mirror of
https://github.com/openharmony/security_deviceauth.git
synced 2026-07-18 14:44:51 -04:00
winnieHu
108 lines
2.9 KiB
C
108 lines
2.9 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 HC_STRING_H
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#define HC_STRING_H
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#include "hc_parcel.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct HcString {
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HcParcel parcel; // parcel data, used to storage the string data
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} HcString;
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/*
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* Append a HcString
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* Notice: It will add '\0' automatically.
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* @param self: self pointer.
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* @param str: append string.
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* @return HC_TRUE (ok), HC_FALSE (error)
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*/
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HcBool StringAppend(HcString *self, HcString str);
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/*
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* Append string pointer
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* Notice: It will add '\0' automatically.
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* @param self: self pointer.
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* @param str: string pointer.
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* @return HC_TRUE (ok), HC_FALSE (error)
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*/
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HcBool StringAppendPointer(HcString *self, const char *str);
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/*
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* Append a char
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* Notice: It will add '\0' automatically.
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* @param self: self pointer.
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* @param str: char.
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* @return HC_TRUE (ok), HC_FALSE (error)
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*/
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HcBool StringAppendChar(HcString *self, char c);
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/*
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* Assign a value to the HcString
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* Notice: It will add '\0' automatically.
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* @param self: self pointer.
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* @param str: assign value of ta_sting.
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* @return HC_TRUE (ok), HC_FALSE (error)
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*/
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HcBool StringSet(HcString *self, HcString str);
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/*
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* Assign a value to the HcString
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* Notice: It will add '\0' automatically.
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* @param self: self pointer.
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* @param str: assign value of string pointer.
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* @return HC_TRUE (ok), HC_FALSE (error)
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*/
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HcBool StringSetPointer(HcString *self, const char *str);
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/*
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* Get the string pointer data
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* @param self: self pointer.
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* @return the pointer data of the string
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*/
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const char* StringGet(const HcString *self);
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/*
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* Get the length of the string
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* @param self: self pointer.
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* @return the length of the string
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*/
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uint32_t StringLength(const HcString *self);
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/*
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* Create a string.
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* Notice: You should delete string when you don't need the string anymore.
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* @return the created string.
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*/
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HcString CreateString(void);
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/*
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* Delete a string. In fact it will not destroy the string,
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* but only free the allocated memory of the string and reset the member's value
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* of the string. You can continue to use the string if you want.
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* Notice: You should delete the string when you don't need it any more to avoid memory leak.
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* @param str: The string you want to delete.
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*/
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void DeleteString(HcString *str);
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#ifdef __cplusplus
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}
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#endif
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#endif
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