wolfssl/cyassl/ctaocrypt/ecc.h
2015-01-06 12:14:15 -07:00

230 lines
7.2 KiB
C

/* ecc.h
*
* Copyright (C) 2006-2014 wolfSSL Inc.
*
* This file is part of wolfSSL. (formerly known as CyaSSL)
*
* 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 02110-1301, USA
*/
#ifdef HAVE_ECC
#ifndef CTAO_CRYPT_ECC_H
#define CTAO_CRYPT_ECC_H
#include <wolfssl/wolfcrypt/ecc.h>
/* for ecc reverse compatibility */
#ifdef HAVE_ECC
#define ecc_make_key wc_ecc_make_key
#define ecc_shared_secret wc_ecc_shared_secret
#define ecc_sign_hash wc_ecc_sign_hash
#define ecc_verify_hash wc_ecc_verify_hash
#define ecc_init wc_ecc_init
#define ecc_free wc_ecc_free
#define ecc_fp_free wc_ecc_fp_free
#define ecc_export_x963 wc_ecc_export_x963
#define ecc_size wc_ecc_size
#define ecc_sig_size wc_ecc_sig_size
#define ecc_export_x963_ex wc_ecc_export_x963_ex
#define ecc_import_x963 wc_ecc_import_x963
#define ecc_import_private_key wc_ecc_import_private_key
#define ecc_rs_to_sig wc_ecc_rs_to_sig
#define ecc_import_raw wc_ecc_import_raw
#define ecc_export_private_only wc_ecc_export_private_only
#ifdef HAVE_ECC_ENCRYPT
/* ecc encrypt */
#define ecc_ctx_new wc_ecc_ctx_new
#define ecc_ctx_free wc_ecc_ctx_free
#define ecc_ctx_reset wc_ecc_ctx_reset
#define ecc_ctx_get_own_salt wc_ecc_ctx_get_own_salt
#define ecc_ctx_set_peer_salt wc_ecc_ctx_set_peer_salt
#define ecc_ctx_set_info wc_ecc_ctx_set_info
#define ecc_encrypt wc_ecc_encrypt
#define ecc_decrypt wc_ecc_decrypt
#endif /* HAVE_ECC_ENCRYPT */
#endif
//
//#include <cyassl/ctaocrypt/types.h>
//#include <cyassl/ctaocrypt/integer.h>
//#include <cyassl/ctaocrypt/random.h>
//
//#ifdef __cplusplus
// extern "C" {
//#endif
//
//
//enum {
// ECC_PUBLICKEY = 1,
// ECC_PRIVATEKEY = 2,
// ECC_MAXNAME = 16, /* MAX CURVE NAME LENGTH */
// SIG_HEADER_SZ = 6, /* ECC signature header size */
// ECC_BUFSIZE = 256, /* for exported keys temp buffer */
// ECC_MINSIZE = 20, /* MIN Private Key size */
// ECC_MAXSIZE = 66 /* MAX Private Key size */
//};
//
//
///* ECC set type defined a NIST GF(p) curve */
//typedef struct {
// int size; /* The size of the curve in octets */
// const char* name; /* name of this curve */
// const char* prime; /* prime that defines the field, curve is in (hex) */
// const char* Af; /* fields A param (hex) */
// const char* Bf; /* fields B param (hex) */
// const char* order; /* order of the curve (hex) */
// const char* Gx; /* x coordinate of the base point on curve (hex) */
// const char* Gy; /* y coordinate of the base point on curve (hex) */
//} ecc_set_type;
//
//
///* A point on an ECC curve, stored in Jacbobian format such that (x,y,z) =>
// (x/z^2, y/z^3, 1) when interpreted as affine */
//typedef struct {
// mp_int x; /* The x coordinate */
// mp_int y; /* The y coordinate */
// mp_int z; /* The z coordinate */
//} ecc_point;
//
//
///* An ECC Key */
//typedef struct {
// int type; /* Public or Private */
// int idx; /* Index into the ecc_sets[] for the parameters of
// this curve if -1, this key is using user supplied
// curve in dp */
