540 lines
16 KiB
C
540 lines
16 KiB
C
/*
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* WoW64 virtual memory functions
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*
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* Copyright 2021 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdarg.h>
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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#include "windef.h"
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#include "winbase.h"
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#include "winnt.h"
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#include "winternl.h"
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#include "winioctl.h"
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#include "wow64_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(wow);
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/**********************************************************************
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* wow64_NtAllocateVirtualMemory
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*/
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NTSTATUS WINAPI wow64_NtAllocateVirtualMemory( UINT *args )
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{
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HANDLE process = get_handle( &args );
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ULONG *addr32 = get_ptr( &args );
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ULONG_PTR zero_bits = get_ulong( &args );
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ULONG *size32 = get_ptr( &args );
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ULONG type = get_ulong( &args );
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ULONG protect = get_ulong( &args );
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void *addr;
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SIZE_T size;
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NTSTATUS status;
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status = NtAllocateVirtualMemory( process, addr_32to64( &addr, addr32 ), get_zero_bits( zero_bits ),
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size_32to64( &size, size32 ), type, protect );
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if (!status)
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{
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put_addr( addr32, addr );
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put_size( size32, size );
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}
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return status;
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}
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/**********************************************************************
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* wow64_NtAllocateVirtualMemoryEx
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*/
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NTSTATUS WINAPI wow64_NtAllocateVirtualMemoryEx( UINT *args )
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{
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HANDLE process = get_handle( &args );
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ULONG *addr32 = get_ptr( &args );
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ULONG *size32 = get_ptr( &args );
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ULONG type = get_ulong( &args );
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ULONG protect = get_ulong( &args );
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MEM_EXTENDED_PARAMETER *params = get_ptr( &args );
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ULONG count = get_ulong( &args );
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void *addr;
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SIZE_T size;
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NTSTATUS status;
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if (count) FIXME( "%d extended parameters %p\n", count, params );
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status = NtAllocateVirtualMemoryEx( process, addr_32to64( &addr, addr32 ), size_32to64( &size, size32 ),
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type, protect, params, count );
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if (!status)
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{
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put_addr( addr32, addr );
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put_size( size32, size );
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}
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return status;
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}
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/**********************************************************************
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* wow64_NtAreMappedFilesTheSame
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*/
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NTSTATUS WINAPI wow64_NtAreMappedFilesTheSame( UINT *args )
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{
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void *ptr1 = get_ptr( &args );
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void *ptr2 = get_ptr( &args );
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return NtAreMappedFilesTheSame( ptr1, ptr2 );
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}
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/**********************************************************************
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* wow64_NtFlushVirtualMemory
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*/
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NTSTATUS WINAPI wow64_NtFlushVirtualMemory( UINT *args )
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{
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HANDLE process = get_handle( &args );
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ULONG *addr32 = get_ptr( &args );
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ULONG *size32 = get_ptr( &args );
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ULONG unknown = get_ulong( &args );
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void *addr;
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SIZE_T size;
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NTSTATUS status;
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status = NtFlushVirtualMemory( process, (const void **)addr_32to64( &addr, addr32 ),
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size_32to64( &size, size32 ), unknown );
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if (!status)
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{
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put_addr( addr32, addr );
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put_size( size32, size );
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}
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return status;
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}
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/**********************************************************************
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* wow64_NtFreeVirtualMemory
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*/
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NTSTATUS WINAPI wow64_NtFreeVirtualMemory( UINT *args )
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{
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HANDLE process = get_handle( &args );
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ULONG *addr32 = get_ptr( &args );
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ULONG *size32 = get_ptr( &args );
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ULONG type = get_ulong( &args );
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void *addr;
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SIZE_T size;
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NTSTATUS status;
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status = NtFreeVirtualMemory( process, addr_32to64( &addr, addr32 ),
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size_32to64( &size, size32 ), type );
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if (!status)
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{
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put_addr( addr32, addr );
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put_size( size32, size );
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}
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return status;
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}
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/**********************************************************************
