#pragma once

PLDR_DATA_TABLE_ENTRY NTAPI RtlFindLdrTableEntryByHandle(PVOID BaseAddress);

PLDR_DATA_TABLE_ENTRY NTAPI RtlFindLdrTableEntryByBaseName(PCWSTR BaseName);

extern PLDR_DATA_TABLE_ENTRY const LdrpNtdllBase;

#define RtlFindNtdllLdrEntry() (LdrpNtdllBase)

//

// Loader Data Table Entry Flags

//

#define LDRP_STATIC_LINK 0x00000002

#define LDRP_IMAGE_DLL 0x00000004

#define LDRP_SHIMENG_SUPPRESSED_ENTRY 0x00000008

#define LDRP_IMAGE_INTEGRITY_FORCED 0x00000020

#define LDRP_LOAD_IN_PROGRESS 0x00001000

#define LDRP_UNLOAD_IN_PROGRESS 0x00002000

#define LDRP_ENTRY_PROCESSED 0x00004000

#define LDRP_ENTRY_INSERTED 0x00008000

#define LDRP_CURRENT_LOAD 0x00010000

#define LDRP_FAILED_BUILTIN_LOAD 0x00020000

#define LDRP_DONT_CALL_FOR_THREADS 0x00040000

#define LDRP_PROCESS_ATTACH_CALLED 0x00080000

#define LDRP_DEBUG_SYMBOLS_LOADED 0x00100000

#define LDRP_IMAGE_NOT_AT_BASE 0x00200000

#define LDRP_COR_IMAGE 0x00400000

#define LDR_COR_OWNS_UNMAP 0x00800000

#define LDRP_SYSTEM_MAPPED 0x01000000

#define LDRP_IMAGE_VERIFYING 0x02000000

#define LDRP_DRIVER_DEPENDENT_DLL 0x04000000

#define LDRP_ENTRY_NATIVE 0x08000000

#define LDRP_REDIRECTED 0x10000000

#define LDRP_NON_PAGED_DEBUG_INFO 0x20000000

#define LDRP_MM_LOADED 0x40000000

#define LDRP_COMPAT_DATABASE_PROCESSED 0x80000000

#define LDR_GET_HASH_ENTRY(x) (RtlUpcaseUnicodeChar((x)) & (LDR_HASH_TABLE_ENTRIES - 1))

#define LDR_HASH_TABLE_ENTRIES 32

//0x18 bytes (sizeof)

typedef struct _RTL_BALANCED_NODE {

union {

_RTL_BALANCED_NODE* Children[2]; //0x0

struct {

_RTL_BALANCED_NODE* Left; //0x0

_RTL_BALANCED_NODE* Right; //0x8

};

};

union {

struct {

UCHAR Red : 1; //0x10

UCHAR Balance : 2; //0x10

};

size_t ParentValue; //0x10

};

}RTL_BALANCED_NODE, * PRTL_BALANCED_NODE;

typedef struct _RTL_RB_TREE {

PRTL_BALANCED_NODE Root;

PRTL_BALANCED_NODE Min;

} RTL_RB_TREE, * PRTL_RB_TREE;

// RtlRbInsertNodeEx

VOID NTAPI RtlRbInsertNodeEx(IN PRTL_RB_TREE Tree, IN PRTL_BALANCED_NODE Parent, IN BOOLEAN Right, OUT PRTL_BALANCED_NODE Node);

// RtlRbRemoveNode

VOID NTAPI RtlRbRemoveNode(IN PRTL_RB_TREE Tree, IN PRTL_BALANCED_NODE Node);

enum _LDR_DLL_LOAD_REASON {

LoadReasonStaticDependency = 0,

LoadReasonStaticForwarderDependency = 1,

LoadReasonDynamicForwarderDependency = 2,

LoadReasonDelayloadDependency = 3,

LoadReasonDynamicLoad = 4,

LoadReasonAsImageLoad = 5,

LoadReasonAsDataLoad = 6,

LoadReasonUnknown = -1

};

//0x10 bytes (sizeof)

struct _LDR_SERVICE_TAG_RECORD {

_LDR_SERVICE_TAG_RECORD* Next; //0x0

ULONG ServiceTag; //0x8

};

