oshi.jna.platform.unix.OpenBsdLibc Maven / Gradle / Ivy
The newest version!
/*
* Copyright 2021-2022 The OSHI Project Contributors
* SPDX-License-Identifier: MIT
*/
package oshi.jna.platform.unix;
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);
/**
* 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
}
/**
* 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();
}