1/* 2 * Copyright (C) 2009 Internet Systems Consortium, Inc. ("ISC") 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH 9 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 10 * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, 11 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 12 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 13 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 14 * PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17/* $Id: os.c,v 1.3 2009/06/11 23:47:55 tbox Exp $ */ 18 19/*! \file */ 20 21#include <config.h> 22 23#include <confgen/os.h> 24 25#include <fcntl.h> 26#include <unistd.h> 27#include <sys/types.h> 28#include <pwd.h> 29#include <errno.h> 30#include <stdio.h> 31#include <sys/stat.h> 32 33int 34set_user(FILE *fd, const char *user) { 35 struct passwd *pw; 36 37 pw = getpwnam(user); 38 if (pw == NULL) { 39 errno = EINVAL; 40 return (-1); 41 } 42 return (fchown(fileno(fd), pw->pw_uid, -1)); 43} 44