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// Copyright (c) 2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/sys_info.h"
#include <windows.h>
#include "base/logging.h"
namespace base {
// static
int SysInfo::NumberOfProcessors() {
SYSTEM_INFO info;
GetSystemInfo(&info);
return static_cast<int>(info.dwNumberOfProcessors);
}
// static
int64 SysInfo::AmountOfPhysicalMemory() {
MEMORYSTATUSEX memory_info;
memory_info.dwLength = sizeof(memory_info);
if (!GlobalMemoryStatusEx(&memory_info)) {
NOTREACHED();
return 0;
}
int64 rv = static_cast<int64>(memory_info.ullTotalPhys);
if (rv < 0)
rv = kint64max;
return rv;
}
// static
int64 SysInfo::AmountOfFreeDiskSpace(const std::wstring& path) {
ULARGE_INTEGER available, total, free;
if (!GetDiskFreeSpaceExW(path.c_str(), &available, &total, &free)) {
return -1;
}
int64 rv = static_cast<int64>(available.QuadPart);
if (rv < 0)
rv = kint64max;
return rv;
}
} // namespace base
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