content: /*
   ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
   ~                                                                               ~
   ~ The MIT License (MIT)                                                         ~
   ~                                                                               ~
   ~ Copyright (c) 2015-2025 miaixz.org OSHI and other contributors.               ~
   ~                                                                               ~
   ~ Permission is hereby granted, free of charge, to any person obtaining a copy  ~
   ~ of this software and associated documentation files (the "Software"), to deal ~
   ~ in the Software without restriction, including without limitation the rights  ~
   ~ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell     ~
   ~ copies of the Software, and to permit persons to whom the Software is         ~
   ~ furnished to do so, subject to the following conditions:                      ~
   ~                                                                               ~
   ~ The above copyright notice and this permission notice shall be included in    ~
   ~ all copies or substantial portions of the Software.                           ~
   ~                                                                               ~
   ~ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR    ~
   ~ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,      ~
   ~ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE   ~
   ~ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER        ~
   ~ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, ~
   ~ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN     ~
   ~ THE SOFTWARE.                                                                 ~
   ~                                                                               ~
   ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
  */
  package org.miaixz.bus.health.unix.jna;
  
  import com.sun.jna.Native;
  import com.sun.jna.Pointer;
  import com.sun.jna.Structure;
  import com.sun.jna.Structure.FieldOrder;
  
  /**
   * C library. This class should be considered non-API as it may be removed if/when its code is incorporated into the JNA
   * project.
   */
  public interface OpenBsdLibc extends CLibrary {
  
      OpenBsdLibc INSTANCE = Native.load(null, OpenBsdLibc.class);
  
      int CTL_KERN = 1; // "high kernel": proc, limits
      int CTL_VM = 1; // "high kernel": proc, limits
      int CTL_HW = 6; // generic cpu/io
      int CTL_MACHDEP = 7; // machine dependent
      int CTL_VFS = 10; // VFS sysctl's
  
      int KERN_OSTYPE = 1; // string: system version
      int KERN_OSRELEASE = 2; // string: system release
      int KERN_OSREV = 3; // int: system revision
      int KERN_VERSION = 4; // string: compile time info
      int KERN_MAXVNODES = 5; // int: max vnodes
      int KERN_MAXPROC = 6; // int: max processes
      int KERN_ARGMAX = 8; // int: max arguments to exec
      int KERN_CPTIME = 40; // array: cp_time
      int KERN_CPTIME2 = 71; // array: cp_time2
  
      int VM_UVMEXP = 4; // struct uvmexp
  
      int HW_MACHINE = 1; // string: machine class
      int HW_MODEL = 2; // string: specific machine model
      int HW_PAGESIZE = 7; // int: software page size
      int HW_CPUSPEED = 12; // get CPU frequency
      int HW_NCPUFOUND = 21; // CPU found (includes offline)
      int HW_SMT = 24; // enable SMT/HT/CMT
      int HW_NCPUONLINE = 25; // number of cpus being used
  
      int VFS_GENERIC = 0; // generic filesystem information
      int VFS_BCACHESTAT = 3; // struct: buffer cache statistics given as next argument
  
      /*
       * CPU state indices
       */
      int CPUSTATES = 5;
      int CP_USER = 0;
      int CP_NICE = 1;
      int CP_SYS = 2;
      int CP_INTR = 3; // 4 on 6.4 and later
      int CP_IDLE = 4; // 5 on 6.4 and later
  
      int UINT64_SIZE = Native.getNativeSize(long.class);
      int INT_SIZE = Native.getNativeSize(int.class);
  
      /**
       * Returns the thread ID of the calling thread. This is used in the implementation of the thread library (-lpthread)
       * and can appear in the output of system utilities such as ps and kdump.
       *
       * @return the thread ID of the calling thread.
       */
      int getthrid();
  
      /**
       * OpenBSD Cache stats for memory
       */
      @FieldOrder({ "numbufs", "numbufpages", "numdirtypages", "numcleanpages", "pendingwrites", "pendingreads",
              "numwrites", "numreads", "cachehits", "busymapped", "dmapages", "highpages", "delwribufs", "kvaslots",
              "kvaslots_avail", "highflips", "highflops", "dmaflips" })
      class Bcachestats extends Structure {
  
          public long numbufs; // number of buffers allocated
          public long numbufpages; // number of pages in buffer cache
          public long numdirtypages; // number of dirty free pages
          public long numcleanpages; // number of clean free pages
          public long pendingwrites; // number of pending writes
          public long pendingreads; // number of pending reads
          public long numwrites; // total writes started
          public long numreads; // total reads started
          public long cachehits; // total reads found in cache
          public long busymapped; // number of busy and mapped buffers
          public long dmapages; // dma reachable pages in buffer cache
          public long highpages; // pages above dma region
          public long delwribufs; // delayed write buffers
          public long kvaslots; // kva slots total
          public long kvaslots_avail; // available kva slots
          public long highflips; // total flips to above DMA
          public long highflops; // total failed flips to above DMA
          public long dmaflips; // total flips from high to DMA
  
          public Bcachestats(Pointer p) {
              super(p);
              read();
          }
      }
  
      /**
       * Return type for BSD sysctl kern.boottime
       */
      @FieldOrder({ "tv_sec", "tv_usec" })
      class Timeval extends Structure {
  
          public long tv_sec; // seconds
          public long tv_usec; // microseconds
      }
  
  }
  