jnr.posix

Interface POSIX

public interface POSIX

Method Summary

Methods

Modifier and Type	Method and Description
int	access(CharSequence path, int amode)
MsgHdr	allocateMsgHdr()
FileStat	allocateStat()
int	chdir(String path)
int	chmod(String filename, int mode)
int	chown(String filename, int user, int group)
int	close(int fd)
byte[]	crypt(byte[] key, byte[] salt) Call the crypt function with the given key and salt as raw null-terminated byte (C char) strings.
CharSequence	crypt(CharSequence key, CharSequence salt)
int	dup(int fd)
int	dup2(int oldFd, int newFd)
int	endgrent()
int	endpwent()
int	errno()
void	errno(int value)
int	exec(String path, String... argv) Shell expanding and escaping version of exec which handles all the preparation of a command line or command list.
int	exec(String path, String[] argv, String[] envp) Shell expanding and escaping version of exec which handles all the preparation of a command line or command list.
int	execv(String path, String[] argv)
int	execve(String path, String[] argv, String[] envp)
int	fchmod(int fd, int mode)
int	fchown(int fd, int user, int group)
int	fcntl(int fd, jnr.constants.platform.Fcntl fcntlConst)
int	fcntl(int fd, jnr.constants.platform.Fcntl fcntlConst, int... arg) Deprecated. This version does not pass args because jnr-ffi does not support variadic invocation.
int	fcntlInt(int fd, jnr.constants.platform.Fcntl fcntlConst, int arg)
int	fdatasync(int fd)
int	flock(int fd, int operation)
int	fork()
FileStat	fstat(FileDescriptor descriptor)
int	fstat(FileDescriptor descriptor, FileStat stat)
FileStat	fstat(int descriptor)
int	fstat(int fd, FileStat stat)
int	fsync(int fd)
int	ftruncate(int fd, long offset)
int	futimes(int fd, long[] atimeval, long[] mtimeval)
String	getcwd()
int	getdtablesize()
int	getegid()
String	getenv(String envName)
int	geteuid()
int	getgid()
Group	getgrent()
Group	getgrgid(int which)
Group	getgrnam(String which)
String	getlogin()
int	getpgid()
int	getpgid(int pid)
int	getpgrp()
int	getpid()
int	getppid()
int	getpriority(int which, int who)
Passwd	getpwent()
Passwd	getpwnam(String which)
Passwd	getpwuid(int which)
RLimit	getrlimit(int resource)
int	getrlimit(int resource, jnr.ffi.Pointer rlim)
int	getrlimit(int resource, RLimit rlim)
int	getuid()
boolean	isatty(FileDescriptor descriptor)
boolean	isNative()
int	kill(int pid, int signal)
int	lchmod(String filename, int mode)
int	lchown(String filename, int user, int group)
LibC	libc() Returns null if isNative returns false.
int	link(String oldpath, String newpath)
int	lseek(int fd, long offset, int whence)
FileStat	lstat(String path)
int	lstat(String path, FileStat stat)
int	mkdir(String path, int mode)
ProcessMaker	newProcessMaker()
ProcessMaker	newProcessMaker(String... command)
int	open(CharSequence path, int flags, int perm)
int	pipe(int[] fds)
long	posix_spawnp(String path, Collection<? extends SpawnFileAction> fileActions, Collection<? extends CharSequence> argv, Collection<? extends CharSequence> envp)
long	posix_spawnp(String path, Collection<? extends SpawnFileAction> fileActions, Collection<? extends SpawnAttribute> spawnAttributes, Collection<? extends CharSequence> argv, Collection<? extends CharSequence> envp)
int	pread(int fd, byte[] buf, int n, int offset)
int	pread(int fd, ByteBuffer buf, int n, int offset)
int	pwrite(int fd, byte[] buf, int n, int offset)
int	pwrite(int fd, ByteBuffer buf, int n, int offset)
int	read(int fd, byte[] buf, int n)
int	read(int fd, ByteBuffer buf, int n)
int	readlink(CharSequence path, byte[] buf, int bufsize)
int	readlink(CharSequence path, ByteBuffer buf, int bufsize)
int	readlink(CharSequence path, jnr.ffi.Pointer bufPtr, int bufsize)
String	readlink(String path)
int	recvmsg(int socket, MsgHdr message, int flags)
int	rename(CharSequence oldName, CharSequence newName)
int	rmdir(String path)
int	sendmsg(int socket, MsgHdr message, int flags)
int	setegid(int egid)
int	setenv(String envName, String envValue, int overwrite)
int	seteuid(int euid)
int	setgid(int gid)
int	setgrent()
int	setpgid(int pid, int pgid)
int	setpgrp(int pid, int pgrp)
int	setpriority(int which, int who, int prio)
int	setpwent()
int	setrlimit(int resource, long rlimCur, long rlimMax)
int	setrlimit(int resource, jnr.ffi.Pointer rlim)
int	setrlimit(int resource, RLimit rlim)
int	setsid()
int	setuid(int uid)
SignalHandler	signal(jnr.constants.platform.Signal sig, SignalHandler handler)
int	socketpair(int domain, int type, int protocol, int[] fds)
FileStat	stat(String path)
int	stat(String path, FileStat stat)
int	symlink(String oldpath, String newpath)
long	sysconf(jnr.constants.platform.Sysconf name)
Times	times()
int	truncate(CharSequence path, long length)
int	umask(int mask)
int	unlink(CharSequence path)
int	unsetenv(String envName)
int	utimes(String path, long[] atimeval, long[] mtimeval)
int	utimes(String path, jnr.ffi.Pointer times)
int	wait(int[] status)
int	waitpid(int pid, int[] status, int flags)
int	waitpid(long pid, int[] status, int flags)
int	write(int fd, byte[] buf, int n)
int	write(int fd, ByteBuffer buf, int n)

