diff -Naur netdiscover-0.3-beta6.orig/src/ifaces.c netdiscover-0.3-beta6/src/ifaces.c
--- netdiscover-0.3-beta6.orig/src/ifaces.c 2009-06-24 18:21:11.000000000 -0400
+++ netdiscover-0.3-beta6/src/ifaces.c 2009-06-24 21:44:05.000000000 -0400
@@ -127,6 +127,7 @@
memcpy(type, packet + 20, 2); /* ARP Opcode */
new_arprep_l->header = new_header; /* Add header */
new_arprep_l->count = 1; /* Count */
+ new_arprep_l->printed = 0;
new_arprep_l->next = NULL;
/* Source IP */
diff -Naur netdiscover-0.3-beta6.orig/src/main.c netdiscover-0.3-beta6/src/main.c
--- netdiscover-0.3-beta6.orig/src/main.c 2009-06-24 18:21:11.000000000 -0400
+++ netdiscover-0.3-beta6/src/main.c 2009-06-24 21:34:59.000000000 -0400
@@ -30,6 +30,7 @@
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
+#include <signal.h>
#include "ifaces.h"
#include "screen.h"
@@ -39,8 +40,17 @@
char *disp;
char *sip;
int autos;
+ int machine;
};
+/* Injection Thread data structure */
+struct t_inject {
+ struct t_data *datos;
+ pthread_t *sniffer;
+ pthread_t *screen;
+ pthread_t *keys;
+ int scan_secs;
+};
void *inject_arp(void *arg);
void *screen_refresh(void *arg);
@@ -77,7 +87,7 @@
pthread_t injection, sniffer, screen, keys;
-int fastmode, pcount, node, ssleep;
+int fastmode, pcount, node, ssleep, nokeywait;
long sleept;
@@ -86,7 +96,9 @@
{
while ( 1 == 1 )
{
- read_key();
+ struct t_data *datos;
+ datos = (struct t_data *)arg;
+ read_key(datos->machine);
}
}
@@ -97,20 +109,24 @@
int c;
int esniff = 0;
int erange = 0;
+ int scan_secs = 0;
struct t_data datos;
-
+ struct t_inject injectdata;
+
datos.sip = NULL;
datos.disp = NULL;
+ datos.machine = 0;
datos.autos = 0;
sleept = 99;
node = 67;
pcount = 1;
+ nokeywait = 0;
current_network = (char *) malloc ((sizeof(char)) * 16);
sprintf(current_network,"Starting.");
/* Fetch parameters */
- while ((c = getopt(argc, argv, "i:s:r:n:c:pSfh")) != EOF)
+ while ((c = getopt(argc, argv, "i:s:r:n:c:t:pSfhkm")) != EOF)
{
switch (c)
{
@@ -138,12 +154,20 @@
case 'n':
node = atoi(optarg);
break;
+
+ case 't':
+ scan_secs = atoi(optarg);
+ break;
case 'r':
datos.sip = (char *) malloc (sizeof(char) * strlen(optarg));
sprintf(datos.sip, "%s", optarg);
erange = 1;
break;
+
+ case 'm':
+ datos.machine = 1;
+ break;
case 'f':
fastmode = 1;
@@ -153,6 +177,10 @@
usage(argv[0]);
exit(1);
break;
+
+ case 'k':
+ nokeywait = 1;
+ break;
default:
break;
@@ -181,7 +209,7 @@
/* Init some stuff */
lnet_init(datos.disp);
init_lists();
- system("clear");
+ if (!datos.machine) system("clear");
/* If no mode was selected, enable auto scan */
if ((erange != 1) && (esniff != 1))
@@ -189,9 +217,15 @@
datos.autos = 1;
}
+
/* Start the execution */
- pthread_create(&screen, NULL, screen_refresh, (void *)NULL);
- pthread_create(&keys, NULL, keys_thread, (void *)NULL);
+ pthread_create(&screen, NULL, screen_refresh, (void *)&datos);
+ if (!nokeywait) {
+ pthread_create(&keys, NULL, keys_thread, (void *)&datos);
+ injectdata.keys = &keys;
+ } else {
+ injectdata.keys = NULL;
+ }
pthread_create(&sniffer, NULL, start_sniffer, (void *)&datos);
if (esniff == 1)
@@ -201,10 +235,19 @@
}
else
{
- if (pthread_create(&injection, NULL, inject_arp, (void *)&datos))
+ injectdata.datos = &datos;
+ injectdata.sniffer = &sniffer;
+ injectdata.screen = &screen;
+ injectdata.scan_secs = scan_secs;
+
+ if (pthread_create(&injection, NULL, inject_arp, (void *)&injectdata))
perror("Could not create injection thread");
- pthread_join(sniffer,NULL);
+ if (scan_secs > 0) {
+ pthread_join(injection,NULL);
+ } else {
+ pthread_join(sniffer,NULL);
+ }
}
@@ -215,10 +258,11 @@
/* Refresh screen function called by screen thread */
void *screen_refresh(void *arg)
