Package libcore.io

Interface Os

All Known Implementing Classes:

BlockGuardOs, ForwardingOs, Posix

public interface Os

Method Summary

Modifier and Type	Method	Description
FileDescriptor	accept(FileDescriptor fd, InetSocketAddress peerAddress)
boolean	access(String path, int mode)
void	bind(FileDescriptor fd, InetAddress address, int port)
void	chmod(String path, int mode)
void	chown(String path, int uid, int gid)
void	close(FileDescriptor fd)
void	connect(FileDescriptor fd, InetAddress address, int port)
FileDescriptor	dup(FileDescriptor oldFd)
FileDescriptor	dup2(FileDescriptor oldFd, int newFd)
String[]	environ()
void	execv(String filename, String[] argv)
void	execve(String filename, String[] argv, String[] envp)
void	fchmod(FileDescriptor fd, int mode)
void	fchown(FileDescriptor fd, int uid, int gid)
int	fcntlFlock(FileDescriptor fd, int cmd, StructFlock arg)
int	fcntlLong(FileDescriptor fd, int cmd, long arg)
int	fcntlVoid(FileDescriptor fd, int cmd)
void	fdatasync(FileDescriptor fd)
StructStat	fstat(FileDescriptor fd)
StructStatVfs	fstatvfs(FileDescriptor fd)
void	fsync(FileDescriptor fd)
void	ftruncate(FileDescriptor fd, long length)
String	gai_strerror(int error)
InetAddress[]	getaddrinfo(String node, StructAddrinfo hints)
int	getegid()
String	getenv(String name)
int	geteuid()
int	getgid()
String	getnameinfo(InetAddress address, int flags)
SocketAddress	getpeername(FileDescriptor fd)
int	getpid()
int	getppid()
StructPasswd	getpwnam(String name)
StructPasswd	getpwuid(int uid)
SocketAddress	getsockname(FileDescriptor fd)
int	getsockoptByte(FileDescriptor fd, int level, int option)
InetAddress	getsockoptInAddr(FileDescriptor fd, int level, int option)
int	getsockoptInt(FileDescriptor fd, int level, int option)
StructLinger	getsockoptLinger(FileDescriptor fd, int level, int option)
StructTimeval	getsockoptTimeval(FileDescriptor fd, int level, int option)
StructUcred	getsockoptUcred(FileDescriptor fd, int level, int option)
int	gettid()
int	getuid()
String	if_indextoname(int index)
InetAddress	inet_pton(int family, String address)
InetAddress	ioctlInetAddress(FileDescriptor fd, int cmd, String interfaceName)
int	ioctlInt(FileDescriptor fd, int cmd, MutableInt arg)
boolean	isatty(FileDescriptor fd)
void	kill(int pid, int signal)
void	lchown(String path, int uid, int gid)
void	listen(FileDescriptor fd, int backlog)
long	lseek(FileDescriptor fd, long offset, int whence)
StructStat	lstat(String path)
void	mincore(long address, long byteCount, byte[] vector)
void	mkdir(String path, int mode)
void	mlock(long address, long byteCount)
long	mmap(long address, long byteCount, int prot, int flags, FileDescriptor fd, long offset)
void	msync(long address, long byteCount, int flags)
void	munlock(long address, long byteCount)
