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Re: [Libcdio-devel] [PATCH] OS/2 support
From: |
Rocky Bernstein |
Subject: |
Re: [Libcdio-devel] [PATCH] OS/2 support |
Date: |
Sun, 8 Feb 2009 05:59:10 -0500 |
Sorry for the delay. The OS2 patches should now be in the libcdio git
repository.
I had some problems applying the patch. (Patch wants the original listed
first, not second and it would have been helpful to attach this as a
separate file).
I have no way to check whether these changes work. So please double check my
work. (I often make mistakes ;-)
Thanks.
On Mon, Jan 12, 2009 at 8:31 AM, KO Myung-Hun <address@hidden> wrote:
> Hi/2.
>
> These patches add a OS/2 driver for libcdio-0.81.
>
> Review, please.
>
> --
> KO Myung-Hun
>
> Using Mozilla SeaMonkey 1.1.14
> Under OS/2 Warp 4 for Korean with FixPak #15
> On AMD ThunderBird 1 GHz with 512 MB RAM
>
> Korean OS/2 User Community : http://www.ecomstation.co.kr
>
>
>
> diff -buNr configure.ac.org configure.ac
> --- configure.ac.org 2008-10-26 23:48:24.000000000 +0900
> +++ configure.ac 2009-01-09 02:09:10.000000000 +0900
> @@ -529,6 +529,13 @@
> # LIBS="$LIBS -lcam"
> cd_drivers="${cd_drivers}, NetBSD "
> ;;
> + os2*)
> + AC_DEFINE([HAVE_OS2_CDROM], [1],
> + [Define 1 if you have OS/2 CD-ROM support])
> + LT_NO_UNDEFINED="-no-undefined"
> + LDFLAGS="$LDFLAGS -Zbin-files"
> + cd_drivers="${cd_drivers}, OS2 "
> + ;;
> *)
> AC_MSG_WARN([Don't have OS CD-reading support for ${host_os}...])
> AC_MSG_WARN([Will use generic support.])
> @@ -563,6 +570,7 @@
> AC_SUBST(HAVE_LINUX_CDROM)
> AC_SUBST(HAVE_SOLARIS_CDROM)
> AC_SUBST(HAVE_WIN32_CDROM)
> +AC_SUBST(HAVE_OS2_CDROM)
>
> LIBCDIO_SOURCE_PATH="`pwd`"
> AC_DEFINE_UNQUOTED(LIBCDIO_SOURCE_PATH, "$LIBCDIO_SOURCE_PATH",
> diff -buNr include/cdio/device.h.org include/cdio/device.h
> --- include/cdio/device.h.org 2008-03-27 18:28:36.000000000 +0900
> +++ include/cdio/device.h 2009-01-12 22:05:00.000000000 +0900
> @@ -159,6 +159,7 @@
> DRIVER_OSX, /**< Apple OSX Driver */
> DRIVER_WIN32, /**< Microsoft Windows Driver. Includes ASPI and
> ioctl access. */
> + DRIVER_OS2, /**< OS/2 Driver */
> DRIVER_NETBSD, /**< NetBSD Driver. */
> DRIVER_CDRDAO, /**< cdrdao format CD image. This is listed
> before BIN/CUE, to make the code prefer cdrdao
> @@ -810,6 +811,44 @@
>
> char **cdio_get_devices_win32(void);
>
> + /*! Set up CD-ROM for reading using the IBM OS/2 driver. The
> + device_name is the some sort of device name.
> +
> + NULL is returned on error or there is no OS/2 driver.
> +
> + In some situations of drivers or OS's we can't find a CD device if
> + 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.
> +
> + @see cdio_open_cd, cdio_open
> + */
> + CdIo_t * cdio_open_os2 (const char *psz_source);
> +
> + /*! Set up CD-ROM for reading using the IBM OS/2 driver. The
> + device_name is the some sort of device name.
> +
> + NULL is returned on error or there is no OS/2 driver.
> +
> + @see cdio_open_cd, cdio_open
> + */
> + CdIo_t * cdio_open_am_os2 (const char *psz_source,
> + const char *psz_access_mode);
> +
> + /*! Return a string containing the default device name that the
> + OS/2 driver would use when none is specified. A scan is made
> + for CD-ROM drives with CDs in them.
> +
> + In some situations of drivers or OS's we can't find a CD device if
> + 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_os2(void);
> +
> + /*! Return a list of all of the CD-ROM devices that the OS/2 driver
> + can find.
> + */
> + char **cdio_get_devices_os2(void);
> +
> /*! Set up CD-ROM for reading using the Nero driver. The
> device_name is the some sort of device name.
>
> diff -buNr
> lib/cdda_interface/common_interface.h.orglib/cdda_interface/common_interface.h
> --- lib/cdda_interface/common_interface.h.org 2008-04-23
> 23:59:52.000000000 +0900
> +++ lib/cdda_interface/common_interface.h 2009-01-09
> 01:59:08.000000000 +0900
> @@ -28,7 +28,7 @@
> #include <cdio/types.h>
> #include "low_interface.h"
>
> -#if defined(HAVE_LSTAT) && !defined(HAVE_WIN32_CDROM)
> +#if defined(HAVE_LSTAT) && !defined(HAVE_WIN32_CDROM) &&
> !defined(HAVE_OS2_CDROM)
> /* Define this if the CD-ROM device is a file in the filesystem
> that can be lstat'd
> */
> diff -buNr lib/driver/cdio_private.h.org lib/driver/cdio_private.h
> --- lib/driver/cdio_private.h.org 2008-04-23 23:59:52.000000000
> +0900
> +++ lib/driver/cdio_private.h 2009-01-12 22:05:42.000000000 +0900
> @@ -488,6 +488,7 @@
> driver_return_code_t close_tray_osx (const char *psz_drive);
> driver_return_code_t close_tray_solaris (const char *psz_drive);
> driver_return_code_t close_tray_win32 (const char *psz_drive);
> + driver_return_code_t close_tray_os2 (const char *psz_drive);
>
> bool cdio_have_netbsd(void);
> CdIo_t * cdio_open_netbsd (const char *psz_source);
> @@ -531,6 +532,10 @@
> True if Microsoft Windows driver is available. */
> bool cdio_have_win32 (void);
>
> + /*! DEPRICATED: use cdio_have_driver().
> + True if IBM OS/2 driver is available. */
> + bool cdio_have_os2 (void);
> +
> /*! True if Nero driver is available. */
> bool cdio_have_nrg (void);
>
> diff -buNr lib/driver/device.c.org lib/driver/device.c
> --- lib/driver/device.c.org 2008-04-23 23:59:52.000000000 +0900
> +++ lib/driver/device.c 2009-01-09 01:59:08.000000000 +0900
> @@ -71,6 +71,8 @@
> const driver_id_t cdio_os_driver = DRIVER_SOLARIS;
> #elif HAVE_DARWIN_WIN32
> const driver_id_t cdio_os_driver = DRIVER_WIN32;
> +#elif HAVE_OS2_CDROM
> +const driver_id_t cdio_os_driver = DRIVER_OS2;
> #else
> const driver_id_t cdio_os_driver = DRIVER_UNKNOWN;
> #endif
> @@ -213,6 +215,19 @@
> &close_tray_win32
> },
>
> + {DRIVER_OS2,
> + CDIO_SRC_IS_DEVICE_MASK|CDIO_SRC_IS_NATIVE_MASK|CDIO_SRC_IS_SCSI_MASK,
> + "OS2",
> + "IBM OS/2 driver",
> + &cdio_have_os2,
> + &cdio_open_os2,
> + &cdio_open_am_os2,
> + &cdio_get_default_device_os2,
> + &cdio_is_device_os2,
> + &cdio_get_devices_os2,
> + &close_tray_os2
> + },
> +
> {DRIVER_CDRDAO,
> CDIO_SRC_IS_DISK_IMAGE_MASK,
> "CDRDAO",
> @@ -939,6 +954,7 @@
> case DRIVER_SOLARIS:
> case DRIVER_WIN32:
> case DRIVER_OSX:
> + case DRIVER_OS2:
> case DRIVER_NRG:
> case DRIVER_BINCUE:
> case DRIVER_CDRDAO:
> diff -buNr lib/driver/generic.h.org lib/driver/generic.h
> --- lib/driver/generic.h.org 2008-04-23 23:59:52.000000000 +0900
> +++ lib/driver/generic.h 2009-01-09 02:26:50.000000000 +0900
> @@ -134,6 +134,12 @@
> */
> bool cdio_is_device_win32(const char *source_name);
>
> + /*!
