学步园

size_t write_callback( void *ptr, size_t size, size_t nmemb, void *stream )
{
	int len = size * nmemb;
	int written = len;

	if ( access( (char*)stream, 0 ) == -1 )
	{
		fp = fopen( (char*) stream, "wb" );
	}
	else
	{
		fp = fopen( (char*) stream, "ab" );
	}
	if (fp)
	{
		fwrite( ptr, size, nmemb, fp );
	}
	return written;
}


int PostUrlchar* url, void *savepath)
{
	// 初始化libcurl
	CURLcode return_code;
	return_code = curl_global_init(CURL_GLOBAL_WIN32);
	if (CURLE_OK != return_code)
		return 0;
	CURL *curl_handle;
	CURLcode res;
	curl_handle = curl_easy_init();
	curl_easy_setopt(curl_handle, CURLOPT_URL, url);
	curl_easy_setopt(curl_handle, CURLOPT_FOLLOWLOCATION, true);
	curl_easy_setopt(curl_handle, CURLOPT_USERAGENT,"Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9.2.8) Gecko/20100722 Firefox/3.6.8"); 
	curl_easy_setopt(curl_handle, CURLOPT_COOKIEJAR, "cookie.txt"); 
	curl_easy_setopt(curl_handle, CURLOPT_COOKIEFILE, "cookie.txt"); 
	curl_easy_setopt(curl_handle, CURLOPT_WRITEFUNCTION, write_callback);
	curl_easy_setopt( curl_handle, CURLOPT_WRITEDATA, savepath );
	curl_easy_setopt(curl_handle, CURLOPT_POSTFIELDS,postLoginData);
	res = curl_easy_perform(curl_handle); 
	curl_easy_cleanup(curl_handle);
	curl_global_cleanup();
	if (res == CURLE_OK)
	{
		return 1;
	}
	return 0;
}

int GetUrl(string url,void *buffer)
{
	// 初始化libcurl
	CURLcode return_code;
	return_code = curl_global_init(CURL_GLOBAL_WIN32);
	if (CURLE_OK != return_code)
		return 0;
	CURL *easy_handle = curl_easy_init();
	if (NULL == easy_handle)
	{  
		curl_global_cleanup();
		return 0;
	}
	// 设置easy handle属性
	curl_easy_setopt(easy_handle, CURLOPT_USERAGENT,"Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9.2.8) Gecko/20100722 Firefox/3.6.8"); 
	curl_easy_setopt(easy_handle,CURLOPT_FOLLOWLOCATION,TRUE); 
	curl_easy_setopt(easy_handle, CURLOPT_URL, url.c_str());
	curl_easy_setopt(easy_handle, CURLOPT_WRITEFUNCTION, write_callback);
	curl_easy_setopt(easy_handle, CURLOPT_WRITEDATA, buffer);
	curl_easy_setopt(easy_handle, CURLOPT_COOKIEFILE,"cookie.txt");
	curl_easy_setopt(easy_handle, CURLOPT_COOKIEJAR, "cookie.txt");
	curl_easy_perform(easy_handle); 
	curl_easy_cleanup(easy_handle);
	curl_global_cleanup();
	return 1;
}

1.先post登陆到url。

2.再访问自己的主页。

可以使用Wireshark抓取各个web地址，及post具体格式的数据。