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/**
* Oshi (https://github.com/dblock/oshi)
*
* Copyright (c) 2010 - 2016 The Oshi Project Team
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Maintainers:
* dblock[at]dblock[dot]org
* widdis[at]gmail[dot]com
* enrico.bianchi[at]gmail[dot]com
*
* Contributors:
* https://github.com/dblock/oshi/graphs/contributors
*/
package oshi.jna.platform.mac;
import java.util.Arrays;
import java.util.List;
import com.sun.jna.Native;
import com.sun.jna.Pointer;
import com.sun.jna.Structure;
/**
* Power Supply stats. This class should be considered non-API as it may be
* removed if/when its code is incorporated into the JNA project.
*
* @author widdis[at]gmail[dot]com
*/
public interface SystemB extends com.sun.jna.platform.mac.SystemB {
SystemB INSTANCE = (SystemB) Native.loadLibrary("System", SystemB.class);
// params.h
int MAXCOMLEN = 16;
int MAXPATHLEN = 1024;
int PROC_PIDPATHINFO_MAXSIZE = MAXPATHLEN * 4;
// proc_info.h
int PROC_ALL_PIDS = 1;
int PROC_PIDTASKALLINFO = 2;
int PROC_PIDTBSDINFO = 3;
int PROC_PIDTASKINFO = 4;
// length of fs type name including null
int MFSTYPENAMELEN = 16;
// length of buffer for returned name
int MNAMELEN = MAXPATHLEN;
// fsstat paths
int MNT_WAIT = 0x0001;
int MNT_NOWAIT = 0x0010;
int MNT_DWAIT = 0x0100;
class ProcTaskAllInfo extends Structure {
public ProcBsdInfo pbsd;
public ProcTaskInfo ptinfo;
@Override
protected List getFieldOrder() {
return Arrays.asList(new String[] { "pbsd", "ptinfo" });
}
}
class ProcBsdInfo extends Structure {
public int pbi_flags;
public int pbi_status;
public int pbi_xstatus;
public int pbi_pid;
public int pbi_ppid;
public int pbi_uid;
public int pbi_gid;
public int pbi_ruid;
public int pbi_rgid;
public int pbi_svuid;
public int pbi_svgid;
public int rfu_1;
public byte[] pbi_comm = new byte[MAXCOMLEN];
public byte[] pbi_name = new byte[2 * MAXCOMLEN];
public int pbi_nfiles;
public int pbi_pgid;
public int pbi_pjobc;
public int e_tdev;
public int e_tpgid;
public int pbi_nice;
public long pbi_start_tvsec;
public long pbi_start_tvusec;
@Override
protected List getFieldOrder() {
return Arrays.asList(new String[] { "pbi_flags", "pbi_status", "pbi_xstatus", "pbi_pid", "pbi_ppid",
"pbi_uid", "pbi_gid", "pbi_ruid", "pbi_rgid", "pbi_svuid", "pbi_svgid", "rfu_1", "pbi_comm",
"pbi_name", "pbi_nfiles", "pbi_pgid", "pbi_pjobc", "e_tdev", "e_tpgid", "pbi_nice",
"pbi_start_tvsec", "pbi_start_tvusec" });
}
}
class ProcTaskInfo extends Structure {
public long pti_virtual_size; /* virtual memory size (bytes) */
public long pti_resident_size; /* resident memory size (bytes) */
public long pti_total_user; /* total time (nanoseconds) */
public long pti_total_system;
public long pti_threads_user; /* existing threads only */
public long pti_threads_system;
public int pti_policy; /* default policy for new threads */
public int pti_faults; /* number of page faults */
public int pti_pageins; /* number of actual pageins */
public int pti_cow_faults; /* number of copy-on-write faults */
public int pti_messages_sent; /* number of messages sent */
public int pti_messages_received; /* number of messages received */
public int pti_syscalls_mach; /* number of mach system calls */
public int pti_syscalls_unix; /* number of unix system calls */
public int pti_csw; /* number of context switches */
public int pti_threadnum; /* number of threads in the task */
public int pti_numrunning; /* number of running threads */
public int pti_priority; /* task priority */
@Override
protected List getFieldOrder() {
return Arrays.asList(new String[] { "pti_virtual_size", "pti_resident_size", "pti_total_user",
"pti_total_system", "pti_threads_user", "pti_threads_system", "pti_policy", "pti_faults",
"pti_pageins", "pti_cow_faults", "pti_messages_sent", "pti_messages_received", "pti_syscalls_mach",
"pti_syscalls_unix", "pti_csw", "pti_threadnum", "pti_numrunning", "pti_priority" });
}
};
/**
* The statfs() routine returns information about a mounted file system. The
* path argument is the path name of any file or directory within the
* mounted file system. The buf argument is a pointer to a statfs structure.
