232 lines
6.2 KiB
C
232 lines
6.2 KiB
C
/*
|
||
Copyright (C) 2003, 2004, 2008, 2010 Rocky Bernstein <rocky@gnu.org>
|
||
|
||
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 3 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, see <http://www.gnu.org/licenses/>.
|
||
*/
|
||
|
||
/* This file contains FreeBSD-specific code and implements low-level
|
||
control of the CD drive. Culled initially I think from xine's or
|
||
mplayer's FreeBSD code with lots of modifications.
|
||
*/
|
||
|
||
#ifdef HAVE_CONFIG_H
|
||
# include "config.h"
|
||
#endif
|
||
|
||
#include <cdio/sector.h>
|
||
#include "cdio_assert.h"
|
||
#include "cdio_private.h"
|
||
|
||
/*!
|
||
For ioctl access /dev/acd0c is preferred over /dev/cd0c.
|
||
For cam access /dev/cd0c is preferred. DEFAULT_CDIO_DEVICE and
|
||
DEFAULT_FREEBSD_AM should be consistent.
|
||
*/
|
||
|
||
#ifndef DEFAULT_CDIO_DEVICE
|
||
#define DEFAULT_CDIO_DEVICE "/dev/cd0c"
|
||
#endif
|
||
|
||
#ifndef DEFAULT_FREEBSD_AM
|
||
#define DEFAULT_FREEBSD_AM _AM_CAM
|
||
#endif
|
||
|
||
#include <string.h>
|
||
|
||
#ifdef HAVE_FREEBSD_CDROM
|
||
|
||
#include <stdio.h>
|
||
#include <stdlib.h>
|
||
#include <errno.h>
|
||
#include <unistd.h>
|
||
#include <fcntl.h>
|
||
|
||
#ifdef HAVE_SYS_CDIO_H
|
||
# include <sys/cdio.h>
|
||
#endif
|
||
|
||
#ifndef CDIOCREADAUDIO
|
||
struct ioc_read_audio
|
||
{
|
||
u_char address_format;
|
||
union msf_lba address;
|
||
int nframes;
|
||
u_char* buffer;
|
||
};
|
||
|
||
#define CDIOCREADAUDIO _IOWR('c',31,struct ioc_read_audio)
|
||
#endif
|
||
|
||
#include <sys/cdrio.h>
|
||
|
||
#include <sys/stat.h>
|
||
#include <sys/types.h>
|
||
#include <sys/ioctl.h>
|
||
#include <sys/param.h> /* for __FreeBSD_version */
|
||
|
||
#if (__FreeBSD_version < 500000) && (__FreeBSD_kernel_version < 500000)
|
||
#define DEVICE_POSTFIX "c"
|
||
#else
|
||
#define DEVICE_POSTFIX ""
|
||
#endif
|
||
|
||
#define HAVE_FREEBSD_CAM
|
||
#ifdef HAVE_FREEBSD_CAM
|
||
#include <camlib.h>
|
||
|
||
#include <cam/scsi/scsi_message.h>
|
||
#include <cam/scsi/scsi_pass.h>
|
||
#include <errno.h>
|
||
#define ERRCODE(s) ((((s)[2]&0x0F)<<16)|((s)[12]<<8)|((s)[13]))
|
||
#define EMEDIUMTYPE EINVAL
|
||
#define ENOMEDIUM ENODEV
|
||
#define CREAM_ON_ERRNO(s) do { \
|
||
switch ((s)[12]) \
|
||
{ case 0x04: errno=EAGAIN; break; \
|
||
case 0x20: errno=ENODEV; break; \
|
||
case 0x21: if ((s)[13]==0) errno=ENOSPC; \
|
||
else errno=EINVAL; \
|
||
break; \
|
||
case 0x30: errno=EMEDIUMTYPE; break; \
|
||
case 0x3A: errno=ENOMEDIUM; break; \
|
||
} \
|
||
} while(0)
|
||
#endif /*HAVE_FREEBSD_CAM*/
|
||
|
||
#include <cdio/util.h>
|
||
|
||
#define TOTAL_TRACKS ( p_env->tochdr.ending_track \
|
||
- p_env->tochdr.starting_track + 1)
|
||
#define FIRST_TRACK_NUM (p_env->tochdr.starting_track)
|
||
|
||
typedef enum {
|
||
_AM_NONE,
|
||
_AM_IOCTL,
|
||
_AM_CAM,
|
||
_AM_MMC_RDWR_EXCL,
|
||
} access_mode_t;
|
||
|
||
typedef struct {
|
||
/* Things common to all drivers like this.