void	munmap(long address, long byteCount)
FileDescriptor	open(String path, int flags, int mode)
FileDescriptor[]	pipe()
int	poll(StructPollfd[] fds, int timeoutMs)
int	pread(FileDescriptor fd, byte[] bytes, int byteOffset, int byteCount, long offset)
int	pread(FileDescriptor fd, ByteBuffer buffer, long offset)
int	pwrite(FileDescriptor fd, byte[] bytes, int byteOffset, int byteCount, long offset)
int	pwrite(FileDescriptor fd, ByteBuffer buffer, long offset)
int	read(FileDescriptor fd, byte[] bytes, int byteOffset, int byteCount)
int	read(FileDescriptor fd, ByteBuffer buffer)
int	readv(FileDescriptor fd, Object[] buffers, int[] offsets, int[] byteCounts)
int	recvfrom(FileDescriptor fd, byte[] bytes, int byteOffset, int byteCount, int flags, InetSocketAddress srcAddress)
int	recvfrom(FileDescriptor fd, ByteBuffer buffer, int flags, InetSocketAddress srcAddress)
void	remove(String path)
void	rename(String oldPath, String newPath)
long	sendfile(FileDescriptor outFd, FileDescriptor inFd, MutableLong inOffset, long byteCount)
int	sendto(FileDescriptor fd, byte[] bytes, int byteOffset, int byteCount, int flags, InetAddress inetAddress, int port)
int	sendto(FileDescriptor fd, ByteBuffer buffer, int flags, InetAddress inetAddress, int port)
void	setegid(int egid)
void	setenv(String name, String value, boolean overwrite)
void	seteuid(int euid)
void	setgid(int gid)
int	setsid()
void	setsockoptByte(FileDescriptor fd, int level, int option, int value)
void	setsockoptGroupReq(FileDescriptor fd, int level, int option, StructGroupReq value)
void	setsockoptIfreq(FileDescriptor fd, int level, int option, String value)
void	setsockoptInt(FileDescriptor fd, int level, int option, int value)
void	setsockoptIpMreqn(FileDescriptor fd, int level, int option, int value)
void	setsockoptLinger(FileDescriptor fd, int level, int option, StructLinger value)
void	setsockoptTimeval(FileDescriptor fd, int level, int option, StructTimeval value)
void	setuid(int uid)
void	shutdown(FileDescriptor fd, int how)
FileDescriptor	socket(int domain, int type, int protocol)
void	socketpair(int domain, int type, int protocol, FileDescriptor fd1, FileDescriptor fd2)
StructStat	stat(String path)
StructStatVfs	statvfs(String path)
String	strerror(int errno)
String	strsignal(int signal)
void	symlink(String oldPath, String newPath)
long	sysconf(int name)
void	tcdrain(FileDescriptor fd)
void	tcsendbreak(FileDescriptor fd, int duration)
int	umask(int mask)
StructUtsname	uname()
void	unsetenv(String name)
int	waitpid(int pid, MutableInt status, int options)
int	write(FileDescriptor fd, byte[] bytes, int byteOffset, int byteCount)
int	write(FileDescriptor fd, ByteBuffer buffer)
int	writev(FileDescriptor fd, Object[] buffers, int[] offsets, int[] byteCounts)

