/********************************************************************
* created: 2004/06/02
* created: 2:6:2004   10:24
* filename:  c:\documents and settings\administrator\桌面\wakeup.cpp
* file path: c:\documents and settings\administrator\桌面
* file base: wakeup
* file ext: cpp
* author:  XiaoPing Zhang
* 
* purpose: 
*********************************************************************/
#include "stdafx.h"
#include

#define  MAC_ADDR_LEN  6
#define  MAGIC_DATA_LEN  102

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

BOOL GetMacFromIP(const char * pIP)
{
 HRESULT hr;
 IPAddr  ipAddr;
 ULONG   pulMac[2];
 ULONG   ulLen;

 ipAddr = inet_addr ("216.145.25.31");
 memset (pulMac, 0xff, sizeof (pulMac));
 ulLen = 6;

 hr = SendARP (ipAddr, 0, pulMac, &ulLen);
 printf ("Return %08x, length %8d\n", hr, ulLen);

 size_t i, j;
 char * szMac = new char[ulLen*3];
 PBYTE pbHexMac = (PBYTE) pulMac;

 //
 // Convert the binary MAC address into human-readable
 //
 for (i = 0, j = 0; i < ulLen - 1; ++i) {
  j += sprintf (szMac + j, "%02X:", pbHexMac[i]);
 }

 sprintf (szMac + j, "%02X", pbHexMac[i]);
 printf ("MAC address %s\n", szMac);

 delete [] szMac;

 return TRUE;
}

// 输入6个字节的mac地址
BOOL WakeupSinglePC(const unsigned char* pMac)
{
 // TODO: Add your command handler code here
 if (pMac == NULL)
 {
  TRACE("Mac address error!");
  return FALSE;  
 }
 
 WSADATA wsaData;
 int err = WSAStartup( MAKEWORD(2, 2), &wsaData );
 if ( err != 0 )
 {
  TRACE("WSAStartup error %d !", WSAGetLastError());
  return FALSE;
 }
 
 if ( LOBYTE( wsaData.wVersion ) != 2 ||
   HIBYTE( wsaData.wVersion ) != 2 )
 {
  TRACE("WinSock DLL not supports 2.2 !");
  return FALSE;
 }
 
 do
 {
  SOCKET sFirst = socket(AF_INET, SOCK_DGRAM, 0);
  if (sFirst == INVALID_SOCKET)
  {
   TRACE("socket error %d !", WSAGetLastError());
   break;   
  }

  do
  {
   BOOL bOptVal = TRUE;
   int iOptLen = sizeof(BOOL);
   
   err = setsockopt(sFirst, SOL_SOCKET, SO_BROADCAST, (char*)&bOptVal, iOptLen);
   if (err == SOCKET_ERROR)
   {
    TRACE("setsockopt error %d !", WSAGetLastError());
    break;  
   }
   
   char szMagicData[MAGIC_DATA_LEN];
   memset(szMagicData, 0xff, sizeof(szMagicData));
   
   for(int i=MAC_ADDR_LEN; i   {
    memcpy(szMagicData+i, pMac, sizeof(unsigned char)*MAC_ADDR_LEN);
   }
   
   sockaddr_in addr;
   addr.sin_family = AF_INET;
   addr.sin_port = htons(0);
   addr.sin_addr.s_addr = htonl(INADDR_BROADCAST);
   
   err = sendto(sFirst, szMagicData, sizeof(szMagicData), 0, (LPSOCKADDR)&addr, sizeof(addr));
   if (err == SOCKET_ERROR)
   {
    TRACE("sendto error %d !", WSAGetLastError());
    break;
   }   
  } while(0);
  
  err = closesocket(sFirst);
  if (err == SOCKET_ERROR)
  {
   TRACE("closesocket error %d !", WSAGetLastError());
   break;
  }  
 } while(0);
 
 err = WSACleanup();
 if ( err == SOCKET_ERROR )
 {
  TRACE("WSACleanup error %d !", WSAGetLastError());
  return FALSE;
 }
 
 return TRUE;
}

// 输入6个字节的mac地址数组
BOOL  WakeupMultiPC(int iNum, const unsigned char* pszMac[])
{
 // TODO: Add your command handler code here
 if (pszMac == NULL)
 {
  TRACE("Mac address Error!", WSAGetLastError());
  return FALSE;
 }
 
 WSADATA wsaData;
 int err = WSAStartup( MAKEWORD(2, 2), &wsaData );
 if ( err != 0 )
 {
  TRACE("WSAStartup Error %d !", WSAGetLastError());
  return FALSE;
 }
 
 if ( LOBYTE( wsaData.wVersion ) != 2 ||
   HIBYTE( wsaData.wVersion ) != 2 )
 {
  TRACE("WinSock DLL not supports 2.2");
  return FALSE;
 }
 
 do
 {
  SOCKET sFirst = socket(AF_INET, SOCK_DGRAM, 0);
  if (sFirst == INVALID_SOCKET)
  {
   TRACE("socket error %d !", WSAGetLastError());
   break;   
  }
  
  do
  {
   BOOL bOptVal = TRUE;
   int iOptLen = sizeof(BOOL);
   
   err = setsockopt(sFirst, SOL_SOCKET, SO_BROADCAST, (char*)&bOptVal, iOptLen);
   if (err == SOCKET_ERROR)
   {
    TRACE("setsockopt error %d !", WSAGetLastError());
    break;  
   }

   sockaddr_in addr;
   addr.sin_family = AF_INET;
   addr.sin_port = htons(0);
   addr.sin_addr.s_addr = htonl(INADDR_BROADCAST);

   char szMagicData[MAGIC_DATA_LEN];

   for (int index=0; index   {   
    memset(szMagicData, 0xff, sizeof(szMagicData));
    
    for(int i=MAC_ADDR_LEN; i    {
     memcpy(szMagicData+i, pszMac[index], sizeof(unsigned char)*MAC_ADDR_LEN);
    }
    
    err = sendto(sFirst, szMagicData, sizeof(szMagicData), 0, (LPSOCKADDR)&addr, sizeof(addr));
    if (err == SOCKET_ERROR)
    {
     TRACE("sendto error %d !", WSAGetLastError());
     break;
    }
   }
   
  } while(0);
  
  err = closesocket(sFirst);
  if (err == SOCKET_ERROR)
  {
   TRACE("closesocket error %d !", WSAGetLastError());
   break;
  }  
 } while(0);
 
 err = WSACleanup();
 if ( err == SOCKET_ERROR )
 {
  TRACE("WSACleanup error %d !", WSAGetLastError());
  return FALSE;
 }
 
 return TRUE;
}