简单处理IP XML数据

///* 编译环境: visual c++ */

//#include <stdio.h>

//#include <winsock2.h>

//#pragma comment(lib,"ws2_32.lib")

//

//int doit(int, char **)

//{

//	char host_name[255];

//	//获取本地主机名称

//	if (gethostname(host_name, sizeof(host_name)) == SOCKET_ERROR) {

//		printf("Error %d when getting local host name.\n", WSAGetLastError());

//		return 1;

//	}

//	printf("Host name is: %s\n", host_name);

//

//	//从主机名数据库中得到对应的“主机”

//	struct hostent *phe = gethostbyname(host_name);

//	if (phe == 0) {

//		printf("Yow! Bad host lookup.");

//		return 1;

//	}

//

//	//循环得出本地机器所有IP地址

//	for (int i = 0; phe->h_addr_list[i] != 0; ++i) {

//		struct in_addr addr;

//		memcpy(&addr, phe->h_addr_list[i], sizeof(struct in_addr));

//		printf("Address %d : %s\n" , i, inet_ntoa(addr));

//	}

//

//	return 0;

//}

//

//int main(int argc, char *argv[])

//{

//	WSAData wsaData;

//	if (WSAStartup(MAKEWORD(1, 1), &wsaData) != 0) {

//		return 255;

//	}

//

//	int retval = doit(argc, argv);

//

//	WSACleanup();

//	return retval;

//}

#include <iostream>

#include <string>

#include <cstdlib>

#include <afxinet.h>

#include "tinyxml.h"

#pragma comment(lib, "tinyxml.lib")

#pragma comment(lib, "tinyxmlSTL.lib")

using namespace std;

std::string getIp()

{

	CString url = "http://ip.dnsexit.com/";

	CString content;

	CString data;

	DWORD dwStatusCode;

	CInternetSession session("HttpClient");

	CHttpFile* pfile = (CHttpFile *)session.OpenURL(url);

	pfile -> QueryInfoStatusCode(dwStatusCode);

	if(dwStatusCode == HTTP_STATUS_OK)

	{

		while (pfile -> ReadString(data))

		{

			content  += data;

		}

	}

	pfile -> Close();

	delete pfile;

	session.Close();

	return std::string(content);

}

void getXml(string url)

{

	CFile file(("temp.xml"), CFile::modeCreate|CFile::modeWrite);

	CString content;

	CString data;

	DWORD dwStatusCode;

	CInternetSession session("HttpClient");

	CHttpFile* pfile = (CHttpFile *)session.OpenURL(url.c_str());

	pfile -> QueryInfoStatusCode(dwStatusCode);

	if(dwStatusCode == HTTP_STATUS_OK)

	{

		while (pfile -> ReadString(data))

		{

			content  += data;

		}

	}

	pfile -> Close();

	delete pfile;

	session.Close();

	file.Write(content, content.GetLength());

	file.Close();

}

void readXml()

{

	TiXmlDocument doc("temp.xml");

	doc.LoadFile();

	TiXmlElement* root = doc.RootElement();

	TiXmlNode* item = root->FirstChild("product");

	TiXmlNode* child = item->FirstChild();

	string ip = child->ToElement()->GetText();

	if (!ip.empty())

	{

		cout << "ip = " << ip << endl;

	} 

	child = item->IterateChildren(child);

	string addr = child->ToElement()->GetText();

	if (!addr.empty())

	{

		cout << "address = " << addr << endl;

	}

}

int main()

{

	string str = "http://www.yodao.com/smartresult-xml/search.s?type=ip&q=";

	str+= getIp();

	getXml(str);

	readXml();

	system("del temp.xml");

	system("pause");

	return 0;

}

tinyxml的编译参数要严格与所写程序匹配，比如runtime library Use of MFC, Character Set,否则就会爆出这样不知所云的错误：

1>libcmt.lib(invarg.obj) : error LNK2005: __invoke_watson already defined in msvcrtd.lib(MSVCR110D.dll)

1>libcmt.lib(wsetloca.obj) : error LNK2005: __configthreadlocale already defined in msvcrtd.lib(MSVCR110D.dll)

1>libcmt.lib(crt0dat.obj) : error LNK2005: __amsg_exit already defined in msvcrtd.lib(MSVCR110D.dll)

1>libcmt.lib(crt0dat.obj) : error LNK2005: __cexit already defined in msvcrtd.lib(MSVCR110D.dll)

1>libcmt.lib(crt0dat.obj) : error LNK2005: __exit already defined in msvcrtd.lib(MSVCR110D.dll)

1>libcmt.lib(crt0dat.obj) : error LNK2005: __initterm_e already defined in msvcrtd.lib(MSVCR110D.dll)

1>libcmt.lib(crt0dat.obj) : error LNK2005: _exit already defined in msvcrtd.lib(MSVCR110D.dll)

1>libcmt.lib(mlock.obj) : error LNK2005: __lock already defined in msvcrtd.lib(MSVCR110D.dll)

1>libcmt.lib(mlock.obj) : error LNK2005: __unlock already defined in msvcrtd.lib(MSVCR110D.dll)

1>libcmt.lib(winapisupp.obj) : error LNK2005: ___crtSetUnhandledExceptionFilter already defined in msvcrtd.lib(MSVCR110D.dll)

1>libcmt.lib(winapisupp.obj) : error LNK2005: ___crtTerminateProcess already defined in msvcrtd.lib(MSVCR110D.dll)

1>libcmt.lib(winapisupp.obj) : error LNK2005: ___crtUnhandledException already defined in msvcrtd.lib(MSVCR110D.dll)

1>libcmt.lib(winxfltr.obj) : error LNK2005: __XcptFilter already defined in msvcrtd.lib(MSVCR110D.dll)

1>libcmt.lib(hooks.obj) : error LNK2005: "void __cdecl terminate(void)" (?terminate@@YAXXZ) already defined in msvcrtd.lib(MSVCR110D.dll)

1>libcmt.lib(crt0init.obj) : error LNK2005: ___xi_a already defined in msvcrtd.lib(cinitexe.obj)

1>libcmt.lib(crt0init.obj) : error LNK2005: ___xi_z already defined in msvcrtd.lib(cinitexe.obj)

1>libcmt.lib(crt0init.obj) : error LNK2005: ___xc_a already defined in msvcrtd.lib(cinitexe.obj)

1>libcmt.lib(crt0init.obj) : error LNK2005: ___xc_z already defined in msvcrtd.lib(cinitexe.obj)

1>libcmt.lib(errmode.obj) : error LNK2005: ___set_app_type already defined in msvcrtd.lib(MSVCR110D.dll)

1>LINK : warning LNK4098: defaultlib 'msvcrtd.lib' conflicts with use of other libs; use /NODEFAULTLIB:library

1>msvcrtd.lib(cinitexe.obj) : warning LNK4098: defaultlib 'libcmt.lib' conflicts with use of other libs; use /NODEFAULTLIB:library

1>D:\VS2010\OnlyForFun\OnlyForFun\Debug\ReadXml.exe : fatal error LNK1169: one or more multiply defined symbols found

========== Build: 0 succeeded, 1 failed, 0 up-to-date, 0 skipped ==========

巴特西

简单处理IP XML数据

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