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/*
* GNU AFFERO GENERAL PUBLIC LICENSE
* Version 3, 19 November 2007
* Copyright (C) 2007 Free Software Foundation, Inc. <https://fsf.org/>
* Everyone is permitted to copy and distribute verbatim copies
* of this license document, but changing it is not allowed.
*/
using Microsoft.Win32;
using System;
using System.Diagnostics;
using System.IO;
using System.Runtime.InteropServices;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading;
namespace UVtools.Core.SystemOS;
public static class SystemAware
{
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
public class MEMORYSTATUSEX
{
public uint dwLength;
public uint dwMemoryLoad;
public ulong ullTotalPhys;
public ulong ullAvailPhys;
public ulong ullTotalPageFile;
public ulong ullAvailPageFile;
public ulong ullTotalVirtual;
public ulong ullAvailVirtual;
public ulong ullAvailExtendedVirtual;
public MEMORYSTATUSEX()
{
dwLength = (uint)Marshal.SizeOf(typeof(MEMORYSTATUSEX));
}
}
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
static extern bool GlobalMemoryStatusEx([In, Out] MEMORYSTATUSEX lpBuffer); //Used to use ref with comment below
// but ref doesn't work.(Use of [In, Out] instead of ref
//causes access violation exception on windows xp
//comment: most probably caused by MEMORYSTATUSEX being declared as a class
//(at least at pinvoke.net). On Win7, ref and struct work.
// Alternate Version Using "ref," And Works With Alternate Code Below.
// Also See Alternate Version Of [MEMORYSTATUSEX] Structure With
// Fields Documented.
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("kernel32.dll", CharSet = CharSet.Auto, EntryPoint = "GlobalMemoryStatusEx", SetLastError = true)]
static extern bool _GlobalMemoryStatusEx(ref MEMORYSTATUSEX lpBuffer);
public static MEMORYSTATUSEX GetMemoryStatus()
{
var statEX = new MEMORYSTATUSEX();
if (OperatingSystem.IsWindows())
{
GlobalMemoryStatusEx(statEX);
}
else if (OperatingSystem.IsLinux())
{
if (!File.Exists("/proc/meminfo")) return statEX;
try
{
const ushort factor = 1024;
var result = File.ReadAllText("/proc/meminfo");
//var result = "MemTotal: 8288440 kB\nMemFree: 5616380 kB\nMemAvailable: 6885408 kB\nBuffers: 63240 kB\nCached: 1390996 kB\nSwapCached: 0 kB\nActive: 272516 kB\nInactive: 1773312 kB\nActive(anon): 1888 kB\nInactive(anon): 596168 kB\nActive(file): 270628 kB\nInactive(file): 1177144 kB\nUnevictable: 0 kB\nMlocked: 0 kB\nSwapTotal: 2097148 kB\nSwapFree: 2097148 kB\nDirty: 172 kB\nWriteback: 0 kB\nAnonPages: 591608 kB\nMapped: 292288 kB\nShmem: 6464 kB\nKReclaimable: 86228 kB\nSlab: 170544 kB\nSReclaimable: 86228 kB\nSUnreclaim: 84316 kB\nKernelStack: 12160 kB\nPageTables: 13992 kB\nNFS_Unstable: 0 kB\nBounce: 0 kB\nWritebackTmp: 0 kB\nCommitLimit: 6241368 kB\nCommitted_AS: 3588500 kB\nVmallocTotal: 34359738367 kB\nVmallocUsed: 61060 kB\nVmallocChunk: 0 kB\nPercpu: 91136 kB\nHardwareCorrupted: 0 kB\nAnonHugePages: 0 kB\nShmemHugePages: 0 kB\nShmemPmdMapped: 0 kB\nFileHugePages: 0 kB\nFilePmdMapped: 0 kB\nHugePages_Total: 0\nHugePages_Free: 0\nHugePages_Rsvd: 0\nHugePages_Surp: 0\nHugepagesize: 2048 kB\nHugetlb: 0 kB\nDirectMap4k: 216464 kB\nDirectMap2M: 4169728 kB\nDirectMap1G: 5242880 kB";
var matches = Regex.Matches(result, @"(\S+):\s*(\d+).(\S+)");
foreach (Match match in matches)
{
if (!match.Success || match.Groups.Count < 2) continue;
ulong value = ulong.Parse(match.Groups[2].Value) * factor;
switch (match.Groups[1].Value)
{
case "MemTotal":
statEX.ullTotalPhys = value;
statEX.ullTotalVirtual = value;
continue;
case "MemFree":
statEX.ullAvailPhys = value;
continue;
case "MemAvailable":
statEX.ullAvailVirtual = value;
continue;
case "SwapTotal":
statEX.ullTotalPageFile = value;
continue;
