From 2b0931182b49d31db9987080cdcea872ca5c817b Mon Sep 17 00:00:00 2001
From: Alexandre Julliard <julliard@winehq.org>
Date: Fri, 23 Jul 2021 16:48:03 +0200
Subject: [PATCH] wow64: Add thunks for the mutant syscalls.

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 dlls/wow64/sync.c    | 68 ++++++++++++++++++++++++++++++++++++++++++++
 dlls/wow64/syscall.h |  4 +++
 2 files changed, 72 insertions(+)

diff --git a/dlls/wow64/sync.c b/dlls/wow64/sync.c
index d61eed0a22d..2ca7764c3cd 100644
--- a/dlls/wow64/sync.c
+++ b/dlls/wow64/sync.c
@@ -62,6 +62,27 @@ NTSTATUS WINAPI wow64_NtCreateEvent( UINT *args )
 }
 
 
+/**********************************************************************
+ *           wow64_NtCreateMutant
+ */
+NTSTATUS WINAPI wow64_NtCreateMutant( UINT *args )
+{
+    ULONG *handle_ptr = get_ptr( &args );
+    ACCESS_MASK access = get_ulong( &args );
+    OBJECT_ATTRIBUTES32 *attr32 = get_ptr( &args );
+    BOOLEAN owned = get_ulong( &args );
+
+    struct object_attr64 attr;
+    HANDLE handle = 0;
+    NTSTATUS status;
+
+    *handle_ptr = 0;
+    status = NtCreateMutant( &handle, access, objattr_32to64( &attr, attr32 ), owned );
+    put_handle( handle_ptr, handle );
+    return status;
+}
+
+
 /**********************************************************************
  *           wow64_NtOpenEvent
  */
@@ -82,6 +103,26 @@ NTSTATUS WINAPI wow64_NtOpenEvent( UINT *args )
 }
 
 
+/**********************************************************************
+ *           wow64_NtOpenMutant
+ */
+NTSTATUS WINAPI wow64_NtOpenMutant( UINT *args )
+{
+    ULONG *handle_ptr = get_ptr( &args );
+    ACCESS_MASK access = get_ulong( &args );
+    OBJECT_ATTRIBUTES32 *attr32 = get_ptr( &args );
+
+    struct object_attr64 attr;
+    HANDLE handle = 0;
+    NTSTATUS status;
+
+    *handle_ptr = 0;
+    status = NtOpenMutant( &handle, access, objattr_32to64( &attr, attr32 ));
+    put_handle( handle_ptr, handle );
+    return status;
+}
+
+
 /**********************************************************************
  *           wow64_NtPulseEvent
  */
@@ -109,6 +150,33 @@ NTSTATUS WINAPI wow64_NtQueryEvent( UINT *args )
 }
 
 
+/**********************************************************************
+ *           wow64_NtQueryMutant
+ */
+NTSTATUS WINAPI wow64_NtQueryMutant( UINT *args )
+{
+    HANDLE handle = get_handle( &args );
+    MUTANT_INFORMATION_CLASS class = get_ulong( &args );
+    void *info = get_ptr( &args );
+    ULONG len = get_ulong( &args );
+    ULONG *retlen = get_ptr( &args );
+
+    return NtQueryMutant( handle, class, info, len, retlen );
+}
+
+
+/**********************************************************************
+ *           wow64_NtReleaseMutant
+ */
+NTSTATUS WINAPI wow64_NtReleaseMutant( UINT *args )
+{
+    HANDLE handle = get_handle( &args );
+    LONG *prev_count = get_ptr( &args );
+
+    return NtReleaseMutant( handle, prev_count );
+}
+
+
 /**********************************************************************
  *           wow64_NtResetEvent
  */
diff --git a/dlls/wow64/syscall.h b/dlls/wow64/syscall.h
index df9da2261bb..8481db2a587 100644
--- a/dlls/wow64/syscall.h
+++ b/dlls/wow64/syscall.h
@@ -28,16 +28,20 @@
     SYSCALL_ENTRY( NtClearEvent ) \
     SYSCALL_ENTRY( NtClose ) \
     SYSCALL_ENTRY( NtCreateEvent ) \
+    SYSCALL_ENTRY( NtCreateMutant ) \
     SYSCALL_ENTRY( NtDeleteAtom ) \
     SYSCALL_ENTRY( NtFindAtom ) \
     SYSCALL_ENTRY( NtGetCurrentProcessorNumber ) \
     SYSCALL_ENTRY( NtOpenEvent ) \
+    SYSCALL_ENTRY( NtOpenMutant ) \
     SYSCALL_ENTRY( NtPulseEvent ) \
     SYSCALL_ENTRY( NtQueryDefaultLocale ) \
     SYSCALL_ENTRY( NtQueryDefaultUILanguage ) \
     SYSCALL_ENTRY( NtQueryEvent ) \
     SYSCALL_ENTRY( NtQueryInformationAtom ) \
     SYSCALL_ENTRY( NtQueryInstallUILanguage ) \
+    SYSCALL_ENTRY( NtQueryMutant ) \
+    SYSCALL_ENTRY( NtReleaseMutant ) \
     SYSCALL_ENTRY( NtResetEvent ) \
     SYSCALL_ENTRY( NtSetDefaultLocale ) \
     SYSCALL_ENTRY( NtSetDefaultUILanguage ) \