//0x8 bytes (sizeof)

struct _LDRP_CSLIST {

struct _LDRP_CSLIST_DEPENDENT {

_SINGLE_LIST_ENTRY* NextDependentEntry; //0x0

struct _LDR_DDAG_NODE* DependentDdagNode;

}Dependent;

struct _LDRP_CSLIST_INCOMMING {

_SINGLE_LIST_ENTRY* NextIncommingEntry;

struct _LDR_DDAG_NODE* IncommingDdagNode;

}Incomming;

};

//0x4 bytes (sizeof)

enum _LDR_DDAG_STATE {

LdrModulesMerged = -5,

LdrModulesInitError = -4,

LdrModulesSnapError = -3,

LdrModulesUnloaded = -2,

LdrModulesUnloading = -1,

LdrModulesPlaceHolder = 0,

LdrModulesMapping = 1,

LdrModulesMapped = 2,

LdrModulesWaitingForDependencies = 3,

LdrModulesSnapping = 4,

LdrModulesSnapped = 5,

LdrModulesCondensed = 6,

LdrModulesReadyToInit = 7,

LdrModulesInitializing = 8,

LdrModulesReadyToRun = 9

};

//0x50 bytes (sizeof)

struct _LDR_DDAG_NODE {

_LIST_ENTRY Modules; //0x0

_LDR_SERVICE_TAG_RECORD* ServiceTagList; //0x10

ULONG LoadCount; //0x18

ULONG LoadWhileUnloadingCount; //0x1c

ULONG LowestLink; //0x20

_LDRP_CSLIST::_LDRP_CSLIST_DEPENDENT* Dependencies; //0x28

_LDRP_CSLIST::_LDRP_CSLIST_INCOMMING* IncomingDependencies; //0x30

_LDR_DDAG_STATE State; //0x38

_SINGLE_LIST_ENTRY CondenseLink; //0x40

ULONG PreorderNumber; //0x48

};

struct _LDR_DDAG_NODE_WIN8 {

_LIST_ENTRY Modules; //0x0

_LDR_SERVICE_TAG_RECORD* ServiceTagList; //0x10

ULONG LoadCount; //0x18

ULONG ReferenceCount; //0x1c

ULONG DependencyCount; //0x20

_LDRP_CSLIST::_LDRP_CSLIST_DEPENDENT* Dependencies; //0x28

_LDRP_CSLIST::_LDRP_CSLIST_INCOMMING* IncomingDependencies; //0x30

_LDR_DDAG_STATE State; //0x38

_SINGLE_LIST_ENTRY CondenseLink; //0x40

ULONG PreorderNumber; //0x48

ULONG LowestLink; //0x4c

};

//5.1.2600 Windows XP SP3

//5.2.3790 Windows XP | 2003 SP2

typedef struct _LDR_DATA_TABLE_ENTRY_XP {

_LIST_ENTRY InLoadOrderLinks; //0x0

_LIST_ENTRY InMemoryOrderLinks; //0x10

_LIST_ENTRY InInitializationOrderLinks; //0x20

VOID* DllBase; //0x30

VOID* EntryPoint; //0x38

ULONG SizeOfImage; //0x40

_UNICODE_STRING FullDllName; //0x48

_UNICODE_STRING BaseDllName; //0x58

ULONG Flags; //0x68

USHORT LoadCount; //0x6c

USHORT TlsIndex; //0x6e

union {

_LIST_ENTRY HashLinks; //0x70

struct {

VOID* SectionPointer; //0x70

ULONG CheckSum; //0x78

};

};

union {

ULONG TimeDateStamp; //0x80

VOID* LoadedImports; //0x80

};

_ACTIVATION_CONTEXT* EntryPointActivationContext; //0x88

VOID* PatchInformation; //0x90

}LDR_DATA_TABLE_ENTRY_XP, * PLDR_DATA_TABLE_ENTRY_XP;

//6.0.6000 Vista | 2008 RTM

//6.0.6001 Vista | 2008 SP1

//6.0.6002 Vista | 2008 SP2

typedef struct _LDR_DATA_TABLE_ENTRY_VISTA :public _LDR_DATA_TABLE_ENTRY_XP {

_LIST_ENTRY ForwarderLinks; //0x98

_LIST_ENTRY ServiceTagLinks; //0xa8

_LIST_ENTRY StaticLinks; //0xb8

}LDR_DATA_TABLE_ENTRY_VISTA, * PLDR_DATA_TABLE_ENTRY_VISTA;

