/*
 * RSA internal helpers
 *
 * Copyright (c) 2015, Intel Corporation
 * Authors: Tadeusz Struk <tadeusz.struk@intel.com>
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation; either version 2 of the License, or (at your option)
 * any later version.
 *
 */
#ifndef _RSA_HELPER_
#define _RSA_HELPER_
#include <linux/types.h>

/**
 * rsa_key - RSA key structure
 * @n           : RSA modulus raw byte stream
 * @e           : RSA public exponent raw byte stream
 * @d           : RSA private exponent raw byte stream
 * @n_sz        : length in bytes of RSA modulus n
 * @e_sz        : length in bytes of RSA public exponent
 * @d_sz        : length in bytes of RSA private exponent
 */
struct rsa_key {
	const u8 *n;
	const u8 *e;
	const u8 *d;
	size_t n_sz;
	size_t e_sz;
	size_t d_sz;
};

int rsa_parse_pub_key(struct rsa_key *rsa_key, const void *key,
		      unsigned int key_len);

int rsa_parse_priv_key(struct rsa_key *rsa_key, const void *key,
		       unsigned int key_len);

extern struct crypto_template rsa_pkcs1pad_tmpl;
#endif