// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// This file holds definitions related to the ntdll API.

#ifndef SANDBOX_WIN_SRC_NT_INTERNALS_H__
#define SANDBOX_WIN_SRC_NT_INTERNALS_H__

#include <windows.h>
#include <stddef.h>

typedef LONG NTSTATUS;
#define NT_SUCCESS(st) (st >= 0)

#define STATUS_SUCCESS                ((NTSTATUS)0x00000000L)
#define STATUS_BUFFER_OVERFLOW        ((NTSTATUS)0x80000005L)
#define STATUS_UNSUCCESSFUL           ((NTSTATUS)0xC0000001L)
#define STATUS_NOT_IMPLEMENTED        ((NTSTATUS)0xC0000002L)
#define STATUS_INFO_LENGTH_MISMATCH   ((NTSTATUS)0xC0000004L)
#ifndef STATUS_INVALID_PARAMETER
// It is now defined in Windows 2008 SDK.
#define STATUS_INVALID_PARAMETER      ((NTSTATUS)0xC000000DL)
#endif
#define STATUS_CONFLICTING_ADDRESSES  ((NTSTATUS)0xC0000018L)
#define STATUS_ACCESS_DENIED          ((NTSTATUS)0xC0000022L)
#define STATUS_BUFFER_TOO_SMALL       ((NTSTATUS)0xC0000023L)
#define STATUS_OBJECT_NAME_NOT_FOUND  ((NTSTATUS)0xC0000034L)
#define STATUS_OBJECT_NAME_COLLISION  ((NTSTATUS)0xC0000035L)
#define STATUS_PROCEDURE_NOT_FOUND    ((NTSTATUS)0xC000007AL)
#define STATUS_INVALID_IMAGE_FORMAT   ((NTSTATUS)0xC000007BL)
#define STATUS_NO_TOKEN               ((NTSTATUS)0xC000007CL)
#define STATUS_NOT_SUPPORTED          ((NTSTATUS)0xC00000BBL)

#define CURRENT_PROCESS ((HANDLE) -1)
#define CURRENT_THREAD  ((HANDLE) -2)
#define NtCurrentProcess CURRENT_PROCESS

typedef struct _UNICODE_STRING {
  USHORT Length;
  USHORT MaximumLength;
  PWSTR  Buffer;
} UNICODE_STRING;
typedef UNICODE_STRING *PUNICODE_STRING;
typedef const UNICODE_STRING *PCUNICODE_STRING;

typedef struct _STRING {
  USHORT Length;
  USHORT MaximumLength;
  PCHAR Buffer;
} STRING;
typedef STRING *PSTRING;

typedef STRING ANSI_STRING;
typedef PSTRING PANSI_STRING;
typedef CONST PSTRING PCANSI_STRING;

typedef STRING OEM_STRING;
typedef PSTRING POEM_STRING;
typedef CONST STRING* PCOEM_STRING;

#define OBJ_CASE_INSENSITIVE 0x00000040L
#define OBJ_OPENIF           0x00000080L

typedef struct _OBJECT_ATTRIBUTES {
  ULONG Length;
  HANDLE RootDirectory;
  PUNICODE_STRING ObjectName;
  ULONG Attributes;
  PVOID SecurityDescriptor;
  PVOID SecurityQualityOfService;
} OBJECT_ATTRIBUTES;
typedef OBJECT_ATTRIBUTES *POBJECT_ATTRIBUTES;

#define InitializeObjectAttributes(p, n, a, r, s) { \
  (p)->Length = sizeof(OBJECT_ATTRIBUTES);\
  (p)->RootDirectory = r;\
  (p)->Attributes = a;\
  (p)->ObjectName = n;\
  (p)->SecurityDescriptor = s;\
  (p)->SecurityQualityOfService = NULL;\
}

typedef struct _IO_STATUS_BLOCK {
  union {
    NTSTATUS Status;
    PVOID Pointer;
  };
  ULONG_PTR Information;
} IO_STATUS_BLOCK, *PIO_STATUS_BLOCK;

// -----------------------------------------------------------------------
// File IO

// Create disposition values.

#define FILE_SUPERSEDE                          0x00000000
#define FILE_OPEN                               0x00000001
#define FILE_CREATE                             0x00000002
#define FILE_OPEN_IF                            0x00000003
#define FILE_OVERWRITE                          0x00000004
#define FILE_OVERWRITE_IF                       0x00000005
#define FILE_MAXIMUM_DISPOSITION                0x00000005

// Create/open option flags.

