claunia/libcdio-osx
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Add a couple of routines to pass back the driver used in getting a

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drive.  Speeds up a little the task of opening the drive. Is now used
in cd-drive and cd-info.
This commit is contained in:
rocky
2004-08-27 04:17:08 +00:00
parent 8b61fa9ea5
commit 7454e4375e
4 changed files with 75 additions and 33 deletions
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47
include/cdio/cdio.h
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@@ -1,5 +1,5 @@
/* -*- c -*-
$Id: cdio.h,v 1.61 2004/08/27 02:50:13 rocky Exp $
$Id: cdio.h,v 1.62 2004/08/27 04:17:08 rocky Exp $
Copyright (C) 2001 Herbert Valerio Riedel <hvr@gnu.org>
Copyright (C) 2003, 2004 Rocky Bernstein <rocky@panix.com>
@@ -145,7 +145,7 @@ extern "C" {
@param cd_obj the CD object to eliminated.
*/
void cdio_destroy (CdIo *cd_obj);
void cdio_destroy (CdIo *p_cdio);
/*!
Free device list returned by cdio_get_devices or
@@ -198,9 +198,19 @@ extern "C" {
after dereferencing the the value is NULL. This also means nothing
was found.
*/
char ** cdio_get_devices_with_cap (char* search_devices[],
char ** cdio_get_devices_with_cap (char* ppsz_search_devices[],
cdio_fs_anal_t capabilities, bool any);
/*!
Like cdio_get_devices_with_cap but we return the driver we found
as well. This is because often one wants to search for kind of drive
and then *open* it afterwards. Giving the driver back facilitates this,
and speeds things up for libcdio as well.
*/
char ** cdio_get_devices_with_cap_ret (/*out*/ char* ppsz_search_devices[],
cdio_fs_anal_t capabilities, bool any,
/*out*/ driver_id_t *p_driver_id);
/*! Return an array of device names. If you want a specific
devices for a driver, give that device. If you want hardware
devices, give DRIVER_DEVICE and if you want all possible devices,
@@ -212,7 +222,16 @@ extern "C" {
there is no media in it and it is possible for this routine to return
NULL even though there may be a hardware CD-ROM.
*/
char ** cdio_get_devices (driver_id_t driver);
char ** cdio_get_devices (driver_id_t driver_id);
/*! Like cdio_get_devices, but we may change the p_driver_id if we
were given DRIVER_DEVICE or DRIVER_UNKNOWN. This is because
often one wants to get a drive name and then *open* it
afterwards. Giving the driver back facilitates this, and speeds
things up for libcdio as well.
*/
char ** cdio_get_devices_ret (/*in/out*/ driver_id_t *p_driver_id);
/*!
Get the default CD device.
@@ -227,7 +246,7 @@ extern "C" {
there is no media in it and it is possible for this routine to return
NULL even though there may be a hardware CD-ROM.
*/
char * cdio_get_default_device (const CdIo *cd_obj);
char * cdio_get_default_device (const CdIo *p_cdio);
/*!
Get the what kind of device we've got.
@@ -239,7 +258,7 @@ extern "C" {
there is no media in it and it is possible for this routine to return
NULL even though there may be a hardware CD-ROM.
*/
void cdio_get_drive_cap (const CdIo *cd_obj,
void cdio_get_drive_cap (const CdIo *p_cdio,
cdio_drive_read_cap_t *p_read_cap,
cdio_drive_write_cap_t *p_write_cap,
cdio_drive_misc_cap_t *p_misc_cap);
@@ -276,7 +295,7 @@ extern "C" {
string when done with it.
*/
char * cdio_get_mcn (const CdIo *cd_obj);
char * cdio_get_mcn (const CdIo *p_cdio);
/*!
Get a string containing the name of the driver in use.
@@ -284,7 +303,7 @@ extern "C" {
@return a string with driver name or NULL if CdIo is NULL (we
haven't initialized a specific device.
*/
const char * cdio_get_driver_name (const CdIo *cd_obj);
const char * cdio_get_driver_name (const CdIo *p_cdio);
/*!
Get the driver id.
@@ -293,7 +312,7 @@ extern "C" {
@return the driver id..
*/
driver_id_t cdio_get_driver_id (const CdIo *cd_obj);
driver_id_t cdio_get_driver_id (const CdIo *p_cdio);
/*!
Get the number of the first track.
@@ -301,14 +320,14 @@ extern "C" {
@return the track number or CDIO_INVALID_TRACK
on error.
*/
track_t cdio_get_first_track_num(const CdIo *cd_obj);
track_t cdio_get_first_track_num(const CdIo *p_cdio);
/*!
Get disc mode - the kind of CD (CD-DA, CD-ROM mode 1, CD-MIXED, etc.
that we've got. The notion of "CD" is extended a little to include
DVD's.
*/
discmode_t cdio_get_discmode (CdIo *cd_obj);
discmode_t cdio_get_discmode (CdIo *p_cdio);
/*!
Get the number of tracks on the CD.
@@ -316,12 +335,12 @@ extern "C" {
@return the number of tracks, or CDIO_INVALID_TRACK if there is
an error.
*/
track_t cdio_get_num_tracks (const CdIo *cd_obj);
track_t cdio_get_num_tracks (const CdIo *p_cdio);
/*!
Get the format (audio, mode2, mode1) of track.
*/
track_format_t cdio_get_track_format(const CdIo *cd_obj, track_t i_track);
track_format_t cdio_get_track_format(const CdIo *p_cdio, track_t i_track);
/*!
Return true if we have XA data (green, mode2 form1) or
@@ -331,7 +350,7 @@ extern "C" {
FIXME: there's gotta be a better design for this and get_track_format?
*/
bool cdio_get_track_green(const CdIo *cd_obj, track_t i_track);
bool cdio_get_track_green(const CdIo *p_cdio, track_t i_track);
/*!
Get the starting LBA for track number