Class AbstractEmuUnixFileHandle<T>

java.lang.Object

ghidra.pcode.emu.unix.AbstractEmuUnixFileHandle<T>

Type Parameters:

T - the type

All Implemented Interfaces:

EmuUnixFileDescriptor<T>

Direct Known Subclasses:

AbsEmuUnixFileHandle, DefaultEmuUnixFileHandle

public abstract class AbstractEmuUnixFileHandle<T>
extends Object
implements EmuUnixFileDescriptor<T>

Abstract for a file descriptor associated with a file on a simulated UNIX file system

Field Summary

Fields

Modifier and Type	Field	Description
protected final PcodeArithmetic<T>	arithmetic
protected final EmuUnixFile<T>	file
protected final Set<EmuUnixFileSystem.OpenFlag>	flags
protected final int	offsetBytes
protected final EmuUnixUser	user

Fields inherited from interface EmuUnixFileDescriptor

FD_STDERR, FD_STDIN, FD_STDOUT

Constructor Summary

Constructors

Constructor	Description
AbstractEmuUnixFileHandle(PcodeMachine<T> machine, CompilerSpec cSpec, EmuUnixFile<T> file, Set<EmuUnixFileSystem.OpenFlag> flags, EmuUnixUser user)	Construct a new handle on the given file

Method Summary

Modifier and Type	Method	Description
void	checkReadable()	Check if the file is readable, throwing EmuIOException if not
void	checkWritable()	Check if the file is writable, throwing EmuIOException if not
void	close()	Close this descriptor
EmuUnixFile<T>	getFile()	Get the file opened to this handle
EmuUnixFileStat	stat()	Returns the stat structure of the file opened by this handle.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface EmuUnixFileDescriptor

getAbstractOffset, getOffset, read, readAbstract, seek, seek, write, writeAbstract

Field Details

arithmetic

protected final PcodeArithmetic<T> arithmetic

file

protected final EmuUnixFile<T> file

flags

protected final Set<EmuUnixFileSystem.OpenFlag> flags

user

protected final EmuUnixUser user

offsetBytes

protected final int offsetBytes

Constructor Details

AbstractEmuUnixFileHandle

public AbstractEmuUnixFileHandle(PcodeMachine<T> machine,
 CompilerSpec cSpec,
 EmuUnixFile<T> file,
 Set<EmuUnixFileSystem.OpenFlag> flags,
 EmuUnixUser user)

Construct a new handle on the given file

Parameters:

machine - the machine emulating the hardware

cSpec - the ABI of the target platform

file - the file opened by this handle

flags - the user-specified flags, as defined by the simulator

user - the user that opened the file

See Also:

• AbstractEmuUnixSyscallUseropLibrary.createHandle(EmuUnixFile, int)

Method Details

getFile

public EmuUnixFile<T> getFile()

Get the file opened to this handle

Returns:

the file

checkReadable

public void checkReadable()

Check if the file is readable, throwing EmuIOException if not

checkWritable

public void checkWritable()

Check if the file is writable, throwing EmuIOException if not

stat

public EmuUnixFileStat stat()

Description copied from interface: EmuUnixFileDescriptor

Returns the stat structure of the file opened by this handle.

Specified by:

stat in interface EmuUnixFileDescriptor<T>

Returns:

the stat structure of the file opened by this handle

close

public void close()

Description copied from interface: EmuUnixFileDescriptor

Close this descriptor

Specified by:

close in interface EmuUnixFileDescriptor<T>