*/
class Statfs extends Structure {
public int f_bsize; /* fundamental file system block size */
public int f_iosize; /* optimal transfer block size */
public long f_blocks; /* total data blocks in file system */
public long f_bfree; /* free blocks in fs */
public long f_bavail; /* free blocks avail to non-superuser */
public long f_files; /* total file nodes in file system */
public long f_ffree; /* free file nodes in fs */
public int[] f_fsid = new int[2]; /* file system id */
public int f_owner; /* user that mounted the filesystem */
public int f_type; /* type of filesystem */
public int f_flags; /* copy of mount exported flags */
public int f_fssubtype; /* fs sub-type (flavor) */
/* fs type name */
public byte[] f_fstypename = new byte[MFSTYPENAMELEN];
/* directory on which mounted */
public byte[] f_mntonname = new byte[MAXPATHLEN];
/* mounted filesystem */
public byte[] f_mntfromname = new byte[MAXPATHLEN];
public int[] f_reserved = new int[8]; /* For future use */
@Override
protected List getFieldOrder() {
return Arrays.asList(new String[] { "f_bsize", "f_iosize", "f_blocks", "f_bfree", "f_bavail", "f_files",
"f_ffree", "f_fsid", "f_owner", "f_type", "f_flags", "f_fssubtype", "f_fstypename", "f_mntonname",
"f_mntfromname", "f_reserved" });
}
};
/**
* Return type for sysctl vm.swapusage
*/
class XswUsage extends Structure {
public long xsu_total;
public long xsu_avail;
public long xsu_used;
public int xsu_pagesize;
public boolean xsu_encrypted;
@Override
protected List getFieldOrder() {
return Arrays
.asList(new String[] { "xsu_total", "xsu_avail", "xsu_used", "xsu_pagesize", "xsu_encrypted" });
}
};
/**
* Return type for sysctl kern.boottime
*/
class Timeval extends Structure {
public int tv_sec; // seconds
public int tv_usec; // microseconds
@Override
protected List getFieldOrder() {
return Arrays.asList(new String[] { "tv_sec", "tv_usec" });
}
};
/**
* Data type as part of IFmsgHdr
*/
class IFdata extends Structure {
public byte ifi_type; // ethernet, tokenring, etc
public byte ifi_typelen; // Length of frame type id
public byte ifi_physical; // e.g., AUI, Thinnet, 10base-T, etc
public byte ifi_addrlen; // media address length
public byte ifi_hdrlen; // media header length
public byte ifi_recvquota; // polling quota for receive intrs
public byte ifi_xmitquota; // polling quota for xmit intrs
public byte ifi_unused1; // for future use
public int ifi_mtu; // maximum transmission unit
public int ifi_metric; // routing metric (external only)
public int ifi_baudrate; // linespeed
public int ifi_ipackets; // packets received on interface
public int ifi_ierrors; // input errors on interface
public int ifi_opackets; // packets sent on interface
public int ifi_oerrors; // output errors on interface
public int ifi_collisions; // collisions on csma interfaces
public int ifi_ibytes; // total number of octets received
public int ifi_obytes; // total number of octets sent
public int ifi_imcasts; // packets received via multicast
public int ifi_omcasts; // packets sent via multicast
public int ifi_iqdrops; // dropped on input, this interface
public int ifi_noproto; // destined for unsupported protocol
public int ifi_recvtiming; // usec spent receiving when timing
public int ifi_xmittiming; // usec spent xmitting when timing
public Timeval ifi_lastchange; // time of last administrative change
public int ifi_unused2; // used to be the default_proto
public int ifi_hwassist; // HW offload capabilities
public int ifi_reserved1; // for future use
public int ifi_reserved2; // for future use
@Override
protected List getFieldOrder() {
