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127 lines
6.4 KiB
C
127 lines
6.4 KiB
C
/*
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LUFA Library
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Copyright (C) Dean Camera, 2012.
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dean [at] fourwalledcubicle [dot] com
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www.lufa-lib.org
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*/
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/*
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Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, distribute, and sell this
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software and its documentation for any purpose is hereby granted
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without fee, provided that the above copyright notice appear in
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all copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of the author not be used in
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advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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The author disclaim all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall the author be liable for any
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special, indirect or consequential damages or any damages
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whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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*/
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/** \file
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* \brief Constants for HID report item attributes.
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*
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* HID report item constants for report item attributes. Refer to the HID specification for
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* details on each flag's meaning when applied to an IN, OUT or FEATURE item.
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*/
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/** \ingroup Group_HIDParser
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* \defgroup Group_HIDReportItemConst HID Report Descriptor Item Constants
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*
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* General HID constant definitions for HID Report Descriptor elements.
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*
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* @{
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*/
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#ifndef __HIDREPORTDATA_H__
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#define __HIDREPORTDATA_H__
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/* Private Interface - For use in library only: */
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#if !defined(__DOXYGEN__)
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/* Macros: */
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#define HID_RI_DATA_SIZE_MASK 0x03
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#define HID_RI_TYPE_MASK 0x0C
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#define HID_RI_TAG_MASK 0xF0
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#define HID_RI_TYPE_MAIN 0x00
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#define HID_RI_TYPE_GLOBAL 0x04
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#define HID_RI_TYPE_LOCAL 0x08
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#define HID_RI_DATA_BITS_0 0x00
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#define HID_RI_DATA_BITS_8 0x01
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#define HID_RI_DATA_BITS_16 0x02
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#define HID_RI_DATA_BITS_32 0x03
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#define HID_RI_DATA_BITS(DataBits) HID_RI_DATA_BITS_ ## DataBits
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#define _HID_RI_ENCODE_0(Data)
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#define _HID_RI_ENCODE_8(Data) , (Data & 0xFF)
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#define _HID_RI_ENCODE_16(Data) _HID_RI_ENCODE_8(Data) _HID_RI_ENCODE_8(Data >> 8)
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#define _HID_RI_ENCODE_32(Data) _HID_RI_ENCODE_16(Data) _HID_RI_ENCODE_16(Data >> 16)
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#define _HID_RI_ENCODE(DataBits, ...) _HID_RI_ENCODE_ ## DataBits(__VA_ARGS__)
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#define _HID_RI_ENTRY(Type, Tag, DataBits, ...) (Type | Tag | HID_RI_DATA_BITS(DataBits)) _HID_RI_ENCODE(DataBits, (__VA_ARGS__))
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#endif
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/* Public Interface - May be used in end-application: */
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/* Macros: */
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/** \name HID Input, Output and Feature Report Descriptor Item Flags */
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//@{
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#define HID_IOF_CONSTANT (1 << 0)
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#define HID_IOF_DATA (0 << 0)
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#define HID_IOF_VARIABLE (1 << 1)
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#define HID_IOF_ARRAY (0 << 1)
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#define HID_IOF_RELATIVE (1 << 2)
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#define HID_IOF_ABSOLUTE (0 << 2)
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#define HID_IOF_WRAP (1 << 3)
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#define HID_IOF_NO_WRAP (0 << 3)
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#define HID_IOF_NON_LINEAR (1 << 4)
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#define HID_IOF_LINEAR (0 << 4)
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#define HID_IOF_NO_PREFERRED_STATE (1 << 5)
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#define HID_IOF_PREFERRED_STATE (0 << 5)
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#define HID_IOF_NULLSTATE (1 << 6)
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#define HID_IOF_NO_NULL_POSITION (0 << 6)
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#define HID_IOF_VOLATILE (1 << 7)
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#define HID_IOF_NON_VOLATILE (0 << 7)
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#define HID_IOF_BUFFERED_BYTES (1 << 8)
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#define HID_IOF_BITFIELD (0 << 8)
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//@}
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/** \name HID Report Descriptor Item Macros */
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//@{
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#define HID_RI_INPUT(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_MAIN , 0x80, DataBits, __VA_ARGS__)
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#define HID_RI_OUTPUT(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_MAIN , 0x90, DataBits, __VA_ARGS__)
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#define HID_RI_COLLECTION(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_MAIN , 0xA0, DataBits, __VA_ARGS__)
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#define HID_RI_FEATURE(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_MAIN , 0xB0, DataBits, __VA_ARGS__)
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#define HID_RI_END_COLLECTION(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_MAIN , 0xC0, DataBits, __VA_ARGS__)
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#define HID_RI_USAGE_PAGE(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_GLOBAL, 0x00, DataBits, __VA_ARGS__)
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#define HID_RI_LOGICAL_MINIMUM(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_GLOBAL, 0x10, DataBits, __VA_ARGS__)
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#define HID_RI_LOGICAL_MAXIMUM(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_GLOBAL, 0x20, DataBits, __VA_ARGS__)
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#define HID_RI_PHYSICAL_MINIMUM(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_GLOBAL, 0x30, DataBits, __VA_ARGS__)
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#define HID_RI_PHYSICAL_MAXIMUM(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_GLOBAL, 0x40, DataBits, __VA_ARGS__)
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#define HID_RI_UNIT_EXPONENT(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_GLOBAL, 0x50, DataBits, __VA_ARGS__)
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#define HID_RI_UNIT(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_GLOBAL, 0x60, DataBits, __VA_ARGS__)
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#define HID_RI_REPORT_SIZE(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_GLOBAL, 0x70, DataBits, __VA_ARGS__)
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#define HID_RI_REPORT_ID(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_GLOBAL, 0x80, DataBits, __VA_ARGS__)
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#define HID_RI_REPORT_COUNT(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_GLOBAL, 0x90, DataBits, __VA_ARGS__)
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#define HID_RI_PUSH(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_GLOBAL, 0xA0, DataBits, __VA_ARGS__)
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#define HID_RI_POP(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_GLOBAL, 0xB0, DataBits, __VA_ARGS__)
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#define HID_RI_USAGE(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_LOCAL , 0x00, DataBits, __VA_ARGS__)
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#define HID_RI_USAGE_MINIMUM(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_LOCAL , 0x10, DataBits, __VA_ARGS__)
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#define HID_RI_USAGE_MAXIMUM(DataBits, ...) _HID_RI_ENTRY(HID_RI_TYPE_LOCAL , 0x20, DataBits, __VA_ARGS__)
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//@}
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/** @} */
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#endif
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