Opentk/Source/OpenTK/Platform/Windows/Bindings/HidProtocol.cs
2014-09-17 18:42:27 +02:00

289 lines
12 KiB
C#

#region License
//
// HidProtocol.cs
//
// Author:
// Stefanos A. <stapostol@gmail.com>
//
// Copyright (c) 2014 Stefanos Apostolopoulos
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
#endregion
using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Security;
using System.Text;
using OpenTK.Platform.Common;
namespace OpenTK.Platform.Windows
{
class HidProtocol
{
const string lib = "hid.dll";
[SuppressUnmanagedCodeSecurity]
[DllImport(lib, SetLastError = true, EntryPoint = "HidP_GetButtonCaps")]
public static extern HidProtocolStatus GetButtonCaps(HidProtocolReportType hidProtocolReportType,
IntPtr button_caps, ref ushort p, [In] byte[] preparsed_data);
[SuppressUnmanagedCodeSecurity]
[DllImport(lib, SetLastError = true, EntryPoint = "HidP_GetButtonCaps")]
public static extern HidProtocolStatus GetButtonCaps(HidProtocolReportType hidProtocolReportType,
[Out] HidProtocolButtonCaps[] button_caps, ref ushort p, [In] byte[] preparsed_data);
[SuppressUnmanagedCodeSecurity]
[DllImport(lib, SetLastError = true, EntryPoint = "HidP_GetCaps")]
public static extern HidProtocolStatus GetCaps([In] byte[] preparsed_data, ref HidProtocolCaps capabilities);
[SuppressUnmanagedCodeSecurity]
[DllImport(lib, SetLastError = true, EntryPoint = "HidP_GetData")]
public static extern HidProtocolStatus GetData(HidProtocolReportType type,
IntPtr data, ref int data_length,
[In] byte[] preparsed_data, IntPtr report, int report_length);
[SuppressUnmanagedCodeSecurity]
[DllImport(lib, SetLastError = true, EntryPoint = "HidP_GetData")]
public static extern HidProtocolStatus GetData(HidProtocolReportType type,
[Out] HidProtocolData[] data, ref int data_length,
[In] byte[] preparsed_data, IntPtr report, int report_length);
[SuppressUnmanagedCodeSecurity]
[DllImport(lib, SetLastError = true, EntryPoint = "HidP_GetLinkCollectionNodes")]
public static extern HidProtocolStatus GetLinkCollectionNodes(
[Out] HidProtocolLinkCollectionNode[] LinkCollectionNodes,
ref int LinkCollectionNodesLength,
[In] byte[] PreparsedData);
[SuppressUnmanagedCodeSecurity]
[DllImport(lib, SetLastError = true, EntryPoint = "HidP_GetScaledUsageValue")]
static public extern HidProtocolStatus GetScaledUsageValue(HidProtocolReportType type,
HIDPage usage_page, short link_collection, short usage, ref int usage_value,
[In] byte[] preparsed_data, IntPtr report, int report_length);
[SuppressUnmanagedCodeSecurity]
[DllImport(lib, SetLastError = true, EntryPoint = "HidP_GetSpecificButtonCaps")]
public static extern HidProtocolStatus GetSpecificButtonCaps(HidProtocolReportType ReportType,
HIDPage UsagePage, ushort LinkCollection, ushort Usage,
[Out] HidProtocolButtonCaps[] ButtonCaps, ref ushort ButtonCapsLength,
[In] byte[] PreparsedData);
[SuppressUnmanagedCodeSecurity]
[DllImport(lib, SetLastError = true, EntryPoint = "HidP_GetUsages")]
unsafe public static extern HidProtocolStatus GetUsages(HidProtocolReportType type,
HIDPage usage_page, short link_collection, short* usage_list, ref int usage_length,
[In] byte[] preparsed_data, IntPtr report, int report_length);
[SuppressUnmanagedCodeSecurity]
[DllImport(lib, SetLastError = true, EntryPoint = "HidP_GetUsageValue")]
public static extern HidProtocolStatus GetUsageValue(HidProtocolReportType type,
HIDPage usage_page, short link_collection, short usage, ref uint usage_value,
[In] byte[] preparsed_data, IntPtr report, int report_length);
[SuppressUnmanagedCodeSecurity]
[DllImport(lib, SetLastError = true, EntryPoint = "HidP_GetValueCaps")]
public static extern HidProtocolStatus GetValueCaps(HidProtocolReportType type,
IntPtr caps, ref ushort caps_length, [In] byte[] preparsed_data);
[SuppressUnmanagedCodeSecurity]
[DllImport(lib, SetLastError = true, EntryPoint = "HidP_GetValueCaps")]
public static extern HidProtocolStatus GetValueCaps(HidProtocolReportType type,
[Out] HidProtocolValueCaps[] caps, ref ushort caps_length, [In] byte[] preparsed_data);
[SuppressUnmanagedCodeSecurity]
[DllImport(lib, SetLastError = true, EntryPoint = "HidP_MaxDataListLength")]
public static extern int MaxDataListLength(HidProtocolReportType type, [In] byte[] preparsed_data);
}
enum HidProtocolCollectionType : byte
{
}
enum HidProtocolReportType : ushort
{
Input,
Output,
Feature
}
enum HidProtocolStatus : uint
{
Success = 0x00110000,
Null = 0x80110001,
InvalidPreparsedData = 0xc0110001,
InvalidReportType = 0xc0110002,
InvalidReportLength = 0xc0110003,
UsageNotFound = 0xc0110004,
