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wine-wine/dlls/ntdll/virtual.c

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/*
* Win32 virtual memory functions
*
* Copyright 1997, 2002 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 "config.h"
#include "wine/port.h"
#include <assert.h>
#include <errno.h>
#include <fcntl.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#define NONAMELESSUNION
#include "windef.h"
#include "winternl.h"
#include "wine/server.h"
#include "wine/debug.h"
#include "ntdll_misc.h"
WINE_DEFAULT_DEBUG_CHANNEL(virtual);
/**********************************************************************
* RtlCreateUserStack (NTDLL.@)
*/
NTSTATUS WINAPI RtlCreateUserStack( SIZE_T commit, SIZE_T reserve, ULONG zero_bits,
SIZE_T commit_align, SIZE_T reserve_align, INITIAL_TEB *stack )
{
TRACE("commit %#lx, reserve %#lx, zero_bits %u, commit_align %#lx, reserve_align %#lx, stack %p\n",
commit, reserve, zero_bits, commit_align, reserve_align, stack);
if (!commit_align || !reserve_align)
return STATUS_INVALID_PARAMETER;
if (!commit || !reserve)
{
IMAGE_NT_HEADERS *nt = RtlImageNtHeader( NtCurrentTeb()->Peb->ImageBaseAddress );
if (!reserve) reserve = nt->OptionalHeader.SizeOfStackReserve;
if (!commit) commit = nt->OptionalHeader.SizeOfStackCommit;
}
reserve = (reserve + reserve_align - 1) & ~(reserve_align - 1);
commit = (commit + commit_align - 1) & ~(commit_align - 1);
return unix_funcs->virtual_alloc_thread_stack( stack, reserve, commit, NULL );
}
/**********************************************************************
* RtlFreeUserStack (NTDLL.@)
*/
void WINAPI RtlFreeUserStack( void *stack )
{
SIZE_T size = 0;
TRACE("stack %p\n", stack);
NtFreeVirtualMemory( NtCurrentProcess(), &stack, &size, MEM_RELEASE );
}
/***********************************************************************
* __wine_locked_recvmsg
*/
ssize_t CDECL __wine_locked_recvmsg( int fd, struct msghdr *hdr, int flags )
{
return unix_funcs->virtual_locked_recvmsg( fd, hdr, flags );
}
/***********************************************************************
* NtAllocateVirtualMemory (NTDLL.@)
* ZwAllocateVirtualMemory (NTDLL.@)
*/
NTSTATUS WINAPI NtAllocateVirtualMemory( HANDLE process, PVOID *ret, ULONG_PTR zero_bits,
SIZE_T *size_ptr, ULONG type, ULONG protect )
{
return unix_funcs->NtAllocateVirtualMemory( process, ret, zero_bits, size_ptr, type, protect );
}
/***********************************************************************
* NtFreeVirtualMemory (NTDLL.@)
* ZwFreeVirtualMemory (NTDLL.@)
*/
NTSTATUS WINAPI NtFreeVirtualMemory( HANDLE process, PVOID *addr_ptr, SIZE_T *size_ptr, ULONG type )
{
return unix_funcs->NtFreeVirtualMemory( process, addr_ptr, size_ptr, type );
}
/***********************************************************************
* NtProtectVirtualMemory (NTDLL.@)
* ZwProtectVirtualMemory (NTDLL.@)
*/
NTSTATUS WINAPI DECLSPEC_HOTPATCH NtProtectVirtualMemory( HANDLE process, PVOID *addr_ptr, SIZE_T *size_ptr,
ULONG new_prot, ULONG *old_prot )
{
return unix_funcs->NtProtectVirtualMemory( process, addr_ptr, size_ptr, new_prot, old_prot );
}
/***********************************************************************
* NtQueryVirtualMemory (NTDLL.@)
* ZwQueryVirtualMemory (NTDLL.@)
*/
NTSTATUS WINAPI NtQueryVirtualMemory( HANDLE process, LPCVOID addr,
MEMORY_INFORMATION_CLASS info_class,
PVOID buffer, SIZE_T len, SIZE_T *res_len )
{
return unix_funcs->NtQueryVirtualMemory( process, addr, info_class, buffer, len, res_len );
}
/***********************************************************************
* NtLockVirtualMemory (NTDLL.@)
* ZwLockVirtualMemory (NTDLL.@)
*/
NTSTATUS WINAPI NtLockVirtualMemory( HANDLE process, PVOID *addr, SIZE_T *size, ULONG unknown )
{
return unix_funcs->NtLockVirtualMemory( process, addr, size, unknown );
}
/***********************************************************************
* NtUnlockVirtualMemory (NTDLL.@)
* ZwUnlockVirtualMemory (NTDLL.@)
*/
NTSTATUS WINAPI NtUnlockVirtualMemory( HANDLE process, PVOID *addr, SIZE_T *size, ULONG unknown )
{
return unix_funcs->NtUnlockVirtualMemory( process, addr, size, unknown );
}
/***********************************************************************
* NtCreateSection (NTDLL.@)
* ZwCreateSection (NTDLL.@)
*/
NTSTATUS WINAPI NtCreateSection( HANDLE *handle, ACCESS_MASK access, const OBJECT_ATTRIBUTES *attr,
const LARGE_INTEGER *size, ULONG protect,
ULONG sec_flags, HANDLE file )
{
return unix_funcs->NtCreateSection( handle, access, attr, size, protect, sec_flags, file );
}
/***********************************************************************
* NtOpenSection (NTDLL.@)
* ZwOpenSection (NTDLL.@)
*/
NTSTATUS WINAPI NtOpenSection( HANDLE *handle, ACCESS_MASK access, const OBJECT_ATTRIBUTES *attr )
{
return unix_funcs->NtOpenSection( handle, access, attr );
}
/***********************************************************************
* NtMapViewOfSection (NTDLL.@)
* ZwMapViewOfSection (NTDLL.@)
*/
NTSTATUS WINAPI NtMapViewOfSection( HANDLE handle, HANDLE process, PVOID *addr_ptr, ULONG_PTR zero_bits,
SIZE_T commit_size, const LARGE_INTEGER *offset_ptr, SIZE_T *size_ptr,
SECTION_INHERIT inherit, ULONG alloc_type, ULONG protect )
{
return unix_funcs->NtMapViewOfSection( handle, process, addr_ptr, zero_bits, commit_size, offset_ptr,
size_ptr, inherit, alloc_type, protect );
}
/***********************************************************************
* NtUnmapViewOfSection (NTDLL.@)
* ZwUnmapViewOfSection (NTDLL.@)
*/
NTSTATUS WINAPI NtUnmapViewOfSection( HANDLE process, PVOID addr )
{
return unix_funcs->NtUnmapViewOfSection( process, addr );
}
/******************************************************************************
* virtual_fill_image_information
*
* Helper for NtQuerySection.
