[NDK] Add missing x64 unwind definitions

ntoskrnl/rtl/libsupp.c

@@ -825,8 +825,6 @@ RtlCallVectoredContinueHandlers(_In_ PEXCEPTION_RECORD ExceptionRecord,
 
 #ifdef _M_AMD64
 
-typedef PVOID PRUNTIME_FUNCTION, PUNWIND_HISTORY_TABLE;
-
 PRUNTIME_FUNCTION
 NTAPI
 RtlpLookupDynamicFunctionEntry(

sdk/include/ndk/ketypes.h

@@ -820,7 +820,6 @@ typedef struct _PP_LOOKASIDE_LIST
 //
 // Kernel Memory Node
 //
-#include <pshpack1.h>
 typedef struct _KNODE
 {
     SLIST_HEADER DeadStackList;
@@ -834,10 +833,9 @@ typedef struct _KNODE
         UCHAR Fill : 7;
     } Flags;
     ULONG MmShiftedColor;
-    ULONG FreeCount[2];
+    ULONG_PTR FreeCount[2];
     struct _SINGLE_LIST_ENTRY *PfnDeferredList;
 } KNODE, *PKNODE;
-#include <poppack.h>
 
 //
 // Structure for Get/SetContext APC

sdk/include/ndk/rtlfuncs.h

@@ -807,6 +807,33 @@ RtlUnwind(
 
 #define RTL_STACK_WALKING_MODE_FRAMES_TO_SKIP_SHIFT 8
 
+#ifdef _M_AMD64
+
+NTSYSAPI
+PRUNTIME_FUNCTION
+NTAPI
+RtlLookupFunctionEntry(
+    _In_ DWORD64 ControlPc,
+    _Out_ PDWORD64 ImageBase,
+    _Inout_opt_ PUNWIND_HISTORY_TABLE HistoryTable
+);
+
+NTSYSAPI
+PEXCEPTION_ROUTINE
+NTAPI
+RtlVirtualUnwind(
+    _In_ ULONG HandlerType,
+    _In_ ULONG64 ImageBase,
+    _In_ ULONG64 ControlPc,
+    _In_ PRUNTIME_FUNCTION FunctionEntry,
+    _Inout_ PCONTEXT Context,
+    _Outptr_ PVOID* HandlerData,
+    _Out_ PULONG64 EstablisherFrame,
+    _Inout_opt_ PKNONVOLATILE_CONTEXT_POINTERS ContextPointers
+);
+
+#endif // _M_AMD64
+
 //
 // Tracing Functions
 //

sdk/include/ndk/rtltypes.h

@@ -1912,6 +1912,90 @@ typedef struct _MESSAGE_RESOURCE_DATA
     MESSAGE_RESOURCE_BLOCK Blocks[ANYSIZE_ARRAY];
 } MESSAGE_RESOURCE_DATA, *PMESSAGE_RESOURCE_DATA;
 
+#ifdef _M_AMD64
+
+typedef struct _KNONVOLATILE_CONTEXT_POINTERS {
+    union {
+        PM128A FloatingContext[16];
+        struct {
+            PM128A Xmm0;
+            PM128A Xmm1;
+            PM128A Xmm2;
+            PM128A Xmm3;
+            PM128A Xmm4;
+            PM128A Xmm5;
+            PM128A Xmm6;
+            PM128A Xmm7;
+            PM128A Xmm8;
+            PM128A Xmm9;
+            PM128A Xmm10;
+            PM128A Xmm11;
+            PM128A Xmm12;
+            PM128A Xmm13;
+            PM128A Xmm14;
+            PM128A Xmm15;
+        } DUMMYSTRUCTNAME;
+    } DUMMYUNIONNAME;
+
+    union {
+        PULONG64 IntegerContext[16];
+        struct {
+            PULONG64 Rax;
+            PULONG64 Rcx;
+            PULONG64 Rdx;
+            PULONG64 Rbx;
+            PULONG64 Rsp;
+            PULONG64 Rbp;
+            PULONG64 Rsi;
+            PULONG64 Rdi;
+            PULONG64 R8;
+            PULONG64 R9;
+            PULONG64 R10;
+            PULONG64 R11;
+            PULONG64 R12;
+            PULONG64 R13;
+            PULONG64 R14;
+            PULONG64 R15;
+        } DUMMYSTRUCTNAME;
+    } DUMMYUNIONNAME2;
+} KNONVOLATILE_CONTEXT_POINTERS, *PKNONVOLATILE_CONTEXT_POINTERS;
+
+#define UNW_FLAG_NHANDLER 0x0
+#define UNW_FLAG_EHANDLER 0x1
+#define UNW_FLAG_UHANDLER 0x2
+#define UNW_FLAG_CHAININFO 0x4
+#define UNW_FLAG_NO_EPILOGUE  0x80000000UL
+
+#define RUNTIME_FUNCTION_INDIRECT 0x1
+
+typedef struct _RUNTIME_FUNCTION {
+    ULONG BeginAddress;
+    ULONG EndAddress;
+    ULONG UnwindData;
+} RUNTIME_FUNCTION, *PRUNTIME_FUNCTION;
+
+#define UNWIND_HISTORY_TABLE_SIZE 12
+
+typedef struct _UNWIND_HISTORY_TABLE_ENTRY
+{
+    ULONG64 ImageBase;
+    PRUNTIME_FUNCTION FunctionEntry;
+} UNWIND_HISTORY_TABLE_ENTRY, *PUNWIND_HISTORY_TABLE_ENTRY;
+
+typedef struct _UNWIND_HISTORY_TABLE
+{
+    ULONG Count;
+    UCHAR  LocalHint;
+    UCHAR  GlobalHint;
+    UCHAR  Search;
+    UCHAR  Once;
+    ULONG64 LowAddress;
+    ULONG64 HighAddress;
+    UNWIND_HISTORY_TABLE_ENTRY Entry[UNWIND_HISTORY_TABLE_SIZE];
+} UNWIND_HISTORY_TABLE, *PUNWIND_HISTORY_TABLE;
+
+#endif /* _M_AMD64 */
+
 #endif /* !NTOS_MODE_USER */
 
 #ifdef NTOS_MODE_USER