{
-
+ struct t_data *datos;
+ datos = (struct t_data *)arg;
while (1==1)
{
- print_screen();
+ print_screen(datos->machine);
sleep(1);
}
@@ -228,9 +272,11 @@
/* Inject ARP Replys to the network */
void *inject_arp(void *arg)
{
+ struct t_inject *inject;
struct t_data *datos;
- datos = (struct t_data *)arg;
+ inject = (struct t_inject *)arg;
+ datos = inject->datos;
sleep(2);
if ( datos->autos != 1 )
@@ -251,6 +297,12 @@
sprintf(current_network,"Finished!");
lnet_destroy();
+ if (inject->scan_secs > 0) {
+ sleep(inject->scan_secs);
+ pthread_kill(*(inject->sniffer), SIGKILL);
+ pthread_kill(*(inject->screen), SIGKILL);
+ pthread_kill(*(inject->keys), SIGKILL);
+ }
return NULL;
}
@@ -400,6 +452,9 @@
" -n node: last ip octet used for scanning (from 2 to 253)\n"
" -S enable sleep time supression betwen each request (hardcore mode)\n"
" -f enable fastmode scan, saves a lot of time, recommended for auto\n\n"
+ " -k nokeywait: Don't wait for keypress\n"
+ " -t time: maximum time to listen after last arp request sent (seconds)\n"
+ " -m don't clear and format screen, just output replies\n"
"If -p or -r arent enabled, netdiscover will scan for common lan addresses\n",
VERSION, comando);
}
diff -Naur netdiscover-0.3-beta6.orig/src/screen.c netdiscover-0.3-beta6/src/screen.c
--- netdiscover-0.3-beta6.orig/src/screen.c 2009-06-24 18:21:11.000000000 -0400
+++ netdiscover-0.3-beta6/src/screen.c 2009-06-25 19:15:24.000000000 -0400
@@ -114,7 +114,7 @@
/* Read input keys */
-void read_key()
+void read_key(int machine)
{
int ch;
ch = getchar();
@@ -162,12 +162,12 @@
smode = 2;
}
- print_screen();
+ print_screen(machine);
}
/* Clear and fill the screen */
-void print_screen()
+void print_screen(int machine)
{
/* Get Console Size */
if (ioctl(0, TIOCGWINSZ, &win_sz) < 0)
@@ -177,16 +177,16 @@
}
/* Flush and print screen */
- fprintf( stderr, "\33[1;1H" );
- fill_screen();
- fprintf( stderr, "\33[J" );
+ if (!machine) fprintf( stderr, "\33[1;1H" );
+ fill_screen(machine);
+ if (!machine) fprintf( stderr, "\33[J" );
fflush(stdout);
}
/* Fills the screen using white spaces to avoid refresh problems *
* not a very smart way, but it works :) */
-void fill_screen()
+void fill_screen(int machine)
{
int x, j;
struct arp_rep_l *arprep_l;
@@ -196,40 +196,42 @@
pthread_mutex_lock(listm);
- sprintf(line, " Currently scanning: %s | Our Mac is: %s - %i",
- current_network, ourmac, scroll);
- printf("%s", line);
-
- /* Fill with spaces */
- for (j=strlen(line); j<win_sz.ws_col - 1; j++)
- printf(" ");
- printf("\n");
-
- /* Print blank line with spaces */
- for (j=0; j<win_sz.ws_col - 1; j++)
- printf(" ");
- printf("\n");
-
-
- sprintf(line, " %d Captured ARP Req/Rep packets, from %d hosts. Total size: %d",
- arprep_count->count, arprep_count->hosts, arprep_count->length);
- printf("%s", line);
-
- /* Fill with spaces */
- for (j=strlen(line); j<win_sz.ws_col - 1; j++)
- printf(" ");
- printf("\n");
-
-
- /* Print Header and counters */
- printf(" _____________________________________________________________________________\n");
- if (smode == 0 || (oldmode == 0 && smode == 2))
- printf(" IP At MAC Address Count Len MAC Vendor \n");
- else if (smode == 1 || (oldmode == 1 && smode == 2))
- printf(" IP At MAC Address Requests IP Count \n");
- printf(" ----------------------------------------------------------------------------- \n");
-
-
+
+ if (!machine) {
+ sprintf(line, " Currently scanning: %s | Our Mac is: %s - %i",
+ current_network, ourmac, scroll);
+ printf("%s", line);
+
+ /* Fill with spaces */
+ for (j=strlen(line); j<win_sz.ws_col - 1; j++)
+ printf(" ");
+ printf("\n");
+