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* wow64_NtGetNlsSectionPtr
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*/
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NTSTATUS WINAPI wow64_NtGetNlsSectionPtr( UINT *args )
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{
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ULONG type = get_ulong( &args );
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ULONG id = get_ulong( &args );
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void *unknown = get_ptr( &args );
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ULONG *addr32 = get_ptr( &args );
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ULONG *size32 = get_ptr( &args );
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void *addr;
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SIZE_T size;
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NTSTATUS status;
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status = NtGetNlsSectionPtr( type, id, unknown, addr_32to64( &addr, addr32 ),
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size_32to64( &size, size32 ));
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if (!status)
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{
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put_addr( addr32, addr );
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put_size( size32, size );
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}
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return status;
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}
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/**********************************************************************
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* wow64_NtGetWriteWatch
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*/
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NTSTATUS WINAPI wow64_NtGetWriteWatch( UINT *args )
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{
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HANDLE handle = get_handle( &args );
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ULONG flags = get_ulong( &args );
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void *base = get_ptr( &args );
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SIZE_T size = get_ulong( &args );
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ULONG *addr_ptr = get_ptr( &args );
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ULONG *count_ptr = get_ptr( &args );
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ULONG *granularity = get_ptr( &args );
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ULONG_PTR i, count = *count_ptr;
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void **addresses;
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NTSTATUS status;
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if (!count || !size) return STATUS_INVALID_PARAMETER;
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if (flags & ~WRITE_WATCH_FLAG_RESET) return STATUS_INVALID_PARAMETER;
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if (!addr_ptr) return STATUS_ACCESS_VIOLATION;
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addresses = Wow64AllocateTemp( count * sizeof(*addresses) );
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if (!(status = NtGetWriteWatch( handle, flags, base, size, addresses, &count, granularity )))
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{
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for (i = 0; i < count; i++) addr_ptr[i] = PtrToUlong( addresses[i] );
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*count_ptr = count;
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}
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return status;
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}
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/**********************************************************************
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* wow64_NtLockVirtualMemory
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*/
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NTSTATUS WINAPI wow64_NtLockVirtualMemory( UINT *args )
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{
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HANDLE process = get_handle( &args );
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ULONG *addr32 = get_ptr( &args );
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ULONG *size32 = get_ptr( &args );
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ULONG unknown = get_ulong( &args );
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void *addr;
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SIZE_T size;
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NTSTATUS status;
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status = NtLockVirtualMemory( process, addr_32to64( &addr, addr32 ),
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size_32to64( &size, size32 ), unknown );
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if (!status)
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{
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put_addr( addr32, addr );
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put_size( size32, size );
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}
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return status;
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}
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/**********************************************************************
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* wow64_NtMapViewOfSection
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*/
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NTSTATUS WINAPI wow64_NtMapViewOfSection( UINT *args )
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{
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HANDLE handle = get_handle( &args );
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HANDLE process = get_handle( &args );
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ULONG *addr32 = get_ptr( &args );
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ULONG_PTR zero_bits = get_ulong( &args );
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SIZE_T commit = get_ulong( &args );
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const LARGE_INTEGER *offset = get_ptr( &args );
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ULONG *size32 = get_ptr( &args );
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SECTION_INHERIT inherit = get_ulong( &args );
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ULONG alloc = get_ulong( &args );
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ULONG protect = get_ulong( &args );
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void *addr;
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SIZE_T size;
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NTSTATUS status;
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status = NtMapViewOfSection( handle, process, addr_32to64( &addr, addr32 ), get_zero_bits( zero_bits ),
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commit, offset, size_32to64( &size, size32 ), inherit, alloc, protect );
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if (NT_SUCCESS(status))
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{
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SECTION_IMAGE_INFORMATION info;
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if (!NtQuerySection( handle, SectionImageInformation, &info, sizeof(info), NULL ))
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{
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if (info.Machine == current_machine) init_image_mapping( addr );
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}
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put_addr( addr32, addr );
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put_size( size32, size );
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}
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return status;
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}
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/**********************************************************************
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* wow64_NtProtectVirtualMemory
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*/
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NTSTATUS WINAPI wow64_NtProtectVirtualMemory( UINT *args )
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{
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HANDLE process = get_handle( &args );
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ULONG *addr32 = get_ptr( &args );
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ULONG *size32 = get_ptr( &args );
