/**
* @param section
* @param index
* @return
* @throws IOException
*/
final String getStringFromSection(final Section section, final int index) throws IOException {
if (index > section.getSize()) {
return "";
}
final StringBuffer str = new StringBuffer();
// Most string symbols will be less than 50 bytes in size
final byte[] tmp = new byte[50];
this.efile.seek(section.getFileOffset() + index);
while (true) {
int len = this.efile.read(tmp);
for (int i = 0; i < len; i++) {
if (tmp[i] == 0) {
len = 0;
break;
}
str.append((char) tmp[i]);
}
if (len <= 0) {
break;
}
}
return str.toString();
}
/**
* @param name
* @return
* @throws IOException
*/
public Section getSectionByName(final String name) throws IOException {
final Section[] secs = getSections();
for (Section section : secs) {
if (name.equals(section.getName())) {
return section;
}
}
return null;
}
/**
* @param type
* @return
* @throws IOException
*/
public Section[] getSections(final int type) throws IOException {
final ArrayList<Section> result = new ArrayList<Section>();
final Section[] secs = getSections();
for (Section section : secs) {
if (type == section.getType()) {
result.add(section);
}
}
return result.toArray(new Section[result.size()]);
}
/**
* @return
* @throws IOException
*/
public Section[] getSections() throws IOException {
if (this.sections == null) {
this.sections = Section.create(this, this.ehdr, this.efile);
for (int i = 0; i < this.sections.length; i++) {
if (this.sections[i].getType() == Section.SHT_SYMTAB) {
this.syms = i;
}
if ((this.syms == 0) && (this.sections[i].getType() == Section.SHT_DYNSYM)) {
this.syms = i;
}
}
}
return this.sections;
}
/**
* @param aSection
* @return
* @throws IOException
*/
private Symbol[] loadSymbolsBySection(final Section aSection) throws IOException {
if (aSection == null) {
return new Symbol[0];
}
return aSection.loadSymbols(this.ehdr, this.efile);
}