HttpQueryInfo报错,该怎么处理

HttpQueryInfo报错
file1.php

PHP code

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-->    $file = "D:\\ReadFileTo.txt";
    $handle = fopen($file, 'r');
    $sContent = '';
    while(false != ($a = fread($handle, 8080))){//返回false表示已经读取到文件末尾
        $sContent .= $a;
    }
    
    fclose($handle);
    echo "$sContent";

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C/C++ code

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-->#include "stdafx.h"
#include <stdio.h>
#include <stdlib.h>
#include<windows.h>  
#include<wininet.h>  
#include<iostream.h>  
#pragma comment(lib,"wininet.lib")  

#define DATA_CACHE_SIZE 1024*10
int main(int argc, char* argv[])
{
    printf("Hello World!\n");

    int i = 0;
    char pulr[] = "file1.php";
    HINTERNET hinternet=::InternetOpen(
                 "http generic",
                 INTERNET_OPEN_TYPE_PRECONFIG,
                 NULL,    
                 NULL,
                 0);
    if (!hinternet)
    {
        printf("InternetOpen\n");
        system("pause");
        return 0;
    }

    i = 1;
    HINTERNET hconnect= ::InternetConnect(
                          hinternet,
                          "144.20.80.27",
                          8080,
                          NULL,                                //lpszUsername
                          NULL,                                //lpszPassword
                          INTERNET_SERVICE_HTTP,
                          0,                                //dwFlags
                          0                                    //dwContext
                          );
    if (!hconnect)
    {
        printf("InternetConnect\n");
        system("pause");
        return 0;
    }        

    HINTERNET hHttpOpenRequest=::HttpOpenRequest(
                        hconnect,
                        "POST",
                        pulr,
                        "HTTP/1.1",
                        NULL,
                        0,
                        INTERNET_FLAG_RELOAD,
                        0
            );
    if (!hHttpOpenRequest)
    {
        printf("HttpOpenRequest\n");
        system("pause");
        return 0;
    }

    char psHeader[] = "Content-Type: application/x-www-form-urlencoded \n\r";
    if (!(HttpAddRequestHeaders(
        hHttpOpenRequest, 
        psHeader, 
        strlen(psHeader), 
        HTTP_ADDREQ_FLAG_REPLACE|HTTP_ADDREQ_FLAG_ADD
        )) )
    {
        printf("HttpAddRequestHeaders\n");
        system("pause");
        return 0;
    }

    char *strRet=""; //"Yjr|fc|zf|cym|wjf||role1|role2|role3|role4";
    char pstrContent[] = "UserName=admin&Password=-1";
    if (! (HttpSendRequest(
        hHttpOpenRequest,
        NULL,
        0,
        (LPVOID)(LPCSTR)pstrContent,
        strlen(pstrContent)
                    )) )
    {
        printf("HttpSendRequest\n");
        system("pause");
        return 0;
    }

    // Get the length of the file.            
    DWORD dwFileSize=0;
    DWORD dwLengthBufQuery = sizeof(dwFileSize);
    DWORD dwIndex=0;
    
    BOOL bQuery = ::HttpQueryInfo(hHttpOpenRequest,
        HTTP_QUERY_CONTENT_LENGTH
        |HTTP_QUERY_FLAG_NUMBER, 
        (LPVOID)&dwFileSize/*bufQuery*/, 
        &dwLengthBufQuery,
        &dwIndex) ;
    if (!bQuery)
    {
        printf("HttpQueryInfo\n");
        system("pause");
        return 0;
    }


    // Allocate a buffer for the file.   
    char* buffer = new char[dwFileSize+1] ;
        
    //由于不允许HTTP写缓存，所以无需循环调用InternetReadFile
    DWORD dwLength=0;
    DWORD dwLengthOne=1;
    BOOL bRead=TRUE;
    char bufferOne[DATA_CACHE_SIZE+10];

    strcpy(buffer,"");
    while (bRead && dwLengthOne>0)
    {
        strcpy(bufferOne,"");
        if (InternetReadFile(
                hHttpOpenRequest,
                bufferOne,
                DATA_CACHE_SIZE+1,
                &dwLengthOne
                )
            ) 
        {
            if (dwLengthOne>0)
            {
                memcpy(&buffer[dwLength],bufferOne,dwLengthOne);
                dwLength+=dwLengthOne;

                //接收数据包的大小和与总数据包大小比较
                if (dwLength > dwFileSize)
                {
                    printf("while\n");
                    system("pause");
                    return 0;
                }

                buffer[dwLength]='\0';
            }
        }
    }
    buffer[dwLength]='\0';

    //to widerchar
    DWORD dwSize = MultiByteToWideChar (CP_ACP, 0, buffer, -1, NULL, 0);
      WCHAR *wchr = new WCHAR [dwSize];
    ::MultiByteToWideChar(CP_ACP,MB_ERR_INVALID_CHARS,buffer,-1,
                 wchr,dwSize);
    printf(buffer);
//    wprintf(wchr);
    delete [] wchr;
    delete [] buffer;
    
    
    ::InternetCloseHandle(hHttpOpenRequest);hHttpOpenRequest=NULL;

    ::InternetCloseHandle(hconnect);hconnect=NULL;
    ::InternetCloseHandle(hinternet);hinternet=NULL;

    printf("\n");
    system("pause");
    return 0;
}
 <div class="clear">
                 
              
              
        
            </div></iostream.h></wininet.h></windows.h></stdlib.h></stdio.h>

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