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/**
* @file llsys.h
* @brief System information debugging classes.
*
* $LicenseInfo:firstyear=2001&license=viewergpl$
*
* Copyright (c) 2001-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#ifndef LL_SYS_H
#define LL_SYS_H
//
// The LLOSInfo, LLCPUInfo, and LLMemoryInfo classes are essentially
// the same, but query different machine subsystems. Here's how you
// use an LLCPUInfo object:
//
// LLCPUInfo info;
// llinfos << info << llendl;
//
#include <iosfwd>
#include <string>
class LL_COMMON_API LLOSInfo
{
public:
LLOSInfo();
void stream(std::ostream& s) const;
const std::string& getOSString() const;
const std::string& getOSStringSimple() const;
S32 mMajorVer;
S32 mMinorVer;
S32 mBuild;
#ifndef LL_WINDOWS
static S32 getMaxOpenFiles();
#endif
static U32 getProcessVirtualSizeKB();
static U32 getProcessResidentSizeKB();
private:
std::string mOSString;
std::string mOSStringSimple;
};
class LL_COMMON_API LLCPUInfo
{
public:
LLCPUInfo();
void stream(std::ostream& s) const;
std::string getCPUString() const;
bool hasAltivec() const;
bool hasSSE() const;
bool hasSSE2() const;
S32 getMhz() const;
// Family is "AMD Duron" or "Intel Pentium Pro"
const std::string& getFamily() const { return mFamily; }
private:
bool mHasSSE;
bool mHasSSE2;
bool mHasAltivec;
S32 mCPUMhz;
std::string mFamily;
std::string mCPUString;
};
//=============================================================================
//
// CLASS LLMemoryInfo
class LL_COMMON_API LLMemoryInfo
/*! @brief Class to query the memory subsystem
@details
Here's how you use an LLMemoryInfo:
LLMemoryInfo info;
<br> llinfos << info << llendl;
*/
{
public:
LLMemoryInfo(); ///< Default constructor
void stream(std::ostream& s) const; ///< output text info to s
U32 getPhysicalMemoryKB() const; ///< Memory size in KiloBytes
/*! Memory size in bytes, if total memory is >= 4GB then U32_MAX will
** be returned.
*/
U32 getPhysicalMemoryClamped() const; ///< Memory size in clamped bytes
};
LL_COMMON_API std::ostream& operator<<(std::ostream& s, const LLOSInfo& info);
LL_COMMON_API std::ostream& operator<<(std::ostream& s, const LLCPUInfo& info);
LL_COMMON_API std::ostream& operator<<(std::ostream& s, const LLMemoryInfo& info);
// gunzip srcfile into dstfile. Returns FALSE on error.
LL_COMMON_API BOOL gunzip_file(const std::string& srcfile, const std::string& dstfile);
// gzip srcfile into dstfile. Returns FALSE on error.
LL_COMMON_API BOOL gzip_file(const std::string& srcfile, const std::string& dstfile);
LL_COMMON_API extern LLCPUInfo gSysCPU;
#endif // LL_LLSYS_H
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