[PATCH 1/2] ntdll: Partially implement NtUnmapViewOfSectionEx().

[Nikolay Sivov]

Signed-off-by: Nikolay Sivov 
---
 dlls/ntdll/ntdll.spec     |  2 ++
 dlls/ntdll/unix/loader.c  |  1 +
 dlls/ntdll/unix/virtual.c |  9 +++++++++
 dlls/wow64/syscall.h      |  1 +
 dlls/wow64/virtual.c      | 13 +++++++++++++
 include/winternl.h        |  1 +
 6 files changed, 27 insertions(+)

diff --git a/dlls/ntdll/ntdll.spec b/dlls/ntdll/ntdll.spec
index a7a39a0bce2..b1650ab4306 100644
--- a/dlls/ntdll/ntdll.spec
+++ b/dlls/ntdll/ntdll.spec
@@ -427,6 +427,7 @@
 @ stdcall -syscall NtUnlockFile(long ptr ptr ptr ptr)
 @ stdcall -syscall NtUnlockVirtualMemory(long ptr ptr long)
 @ stdcall -syscall NtUnmapViewOfSection(long ptr)
+@ stdcall -syscall NtUnmapViewOfSectionEx(long ptr long)
 # @ stub NtVdmControl
 # @ stub NtW32Call
 @ stdcall -syscall NtWaitForAlertByThreadId(ptr ptr)
@@ -1454,6 +1455,7 @@
 @ stdcall -private -syscall ZwUnlockFile(long ptr ptr ptr ptr) NtUnlockFile
 @ stdcall -private -syscall ZwUnlockVirtualMemory(long ptr ptr long) NtUnlockVirtualMemory
 @ stdcall -private -syscall ZwUnmapViewOfSection(long ptr) NtUnmapViewOfSection
+@ stdcall -private -syscall ZwUnmapViewOfSectionEx(long ptr long) NtUnmapViewOfSectionEx
 # @ stub ZwVdmControl
 # @ stub ZwW32Call
 @ stdcall -private -syscall ZwWaitForAlertByThreadId(ptr ptr) NtWaitForAlertByThreadId
diff --git a/dlls/ntdll/unix/loader.c b/dlls/ntdll/unix/loader.c
index cad760a1445..7f85582adf3 100644
--- a/dlls/ntdll/unix/loader.c
+++ b/dlls/ntdll/unix/loader.c
@@ -336,6 +336,7 @@ static void * const syscalls[] =
     NtUnlockFile,
     NtUnlockVirtualMemory,
     NtUnmapViewOfSection,
+    NtUnmapViewOfSectionEx,
     NtWaitForAlertByThreadId,
     NtWaitForDebugEvent,
     NtWaitForKeyedEvent,
diff --git a/dlls/ntdll/unix/virtual.c b/dlls/ntdll/unix/virtual.c
index 02478cceb06..6ecca9cb98a 100644
--- a/dlls/ntdll/unix/virtual.c
+++ b/dlls/ntdll/unix/virtual.c
@@ -4610,6 +4610,15 @@ NTSTATUS WINAPI NtUnmapViewOfSection( HANDLE process, PVOID addr )
     return status;
 }

+/***********************************************************************
+ *             NtUnmapViewOfSectionEx   (NTDLL.@)
+ *             ZwUnmapViewOfSectionEx   (NTDLL.@)
+ */
+NTSTATUS WINAPI NtUnmapViewOfSectionEx( HANDLE process, PVOID addr, ULONG flags )
+{
+    if (flags) FIXME("Ignoring flags %#x.\n", flags);
+    return NtUnmapViewOfSection( process, addr );
+}

/******************************************************************************
  *             virtual_fill_image_information
diff --git a/dlls/wow64/syscall.h b/dlls/wow64/syscall.h
index 3b364d909d7..bd107ce0ef5 100644
--- a/dlls/wow64/syscall.h
+++ b/dlls/wow64/syscall.h
@@ -237,6 +237,7 @@
     SYSCALL_ENTRY( NtUnlockFile ) \
     SYSCALL_ENTRY( NtUnlockVirtualMemory ) \
     SYSCALL_ENTRY( NtUnmapViewOfSection ) \
+    SYSCALL_ENTRY( NtUnmapViewOfSectionEx ) \
     SYSCALL_ENTRY( NtWaitForAlertByThreadId ) \
     SYSCALL_ENTRY( NtWaitForDebugEvent ) \
     SYSCALL_ENTRY( NtWaitForKeyedEvent ) \
diff --git a/dlls/wow64/virtual.c b/dlls/wow64/virtual.c
index 61c84e5d7be..c21464857fa 100644
--- a/dlls/wow64/virtual.c
+++ b/dlls/wow64/virtual.c
@@ -525,6 +525,19 @@ NTSTATUS WINAPI wow64_NtUnmapViewOfSection( UINT *args )
 }

+/**********************************************************************
+ *           wow64_NtUnmapViewOfSectionEx
+ */
+NTSTATUS WINAPI wow64_NtUnmapViewOfSectionEx( UINT *args )
+{
+    HANDLE process = get_handle( &args );
+    void *addr = get_ptr( &args );
+    ULONG flags = get_ulong( &args );
+
+    return NtUnmapViewOfSectionEx( process, addr, flags );
+}
+
+
 /**********************************************************************
  *           wow64_NtWow64AllocateVirtualMemory64
  */
diff --git a/include/winternl.h b/include/winternl.h
index 1d358fc0b2d..84babcbb0e9 100644
--- a/include/winternl.h
+++ b/include/winternl.h
@@ -4160,6 +4160,7 @@ NTSYSAPI NTSTATUS  WINAPI NtUnloadKeyEx(POBJECT_ATTRIBUTES,HANDLE);
 NTSYSAPI NTSTATUS  WINAPI NtUnlockFile(HANDLE,PIO_STATUS_BLOCK,PLARGE_INTEGER,PLARGE_INTEGER,PULONG);
 NTSYSAPI NTSTATUS  WINAPI NtUnlockVirtualMemory(HANDLE,PVOID*,SIZE_T*,ULONG);
 NTSYSAPI NTSTATUS  WINAPI NtUnmapViewOfSection(HANDLE,PVOID);
+NTSYSAPI NTSTATUS  WINAPI NtUnmapViewOfSectionEx(HANDLE,PVOID,ULONG);
 NTSYSAPI NTSTATUS  WINAPI NtVdmControl(ULONG,PVOID);
 NTSYSAPI NTSTATUS  WINAPI NtWaitForAlertByThreadId(const void*,const LARGE_INTEGER*);
 NTSYSAPI NTSTATUS  WINAPI NtWaitForDebugEvent(HANDLE,BOOLEAN,LARGE_INTEGER*,DBGUI_WAIT_STATE_CHANGE*);