947 lines
34 KiB
C
947 lines
34 KiB
C
/*
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* The Wine project - Xinput Joystick Library
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* Copyright 2008 Andrew Fenn
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* Copyright 2018 Aric Stewart
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* Copyright 2021 Rémi Bernon for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <assert.h>
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#include <stdarg.h>
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#include <string.h>
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#include <stdlib.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winerror.h"
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#include "winuser.h"
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#include "winreg.h"
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#include "wingdi.h"
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#include "winnls.h"
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#include "winternl.h"
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#include "setupapi.h"
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#include "devpkey.h"
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#include "hidusage.h"
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#include "ddk/hidsdi.h"
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#include "initguid.h"
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#include "devguid.h"
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#include "xinput.h"
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#include "wine/debug.h"
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/* Not defined in the headers, used only by XInputGetStateEx */
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#define XINPUT_GAMEPAD_GUIDE 0x0400
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WINE_DEFAULT_DEBUG_CHANNEL(xinput);
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struct xinput_controller
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{
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CRITICAL_SECTION crit;
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XINPUT_CAPABILITIES caps;
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XINPUT_STATE state;
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XINPUT_GAMEPAD last_keystroke;
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XINPUT_VIBRATION vibration;
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HANDLE device;
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WCHAR device_path[MAX_PATH];
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BOOL enabled;
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struct
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{
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PHIDP_PREPARSED_DATA preparsed;
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HIDP_CAPS caps;
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HIDP_VALUE_CAPS lx_caps;
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HIDP_VALUE_CAPS ly_caps;
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HIDP_VALUE_CAPS lt_caps;
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HIDP_VALUE_CAPS rx_caps;
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HIDP_VALUE_CAPS ry_caps;
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HIDP_VALUE_CAPS rt_caps;
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HANDLE read_event;
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OVERLAPPED read_ovl;
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char *input_report_buf;
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char *output_report_buf;
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} hid;
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};
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/* xinput_crit guards controllers array */
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static CRITICAL_SECTION xinput_crit;
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static CRITICAL_SECTION_DEBUG xinput_critsect_debug =
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{
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0, 0, &xinput_crit,
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{ &xinput_critsect_debug.ProcessLocksList, &xinput_critsect_debug.ProcessLocksList },
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0, 0, { (DWORD_PTR)(__FILE__ ": xinput_crit") }
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};
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static CRITICAL_SECTION xinput_crit = { &xinput_critsect_debug, -1, 0, 0, 0, 0 };
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static struct xinput_controller controllers[XUSER_MAX_COUNT];
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static CRITICAL_SECTION_DEBUG controller_critsect_debug[XUSER_MAX_COUNT] =
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{
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{
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0, 0, &controllers[0].crit,
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{ &controller_critsect_debug[0].ProcessLocksList, &controller_critsect_debug[0].ProcessLocksList },
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0, 0, { (DWORD_PTR)(__FILE__ ": controllers[0].crit") }
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},
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{
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0, 0, &controllers[1].crit,
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{ &controller_critsect_debug[1].ProcessLocksList, &controller_critsect_debug[1].ProcessLocksList },
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0, 0, { (DWORD_PTR)(__FILE__ ": controllers[1].crit") }
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},
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{
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0, 0, &controllers[2].crit,
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{ &controller_critsect_debug[2].ProcessLocksList, &controller_critsect_debug[2].ProcessLocksList },
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0, 0, { (DWORD_PTR)(__FILE__ ": controllers[2].crit") }
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},
