henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 1 | /* |
| 2 | * libjingle |
| 3 | * Copyright 2008 Google Inc. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions are met: |
| 7 | * |
| 8 | * 1. Redistributions of source code must retain the above copyright notice, |
| 9 | * this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| 11 | * this list of conditions and the following disclaimer in the documentation |
| 12 | * and/or other materials provided with the distribution. |
| 13 | * 3. The name of the author may not be used to endorse or promote products |
| 14 | * derived from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 | */ |
| 27 | |
| 28 | #ifndef TALK_BASE_SYSTEMINFO_H__ |
| 29 | #define TALK_BASE_SYSTEMINFO_H__ |
| 30 | |
| 31 | #include <string> |
| 32 | |
| 33 | #include "talk/base/basictypes.h" |
| 34 | |
| 35 | namespace talk_base { |
| 36 | |
| 37 | class SystemInfo { |
| 38 | public: |
| 39 | enum Architecture { |
| 40 | SI_ARCH_UNKNOWN = -1, |
| 41 | SI_ARCH_X86 = 0, |
| 42 | SI_ARCH_X64 = 1, |
| 43 | SI_ARCH_ARM = 2 |
| 44 | }; |
| 45 | |
| 46 | SystemInfo(); |
| 47 | |
| 48 | // The number of CPU Cores in the system. |
| 49 | int GetMaxPhysicalCpus(); |
| 50 | // The number of CPU Threads in the system. |
| 51 | int GetMaxCpus(); |
| 52 | // The number of CPU Threads currently available to this process. |
| 53 | int GetCurCpus(); |
| 54 | // Identity of the CPUs. |
| 55 | Architecture GetCpuArchitecture(); |
| 56 | std::string GetCpuVendor(); |
| 57 | int GetCpuFamily(); |
| 58 | int GetCpuModel(); |
| 59 | int GetCpuStepping(); |
| 60 | // Return size of CPU cache in bytes. Uses largest available cache (L3). |
| 61 | int GetCpuCacheSize(); |
| 62 | // Estimated speed of the CPUs, in MHz. e.g. 2400 for 2.4 GHz |
| 63 | int GetMaxCpuSpeed(); |
| 64 | int GetCurCpuSpeed(); |
| 65 | // Total amount of physical memory, in bytes. |
| 66 | int64 GetMemorySize(); |
| 67 | // The model name of the machine, e.g. "MacBookAir1,1" |
| 68 | std::string GetMachineModel(); |
| 69 | |
| 70 | // The gpu identifier |
| 71 | struct GpuInfo { |
| 72 | GpuInfo() : vendor_id(0), device_id(0) {} |
| 73 | std::string device_name; |
| 74 | std::string description; |
| 75 | int vendor_id; |
| 76 | int device_id; |
| 77 | std::string driver; |
| 78 | std::string driver_version; |
| 79 | }; |
| 80 | bool GetGpuInfo(GpuInfo *info); |
| 81 | |
| 82 | private: |
| 83 | int physical_cpus_; |
| 84 | int logical_cpus_; |
| 85 | int cache_size_; |
| 86 | Architecture cpu_arch_; |
| 87 | std::string cpu_vendor_; |
| 88 | int cpu_family_; |
| 89 | int cpu_model_; |
| 90 | int cpu_stepping_; |
| 91 | int cpu_speed_; |
| 92 | int64 memory_; |
| 93 | std::string machine_model_; |
| 94 | }; |
| 95 | |
| 96 | } // namespace talk_base |
| 97 | |
| 98 | #endif // TALK_BASE_SYSTEMINFO_H__ |