> + Return true if source_name could be a device containing a CD-ROM on
> + OS/2
> + */
> + bool cdio_is_device_os2(const char *source_name);
> +
>
> /*!
> Return true if source_name could be a device containing a CD-ROM on
> diff -buNr lib/driver/Makefile.am.org lib/driver/Makefile.am
> --- lib/driver/Makefile.am.org 2008-10-19 18:25:30.000000000 +0900
> +++ lib/driver/Makefile.am 2009-01-06 12:42:40.000000000 +0900
> @@ -90,6 +90,7 @@
> MSWindows/win32.h \
> netbsd.c \
> osx.c \
> + os2.c \
> read.c \
> sector.c \
> solaris.c \
> diff -buNr lib/driver/os2.c.org lib/driver/os2.c
> --- lib/driver/os2.c.org 2009-01-09 23:57:26.000000000 +0900
> +++ lib/driver/os2.c 2009-01-11 17:49:36.000000000 +0900
> @@ -0,0 +1,1554 @@
> +/*
> + $Id: os2.c,v 1.30 2008/04/21 18:30:21 karl Exp $
> +
> + Copyright (C) 2009 KO Myung-Hun <address@hidden>
> +
> + 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 OS/2-specific code using the DosDevIOCtl
> + access method.
> +*/
> +
> +#ifdef HAVE_CONFIG_H
> +# include "config.h"
> +#endif
> +
> +static const char _rcsid[] = "$Id: os2.c,v 1.30 2008/04/21 18:30:21 karl
> Exp $";
> +
> +#include <cdio/cdio.h>
> +#include <cdio/sector.h>
> +#include <cdio/util.h>
> +#include <cdio/mmc.h>
> +#include "cdio_assert.h"
> +#include "cdio_private.h"
> +
> +#include <string.h>
> +
> +#ifdef HAVE_OS2_CDROM
> +
> +#define INCL_DOS
> +#define INCL_DOSDEVIOCTL
> +#include <os2.h>
> +
> +#include <ctype.h>
> +
> +
> +typedef struct {
> + lsn_t lsn_start;
> + UCHAR uc_adr;
> + UCHAR uc_control;
> +} toc_t;
> +
> +typedef enum {
> + _AM_NONE,
> + _AM_OS2,
> +} access_mode_t;
> +
> +typedef struct {
> + /* Things common to all drivers like this.
> + This must be first. */
> + generic_img_private_t gen;
> +
> + access_mode_t access_mode;
> +
> + /* Track information */
> + toc_t toc[CDIO_CD_MAX_TRACKS + 1]; /* 1 more for leadout */
> + int i_first_track;
> + int i_last_track;
> +
> + /* Some of the more OS specific things. */
> + HFILE h_cd;
> + BYTE uc_drive;
> +} _img_private_t;
> +
> +#pragma pack(1)
> +
> +static track_format_t
> +get_track_format_os2(const _img_private_t *p_env, track_t i_track);
> +
> +static bool read_toc_os2 (void *p_user_data);
> +
> +static int
> +run_mmc_cmd_os2( 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 );
> +
> +/*!
> + Set the volume of an audio CD.
> +
> + @param p_cdio the CD object to be acted upon.
> +
> +*/
> +static driver_return_code_t
> +audio_get_volume_os2 (void *p_user_data,
> + /*out*/ cdio_audio_volume_t *p_volume)
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + struct {
> + UCHAR auch_sign[4];
> + } s_param = {{'C', 'D', '0', '1'}};
> +
> + struct {
> + struct {
> + BYTE uc_in_ch;
> + BYTE uc_vol;
> + } as_out_ch[4];
> + } s_data;
> +
> + ULONG ul_param_len;
> + ULONG ul_data_len;
> + ULONG rc;
> + int i;
> +
> + rc = DosDevIOCtl(
> + p_env->h_cd, IOCTL_CDROMAUDIO, CDROMAUDIO_GETCHANNEL,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + &s_data, sizeof( s_data ), &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("audio_get_volume_os2 : DosDevIOCtl(GETCHANNEL) = 0x%lx\n",
> rc );
> +
> + return DRIVER_OP_ERROR;
> + }
> +
> + for( i = 0; i < 4; i++ )
> + p_volume->level[ i ] = s_data.as_out_ch[ i ].uc_vol;
> +
> + return DRIVER_OP_SUCCESS;
> +}
> +
> +/*!
> + Pause playing CD through analog output
> +
> + @param p_cdio the CD object to be acted upon.
> +*/
> +static driver_return_code_t
> +audio_pause_os2 (void *p_user_data)
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + struct {
> + UCHAR auch_sign[4];
> + } s_param = {{'C', 'D', '0', '1'}};
> +
> + ULONG ul_param_len;
> + ULONG ul_data_len;
> + ULONG rc;
> +
> + rc = DosDevIOCtl(
> + p_env->h_cd, IOCTL_CDROMAUDIO, CDROMAUDIO_STOPAUDIO,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + NULL, 0, &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("audio_pause_os2 : DosDevIOCtl(STOPAUDIO) = 0x%lx\n", rc );
> +
> + return DRIVER_OP_ERROR;
> + }
> +
> + return DRIVER_OP_SUCCESS;
> +}
> +
> +/*!
> + Playing CD through analog output at the given MSF.
> +
> + @param p_cdio the CD object to be acted upon.
> +*/
> +static driver_return_code_t
> +audio_play_msf_os2 (void *p_user_data, msf_t *p_start_msf, msf_t
> *p_end_msf)
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + struct {
> + UCHAR auch_sign[4];
> + BYTE uc_access_mode;
> + BYTE uc_start_msf_f;
> + BYTE uc_start_msf_s;
> + BYTE uc_start_msf_m;
> + BYTE uc_start_msf_reserved;
> + BYTE uc_end_msf_f;
> + BYTE uc_end_msf_s;
> + BYTE uc_end_msf_m;
> + BYTE uc_end_msf_reserved;
> + } s_param = {
> + .auch_sign = {'C', 'D', '0', '1'},
> + .uc_access_mode = 01, /* use MSF format */
> + };
> +
> + ULONG ul_param_len;
> + ULONG ul_data_len;
> + ULONG rc;
> +
> + s_param.uc_start_msf_m = cdio_from_bcd8(p_start_msf->m);
> + s_param.uc_start_msf_s = cdio_from_bcd8(p_start_msf->s);
> + s_param.uc_start_msf_f = cdio_from_bcd8(p_start_msf->f);
> +
> + s_param.uc_end_msf_m = cdio_from_bcd8(p_end_msf->m);
> + s_param.uc_end_msf_s = cdio_from_bcd8(p_end_msf->s);
> + s_param.uc_end_msf_f = cdio_from_bcd8(p_end_msf->f);
> +
> + rc = DosDevIOCtl(
> + p_env->h_cd, IOCTL_CDROMAUDIO, CDROMAUDIO_PLAYAUDIO,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + NULL, 0, &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("audio_play_msf_os2 : DosDevIOCtl(PLAYAUDIO) = 0x%lx\n", rc
> );
> +
> + return DRIVER_OP_ERROR;
> + }
> +
> + return DRIVER_OP_SUCCESS;
> +}
> +
> +/*!
