https://git.reactos.org/?p=reactos.git;a=commitdiff;h=6b1ca7589902463a3c4a621e09fc5ef0b5aab9f0

commit 6b1ca7589902463a3c4a621e09fc5ef0b5aab9f0
Author:     Timo Kreuzer <timo.kreu...@reactos.org>
AuthorDate: Tue Apr 3 15:13:17 2018 -0600
Commit:     GitHub <nore...@github.com>
CommitDate: Tue Apr 3 15:13:17 2018 -0600

    [REACTOS] Fix 64 bit build (#465)
    
    * [HAL] Simplify HalpReboot() and make it portable
    * [NTOS:MM] Cast constant to PVOID
    * [BINPATCH] Fix 64 bit build
    * [VFDDRV] Fix 64 bit build and buffer overruns
    * [USBOHCI] Fix structure alignment issues
    * [ATL_APITEST] Fix 64 bit build
    * [XDK] Update unwind structures in winnt.h
    * [NTDLL_APITEST] Fix 64 bit build
    * [NTDLL_WINETEST] Fix 64 bit build
    * [TFTPD] Fix x64 build
    * [USBPORT] Fix a C_ASSERT
    * [DSOUND] Fix x64 build
    * [HAL] Remove obsolete GetPteAddress() macro
---
 base/services/tftpd/tftpd.cpp                      |  2 +-
 dll/directx/wine/dsound/buffer.c                   |  4 +-
 dll/directx/wine/dsound/primary.c                  |  2 +-
 drivers/usb/usbohci_new/usbohci.h                  | 11 ++-
 drivers/usb/usbport/usbport.h                      |  2 +-
 hal/halx86/generic/reboot.c                        | 19 ++---
 .../applications/sysutils/utils/binpatch/patch.c   | 40 ++++++-----
 modules/rosapps/drivers/vfd/vfddev.c               | 23 ++++++
 modules/rosapps/drivers/vfd/vfddrv.h               |  4 ++
 modules/rosapps/drivers/vfd/vfdimg.c               |  4 ++
 modules/rosapps/drivers/vfd/vfdlink.c              | 29 ++++++++
 modules/rostests/apitests/atl/CComObject.cpp       |  2 +-
 modules/rostests/apitests/ntdll/LdrEnumResources.c |  2 +-
 .../rostests/apitests/ntdll/NtAcceptConnectPort.c  | 12 ++--
 .../apitests/ntdll/NtApphelpCacheControl.c         |  4 ++
 modules/rostests/apitests/ntdll/NtCreateFile.c     |  2 +-
 modules/rostests/apitests/ntdll/RtlAllocateHeap.c  |  2 +-
 .../apitests/ntdll/RtlDosPathNameToNtPathName_U.c  |  2 +-
 .../rostests/apitests/ntdll/RtlpEnsureBufferSize.c |  4 +-
 modules/rostests/winetests/ntdll/exception.c       | 35 ++++++++-
 ntoskrnl/mm/ARM3/mminit.c                          |  2 +-
 sdk/include/xdk/winnt_old.h                        | 82 +++++++++++++++++++---
 sdk/lib/rtl/amd64/unwind.c                         | 35 ++++-----
 sdk/lib/rtl/rtlp.h                                 |  4 ++
 24 files changed, 243 insertions(+), 85 deletions(-)

diff --git a/base/services/tftpd/tftpd.cpp b/base/services/tftpd/tftpd.cpp
index 106d7cdd9b..7e0968a0a5 100644
--- a/base/services/tftpd/tftpd.cpp
+++ b/base/services/tftpd/tftpd.cpp
@@ -1009,7 +1009,7 @@ void processRequest(void *lpParam)
                 continue;
 
             errno = 0;
-            req.bytesReady = (MYDWORD)outPtr - (MYDWORD)&req.mesout;
+            req.bytesReady = (const char*)outPtr - (const char*)&req.mesout;
             //printf("Bytes Ready=%u\n", req.bytesReady);
             send(req.sock, (const char*)&req.mesout, req.bytesReady, 0);
             errno = WSAGetLastError();
diff --git a/dll/directx/wine/dsound/buffer.c b/dll/directx/wine/dsound/buffer.c
index 89b516cacc..e70501f5b2 100644
--- a/dll/directx/wine/dsound/buffer.c
+++ b/dll/directx/wine/dsound/buffer.c
@@ -1302,7 +1302,7 @@ static HRESULT WINAPI IKsBufferPropertySetImpl_Get(
         prop.s.Set = *guidPropSet;
         prop.s.Id = dwPropID;
         prop.s.Flags = 0;  /* unused */
-        prop.s.InstanceId = (ULONG)This->dsb->device;
+        prop.s.InstanceId = (ULONG_PTR)This->dsb->device;
 
 
         hres = IDsDriverPropertySet_Get(ps, &prop, pInstanceData, 
cbInstanceData, pPropData, cbPropData, pcbReturned);
@@ -1339,7 +1339,7 @@ static HRESULT WINAPI IKsBufferPropertySetImpl_Set(
         prop.s.Set = *guidPropSet;
         prop.s.Id = dwPropID;
         prop.s.Flags = 0;  /* unused */
-        prop.s.InstanceId = (ULONG)This->dsb->device;
+        prop.s.InstanceId = (ULONG_PTR)This->dsb->device;
         hres = 
IDsDriverPropertySet_Set(ps,&prop,pInstanceData,cbInstanceData,pPropData,cbPropData);
 
         IDsDriverPropertySet_Release(ps);
diff --git a/dll/directx/wine/dsound/primary.c 
b/dll/directx/wine/dsound/primary.c
index 0df7850b12..b04a526929 100644
--- a/dll/directx/wine/dsound/primary.c
+++ b/dll/directx/wine/dsound/primary.c
@@ -90,7 +90,7 @@ HRESULT DSOUND_ReopenDevice(DirectSoundDevice *device, BOOL 
forcewave)
 
        /* DRV_QUERYDSOUNDIFACE is a "Wine extension" to get the DSound 
interface */
        if (ds_hw_accel != DS_HW_ACCEL_EMULATION && !forcewave)
-               waveOutMessage((HWAVEOUT)device->drvdesc.dnDevNode, 
DRV_QUERYDSOUNDIFACE, (DWORD_PTR)&device->driver, 0);
+               waveOutMessage((HWAVEOUT)(DWORD_PTR)device->drvdesc.dnDevNode, 
DRV_QUERYDSOUNDIFACE, (DWORD_PTR)&device->driver, 0);
 