#define FILE_DIRECTORY_FILE                     0x00000001
#define FILE_WRITE_THROUGH                      0x00000002
#define FILE_SEQUENTIAL_ONLY                    0x00000004
#define FILE_NO_INTERMEDIATE_BUFFERING          0x00000008

#define FILE_SYNCHRONOUS_IO_ALERT               0x00000010
#define FILE_SYNCHRONOUS_IO_NONALERT            0x00000020
#define FILE_NON_DIRECTORY_FILE                 0x00000040
#define FILE_CREATE_TREE_CONNECTION             0x00000080

#define FILE_COMPLETE_IF_OPLOCKED               0x00000100
#define FILE_NO_EA_KNOWLEDGE                    0x00000200
#define FILE_OPEN_REMOTE_INSTANCE               0x00000400
#define FILE_RANDOM_ACCESS                      0x00000800

#define FILE_DELETE_ON_CLOSE                    0x00001000
#define FILE_OPEN_BY_FILE_ID                    0x00002000
#define FILE_OPEN_FOR_BACKUP_INTENT             0x00004000
#define FILE_NO_COMPRESSION                     0x00008000

#define FILE_RESERVE_OPFILTER                   0x00100000
#define FILE_OPEN_REPARSE_POINT                 0x00200000
#define FILE_OPEN_NO_RECALL                     0x00400000
#define FILE_OPEN_FOR_FREE_SPACE_QUERY          0x00800000

// Create/open result values. These are the disposition values returned on the
// io status information.
#define FILE_SUPERSEDED                         0x00000000
#define FILE_OPENED                             0x00000001
#define FILE_CREATED                            0x00000002
#define FILE_OVERWRITTEN                        0x00000003
#define FILE_EXISTS                             0x00000004
#define FILE_DOES_NOT_EXIST                     0x00000005

typedef NTSTATUS (WINAPI *NtCreateFileFunction)(
  OUT PHANDLE FileHandle,
  IN ACCESS_MASK DesiredAccess,
  IN POBJECT_ATTRIBUTES ObjectAttributes,
  OUT PIO_STATUS_BLOCK IoStatusBlock,
  IN PLARGE_INTEGER AllocationSize OPTIONAL,
  IN ULONG FileAttributes,
  IN ULONG ShareAccess,
  IN ULONG CreateDisposition,
  IN ULONG CreateOptions,
  IN PVOID EaBuffer OPTIONAL,
  IN ULONG EaLength);

typedef NTSTATUS (WINAPI *NtOpenFileFunction)(
  OUT PHANDLE FileHandle,
  IN ACCESS_MASK DesiredAccess,
  IN POBJECT_ATTRIBUTES ObjectAttributes,
  OUT PIO_STATUS_BLOCK IoStatusBlock,
  IN ULONG ShareAccess,
  IN ULONG OpenOptions);

typedef NTSTATUS (WINAPI *NtCloseFunction)(
  IN HANDLE Handle);

typedef enum _FILE_INFORMATION_CLASS {
  FileRenameInformation = 10
} FILE_INFORMATION_CLASS, *PFILE_INFORMATION_CLASS;

typedef struct _FILE_RENAME_INFORMATION {
  BOOLEAN ReplaceIfExists;
  HANDLE RootDirectory;
  ULONG FileNameLength;
  WCHAR FileName[1];
} FILE_RENAME_INFORMATION, *PFILE_RENAME_INFORMATION;

typedef NTSTATUS (WINAPI *NtSetInformationFileFunction)(
  IN HANDLE FileHandle,
  OUT PIO_STATUS_BLOCK IoStatusBlock,
  IN PVOID FileInformation,
  IN ULONG Length,
  IN FILE_INFORMATION_CLASS FileInformationClass);

typedef struct FILE_BASIC_INFORMATION {
  LARGE_INTEGER CreationTime;
  LARGE_INTEGER LastAccessTime;
  LARGE_INTEGER LastWriteTime;
  LARGE_INTEGER ChangeTime;
  ULONG FileAttributes;
} FILE_BASIC_INFORMATION, *PFILE_BASIC_INFORMATION;

typedef NTSTATUS (WINAPI *NtQueryAttributesFileFunction)(
  IN POBJECT_ATTRIBUTES ObjectAttributes,
  OUT PFILE_BASIC_INFORMATION FileAttributes);

typedef struct _FILE_NETWORK_OPEN_INFORMATION {
  LARGE_INTEGER CreationTime;
  LARGE_INTEGER LastAccessTime;
  LARGE_INTEGER LastWriteTime;
  LARGE_INTEGER ChangeTime;
  LARGE_INTEGER AllocationSize;
  LARGE_INTEGER EndOfFile;
  ULONG FileAttributes;
} FILE_NETWORK_OPEN_INFORMATION, *PFILE_NETWORK_OPEN_INFORMATION;

typedef NTSTATUS (WINAPI *NtQueryFullAttributesFileFunction)(
  IN POBJECT_ATTRIBUTES ObjectAttributes,
  OUT PFILE_NETWORK_OPEN_INFORMATION FileAttributes);

