1462 lines
46 KiB
C
1462 lines
46 KiB
C
/*
|
|
* Win32 memory management functions
|
|
*
|
|
* Copyright 1997 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 <stdlib.h>
|
|
#include <string.h>
|
|
#include <limits.h>
|
|
#include <sys/types.h>
|
|
|
|
#include "ntstatus.h"
|
|
#define WIN32_NO_STATUS
|
|
#define NONAMELESSUNION
|
|
#define NONAMELESSSTRUCT
|
|
#include "windef.h"
|
|
#include "winbase.h"
|
|
#include "winnls.h"
|
|
#include "winternl.h"
|
|
#include "winerror.h"
|
|
#include "ddk/wdm.h"
|
|
|
|
#include "kernelbase.h"
|
|
#include "wine/exception.h"
|
|
#include "wine/debug.h"
|
|
|
|
WINE_DEFAULT_DEBUG_CHANNEL(heap);
|
|
WINE_DECLARE_DEBUG_CHANNEL(virtual);
|
|
|
|
|
|
/***********************************************************************
|
|
* Virtual memory functions
|
|
***********************************************************************/
|
|
|
|
|
|
/***********************************************************************
|
|
* FlushViewOfFile (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH FlushViewOfFile( const void *base, SIZE_T size )
|
|
{
|
|
NTSTATUS status = NtFlushVirtualMemory( GetCurrentProcess(), &base, &size, 0 );
|
|
|
|
if (status == STATUS_NOT_MAPPED_DATA) status = STATUS_SUCCESS;
|
|
return set_ntstatus( status );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetLargePageMinimum (kernelbase.@)
|
|
*/
|
|
SIZE_T WINAPI GetLargePageMinimum(void)
|
|
{
|
|
return 2 * 1024 * 1024;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetNativeSystemInfo (kernelbase.@)
|
|
*/
|
|
void WINAPI DECLSPEC_HOTPATCH GetNativeSystemInfo( SYSTEM_INFO *si )
|
|
{
|
|
GetSystemInfo( si );
|
|
if (!is_wow64) return;
|
|
switch (si->u.s.wProcessorArchitecture)
|
|
{
|
|
case PROCESSOR_ARCHITECTURE_INTEL:
|
|
si->u.s.wProcessorArchitecture = PROCESSOR_ARCHITECTURE_AMD64;
|
|
si->dwProcessorType = PROCESSOR_AMD_X8664;
|
|
break;
|
|
default:
|
|
FIXME( "Add the proper information for %d in wow64 mode\n", si->u.s.wProcessorArchitecture );
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetSystemInfo (kernelbase.@)
|
|
*/
|
|
void WINAPI DECLSPEC_HOTPATCH GetSystemInfo( SYSTEM_INFO *si )
|
|
{
|
|
SYSTEM_BASIC_INFORMATION basic_info;
|
|
SYSTEM_CPU_INFORMATION cpu_info;
|
|
|
|
if (!set_ntstatus( NtQuerySystemInformation( SystemBasicInformation,
|
|
&basic_info, sizeof(basic_info), NULL )) ||
|
|
!set_ntstatus( NtQuerySystemInformation( SystemCpuInformation,
|
|
&cpu_info, sizeof(cpu_info), NULL )))
|
|
return;
|
|
|
|
si->u.s.wProcessorArchitecture = cpu_info.Architecture;
|
|
si->u.s.wReserved = 0;
|
|
si->dwPageSize = basic_info.PageSize;
|
|
si->lpMinimumApplicationAddress = basic_info.LowestUserAddress;
|
|
si->lpMaximumApplicationAddress = basic_info.HighestUserAddress;
|
|
si->dwActiveProcessorMask = basic_info.ActiveProcessorsAffinityMask;
|
|
si->dwNumberOfProcessors = basic_info.NumberOfProcessors;
|
|
si->dwAllocationGranularity = basic_info.AllocationGranularity;
|
|
si->wProcessorLevel = cpu_info.Level;
|
|
si->wProcessorRevision = cpu_info.Revision;
|
|
|
|
switch (cpu_info.Architecture)
|
|
{
|
|
case PROCESSOR_ARCHITECTURE_INTEL:
|
|
switch (cpu_info.Level)
|
|
{
|
|
case 3: si->dwProcessorType = PROCESSOR_INTEL_386; break;
|
|
case 4: si->dwProcessorType = PROCESSOR_INTEL_486; break;
|
|
case 5:
|
|
case 6: si->dwProcessorType = PROCESSOR_INTEL_PENTIUM; break;
|
|
default: si->dwProcessorType = PROCESSOR_INTEL_PENTIUM; break;
|
|
}
|
|
break;
|
|
case PROCESSOR_ARCHITECTURE_PPC:
|
|
switch (cpu_info.Level)
|
|
{
|
|
case 1: si->dwProcessorType = PROCESSOR_PPC_601; break;
|
|
case 3:
|
|
case 6: si->dwProcessorType = PROCESSOR_PPC_603; break;
|
|
case 4: si->dwProcessorType = PROCESSOR_PPC_604; break;
|
|
case 9: si->dwProcessorType = PROCESSOR_PPC_604; break;
|
|
case 20: si->dwProcessorType = PROCESSOR_PPC_620; break;
|
|
default: si->dwProcessorType = 0;
|
|
}
|
|
break;
|
|
case PROCESSOR_ARCHITECTURE_AMD64:
|
|
si->dwProcessorType = PROCESSOR_AMD_X8664;
|
|
break;
|
|
case PROCESSOR_ARCHITECTURE_ARM:
|
|
switch (cpu_info.Level)
|
|
{
|
|
case 4: si->dwProcessorType = PROCESSOR_ARM_7TDMI; break;
|
|
default: si->dwProcessorType = PROCESSOR_ARM920;
|
|
}
|
|
break;
|
|
case PROCESSOR_ARCHITECTURE_ARM64:
|
|
si->dwProcessorType = 0;
|
|
break;
|
|
default:
|
|
FIXME( "Unknown processor architecture %x\n", cpu_info.Architecture );
|
|
si->dwProcessorType = 0;
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetSystemFileCacheSize (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH GetSystemFileCacheSize( SIZE_T *mincache, SIZE_T *maxcache, DWORD *flags )
|
|
{
|
|
FIXME( "stub: %p %p %p\n", mincache, maxcache, flags );
|
|
SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetWriteWatch (kernelbase.@)
|
|
*/
|
|
UINT WINAPI DECLSPEC_HOTPATCH GetWriteWatch( DWORD flags, void *base, SIZE_T size, void **addresses,
|
|
ULONG_PTR *count, ULONG *granularity )
|
|
{
|
|
if (!set_ntstatus( NtGetWriteWatch( GetCurrentProcess(), flags, base, size,