> + Read Audio Subchannel information
> +
> + @param p_cdio the CD object to be acted upon.
> +
> +*/
> +static driver_return_code_t
> +audio_read_subchannel_os2 (void *p_user_data,
> + cdio_subchannel_t *p_subchannel)
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + struct {
> + UCHAR auch_sign[4];
> + } s_param = {{'C', 'D', '0', '1'}};
> +
> + struct {
> + BYTE uc_control_and_adr;
> + BYTE uc_track_number; /* in BCD */
> + BYTE uc_index; /* in BCD */
> + BYTE uc_running_time_in_track_m;
> + BYTE uc_running_time_in_track_s;
> + BYTE uc_running_time_in_track_f;
> + BYTE uc_reserved;
> + BYTE uc_running_time_on_disk_m;
> + BYTE uc_running_time_on_disk_s;
> + BYTE uc_running_time_on_disk_f;
> + } s_data_subchannel_q;
> +
> + struct {
> + USHORT us_audio_status_bits;
> + ULONG ul_start_msf;
> + ULONG ul_end_msf;
> + } s_data_audio_status;
> +
> + ULONG ul_data_device_status;
> + ULONG ul_param_len;
> + ULONG ul_data_len;
> + ULONG rc;
> +
> + rc = DosDevIOCtl(
> + p_env->h_cd, IOCTL_CDROMAUDIO, CDROMAUDIO_GETSUBCHANNELQ,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + &s_data_subchannel_q, sizeof( s_data_subchannel_q ),
> &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("audio_read_subchannel_os2 : DosDevIOCtl(GETSUBCHANNELQ) =
> 0x%lx\n", rc );
> +
> + return DRIVER_OP_ERROR;
> + }
> +
> + rc = DosDevIOCtl(
> + p_env->h_cd, IOCTL_CDROMAUDIO, CDROMAUDIO_GETAUDIOSTATUS,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + &s_data_audio_status, sizeof( s_data_audio_status ),
> &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("audio_read_subchannel_os2 : DosDevIOCtl(GETAUDIOSTATUS) =
> 0x%lx\n", rc );
> +
> + return DRIVER_OP_ERROR;
> + }
> +
> + rc = DosDevIOCtl(
> + p_env->h_cd, IOCTL_CDROMDISK, CDROMDISK_DEVICESTATUS,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + &ul_data_device_status, sizeof( ul_data_device_status ),
> &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("audio_read_subchannel_os2 : DosDevIOCtl(DEVICESTATUS) =
> 0x%lx\n", rc );
> +
> + return DRIVER_OP_ERROR;
> + }
> +
> + p_subchannel->track =
> cdio_from_bcd8(s_data_subchannel_q.uc_track_number);
> + p_subchannel->index = cdio_from_bcd8(s_data_subchannel_q.uc_index);
> +
> + p_subchannel->abs_addr.m =
> cdio_to_bcd8(s_data_subchannel_q.uc_running_time_on_disk_m);
> + p_subchannel->abs_addr.s =
> cdio_to_bcd8(s_data_subchannel_q.uc_running_time_on_disk_s);
> + p_subchannel->abs_addr.f =
> cdio_to_bcd8(s_data_subchannel_q.uc_running_time_on_disk_f);
> + p_subchannel->rel_addr.m =
> cdio_to_bcd8(s_data_subchannel_q.uc_running_time_in_track_m);
> + p_subchannel->rel_addr.s =
> cdio_to_bcd8(s_data_subchannel_q.uc_running_time_in_track_s);
> + p_subchannel->rel_addr.f =
> cdio_to_bcd8(s_data_subchannel_q.uc_running_time_in_track_f);
> +
> + p_subchannel->address = s_data_subchannel_q.uc_control_and_adr
> & 0x0F;
> + p_subchannel->control = ( s_data_subchannel_q.uc_control_and_adr >> 4 )
> & 0x0F;
> +
> + if( ul_data_device_status & 0x1000 )
> + p_subchannel->audio_status = CDIO_MMC_READ_SUB_ST_PLAY;
> + else if( s_data_audio_status.us_audio_status_bits & 1 )
> + p_subchannel->audio_status = CDIO_MMC_READ_SUB_ST_PAUSED;
> + else if( s_data_audio_status.ul_start_msf == 0 &&
> + s_data_audio_status.ul_end_msf == 0 )
> + p_subchannel->audio_status = CDIO_MMC_READ_SUB_ST_NO_STATUS;
> + else
> + p_subchannel->audio_status = CDIO_MMC_READ_SUB_ST_COMPLETED;
> +
> + return DRIVER_OP_SUCCESS;
> +}
> +
> + /*!
> + Resume playing an audio CD.
> +
> + @param p_cdio the CD object to be acted upon.
> +
> + */
> +static driver_return_code_t
> +audio_resume_os2 (void *p_user_data)
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + struct {
> + UCHAR auch_sign[4];
> + } s_param = {{'C', 'D', '0', '1'}};
> +
> + ULONG ul_param_len;
> + ULONG ul_data_len;
> + ULONG rc;
> +
> + rc = DosDevIOCtl(
> + p_env->h_cd, IOCTL_CDROMAUDIO, CDROMAUDIO_RESUMEAUDIO,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + NULL, 0, &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("audio_resume_os2 : DosDevIOCtl(RESUMEAUDIO) = 0x%lx\n", rc
> );
> +
> + return DRIVER_OP_ERROR;
> + }
> +
> + return DRIVER_OP_SUCCESS;
> +}
> +
> +/*!
> + Set the volume of an audio CD.
> +
> + @param p_cdio the CD object to be acted upon.
> +
> +*/
> +static driver_return_code_t
> +audio_set_volume_os2 ( void *p_user_data, cdio_audio_volume_t *p_volume)
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + struct {
> + UCHAR auch_sign[4];
> + } s_param = {{'C', 'D', '0', '1'}};
> +
> + struct {
> + struct {
> + BYTE uc_in_ch;
> + BYTE uc_vol;
> + } as_out_ch[4];
> + } s_data;
> +
> + ULONG ul_param_len;
> + ULONG ul_data_len;
> + ULONG rc;
> + int i;
> +
> + /* first retrive current input ch. */
> + rc = DosDevIOCtl(
> + p_env->h_cd, IOCTL_CDROMAUDIO, CDROMAUDIO_GETCHANNEL,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + &s_data, sizeof( s_data ), &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("audio_set_volume_os2 : DosDevIOCtl(GETCHANNEL) = 0x%lx\n",
> rc );
> +
> + return DRIVER_OP_ERROR;
> + }
> +
> + for( i = 0; i < 4; i++ )
> + s_data.as_out_ch[ i ].uc_vol = p_volume->level[ i ];
> +
> + /* now set volumes */
> + rc = DosDevIOCtl(
> + p_env->h_cd, IOCTL_CDROMAUDIO, CDROMAUDIO_SETCHANNELCTRL,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + &s_data, sizeof( s_data ), &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("audio_set_volume_os2 : DosDevIOCtl(SETCHANNELCTRL) =
> 0x%lx\n", rc );
> +
> + return DRIVER_OP_ERROR;
> + }
> +
> + return DRIVER_OP_SUCCESS;
> +}
> +
> +static driver_return_code_t
> +audio_stop_os2 (void *p_user_data)
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + struct {
> + UCHAR auch_sign[4];
> + } s_param = {{'C', 'D', '0', '1'}};
> +
> + ULONG ul_param_len;
> + ULONG ul_data_len;
> + ULONG rc;
> +
> + rc = DosDevIOCtl(
> + p_env->h_cd, IOCTL_CDROMAUDIO, CDROMAUDIO_STOPAUDIO,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + NULL, 0, &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("audio_stop_os2 : DosDevIOCtl(STOPAUDIO) = 0x%lx\n", rc );
> +
> + return DRIVER_OP_ERROR;
> + }
> +
> + return DRIVER_OP_SUCCESS;
> +}
> +
> +/*!
