diff options
Diffstat (limited to 'FreeRTOS-Plus/Source/WolfSSL/wolfssl/wolfcrypt/ed448.h')
| -rw-r--r-- | FreeRTOS-Plus/Source/WolfSSL/wolfssl/wolfcrypt/ed448.h | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/FreeRTOS-Plus/Source/WolfSSL/wolfssl/wolfcrypt/ed448.h b/FreeRTOS-Plus/Source/WolfSSL/wolfssl/wolfcrypt/ed448.h new file mode 100644 index 000000000..4f868b53d --- /dev/null +++ b/FreeRTOS-Plus/Source/WolfSSL/wolfssl/wolfcrypt/ed448.h @@ -0,0 +1,160 @@ +/* ed448.h + * + * Copyright (C) 2006-2020 wolfSSL Inc. + * + * This file is part of wolfSSL. + * + * wolfSSL 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. + * + * wolfSSL is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA + */ + +/*! + \file wolfssl/wolfcrypt/ed448.h +*/ + + +#ifndef WOLF_CRYPT_ED448_H +#define WOLF_CRYPT_ED448_H + +#include <wolfssl/wolfcrypt/types.h> + +#ifdef HAVE_ED448 + +#include <wolfssl/wolfcrypt/fe_448.h> +#include <wolfssl/wolfcrypt/ge_448.h> +#include <wolfssl/wolfcrypt/random.h> +#include <wolfssl/wolfcrypt/sha3.h> + +#ifdef WOLFSSL_ASYNC_CRYPT + #include <wolfssl/wolfcrypt/async.h> +#endif + +#ifdef __cplusplus + extern "C" { +#endif + + +/* info about EdDSA curve specifically ed448, defined as an elliptic curve + * over GF(p) + * + * 56 key size + * "ED448" curve name + * "2^448-2^224-1" prime number + * "-39081" value of d + * "SHAKE256" hash function + */ + +#define ED448_KEY_SIZE 57 /* private key only */ +#define ED448_SIG_SIZE 114 /* two elements */ + +#define ED448_PUB_KEY_SIZE 57 /* compressed */ +/* both private and public key */ +#define ED448_PRV_KEY_SIZE (ED448_PUB_KEY_SIZE+ED448_KEY_SIZE) + + +enum { + Ed448 = 0, + Ed448ph = 1, +}; + +#ifndef WC_ED448KEY_TYPE_DEFINED + typedef struct ed448_key ed448_key; + #define WC_ED448KEY_TYPE_DEFINED +#endif + +/* An ED448 Key */ +struct ed448_key { + byte p[ED448_PUB_KEY_SIZE]; /* compressed public key */ + byte k[ED448_PRV_KEY_SIZE]; /* private key : 56 secret -- 56 public */ +#ifdef FREESCALE_LTC_ECC + /* uncompressed point coordinates */ + byte pointX[ED448_KEY_SIZE]; /* recovered X coordinate */ + byte pointY[ED448_KEY_SIZE]; /* Y coordinate is the public key with The most significant bit of the final octet always zero. */ +#endif + word16 pubKeySet:1; +#ifdef WOLFSSL_ASYNC_CRYPT + WC_ASYNC_DEV asyncDev; +#endif +}; + + +WOLFSSL_API +int wc_ed448_make_public(ed448_key* key, unsigned char* pubKey, + word32 pubKeySz); +WOLFSSL_API +int wc_ed448_make_key(WC_RNG* rng, int keysize, ed448_key* key); +WOLFSSL_API +int wc_ed448_sign_msg(const byte* in, word32 inLen, byte* out, word32 *outLen, + ed448_key* key, const byte* context, byte contextLen); +WOLFSSL_API +int wc_ed448ph_sign_hash(const byte* hash, word32 hashLen, byte* out, + word32 *outLen, ed448_key* key, + const byte* context, byte contextLen); +WOLFSSL_API +int wc_ed448ph_sign_msg(const byte* in, word32 inLen, byte* out, + word32 *outLen, ed448_key* key, const byte* context, + byte contextLen); +WOLFSSL_API +int wc_ed448_verify_msg(const byte* sig, word32 sigLen, const byte* msg, + word32 msgLen, int* stat, ed448_key* key, + const byte* context, byte contextLen); +WOLFSSL_API +int wc_ed448ph_verify_hash(const byte* sig, word32 sigLen, const byte* hash, + word32 hashLen, int* stat, ed448_key* key, + const byte* context, byte contextLen); +WOLFSSL_API +int wc_ed448ph_verify_msg(const byte* sig, word32 sigLen, const byte* msg, + word32 msgLen, int* stat, ed448_key* key, + const byte* context, byte contextLen); +WOLFSSL_API +int wc_ed448_init(ed448_key* key); +WOLFSSL_API +void wc_ed448_free(ed448_key* key); +WOLFSSL_API +int wc_ed448_import_public(const byte* in, word32 inLen, ed448_key* key); +WOLFSSL_API +int wc_ed448_import_private_only(const byte* priv, word32 privSz, + ed448_key* key); +WOLFSSL_API +int wc_ed448_import_private_key(const byte* priv, word32 privSz, + const byte* pub, word32 pubSz, ed448_key* key); +WOLFSSL_API +int wc_ed448_export_public(ed448_key*, byte* out, word32* outLen); +WOLFSSL_API +int wc_ed448_export_private_only(ed448_key* key, byte* out, word32* outLen); +WOLFSSL_API +int wc_ed448_export_private(ed448_key* key, byte* out, word32* outLen); +WOLFSSL_API +int wc_ed448_export_key(ed448_key* key, byte* priv, word32 *privSz, + byte* pub, word32 *pubSz); + +WOLFSSL_API +int wc_ed448_check_key(ed448_key* key); + +/* size helper */ +WOLFSSL_API +int wc_ed448_size(ed448_key* key); +WOLFSSL_API +int wc_ed448_priv_size(ed448_key* key); +WOLFSSL_API +int wc_ed448_pub_size(ed448_key* key); +WOLFSSL_API +int wc_ed448_sig_size(ed448_key* key); + +#ifdef __cplusplus + } /* extern "C" */ +#endif + +#endif /* HAVE_ED448 */ +#endif /* WOLF_CRYPT_ED448_H */ |