Method Details

accept

FileDescriptor accept(FileDescriptor fd,
InetSocketAddress peerAddress)
               throws ErrnoException,
SocketException

Throws:

ErrnoException

SocketException

access

boolean access(String path,
int mode)
        throws ErrnoException

Throws:

ErrnoException

bind

void bind(FileDescriptor fd,
InetAddress address,
int port)
   throws ErrnoException,
SocketException

Throws:

ErrnoException

SocketException

chmod

void chmod(String path,
int mode)
    throws ErrnoException

Throws:

ErrnoException

chown

void chown(String path,
int uid,
int gid)
    throws ErrnoException

Throws:

ErrnoException

close

void close(FileDescriptor fd)
    throws ErrnoException

Throws:

ErrnoException

connect

void connect(FileDescriptor fd,
InetAddress address,
int port)
      throws ErrnoException,
SocketException

Throws:

ErrnoException

SocketException

dup

FileDescriptor dup(FileDescriptor oldFd)
            throws ErrnoException

Throws:

ErrnoException

dup2

FileDescriptor dup2(FileDescriptor oldFd,
int newFd)
             throws ErrnoException

Throws:

ErrnoException

environ

String[] environ()

execv

void execv(String filename,
String[] argv)
    throws ErrnoException

Throws:

ErrnoException

execve

void execve(String filename,
String[] argv,
String[] envp)
     throws ErrnoException

Throws:

ErrnoException

fchmod

void fchmod(FileDescriptor fd,
int mode)
     throws ErrnoException

Throws:

ErrnoException

fchown

void fchown(FileDescriptor fd,
int uid,
int gid)
     throws ErrnoException

Throws:

ErrnoException

fcntlVoid

int fcntlVoid(FileDescriptor fd,
int cmd)
       throws ErrnoException

Throws:

ErrnoException

fcntlLong

int fcntlLong(FileDescriptor fd,
int cmd,
long arg)
       throws ErrnoException

Throws:

ErrnoException

fcntlFlock

int fcntlFlock(FileDescriptor fd,
int cmd,
StructFlock arg)
        throws ErrnoException

Throws:

ErrnoException

fdatasync

void fdatasync(FileDescriptor fd)
        throws ErrnoException

Throws:

ErrnoException

fstat

StructStat fstat(FileDescriptor fd)
          throws ErrnoException

Throws:

ErrnoException

fstatvfs

StructStatVfs fstatvfs(FileDescriptor fd)
                throws ErrnoException

Throws:

ErrnoException

fsync

void fsync(FileDescriptor fd)
    throws ErrnoException

Throws:

ErrnoException

ftruncate

void ftruncate(FileDescriptor fd,
long length)
        throws ErrnoException

Throws:

ErrnoException

gai_strerror

String gai_strerror(int error)

getaddrinfo

InetAddress[] getaddrinfo(String node,
StructAddrinfo hints)
                   throws GaiException

Throws:

GaiException

getegid

int getegid()

geteuid

int geteuid()

getgid

int getgid()

getenv

String getenv(String name)

getnameinfo

String getnameinfo(InetAddress address,
int flags)
            throws GaiException

Throws:

GaiException

getpeername

SocketAddress getpeername(FileDescriptor fd)
                   throws ErrnoException

Throws:

ErrnoException

getpid

int getpid()

getppid

int getppid()

getpwnam

StructPasswd getpwnam(String name)
               throws ErrnoException

Throws:

ErrnoException

getpwuid

StructPasswd getpwuid(int uid)
               throws ErrnoException

Throws:

ErrnoException

getsockname

SocketAddress getsockname(FileDescriptor fd)
                   throws ErrnoException

Throws:

ErrnoException

getsockoptByte

int getsockoptByte(FileDescriptor fd,
int level,
int option)
            throws ErrnoException

Throws:

ErrnoException

getsockoptInAddr

InetAddress getsockoptInAddr(FileDescriptor fd,
int level,
int option)
                      throws ErrnoException

Throws:

ErrnoException

getsockoptInt

int getsockoptInt(FileDescriptor fd,
int level,
int option)
           throws ErrnoException

Throws:

ErrnoException

getsockoptLinger

StructLinger getsockoptLinger(FileDescriptor fd,
int level,
int option)
                       throws ErrnoException

Throws:

ErrnoException

getsockoptTimeval

StructTimeval getsockoptTimeval(FileDescriptor fd,
int level,
int option)
                         throws ErrnoException

Throws:

ErrnoException

getsockoptUcred

StructUcred getsockoptUcred(FileDescriptor fd,
int level,
int option)
                     throws ErrnoException

Throws:

ErrnoException

gettid

int gettid()

getuid

int getuid()

if_indextoname

String if_indextoname(int index)

inet_pton

InetAddress inet_pton(int family,
String address)

ioctlInetAddress

InetAddress ioctlInetAddress(FileDescriptor fd,
int cmd,
String interfaceName)
                      throws ErrnoException

Throws:

ErrnoException

ioctlInt

int ioctlInt(FileDescriptor fd,
int cmd,
MutableInt arg)
      throws ErrnoException

Throws:

ErrnoException

isatty

boolean isatty(FileDescriptor fd)

kill

void kill(int pid,
int signal)
   throws ErrnoException

Throws:

ErrnoException

lchown

void lchown(String path,
int uid,
int gid)
     throws ErrnoException

Throws:

ErrnoException

listen

void listen(FileDescriptor fd,
int backlog)
     throws ErrnoException

Throws:

ErrnoException

lseek

long lseek(FileDescriptor fd,
long offset,
int whence)
    throws ErrnoException

Throws:

ErrnoException

lstat

StructStat lstat(String path)
          throws ErrnoException

Throws:

ErrnoException

mincore

void mincore(long address,
long byteCount,
byte[] vector)
      throws ErrnoException

Throws:

ErrnoException

mkdir

void mkdir(String path,
int mode)
    throws ErrnoException

Throws:

ErrnoException

mlock

void mlock(long address,
long byteCount)
    throws ErrnoException

Throws:

ErrnoException

mmap

long mmap(long address,
long byteCount,
int prot,
int flags,
FileDescriptor fd,
long offset)
   throws ErrnoException

Throws:

ErrnoException

msync

void msync(long address,
long byteCount,
int flags)
    throws ErrnoException

Throws:

ErrnoException

munlock

void munlock(long address,
long byteCount)
      throws ErrnoException

Throws:

ErrnoException

munmap

void munmap(long address,
long byteCount)
     throws ErrnoException

Throws:

ErrnoException

open

FileDescriptor open(String path,
int flags,
int mode)
             throws ErrnoException

Throws:

ErrnoException

pipe

FileDescriptor[] pipe()
               throws ErrnoException

Throws:

ErrnoException

poll

int poll(StructPollfd[] fds,
int timeoutMs)
  throws ErrnoException

Throws:

ErrnoException

pread

int pread(FileDescriptor fd,
ByteBuffer buffer,
long offset)
   throws ErrnoException

Throws:

ErrnoException

pread

int pread(FileDescriptor fd,
byte[] bytes,
int byteOffset,
int byteCount,
long offset)
   throws ErrnoException

Throws:

ErrnoException

pwrite

int pwrite(FileDescriptor fd,
ByteBuffer buffer,
long offset)
    throws ErrnoException

Throws:

ErrnoException

pwrite

int pwrite(FileDescriptor fd,
byte[] bytes,
int byteOffset,
int byteCount,
long offset)
    throws ErrnoException

Throws:

ErrnoException

read

int read(FileDescriptor fd,
ByteBuffer buffer)
  throws ErrnoException

Throws:

ErrnoException

read

int read(FileDescriptor fd,
byte[] bytes,
int byteOffset,
int byteCount)
  throws ErrnoException

Throws:

ErrnoException

readv

int readv(FileDescriptor fd,
Object[] buffers,
int[] offsets,
int[] byteCounts)
   throws ErrnoException

Throws:

ErrnoException

recvfrom

int recvfrom(FileDescriptor fd,
ByteBuffer buffer,
int flags,
InetSocketAddress srcAddress)
      throws ErrnoException,
SocketException

Throws:

ErrnoException

SocketException

recvfrom

int recvfrom(FileDescriptor fd,
byte[] bytes,
int byteOffset,
int byteCount,
int flags,
InetSocketAddress srcAddress)
      throws ErrnoException,
SocketException

Throws:

ErrnoException

SocketException

remove

void remove(String path)
     throws ErrnoException

Throws:

ErrnoException

rename

void rename(String oldPath,
String newPath)
     throws ErrnoException

Throws:

ErrnoException

sendto

int sendto(FileDescriptor fd,
ByteBuffer buffer,
int flags,
InetAddress inetAddress,
int port)
    throws ErrnoException,
SocketException

Throws:

ErrnoException

SocketException

sendto

int sendto(FileDescriptor fd,
byte[] bytes,
int byteOffset,
int byteCount,
int flags,
InetAddress inetAddress,
int port)
    throws ErrnoException,
SocketException

