/****************************************************************************/
/*                                                                          */
/*      MMDDK.H - Include file for Multimedia Device Development Kit        */
/*                                                                          */
/*      Note: You must include the WINDOWS.H and MMSYSTEM.H header files    */
/*            before including this file.                                   */
/*                                                                          */
/*      Copyright (c) 1990-1991, Microsoft Corp.  All rights reserved.      */
/*                                                                          */
/****************************************************************************/

#ifndef _INC_MMDDK
#define _INC_MMDDK

#include "pshpack1.h"   // Assume byte packing throughout

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

/*    If defined, the following flags inhibit inclusion
 *    of the indicated items:
 *
 *        MMNOMIDIDEV         - MIDI support
 *        MMNOWAVEDEV         - Waveform support
 *        MMNOAUXDEV          - Auxiliary output support
 *        MMNOMIXERDEV        - Mixer support
 *        MMNOTIMERDEV        - Timer support
 *        MMNOJOYDEV          - Joystick support
 *        MMNOMCIDEV          - MCI support
 *        MMNOTASKDEV         - Task support
 */
#ifdef MMNOTIMER
  #define MMNOTIMERDEV
#endif
#ifdef MMNOWAVE
  #define MMNOWAVEDEV
#endif
#ifdef MMNOMIDI
  #define MMNOMIDIDEV
#endif
#ifdef MMNOAUX
  #define MMNOAUXDEV
#endif
#ifdef MMNOJOY
  #define MMNOJOYDEV
#endif
#ifdef MMNOMMIO
  #define MMNOMMIODEV
#endif
#ifdef MMNOMCI
  #define MMNOMCIDEV
#endif


/***************************************************************************

		       Helper functions for drivers

***************************************************************************/

#ifndef NODRIVERS
#define DRV_LOAD               0x0001
#define DRV_ENABLE             0x0002
#define DRV_OPEN               0x0003
#define DRV_CLOSE              0x0004
#define DRV_DISABLE            0x0005
#define DRV_FREE               0x0006
#define DRV_CONFIGURE          0x0007
#define DRV_QUERYCONFIGURE     0x0008
#define DRV_INSTALL            0x0009
#define DRV_REMOVE             0x000A

#define DRV_RESERVED           0x0800
#define DRV_USER               0x4000

#define DRIVERS_SECTION  TEXT("DRIVERS32")     // Section name for installed drivers
#define MCI_SECTION      TEXT("MCI32")         // Section name for installed MCI drivers

#endif /* !NODRIVERS */

#define DCB_NOSWITCH   0x0008           // don't switch stacks for callback
#define DCB_TYPEMASK   0x0007           // callback type mask
#define DCB_NULL       0x0000           // unknown callback type

// flags for wFlags parameter of DriverCallback()
#define DCB_WINDOW     0x0001           // dwCallback is a HWND
#define DCB_TASK       0x0002           // dwCallback is a HTASK
#define DCB_FUNCTION   0x0003           // dwCallback is a FARPROC
#define DCB_EVENT      0x0005           // dwCallback is an EVENT

BOOL APIENTRY DriverCallback(DWORD dwCallback, DWORD dwFlags,
    HDRVR hDevice, DWORD dwMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2);

// generic prototype for audio device driver entry-point functions
// midMessage(), modMessage(), widMessage(), wodMessage(), auxMessage()
//typedef DWORD (SOUNDDEVMSGPROC)(WORD, WORD, DWORD, DWORD, DWORD);
//typedef SOUNDDEVMSGPROC FAR *LPSOUNDDEVMSGPROC;

#define DRVM_INIT               100

// message base for driver specific messages.
//
#define DRVM_MAPPER             0x2000
#define DRVM_USER               0x4000
#define DRVM_MAPPER_STATUS      (DRVM_MAPPER+0)
#define DRVM_MAPPER_RECONFIGURE (DRVM_MAPPER+1)

