frysk.dwfl
Class ObjectFile

java.lang.Object
  frysk.dwfl.ObjectFile

public class ObjectFile
extends Object

What ltrace needs to know about each loaded executable or shared library.

Field Summary

private static HashMap	cachedFiles
private ElfSection	dynamicStrtab
private File	filename
private static Log	fine
private static Log	finest
private String	interp
private File	resolvedInterp
private String	soname
private static Log	warning

Constructor Summary

protected

ObjectFile(File file, Elf elfFile, ElfEHeader eh)

Method Summary

private static void	assertFitsToInt(long num, String context)
static ObjectFile	buildFromFile(String path)
private static ElfSection	getElfSectionWithAddr(Elf elfFile, long addr)
File	getFilename() Answer filename.
String	getInterp() Answer INTERP or null if none was in file.
String	getSoname() Either answer primed soname, or construct soname from filename.
File	resolveInterp() Find a canonical path to interpreter and answer that.
protected void	setInterp(String interp)
protected void	setSoname(String soname)

Methods inherited from class java.lang.Object

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

Field Detail

warning

private static final Log warning

fine

private static final Log fine

finest

private static final Log finest

filename

private File filename

soname

private String soname

interp

private String interp

resolvedInterp

private File resolvedInterp

dynamicStrtab

private ElfSection dynamicStrtab

cachedFiles

private static HashMap cachedFiles

Constructor Detail

ObjectFile

protected ObjectFile(File file,
                     Elf elfFile,
                     ElfEHeader eh)

Method Detail

assertFitsToInt

private static void assertFitsToInt(long num,
                                    String context)

setSoname

protected void setSoname(String soname)

getSoname

public String getSoname()

Either answer primed soname, or construct soname from filename.

setInterp

protected void setInterp(String interp)

getInterp

public String getInterp()

Answer INTERP or null if none was in file.

resolveInterp

public File resolveInterp()

Find a canonical path to interpreter and answer that.

getFilename

public File getFilename()

Answer filename.

getElfSectionWithAddr

private static ElfSection getElfSectionWithAddr(Elf elfFile,
                                                long addr)

buildFromFile

public static ObjectFile buildFromFile(String path)