[原创]一个简单的静态web服务程序

kiki
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楼主大中小发表于 2005-10-24 14:20 只看该作者
[原创]一个简单的静态web服务程序

文章作者：kiki
信息来源：邪恶八进制安全小组技术论坛（www.eviloctal.com）

大家来挑毛病,默认端口16881,,默认首页为index.htm
点击下载
复制内容到剪贴板
代码:

#pragma comment(lib,"Ws2_32.lib")



#include<stdio.h>

#include<winsock2.h>

#include<windows.h>

#define SIO_RCVALL _WSAIOW(IOC_VENDOR,1)



SOCKET    TranSock[64];

struct    sockaddr_in client[64];

struct  _SYSTEMTIME currenttime;

DWORD  CurrentTickCount = 0;

long  SynLinkTotal = 0;

struct SynInfo{

    unsigned long ip;

    DWORD  arrivetickcount;

    struct  SynInfo * next;

};



struct SynInfo *head;

struct SynInfo *tail;

struct SynInfo *fence;



int WaitTime = 600;

HANDLE  ReadEvent  = CreateEvent(NULL,TRUE,FALSE,NULL) ;

HANDLE  WriteEvent = CreateEvent(NULL,TRUE,FALSE,NULL);



DWORD    WINAPI    Recv_Send_Thread( DWORD* socketindex );

DWORD  WINAPI  SynFloodDefend(char *temp);

DWORD  WINAPI  SendRstThread();

DWORD  WINAPI  CheckLinkThread()

{

DWORD dwResult=0;

struct SynInfo *temp , *temptofree;

while(TRUE)

{ 

   temp = head;

   dwResult = WaitForSingleObject(ReadEvent,1000);

    if(dwResult == WAIT_TIMEOUT )

    continue;

   ResetEvent(WriteEvent);

    while( temp->next != NULL)

    {

        if(CurrentTickCount >= temp->next->arrivetickcount)

        {temptofree = temp->next;

         temp->next = temptofree->next;

         free(temptofree);

      InterlockedDecrement(&SynLinkTotal);//SynLinkTotal--

         printf("-1\n");

         printf("%d\n",SynLinkTotal);

        }

        temp = temp->next;

      

    }

    SetEvent(WriteEvent);

   ResetEvent(ReadEvent);

    Sleep(1);

    

}    

      return 0;

}







DWORD  WINAPI  GetTime()

{ 

    while(TRUE)

    {GetLocalTime(&currenttime);

     CurrentTickCount = GetTickCount();

    Sleep(1);

    }

}



void main( void )

{

DWORD    werror;

WSADATA wsadata; 

SOCKET    listensocket;

HOSTENT *host;



struct    sockaddr_in serv_listen;

char    hostname[128];

DWORD  index = 0;

DWORD  indextemp[64];

char *  myip;

int        clen = sizeof(struct sockaddr);



memset( &serv_listen , 0 , clen );

memset( &client ,0 , clen * 64 );

werror = WSAStartup( MAKEWORD(2,2) , &wsadata );

if( werror != 0 )

{printf("Load winsock dll failed!\n");

 exit(0);

}



werror = gethostname( hostname , 20 );

if( werror == SOCKET_ERROR )

{printf( "Get host name error!\n" );

 exit(0);

}



host=gethostbyname( hostname );

if( host == NULL )

{printf( "Get host by name failed!\n" );

 exit(0);

}



listensocket = socket( AF_INET , SOCK_STREAM , IPPROTO_TCP );

if( listensocket == INVALID_SOCKET )

{printf( "Create listen socket error!\n" );

 exit(0);

}

memcpy(&(serv_listen.sin_addr),host->h_addr,host->h_length);

serv_listen.sin_family = AF_INET;

serv_listen.sin_port = htons(81);



myip = inet_ntoa(serv_listen.sin_addr);



werror=bind( listensocket , (struct sockaddr*)&serv_listen , clen);

if( werror == SOCKET_ERROR )

{printf( "Bind error!\n" );

 exit(0);

}



werror = listen( listensocket , 5 );

if( werror == SOCKET_ERROR )