// -----------------------------------------------------------------------
// Sections

typedef NTSTATUS (WINAPI *NtCreateSectionFunction)(
  OUT PHANDLE SectionHandle,
  IN ACCESS_MASK DesiredAccess,
  IN POBJECT_ATTRIBUTES ObjectAttributes OPTIONAL,
  IN PLARGE_INTEGER MaximumSize OPTIONAL,
  IN ULONG SectionPageProtection,
  IN ULONG AllocationAttributes,
  IN HANDLE FileHandle OPTIONAL);

typedef ULONG SECTION_INHERIT;
#define ViewShare 1
#define ViewUnmap 2

typedef NTSTATUS (WINAPI *NtMapViewOfSectionFunction)(
  IN HANDLE SectionHandle,
  IN HANDLE ProcessHandle,
  IN OUT PVOID *BaseAddress,
  IN ULONG_PTR ZeroBits,
  IN SIZE_T CommitSize,
  IN OUT PLARGE_INTEGER SectionOffset OPTIONAL,
  IN OUT PSIZE_T ViewSize,
  IN SECTION_INHERIT InheritDisposition,
  IN ULONG AllocationType,
  IN ULONG Win32Protect);

typedef NTSTATUS (WINAPI *NtUnmapViewOfSectionFunction)(
  IN HANDLE ProcessHandle,
  IN PVOID BaseAddress);

typedef enum _SECTION_INFORMATION_CLASS {
  SectionBasicInformation = 0,
  SectionImageInformation
} SECTION_INFORMATION_CLASS;

typedef struct _SECTION_BASIC_INFORMATION {
  PVOID BaseAddress;
  ULONG Attributes;
  LARGE_INTEGER Size;
} SECTION_BASIC_INFORMATION, *PSECTION_BASIC_INFORMATION;

typedef NTSTATUS (WINAPI *NtQuerySectionFunction)(
  IN HANDLE SectionHandle,
  IN SECTION_INFORMATION_CLASS SectionInformationClass,
  OUT PVOID SectionInformation,
  IN SIZE_T SectionInformationLength,
  OUT PSIZE_T ReturnLength OPTIONAL);

// -----------------------------------------------------------------------
// Process and Thread

typedef struct _CLIENT_ID {
  PVOID UniqueProcess;
  PVOID UniqueThread;
} CLIENT_ID, *PCLIENT_ID;

typedef NTSTATUS (WINAPI *NtOpenThreadFunction) (
  OUT PHANDLE ThreadHandle,
  IN ACCESS_MASK DesiredAccess,
  IN POBJECT_ATTRIBUTES ObjectAttributes,
  IN PCLIENT_ID ClientId);

typedef NTSTATUS (WINAPI *NtOpenProcessFunction) (
  OUT PHANDLE ProcessHandle,
  IN ACCESS_MASK DesiredAccess,
  IN POBJECT_ATTRIBUTES ObjectAttributes,
  IN PCLIENT_ID ClientId);

typedef enum _NT_THREAD_INFORMATION_CLASS {
  ThreadBasicInformation,
  ThreadTimes,
  ThreadPriority,
  ThreadBasePriority,
  ThreadAffinityMask,
  ThreadImpersonationToken,
  ThreadDescriptorTableEntry,
  ThreadEnableAlignmentFaultFixup,
  ThreadEventPair,
  ThreadQuerySetWin32StartAddress,
  ThreadZeroTlsCell,
  ThreadPerformanceCount,
  ThreadAmILastThread,
  ThreadIdealProcessor,
  ThreadPriorityBoost,
  ThreadSetTlsArrayAddress,
  ThreadIsIoPending,
  ThreadHideFromDebugger
} NT_THREAD_INFORMATION_CLASS, *PNT_THREAD_INFORMATION_CLASS;

typedef NTSTATUS (WINAPI *NtSetInformationThreadFunction) (
  IN HANDLE ThreadHandle,
  IN NT_THREAD_INFORMATION_CLASS ThreadInformationClass,
  IN PVOID ThreadInformation,
  IN ULONG ThreadInformationLength);

// Partial definition only:
typedef enum _PROCESSINFOCLASS {
  ProcessBasicInformation = 0,
  ProcessExecuteFlags = 0x22
} PROCESSINFOCLASS;

typedef PVOID PPEB;
typedef LONG KPRIORITY;

typedef struct _PROCESS_BASIC_INFORMATION {
  union {
    NTSTATUS ExitStatus;
    PVOID padding_for_x64_0;
  };
  PPEB PebBaseAddress;
  KAFFINITY AffinityMask;
  union {
    KPRIORITY BasePriority;
    PVOID padding_for_x64_1;
  };
  union {
    DWORD UniqueProcessId;
    PVOID padding_for_x64_2;
  };
  union {
    DWORD InheritedFromUniqueProcessId;
    PVOID padding_for_x64_3;
  };
} PROCESS_BASIC_INFORMATION, *PPROCESS_BASIC_INFORMATION;

typedef NTSTATUS(WINAPI* NtQueryInformationProcessFunction)(
    IN HANDLE ProcessHandle,
    IN PROCESSINFOCLASS ProcessInformationClass,
    OUT PVOID ProcessInformation,
    IN ULONG ProcessInformationLength,
    OUT PULONG ReturnLength OPTIONAL);

typedef NTSTATUS(WINAPI* NtSetInformationProcessFunction)(
    HANDLE ProcessHandle,
    IN PROCESSINFOCLASS ProcessInformationClass,
    IN PVOID ProcessInformation,
    IN ULONG ProcessInformationLength);

typedef NTSTATUS (WINAPI *NtOpenThreadTokenFunction) (
  IN HANDLE ThreadHandle,
  IN ACCESS_MASK DesiredAccess,
  IN BOOLEAN OpenAsSelf,
  OUT PHANDLE TokenHandle);

