static const char*
get_access_mode(const char *psz_source)
{
char *psz_src = NULL;
if (!psz_source) {
psz_src = cdio_get_default_device_freebsd();
} else {
psz_src = strdup(psz_source);
}
if (psz_src != NULL) {
if (!(strncmp(psz_src, "/dev/acd", 8))) {
free(psz_src);
return "ioctl";
} else {
char devname[256];
int bytes = readlink(psz_src, devname, 255);
if (bytes > 0) {
devname[bytes]=0;
if (!(strncmp(devname, "acd", 3))) {
free(psz_src);
return "ioctl";
}
}
}
}
if (psz_src != NULL)
free(psz_src);
return "CAM";
}
/*!
Initialization routine. This is the only thing that doesn't
get called via a function pointer. In fact *we* are the
ones to set that up.
*/
CdIo *
cdio_open_am_freebsd (const char *psz_orig_source_name,
const char *psz_access_mode)
{
#ifdef HAVE_FREEBSD_CDROM
CdIo *ret;
_img_private_t *_data;
char *psz_source_name;
int open_access_mode; /* Access mode passed to cdio_generic_init. */
cdio_funcs_t _funcs = {
.audio_get_volume = audio_get_volume_freebsd,
.audio_pause = audio_pause_freebsd,
.audio_play_msf = audio_play_msf_freebsd,
.audio_play_track_index = audio_play_track_index_freebsd,
.audio_read_subchannel = audio_read_subchannel_freebsd,
.audio_resume = audio_resume_freebsd,
.audio_set_volume = audio_set_volume_freebsd,
.audio_stop = audio_stop_freebsd,
.eject_media = eject_media_freebsd,
.free = free_freebsd,
.get_arg = get_arg_freebsd,
.get_blocksize = get_blocksize_mmc,
.get_cdtext = get_cdtext_generic,
.get_cdtext_raw = read_cdtext_generic,
.get_default_device = cdio_get_default_device_freebsd,
.get_devices = cdio_get_devices_freebsd,
.get_disc_last_lsn = get_disc_last_lsn_freebsd,
.get_discmode = get_discmode_generic,
.get_drive_cap = get_drive_cap_freebsd,
.get_first_track_num = get_first_track_num_generic,
.get_media_changed = get_media_changed_freebsd,
.get_mcn = get_mcn_freebsd,
.get_num_tracks = get_num_tracks_generic,
.get_track_channels = get_track_channels_generic,
.get_track_copy_permit = get_track_copy_permit_generic,
.get_track_format = get_track_format_freebsd,
.get_track_green = get_track_green_freebsd,
.get_track_lba = get_track_lba_freebsd,
.get_track_preemphasis = get_track_preemphasis_generic,
.get_track_msf = NULL,
.get_track_isrc = get_track_isrc_freebsd,
.lseek = cdio_generic_lseek,
.read = cdio_generic_read,
.read_audio_sectors = read_audio_sectors_freebsd,
.read_data_sectors = read_data_sectors_mmc,
.read_mode2_sector = read_mode2_sector_freebsd,
.read_mode2_sectors = read_mode2_sectors_freebsd,
.read_toc = read_toc_freebsd,
.run_mmc_cmd = run_mmc_cmd_freebsd,
.set_arg = set_arg_freebsd,
.set_blocksize = set_blocksize_mmc,
.set_speed = set_speed_freebsd,
};
if (!psz_access_mode)
psz_access_mode = get_access_mode(psz_orig_source_name);
_data = calloc(1, sizeof (_img_private_t));
_data->access_mode = str_to_access_mode_freebsd(psz_access_mode);
_data->gen.init = false;
_data->gen.fd = -1;
_data->gen.toc_init = false;
_data->gen.b_cdtext_error = false;
if (NULL == psz_orig_source_name) {
psz_source_name=cdio_get_default_device_freebsd();
if (NULL == psz_source_name) {
cdio_generic_free (_data);
return NULL;
}
_data->device = psz_source_name;
set_arg_freebsd(_data, "source", psz_source_name);
} else {
if (cdio_is_device_generic(psz_orig_source_name)) {
set_arg_freebsd(_data, "source", psz_orig_source_name);
_data->device = strdup(psz_orig_source_name);
} else {
/* The below would be okay if all device drivers worked this way. */
#if 0
cdio_info ("source %s is a not a device", psz_orig_source_name);
#endif
cdio_generic_free (_data);
return NULL;
}
}
ret = cdio_new ((void *)_data, &_funcs);
if (ret == NULL) {
cdio_generic_free (_data);
return NULL;
}
open_access_mode = 0;
if (_AM_MMC_RDWR == _data->access_mode) {
open_access_mode |= O_RDWR;
} else if (_AM_MMC_RDWR_EXCL == _data->access_mode) {
open_access_mode |= O_RDWR;
} else {
open_access_mode |= O_RDONLY;
}
/*
fprintf(stderr,
"libcdio_DEBUG: am = %d (MMC_RDWR_EXCL = %d), open = %d (O_RDWR = %d)\n",
_data->access_mode, _AM_MMC_RDWR_EXCL, open_access_mode, O_RDWR);
*/
if (cdio_generic_init(_data, open_access_mode)) {
if (_AM_MMC_RDWR_EXCL == _data->access_mode) {
int os_errno, pass_dev_no = -1, flock_fd = -1, lock_result;
char msg[4096];
lock_result = freebsd_dev_lock(_data->gen.fd, _data->gen.source_name,
&os_errno, &pass_dev_no, &flock_fd, msg, 0);
if (lock_result <= 0) {
cdio_warn ("%s", msg);
goto err_exit;
}
/* One should rather keep this fd open until _data->gen.fd gets closed.