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{
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0, 0, &controllers[3].crit,
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{ &controller_critsect_debug[3].ProcessLocksList, &controller_critsect_debug[3].ProcessLocksList },
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0, 0, { (DWORD_PTR)(__FILE__ ": controllers[3].crit") }
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},
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};
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static struct xinput_controller controllers[XUSER_MAX_COUNT] =
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{
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{{ &controller_critsect_debug[0], -1, 0, 0, 0, 0 }},
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{{ &controller_critsect_debug[1], -1, 0, 0, 0, 0 }},
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{{ &controller_critsect_debug[2], -1, 0, 0, 0, 0 }},
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{{ &controller_critsect_debug[3], -1, 0, 0, 0, 0 }},
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};
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static HANDLE stop_event;
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static HANDLE done_event;
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static HANDLE update_event;
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static BOOL find_opened_device(SP_DEVICE_INTERFACE_DETAIL_DATA_W *detail, int *free_slot)
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{
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int i;
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*free_slot = XUSER_MAX_COUNT;
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for (i = XUSER_MAX_COUNT; i > 0; i--)
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{
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if (!controllers[i - 1].device) *free_slot = i - 1;
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else if (!wcscmp(detail->DevicePath, controllers[i - 1].device_path)) return TRUE;
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}
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return FALSE;
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}
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static void check_value_caps(struct xinput_controller *controller, USHORT usage, HIDP_VALUE_CAPS *caps)
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{
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switch (usage)
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{
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case HID_USAGE_GENERIC_X: controller->hid.lx_caps = *caps; break;
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case HID_USAGE_GENERIC_Y: controller->hid.ly_caps = *caps; break;
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case HID_USAGE_GENERIC_Z: controller->hid.lt_caps = *caps; break;
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case HID_USAGE_GENERIC_RX: controller->hid.rx_caps = *caps; break;
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case HID_USAGE_GENERIC_RY: controller->hid.ry_caps = *caps; break;
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case HID_USAGE_GENERIC_RZ: controller->hid.rt_caps = *caps; break;
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}
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}
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static BOOL controller_check_caps(struct xinput_controller *controller, PHIDP_PREPARSED_DATA preparsed)
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{
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XINPUT_CAPABILITIES *caps = &controller->caps;
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HIDP_BUTTON_CAPS *button_caps;
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HIDP_VALUE_CAPS *value_caps;
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NTSTATUS status;
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int i, u;
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int button_count = 0;
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/* Count buttons */
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memset(caps, 0, sizeof(XINPUT_CAPABILITIES));
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if (!(button_caps = malloc(sizeof(*button_caps) * controller->hid.caps.NumberInputButtonCaps))) return FALSE;
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status = HidP_GetButtonCaps(HidP_Input, button_caps, &controller->hid.caps.NumberInputButtonCaps, preparsed);
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if (status != HIDP_STATUS_SUCCESS) WARN("HidP_GetButtonCaps returned %#x\n", status);
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else for (i = 0; i < controller->hid.caps.NumberInputButtonCaps; i++)
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{
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if (button_caps[i].UsagePage != HID_USAGE_PAGE_BUTTON)
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continue;
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if (button_caps[i].IsRange)
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button_count = max(button_count, button_caps[i].Range.UsageMax);
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else
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button_count = max(button_count, button_caps[i].NotRange.Usage);
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}
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free(button_caps);
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if (button_count < 11)
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WARN("Too few buttons, continuing anyway\n");
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caps->Gamepad.wButtons = 0xffff;
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if (!(value_caps = malloc(sizeof(*value_caps) * controller->hid.caps.NumberInputValueCaps))) return FALSE;
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status = HidP_GetValueCaps(HidP_Input, value_caps, &controller->hid.caps.NumberInputValueCaps, preparsed);
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if (status != HIDP_STATUS_SUCCESS) WARN("HidP_GetValueCaps returned %#x\n", status);