        /* Get driver description */
        if (device->driver) {
diff --git a/drivers/usb/usbohci_new/usbohci.h 
b/drivers/usb/usbohci_new/usbohci.h
index 281b6c856d..4d468b5991 100644
--- a/drivers/usb/usbohci_new/usbohci.h
+++ b/drivers/usb/usbohci_new/usbohci.h
@@ -38,7 +38,7 @@ extern USBPORT_REGISTRATION_PACKET RegPacket;
 
 typedef struct _OHCI_TRANSFER *POHCI_TRANSFER;
 
-typedef union _OHCI_HW_TRANSFER_DESCRIPTOR {
+typedef union DECLSPEC_ALIGN(32) _OHCI_HW_TRANSFER_DESCRIPTOR {
   struct {
     OHCI_TRANSFER_DESCRIPTOR gTD; // must be aligned to a 16-byte boundary
     USB_DEFAULT_PIPE_SETUP_PACKET SetupPacket;
@@ -50,6 +50,7 @@ typedef union _OHCI_HW_TRANSFER_DESCRIPTOR {
 } OHCI_HW_TRANSFER_DESCRIPTOR, *POHCI_HW_TRANSFER_DESCRIPTOR;
 
 C_ASSERT(sizeof(OHCI_HW_TRANSFER_DESCRIPTOR) == 32);
+C_ASSERT(_alignof(OHCI_HW_TRANSFER_DESCRIPTOR) == 32);
 
 typedef struct _OHCI_HCD_TD {
   /* Hardware part */
@@ -64,7 +65,11 @@ typedef struct _OHCI_HCD_TD {
   ULONG Pad[1];
 } OHCI_HCD_TD, *POHCI_HCD_TD;
 
+#ifdef _WIN64
+C_ASSERT(sizeof(OHCI_HCD_TD) == 96);
+#else
 C_ASSERT(sizeof(OHCI_HCD_TD) == 64);
+#endif
 
 typedef struct _OHCI_HCD_ED {
   /* Hardware part */
@@ -73,7 +78,11 @@ typedef struct _OHCI_HCD_ED {
   ULONG PhysicalAddress;
   ULONG Flags;
   LIST_ENTRY HcdEDLink;
+#ifdef _WIN64
+  ULONG Pad[6]; 
+#else
   ULONG Pad[8];
+#endif
 } OHCI_HCD_ED, *POHCI_HCD_ED;
 
 C_ASSERT(sizeof(OHCI_HCD_ED) == 64);
diff --git a/drivers/usb/usbport/usbport.h b/drivers/usb/usbport/usbport.h
index 20386f4845..7895b97bde 100644
--- a/drivers/usb/usbport/usbport.h
+++ b/drivers/usb/usbport/usbport.h
@@ -402,7 +402,7 @@ typedef struct _USBPORT_DEVICE_EXTENSION {
 #if !defined(_M_X64)
 C_ASSERT(sizeof(USBPORT_DEVICE_EXTENSION) == 0x500);
 #else
-C_ASSERT(sizeof(USBPORT_DEVICE_EXTENSION) == 0x600);
+C_ASSERT(sizeof(USBPORT_DEVICE_EXTENSION) == 0x690);
 #endif
 
 typedef struct _USBPORT_RH_DESCRIPTORS {
diff --git a/hal/halx86/generic/reboot.c b/hal/halx86/generic/reboot.c
index 068cc17a8a..587b116c6f 100644
--- a/hal/halx86/generic/reboot.c
+++ b/hal/halx86/generic/reboot.c
@@ -13,8 +13,6 @@
 #define NDEBUG
 #include <debug.h>
 
-#define GetPteAddress(x) (PHARDWARE_PTE)(((((ULONG_PTR)(x)) >> 12) << 2) + 
0xC0000000)
-
 /* PRIVATE FUNCTIONS *********************************************************/
 
 VOID
@@ -29,22 +27,13 @@ VOID
 NTAPI
 HalpReboot(VOID)
 {
+    PHYSICAL_ADDRESS PhysicalAddress;
     UCHAR Data;
     PVOID ZeroPageMapping;
-    PHARDWARE_PTE Pte;
-
-    /* Get a PTE in the HAL reserved region */
-    ZeroPageMapping = (PVOID)(0xFFC00000 + PAGE_SIZE);
-    Pte = GetPteAddress(ZeroPageMapping);
-
-    /* Make it valid and map it to the first physical page */
-    Pte->Valid = 1;
-    Pte->Write = 1;
-    Pte->Owner = 1;
-    Pte->PageFrameNumber = 0;
 
-    /* Flush the TLB by resetting CR3 */
-    __writecr3(__readcr3());
+    /* Map the first physical page */
+    PhysicalAddress.QuadPart = 0;
+    ZeroPageMapping = HalpMapPhysicalMemory64(PhysicalAddress, 1);
 
     /* Enable warm reboot */
     ((PUSHORT)ZeroPageMapping)[0x239] = 0x1234;
diff --git a/modules/rosapps/applications/sysutils/utils/binpatch/patch.c 
b/modules/rosapps/applications/sysutils/utils/binpatch/patch.c
index e2a13c3a62..e793c661f1 100644
--- a/modules/rosapps/applications/sysutils/utils/binpatch/patch.c
+++ b/modules/rosapps/applications/sysutils/utils/binpatch/patch.c
@@ -16,7 +16,7 @@
 
 typedef struct _PatchedByte
 {
-   int            offset;    /*!< File offset of the patched byte. */
+   uintptr_t      offset;    /*!< File offset of the patched byte. */
    unsigned char  expected;  /*!< Expected (original) value of the byte. */
    unsigned char  patched;   /*!< Patched (new) value for the byte. */
 } PatchedByte;
@@ -24,7 +24,7 @@ typedef struct _PatchedByte
 typedef struct _PatchedFile
 {
    const char  *name;        /*!< Name of the file to be patched. */
-   int          fileSize;    /*!< Size of the file in bytes. */
+   size_t       fileSize;    /*!< Size of the file in bytes. */
    int          patchCount;  /*!< Number of patches for the file. */
    PatchedByte *patches;     /*!< Patches for the file. */
 } PatchedFile;
@@ -53,11 +53,11 @@ static char m_patchBuffer[SIZEOF_PATCH_BUFFER_MAGIC + 
PATCH_BUFFER_SIZE] =
 /** HELPER FUNCTIONS 
**********************************************************/
 
 static void *
-loadFile(const char *fileName, int *fileSize_)
+loadFile(const char *fileName, size_t *fileSize_)
 {
    FILE *f;
    struct stat sb;
-   int fileSize;
+   size_t fileSize;
    void *p;
 
