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Apply changes to Windows real wiimote code as suggested by bughunter2. 

Fixed issue 6071.
This commit is contained in:
Jordan Woyak 2013-04-04 21:46:00 -05:00
parent f8e52bd83a
commit ceebed9268
1 changed files with 27 additions and 45 deletions
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72
Source/Core/Core/Src/HW/WiimoteReal/IOWin.cpp
View File

@ -370,72 +370,54 @@ bool Wiimote::IsConnected() const
// zero = error
int Wiimote::IORead(u8* buf)
{
// used below for a warning
*buf = 0;
// Add data report indicator byte (here, 0xa1)
buf[0] = 0xa1;
// Used below for a warning
buf[1] = 0;
DWORD bytes;
DWORD bytes = 0;
ResetEvent(hid_overlap_read.hEvent);
if (!ReadFile(dev_handle, buf, MAX_PAYLOAD - 1, &bytes, &hid_overlap_read))
if (!ReadFile(dev_handle, buf + 1, MAX_PAYLOAD - 1, &bytes, &hid_overlap_read))
{
auto const err = GetLastError();
auto const read_err = GetLastError();
if (ERROR_IO_PENDING == err)
if (ERROR_IO_PENDING == read_err)
{
auto const r = WaitForSingleObject(hid_overlap_read.hEvent, WIIMOTE_DEFAULT_TIMEOUT);
if (WAIT_TIMEOUT == r)
auto const wait_result = WaitForSingleObject(hid_overlap_read.hEvent, WIIMOTE_DEFAULT_TIMEOUT);
if (WAIT_TIMEOUT == wait_result)
{
// Timeout - cancel and continue
if (*buf)
WARN_LOG(WIIMOTE, "Packet ignored. This may indicate a problem (timeout is %i ms).",
WIIMOTE_DEFAULT_TIMEOUT);
CancelIo(dev_handle);
bytes = -1;
}
else if (WAIT_FAILED == r)
else if (WAIT_FAILED == wait_result)
{
WARN_LOG(WIIMOTE, "A wait error occurred on reading from Wiimote %i.", index + 1);
bytes = 0;
CancelIo(dev_handle);
}
else if (WAIT_OBJECT_0 == r)
if (!GetOverlappedResult(dev_handle, &hid_overlap_read, &bytes, TRUE))
{
if (!GetOverlappedResult(dev_handle, &hid_overlap_read, &bytes, TRUE))
auto const overlapped_err = GetLastError();
if (ERROR_OPERATION_ABORTED == overlapped_err)
{
WARN_LOG(WIIMOTE, "GetOverlappedResult failed on Wiimote %i.", index + 1);
bytes = 0;
if (buf[1] != 0)
WARN_LOG(WIIMOTE, "Packet ignored. This may indicate a problem (timeout is %i ms).",
WIIMOTE_DEFAULT_TIMEOUT);
return -1;
}
WARN_LOG(WIIMOTE, "GetOverlappedResult error %d on Wiimote %i.", overlapped_err, index + 1);
return 0;
}
else
{
bytes = 0;
}
}
else if (ERROR_HANDLE_EOF == err)
{
// Remote disconnect
bytes = 0;
}
else if (ERROR_DEVICE_NOT_CONNECTED == err)
{
// Remote disconnect
bytes = 0;
}
else
{
bytes = 0;
WARN_LOG(WIIMOTE, "ReadFile error %d on Wiimote %i.", read_err, index + 1);
return 0;
}
}
if (bytes > 0)
{
// Move the data over one, so we can add back in data report indicator byte (here, 0xa1)
std::copy_n(buf, MAX_PAYLOAD - 1, buf + 1);
buf[0] = 0xa1;
// TODO: is this really needed?
bytes = MAX_PAYLOAD;
}
return bytes;
}