|
|
addresses, count, granularity )))
|
|
return ~0u;
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* MapViewOfFile (kernelbase.@)
|
|
*/
|
|
LPVOID WINAPI DECLSPEC_HOTPATCH MapViewOfFile( HANDLE mapping, DWORD access, DWORD offset_high,
|
|
DWORD offset_low, SIZE_T count )
|
|
{
|
|
return MapViewOfFileEx( mapping, access, offset_high, offset_low, count, NULL );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* MapViewOfFileEx (kernelbase.@)
|
|
*/
|
|
LPVOID WINAPI DECLSPEC_HOTPATCH MapViewOfFileEx( HANDLE handle, DWORD access, DWORD offset_high,
|
|
DWORD offset_low, SIZE_T count, LPVOID addr )
|
|
{
|
|
NTSTATUS status;
|
|
LARGE_INTEGER offset;
|
|
ULONG protect;
|
|
BOOL exec;
|
|
|
|
offset.u.LowPart = offset_low;
|
|
offset.u.HighPart = offset_high;
|
|
|
|
exec = access & FILE_MAP_EXECUTE;
|
|
access &= ~FILE_MAP_EXECUTE;
|
|
|
|
if (access == FILE_MAP_COPY)
|
|
protect = exec ? PAGE_EXECUTE_WRITECOPY : PAGE_WRITECOPY;
|
|
else if (access & FILE_MAP_WRITE)
|
|
protect = exec ? PAGE_EXECUTE_READWRITE : PAGE_READWRITE;
|
|
else if (access & FILE_MAP_READ)
|
|
protect = exec ? PAGE_EXECUTE_READ : PAGE_READONLY;
|
|
else protect = PAGE_NOACCESS;
|
|
|
|
if ((status = NtMapViewOfSection( handle, GetCurrentProcess(), &addr, 0, 0, &offset,
|
|
&count, ViewShare, 0, protect )) < 0)
|
|
{
|
|
SetLastError( RtlNtStatusToDosError(status) );
|
|
addr = NULL;
|
|
}
|
|
return addr;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ReadProcessMemory (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH ReadProcessMemory( HANDLE process, const void *addr, void *buffer,
|
|
SIZE_T size, SIZE_T *bytes_read )
|
|
{
|
|
return set_ntstatus( NtReadVirtualMemory( process, addr, buffer, size, bytes_read ));
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ResetWriteWatch (kernelbase.@)
|
|
*/
|
|
UINT WINAPI DECLSPEC_HOTPATCH ResetWriteWatch( void *base, SIZE_T size )
|
|
{
|
|
if (!set_ntstatus( NtResetWriteWatch( GetCurrentProcess(), base, size )))
|
|
return ~0u;
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetSystemFileCacheSize (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH SetSystemFileCacheSize( SIZE_T mincache, SIZE_T maxcache, DWORD flags )
|
|
{
|
|
FIXME( "stub: %ld %ld %d\n", mincache, maxcache, flags );
|
|
SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* UnmapViewOfFile (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH UnmapViewOfFile( const void *addr )
|
|
{
|
|
if (GetVersion() & 0x80000000)
|
|
{
|
|
MEMORY_BASIC_INFORMATION info;
|
|
if (!VirtualQuery( addr, &info, sizeof(info) ) || info.AllocationBase != addr)
|
|
{
|
|
SetLastError( ERROR_INVALID_ADDRESS );
|
|
return FALSE;
|
|
}
|
|
}
|
|
return set_ntstatus( NtUnmapViewOfSection( GetCurrentProcess(), (void *)addr ));
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* VirtualAlloc (kernelbase.@)
|
|
*/
|
|
LPVOID WINAPI DECLSPEC_HOTPATCH VirtualAlloc( void *addr, SIZE_T size, DWORD type, DWORD protect )
|
|
{
|
|
return VirtualAllocEx( GetCurrentProcess(), addr, size, type, protect );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* VirtualAllocEx (kernelbase.@)
|
|
*/
|
|
LPVOID WINAPI DECLSPEC_HOTPATCH VirtualAllocEx( HANDLE process, void *addr, SIZE_T size,
|
|
DWORD type, DWORD protect )
|
|
{
|
|
LPVOID ret = addr;
|
|
|
|
if (!set_ntstatus( NtAllocateVirtualMemory( process, &ret, 0, &size, type, protect ))) return NULL;
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* VirtualFree (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH VirtualFree( void *addr, SIZE_T size, DWORD type )
|
|
{
|
|
return VirtualFreeEx( GetCurrentProcess(), addr, size, type );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* VirtualFreeEx (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH VirtualFreeEx( HANDLE process, void *addr, SIZE_T size, DWORD type )
|
|
{
|
|
return set_ntstatus( NtFreeVirtualMemory( process, &addr, &size, type ));
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* VirtualLock (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH VirtualLock( void *addr, SIZE_T size )
|
|
{
|
|
return set_ntstatus( NtLockVirtualMemory( GetCurrentProcess(), &addr, &size, 1 ));
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* VirtualProtect (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH VirtualProtect( void *addr, SIZE_T size, DWORD new_prot, DWORD *old_prot )
|
|
{
|
|
return VirtualProtectEx( GetCurrentProcess(), addr, size, new_prot, old_prot );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* VirtualProtectEx (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH VirtualProtectEx( HANDLE process, void *addr, SIZE_T size,
|
|
DWORD new_prot, DWORD *old_prot )
|
|
{
|
|
DWORD prot;
|
|
|
|
/* Win9x allows passing NULL as old_prot while this fails on NT */
|
|
if (!old_prot && (GetVersion() & 0x80000000)) old_prot = &prot;
|
|
return set_ntstatus( NtProtectVirtualMemory( process, &addr, &size, new_prot, old_prot ));
