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常用工具集/Utility/CZGL.SystemInfo/Memory/LinuxMemory.cs

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+using CZGL.SystemInfo.Memory;
+using System.Runtime.InteropServices;
+
+namespace CZGL.SystemInfo
+{
+
+    /// <summary>
+    /// 
+    /// </summary>
+    public partial class LinuxMemory
+    {
+        /// <summary>
+        /// 
+        /// </summary>
+        /// <returns></returns>
+        public static MemoryValue GetMemory()
+        {
+            Sysinfo info = new Sysinfo();
+            if (sysinfo(ref info) != 0)
+            {
+                return default;
+            }
+            var usedPercentage = (((double)info.totalram - info.freeram) / (double)info.totalram) * 100;
+            MemoryValue value = new MemoryValue(info.totalram, info.freeram, (ulong)usedPercentage, info.totalswap, info.freeswap);
+            return value;
+        }
+
+#if NET7_0_OR_GREATER
+
+        /// <summary>
+        /// 返回整个系统统计信息,<see href="https://linux.die.net/man/2/sysinfo"/>
+        /// </summary>
+        /// <remarks>int sysinfo(struct sysinfo *info);</remarks>
+        /// <param name="info"></param>
+        /// <returns></returns>
+        [LibraryImport("libc.so.6", SetLastError = true)]
+        [return: MarshalAs(UnmanagedType.I4)]
+        public static partial System.Int32 sysinfo(ref Sysinfo info);
+
+#else
+
+        /// <summary>
+        /// 返回整个系统统计信息,<see href="https://linux.die.net/man/2/sysinfo"/>
+        /// </summary>
+        /// <remarks>int sysinfo(struct sysinfo *info);</remarks>
+        /// <param name="info"></param>
+        /// <returns></returns>
+        [DllImport("libc.so.6", CharSet = CharSet.Auto, SetLastError = true)]
+        [return: MarshalAs(UnmanagedType.I4)]
+        public static extern System.Int32 sysinfo(ref Sysinfo info);
+
+#endif
+    }
+}