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https://github.com/momo5502/emulator.git
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refactor(windows-emulator/syscalls): partial refactor of syscalls.cpp, splits syscall implementations over multiple files
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364
src/windows-emulator/syscalls/system.cpp
Normal file
364
src/windows-emulator/syscalls/system.cpp
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@@ -0,0 +1,364 @@
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#include "../std_include.hpp"
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#include "../emulator_utils.hpp"
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#include "../syscall_utils.hpp"
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namespace syscalls
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{
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NTSTATUS handle_NtQuerySystemInformation(const syscall_context& c, const uint32_t info_class,
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const uint64_t system_information,
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const uint32_t system_information_length,
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const emulator_object<uint32_t> return_length)
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{
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if (info_class == SystemFlushInformation || info_class == SystemHypervisorSharedPageInformation ||
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info_class == 250 // Build 27744
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)
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{
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return STATUS_NOT_SUPPORTED;
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}
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if (info_class == SystemTimeOfDayInformation)
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{
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if (return_length)
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{
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return_length.write(sizeof(SYSTEM_TIMEOFDAY_INFORMATION64));
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}
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if (system_information_length != sizeof(SYSTEM_TIMEOFDAY_INFORMATION64))
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{
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return STATUS_BUFFER_TOO_SMALL;
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}
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const emulator_object<SYSTEM_TIMEOFDAY_INFORMATION64> info_obj{c.emu, system_information};
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info_obj.access([&](SYSTEM_TIMEOFDAY_INFORMATION64& info) {
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info.BootTime.QuadPart = 0;
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// TODO: Fill
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});
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return STATUS_SUCCESS;
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}
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if (info_class == SystemRangeStartInformation)
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{
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if (return_length)
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{
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return_length.write(sizeof(SYSTEM_RANGE_START_INFORMATION64));
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}
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if (system_information_length != sizeof(SYSTEM_RANGE_START_INFORMATION64))
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{
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return STATUS_BUFFER_TOO_SMALL;
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}
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const emulator_object<SYSTEM_RANGE_START_INFORMATION64> info_obj{c.emu, system_information};
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info_obj.access([&](SYSTEM_RANGE_START_INFORMATION64& info) {
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info.SystemRangeStart = 0xFFFF800000000000; //
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});
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return STATUS_SUCCESS;
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}
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if (info_class == SystemProcessorInformation)
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{
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if (return_length)
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{
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return_length.write(sizeof(SYSTEM_PROCESSOR_INFORMATION64));
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}
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if (system_information_length != sizeof(SYSTEM_PROCESSOR_INFORMATION64))
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{
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return STATUS_BUFFER_TOO_SMALL;
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}
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const emulator_object<SYSTEM_PROCESSOR_INFORMATION64> info_obj{c.emu, system_information};
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info_obj.access([&](SYSTEM_PROCESSOR_INFORMATION64& info) {
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memset(&info, 0, sizeof(info));
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info.MaximumProcessors = 2;
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info.ProcessorArchitecture = PROCESSOR_ARCHITECTURE_AMD64;
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});
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return STATUS_SUCCESS;
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}
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if (info_class == SystemNumaProcessorMap)
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{
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if (return_length)
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{
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return_length.write(sizeof(SYSTEM_NUMA_INFORMATION64));
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}
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if (system_information_length != sizeof(SYSTEM_NUMA_INFORMATION64))
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{
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return STATUS_BUFFER_TOO_SMALL;
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}
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const emulator_object<SYSTEM_NUMA_INFORMATION64> info_obj{c.emu, system_information};
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info_obj.access([&](SYSTEM_NUMA_INFORMATION64& info) {
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memset(&info, 0, sizeof(info));
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info.ActiveProcessorsGroupAffinity->Mask = 0xFFF;
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info.AvailableMemory[0] = 0xFFF;
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info.Pad[0] = 0xFFF;
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});
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return STATUS_SUCCESS;
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}
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if (info_class == SystemErrorPortTimeouts)
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{
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if (return_length)
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{
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return_length.write(sizeof(SYSTEM_ERROR_PORT_TIMEOUTS));
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}
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if (system_information_length != sizeof(SYSTEM_ERROR_PORT_TIMEOUTS))
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{
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return STATUS_BUFFER_TOO_SMALL;
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}
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const emulator_object<SYSTEM_ERROR_PORT_TIMEOUTS> info_obj{c.emu, system_information};
