?? scanner.c
字號:
＃include <stdio.h>
＃include <winsock2.h>
＃include <time.h>
#define iPort 80//目標Web Server端口
.#define szSign "500 13\r\nServer: Microsoft-IIS/5.0"//根據此標志來檢查目標是否有漏洞
#pragma comment(lib,"ws2_32.lib")
///////////////////////////////////////////////////////////////////////////
//
//定義&初始化全局變量
char *SendBuff="GET /NULL.printer\n",//發送的請求buff
CurrentTarget[52]={0},//存放最后一個線程將掃描的目標
turn[4][2]={"-","\\","|","/"};//顯示進度時的字符
int SendBuffLen=strlen(SendBuff),//發送的buff長度
iConnTimeout,//TCP Connect TimeOut
ii=0,//掃描進度
iTotal;//服務器總數
HANDLE hSemaphore=NULL,//信標內核對象句柄，用來控制線程數量
hStdout;//console標準輸出句柄，做進度顯示的時候用的
struct timeval timeout;//連接、發送和接收的超時值
DWORD SleepTime;//每個一個線程后等待的時間
/*
SleepTime值根據用戶輸入的線程數量[ThreadNum]和TCP ConnectTimeOut[CONNTIMEO]來計算。確保在CONNTIMEO時間左右開ThreadNum個線程。這樣在CONNTIMEO時間后，所開的線程開始陸續超時退出，可以繼續穩定的開線程，可以有效的保證同時有ThreadNum個線程在運行。
*/
///////////////////////////////////////////////////////////////////////////
void ShowError(char *);//顯示出錯信息函數
BOOL ResetCursor(void);//重置光標位置，線程輸出的時候調用的
DWORD WINAPI ShowProInfo(LPVOID);//顯示進度信息
DWORD WINAPI scan(LPVOID);//掃描函數
void usage(char *);//幫助函數
///////////////////////////////////////////////////////////////////////////
int main(int argc,char **argv)
{
HANDLE hThread=NULL;//線程句柄
DWORD dwThreadID;//線程ID
struct sockaddr_in sa;
int i,
MaxThread;//最大線程數量
WSADATA wsd;
long PreviousCount;
clock_t start,end;//程序運行的起始和結束時間
double duration;
//檢查用戶輸入參數
if(argc!=5)
{
usage(argv[0]);
return 1;
}
//get target range
int StartNet=inet_addr(argv[1]);
int StopNet=inet_addr(argv[2]);
int StartHost=ntohl(StartNet);
int StopHost=ntohl(StopNet);
//取得線程數量
MaxThread=atoi(argv[3]);
//取得conn超時時間
iConnTimeout=atoi(argv[4]);
//檢查參數合法性
if((iConnTimeout>6) || (iConnTimeout<2) || (MaxThread<1) || (MaxThread>500) || (StopHost<StartHost))
{
usage(argv[0]);
return 1;
}
//計算時間
SleepTime=1000*iConnTimeout/MaxThread;
//設置連接超時值
timeout.tv_sec = iConnTimeout;
timeout.tv_usec =0;
__try
{
//開始計時
start=clock();
//加載winsock庫
if (WSAStartup(MAKEWORD(1,1), &wsd) != 0)
{
ShowError("WSAStartup");
__leave;
}
//創建信標內核對象句柄
hSemaphore=CreateSemaphore(NULL,MaxThread,MaxThread,NULL);
if(hSemaphore==NULL)
{
ShowError("CreateSemaphore");
__leave;
}
//取得console標準輸出句柄
hStdout=GetStdHandle(STD_OUTPUT_HANDLE);
if(hStdout==INVALID_HANDLE_VALUE)
{
ShowError("GetStdHandle");
__leave;
}
//設置目標總數
iTotal=StopHost-StartHost;
//創建進度顯示線程
hThread=CreateThread(NULL,0,ShowProInfo,NULL,0,&dwThreadID);
if(hThread==NULL)
{
ShowError("1 CreateThread");
__leave;
}
//關閉句柄
CloseHandle(hThread);
//循環創建掃描線程
for(i=StartHost;i<=StopHost;i++)
{
//等待信標內核對象通知
