1/*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef CODE_SIGN_CERT_UTILS_H
17#define CODE_SIGN_CERT_UTILS_H
18
19#include <cstdint>
20
21#include "byte_buffer.h"
22#include "hks_type.h"
23
24namespace OHOS {
25namespace Security {
26namespace CodeSign {
27static const uint32_t CERT_COUNT = 4;
28
29bool ConstructDataToCertChain(struct HksCertChain **certChain, int certsCount = CERT_COUNT);
30void FreeCertChain(struct HksCertChain **certChain, const uint32_t pos);
31bool FormattedCertChain(const HksCertChain *certChain, ByteBuffer &buffer);
32bool GetCertChainFormBuffer(const ByteBuffer &certChainBuffer,
33    ByteBuffer &signCert, ByteBuffer &issuer, std::vector<ByteBuffer> &chain);
34int32_t VerifyAttestCertChain(const HksCertChain *certChain, const ByteBuffer &challenge);
35bool GetSigningCertFromCerChain(const HksCertChain *certChain, ByteBuffer cert);
36std::unique_ptr<ByteBuffer> GetRandomChallenge();
37bool CheckChallengeSize(uint32_t size);
38}
39}
40}
41
42#endif