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* VirtualQuery (kernelbase.@)
|
|
*/
|
|
SIZE_T WINAPI DECLSPEC_HOTPATCH VirtualQuery( LPCVOID addr, PMEMORY_BASIC_INFORMATION info, SIZE_T len )
|
|
{
|
|
return VirtualQueryEx( GetCurrentProcess(), addr, info, len );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* VirtualQueryEx (kernelbase.@)
|
|
*/
|
|
SIZE_T WINAPI DECLSPEC_HOTPATCH VirtualQueryEx( HANDLE process, LPCVOID addr,
|
|
PMEMORY_BASIC_INFORMATION info, SIZE_T len )
|
|
{
|
|
SIZE_T ret;
|
|
|
|
if (!set_ntstatus( NtQueryVirtualMemory( process, addr, MemoryBasicInformation, info, len, &ret )))
|
|
return 0;
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* VirtualUnlock (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH VirtualUnlock( void *addr, SIZE_T size )
|
|
{
|
|
return set_ntstatus( NtUnlockVirtualMemory( GetCurrentProcess(), &addr, &size, 1 ));
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* WriteProcessMemory (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH WriteProcessMemory( HANDLE process, void *addr, const void *buffer,
|
|
SIZE_T size, SIZE_T *bytes_written )
|
|
{
|
|
return set_ntstatus( NtWriteVirtualMemory( process, addr, buffer, size, bytes_written ));
|
|
}
|
|
|
|
|
|
/* IsBadStringPtrA replacement for kernelbase, to catch exception in debug traces. */
|
|
BOOL WINAPI IsBadStringPtrA( LPCSTR str, UINT_PTR max )
|
|
{
|
|
if (!str) return TRUE;
|
|
__TRY
|
|
{
|
|
volatile const char *p = str;
|
|
while (p != str + max) if (!*p++) break;
|
|
}
|
|
__EXCEPT_PAGE_FAULT
|
|
{
|
|
return TRUE;
|
|
}
|
|
__ENDTRY
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/* IsBadStringPtrW replacement for kernelbase, to catch exception in debug traces. */
|
|
BOOL WINAPI IsBadStringPtrW( LPCWSTR str, UINT_PTR max )
|
|
{
|
|
if (!str) return TRUE;
|
|
__TRY
|
|
{
|
|
volatile const WCHAR *p = str;
|
|
while (p != str + max) if (!*p++) break;
|
|
}
|
|
__EXCEPT_PAGE_FAULT
|
|
{
|
|
return TRUE;
|
|
}
|
|
__ENDTRY
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* Heap functions
|
|
***********************************************************************/
|
|
|
|
|
|
/***********************************************************************
|
|
* HeapCompact (kernelbase.@)
|
|
*/
|
|
SIZE_T WINAPI DECLSPEC_HOTPATCH HeapCompact( HANDLE heap, DWORD flags )
|
|
{
|
|
return RtlCompactHeap( heap, flags );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* HeapCreate (kernelbase.@)
|
|
*/
|
|
HANDLE WINAPI DECLSPEC_HOTPATCH HeapCreate( DWORD flags, SIZE_T init_size, SIZE_T max_size )
|
|
{
|
|
HANDLE ret = RtlCreateHeap( flags, NULL, max_size, init_size, NULL, NULL );
|
|
if (!ret) SetLastError( ERROR_NOT_ENOUGH_MEMORY );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* HeapDestroy (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH HeapDestroy( HANDLE heap )
|
|
{
|
|
if (!RtlDestroyHeap( heap )) return TRUE;
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* HeapLock (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH HeapLock( HANDLE heap )
|
|
{
|
|
return RtlLockHeap( heap );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* HeapQueryInformation (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI HeapQueryInformation( HANDLE heap, HEAP_INFORMATION_CLASS info_class,
|
|
PVOID info, SIZE_T size, PSIZE_T size_out )
|
|
{
|
|
return set_ntstatus( RtlQueryHeapInformation( heap, info_class, info, size, size_out ));
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* HeapSetInformation (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI HeapSetInformation( HANDLE heap, HEAP_INFORMATION_CLASS infoclass, PVOID info, SIZE_T size )
|
|
{
|
|
return set_ntstatus( RtlSetHeapInformation( heap, infoclass, info, size ));
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* HeapUnlock (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI HeapUnlock( HANDLE heap )
|
|
{
|
|
return RtlUnlockHeap( heap );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* HeapValidate (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH HeapValidate( HANDLE heap, DWORD flags, LPCVOID ptr )
|
|
{
|
|
return RtlValidateHeap( heap, flags, ptr );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* HeapWalk (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH HeapWalk( HANDLE heap, PROCESS_HEAP_ENTRY *entry )
|
|
{
|
|
return set_ntstatus( RtlWalkHeap( heap, entry ));
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* Global/local heap functions
|
|
***********************************************************************/
|
|
|
|
#include "pshpack1.h"
|
|
|
|
struct local_header
|
|
{
|
|
WORD magic;
|
|
void *ptr;
|
|
BYTE flags;
|
|
BYTE lock;
|
|
};
|
|
|
|
#include "poppack.h"
|
|
|
|
#define MAGIC_LOCAL_USED 0x5342
|
|
/* align the storage needed for the HLOCAL on an 8-byte boundary thus
|
|
* LocalAlloc/LocalReAlloc'ing with LMEM_MOVEABLE of memory with
|
|
* size = 8*k, where k=1,2,3,... allocs exactly the given size.