{printf( " Socket listen error!\n" );

 exit(0);

}



CreateThread(    NULL,

                0,

                (LPTHREAD_START_ROUTINE)GetTime,

                NULL,

                0,

                NULL

             );



head = (struct SynInfo*)malloc(sizeof(struct SynInfo));

head->arrivetickcount = 0xffffffff;

head->ip = 0xffffffff;

head->next = NULL;

fence = head;





CreateThread(    NULL,

                0,

                (LPTHREAD_START_ROUTINE)CheckLinkThread,

                NULL,

                0,

                NULL

             );



CreateThread(    NULL,

                0,

                (LPTHREAD_START_ROUTINE)SynFloodDefend,

                (PVOID)myip,

                0,

                NULL

             );





while(1)

{if( index == 64 )

        index = 0;

while( (TranSock[index] !=0xcccccccc) && (TranSock[index] !=-1) && (TranSock[index] !=0) )

    {

    index++;

    if( index == 64 )

        index = 0;

    

     }

    

 TranSock[index] = accept( listensocket , ( struct sockaddr * )&client[index] , &clen );    

 if( TranSock[index] == INVALID_SOCKET )

    {

        printf( "Socket Accept Error: %d \n" , WSAGetLastError() );

        closesocket( TranSock[index] );

        TranSock[index] = 0;

        continue;

    }

 

 indextemp[index] = index;

 CreateThread(

                NULL,

                0,

                (LPTHREAD_START_ROUTINE)Recv_Send_Thread,

                (PVOID)&indextemp[index],

                0,

                NULL

             );

 

 index++;



}



}





DWORD WINAPI Recv_Send_Thread( DWORD* pindex )

{

 char    recvmem[1024];

 char    TimeFmr[] = "%d,%d/%d/%d %d:%d:%d GMT";

 char  MimeType[]="%s/%s"; 

 char  outtime[50];

 char    Type[40];

 

 DWORD    socketindex = *( (DWORD *)pindex ); 

 int    errorcode = 0;

 DWORD    sendbt=0;

 char  headers[500];

 char    hdrFmtNor[]=

  "HTTP/1.0 200 OK\r\n"

  "Server: KIKI&#39;s Web Server\r\n"

  "Date: %s\r\n"

  "Accept-Ranges: bytes\r\n"

  "Content-Length: %d\r\n"

  "Content-Type: %s\r\n\r\n";

 

 char    hdrFmtDown[]=

  "HTTP/1.0 206 Partial content\r\n"

  "Server: KIKI&#39;s Web Server\r\n"

  "Date: %s\r\n"

  "Accept-Ranges: bytes\r\n"

  "Content-Length: %d\r\n"

  "Content-Type: %s\r\n\r\n";





 memset( recvmem , 0 ,1024 );

 errorcode = recv( TranSock[socketindex] , recvmem , 1024 , 0 );

 if( errorcode == SOCKET_ERROR || errorcode == 0 )

    {printf( "Recv Error: %d\n" , WSAGetLastError() );

     //printf("----------------------------------------"

    //       "----------------------------------------");  

     closesocket( TranSock[socketindex] );

     TranSock[socketindex] = 0;

     return -1;

    } 



 wsprintf( outtime , TimeFmr , currenttime.wDayOfWeek,

                             currenttime.wDay,

                              currenttime.wMonth ,

                              currenttime.wYear ,

                              currenttime.wHour ,

                              currenttime.wMinute ,

                              currenttime.wSecond);



 printf( "%s\n" , recvmem );

 

 HANDLE    fp;

 char    sendfile[1400];

 char    filename[50] = "index.htm";

 char    tempname[10] = "index.htm";

 DWORD    i = 0;

 DWORD    dwRead = 0;

 int    len;

 

 

 memset( sendfile , 0 , 1400 );

 strcpy( filename , tempname ); 



 if(strlen(recvmem) < 5)

 { printf("这是一组恶意数据\n\n");

  closesocket(TranSock[socketindex]);

  TranSock[socketindex] = 0;

  return -1;

