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https://github.com/openharmony/device_manager.git
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想不出别名
46 lines
2.0 KiB
C++
46 lines
2.0 KiB
C++
/*
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* Copyright (c) 2021 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef OHOS_DEVICE_MANAGER_ENCRYPT_UTILS_H
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#define OHOS_DEVICE_MANAGER_ENCRYPT_UTILS_H
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#include <cstdint>
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#include <stdlib.h>
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namespace OHOS {
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namespace DistributedHardware {
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class EncryptUtils {
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public:
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static int32_t MbedtlsBase64Encode(uint8_t *dst, size_t dlen, size_t *olen,
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const uint8_t *src, size_t slen);
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static int32_t MbedtlsBase64Decode(uint8_t *dst, size_t dlen, size_t *olen,
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const uint8_t *src, size_t slen);
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static int32_t GenRandInt(int32_t randMin, int32_t randMax);
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static int64_t GenRandLongLong(int64_t randMin, int64_t randMax);
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static int32_t GetRandomData(uint8_t *randStr, uint32_t len);
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static int32_t MbedtlsEncrypt(const uint8_t *plainText, int32_t plainTextLen, uint8_t *cipherText,
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int32_t cipherTextLen, int32_t *outLen);
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static int32_t MbedtlsDecrypt(const uint8_t *cipherText, int32_t cipherTextLen, uint8_t *plainText,
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int32_t plainTextLen, int32_t *outLen);
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/**
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* szOut最后一位为结束符，比如 szOutLen=4 可能返回 "abc"
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* @param szOutLen 至少2
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* @param numberOnly 是否只生成数据 如果为true 则期望返回随机数字 如果为否，则期望返回随机字符
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*/
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static bool MbedtlsGenRandomStr(char *szOut, int32_t szOutLen, bool numberOnly);
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};
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} // namespace DistributedHardware
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} // namespace OHOS
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#endif // OHOS_DEVICE_MANAGER_ENCRYPT_UTILS_H
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