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/*############################################################################
# Copyright 2017 Intel Corporation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
############################################################################*/
/// Tpm C++ wrapper interface.
/*!
* \file
*/
#ifndef EPID_MEMBER_TPM_UNITTESTS_TPM_TESTHELPER_H_
#define EPID_MEMBER_TPM_UNITTESTS_TPM_TESTHELPER_H_
#include <cstdint>
#include <vector>
#include "gtest/gtest.h"
extern "C" {
#include "epid/common/bitsupplier.h"
#include "epid/common/types.h"
#include "epid/member/api.h" // for MemberPrecomp
}
typedef struct TpmCtx TpmCtx;
typedef struct Epid2Params_ Epid2Params_;
typedef struct FiniteField FiniteField;
typedef struct EcGroup EcGroup;
/// Test fixture class for Tpm
class EpidTpmTest : public ::testing::Test {
public:
/// test data
static const GroupPubKey kGroupPublicKey;
/// test data
static const PrivKey kMemberPrivateKey;
/// test data
static const MemberPrecomp kMemberPrecomp;
/// signature based revocation list with 5 entries
static std::vector<uint8_t> kSigRl5EntryData;
/// a message
static const std::vector<uint8_t> kMsg0;
/// a basename
static const std::vector<uint8_t> kBsn0;
/// setup called before each TEST_F starts
virtual void SetUp() {}
/// teardown called after each TEST_F finishes
virtual void TearDown() {}
};
/// C++ Wrapper to manage memory for Epid2Params via RAII
class Epid2ParamsObj {
public:
/// Create a Epid2Params
Epid2ParamsObj();
// This class instances are not meant to be copied.
// Explicitly delete copy constructor and assignment operator.
Epid2ParamsObj(const Epid2ParamsObj&) = delete;
Epid2ParamsObj& operator=(const Epid2ParamsObj&) = delete;
/// Destroy the Epid2Params
~Epid2ParamsObj();
/// get a pointer to the stored Epid2Params
Epid2Params_* ctx() const;
/// cast operator to get the pointer to the stored Epid2Params
operator Epid2Params_*() const;
/// const cast operator to get the pointer to the stored Epid2Params
operator const Epid2Params_*() const;
/// get a pointer to the prime field Fp
FiniteField* Fp() const;
/// get a pointer to elliptic curve group G1
EcGroup* G1() const;
private:
/// The stored parameters
Epid2Params_* params_;
};
/// C++ Wrapper to manage memory for TpmCtx via RAII
class TpmCtxObj {
public:
/// Create a TpmCtx
TpmCtxObj(BitSupplier rnd_func, void* rnd_param,
Epid2ParamsObj const& params);
// This class instances are not meant to be copied.
// Explicitly delete copy constructor and assignment operator.
TpmCtxObj(const TpmCtxObj&) = delete;
TpmCtxObj& operator=(const TpmCtxObj&) = delete;
/// Destroy the TpmCtx
~TpmCtxObj();
/// get a pointer to the stored TpmCtx
TpmCtx* ctx() const;
/// cast operator to get the pointer to the stored TpmCtx
operator TpmCtx*() const;
/// const cast operator to get the pointer to the stored TpmCtx
operator const TpmCtx*() const;
private:
/// The stored TpmCtx
TpmCtx* ctx_;
Epid2ParamsObj const& params_;
};
#endif // EPID_MEMBER_TPM_UNITTESTS_TPM_TESTHELPER_H_
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