diff options
Diffstat (limited to 'FreeRTOS-Plus/Source/WolfSSL/wolfssl/wolfcrypt/curve25519.h')
| -rw-r--r-- | FreeRTOS-Plus/Source/WolfSSL/wolfssl/wolfcrypt/curve25519.h | 83 |
1 files changed, 73 insertions, 10 deletions
diff --git a/FreeRTOS-Plus/Source/WolfSSL/wolfssl/wolfcrypt/curve25519.h b/FreeRTOS-Plus/Source/WolfSSL/wolfssl/wolfcrypt/curve25519.h index 11715775f..2b122e7a2 100644 --- a/FreeRTOS-Plus/Source/WolfSSL/wolfssl/wolfcrypt/curve25519.h +++ b/FreeRTOS-Plus/Source/WolfSSL/wolfssl/wolfcrypt/curve25519.h @@ -1,8 +1,8 @@ /* curve25519.h * - * Copyright (C) 2006-2015 wolfSSL Inc. + * Copyright (C) 2006-2020 wolfSSL Inc. * - * This file is part of wolfSSL. (formerly known as CyaSSL) + * 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 @@ -16,9 +16,14 @@ * * 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 02110-1301, USA + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA */ +/*! + \file wolfssl/wolfcrypt/curve25519.h +*/ + + #ifndef WOLF_CRYPT_CURVE25519_H #define WOLF_CRYPT_CURVE25519_H @@ -29,26 +34,40 @@ #include <wolfssl/wolfcrypt/fe_operations.h> #include <wolfssl/wolfcrypt/random.h> +#ifdef WOLFSSL_ASYNC_CRYPT + #include <wolfssl/wolfcrypt/async.h> +#endif + #ifdef __cplusplus extern "C" { #endif #define CURVE25519_KEYSIZE 32 +#ifdef WOLFSSL_NAMES_STATIC +typedef char curve25519_str[12]; +#else +typedef const char* curve25519_str; +#endif + /* curve25519 set type */ typedef struct { - int size; /* The size of the curve in octets */ - const char* name; /* name of this curve */ + int size; /* The size of the curve in octets */ + curve25519_str name; /* name of this curve */ } curve25519_set_type; -/* ECC point */ +/* ECC point, the internal structure is Little endian + * the mathematical functions used the endianness */ typedef struct { byte point[CURVE25519_KEYSIZE]; -}ECPoint; + #ifdef FREESCALE_LTC_ECC + byte pointY[CURVE25519_KEYSIZE]; + #endif +} ECPoint; /* A CURVE25519 Key */ -typedef struct { +typedef struct curve25519_key { int idx; /* Index into the ecc_sets[] for the parameters of this curve if -1, this key is using user supplied curve in dp */ @@ -56,10 +75,19 @@ typedef struct { curves (idx >= 0) or user supplied */ ECPoint p; /* public key */ ECPoint k; /* private key */ + +#ifdef WOLFSSL_ASYNC_CRYPT + WC_ASYNC_DEV asyncDev; +#endif } curve25519_key; +enum { + EC25519_LITTLE_ENDIAN=0, + EC25519_BIG_ENDIAN=1 +}; + WOLFSSL_API -int wc_curve25519_make_key(RNG* rng, int keysize, curve25519_key* key); +int wc_curve25519_make_key(WC_RNG* rng, int keysize, curve25519_key* key); WOLFSSL_API int wc_curve25519_shared_secret(curve25519_key* private_key, @@ -67,6 +95,11 @@ int wc_curve25519_shared_secret(curve25519_key* private_key, byte* out, word32* outlen); WOLFSSL_API +int wc_curve25519_shared_secret_ex(curve25519_key* private_key, + curve25519_key* public_key, + byte* out, word32* outlen, int endian); + +WOLFSSL_API int wc_curve25519_init(curve25519_key* key); WOLFSSL_API @@ -75,20 +108,50 @@ void wc_curve25519_free(curve25519_key* key); /* raw key helpers */ WOLFSSL_API +int wc_curve25519_import_private(const byte* priv, word32 privSz, + curve25519_key* key); +WOLFSSL_API +int wc_curve25519_import_private_ex(const byte* priv, word32 privSz, + curve25519_key* key, int endian); + +WOLFSSL_API int wc_curve25519_import_private_raw(const byte* priv, word32 privSz, const byte* pub, word32 pubSz, curve25519_key* key); WOLFSSL_API +int wc_curve25519_import_private_raw_ex(const byte* priv, word32 privSz, + const byte* pub, word32 pubSz, + curve25519_key* key, int endian); +WOLFSSL_API int wc_curve25519_export_private_raw(curve25519_key* key, byte* out, word32* outLen); +WOLFSSL_API +int wc_curve25519_export_private_raw_ex(curve25519_key* key, byte* out, + word32* outLen, int endian); WOLFSSL_API int wc_curve25519_import_public(const byte* in, word32 inLen, curve25519_key* key); +WOLFSSL_API +int wc_curve25519_import_public_ex(const byte* in, word32 inLen, + curve25519_key* key, int endian); +WOLFSSL_API +int wc_curve25519_check_public(const byte* pub, word32 pubSz, int endian); WOLFSSL_API int wc_curve25519_export_public(curve25519_key* key, byte* out, word32* outLen); +WOLFSSL_API +int wc_curve25519_export_public_ex(curve25519_key* key, byte* out, + word32* outLen, int endian); - +WOLFSSL_API +int wc_curve25519_export_key_raw(curve25519_key* key, + byte* priv, word32 *privSz, + byte* pub, word32 *pubSz); +WOLFSSL_API +int wc_curve25519_export_key_raw_ex(curve25519_key* key, + byte* priv, word32 *privSz, + byte* pub, word32 *pubSz, + int endian); /* size helper */ WOLFSSL_API int wc_curve25519_size(curve25519_key* key); |