ZLMediaKit/src/Http/HttpRequestSplitter.h

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/*
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* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
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*
* This file is part of ZLMediaKit(https://github.com/xia-chu/ZLMediaKit).
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*
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* Use of this source code is governed by MIT license that can be found in the
* LICENSE file in the root of the source tree. All contributing project authors
* may be found in the AUTHORS file in the root of the source tree.
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*/
#ifndef ZLMEDIAKIT_HTTPREQUESTSPLITTER_H
#define ZLMEDIAKIT_HTTPREQUESTSPLITTER_H
#include <string>
#include "Network/Buffer.h"
using namespace std;
using namespace toolkit;
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namespace mediakit {
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class HttpRequestSplitter {
public:
HttpRequestSplitter(){};
virtual ~HttpRequestSplitter(){};
/**
*
* @param data
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* @param len
* @warning len + 1, 使 strstr , , @p len + 1 '\0' .
*/
virtual void input(const char *data, size_t len);
protected:
/**
*
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* @param data
* @param len
*
* @return content长度,
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* <0 : contentcontent将分段通过onRecvContent函数回调出去
* 0 : ,
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* >0 : content,content并等到所有content接收完毕一次性通过onRecvContent函数回调出去
*/
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virtual ssize_t onRecvHeader(const char *data,size_t len) = 0;
/**
* content分片或全部数据
* onRecvHeader函数返回>0,
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* @param data content分片或全部数据
* @param len
*/
virtual void onRecvContent(const char *data,size_t len) {};
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/**
*
* @param data
* @param len
* @return nullptr代表未找到包位
*/
virtual const char *onSearchPacketTail(const char *data, size_t len);
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/**
* content len
*/
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void setContentLen(ssize_t content_len);
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/**
*
*/
void reset();
/**
*
*/
size_t remainDataSize();
private:
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ssize_t _content_len = 0;
size_t _remain_data_size = 0;
BufferLikeString _remain_data;
};
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} /* namespace mediakit */
#endif //ZLMEDIAKIT_HTTPREQUESTSPLITTER_H