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 *         ATMEL Microcontroller Software Support 
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 * Copyright (c) 2008, Atmel Corporation
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/*
    Title: CDCAbstractControlManagementDescriptor

    About: Purpose
        Definition of a class for manipulating CDC abstract control management
        descriptors.

    About: Usage
        Should be included in a list of USB configuration descriptors.
*/

#ifndef CDCABSTRACTCONTROLMANAGEMENTDESCRIPTOR_H
#define CDCABSTRACTCONTROLMANAGEMENTDESCRIPTOR_H

//------------------------------------------------------------------------------
//         Definitions
//------------------------------------------------------------------------------
/*
    Constants: Capabilities
        CDCAbstractControlManagementDescriptor_COMMFEATURE - Device supports the
            request combination of SetCommFeature, ClearCommFeature and
            GetCommFeature.
        CDCAbstractControlManagementDescriptor_LINE - Device supports the request
            combination of SetLineCoding, GetLineCoding and SetControlLineState.
        CDCAbstractControlManagementDescriptor_SENDBREAK - Device supports the
            SendBreak request.
        CDCAbstractControlManagementDescriptor_NETWORKCONNECTION - Device supports
            the NetworkConnection notification.
*/
#define CDCAbstractControlManagementDescriptor_COMMFEATURE          (1 << 0)
#define CDCAbstractControlManagementDescriptor_LINE                 (1 << 1)
#define CDCAbstractControlManagementDescriptor_SENDBREAK            (1 << 2)
#define CDCAbstractControlManagementDescriptor_NETWORKCONNECTION    (1 << 3)

//------------------------------------------------------------------------------
//         Types
//------------------------------------------------------------------------------

#ifdef __ICCARM__          // IAR
#pragma pack(1)            // IAR
#define __attribute__(...) // IAR
#endif                     // IAR

/*
    Type: CDCAbstractControlManagementDescriptor
        Describes the command supported by the communication interface class
        with the Abstract Control Model subclass code.

    Variables:
        bFunctionLength - Size of this descriptor in bytes.
        bDescriptorType - Descriptor type (<CDCDescriptors_INTERFACE>).
        bDescriptorSubtype - Descriptor subtype
            (<CDCDescriptors_ABSTRACTCONTROLMANAGEMENT>).
        bmCapabilities - Configuration capabilities (see <Capabilities>).
*/
typedef struct {

    unsigned char bFunctionLength;
    unsigned char bDescriptorType;
    unsigned char bDescriptorSubtype;
    unsigned char bmCapabilities;

} __attribute__ ((packed)) CDCAbstractControlManagementDescriptor; // GCC

#ifdef __ICCARM__          // IAR
#pragma pack()             // IAR
#endif                     // IAR

#endif //#ifndef CDCABSTRACTCONTROLMANAGEMENTDESCRIPTOR_H