#define DRV_QUERYDRVENTRY    (DRV_RESERVED + 1)                 /* ;Internal*/
#define DRV_QUERYDEVNODE     (DRV_RESERVED + 2)                 /* ;Internal*/
#define DRV_QUERYNAME        (DRV_RESERVED + 3)                 /* ;Internal*/
#define DRV_QUERYDRIVERIDS   (DRV_RESERVED + 4)                 /* ;Internal*/
#define DRV_QUERYMAPPABLE    (DRV_RESERVED + 5)                 /* ;Internal*/
#define DRV_QUERYMAPID       (DRV_RESERVED + 6)                                 /* ;Internal*/
#define DRV_QUERYNUMPORTS        (DRV_RESERVED + 8)                                     /* ;Internal*/
#define DRV_QUERYMODULE      (DRV_RESERVED + 9)
#define DRV_QUERYFILENAME    (DRV_RESERVED + 10)                /* ;Internal*/
#define DRV_PNPINSTALL       (DRV_RESERVED + 11)



//
// messages that have IOCTL format
//    dw1 = NULL or handle
//    dw2 = NULL or ptr to DRVM_IOCTL_DATA
//    return is MMRESULT
//
#define DRVM_IOCTL                0x100
#define DRVM_ADD_THRU             (DRVM_IOCTL+1)
#define DRVM_REMOVE_THRU          (DRVM_IOCTL+2)
#define DRVM_IOCTL_LAST           (DRVM_IOCTL+5)

typedef struct {
    DWORD  dwSize; // size of this structure (inclusive)
    DWORD  dwCmd;  // IOCTL command code, 0x80000000 and above reserved for system
    } DRVM_IOCTL_DATA, FAR * LPDRVM_IOCTL_DATA;

// command code ranges for dwCmd field of DRVM_IOCTL message
// codes from 0 to 0x7FFFFFFF are user defined
// codes from 0x80000000 to 0xFFFFFFFF are reserved for future
// definition by microsoft
//
#define DRVM_IOCTL_CMD_USER   0x00000000L
#define DRVM_IOCTL_CMD_SYSTEM 0x80000000L

// device ID for 386 AUTODMA VxD
#define VADMAD_Device_ID    0X0444

#ifndef MMNOWAVEDEV
/****************************************************************************

		       Waveform device driver support

****************************************************************************/

// maximum number of wave device drivers loaded
#ifndef NOWIN31
#define MAXWAVEDRIVERS 10
#else
#define MAXWAVEDRIVERS 4
#endif


// waveform input and output device open information structure
typedef struct waveopendesc_tag {
    HWAVE          hWave;             // handle
    LPWAVEFORMAT   lpFormat;          // format of wave data
    DWORD          dwCallback;        // callback
    DWORD          dwInstance;        // app's private instance information
    UINT           uMappedDeviceID;   // device to map to if WAVE_MAPPED set
} WAVEOPENDESC;
typedef WAVEOPENDESC FAR *LPWAVEOPENDESC;

// messages sent to wodMessage() entry-point function
#define WODM_GETNUMDEVS       3
#define WODM_GETDEVCAPS       4
#define WODM_OPEN             5
#define WODM_CLOSE            6
#define WODM_PREPARE          7
#define WODM_UNPREPARE        8
#define WODM_WRITE            9
#define WODM_PAUSE            10
#define WODM_RESTART          11
#define WODM_RESET            12
#define WODM_GETPOS           13
#define WODM_GETPITCH         14
#define WODM_SETPITCH         15
#define WODM_GETVOLUME        16
#define WODM_SETVOLUME        17
#define WODM_GETPLAYBACKRATE  18
#define WODM_SETPLAYBACKRATE  19
#define WODM_BREAKLOOP        20
// #if (WINVER >= 0x030B)
#define WODM_MAPPER_STATUS              (DRVM_MAPPER_STATUS + 0)
#define WAVEOUT_MAPPER_STATUS_DEVICE    0
#define WAVEOUT_MAPPER_STATUS_MAPPED    1
#define WAVEOUT_MAPPER_STATUS_FORMAT    2
// #endif /* WINVER >= 0x030B */
#define WODM_BUSY             21

// messages sent to widMessage() entry-point function
#define WIDM_GETNUMDEVS  50
#define WIDM_GETDEVCAPS  51
#define WIDM_OPEN        52
#define WIDM_CLOSE       53
#define WIDM_PREPARE     54
#define WIDM_UNPREPARE   55
#define WIDM_ADDBUFFER   56
#define WIDM_START       57
#define WIDM_STOP        58
#define WIDM_RESET       59
#define WIDM_GETPOS      60
// #if (WINVER >= 0x030B)
#define WIDM_MAPPER_STATUS              (DRVM_MAPPER_STATUS + 0)
#define WAVEIN_MAPPER_STATUS_DEVICE     0
#define WAVEIN_MAPPER_STATUS_MAPPED     1
#define WAVEIN_MAPPER_STATUS_FORMAT     2
// #endif /* WINVER >= 0x30B */