    /* Open the file */
@@ -82,7 +82,7 @@ loadFile(const char *fileName, int *fileSize_)
    if (p == NULL)
    {
       fclose(f);
-      printf("Couldn't allocate %d bytes for file %s!\n", fileSize, fileName);
+      printf("Couldn't allocate %Id bytes for file %s!\n", fileSize, fileName);
       return NULL;
    }
 
@@ -103,7 +103,7 @@ loadFile(const char *fileName, int *fileSize_)
 
 
 static int
-saveFile(const char *fileName, void *file, int fileSize)
+saveFile(const char *fileName, void *file, size_t fileSize)
 {
    FILE *f;
 
@@ -136,7 +136,8 @@ compareFiles(
 {
    const char *patchedFileName = patchedFile->name;
    unsigned char *origChunk, *patchedChunk;
-   int origSize, patchedSize, i, patchCount;
+   size_t origSize, patchedSize;
+   int i, patchCount;
    PatchedByte *patches = NULL;
    int patchesArrayCount = 0;
 
@@ -154,7 +155,7 @@ compareFiles(
    {
       free(origChunk);
       free(patchedChunk);
-      printf("File size of %s and %s differs (%d != %d)\n",
+      printf("File size of %s and %s differs (%Iu != %Iu)\n",
              originalFileName, patchedFileName,
              origSize, patchedSize);
       return -1;
@@ -179,7 +180,7 @@ compareFiles(
                 free(patches);
               free(origChunk);
               free(patchedChunk);
-              printf("\nOut of memory (tried to allocated %d bytes)\n",
+              printf("\nOut of memory (tried to allocated %Id bytes)\n",
                      patchCount * sizeof (PatchedByte));
               return -1;
             }
@@ -213,7 +214,7 @@ static int
 outputPatch(const char *outputFileName)
 {
    char *patchExe, *patchBuffer = NULL;
-   int i, size, patchExeSize, patchSize, stringSize, stringOffset, patchOffset;
+   size_t i, size, patchExeSize, patchSize, stringSize, stringOffset, 
patchOffset;
    Patch *patch;
    PatchedFile *files;
 
@@ -229,7 +230,7 @@ outputPatch(const char *outputFileName)
    }
    if ((stringSize + patchSize) > PATCH_BUFFER_SIZE)
    {
-      printf("Patch is too big - %d bytes maximum, %d bytes needed\n",
+      printf("Patch is too big - %u bytes maximum, %Iu bytes needed\n",
              PATCH_BUFFER_SIZE, stringSize + patchSize);
       return -1;
    }
@@ -316,14 +317,14 @@ loadPatch()
       return -1;
    }
 
-   m_patch.name = p + (int)patch->name;
+   m_patch.name = p + (intptr_t)patch->name;
    m_patch.fileCount = patch->fileCount;
-   m_patch.files = (PatchedFile *)(p + (int)patch->files);
+   m_patch.files = (PatchedFile *)(p + (intptr_t)patch->files);
 
    for (i = 0; i < m_patch.fileCount; i++)
    {
-      m_patch.files[i].name = p + (int)m_patch.files[i].name;
-      m_patch.files[i].patches = (PatchedByte *)(p + 
(int)m_patch.files[i].patches);
+      m_patch.files[i].name = p + (intptr_t)m_patch.files[i].name;
+      m_patch.files[i].patches = (PatchedByte *)(p + 
(intptr_t)m_patch.files[i].patches);
    }
 
    printf("Patch %s loaded...\n", m_patch.name);
@@ -386,7 +387,8 @@ createPatch()
 static int
 applyPatch()
 {
-   int c, i, j, fileSize, makeBackup;
+   int c, i, j, makeBackup;
+   size_t fileSize;
    unsigned char *file;
    char *p;
    const char *fileName;
@@ -415,12 +417,12 @@ applyPatch()
       {
          printf("----------------------\n"
                 "File name:   %s\n"
-                "File size:   %d bytes\n",
+                "File size:   %Id bytes\n",
                 m_patch.files[i].name, m_patch.files[i].fileSize);
          printf("Patch count: %d\n", m_patch.files[i].patchCount);
          for (j = 0; j < m_patch.files[i].patchCount; j++)
          {
-            printf("  Offset 0x%x   0x%02x -> 0x%02x\n",
+            printf("  Offset 0x%Ix   0x%02x -> 0x%02x\n",
                    m_patch.files[i].patches[j].offset,
                    m_patch.files[i].patches[j].expected,
                    m_patch.files[i].patches[j].patched);
@@ -483,7 +485,7 @@ applyPatch_file_open_error:
          if (fileSize != m_patch.files[i].fileSize)
          {
             free(file);
-            printf("File %s has unexpected filesize of %d bytes (%d bytes 
expected)\n",
+            printf("File %s has unexpected filesize of %Id bytes (%Id bytes 
expected)\n",
                    fileName, fileSize, m_patch.files[i].fileSize);
             if (fileName != m_patch.files[i].name) /* manually entered 
filename */
             {
diff --git a/modules/rosapps/drivers/vfd/vfddev.c 
b/modules/rosapps/drivers/vfd/vfddev.c
index 6aee0bcd8a..137ce595e5 100644
--- a/modules/rosapps/drivers/vfd/vfddev.c
+++ b/modules/rosapps/drivers/vfd/vfddev.c
@@ -62,10 +62,17 @@ VfdCreateDevice(
        physical_num = 0;
 
        do {
+#ifndef __REACTOS__
                name_buffer[sizeof(name_buffer) - 1] = UNICODE_NULL;
 
                _snwprintf(name_buffer, sizeof(name_buffer) - 1,
                        L"\\Device\\Floppy%lu", physical_num);
+#else
+               name_buffer[ARRAYSIZE(name_buffer) - 1] = UNICODE_NULL;
+
+               _snwprintf(name_buffer, ARRAYSIZE(name_buffer) - 1,
+                       L"\\Device\\Floppy%lu", physical_num);
+#endif
 
                RtlInitUnicodeString(&unicode_name, name_buffer);
 
@@ -130,11 +137,19 @@ VfdCreateDevice(
 
        //      Create the interface link (\??\VirtualFD<n>)
 
+#ifndef __REACTOS__
        name_buffer[sizeof(name_buffer) - 1] = UNICODE_NULL;
 
        _snwprintf(name_buffer, sizeof(name_buffer) - 1,
                L"\\??\\" VFD_DEVICE_BASENAME L"%lu",
                device_extension->DeviceNumber);
+#else
+       name_buffer[ARRAYSIZE(name_buffer) - 1] = UNICODE_NULL;
+
+       _snwprintf(name_buffer, ARRAYSIZE(name_buffer) - 1,
+               L"\\??\\" VFD_DEVICE_BASENAME L"%lu",
+               device_extension->DeviceNumber);
+#endif
 
