Sweden-Number/dlls/kernel32/cpu.c

167 lines
4.8 KiB
C

/*
* What processor?
*
* Copyright 1995,1997 Morten Welinder
* Copyright 1997-1998 Marcus Meissner
*
* 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 <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winnt.h"
#include "winternl.h"
#include "psapi.h"
#include "ddk/wdm.h"
#include "wine/unicode.h"
#include "kernel_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(reg);
/***********************************************************************
* K32GetPerformanceInfo (KERNEL32.@)
*/
BOOL WINAPI K32GetPerformanceInfo(PPERFORMANCE_INFORMATION info, DWORD size)
{
SYSTEM_PERFORMANCE_INFORMATION perf;
SYSTEM_BASIC_INFORMATION basic;
SYSTEM_PROCESS_INFORMATION *process, *spi;
DWORD info_size;
NTSTATUS status;
TRACE( "(%p, %d)\n", info, size );
if (size < sizeof(*info))
{
SetLastError( ERROR_BAD_LENGTH );
return FALSE;
}
status = NtQuerySystemInformation( SystemPerformanceInformation, &perf, sizeof(perf), NULL );
if (status) goto err;
status = NtQuerySystemInformation( SystemBasicInformation, &basic, sizeof(basic), NULL );
if (status) goto err;
info->cb = sizeof(*info);
info->CommitTotal = perf.TotalCommittedPages;
info->CommitLimit = perf.TotalCommitLimit;
info->CommitPeak = perf.PeakCommitment;
info->PhysicalTotal = basic.MmNumberOfPhysicalPages;
info->PhysicalAvailable = perf.AvailablePages;
info->SystemCache = 0;
info->KernelTotal = perf.PagedPoolUsage + perf.NonPagedPoolUsage;
info->KernelPaged = perf.PagedPoolUsage;
info->KernelNonpaged = perf.NonPagedPoolUsage;
info->PageSize = basic.PageSize;
/* fields from SYSTEM_PROCESS_INFORMATION */
NtQuerySystemInformation( SystemProcessInformation, NULL, 0, &info_size );
for (;;)
{
process = HeapAlloc( GetProcessHeap(), 0, info_size );
if (!process)
{
SetLastError( ERROR_OUTOFMEMORY );
return FALSE;
}
status = NtQuerySystemInformation( SystemProcessInformation, process, info_size, &info_size );
if (!status) break;
HeapFree( GetProcessHeap(), 0, process );
if (status != STATUS_INFO_LENGTH_MISMATCH)
goto err;
}
info->HandleCount = info->ProcessCount = info->ThreadCount = 0;
spi = process;
for (;;)
{
info->ProcessCount++;
info->HandleCount += spi->HandleCount;
info->ThreadCount += spi->dwThreadCount;
if (spi->NextEntryOffset == 0) break;
spi = (SYSTEM_PROCESS_INFORMATION *)((char *)spi + spi->NextEntryOffset);
}
HeapFree( GetProcessHeap(), 0, process );
return TRUE;
err:
SetLastError( RtlNtStatusToDosError( status ) );
return FALSE;
}
/***********************************************************************
* GetActiveProcessorGroupCount (KERNEL32.@)
*/
WORD WINAPI GetActiveProcessorGroupCount(void)
{
FIXME("semi-stub, always returning 1\n");
return 1;
}
/***********************************************************************
* GetActiveProcessorCount (KERNEL32.@)
*/
DWORD WINAPI GetActiveProcessorCount(WORD group)
{
SYSTEM_INFO si;
DWORD cpus;
GetSystemInfo( &si );
cpus = si.dwNumberOfProcessors;
FIXME("semi-stub, returning %u\n", cpus);
return cpus;
}
/***********************************************************************
* GetMaximumProcessorCount (KERNEL32.@)
*/
DWORD WINAPI GetMaximumProcessorCount(WORD group)
{
SYSTEM_INFO si;
DWORD cpus;
GetSystemInfo( &si );
cpus = si.dwNumberOfProcessors;
FIXME("semi-stub, returning %u\n", cpus);
return cpus;
}
/***********************************************************************
* GetEnabledXStateFeatures (KERNEL32.@)
*/
DWORD64 WINAPI GetEnabledXStateFeatures(void)
{
FIXME("\n");
return 0;
}