【小记备忘】之Winnet调用webservice【2013.12.23】

【小记备忘】之Winnet调用webservice【2013.12.23】

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#include "stdafx.h"
#include <windows.h>
#include <wininet.h>

//#import "Wininet.lib"

static TCHAR* g_lpszSOAPRequest =    
	_T("<soap:Envelope ")
   _T("xmlns:n='urn:xmethods-Temperature' ")
   _T("xmlns:soap='http://schemas.xmlsoap.org/soap/envelope/' ")
   _T("xmlns:soapenc='http://schemas.xmlsoap.org/soap/encoding/' ")
   _T("xmlns:xs='http://www.w3.org/2001/XMLSchema' ")
   _T("xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance'> ")
   _T("<soap:Body soap:encodingStyle='http://schemas.xmlsoap.org/soap/encoding/'> ")
   _T("  <n:getTemp> ")
   _T("     <zipcode xsi:type='xs:string'>98007</zipcode> ")
   _T("  </n:getTemp> ")
   _T("</soap:Body> ")
   _T("</soap:Envelope>");

#define CHUNK_SIZE      2048

int CallWebService();

int _tmain(int argc, _TCHAR* argv[])
{
	CallWebService();

	return 0;
}

int CallWebService()
{

	HINTERNET hSession = ::InternetOpen(_T("SoapTrans"), INTERNET_OPEN_TYPE_PRECONFIG, _T(""), INTERNET_INVALID_PORT_NUMBER, 0);
	if(hSession == NULL)
	{
		return 0;
	}
	HINTERNET hConnect = ::InternetConnect(hSession, _T("localhost"), INTERNET_INVALID_PORT_NUMBER, NULL, NULL, INTERNET_SERVICE_HTTP, 0, 0);
	if(hConnect == NULL)
	{
		::InternetCloseHandle(hSession);
		return 0;
	}
	HINTERNET hHttpFile = ::HttpOpenRequest(hConnect, _T("POST"), _T("/WebService....."), HTTP_VERSION, NULL, 0, INTERNET_FLAG_DONT_CACHE, 0);
	if(hHttpFile == NULL)
	{
		::InternetCloseHandle(hConnect);
		::InternetCloseHandle(hSession);
		return 0;
	}

	BOOL bSendRequest = ::HttpSendRequest(hHttpFile, NULL, -1, g_lpszSOAPRequest, strlen(g_lpszSOAPRequest));
	if(bSendRequest)
	{
		{
			char achQueryBuf[16];
			DWORD dwFileSize;
			DWORD dwQueryBufLen = sizeof(achQueryBuf);
			BOOL bQuery = ::HttpQueryInfo(hHttpFile, HTTP_QUERY_CONTENT_LENGTH, achQueryBuf, &dwQueryBufLen,  NULL);
			if(bQuery)
			{
				dwFileSize = (DWORD)atol(achQueryBuf);
				char* response = new char[dwFileSize];
				DWORD dwLength;
				BOOL bGet = ::InternetReadFile(hHttpFile, response, dwFileSize, &dwLength);
				printf(response);
			}
		}
		::InternetCloseHandle(hHttpFile);
		::InternetCloseHandle(hConnect);
		::InternetCloseHandle(hSession);
	}

}

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