 }

    

 if( recvmem[5]!=32 )

    {  memset(filename,0,50);

      for(i=5;recvmem[i]!=32;i++)

         filename[i-5]=recvmem[i];

    }

 



    

 for( i=0 ; i<50 ; i++ )

 if( (filename[i]==&#39;:&#39;) || (filename[i]==&#39;*&#39;) || (filename[i]==&#39;%&#39;) )

 {printf( "Time:%s\n%s企图请求的页面文件：%s.\n\n" , outtime , inet_ntoa(client[socketindex].sin_addr) , filename  );

  printf("\n--------------------------------------"

        "------------------------------------------");

  closesocket(TranSock[socketindex]);

  TranSock[socketindex] = 0;

  return -1;

 }

 i=0;

 DWORD j=0 ;

 DWORD start; 

 char  size[32];

 memset(size,0,32);

 while(i != 1024)

 {if(recvmem[i] == &#39;=&#39;)

    {i++; 

     while(recvmem[i]!=&#39;-&#39;)

        {size[j] = recvmem[i];

         i++;

         j++;

        }

    break;

    }

  else

      i++;



 }

  if(size[0] == 0)

  start = 0;

  else

  start = atol(size);

 

 

 printf("range:%d\n",start);    



 fp = CreateFile(filename,

                 GENERIC_READ,

                 FILE_SHARE_READ,

                 (LPSECURITY_ATTRIBUTES)NULL,

                 OPEN_EXISTING,

                 FILE_ATTRIBUTE_NORMAL,

                 NULL);

 if( fp == INVALID_HANDLE_VALUE )

 {printf( "%s open file: %s error!\n" , inet_ntoa( client[socketindex].sin_addr ) , filename );

  printf( "--------------------------------------------------------------------------------" );

  closesocket( TranSock[socketindex] );

  TranSock[socketindex] = 0;

  return -1;

 }



 

i = GetFileSize(fp,NULL);

 j = i / 1400;

 

 len = strlen( filename );

 if((filename[len-3]==&#39;h&#39;&&filename[len-2]==&#39;t&#39;&&filename[len-1]==&#39;m&#39;)||\

    (filename[len-3]==&#39;H&#39;&&filename[len-2]==&#39;T&#39;&&filename[len-1]==&#39;M&#39;)||\

    (filename[len-4]==&#39;h&#39;&&filename[len-3]==&#39;t&#39;&&filename[len-2]==&#39;m&#39;&&filename[len-1]==&#39;l&#39;)||\

    (filename[len-4]==&#39;H&#39;&&filename[len-3]==&#39;T&#39;&&filename[len-2]==&#39;M&#39;&&filename[len-1]==&#39;L&#39;)||\

   (filename[len-5]==&#39;s&#39;&&filename[len-4]==&#39;h&#39;&&filename[len-3]==&#39;t&#39;&&filename[len-2]==&#39;m&#39;&&filename[len-1]==&#39;l&#39;)||\

    (filename[len-5]==&#39;S&#39;&&filename[len-4]==&#39;H&#39;&&filename[len-3]==&#39;T&#39;&&filename[len-2]==&#39;M&#39;&&filename[len-1]==&#39;L&#39;))

    wsprintf(Type,MimeType,"text","html");

 

 else if(

    (filename[len-3]==&#39;j&#39;&&filename[len-2]==&#39;p&#39;&&filename[len-1]==&#39;g&#39;)||\

    (filename[len-3]==&#39;J&#39;&&filename[len-2]==&#39;P&#39;&&filename[len-1]==&#39;G&#39;)||\

    (filename[len-3]==&#39;j&#39;&&filename[len-2]==&#39;p&#39;&&filename[len-1]==&#39;e&#39;)||\

    (filename[len-3]==&#39;J&#39;&&filename[len-2]==&#39;P&#39;&&filename[len-1]==&#39;E&#39;)||\

    (filename[len-4]==&#39;j&#39;&&filename[len-3]==&#39;p&#39;&&filename[len-2]==&#39;e&#39;&&filename[len-1]==&#39;g&#39;)||\

