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/*
mtr -- a network diagnostic tool
Copyright (C) 1997 Matt Kimball
split.c -- raw output (for inclusion in KDE Network Utilities or others
GUI based tools)
Copyright (C) 1998 Bertrand Leconte <B.Leconte@mail.dotcom.fr>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License version 2 as
published by the Free Software Foundation.
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>
#include <ctype.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include "mtr.h"
#include "display.h"
#include "dns.h"
#include "net.h"
#include "split.h"
#ifdef NO_CURSES
#include <sys/time.h>
#include <sys/types.h>
#include <unistd.h>
#else
/* Use the curses variant */
#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
#endif
extern char *Hostname;
extern int WaitTime;
extern int af;
/* There is 256 hops max in the IP header (coded with a byte) */
#define MAX_LINE_COUNT 256
#define MAX_LINE_SIZE 256
char Lines[MAX_LINE_COUNT][MAX_LINE_SIZE];
int LineCount;
#define DEBUG 0
void split_redraw(void)
{
int max;
int at;
ip_t *addr;
char newLine[MAX_LINE_SIZE];
int i;
#if DEBUG
fprintf(stderr, "split_redraw()\n");
#endif
/*
* If there is less lines than last time, we delete them
* TEST THIS PLEASE
*/
max = net_max();
for (i=LineCount; i>max; i--) {
printf("-%d\n", i);
LineCount--;
}
/*
* For each line, we compute the new one and we compare it to the old one
*/
for(at = 0; at < max; at++) {
addr = net_addr(at);
if(addrcmp((void*)addr, (void*)&unspec_addr, af)) {
char str[256], *name;
if (!(name = dns_lookup(addr)))
name = strlongip(addr);
if (show_ips) {
snprintf(str, sizeof(str), "%s %s", name, strlongip(addr));
name = str;
}
/* May be we should test name's length */
snprintf(newLine, sizeof(newLine), "%s %d %d %d %d %d %d", name,
net_loss(at),
net_returned(at), net_xmit(at),
net_best(at) /1000, net_avg(at)/1000,
net_worst(at)/1000);
} else {
sprintf(newLine, "???");
}
if (strcmp(newLine, Lines[at]) == 0) {
/* The same, so do nothing */
#if DEBUG
printf("SAME LINE\n");
#endif
} else {
printf("%d %s\n", at+1, newLine);
fflush(stdout);
strcpy(Lines[at], newLine);
if (LineCount < (at+1)) {
LineCount = at+1;
}
}
}
}
void split_open(void)
{
int i;
#if DEBUG
printf("split_open()\n");
#endif
LineCount = -1;
for (i=0; i<MAX_LINE_COUNT; i++) {
strcpy(Lines[i], "???");
}
}
void split_close(void)
{
#if DEBUG
printf("split_close()\n");
#endif
}
int split_keyaction(void)
{
#ifdef NO_CURSES
fd_set readfds;
struct timeval tv;
char c;
FD_ZERO (&readfds);
FD_SET (0, &readfds);
tv.tv_sec = 0;
tv.tv_usec = 0;
if (select (1, &readfds, NULL, NULL, &tv) > 0) {
read (0, &c, 1);
} else
return 0;
#else
char c = getch();
#endif
#if DEBUG
printf("split_keyaction()\n");
#endif
if(tolower(c) == 'q')
return ActionQuit;
if(c==3)
return ActionQuit;
if(tolower(c) == 'r')
return ActionReset;
return 0;
}
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