#endif // ifndef MMNOWAVEDEV


#ifndef MMNOMIDIDEV
/****************************************************************************

			  MIDI device driver support

****************************************************************************/

// maximum number of MIDI device drivers loaded
#ifndef NOWIN31
#define MAXMIDIDRIVERS 10
#else
#define MAXMIDIDRIVERS 4
#endif

#define MODM_USER      DRVM_USER
#define MIDM_USER      DRVM_USER
#define MODM_MAPPER    DRVM_MAPPER
#define MIDM_MAPPER    DRVM_MAPPER

#define MODM_INIT      DRVM_INIT
#define MIDM_INIT      DRVM_INIT

#ifndef MMNOMIDI   // This protects the definition of HMIDI in WINMM.H
		   // Win 3.1 works the same way
typedef struct midiopenstrmid_tag {
    DWORD          dwStreamID;
    UINT           uDeviceID;
} MIDIOPENSTRMID;
// MIDI input and output device open information structure
typedef struct midiopendesc_tag {
    HMIDI          hMidi;             // handle
    DWORD          dwCallback;        // callback
    DWORD          dwInstance;        // app's private instance information
    DWORD          cIds;              // If stream open, # stream ids
    MIDIOPENSTRMID rgIds[1];          // Array of device ID's (actually [cIds])
} MIDIOPENDESC;
typedef MIDIOPENDESC FAR *LPMIDIOPENDESC;
#endif // MMNOMIDI


/* Flags for MODM_OPEN */
#define MIDI_IO_PACKED      0x00000000L     /* Compatibility mode */
#define MIDI_IO_COOKED      0x00000002L

// messages sent to modMessage() entry-point function
#define MODM_GETNUMDEVS     1
#define MODM_GETDEVCAPS     2
#define MODM_OPEN           3
#define MODM_CLOSE          4
#define MODM_PREPARE        5
#define MODM_UNPREPARE      6
#define MODM_DATA           7
#define MODM_LONGDATA       8
#define MODM_RESET          9
#define MODM_GETVOLUME      10
#define MODM_SETVOLUME      11
#define MODM_CACHEPATCHES       12
#define MODM_CACHEDRUMPATCHES   13

#if (WINVER >= 0x400)
#define MODM_STRMDATA               14
#define MODM_GETPOS                 17
#define MODM_PAUSE                  18
#define MODM_RESTART                19
#define MODM_STOP                   20
#define MODM_PROPERTIES             21
#define MODM_RECONFIGURE            (MODM_USER+0x0768)
#endif


// messages sent to midMessage() entry-point function
#define MIDM_GETNUMDEVS  53
#define MIDM_GETDEVCAPS  54
#define MIDM_OPEN        55
#define MIDM_CLOSE       56
#define MIDM_PREPARE     57
#define MIDM_UNPREPARE   58
#define MIDM_ADDBUFFER   59
#define MIDM_START       60
#define MIDM_STOP        61
#define MIDM_RESET       62

#endif // ifndef MMNOMIDIDEV


#ifndef MMNOAUXDEV
/****************************************************************************

		    Auxiliary audio device driver support

****************************************************************************/

// maximum number of auxiliary device drivers loaded
#ifndef NOWIN31
#define MAXAUXDRIVERS 10
#else
#define MAXAUXDRIVERS 4
#endif

// messages sent to auxMessage() entry-point function
#define AUXDM_GETNUMDEVS    3
#define AUXDM_GETDEVCAPS    4
#define AUXDM_GETVOLUME     5
#define AUXDM_SETVOLUME     6

#endif // ifndef MMNOAUXDEV

// #if (WINVER >= 0x030B)
#ifndef MMNOMIXERDEV

#ifndef MAXMIXERDRIVERS

//
//  maximum number of mixer drivers that can be loaded by MSMIXMGR.DLL
//
#define MAXMIXERDRIVERS     10