typedef NTSTATUS (WINAPI *NtOpenThreadTokenExFunction) (
  IN HANDLE ThreadHandle,
  IN ACCESS_MASK DesiredAccess,
  IN BOOLEAN OpenAsSelf,
  IN ULONG HandleAttributes,
  OUT PHANDLE TokenHandle);

typedef NTSTATUS (WINAPI *NtOpenProcessTokenFunction) (
  IN HANDLE ProcessHandle,
  IN ACCESS_MASK DesiredAccess,
  OUT PHANDLE TokenHandle);

typedef NTSTATUS (WINAPI *NtOpenProcessTokenExFunction) (
  IN HANDLE ProcessHandle,
  IN ACCESS_MASK DesiredAccess,
  IN ULONG HandleAttributes,
  OUT PHANDLE TokenHandle);

typedef NTSTATUS(WINAPI* NtQueryInformationTokenFunction)(
    IN HANDLE TokenHandle,
    IN TOKEN_INFORMATION_CLASS TokenInformationClass,
    OUT PVOID TokenInformation,
    IN ULONG TokenInformationLength,
    OUT PULONG ReturnLength);

typedef NTSTATUS(WINAPI* RtlCreateUserThreadFunction)(
    IN HANDLE Process,
    IN PSECURITY_DESCRIPTOR ThreadSecurityDescriptor,
    IN BOOLEAN CreateSuspended,
    IN ULONG ZeroBits,
    IN SIZE_T MaximumStackSize,
    IN SIZE_T CommittedStackSize,
    IN LPTHREAD_START_ROUTINE StartAddress,
    IN PVOID Parameter,
    OUT PHANDLE Thread,
    OUT PCLIENT_ID ClientId);

typedef NTSTATUS(WINAPI* RtlConvertSidToUnicodeStringFunction)(
    OUT PUNICODE_STRING UnicodeString,
    IN PSID Sid,
    IN BOOLEAN AllocateDestinationString);

typedef VOID(WINAPI* RtlFreeUnicodeStringFunction)(
    IN OUT PUNICODE_STRING UnicodeString);

// -----------------------------------------------------------------------
// Registry

typedef enum _KEY_VALUE_INFORMATION_CLASS {
  KeyValueFullInformation = 1
} KEY_VALUE_INFORMATION_CLASS,
    *PKEY_VALUE_INFORMATION_CLASS;

typedef struct _KEY_VALUE_FULL_INFORMATION {
  ULONG TitleIndex;
  ULONG Type;
  ULONG DataOffset;
  ULONG DataLength;
  ULONG NameLength;
  WCHAR Name[1];
} KEY_VALUE_FULL_INFORMATION, *PKEY_VALUE_FULL_INFORMATION;

typedef NTSTATUS (WINAPI *NtCreateKeyFunction)(
  OUT PHANDLE KeyHandle,
  IN ACCESS_MASK DesiredAccess,
  IN POBJECT_ATTRIBUTES ObjectAttributes,
  IN ULONG TitleIndex,
  IN PUNICODE_STRING Class OPTIONAL,
  IN ULONG CreateOptions,
  OUT PULONG Disposition OPTIONAL);

typedef NTSTATUS (WINAPI *NtOpenKeyFunction)(
  OUT PHANDLE KeyHandle,
  IN ACCESS_MASK DesiredAccess,
  IN POBJECT_ATTRIBUTES ObjectAttributes);

typedef NTSTATUS (WINAPI *NtOpenKeyExFunction)(
  OUT PHANDLE KeyHandle,
  IN ACCESS_MASK DesiredAccess,
  IN POBJECT_ATTRIBUTES ObjectAttributes,
  IN DWORD open_options);

typedef NTSTATUS (WINAPI *NtDeleteKeyFunction)(
  IN HANDLE KeyHandle);

typedef NTSTATUS(WINAPI* RtlFormatCurrentUserKeyPathFunction)(
    OUT PUNICODE_STRING RegistryPath);

typedef NTSTATUS(WINAPI* NtQueryValueKeyFunction)(IN HANDLE KeyHandle,
                                                  IN PUNICODE_STRING ValueName,
                                                  IN KEY_VALUE_INFORMATION_CLASS
                                                      KeyValueInformationClass,
                                                  OUT PVOID KeyValueInformation,
                                                  IN ULONG Length,
                                                  OUT PULONG ResultLength);

typedef NTSTATUS(WINAPI* NtSetValueKeyFunction)(IN HANDLE KeyHandle,
                                                IN PUNICODE_STRING ValueName,
                                                IN ULONG TitleIndex OPTIONAL,
                                                IN ULONG Type,
                                                IN PVOID Data,
                                                IN ULONG DataSize);

// -----------------------------------------------------------------------
// Memory

