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/* Microsoft Reference Implementation for TPM 2.0
*
* The copyright in this software is being made available under the BSD License,
* included below. This software may be subject to other third party and
* contributor rights, including patent rights, and no such rights are granted
* under this license.
*
* Copyright (c) Microsoft Corporation
*
* All rights reserved.
*
* BSD License
*
* 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.
*
* 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.
*/
//** Introduction
// This file contains the structure definitions used for linking from the TPM
// code to the MPA and LTC math libraries.
#ifndef MATH_LIB_DEFINED
#define MATH_LIB_DEFINED
#define MATH_LIB_LTC
_REDUCE_WARNING_LEVEL_(2)
#include "LtcSettings.h"
#include "mpalib.h"
#include "mpa.h"
#include "tomcrypt_mpa.h"
_NORMAL_WARNING_LEVEL_
#if RADIX_BITS != 32
#error "The mpa library used with LibTomCrypt only works for 32-bit words"
#endif
// These macros handle entering and leaving a scope
// from which an MPA or LibTomCrypt function may be called.
// Many of these functions require a scratch pool from which
// they will allocate scratch variables (rather than using their
// own stack).
extern mpa_scratch_mem external_mem_pool;
#define MPA_ENTER(vars, bits) \
mpa_word_t POOL_ [ \
mpa_scratch_mem_size_in_U32(vars, bits)]; \
mpa_scratch_mem pool_save = external_mem_pool; \
mpa_scratch_mem POOL = LtcPoolInit(POOL_, vars, bits)
#define MPA_LEAVE() init_mpa_tomcrypt(pool_save)
typedef ECC_CURVE_DATA bnCurve_t;
typedef bnCurve_t *bigCurve;
#define AccessCurveData(E) (E)
// Include the support functions for the routines that are used by LTC thunk.
#include "TpmToLtcSupport_fp.h"
#define CURVE_INITIALIZED(name, initializer) \
bnCurve_t *name = (ECC_CURVE_DATA *)GetCurveData(initializer)
#define CURVE_FREE(E)
// This definition would change if there were something to report
#define MathLibSimulationEnd()
#endif // MATH_LIB_DEFINED