//
//  mixer device open information structure
//
//
typedef struct tMIXEROPENDESC
{
    HMIXER          hmx;            // handle that will be used
    LPVOID          pReserved0;     // reserved--driver should ignore
    DWORD           dwCallback;     // callback
    DWORD           dwInstance;     // app's private instance information

} MIXEROPENDESC, *PMIXEROPENDESC, FAR *LPMIXEROPENDESC;



//
//
//
//
#define MXDM_INIT                   100
#define MXDM_USER                   DRV_USER

#define MXDM_BASE                   (1)
#define MXDM_GETNUMDEVS             (MXDM_BASE + 0)
#define MXDM_GETDEVCAPS             (MXDM_BASE + 1)
#define MXDM_OPEN                   (MXDM_BASE + 2)
#define MXDM_CLOSE                  (MXDM_BASE + 3)
#define MXDM_GETLINEINFO            (MXDM_BASE + 4)
#define MXDM_GETLINECONTROLS        (MXDM_BASE + 5)
#define MXDM_GETCONTROLDETAILS      (MXDM_BASE + 6)
#define MXDM_SETCONTROLDETAILS      (MXDM_BASE + 7)

#endif // MAXMIXERDRIVERS

#endif // MMNOMIXERDEV
// #endif /* ifdef WINVER >= 0x030B */

#if !defined(MMNOTIMERDEV)
/****************************************************************************

			Timer device driver support

****************************************************************************/

typedef struct timerevent_tag {
    WORD                wDelay;         // delay required
    WORD                wResolution;    // resolution required
    LPTIMECALLBACK      lpFunction;     // ptr to callback function
    DWORD               dwUser;         // user DWORD
    WORD                wFlags;         // defines how to program event
    WORD                wReserved1;     // structure packing
} TIMEREVENT;
typedef TIMEREVENT FAR *LPTIMEREVENT;

// messages sent to tddMessage() function
#define TDD_KILLTIMEREVENT  (DRV_RESERVED+0)  // indices into a table of
#define TDD_SETTIMEREVENT   (DRV_RESERVED+4)  // functions; thus offset by
#define TDD_GETSYSTEMTIME   (DRV_RESERVED+8)  // four each time...
#define TDD_GETDEVCAPS      (DRV_RESERVED+12) // room for future expansion
#define TDD_BEGINMINPERIOD  (DRV_RESERVED+16) // room for future expansion
#define TDD_ENDMINPERIOD    (DRV_RESERVED+20) // room for future expansion

#endif // ifndef MMNOTIMERDEV


#ifndef MMNOJOYDEV
/****************************************************************************

		       Joystick device driver support

****************************************************************************/

/* RegisterWindowMessage with this to get msg id of config changes */
#define JOY_CONFIGCHANGED_MSGSTRING	"MSJSTICK_VJOYD_MSGSTR"

/* pre-defined joystick types */
#define JOY_HW_NONE			0
#define JOY_HW_CUSTOM			1
#define JOY_HW_2A_2B_GENERIC		2
#define JOY_HW_2A_4B_GENERIC		3
#define JOY_HW_2B_GAMEPAD		4
#define JOY_HW_2B_FLIGHTYOKE		5
#define JOY_HW_2B_FLIGHTYOKETHROTTLE	6
#define JOY_HW_3A_2B_GENERIC		7
#define JOY_HW_3A_4B_GENERIC		8
#define JOY_HW_4B_GAMEPAD		9
#define JOY_HW_4B_FLIGHTYOKE		10
#define JOY_HW_4B_FLIGHTYOKETHROTTLE	11
#define JOY_HW_LASTENTRY		12

/* calibration flags */
#define	JOY_ISCAL_XY		0x00000001l	/* XY are calibrated */
#define	JOY_ISCAL_Z		0x00000002l	/* Z is calibrated */
#define	JOY_ISCAL_R		0x00000004l	/* R is calibrated */
#define	JOY_ISCAL_U		0x00000008l	/* U is calibrated */
#define	JOY_ISCAL_V		0x00000010l	/* V is calibrated */
#define	JOY_ISCAL_POV		0x00000020l	/* POV is calibrated */

/* point of view constants */
#define JOY_POV_NUMDIRS          4
#define JOY_POVVAL_FORWARD       0
#define JOY_POVVAL_BACKWARD      1
#define JOY_POVVAL_LEFT          2
#define JOY_POVVAL_RIGHT         3

