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/* vi: set sw=4 ts=4: */
/*
* Mini id implementation for busybox
*
* Copyright (C) 2000 by Randolph Chung <tausq@debian.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include "busybox.h"
#include <stdio.h>
#include <unistd.h>
#include <pwd.h>
#include <grp.h>
#include <getopt.h>
#include <sys/types.h>
extern int id_main(int argc, char **argv)
{
int no_user = 0, no_group = 0, print_real = 0;
char user[9], group[9];
long gid;
long pwnam, grnam;
int opt;
gid = 0;
while ((opt = getopt(argc, argv, "ugr")) > 0) {
switch (opt) {
case 'u':
no_group++;
break;
case 'g':
no_user++;
break;
case 'r':
print_real++;
break;
default:
usage(id_usage);
}
}
if (no_user && no_group) usage(id_usage);
if (argv[optind] == NULL) {
if (print_real) {
my_getpwuid(user, getuid());
my_getgrgid(group, getgid());
} else {
my_getpwuid(user, geteuid());
my_getgrgid(group, getegid());
}
} else {
strncpy(user, argv[optind], 8);
user[8] = '\0';
gid = my_getpwnamegid(user);
my_getgrgid(group, gid);
}
pwnam=my_getpwnam(user);
grnam=my_getgrnam(group);
if (gid == -1 || pwnam==-1 || grnam==-1) {
error_msg_and_die("%s: No such user\n", user);
}
if (no_group)
printf("%ld\n", pwnam);
else if (no_user)
printf("%ld\n", grnam);
else
printf("uid=%ld(%s) gid=%ld(%s)\n", pwnam, user, grnam, group);
return(0);
}
/* END CODE */
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