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