/* Specific settings for joystick hardware */
#define JOY_HWS_HASZ		0x00000001l	/* has Z info? */
#define JOY_HWS_HASPOV		0x00000002l	/* point of view hat present */
#define JOY_HWS_POVISBUTTONCOMBOS 0x00000004l	/* pov done through combo of buttons */
#define JOY_HWS_POVISPOLL	0x00000008l	/* pov done through polling */
#define JOY_HWS_ISYOKE		0x00000010l	/* joystick is a flight yoke */
#define JOY_HWS_ISGAMEPAD	0x00000020l	/* joystick is a game pad */
#define JOY_HWS_ISCARCTRL	0x00000040l	/* joystick is a car controller */
/* X defaults to J1 X axis */
#define JOY_HWS_XISJ1Y		0x00000080l	/* X is on J1 Y axis */
#define JOY_HWS_XISJ2X		0x00000100l	/* X is on J2 X axis */
#define JOY_HWS_XISJ2Y		0x00000200l	/* X is on J2 Y axis */
/* Y defaults to J1 Y axis */
#define JOY_HWS_YISJ1X		0x00000400l	/* Y is on J1 X axis */
#define JOY_HWS_YISJ2X		0x00000800l	/* Y is on J2 X axis */
#define JOY_HWS_YISJ2Y		0x00001000l	/* Y is on J2 Y axis */
/* Z defaults to J2 Y axis */
#define JOY_HWS_ZISJ1X		0x00002000l	/* Z is on J1 X axis */
#define JOY_HWS_ZISJ1Y		0x00004000l	/* Z is on J1 Y axis */
#define JOY_HWS_ZISJ2X		0x00008000l	/* Z is on J2 X axis */
/* POV defaults to J2 Y axis, if it is not button based */
#define JOY_HWS_POVISJ1X	0x00010000l	/* pov done through J1 X axis */
#define JOY_HWS_POVISJ1Y	0x00020000l	/* pov done through J1 Y axis */
#define JOY_HWS_POVISJ2X	0x00040000l	/* pov done through J2 X axis */
/* R defaults to J2 X axis */
#define JOY_HWS_HASR		0x00080000l	/* has R (4th axis) info */
#define JOY_HWS_RISJ1X		0x00100000l	/* R done through J1 X axis */
#define JOY_HWS_RISJ1Y		0x00200000l	/* R done through J1 Y axis */
#define JOY_HWS_RISJ2Y		0x00400000l	/* R done through J2 X axis */
/* U & V for future hardware */
#define JOY_HWS_HASU		0x00800000l	/* has U (5th axis) info */
#define JOY_HWS_HASV		0x01000000l	/* has V (6th axis) info */

/* Usage settings */
#define JOY_US_HASRUDDER	0x00000001l	/* joystick configured with rudder */
#define JOY_US_PRESENT		0x00000002l	/* is joystick actually present? */
#define JOY_US_ISOEM		0x00000004l	/* joystick is an OEM defined type */

/* struct for storing x,y, z, and rudder values */
typedef struct joypos_tag {
    DWORD	dwX;
    DWORD	dwY;
    DWORD	dwZ;
    DWORD	dwR;
    DWORD	dwU;
    DWORD	dwV;
} JOYPOS, FAR *LPJOYPOS;

/* struct for storing ranges */
typedef struct joyrange_tag {
    JOYPOS	jpMin;
    JOYPOS	jpMax;
    JOYPOS	jpCenter;
} JOYRANGE,FAR *LPJOYRANGE;

typedef struct joyreguservalues_tag {
    DWORD	dwTimeOut;	/* value at which to timeout joystick polling */
    JOYRANGE	jrvRanges;	/* range of values app wants returned for axes */
    JOYPOS	jpDeadZone;	/* area around center to be considered
    				   as "dead". specified as a percentage
				   (0-100). Only X & Y handled by system driver */
} JOYREGUSERVALUES, FAR *LPJOYREGUSERVALUES;

typedef struct joyreghwsettings_tag {
    DWORD	dwFlags;
    DWORD	dwNumButtons;		/* number of buttons */
} JOYREGHWSETTINGS, FAR *LPJOYHWSETTINGS;

