ztex

Class ImgFile

java.lang.Object

ztex.ImgFile

Direct Known Subclasses:

ZtexImgFile1

public class ImgFile
extends java.lang.Object

A class representing a firmware image.

Field Summary

Fields

Modifier and Type	Field and Description
short[]	data This array stores the firmware image.
boolean	isFx3 Assumed to be an FX3 firmware.
long	startVector Start vector.

Constructor Summary

Constructors

Constructor and Description
ImgFile(java.io.InputStream in, java.lang.String name) Constructs an instance from a given file name.
ImgFile(java.lang.String fileName) Constructs an instance from a given file name.

Method Summary

Modifier and Type	Method and Description
void	dataInfo(java.io.PrintStream out) Print out some information about the memory usage.
static long	uncompressAddr(int addr) Uncompresses the FX3 address space.

Methods inherited from class java.lang.Object

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

Field Detail

data

public short[] data

This array stores the firmware image. Values <0 and >255 mean that the data is undefined.

startVector

public long startVector

Start vector. Values <0 mean that no start vector is defined.

isFx3

public boolean isFx3

Assumed to be an FX3 firmware. This value is also set by ZtexImgFile1.

Constructor Detail

ImgFile

public ImgFile(java.io.InputStream in,
               java.lang.String name)
        throws java.io.IOException,
               ImgFileDamagedException

Constructs an instance from a given file name. This method can also read system resources, e.g. files from the current jar archive.

Parameters:

in - Input stream from which the firmware file is read.

name - Name of the input.

Throws:

java.io.IOException - If an read error occurred.

ImgFileDamagedException - If the firmware file is damaged.

ImgFile

public ImgFile(java.lang.String fileName)
        throws java.io.IOException,
               ImgFileDamagedException

Constructs an instance from a given file name. This method can also read system resources, e.g. files from the current jar archive.

Parameters:

fileName - The file name.

Throws:

java.io.IOException - If an read error occurred.

ImgFileDamagedException - If the firmware image file is damaged.

Method Detail

uncompressAddr

public static final long uncompressAddr(int addr)

Uncompresses the FX3 address space.

Parameters:

addr - Compressed address

Returns:

Uncompressed address.

dataInfo

public void dataInfo(java.io.PrintStream out)

Print out some information about the memory usage.

Parameters:

out - Where the data is printed out.