ZLMediaKit/src/Http/HttpBody.h

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/*
* MIT License
*
* Copyright (c) 2016-2019 xiongziliang <771730766@qq.com>
*
* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef ZLMEDIAKIT_FILEREADER_H
#define ZLMEDIAKIT_FILEREADER_H
#include <stdlib.h>
#include <memory>
#include "Network/Buffer.h"
#include "Util/ResourcePool.h"
#include "Util/logger.h"
using namespace std;
using namespace toolkit;
#ifndef MIN
#define MIN(a,b) ((a) < (b) ? (a) : (b) )
#endif //MIN
namespace mediakit {
/**
* http content部分基类定义
*/
class HttpBody{
public:
typedef std::shared_ptr<HttpBody> Ptr;
HttpBody(){}
virtual ~HttpBody(){}
/**
*
*/
virtual uint64_t remainSize() = 0;
/**
* size
* @param size
* @return
*/
virtual Buffer::Ptr readData(uint32_t size) = 0;
};
/**
* string类型的content
*/
class HttpStringBody : public HttpBody{
public:
typedef std::shared_ptr<HttpStringBody> Ptr;
HttpStringBody(const string &str);
virtual ~HttpStringBody(){}
uint64_t remainSize() override ;
Buffer::Ptr readData(uint32_t size) override ;
private:
mutable string _str;
uint64_t _offset = 0;
};
/**
* content
*/
class HttpFileBody : public HttpBody{
public:
typedef std::shared_ptr<HttpFileBody> Ptr;
/**
*
* @param fp 0
* @param offset
* @param max_size
*/
HttpFileBody(const std::shared_ptr<FILE> &fp,uint64_t offset,uint64_t max_size);
~HttpFileBody(){};
uint64_t remainSize() override ;
Buffer::Ptr readData(uint32_t size) override;
private:
std::shared_ptr<FILE> _fp;
uint64_t _max_size;
uint64_t _offset = 0;
std::shared_ptr<char> _map_addr;
ResourcePool<BufferRaw> _pool;
};
class HttpArgs;
/**
* http MultiForm http content
*/
class HttpMultiFormBody : public HttpBody {
public:
typedef std::shared_ptr<HttpMultiFormBody> Ptr;
/**
*
* @param args http提交参数列表
* @param filePath
* @param boundary boundary字符串
*/
HttpMultiFormBody(const HttpArgs &args,const string &filePath,const string &boundary = "0xKhTmLbOuNdArY");
virtual ~HttpMultiFormBody(){}
uint64_t remainSize() override ;
Buffer::Ptr readData(uint32_t size) override;
public:
static string multiFormBodyPrefix(const HttpArgs &args,const string &boundary,const string &fileName);
static string multiFormBodySuffix(const string &boundary);
static uint64_t fileSize(FILE *fp);
static string multiFormContentType(const string &boundary);
private:
string _bodyPrefix;
string _bodySuffix;
uint64_t _offset = 0;
uint64_t _totalSize;
HttpFileBody::Ptr _fileBody;
};
}//namespace mediakit
#endif //ZLMEDIAKIT_FILEREADER_H