/* * getpw.c - This file is part of the libc-8086/pwd package for ELKS, * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>. * * 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; if not, write to the Free * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * */ #include <sys/types.h> #include <errno.h> #include <stdio.h> #include "config.h" int getpw(uid_t uid, char *buf) { struct passwd *passwd; if (buf == NULL) { __set_errno(EINVAL); return -1; } if ((passwd = getpwuid(uid)) == NULL) return -1; if (sprintf (buf, "%s:%s:%u:%u:%s:%s:%s", passwd->pw_name, passwd->pw_passwd, passwd->pw_gid, passwd->pw_uid, passwd->pw_gecos, passwd->pw_dir, passwd->pw_shell) < 0) { __set_errno(ENOBUFS); return -1; } return 0; }