return Arrays.asList(new String[] { "ifi_type", "ifi_typelen", "ifi_physical", "ifi_addrlen", "ifi_hdrlen",
"ifi_recvquota", "ifi_xmitquota", "ifi_unused1", "ifi_mtu", "ifi_metric", "ifi_baudrate",
"ifi_ipackets", "ifi_ierrors", "ifi_opackets", "ifi_oerrors", "ifi_collisions", "ifi_ibytes",
"ifi_obytes", "ifi_imcasts", "ifi_omcasts", "ifi_iqdrops", "ifi_noproto", "ifi_recvtiming",
"ifi_xmittiming", "ifi_lastchange", "ifi_unused2", "ifi_hwassist", "ifi_reserved1",
"ifi_reserved2" });
}
}
/**
* Return type for sysctl CTL_NET,PF_ROUTE
*/
class IFmsgHdr extends Structure {
public short ifm_msglen; // to skip over non-understood messages
public byte ifm_version; // future binary compatability
public byte ifm_type; // message type
public int ifm_addrs; // like rtm_addrs
public int ifm_flags; // value of if_flags
public short ifm_index; // index for associated ifp
public IFdata ifm_data; // statistics and other data about if
public IFmsgHdr() {
super();
}
public IFmsgHdr(Pointer p) {
super(p);
}
@Override
protected List getFieldOrder() {
return Arrays.asList(new String[] { "ifm_msglen", "ifm_version", "ifm_type", "ifm_addrs", "ifm_flags",
"ifm_index", "ifm_data" });
}
}
/**
* Data type as part of IFmsgHdr
*/
class IFdata64 extends Structure {
public byte ifi_type; // ethernet, tokenring, etc
public byte ifi_typelen; // Length of frame type id
public byte ifi_physical; // e.g., AUI, Thinnet, 10base-T, etc
public byte ifi_addrlen; // media address length
public byte ifi_hdrlen; // media header length
public byte ifi_recvquota; // polling quota for receive intrs
public byte ifi_xmitquota; // polling quota for xmit intrs
public byte ifi_unused1; // for future use
public int ifi_mtu; // maximum transmission unit
public int ifi_metric; // routing metric (external only)
public long ifi_baudrate; // linespeed
public long ifi_ipackets; // packets received on interface
public long ifi_ierrors; // input errors on interface
public long ifi_opackets; // packets sent on interface
public long ifi_oerrors; // output errors on interface
public long ifi_collisions; // collisions on csma interfaces
public long ifi_ibytes; // total number of octets received
public long ifi_obytes; // total number of octets sent
public long ifi_imcasts; // packets received via multicast
public long ifi_omcasts; // packets sent via multicast
public long ifi_iqdrops; // dropped on input, this interface
public long ifi_noproto; // destined for unsupported protocol
public int ifi_recvtiming; // usec spent receiving when timing
public int ifi_xmittiming; // usec spent xmitting when timing
public Timeval ifi_lastchange; // time of last administrative change
@Override
protected List getFieldOrder() {
return Arrays.asList(new String[] { "ifi_type", "ifi_typelen", "ifi_physical", "ifi_addrlen", "ifi_hdrlen",
"ifi_recvquota", "ifi_xmitquota", "ifi_unused1", "ifi_mtu", "ifi_metric", "ifi_baudrate",
"ifi_ipackets", "ifi_ierrors", "ifi_opackets", "ifi_oerrors", "ifi_collisions", "ifi_ibytes",
"ifi_obytes", "ifi_imcasts", "ifi_omcasts", "ifi_iqdrops", "ifi_noproto", "ifi_recvtiming",
"ifi_xmittiming", "ifi_lastchange" });
}
}
/**
* Return type for sysctl CTL_NET,PF_ROUTE
*/
class IFmsgHdr2 extends Structure {
public short ifm_msglen; // to skip over non-understood messages
public byte ifm_version; // future binary compatability
public byte ifm_type; // message type
public int ifm_addrs; // like rtm_addrs
public int ifm_flags; // value of if_flags
public short ifm_index; // index for associated ifp
public int ifm_snd_len; // instantaneous length of send queue
