Commit fd1b32a3 authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont

intf_Eject: remove Linux <= 2.0 support, fix error handling

parent 876ebf08
...@@ -34,53 +34,83 @@ ...@@ -34,53 +34,83 @@
#endif #endif
#include <vlc_common.h> #include <vlc_common.h>
#include <vlc_fs.h>
#include <vlc_interface.h>
#ifdef HAVE_UNISTD_H #if defined( WIN32 ) && !defined( UNDER_CE )
# include <unistd.h> # include <mmsystem.h>
#endif #elif defined(__linux__)
#ifdef HAVE_FCNTL_H
# include <fcntl.h>
#endif
#ifdef HAVE_DVD_H
# include <dvd.h>
#endif
#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
# define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
# endif
# include <sys/types.h> # include <sys/types.h>
# include <sys/ioctl.h> # include <unistd.h>
# include <fcntl.h>
# include <sys/ioctl.h> # include <sys/ioctl.h>
# include <sys/mount.h> # include <sys/mount.h>
# include <linux/cdrom.h> # include <linux/cdrom.h>
# if LINUX_VERSION_CODE < KERNEL_VERSION(2,1,0)
# include <linux/ucdrom.h>
# endif
# include <scsi/scsi.h> # include <scsi/scsi.h>
# include <scsi/sg.h> # include <scsi/sg.h>
# include <scsi/scsi_ioctl.h> # include <scsi/scsi_ioctl.h>
#elif defined (HAVE_DVD_H)
# include <unistd.h>
# include <fcntl.h>
# include <dvd.h>
#endif #endif
#if defined( WIN32 ) && !defined( UNDER_CE ) #if defined(__linux__)
# include <mmsystem.h> /**
#endif * \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 )
{
struct sdata
{
int inlen;
int outlen;
char cmd[256];
} scsi_cmd;
#include <vlc_interface.h> scsi_cmd.inlen = 0;
scsi_cmd.outlen = 0;
scsi_cmd.cmd[0] = ALLOW_MEDIUM_REMOVAL;
scsi_cmd.cmd[1] = 0;
scsi_cmd.cmd[2] = 0;
scsi_cmd.cmd[3] = 0;
scsi_cmd.cmd[4] = 0;
scsi_cmd.cmd[5] = 0;
if( ioctl( i_fd, SCSI_IOCTL_SEND_COMMAND, (void *)&scsi_cmd ) < 0 )
return VLC_EGENERIC;
/***************************************************************************** scsi_cmd.inlen = 0;
* Local prototypes scsi_cmd.outlen = 0;
*****************************************************************************/ scsi_cmd.cmd[0] = START_STOP;
#if defined(__linux__) && defined(HAVE_LINUX_VERSION_H) scsi_cmd.cmd[1] = 0;
static int EjectSCSI ( int i_fd ); scsi_cmd.cmd[2] = 0;
scsi_cmd.cmd[3] = 0;
scsi_cmd.cmd[4] = 1;
scsi_cmd.cmd[5] = 0;
if( ioctl( i_fd, SCSI_IOCTL_SEND_COMMAND, (void *)&scsi_cmd ) < 0 )
return VLC_EGENERIC;
scsi_cmd.inlen = 0;
scsi_cmd.outlen = 0;
scsi_cmd.cmd[0] = START_STOP;
scsi_cmd.cmd[1] = 0;
scsi_cmd.cmd[2] = 0;
scsi_cmd.cmd[3] = 0;
scsi_cmd.cmd[4] = 2;
scsi_cmd.cmd[5] = 0;
if( ioctl( i_fd, SCSI_IOCTL_SEND_COMMAND, (void *)&scsi_cmd ) < 0 )
return VLC_EGENERIC;
/* Force kernel to reread partition table when new disc inserted */
ioctl( i_fd, BLKRRPART );
return VLC_SUCCESS;
}
#endif #endif
#undef intf_Eject #undef intf_Eject
...@@ -94,12 +124,12 @@ static int EjectSCSI ( int i_fd ); ...@@ -94,12 +124,12 @@ static int EjectSCSI ( int i_fd );
int intf_Eject( vlc_object_t *p_this, const char *psz_device ) int intf_Eject( vlc_object_t *p_this, const char *psz_device )
{ {
VLC_UNUSED(p_this); VLC_UNUSED(p_this);
int i_ret = VLC_SUCCESS;
#ifdef __APPLE__ #ifdef __APPLE__
FILE *p_eject; FILE *p_eject;
char *psz_disk; char *psz_disk;
char sz_cmd[32]; char sz_cmd[32];
int i_ret;
/* /*
* The only way to cleanly unmount the disc under MacOS X * The only way to cleanly unmount the disc under MacOS X
...@@ -139,10 +169,6 @@ int intf_Eject( vlc_object_t *p_this, const char *psz_device ) ...@@ -139,10 +169,6 @@ int intf_Eject( vlc_object_t *p_this, const char *psz_device )
