Package ghidra.pcode.emu.unix

Class AbstractStreamEmuUnixFileHandle<T>

java.lang.Object

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

Type Parameters:

T - the type of values in the file

All Implemented Interfaces:

EmuUnixFileDescriptor<T>

Direct Known Subclasses:

IOStreamEmuUnixFileHandle

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

An abstract file descriptor having no "offset," typically for stream-like files

Field Summary

Fields

Modifier and Type	Field	Description
protected final PcodeArithmetic<T>	arithmetic
protected final int	offsetBytes

Fields inherited from interface ghidra.pcode.emu.unix.EmuUnixFileDescriptor

FD_STDERR, FD_STDIN, FD_STDOUT

Constructor Summary

Constructors

Constructor	Description
AbstractStreamEmuUnixFileHandle(PcodeMachine<T> machine, CompilerSpec cSpec)	Construct a new handle

Method Summary

Modifier and Type	Method	Description
T	getOffset()	Get the current offset of the file, or 0 if not applicable
void	seek(T offset)	See to the given offset
EmuUnixFileStat	stat()	Obtain the stat structure of the file opened by this handle

Methods inherited from class java.lang.Object

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

Methods inherited from interface ghidra.pcode.emu.unix.EmuUnixFileDescriptor

close, read, write

Field Details

arithmetic

protected final PcodeArithmetic<T> arithmetic

offsetBytes

protected final int offsetBytes

Constructor Details

AbstractStreamEmuUnixFileHandle

public AbstractStreamEmuUnixFileHandle(PcodeMachine<T> machine,
 CompilerSpec cSpec)

Construct a new handle

Parameters:

machine - the machine emulating the hardware

cSpec - the ABI of the target platform

See Also:

• AbstractEmuUnixSyscallUseropLibrary.createHandle(EmuUnixFile, int)

Method Details

getOffset

public T getOffset()

Description copied from interface: EmuUnixFileDescriptor

Get the current offset of the file, or 0 if not applicable

Specified by:

getOffset in interface EmuUnixFileDescriptor<T>

Returns:

the offset

seek

public void seek(T offset)
          throws EmuIOException

Description copied from interface: EmuUnixFileDescriptor

See to the given offset

Specified by:

seek in interface EmuUnixFileDescriptor<T>

Parameters:

offset - the desired offset

Throws:

EmuIOException - if an error occurred

stat

public EmuUnixFileStat stat()

Description copied from interface: EmuUnixFileDescriptor

Obtain the stat structure of the file opened by this handle

Specified by:

stat in interface EmuUnixFileDescriptor<T>