        RtlInitUnicodeString(&unicode_name, name_buffer);
 
@@ -352,11 +367,19 @@ VfdDeleteDevice(
 
        //      Remove the interface symbolic link
 
+#ifndef __REACTOS__
        name_buffer[sizeof(name_buffer) - 1] = UNICODE_NULL;
 
        _snwprintf(name_buffer, sizeof(name_buffer) - 1,
                L"\\??\\" VFD_DEVICE_BASENAME L"%lu",
                device_extension->DeviceNumber);
+#else
+       name_buffer[ARRAYSIZE(name_buffer) - 1] = UNICODE_NULL;
+
+       _snwprintf(name_buffer, ARRAYSIZE(name_buffer) - 1,
+               L"\\??\\" VFD_DEVICE_BASENAME L"%lu",
+               device_extension->DeviceNumber);
+#endif
 
        RtlInitUnicodeString(&unicode_name, name_buffer);
 
diff --git a/modules/rosapps/drivers/vfd/vfddrv.h 
b/modules/rosapps/drivers/vfd/vfddrv.h
index 589ca894cc..4760d3b7a0 100644
--- a/modules/rosapps/drivers/vfd/vfddrv.h
+++ b/modules/rosapps/drivers/vfd/vfddrv.h
@@ -248,7 +248,11 @@ VfdQueryImage(
        IN      PDEVICE_EXTENSION               DeviceExtension,
        OUT     PVFD_IMAGE_INFO                 ImageInfo,
        IN      ULONG                                   BufferLength,
+#ifndef __REACTOS__
        OUT     PULONG                                  ReturnLength);
+#else
+       OUT     PSIZE_T                                 ReturnLength);
+#endif
 
 //
 //     vfdrdwr.c
diff --git a/modules/rosapps/drivers/vfd/vfdimg.c 
b/modules/rosapps/drivers/vfd/vfdimg.c
index b6cabe04ab..c04d1978ff 100644
--- a/modules/rosapps/drivers/vfd/vfdimg.c
+++ b/modules/rosapps/drivers/vfd/vfdimg.c
@@ -467,7 +467,11 @@ VfdQueryImage(
        IN      PDEVICE_EXTENSION               DeviceExtension,
        OUT     PVFD_IMAGE_INFO                 ImageInfo,
        IN      ULONG                                   BufferLength,
+#ifndef __REACTOS__
        OUT     PULONG                                  ReturnLength)
+#else
+       OUT     PSIZE_T                                 ReturnLength)
+#endif
 {
        //      Check output buffer length
 
diff --git a/modules/rosapps/drivers/vfd/vfdlink.c 
b/modules/rosapps/drivers/vfd/vfdlink.c
index 0d32cd2bd0..d6ba9034b2 100644
--- a/modules/rosapps/drivers/vfd/vfdlink.c
+++ b/modules/rosapps/drivers/vfd/vfdlink.c
@@ -49,7 +49,11 @@ VfdSetLink(
                //
                //      Delete the old drive letter
                //
+#ifndef __REACTOS__
                name_buf[sizeof(name_buf) - 1] = UNICODE_NULL;
+#else
+               name_buf[ARRAYSIZE(name_buf) - 1] = UNICODE_NULL;
+#endif
 
                _snwprintf(name_buf, sizeof(name_buf) - 1,
                        L"\\??\\%wc:", DeviceExtension->DriveLetter);
@@ -85,12 +89,21 @@ VfdSetLink(
                //      Create a new drive letter
                //
 
+#ifndef __REACTOS__
                name_buf[sizeof(name_buf) - 1] = UNICODE_NULL;
 
                _snwprintf(name_buf, sizeof(name_buf) - 1,
                        (OsMajorVersion >= 5) ?
                        L"\\??\\Global\\%wc:" : L"\\??\\%wc:",
                        DriveLetter);
+#else
+               name_buf[ARRAYSIZE(name_buf) - 1] = UNICODE_NULL;
+
+               _snwprintf(name_buf, ARRAYSIZE(name_buf) - 1,
+                       (OsMajorVersion >= 5) ?
+                       L"\\??\\Global\\%wc:" : L"\\??\\%wc:",
+                       DriveLetter);
+#endif
 
                RtlInitUnicodeString(&unicode_name, name_buf);
 
@@ -133,11 +146,19 @@ VfdLoadLink(
 
        RtlZeroMemory(params, sizeof(params));
 
+#ifndef __REACTOS__
        name_buf[sizeof(name_buf) - 1] = UNICODE_NULL;
 
        _snwprintf(name_buf, sizeof(name_buf) - 1,
                VFD_REG_DRIVE_LETTER L"%lu",
                DeviceExtension->DeviceNumber);
+#else
+       name_buf[ARRAYSIZE(name_buf) - 1] = UNICODE_NULL;
+
+       _snwprintf(name_buf, ARRAYSIZE(name_buf) - 1,
+               VFD_REG_DRIVE_LETTER L"%lu",
+               DeviceExtension->DeviceNumber);
+#endif
 
        params[0].Flags                 = RTL_QUERY_REGISTRY_DIRECT;
        params[0].Name                  = name_buf;
@@ -192,11 +213,19 @@ VfdStoreLink(
                return STATUS_DRIVER_INTERNAL_ERROR;
        }
 
+#ifndef __REACTOS__
        name_buf[sizeof(name_buf) - 1] = UNICODE_NULL;
 
        _snwprintf(name_buf, sizeof(name_buf) - 1,
                VFD_REG_DRIVE_LETTER L"%lu",
                DeviceExtension->DeviceNumber);
+#else
+       name_buf[ARRAYSIZE(name_buf) - 1] = UNICODE_NULL;
+
+       _snwprintf(name_buf, ARRAYSIZE(name_buf) - 1,
+               VFD_REG_DRIVE_LETTER L"%lu",
+               DeviceExtension->DeviceNumber);
+#endif
 
        letter = DeviceExtension->DriveLetter;
 
diff --git a/modules/rostests/apitests/atl/CComObject.cpp 
b/modules/rostests/apitests/atl/CComObject.cpp
index 840f88a967..9703267df6 100644
--- a/modules/rostests/apitests/atl/CComObject.cpp
+++ b/modules/rostests/apitests/atl/CComObject.cpp
@@ -67,7 +67,7 @@ public:
         return E_NOTIMPL;
     }
 