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else for (i = 0; i < controller->hid.caps.NumberInputValueCaps; i++)
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{
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HIDP_VALUE_CAPS *caps = value_caps + i;
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if (caps->UsagePage != HID_USAGE_PAGE_GENERIC) continue;
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if (!caps->IsRange) check_value_caps(controller, caps->NotRange.Usage, caps);
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else for (u = caps->Range.UsageMin; u <=caps->Range.UsageMax; u++) check_value_caps(controller, u, value_caps + i);
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}
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free(value_caps);
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if (!controller->hid.lt_caps.UsagePage) WARN("Missing axis LeftTrigger\n");
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else caps->Gamepad.bLeftTrigger = (1u << (sizeof(caps->Gamepad.bLeftTrigger) + 1)) - 1;
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if (!controller->hid.rt_caps.UsagePage) WARN("Missing axis RightTrigger\n");
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else caps->Gamepad.bRightTrigger = (1u << (sizeof(caps->Gamepad.bRightTrigger) + 1)) - 1;
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if (!controller->hid.lx_caps.UsagePage) WARN("Missing axis ThumbLX\n");
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else caps->Gamepad.sThumbLX = (1u << (sizeof(caps->Gamepad.sThumbLX) + 1)) - 1;
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if (!controller->hid.ly_caps.UsagePage) WARN("Missing axis ThumbLY\n");
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else caps->Gamepad.sThumbLY = (1u << (sizeof(caps->Gamepad.sThumbLY) + 1)) - 1;
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if (!controller->hid.rx_caps.UsagePage) WARN("Missing axis ThumbRX\n");
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else caps->Gamepad.sThumbRX = (1u << (sizeof(caps->Gamepad.sThumbRX) + 1)) - 1;
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if (!controller->hid.ry_caps.UsagePage) WARN("Missing axis ThumbRY\n");
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else caps->Gamepad.sThumbRY = (1u << (sizeof(caps->Gamepad.sThumbRY) + 1)) - 1;
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caps->Type = XINPUT_DEVTYPE_GAMEPAD;
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caps->SubType = XINPUT_DEVSUBTYPE_GAMEPAD;
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if (controller->hid.caps.NumberOutputValueCaps > 0)
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{
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caps->Flags |= XINPUT_CAPS_FFB_SUPPORTED;
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caps->Vibration.wLeftMotorSpeed = 255;
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caps->Vibration.wRightMotorSpeed = 255;
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}
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return TRUE;
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}
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static DWORD HID_set_state(struct xinput_controller *controller, XINPUT_VIBRATION *state)
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{
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char *output_report_buf = controller->hid.output_report_buf;
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ULONG output_report_len = controller->hid.caps.OutputReportByteLength;
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if (controller->caps.Flags & XINPUT_CAPS_FFB_SUPPORTED)
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{
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controller->vibration.wLeftMotorSpeed = state->wLeftMotorSpeed;
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controller->vibration.wRightMotorSpeed = state->wRightMotorSpeed;
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if (controller->enabled)
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{
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memset(output_report_buf, 0, output_report_len);
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output_report_buf[0] = /* report id */ 0;
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output_report_buf[1] = 0x8;
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output_report_buf[3] = (BYTE)(state->wLeftMotorSpeed / 256);
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output_report_buf[4] = (BYTE)(state->wRightMotorSpeed / 256);
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if (!HidD_SetOutputReport(controller->device, output_report_buf, output_report_len))
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{
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WARN("unable to set output report, HidD_SetOutputReport failed with error %u\n", GetLastError());
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return GetLastError();
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}
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return ERROR_SUCCESS;
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}
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}
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return ERROR_SUCCESS;
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}
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static void controller_enable(struct xinput_controller *controller)
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{
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XINPUT_VIBRATION state = controller->vibration;
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if (controller->enabled) return;
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if (controller->caps.Flags & XINPUT_CAPS_FFB_SUPPORTED) HID_set_state(controller, &state);
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controller->enabled = TRUE;
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memset(&controller->hid.read_ovl, 0, sizeof(controller->hid.read_ovl));
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controller->hid.read_ovl.hEvent = controller->hid.read_event;
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ReadFile(controller->device, controller->hid.input_report_buf, controller->hid.caps.InputReportByteLength, NULL, &controller->hid.read_ovl);