*/
void virtual_fill_image_information( const pe_image_info_t *pe_info, SECTION_IMAGE_INFORMATION *info )
{
info->TransferAddress = wine_server_get_ptr( pe_info->entry_point );
info->ZeroBits = pe_info->zerobits;
info->MaximumStackSize = pe_info->stack_size;
info->CommittedStackSize = pe_info->stack_commit;
info->SubSystemType = pe_info->subsystem;
info->SubsystemVersionLow = pe_info->subsystem_low;
info->SubsystemVersionHigh = pe_info->subsystem_high;
info->GpValue = pe_info->gp;
info->ImageCharacteristics = pe_info->image_charact;
info->DllCharacteristics = pe_info->dll_charact;
info->Machine = pe_info->machine;
info->ImageContainsCode = pe_info->contains_code;
info->u.ImageFlags = pe_info->image_flags & ~(IMAGE_FLAGS_WineBuiltin|IMAGE_FLAGS_WineFakeDll);
info->LoaderFlags = pe_info->loader_flags;
info->ImageFileSize = pe_info->file_size;
info->CheckSum = pe_info->checksum;
#ifndef _WIN64 /* don't return 64-bit values to 32-bit processes */
if (pe_info->machine == IMAGE_FILE_MACHINE_AMD64 || pe_info->machine == IMAGE_FILE_MACHINE_ARM64)
{
info->TransferAddress = (void *)0x81231234; /* sic */
info->MaximumStackSize = 0x100000;
info->CommittedStackSize = 0x10000;
}
#endif
}
/******************************************************************************
* NtQuerySection (NTDLL.@)
* ZwQuerySection (NTDLL.@)
*/
NTSTATUS WINAPI NtQuerySection( HANDLE handle, SECTION_INFORMATION_CLASS class, void *ptr,
SIZE_T size, SIZE_T *ret_size )
{
return unix_funcs->NtQuerySection( handle, class, ptr, size, ret_size );
}
/***********************************************************************
* NtFlushVirtualMemory (NTDLL.@)
* ZwFlushVirtualMemory (NTDLL.@)
*/
NTSTATUS WINAPI NtFlushVirtualMemory( HANDLE process, LPCVOID *addr_ptr,
SIZE_T *size_ptr, ULONG unknown )
{
return unix_funcs->NtFlushVirtualMemory( process, addr_ptr, size_ptr, unknown );
}
/***********************************************************************
* NtGetWriteWatch (NTDLL.@)
* ZwGetWriteWatch (NTDLL.@)
*/
NTSTATUS WINAPI NtGetWriteWatch( HANDLE process, ULONG flags, PVOID base, SIZE_T size, PVOID *addresses,
ULONG_PTR *count, ULONG *granularity )
{
return unix_funcs->NtGetWriteWatch( process, flags, base, size, addresses, count, granularity );
}
/***********************************************************************
* NtResetWriteWatch (NTDLL.@)
* ZwResetWriteWatch (NTDLL.@)
*/
NTSTATUS WINAPI NtResetWriteWatch( HANDLE process, PVOID base, SIZE_T size )
{
return unix_funcs->NtResetWriteWatch( process, base, size );
}
/***********************************************************************
* NtReadVirtualMemory (NTDLL.@)
* ZwReadVirtualMemory (NTDLL.@)
*/
NTSTATUS WINAPI NtReadVirtualMemory( HANDLE process, const void *addr, void *buffer,
SIZE_T size, SIZE_T *bytes_read )
{
return unix_funcs->NtReadVirtualMemory( process, addr, buffer, size, bytes_read );
}
/***********************************************************************
* NtWriteVirtualMemory (NTDLL.@)
* ZwWriteVirtualMemory (NTDLL.@)
*/
NTSTATUS WINAPI NtWriteVirtualMemory( HANDLE process, void *addr, const void *buffer,
SIZE_T size, SIZE_T *bytes_written )
{
return unix_funcs->NtWriteVirtualMemory( process, addr, buffer, size, bytes_written );
}
/***********************************************************************
* NtAreMappedFilesTheSame (NTDLL.@)
* ZwAreMappedFilesTheSame (NTDLL.@)
*/
NTSTATUS WINAPI NtAreMappedFilesTheSame(PVOID addr1, PVOID addr2)
{
return unix_funcs->NtAreMappedFilesTheSame( addr1, addr2 );
}
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