|
|
* The Minolta DiMAGE Image Viewer heavily relies on this, corrupting
|
|
* the output jpeg's > 1 MB if not */
|
|
#define HLOCAL_STORAGE (sizeof(HLOCAL) * 2)
|
|
|
|
static inline struct local_header *get_header( HLOCAL hmem )
|
|
{
|
|
return (struct local_header *)((char *)hmem - 2);
|
|
}
|
|
|
|
static inline HLOCAL get_handle( struct local_header *header )
|
|
{
|
|
return &header->ptr;
|
|
}
|
|
|
|
static inline BOOL is_pointer( HLOCAL hmem )
|
|
{
|
|
return !((ULONG_PTR)hmem & 2);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GlobalAlloc (kernelbase.@)
|
|
*/
|
|
HGLOBAL WINAPI DECLSPEC_HOTPATCH GlobalAlloc( UINT flags, SIZE_T size )
|
|
{
|
|
/* mask out obsolete flags */
|
|
flags &= ~(GMEM_NOCOMPACT | GMEM_NOT_BANKED | GMEM_NOTIFY);
|
|
|
|
/* LocalAlloc allows a 0-size fixed block, but GlobalAlloc doesn't */
|
|
if (!(flags & GMEM_MOVEABLE) && !size) size = 1;
|
|
|
|
return LocalAlloc( flags, size );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GlobalFree (kernelbase.@)
|
|
*/
|
|
HGLOBAL WINAPI DECLSPEC_HOTPATCH GlobalFree( HLOCAL hmem )
|
|
{
|
|
return LocalFree( hmem );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LocalAlloc (kernelbase.@)
|
|
*/
|
|
HLOCAL WINAPI DECLSPEC_HOTPATCH LocalAlloc( UINT flags, SIZE_T size )
|
|
{
|
|
struct local_header *header;
|
|
DWORD heap_flags = 0;
|
|
void *ptr;
|
|
|
|
if (flags & LMEM_ZEROINIT) heap_flags = HEAP_ZERO_MEMORY;
|
|
|
|
if (!(flags & LMEM_MOVEABLE)) /* pointer */
|
|
{
|
|
ptr = HeapAlloc( GetProcessHeap(), heap_flags, size );
|
|
TRACE( "(flags=%04x) returning %p\n", flags, ptr );
|
|
return ptr;
|
|
}
|
|
|
|
if (size > INT_MAX - HLOCAL_STORAGE)
|
|
{
|
|
SetLastError( ERROR_OUTOFMEMORY );
|
|
return 0;
|
|
}
|
|
if (!(header = HeapAlloc( GetProcessHeap(), 0, sizeof(*header) ))) return 0;
|
|
|
|
header->magic = MAGIC_LOCAL_USED;
|
|
header->flags = flags >> 8;
|
|
header->lock = 0;
|
|
|
|
if (size)
|
|
{
|
|
if (!(ptr = HeapAlloc(GetProcessHeap(), heap_flags, size + HLOCAL_STORAGE )))
|
|
{
|
|
HeapFree( GetProcessHeap(), 0, header );
|
|
return 0;
|
|
}
|
|
*(HLOCAL *)ptr = get_handle( header );
|
|
header->ptr = (char *)ptr + HLOCAL_STORAGE;
|
|
}
|
|
else header->ptr = NULL;
|
|
|
|
TRACE( "(flags=%04x) returning handle %p pointer %p\n",
|
|
flags, get_handle( header ), header->ptr );
|
|
return get_handle( header );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LocalFree (kernelbase.@)
|
|
*/
|
|
HLOCAL WINAPI DECLSPEC_HOTPATCH LocalFree( HLOCAL hmem )
|
|
{
|
|
struct local_header *header;
|
|
HLOCAL ret;
|
|
|
|
RtlLockHeap( GetProcessHeap() );
|
|
__TRY
|
|
{
|
|
ret = 0;
|
|
if (is_pointer(hmem)) /* POINTER */
|
|
{
|
|
if (!HeapFree( GetProcessHeap(), HEAP_NO_SERIALIZE, hmem ))
|
|
{
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
ret = hmem;
|
|
}
|
|
}
|
|
else /* HANDLE */
|
|
{
|
|
header = get_header( hmem );
|
|
if (header->magic == MAGIC_LOCAL_USED)
|
|
{
|
|
header->magic = 0xdead;
|
|
if (header->ptr)
|
|
{
|
|
if (!HeapFree( GetProcessHeap(), HEAP_NO_SERIALIZE,
|
|
(char *)header->ptr - HLOCAL_STORAGE ))
|
|
ret = hmem;
|
|
}
|
|
if (!HeapFree( GetProcessHeap(), HEAP_NO_SERIALIZE, header )) ret = hmem;
|
|
}
|
|
else
|
|
{
|
|
WARN( "invalid handle %p (magic: 0x%04x)\n", hmem, header->magic );
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
ret = hmem;
|
|
}
|
|
}
|
|
}
|
|
__EXCEPT_PAGE_FAULT
|
|
{
|
|
WARN( "invalid handle %p\n", hmem );
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
ret = hmem;
|
|
}
|
|
__ENDTRY
|
|
RtlUnlockHeap( GetProcessHeap() );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LocalLock (kernelbase.@)
|
|
*/
|
|
LPVOID WINAPI DECLSPEC_HOTPATCH LocalLock( HLOCAL hmem )
|
|
{
|
|
void *ret = NULL;
|
|
|
|
if (is_pointer( hmem ))
|
|
{
|
|
__TRY
|
|
{
|
|
volatile char *p = hmem;
|
|
*p |= 0;
|
|
}
|
|
__EXCEPT_PAGE_FAULT
|
|
{
|
|
return NULL;
|
|
}
|
|
__ENDTRY
|
|
return hmem;
|
|
}
|
|
|
|
RtlLockHeap( GetProcessHeap() );
|
|
__TRY
|
|
{
|
|
struct local_header *header = get_header( hmem );
|
|
if (header->magic == MAGIC_LOCAL_USED)
|
|
{
|
|
ret = header->ptr;
|
|
if (!header->ptr) SetLastError( ERROR_DISCARDED );
|
|
else if (header->lock < LMEM_LOCKCOUNT) header->lock++;
|
|
}
|
|
else
|
|
{
|
|
WARN( "invalid handle %p (magic: 0x%04x)\n", hmem, header->magic );
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
}
|
|
}
|
|
__EXCEPT_PAGE_FAULT
|
|
{
|
|
WARN("(%p): Page fault occurred ! Caused by bug ?\n", hmem);
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
}
|
|
__ENDTRY
|
|
RtlUnlockHeap( GetProcessHeap() );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LocalReAlloc (kernelbase.@)
|
|
*/
|
|
HLOCAL WINAPI DECLSPEC_HOTPATCH LocalReAlloc( HLOCAL hmem, SIZE_T size, UINT flags )
|
|
{
|
|
struct local_header *header;
|
|
void *ptr;
|
|
HLOCAL ret = 0;
|
|
DWORD heap_flags = (flags & LMEM_ZEROINIT) ? HEAP_ZERO_MEMORY : 0;
|
|
|
|
RtlLockHeap( GetProcessHeap() );
|
|
if (flags & LMEM_MODIFY) /* modify flags */
|
|
{
|
|
if (is_pointer( hmem ) && (flags & LMEM_MOVEABLE))
|
|
{
|
|
/* make a fixed block moveable
|
|