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SetEvent(update_event);
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}
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static void controller_disable(struct xinput_controller *controller)
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{
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XINPUT_VIBRATION state = {0};
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if (!controller->enabled) return;
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if (controller->caps.Flags & XINPUT_CAPS_FFB_SUPPORTED) HID_set_state(controller, &state);
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controller->enabled = FALSE;
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CancelIoEx(controller->device, &controller->hid.read_ovl);
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SetEvent(update_event);
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}
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static BOOL controller_init(struct xinput_controller *controller, PHIDP_PREPARSED_DATA preparsed,
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HIDP_CAPS *caps, HANDLE device, WCHAR *device_path)
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{
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HANDLE event = NULL;
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controller->hid.caps = *caps;
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if (!controller_check_caps(controller, preparsed)) goto failed;
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if (!(event = CreateEventA(NULL, FALSE, FALSE, NULL))) goto failed;
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TRACE("Found gamepad %s\n", debugstr_w(device_path));
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controller->hid.preparsed = preparsed;
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controller->hid.read_event = event;
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if (!(controller->hid.input_report_buf = calloc(1, controller->hid.caps.InputReportByteLength))) goto failed;
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if (!(controller->hid.output_report_buf = calloc(1, controller->hid.caps.OutputReportByteLength))) goto failed;
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memset(&controller->state, 0, sizeof(controller->state));
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memset(&controller->vibration, 0, sizeof(controller->vibration));
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lstrcpynW(controller->device_path, device_path, MAX_PATH);
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controller->enabled = FALSE;
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EnterCriticalSection(&controller->crit);
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controller->device = device;
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controller_enable(controller);
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LeaveCriticalSection(&controller->crit);
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return TRUE;
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failed:
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free(controller->hid.input_report_buf);
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free(controller->hid.output_report_buf);
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memset(&controller->hid, 0, sizeof(controller->hid));
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CloseHandle(event);
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return FALSE;
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}
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static void update_controller_list(void)
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{
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char buffer[sizeof(SP_DEVICE_INTERFACE_DETAIL_DATA_W) + MAX_PATH * sizeof(WCHAR)];
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SP_DEVICE_INTERFACE_DETAIL_DATA_W *detail = (SP_DEVICE_INTERFACE_DETAIL_DATA_W *)buffer;
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SP_DEVICE_INTERFACE_DATA iface = {sizeof(iface)};
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PHIDP_PREPARSED_DATA preparsed;
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HIDP_CAPS caps;
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NTSTATUS status;
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HDEVINFO set;
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HANDLE device;
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DWORD idx;
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GUID guid;
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int i;
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HidD_GetHidGuid(&guid);
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set = SetupDiGetClassDevsW(&guid, NULL, NULL, DIGCF_DEVICEINTERFACE | DIGCF_PRESENT);
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detail->cbSize = sizeof(*detail);
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idx = 0;
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while (SetupDiEnumDeviceInterfaces(set, NULL, &guid, idx++, &iface))
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{
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if (!SetupDiGetDeviceInterfaceDetailW(set, &iface, detail, sizeof(buffer), NULL, NULL))
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continue;
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if (!wcsstr(detail->DevicePath, L"IG_")) continue;
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if (find_opened_device(detail, &i)) continue; /* already opened */
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if (i == XUSER_MAX_COUNT) break; /* no more slots */
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device = CreateFileW(detail->DevicePath, GENERIC_READ | GENERIC_WRITE,
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FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING,
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FILE_FLAG_OVERLAPPED | FILE_FLAG_NO_BUFFERING, NULL);
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if (device == INVALID_HANDLE_VALUE) continue;
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preparsed = NULL;
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if (!HidD_GetPreparsedData(device, &preparsed))
