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Annotation of ntddk/src/mmedia/inc/ntddsnd.h, revision 1.1

1.1     ! root        1: /*++ BUILD Version: 0001    // Increment this if a change has global effects
        !             2: 
        !             3: Copyright (c) 1990-1993  Microsoft Corporation
        !             4: 
        !             5: Module Name:
        !             6: 
        !             7:     ntddsnd.h
        !             8: 
        !             9: Abstract:
        !            10: 
        !            11:     This is the include file that defines all the common
        !            12:     constants and types for sound devices.
        !            13: 
        !            14: Author:
        !            15: 
        !            16:     Nigel Thompson (NigelT) 17-May-91
        !            17: 
        !            18: Revision History:
        !            19: 
        !            20: --*/
        !            21: 
        !            22: #ifndef _NTDDSND_
        !            23: #define _NTDDSND_
        !            24: 
        !            25: //
        !            26: // Define the IOCTL base values for sound devices and each class
        !            27: // of sound device
        !            28: //
        !            29: 
        !            30: #define IOCTL_SOUND_BASE                  FILE_DEVICE_SOUND
        !            31: #define IOCTL_WAVE_BASE 0x0000
        !            32: #define IOCTL_MIDI_BASE 0x0080
        !            33: 
        !            34: //
        !            35: // Define some useful limits
        !            36: //
        !            37: 
        !            38: #define SOUND_MAX_DEVICE_NAME 80    // BUGBUG this is a wild guess
        !            39: #define SOUND_MAX_DEVICES     100   // Max no of devices of a given type
        !            40: #endif // _NTDDSND_

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