//6.1.7600 Windows 7 | 2008R2 SP1

//6.1.7601 Windows 7 | 2008R2 RTM

typedef struct _LDR_DATA_TABLE_ENTRY_WIN7 :public _LDR_DATA_TABLE_ENTRY_VISTA {

VOID* ContextInformation; //0xc8

ULONGLONG OriginalBase; //0xd0

_LARGE_INTEGER LoadTime; //0xd8

}LDR_DATA_TABLE_ENTRY_WIN7, * PLDR_DATA_TABLE_ENTRY_WIN7;

//6.2.9200 Windows 8 | 2012 RTM

typedef struct _LDR_DATA_TABLE_ENTRY_WIN8 {

_LIST_ENTRY InLoadOrderLinks; //0x0

_LIST_ENTRY InMemoryOrderLinks; //0x10

union {

_LIST_ENTRY InInitializationOrderLinks; //0x20

_LIST_ENTRY InProgressLinks; //0x20

};

VOID* DllBase; //0x30

VOID* EntryPoint; //0x38

ULONG SizeOfImage; //0x40

_UNICODE_STRING FullDllName; //0x48

_UNICODE_STRING BaseDllName; //0x58

union {

UCHAR FlagGroup[4]; //0x68

ULONG Flags; //0x68

struct {

ULONG PackagedBinary : 1; //0x68

ULONG MarkedForRemoval : 1; //0x68

ULONG ImageDll : 1; //0x68

ULONG LoadNotificationsSent : 1; //0x68

ULONG TelemetryEntryProcessed : 1; //0x68

ULONG ProcessStaticImport : 1; //0x68

ULONG InLegacyLists : 1; //0x68

ULONG InIndexes : 1; //0x68

ULONG ShimDll : 1; //0x68

ULONG InExceptionTable : 1; //0x68

ULONG ReservedFlags1 : 2; //0x68

ULONG LoadInProgress : 1; //0x68

ULONG ReservedFlags2 : 1; //0x68

ULONG EntryProcessed : 1; //0x68

ULONG ReservedFlags3 : 3; //0x68

ULONG DontCallForThreads : 1; //0x68

ULONG ProcessAttachCalled : 1; //0x68

ULONG ProcessAttachFailed : 1; //0x68

ULONG CorDeferredValidate : 1; //0x68

ULONG CorImage : 1; //0x68

ULONG DontRelocate : 1; //0x68

ULONG CorILOnly : 1; //0x68

ULONG ReservedFlags5 : 3; //0x68

ULONG Redirected : 1; //0x68

ULONG ReservedFlags6 : 2; //0x68

ULONG CompatDatabaseProcessed : 1; //0x68

};

};

USHORT ObsoleteLoadCount; //0x6c

USHORT TlsIndex; //0x6e

_LIST_ENTRY HashLinks; //0x70

ULONG TimeDateStamp; //0x80

_ACTIVATION_CONTEXT* EntryPointActivationContext; //0x88

VOID* PatchInformation; //0x90

_LDR_DDAG_NODE_WIN8* DdagNode; //0x98

_LIST_ENTRY NodeModuleLink; //0xa0

VOID* SnapContext; //0xb0

VOID* ParentDllBase; //0xb8

VOID* SwitchBackContext; //0xc0

_RTL_BALANCED_NODE BaseAddressIndexNode; //0xc8

_RTL_BALANCED_NODE MappingInfoIndexNode; //0xe0

ULONGLONG OriginalBase; //0xf8

_LARGE_INTEGER LoadTime; //0x100

ULONG BaseNameHashValue; //0x108

_LDR_DLL_LOAD_REASON LoadReason; //0x10c

}LDR_DATA_TABLE_ENTRY_WIN8, * PLDR_DATA_TABLE_ENTRY_WIN8;

//6.3.9600 Windows 8.1 | 2012R2 RTM | 2012R2 Update 1

typedef struct _LDR_DATA_TABLE_ENTRY_WIN8_1 :public _LDR_DATA_TABLE_ENTRY_WIN8 {

ULONG ImplicitPathOptions;

}LDR_DATA_TABLE_ENTRY_WIN8_1, * PLDR_DATA_TABLE_ENTRY_WIN8_1;