public int ifm_snd_maxlen; // maximum length of send queue
public int ifm_snd_drops; // number of drops in send queue
public int ifm_timer; // time until if_watchdog called
public IFdata64 ifm_data; // statistics and other data about if
public IFmsgHdr2(Pointer p) {
super(p);
}
@Override
protected List getFieldOrder() {
return Arrays.asList(new String[] { "ifm_msglen", "ifm_version", "ifm_type", "ifm_addrs", "ifm_flags",
"ifm_index", "ifm_snd_len", "ifm_snd_maxlen", "ifm_snd_drops", "ifm_timer", "ifm_data" });
}
}
int mach_task_self();
// Native call for getting load average
int getloadavg(double[] loadavg, int nelem);
/**
* Search through the current processes
*
* @param type
* types of processes to be searched
* @param typeinfo
* adjunct information for type
* @param buffer
* a C array of int-sized values to be filled with process
* identifiers that hold an open file reference matching the
* specified path or volume. Pass NULL to obtain the minimum
* buffer size needed to hold the currently active processes.
* @param buffersize
* the size (in bytes) of the provided buffer.
* @return the number of bytes of data returned in the provided buffer; -1
* if an error was encountered;
*/
int proc_listpids(int type, int typeinfo, int[] buffer, int buffersize);
/**
* Return in buffer a proc_*info structure corresponding to the flavor for
* the specified process
*
* @param pid
* the process identifier
* @param flavor
* the type of information requested
* @param arg
* argument possibly needed for some flavors
* @param buffer
* holds results
* @param buffersize
* size of results
* @return the number of bytes of data returned in the provided buffer; -1
* if an error was encountered;
*/
int proc_pidinfo(int pid, int flavor, long arg, Structure buffer, int buffersize);
/**
* Return in buffer the name of the specified process
*
* @param pid
* the process identifier
* @param buffer
* holds results
* @param buffersize
* size of results
* @return the length of the name returned in buffer if successful; 0
* otherwise
*/
int proc_pidpath(int pid, Pointer buffer, int buffersize);
/**
* The getfsstat() function returns information about all mounted file
* systems. The buf argument is a pointer to an array of statfs structures.
*
* Fields that are undefined for a particular file system are set to -1. The
* buffer is filled with an array of statfs structures, one for each mounted
* file system up to the size specified by bufsize.
*
* @param buf
* Array of statfs structures that will be filled with results.
* If buf is given as NULL, getfsstat() returns just the number
* of mounted file systems.
* @param bufsize
* Size of the buffer to fill
* @param flags
* If flags is set to MNT_NOWAIT, getfsstat() will directly
* return the information retained in the kernel to avoid delays
* caused by waiting for updated information from a file system
* that is perhaps temporarily unable to respond. Some of the
* information returned may be out of date, however; if flags is
* set to MNT_WAIT or MNT_DWAIT instead, getfsstat() will request
* updated information from each mounted filesystem before
* returning.
* @return Upon successful completion, the number of statfs structures is
* returned. Otherwise, -1 is returned and the global variable errno
* is set to indicate the error.
*/
int getfsstat64(Statfs[] buf, int bufsize, int flags);
/**
* Returns the process ID of the calling process. The ID is guaranteed to be
* unique and is useful for constructing temporary file names.
*
* @return the process ID of the calling process.
*/
int getpid();
}