-    static HRESULT WINAPI FuncBlind(void* pv, REFIID riid, LPVOID* ppv, DWORD 
dw)
+    static HRESULT WINAPI FuncBlind(void* pv, REFIID riid, LPVOID* ppv, 
DWORD_PTR dw)
     {
         InterlockedIncrement(&g_BLIND);
         return E_FAIL;
diff --git a/modules/rostests/apitests/ntdll/LdrEnumResources.c 
b/modules/rostests/apitests/ntdll/LdrEnumResources.c
index 7d63ecc90a..c18aab8e19 100644
--- a/modules/rostests/apitests/ntdll/LdrEnumResources.c
+++ b/modules/rostests/apitests/ntdll/LdrEnumResources.c
@@ -169,7 +169,7 @@ InitializeTestImage(
     TestImage->NtHeaders.FileHeader.Characteristics = 0;
 
     TestImage->NtHeaders.OptionalHeader.Magic = IMAGE_NT_OPTIONAL_HDR32_MAGIC;
-    TestImage->NtHeaders.OptionalHeader.ImageBase = (DWORD)TestImage;
+    TestImage->NtHeaders.OptionalHeader.ImageBase = (DWORD_PTR)TestImage;
     TestImage->NtHeaders.OptionalHeader.SizeOfImage = sizeof(TEST_IMAGE);
     TestImage->NtHeaders.OptionalHeader.SizeOfHeaders = 
sizeof(IMAGE_DOS_HEADER) + sizeof(IMAGE_NT_HEADERS);
 
diff --git a/modules/rostests/apitests/ntdll/NtAcceptConnectPort.c 
b/modules/rostests/apitests/ntdll/NtAcceptConnectPort.c
index 359f06382f..78800c6984 100644
--- a/modules/rostests/apitests/ntdll/NtAcceptConnectPort.c
+++ b/modules/rostests/apitests/ntdll/NtAcceptConnectPort.c
@@ -51,10 +51,10 @@ ServerThread(
        "DataLength = %u\n", Message.Header.u1.s1.DataLength);
     ok(Message.Header.u2.s2.Type == LPC_CONNECTION_REQUEST,
        "Type = %x\n", Message.Header.u2.s2.Type);
-    ok(Message.Header.ClientId.UniqueProcess == (HANDLE)GetCurrentProcessId(),
+    ok(Message.Header.ClientId.UniqueProcess == 
UlongToHandle(GetCurrentProcessId()),
        "UniqueProcess = %p, expected %lx\n",
        Message.Header.ClientId.UniqueProcess, GetCurrentProcessId());
-    ok(Message.Header.ClientId.UniqueThread == (HANDLE)ClientThreadId,
+    ok(Message.Header.ClientId.UniqueThread == UlongToHandle(ClientThreadId),
        "UniqueThread = %p, expected %x\n",
        Message.Header.ClientId.UniqueThread, ClientThreadId);
     ok(Message.Message == TEST_CONNECTION_INFO_SIGNATURE1, "Message = %lx\n", 
Message.Message);
@@ -82,10 +82,10 @@ ServerThread(
        "DataLength = %u\n", Message.Header.u1.s1.DataLength);
     ok(Message.Header.u2.s2.Type == LPC_CONNECTION_REQUEST,
        "Type = %x\n", Message.Header.u2.s2.Type);
-    ok(Message.Header.ClientId.UniqueProcess == (HANDLE)GetCurrentProcessId(),
+    ok(Message.Header.ClientId.UniqueProcess == 
UlongToHandle(GetCurrentProcessId()),
        "UniqueProcess = %p, expected %lx\n",
        Message.Header.ClientId.UniqueProcess, GetCurrentProcessId());
-    ok(Message.Header.ClientId.UniqueThread == (HANDLE)ClientThreadId,
+    ok(Message.Header.ClientId.UniqueThread == UlongToHandle(ClientThreadId),
        "UniqueThread = %p, expected %x\n",
        Message.Header.ClientId.UniqueThread, ClientThreadId);
     ok(Message.Message == TEST_CONNECTION_INFO_SIGNATURE2, "Message = %lx\n", 
Message.Message);
@@ -115,10 +115,10 @@ ServerThread(
        "DataLength = %u\n", Message.Header.u1.s1.DataLength);
     ok(Message.Header.u2.s2.Type == LPC_DATAGRAM,
        "Type = %x\n", Message.Header.u2.s2.Type);
-    ok(Message.Header.ClientId.UniqueProcess == (HANDLE)GetCurrentProcessId(),
+    ok(Message.Header.ClientId.UniqueProcess == 
UlongToHandle(GetCurrentProcessId()),
        "UniqueProcess = %p, expected %lx\n",
        Message.Header.ClientId.UniqueProcess, GetCurrentProcessId());
-    ok(Message.Header.ClientId.UniqueThread == (HANDLE)ClientThreadId,
+    ok(Message.Header.ClientId.UniqueThread == UlongToHandle(ClientThreadId),
        "UniqueThread = %p, expected %x\n",
        Message.Header.ClientId.UniqueThread, ClientThreadId);
     ok(Message.Message == TEST_MESSAGE_MESSAGE, "Message = %lx\n", 
Message.Message);
diff --git a/modules/rostests/apitests/ntdll/NtApphelpCacheControl.c 
b/modules/rostests/apitests/ntdll/NtApphelpCacheControl.c
index d0ffde0880..5044d3bbd6 100644
--- a/modules/rostests/apitests/ntdll/NtApphelpCacheControl.c
+++ b/modules/rostests/apitests/ntdll/NtApphelpCacheControl.c
@@ -170,7 +170,11 @@ static void RunApphelpCacheControlTests(SC_HANDLE 
service_handle)
     RequestAddition(service_handle, TRUE);
     Status = CallCacheControl(&ntPath, TRUE, ApphelpCacheServiceLookup);
     ok_ntstatus(Status, STATUS_SUCCESS);
+#ifdef _WIN64
+    CacheEntry.ImageHandle = (HANDLE)0x8000000000000000ULL;
+#else
     CacheEntry.ImageHandle = (HANDLE)0x80000000;
+#endif
     Status = pNtApphelpCacheControl(ApphelpCacheServiceLookup, &CacheEntry);
     ok_ntstatus(Status, STATUS_NOT_FOUND);
 
diff --git a/modules/rostests/apitests/ntdll/NtCreateFile.c 
b/modules/rostests/apitests/ntdll/NtCreateFile.c
index 147028dd4e..88f5649a97 100644
--- a/modules/rostests/apitests/ntdll/NtCreateFile.c
+++ b/modules/rostests/apitests/ntdll/NtCreateFile.c
@@ -15,7 +15,7 @@ START_TEST(NtCreateFile)
 
