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#34 Experimental dinput GetDeviceData (untested...)

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FunkyFr3sh 2020-06-19 21:47:57 +02:00
parent 7a74cf8009
commit a240c78a84
1 changed files with 19 additions and 0 deletions
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19
src/dinput.c
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@ -1,14 +1,17 @@
#include <windows.h> #include <windows.h>
#include <dinput.h> #include <dinput.h>
#include "hook.h" #include "hook.h"
#include "main.h"
typedef HRESULT (WINAPI *DIRECTINPUTCREATEAPROC)(HINSTANCE, DWORD, LPDIRECTINPUTA*, LPUNKNOWN); typedef HRESULT (WINAPI *DIRECTINPUTCREATEAPROC)(HINSTANCE, DWORD, LPDIRECTINPUTA*, LPUNKNOWN);
typedef HRESULT (WINAPI *DICREATEDEVICEPROC)(IDirectInputA*, REFGUID, LPDIRECTINPUTDEVICEA *, LPUNKNOWN); typedef HRESULT (WINAPI *DICREATEDEVICEPROC)(IDirectInputA*, REFGUID, LPDIRECTINPUTDEVICEA *, LPUNKNOWN);
typedef HRESULT (WINAPI *DIDSETCOOPERATIVELEVELPROC)(IDirectInputDeviceA *, HWND, DWORD); typedef HRESULT (WINAPI *DIDSETCOOPERATIVELEVELPROC)(IDirectInputDeviceA *, HWND, DWORD);
typedef HRESULT (WINAPI *DIDGETDEVICEDATAPROC)(IDirectInputDeviceA*, DWORD, LPDIDEVICEOBJECTDATA, LPDWORD, DWORD);
static DIRECTINPUTCREATEAPROC DInputCreateA; static DIRECTINPUTCREATEAPROC DInputCreateA;
static DICREATEDEVICEPROC DICreateDevice; static DICREATEDEVICEPROC DICreateDevice;
static DIDSETCOOPERATIVELEVELPROC DIDSetCooperativeLevel; static DIDSETCOOPERATIVELEVELPROC DIDSetCooperativeLevel;
static DIDGETDEVICEDATAPROC DIDGetDeviceData;
static PROC HookFunc(PROC *orgFunc, PROC newFunc) static PROC HookFunc(PROC *orgFunc, PROC newFunc)
{ {
@ -30,6 +33,18 @@ static HRESULT WINAPI fake_DIDSetCooperativeLevel(IDirectInputDeviceA *This, HWN
return DIDSetCooperativeLevel(This, hwnd, DISCL_BACKGROUND | DISCL_NONEXCLUSIVE); return DIDSetCooperativeLevel(This, hwnd, DISCL_BACKGROUND | DISCL_NONEXCLUSIVE);
} }
static HRESULT WINAPI fake_DIDGetDeviceData(IDirectInputDeviceA *This, DWORD cbObjectData, LPDIDEVICEOBJECTDATA rgdod, LPDWORD pdwInOut, DWORD dwFlags)
{
HRESULT result = DIDGetDeviceData(This, cbObjectData, rgdod, pdwInOut, dwFlags);
if (SUCCEEDED(result) && ddraw && !ddraw->locked)
{
*pdwInOut = 0;
}
return result;
}
static HRESULT WINAPI fake_DICreateDevice(IDirectInputA *This, REFGUID rguid, LPDIRECTINPUTDEVICEA * lplpDIDevice, LPUNKNOWN pUnkOuter) static HRESULT WINAPI fake_DICreateDevice(IDirectInputA *This, REFGUID rguid, LPDIRECTINPUTDEVICEA * lplpDIDevice, LPUNKNOWN pUnkOuter)
{ {
HRESULT result = DICreateDevice(This, rguid, lplpDIDevice, pUnkOuter); HRESULT result = DICreateDevice(This, rguid, lplpDIDevice, pUnkOuter);
@ -39,6 +54,10 @@ static HRESULT WINAPI fake_DICreateDevice(IDirectInputA *This, REFGUID rguid, LP
DIDSetCooperativeLevel = DIDSetCooperativeLevel =
(DIDSETCOOPERATIVELEVELPROC)HookFunc( (DIDSETCOOPERATIVELEVELPROC)HookFunc(
(PROC *)&(*lplpDIDevice)->lpVtbl->SetCooperativeLevel, (PROC)fake_DIDSetCooperativeLevel); (PROC *)&(*lplpDIDevice)->lpVtbl->SetCooperativeLevel, (PROC)fake_DIDSetCooperativeLevel);
DIDGetDeviceData =
(DIDGETDEVICEDATAPROC)HookFunc(
(PROC*)&(*lplpDIDevice)->lpVtbl->GetDeviceData, (PROC)fake_DIDGetDeviceData);
} }
return result; return result;