* actually only NT is able to do this. But it's soo simple
|
|
*/
|
|
if (hmem == 0)
|
|
{
|
|
WARN( "null handle\n");
|
|
SetLastError( ERROR_NOACCESS );
|
|
}
|
|
else
|
|
{
|
|
size = RtlSizeHeap( GetProcessHeap(), 0, hmem );
|
|
ret = LocalAlloc( flags, size );
|
|
ptr = LocalLock( ret );
|
|
memcpy( ptr, hmem, size );
|
|
LocalUnlock( ret );
|
|
LocalFree( hmem );
|
|
}
|
|
}
|
|
else if (!is_pointer( hmem ) && (flags & LMEM_DISCARDABLE))
|
|
{
|
|
/* change the flags to make our block "discardable" */
|
|
header = get_header( hmem );
|
|
header->flags |= LMEM_DISCARDABLE >> 8;
|
|
ret = hmem;
|
|
}
|
|
else SetLastError( ERROR_INVALID_PARAMETER );
|
|
}
|
|
else
|
|
{
|
|
if (is_pointer( hmem ))
|
|
{
|
|
/* reallocate fixed memory */
|
|
if (!(flags & LMEM_MOVEABLE)) heap_flags |= HEAP_REALLOC_IN_PLACE_ONLY;
|
|
ret = HeapReAlloc( GetProcessHeap(), heap_flags, hmem, size );
|
|
}
|
|
else
|
|
{
|
|
/* reallocate a moveable block */
|
|
header = get_header( hmem );
|
|
if (size != 0)
|
|
{
|
|
if (size <= INT_MAX - HLOCAL_STORAGE)
|
|
{
|
|
if (header->ptr)
|
|
{
|
|
if ((ptr = HeapReAlloc( GetProcessHeap(), heap_flags,
|
|
(char *)header->ptr - HLOCAL_STORAGE,
|
|
size + HLOCAL_STORAGE )))
|
|
{
|
|
header->ptr = (char *)ptr + HLOCAL_STORAGE;
|
|
ret = hmem;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if ((ptr = HeapAlloc( GetProcessHeap(), heap_flags, size + HLOCAL_STORAGE )))
|
|
{
|
|
*(HLOCAL *)ptr = hmem;
|
|
header->ptr = (char *)ptr + HLOCAL_STORAGE;
|
|
ret = hmem;
|
|
}
|
|
}
|
|
}
|
|
else SetLastError( ERROR_OUTOFMEMORY );
|
|
}
|
|
else
|
|
{
|
|
if (header->lock == 0)
|
|
{
|
|
if (header->ptr)
|
|
{
|
|
HeapFree( GetProcessHeap(), 0, (char *)header->ptr - HLOCAL_STORAGE );
|
|
header->ptr = NULL;
|
|
}
|
|
ret = hmem;
|
|
}
|
|
else WARN( "not freeing memory associated with locked handle\n" );
|
|
}
|
|
}
|
|
}
|
|
RtlUnlockHeap( GetProcessHeap() );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LocalUnlock (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH LocalUnlock( HLOCAL hmem )
|
|
{
|
|
BOOL ret = FALSE;
|
|
|
|
if (is_pointer( hmem ))
|
|
{
|
|
SetLastError( ERROR_NOT_LOCKED );
|
|
return FALSE;
|
|
}
|
|
|
|
RtlLockHeap( GetProcessHeap() );
|
|
__TRY
|
|
{
|
|
struct local_header *header = get_header( hmem );
|
|
if (header->magic == MAGIC_LOCAL_USED)
|
|
{
|
|
if (header->lock)
|
|
{
|
|
header->lock--;
|
|
ret = (header->lock != 0);
|
|
if (!ret) SetLastError( NO_ERROR );
|
|
}
|
|
else
|
|
{
|
|
WARN( "%p not locked\n", hmem );
|
|
SetLastError( ERROR_NOT_LOCKED );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
WARN( "invalid handle %p (Magic: 0x%04x)\n", hmem, header->magic );
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
}
|
|
}
|
|
__EXCEPT_PAGE_FAULT
|
|
{
|
|
WARN("(%p): Page fault occurred ! Caused by bug ?\n", hmem);
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
}
|
|
__ENDTRY
|
|
RtlUnlockHeap( GetProcessHeap() );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* Memory resource functions
|
|
***********************************************************************/
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateMemoryResourceNotification (kernelbase.@)
|
|
*/
|
|
HANDLE WINAPI DECLSPEC_HOTPATCH CreateMemoryResourceNotification( MEMORY_RESOURCE_NOTIFICATION_TYPE type )
|
|
{
|
|
HANDLE ret;
|
|
UNICODE_STRING nameW;
|
|
OBJECT_ATTRIBUTES attr;
|
|
|
|
switch (type)
|
|
{
|
|
case LowMemoryResourceNotification:
|
|
RtlInitUnicodeString( &nameW, L"\\KernelObjects\\LowMemoryCondition" );
|
|
break;
|
|
case HighMemoryResourceNotification:
|
|
RtlInitUnicodeString( &nameW, L"\\KernelObjects\\HighMemoryCondition" );
|
|
break;
|
|
default:
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return 0;
|
|
}
|
|
|
|
InitializeObjectAttributes( &attr, &nameW, 0, 0, NULL );
|
|
if (!set_ntstatus( NtOpenEvent( &ret, EVENT_ALL_ACCESS, &attr ))) return 0;
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* QueryMemoryResourceNotification (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH QueryMemoryResourceNotification( HANDLE handle, BOOL *state )
|
|
{
|
|
switch (WaitForSingleObject( handle, 0 ))
|
|
{
|
|
case WAIT_OBJECT_0:
|
|
*state = TRUE;
|
|
return TRUE;
|
|
case WAIT_TIMEOUT:
|
|
*state = FALSE;
|
|
return TRUE;
|
|
}
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* Physical memory functions
|
|
***********************************************************************/
|
|
|
|
|
|
/***********************************************************************
|
|
* AllocateUserPhysicalPages (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH AllocateUserPhysicalPages( HANDLE process, ULONG_PTR *pages,
|
|
ULONG_PTR *userarray )
|
|
{
|
|
FIXME( "stub: %p %p %p\n", process, pages, userarray );
|
|
SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* FreeUserPhysicalPages (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH FreeUserPhysicalPages( HANDLE process, ULONG_PTR *pages,
|
|
ULONG_PTR *userarray )
|
|
{
|
|
FIXME( "stub: %p %p %p\n", process, pages, userarray );
|
|
*pages = 0;
|
|
SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetPhysicallyInstalledSystemMemory (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH GetPhysicallyInstalledSystemMemory( ULONGLONG *memory )
|
|
{
|
|
MEMORYSTATUSEX status;
|
|
|
|
if (!memory)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
status.dwLength = sizeof(status);
|
|
GlobalMemoryStatusEx( &status );
|
|
*memory = status.ullTotalPhys / 1024;
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GlobalMemoryStatusEx (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH GlobalMemoryStatusEx( MEMORYSTATUSEX *status )
|
|
{
|
|
static MEMORYSTATUSEX cached_status;
|
|
static DWORD last_check;
|
|
SYSTEM_BASIC_INFORMATION basic_info;
|
|
SYSTEM_PERFORMANCE_INFORMATION perf_info;
|
|
|
|
if (status->dwLength != sizeof(*status))
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
if ((NtGetTickCount() - last_check) < 1000)
|
|
{
|
|
*status = cached_status;
|
|
return TRUE;
|
|
}
|
|
last_check = NtGetTickCount();
|
|
|
|
if (!set_ntstatus( NtQuerySystemInformation( SystemBasicInformation,
|
|
&basic_info, sizeof(basic_info), NULL )) ||
|
|
!set_ntstatus( NtQuerySystemInformation( SystemPerformanceInformation,
|
|
&perf_info, sizeof(perf_info), NULL)))
|
|
return FALSE;
|
|
|
|
status->dwMemoryLoad = 0;
|
|
status->ullTotalPhys = perf_info.TotalCommitLimit;
|
|
status->ullAvailPhys = perf_info.AvailablePages;
|
|
status->ullTotalPageFile = perf_info.TotalCommitLimit + 1; /* Titan Quest refuses to run if TotalPageFile <= TotalPhys */
|
|
status->ullAvailPageFile = status->ullTotalPageFile - perf_info.TotalCommittedPages;
|
|
status->ullTotalVirtual = (ULONG_PTR)basic_info.HighestUserAddress - (ULONG_PTR)basic_info.LowestUserAddress;
|
|
status->ullAvailVirtual = status->ullTotalVirtual - 64 * 1024; /* FIXME */
|
|
status->ullAvailExtendedVirtual = 0;
|
|
|
|
status->ullTotalPhys *= basic_info.PageSize;
|
|
status->ullAvailPhys *= basic_info.PageSize;
|
|
status->ullTotalPageFile *= basic_info.PageSize;
|
|
status->ullAvailPageFile *= basic_info.PageSize;
|
|
|
|
if (status->ullTotalPhys)
|
|
status->dwMemoryLoad = (status->ullTotalPhys - status->ullAvailPhys) / (status->ullTotalPhys / 100);
|
|
|
|
TRACE_(virtual)( "MemoryLoad %d, TotalPhys %s, AvailPhys %s, TotalPageFile %s,"
|
|
"AvailPageFile %s, TotalVirtual %s, AvailVirtual %s\n",
|
|
status->dwMemoryLoad, wine_dbgstr_longlong(status->ullTotalPhys),
|
|
wine_dbgstr_longlong(status->ullAvailPhys), wine_dbgstr_longlong(status->ullTotalPageFile),
|
|
wine_dbgstr_longlong(status->ullAvailPageFile), wine_dbgstr_longlong(status->ullTotalVirtual),
|
|
wine_dbgstr_longlong(status->ullAvailVirtual) );
|
|
|
|
cached_status = *status;
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* MapUserPhysicalPages (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH MapUserPhysicalPages( void *addr, ULONG_PTR page_count, ULONG_PTR *pages )
|
|
{
|
|
FIXME( "stub: %p %lu %p\n", addr, page_count, pages );
|
|
*pages = 0;
|
|
SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* NUMA functions
|
|
***********************************************************************/
|
|
|
|
|
|
/***********************************************************************
|
|
* AllocateUserPhysicalPagesNuma (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH AllocateUserPhysicalPagesNuma( HANDLE process, ULONG_PTR *pages,
|
|
ULONG_PTR *userarray, DWORD node )
|
|
{
|
|
if (node) FIXME( "Ignoring preferred node %u\n", node );
|
|
return AllocateUserPhysicalPages( process, pages, userarray );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateFileMappingNumaW (kernelbase.@)
|
|
*/
|
|
HANDLE WINAPI DECLSPEC_HOTPATCH CreateFileMappingNumaW( HANDLE file, LPSECURITY_ATTRIBUTES sa,
|
|
DWORD protect, DWORD size_high, DWORD size_low,
|
|
LPCWSTR name, DWORD node )
|
|
{
|
|
if (node) FIXME( "Ignoring preferred node %u\n", node );
|
|
return CreateFileMappingW( file, sa, protect, size_high, size_low, name );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetLogicalProcessorInformation (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH GetLogicalProcessorInformation( SYSTEM_LOGICAL_PROCESSOR_INFORMATION *buffer,
|
|
DWORD *len )
|
|
{
|
|
NTSTATUS status;
|
|
|
|
if (!len)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
status = NtQuerySystemInformation( SystemLogicalProcessorInformation, buffer, *len, len );
|
|
if (status == STATUS_INFO_LENGTH_MISMATCH) status = STATUS_BUFFER_TOO_SMALL;
|
|
return set_ntstatus( status );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetLogicalProcessorInformationEx (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH GetLogicalProcessorInformationEx( LOGICAL_PROCESSOR_RELATIONSHIP relationship,
|
|
SYSTEM_LOGICAL_PROCESSOR_INFORMATION_EX *buffer, DWORD *len )
|
|
{
|
|
NTSTATUS status;
|
|
|
|
if (!len)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
status = NtQuerySystemInformationEx( SystemLogicalProcessorInformationEx, &relationship,
|
|
sizeof(relationship), buffer, *len, len );
|
|
if (status == STATUS_INFO_LENGTH_MISMATCH) status = STATUS_BUFFER_TOO_SMALL;
|
|
return set_ntstatus( status );