// Don't really need this structure right now.
typedef PVOID PRTL_HEAP_PARAMETERS;

typedef PVOID (WINAPI *RtlCreateHeapFunction)(
  IN ULONG Flags,
  IN PVOID HeapBase OPTIONAL,
  IN SIZE_T ReserveSize OPTIONAL,
  IN SIZE_T CommitSize OPTIONAL,
  IN PVOID Lock OPTIONAL,
  IN PRTL_HEAP_PARAMETERS Parameters OPTIONAL);

typedef PVOID (WINAPI *RtlDestroyHeapFunction)(
  IN PVOID HeapHandle);

typedef PVOID (WINAPI *RtlAllocateHeapFunction)(
  IN PVOID HeapHandle,
  IN ULONG Flags,
  IN SIZE_T Size);

typedef BOOLEAN (WINAPI *RtlFreeHeapFunction)(
  IN PVOID HeapHandle,
  IN ULONG Flags,
  IN PVOID HeapBase);

typedef NTSTATUS (WINAPI *NtAllocateVirtualMemoryFunction) (
  IN HANDLE ProcessHandle,
  IN OUT PVOID *BaseAddress,
  IN ULONG_PTR ZeroBits,
  IN OUT PSIZE_T RegionSize,
  IN ULONG AllocationType,
  IN ULONG Protect);

typedef NTSTATUS (WINAPI *NtFreeVirtualMemoryFunction) (
  IN HANDLE ProcessHandle,
  IN OUT PVOID *BaseAddress,
  IN OUT PSIZE_T RegionSize,
  IN ULONG FreeType);

typedef enum _MEMORY_INFORMATION_CLASS {
  MemoryBasicInformation = 0,
  MemoryWorkingSetList,
  MemorySectionName,
  MemoryBasicVlmInformation
} MEMORY_INFORMATION_CLASS;

typedef struct _MEMORY_SECTION_NAME {  // Information Class 2
  UNICODE_STRING SectionFileName;
} MEMORY_SECTION_NAME, *PMEMORY_SECTION_NAME;

typedef NTSTATUS (WINAPI *NtQueryVirtualMemoryFunction)(
  IN HANDLE ProcessHandle,
  IN PVOID BaseAddress,
  IN MEMORY_INFORMATION_CLASS MemoryInformationClass,
  OUT PVOID MemoryInformation,
  IN SIZE_T MemoryInformationLength,
  OUT PSIZE_T ReturnLength OPTIONAL);

typedef NTSTATUS (WINAPI *NtProtectVirtualMemoryFunction)(
  IN HANDLE ProcessHandle,
  IN OUT PVOID* BaseAddress,
  IN OUT PSIZE_T ProtectSize,
  IN ULONG NewProtect,
  OUT PULONG OldProtect);

// -----------------------------------------------------------------------
// Objects

typedef enum _OBJECT_INFORMATION_CLASS {
  ObjectBasicInformation,
  ObjectNameInformation,
  ObjectTypeInformation,
  ObjectAllInformation,
  ObjectDataInformation
} OBJECT_INFORMATION_CLASS, *POBJECT_INFORMATION_CLASS;

typedef struct _OBJDIR_INFORMATION {
  UNICODE_STRING ObjectName;
  UNICODE_STRING ObjectTypeName;
  BYTE Data[1];
} OBJDIR_INFORMATION;

typedef struct _PUBLIC_OBJECT_BASIC_INFORMATION {
  ULONG Attributes;
  ACCESS_MASK GrantedAccess;
  ULONG HandleCount;
  ULONG PointerCount;
  ULONG Reserved[10];    // reserved for internal use
} PUBLIC_OBJECT_BASIC_INFORMATION, *PPUBLIC_OBJECT_BASIC_INFORMATION;

typedef struct __PUBLIC_OBJECT_TYPE_INFORMATION {
  UNICODE_STRING TypeName;
  ULONG Reserved[22];    // reserved for internal use
} PUBLIC_OBJECT_TYPE_INFORMATION, *PPUBLIC_OBJECT_TYPE_INFORMATION;

typedef enum _POOL_TYPE {
  NonPagedPool,
  PagedPool,
  NonPagedPoolMustSucceed,
  ReservedType,
  NonPagedPoolCacheAligned,
  PagedPoolCacheAligned,
  NonPagedPoolCacheAlignedMustS
} POOL_TYPE;

typedef struct _OBJECT_BASIC_INFORMATION {
  ULONG Attributes;
  ACCESS_MASK GrantedAccess;
  ULONG HandleCount;
  ULONG PointerCount;
  ULONG PagedPoolUsage;
  ULONG NonPagedPoolUsage;
  ULONG Reserved[3];
  ULONG NameInformationLength;
  ULONG TypeInformationLength;
  ULONG SecurityDescriptorLength;
  LARGE_INTEGER CreateTime;
} OBJECT_BASIC_INFORMATION, *POBJECT_BASIC_INFORMATION;