     Status = NtCreateFile(&FileHandle,
                           FILE_READ_DATA,
-                          (POBJECT_ATTRIBUTES)0xCCCCCCCC,
+                          (POBJECT_ATTRIBUTES)(ULONG_PTR)0xCCCCCCCCCCCCCCCCULL,
                           &StatusBlock,
                           NULL,
                           FILE_ATTRIBUTE_NORMAL,
diff --git a/modules/rostests/apitests/ntdll/RtlAllocateHeap.c 
b/modules/rostests/apitests/ntdll/RtlAllocateHeap.c
index 77e72f3370..6a327bb09f 100644
--- a/modules/rostests/apitests/ntdll/RtlAllocateHeap.c
+++ b/modules/rostests/apitests/ntdll/RtlAllocateHeap.c
@@ -62,7 +62,7 @@ START_TEST(RtlAllocateHeap)
 
     _SEH2_TRY
     {
-        hHeap = RtlCreateHeap(HEAP_CREATE_ALIGN_16, NULL, 0, 0, NULL, 
(PRTL_HEAP_PARAMETERS)0xdeadbeef);
+        hHeap = RtlCreateHeap(HEAP_CREATE_ALIGN_16, NULL, 0, 0, NULL, 
(PRTL_HEAP_PARAMETERS)(ULONG_PTR)0xdeadbeefdeadbeefULL);
     }
     _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
     {
diff --git a/modules/rostests/apitests/ntdll/RtlDosPathNameToNtPathName_U.c 
b/modules/rostests/apitests/ntdll/RtlDosPathNameToNtPathName_U.c
index 3b0dcb24c1..915b460bdc 100644
--- a/modules/rostests/apitests/ntdll/RtlDosPathNameToNtPathName_U.c
+++ b/modules/rostests/apitests/ntdll/RtlDosPathNameToNtPathName_U.c
@@ -145,7 +145,7 @@ static void test2(LPCWSTR pwsz, LPCWSTR pwszExpected, 
LPCWSTR pwszExpectedPartNa
                check_result(bOK, "NtName does not match expected");
                if (!bOK)
                {
-                       printf("input:  : %2u chars \"%S\"\n", wcslen(pwsz), 
pwsz);
+                       printf("input:  : %2Iu chars \"%S\"\n", wcslen(pwsz), 
pwsz);
                        printf("Expected: %2u chars \"%S\"\n", lenExp, 
pwszExpected);
                        printf("Actual  : %2u chars \"%S\"\n", lenAct, lenAct ? 
pwszActual : L"(null)");
                        return;
diff --git a/modules/rostests/apitests/ntdll/RtlpEnsureBufferSize.c 
b/modules/rostests/apitests/ntdll/RtlpEnsureBufferSize.c
index 79bf5ddfb9..e4583d4382 100644
--- a/modules/rostests/apitests/ntdll/RtlpEnsureBufferSize.c
+++ b/modules/rostests/apitests/ntdll/RtlpEnsureBufferSize.c
@@ -47,10 +47,10 @@ static BOOL IsBlockFromHeap(HANDLE hHeap, PVOID ptr)
 
     he.dwSize = sizeof(he);
 
-    if (Heap32First(&he, GetCurrentProcessId(), (DWORD)hHeap))
+    if (Heap32First(&he, GetCurrentProcessId(), (DWORD_PTR)hHeap))
     {
         do {
-            if ((DWORD)ptr >= he.dwAddress && (DWORD)ptr <= (he.dwAddress + 
he.dwBlockSize))
+            if ((DWORD_PTR)ptr >= he.dwAddress && (DWORD_PTR)ptr <= 
(he.dwAddress + he.dwBlockSize))
                 ret = TRUE;
         } while (!ret && Heap32Next(&he));
     }
diff --git a/modules/rostests/winetests/ntdll/exception.c 
b/modules/rostests/winetests/ntdll/exception.c
index acbde7b2cb..7d3c89acaf 100644
--- a/modules/rostests/winetests/ntdll/exception.c
+++ b/modules/rostests/winetests/ntdll/exception.c
@@ -59,6 +59,7 @@ static BOOL      (WINAPI *pIsWow64Process)(HANDLE, PBOOL);
 static NTSTATUS  (WINAPI *pNtClose)(HANDLE);
 
 #if defined(__x86_64__)
+#ifndef __REACTOS__
 typedef struct
 {
     ULONG Count;
@@ -115,6 +116,7 @@ typedef struct _JUMP_BUFFER
     SETJMP_FLOAT128  Xmm14;
     SETJMP_FLOAT128  Xmm15;
 } _JUMP_BUFFER;
+#endif // __REACTOS__
 
 static BOOLEAN   (CDECL *pRtlAddFunctionTable)(RUNTIME_FUNCTION*, DWORD, 
DWORD64);
 static BOOLEAN   (CDECL *pRtlDeleteFunctionTable)(RUNTIME_FUNCTION*);
@@ -1608,10 +1610,12 @@ static void test_thread_context(void)
 
 #define is_wow64 0
 
+#ifndef __REACTOS__
 #define UNW_FLAG_NHANDLER  0
 #define UNW_FLAG_EHANDLER  1
 #define UNW_FLAG_UHANDLER  2
 #define UNW_FLAG_CHAININFO 4
+#endif // __REACTOS__
 
 #define UWOP_PUSH_NONVOL     0
 #define UWOP_ALLOC_LARGE     1
@@ -1730,15 +1734,25 @@ static void call_virtual_unwind( int testnum, const 
struct unwind_test *test )
 
             if (j == rsp)  /* rsp is special */
             {
+#ifndef __REACTOS__
                 ok( !ctx_ptr.u2.IntegerContext[j],
                     "%u/%u: rsp should not be set in ctx_ptr\n", testnum, i );
+#else
+                ok(!ctx_ptr.IntegerContext[j],
+                   "%u/%u: rsp should not be set in ctx_ptr\n", testnum, i);
+#endif // __REACTOS__
+
                 ok( context.Rsp == (ULONG64)fake_stack + 
test->results[i].regs[k][1],
                     "%u/%u: register rsp wrong %p/%p\n",
                     testnum, i, (void *)context.Rsp, (char *)fake_stack + 
test->results[i].regs[k][1] );
                 continue;
             }
 