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ULONG new_prot = get_ulong( &args );
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ULONG *old_prot = get_ptr( &args );
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void *addr;
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SIZE_T size;
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NTSTATUS status;
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status = NtProtectVirtualMemory( process, addr_32to64( &addr, addr32 ),
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size_32to64( &size, size32 ), new_prot, old_prot );
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if (!status)
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{
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put_addr( addr32, addr );
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put_size( size32, size );
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}
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return status;
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}
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/**********************************************************************
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* wow64_NtQueryVirtualMemory
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*/
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NTSTATUS WINAPI wow64_NtQueryVirtualMemory( UINT *args )
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{
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HANDLE handle = get_handle( &args );
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void *addr = get_ptr( &args );
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MEMORY_INFORMATION_CLASS class = get_ulong( &args );
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void *ptr = get_ptr( &args );
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ULONG len = get_ulong( &args );
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ULONG *retlen = get_ptr( &args );
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SIZE_T res_len = 0;
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NTSTATUS status;
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switch (class)
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{
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case MemoryBasicInformation: /* MEMORY_BASIC_INFORMATION */
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if (len >= sizeof(MEMORY_BASIC_INFORMATION32))
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{
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MEMORY_BASIC_INFORMATION info;
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MEMORY_BASIC_INFORMATION32 *info32 = ptr;
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if (!(status = NtQueryVirtualMemory( handle, addr, class, &info, sizeof(info), &res_len )))
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{
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info32->BaseAddress = PtrToUlong( info.BaseAddress );
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info32->AllocationBase = PtrToUlong( info.AllocationBase );
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info32->AllocationProtect = info.AllocationProtect;
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info32->RegionSize = info.RegionSize;
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info32->State = info.State;
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info32->Protect = info.Protect;
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info32->Type = info.Type;
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}
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}
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else status = STATUS_INFO_LENGTH_MISMATCH;
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res_len = sizeof(MEMORY_BASIC_INFORMATION32);
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break;
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case MemoryMappedFilenameInformation: /* MEMORY_SECTION_NAME */
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{
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MEMORY_SECTION_NAME *info;
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MEMORY_SECTION_NAME32 *info32 = ptr;
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SIZE_T size = len + sizeof(*info) - sizeof(*info32);
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info = Wow64AllocateTemp( size );
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if (!(status = NtQueryVirtualMemory( handle, addr, class, info, size, &res_len )))
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{
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info32->SectionFileName.Length = info->SectionFileName.Length;
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info32->SectionFileName.MaximumLength = info->SectionFileName.MaximumLength;
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info32->SectionFileName.Buffer = PtrToUlong( info32 + 1 );
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memcpy( info32 + 1, info->SectionFileName.Buffer, info->SectionFileName.MaximumLength );
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}
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res_len += sizeof(*info32) - sizeof(*info);
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break;
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}
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case MemoryWorkingSetExInformation: /* MEMORY_WORKING_SET_EX_INFORMATION */
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{
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MEMORY_WORKING_SET_EX_INFORMATION32 *info32 = ptr;
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MEMORY_WORKING_SET_EX_INFORMATION *info;
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ULONG i, count = len / sizeof(*info32);
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info = Wow64AllocateTemp( count * sizeof(*info) );
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for (i = 0; i < count; i++) info[i].VirtualAddress = ULongToPtr( info32[i].VirtualAddress );
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if (!(status = NtQueryVirtualMemory( handle, addr, class, info, count * sizeof(*info), &res_len )))
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{
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count = res_len / sizeof(*info);
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for (i = 0; i < count; i++) info32[i].VirtualAttributes.Flags = info[i].VirtualAttributes.Flags;
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res_len = count * sizeof(*info32);
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}
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break;
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}
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case MemoryWineUnixWow64Funcs:
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return STATUS_INVALID_INFO_CLASS;
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case MemoryWineUnixFuncs:
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status = NtQueryVirtualMemory( handle, addr, MemoryWineUnixWow64Funcs, ptr, len, &res_len );
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break;
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default:
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FIXME( "unsupported class %u\n", class );
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return STATUS_INVALID_INFO_CLASS;
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}
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if (!status || status == STATUS_INFO_LENGTH_MISMATCH) put_size( retlen, res_len );
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return status;
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}
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/**********************************************************************
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* wow64_NtReadVirtualMemory
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*/
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NTSTATUS WINAPI wow64_NtReadVirtualMemory( UINT *args )
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{
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HANDLE process = get_handle( &args );
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const void *addr = get_ptr( &args );
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void *buffer = get_ptr( &args );
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SIZE_T size = get_ulong( &args );
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ULONG *retlen = get_ptr( &args );
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SIZE_T ret_size;
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NTSTATUS status;
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status = NtReadVirtualMemory( process, addr, buffer, size, &ret_size );