> + Get disc type associated with cd object.
> +*/
> +static discmode_t
> +dvd_discmode_os2 (_img_private_t *p_env)
> +{
> + discmode_t discmode=CDIO_DISC_MODE_NO_INFO;
> + driver_return_code_t rc;
> +
> + /* See if this is a DVD. */
> + cdio_dvd_struct_t dvd; /* DVD READ STRUCT for layer 0. */
> +
> + dvd.physical.type = CDIO_DVD_STRUCT_PHYSICAL;
> + dvd.physical.layer_num = 0;
> +
> + rc = mmc_get_dvd_struct_physical_private (p_env, &run_mmc_cmd_os2,
> + &dvd);
> +
> + if (DRIVER_OP_SUCCESS == rc) {
> + switch(dvd.physical.layer[0].book_type) {
> + case CDIO_DVD_BOOK_DVD_ROM: return CDIO_DISC_MODE_DVD_ROM;
> + case CDIO_DVD_BOOK_DVD_RAM: return CDIO_DISC_MODE_DVD_RAM;
> + case CDIO_DVD_BOOK_DVD_R: return CDIO_DISC_MODE_DVD_R;
> + case CDIO_DVD_BOOK_DVD_RW: return CDIO_DISC_MODE_DVD_RW;
> + case CDIO_DVD_BOOK_DVD_PR: return CDIO_DISC_MODE_DVD_PR;
> + case CDIO_DVD_BOOK_DVD_PRW: return CDIO_DISC_MODE_DVD_PRW;
> + default: return CDIO_DISC_MODE_DVD_OTHER;
> + }
> + }
> + return discmode;
> +}
> +
> +/*!
> + Get disc type associated with the cd object.
> +*/
> +static discmode_t
> +get_discmode_os2(void *p_user_data)
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + track_t i_track;
> + discmode_t discmode;
> +
> + if (!p_env) return CDIO_DISC_MODE_ERROR;
> +
> + discmode = dvd_discmode_os2(p_env);
> +
> + if (CDIO_DISC_MODE_NO_INFO != discmode) return discmode;
> +
> + if (!p_env->gen.toc_init) read_toc_os2 (p_env);
> +
> + if (!p_env->gen.toc_init) return CDIO_DISC_MODE_ERROR;
> +
> + for (i_track = p_env->gen.i_first_track;
> + i_track < p_env->gen.i_first_track + p_env->gen.i_tracks ;
> + i_track ++) {
> + track_format_t track_fmt=get_track_format_os2(p_env, i_track);
> +
> + switch(track_fmt) {
> + case TRACK_FORMAT_AUDIO:
> + switch(discmode) {
> + case CDIO_DISC_MODE_NO_INFO:
> + discmode = CDIO_DISC_MODE_CD_DA;
> + break;
> + case CDIO_DISC_MODE_CD_DA:
> + case CDIO_DISC_MODE_CD_MIXED:
> + case CDIO_DISC_MODE_ERROR:
> + /* No change*/
> + break;
> + default:
> + discmode = CDIO_DISC_MODE_CD_MIXED;
> + }
> + break;
> + case TRACK_FORMAT_XA:
> + switch(discmode) {
> + case CDIO_DISC_MODE_NO_INFO:
> + discmode = CDIO_DISC_MODE_CD_XA;
> + break;
> + case CDIO_DISC_MODE_CD_XA:
> + case CDIO_DISC_MODE_CD_MIXED:
> + case CDIO_DISC_MODE_ERROR:
> + /* No change*/
> + break;
> + default:
> + discmode = CDIO_DISC_MODE_CD_MIXED;
> + }
> + break;
> + case TRACK_FORMAT_DATA:
> + switch(discmode) {
> + case CDIO_DISC_MODE_NO_INFO:
> + discmode = CDIO_DISC_MODE_CD_DATA;
> + break;
> + case CDIO_DISC_MODE_CD_DATA:
> + case CDIO_DISC_MODE_CD_MIXED:
> + case CDIO_DISC_MODE_ERROR:
> + /* No change*/
> + break;
> + default:
> + discmode = CDIO_DISC_MODE_CD_MIXED;
> + }
> + break;
> + case TRACK_FORMAT_ERROR:
> + default:
> + discmode = CDIO_DISC_MODE_ERROR;
> + }
> + }
> + return discmode;
> +}
> +
> +#define CDROMDISK_EXECMD 0x7A
> +
> +/* 0, if transfer data to device, 1, if transfer data from device */
> +#define EX_DIRECTION_IN 0x0001
> +/* 0, if don't check playing audio, 1, if device plays audio return error
> */
> +#define EX_PLAYING_CHK 0x0002
> +
> +/*!
> + Run a SCSI MMC command.
> +
> + env private CD structure
> + i_timeout_ms time in milliseconds we will wait for the command
> + to complete. If this value is -1, use the default
> + time-out value.
> + p_buf Buffer for data, both sending and receiving
> + i_buf Size of buffer
> + e_direction direction the transfer is to go.
> + cdb CDB bytes. All values that are needed should be set on
> + input. We'll figure out what the right CDB length should
> be.
> +
> + Return 0 if command completed successfully.
> + */
> +static int
> +run_mmc_cmd_os2( 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 )
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + struct {
> + UCHAR auch_sign[4]; // 'CD01'
> + USHORT us_data_length; // length of the Data Packet
> + USHORT us_cmd_length; // length of the Command Buffer
> + USHORT us_flags; // flags
> + BYTE auc_cmd_buffer[16]; // Command Buffer for SCSI command
> + } s_param = {
> + .auch_sign = {'C', 'D', '0', '1'},
> + };
> +
> + ULONG ul_param_len;
> + ULONG ul_data_len;
> + ULONG rc;
> +
> + s_param.us_data_length = i_buf;
> + s_param.us_cmd_length = i_cdb;
> + s_param.us_flags =
> + ( e_direction == SCSI_MMC_DATA_READ ) ? EX_DIRECTION_IN : 0;
> +
> + memcpy( s_param.auc_cmd_buffer, p_cdb, i_cdb );
> +
> + rc = DosDevIOCtl(
> + p_env->h_cd, IOCTL_CDROMDISK, CDROMDISK_EXECMD,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + p_buf, i_buf, &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("run_mmc_cmd_os2 : DosDevIOCtl(EXECMD) = 0x%lx\n", rc );
> +
> + return DRIVER_OP_ERROR;
> + }
> +
> + return DRIVER_OP_SUCCESS;
> +}
> +
> +/*!
> + Initialize CD device.
> + */
> +static bool
> +init_os2 (void *p_user_data)
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + ULONG ul_action;
> + ULONG rc;
> +
> + if (p_env->gen.init) {
> + cdio_warn ("init called more than once");
> + return false;
> + }
> +
> + /* Initializations */
> + p_env->h_cd = 0;
> +
> + rc = DosOpen((PSZ)p_env->gen.source_name, &p_env->h_cd,
> + &ul_action, 0, FILE_NORMAL,
> + OPEN_ACTION_OPEN_IF_EXISTS | OPEN_ACTION_FAIL_IF_NEW,
> + OPEN_ACCESS_READONLY | OPEN_SHARE_DENYNONE |
> OPEN_FLAGS_DASD,
> + NULL );
> + if( rc )
> + {
> + cdio_warn("init_os2 : DosOpen(%s) = %ld\n", p_env->gen.source_name, rc
> );
> +
> + return false;
> + }
> +
> + p_env->uc_drive = toupper( p_env->gen.source_name[ 0 ]) - 'A';
> +
> + p_env->gen.init = true;
> + p_env->gen.toc_init = false;
> + p_env->gen.b_cdtext_init = false;
> + p_env->gen.b_cdtext_error = false;
> + p_env->gen.fd = p_env->h_cd;
> +
> + return true;
> +}
> +
> +/*!
