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hidapi/windows: fixed PS4 controllers over Bluetooth on Windows 7 

Signed-off-by: Sam Lantinga <slouken@libsdl.org>
main
Sam Lantinga 2023-05-25 15:51:48 -07:00
parent 8f60d3ee86
commit 9c2ec04733
2 changed files with 42 additions and 0 deletions
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41
src/hidapi/windows/hid.c
View File

@ -97,6 +97,7 @@ static HidD_GetPreparsedData_ HidD_GetPreparsedData;
static HidD_FreePreparsedData_ HidD_FreePreparsedData;
static HidP_GetCaps_ HidP_GetCaps;
static HidD_SetNumInputBuffers_ HidD_SetNumInputBuffers;
static HidD_SetOutputReport_ HidD_SetOutputReport;
static CM_Locate_DevNodeW_ CM_Locate_DevNodeW = NULL;
static CM_Get_Parent_ CM_Get_Parent = NULL;
@ -151,6 +152,7 @@ static int lookup_functions()
RESOLVE(hid_lib_handle, HidD_FreePreparsedData);
RESOLVE(hid_lib_handle, HidP_GetCaps);
RESOLVE(hid_lib_handle, HidD_SetNumInputBuffers);
RESOLVE(hid_lib_handle, HidD_SetOutputReport);
RESOLVE(cfgmgr32_lib_handle, CM_Locate_DevNodeW);
RESOLVE(cfgmgr32_lib_handle, CM_Get_Parent);
@ -188,8 +190,28 @@ struct hid_device_ {
OVERLAPPED ol;
OVERLAPPED write_ol;
struct hid_device_info* device_info;
BOOL use_hid_write_output_report;
};
static BOOL IsWindowsVersionOrGreater(WORD wMajorVersion, WORD wMinorVersion, WORD wServicePackMajor)
{
OSVERSIONINFOEXW osvi;
DWORDLONG const dwlConditionMask = VerSetConditionMask(
VerSetConditionMask(
VerSetConditionMask(
0, VER_MAJORVERSION, VER_GREATER_EQUAL ),
VER_MINORVERSION, VER_GREATER_EQUAL ),
VER_SERVICEPACKMAJOR, VER_GREATER_EQUAL );
memset(&osvi, 0, sizeof(osvi));
osvi.dwOSVersionInfoSize = sizeof( osvi );
osvi.dwMajorVersion = wMajorVersion;
osvi.dwMinorVersion = wMinorVersion;
osvi.wServicePackMajor = wServicePackMajor;
return VerifyVersionInfoW(&osvi, VER_MAJORVERSION | VER_MINORVERSION | VER_SERVICEPACKMAJOR, dwlConditionMask) != FALSE;
}
static hid_device *new_hid_device()
{
hid_device *dev = (hid_device*) calloc(1, sizeof(hid_device));
@ -1020,6 +1042,11 @@ HID_API_EXPORT hid_device * HID_API_CALL hid_open_path(const char *path)
dev->read_buf = (char*) malloc(dev->input_report_length);
dev->device_info = hid_internal_get_device_info(interface_path, dev->device_handle);
/* On Windows 7, we need to use hid_write_output_report() over Bluetooth */
if (dev->output_report_length > 512) {
dev->use_hid_write_output_report = !IsWindowsVersionOrGreater( HIBYTE( _WIN32_WINNT_WIN8 ), LOBYTE( _WIN32_WINNT_WIN8 ), 0 );
}
end_of_function:
free(interface_path);
CloseHandle(device_handle);
@ -1031,6 +1058,16 @@ end_of_function:
return dev;
}
static int hid_write_output_report(hid_device *dev, const unsigned char *data, size_t length)
{
BOOL res;
res = HidD_SetOutputReport(dev->device_handle, (void *)data, (ULONG)length);
if (res)
return (int)length;
else
return -1;
}
int HID_API_EXPORT HID_API_CALL hid_write(hid_device *dev, const unsigned char *data, size_t length)
{
DWORD bytes_written = 0;
@ -1047,6 +1084,10 @@ int HID_API_EXPORT HID_API_CALL hid_write(hid_device *dev, const unsigned char *
register_string_error(dev, NULL);
if (dev->use_hid_write_output_report) {
return hid_write_output_report(dev, data, length);
}
/* Make sure the right number of bytes are passed to WriteFile. Windows
expects the number of bytes which are in the _longest_ report (plus
one for the report number) bytes even if the data is a report

1
src/hidapi/windows/hidapi_hidsdi.h
View File

@ -52,6 +52,7 @@ typedef BOOLEAN (__stdcall *HidD_GetIndexedString_)(HANDLE handle, ULONG string_
typedef BOOLEAN (__stdcall *HidD_GetPreparsedData_)(HANDLE handle, PHIDP_PREPARSED_DATA *preparsed_data);
typedef BOOLEAN (__stdcall *HidD_FreePreparsedData_)(PHIDP_PREPARSED_DATA preparsed_data);
typedef BOOLEAN (__stdcall *HidD_SetNumInputBuffers_)(HANDLE handle, ULONG number_buffers);
typedef BOOLEAN (__stdcall *HidD_SetOutputReport_)(HANDLE HidDeviceObject, PVOID ReportBuffer, ULONG ReportBufferLength);
#endif