    (filename[len-4]==&#39;J&#39;&&filename[len-3]==&#39;P&#39;&&filename[len-2]==&#39;E&#39;&&filename[len-1]==&#39;G&#39;))

    wsprintf(Type,MimeType,"image","jpeg"); 

 

 else if(

    (filename[len-3]==&#39;g&#39;&&filename[len-2]==&#39;i&#39;&&filename[len-1]==&#39;f&#39;)||\

    (filename[len-3]==&#39;G&#39;&&filename[len-2]==&#39;I&#39;&&filename[len-1]==&#39;F&#39;))

    wsprintf(Type,MimeType,"image","gif"); 

 

 else if(

    (filename[len-3]==&#39;c&#39;&&filename[len-2]==&#39;s&#39;&&filename[len-1]==&#39;s&#39;)||\

    (filename[len-3]==&#39;C&#39;&&filename[len-2]==&#39;S&#39;&&filename[len-1]==&#39;S&#39;))

    wsprintf(Type,MimeType,"text","css");

 

 else if(

    (filename[len-3]==&#39;t&#39;&&filename[len-2]==&#39;x&#39;&&filename[len-1]==&#39;t&#39;)||\

    (filename[len-3]==&#39;T&#39;&&filename[len-2]==&#39;X&#39;&&filename[len-1]==&#39;T&#39;))

    wsprintf(Type,MimeType,"text","plain");

 

 else if(

    (filename[len-3]==&#39;p&#39;&&filename[len-2]==&#39;d&#39;&&filename[len-1]==&#39;f&#39;)||\

    (filename[len-3]==&#39;P&#39;&&filename[len-2]==&#39;D&#39;&&filename[len-1]==&#39;F&#39;))

    wsprintf(Type,MimeType,"application","pdf");

 

else if(

    (filename[len-3]==&#39;s&#39;&&filename[len-2]==&#39;w&#39;&&filename[len-1]==&#39;f&#39;)||\

    (filename[len-3]==&#39;S&#39;&&filename[len-2]==&#39;W&#39;&&filename[len-1]==&#39;F&#39;)||\

    (filename[len-3]==&#39;c&#39;&&filename[len-2]==&#39;a&#39;&&filename[len-1]==&#39;b&#39;)||\

    (filename[len-3]==&#39;C&#39;&&filename[len-2]==&#39;A&#39;&&filename[len-1]==&#39;B&#39;))

    wsprintf(Type,MimeType,"application","x-shockwave-flash");

 

 else if(

    (filename[len-3]==&#39;d&#39;&&filename[len-2]==&#39;o&#39;&&filename[len-1]==&#39;c&#39;)||\

    (filename[len-3]==&#39;D&#39;&&filename[len-2]==&#39;O&#39;&&filename[len-1]==&#39;C&#39;)||\

    (filename[len-3]==&#39;d&#39;&&filename[len-2]==&#39;o&#39;&&filename[len-1]==&#39;t&#39;)||\

    (filename[len-3]==&#39;D&#39;&&filename[len-2]==&#39;O&#39;&&filename[len-1]==&#39;T&#39;))

    wsprintf(Type,MimeType,"application","msword");



 else if(

    (filename[len-3]==&#39;h&#39;&&filename[len-2]==&#39;l&#39;&&filename[len-1]==&#39;p&#39;)||\

    (filename[len-3]==&#39;H&#39;&&filename[len-2]==&#39;L&#39;&&filename[len-1]==&#39;P&#39;)||\

    (filename[len-3]==&#39;c&#39;&&filename[len-2]==&#39;h&#39;&&filename[len-1]==&#39;m&#39;)||\

    (filename[len-3]==&#39;C&#39;&&filename[len-2]==&#39;H&#39;&&filename[len-1]==&#39;M&#39;))

    wsprintf(Type,MimeType,"application","mshelp");



else if(

    (filename[len-3]==&#39;x&#39;&&filename[len-2]==&#39;l&#39;&&filename[len-1]==&#39;s&#39;)||\