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put_size( retlen, ret_size );
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return status;
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}
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/**********************************************************************
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* wow64_NtResetWriteWatch
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*/
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NTSTATUS WINAPI wow64_NtResetWriteWatch( UINT *args )
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{
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HANDLE process = get_handle( &args );
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void *base = get_ptr( &args );
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SIZE_T size = get_ulong( &args );
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return NtResetWriteWatch( process, base, size );
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}
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/**********************************************************************
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* wow64_NtSetLdtEntries
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*/
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NTSTATUS WINAPI wow64_NtSetLdtEntries( UINT *args )
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{
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ULONG sel1 = get_ulong( &args );
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ULONG entry1_low = get_ulong( &args );
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ULONG entry1_high = get_ulong( &args );
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ULONG sel2 = get_ulong( &args );
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ULONG entry2_low = get_ulong( &args );
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ULONG entry2_high = get_ulong( &args );
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FIXME( "%04x %08x %08x %04x %08x %08x: stub\n",
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sel1, entry1_low, entry1_high, sel2, entry2_low, entry2_high );
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return STATUS_NOT_IMPLEMENTED;
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}
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/**********************************************************************
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* wow64_NtUnlockVirtualMemory
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*/
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NTSTATUS WINAPI wow64_NtUnlockVirtualMemory( UINT *args )
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{
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HANDLE process = get_handle( &args );
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ULONG *addr32 = get_ptr( &args );
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ULONG *size32 = get_ptr( &args );
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ULONG unknown = get_ulong( &args );
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void *addr;
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SIZE_T size;
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NTSTATUS status;
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status = NtUnlockVirtualMemory( process, addr_32to64( &addr, addr32 ),
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size_32to64( &size, size32 ), unknown );
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if (!status)
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{
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put_addr( addr32, addr );
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put_size( size32, size );
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}
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return status;
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}
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/**********************************************************************
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* wow64_NtUnmapViewOfSection
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*/
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NTSTATUS WINAPI wow64_NtUnmapViewOfSection( UINT *args )
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{
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HANDLE process = get_handle( &args );
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void *addr = get_ptr( &args );
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return NtUnmapViewOfSection( process, addr );
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}
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/**********************************************************************
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* wow64_NtWow64AllocateVirtualMemory64
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*/
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NTSTATUS WINAPI wow64_NtWow64AllocateVirtualMemory64( UINT *args )
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{
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HANDLE process = get_handle( &args );
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void **addr = get_ptr( &args );
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ULONG_PTR zero_bits = get_ulong64( &args );
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SIZE_T *size = get_ptr( &args );
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ULONG type = get_ulong( &args );
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ULONG protect = get_ulong( &args );
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return NtAllocateVirtualMemory( process, addr, zero_bits, size, type, protect );
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}
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/**********************************************************************
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* wow64_NtWow64ReadVirtualMemory64
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*/
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NTSTATUS WINAPI wow64_NtWow64ReadVirtualMemory64( UINT *args )
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{
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HANDLE process = get_handle( &args );
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void *addr = (void *)(ULONG_PTR)get_ulong64( &args );
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void *buffer = get_ptr( &args );
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SIZE_T size = get_ulong64( &args );
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SIZE_T *ret_size = get_ptr( &args );
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return NtReadVirtualMemory( process, addr, buffer, size, ret_size );
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}
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/**********************************************************************
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* wow64_NtWow64WriteVirtualMemory64
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*/
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NTSTATUS WINAPI wow64_NtWow64WriteVirtualMemory64( UINT *args )
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{
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HANDLE process = get_handle( &args );
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void *addr = (void *)(ULONG_PTR)get_ulong64( &args );
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const void *buffer = get_ptr( &args );
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SIZE_T size = get_ulong64( &args );
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SIZE_T *ret_size = get_ptr( &args );
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return NtWriteVirtualMemory( process, addr, buffer, size, ret_size );
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}
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/**********************************************************************
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* wow64_NtWriteVirtualMemory
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*/
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NTSTATUS WINAPI wow64_NtWriteVirtualMemory( UINT *args )
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{
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HANDLE process = get_handle( &args );
|
|
void *addr = get_ptr( &args );
|
|
const void *buffer = get_ptr( &args );
|
|
SIZE_T size = get_ulong( &args );
|
|
ULONG *retlen = get_ptr( &args );
|
|
|
|
SIZE_T ret_size;
|
|
NTSTATUS status;
|
|
|
|
status = NtWriteVirtualMemory( process, addr, buffer, size, &ret_size );
|
|
put_size( retlen, ret_size );
|
|
return status;
|
|
}
|