Method Detail

crypt

CharSequence crypt(CharSequence key,
                 CharSequence salt)

crypt

byte[] crypt(byte[] key,
           byte[] salt)

Call the crypt function with the given key and salt as raw null-terminated byte (C char) strings.

Parameters:

key - null-terminated key bytes

salt - null-terminated salt bytes

Returns:

null-terminated crypted bytes, or null if there was an error

allocateStat

FileStat allocateStat()

chmod

int chmod(String filename,
        int mode)

fchmod

int fchmod(int fd,
         int mode)

chown

int chown(String filename,
        int user,
        int group)

fchown

int fchown(int fd,
         int user,
         int group)

exec

int exec(String path,
       String... argv)

Shell expanding and escaping version of exec which handles all the preparation of a command line or command list.

exec

int exec(String path,
       String[] argv,
       String[] envp)

Shell expanding and escaping version of exec which handles all the preparation of a command line or command list.

execv

int execv(String path,
        String[] argv)

execve

int execve(String path,
         String[] argv,
         String[] envp)

fork

int fork()

fstat

FileStat fstat(FileDescriptor descriptor)

fstat

FileStat fstat(int descriptor)

fstat

int fstat(FileDescriptor descriptor,
        FileStat stat)

fstat

int fstat(int fd,
        FileStat stat)

getenv

String getenv(String envName)

getegid

int getegid()

geteuid

int geteuid()

seteuid

int seteuid(int euid)

getgid

int getgid()

getdtablesize

int getdtablesize()

getlogin

String getlogin()

getpgid

int getpgid()

getpgid

int getpgid(int pid)

getpgrp

int getpgrp()

getpid

int getpid()

getppid

int getppid()

getpriority

int getpriority(int which,
              int who)

getpwent

Passwd getpwent()

getpwuid

Passwd getpwuid(int which)

getpwnam

Passwd getpwnam(String which)

getgrgid

Group getgrgid(int which)

getgrnam

Group getgrnam(String which)

getgrent

Group getgrent()

endgrent

int endgrent()

setgrent

int setgrent()

endpwent

int endpwent()

setpwent

int setpwent()

getuid

int getuid()

getrlimit

int getrlimit(int resource,
            RLimit rlim)

getrlimit

int getrlimit(int resource,
            jnr.ffi.Pointer rlim)

getrlimit

RLimit getrlimit(int resource)

setrlimit

int setrlimit(int resource,
            RLimit rlim)

setrlimit

int setrlimit(int resource,
            jnr.ffi.Pointer rlim)

setrlimit

int setrlimit(int resource,
            long rlimCur,
            long rlimMax)

isatty

boolean isatty(FileDescriptor descriptor)

kill

int kill(int pid,
       int signal)

signal

SignalHandler signal(jnr.constants.platform.Signal sig,
                   SignalHandler handler)

lchmod

int lchmod(String filename,
         int mode)

lchown

int lchown(String filename,
         int user,
         int group)

link

int link(String oldpath,
       String newpath)

lstat

FileStat lstat(String path)

lstat

int lstat(String path,
        FileStat stat)

mkdir

int mkdir(String path,
        int mode)

readlink

String readlink(String path)
                throws IOException

Throws:

