Annotation of embedaddon/mtr/ui/split.c, revision 1.1.1.3
1.1 misho 1: /*
2: mtr -- a network diagnostic tool
3: Copyright (C) 1997 Matt Kimball
4:
5: split.c -- raw output (for inclusion in KDE Network Utilities or others
6: GUI based tools)
7: Copyright (C) 1998 Bertrand Leconte <B.Leconte@mail.dotcom.fr>
8:
9: This program is free software; you can redistribute it and/or modify
1.1.1.3 ! misho 10: it under the terms of the GNU General Public License version 2 as
1.1 misho 11: published by the Free Software Foundation.
12:
13: This program is distributed in the hope that it will be useful,
14: but WITHOUT ANY WARRANTY; without even the implied warranty of
15: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16: GNU General Public License for more details.
17:
1.1.1.2 misho 18: You should have received a copy of the GNU General Public License along
19: with this program; if not, write to the Free Software Foundation, Inc.,
20: 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
1.1 misho 21: */
22:
23: #include "config.h"
24:
25: #include <ctype.h>
26: #include <stdlib.h>
27: #include <stdio.h>
28: #include <string.h>
29: #include <sys/types.h>
30:
31: #include "mtr.h"
32: #include "display.h"
33: #include "dns.h"
34:
35: #include "net.h"
36: #include "split.h"
37: #include "utils.h"
38:
39: #ifdef HAVE_CURSES
40: #if defined(HAVE_NCURSES_H)
41: #include <ncurses.h>
42: #elif defined(HAVE_NCURSES_CURSES_H)
43: #include <ncurses/curses.h>
44: #elif defined(HAVE_CURSES_H)
45: #include <curses.h>
46: #else
47: #error No curses header file available
48: #endif
49: #else
50: #include <sys/time.h>
51: #include <sys/types.h>
52: #include <unistd.h>
53: #endif
54:
55:
56: /* There is 256 hops max in the IP header (coded with a byte) */
57: #define MAX_LINE_COUNT 256
58: #define MAX_LINE_SIZE 256
59:
60: static char Lines[MAX_LINE_COUNT][MAX_LINE_SIZE];
61: static int LineCount;
62:
63:
64: #define DEBUG 0
65:
66:
67: void split_redraw(
68: struct mtr_ctl *ctl)
69: {
70: int max;
71: int at;
72: ip_t *addr;
73: char newLine[MAX_LINE_SIZE];
74: int i;
75:
76: #if DEBUG
77: fprintf(stderr, "split_redraw()\n");
78: #endif
79:
1.1.1.3 ! misho 80: /*
1.1 misho 81: * If there is less lines than last time, we delete them
82: * TEST THIS PLEASE
83: */
84: max = net_max(ctl);
85: for (i = LineCount; i > max; i--) {
86: printf("-%d\n", i);
87: LineCount--;
88: }
89:
90: /*
91: * For each line, we compute the new one and we compare it to the old one
92: */
93: for (at = 0; at < max; at++) {
94: addr = net_addr(at);
1.1.1.2 misho 95: if (addrcmp(addr, &ctl->unspec_addr, ctl->af)) {
1.1 misho 96: char str[256], *name;
97: if (!(name = dns_lookup(ctl, addr)))
1.1.1.3 ! misho 98: name = strlongip(ctl->af, addr);
1.1 misho 99: if (ctl->show_ips) {
100: snprintf(str, sizeof(str), "%s %s", name,
1.1.1.3 ! misho 101: strlongip(ctl->af, addr));
1.1 misho 102: name = str;
103: }
104: /* May be we should test name's length */
105: snprintf(newLine, sizeof(newLine), "%s %d %d %d %d %d %d",
106: name, net_loss(at), net_returned(at), net_xmit(at),
107: net_best(at) / 1000, net_avg(at) / 1000,
108: net_worst(at) / 1000);
109: } else {
110: snprintf(newLine, sizeof(newLine), "???");
111: }
112:
113: if (strcmp(newLine, Lines[at]) == 0) {
114: /* The same, so do nothing */
115: #if DEBUG
116: printf("SAME LINE\n");
117: #endif
118: } else {
119: printf("%d %s\n", at + 1, newLine);
120: fflush(stdout);
121: xstrncpy(Lines[at], newLine, MAX_LINE_SIZE);
122: if (LineCount < (at + 1)) {
123: LineCount = at + 1;
124: }
125: }
126: }
127: }
128:
129:
130: void split_open(
131: void)
132: {
133: int i;
134: #if DEBUG
135: printf("split_open()\n");
136: #endif
137: LineCount = -1;
138: for (i = 0; i < MAX_LINE_COUNT; i++) {
139: xstrncpy(Lines[i], "???", MAX_LINE_SIZE);
140: }
141: }
142:
143:
144: void split_close(
145: void)
146: {
147: #if DEBUG
148: printf("split_close()\n");
149: #endif
150: }
151:
152:
153: int split_keyaction(
154: void)
155: {
156: #ifdef HAVE_CURSES
157: unsigned char c = getch();
158: #else
159: fd_set readfds;
160: struct timeval tv;
161: char c;
162:
163: FD_ZERO(&readfds);
164: FD_SET(0, &readfds);
165: tv.tv_sec = 0;
166: tv.tv_usec = 0;
167:
168: if (select(1, &readfds, NULL, NULL, &tv) > 0) {
1.1.1.3 ! misho 169: if (read(0, &c, 1) <= 0)
1.1.1.2 misho 170: return ActionQuit;
1.1 misho 171: } else
172: return 0;
173: #endif
174:
175: #if DEBUG
176: printf("split_keyaction()\n");
177: #endif
178: if (tolower(c) == 'q')
179: return ActionQuit;
180: if (c == 3)
181: return ActionQuit;
182: if (tolower(c) == 'r')
183: return ActionReset;
184:
185: return 0;
186: }
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