backup/cnc-ddraw
1
0
Fork 0
mirror of https://github.com/FunkyFr3sh/cnc-ddraw.git synced 2025-03-17 06:44:03 +01:00
Code Issues Projects Releases Activity

#34 Experimental dinput GetDeviceData (untested...)

Browse Source
This commit is contained in:
FunkyFr3sh 2020-06-19 21:47:57 +02:00
parent 7a74cf8009
commit a240c78a84
1 changed files with 19 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
src/dinput.c
View File

@ -1,14 +1,17 @@
#include <windows.h>
#include <dinput.h>
#include "hook.h"
#include "main.h"
typedef HRESULT (WINAPI *DIRECTINPUTCREATEAPROC)(HINSTANCE, DWORD, LPDIRECTINPUTA*, LPUNKNOWN);
typedef HRESULT (WINAPI *DICREATEDEVICEPROC)(IDirectInputA*, REFGUID, LPDIRECTINPUTDEVICEA *, LPUNKNOWN);
typedef HRESULT (WINAPI *DIDSETCOOPERATIVELEVELPROC)(IDirectInputDeviceA *, HWND, DWORD);
typedef HRESULT (WINAPI *DIDGETDEVICEDATAPROC)(IDirectInputDeviceA*, DWORD, LPDIDEVICEOBJECTDATA, LPDWORD, DWORD);
static DIRECTINPUTCREATEAPROC DInputCreateA;
static DICREATEDEVICEPROC DICreateDevice;
static DIDSETCOOPERATIVELEVELPROC DIDSetCooperativeLevel;
static DIDGETDEVICEDATAPROC DIDGetDeviceData;
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);
}
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)
{
HRESULT result = DICreateDevice(This, rguid, lplpDIDevice, pUnkOuter);
@ -39,6 +54,10 @@ static HRESULT WINAPI fake_DICreateDevice(IDirectInputA *This, REFGUID rguid, LP
DIDSetCooperativeLevel =
(DIDSETCOOPERATIVELEVELPROC)HookFunc(
(PROC *)&(*lplpDIDevice)->lpVtbl->SetCooperativeLevel, (PROC)fake_DIDSetCooperativeLevel);
DIDGetDeviceData =
(DIDGETDEVICEDATAPROC)HookFunc(
(PROC*)&(*lplpDIDevice)->lpVtbl->GetDeviceData, (PROC)fake_DIDGetDeviceData);
}
return result;