mirror of
https://github.com/sheumann/hush.git
synced 2024-11-19 08:31:11 +00:00
59b9e87024
* zcat works again (wasn't working since option parsing was broken) * more doc updates/more support for BB_FEATURE_SIMPLE_HELP -Erik
64 lines
1.4 KiB
C
64 lines
1.4 KiB
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* public domain -- Dave 'Kill a Cop' Cinege <dcinege@psychosis.com>
|
|
*
|
|
* dutmp
|
|
* Takes utmp formated file on stdin and dumps it's contents
|
|
* out in colon delimited fields. Easy to 'cut' for shell based
|
|
* versions of 'who', 'last', etc. IP Addr is output in hex,
|
|
* little endian on x86.
|
|
*
|
|
* made against libc6
|
|
*/
|
|
|
|
#include "internal.h"
|
|
#include <stdio.h>
|
|
#include <errno.h>
|
|
#define BB_DECLARE_EXTERN
|
|
#define bb_need_io_error
|
|
#include "messages.c"
|
|
|
|
#if defined(__GLIBC__)
|
|
#include <utmp.h>
|
|
#else
|
|
#include <utmp-wrap.h>
|
|
#define utmp new_utmp
|
|
#endif
|
|
|
|
|
|
static const char dutmp_usage[] = "dutmp [FILE]\n"
|
|
#ifndef BB_FEATURE_TRIVIAL_HELP
|
|
"\nDump utmp file format (pipe delimited) from FILE\n"
|
|
"or stdin to stdout. (i.e. 'dutmp /var/run/utmp')\n"
|
|
#endif
|
|
;
|
|
|
|
extern int dutmp_main(int argc, char **argv)
|
|
{
|
|
|
|
FILE *f;
|
|
struct utmp ut;
|
|
|
|
if (argc<2) {
|
|
f = stdin;
|
|
} else if (*argv[1] == '-' ) {
|
|
usage(dutmp_usage);
|
|
} else {
|
|
f = fopen(argv[1], "r");
|
|
if (f == NULL) {
|
|
fatalError(io_error, argv[1], strerror(errno));
|
|
}
|
|
}
|
|
|
|
while (fread(&ut, sizeof(struct utmp), 1, f)) {
|
|
printf("%d|%d|%s|%s|%s|%s|%d|%d|%ld|%ld|%ld|%x\n",
|
|
ut.ut_type, ut.ut_pid, ut.ut_line,
|
|
ut.ut_id, ut.ut_user, ut.ut_host,
|
|
ut.ut_exit.e_termination, ut.ut_exit.e_exit,
|
|
ut.ut_session, ut.ut_tv.tv_sec, ut.ut_tv.tv_usec,
|
|
ut.ut_addr_v6[0]);
|
|
}
|
|
|
|
exit(TRUE);
|
|
}
|