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Update Windows GUID to SDL uid conversion. 

(cherry picked from commit a833db80d9)
This commit is contained in:
Marcel Admiraal 2020-05-25 17:29:34 +01:00 committed by Rémi Verschelde
parent 5dfd4fc84d
commit eef442f32d
1 changed files with 7 additions and 8 deletions
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15
platform/windows/joypad_windows.cpp
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@ -33,10 +33,6 @@
#include <oleauto.h>
#include <wbemidl.h>
#ifndef __GNUC__
#define __builtin_bswap32 _byteswap_ulong
#endif
#if defined(__GNUC__)
// Workaround GCC warning from -Wcast-function-type.
#define GetProcAddress (void *)GetProcAddress
@ -174,10 +170,13 @@ bool JoypadWindows::setup_dinput_joypad(const DIDEVICEINSTANCE *instance) {
const GUID &guid = instance->guidProduct;
char uid[128];
sprintf_s(uid, "%08lx%04hx%04hx%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx",
__builtin_bswap32(guid.Data1), guid.Data2, guid.Data3,
guid.Data4[0], guid.Data4[1], guid.Data4[2], guid.Data4[3],
guid.Data4[4], guid.Data4[5], guid.Data4[6], guid.Data4[7]);
ERR_FAIL_COND_V_MSG(memcmp(&guid.Data4[2], "PIDVID", 6), false, "DirectInput device not recognised.");
WORD type = BSWAP16(0x03);
WORD vendor = BSWAP16(LOWORD(guid.Data1));
WORD product = BSWAP16(HIWORD(guid.Data1));
WORD version = 0;
sprintf_s(uid, "%04x%04x%04x%04x%04x%04x%04x%04x", type, 0, vendor, 0, product, 0, version, 0);
id_to_change = joypad_count;