> + Release and free resources associated with cd.
> + */
> +static void
> +free_os2 (void *p_user_data)
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + if( !p_env )
> + return;
> +
> + free (p_env->gen.source_name);
> +
> + if( p_env->h_cd )
> + DosClose( p_env->h_cd );
> +
> + free (p_env);
> +
> +}
> +
> +/*!
> + Reads i_blocks of audio sectors from cd device into p_data starting
> + from i_lsn.
> + Returns DRIVER_OP_SUCCESS if no error.
> + */
> +static int
> +read_audio_sectors_os2 (void *p_user_data, void *p_buf, lsn_t i_lsn,
> + unsigned int i_blocks)
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + struct
> + {
> + UCHAR auch_sign[ 4 ];
> + BYTE uc_addr_mode;
> + USHORT us_sectors;
> + ULONG ul_start_sector;
> + BYTE uc_reserved;
> + BYTE uc_interleaved_size;
> + } s_param = {
> + .auch_sign = {'C', 'D', '0', '1'},
> + .uc_addr_mode = 0, /* use LBA format */
> + };
> +
> + ULONG ul_param_len;
> + ULONG ul_data_len;
> + ULONG rc;
> +
> + s_param.us_sectors = i_blocks;
> + s_param.ul_start_sector = i_lsn;
> +
> + rc = DosDevIOCtl(
> + p_env->h_cd, IOCTL_CDROMDISK, CDROMDISK_READLONG,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + p_buf, CDIO_CD_FRAMESIZE_RAW * i_blocks, &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("read_audio_sectors_os2 : DosDevIOCtl(READLONG) = 0x%lx\n",
> rc );
> +
> + return DRIVER_OP_ERROR;
> + }
> +
> + return DRIVER_OP_SUCCESS;
> +}
> +
> +/*!
> + Reads a single raw sector using the DosDevIOCtl method into
> + data starting from lsn. Returns 0 if no error.
> + */
> +static int
> +read_raw_sector (_img_private_t *p_env, void *p_buf, lsn_t lsn)
> +{
> + struct
> + {
> + UCHAR auch_sign[ 4 ];
> + BYTE uc_addr_mode;
> + USHORT us_sectors;
> + ULONG ul_start_sector;
> + BYTE uc_reserved;
> + BYTE uc_interleaved_size;
> + } s_param = {
> + .auch_sign = {'C', 'D', '0', '1'},
> + .uc_addr_mode = 0, /* use LBA format */
> + .us_sectors = 1,
> + };
> +
> + ULONG ul_param_len;
> + ULONG ul_data_len;
> + ULONG rc;
> +
> + s_param.ul_start_sector = lsn;
> +
> + rc = DosDevIOCtl(
> + p_env->h_cd, IOCTL_CDROMDISK, CDROMDISK_READLONG,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + p_buf, CDIO_CD_FRAMESIZE_RAW, &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("read_raw_sector : DosDevIOCtl(READLONG) = 0x%lx\n", rc );
> +
> + return DRIVER_OP_ERROR;
> + }
> +
> + return DRIVER_OP_SUCCESS;
> +}
> +
> +/*!
> + Reads a single mode1 sector from cd device into data starting from
> + lsn. Returns 0 if no error.
> + */
> +static int
> +read_mode1_sector_os2 (void *p_user_data, void *p_buf, lsn_t lsn,
> + bool b_form2)
> +{
> + _img_private_t *p_env = p_user_data;
> + char buf[CDIO_CD_FRAMESIZE_RAW] = { 0, };
> + int ret = read_raw_sector (p_env, buf, lsn);
> +
> + if ( 0 != ret) return ret;
> +
> + memcpy (p_buf,
> + buf + CDIO_CD_SYNC_SIZE+CDIO_CD_HEADER_SIZE,
> + b_form2 ? M2RAW_SECTOR_SIZE: CDIO_CD_FRAMESIZE);
> +
> + return 0;
> +}
> +
> +/*!
> + Reads nblocks of mode1 sectors from cd device into data starting
> + from lsn.
> + Returns 0 if no error.
> + */
> +static int
> +read_mode1_sectors_os2 (void *p_user_data, void *p_buf, lsn_t lsn,
> + bool b_form2, unsigned int nblocks)
> +{
> + _img_private_t *p_env = p_user_data;
> + int i;
> + int retval;
> +
> + for (i = 0; i < nblocks; i++) {
> + if (b_form2) {
> + retval = read_mode1_sector_os2 (
> + p_env, ((char *)p_buf) +
> + (M2RAW_SECTOR_SIZE * i),
> + lsn + i, true);
> + if ( retval ) return retval;
> + } else {
> + char buf[M2RAW_SECTOR_SIZE] = { 0, };
> + if ( (retval = read_mode1_sector_os2 (p_env, buf, lsn + i, false)) )
> + return retval;
> +
> + memcpy (((char *)p_buf) + (CDIO_CD_FRAMESIZE * i),
> + buf, CDIO_CD_FRAMESIZE);
> + }
> + }
> + return 0;
> +}
> +
> +/*!
> + Reads a single mode2 sector from cd device into data starting
> + from lsn. Returns 0 if no error.
> + */
> +static int
> +read_mode2_sector_os2 (void *p_user_data, void *data, lsn_t lsn,
> + bool b_form2)
> +{
> + _img_private_t *p_env = p_user_data;
> + char buf[CDIO_CD_FRAMESIZE_RAW] = { 0, };
> + int ret = read_raw_sector (p_env, buf, lsn);
> +
> + if ( 0 != ret) return ret;
> +
> + memcpy (data,
> + buf + CDIO_CD_SYNC_SIZE + CDIO_CD_XA_HEADER,
> + b_form2 ? M2RAW_SECTOR_SIZE: CDIO_CD_FRAMESIZE);
> +
> + return 0;
> +}
> +
> +/*!
> + Reads nblocks of mode2 sectors from cd device into data starting
> + from lsn.
> + Returns 0 if no error.
> + */
> +static int
> +read_mode2_sectors_os2 (void *p_user_data, void *data, lsn_t lsn,
> + bool b_form2, unsigned int i_blocks)
> +{
> + int i;
> + int retval;
> + unsigned int blocksize = b_form2 ? M2RAW_SECTOR_SIZE :
> CDIO_CD_FRAMESIZE;
> +
> + for (i = 0; i < i_blocks; i++) {
> + if ( (retval = read_mode2_sector_os2 (p_user_data,
> + ((char *)data) + (blocksize * i),
> + lsn + i, b_form2)) )
> + return retval;
> + }
> + return 0;
> +}
> +
> +/*!
> + Return the size of the CD in logical block address (LBA) units.
> + */
> +static lsn_t
> +get_disc_last_lsn_os2 (void *p_user_data)
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + struct {
> + UCHAR auch_sign[4];
> + } s_param = {{'C', 'D', '0', '1'}};
> +
> + ULONG ul_data_volume_size;
> + ULONG ul_param_len;
> + ULONG ul_data_len;
> + ULONG rc;
> +
> + rc = DosDevIOCtl(
> + p_env->h_cd, IOCTL_CDROMDISK, CDROMDISK_GETVOLUMESIZE,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + &ul_data_volume_size, sizeof( ul_data_volume_size ),
> &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("get_disc_last_lsn_os2 : DosDevIOCtl(GETVOLUMESIZE) =
> 0x%lx\n", rc );
> +
> + return CDIO_INVALID_LSN;
> + }
> +
> + return ul_data_volume_size;
> +}
> +
> +/*!
