libcurl 提交post表单数据 上传图片 demo

libcurl 提交post表单数据 上传图片 demo 根据网页请求协议，模拟post表单的方式上传数据，并最返回数据进行处理

// stdafx.cpp : 只包括标准包含文件的源文件
// test_01.pch 将作为预编译头
// stdafx.obj 将包含预编译类型信息

#include “stdafx.h“

// TODO:  在 STDAFX.H 中
// 引用任何所需的附加头文件，而不是在此文件中引用

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2018-10-19 09:08  libcurl_demo\
     目录           0  2018-10-19 09:09  libcurl_demo\Debug\
     文件      297984  2018-10-11 15:53  libcurl_demo\Debug\libcurl.dll
     文件      522240  2018-10-11 15:55  libcurl_demo\Debug\libcurld.dll
     文件      352768  2018-10-18 18:31  libcurl_demo\Debug\test_01.exe
     文件       67188  2018-10-18 17:45  libcurl_demo\Debug\test_01.lib
     文件         377  2018-10-18 18:32  libcurl_demo\Debug\test_data.json
     文件           0  2018-10-18 15:22  libcurl_demo\Debug\test_result.txt
     文件     1262776  2018-10-18 17:32  libcurl_demo\Debug\TUtil_d.lib
     文件        1421  2018-10-14 08:46  libcurl_demo\libcurl_demo.sln
     目录           0  2018-10-19 09:08  libcurl_demo\test_01\
     目录           0  2018-10-19 09:08  libcurl_demo\test_01\3rd\
     目录           0  2018-10-11 15:55  libcurl_demo\test_01\3rd\curl\
     目录           0  2018-10-11 15:55  libcurl_demo\test_01\3rd\curl\bin\
     文件      297984  2018-10-11 15:53  libcurl_demo\test_01\3rd\curl\bin\libcurl.dll
     文件      522240  2018-10-11 15:55  libcurl_demo\test_01\3rd\curl\bin\libcurld.dll
     目录           0  2018-10-11 15:52  libcurl_demo\test_01\3rd\curl\include\
     目录           0  2018-10-11 15:52  libcurl_demo\test_01\3rd\curl\include\curl\
     文件      104159  2018-09-05 04:48  libcurl_demo\test_01\3rd\curl\include\curl\curl.h
     文件        3034  2018-09-05 13:47  libcurl_demo\test_01\3rd\curl\include\curl\curlver.h
     文件        3473  2017-12-03 07:33  libcurl_demo\test_01\3rd\curl\include\curl\easy.h
     文件        1357  2018-08-23 14:01  libcurl_demo\test_01\3rd\curl\include\curl\Makefile.am
     文件       21482  2018-09-04 05:26  libcurl_demo\test_01\3rd\curl\include\curl\Makefile.in
     文件        2071  2017-12-03 07:33  libcurl_demo\test_01\3rd\curl\include\curl\mprintf.h
     文件       16211  2018-06-14 22:31  libcurl_demo\test_01\3rd\curl\include\curl\multi.h
     文件        1329  2017-12-03 07:33  libcurl_demo\test_01\3rd\curl\include\curl\stdcheaders.h
     文件       18488  2018-08-27 17:16  libcurl_demo\test_01\3rd\curl\include\curl\system.h
     文件       43214  2018-09-05 04:48  libcurl_demo\test_01\3rd\curl\include\curl\typecheck-gcc.h
     文件          80  2017-12-03 07:33  libcurl_demo\test_01\3rd\curl\include\Makefile.am
     文件       22201  2018-09-04 05:26  libcurl_demo\test_01\3rd\curl\include\Makefile.in
     文件         725  2018-08-27 17:16  libcurl_demo\test_01\3rd\curl\include\README
............此处省略73个文件信息