/* range of values returned by the hardware (filled in by calibration) */
typedef struct joyreghwvalues_tag {
    JOYRANGE	jrvHardware;		/* values returned by hardware */
    DWORD	dwPOVValues[JOY_POV_NUMDIRS];/* POV values returned by hardware */
    DWORD	dwCalFlags;		/* what has been calibrated */
} JOYREGHWVALUES, FAR *LPJOYREGHWVALUES;

/* hardware configuration */
typedef struct joyreghwconfig_tag {
    JOYREGHWSETTINGS	hws;		/* hardware settings */
    DWORD		dwUsageSettings;/* usage settings */
    JOYREGHWVALUES	hwv;		/* values returned by hardware */
    DWORD		dwType;		/* type of joystick */
    DWORD		dwReserved;	/* reserved for OEM drivers */
} JOYREGHWCONFIG, FAR *LPJOYREGHWCONFIG;

// joystick calibration info structure
typedef struct joycalibrate_tag {
    WORD    wXbase;
    WORD    wXdelta;
    WORD    wYbase;
    WORD    wYdelta;
    WORD    wZbase;
    WORD    wZdelta;
} JOYCALIBRATE;
typedef JOYCALIBRATE FAR *LPJOYCALIBRATE;

// prototype for joystick message function
typedef DWORD (JOYDEVMSGPROC)(DWORD, UINT, LONG, LONG);
typedef JOYDEVMSGPROC FAR *LPJOYDEVMSGPROC;

// messages sent to joystick driver's DriverProc() function
#define JDD_GETNUMDEVS          (DRV_RESERVED + 0x0001)
#define JDD_GETDEVCAPS          (DRV_RESERVED + 0x0002)
#define JDD_GETPOS              (DRV_RESERVED + 0x0101)
#define JDD_SETCALIBRATION      (DRV_RESERVED + 0x0102)
#define JDD_CONFIGCHANGED       (DRV_RESERVED + 0x0103)
#define JDD_GETPOSEX            (DRV_RESERVED + 0x0104)

#endif // ifndef MMNOJOYDEV

#ifndef MAKELRESULT
#define MAKELRESULT(low, high)   ((LRESULT)MAKELONG(low, high))
#endif//MAKELRESULT


#ifndef MMNOMCIDEV
/****************************************************************************

			MCI device driver support

****************************************************************************/


// internal MCI messages
#define MCI_OPEN_DRIVER             0x0801
#define MCI_CLOSE_DRIVER            0x0802

#define MAKEMCIRESOURCE(wRet, wRes) MAKELRESULT((wRet), (wRes))

// string return values only used with MAKEMCIRESOURCE
#define MCI_FALSE                       (MCI_STRING_OFFSET + 19)
#define MCI_TRUE                        (MCI_STRING_OFFSET + 20)

// resource string return values
#define MCI_FORMAT_RETURN_BASE          MCI_FORMAT_MILLISECONDS_S
#define MCI_FORMAT_MILLISECONDS_S       (MCI_STRING_OFFSET + 21)
#define MCI_FORMAT_HMS_S                (MCI_STRING_OFFSET + 22)
#define MCI_FORMAT_MSF_S                (MCI_STRING_OFFSET + 23)
#define MCI_FORMAT_FRAMES_S             (MCI_STRING_OFFSET + 24)
#define MCI_FORMAT_SMPTE_24_S           (MCI_STRING_OFFSET + 25)
#define MCI_FORMAT_SMPTE_25_S           (MCI_STRING_OFFSET + 26)
#define MCI_FORMAT_SMPTE_30_S           (MCI_STRING_OFFSET + 27)
#define MCI_FORMAT_SMPTE_30DROP_S       (MCI_STRING_OFFSET + 28)
#define MCI_FORMAT_BYTES_S              (MCI_STRING_OFFSET + 29)
#define MCI_FORMAT_SAMPLES_S            (MCI_STRING_OFFSET + 30)
#define MCI_FORMAT_TMSF_S               (MCI_STRING_OFFSET + 31)

#define MCI_VD_FORMAT_TRACK_S           (MCI_VD_OFFSET + 5)

#define WAVE_FORMAT_PCM_S               (MCI_WAVE_OFFSET + 0)
#define WAVE_MAPPER_S                   (MCI_WAVE_OFFSET + 1)

