mirror of https://github.com/PCSX2/pcsx2.git
118 lines
4.4 KiB
C++
118 lines
4.4 KiB
C++
#include "Global.h"
|
|
#include "HidDevice.h"
|
|
#include <setupapi.h>
|
|
|
|
// Tons of annoying junk to avoid the hid dependencies, so no one has to download the
|
|
// DDK to compile.
|
|
#define HIDP_STATUS_SUCCESS 0x110000
|
|
|
|
struct HIDD_ATTRIBUTES {
|
|
ULONG Size;
|
|
|
|
USHORT VendorID;
|
|
USHORT ProductID;
|
|
USHORT VersionNumber;
|
|
};
|
|
struct HIDP_PREPARSED_DATA;
|
|
|
|
typedef BOOLEAN (__stdcall *_HidD_GetAttributes) (HANDLE HidDeviceObject, HIDD_ATTRIBUTES *Attributes);
|
|
typedef void (__stdcall *_HidD_GetHidGuid) (GUID* HidGuid);
|
|
typedef BOOLEAN (__stdcall *_HidD_GetPreparsedData) (HANDLE HidDeviceObject, HIDP_PREPARSED_DATA **PreparsedData);
|
|
typedef NTSTATUS (__stdcall *_HidP_GetCaps) (HIDP_PREPARSED_DATA* PreparsedData, HIDP_CAPS *caps);
|
|
typedef BOOLEAN (__stdcall *_HidD_FreePreparsedData) (HIDP_PREPARSED_DATA *PreparsedData);
|
|
typedef BOOLEAN (__stdcall *_HidD_GetFeature) (HANDLE HidDeviceObject, PVOID ReportBuffer, ULONG ReportBufferLength);
|
|
typedef BOOLEAN (__stdcall *_HidD_SetFeature) (HANDLE HidDeviceObject, PVOID ReportBuffer, ULONG ReportBufferLength);
|
|
|
|
GUID GUID_DEVINTERFACE_HID;
|
|
_HidD_GetHidGuid pHidD_GetHidGuid;
|
|
_HidD_GetAttributes pHidD_GetAttributes;
|
|
_HidD_GetPreparsedData pHidD_GetPreparsedData;
|
|
_HidP_GetCaps pHidP_GetCaps;
|
|
_HidD_FreePreparsedData pHidD_FreePreparsedData;
|
|
_HidD_GetFeature pHidD_GetFeature;
|
|
_HidD_SetFeature pHidD_SetFeature;
|
|
|
|
HMODULE hModHid = 0;
|
|
|
|
int InitHid() {
|
|
if (hModHid) {
|
|
return 1;
|
|
}
|
|
hModHid = LoadLibraryA("hid.dll");
|
|
if (hModHid) {
|
|
if ((pHidD_GetHidGuid = (_HidD_GetHidGuid) GetProcAddress(hModHid, "HidD_GetHidGuid")) &&
|
|
(pHidD_GetAttributes = (_HidD_GetAttributes) GetProcAddress(hModHid, "HidD_GetAttributes")) &&
|
|
(pHidD_GetPreparsedData = (_HidD_GetPreparsedData) GetProcAddress(hModHid, "HidD_GetPreparsedData")) &&
|
|
(pHidP_GetCaps = (_HidP_GetCaps) GetProcAddress(hModHid, "HidP_GetCaps")) &&
|
|
(pHidD_FreePreparsedData = (_HidD_FreePreparsedData) GetProcAddress(hModHid, "HidD_FreePreparsedData")) &&
|
|
(pHidD_GetFeature = (_HidD_GetFeature) GetProcAddress(hModHid, "HidD_GetFeature")) &&
|
|
(pHidD_SetFeature = (_HidD_SetFeature) GetProcAddress(hModHid, "HidD_SetFeature"))) {
|
|
pHidD_GetHidGuid(&GUID_DEVINTERFACE_HID);
|
|
return 1;
|
|
}
|
|
UninitHid();
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int FindHids(HidDeviceInfo **foundDevs, int vid, int pid) {
|
|
if (!InitHid()) return 0;
|
|
int numFoundDevs = 0;
|
|
*foundDevs = 0;
|
|
HDEVINFO hdev = SetupDiGetClassDevsW(&GUID_DEVINTERFACE_HID, 0, 0, DIGCF_PRESENT | DIGCF_DEVICEINTERFACE);
|
|
if (hdev != INVALID_HANDLE_VALUE) {
|
|
SP_DEVICE_INTERFACE_DATA devInterfaceData;
|
|
devInterfaceData.cbSize = sizeof(SP_DEVICE_INTERFACE_DATA);
|
|
for (int i=0; SetupDiEnumDeviceInterfaces(hdev, 0, &GUID_DEVINTERFACE_HID, i, &devInterfaceData); i++) {
|
|
|
|
DWORD size = 0;
|
|
SetupDiGetDeviceInterfaceDetail(hdev, &devInterfaceData, 0, 0, &size, 0);
|
|
if (GetLastError() != ERROR_INSUFFICIENT_BUFFER || !size) continue;
|
|
SP_DEVICE_INTERFACE_DETAIL_DATA *devInterfaceDetails = (SP_DEVICE_INTERFACE_DETAIL_DATA *) malloc(size);
|
|
if (!devInterfaceDetails) continue;
|
|
|
|
devInterfaceDetails->cbSize = sizeof(*devInterfaceDetails);
|
|
SP_DEVINFO_DATA devInfoData;
|
|
devInfoData.cbSize = sizeof(SP_DEVINFO_DATA);
|
|
|
|
if (!SetupDiGetDeviceInterfaceDetail(hdev, &devInterfaceData, devInterfaceDetails, size, &size, &devInfoData)) continue;
|
|
|
|
HANDLE hfile = CreateFileW(devInterfaceDetails->DevicePath, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING, 0, 0);
|
|
if (hfile != INVALID_HANDLE_VALUE) {
|
|
HIDD_ATTRIBUTES attributes;
|
|
attributes.Size = sizeof(attributes);
|
|
if (pHidD_GetAttributes(hfile, &attributes)) {
|
|
if (attributes.VendorID == vid && attributes.ProductID == pid) {
|
|
HIDP_PREPARSED_DATA *pData;
|
|
HIDP_CAPS caps;
|
|
if (pHidD_GetPreparsedData(hfile, &pData)) {
|
|
if (HIDP_STATUS_SUCCESS == pHidP_GetCaps(pData, &caps)) {
|
|
if (numFoundDevs % 32 == 0) {
|
|
*foundDevs = (HidDeviceInfo*) realloc(*foundDevs, sizeof(HidDeviceInfo) * (32 + numFoundDevs));
|
|
}
|
|
HidDeviceInfo *dev = &foundDevs[0][numFoundDevs++];
|
|
dev->caps = caps;
|
|
dev->vid = attributes.VendorID;
|
|
dev->pid = attributes.ProductID;
|
|
dev->path = wcsdup(devInterfaceDetails->DevicePath);
|
|
}
|
|
pHidD_FreePreparsedData(pData);
|
|
}
|
|
}
|
|
}
|
|
CloseHandle(hfile);
|
|
}
|
|
free(devInterfaceDetails);
|
|
}
|
|
SetupDiDestroyDeviceInfoList(hdev);
|
|
}
|
|
return numFoundDevs;
|
|
}
|
|
|
|
void UninitHid() {
|
|
if (hModHid) {
|
|
FreeLibrary(hModHid);
|
|
hModHid = 0;
|
|
}
|
|
}
|