/* * eject implementation for busybox * * Copyright (C) 2004 Peter Willis <psyphreak@phreaker.net> * * 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 * */ /* * This is a simple hack of eject based on something Erik posted in #uclibc. * Most of the dirty work blatantly ripped off from cat.c =) */ #include <fcntl.h> #include <sys/ioctl.h> #include <unistd.h> #include <sys/mount.h> #include <mntent.h> #include "busybox.h" /* various defines swiped from linux/cdrom.h */ #define CDROMCLOSETRAY 0x5319 /* pendant of CDROMEJECT */ #define CDROMEJECT 0x5309 /* Ejects the cdrom media */ #define DEFAULT_CDROM "/dev/cdrom" extern int eject_main(int argc, char **argv) { unsigned long flags; char *device; struct mntent *m; flags = bb_getopt_ulflags(argc, argv, "t"); device=argv[optind] ? : DEFAULT_CDROM; if((m = find_mount_point(device, bb_path_mtab_file))) { if(umount(m->mnt_dir)) bb_error_msg_and_die("Can't umount"); else if(ENABLE_FEATURE_MTAB_SUPPORT) erase_mtab(m->mnt_fsname); } if (ioctl(bb_xopen( device, (O_RDONLY | O_NONBLOCK)), ( flags ? CDROMCLOSETRAY : CDROMEJECT))) { bb_perror_msg_and_die(device); } return(EXIT_SUCCESS); }