/*
* Virtual Gamepad Emulation Framework - Windows kernel-mode bus driver
* Copyright (C) 2016-2018  Benjamin Höglinger-Stelzer
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/


// 
// For children emulating XGIP devices, the following dummy interfaces 
// have to be exposed by the PDO or else the child devices won't start
// 

// {70211B0E-0AFB-47DB-AFC1-410BF842497A}
// ReSharper disable once CppMissingIncludeGuard
DEFINE_GUID(GUID_DEVINTERFACE_XGIP_UNKNOWN_0,
    0x70211B0E, 0x0AFB, 0x47DB, 0xAF, 0xC1, 0x41, 0x0B, 0xF8, 0x42, 0x49, 0x7A);

// {B38290E5-3CD0-4F9D-9937-F5FE2B44D47A}
DEFINE_GUID(GUID_DEVINTERFACE_XGIP_UNKNOWN_1,
    0xB38290E5, 0x3CD0, 0x4F9D, 0x99, 0x37, 0xF5, 0xFE, 0x2B, 0x44, 0xD4, 0x7A);

// {2AEB0243-6A6E-486B-82FC-D815F6B97006}
DEFINE_GUID(GUID_DEVINTERFACE_XGIP_UNKNOWN_2,
    0x2AEB0243, 0x6A6E, 0x486B, 0x82, 0xFC, 0xD8, 0x15, 0xF6, 0xB9, 0x70, 0x06);

// {DC7A8E51-49B3-4A3A-9E81-625205E7D729}
DEFINE_GUID(GUID_DEVINTERFACE_XGIP_UNKNOWN_3,
    0xDC7A8E51, 0x49B3, 0x4A3A, 0x9E, 0x81, 0x62, 0x52, 0x05, 0xE7, 0xD7, 0x29);

// {DEEE98EA-C0A1-42C3-9738-A04606C84E93}
DEFINE_GUID(GUID_DEVINTERFACE_XGIP_UNKNOWN_4,
    0xDEEE98EA, 0xC0A1, 0x42C3, 0x97, 0x38, 0xA0, 0x46, 0x06, 0xC8, 0x4E, 0x93);


#pragma once

#define XGIP_DESCRIPTOR_SIZE            0x0040
#define XGIP_CONFIGURATION_SIZE         0x88
#define XGIP_REPORT_SIZE                0x12
#define XGIP_SYS_INIT_PACKETS           0x0F
#define XGIP_SYS_INIT_PERIOD            0x32

typedef struct _XGIP_DEVICE_DATA
{
    UCHAR Report[XGIP_REPORT_SIZE];

    //
    // Queue for incoming interrupt transfer
    //
    WDFQUEUE PendingUsbInRequests;

    //
    // Queue for inverted calls
    //
    WDFQUEUE PendingNotificationRequests;

    WDFCOLLECTION XboxgipSysInitCollection;

    BOOLEAN XboxgipSysInitReady;

    WDFTIMER XboxgipSysInitTimer;
} XGIP_DEVICE_DATA, *PXGIP_DEVICE_DATA;

WDF_DECLARE_CONTEXT_TYPE_WITH_NAME(XGIP_DEVICE_DATA, XgipGetData)


NTSTATUS
Bus_XgipSubmitInterrupt(
    WDFDEVICE Device,
    ULONG SerialNo,
    PXGIP_SUBMIT_INTERRUPT Report,
    _In_ BOOLEAN FromInterface
);

//
// XGIP-specific functions
// 
NTSTATUS Xgip_PreparePdo(
    PWDFDEVICE_INIT DeviceInit,
    PUNICODE_STRING DeviceId,
    PUNICODE_STRING DeviceDescription
);
NTSTATUS Xgip_PrepareHardware(WDFDEVICE Device);
NTSTATUS Xgip_AssignPdoContext(WDFDEVICE Device);
VOID Xgip_GetConfigurationDescriptorType(PUCHAR Buffer, ULONG Length);
VOID Xgip_GetDeviceDescriptorType(PUSB_DEVICE_DESCRIPTOR pDescriptor, PPDO_DEVICE_DATA pCommon);
VOID Xgip_SelectConfiguration(PUSBD_INTERFACE_INFORMATION pInfo);