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WARN("ignoring HID device, HidD_GetPreparsedData failed with error %u\n", GetLastError());
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else if ((status = HidP_GetCaps(preparsed, &caps)) != HIDP_STATUS_SUCCESS)
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WARN("ignoring HID device, HidP_GetCaps returned %#x\n", status);
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else if (caps.UsagePage != HID_USAGE_PAGE_GENERIC)
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WARN("ignoring HID device, unsupported usage page %04x\n", caps.UsagePage);
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else if (caps.Usage != HID_USAGE_GENERIC_GAMEPAD && caps.Usage != HID_USAGE_GENERIC_JOYSTICK &&
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caps.Usage != HID_USAGE_GENERIC_MULTI_AXIS_CONTROLLER)
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WARN("ignoring HID device, unsupported usage %04x:%04x\n", caps.UsagePage, caps.Usage);
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else if (!controller_init(&controllers[i], preparsed, &caps, device, detail->DevicePath))
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WARN("ignoring HID device, failed to initialize\n");
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else
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continue;
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CloseHandle(device);
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HidD_FreePreparsedData(preparsed);
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}
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SetupDiDestroyDeviceInfoList(set);
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}
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static void controller_destroy(struct xinput_controller *controller)
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{
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EnterCriticalSection(&controller->crit);
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if (controller->device)
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{
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controller_disable(controller);
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CloseHandle(controller->device);
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controller->device = NULL;
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free(controller->hid.input_report_buf);
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free(controller->hid.output_report_buf);
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HidD_FreePreparsedData(controller->hid.preparsed);
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memset(&controller->hid, 0, sizeof(controller->hid));
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}
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LeaveCriticalSection(&controller->crit);
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}
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static void stop_update_thread(void)
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{
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int i;
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SetEvent(stop_event);
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WaitForSingleObject(done_event, INFINITE);
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CloseHandle(stop_event);
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CloseHandle(done_event);
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CloseHandle(update_event);
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for (i = 0; i < XUSER_MAX_COUNT; i++) controller_destroy(&controllers[i]);
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}
|
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static LONG sign_extend(ULONG value, const HIDP_VALUE_CAPS *caps)
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{
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UINT sign = 1 << (caps->BitSize - 1);
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if (sign <= 1 || caps->LogicalMin >= 0) return value;
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return value - ((value & sign) << 1);
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}
|
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static LONG scale_value(ULONG value, const HIDP_VALUE_CAPS *caps, LONG min, LONG max)
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{
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LONG tmp = sign_extend(value, caps);
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if (caps->LogicalMin > caps->LogicalMax) return 0;
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if (caps->LogicalMin > tmp || caps->LogicalMax < tmp) return 0;
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return min + MulDiv(tmp - caps->LogicalMin, max - min, caps->LogicalMax - caps->LogicalMin);
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}
|
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|
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static void read_controller_state(struct xinput_controller *controller)
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{
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ULONG read_len, report_len = controller->hid.caps.InputReportByteLength;
|
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char *report_buf = controller->hid.input_report_buf;
|
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XINPUT_STATE state;
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NTSTATUS status;
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USAGE buttons[11];
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ULONG i, button_length, value;
|
|
|
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if (!GetOverlappedResult(controller->device, &controller->hid.read_ovl, &read_len, TRUE))
|
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{
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if (GetLastError() == ERROR_OPERATION_ABORTED) return;
|
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if (GetLastError() == ERROR_ACCESS_DENIED || GetLastError() == ERROR_INVALID_HANDLE) controller_destroy(controller);
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else ERR("Failed to read input report, GetOverlappedResult failed with error %u\n", GetLastError());