+ /* Print blank line with spaces */
+ for (j=0; j<win_sz.ws_col - 1; j++)
+ printf(" ");
+ printf("\n");
+
+
+ sprintf(line, " %d Captured ARP Req/Rep packets, from %d hosts. Total size: %d",
+ arprep_count->count, arprep_count->hosts, arprep_count->length);
+ printf("%s", line);
+
+ /* Fill with spaces */
+ for (j=strlen(line); j<win_sz.ws_col - 1; j++)
+ printf(" ");
+ printf("\n");
+
+
+ /* Print Header and counters */
+ printf(" _____________________________________________________________________________\n");
+ if (smode == 0 || (oldmode == 0 && smode == 2))
+ printf(" IP At MAC Address Count Len MAC Vendor \n");
+ else if (smode == 1 || (oldmode == 1 && smode == 2))
+ printf(" IP At MAC Address Requests IP Count \n");
+ printf(" ----------------------------------------------------------------------------- \n");
+ }
+
/* Print each found station trough arp reply */
if (smode == 0)
{
@@ -243,12 +245,12 @@
sprintf(tline, " ");
/* Set IP */
- sprintf(tline, "%s ", arprep_l->sip);
+ sprintf(tline, "%s ", arprep_l->sip);
strcat(line, tline);
-
- /* Fill with spaces */
- for (j=strlen(line); j<17; j++)
- strcat(line, blank);
+
+ /* Fill with spaces */
+ for (j=strlen(line); j<17; j++)
+ strcat(line, blank);
/* IP & MAC */
sprintf(tline, "%02x:%02x:%02x:%02x:%02x:%02x ",
@@ -260,21 +262,29 @@
/* Count, Length & Vendor */
sprintf(tline, "%02d %03d %s", arprep_l->count,
arprep_l->header->length, arprep_l->vendor );
- strcat(line, tline);
-
- /* Fill again with spaces */
- for (j=strlen(line); j<win_sz.ws_col - 1; j++)
- strcat(line, blank);
+ strcat(line, tline);
- printf("%s\n", line);
+ /* Fill again with spaces */
+ for (j=strlen(line); j<win_sz.ws_col - 1; j++)
+ strcat(line, blank);
+
+ if (!arprep_l->printed) {
+ printf("%s\n", line);
+ arprep_l->printed = 1;
+ if (!machine) {
+ arprep_l->printed = 0;
+ }
+ }
}
arprep_l = arprep_l->next;
x += 1;
-
- /* Check if end of screen was reached */
- if (x >= ( (win_sz.ws_row + scroll) - 7))
- break;
+
+ if (!machine) {
+ /* Check if end of screen was reached */
+ if (x >= ( (win_sz.ws_row + scroll) - 7))
+ break;
+ }
}
} /* Print only arp request */
@@ -292,10 +302,10 @@
/* Get source IP */
sprintf(tline, "%s ", arprep_l->sip);
strcat(line, tline);
-
- /* Fill with spaces */
- for (j=strlen(line); j<17; j++)
- strcat(line, blank);
+
+ /* Fill with spaces */
+ for (j=strlen(line); j<17; j++)
+ strcat(line, blank);
/* Get source MAC */
sprintf(tline, "%02x:%02x:%02x:%02x:%02x:%02x ",
@@ -308,27 +318,29 @@
sprintf(tline, "%s", arprep_l->dip);
strcat(line, tline);
- /* Fill with spaces */
- for (j=strlen(line); j<54; j++)
- strcat(line, blank);
+ /* Fill with spaces */
+ for (j=strlen(line); j<54; j++)
+ strcat(line, blank);
/* Count, Length & Vendor */
sprintf(tline, "%02d", arprep_l->count);
strcat(line, tline);
- /* Fill again with spaces */
- for (j=strlen(line); j<win_sz.ws_col - 1; j++)
- strcat(line, blank);
+ /* Fill again with spaces */
+ for (j=strlen(line); j<win_sz.ws_col - 1; j++)
+ strcat(line, blank);
printf("%s\n", line);
}
arprep_l = arprep_l->next;
x += 1;
-
- /* Check if end of screen was reached */
- if (x >= ( (win_sz.ws_row + scroll) - 7))
- break;
+
+ if (!machine) {
+ /* Check if end of screen was reached */
+ if (x >= ( (win_sz.ws_row + scroll) - 7))
+ break;
+ }
}
}
else if(smode == 2)
diff -Naur netdiscover-0.3-beta6.orig/src/screen.h netdiscover-0.3-beta6/src/screen.h
--- netdiscover-0.3-beta6.orig/src/screen.h 2009-06-24 18:21:11.000000000 -0400
+++ netdiscover-0.3-beta6/src/screen.h 2009-06-24 21:42:13.000000000 -0400
@@ -60,6 +60,7 @@
char *vendor;
short type;
unsigned int count;
+ int printed;
struct arp_rep_l *next;
};