149 lines
4 KiB
OpenEdge ABL
149 lines
4 KiB
OpenEdge ABL
/*++ BUILD Version: 0001 // Increment this if a change has global effects
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Copyright (c) Microsoft Corporation. All rights reserved.
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Module Name:
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ntddmidi.h
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Abstract:
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This include file defines all constants and types for
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accessing an NT wave device.
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Author:
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Robin Speed (RobinSp) 12-Dec-91
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Revision History:
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--*/
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#ifndef _NTDDMIDI_
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#define _NTDDMIDI_
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#if _MSC_VER > 1000
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#pragma once
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#endif
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#include <ntddsnd.h> // general sound stuff
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#ifdef __cplusplus
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extern "C" {
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#endif
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//
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// Device Name - this string is the name of the device. It is the name
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// that when added to the name of the root of the device tree and with
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// the device number appended, gives the name of the device required for
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// a call to NtOpenFile.
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// So for example, if the root is \Device and the Device type is
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// MidiIn and the device number is 2, the full name is \Device\MidiIn2
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//
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#define DD_MIDI_IN_DEVICE_NAME "\\Device\\MidiIn"
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#define DD_MIDI_IN_DEVICE_NAME_U L"\\Device\\MidiIn"
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#define DD_MIDI_OUT_DEVICE_NAME "\\Device\\MidiOut"
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#define DD_MIDI_OUT_DEVICE_NAME_U L"\\Device\\MidiOut"
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//
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// MIDI device driver IOCTL set
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//
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#define IOCTL_MIDI_GET_CAPABILITIES CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0001, METHOD_BUFFERED, FILE_READ_ACCESS)
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#define IOCTL_MIDI_SET_STATE CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0002, METHOD_BUFFERED, FILE_WRITE_ACCESS)
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#define IOCTL_MIDI_GET_STATE CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0003, METHOD_BUFFERED, FILE_WRITE_ACCESS)
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#define IOCTL_MIDI_SET_VOLUME CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0004, METHOD_BUFFERED, FILE_READ_ACCESS)
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#define IOCTL_MIDI_GET_VOLUME CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0005, METHOD_BUFFERED, FILE_READ_ACCESS)
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#define IOCTL_MIDI_PLAY CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0006, METHOD_NEITHER, FILE_WRITE_ACCESS)
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#define IOCTL_MIDI_RECORD CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0007, METHOD_BUFFERED, FILE_WRITE_ACCESS)
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#define IOCTL_MIDI_CACHE_PATCHES CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0008, METHOD_BUFFERED, FILE_WRITE_ACCESS)
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#define IOCTL_MIDI_CACHE_DRUM_PATCHES CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0009, METHOD_BUFFERED, FILE_WRITE_ACCESS)
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//
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// IOCTL used in the debug build only
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//
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#if DBG
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#define IOCTL_MIDI_SET_DEBUG_LEVEL CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0040, METHOD_BUFFERED, FILE_READ_ACCESS)
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#endif // DBG
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//
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// Product Ids - see winmm.h
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//
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//
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// Midi input output buffer format
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//
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typedef struct {
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LARGE_INTEGER Time; // Time when data received
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// (in units of 100ns from when
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// midi input was started)
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UCHAR Data[sizeof(ULONG)]; // Data (at least 4 byts for
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// alignment).
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} MIDI_DD_INPUT_DATA, *PMIDI_DD_INPUT_DATA;
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//
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// Midi volume structure
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//
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typedef struct _MIDI_DD_VOLUME {
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ULONG Left;
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ULONG Right;
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} MIDI_DD_VOLUME, *PMIDI_DD_VOLUME;
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//
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// Patch array structure
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//
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//
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// Midi cache patches structures
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//
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typedef struct _MIDI_DD_CACHE_PATCHES {
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ULONG Bank;
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ULONG Flags;
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USHORT Patches[128];
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} MIDI_DD_CACHE_PATCHES, *PMIDI_DD_CACHE_PATCHES;
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//
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// Midi cache drum patches structures
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//
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typedef struct _MIDI_DD_CACHE_DRUM_PATCHES {
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ULONG Patch;
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ULONG Flags;
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USHORT DrumPatches[128];
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} MIDI_DD_CACHE_DRUM_PATCHES, *PMIDI_DD_CACHE_DRUM_PATCHES;
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//
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// State flags used to set the state of a driver
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//
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#define MIDI_DD_STOP 0x0001
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#define MIDI_DD_PLAY 0x0002 // output devices only
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#define MIDI_DD_RECORD 0x0003 // input devices only
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#define MIDI_DD_RESET 0x0004
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//
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// States returned by the get state ioctl
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//
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#define MIDI_DD_IDLE 0x0000
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#define MIDI_DD_STOPPED 0x0001 // stopped
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#define MIDI_DD_PLAYING 0x0002 // output devices only
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#define MIDI_DD_RECORDING 0x0003 // input devices only
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#ifdef __cplusplus
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}
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#endif
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#endif // _NTDDMIDI_
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