wow64: Add thunks for the file creation syscalls.

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2021-07-28 16:15:56 +02:00
parent 65caa0f2ef
commit 01ad0993cb
5 changed files with 132 additions and 0 deletions

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@ -5,6 +5,7 @@ IMPORTS = ntdll winecrt0
EXTRADLLFLAGS = -nodefaultlibs -mno-cygwin -Wl,--image-base,0x6f000000
C_SRCS = \
file.c \
registry.c \
sync.c \
syscall.c \

100
dlls/wow64/file.c Normal file
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@ -0,0 +1,100 @@
/*
* WoW64 file functions
*
* Copyright 2021 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winnt.h"
#include "winternl.h"
#include "wow64_private.h"
/**********************************************************************
* wow64_NtCreateFile
*/
NTSTATUS WINAPI wow64_NtCreateFile( UINT *args )
{
ULONG *handle_ptr = get_ptr( &args );
ACCESS_MASK access = get_ulong( &args );
OBJECT_ATTRIBUTES32 *attr32 = get_ptr( &args );
IO_STATUS_BLOCK32 *io32 = get_ptr( &args );
LARGE_INTEGER *alloc_size = get_ptr( &args );
ULONG attributes = get_ulong( &args );
ULONG sharing = get_ulong( &args );
ULONG disposition = get_ulong( &args );
ULONG options = get_ulong( &args );
void *ea_buffer = get_ptr( &args );
ULONG ea_length = get_ulong( &args );
struct object_attr64 attr;
IO_STATUS_BLOCK io;
HANDLE handle = 0;
NTSTATUS status;
*handle_ptr = 0;
status = NtCreateFile( &handle, access, objattr_32to64( &attr, attr32 ),
iosb_32to64( &io, io32 ), alloc_size, attributes,
sharing, disposition, options, ea_buffer, ea_length );
put_handle( handle_ptr, handle );
put_iosb( io32, &io );
return status;
}
/**********************************************************************
* wow64_NtDeleteFile
*/
NTSTATUS WINAPI wow64_NtDeleteFile( UINT *args )
{
OBJECT_ATTRIBUTES32 *attr32 = get_ptr( &args );
struct object_attr64 attr;
return NtDeleteFile( objattr_32to64( &attr, attr32 ));
}
/**********************************************************************
* wow64_NtOpenFile
*/
NTSTATUS WINAPI wow64_NtOpenFile( UINT *args )
{
ULONG *handle_ptr = get_ptr( &args );
ACCESS_MASK access = get_ulong( &args );
OBJECT_ATTRIBUTES32 *attr32 = get_ptr( &args );
IO_STATUS_BLOCK32 *io32 = get_ptr( &args );
ULONG sharing = get_ulong( &args );
ULONG options = get_ulong( &args );
struct object_attr64 attr;
IO_STATUS_BLOCK io;
HANDLE handle = 0;
NTSTATUS status;
*handle_ptr = 0;
status = NtOpenFile( &handle, access, objattr_32to64( &attr, attr32 ),
iosb_32to64( &io, io32 ), sharing, options );
put_handle( handle_ptr, handle );
put_iosb( io32, &io );
return status;
}

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@ -31,6 +31,16 @@ typedef struct
ULONG SecurityQualityOfService;
} OBJECT_ATTRIBUTES32;
typedef struct
{
union
{
NTSTATUS Status;
ULONG Pointer;
};
ULONG Information;
} IO_STATUS_BLOCK32;
typedef struct
{
UNICODE_STRING32 Name;

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@ -38,6 +38,7 @@
SYSCALL_ENTRY( NtCreateDebugObject ) \
SYSCALL_ENTRY( NtCreateDirectoryObject ) \
SYSCALL_ENTRY( NtCreateEvent ) \
SYSCALL_ENTRY( NtCreateFile ) \
SYSCALL_ENTRY( NtCreateIoCompletion ) \
SYSCALL_ENTRY( NtCreateJobObject ) \
SYSCALL_ENTRY( NtCreateKey ) \
@ -53,6 +54,7 @@
SYSCALL_ENTRY( NtDebugContinue ) \
SYSCALL_ENTRY( NtDelayExecution ) \
SYSCALL_ENTRY( NtDeleteAtom ) \
SYSCALL_ENTRY( NtDeleteFile ) \
SYSCALL_ENTRY( NtDeleteKey ) \
SYSCALL_ENTRY( NtDeleteValueKey ) \
SYSCALL_ENTRY( NtDuplicateObject ) \
@ -73,6 +75,7 @@
SYSCALL_ENTRY( NtMapViewOfSection ) \
SYSCALL_ENTRY( NtOpenDirectoryObject ) \
SYSCALL_ENTRY( NtOpenEvent ) \
SYSCALL_ENTRY( NtOpenFile ) \
SYSCALL_ENTRY( NtOpenIoCompletion ) \
SYSCALL_ENTRY( NtOpenJobObject ) \
SYSCALL_ENTRY( NtOpenKey ) \

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@ -105,6 +105,13 @@ static inline void *apc_param_32to64( ULONG func, ULONG context )
return (void *)(ULONG_PTR)(((ULONG64)func << 32) | context);
}
static inline IO_STATUS_BLOCK *iosb_32to64( IO_STATUS_BLOCK *io, IO_STATUS_BLOCK32 *io32 )
{
if (!io32) return NULL;
io->Pointer = io32;
return io;
}
static inline UNICODE_STRING *unicode_str_32to64( UNICODE_STRING *str, const UNICODE_STRING32 *str32 )
{
if (!str32) return NULL;
@ -178,6 +185,17 @@ static inline void put_size( ULONG *size32, SIZE_T size )
if (size32) *size32 = min( size, MAXDWORD );
}
static inline void put_iosb( IO_STATUS_BLOCK32 *io32, const IO_STATUS_BLOCK *io )
{
/* sync I/O modifies the 64-bit iosb right away, so in that case we update the 32-bit one */
/* async I/O leaves the 64-bit one untouched and updates the 32-bit one directly later on */
if (io32 && io->Pointer != io32)
{
io32->Status = io->Status;
io32->Information = io->Information;
}
}
extern void put_section_image_info( SECTION_IMAGE_INFORMATION32 *info32,
const SECTION_IMAGE_INFORMATION *info ) DECLSPEC_HIDDEN;