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return;
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}
|
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|
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button_length = ARRAY_SIZE(buttons);
|
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status = HidP_GetUsages(HidP_Input, HID_USAGE_PAGE_BUTTON, 0, buttons, &button_length, controller->hid.preparsed, report_buf, report_len);
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if (status != HIDP_STATUS_SUCCESS) WARN("HidP_GetUsages HID_USAGE_PAGE_BUTTON returned %#x\n", status);
|
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|
|
state.Gamepad.wButtons = 0;
|
|
for (i = 0; i < button_length; i++)
|
|
{
|
|
switch (buttons[i])
|
|
{
|
|
case 1: state.Gamepad.wButtons |= XINPUT_GAMEPAD_A; break;
|
|
case 2: state.Gamepad.wButtons |= XINPUT_GAMEPAD_B; break;
|
|
case 3: state.Gamepad.wButtons |= XINPUT_GAMEPAD_X; break;
|
|
case 4: state.Gamepad.wButtons |= XINPUT_GAMEPAD_Y; break;
|
|
case 5: state.Gamepad.wButtons |= XINPUT_GAMEPAD_LEFT_SHOULDER; break;
|
|
case 6: state.Gamepad.wButtons |= XINPUT_GAMEPAD_RIGHT_SHOULDER; break;
|
|
case 7: state.Gamepad.wButtons |= XINPUT_GAMEPAD_BACK; break;
|
|
case 8: state.Gamepad.wButtons |= XINPUT_GAMEPAD_START; break;
|
|
case 9: state.Gamepad.wButtons |= XINPUT_GAMEPAD_LEFT_THUMB; break;
|
|
case 10: state.Gamepad.wButtons |= XINPUT_GAMEPAD_RIGHT_THUMB; break;
|
|
case 11: state.Gamepad.wButtons |= XINPUT_GAMEPAD_GUIDE; break;
|
|
}
|
|
}
|
|
|
|
status = HidP_GetUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, 0, HID_USAGE_GENERIC_HATSWITCH, &value, controller->hid.preparsed, report_buf, report_len);
|
|
if (status != HIDP_STATUS_SUCCESS) WARN("HidP_GetUsageValue HID_USAGE_PAGE_GENERIC / HID_USAGE_GENERIC_HATSWITCH returned %#x\n", status);
|
|
else switch (value)
|
|
{
|
|
/* 8 1 2
|
|
* 7 0 3
|
|
* 6 5 4 */
|
|
case 0: break;
|
|
case 1: state.Gamepad.wButtons |= XINPUT_GAMEPAD_DPAD_UP; break;
|
|
case 2: state.Gamepad.wButtons |= XINPUT_GAMEPAD_DPAD_UP | XINPUT_GAMEPAD_DPAD_RIGHT; break;
|
|
case 3: state.Gamepad.wButtons |= XINPUT_GAMEPAD_DPAD_RIGHT; break;
|
|
case 4: state.Gamepad.wButtons |= XINPUT_GAMEPAD_DPAD_RIGHT | XINPUT_GAMEPAD_DPAD_DOWN; break;
|
|
case 5: state.Gamepad.wButtons |= XINPUT_GAMEPAD_DPAD_DOWN; break;
|
|
case 6: state.Gamepad.wButtons |= XINPUT_GAMEPAD_DPAD_DOWN | XINPUT_GAMEPAD_DPAD_LEFT; break;
|
|
case 7: state.Gamepad.wButtons |= XINPUT_GAMEPAD_DPAD_LEFT; break;
|
|
case 8: state.Gamepad.wButtons |= XINPUT_GAMEPAD_DPAD_LEFT | XINPUT_GAMEPAD_DPAD_UP; break;
|
|
}
|
|
|
|
status = HidP_GetUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, 0, HID_USAGE_GENERIC_X, &value, controller->hid.preparsed, report_buf, report_len);
|
|
if (status != HIDP_STATUS_SUCCESS) WARN("HidP_GetUsageValue HID_USAGE_PAGE_GENERIC / HID_USAGE_GENERIC_X returned %#x\n", status);
|
|
else state.Gamepad.sThumbLX = scale_value(value, &controller->hid.lx_caps, -32768, 32767);
|
|
|
|
status = HidP_GetUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, 0, HID_USAGE_GENERIC_Y, &value, controller->hid.preparsed, report_buf, report_len);
|
|
if (status != HIDP_STATUS_SUCCESS) WARN("HidP_GetUsageValue HID_USAGE_PAGE_GENERIC / HID_USAGE_GENERIC_Y returned %#x\n", status);
|
|
else state.Gamepad.sThumbLY = -scale_value(value, &controller->hid.ly_caps, -32768, 32767) - 1;
|
|
|
|
status = HidP_GetUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, 0, HID_USAGE_GENERIC_RX, &value, controller->hid.preparsed, report_buf, report_len);
|
|
if (status != HIDP_STATUS_SUCCESS) WARN("HidP_GetUsageValue HID_USAGE_PAGE_GENERIC / HID_USAGE_GENERIC_RX returned %#x\n", status);
|
|
else state.Gamepad.sThumbRX = scale_value(value, &controller->hid.rx_caps, -32768, 32767);
|
|
|
|
status = HidP_GetUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, 0, HID_USAGE_GENERIC_RY, &value, controller->hid.preparsed, report_buf, report_len);
|
|
if (status != HIDP_STATUS_SUCCESS) WARN("HidP_GetUsageValue HID_USAGE_PAGE_GENERIC / HID_USAGE_GENERIC_RY returned %#x\n", status);
|
|
else state.Gamepad.sThumbRY = -scale_value(value, &controller->hid.ry_caps, -32768, 32767) - 1;
|
|
|
|
status = HidP_GetUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, 0, HID_USAGE_GENERIC_RZ, &value, controller->hid.preparsed, report_buf, report_len);
|
|
if (status != HIDP_STATUS_SUCCESS) WARN("HidP_GetUsageValue HID_USAGE_PAGE_GENERIC / HID_USAGE_GENERIC_RZ returned %#x\n", status);
|
|
else state.Gamepad.bRightTrigger = scale_value(value, &controller->hid.rt_caps, 0, 255);
|
|
|
|
status = HidP_GetUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, 0, HID_USAGE_GENERIC_Z, &value, controller->hid.preparsed, report_buf, report_len);
|
|
if (status != HIDP_STATUS_SUCCESS) WARN("HidP_GetUsageValue HID_USAGE_PAGE_GENERIC / HID_USAGE_GENERIC_Z returned %#x\n", status);
|
|
else state.Gamepad.bLeftTrigger = scale_value(value, &controller->hid.lt_caps, 0, 255);
|
|
|
|
EnterCriticalSection(&controller->crit);
|
|
if (controller->enabled)
|
|
{
|
|
state.dwPacketNumber = controller->state.dwPacketNumber + 1;
|
|
controller->state = state;
|
|
memset(&controller->hid.read_ovl, 0, sizeof(controller->hid.read_ovl));
|
|
controller->hid.read_ovl.hEvent = controller->hid.read_event;
|
|
ReadFile(controller->device, controller->hid.input_report_buf, controller->hid.caps.InputReportByteLength, NULL, &controller->hid.read_ovl);
|
|
}
|
|
LeaveCriticalSection(&controller->crit);
|
|
}
|
|
|
|
static DWORD WINAPI hid_update_thread_proc(void *param)
|
|
{
|
|
struct xinput_controller *devices[XUSER_MAX_COUNT + 2];
|
|
HANDLE events[XUSER_MAX_COUNT + 2];
|
|
DWORD i, count = 2, ret = WAIT_TIMEOUT;
|
|
|
|
do
|
|
{
|
|
EnterCriticalSection(&xinput_crit);
|
|
if (ret == WAIT_TIMEOUT) update_controller_list();
|
|
if (ret < count - 2) read_controller_state(devices[ret]);
|
|
|
|
count = 0;
|
|
for (i = 0; i < XUSER_MAX_COUNT; ++i)
|
|
{
|
|
if (!controllers[i].device) continue;
|
|
EnterCriticalSection(&controllers[i].crit);
|
|
if (controllers[i].enabled)
|
|
{
|
|
devices[count] = controllers + i;
|
|
events[count] = controllers[i].hid.read_event;
|
|
count++;
|
|
}
|
|
LeaveCriticalSection(&controllers[i].crit);
|
|
}
|
|
events[count++] = update_event;
|
|
events[count++] = stop_event;