WaitForSingleObject(hSemaphore,INFINITE);
//create thread to scan
hThread=CreateThread(NULL,0,scan,(LPVOID)i,0,&dwThreadID);
if(hThread==NULL)
{
ShowError("2 CreateThread");
break;
}
//進度自加1
ii++;
//重設最后一個線程掃描的目標
sa.sin_addr.s_addr=htonl(i);
strncpy(CurrentTarget,inet_ntoa(sa.sin_addr),sizeof(CurrentTarget));
//休息一會兒 )
Sleep(SleepTime);
//關閉線程句柄
CloseHandle(hThread);
}
//等待所有線程結束
while(1)
{
WaitForSingleObject(hSemaphore,INFINITE);
if(!ReleaseSemaphore(hSemaphore,1,&PreviousCount))
{
ShowError("main() ReleaseSemaphore");
Sleep(5000);
break;
}
if(PreviousCount==(MaxThread-1))
{
printf("\nAll done.");
break;
}
Sleep(500);
}
}//end of try
//搞定，清場，收工
__finally
{
//計時結束
end=clock();
//轉換時間格式
duration = (double)(end - start) / CLOCKS_PER_SEC;
//顯示所用時間
printf("\n\nComplete.Scan %d targets use %2.1f seconds.Speed %0.3g/s\n",iTotal,duration,iTotal/duration);
//關閉句柄
CloseHandle(hStdout);
CloseHandle(hSemaphore);
WSACleanup();
}
return 0;
}
///////////////////////////////////////////////////////////////////////////
//
//回顯錯誤信息函數
//
void ShowError(char *msg)
{
MessageBox(NULL,msg,"ERROR",0);
//printf("\n%s failed:%d",GetLastError());
}
//////////////////////////////////////////////////////////////////////////
//
//重置光標位置函數，以便掃描線程輸出結果
//
BOOL ResetCursor()
{
CONSOLE_SCREEN_BUFFER_INFO ConsoleScreenBufferInfo;
//取得當前光標位置
if(!GetConsoleScreenBufferInfo(hStdout,&ConsoleScreenBufferInfo))
{
ShowError("GetConsoleScreenBufferInfo");
return FALSE;
}
//設置光標X坐標為0
ConsoleScreenBufferInfo.dwCursorPosition.X=0;
//設置當前光標位置
SetConsoleCursorPosition(hStdout,ConsoleScreenBufferInfo.dwCursorPosition);
return TRUE;
}
///////////////////////////////////////////////////////////////////////////
//
//顯示進度信息函數
//
DWORD WINAPI ShowProInfo(LPVOID lp)
{
int j,k;
CONSOLE_SCREEN_BUFFER_INFO ConsoleScreenBufferInfo;
float m;
for(j=0;ii<iTotal;j++)
{
//休息一會兒 ))
Sleep(SleepTime);
//取得當前光標位置
if(!GetConsoleScreenBufferInfo(hStdout,&ConsoleScreenBufferInfo))
{
ShowError("GetConsoleScreenBufferInfo");
return 1;
}
//設置百分比進度顯示的X坐標
ConsoleScreenBufferInfo.dwCursorPosition.X=0;
//設置當前光標位置
SetConsoleCursorPosition(hStdout,ConsoleScreenBufferInfo.dwCursorPosition);
//已經完成的百分比
m=(ii+1)*100.00/iTotal;
//顯示進度
if(ii==iTotal)
{
printf("******** 100%% Wait %d seconds to exit ******** \n",iConnTimeout);
break;
}
else
{
k=j%4;
printf("%-15s %s [%d/%d] %s %%%0.3g",CurrentTarget,turn[k],ii,iTotal,turn[k],m);
}
}//end of for
return 0;
}
///////////////////////////////////////////////////////////////////////////
//
//掃描函數
//
DWORD WINAPI scan(LPVOID lp)
{
int i=(int)lp,iErr;
struct sockaddr_in server;
