mirror of
https://github.com/Tencent/MMKV.git
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59 lines
1.8 KiB
C++
59 lines
1.8 KiB
C++
/*
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* Tencent is pleased to support the open source community by making
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* MMKV available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company.
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* All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (the "License"); you may not use
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* this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* https://opensource.org/licenses/BSD-3-Clause
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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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#include "CodedOutputData.h"
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#ifdef MMKV_IOS_OR_MAC
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# include "PBUtility.h"
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# include <cstring>
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# include <stdexcept>
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# if __has_feature(objc_arc)
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# error This file must be compiled with MRC. Use -fno-objc-arc flag.
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# endif
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using namespace std;
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namespace mmkv {
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void CodedOutputData::writeString(__unsafe_unretained NSString *value) {
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NSUInteger numberOfBytes = [value lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
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this->writeRawVarint32((int32_t) numberOfBytes);
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if (m_position + numberOfBytes > m_size) {
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auto msg = "m_position: " + to_string(m_position) + ", numberOfBytes: " + to_string(numberOfBytes) +
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", m_size: " + to_string(m_size);
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throw out_of_range(msg);
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}
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[value getBytes:m_ptr + m_position
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maxLength:numberOfBytes
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usedLength:0
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encoding:NSUTF8StringEncoding
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options:0
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range:NSMakeRange(0, value.length)
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remainingRange:nullptr];
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m_position += numberOfBytes;
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}
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} // namespace mmkv
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#endif // MMKV_IOS_OR_MAC
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