//async_select_client.cpp:?定義應(yīng)用程序的入口點(diǎn)。
//

#include?“stdafx.h“
#include?“async_select_client.h“

#include?
#include?
#include?

#pragma?comment（lib?“Ws2_32.lib“）

const?std::string?kIP?=?“127.0.0.1“;
const?u_short?kPort?=?10001;


#define?WUM_SOCKET?（WM_USER+1）

HWND?g_hwnd;

void?TraceMsgA（const?char?*lpFormat?...）?{
	if?（!lpFormat）
		return;

	char?*pMsgBuffer?=?NULL;
	unsigned?int?iMsgBufCount?=?0;

	va_list?arglist;
	va_start（arglist?lpFormat）;
	HRESULT?hr?=?STRSAFE_E_INSUFFICIENT_BUFFER;
	while?（hr?==?STRSAFE_E_INSUFFICIENT_BUFFER）?{
		iMsgBufCount?+=?1024;
		if?（pMsgBuffer）?{
			free（pMsgBuffer）;
			pMsgBuffer?=?NULL;
		}
		pMsgBuffer?=?（char*）malloc（iMsgBufCount?*?sizeof（char））;
		if?（!pMsgBuffer）?{
			break;
		}

		hr?=?StringCchVPrintfA（pMsgBuffer?iMsgBufCount?lpFormat?arglist）;
	}
	va_end（arglist）;
	if?（hr?==?S_OK）?{
		OutputDebugStringA（pMsgBuffer）;
	}

	if?（pMsgBuffer）?{
		free（pMsgBuffer）;
		pMsgBuffer?=?NULL;
	}
}


LRESULT?CALLBACK?WndProc（HWND?hWnd?UINT?message?WPARAM?wParam?LPARAM?lParam）
{
	int?err;
	SOCKET?s;
	char?buf[100]?=?{?0?};

	switch?（message）?{
	//?（4）
	case?WUM_SOCKET:
		if?（WSAGETSELECTERROR（lParam））?{
			closesocket（（SOCKET）wParam）;
			TraceMsgA（“connect?failed?%d\n“?WSAGETSELECTERROR（lParam））;
			break;
		}

		switch?（WSAGETSELECTEVENT（lParam））
		{
		case?FD_CONNECT:
			TraceMsgA（“connection?to?server\n“）;
			break;
		case?FD_READ:
			err?=?recv（（SOCKET）wParam?buf?100?0）;
			if?（err?>?0）?{
				TraceMsgA（“recv:?%s\n“?buf）;
			}
			else?if?（err?==?0）?{
				closesocket（（SOCKET）wParam）;
				TraceMsgA（“connection?closed\n“）;
			}
			else?{
				closesocket（（SOCKET）wParam）;
				TraceMsgA（“recv?failed?GLE:?%d\n“?WSAGetLastError（））;
			}
			break;
		case?FD_WRITE:
			break;
		case?FD_CLOSE:
			closesocket（（SOCKET）wParam）;
			TraceMsgA（“connection?closed\n“）;
			break;
		}
		break;
	case?WM_DESTROY:
		PostQuitMessage（0）;
		break;
	default:
		return?DefWindowProc（hWnd?message?wParam?lParam）;
	}
	return?0;
}


void?InitWindow（HINSTANCE?hInstance）?{
	WCHAR?szWindowClass[100]?=?L“Test“;

	WNDCLASSEX?wcex?=?{?sizeof（WNDCLASSEX）?};

	wcex.style?=?CS_HREDRAW?|?CS_VREDRAW;
	wcex.lpfnWndProc?=?WndProc;
	wcex.cbClsExtra?=?0;
	wcex.cbWndExtra?=?0;
	wcex.hInstance?=?hInstance;
	wcex.lpszClassName?=?szWindowClass;

	RegisterClassExW（&wcex）;

	g_hwnd?=?CreateWindowW（szWindowClass?L“client“?WS_OVERLAPPEDWINDOW
		CW_USEDEFAULT?0?CW_USEDEFAULT?0?nullptr?nullptr?hInstance?nullptr）;

	if?（g_hwnd）?{
		ShowWindow（g_hwnd?SW_SHOW）;
		UpdateWindow（g_hwnd）;
	}
}

int?APIENTRY?wWinMain（_In_?HINSTANCE?hInstance
	_In_opt_?HINSTANCE?hPrevInstance
	_In_?LPWSTR????lpCmdLine
	_In_?int???????nCmdShow）
{
	UNREFERENCED_PARAMETER（hPrevInstance）;
	UNREFERENCED_PARAMETER（lpCmdLine）;

	InitWindow（hInstance）;

	WSADATA?wsaData;
	WORD?wVersionRequested?=?MAKEWORD

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-12-12?16:16??async_select_client\
?????文件????????1471??2017-12-12?11:52??async_select_client\async_select_client.sln
?????目錄???????????0??2017-12-12?16:16??async_select_client\async_select_client\
?????文件????????8016??2017-12-12?15:28??async_select_client\async_select_client\async_select_client.cpp
?????文件??????????80??2017-12-12?11:52??async_select_client\async_select_client\async_select_client.h
?????文件???????46227??2017-11-20?10:10??async_select_client\async_select_client\async_select_client.ico
?????文件????????6714??2017-12-12?11:52??async_select_client\async_select_client\async_select_client.rc
?????文件????????8341??2017-12-12?15:04??async_select_client\async_select_client\async_select_client.vcxproj
?????文件????????1812??2017-12-12?11:52??async_select_client\async_select_client\async_select_client.vcxproj.filters
?????文件?????????165??2017-12-12?15:03??async_select_client\async_select_client\async_select_client.vcxproj.user
?????文件????????1500??2017-12-12?11:52??async_select_client\async_select_client\resource.h
?????文件???????46227??2017-11-20?10:10??async_select_client\async_select_client\small.ico
?????文件?????????340??2017-12-12?11:52??async_select_client\async_select_client\stdafx.cpp
?????文件?????????690??2017-12-12?11:52??async_select_client\async_select_client\stdafx.h
?????文件?????????370??2017-12-12?11:52??async_select_client\async_select_client\targetver.h
?????目錄???????????0??2017-12-12?16:16??async_select_srv\
?????文件????????1462??2017-12-12?11:27??async_select_srv\async_select_srv.sln
?????目錄???????????0??2017-12-12?16:16??async_select_srv\async_select_srv\
?????文件????????9528??2017-12-12?15:24??async_select_srv\async_select_srv\async_select_srv.cpp
?????文件??????????80??2017-12-12?11:27??async_select_srv\async_select_srv\async_select_srv.h
?????文件???????46227??2017-11-20?10:10??async_select_srv\async_select_srv\async_select_srv.ico
?????文件????????6660??2017-12-12?11:27??async_select_srv\async_select_srv\async_select_srv.rc
?????文件????????8326??2017-12-12?14:37??async_select_srv\async_select_srv\async_select_srv.vcxproj
?????文件????????1800??2017-12-12?11:27??async_select_srv\async_select_srv\async_select_srv.vcxproj.filters
?????文件????????1476??2017-12-12?11:27??async_select_srv\async_select_srv\resource.h
?????文件???????46227??2017-11-20?10:10??async_select_srv\async_select_srv\small.ico
?????文件?????????334??2017-12-12?11:27??async_select_srv\async_select_srv\stdafx.cpp
?????文件?????????690??2017-12-12?11:27??async_select_srv\async_select_srv\stdafx.h
?????文件?????????370??2017-12-12?11:27??async_select_srv\async_select_srv\targetver.h