| /* |
| * 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 |
| * @p : RSA prime factor p of n raw byte stream |
| * @q : RSA prime factor q of n raw byte stream |
| * @dp : RSA exponent d mod (p - 1) raw byte stream |
| * @dq : RSA exponent d mod (q - 1) raw byte stream |
| * @qinv : RSA CRT coefficient q^(-1) mod p 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 |
| * @p_sz : length in bytes of p field |
| * @q_sz : length in bytes of q field |
| * @dp_sz : length in bytes of dp field |
| * @dq_sz : length in bytes of dq field |
| * @qinv_sz : length in bytes of qinv field |
| */ |
| struct rsa_key { |
| const u8 *n; |
| const u8 *e; |
| const u8 *d; |
| const u8 *p; |
| const u8 *q; |
| const u8 *dp; |
| const u8 *dq; |
| const u8 *qinv; |
| size_t n_sz; |
| size_t e_sz; |
| size_t d_sz; |
| size_t p_sz; |
| size_t q_sz; |
| size_t dp_sz; |
| size_t dq_sz; |
| size_t qinv_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 |