> + Set the key "arg" to "value" in source device.
> +*/
> +static int
> +set_arg_os2 (void *p_user_data, const char key[], const char value[])
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + if (!strcmp (key, "source"))
> + {
> + if (!value)
> + return DRIVER_OP_ERROR;
> +
> + free (p_env->gen.source_name);
> + p_env->gen.source_name = strdup (value);
> + }
> + else if (!strcmp (key, "access-mode"))
> + {
> + if (!strcmp(value, "OS2"))
> + p_env->access_mode = _AM_OS2;
> + else
> + cdio_warn ("unknown access type: %s. ignored.", value);
> + }
> + else
> + return DRIVER_OP_ERROR;
> +
> + return DRIVER_OP_SUCCESS;
> +}
> +
> +/*!
> + Read and cache the CD's Track Table of Contents and track info.
> + Return true if successful or false if an error.
> +*/
> +static bool
> +read_toc_os2 (void *p_user_data)
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + struct {
> + UCHAR auch_sign[4];
> + } s_param_disk = {{'C', 'D', '0', '1'}};
> +
> + struct {
> + BYTE uc_first_track;
> + BYTE uc_last_track;
> + ULONG ul_lead_out_addr; /* in MSF */
> + } s_data_disk;
> +
> + struct {
> + UCHAR auch_sign[4];
> + BYTE uc_track;
> + } s_param_track = {
> + .auch_sign = {'C', 'D', '0', '1'},
> + };
> +
> + struct {
> + ULONG ul_track_addr; /* in MSF */
> + BYTE uc_control_and_adr;
> + } s_data_track;
> +
> + ULONG ul_param_len;
> + ULONG ul_data_len;
> + ULONG rc;
> + int i_track;
> +
> + rc = DosDevIOCtl(
> + p_env->h_cd, IOCTL_CDROMAUDIO, CDROMAUDIO_GETAUDIODISK,
> + &s_param_disk, sizeof( s_param_disk ), &ul_param_len,
> + &s_data_disk, sizeof( s_data_disk ), &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("read_toc_os2 : DosDevIOCtl(GETAUDIODISK) = 0x%lx\n", rc );
> +
> + return false;
> + }
> +
> + p_env->gen.i_first_track = s_data_disk.uc_first_track;
> + p_env->gen.i_tracks = s_data_disk.uc_last_track -
> s_data_disk.uc_first_track + 1;
> +
> + p_env->i_first_track = s_data_disk.uc_first_track;
> + p_env->i_last_track = s_data_disk.uc_last_track;
> +
> + for( i_track = p_env->i_first_track; i_track <= p_env->i_last_track;
> i_track++ )
> + {
> + s_param_track.uc_track = i_track;
> +
> + rc = DosDevIOCtl(
> + p_env->h_cd, IOCTL_CDROMAUDIO, CDROMAUDIO_GETAUDIOTRACK,
> + &s_param_track, sizeof( s_param_track ), &ul_param_len,
> + &s_data_track, sizeof( s_data_track ), &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("read_toc_os2 : DosDevIOCtl(GETAUDIOTRACK) = 0x%lx\n", rc
> );
> +
> + return false;
> + }
> +
> + p_env->toc[i_track].lsn_start =
> + cdio_lba_to_lsn( cdio_msf3_to_lba(
> + ( s_data_track.ul_track_addr >> 16 ) & 0xFF,
> + ( s_data_track.ul_track_addr >> 8 ) & 0xFF,
> + s_data_track.ul_track_addr & 0xFF ));
> +
> + p_env->toc[i_track].uc_adr = s_data_track.uc_control_and_adr
> & 0x0F;
> + p_env->toc[i_track].uc_control = ( s_data_track.uc_control_and_adr >>
> 4 ) & 0x0F;
> +
> + p_env->gen.track_flags[i_track].preemphasis =
> + p_env->toc[i_track].uc_control & 0x01
> + ? CDIO_TRACK_FLAG_TRUE : CDIO_TRACK_FLAG_FALSE;
> +
> + p_env->gen.track_flags[i_track].copy_permit =
> + p_env->toc[i_track].uc_control & 0x02
> + ? CDIO_TRACK_FLAG_TRUE : CDIO_TRACK_FLAG_FALSE;
> +
> + p_env->gen.track_flags[i_track].channels =
> + p_env->toc[i_track].uc_control & 0x08 ? 4 : 2;
> + }
> +
> + /* store lead out info */
> + p_env->toc[p_env->i_last_track + 1].lsn_start =
> + cdio_lba_to_lsn( cdio_msf3_to_lba(
> + ( s_data_disk.ul_lead_out_addr >> 16 ) & 0xFF,
> + ( s_data_disk.ul_lead_out_addr >> 8 ) & 0xFF,
> + s_data_disk.ul_lead_out_addr & 0xFF ));
> +
> + p_env->gen.toc_init = true;
> +
> + return true;
> +}
> +
> +/*!
> + Eject media.
> + */
> +static driver_return_code_t
> +eject_media_os2 (void *p_user_data)
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + struct {
> + BYTE uc_cmd_info;
> + BYTE uc_drive;
> + } s_param;
> +
> + ULONG ul_param_len;
> + ULONG ul_data_len;
> + ULONG rc;
> +
> + s_param.uc_cmd_info = 2;
> + s_param.uc_drive = p_env->uc_drive;
> +
> + rc = DosDevIOCtl(
> + ( HFILE )-1, IOCTL_DISK, DSK_UNLOCKEJECTMEDIA,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + NULL, 0, &ul_data_len );
> +
> + if( rc )
> + {
> + cdio_warn("eject_media_os2 : DosDevIOCtl(UNLOCKEJECTMEDIA) = 0x%lx\n",
> rc );
> +
> + return DRIVER_OP_ERROR;
> + }
> +
> + return DRIVER_OP_SUCCESS;
> +}
> +
> +/*!
> + Return the value associated with the key "arg".
> +*/
> +static const char *
> +get_arg_os2 (void *p_user_data, const char key[])
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + if (!strcmp (key, "source")) {
> + return p_env->gen.source_name;
> + } else if (!strcmp (key, "access-mode")) {
> + switch (p_env->access_mode) {
> + case _AM_OS2:
> + return "OS2";
> + case _AM_NONE:
> + return "no access method";
> + }
> + }
> + return NULL;
> +}
> +
> +/*!
> + Return the media catalog number MCN.
> +
> + Note: string is malloc'd so caller should free() then returned
> + string when done with it.
> +
> + */
> +static char *
> +_cdio_get_mcn (const void *p_user_data) {
> + const _img_private_t *p_env = p_user_data;
> + return mmc_get_mcn( p_env->gen.cdio );
> +}
> +
> +/*!
> + Get the format (XA, DATA, AUDIO) of a track.
> +*/
> +static track_format_t
> +get_track_format_os2(const _img_private_t *p_env, track_t i_track)
> +{
> + /* This is pretty much copied from the "badly broken" cdrom_count_tracks
> + in linux/cdrom.c.
> + */
> +
> + if (p_env->toc[i_track].uc_control & 0x04) {
> + if (p_env->toc[i_track].uc_adr == 0x10)
> + return TRACK_FORMAT_CDI;
> + else if (p_env->toc[i_track].uc_adr == 0x20)
> + return TRACK_FORMAT_XA;
> + else
> + return TRACK_FORMAT_DATA;
> + } else
> + return TRACK_FORMAT_AUDIO;
> +}
> +
> +/*!
> + Get format of track.