|
|
LeaveCriticalSection(&xinput_crit);
|
|
}
|
|
while ((ret = WaitForMultipleObjectsEx( count, events, FALSE, 2000, TRUE )) < count - 1 || ret == WAIT_TIMEOUT);
|
|
|
|
if (ret != count - 1) ERR("update thread exited unexpectedly, ret %u\n", ret);
|
|
SetEvent(done_event);
|
|
return ret;
|
|
}
|
|
|
|
static BOOL WINAPI start_update_thread_once( INIT_ONCE *once, void *param, void **context )
|
|
{
|
|
HANDLE thread;
|
|
|
|
stop_event = CreateEventA(NULL, FALSE, FALSE, NULL);
|
|
if (!stop_event) ERR("failed to create stop event, error %u\n", GetLastError());
|
|
|
|
done_event = CreateEventA(NULL, FALSE, FALSE, NULL);
|
|
if (!done_event) ERR("failed to create stop event, error %u\n", GetLastError());
|
|
|
|
update_event = CreateEventA(NULL, FALSE, FALSE, NULL);
|
|
if (!update_event) ERR("failed to create update event, error %u\n", GetLastError());
|
|
|
|
thread = CreateThread(NULL, 0, hid_update_thread_proc, NULL, 0, NULL);
|
|
if (!thread) ERR("failed to create update thread, error %u\n", GetLastError());
|
|
CloseHandle(thread);
|
|
|
|
/* do it once now, to resolve delayed imports and populate the initial list */
|
|
EnterCriticalSection(&xinput_crit);
|
|
update_controller_list();
|
|
LeaveCriticalSection(&xinput_crit);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void start_update_thread(void)
|
|
{
|
|
static INIT_ONCE init_once = INIT_ONCE_STATIC_INIT;
|
|
InitOnceExecuteOnce(&init_once, start_update_thread_once, NULL, NULL);
|
|
}
|
|
|
|
static BOOL controller_lock(struct xinput_controller *controller)
|
|
{
|
|
if (!controller->device) return FALSE;
|
|
|
|
EnterCriticalSection(&controller->crit);
|
|
|
|
if (!controller->device)
|
|
{
|
|
LeaveCriticalSection(&controller->crit);
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void controller_unlock(struct xinput_controller *controller)
|
|
{
|
|
LeaveCriticalSection(&controller->crit);
|
|
}
|
|
|
|
BOOL WINAPI DllMain(HINSTANCE inst, DWORD reason, LPVOID reserved)
|
|
{
|
|
switch (reason)
|
|
{
|
|
case DLL_PROCESS_ATTACH:
|
|
DisableThreadLibraryCalls(inst);
|
|
break;
|
|
case DLL_PROCESS_DETACH:
|
|
if (reserved) break;
|
|
stop_update_thread();
|
|
break;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
void WINAPI DECLSPEC_HOTPATCH XInputEnable(BOOL enable)
|
|
{
|
|
int index;
|
|
|
|
TRACE("(enable %d)\n", enable);
|
|
|
|
/* Setting to false will stop messages from XInputSetState being sent
|
|
to the controllers. Setting to true will send the last vibration
|
|
value (sent to XInputSetState) to the controller and allow messages to
|
|
be sent */
|
|
start_update_thread();
|
|
|
|
for (index = 0; index < XUSER_MAX_COUNT; index++)
|
|
{
|
|
if (!controller_lock(&controllers[index])) continue;
|
|
if (enable) controller_enable(&controllers[index]);
|
|
else controller_disable(&controllers[index]);
|
|
controller_unlock(&controllers[index]);
|
|
}
|
|
}
|
|
|
|
DWORD WINAPI DECLSPEC_HOTPATCH XInputSetState(DWORD index, XINPUT_VIBRATION *vibration)
|
|
{
|
|
DWORD ret;
|
|
|
|
TRACE("(index %u, vibration %p)\n", index, vibration);
|
|
|
|
start_update_thread();
|
|
|
|
if (index >= XUSER_MAX_COUNT) return ERROR_BAD_ARGUMENTS;
|
|
if (!controller_lock(&controllers[index])) return ERROR_DEVICE_NOT_CONNECTED;
|
|
|
|
ret = HID_set_state(&controllers[index], vibration);
|
|
|
|
controller_unlock(&controllers[index]);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* Some versions of SteamOverlayRenderer hot-patch XInputGetStateEx() and call
|
|
* XInputGetState() in the hook, so we need a wrapper. */
|
|
static DWORD xinput_get_state(DWORD index, XINPUT_STATE *state)
|
|
{
|
|
if (!state) return ERROR_BAD_ARGUMENTS;
|
|
|
|
start_update_thread();
|
|
|
|
if (index >= XUSER_MAX_COUNT) return ERROR_BAD_ARGUMENTS;
|
|
if (!controller_lock(&controllers[index])) return ERROR_DEVICE_NOT_CONNECTED;
|
|
|
|
*state = controllers[index].state;
|
|
controller_unlock(&controllers[index]);
|
|
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
DWORD WINAPI DECLSPEC_HOTPATCH XInputGetState(DWORD index, XINPUT_STATE *state)
|
|
{
|
|
DWORD ret;
|
|
|
|
TRACE("(index %u, state %p)!\n", index, state);
|
|
|
|
ret = xinput_get_state(index, state);
|
|
if (ret != ERROR_SUCCESS) return ret;
|
|
|
|
/* The main difference between this and the Ex version is the media guide button */
|
|
state->Gamepad.wButtons &= ~XINPUT_GAMEPAD_GUIDE;
|
|
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
DWORD WINAPI DECLSPEC_HOTPATCH XInputGetStateEx(DWORD index, XINPUT_STATE *state)
|
|
{
|
|
TRACE("(index %u, state %p)!\n", index, state);
|
|
|
|
return xinput_get_state(index, state);
|
|
}
|
|
|
|
static const int JS_STATE_OFF = 0;
|
|
static const int JS_STATE_LOW = 1;
|
|
static const int JS_STATE_HIGH = 2;
|
|
|
|
static int joystick_state(const SHORT value)
|
|
{
|
|
if (value > 20000) return JS_STATE_HIGH;
|
|
if (value < -20000) return JS_STATE_LOW;
|
|
return JS_STATE_OFF;
|
|
}
|
|
|
|
static WORD js_vk_offs(const int x, const int y)
|
|
{
|
|
if (y == JS_STATE_OFF)
|
|
{
|
|
/*if (x == JS_STATE_OFF) shouldn't get here */
|
|
if (x == JS_STATE_LOW) return 3; /* LEFT */
|
|
/*if (x == JS_STATE_HIGH)*/ return 2; /* RIGHT */
|
|
}
|
|
if (y == JS_STATE_HIGH)
|
|
{
|
|
if (x == JS_STATE_OFF) return 0; /* UP */
|
|
if (x == JS_STATE_LOW) return 4; /* UPLEFT */
|
|
/*if (x == JS_STATE_HIGH)*/ return 5; /* UPRIGHT */
|
|
}
|
|
/*if (y == JS_STATE_LOW)*/
|
|
{
|
|
if (x == JS_STATE_OFF) return 1; /* DOWN */
|
|
if (x == JS_STATE_LOW) return 7; /* DOWNLEFT */
|
|
/*if (x == JS_STATE_HIGH)*/ return 6; /* DOWNRIGHT */
|
|
}
|
|
}
|
|
|
|
static DWORD check_joystick_keystroke(const DWORD index, XINPUT_KEYSTROKE *keystroke, const SHORT *cur_x,
|
|
const SHORT *cur_y, SHORT *last_x, SHORT *last_y, const WORD base_vk)
|
|
{
|
|
int cur_vk = 0, cur_x_st, cur_y_st;
|
|
int last_vk = 0, last_x_st, last_y_st;
|
|
|
|
cur_x_st = joystick_state(*cur_x);
|
|
cur_y_st = joystick_state(*cur_y);
|
|
if (cur_x_st || cur_y_st)
|
|
cur_vk = base_vk + js_vk_offs(cur_x_st, cur_y_st);
|
|
|
|
last_x_st = joystick_state(*last_x);
|
|
last_y_st = joystick_state(*last_y);
|
|
if (last_x_st || last_y_st)
|
|
last_vk = base_vk + js_vk_offs(last_x_st, last_y_st);
|
|
|
|
if (cur_vk != last_vk)
|
|
{
|
|
if (last_vk)
|
|
{
|
|
/* joystick was set, and now different. send a KEYUP event, and set
|
|
* last pos to centered, so the appropriate KEYDOWN event will be