//10.0.10240 Windows 10 | 2016 1507 Threshold 1

//10.0.10586 Windows 10 | 2016 1511 Threshold 2

typedef struct _LDR_DATA_TABLE_ENTRY_WIN10 {

_LIST_ENTRY InLoadOrderLinks; //0x0

_LIST_ENTRY InMemoryOrderLinks; //0x10

_LIST_ENTRY InInitializationOrderLinks; //0x20

VOID* DllBase; //0x30

VOID* EntryPoint; //0x38

ULONG SizeOfImage; //0x40

_UNICODE_STRING FullDllName; //0x48

_UNICODE_STRING BaseDllName; //0x58

union {

UCHAR FlagGroup[4]; //0x68

ULONG Flags; //0x68

struct {

ULONG PackagedBinary : 1; //0x68

ULONG MarkedForRemoval : 1; //0x68

ULONG ImageDll : 1; //0x68

ULONG LoadNotificationsSent : 1; //0x68

ULONG TelemetryEntryProcessed : 1; //0x68

ULONG ProcessStaticImport : 1; //0x68

ULONG InLegacyLists : 1; //0x68

ULONG InIndexes : 1; //0x68

ULONG ShimDll : 1; //0x68

ULONG InExceptionTable : 1; //0x68

ULONG ReservedFlags1 : 2; //0x68

ULONG LoadInProgress : 1; //0x68

ULONG LoadConfigProcessed : 1; //0x68

ULONG EntryProcessed : 1; //0x68

ULONG ProtectDelayLoad : 1; //0x68

ULONG ReservedFlags3 : 2; //0x68

ULONG DontCallForThreads : 1; //0x68

ULONG ProcessAttachCalled : 1; //0x68

ULONG ProcessAttachFailed : 1; //0x68

ULONG CorDeferredValidate : 1; //0x68

ULONG CorImage : 1; //0x68

ULONG DontRelocate : 1; //0x68

ULONG CorILOnly : 1; //0x68

ULONG ReservedFlags5 : 3; //0x68

ULONG Redirected : 1; //0x68

ULONG ReservedFlags6 : 2; //0x68

ULONG CompatDatabaseProcessed : 1; //0x68

};

};

USHORT ObsoleteLoadCount; //0x6c

USHORT TlsIndex; //0x6e

_LIST_ENTRY HashLinks; //0x70

ULONG TimeDateStamp; //0x80

_ACTIVATION_CONTEXT* EntryPointActivationContext; //0x88

VOID* Lock; //0x90

_LDR_DDAG_NODE* DdagNode; //0x98

_LIST_ENTRY NodeModuleLink; //0xa0

VOID* LoadContext; //0xb0

VOID* ParentDllBase; //0xb8

VOID* SwitchBackContext; //0xc0

_RTL_BALANCED_NODE BaseAddressIndexNode; //0xc8

_RTL_BALANCED_NODE MappingInfoIndexNode; //0xe0

ULONGLONG OriginalBase; //0xf8

_LARGE_INTEGER LoadTime; //0x100

ULONG BaseNameHashValue; //0x108

_LDR_DLL_LOAD_REASON LoadReason; //0x10c

ULONG ImplicitPathOptions; //0x110

ULONG ReferenceCount; //0x114

}LDR_DATA_TABLE_ENTRY_WIN10, * PLDR_DATA_TABLE_ENTRY_WIN10;

//10.0.14393 Windows 10 | 2016 1607 Redstone 1 (Anniversary Update)

typedef struct _LDR_DATA_TABLE_ENTRY_WIN10_1 :public _LDR_DATA_TABLE_ENTRY_WIN10 {

ULONG DependentLoadFlags; //0x118

}LDR_DATA_TABLE_ENTRY_WIN10_1, * PLDR_DATA_TABLE_ENTRY_WIN10_1;

//10.0.15063 Windows 10 | 2016 1703 Redstone 2 (Creators Update)

//10.0.16299 Windows 10 | 2016 1709 Redstone 3 (Fall Creators Update)

//10.0.17134 Windows 10 | 2016 1803 Redstone 4 (Spring Creators Update)

//10.0.17763 Windows 10 | 2016 1809 Redstone 5 (October Update)