+#ifndef __REACTOS__
             if (ctx_ptr.u2.IntegerContext[j])
+#else
+            if (ctx_ptr.IntegerContext[j])
+#endif // __REACTOS__
             {
                 ok( k < nb_regs, "%u/%u: register %s should not be set to 
%lx\n",
                     testnum, i, reg_names[j], *(&context.Rax + j) );
@@ -1950,6 +1964,7 @@ static void test_restore_context(void)
         fltsave = &buf.Xmm6;
         for (i = 0; i < 10; i++)
         {
+#ifndef __REACTOS__
             ok(fltsave[i].Part[0] == ctx.u.FltSave.XmmRegisters[i + 6].Low,
                 "longjmp failed for Xmm%d, expected %lx, got %lx\n", i + 6,
                 fltsave[i].Part[0], ctx.u.FltSave.XmmRegisters[i + 6].Low);
@@ -1957,6 +1972,15 @@ static void test_restore_context(void)
             ok(fltsave[i].Part[1] == ctx.u.FltSave.XmmRegisters[i + 6].High,
                 "longjmp failed for Xmm%d, expected %lx, got %lx\n", i + 6,
                 fltsave[i].Part[1], ctx.u.FltSave.XmmRegisters[i + 6].High);
+#else
+            ok(fltsave[i].Part[0] == ctx.FltSave.XmmRegisters[i + 6].Low,
+               "longjmp failed for Xmm%d, expected %lx, got %lx\n", i + 6,
+               fltsave[i].Part[0], ctx.FltSave.XmmRegisters[i + 6].Low);
+
+            ok(fltsave[i].Part[1] == ctx.FltSave.XmmRegisters[i + 6].High,
+               "longjmp failed for Xmm%d, expected %lx, got %lx\n", i + 6,
+               fltsave[i].Part[1], ctx.FltSave.XmmRegisters[i + 6].High);
+#endif
         }
     }
     else
@@ -2150,14 +2174,23 @@ static void test___C_specific_handler(void)
     rec.ExceptionFlags = 2; /* EH_UNWINDING */
     frame = 0x1234;
     memset(&dispatch, 0, sizeof(dispatch));
+#ifndef __REACTOS__
     dispatch.ImageBase = (ULONG_PTR)GetModuleHandleA(NULL);
     dispatch.ControlPc = dispatch.ImageBase + 0x200;
-    dispatch.HandlerData = &scope_table;
+#else
+    dispatch.ImageBase = GetModuleHandleA(NULL);
+    dispatch.ControlPc = (ULONG_PTR)dispatch.ImageBase + 0x200;
+#endif
+     dispatch.HandlerData = &scope_table;
     dispatch.ContextRecord = &context;
     scope_table.Count = 1;
     scope_table.ScopeRecord[0].BeginAddress = 0x200;
     scope_table.ScopeRecord[0].EndAddress = 0x400;
+#ifndef __REACTOS__
     scope_table.ScopeRecord[0].HandlerAddress = 
(ULONG_PTR)termination_handler-dispatch.ImageBase;
+#else
+    scope_table.ScopeRecord[0].HandlerAddress = 
((ULONG_PTR)termination_handler - (ULONG_PTR)dispatch.ImageBase);
+#endif 
     scope_table.ScopeRecord[0].JumpTarget = 0;
     memset(&context, 0, sizeof(context));
 
diff --git a/ntoskrnl/mm/ARM3/mminit.c b/ntoskrnl/mm/ARM3/mminit.c
index 9b57931cbc..e8cf1dc001 100644
--- a/ntoskrnl/mm/ARM3/mminit.c
+++ b/ntoskrnl/mm/ARM3/mminit.c
@@ -240,7 +240,7 @@ PMMPTE MiHighestUserPxe;
 #endif
 
 /* These variables define the system cache address space */
-PVOID MmSystemCacheStart = MI_SYSTEM_CACHE_START;
+PVOID MmSystemCacheStart = (PVOID)MI_SYSTEM_CACHE_START;
 PVOID MmSystemCacheEnd;
 ULONG MmSizeOfSystemCacheInPages;
 MMSUPPORT MmSystemCacheWs;
diff --git a/sdk/include/xdk/winnt_old.h b/sdk/include/xdk/winnt_old.h
index 06299a6b23..59076df80d 100644
--- a/sdk/include/xdk/winnt_old.h
+++ b/sdk/include/xdk/winnt_old.h
@@ -1420,6 +1420,12 @@ typedef struct _KNONVOLATILE_CONTEXT_POINTERS {
     } 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 {
@@ -1439,7 +1445,10 @@ typedef struct _UNWIND_HISTORY_TABLE_ENTRY
 typedef struct _UNWIND_HISTORY_TABLE
 {
     DWORD Count;
-    UCHAR Search;
+    BYTE  LocalHint;
+    BYTE  GlobalHint;
+    BYTE  Search;
+    BYTE  Once;
     ULONG64 LowAddress;
     ULONG64 HighAddress;
     UNWIND_HISTORY_TABLE_ENTRY Entry[UNWIND_HISTORY_TABLE_SIZE];
@@ -1448,19 +1457,61 @@ typedef struct _UNWIND_HISTORY_TABLE
 typedef
 _Function_class_(GET_RUNTIME_FUNCTION_CALLBACK)
 PRUNTIME_FUNCTION
-(*PGET_RUNTIME_FUNCTION_CALLBACK)(
-  _In_ DWORD64 ControlPc,
-  _In_opt_ PVOID Context);
+GET_RUNTIME_FUNCTION_CALLBACK(
+    _In_ DWORD64 ControlPc,
+    _In_opt_ PVOID Context);
+typedef GET_RUNTIME_FUNCTION_CALLBACK *PGET_RUNTIME_FUNCTION_CALLBACK;
 