Throws:

ErrnoException

SocketException

sendfile

long sendfile(FileDescriptor outFd,
FileDescriptor inFd,
MutableLong inOffset,
long byteCount)
       throws ErrnoException

Throws:

ErrnoException

setegid

void setegid(int egid)
      throws ErrnoException

Throws:

ErrnoException

setenv

void setenv(String name,
String value,
boolean overwrite)
     throws ErrnoException

Throws:

ErrnoException

seteuid

void seteuid(int euid)
      throws ErrnoException

Throws:

ErrnoException

setgid

void setgid(int gid)
     throws ErrnoException

Throws:

ErrnoException

setsid

int setsid()
    throws ErrnoException

Throws:

ErrnoException

setsockoptByte

void setsockoptByte(FileDescriptor fd,
int level,
int option,
int value)
             throws ErrnoException

Throws:

ErrnoException

setsockoptIfreq

void setsockoptIfreq(FileDescriptor fd,
int level,
int option,
String value)
              throws ErrnoException

Throws:

ErrnoException

setsockoptInt

void setsockoptInt(FileDescriptor fd,
int level,
int option,
int value)
            throws ErrnoException

Throws:

ErrnoException

setsockoptIpMreqn

void setsockoptIpMreqn(FileDescriptor fd,
int level,
int option,
int value)
                throws ErrnoException

Throws:

ErrnoException

setsockoptGroupReq

void setsockoptGroupReq(FileDescriptor fd,
int level,
int option,
StructGroupReq value)
                 throws ErrnoException

Throws:

ErrnoException

setsockoptLinger

void setsockoptLinger(FileDescriptor fd,
int level,
int option,
StructLinger value)
               throws ErrnoException

Throws:

ErrnoException

setsockoptTimeval

void setsockoptTimeval(FileDescriptor fd,
int level,
int option,
StructTimeval value)
                throws ErrnoException

Throws:

ErrnoException

setuid

void setuid(int uid)
     throws ErrnoException

Throws:

ErrnoException

shutdown

void shutdown(FileDescriptor fd,
int how)
       throws ErrnoException

Throws:

ErrnoException

socket

FileDescriptor socket(int domain,
int type,
int protocol)
               throws ErrnoException

Throws:

ErrnoException

socketpair

void socketpair(int domain,
int type,
int protocol,
FileDescriptor fd1,
FileDescriptor fd2)
         throws ErrnoException

Throws:

ErrnoException

stat

StructStat stat(String path)
         throws ErrnoException

Throws:

ErrnoException

statvfs

StructStatVfs statvfs(String path)
               throws ErrnoException

Throws:

ErrnoException

strerror

String strerror(int errno)

strsignal

String strsignal(int signal)

symlink

void symlink(String oldPath,
String newPath)
      throws ErrnoException

Throws:

ErrnoException

sysconf

long sysconf(int name)

tcdrain

void tcdrain(FileDescriptor fd)
      throws ErrnoException

Throws:

ErrnoException

tcsendbreak

void tcsendbreak(FileDescriptor fd,
int duration)
          throws ErrnoException

Throws:

ErrnoException

umask

int umask(int mask)

uname

StructUtsname uname()

unsetenv

void unsetenv(String name)
       throws ErrnoException

Throws:

ErrnoException

waitpid

int waitpid(int pid,
MutableInt status,
int options)
     throws ErrnoException

Throws:

ErrnoException

write

int write(FileDescriptor fd,
ByteBuffer buffer)
   throws ErrnoException

Throws:

ErrnoException

write

int write(FileDescriptor fd,
byte[] bytes,
int byteOffset,
int byteCount)
   throws ErrnoException

Throws:

ErrnoException

writev

int writev(FileDescriptor fd,
Object[] buffers,
int[] offsets,
int[] byteCounts)
    throws ErrnoException

Throws:

ErrnoException