    (filename[len-3]==&#39;X&#39;&&filename[len-2]==&#39;L&#39;&&filename[len-1]==&#39;S&#39;)||\

    (filename[len-3]==&#39;x&#39;&&filename[len-2]==&#39;l&#39;&&filename[len-1]==&#39;a&#39;)||\

    (filename[len-3]==&#39;X&#39;&&filename[len-2]==&#39;L&#39;&&filename[len-1]==&#39;A&#39;))

    wsprintf(Type,MimeType,"application","msexcel");

 

else if(

    (filename[len-3]==&#39;p&#39;&&filename[len-2]==&#39;p&#39;&&filename[len-1]==&#39;t&#39;)||\

    (filename[len-3]==&#39;P&#39;&&filename[len-2]==&#39;P&#39;&&filename[len-1]==&#39;T&#39;)||\

    (filename[len-3]==&#39;p&#39;&&filename[len-2]==&#39;p&#39;&&filename[len-1]==&#39;z&#39;)||\

    (filename[len-3]==&#39;P&#39;&&filename[len-2]==&#39;P&#39;&&filename[len-1]==&#39;T&#39;)||\

    (filename[len-3]==&#39;p&#39;&&filename[len-2]==&#39;p&#39;&&filename[len-1]==&#39;s&#39;)||\

   (filename[len-3]==&#39;P&#39;&&filename[len-2]==&#39;P&#39;&&filename[len-1]==&#39;S&#39;)||\

    (filename[len-3]==&#39;p&#39;&&filename[len-2]==&#39;o&#39;&&filename[len-1]==&#39;t&#39;)||\

    (filename[len-3]==&#39;P&#39;&&filename[len-2]==&#39;O&#39;&&filename[len-1]==&#39;T&#39;))

    wsprintf(Type,MimeType,"application","mspowerpoint");

    





 else if(

    (filename[len-3]==&#39;b&#39;&&filename[len-2]==&#39;i&#39;&&filename[len-1]==&#39;n&#39;)||\

    (filename[len-3]==&#39;B&#39;&&filename[len-2]==&#39;I&#39;&&filename[len-1]==&#39;N&#39;)||\

    (filename[len-3]==&#39;e&#39;&&filename[len-2]==&#39;x&#39;&&filename[len-1]==&#39;e&#39;)||\

    (filename[len-3]==&#39;E&#39;&&filename[len-2]==&#39;X&#39;&&filename[len-1]==&#39;E&#39;)||\

    (filename[len-3]==&#39;c&#39;&&filename[len-2]==&#39;o&#39;&&filename[len-1]==&#39;m&#39;)||\

    (filename[len-3]==&#39;C&#39;&&filename[len-2]==&#39;O&#39;&&filename[len-1]==&#39;M&#39;)||\

    (filename[len-3]==&#39;d&#39;&&filename[len-2]==&#39;l&#39;&&filename[len-1]==&#39;l&#39;)||\

    (filename[len-3]==&#39;D&#39;&&filename[len-2]==&#39;L&#39;&&filename[len-1]==&#39;L&#39;)||\

    (filename[len-5]==&#39;c&#39;&&filename[len-4]==&#39;l&#39;&&filename[len-3]==&#39;a&#39;&&filename[len-2]==&#39;s&#39;&&filename[len-1]==&#39;s&#39;)||\

    (filename[len-5]==&#39;C&#39;&&filename[len-4]==&#39;L&#39;&&filename[len-3]==&#39;A&#39;&&filename[len-2]==&#39;S&#39;&&filename[len-1]==&#39;S&#39;))

    wsprintf(Type,MimeType,"application","octet-stream");

    

 else if(

    (filename[len-3]==&#39;a&#39;&&filename[len-2]==&#39;v&#39;&&filename[len-1]==&#39;i&#39;)||\

    (filename[len-3]==&#39;A&#39;&&filename[len-2]==&#39;V&#39;&&filename[len-1]==&#39;I&#39;))

    wsprintf(Type,MimeType,"video","x-msvideo");    

    

    else

    wsprintf(Type,MimeType,"*","*");

  

    

