/*****************************************************************************
* intf_eject.c: CD/DVD-ROM ejection handling functions
*****************************************************************************
- * Copyright (C) 2001, 2002 VideoLAN
- * $Id: intf_eject.c,v 1.1 2002/01/09 02:01:14 sam Exp $
+ * Copyright (C) 2001-2004 the VideoLAN team
+ * $Id$
*
- * Author: Julien Blache <jb@technologeek.org> for the Linux part
- * with code taken from the Linux "eject" command
+ * Authors: Julien Blache <jb@technologeek.org> for the Linux part
+ * with code taken from the Linux "eject" command
+ * Jon Lech Johansen <jon-vl@nanocrew.net> for Darwin
+ * Gildas Bazin <gbazin@netcourrier.com> for Win32
*
* 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
*
* 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, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <string.h>
+/**
+ * \file
+ * This file contain functions to eject CD and DVD drives
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
+
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif
-#include <videolan/vlc.h>
+#ifdef HAVE_FCNTL_H
+# include <fcntl.h>
+#endif
-#ifdef SYS_LINUX
+#ifdef HAVE_DVD_H
+# include <dvd.h>
+#endif
-/* This code could be extended to support CD/DVD-ROM chargers */
+#if defined(__linux__) && defined(HAVE_LINUX_VERSION_H)
# include <linux/version.h>
/* handy macro found in 2.1 kernels, but not in older ones */
# ifndef KERNEL_VERSION
# endif
# include <sys/types.h>
-# include <sys/stat.h>
# include <sys/ioctl.h>
-# include <fcntl.h>
# include <sys/ioctl.h>
+# include <sys/mount.h>
+
# include <linux/cdrom.h>
# if LINUX_VERSION_CODE < KERNEL_VERSION(2,1,0)
# include <linux/ucdrom.h>
# endif
-# include <sys/mount.h>
# include <scsi/scsi.h>
# include <scsi/sg.h>
# include <scsi/scsi_ioctl.h>
+#endif
+#if defined( WIN32 ) && !defined( UNDER_CE )
+# include <mmsystem.h>
#endif
-static int EjectCdrom( int i_fd );
-static int EjectScsi ( int i_fd );
+#include <vlc_interface.h>
-/*
- * Eject using CDROMEJECT ioctl. Return 0 if successful
+/*****************************************************************************
+ * Local prototypes
+ *****************************************************************************/
+#if defined(__linux__) && defined(HAVE_LINUX_VERSION_H)
+static int EjectSCSI ( int i_fd );
+#endif
+
+#undef intf_Eject
+/**
+ * \brief Ejects the CD /DVD
+ * \ingroup vlc_interface
+ * \param p_this the calling vlc_object_t
+ * \param psz_device the CD/DVD to eject
+ * \return 0 on success, 1 on failure, -1 if not implemented
*/
-static int EjectCdrom( int i_fd )
+int intf_Eject( vlc_object_t *p_this, const char *psz_device )
{
- int i_status;
-
- i_status = ioctl( i_fd, CDROMEJECT );
-
- return i_status;
+ VLC_UNUSED(p_this);
+ int i_ret = VLC_SUCCESS;
+
+#ifdef __APPLE__
+ FILE *p_eject;
+ char *psz_disk;
+ char sz_cmd[32];
+
+ /*
+ * The only way to cleanly unmount the disc under MacOS X
+ * is to use the 'disktool' command line utility. It uses
+ * the non-public Disk Arbitration API, which can not be
+ * used by Cocoa or Carbon applications.
