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/*
mtr -- a network diagnostic tool
Copyright (C) 1997,1998 Matt Kimball
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; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <config.h>
#ifndef NO_CURSES
#include <ctype.h>
#include <stdlib.h>
#if defined(HAVE_NCURSES_H)
# include <ncurses.h>
#elif defined(HAVE_NCURSES_CURSES_H)
# include <ncurses/curses.h>
#elif defined(HAVE_CURSES_H)
# include <curses.h>
#else
# error No curses header file available
#endif
#ifndef getmaxyx
# define getmaxyx(win,y,x) (y = (win)->_maxy + 1, x = (win)->_maxx + 1)
#endif
#include "mtr-curses.h"
#include "display.h"
#include "net.h"
#include "dns.h"
#endif
void pwcenter(char *str) {
int maxx, maxy;
int cx;
getmaxyx(stdscr, maxy, maxx);
cx = (signed)(maxx - strlen(str)) / 2;
while(cx-- > 0)
printw(" ");
printw(str);
}
int mtr_curses_keyaction() {
char c = getch();
if(tolower(c) == 'q')
return ActionQuit;
if(c==3)
return ActionQuit;
if(tolower(c) == 'r')
return ActionReset;
return 0;
}
void mtr_curses_hosts(int startstat) {
int max;
int at;
int addr;
int y, x;
char *name;
max = net_max();
for(at = 0; at < max; at++) {
printw("%2d. ", at + 1);
addr = net_addr(at);
if(addr != 0) {
name = dns_lookup(addr);
if(name != NULL) {
printw("%s", name);
} else {
printw("%d.%d.%d.%d", (addr >> 24) & 0xff, (addr >> 16) & 0xff,
(addr >> 8) & 0xff, addr & 0xff);
}
getyx(stdscr, y, x);
move(y, startstat);
printw(" %3d%% %4d%4d %5d%5d%7d",
net_percent(at),
net_returned(at), net_xmit(at),
net_best(at), net_avg(at), net_worst(at));
} else {
printw("???");
}
printw("\n");
}
}
void mtr_curses_redraw() {
int maxx, maxy;
int startstat;
int rowstat;
erase();
getmaxyx(stdscr, maxy, maxx);
/* Modified by Brian Casey December 1997 bcasey@imagiware.com */
startstat = maxx - 40;
rowstat = 5;
attron(A_BOLD);
move(0, 0);
pwcenter("Matt's traceroute [v" VERSION "]");
printw("\n\n");
attroff(A_BOLD);
printw("Keys: ");
attron(A_BOLD); printw("R"); attroff(A_BOLD);
printw(" - Restart statistics ");
attron(A_BOLD); printw("Q"); attroff(A_BOLD);
printw(" - Quit\n");
attron(A_BOLD);
mvprintw(rowstat - 1, 0, "Hostname");
/* Modified by Brian Casey December 1997 bcasey@imagiware.com */
mvprintw(rowstat - 2, startstat, " Packets Pings");
mvprintw(rowstat - 1, startstat, " %%Loss Rcv Snt Best Avg Worst");
attroff(A_BOLD);
move(rowstat, 0);
mtr_curses_hosts(startstat);
refresh();
}
void mtr_curses_open() {
initscr();
raw();
noecho();
mtr_curses_redraw();
}
void mtr_curses_close() {
printw("\n");
endwin();
}
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