case "SwapFree":
statEX.ullAvailPageFile = value;
continue;
}
}
}
catch (Exception e)
{
Debug.WriteLine(e);
}
}
else if(OperatingSystem.IsMacOS())
{
try
{
var result = GetProcessOutput("vm_stat");
if (string.IsNullOrWhiteSpace(result)) return statEX;
//var result = "Mach Virtual Memory Statistics: (page size of 4096 bytes)\nPages free: 3044485.\nPages active: 400375.\nPages inactive: 235679.\nPages speculative: 189311.\nPages throttled: 0.\nPages wired down: 324269.\nPages purgeable: 27417.\n\"Translation faults\": 5500903.\nPages copy-on-write: 388354.\nPages zero filled: 2724856.\nPages reactivated: 410.\nPages purged: 972.\nFile-backed pages: 400847.\nAnonymous pages: 424518.\nPages stored in compressor: 0.\nPages occupied by compressor: 0.\nDecompressions: 0.\nCompressions: 0.\nPageins: 354428.\nPageouts: 0.\nSwapins: 0.\nSwapouts: 0.";
var matchPageSize = Regex.Match(result, @"page size of (\d+) bytes");
if (!matchPageSize.Success || matchPageSize.Groups.Count < 2) return statEX;
ushort pageSize = ushort.Parse(matchPageSize.Groups[1].Value);
var matches = Regex.Matches(result, @"(.*):\s*(\d+)");
foreach (Match match in matches)
{
if (!match.Success || match.Groups.Count < 2) continue;
ulong value = ulong.Parse(match.Groups[2].Value) * pageSize;
if (match.Groups[1].Value.StartsWith("\"Translation faults\"")) break;
if (match.Groups[1].Value.StartsWith("Pages "))
{
statEX.ullTotalPhys += value;
}
switch (match.Groups[1].Value)
{
case "Pages free":
case "Pages inactive":
case "Pages purgeable":
case "Pages throttled":
case "Pages speculative":
statEX.ullAvailPhys += value;
continue;
}
}
statEX.ullTotalVirtual = statEX.ullTotalPhys;
statEX.ullAvailVirtual = statEX.ullAvailPhys;
}
catch (Exception e)
{
Debug.WriteLine(e);
}
}
return statEX;
}
public static string? GetProcessorName()
{
try
{
if (OperatingSystem.IsWindows())
{
/*ManagementObjectSearcher mos =
new ManagementObjectSearcher("root\\CIMV2", "SELECT * FROM Win32_Processor");
foreach (ManagementObject mo in mos.Get())
{
Console.WriteLine(mo["Name"]);
}*/
using var key = Registry.LocalMachine.OpenSubKey(@"HARDWARE\DESCRIPTION\System\CentralProcessor\0");
return key?.GetValue("ProcessorNameString")?.ToString();
}
if (OperatingSystem.IsLinux())
{
if (!File.Exists("/proc/cpuinfo")) return null;
//var result = "processor\t: 0\nvendor_id\t: GenuineIntel\ncpu family\t: 6\nmodel\t\t: 158\nmodel name\t: Intel(R) Core(TM) i9-9900K CPU @ 3.60GHz\nstepping\t: 12\nmicrocode\t: 0xffffffff\ncpu MHz\t\t: 3600.011\ncache size\t: 16384 KB\nphysical id\t: 0\nsiblings\t: 6\ncore id\t\t: 0\ncpu cores\t: 6\napicid\t\t: 0\ninitial apicid\t: 0\nfpu\t\t: yes\nfpu_exception\t: yes\ncpuid level\t: 22\nwp\t\t: yes\nflags\t\t: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss ht syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon nopl xtopology tsc_reliable nonstop_tsc cpuid pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch invpcid_single ssbd ibrs ibpb stibp fsgsbase tsc_adjust bmi1 avx2 smep bmi2 invpcid rdseed adx smap clflushopt xsaveopt xsavec xgetbv1 xsaves arat flush_l1d arch_capabilities\nbugs\t\t: spectre_v1 spectre_v2 spec_store_bypass mds swapgs itlb_multihit srbds\nbogomips\t: 7200.02\nclflush size\t: 64\ncache_alignment\t: 64\naddress sizes\t: 45 bits physical, 48 bits virtual\npower management:\n\nprocessor\t: 1\nvendor_id\t: GenuineIntel\ncpu family\t: 6\nmodel\t\t: 158\nmodel name\t: Intel(R) Core(TM) i9-9900K CPU @ 3.60GHz\nstepping\t: 12\nmicrocode\t: 0xffffffff\ncpu MHz\t\t: 3600.011\ncache size\t: 16384 KB\nphysical id\t: 0\nsiblings\t: 6\ncore id\t\t: 1\ncpu cores\t: 6\napicid\t\t: 1\ninitial apicid\t: 1\nfpu\t\t: yes\nfpu_exception\t: yes\ncpuid level\t: 22\nwp\t\t: yes\nflags\t\t: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss ht syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon nopl xtopology tsc_reliable nonstop_tsc cpuid pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch invpcid_single ssbd ibrs ibpb stibp fsgsbase tsc_adjust bmi1 avx2 smep bmi2 invpcid rdseed adx smap clflushopt xsaveopt xsavec xgetbv1 xsaves arat flush_l1d arch_capabilities\nbugs\t\t: spectre_v1 spectre_v2 spec_store_bypass mds swapgs itlb_multihit srbds\nbogomips\t: 7200.02\nclflush size\t: 64\ncache_alignment\t: 64\naddress sizes\t: 45 bits physical, 48 bits virtual\npower management:\n\nprocessor\t: 2\nvendor_id\t: GenuineIntel\ncpu family\t: 6\nmodel\t\t: 158\nmodel name\t: Intel(R) Core(TM) i9-9900K CPU @ 3.60GHz\nstepping\t: 12\nmicrocode\t: 0xffffffff\ncpu MHz\t\t: 3600.011\ncache size\t: 16384 KB\nphysical id\t: 0\nsiblings\t: 6\ncore id\t\t: 2\ncpu cores\t: 6\napicid\t\t: 2\ninitial apicid\t: 2\nfpu\t\t: yes\nfpu_exception\t: yes\ncpuid level\t: 22\nwp\t\t: yes\nflags\t\t: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss ht syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon nopl xtopology tsc_reliable nonstop_tsc cpuid pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch invpcid_single ssbd ibrs ibpb stibp fsgsbase tsc_adjust bmi1 avx2 smep bmi2 invpcid rdseed adx smap clflushopt xsaveopt xsavec xgetbv1 xsaves arat flush_l1d arch_capabilities\nbugs\t\t: spectre_v1 spectre_v2 spec_store_bypass mds swapgs itlb_multihit srbds\nbogomips\t: 7200.02\nclflush size\t: 64\ncache_alignment\t: 64\naddress sizes\t: 45 bits physical, 48 bits virtual\npower management:\n\nprocessor\t: 3\nvendor_id\t: GenuineIntel\ncpu family\t: 6\nmodel\t\t: 158\nmodel name\t: Intel(R) Core(TM) i9-9900K CPU @ 3.60GHz\nstepping\t: 12\nmicrocode\t: 0xffffffff\ncpu MHz\t\t: 3600.011\ncache size\t: 16384 KB\nphysical id\t: 0\nsiblings\t: 6\ncore id\t\t: 3\ncpu cores\t: 6\napicid\t\t: 3\ninitial apicid\t: 3\nfpu\t\t: yes\nfpu_exception\t: yes\ncpuid level\t: 22\nwp\t\t: yes\nflags\t\t: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss ht syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon nopl xtopology tsc_reliable nonstop_tsc cpuid pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch invpcid_single ssbd ibrs ibpb stibp fsgsbase tsc_adjust bmi1 avx2 smep bmi2 invpcid rdseed adx smap clflushopt xsaveopt xsavec xgetbv1 xsaves arat flush_l1d arch_capabilities\nbugs\t\t: spectre_v1 spectre_v2 spec_store_bypass mds swapgs itlb_multihit srbds\nbogomips\t: 7200.02\nclflush size\t: 64\ncache_alignment\t: 64\naddress sizes\t: 45 bits physical, 48 bits virtual\npower management:\n\nprocessor\t: 4\nvendor_id\t: GenuineIntel\ncpu family\t: 6\nmodel\t\t: 158\nmodel name\t: Intel(R) Core(TM) i9-9900K CPU @ 3.60GHz\nstepping\t: 12\nmicrocode\t: 0xffffffff\ncpu MHz\t\t: 3600.011\ncache size\t: 16384 KB\nphysical id\t: 0\nsiblings\t: 6\ncore id\t\t: 4\ncpu cores\t: 6\napicid\t\t: 4\ninitial apicid\t: 4\nfpu\t\t: yes\nfpu_exception\t: yes\ncpuid level\t: 22\nwp\t\t: yes\nflags\t\t: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss ht syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon nopl xtopology tsc_reliable nonstop_tsc cpuid pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch invpcid_single ssbd ibrs ibpb stibp fsgsbase tsc_adjust bmi1 avx2 smep bmi2 invpcid rdseed adx smap clflushopt xsaveopt xsavec xgetbv1 xsaves arat flush_l1d arch_capabilities\nbugs\t\t: spectre_v1 spectre_v2 spec_store_bypass mds swapgs itlb_multihit srbds\nbogomips\t: 7200.02\nclflush size\t: 64\ncache_alignment\t: 64\naddress sizes\t: 45 bits physical, 48 bits virtual\npower management:\n\nprocessor\t: 5\nvendor_id\t: GenuineIntel\ncpu family\t: 6\nmodel\t\t: 158\nmodel name\t: Intel(R) Core(TM) i9-9900K CPU @ 3.60GHz\nstepping\t: 12\nmicrocode\t: 0xffffffff\ncpu MHz\t\t: 3600.011\ncache size\t: 16384 KB\nphysical id\t: 0\nsiblings\t: 6\ncore id\t\t: 5\ncpu cores\t: 6\napicid\t\t: 5\ninitial apicid\t: 5\nfpu\t\t: yes\nfpu_exception\t: yes\ncpuid level\t: 22\nwp\t\t: yes\nflags\t\t: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss ht syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon nopl xtopology tsc_reliable nonstop_tsc cpuid pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch invpcid_single ssbd ibrs ibpb stibp fsgsbase tsc_adjust bmi1 avx2 smep bmi2 invpcid rdseed adx smap clflushopt xsaveopt xsavec xgetbv1 xsaves arat flush_l1d arch_capabilities\nbugs\t\t: spectre_v1 spectre_v2 spec_store_bypass mds swapgs itlb_multihit srbds\nbogomips\t: 7200.02\nclflush size\t: 64\ncache_alignment\t: 64\naddress sizes\t: 45 bits physical, 48 bits virtual\npower management:";
var result = File.ReadAllText("/proc/cpuinfo");
var match = Regex.Match(result, @"model name.*:.(.*)");
if (!match.Success || match.Groups.Count < 2)
{
return null;
}
return match.Groups[1].ToString();
}
if (OperatingSystem.IsMacOS())
{
return GetProcessOutput("sysctl", "-n machdep.cpu.brand_string")?.TrimEnd('\r', '\n');
}
}
catch (Exception e)
{
Debug.WriteLine(e);
}
return null;
}
public static bool SelectFileOnExplorer(string filePath)
{
if (!File.Exists(filePath))
{
return false;
}
if (OperatingSystem.IsWindows())
{
StartProcess("explorer.exe", $"/select,\"{filePath}\"");
}
else
{
var path = Path.GetDirectoryName(filePath);
if (path is null) return false;
StartProcess(path);
}
return true;
}
public static void OpenBrowser(string url)
{
try
{
if (OperatingSystem.IsWindows())
{
using (Process.Start(new ProcessStartInfo(url) { UseShellExecute = true })) {}
}
else if (OperatingSystem.IsLinux())
{
using (Process.Start("xdg-open", url)) {}
}
else if (OperatingSystem.IsMacOS())
{
using (Process.Start("open", url)) {}
}
else
{
// throw
}
}
catch (Exception e)
{
Debug.WriteLine(e);
}
}
public static void StartProcess(string name, string? arguments = null, bool waitForCompletion = false, int waitTimeout = Timeout.Infinite)
{
try
{
using var process = Process.Start(new ProcessStartInfo(name, arguments!) {UseShellExecute = true});
if (process is null) return;
if (waitForCompletion) process.WaitForExit(waitTimeout);
}
catch (Exception e)
{
Debug.WriteLine(e);
}
}
public static string GetExecutableName(string executable)
{
return OperatingSystem.IsWindows() ? $"{executable}.exe" : executable;
}
public static string? GetProcessOutput(string filename, string? arguments = null)
{
using var proc = Process.Start(new ProcessStartInfo
{
FileName = filename,
Arguments = arguments,
RedirectStandardOutput = true,
UseShellExecute = false,
});
if (proc is null) return null;
var stringBuilder = new StringBuilder();
while (!proc.HasExited)
{
stringBuilder.Append(proc.StandardOutput.ReadToEnd());
}
return stringBuilder.ToString();
}
/// <summary>
/// Gets if is running under Linux and under AppImage format
/// </summary>
public static bool IsRunningLinuxAppImage(out string? path)
{
path = null;
if (!OperatingSystem.IsLinux()) return false;
path = Environment.GetEnvironmentVariable("APPIMAGE");
return !string.IsNullOrWhiteSpace(path);
}
/// <summary>
/// Gets if is running under Linux and under AppImage format
/// </summary>
/// <returns></returns>
public static bool IsRunningLinuxAppImage() => IsRunningLinuxAppImage(out _);
/// <summary>
/// Gets if is running under MacOS and under app format
/// </summary>
public static bool IsRunningMacOSApp => OperatingSystem.IsMacOS() && AppContext.BaseDirectory.EndsWith(".app/Contents/MacOS");
}
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