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Added regexp based screen filtering.

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This commit is contained in:
pdw
2002-10-25 09:59:02 +00:00
parent 5624d5f686
commit 36700cef92
7 changed files with 113 additions and 13 deletions
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39
ui.c
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@@ -22,6 +22,7 @@
#include "resolver.h"
#include "sorted_list.h"
#include "options.h"
#include "screenfilter.h"
#define HOSTNAME_LENGTH 256
@@ -36,9 +37,9 @@
" s - toggle show source host h - toggle this help display\n"\
" d - toggle show destination host b - toggle bar graph display\n"\
" f - edit filter code\n"\
"Port display: ! - shell command\n"\
" R - toggle service resolution q - quit\n"\
" S - toggle show source port\n"\
"Port display: l - set screen filter\n"\
" R - toggle service resolution ! - shell command\n"\
" S - toggle show source port q - quit\n"\
" D - toggle show destination port\n"\
" p - toggle port display\n"\
"\n"\
@@ -450,7 +451,7 @@ void sprint_host(char * line, struct in_addr* addr, unsigned int port, unsigned
void ui_print() {
sorted_list_node* nn = NULL;
char hostname[HOSTNAME_LENGTH];
char host1[HOSTNAME_LENGTH], host2[HOSTNAME_LENGTH];
static char *line;
static int lcols;
int y = 0;
@@ -482,17 +483,23 @@ void ui_print() {
while((y < LINES - 5) && ((nn = sorted_list_next_item(&screen_list, nn)) != NULL)) {
int x = 0, L;
host_pair_line* screen_line = (host_pair_line*)nn->data;
if(y < LINES - 5) {
L = (COLS - 8 * HISTORY_DIVISIONS - 4) / 2;
if(L > sizeof hostname) {
L = sizeof hostname;
if(L > HOSTNAME_LENGTH) {
L = HOSTNAME_LENGTH;
}
sprint_host(line, &(screen_line->ap.src), screen_line->ap.src_port, screen_line->ap.protocol, L);
sprint_host(host1, &(screen_line->ap.src), screen_line->ap.src_port, screen_line->ap.protocol, L);
sprint_host(host2, &(screen_line->ap.dst), screen_line->ap.dst_port, screen_line->ap.protocol, L);
if(!screen_filter_match(host1) && !screen_filter_match(host2)) {
continue;
}
mvaddstr(y, x, line);
mvaddstr(y, x, host1);
x += L;
mvaddstr(y, x, " => ");
@@ -500,9 +507,8 @@ void ui_print() {
x += 4;
sprint_host(line, &(screen_line->ap.dst), screen_line->ap.dst_port, screen_line->ap.protocol, L);
mvaddstr(y, x, line);
mvaddstr(y, x, host2);
draw_line_totals(y, screen_line);
@@ -763,7 +769,7 @@ void ui_loop() {
case 'f': {
char *s;
dontshowdisplay = 1;
if ((s = edline(0, "Filter", options.filtercode))) {
if ((s = edline(0, "Net filter", options.filtercode))) {
char *m;
if (!(m = set_filter_code(s))) {
xfree(options.filtercode);
@@ -784,6 +790,17 @@ void ui_loop() {
dontshowdisplay = 0;
break;
}
case 'l': {
char *s;
dontshowdisplay = 1;
if ((s = edline(0, "Screen filter", options.screenfilter))) {
if(!screen_filter_set(s)) {
showhelp("Invalid regexp");
}
}
dontshowdisplay = 0;
break;
}
case '!': {
char *s;
dontshowdisplay = 1;