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Darwin 0.2 Driver Kit

/*
 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
 * Reserved.  This file contains Original Code and/or Modifications of
 * Original Code as defined in and that are subject to the Apple Public
 * Source License Version 1.1 (the "License").  You may not use this file
 * except in compliance with the License.  Please obtain a copy of the
 * License at http://www.apple.com/publicsource and read it before using
 * this file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
#import <mach/mach_types.h>
#import <mach/message.h>

//#import "audio_types.h"		

/*
 * Valid DriverCommand commands
 */
typedef enum {
    setDeviceInputGainLeft,
    setDeviceInputGainRight,
    setDeviceOutputMute,
    setDeviceOutputAttenuationLeft,
    setDeviceOutputAttenuationRight,
    setDeviceLoudness,
    abortInputChannel,
    abortOutputChannel,
    
    setDeviceInputMicEnable,
    setDeviceInputMicDisable,
    setDeviceInputLineEnable,
    setDeviceInputLineDisable,
    setDeviceInputCDEnable,
    setDeviceInputCDDisable,
    setDeviceInputAux1Enable,
    setDeviceInputAux1Disable,
    setDeviceInputAux2Enable,
    setDeviceInputAux2Disable,
    
    setDeviceOutputLineEnable,
    setDeviceOutputLineDisable,
    setDeviceOutputSpeakerEnable,
    setDeviceOutputSpeakerDisable,
    setDeviceOutputCDEnable,
    setDeviceOutputCDDisable,
    setDeviceOutputAux1Enable,
    setDeviceOutputAux1Disable,
    setDeviceOutputAux2Enable,
    setDeviceOutputAux2Disable,
    
} ADCommand;

#import <machkit/NXLock.h>
#import <driverkit/generalFuncs.h>

@interface AudioCommand:Object
{
    port_t	driverPort_kern;
    id		interLock;
#define AUDIO_COMMAND_DONE		1
#define AUDIO_COMMAND_BUSY		2
#define AUDIO_COMMAND_IDLE		3
    ADCommand	command;
    int		ret;
}


- initPort:(port_t)port;
- free;
- (ADCommand)command;
- (void)done:(int)_ret;
- (int)send:(ADCommand)_command;

@end

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