    

  if(start == 0)

  wsprintf(headers, hdrFmtNor, (const char*)outtime, i ,Type);

  else

  wsprintf(headers, hdrFmtDown, (const char*)outtime, i-start ,Type);



  printf( "Time:%s\n%s企图请求的页面文件：%s . 使用的套接字ID:Socket[%d]\n" , outtime , inet_ntoa(client[socketindex].sin_addr) , filename, socketindex );

  sendbt = send( TranSock[socketindex] , headers , strlen(headers) , 0 );

  if(-1 == SetFilePointer(fp,start,NULL,FILE_BEGIN))

  {printf("SetFilePointer Error :%d\n",GetLastError());

      closesocket( TranSock[socketindex] );

        TranSock[socketindex] = 0;

        CloseHandle(fp);

        return -1;

  }

  do{

      BOOL fRead = ReadFile(fp,

                           sendfile,

                            1400,

                            &dwRead,

                            NULL);

      if(fRead == FALSE)

      {    printf("读取文件错误!文件名:%s\n" , filename);

        closesocket( TranSock[socketindex] );

        TranSock[socketindex] = 0;

        CloseHandle(fp);

        return -1;

      }

      else if(fRead && dwRead)

      {    sendbt = send( TranSock[socketindex] , sendfile , 1400 , 0 );

       if( sendbt == SOCKET_ERROR )

        {printf("Send Error:%d!\n",GetLastError());

         closesocket( TranSock[socketindex] );

         TranSock[socketindex] = 0;

         CloseHandle(fp);

         return -1;

        }

      memset(sendfile , 0 , 1400);

      }

      else

      { sendbt = send( TranSock[socketindex] , sendfile , j , 0 );

       if( sendbt == SOCKET_ERROR )

        {printf("Send Error:%d!\n",GetLastError());

         closesocket( TranSock[socketindex] );

         CloseHandle(fp);

         TranSock[socketindex] = 0;

         return -1;

        }

      }

  }while(dwRead == 1400);



  



  printf( "Socket[%d]数据传输完毕!\n\n" , socketindex );

  CloseHandle(fp);

  closesocket( TranSock[socketindex] );

  TranSock[socketindex] = 0;

  return 0;

}





//******************************************************************

//使用原始套接字实现监听的线程,传递的参数为指向本机ip的字符指针

//******************************************************************

DWORD  WINAPI  SynFloodDefend( char*temp )

{    SOCKET    SnifferSocket;        

   struct    sockaddr_in sa;

   char    sniffmem[50];

    int        i = 0;

    DWORD  flag=0;                   

    char   MyIpFmr[]="%d.%d.%d.%d";

    char   MyIp[15];





flag = SnifferSocket = socket(AF_INET,SOCK_RAW,IPPROTO_IP);

if ( flag == INVALID_SOCKET )

{printf( "socket error!\n" );

 return -1;

}



memset(&sa , 0 , sizeof (struct sockaddr_in) ); 

sa.sin_addr.s_addr = inet_addr((char*)temp);

sa.sin_family = AF_INET;

sa.sin_port = htons(7000);



flag = bind(SnifferSocket , (struct sockaddr *)&sa , sizeof(sa) ) ;

if( flag == SOCKET_ERROR )

{printf( "Bind error!\n" );

 return -1;

}

  DWORD outbuf[10];

  DWORD contrlflag = 1 ;

  DWORD dwBytesReturned = 0 ;



flag = WSAIoctl(

  SnifferSocket, 

  SIO_RCVALL,

  &contrlflag,  

  sizeof(contrlflag), 

  &outbuf,  

  sizeof( outbuf ),

  &dwBytesReturned , 

  NULL , 

  NULL );

if( flag == SOCKET_ERROR )

{

    printf( "WSAIoctl Error!%d\n" , WSAGetLastError() );

    return -1;