> +*/
> +static track_format_t
> +_cdio_get_track_format(void *p_obj, track_t i_track)
> +{
> + _img_private_t *p_env = p_obj;
> +
> + if ( !p_env )
> + return TRACK_FORMAT_ERROR;
> +
> + if (!p_env->gen.toc_init)
> + if (!read_toc_os2 (p_env))
> + return TRACK_FORMAT_ERROR;
> +
> + if ( i_track < p_env->gen.i_first_track
> + || i_track >= p_env->gen.i_tracks + p_env->gen.i_first_track )
> + return TRACK_FORMAT_ERROR;
> +
> + return get_track_format_os2(p_env, i_track);
> +}
> +
> +/*!
> + Return true if we have XA data (green, mode2 form1) or
> + XA data (green, mode2 form2). That is track begins:
> + sync - header - subheader
> + 12 4 - 8
> +
> + FIXME: there's gotta be a better design for this and get_track_format?
> +*/
> +static bool
> +_cdio_get_track_green(void *p_obj, track_t i_track)
> +{
> + _img_private_t *p_env = p_obj;
> +
> + switch (_cdio_get_track_format(p_env, i_track)) {
> + case TRACK_FORMAT_XA:
> + return true;
> + case TRACK_FORMAT_ERROR:
> + case TRACK_FORMAT_CDI:
> + case TRACK_FORMAT_AUDIO:
> + return false;
> + case TRACK_FORMAT_DATA:
> + default:
> + break;
> + }
> +
> + /* FIXME: Dunno if this is the right way, but it's what
> + I was using in cd-info for a while.
> + */
> + return ((p_env->toc[i_track].uc_control & 2) != 0);
> +}
> +
> +/*!
> + Return the starting MSF (minutes/secs/frames) for track number
> + i_tracks in obj. Track numbers start at 1.
> + The "leadout" track is specified either by
> + using i_tracks LEADOUT_TRACK or the total tracks+1.
> + False is returned if there is no track entry.
> +*/
> +static bool
> +_cdio_get_track_msf(void *p_user_data, track_t i_tracks, msf_t *p_msf)
> +{
> + _img_private_t *p_env = p_user_data;
> +
> + if (!p_msf)
> + return false;
> +
> + if (!p_env->gen.toc_init)
> + if (!read_toc_os2 (p_env))
> + return false;
> +
> + if (i_tracks == CDIO_CDROM_LEADOUT_TRACK)
> + i_tracks = p_env->gen.i_tracks+1;
> +
> + if (i_tracks > p_env->gen.i_tracks+1 || i_tracks == 0) {
> + return false;
> + } else {
> + cdio_lsn_to_msf(p_env->toc[i_tracks].lsn_start, p_msf);
> + return true;
> + }
> +}
> +
> +#endif /* HAVE_OS2_CDROM */
> +
> +/*!
> + Return an array of strings giving possible CD devices.
> + */
> +char **
> +cdio_get_devices_os2 (void)
> +{
> +#ifndef HAVE_OS2_CDROM
> + return NULL;
> +#else
> + char **drives = NULL;
> + unsigned int num_drives=0;
> +
> + struct {
> + BYTE uc_cmd_info;
> + BYTE uc_drive;
> + } s_param;
> +
> + struct {
> + struct {
> + USHORT us_bytes_per_sector;
> + BYTE uc_sectors_per_cluster;
> + USHORT us_reserved_sectors;
> + BYTE uc_number_of_fats;
> + USHORT us_root_dir_entries;
> + USHORT us_total_sectors;
> + BYTE uc_media_descriptor;
> + USHORT us_sectors_per_fat;
> + USHORT us_sectors_per_track;
> + USHORT us_number_of_heads;
> + ULONG ul_hidden_sectors;
> + ULONG ul_large_total_sectors;
> + BYTE auc_reserved[6];
> + } s_ebpb;
> +
> + USHORT us_cylinders;
> + BYTE uc_dev_type;
> + USHORT us_dev_attr;
> + } s_data;
> +
> + ULONG ul_param_len;
> + ULONG ul_data_len;
> + UCHAR uc_drive;
> + char sz_drive_str[ 3 ] = "X:";
> + ULONG rc;
> +
> + /* Scan the system for CD-ROM drives.
> + */
> +
> + for( uc_drive = 0; uc_drive < 26; uc_drive++ )
> + {
> + s_param.uc_cmd_info = 0;
> + s_param.uc_drive = uc_drive;
> +
> + rc = DosDevIOCtl(
> + ( HFILE )-1, IOCTL_DISK, DSK_GETDEVICEPARAMS,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + &s_data, sizeof( s_data ), &ul_data_len );
> +
> + if( rc )
> + continue;
> +
> + switch( s_data.s_ebpb.uc_media_descriptor )
> + {
> + case 4 : /* CD-R */
> + case 128 + 4 : /* CD-R but cannot be written */
> + case 5 : /* CD-ROM */
> + case 128 + 5 : /* CD-ROM but cannot be written */
> + case 6 : /* DVD-ROM */
> + case 128 + 6 : /* DVD-ROM but cannot be written */
> + case 7 : /* DVD-RAM */
> + case 128 + 7 : /* DVD-RAM but cannot be written */
> + case 8 : /* CD-RW */
> + case 128 + 8 : /* CD-RW but cannot be written */
> + case 9 : /* DVD-R */
> + case 128 + 9 : /* DVD-R but cannot be written */
> + case 10 : /* DVD-RW */
> + case 128 + 10 : /* DVD-RW but cannot be written */
> + case 11 : /* DVD+RW */
> + case 128 + 11 : /* DVD+RW but cannot be written */
> + sz_drive_str[0] = 'A' + uc_drive;
> + cdio_add_device_list(&drives, strdup(sz_drive_str), &num_drives);
> + break;
> + }
> + }
> +
> + cdio_add_device_list(&drives, NULL, &num_drives);
> + return drives;
> +#endif /*HAVE_OS2_CDROM*/
> +}
> +
> +#define IOCTL_CDROMDISK2 0x82
> +
> +#define CDROMDISK2_DRIVELETTERS 0x60
> +
> +/*!
> + Return a string containing the default CD device if none is specified.
> + if CdIo is NULL (we haven't initialized a specific device driver),
> + then find a suitable one and return the default device for that.
> +
> + NULL is returned if we couldn't get a default device.
> +*/
> +char *
> +cdio_get_default_device_os2(void)
> +{
> +#ifdef HAVE_OS2_CDROM
> + struct {
> + USHORT us_drive_count;
> + USHORT us_drive_first;
> + } s_drive_letters;
> +
> + HFILE h_cd2;
> + ULONG ul_action;
> + ULONG ul_param_len;
> + ULONG ul_data_len;
> + char sz_drive_str[ 3 ] = "X:";
> + ULONG rc;
> +
> + rc = DosOpen((PSZ)"CD-ROM2$", &h_cd2, &ul_action, 0, FILE_NORMAL,
> + OPEN_ACTION_OPEN_IF_EXISTS | OPEN_ACTION_FAIL_IF_NEW,
> + OPEN_ACCESS_READONLY | OPEN_SHARE_DENYNONE,
> + NULL );
> +
> + if( rc )
> + {
> + cdio_warn("cdio_get_default_device_os2 : DosOpen(CD-ROM2$) = %ld\n",
> rc );
> +
> + return NULL;
> + }
> +
> + rc = DosDevIOCtl(
> + h_cd2, IOCTL_CDROMDISK2, CDROMDISK2_DRIVELETTERS,
> + NULL, 0, &ul_param_len,
> + &s_drive_letters, sizeof( s_drive_letters ), &ul_data_len );
> +
> + DosClose( h_cd2 );
> +
> + if( rc )
> + {
> + cdio_warn("cdio_get_default_device_os2 : DosDevIOCtl(DRIVELETTERS) =
> 0x%lx\n", rc );
> +
> + return NULL;
> + }
> +
> + if( s_drive_letters.us_drive_count == 0 )
> + return NULL;
> +
> + sz_drive_str[0] = 'A' + s_drive_letters.us_drive_first;
> +
> + return strdup( sz_drive_str );
> +#else
> + return NULL;
> +#endif
> +}
> +
> +/*!
