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//------------------------------------------------------------------------------
//
// ecdsa_fpga_model.h
// --------------------------------------------
// Base point scalar multiplier model for ECDSA
//
// Authors: Pavel Shatov
//
// Copyright (c) 2015-2016, 2018 NORDUnet A/S
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// - Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// - Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// - Neither the name of the NORDUnet nor the names of its contributors may be
// used to endorse or promote products derived from this software without
// specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
//
// Curve Selection (don't override if already selected, handy for testing
// from the STM32 sample driver)
//
// USE_CURVE == 1 -> P-256
// USE_CURVE == 2 -> P-384
//
//------------------------------------------------------------------------------
#ifndef USE_CURVE
#define USE_CURVE 2
#endif
//------------------------------------------------------------------------------
#define BAD_CURVE #error USE_CURVE must be either 1 or 2!
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// Headers
//------------------------------------------------------------------------------
#include "ecdsa_fpga_lowlevel.h"
#include "ecdsa_fpga_multiword.h"
#include "ecdsa_fpga_modular.h"
#include "ecdsa_fpga_curve.h"
#ifdef USE_MICROCODE
#include "ecdsa_fpga_microcode.h"
#endif
//------------------------------------------------------------------------------
// Test Vectors
//------------------------------------------------------------------------------
#include "ecdsa_test_vector_nsa.h"
#include "ecdsa_test_vector_randomized.h"
//------------------------------------------------------------------------------
// Test Vectors Switch
//------------------------------------------------------------------------------
#if USE_CURVE == 1
#define ECDSA_D_NSA_INIT ECDSA_P256_D_NSA_INIT
#define ECDSA_QX_NSA_INIT ECDSA_P256_QX_NSA_INIT
#define ECDSA_QY_NSA_INIT ECDSA_P256_QY_NSA_INIT
#define ECDSA_K_NSA_INIT ECDSA_P256_K_NSA_INIT
#define ECDSA_RX_NSA_INIT ECDSA_P256_RX_NSA_INIT
#define ECDSA_RY_NSA_INIT ECDSA_P256_RY_NSA_INIT
#define ECDSA_D_RANDOM_INIT ECDSA_P256_D_RANDOM_INIT
#define ECDSA_QX_RANDOM_INIT ECDSA_P256_QX_RANDOM_INIT
#define ECDSA_QY_RANDOM_INIT ECDSA_P256_QY_RANDOM_INIT
#elif USE_CURVE == 2
#define ECDSA_D_NSA_INIT ECDSA_P384_D_NSA_INIT
#define ECDSA_QX_NSA_INIT ECDSA_P384_QX_NSA_INIT
#define ECDSA_QY_NSA_INIT ECDSA_P384_QY_NSA_INIT
#define ECDSA_K_NSA_INIT ECDSA_P384_K_NSA_INIT
#define ECDSA_RX_NSA_INIT ECDSA_P384_RX_NSA_INIT
#define ECDSA_RY_NSA_INIT ECDSA_P384_RY_NSA_INIT
#define ECDSA_D_RANDOM_INIT ECDSA_P384_D_RANDOM_INIT
#define ECDSA_QX_RANDOM_INIT ECDSA_P384_QX_RANDOM_INIT
#define ECDSA_QY_RANDOM_INIT ECDSA_P384_QY_RANDOM_INIT
#else
BAD_CURVE
#endif
//------------------------------------------------------------------------------
// Prototypes
//------------------------------------------------------------------------------
void print_fpga_buffer (const char *s,
const FPGA_BUFFER *v);
void print_fpga_buffer_nodelim (const char *s,
const FPGA_BUFFER *v);
bool compare_fpga_buffers (const FPGA_BUFFER *az,
const FPGA_BUFFER *bz);
bool compare_fpga_buffers (const FPGA_BUFFER *ax,
const FPGA_BUFFER *ay,
const FPGA_BUFFER *bx,
const FPGA_BUFFER *by);
bool compare_fpga_buffers (const FPGA_BUFFER *ax,
const FPGA_BUFFER *ay,
const FPGA_BUFFER *az,
const FPGA_BUFFER *bx,
const FPGA_BUFFER *by,
const FPGA_BUFFER *bz);
//------------------------------------------------------------------------------
// End-of-File
//------------------------------------------------------------------------------
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