// const ecc_set_type* dp; /* domain parameters, either points to NIST
// curves (idx >= 0) or user supplied */
// ecc_point pubkey; /* public key */
// mp_int k; /* private key */
//} ecc_key;
//
//
///* ECC predefined curve sets */
//extern const ecc_set_type ecc_sets[];
//
//
//CYASSL_API
//int ecc_make_key(RNG* rng, int keysize, ecc_key* key);
//CYASSL_API
//int ecc_shared_secret(ecc_key* private_key, ecc_key* public_key, byte* out,
// word32* outlen);
//CYASSL_API
//int ecc_sign_hash(const byte* in, word32 inlen, byte* out, word32 *outlen,
// RNG* rng, ecc_key* key);
//CYASSL_API
//int ecc_verify_hash(const byte* sig, word32 siglen, const byte* hash,
// word32 hashlen, int* stat, ecc_key* key);
//CYASSL_API
//void ecc_init(ecc_key* key);
//CYASSL_API
//void ecc_free(ecc_key* key);
//CYASSL_API
//void ecc_fp_free(void);
//
//
///* ASN key helpers */
//CYASSL_API
//int ecc_export_x963(ecc_key*, byte* out, word32* outLen);
//CYASSL_API
//int ecc_export_x963_ex(ecc_key*, byte* out, word32* outLen, int compressed);
// /* extended functionality with compressed option */
//CYASSL_API
//int ecc_import_x963(const byte* in, word32 inLen, ecc_key* key);
//CYASSL_API
//int ecc_import_private_key(const byte* priv, word32 privSz, const byte* pub,
// word32 pubSz, ecc_key* key);
//CYASSL_API
//int ecc_rs_to_sig(const char* r, const char* s, byte* out, word32* outlen);
//CYASSL_API
//int ecc_import_raw(ecc_key* key, const char* qx, const char* qy,
// const char* d, const char* curveName);
//
//CYASSL_API
//int ecc_export_private_only(ecc_key* key, byte* out, word32* outLen);
//
///* size helper */
//CYASSL_API
//int ecc_size(ecc_key* key);
//CYASSL_API
//int ecc_sig_size(ecc_key* key);
//
//
//#ifdef HAVE_ECC_ENCRYPT
///* ecc encrypt */
//
//enum ecEncAlgo {
// ecAES_128_CBC = 1, /* default */
// ecAES_256_CBC = 2
//};
//
//enum ecKdfAlgo {
// ecHKDF_SHA256 = 1, /* default */
// ecHKDF_SHA1 = 2
//};
//
//enum ecMacAlgo {
// ecHMAC_SHA256 = 1, /* default */
// ecHMAC_SHA1 = 2
//};
//
//enum {
// KEY_SIZE_128 = 16,
// KEY_SIZE_256 = 32,
// IV_SIZE_64 = 8,
// EXCHANGE_SALT_SZ = 16,
// EXCHANGE_INFO_SZ = 23
//};
//
//enum ecFlags {
// REQ_RESP_CLIENT = 1,
// REQ_RESP_SERVER = 2
//};
//
//
//typedef struct ecEncCtx ecEncCtx;
//
//CYASSL_API
//ecEncCtx* ecc_ctx_new(int flags, RNG* rng);
//CYASSL_API
//void ecc_ctx_free(ecEncCtx*);
//CYASSL_API
//int ecc_ctx_reset(ecEncCtx*, RNG*); /* reset for use again w/o alloc/free */
//
//CYASSL_API
//const byte* ecc_ctx_get_own_salt(ecEncCtx*);
//CYASSL_API
//int ecc_ctx_set_peer_salt(ecEncCtx*, const byte* salt);
//CYASSL_API
//int ecc_ctx_set_info(ecEncCtx*, const byte* info, int sz);
//
//CYASSL_API
//int ecc_encrypt(ecc_key* privKey, ecc_key* pubKey, const byte* msg,
// word32 msgSz, byte* out, word32* outSz, ecEncCtx* ctx);
//CYASSL_API
//int ecc_decrypt(ecc_key* privKey, ecc_key* pubKey, const byte* msg,
// word32 msgSz, byte* out, word32* outSz, ecEncCtx* ctx);
//
//#endif /* HAVE_ECC_ENCRYPT */
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* CTAO_CRYPT_ECC_H */
#endif /* HAVE_ECC */