+ */
+
+ if( ( psz_disk = (char *)strstr( psz_device, "disk" ) ) != NULL &&
+ strlen( psz_disk ) > 4 )
+ {
+#define EJECT_CMD "/usr/sbin/disktool -e %s 0"
+ snprintf( sz_cmd, sizeof(sz_cmd), EJECT_CMD, psz_disk );
+#undef EJECT_CMD
+
+ if( ( p_eject = popen( sz_cmd, "r" ) ) != NULL )
+ {
+ char psz_result[0x200];
+ i_ret = fread( psz_result, 1, sizeof(psz_result) - 1, p_eject );
+
+ if( i_ret == 0 && ferror( p_eject ) != 0 )
+ {
+ pclose( p_eject );
+ return VLC_EGENERIC;
+ }
+
+ pclose( p_eject );
+
+ psz_result[ i_ret ] = 0;
+
+ if( strstr( psz_result, "Disk Ejected" ) != NULL )
+ {
+ return VLC_SUCCESS;
+ }
+ }
+ }
+
+ return VLC_EGENERIC;
+
+#elif defined(UNDER_CE)
+ msg_Warn( p_this, "CD-Rom ejection unsupported on this platform" );
+ return i_ret;
+
+#elif defined(WIN32)
+ MCI_OPEN_PARMS op;
+ MCI_STATUS_PARMS st;
+ DWORD i_flags;
+ char psz_drive[4];
+
+ memset( &op, 0, sizeof(MCI_OPEN_PARMS) );
+ op.lpstrDeviceType = (LPCSTR)MCI_DEVTYPE_CD_AUDIO;
+
+ strcpy( psz_drive, "X:" );
+ psz_drive[0] = psz_device[0];
+ op.lpstrElementName = psz_drive;
+
+ /* Set the flags for the device type */
+ i_flags = MCI_OPEN_TYPE | MCI_OPEN_TYPE_ID |
+ MCI_OPEN_ELEMENT | MCI_OPEN_SHAREABLE;
+
+ if( !mciSendCommand( 0, MCI_OPEN, i_flags, (uintptr_t)&op ) )
+ {
+ st.dwItem = MCI_STATUS_READY;
+ /* Eject disc */
+ i_ret = mciSendCommand( op.wDeviceID, MCI_SET, MCI_SET_DOOR_OPEN, 0 );
+ /* Release access to the device */
+ mciSendCommand( op.wDeviceID, MCI_CLOSE, MCI_WAIT, 0 );
+ }
+ else i_ret = VLC_EGENERIC;
+
+ return i_ret;
+#else /* WIN32 */
+
+ int i_fd;
+
+ /* This code could be extended to support CD/DVD-ROM chargers */
+
+ i_fd = open( psz_device, O_RDONLY | O_NONBLOCK );
+
+ if( i_fd == -1 )
+ {
+ msg_Err( p_this, "could not open device %s", psz_device );
+ return VLC_EGENERIC;
+ }
+
+#if defined(__linux__) && defined(HAVE_LINUX_VERSION_H)
+ /* Try a simple ATAPI eject */
+ i_ret = ioctl( i_fd, CDROMEJECT, 0 );
+
+ if( i_ret != 0 )
+ {
+ i_ret = EjectSCSI( i_fd );
+ }
+
+ if( i_ret != 0 )
+ {
+ msg_Err( p_this, "could not eject %s", psz_device );
+ }
+
+#elif defined (HAVE_DVD_H)
+ i_ret = ioctl( i_fd, CDROMEJECT, 0 );
+
+#else
+ msg_Warn( p_this, "CD-ROM ejection unsupported on this platform" );
+ i_ret = -1;
+
+#endif
+ close( i_fd );
+
+ return i_ret;
+#endif
}
+/* The following functions are local */
-/*
+#if defined(__linux__) && defined(HAVE_LINUX_VERSION_H)
+/*****************************************************************************
* Eject using SCSI commands. Return 0 if successful
+ *****************************************************************************/
+/**
+ * \brief Ejects the CD /DVD using SCSI commands
+ * \ingroup vlc_interface
+ * This function is local
+ * \param i_fd a device nummber
+ * \return 0 on success, VLC_EGENERIC on failure
*/
-static int EjectScsi( int i_fd )
+static int EjectSCSI( int i_fd )
{
int i_status;
i_status = ioctl( i_fd, SCSI_IOCTL_SEND_COMMAND, (void *)&scsi_cmd );
if( i_status != 0 )
{
- return 1;
+ return VLC_EGENERIC;
}
scsi_cmd.inlen = 0;
i_status = ioctl( i_fd, SCSI_IOCTL_SEND_COMMAND, (void *)&scsi_cmd );
if( i_status != 0 )
{
- return 1;
+ return VLC_EGENERIC;
}
-
+
scsi_cmd.inlen = 0;
scsi_cmd.outlen = 0;
scsi_cmd.cmd[0] = START_STOP;
i_status = ioctl( i_fd, SCSI_IOCTL_SEND_COMMAND, (void *)&scsi_cmd );
if( i_status != 0 )
{
- return 1;
+ return VLC_EGENERIC;
}
-
+
/* Force kernel to reread partition table when new disc inserted */
i_status = ioctl( i_fd, BLKRRPART );
-
+
return i_status;
}
-
-/*
- * returns 0 on success
- * returns 1 on failure
- * returns -1 if not implemented
- *
- * Modify eject_disc() prototype as needed for portability
- */
-
-int intf_Eject( const char *psz_device )
-{
- int i_ret;
-
-#ifdef SYS_LINUX
- int i_fd = 0;
-
- i_fd = open( psz_device, O_RDONLY | O_NONBLOCK );
-
- if( i_fd == -1 )
- {
- intf_ErrMsg( "intf error: couldn't open device %s", psz_device );
- return 1;
- }
-
- if( EjectCdrom(i_fd) == 0 )
- {
- i_ret = 0;
- }
- else if( EjectScsi(i_fd) == 0 )
- {
- i_ret = 0;
- }
- else
- {
- intf_ErrMsg( "intf error: couldn't eject %s", psz_device );
- i_ret = 1;
- }
-
- close( i_fd );
-
-#else
- i_ret = -1;
-
#endif
- return i_ret;
-}