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/* wtmp support rubbish (i.e. complete crap)

 *

 * Written by Erik Andersen <andersee@debian.org>

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Library General Public License as

 * published by the Free Software Foundation; either version 2 of the

 * License, or (at your option) any later version.

 *

 * This library 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

 * Library General Public License for more details.

 *

 * You should have received a copy of the GNU Library General Public

 * License along with this library; see the file COPYING.LIB.  If not,

 * write to the Free Software Foundation, Inc., 675 Mass Ave,

 * Cambridge, MA 02139, USA.  */

#include <string.h>

#include <sys/time.h>

#include <time.h>

#include <unistd.h>

#include <utmp.h>

#include <fcntl.h>

#include <sys/file.h>

void logwtmp (const char *line, const char *name, const char *host)

{

    struct utmp lutmp;

    memset (&(lutmp), 0, sizeof (struct utmp));

    lutmp.ut_type = (name && *name)? USER_PROCESS : DEAD_PROCESS;

    lutmp.ut_pid = getpid();

    strncpy(lutmp.ut_line, line, sizeof(lutmp.ut_line)-1);

    strncpy(lutmp.ut_name, name, sizeof(lutmp.ut_name)-1);

    strncpy(lutmp.ut_host, host, sizeof(lutmp.ut_host)-1);

    gettimeofday(&(lutmp.ut_tv), NULL);

    updwtmp(_PATH_WTMP, &(lutmp));

}

#if 0

/* This is enabled in uClibc/libc/misc/utmp/wtent.c */

extern void updwtmp(const char *wtmp_file, const struct utmp *lutmp)

{

    int fd;

    fd = open(wtmp_file, O_APPEND | O_WRONLY, 0);

    if (fd >= 0) {

        if (lockf(fd, F_LOCK, 0)==0) {

            write(fd, (const char *) lutmp, sizeof(struct utmp));

            lockf(fd, F_ULOCK, 0);

            close(fd);

        }

    }

}

#endif