|
|
* sent on the next call. */
|
|
keystroke->VirtualKey = last_vk;
|
|
keystroke->Unicode = 0; /* unused */
|
|
keystroke->Flags = XINPUT_KEYSTROKE_KEYUP;
|
|
keystroke->UserIndex = index;
|
|
keystroke->HidCode = 0;
|
|
|
|
*last_x = 0;
|
|
*last_y = 0;
|
|
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
/* joystick was unset, send KEYDOWN. */
|
|
keystroke->VirtualKey = cur_vk;
|
|
keystroke->Unicode = 0; /* unused */
|
|
keystroke->Flags = XINPUT_KEYSTROKE_KEYDOWN;
|
|
keystroke->UserIndex = index;
|
|
keystroke->HidCode = 0;
|
|
|
|
*last_x = *cur_x;
|
|
*last_y = *cur_y;
|
|
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
*last_x = *cur_x;
|
|
*last_y = *cur_y;
|
|
|
|
return ERROR_EMPTY;
|
|
}
|
|
|
|
static BOOL trigger_is_on(const BYTE value)
|
|
{
|
|
return value > 30;
|
|
}
|
|
|
|
static DWORD check_for_keystroke(const DWORD index, XINPUT_KEYSTROKE *keystroke)
|
|
{
|
|
struct xinput_controller *controller = &controllers[index];
|
|
const XINPUT_GAMEPAD *cur;
|
|
DWORD ret = ERROR_EMPTY;
|
|
int i;
|
|
|
|
static const struct
|
|
{
|
|
int mask;
|
|
WORD vk;
|
|
} buttons[] = {
|
|
{ XINPUT_GAMEPAD_DPAD_UP, VK_PAD_DPAD_UP },
|
|
{ XINPUT_GAMEPAD_DPAD_DOWN, VK_PAD_DPAD_DOWN },
|
|
{ XINPUT_GAMEPAD_DPAD_LEFT, VK_PAD_DPAD_LEFT },
|
|
{ XINPUT_GAMEPAD_DPAD_RIGHT, VK_PAD_DPAD_RIGHT },
|
|
{ XINPUT_GAMEPAD_START, VK_PAD_START },
|
|
{ XINPUT_GAMEPAD_BACK, VK_PAD_BACK },
|
|
{ XINPUT_GAMEPAD_LEFT_THUMB, VK_PAD_LTHUMB_PRESS },
|
|
{ XINPUT_GAMEPAD_RIGHT_THUMB, VK_PAD_RTHUMB_PRESS },
|
|
{ XINPUT_GAMEPAD_LEFT_SHOULDER, VK_PAD_LSHOULDER },
|
|
{ XINPUT_GAMEPAD_RIGHT_SHOULDER, VK_PAD_RSHOULDER },
|
|
{ XINPUT_GAMEPAD_A, VK_PAD_A },
|
|
{ XINPUT_GAMEPAD_B, VK_PAD_B },
|
|
{ XINPUT_GAMEPAD_X, VK_PAD_X },
|
|
{ XINPUT_GAMEPAD_Y, VK_PAD_Y },
|
|
/* note: guide button does not send an event */
|
|
};
|
|
|
|
if (!controller_lock(controller)) return ERROR_DEVICE_NOT_CONNECTED;
|
|
|
|
cur = &controller->state.Gamepad;
|
|
|
|
/*** buttons ***/
|
|
for (i = 0; i < ARRAY_SIZE(buttons); ++i)
|
|
{
|
|
if ((cur->wButtons & buttons[i].mask) ^ (controller->last_keystroke.wButtons & buttons[i].mask))
|
|
{
|
|
keystroke->VirtualKey = buttons[i].vk;
|
|
keystroke->Unicode = 0; /* unused */
|
|
if (cur->wButtons & buttons[i].mask)
|
|
{
|
|
keystroke->Flags = XINPUT_KEYSTROKE_KEYDOWN;
|
|
controller->last_keystroke.wButtons |= buttons[i].mask;
|
|
}
|
|
else
|
|
{
|
|
keystroke->Flags = XINPUT_KEYSTROKE_KEYUP;
|
|
controller->last_keystroke.wButtons &= ~buttons[i].mask;
|
|
}
|
|
keystroke->UserIndex = index;
|
|
keystroke->HidCode = 0;
|
|
ret = ERROR_SUCCESS;
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
/*** triggers ***/
|
|
if (trigger_is_on(cur->bLeftTrigger) ^ trigger_is_on(controller->last_keystroke.bLeftTrigger))
|
|
{
|
|
keystroke->VirtualKey = VK_PAD_LTRIGGER;
|
|
keystroke->Unicode = 0; /* unused */
|
|
keystroke->Flags = trigger_is_on(cur->bLeftTrigger) ? XINPUT_KEYSTROKE_KEYDOWN : XINPUT_KEYSTROKE_KEYUP;
|
|
keystroke->UserIndex = index;
|
|
keystroke->HidCode = 0;
|
|
controller->last_keystroke.bLeftTrigger = cur->bLeftTrigger;
|
|
ret = ERROR_SUCCESS;
|
|
goto done;
|
|
}
|
|
|
|
if (trigger_is_on(cur->bRightTrigger) ^ trigger_is_on(controller->last_keystroke.bRightTrigger))
|
|
{
|
|
keystroke->VirtualKey = VK_PAD_RTRIGGER;
|
|
keystroke->Unicode = 0; /* unused */
|
|
keystroke->Flags = trigger_is_on(cur->bRightTrigger) ? XINPUT_KEYSTROKE_KEYDOWN : XINPUT_KEYSTROKE_KEYUP;
|
|
keystroke->UserIndex = index;
|
|
keystroke->HidCode = 0;
|
|
controller->last_keystroke.bRightTrigger = cur->bRightTrigger;
|
|
ret = ERROR_SUCCESS;
|
|
goto done;
|
|
}
|
|
|
|
/*** joysticks ***/
|
|
ret = check_joystick_keystroke(index, keystroke, &cur->sThumbLX, &cur->sThumbLY,
|
|
&controller->last_keystroke.sThumbLX,
|
|
&controller->last_keystroke.sThumbLY, VK_PAD_LTHUMB_UP);
|
|
if (ret == ERROR_SUCCESS)
|
|
goto done;
|
|
|
|
ret = check_joystick_keystroke(index, keystroke, &cur->sThumbRX, &cur->sThumbRY,
|
|
&controller->last_keystroke.sThumbRX,
|
|
&controller->last_keystroke.sThumbRY, VK_PAD_RTHUMB_UP);
|
|
if (ret == ERROR_SUCCESS)
|
|
goto done;
|
|
|
|
done:
|
|
controller_unlock(controller);
|
|
|
|
return ret;
|
|
}
|
|
|
|
DWORD WINAPI DECLSPEC_HOTPATCH XInputGetKeystroke(DWORD index, DWORD reserved, PXINPUT_KEYSTROKE keystroke)
|
|
{
|
|
TRACE("(index %u, reserved %u, keystroke %p)\n", index, reserved, keystroke);
|
|
|
|
if (index >= XUSER_MAX_COUNT && index != XUSER_INDEX_ANY) return ERROR_BAD_ARGUMENTS;
|
|
|
|
if (index == XUSER_INDEX_ANY)
|
|
{
|
|
int i;
|
|
for (i = 0; i < XUSER_MAX_COUNT; ++i)
|
|
if (check_for_keystroke(i, keystroke) == ERROR_SUCCESS)
|
|
return ERROR_SUCCESS;
|
|
return ERROR_EMPTY;
|
|
}
|
|
|
|
return check_for_keystroke(index, keystroke);
|
|
}
|
|
|
|
DWORD WINAPI DECLSPEC_HOTPATCH XInputGetCapabilities(DWORD index, DWORD flags, XINPUT_CAPABILITIES *capabilities)
|
|
{
|
|
TRACE("(index %u, flags 0x%x, capabilities %p)\n", index, flags, capabilities);
|
|
|
|
start_update_thread();
|
|
|
|
if (index >= XUSER_MAX_COUNT) return ERROR_BAD_ARGUMENTS;
|
|
|
|
if (!controller_lock(&controllers[index])) return ERROR_DEVICE_NOT_CONNECTED;
|
|
|
|
if (flags & XINPUT_FLAG_GAMEPAD && controllers[index].caps.SubType != XINPUT_DEVSUBTYPE_GAMEPAD)
|
|
{
|
|
controller_unlock(&controllers[index]);
|
|
return ERROR_DEVICE_NOT_CONNECTED;
|
|
}
|
|
|
|
memcpy(capabilities, &controllers[index].caps, sizeof(*capabilities));
|
|
|
|
controller_unlock(&controllers[index]);
|
|
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
DWORD WINAPI DECLSPEC_HOTPATCH XInputGetDSoundAudioDeviceGuids(DWORD index, GUID *render_guid, GUID *capture_guid)
|
|
{
|
|
FIXME("(index %u, render guid %p, capture guid %p) Stub!\n", index, render_guid, capture_guid);
|
|
|
|
if (index >= XUSER_MAX_COUNT) return ERROR_BAD_ARGUMENTS;
|
|
if (!controllers[index].device) return ERROR_DEVICE_NOT_CONNECTED;
|
|
|
|
return ERROR_NOT_SUPPORTED;
|
|
}
|
|
|
|
DWORD WINAPI DECLSPEC_HOTPATCH XInputGetBatteryInformation(DWORD index, BYTE type, XINPUT_BATTERY_INFORMATION* battery)
|
|
{
|
|
static int once;
|
|
|
|
if (!once++) FIXME("(index %u, type %u, battery %p) Stub!\n", index, type, battery);
|
|
|
|
if (index >= XUSER_MAX_COUNT) return ERROR_BAD_ARGUMENTS;
|
|
if (!controllers[index].device) return ERROR_DEVICE_NOT_CONNECTED;
|
|
|
|
return ERROR_NOT_SUPPORTED;
|
|
}
|