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* GetNumaHighestNodeNumber (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH GetNumaHighestNodeNumber( ULONG *node )
|
|
{
|
|
FIXME( "semi-stub: %p\n", node );
|
|
*node = 0;
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* GetNumaNodeProcessorMaskEx (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH GetNumaNodeProcessorMaskEx( USHORT node, GROUP_AFFINITY *mask )
|
|
{
|
|
FIXME( "stub: %hu %p\n", node, mask );
|
|
SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetNumaProximityNodeEx (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH GetNumaProximityNodeEx( ULONG proximity_id, USHORT *node )
|
|
{
|
|
SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* MapViewOfFileExNuma (kernelbase.@)
|
|
*/
|
|
LPVOID WINAPI DECLSPEC_HOTPATCH MapViewOfFileExNuma( HANDLE handle, DWORD access, DWORD offset_high,
|
|
DWORD offset_low, SIZE_T count, LPVOID addr,
|
|
DWORD node )
|
|
{
|
|
if (node) FIXME( "Ignoring preferred node %u\n", node );
|
|
return MapViewOfFileEx( handle, access, offset_high, offset_low, count, addr );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* VirtualAllocExNuma (kernelbase.@)
|
|
*/
|
|
LPVOID WINAPI DECLSPEC_HOTPATCH VirtualAllocExNuma( HANDLE process, void *addr, SIZE_T size,
|
|
DWORD type, DWORD protect, DWORD node )
|
|
{
|
|
if (node) FIXME( "Ignoring preferred node %u\n", node );
|
|
return VirtualAllocEx( process, addr, size, type, protect );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CPU functions
|
|
***********************************************************************/
|
|
|
|
|
|
#if defined(__i386__) || defined(__x86_64__)
|
|
/***********************************************************************
|
|
* GetEnabledXStateFeatures (kernelbase.@)
|
|
*/
|
|
DWORD64 WINAPI GetEnabledXStateFeatures(void)
|
|
{
|
|
TRACE( "\n" );
|
|
return RtlGetEnabledExtendedFeatures( ~(ULONG64)0 );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* InitializeContext2 (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI InitializeContext2( void *buffer, DWORD context_flags, CONTEXT **context, DWORD *length,
|
|
ULONG64 compaction_mask )
|
|
{
|
|
ULONG orig_length;
|
|
NTSTATUS status;
|
|
|
|
TRACE( "buffer %p, context_flags %#x, context %p, ret_length %p, compaction_mask %s.\n",
|
|
buffer, context_flags, context, length, wine_dbgstr_longlong(compaction_mask) );
|
|
|
|
orig_length = *length;
|
|
|
|
if ((status = RtlGetExtendedContextLength2( context_flags, length, compaction_mask )))
|
|
{
|
|
if (status == STATUS_NOT_SUPPORTED && context_flags & 0x40)
|
|
{
|
|
context_flags &= ~0x40;
|
|
status = RtlGetExtendedContextLength2( context_flags, length, compaction_mask );
|
|
}
|
|
|
|
if (status)
|
|
return set_ntstatus( status );
|
|
}
|
|
|
|
if (!buffer || orig_length < *length)
|
|
{
|
|
SetLastError( ERROR_INSUFFICIENT_BUFFER );
|
|
return FALSE;
|
|
}
|
|
|
|
if ((status = RtlInitializeExtendedContext2( buffer, context_flags, (CONTEXT_EX **)context, compaction_mask )))
|
|
return set_ntstatus( status );
|
|
|
|
*context = (CONTEXT *)((BYTE *)*context + (*(CONTEXT_EX **)context)->Legacy.Offset);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* InitializeContext (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI InitializeContext( void *buffer, DWORD context_flags, CONTEXT **context, DWORD *length )
|
|
{
|
|
return InitializeContext2( buffer, context_flags, context, length, ~(ULONG64)0 );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CopyContext (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI CopyContext( CONTEXT *dst, DWORD context_flags, CONTEXT *src )
|
|
{
|
|
DWORD context_size, arch_flag, flags_offset, dst_flags, src_flags;
|
|
static const DWORD arch_mask = 0x110000;
|
|
NTSTATUS status;
|
|
BYTE *d, *s;
|
|
|
|
TRACE("dst %p, context_flags %#x, src %p.\n", dst, context_flags, src);
|
|
|
|
if (context_flags & 0x40 && !RtlGetEnabledExtendedFeatures( ~(ULONG64)0 ))
|
|
{
|
|
SetLastError(ERROR_NOT_SUPPORTED);
|
|
return FALSE;
|
|
}
|
|
|
|
arch_flag = context_flags & arch_mask;
|
|
|
|
switch (arch_flag)
|
|
{
|
|
case 0x10000: context_size = 0x2cc; flags_offset = 0; break;
|
|
case 0x100000: context_size = 0x4d0; flags_offset = 0x30; break;
|
|
default:
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
|
|
d = (BYTE *)dst;
|
|
s = (BYTE *)src;
|
|
dst_flags = *(DWORD *)(d + flags_offset);
|
|
src_flags = *(DWORD *)(s + flags_offset);
|
|
|
|
if ((dst_flags & arch_mask) != arch_flag
|
|
|| (src_flags & arch_mask) != arch_flag)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
|
|
context_flags &= src_flags;
|
|
|
|
if (context_flags & ~dst_flags & 0x40)
|
|
{
|
|
SetLastError(ERROR_MORE_DATA);
|
|
return FALSE;
|
|
}
|
|
|
|
if ((status = RtlCopyExtendedContext( (CONTEXT_EX *)(d + context_size), context_flags,
|
|
(CONTEXT_EX *)(s + context_size) )))
|
|
return set_ntstatus( status );
|
|
|
|
return TRUE;
|
|
}
|
|
#endif
|
|
|
|
|
|
#if defined(__x86_64__)
|
|
/***********************************************************************
|
|
* LocateXStateFeature (kernelbase.@)
|
|
*/
|
|