SOCKET s=INVALID_SOCKET;
char RecvBuff[1024]={0},*ptr;
int RecvBuffLen=sizeof(RecvBuff);
u_long ul=1;//初始化為為非0值
fd_set r,w;
//create socket
s=socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
if(s==INVALID_SOCKET)
{
printf("\nCreate socket failed:%d",GetLastError());
ExitProcess(1);
}
//fill the addr struct
server.sin_family=AF_INET;
server.sin_port=htons(iPort);
server.sin_addr.S_un.S_addr=htonl(i);
__try
{
//設置socket為非鎖定模式,ul為0值的話，那么soocket將被設置為鎖定模式
iErr=ioctlsocket(s,FIONBIO,(unsigned long*)&ul);
if(iErr==SOCKET_ERROR )
{
ResetCursor();
ShowError("ioctlsocket");
ExitProcess(1);
}
//printf("\n%X ioctl ok.strat conn",i);
//connect to target
connect(s,(struct sockaddr *)&server,sizeof(server));
//printf("\n%X conn return,start select w",i);
//設置select參數
FD_ZERO(&w);
FD_SET(s, &w);
//等待connect成功&socket可寫
iErr=select(0, 0, &w, 0, &timeout);
//printf("\n%X select w return %d",i,iErr);
//等待返回后，socket仍不可寫則退出
if((iErr==SOCKET_ERROR) || (iErr==0))
{
//printf("\n%X select return w err,exit",i);
__leave;
}
//socket可寫則繼續
else
{
//send buff to target
//printf("\n%X send",i);
iErr=send(s,SendBuff,SendBuffLen,0);
//printf("\n%X send return",i);
if(iErr==SOCKET_ERROR)
__leave;
}
//等待socket可讀
FD_ZERO(&r);
FD_SET(s, &r);
//printf("\n%X start select r",i);
iErr=select(0, &r, 0, 0, &timeout);
//printf("\n%X select r return %d",i,iErr);
if((iErr==SOCKET_ERROR) || (iErr==0))
{
//printf("\n%X select r err,exit",i);
__leave;
}
else
{
//recv buff from target
//printf("\n%X start recv",i);
iErr=recv(s,RecvBuff,RecvBuffLen,0);
//printf("\n%X recv ret",i);
if(iErr==SOCKET_ERROR)
__leave;
}
//verify buff
ptr=strstr(RecvBuff,szSign);
if(ptr!=NULL)
{
//線程輸出前要先調用ResetCursor函數
ResetCursor();
//輸出信息后務必加一個以上換行符號，輸出前請別加換行符號，以免顯示混亂
printf("[%-15s] has .printer mapped. \n",inet_ntoa(server.sin_addr));
}
}
__finally
{
if(!ReleaseSemaphore(hSemaphore,1,NULL))
ShowError("thread ReleaseSemaphore failed");
closesocket(s);
}
return 0;
}
///////////////////////////////////////////////////////////////////////////
void usage(char *proname)
{
printf("\n%s v0.1 only can find IIS5 .Printer mapped"
"\nPower by ey4s<ey4s@21cn.com> 2001.5.20"
"\nhttp://www.patching.net"
"\n\nUsage:%s <StartIP> <EndIP> <ThreadNum> <CONNTIMEO>"
"\n\nNotice"
"\n StartIP StopIP ==>Don‘t forgot StopIP must large than StartIP "
"\n ThreadNum ==>Thread number,please input between 1-500"
"\n CONNTIMEO ==>TCP connect timeout,please input between 2-6"
"\n\nExample"
"\n %s 192.168.0.0 192.168.255.255 200 2",proname,proname,proname);
} ?? 快捷鍵說明
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