} 

  

  printf("Set OK!\n");  



char ProType[15];

char ProFmr[] = "%s(%d)";

char Pro0[]  = "IP";

char Pro1[]  = "ICMP";

char Pro2[]  = "IGMP";

char Pro6[]  = "TCP";

char Pro17[] = "UDP";

char Pro255[]= "RAW";  



char TimeFmr[]="时间: %d:%d:%d\n";

char TimeOut[15];

char IpFmr[]= "%d.%d.%d.%d:%d";

char sourceip[25];

char destip[25];

unsigned short int  sourceport=0;

unsigned short int  destport=0;

int  overflag = 0;

SetEvent(WriteEvent);

DWORD dwResult=0;  

 while(TRUE)

  {memset(sniffmem,0,50);

    memset(ProType,0,15);    

    memset(sourceip,0,25);

    memset(destip,0,25);

    memset(MyIp,0,15);

    



    flag = recv( SnifferSocket , sniffmem , sizeof(sniffmem) , 0 ) ;

/*    if( flag == SOCKET_ERROR || flag == 0 )

    {printf( "Raw Recv Error: %d\n" , WSAGetLastError() );

     continue;

    }*/



    wsprintf(TimeOut , TimeFmr , currenttime.wHour, 

                                 currenttime.wMinute ,

                                 currenttime.wSecond);

    wsprintf( MyIp , MyIpFmr ,(unsigned char)sniffmem[16], (unsigned char)sniffmem[17],

                              (unsigned char)sniffmem[18], (unsigned char)sniffmem[19]);     

    



    

    if(    inet_addr((char*)temp) != inet_addr(MyIp) )

    continue;

    

    else

    {    printf( "%s" , TimeOut);

        sourceport = (unsigned char)sniffmem[20];

        sourceport *= 0x100;

        sourceport += (unsigned char)sniffmem[21];

        destport = (unsigned char)sniffmem[22];

        destport *= 0x100;

        destport += (unsigned char)sniffmem[23];

            

            wsprintf(sourceip,IpFmr,(unsigned char)sniffmem[12] , (unsigned char)sniffmem[13],

                                   (unsigned char)sniffmem[14],(unsigned char)sniffmem[15],

                                    sourceport);

            

            wsprintf(destip,IpFmr,  (unsigned char)sniffmem[12+4] , (unsigned char)sniffmem[13+4],

                                    (unsigned char)sniffmem[14+4],(unsigned char)sniffmem[15+4],

                                    destport);

        

            printf("%s\t--->\t%s\n",sourceip,destip);

    

    

            if(sniffmem[9] == 6)

            wsprintf( ProType , ProFmr , Pro6 , 6 );

            else if(sniffmem[9] == 17)

            wsprintf( ProType , ProFmr , Pro17 , 17 );

            else if(sniffmem[9] == 1)

            wsprintf( ProType , ProFmr , Pro1 , 1 );

            else if(sniffmem[9] == 0)

            wsprintf( ProType , ProFmr , Pro0 , 0 );

            else if(sniffmem[9] == 255)

            wsprintf( ProType , ProFmr , Pro255 , 255 );

            else if(sniffmem[9] == 2)

            wsprintf( ProType , ProFmr , Pro2 , 2 );

            else

            wsprintf( ProType , ProFmr , "Unknown" , sniffmem[9] );

            

            printf("协议类型: %s\n",ProType);

        

    

        if( (unsigned char)sniffmem[33] == 18 )

        {printf( "一个SYN包!\n" );

      dwResult = WaitForSingleObject(WriteEvent,1000); 

        if(dwResult == WAIT_TIMEOUT )

       continue;

        ResetEvent(ReadEvent);

         fence->next  = (struct SynInfo*)malloc(sizeof(struct SynInfo));

         fence = fence->next;

         fence->ip    = inet_addr(sourceip);

         fence->arrivetickcount = CurrentTickCount + WaitTime;

         fence->next = NULL;

         InterlockedIncrement(&SynLinkTotal);   //SynLinkTotal++

         printf("+1\n");

         printf("%d\n",SynLinkTotal);

         SetEvent(ReadEvent);

 

        }

        printf("\n");

    }

  

  }    

    closesocket(SnifferSocket);

    return 0;

}
源静则流清本正则丰茂内修则外理形端则影直
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