void * WINAPI LocateXStateFeature( CONTEXT *context, DWORD feature_id, DWORD *length )
|
|
{
|
|
if (!(context->ContextFlags & CONTEXT_AMD64))
|
|
return NULL;
|
|
|
|
if (feature_id >= 2)
|
|
return ((context->ContextFlags & CONTEXT_XSTATE) == CONTEXT_XSTATE)
|
|
? RtlLocateExtendedFeature( (CONTEXT_EX *)(context + 1), feature_id, length ) : NULL;
|
|
|
|
if (feature_id == 1)
|
|
{
|
|
if (length)
|
|
*length = sizeof(M128A) * 16;
|
|
|
|
return &context->u.FltSave.XmmRegisters;
|
|
}
|
|
|
|
if (length)
|
|
*length = offsetof(XSAVE_FORMAT, XmmRegisters);
|
|
|
|
return &context->u.FltSave;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetXStateFeaturesMask (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI SetXStateFeaturesMask( CONTEXT *context, DWORD64 feature_mask )
|
|
{
|
|
if (!(context->ContextFlags & CONTEXT_AMD64))
|
|
return FALSE;
|
|
|
|
if (feature_mask & 0x3)
|
|
context->ContextFlags |= CONTEXT_FLOATING_POINT;
|
|
|
|
if ((context->ContextFlags & CONTEXT_XSTATE) != CONTEXT_XSTATE)
|
|
return !(feature_mask & ~(DWORD64)3);
|
|
|
|
RtlSetExtendedFeaturesMask( (CONTEXT_EX *)(context + 1), feature_mask );
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetXStateFeaturesMask (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI GetXStateFeaturesMask( CONTEXT *context, DWORD64 *feature_mask )
|
|
{
|
|
if (!(context->ContextFlags & CONTEXT_AMD64))
|
|
return FALSE;
|
|
|
|
*feature_mask = (context->ContextFlags & CONTEXT_FLOATING_POINT) == CONTEXT_FLOATING_POINT
|
|
? 3 : 0;
|
|
|
|
if ((context->ContextFlags & CONTEXT_XSTATE) == CONTEXT_XSTATE)
|
|
*feature_mask |= RtlGetExtendedFeaturesMask( (CONTEXT_EX *)(context + 1) );
|
|
|
|
return TRUE;
|
|
}
|
|
#elif defined(__i386__)
|
|
/***********************************************************************
|
|
* LocateXStateFeature (kernelbase.@)
|
|
*/
|
|
void * WINAPI LocateXStateFeature( CONTEXT *context, DWORD feature_id, DWORD *length )
|
|
{
|
|
if (!(context->ContextFlags & CONTEXT_X86))
|
|
return NULL;
|
|
|
|
if (feature_id >= 2)
|
|
return ((context->ContextFlags & CONTEXT_XSTATE) == CONTEXT_XSTATE)
|
|
? RtlLocateExtendedFeature( (CONTEXT_EX *)(context + 1), feature_id, length ) : NULL;
|
|
|
|
if (feature_id == 1)
|
|
{
|
|
if (length)
|
|
*length = sizeof(M128A) * 8;
|
|
|
|
return (BYTE *)&context->ExtendedRegisters + offsetof(XSAVE_FORMAT, XmmRegisters);
|
|
}
|
|
|
|
if (length)
|
|
*length = offsetof(XSAVE_FORMAT, XmmRegisters);
|
|
|
|
return &context->ExtendedRegisters;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetXStateFeaturesMask (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI SetXStateFeaturesMask( CONTEXT *context, DWORD64 feature_mask )
|
|
{
|
|
if (!(context->ContextFlags & CONTEXT_X86))
|
|
return FALSE;
|
|
|
|
if (feature_mask & 0x3)
|
|
context->ContextFlags |= CONTEXT_EXTENDED_REGISTERS;
|
|
|
|
if ((context->ContextFlags & CONTEXT_XSTATE) != CONTEXT_XSTATE)
|
|
return !(feature_mask & ~(DWORD64)3);
|
|
|
|
RtlSetExtendedFeaturesMask( (CONTEXT_EX *)(context + 1), feature_mask );
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetXStateFeaturesMask (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI GetXStateFeaturesMask( CONTEXT *context, DWORD64 *feature_mask )
|
|
{
|
|
if (!(context->ContextFlags & CONTEXT_X86))
|
|
return FALSE;
|
|
|
|
*feature_mask = (context->ContextFlags & CONTEXT_EXTENDED_REGISTERS) == CONTEXT_EXTENDED_REGISTERS
|
|
? 3 : 0;
|
|
|
|
if ((context->ContextFlags & CONTEXT_XSTATE) == CONTEXT_XSTATE)
|
|
*feature_mask |= RtlGetExtendedFeaturesMask( (CONTEXT_EX *)(context + 1) );
|
|
|
|
return TRUE;
|
|
}
|
|
#endif
|
|
|
|
/***********************************************************************
|
|
* Firmware functions
|
|
***********************************************************************/
|
|
|
|
|
|
/***********************************************************************
|
|
* EnumSystemFirmwareTable (kernelbase.@)
|
|
*/
|
|
UINT WINAPI EnumSystemFirmwareTables( DWORD provider, void *buffer, DWORD size )
|
|
{
|
|
FIXME( "(0x%08x, %p, %d)\n", provider, buffer, size );
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetSystemFirmwareTable (kernelbase.@)
|
|
*/
|
|
UINT WINAPI GetSystemFirmwareTable( DWORD provider, DWORD id, void *buffer, DWORD size )
|
|
{
|
|
SYSTEM_FIRMWARE_TABLE_INFORMATION *info;
|
|
ULONG buffer_size = offsetof( SYSTEM_FIRMWARE_TABLE_INFORMATION, TableBuffer ) + size;
|
|
|
|
TRACE( "(0x%08x, 0x%08x, %p, %d)\n", provider, id, buffer, size );
|
|
|
|
if (!(info = RtlAllocateHeap( GetProcessHeap(), 0, buffer_size )))
|
|
{
|
|
SetLastError( ERROR_OUTOFMEMORY );
|
|
return 0;
|
|
}
|
|
|
|
info->ProviderSignature = provider;
|
|
info->Action = SystemFirmwareTable_Get;
|
|
info->TableID = id;
|
|
|
|
set_ntstatus( NtQuerySystemInformation( SystemFirmwareTableInformation,
|
|
info, buffer_size, &buffer_size ));
|
|
buffer_size -= offsetof( SYSTEM_FIRMWARE_TABLE_INFORMATION, TableBuffer );
|
|
if (buffer_size <= size) memcpy( buffer, info->TableBuffer, buffer_size );
|
|
|
|
HeapFree( GetProcessHeap(), 0, info );
|
|
return buffer_size;
|
|
}
|