Let us start here, from square one. No, from Zero!

2022-09-30 22:45:51 +09:00
parent 14215af0d1
commit b7a60638a4
1005 changed files with 303069 additions and 0 deletions
@@ -0,0 +1,112 @@
+#include <initguid.h>
+
+#include "fake_backend.h"
+
+#include <dinput.h>
+
+#include "util/logging.h"
+
+#include "fake_device.h"
+
+HRESULT STDMETHODCALLTYPE FakeIDirectInput8W::QueryInterface(
+        REFIID riid,
+        void **ppvObj)
+{
+    if (ppvObj == nullptr) {
+        return E_POINTER;
+    }
+
+    if (riid == IID_IDirectInput8A ||
+        riid == IID_IDirectInput8W)
+    {
+        this->AddRef();
+        *ppvObj = this;
+
+        return S_OK;
+    }
+
+    return E_NOINTERFACE;
+}
+ULONG STDMETHODCALLTYPE FakeIDirectInput8W::AddRef() {
+    return ++this->ref_count;
+}
+ULONG STDMETHODCALLTYPE FakeIDirectInput8W::Release() {
+    ULONG refs = --this->ref_count;
+
+    if (refs == 0) {
+        delete this;
+    }
+
+    return refs;
+}
+
+HRESULT STDMETHODCALLTYPE FakeIDirectInput8W::CreateDevice(
+        REFGUID rguid,
+        LPDIRECTINPUTDEVICE8W *lplpDirectInputDevice,
+        LPUNKNOWN pUnkOuter)
+{
+    log_misc("input::dinput8", "IDirectInput8::CreateDevice hook hit");
+
+    if (lplpDirectInputDevice == nullptr) {
+        return DIERR_INVALIDPARAM;
+    }
+
+    if (rguid == GUID_SysKeyboard ||
+        rguid == GUID_SysMouse)
+    {
+        log_misc("input::dinput8", "returning stub device");
+
+        *lplpDirectInputDevice = new FakeIDirectInputDevice8W();
+
+        return DI_OK;
+    }
+
+    return DIERR_NOINTERFACE;
+}
+HRESULT STDMETHODCALLTYPE FakeIDirectInput8W::EnumDevices(
+        DWORD dwDevType,
+        LPDIENUMDEVICESCALLBACKW lpCallback,
+        LPVOID pvRef,
+        DWORD dwFlags)
+{
+    log_misc("input::dinput8", "IDirectInput8::EnumDevices hook hit");
+
+    return DI_OK;
+}
+HRESULT STDMETHODCALLTYPE FakeIDirectInput8W::GetDeviceStatus(REFGUID rguidInstance) {
+    return DIERR_GENERIC;
+}
+HRESULT STDMETHODCALLTYPE FakeIDirectInput8W::RunControlPanel(HWND hwndOwner, DWORD dwFlags) {
+    return DIERR_GENERIC;
+}
+HRESULT STDMETHODCALLTYPE FakeIDirectInput8W::Initialize(HINSTANCE hinst, DWORD dwVersion) {
+    log_misc("input::dinput8", "IDirectInput8::Initialize({}, 0x{:x})",
+            fmt::ptr(hinst),
+            dwVersion);
+
+    return DI_OK;
+}
+HRESULT STDMETHODCALLTYPE FakeIDirectInput8W::FindDevice(
+        REFGUID rguid,
+        LPCWSTR pszName,
+        LPGUID pguidInstance)
+{
+    return DIERR_GENERIC;
+}
+HRESULT STDMETHODCALLTYPE FakeIDirectInput8W::EnumDevicesBySemantics(
+        LPCWSTR ptszUserName,
+        LPDIACTIONFORMATW lpdiActionFormat,
+        LPDIENUMDEVICESBYSEMANTICSCBW lpCallback,
+        LPVOID pvRef,
+        DWORD dwFlags)
+{
+    return DIERR_GENERIC;
+}
+HRESULT STDMETHODCALLTYPE FakeIDirectInput8W::ConfigureDevices(
+        LPDICONFIGUREDEVICESCALLBACK lpdiCallback,
+        LPDICONFIGUREDEVICESPARAMSW lpdiCDParams,
+        DWORD dwFlags,
+        LPVOID pvRefData)
+{
+    return DIERR_GENERIC;
+}