It eventually locks a device sibling of _data->gen.source_name.
*/
if (flock_fd > 0)
close(flock_fd);
}
if ( _data->access_mode == _AM_IOCTL ) {
return ret;
} else {
if (init_freebsd_cam(_data))
return ret;
}
}
err_exit:
free(ret);
cdio_generic_free(_data);
return NULL;
#else
return NULL;
#endif /* HAVE_FREEBSD_CDROM */
}
/*!
Initialization routine. This is the only thing that doesn't
get called via a function pointer. In fact *we* are the
ones to set that up.
*/
CdIo *
cdio_open_am_freebsd (const char *psz_orig_source_name,
const char *psz_access_mode)
{
#ifdef HAVE_FREEBSD_CDROM
CdIo *ret;
_img_private_t *_data;
char *psz_source_name;
if (!psz_access_mode)
psz_access_mode = get_access_mode(psz_orig_source_name);
cdio_funcs_t _funcs = {
.audio_get_volume = audio_get_volume_freebsd,
.audio_pause = audio_pause_freebsd,
.audio_play_msf = audio_play_msf_freebsd,
.audio_play_track_index = audio_play_track_index_freebsd,
.audio_read_subchannel = audio_read_subchannel_freebsd,
.audio_resume = audio_resume_freebsd,
.audio_set_volume = audio_set_volume_freebsd,
.audio_stop = audio_stop_freebsd,
.eject_media = eject_media_freebsd,
.free = free_freebsd,
.get_arg = get_arg_freebsd,
.get_blocksize = get_blocksize_mmc,
.get_cdtext = get_cdtext_generic,
.get_default_device = cdio_get_default_device_freebsd,
.get_devices = cdio_get_devices_freebsd,
.get_disc_last_lsn = get_disc_last_lsn_freebsd,
.get_discmode = get_discmode_generic,
.get_drive_cap = get_drive_cap_freebsd,
.get_first_track_num = get_first_track_num_generic,
.get_media_changed = get_media_changed_freebsd,
.get_mcn = get_mcn_freebsd,
.get_num_tracks = get_num_tracks_generic,
.get_track_channels = get_track_channels_generic,
.get_track_copy_permit = get_track_copy_permit_generic,
.get_track_format = get_track_format_freebsd,
.get_track_green = get_track_green_freebsd,
.get_track_lba = get_track_lba_freebsd,
.get_track_preemphasis = get_track_preemphasis_generic,
.get_track_msf = NULL,
.lseek = cdio_generic_lseek,
.read = cdio_generic_read,
.read_audio_sectors = read_audio_sectors_freebsd,
.read_data_sectors = read_data_sectors_mmc,
.read_mode2_sector = read_mode2_sector_freebsd,
.read_mode2_sectors = read_mode2_sectors_freebsd,
.read_toc = read_toc_freebsd,
.run_mmc_cmd = run_mmc_cmd_freebsd,
.set_arg = set_arg_freebsd,
.set_blocksize = set_blocksize_mmc,
.set_speed = set_speed_freebsd,
};
_data = calloc(1, sizeof (_img_private_t));
_data->access_mode = str_to_access_mode_freebsd(psz_access_mode);
_data->gen.init = false;
_data->gen.fd = -1;
_data->gen.toc_init = false;
_data->gen.b_cdtext_init = false;
_data->gen.b_cdtext_error = false;
if (NULL == psz_orig_source_name) {
psz_source_name=cdio_get_default_device_freebsd();
if (NULL == psz_source_name) return NULL;
_data->device = psz_source_name;
set_arg_freebsd(_data, "source", psz_source_name);
} else {
if (cdio_is_device_generic(psz_orig_source_name)) {
set_arg_freebsd(_data, "source", psz_orig_source_name);
_data->device = strdup(psz_orig_source_name);
} else {
/* The below would be okay if all device drivers worked this way. */
#if 0
cdio_info ("source %s is a not a device", psz_orig_source_name);
#endif
free(_data);
return NULL;
}
}
ret = cdio_new ((void *)_data, &_funcs);
if (ret == NULL) return NULL;
if (cdio_generic_init(_data, O_RDONLY))
if ( _data->access_mode == _AM_IOCTL ) {
return ret;
} else {
if (init_freebsd_cam(_data))
return ret;
else {
cdio_generic_free (_data);
return NULL;
}
}
else {
cdio_generic_free (_data);
return NULL;
}
#else
return NULL;
#endif /* HAVE_FREEBSD_CDROM */
}