//10.0.18362 Windows 10 | 2016 1903 19H1 (May 2019 Update) | 2016 1909 19H2 (November 2019 Update)

//10.0.19041 Windows 10 | 2016 2004 20H1 (May 2020 Update)

//10.0.19042 Windows 10 | 2016 2009 20H2 (October 2020 Update)

typedef struct _LDR_DATA_TABLE_ENTRY_WIN10_2 {

_LIST_ENTRY InLoadOrderLinks; //0x0

_LIST_ENTRY InMemoryOrderLinks; //0x10

_LIST_ENTRY InInitializationOrderLinks; //0x20

VOID* DllBase; //0x30

VOID* EntryPoint; //0x38

ULONG SizeOfImage; //0x40

_UNICODE_STRING FullDllName; //0x48

_UNICODE_STRING BaseDllName; //0x58

union {

UCHAR FlagGroup[4]; //0x68

ULONG Flags; //0x68

struct {

ULONG PackagedBinary : 1; //0x68

ULONG MarkedForRemoval : 1; //0x68

ULONG ImageDll : 1; //0x68

ULONG LoadNotificationsSent : 1; //0x68

ULONG TelemetryEntryProcessed : 1; //0x68

ULONG ProcessStaticImport : 1; //0x68

ULONG InLegacyLists : 1; //0x68

ULONG InIndexes : 1; //0x68

ULONG ShimDll : 1; //0x68

ULONG InExceptionTable : 1; //0x68

ULONG ReservedFlags1 : 2; //0x68

ULONG LoadInProgress : 1; //0x68

ULONG LoadConfigProcessed : 1; //0x68

ULONG EntryProcessed : 1; //0x68

ULONG ProtectDelayLoad : 1; //0x68

ULONG ReservedFlags3 : 2; //0x68

ULONG DontCallForThreads : 1; //0x68

ULONG ProcessAttachCalled : 1; //0x68

ULONG ProcessAttachFailed : 1; //0x68

ULONG CorDeferredValidate : 1; //0x68

ULONG CorImage : 1; //0x68

ULONG DontRelocate : 1; //0x68

ULONG CorILOnly : 1; //0x68

ULONG ReservedFlags5 : 3; //0x68

ULONG Redirected : 1; //0x68

ULONG ReservedFlags6 : 2; //0x68

ULONG CompatDatabaseProcessed : 1; //0x68

};

};

USHORT ObsoleteLoadCount; //0x6c

USHORT TlsIndex; //0x6e

_LIST_ENTRY HashLinks; //0x70

ULONG TimeDateStamp; //0x80

_ACTIVATION_CONTEXT* EntryPointActivationContext; //0x88

VOID* Lock; //0x90

_LDR_DDAG_NODE* DdagNode; //0x98

_LIST_ENTRY NodeModuleLink; //0xa0

VOID* LoadContext; //0xb0

VOID* ParentDllBase; //0xb8

VOID* SwitchBackContext; //0xc0

_RTL_BALANCED_NODE BaseAddressIndexNode; //0xc8

_RTL_BALANCED_NODE MappingInfoIndexNode; //0xe0

ULONGLONG OriginalBase; //0xf8

_LARGE_INTEGER LoadTime; //0x100

ULONG BaseNameHashValue; //0x108

_LDR_DLL_LOAD_REASON LoadReason; //0x10c

ULONG ImplicitPathOptions; //0x110

ULONG ReferenceCount; //0x114

ULONG DependentLoadFlags; //0x118

UCHAR SigningLevel; //0x11c

}LDR_DATA_TABLE_ENTRY_WIN10_2, * PLDR_DATA_TABLE_ENTRY_WIN10_2;

ULONG NTAPI LdrHashEntry(IN const UNICODE_STRING& str, IN bool _xor = true);

HANDLE NTAPI RtlFindLdrpHeap();

PLIST_ENTRY NTAPI RtlFindLdrpHashTable();

PVOID NTAPI RtlAllocateLdrpHeap(IN size_t size);

BOOL NTAPI RtlFreeLdrpHeap(IN PVOID buffer);

#define RtlInitializeListEntry(entry) ((entry)->Blink = (entry)->Flink = (entry))

#define RtlInitializeSingleEntry(entry) ((entry->Next = (entry)))

size_t NTAPI LdrpDataTableEntrySize();