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info_obj.access([&](SYSTEM_ERROR_PORT_TIMEOUTS& info) {
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info.StartTimeout = 0;
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info.CommTimeout = 0;
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});
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return STATUS_SUCCESS;
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}
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if (info_class == SystemKernelDebuggerInformation)
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{
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if (return_length)
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{
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return_length.write(sizeof(SYSTEM_KERNEL_DEBUGGER_INFORMATION));
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}
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if (system_information_length != sizeof(SYSTEM_KERNEL_DEBUGGER_INFORMATION))
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{
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return STATUS_BUFFER_TOO_SMALL;
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}
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const emulator_object<SYSTEM_KERNEL_DEBUGGER_INFORMATION> info_obj{c.emu, system_information};
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info_obj.access([&](SYSTEM_KERNEL_DEBUGGER_INFORMATION& info) {
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info.KernelDebuggerEnabled = FALSE;
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info.KernelDebuggerNotPresent = TRUE;
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});
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return STATUS_SUCCESS;
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}
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if (info_class == SystemControlFlowTransition)
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{
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c.win_emu.log.print(color::pink, "Warbird control flow transition!\n");
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return STATUS_NOT_SUPPORTED;
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}
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if (info_class == SystemProcessInformation || info_class == SystemModuleInformation ||
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info_class == SystemMemoryUsageInformation || info_class == SystemCodeIntegrityPolicyInformation)
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{
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return STATUS_NOT_SUPPORTED;
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}
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if (info_class != SystemBasicInformation && info_class != SystemEmulationBasicInformation)
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{
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c.win_emu.log.error("Unsupported system info class: %X\n", info_class);
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c.emu.stop();
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return STATUS_NOT_SUPPORTED;
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}
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if (return_length)
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{
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return_length.write(sizeof(SYSTEM_BASIC_INFORMATION64));
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}
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if (system_information_length != sizeof(SYSTEM_BASIC_INFORMATION64))
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{
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return STATUS_BUFFER_TOO_SMALL;
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}
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const emulator_object<SYSTEM_BASIC_INFORMATION64> info{c.emu, system_information};
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info.access([&](SYSTEM_BASIC_INFORMATION64& basic_info) {
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basic_info.Reserved = 0;
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basic_info.TimerResolution = 0x0002625a;
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basic_info.PageSize = 0x1000;
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basic_info.LowestPhysicalPageNumber = 0x00000001;
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basic_info.HighestPhysicalPageNumber = 0x00c9c7ff;
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basic_info.AllocationGranularity = ALLOCATION_GRANULARITY;
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basic_info.MinimumUserModeAddress = MIN_ALLOCATION_ADDRESS;
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basic_info.MaximumUserModeAddress = MAX_ALLOCATION_ADDRESS;
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basic_info.ActiveProcessorsAffinityMask = 0x0000000000000fff;
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basic_info.NumberOfProcessors = 1;
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});
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return STATUS_SUCCESS;
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}
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NTSTATUS handle_NtQuerySystemInformationEx(const syscall_context& c, const uint32_t info_class,
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const uint64_t input_buffer, const uint32_t input_buffer_length,
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const uint64_t system_information,
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const uint32_t system_information_length,
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const emulator_object<uint32_t> return_length)
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{
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if (info_class == SystemFlushInformation || info_class == SystemFeatureConfigurationInformation ||
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info_class == SystemSupportedProcessorArchitectures2 ||
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info_class == SystemFeatureConfigurationSectionInformation)
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{
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return STATUS_NOT_SUPPORTED;
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}
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if (info_class == SystemLogicalProcessorInformation)
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{
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if (input_buffer_length != sizeof(USHORT))
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{
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return STATUS_INVALID_PARAMETER;
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}
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using INFO_TYPE = EMU_SYSTEM_LOGICAL_PROCESSOR_INFORMATION<EmulatorTraits<Emu64>>;
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const auto processor_group = c.emu.read_memory<USHORT>(input_buffer);
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constexpr auto required_size = sizeof(INFO_TYPE);
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if (return_length)
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{
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return_length.write(required_size);
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}
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if (system_information_length < required_size)
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{
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return STATUS_INFO_LENGTH_MISMATCH;
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}
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INFO_TYPE information{};
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information.Relationship = RelationProcessorCore;
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if (processor_group == 0)
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{
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const auto active_processor_count = c.proc.kusd.get().ActiveProcessorCount;
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information.ProcessorMask =
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(static_cast<decltype(information.ProcessorMask)>(1) << active_processor_count) - 1;