IOException

readlink

int readlink(CharSequence path,
           byte[] buf,
           int bufsize)

readlink

int readlink(CharSequence path,
           ByteBuffer buf,
           int bufsize)

readlink

int readlink(CharSequence path,
           jnr.ffi.Pointer bufPtr,
           int bufsize)

rmdir

int rmdir(String path)

setenv

int setenv(String envName,
         String envValue,
         int overwrite)

setsid

int setsid()

setgid

int setgid(int gid)

setegid

int setegid(int egid)

setpgid

int setpgid(int pid,
          int pgid)

setpgrp

int setpgrp(int pid,
          int pgrp)

setpriority

int setpriority(int which,
              int who,
              int prio)

setuid

int setuid(int uid)

stat

FileStat stat(String path)

stat

int stat(String path,
       FileStat stat)

symlink

int symlink(String oldpath,
          String newpath)

umask

int umask(int mask)

unsetenv

int unsetenv(String envName)

utimes

int utimes(String path,
         long[] atimeval,
         long[] mtimeval)

utimes

int utimes(String path,
         jnr.ffi.Pointer times)

futimes

int futimes(int fd,
          long[] atimeval,
          long[] mtimeval)

waitpid

int waitpid(int pid,
          int[] status,
          int flags)

waitpid

int waitpid(long pid,
          int[] status,
          int flags)

wait

int wait(int[] status)

errno

int errno()

errno

void errno(int value)

chdir

int chdir(String path)

isNative

boolean isNative()

libc

LibC libc()

Returns null if isNative returns false.

newProcessMaker

ProcessMaker newProcessMaker(String... command)

newProcessMaker

ProcessMaker newProcessMaker()

sysconf

long sysconf(jnr.constants.platform.Sysconf name)

times

Times times()

posix_spawnp

long posix_spawnp(String path,
                Collection<? extends SpawnFileAction> fileActions,
                Collection<? extends CharSequence> argv,
                Collection<? extends CharSequence> envp)

posix_spawnp

long posix_spawnp(String path,
                Collection<? extends SpawnFileAction> fileActions,
                Collection<? extends SpawnAttribute> spawnAttributes,
                Collection<? extends CharSequence> argv,
                Collection<? extends CharSequence> envp)

flock

int flock(int fd,
        int operation)

dup

int dup(int fd)

dup2

int dup2(int oldFd,
       int newFd)

fcntlInt

int fcntlInt(int fd,
           jnr.constants.platform.Fcntl fcntlConst,
           int arg)

fcntl

int fcntl(int fd,
        jnr.constants.platform.Fcntl fcntlConst)

access

int access(CharSequence path,
         int amode)

close

int close(int fd)

unlink

int unlink(CharSequence path)

open

int open(CharSequence path,
       int flags,
       int perm)

write

int write(int fd,
        byte[] buf,
        int n)

read

int read(int fd,
       byte[] buf,
       int n)

pwrite

int pwrite(int fd,
         byte[] buf,
         int n,
         int offset)

pread

int pread(int fd,
        byte[] buf,
        int n,
        int offset)

write

int write(int fd,
        ByteBuffer buf,
        int n)

read

int read(int fd,
       ByteBuffer buf,
       int n)

pwrite

int pwrite(int fd,
         ByteBuffer buf,
         int n,
         int offset)

pread

int pread(int fd,
        ByteBuffer buf,
        int n,
        int offset)

lseek

int lseek(int fd,
        long offset,
        int whence)

pipe

int pipe(int[] fds)

truncate

int truncate(CharSequence path,
           long length)

ftruncate

int ftruncate(int fd,
            long offset)

rename

int rename(CharSequence oldName,
         CharSequence newName)

getcwd

String getcwd()

socketpair

int socketpair(int domain,
             int type,
             int protocol,
             int[] fds)

sendmsg

int sendmsg(int socket,
          MsgHdr message,
          int flags)

recvmsg

int recvmsg(int socket,
          MsgHdr message,
          int flags)

allocateMsgHdr

MsgHdr allocateMsgHdr()

fcntl

int fcntl(int fd,
        jnr.constants.platform.Fcntl fcntlConst,
        int... arg)

Deprecated. This version does not pass args because jnr-ffi does not support variadic invocation.

fcntl(2)

See Also:

fcntlInt(int, jnr.constants.platform.Fcntl, int)

fsync

int fsync(int fd)

fdatasync

int fdatasync(int fd)