ValueOutOfRange = 0xc0110005,
BadLogPhyValues = 0xc0110006,
BufferTooSmall = 0xc0110007,
InternallError = 0xc0110008,
I8042TransNotKnown = 0xc0110009,
IncompatibleReportId = 0xc011000a,
NotValueArray = 0xc011000b,
IsValueArray = 0xc011000c,
DataIndexNotFound = 0xc011000d,
DataIndexOutOfRange = 0xc011000e,
ButtonNotPressed = 0xc011000f,
ReportDoesNotExist = 0xc0110010,
NotImplemented = 0xc0110020,
}
[StructLayout(LayoutKind.Explicit)]
struct HidProtocolButtonCaps
{
[FieldOffset(0)] public HIDPage UsagePage;
[FieldOffset(2)] public byte ReportID;
[FieldOffset(3), MarshalAs(UnmanagedType.U1)] public bool IsAlias;
[FieldOffset(4)] public short BitField;
[FieldOffset(6)] public short LinkCollection;
[FieldOffset(8)] public short LinkUsage;
[FieldOffset(10)] public short LinkUsagePage;
[FieldOffset(12), MarshalAs(UnmanagedType.U1)] public bool IsRange;
[FieldOffset(13), MarshalAs(UnmanagedType.U1)] public bool IsStringRange;
[FieldOffset(14), MarshalAs(UnmanagedType.U1)] public bool IsDesignatorRange;
[FieldOffset(15), MarshalAs(UnmanagedType.U1)] public bool IsAbsolute;
//[FieldOffset(16)] unsafe fixed int Reserved[10]; // no need when LayoutKind.Explicit
[FieldOffset(56)] public HidProtocolRange Range;
[FieldOffset(56)] public HidProtocolNotRange NotRange;
}
[StructLayout(LayoutKind.Sequential)]
struct HidProtocolCaps
{
public short Usage;
public short UsagePage;
public ushort InputReportByteLength;
public ushort OutputReportByteLength;
public ushort FeatureReportByteLength;
unsafe fixed ushort Reserved[17];
public ushort NumberLinkCollectionNodes;
public ushort NumberInputButtonCaps;
public ushort NumberInputValueCaps;
public ushort NumberInputDataIndices;
public ushort NumberOutputButtonCaps;
public ushort NumberOutputValueCaps;
public ushort NumberOutputDataIndices;
public ushort NumberFeatureButtonCaps;
public ushort NumberFeatureValueCaps;
public ushort NumberFeatureDataIndices;
}
[StructLayout(LayoutKind.Explicit)]
struct HidProtocolData
{
[FieldOffset(0)] public short DataIndex;
//[FieldOffset(2)] public short Reserved;
[FieldOffset(4)] public int RawValue;
[FieldOffset(4), MarshalAs(UnmanagedType.U1)] public bool On;
}
[StructLayout(LayoutKind.Sequential)]
struct HidProtocolNotRange
{
public short Usage;
short Reserved1;
public short StringIndex;
short Reserved2;
public short DesignatorIndex;
short Reserved3;
public short DataIndex;
short Reserved4;
}
[StructLayout(LayoutKind.Sequential)]
struct HidProtocolLinkCollectionNode
{
public ushort LinkUsage;
public HIDPage LinkUsagePage;
public ushort Parent;
public ushort NumberOfChildren;
public ushort NextSibling;
public ushort FirstChild;
int bitfield;
public IntPtr UserContext;
public HidProtocolCollectionType CollectionType
{
get
{
return (HidProtocolCollectionType)(bitfield & 0xff);
}
}
public bool IsAlias
{
get
{
return (bitfield & 0x100) == 1;
}
}
}
struct HidProtocolRange
{
#pragma warning disable 0649
public short UsageMin;
public short UsageMax;
public short StringMin;
public short StringMax;
public short DesignatorMin;
public short DesignatorMax;
public short DataIndexMin;
public short DataIndexMax;
#pragma warning restore 0649
}
[StructLayout(LayoutKind.Explicit)]
struct HidProtocolValueCaps
{
[FieldOffset(0)] public HIDPage UsagePage;
[FieldOffset(2)] public byte ReportID;
[FieldOffset(3), MarshalAs(UnmanagedType.U1)] public bool IsAlias;
[FieldOffset(4)] public ushort BitField;
[FieldOffset(6)] public short LinkCollection;
[FieldOffset(8)] public ushort LinkUsage;
[FieldOffset(10)] public ushort LinkUsagePage;
[FieldOffset(12), MarshalAs(UnmanagedType.U1)] public bool IsRange;
[FieldOffset(13), MarshalAs(UnmanagedType.U1)] public bool IsStringRange;
[FieldOffset(14), MarshalAs(UnmanagedType.U1)] public bool IsDesignatorRange;
[FieldOffset(15), MarshalAs(UnmanagedType.U1)] public bool IsAbsolute;
[FieldOffset(16), MarshalAs(UnmanagedType.U1)] public bool HasNull;
[FieldOffset(17)] byte Reserved;
[FieldOffset(18)] public short BitSize;
[FieldOffset(20)] public short ReportCount;
//[FieldOffset(22)] ushort Reserved2a;
//[FieldOffset(24)] ushort Reserved2b;
//[FieldOffset(26)] ushort Reserved2c;
//[FieldOffset(28)] ushort Reserved2d;
//[FieldOffset(30)] ushort Reserved2e;
[FieldOffset(32)] public int UnitsExp;
[FieldOffset(36)] public int Units;
[FieldOffset(40)] public int LogicalMin;
[FieldOffset(44)] public int LogicalMax;
[FieldOffset(48)] public int PhysicalMin;
[FieldOffset(52)] public int PhysicalMax;
[FieldOffset(56)] public HidProtocolRange Range;
[FieldOffset(56)] public HidProtocolNotRange NotRange;
}
}