typedef struct _OBJECT_TYPE_INFORMATION {
  UNICODE_STRING Name;
  ULONG TotalNumberOfObjects;
  ULONG TotalNumberOfHandles;
  ULONG TotalPagedPoolUsage;
  ULONG TotalNonPagedPoolUsage;
  ULONG TotalNamePoolUsage;
  ULONG TotalHandleTableUsage;
  ULONG HighWaterNumberOfObjects;
  ULONG HighWaterNumberOfHandles;
  ULONG HighWaterPagedPoolUsage;
  ULONG HighWaterNonPagedPoolUsage;
  ULONG HighWaterNamePoolUsage;
  ULONG HighWaterHandleTableUsage;
  ULONG InvalidAttributes;
  GENERIC_MAPPING GenericMapping;
  ULONG ValidAccess;
  BOOLEAN SecurityRequired;
  BOOLEAN MaintainHandleCount;
  USHORT MaintainTypeList;
  POOL_TYPE PoolType;
  ULONG PagedPoolUsage;
  ULONG NonPagedPoolUsage;
} OBJECT_TYPE_INFORMATION, *POBJECT_TYPE_INFORMATION;

typedef enum _SYSTEM_INFORMATION_CLASS {
  SystemHandleInformation = 16
} SYSTEM_INFORMATION_CLASS;

typedef struct _SYSTEM_HANDLE_INFORMATION {
  USHORT ProcessId;
  USHORT CreatorBackTraceIndex;
  UCHAR ObjectTypeNumber;
  UCHAR Flags;
  USHORT Handle;
  PVOID Object;
  ACCESS_MASK GrantedAccess;
} SYSTEM_HANDLE_INFORMATION, *PSYSTEM_HANDLE_INFORMATION;

typedef struct _SYSTEM_HANDLE_INFORMATION_EX {
  ULONG NumberOfHandles;
  SYSTEM_HANDLE_INFORMATION Information[1];
} SYSTEM_HANDLE_INFORMATION_EX, *PSYSTEM_HANDLE_INFORMATION_EX;

typedef struct _OBJECT_NAME_INFORMATION {
  UNICODE_STRING ObjectName;
} OBJECT_NAME_INFORMATION, *POBJECT_NAME_INFORMATION;

typedef NTSTATUS (WINAPI *NtQueryObjectFunction)(
  IN HANDLE Handle,
  IN OBJECT_INFORMATION_CLASS ObjectInformationClass,
  OUT PVOID ObjectInformation OPTIONAL,
  IN ULONG ObjectInformationLength,
  OUT PULONG ReturnLength OPTIONAL);

typedef NTSTATUS (WINAPI *NtDuplicateObjectFunction)(
  IN HANDLE SourceProcess,
  IN HANDLE SourceHandle,
  IN HANDLE TargetProcess,
  OUT PHANDLE TargetHandle,
  IN ACCESS_MASK DesiredAccess,
  IN ULONG Attributes,
  IN ULONG Options);

typedef NTSTATUS (WINAPI *NtSignalAndWaitForSingleObjectFunction)(
  IN HANDLE HandleToSignal,
  IN HANDLE HandleToWait,
  IN BOOLEAN Alertable,
  IN PLARGE_INTEGER Timeout OPTIONAL);

typedef NTSTATUS (WINAPI *NtQuerySystemInformation)(
  IN SYSTEM_INFORMATION_CLASS SystemInformationClass,
  OUT PVOID SystemInformation,
  IN ULONG SystemInformationLength,
  OUT PULONG ReturnLength);

typedef NTSTATUS (WINAPI *NtQueryObject)(
  IN HANDLE Handle,
  IN OBJECT_INFORMATION_CLASS ObjectInformationClass,
  OUT PVOID ObjectInformation,
  IN ULONG ObjectInformationLength,
  OUT PULONG ReturnLength);

// -----------------------------------------------------------------------
// Strings

typedef int (__cdecl *_strnicmpFunction)(
  IN const char* _Str1,
  IN const char* _Str2,
  IN size_t _MaxCount);

typedef size_t  (__cdecl *strlenFunction)(
  IN const char * _Str);

typedef size_t (__cdecl *wcslenFunction)(
  IN const wchar_t* _Str);

typedef void* (__cdecl *memcpyFunction)(
  IN void* dest,
  IN const void* src,
  IN size_t count);

typedef NTSTATUS (WINAPI *RtlAnsiStringToUnicodeStringFunction)(
  IN OUT PUNICODE_STRING  DestinationString,
  IN PANSI_STRING  SourceString,
  IN BOOLEAN  AllocateDestinationString);

typedef LONG (WINAPI *RtlCompareUnicodeStringFunction)(
  IN PCUNICODE_STRING  String1,
  IN PCUNICODE_STRING  String2,
  IN BOOLEAN  CaseInSensitive);

typedef VOID (WINAPI *RtlInitUnicodeStringFunction) (
  IN OUT PUNICODE_STRING DestinationString,
  IN PCWSTR SourceString);

typedef ULONG (WINAPI* RtlNtStatusToDosErrorFunction)(NTSTATUS status);

typedef enum _EVENT_TYPE {
  NotificationEvent,
  SynchronizationEvent
} EVENT_TYPE, *PEVENT_TYPE;

typedef NTSTATUS (WINAPI* NtCreateDirectoryObjectFunction) (
    PHANDLE DirectoryHandle,
    ACCESS_MASK DesiredAccess,
    POBJECT_ATTRIBUTES ObjectAttributes);

typedef NTSTATUS (WINAPI* NtOpenDirectoryObjectFunction) (
    PHANDLE DirectoryHandle,
    ACCESS_MASK DesiredAccess,
    POBJECT_ATTRIBUTES ObjectAttributes);

typedef NTSTATUS (WINAPI* NtQuerySymbolicLinkObjectFunction) (
    HANDLE LinkHandle,
    PUNICODE_STRING LinkTarget,
    PULONG ReturnedLength);

typedef NTSTATUS (WINAPI* NtOpenSymbolicLinkObjectFunction) (
    PHANDLE LinkHandle,
    ACCESS_MASK DesiredAccess,
    POBJECT_ATTRIBUTES ObjectAttributes);