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}
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c.emu.write_memory(system_information, information);
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return STATUS_SUCCESS;
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}
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if (info_class == SystemLogicalProcessorAndGroupInformation)
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{
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if (input_buffer_length != sizeof(LOGICAL_PROCESSOR_RELATIONSHIP))
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{
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return STATUS_INVALID_PARAMETER;
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}
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const auto request = c.emu.read_memory<LOGICAL_PROCESSOR_RELATIONSHIP>(input_buffer);
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if (request == RelationGroup)
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{
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constexpr auto root_size = offsetof(EMU_SYSTEM_LOGICAL_PROCESSOR_INFORMATION_EX64, Group);
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constexpr auto required_size = root_size + sizeof(EMU_GROUP_RELATIONSHIP64);
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if (return_length)
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{
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return_length.write(required_size);
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}
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if (system_information_length < required_size)
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{
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return STATUS_INFO_LENGTH_MISMATCH;
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}
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EMU_SYSTEM_LOGICAL_PROCESSOR_INFORMATION_EX64 proc_info{};
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proc_info.Size = required_size;
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proc_info.Relationship = RelationGroup;
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c.emu.write_memory(system_information, &proc_info, root_size);
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EMU_GROUP_RELATIONSHIP64 group{};
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group.ActiveGroupCount = 1;
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group.MaximumGroupCount = 1;
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auto& group_info = group.GroupInfo[0];
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group_info.ActiveProcessorCount = static_cast<uint8_t>(c.proc.kusd.get().ActiveProcessorCount);
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group_info.ActiveProcessorMask = (1 << group_info.ActiveProcessorCount) - 1;
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group_info.MaximumProcessorCount = group_info.ActiveProcessorCount;
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c.emu.write_memory(system_information + root_size, group);
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return STATUS_SUCCESS;
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}
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if (request == RelationNumaNode || request == RelationNumaNodeEx)
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{
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constexpr auto root_size = offsetof(EMU_SYSTEM_LOGICAL_PROCESSOR_INFORMATION_EX64, NumaNode);
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constexpr auto required_size = root_size + sizeof(EMU_NUMA_NODE_RELATIONSHIP64);
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if (return_length)
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{
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return_length.write(required_size);
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}
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if (system_information_length < required_size)
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{
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return STATUS_INFO_LENGTH_MISMATCH;
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}
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EMU_SYSTEM_LOGICAL_PROCESSOR_INFORMATION_EX64 proc_info{};
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proc_info.Size = required_size;
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proc_info.Relationship = RelationNumaNode;
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c.emu.write_memory(system_information, &proc_info, root_size);
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EMU_NUMA_NODE_RELATIONSHIP64 numa_node{};
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memset(&numa_node, 0, sizeof(numa_node));
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c.emu.write_memory(system_information + root_size, numa_node);
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return STATUS_SUCCESS;
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}
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c.win_emu.log.error("Unsupported processor relationship: %X\n", request);
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c.emu.stop();
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return STATUS_NOT_SUPPORTED;
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}
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if (info_class != SystemBasicInformation && info_class != SystemEmulationBasicInformation)
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{
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c.win_emu.log.error("Unsupported system info ex class: %X\n", info_class);
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c.emu.stop();
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return STATUS_NOT_SUPPORTED;
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}
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if (return_length)
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{
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return_length.write(sizeof(SYSTEM_BASIC_INFORMATION64));
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}
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if (system_information_length < sizeof(SYSTEM_BASIC_INFORMATION64))
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{
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return STATUS_INFO_LENGTH_MISMATCH;
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}
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const emulator_object<SYSTEM_BASIC_INFORMATION64> info{c.emu, system_information};
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info.access([&](SYSTEM_BASIC_INFORMATION64& basic_info) {
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basic_info.Reserved = 0;
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basic_info.TimerResolution = 0x0002625a;
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basic_info.PageSize = 0x1000;
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basic_info.LowestPhysicalPageNumber = 0x00000001;
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basic_info.HighestPhysicalPageNumber = 0x00c9c7ff;
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basic_info.AllocationGranularity = ALLOCATION_GRANULARITY;
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basic_info.MinimumUserModeAddress = MIN_ALLOCATION_ADDRESS;
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basic_info.MaximumUserModeAddress = MAX_ALLOCATION_ADDRESS;
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basic_info.ActiveProcessorsAffinityMask = 0x0000000000000fff;
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basic_info.NumberOfProcessors = 1;
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});
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return STATUS_SUCCESS;
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}
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NTSTATUS handle_NtSetSystemInformation()
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{
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return STATUS_NOT_SUPPORTED;
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}
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}
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