denglu.cpp

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// Denglu.cpp : implementation file
//
#include "stdafx.h"
#include "resource.h"
#include "Denglu.h"
#include "config.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CDenglu dialog


CDenglu::CDenglu(CWnd* pParent /*=NULL*/)
	: CDialog(CDenglu::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDenglu)
	m_caozuoyuan = _T("");
	m_mima = _T("");
	//}}AFX_DATA_INIT
}


void CDenglu::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDenglu)
	DDX_Text(pDX, IDC_EDIT_CAOZUOYUAN, m_caozuoyuan);
	DDV_MaxChars(pDX, m_caozuoyuan, 20);
	DDX_Text(pDX, IDC_EDIT_MIMA, m_mima);
	DDV_MaxChars(pDX, m_mima, 20);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CDenglu, CDialog)
	//{{AFX_MSG_MAP(CDenglu)
	ON_BN_CLICKED(ID_BUTTON_CONFIG, OnButtonConfig)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDenglu message handlers

void CDenglu::OnOK() 
{
	SOCKET s_sock;
	struct sockaddr_in addrClient;
	int nCnt,i,j,sendlen;
	char sendbuf[257],recbuf[257];
	char caozuoyuan[257],mima[257];
	unsigned short crc;
	u_short portid;
	u_long SAddr;
	int taiweilen,caipulen;
	unsigned long len;
	HANDLE hFile;

	UpdateData(TRUE);
	WideCharToMultiByte(CP_ACP,0,m_caozuoyuan,-1,caozuoyuan,255,NULL,NULL);
	WideCharToMultiByte(CP_ACP,0,m_mima,-1,mima,255,NULL,NULL);
	//strcpy(sendbuf,"2中国3");
	//MultiByteToWideChar(CP_ACP,0,sendbuf,-1,wcCode,255);
	//MessageBox(wcCode);
	if (!m_caozuoyuan.Compare(_T("888888")))
	{
		CDialog::OnOK();
		return;
	}
	hFile = CreateFile(CONFIGFILE, GENERIC_READ, FILE_SHARE_READ,
		  NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 	if (hFile==INVALID_HANDLE_VALUE) 
	{
		MessageBox(TEXT("打开配置文件失败，请点“配置”按钮重新配置"));
		return;
	}
	ReadFile(hFile,&SAddr,4,&len,NULL);
	ReadFile(hFile,&portid,2,&len,NULL);
	ReadFile(hFile,&taiweilen,4,&len,NULL);
	ReadFile(hFile,&caipulen,4,&len,NULL);
	CloseHandle(hFile);
	sprintf(sendbuf,"%c%s%c%s%c",0x0f,caozuoyuan,0x1b,mima,0x1b);
	crc=0;
	sendlen=strlen(sendbuf);
	i=0;
	while (i<sendlen)
	{
		crc+=(unsigned char)sendbuf[i];
		i++;
	}
	sendbuf[i]=crc/256;
	sendbuf[i+1]=crc%256;
	sendbuf[i+2]=0;
	sendlen+=3;
	s_sock = socket (AF_INET, SOCK_STREAM, 0);
	if (s_sock == INVALID_SOCKET) 
	{
		MessageBox(TEXT("通讯失败,请检查设备1"));
		CDialog::OnCancel();
		return;
	}
    addrClient.sin_family=AF_INET;
	addrClient.sin_addr.s_addr=SAddr;//htonl(0xc0a80002);//
	addrClient.sin_port=portid;
	
	if (connect(s_sock, (struct sockaddr *)&addrClient, sizeof (addrClient))==SOCKET_ERROR ) 
	{
		closesocket(s_sock);
		MessageBox(TEXT("通讯失败,请检查设备2"));
		CDialog::OnCancel();
		return;
	}
	//MultiByteToWideChar(CP_ACP,WC_DEFAULTCHAR,sendbuf,-1,wcCode,0);
	//MessageBox(wcCode);
	
	i=0;
	while (i<5)
	{
		i++;
		if (send (s_sock, sendbuf, sendlen, 0) == SOCKET_ERROR)
		{
			continue;
		}
		if ((nCnt=recv (s_sock, recbuf, 256, 0)) == SOCKET_ERROR) 
		{
			continue;
		}
		crc=0;
		j=0;
		while (j<nCnt-3)
		{
			crc+=(unsigned char)recbuf[j];
			j++;
		}
		if (crc!=(unsigned char)recbuf[j]*256+(unsigned char)recbuf[j+1]) continue;
		if (recbuf[1]==0x01) continue;
		if (recbuf[1]==0x03)
		{
			closesocket(s_sock);
			MessageBox(TEXT("登录失败，请检查员工号和密码是否正确"));
			return;
		}
		closesocket(s_sock);
		hFile = CreateFile(CONFIGFILE, GENERIC_WRITE, FILE_SHARE_WRITE,
			 NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
		if (hFile==0) return;
		WriteFile(hFile,&SAddr,4,&len,NULL);
		WriteFile(hFile,&portid,2,&len,NULL);
		WriteFile(hFile,&taiweilen,4,&len,NULL);
		WriteFile(hFile,&caipulen,4,&len,NULL);
		WriteFile(hFile,caozuoyuan,strlen(caozuoyuan)+1,&len,NULL);
		CloseHandle(hFile);
		CDialog::OnOK();
		return;
	}
	closesocket(s_sock);
	MessageBox(TEXT("通讯失败,请检查设备"));
	CDialog::OnCancel();
}

void CDenglu::OnButtonConfig() 
{
	Cconfig dlg;
 	int nResponse = dlg.DoModal();
}