> + Return true if source_name could be a device containing a CD-ROM.
> +*/
> +bool
> +cdio_is_device_os2(const char *source_name)
> +{
> + if (!source_name)
> + return false;
> +
> +#ifdef HAVE_OS2_CDROM
> + return (isalpha(source_name[0]) &&
> + source_name[1] == ':' &&
> + source_name[2] == '\0');
> +#else
> + return false;
> +#endif
> +}
> +
> +/*!
> + Close tray on CD-ROM.
> +
> + @param p_user_data the CD object to be acted upon.
> +
> +*/
> +driver_return_code_t
> +close_tray_os2 (const char *psz_os2_drive)
> +{
> +#ifdef HAVE_OS2_CDROM
> + struct {
> + BYTE uc_cmd_info;
> + BYTE uc_drive;
> + } s_param;
> +
> + ULONG ul_param_len;
> + ULONG ul_data_len;
> + ULONG rc;
> +
> + s_param.uc_cmd_info = 3;
> + s_param.uc_drive = toupper(psz_os2_drive[0]) - 'A';
> +
> + rc = DosDevIOCtl(
> + ( HFILE )-1, IOCTL_DISK, DSK_UNLOCKEJECTMEDIA,
> + &s_param, sizeof( s_param ), &ul_param_len,
> + NULL, 0, &ul_data_len );
> +
> + if( rc && rc != 99 /* device in use */ )
> + {
> + cdio_warn("close_tray_os2 : DosDevIOCtl(UNLOCKEJECTMEDIA) = 0x%lx\n",
> rc );
> +
> + return DRIVER_OP_ERROR;
> + }
> +
> + return DRIVER_OP_SUCCESS;
> +#else
> + return DRIVER_OP_UNSUPPORTED;
> +#endif /* HAVE_OS2_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_t *
> +cdio_open_os2 (const char *psz_orig_source)
> +{
> +
> +#ifdef HAVE_OS2_CDROM
> + CdIo_t *ret;
> + _img_private_t *_data;
> + char *psz_source;
> +
> + cdio_funcs_t _funcs;
> +
> + memset( &_funcs, 0, sizeof(_funcs) );
> +
> + _funcs.audio_get_volume = audio_get_volume_os2;
> + _funcs.audio_pause = audio_pause_os2;
> + _funcs.audio_play_msf = audio_play_msf_os2;
> +#if 0
> + _funcs.audio_play_track_index = audio_play_track_index_os2;
> +#endif
> + _funcs.audio_read_subchannel = audio_read_subchannel_os2;
> + _funcs.audio_resume = audio_resume_os2;
> + _funcs.audio_set_volume = audio_set_volume_os2;
> + _funcs.audio_stop = audio_stop_os2;
> + _funcs.eject_media = eject_media_os2;
> + _funcs.free = free_os2;
> + _funcs.get_arg = get_arg_os2;
> +#if 0
> + _funcs.get_blocksize = get_blocksize_os2;
> +#endif
> + _funcs.get_cdtext = get_cdtext_generic;
> + _funcs.get_default_device = cdio_get_default_device_os2;
> + _funcs.get_devices = cdio_get_devices_os2;
> + _funcs.get_disc_last_lsn = get_disc_last_lsn_os2;
> + _funcs.get_discmode = get_discmode_os2;
> + _funcs.get_drive_cap = get_drive_cap_mmc;
> + _funcs.get_first_track_num = get_first_track_num_generic;
> + _funcs.get_hwinfo = NULL;
> +#if 0
> + _funcs.get_last_session = get_last_session_os2;
> +#endif
> + _funcs.get_media_changed = get_media_changed_mmc;
> + _funcs.get_mcn = _cdio_get_mcn;
> + _funcs.get_num_tracks = get_num_tracks_generic;
> + _funcs.get_track_channels = get_track_channels_generic;
> + _funcs.get_track_copy_permit = get_track_copy_permit_generic;
> + _funcs.get_track_format = _cdio_get_track_format;
> + _funcs.get_track_green = _cdio_get_track_green;
> + _funcs.get_track_lba = NULL; /* This could be done if need be.
> */
> +#if 0
> + _funcs.get_track_pregap_lba = get_track_pregap_lba_os2;
> + _funcs.get_track_isrc = get_track_isrc_os2;
> +#endif
> + _funcs.get_track_msf = _cdio_get_track_msf;
> + _funcs.get_track_preemphasis = get_track_preemphasis_generic;
> + _funcs.lseek = cdio_generic_lseek;
> + _funcs.read = cdio_generic_read;
> + _funcs.read_audio_sectors = read_audio_sectors_os2;
> + _funcs.read_data_sectors = read_data_sectors_mmc;
> + _funcs.read_mode1_sector = read_mode1_sector_os2;
> + _funcs.read_mode1_sectors = read_mode1_sectors_os2;
> + _funcs.read_mode2_sector = read_mode2_sector_os2;
> + _funcs.read_mode2_sectors = read_mode2_sectors_os2;
> + _funcs.read_toc = read_toc_os2;
> + _funcs.run_mmc_cmd = run_mmc_cmd_os2;
> + _funcs.set_arg = set_arg_os2;
> + _funcs.set_blocksize = set_blocksize_mmc;
> + _funcs.set_speed = set_drive_speed_mmc;
> +
> + _data = calloc(1, sizeof (_img_private_t));
> + _data->access_mode = _AM_OS2;
> + _data->gen.init = false;
> + _data->gen.fd = -1;
> +
> + if (NULL == psz_orig_source) {
> + psz_source=cdio_get_default_device_os2();
> + if (NULL == psz_source) return NULL;
> + set_arg_os2(_data, "source", psz_source);
> + free(psz_source);
> + } else {
> + if (cdio_is_device_os2(psz_orig_source))
> + set_arg_os2(_data, "source", psz_orig_source);
> + 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);
> +#endif
> + free(_data);
> + return NULL;
> + }
> + }
> +
> + ret = cdio_new ((void *)_data, &_funcs);
> + if (ret == NULL) return NULL;
> +
> + ret->driver_id = DRIVER_OS2;
> +
> + if (init_os2(_data))
> + return ret;
> + else {
> + free_os2 (_data);
> + return NULL;
> + }
> +#else
> + return NULL;
> +#endif /* HAVE_OS2_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_t *
> +cdio_open_am_os2 (const char *psz_source_name, const char
> *psz_access_mode)
> +{
> +
> + if (psz_access_mode != NULL)
> + cdio_warn ("there is only one access mode for OS/2. Arg %s ignored",
> + psz_access_mode);
> + return cdio_open_os2(psz_source_name);
> +}
> +
> +bool
> +cdio_have_os2 (void)
> +{
> +#ifdef HAVE_OS2_CDROM
> + return true;
> +#else
> + return false;
> +#endif /* HAVE_OS2_CDROM */
> +}
> +
> +
> diff -buNr src/util.c.org src/util.c
> --- src/util.c.org 2008-04-15 10:22:12.000000000 +0900
> +++ src/util.c 2009-01-09 01:59:12.000000000 +0900
> @@ -160,7 +160,7 @@
> char *
> fillout_device_name(const char *device_name)
> {
> -#if defined(HAVE_WIN32_CDROM)
> +#if defined(HAVE_WIN32_CDROM) || defined(HAVE_OS2_CDROM)
> return strdup(device_name);
> #else
> unsigned int prefix_len = strlen(DEV_PREFIX);
>
>
- Re: [Libcdio-devel] [PATCH] OS/2 support,
Rocky Bernstein <=