66 lines
2 KiB
C
66 lines
2 KiB
C
/* ************************************************************************** */
|
|
/* */
|
|
/* ::: :::::::: */
|
|
/* main.c :+: :+: :+: */
|
|
/* +:+ +:+ +:+ */
|
|
/* By: jhalford <jack@crans.org> +#+ +:+ +#+ */
|
|
/* +#+#+#+#+#+ +#+ */
|
|
/* Created: 2017/10/08 19:10:04 by jhalford #+# #+# */
|
|
/* Updated: 2017/10/09 15:58:02 by jhalford ### ########.fr */
|
|
/* */
|
|
/* ************************************************************************** */
|
|
|
|
#include "nmap.h"
|
|
|
|
#define NMAP_USAGE1 " [--ip HOST] [--file FILE]"
|
|
#define NMAP_USAGE2 " [--ports PORTS] [--speedup [NUMBER]] [--scan [TYPE]] HOST"
|
|
|
|
/*
|
|
** only IPv4
|
|
** only default network if
|
|
** one per port per scan type
|
|
*/
|
|
int fill_ports(t_data *data)
|
|
{
|
|
int i;
|
|
|
|
i = -1;
|
|
while (++i < SCAN_MAX)
|
|
{
|
|
if ((data->sock[i] = socket(AF_INET, SOCK_RAW, 0)) < 0)
|
|
{
|
|
perror("socket");
|
|
exit(1);
|
|
}
|
|
/* if (setsockopt(data->sock[i], IPPROTO_IP, IP_HDRINCL, (int[]){1}, sizeof(val)) == -1) */
|
|
/* return (1); */
|
|
data->sock_a[i].sin_family = AF_INET;
|
|
data->sock_a[i].sin_addr.s_addr = INADDR_ANY;
|
|
if (reserve_port(data.sock[i], &data.sock_a[i]))
|
|
{
|
|
fprintf(stderr, "couldn't reserve port\n");
|
|
exit(1);
|
|
}
|
|
}
|
|
}
|
|
|
|
int main(int ac, char **av)
|
|
{
|
|
t_data data;
|
|
|
|
if (getuid() != 0)
|
|
{
|
|
fprintf(stderr, "You must have root privileges to use nmap!\n");
|
|
return(1);
|
|
}
|
|
if (nmap_parse(ac, av, &data))
|
|
{
|
|
printf("usage: nmap --help\n");
|
|
printf("or nmap"NMAP_USAGE1 NMAP_USAGE2"\n");
|
|
exit(1);
|
|
}
|
|
fill_ports(&data);
|
|
go(nmap_listener(&data));
|
|
int chan = nmap(&data);
|
|
return (0);
|
|
}
|