28e2075280
trunk/talk git-svn-id: http://webrtc.googlecode.com/svn/trunk@4318 4adac7df-926f-26a2-2b94-8c16560cd09d
99 lines
3.1 KiB
C++
99 lines
3.1 KiB
C++
/*
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* libjingle
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* Copyright 2008 Google Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef TALK_BASE_SYSTEMINFO_H__
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#define TALK_BASE_SYSTEMINFO_H__
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#include <string>
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#include "talk/base/basictypes.h"
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namespace talk_base {
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class SystemInfo {
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public:
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enum Architecture {
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SI_ARCH_UNKNOWN = -1,
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SI_ARCH_X86 = 0,
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SI_ARCH_X64 = 1,
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SI_ARCH_ARM = 2
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};
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SystemInfo();
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// The number of CPU Cores in the system.
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int GetMaxPhysicalCpus();
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// The number of CPU Threads in the system.
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int GetMaxCpus();
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// The number of CPU Threads currently available to this process.
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int GetCurCpus();
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// Identity of the CPUs.
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Architecture GetCpuArchitecture();
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std::string GetCpuVendor();
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int GetCpuFamily();
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int GetCpuModel();
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int GetCpuStepping();
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// Return size of CPU cache in bytes. Uses largest available cache (L3).
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int GetCpuCacheSize();
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// Estimated speed of the CPUs, in MHz. e.g. 2400 for 2.4 GHz
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int GetMaxCpuSpeed();
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int GetCurCpuSpeed();
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// Total amount of physical memory, in bytes.
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int64 GetMemorySize();
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// The model name of the machine, e.g. "MacBookAir1,1"
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std::string GetMachineModel();
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// The gpu identifier
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struct GpuInfo {
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GpuInfo() : vendor_id(0), device_id(0) {}
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std::string device_name;
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std::string description;
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int vendor_id;
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int device_id;
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std::string driver;
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std::string driver_version;
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};
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bool GetGpuInfo(GpuInfo *info);
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private:
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int physical_cpus_;
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int logical_cpus_;
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int cache_size_;
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Architecture cpu_arch_;
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std::string cpu_vendor_;
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int cpu_family_;
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int cpu_model_;
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int cpu_stepping_;
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int cpu_speed_;
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int64 memory_;
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std::string machine_model_;
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};
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} // namespace talk_base
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#endif // TALK_BASE_SYSTEMINFO_H__
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