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Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* RSA internal helpers
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*
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* Copyright (c) 2015, Intel Corporation
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* Authors: Tadeusz Struk <tadeusz.struk@intel.com>
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*/
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#ifndef _RSA_HELPER_
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#define _RSA_HELPER_
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#include <linux/types.h>
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/**
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* rsa_key - RSA key structure
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* @n : RSA modulus raw byte stream
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* @e : RSA public exponent raw byte stream
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* @d : RSA private exponent raw byte stream
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* @p : RSA prime factor p of n raw byte stream
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* @q : RSA prime factor q of n raw byte stream
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* @dp : RSA exponent d mod (p - 1) raw byte stream
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* @dq : RSA exponent d mod (q - 1) raw byte stream
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* @qinv : RSA CRT coefficient q^(-1) mod p raw byte stream
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* @n_sz : length in bytes of RSA modulus n
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* @e_sz : length in bytes of RSA public exponent
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* @d_sz : length in bytes of RSA private exponent
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* @p_sz : length in bytes of p field
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* @q_sz : length in bytes of q field
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* @dp_sz : length in bytes of dp field
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* @dq_sz : length in bytes of dq field
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* @qinv_sz : length in bytes of qinv field
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*/
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struct rsa_key {
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const u8 *n;
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const u8 *e;
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const u8 *d;
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const u8 *p;
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const u8 *q;
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const u8 *dp;
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const u8 *dq;
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const u8 *qinv;
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size_t n_sz;
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size_t e_sz;
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size_t d_sz;
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size_t p_sz;
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size_t q_sz;
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size_t dp_sz;
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size_t dq_sz;
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size_t qinv_sz;
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};
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int rsa_parse_pub_key(struct rsa_key *rsa_key, const void *key,
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unsigned int key_len);
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int rsa_parse_priv_key(struct rsa_key *rsa_key, const void *key,
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unsigned int key_len);
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extern struct crypto_template rsa_pkcs1pad_tmpl;
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#endif
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