 typedef
 _Function_class_(OUT_OF_PROCESS_FUNCTION_TABLE_CALLBACK)
-_Must_inspect_result_
 DWORD
-(*POUT_OF_PROCESS_FUNCTION_TABLE_CALLBACK)(
-  _In_ HANDLE Process,
-  _In_ PVOID TableAddress,
-  _Out_ PDWORD Entries,
-  _Out_ PRUNTIME_FUNCTION *Functions);
+OUT_OF_PROCESS_FUNCTION_TABLE_CALLBACK(
+    _In_ HANDLE Process,
+    _In_ PVOID TableAddress,
+    _Out_ PDWORD Entries,
+    _Out_ PRUNTIME_FUNCTION* Functions);
+typedef OUT_OF_PROCESS_FUNCTION_TABLE_CALLBACK 
*POUT_OF_PROCESS_FUNCTION_TABLE_CALLBACK;
+
+struct _EXCEPTION_POINTERS;
+typedef
+LONG
+(*PEXCEPTION_FILTER) (
+    struct _EXCEPTION_POINTERS *ExceptionPointers,
+    PVOID EstablisherFrame);
+
+typedef
+VOID
+(*PTERMINATION_HANDLER) (
+    BOOLEAN AbnormalTermination,
+    PVOID EstablisherFrame);
+
+typedef struct _DISPATCHER_CONTEXT
+{
+    ULONG64 ControlPc;
+    PVOID ImageBase;
+    PVOID FunctionEntry;
+    PVOID EstablisherFrame;
+    ULONG64 TargetIp;
+    PVOID ContextRecord;
+    PEXCEPTION_ROUTINE LanguageHandler;
+    PVOID HandlerData;
+    PUNWIND_HISTORY_TABLE HistoryTable;
+    ULONG ScopeIndex;
+    ULONG Fill0;
+} DISPATCHER_CONTEXT, *PDISPATCHER_CONTEXT;
+
+typedef struct _SCOPE_TABLE_AMD64
+{
+    DWORD Count;
+    struct
+    {
+        DWORD BeginAddress;
+        DWORD EndAddress;
+        DWORD HandlerAddress;
+        DWORD JumpTarget;
+    } ScopeRecord[1];
+} SCOPE_TABLE_AMD64, *PSCOPE_TABLE_AMD64;
+typedef SCOPE_TABLE_AMD64 SCOPE_TABLE, *PSCOPE_TABLE;
 
 #define OUT_OF_PROCESS_FUNCTION_TABLE_CALLBACK_EXPORT_NAME 
"OutOfProcessFunctionTableCallback"
 
@@ -1513,6 +1564,17 @@ RtlVirtualUnwind(
     _Out_ PDWORD64 EstablisherFrame,
     _Inout_opt_ PKNONVOLATILE_CONTEXT_POINTERS ContextPointers);
 
+NTSYSAPI
+VOID
+NTAPI
+RtlUnwindEx(
+    _In_opt_ PVOID TargetFrame,
+    _In_opt_ PVOID TargetIp,
+    _In_opt_ struct _EXCEPTION_RECORD *ExceptionRecord,
+    _In_ PVOID ReturnValue,
+    _In_ struct _CONTEXT *ContextRecord,
+    _In_opt_ PUNWIND_HISTORY_TABLE HistoryTable);
+
 #elif defined(_PPC_)
 #define CONTEXT_CONTROL    1L
 #define CONTEXT_FLOATING_POINT    2L
diff --git a/sdk/lib/rtl/amd64/unwind.c b/sdk/lib/rtl/amd64/unwind.c
index d854b8ec6e..989669e97f 100644
--- a/sdk/lib/rtl/amd64/unwind.c
+++ b/sdk/lib/rtl/amd64/unwind.c
@@ -28,10 +28,6 @@
 #define UWOP_SAVE_XMM128_FAR 9
 #define UWOP_PUSH_MACHFRAME 10
 
-#define UNW_FLAG_NHANDLER 0
-#define UNW_FLAG_EHANDLER 1
-#define UNW_FLAG_UHANDLER 2
-#define UNW_FLAG_CHAININFO 4
 
 typedef unsigned char UBYTE;
 
@@ -348,18 +344,17 @@ RtlpTryToUnwindEpilog(
     return TRUE;
 }
 
-
 PEXCEPTION_ROUTINE
 NTAPI
 RtlVirtualUnwind(
-    IN ULONG HandlerType,
-    IN ULONG64 ImageBase,
-    IN ULONG64 ControlPc,
-    IN PRUNTIME_FUNCTION FunctionEntry,
-    IN OUT PCONTEXT Context,
-    OUT PVOID *HandlerData,
-    OUT PULONG64 EstablisherFrame,
-    IN OUT PKNONVOLATILE_CONTEXT_POINTERS ContextPointers)
+    _In_ ULONG HandlerType,
+    _In_ ULONG64 ImageBase,
+    _In_ ULONG64 ControlPc,
+    _In_ PRUNTIME_FUNCTION FunctionEntry,
+    _Inout_ PCONTEXT Context,
+    _Outptr_ PVOID *HandlerData,
+    _Out_ PULONG64 EstablisherFrame,
+    _Inout_ PKNONVOLATILE_CONTEXT_POINTERS ContextPointers)
 {
     PUNWIND_INFO UnwindInfo;
     ULONG_PTR CodeOffset;
@@ -499,14 +494,14 @@ RtlVirtualUnwind(
 VOID
 NTAPI
 RtlUnwindEx(
-   IN ULONG64 TargetFrame,
-   IN ULONG64 TargetIp,
-   IN PEXCEPTION_RECORD ExceptionRecord,
-   IN PVOID ReturnValue,
-   OUT PCONTEXT OriginalContext,
-   IN PUNWIND_HISTORY_TABLE HistoryTable)
+    _In_opt_ PVOID TargetFrame,
+    _In_opt_ PVOID TargetIp,
+    _In_opt_ PEXCEPTION_RECORD ExceptionRecord,
+    _In_ PVOID ReturnValue,
+    _In_ PCONTEXT ContextRecord,
+    _In_opt_ struct _UNWIND_HISTORY_TABLE *HistoryTable)
 {
-    UNIMPLEMENTED;
+    __debugbreak();
     return;
 }
 
diff --git a/sdk/lib/rtl/rtlp.h b/sdk/lib/rtl/rtlp.h
index d0d4a41033..1d13f7a61b 100644
--- a/sdk/lib/rtl/rtlp.h
+++ b/sdk/lib/rtl/rtlp.h
@@ -74,10 +74,12 @@ RtlCallVectoredContinueHandlers(
     IN PCONTEXT Context
 );
 
+#ifdef _M_IX86
 typedef struct _DISPATCHER_CONTEXT
 {
     PEXCEPTION_REGISTRATION_RECORD RegistrationPointer;
 } DISPATCHER_CONTEXT, *PDISPATCHER_CONTEXT;
+#endif
 
 /* These provide support for sharing code between User and Kernel RTL */
 PVOID
@@ -157,6 +159,7 @@ RtlpClearInDbgPrint(
 
 /* i386/except.S */
 
+#ifdef _M_IX86
 EXCEPTION_DISPOSITION
 NTAPI
 RtlpExecuteHandlerForException(PEXCEPTION_RECORD ExceptionRecord,
@@ -164,6 +167,7 @@ RtlpExecuteHandlerForException(PEXCEPTION_RECORD 
ExceptionRecord,
                                PCONTEXT Context,
                                PVOID DispatcherContext,
                                PEXCEPTION_ROUTINE ExceptionHandler);
+#endif
 
 EXCEPTION_DISPOSITION
 NTAPI

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