return VLC_EGENERIC; return VLC_EGENERIC;
#elif defined(UNDER_CE)
msg_Warn( p_this, "CD-Rom ejection unsupported on this platform" );
return i_ret;
#elif defined(WIN32) #elif defined(WIN32)
MCI_OPEN_PARMS op; MCI_OPEN_PARMS op;
DWORD i_flags; DWORD i_flags;
...@@ -159,128 +185,41 @@ int intf_Eject( vlc_object_t *p_this, const char *psz_device ) ...@@ -159,128 +185,41 @@ int intf_Eject( vlc_object_t *p_this, const char *psz_device )
i_flags = MCI_OPEN_TYPE | MCI_OPEN_TYPE_ID | i_flags = MCI_OPEN_TYPE | MCI_OPEN_TYPE_ID |
MCI_OPEN_ELEMENT | MCI_OPEN_SHAREABLE; MCI_OPEN_ELEMENT | MCI_OPEN_SHAREABLE;
if( !mciSendCommand( 0, MCI_OPEN, i_flags, (uintptr_t)&op ) ) if( mciSendCommand( 0, MCI_OPEN, i_flags, (uintptr_t)&op ) )
{ return VLC_EGENERIC;
/* 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; /* Eject disc */
#else /* WIN32 */ mciSendCommand( op.wDeviceID, MCI_SET, MCI_SET_DOOR_OPEN, 0 );
/* Release access to the device */
mciSendCommand( op.wDeviceID, MCI_CLOSE, MCI_WAIT, 0 );
int i_fd; return VLC_SUCCESS;
#elif defined (__linux__) || defined (HAVE_DVD_H)
/* This code could be extended to support CD/DVD-ROM chargers */ /* This code could be extended to support CD/DVD-ROM chargers */
int fd = vlc_open( psz_device, O_RDONLY | O_NONBLOCK );
i_fd = open( psz_device, O_RDONLY | O_NONBLOCK ); if( fd == -1 )
if( i_fd == -1 )
{ {
msg_Err( p_this, "could not open device %s", psz_device ); msg_Err( p_this, "could not open device %s", psz_device );
return VLC_EGENERIC; return VLC_EGENERIC;
} }
#if defined(__linux__) && defined(HAVE_LINUX_VERSION_H) # if defined(__linux__)
/* Try a simple ATAPI eject */ /* Try a simple ATAPI eject */
i_ret = ioctl( i_fd, CDROMEJECT, 0 ); if( ioctl( fd, CDROMEJECT, 0 ) < 0
&& EjectSCSI( fd ) )
if( i_ret != 0 ) # else
{ if( ioctl( fd, CDROMEJECT, 0 ) < 0 )
i_ret = EjectSCSI( i_fd ); # endif
}
if( i_ret != 0 )
{ {
msg_Err( p_this, "could not eject %s", psz_device ); msg_Err( p_this, "could not eject %s", psz_device );
close( fd );
return VLC_EGENERIC;
} }
return VLC_SUCCESS;
#elif defined (HAVE_DVD_H)
i_ret = ioctl( i_fd, CDROMEJECT, 0 );
#else #else
msg_Warn( p_this, "CD-ROM ejection unsupported on this platform" ); msg_Warn( p_this, "CD-Rom ejection unsupported on this platform" );
i_ret = -1; return VLC_EGENERIC;
#endif
close( i_fd );
return i_ret;
#endif #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 )
{
int i_status;
struct sdata
{
int inlen;
int outlen;
char cmd[256];
} scsi_cmd;
scsi_cmd.inlen = 0;
scsi_cmd.outlen = 0;
scsi_cmd.cmd[0] = ALLOW_MEDIUM_REMOVAL;
scsi_cmd.cmd[1] = 0;
scsi_cmd.cmd[2] = 0;
scsi_cmd.cmd[3] = 0;
scsi_cmd.cmd[4] = 0;
scsi_cmd.cmd[5] = 0;
i_status = ioctl( i_fd, SCSI_IOCTL_SEND_COMMAND, (void *)&scsi_cmd );
if( i_status != 0 )
{
return VLC_EGENERIC;
}
scsi_cmd.inlen = 0;
scsi_cmd.outlen = 0;
scsi_cmd.cmd[0] = START_STOP;
scsi_cmd.cmd[1] = 0;
scsi_cmd.cmd[2] = 0;
scsi_cmd.cmd[3] = 0;
scsi_cmd.cmd[4] = 1;
scsi_cmd.cmd[5] = 0;
i_status = ioctl( i_fd, SCSI_IOCTL_SEND_COMMAND, (void *)&scsi_cmd );
if( i_status != 0 )
{
return VLC_EGENERIC;
}
scsi_cmd.inlen = 0;
scsi_cmd.outlen = 0;
scsi_cmd.cmd[0] = START_STOP;
scsi_cmd.cmd[1] = 0;
scsi_cmd.cmd[2] = 0;
scsi_cmd.cmd[3] = 0;
scsi_cmd.cmd[4] = 2;
scsi_cmd.cmd[5] = 0;
i_status = ioctl( i_fd, SCSI_IOCTL_SEND_COMMAND, (void *)&scsi_cmd );
if( i_status != 0 )
{
return VLC_EGENERIC;
}
/* Force kernel to reread partition table when new disc inserted */
i_status = ioctl( i_fd, BLKRRPART );
return i_status;
}
#endif
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