mirror of
https://github.com/openharmony/security_device_auth.git
synced 2026-08-24 19:23:10 -04:00
heyinshen
117 lines
3.6 KiB
C
117 lines
3.6 KiB
C
/*
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* Copyright (C) 2021-2025 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 STRING_UTIL_H
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#define STRING_UTIL_H
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#include <stdint.h>
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#include "uint8buff_utils.h"
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#define BYTE_TO_HEX_OPER_LENGTH 2
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#define BYTE_TO_BASE64_DIVISOR 3
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#define BYTE_TO_BASE64_MULTIPLIER 4
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#define DEC 10
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#define DEFAULT_ANONYMOUS_LEN 6
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#ifndef DEV_AUTH_PRINT_DEBUG_MSG
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#define PRINT_DEBUG_MSG(msgBuff, msgLen, msgTag)
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#else
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#define PRINT_DEBUG_MSG(msgBuff, msgLen, msgTag) PrintBuffer(msgBuff, msgLen, msgTag)
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* Convert hex string to byte.
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* @param hexStr: hex string
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* @param byte: the converted result, need malloc by caller
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* @param byteLen: the length of byte, must be not shorter than strlen(hexStr) / 2
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* @result success(0), otherwise, failure.
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*/
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int32_t HexStringToByte(const char *hexStr, uint8_t *byte, uint32_t byteLen);
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/*
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* Convert byte to hex string.
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* @param byte: byte to be converted
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* @param byteLen: the length of byte
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* @param hexStr: the converted result, need malloc by caller, and need malloc for '\0'
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* @param hexLen: length of hexStr, must be not shorter than byteLen * 2 + 1, for '\0'
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* @result success(0), otherwise, failure.
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*/
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int32_t ByteToHexString(const uint8_t *byte, uint32_t byteLen, char *hexStr, uint32_t hexLen);
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/*
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* Convert string to int64_t.
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* @param cp: string to be converted
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* @return the converted result.
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*/
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int64_t StringToInt64(const char *cp);
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/*
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* Convert string to upper case.
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* @param oriStr: original string.
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* @param desStr: the converted result. Need free.
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* @return success(0), otherwise, failure.
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*/
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int32_t ToUpperCase(const char *oriStr, char **desStr);
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/*
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* Deep copy string.
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* @param str: original string.
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* @param newStr: the new string. Need free.
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* @return success(0), otherwise, failure.
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*/
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int32_t DeepCopyString(const char *str, char **newStr);
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/*
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* Print the msg buffer in hex string.
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* @param msgBuff: the msg buffer to be print.
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* @param msgLen: the msg len.
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* @param msgTag: the msg tag.
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*/
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void PrintBuffer(const uint8_t *msgBuff, uint32_t msgLen, const char *msgTag);
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/*
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* Get the anonymous string.
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* @param originStr: the original string.
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* @param anonymousStr: the anonymous string.
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* @param anonymousLen: the anonymous string len.
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* @param maskMiddle: whether to mask the middle.
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* @return success(0), otherwise, failure.
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*/
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int32_t GetAnonymousString(const char *originStr, char *anonymousStr, uint32_t anonymousLen, bool maskMiddle);
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/*
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* Safe compare two strings.
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* @param str1: the first string.
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* @param str2: the second string.
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* @return false if str1 or str2 is NULL else return strcmp(str1, str2) == 0.
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*/
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bool IsStrEqual(const char *str1, const char *str2);
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/*
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* Generate string from raw data.
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* @param data: the raw data.
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* @param dataLen: the data length.
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* @return success(0), otherwise, failure.
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*/
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int32_t GenerateStringFromData(const uint8_t *data, uint32_t dataLen, char **outStr);
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#ifdef __cplusplus
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}
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#endif
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#endif |