1/* vi: set sw=4 ts=4: */ 2/* 3 * Mini id implementation for busybox 4 * 5 * Copyright (C) 2000 by Randolph Chung <tausq@debian.org> 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 2 of the License, or 10 * (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 20 * 21 */ 22 23#include "busybox.h" 24#include <stdio.h> 25#include <unistd.h> 26#include <getopt.h> 27#include <string.h> 28#include <sys/types.h> 29 30extern int id_main(int argc, char **argv) 31{ 32 int no_user = 0, no_group = 0, print_real = 0; 33 int name_not_number = 0; 34 char user[9], group[9]; 35 long gid; 36 long pwnam, grnam; 37 int opt; 38 39 gid = 0; 40 41 while ((opt = getopt(argc, argv, "ugrn")) > 0) { 42 switch (opt) { 43 case 'u': 44 no_group++; 45 break; 46 case 'g': 47 no_user++; 48 break; 49 case 'r': 50 print_real++; 51 break; 52 case 'n': 53 name_not_number++; 54 break; 55 default: 56 show_usage(); 57 } 58 } 59 60 if (no_user && no_group) show_usage(); 61 62 if (argv[optind] == NULL) { 63 if (print_real) { 64 my_getpwuid(user, getuid()); 65 my_getgrgid(group, getgid()); 66 } else { 67 my_getpwuid(user, geteuid()); 68 my_getgrgid(group, getegid()); 69 } 70 } else { 71 strncpy(user, argv[optind], 8); 72 user[8] = '\0'; 73 gid = my_getpwnamegid(user); 74 my_getgrgid(group, gid); 75 } 76 77 pwnam=my_getpwnam(user); 78 grnam=my_getgrnam(group); 79 80 if (no_group) { 81 if(name_not_number && user) 82 puts(user); 83 else 84 printf("%ld\n", pwnam); 85 } else if (no_user) { 86 if(name_not_number && group) 87 puts(group); 88 else 89 printf("%ld\n", grnam); 90 } else { 91 printf("uid=%ld(%s) gid=%ld(%s)\n", pwnam, user, grnam, group); 92 } 93 return(0); 94} 95 96 97/* END CODE */ 98