]>
Commit | Line | Data |
---|---|---|
a74aeac6 PR |
1 | /* |
2 | * utmpdump Simple program to dump UTMP and WTMP files in | |
3 | * raw format, so they can be examined. | |
4 | * | |
5 | * Version: @(#)utmpdump.c 13-Aug-1996 1.00 miquels@cistron.nl | |
6 | * | |
7 | * This file is part of the sysvinit suite, | |
8 | * Copyright (C) 1991-1996 Miquel van Smoorenburg. | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; either version 2 of the License, or | |
13 | * (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
23 | */ | |
24 | ||
25 | #include <stdio.h> | |
26 | #include <utmp.h> | |
27 | #include <time.h> | |
28 | ||
29 | void dump(fp) | |
30 | FILE *fp; | |
31 | { | |
32 | struct utmp ut; | |
33 | int f; | |
34 | time_t tm; | |
35 | ||
36 | while (fread(&ut, sizeof(struct utmp), 1, fp) == 1) { | |
37 | for(f = 0; f < 12; f++) if (ut.ut_line[f] == ' ') ut.ut_line[f] = '_'; | |
38 | for(f = 0; f < 8; f++) if (ut.ut_name[f] == ' ') ut.ut_name[f] = '_'; | |
39 | tm = ut.ut_time; | |
40 | printf("[%d] [%05d] [%-4.4s] [%-8.8s] [%-12.12s] [%-15.15s]\n", | |
41 | ut.ut_type, ut.ut_pid, ut.ut_id, ut.ut_user, | |
42 | ut.ut_line, 4 + ctime(&tm)); | |
43 | } | |
44 | } | |
45 | ||
46 | int main(argc, argv) | |
47 | int argc; | |
48 | char **argv; | |
49 | { | |
50 | int f; | |
51 | FILE *fp; | |
52 | ||
53 | if (argc < 2) { | |
54 | argc = 2; | |
55 | argv[1] = UTMP_FILE; | |
56 | } | |
57 | ||
58 | for(f = 1; f < argc; f++) { | |
59 | if (strcmp(argv[f], "-") == 0) { | |
60 | printf("Utmp dump of stdin\n"); | |
61 | dump(stdin); | |
62 | } else if ((fp = fopen(argv[f], "r")) != NULL) { | |
63 | printf("Utmp dump of %s\n", argv[f]); | |
64 | dump(fp); | |
65 | fclose(fp); | |
66 | } else | |
67 | perror(argv[f]); | |
68 | } | |
69 | return(0); | |
70 | } |