#define DIRECTORY_QUERY               0x0001
#define DIRECTORY_TRAVERSE            0x0002
#define DIRECTORY_CREATE_OBJECT       0x0004
#define DIRECTORY_CREATE_SUBDIRECTORY 0x0008
#define DIRECTORY_ALL_ACCESS          0x000F

typedef NTSTATUS (WINAPI* NtCreateLowBoxToken)(
    OUT PHANDLE token,
    IN HANDLE original_handle,
    IN ACCESS_MASK access,
    IN POBJECT_ATTRIBUTES object_attribute,
    IN PSID appcontainer_sid,
    IN DWORD capabilityCount,
    IN PSID_AND_ATTRIBUTES capabilities,
    IN DWORD handle_count,
    IN PHANDLE handles);

typedef NTSTATUS(WINAPI *NtSetInformationProcess)(
    IN HANDLE process_handle,
    IN ULONG info_class,
    IN PVOID process_information,
    IN ULONG information_length);

struct PROCESS_ACCESS_TOKEN {
  HANDLE token;
  HANDLE thread;
};

const unsigned int NtProcessInformationAccessToken = 9;

// -----------------------------------------------------------------------
// GDI OPM API and Supported Calls

#define DXGKMDT_OPM_OMAC_SIZE 16
#define DXGKMDT_OPM_128_BIT_RANDOM_NUMBER_SIZE 16
#define DXGKMDT_OPM_ENCRYPTED_PARAMETERS_SIZE 256
#define DXGKMDT_OPM_CONFIGURE_SETTING_DATA_SIZE 4056
#define DXGKMDT_OPM_GET_INFORMATION_PARAMETERS_SIZE 4056
#define DXGKMDT_OPM_REQUESTED_INFORMATION_SIZE 4076
#define DXGKMDT_OPM_HDCP_KEY_SELECTION_VECTOR_SIZE 5
#define DXGKMDT_OPM_PROTECTION_TYPE_SIZE 4

enum DXGKMDT_CERTIFICATE_TYPE {
  DXGKMDT_OPM_CERTIFICATE = 0,
  DXGKMDT_COPP_CERTIFICATE = 1,
  DXGKMDT_UAB_CERTIFICATE = 2,
  DXGKMDT_FORCE_ULONG = 0xFFFFFFFF
};

enum DXGKMDT_OPM_VIDEO_OUTPUT_SEMANTICS {
  DXGKMDT_OPM_VOS_COPP_SEMANTICS = 0,
  DXGKMDT_OPM_VOS_OPM_SEMANTICS = 1
};

enum DXGKMDT_DPCP_PROTECTION_LEVEL {
  DXGKMDT_OPM_DPCP_OFF = 0,
  DXGKMDT_OPM_DPCP_ON = 1,
  DXGKMDT_OPM_DPCP_FORCE_ULONG = 0x7fffffff
};

enum DXGKMDT_OPM_HDCP_PROTECTION_LEVEL {
  DXGKMDT_OPM_HDCP_OFF = 0,
  DXGKMDT_OPM_HDCP_ON = 1,
  DXGKMDT_OPM_HDCP_FORCE_ULONG = 0x7fffffff
};

enum DXGKMDT_OPM_HDCP_FLAG {
  DXGKMDT_OPM_HDCP_FLAG_NONE = 0x00,
  DXGKMDT_OPM_HDCP_FLAG_REPEATER = 0x01
};

enum DXGKMDT_OPM_PROTECTION_TYPE {
  DXGKMDT_OPM_PROTECTION_TYPE_OTHER = 0x80000000,
  DXGKMDT_OPM_PROTECTION_TYPE_NONE = 0x00000000,
  DXGKMDT_OPM_PROTECTION_TYPE_COPP_COMPATIBLE_HDCP = 0x00000001,
  DXGKMDT_OPM_PROTECTION_TYPE_ACP = 0x00000002,
  DXGKMDT_OPM_PROTECTION_TYPE_CGMSA = 0x00000004,
  DXGKMDT_OPM_PROTECTION_TYPE_HDCP = 0x00000008,
  DXGKMDT_OPM_PROTECTION_TYPE_DPCP = 0x00000010,
  DXGKMDT_OPM_PROTECTION_TYPE_MASK = 0x8000001F
};

typedef void* OPM_PROTECTED_OUTPUT_HANDLE;