#define MCI_SEQ_MAPPER_S                (MCI_SEQ_OFFSET + 5)
#define MCI_SEQ_FILE_S                  (MCI_SEQ_OFFSET + 6)
#define MCI_SEQ_MIDI_S                  (MCI_SEQ_OFFSET + 7)
#define MCI_SEQ_SMPTE_S                 (MCI_SEQ_OFFSET + 8)
#define MCI_SEQ_FORMAT_SONGPTR_S        (MCI_SEQ_OFFSET + 9)
#define MCI_SEQ_NONE_S                  (MCI_SEQ_OFFSET + 10)
#define MIDIMAPPER_S                    (MCI_SEQ_OFFSET + 11)

#define MCI_TABLE_NOT_PRESENT   ((UINT)-1)
// parameters for internal version of MCI_OPEN message sent from
// mciOpenDevice() to the driver
typedef struct {
    MCIDEVICEID wDeviceID;             // device ID
    LPCWSTR  lpstrParams;           // parameter string for entry in SYSTEM.INI
    UINT    wCustomCommandTable;   // custom command table ((-1) if none)
				   // filled in by the driver
    UINT    wType;                 // driver type
				   // filled in by the driver
} MCI_OPEN_DRIVER_PARMS;
typedef MCI_OPEN_DRIVER_PARMS FAR * LPMCI_OPEN_DRIVER_PARMS;

// maximum length of an MCI device type
#define MCI_MAX_DEVICE_TYPE_LENGTH 80

// flags for mciSendCommandInternal() which direct mciSendString() how to
// interpret the return value
#define MCI_RESOURCE_RETURNED       0x00010000  // resource ID
#define MCI_COLONIZED3_RETURN       0x00020000  // colonized ID, 3 bytes data
#define MCI_COLONIZED4_RETURN       0x00040000  // colonized ID, 4 bytes data
#define MCI_INTEGER_RETURNED        0x00080000  // integer conversion needed
#define MCI_RESOURCE_DRIVER         0x00100000  // driver owns returned resource

// invalid command table ID
#define MCI_NO_COMMAND_TABLE    ((UINT)(-1))

// command table information type tags
#define MCI_COMMAND_HEAD        0
#define MCI_STRING              1
#define MCI_INTEGER             2
#define MCI_END_COMMAND         3
#define MCI_RETURN              4
#define MCI_FLAG                5
#define MCI_END_COMMAND_LIST    6
#define MCI_RECT                7
#define MCI_CONSTANT            8
#define MCI_END_CONSTANT        9
#define MCI_HWND               10
#define MCI_HPAL               11
#define MCI_HDC                12

// function prototypes for MCI driver functions
DWORD APIENTRY mciGetDriverData(MCIDEVICEID wDeviceID);
BOOL  APIENTRY mciSetDriverData(MCIDEVICEID wDeviceID, DWORD dwData);
UINT  APIENTRY mciDriverYield (MCIDEVICEID wDeviceID);
BOOL  APIENTRY mciDriverNotify (HANDLE hwndCallback, MCIDEVICEID wDeviceID,
    UINT uStatus);
UINT  APIENTRY mciLoadCommandResource(HANDLE hInstance,
    LPCWSTR lpResName, UINT wType);
BOOL  APIENTRY mciFreeCommandResource(UINT wTable);

#endif // ifndef MMNOMCIDEV


#ifndef MMNOTASKDEV
/*****************************************************************************

			       Task support

*****************************************************************************/

// error return values
#define TASKERR_NOTASKSUPPORT 1
#define TASKERR_OUTOFMEMORY   2

// task support function prototypes
typedef VOID (TASKCALLBACK) (DWORD dwInst);

typedef TASKCALLBACK FAR *LPTASKCALLBACK;

UINT    APIENTRY mmTaskCreate(LPTASKCALLBACK lpfn, HANDLE FAR * lph, DWORD dwInst);
VOID    APIENTRY mmTaskBlock(DWORD h);
BOOL    APIENTRY mmTaskSignal(DWORD h);
VOID    APIENTRY mmTaskYield(VOID);
DWORD  APIENTRY mmGetCurrentTask(VOID);

#endif // endif MMNOTASKDEV

#define MMDDKINC

#ifdef __cplusplus
}
#endif  /* __cplusplus */

#include "poppack.h"        /* Revert to default packing */

#endif /* _INC_MMDDK */
