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Implement NtUserEnumDisplaySettings syscall

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This commit is contained in:
Igor Pissolati
2025-10-22 17:16:10 -03:00
parent c8a18cf61c
commit 54ebbe27c2
2 changed files with 85 additions and 0 deletions
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59
src/common/platform/window.hpp
View File

@@ -52,4 +52,63 @@ struct EMU_DISPLAY_DEVICEW
char16_t DeviceKey[128];
};
#ifndef ENUM_CURRENT_SETTINGS
#define ENUM_CURRENT_SETTINGS ((DWORD) - 1)
#endif
struct EMU_DEVMODEW
{
char16_t dmDeviceName[32];
WORD dmSpecVersion;
WORD dmDriverVersion;
WORD dmSize;
WORD dmDriverExtra;
DWORD dmFields;
union
{
struct
{
int16_t dmOrientation;
int16_t dmPaperSize;
int16_t dmPaperLength;
int16_t dmPaperWidth;
int16_t dmScale;
int16_t dmCopies;
int16_t dmDefaultSource;
int16_t dmPrintQuality;
} s;
POINT dmPosition;
struct
{
POINT dmPosition;
DWORD dmDisplayOrientation;
DWORD dmDisplayFixedOutput;
} s2;
} u;
int16_t dmColor;
int16_t dmDuplex;
int16_t dmYResolution;
int16_t dmTTOption;
int16_t dmCollate;
char16_t dmFormName[32];
WORD dmLogPixels;
DWORD dmBitsPerPel;
DWORD dmPelsWidth;
DWORD dmPelsHeight;
union
{
DWORD dmDisplayFlags;
DWORD dmNup;
} u2;
DWORD dmDisplayFrequency;
DWORD dmICMMethod;
DWORD dmICMIntent;
DWORD dmMediaType;
DWORD dmDitherType;
DWORD dmReserved1;
DWORD dmReserved2;
DWORD dmPanningWidth;
DWORD dmPanningHeight;
};
// NOLINTEND(modernize-use-using,cppcoreguidelines-avoid-c-arrays,hicpp-avoid-c-arrays,modernize-avoid-c-arrays)

26
src/windows-emulator/syscalls.cpp
View File

@@ -937,6 +937,31 @@ namespace syscalls
return STATUS_SUCCESS;
}
BOOL handle_NtUserEnumDisplaySettings(const syscall_context& c,
const emulator_object<UNICODE_STRING<EmulatorTraits<Emu64>>> device_name, const DWORD mode_num,
const emulator_object<EMU_DEVMODEW> dev_mode, const DWORD /*flags*/)
{
if (dev_mode && mode_num == ENUM_CURRENT_SETTINGS)
{
const auto dev_name = read_unicode_string(c.emu, device_name);
if (dev_name == u"\\\\.\\DISPLAY1")
{
dev_mode.access([](EMU_DEVMODEW& dm) {
dm.dmFields = 0x5C0000; // DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT | DM_DISPLAYFREQUENCY
dm.dmPelsWidth = 1920;
dm.dmPelsHeight = 1080;
dm.dmBitsPerPel = 32;
dm.dmDisplayFrequency = 60;
});
return TRUE;
}
}
return FALSE;
}
NTSTATUS handle_NtAssociateWaitCompletionPacket()
{
return STATUS_SUCCESS;
@@ -1131,6 +1156,7 @@ void syscall_dispatcher::add_handlers(std::map<std::string, syscall_handler>& ha
add_handler(NtUserGetRawInputDeviceList);
add_handler(NtUserGetKeyboardType);
add_handler(NtUserEnumDisplayDevices);
add_handler(NtUserEnumDisplaySettings);
add_handler(NtUserSetProp);
add_handler(NtUserSetProp2);
add_handler(NtUserChangeWindowMessageFilterEx);