struct DXGKMDT_OPM_ENCRYPTED_PARAMETERS {
  BYTE abEncryptedParameters[DXGKMDT_OPM_ENCRYPTED_PARAMETERS_SIZE];
};

struct DXGKMDT_OPM_OMAC {
  BYTE abOMAC[DXGKMDT_OPM_OMAC_SIZE];
};

struct DXGKMDT_OPM_CONFIGURE_PARAMETERS {
  DXGKMDT_OPM_OMAC omac;
  GUID guidSetting;
  ULONG ulSequenceNumber;
  ULONG cbParametersSize;
  BYTE abParameters[DXGKMDT_OPM_CONFIGURE_SETTING_DATA_SIZE];
};

struct DXGKMDT_OPM_RANDOM_NUMBER {
  BYTE abRandomNumber[DXGKMDT_OPM_128_BIT_RANDOM_NUMBER_SIZE];
};

struct DXGKMDT_OPM_GET_INFO_PARAMETERS {
  DXGKMDT_OPM_OMAC omac;
  DXGKMDT_OPM_RANDOM_NUMBER rnRandomNumber;
  GUID guidInformation;
  ULONG ulSequenceNumber;
  ULONG cbParametersSize;
  BYTE abParameters[DXGKMDT_OPM_GET_INFORMATION_PARAMETERS_SIZE];
};

struct DXGKMDT_OPM_REQUESTED_INFORMATION {
  DXGKMDT_OPM_OMAC omac;
  ULONG cbRequestedInformationSize;
  BYTE abRequestedInformation[DXGKMDT_OPM_REQUESTED_INFORMATION_SIZE];
};

struct DXGKMDT_OPM_SET_PROTECTION_LEVEL_PARAMETERS {
  ULONG ulProtectionType;
  ULONG ulProtectionLevel;
  ULONG Reserved;
  ULONG Reserved2;
};

struct DXGKMDT_OPM_STANDARD_INFORMATION {
  DXGKMDT_OPM_RANDOM_NUMBER rnRandomNumber;
  ULONG ulStatusFlags;
  ULONG ulInformation;
  ULONG ulReserved;
  ULONG ulReserved2;
};

typedef NTSTATUS(WINAPI* GetSuggestedOPMProtectedOutputArraySizeFunction)(
    PUNICODE_STRING device_name,
    DWORD* suggested_output_array_size);

typedef NTSTATUS(WINAPI* CreateOPMProtectedOutputsFunction)(
    PUNICODE_STRING device_name,
    DXGKMDT_OPM_VIDEO_OUTPUT_SEMANTICS vos,
    DWORD output_array_size,
    DWORD* num_in_output_array,
    OPM_PROTECTED_OUTPUT_HANDLE* output_array);

typedef NTSTATUS(WINAPI* GetCertificateFunction)(
    PUNICODE_STRING device_name,
    DXGKMDT_CERTIFICATE_TYPE certificate_type,
    BYTE* certificate,
    ULONG certificate_length);

typedef NTSTATUS(WINAPI* GetCertificateSizeFunction)(
    PUNICODE_STRING device_name,
    DXGKMDT_CERTIFICATE_TYPE certificate_type,
    ULONG* certificate_length);

typedef NTSTATUS(WINAPI* GetCertificateByHandleFunction)(
    OPM_PROTECTED_OUTPUT_HANDLE protected_output,
    DXGKMDT_CERTIFICATE_TYPE certificate_type,
    BYTE* certificate,
    ULONG certificate_length);

typedef NTSTATUS(WINAPI* GetCertificateSizeByHandleFunction)(
    OPM_PROTECTED_OUTPUT_HANDLE protected_output,
    DXGKMDT_CERTIFICATE_TYPE certificate_type,
    ULONG* certificate_length);

typedef NTSTATUS(WINAPI* DestroyOPMProtectedOutputFunction)(
    OPM_PROTECTED_OUTPUT_HANDLE protected_output);

typedef NTSTATUS(WINAPI* ConfigureOPMProtectedOutputFunction)(
    OPM_PROTECTED_OUTPUT_HANDLE protected_output,
    const DXGKMDT_OPM_CONFIGURE_PARAMETERS* parameters,
    ULONG additional_parameters_size,
    const BYTE* additional_parameters);

typedef NTSTATUS(WINAPI* GetOPMInformationFunction)(
    OPM_PROTECTED_OUTPUT_HANDLE protected_output,
    const DXGKMDT_OPM_GET_INFO_PARAMETERS* parameters,
    DXGKMDT_OPM_REQUESTED_INFORMATION* requested_information);

typedef NTSTATUS(WINAPI* GetOPMRandomNumberFunction)(
    OPM_PROTECTED_OUTPUT_HANDLE protected_output,
    DXGKMDT_OPM_RANDOM_NUMBER* random_number);

typedef NTSTATUS(WINAPI* SetOPMSigningKeyAndSequenceNumbersFunction)(
    OPM_PROTECTED_OUTPUT_HANDLE protected_output,
    const DXGKMDT_OPM_ENCRYPTED_PARAMETERS* parameters);

#endif  // SANDBOX_WIN_SRC_NT_INTERNALS_H__