|
||
This must be first. */
|
||
generic_img_private_t gen;
|
||
|
||
#ifdef HAVE_FREEBSD_CAM
|
||
char *device;
|
||
struct cam_device *cam;
|
||
union ccb ccb;
|
||
#endif
|
||
|
||
access_mode_t access_mode;
|
||
|
||
bool b_ioctl_init;
|
||
bool b_cam_init;
|
||
|
||
/* Track information */
|
||
struct ioc_toc_header tochdr;
|
||
|
||
/* Entry info for each track. Add 1 for leadout. */
|
||
struct ioc_read_toc_single_entry tocent[CDIO_CD_MAX_TRACKS+1];
|
||
|
||
} _img_private_t;
|
||
|
||
bool cdio_is_cdrom_freebsd_ioctl(char *drive, char *mnttype);
|
||
|
||
track_format_t get_track_format_freebsd_ioctl(const _img_private_t *env,
|
||
track_t i_track);
|
||
bool get_track_green_freebsd_ioctl(const _img_private_t *env,
|
||
track_t i_track);
|
||
|
||
driver_return_code_t eject_media_freebsd_ioctl (_img_private_t *p_env);
|
||
driver_return_code_t eject_media_freebsd_cam (_img_private_t *p_env);
|
||
|
||
void get_drive_cap_freebsd_cam (const _img_private_t *p_env,
|
||
cdio_drive_read_cap_t *p_read_cap,
|
||
cdio_drive_write_cap_t *p_write_cap,
|
||
cdio_drive_misc_cap_t *p_misc_cap);
|
||
|
||
int get_media_changed_freebsd (const void *p_user_data);
|
||
|
||
char *get_mcn_freebsd_ioctl (const _img_private_t *p_env);
|
||
|
||
void free_freebsd_cam (void *obj);
|
||
|
||
/*!
|
||
Using the ioctl method, r nblocks of audio sectors from cd device
|
||
into data starting from lsn. Returns 0 if no error.
|
||
*/
|
||
int read_audio_sectors_freebsd_ioctl (_img_private_t *env, void *data,
|
||
lsn_t lsn, unsigned int nblocks);
|
||
/*!
|
||
Using the CAM method, reads nblocks of mode2 sectors from
|
||
cd device using into data starting from lsn. Returns 0 if no
|
||
error.
|
||
*/
|
||
int read_mode2_sector_freebsd_cam (_img_private_t *env, void *data,
|
||
lsn_t lsn, bool b_form2);
|
||
|
||
/*!
|
||
Using the ioctl method, reads nblocks of mode2 sectors from
|
||
cd device using into data starting from lsn. Returns 0 if no
|
||
error.
|
||
*/
|
||
int read_mode2_sector_freebsd_ioctl (_img_private_t *env, void *data,
|
||
lsn_t lsn, bool b_form2);
|
||
|
||
/*!
|
||
Using the CAM method, reads nblocks of mode2 form2 sectors from
|
||
cd device using into data starting from lsn. Returns 0 if no
|
||
error.
|
||
|
||
Note: if you want form1 sectors, the caller has to pick out the
|
||
appropriate piece.
|
||
*/
|
||
int read_mode2_sectors_freebsd_cam (_img_private_t *env, void *buf,
|
||
lsn_t lsn, unsigned int nblocks);
|
||
|
||
bool read_toc_freebsd_ioctl (_img_private_t *env);
|
||
|
||
/*!
|
||
Run a SCSI MMC command.
|
||
|
||
p_user_data internal CD structure.
|
||
i_timeout time in milliseconds we will wait for the command
|
||
to complete. If this value is -1, use the default
|
||
time-out value.
|
||
i_cdb Size of p_cdb
|
||
p_cdb CDB bytes.
|
||
e_direction direction the transfer is to go.
|
||
i_buf Size of buffer
|
||
p_buf Buffer for data, both sending and receiving
|
||
|
||
Return 0 if no error.
|
||
*/
|
||
int run_mmc_cmd_freebsd_cam( const void *p_user_data,
|
||
unsigned int i_timeout_ms,
|
||
unsigned int i_cdb,
|
||
const mmc_cdb_t *p_cdb,
|
||
cdio_mmc_direction_t e_direction,
|
||
unsigned int i_buf,
|
||
/*in/out*/ void *p_buf );
|
||
|
||
/*!
|
||
Return the size of the CD in logical block address (LBA) units.
|
||
*/
|
||
lsn_t get_disc_last_lsn_freebsd_ioctl (_img_private_t *_obj);
|
||
|
||
bool init_freebsd_cam (_img_private_t *env);
|
||
void free_freebsd_cam (void *user_data);
|
||
|
||
#endif /*HAVE_FREEBSD_CDROM*/
|