2018-09-25 09:55:41 +08:00
|
|
|
|
/*
|
2020-04-04 20:30:09 +08:00
|
|
|
|
* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
|
2018-09-25 09:55:41 +08:00
|
|
|
|
*
|
2021-01-17 18:31:50 +08:00
|
|
|
|
* This file is part of ZLMediaKit(https://github.com/xia-chu/ZLMediaKit).
|
2018-09-25 09:55:41 +08:00
|
|
|
|
*
|
2020-04-04 20:30:09 +08:00
|
|
|
|
* 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.
|
2018-09-25 09:55:41 +08:00
|
|
|
|
*/
|
2018-09-20 17:50:58 +08:00
|
|
|
|
|
|
|
|
|
#ifndef ZLMEDIAKIT_HTTPREQUESTSPLITTER_H
|
|
|
|
|
#define ZLMEDIAKIT_HTTPREQUESTSPLITTER_H
|
|
|
|
|
|
|
|
|
|
#include <string>
|
2020-11-01 03:41:35 +08:00
|
|
|
|
#include "Network/Buffer.h"
|
2018-09-20 17:50:58 +08:00
|
|
|
|
using namespace std;
|
2020-11-01 03:41:35 +08:00
|
|
|
|
using namespace toolkit;
|
2018-09-20 17:50:58 +08:00
|
|
|
|
|
2018-10-24 17:17:55 +08:00
|
|
|
|
namespace mediakit {
|
2018-09-25 09:55:41 +08:00
|
|
|
|
|
2018-09-20 17:50:58 +08:00
|
|
|
|
class HttpRequestSplitter {
|
|
|
|
|
public:
|
|
|
|
|
HttpRequestSplitter(){};
|
|
|
|
|
virtual ~HttpRequestSplitter(){};
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 添加数据
|
|
|
|
|
* @param data 需要添加的数据
|
2018-09-23 00:55:00 +08:00
|
|
|
|
* @param len 数据长度
|
2021-07-18 16:38:15 +08:00
|
|
|
|
* @warning 实际内存需保证不小于 len + 1, 内部使用 strstr 进行查找, 为防止查找越界, 会在 @p len + 1 的位置设置 '\0' 结束符.
|
2018-09-20 17:50:58 +08:00
|
|
|
|
*/
|
2021-07-18 16:38:15 +08:00
|
|
|
|
virtual void input(const char *data, size_t len);
|
2021-01-17 18:31:50 +08:00
|
|
|
|
|
2021-12-24 19:57:03 +08:00
|
|
|
|
/**
|
|
|
|
|
* 恢复初始设置
|
|
|
|
|
*/
|
|
|
|
|
void reset();
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 剩余数据大小
|
|
|
|
|
*/
|
|
|
|
|
size_t remainDataSize();
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 获取剩余数据指针
|
|
|
|
|
*/
|
|
|
|
|
const char *remainData() const;
|
|
|
|
|
|
2018-09-20 17:50:58 +08:00
|
|
|
|
protected:
|
|
|
|
|
/**
|
|
|
|
|
* 收到请求头
|
2018-09-23 00:55:00 +08:00
|
|
|
|
* @param data 请求头数据
|
|
|
|
|
* @param len 请求头长度
|
|
|
|
|
*
|
2018-09-20 17:50:58 +08:00
|
|
|
|
* @return 请求头后的content长度,
|
2018-09-23 21:10:17 +08:00
|
|
|
|
* <0 : 代表后面所有数据都是content,此时后面的content将分段通过onRecvContent函数回调出去
|
2018-09-20 17:50:58 +08:00
|
|
|
|
* 0 : 代表为后面数据还是请求头,
|
2018-09-23 21:10:17 +08:00
|
|
|
|
* >0 : 代表后面数据为固定长度content,此时将缓存content并等到所有content接收完毕一次性通过onRecvContent函数回调出去
|
2018-09-20 17:50:58 +08:00
|
|
|
|
*/
|
2021-01-19 16:05:38 +08:00
|
|
|
|
virtual ssize_t onRecvHeader(const char *data,size_t len) = 0;
|
2018-09-20 17:50:58 +08:00
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 收到content分片或全部数据
|
|
|
|
|
* onRecvHeader函数返回>0,则为全部数据
|
2018-09-23 00:55:00 +08:00
|
|
|
|
* @param data content分片或全部数据
|
|
|
|
|
* @param len 数据长度
|
2018-09-20 17:50:58 +08:00
|
|
|
|
*/
|
2021-01-17 18:31:50 +08:00
|
|
|
|
virtual void onRecvContent(const char *data,size_t len) {};
|
2018-09-21 09:41:40 +08:00
|
|
|
|
|
2018-10-30 09:35:19 +08:00
|
|
|
|
/**
|
|
|
|
|
* 判断数据中是否有包尾
|
|
|
|
|
* @param data 数据指针
|
|
|
|
|
* @param len 数据长度
|
|
|
|
|
* @return nullptr代表未找到包位,否则返回包尾指针
|
|
|
|
|
*/
|
2021-01-17 18:31:50 +08:00
|
|
|
|
virtual const char *onSearchPacketTail(const char *data, size_t len);
|
2018-10-30 09:35:19 +08:00
|
|
|
|
|
2018-09-21 09:41:40 +08:00
|
|
|
|
/**
|
|
|
|
|
* 设置content len
|
|
|
|
|
*/
|
2021-01-19 16:05:38 +08:00
|
|
|
|
void setContentLen(ssize_t content_len);
|
2018-09-23 21:10:17 +08:00
|
|
|
|
|
2018-09-20 17:50:58 +08:00
|
|
|
|
private:
|
2021-01-19 16:05:38 +08:00
|
|
|
|
ssize_t _content_len = 0;
|
2021-01-17 18:31:50 +08:00
|
|
|
|
size_t _remain_data_size = 0;
|
2020-11-01 03:41:35 +08:00
|
|
|
|
BufferLikeString _remain_data;
|
2018-09-20 17:50:58 +08:00
|
|
|
|
};
|
|
|
|
|
|
2018-10-24 17:17:55 +08:00
|
|
|
|
} /* namespace mediakit */
|
2018-09-20 17:50:58 +08:00
|
|
|
|
|
|
|
|
|
#endif //ZLMEDIAKIT_HTTPREQUESTSPLITTER_H
|