kernelbase: Implement MapViewOfFile3().

dlls/kernelbase/kernelbase.spec

@@ -981,6 +981,7 @@
 # @ stub MapPredefinedHandleInternal
 @ stdcall MapUserPhysicalPages(ptr long ptr)
 @ stdcall MapViewOfFile(long long long long long)
+@ stdcall MapViewOfFile3(long long ptr int64 long long long ptr long)
 @ stdcall MapViewOfFileEx(long long long long long ptr)
 @ stdcall MapViewOfFileExNuma(long long long long long ptr long)
 # @ stub MapViewOfFileFromApp

dlls/kernelbase/memory.c

@@ -234,6 +234,24 @@ LPVOID WINAPI DECLSPEC_HOTPATCH MapViewOfFileEx( HANDLE handle, DWORD access, DW
     return addr;
 }
 
+/***********************************************************************
+ *             MapViewOfFile3   (kernelbase.@)
+ */
+LPVOID WINAPI DECLSPEC_HOTPATCH MapViewOfFile3( HANDLE handle, HANDLE process, PVOID baseaddr, ULONG64 offset,
+        SIZE_T size, ULONG alloc_type, ULONG protection, MEM_EXTENDED_PARAMETER *params, ULONG params_count )
+{
+    LARGE_INTEGER off;
+    void *addr;
+
+    addr = baseaddr;
+    off.QuadPart = offset;
+    if (!set_ntstatus( NtMapViewOfSectionEx( handle, process, &addr, &off, &size, alloc_type, protection,
+            params, params_count )))
+    {
+        return NULL;
+    }
+    return addr;
+}
 
 /***********************************************************************
  *	       ReadProcessMemory   (kernelbase.@)

dlls/kernelbase/tests/process.c

@@ -31,6 +31,8 @@
 #include "wine/test.h"
 
 static BOOL (WINAPI *pCompareObjectHandles)(HANDLE, HANDLE);
+static LPVOID (WINAPI *pMapViewOfFile3)(HANDLE, HANDLE, PVOID, ULONG64 offset, SIZE_T size,
+        ULONG, ULONG, MEM_EXTENDED_PARAMETER *, ULONG);
 
 static void test_CompareObjectHandles(void)
 {
@@ -89,6 +91,37 @@ static void test_CompareObjectHandles(void)
     CloseHandle( h1 );
 }
 
+static void test_MapViewOfFile3(void)
+{
+    static const char testfile[] = "testfile.xxx";
+    HANDLE file, mapping;
+    void *ptr;
+
+    if (!pMapViewOfFile3)
+    {
+        win_skip("MapViewOfFile3() is not supported.\n");
+        return;
+    }
+
+    SetLastError(0xdeadbeef);
+    file = CreateFileA( testfile, GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );
+    ok( file != INVALID_HANDLE_VALUE, "CreateFile error %lu\n", GetLastError() );
+    SetFilePointer( file, 12288, NULL, FILE_BEGIN );
+    SetEndOfFile( file );
+
+    SetLastError(0xdeadbeef);
+    mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
+    ok( mapping != 0, "CreateFileMapping error %lu\n", GetLastError() );
+
+    SetLastError(0xdeadbeef);
+    ptr = pMapViewOfFile3( mapping, GetCurrentProcess(), NULL, 0, 4096, 0, PAGE_READONLY, NULL, 0);
+    ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %lu\n", GetLastError() );
+    UnmapViewOfFile( ptr );
+
+    CloseHandle( file );
+    DeleteFileA( testfile );
+}
+
 START_TEST(process)
 {
     HMODULE hmod;
@@ -99,6 +132,8 @@ START_TEST(process)
 
     hmod = GetModuleHandleA("kernelbase.dll");
     pCompareObjectHandles = (void *)GetProcAddress(hmod, "CompareObjectHandles");
+    pMapViewOfFile3 = (void *)GetProcAddress(hmod, "MapViewOfFile3");
 
     test_CompareObjectHandles();
+    test_MapViewOfFile3();
 }

include/winbase.h

@@ -2484,6 +2484,7 @@ WINADVAPI  BOOL        WINAPI MakeSelfRelativeSD(PSECURITY_DESCRIPTOR,PSECURITY_
 WINADVAPI  VOID        WINAPI MapGenericMask(PDWORD,PGENERIC_MAPPING);
 WINBASEAPI BOOL        WINAPI MapUserPhysicalPages(PVOID,ULONG_PTR,PULONG_PTR);
 WINBASEAPI LPVOID      WINAPI MapViewOfFile(HANDLE,DWORD,DWORD,DWORD,SIZE_T);
+WINBASEAPI LPVOID      WINAPI MapViewOfFile3(HANDLE,HANDLE,PVOID,ULONG64,SIZE_T,ULONG,ULONG,MEM_EXTENDED_PARAMETER*,ULONG);
 WINBASEAPI LPVOID      WINAPI MapViewOfFileEx(HANDLE,DWORD,DWORD,DWORD,SIZE_T,LPVOID);
 WINBASEAPI BOOL        WINAPI MoveFileA(LPCSTR,LPCSTR);
 WINBASEAPI BOOL        WINAPI MoveFileW(LPCWSTR,LPCWSTR);