copyright 2014 Freescale Semiconductor, Inc.
   4 * Author: Ruchika Gupta <ruchika.gupta@freescale.com>
   5 */
   6
   7#include <config.h>
   8#include <common.h>
   9#include <dm.h>
  10#include <log.h>
  11#include <u-boot/rsa-mod-exp.h>
  12
  13static int mod_exp_sw(struct udevice *dev, const uint8_t *sig, uint32_t sig_len,
  14                      struct key_prop *prop, uint8_t *out)
  15{
  16        int ret = 0;
  17
  18        ret = rsa_mod_exp_sw(sig, sig_len, prop, out);
  19        if (ret) {
  20                debug("%s: RSA failed to verify: %d\n", __func__, ret);
  21                return ret;
  22        }
  23
  24        return 0;
  25}
  26
  27static const struct mod_exp_ops mod_exp_ops_sw = {
  28        .mod_exp        = mod_exp_sw,
  29};
  30
  31U_BOOT_DRIVER(mod_exp_sw) = {
  32        .name   = "mod_exp_sw",
  33        .id     = UCLASS_MOD_EXP,
  34        .ops    = &mod_exp_ops_sw,
  35        .flags  = DM_FLAG_PRE_RELOC,
  36};
  37
  38U_BOOT_DEVICE(mod_exp_sw) = {
  39        .name = "mod_exp_sw",
  40};
  41