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Add support for getting the list of source files from a mach-o binary. Also fix a problem where the section table was getting tossed.

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This commit is contained in:
Ken Ryall 2006-05-09 22:39:38 +00:00
parent d0da5589a7
commit debff1a147
2 changed files with 67 additions and 7 deletions
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52
core/org.eclipse.cdt.core/utils/org/eclipse/cdt/utils/macho/MachO.java
View file

@ -21,7 +21,9 @@ import java.util.Map;
import java.util.Set;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.ISymbolReader;
import org.eclipse.cdt.utils.CPPFilt;
import org.eclipse.cdt.utils.debug.stabs.StabsReader;
// test checkin
public class MachO {
@ -38,7 +40,7 @@ public class MachO {
private Symbol[] local_symbols; /* local symbols from DySymtabCommand */
private boolean dynsym = false; /* set if DynSymtabCommand is present */
Line[] lines; /* line table */
private Section[] sections; /* sections from SegmentCommand */
private ArrayList sections = new ArrayList(); /* sections from SegmentCommand */
SymtabCommand symtab; /* SymtabCommand that contains the symbol table */
protected static final String EMPTY_STRING = ""; //$NON-NLS-1$
@ -1173,11 +1175,11 @@ public class MachO {
}
private Section[] getSections(SegmentCommand seg) throws IOException {
private ArrayList getSections(SegmentCommand seg) throws IOException {
if ( seg.nsects == 0 ) {
return new Section[0];
return new ArrayList();
}
Section[] sections = new Section[seg.nsects];
ArrayList sections = new ArrayList();
for ( int i = 0; i < seg.nsects; i++ ) {
Section section = new Section();
byte[] sectname = new byte[16];
@ -1196,7 +1198,7 @@ public class MachO {
section.flags = efile.readIntE();
section.reserved1 = efile.readIntE();
section.reserved2 = efile.readIntE();
sections[i] = section;
sections.add(section);
}
return sections;
}
@ -1265,7 +1267,7 @@ public class MachO {
seg.initprot = efile.readIntE();
seg.nsects = efile.readIntE();
seg.flags = efile.readIntE();
sections = getSections(seg);
sections.addAll(getSections(seg));
loadcommands[i] = seg;
break;
@ -1532,7 +1534,7 @@ public class MachO {
}
public Section[] getSections() {
return sections;
return (Section[]) sections.toArray(new Section[sections.size()]);
}
public DyLib[] getDyLibs(int type) {
@ -1587,4 +1589,40 @@ public class MachO {
public String getFilename() {
return file;
}
private ISymbolReader createStabsReader() {
ISymbolReader symReader = null;
try {
if ( loadcommands == null ) {
loadLoadCommands();
}
} catch (IOException e) { }
for (int i = 0; i < loadcommands.length; i++) {
if (loadcommands[i].cmd == LoadCommand.LC_SYMTAB)
{
symtab = (SymtabCommand)loadcommands[i];
try {
int symSize = symtab.nsyms * 12;
byte[] data = new byte[symSize];
efile.seek(symtab.symoff);
efile.readFully(data);
byte[] stabstr = new byte[symtab.strsize];
efile.seek(symtab.stroff);
efile.readFully(stabstr);
symReader = new StabsReader(data, stabstr, getAttributes().isLittleEndian());
} catch (IOException e) {}
}
}
return symReader;
}
public Object getSymbolReader() {
ISymbolReader reader = null;
reader = createStabsReader();
return reader;
}
}

22
core/org.eclipse.cdt.core/utils/org/eclipse/cdt/utils/macho/parser/MachOBinaryObject.java
View file

@ -22,6 +22,7 @@ import java.util.List;
import org.eclipse.cdt.core.IAddress;
import org.eclipse.cdt.core.IAddressFactory;
import org.eclipse.cdt.core.IBinaryParser;
import org.eclipse.cdt.core.ISymbolReader;
import org.eclipse.cdt.core.IBinaryParser.IBinaryFile;
import org.eclipse.cdt.core.IBinaryParser.ISymbol;
import org.eclipse.cdt.utils.Addr32;
@ -29,6 +30,7 @@ import org.eclipse.cdt.utils.Addr32Factory;
import org.eclipse.cdt.utils.BinaryObjectAdapter;
import org.eclipse.cdt.utils.CPPFilt;
import org.eclipse.cdt.utils.Symbol;
import org.eclipse.cdt.utils.elf.Elf;
import org.eclipse.cdt.utils.macho.AR;
import org.eclipse.cdt.utils.macho.MachO;
import org.eclipse.cdt.utils.macho.MachOHelper;
@ -375,4 +377,24 @@ public class MachOBinaryObject extends BinaryObjectAdapter {
}
return false;
}
/* (non-Javadoc)
* @see org.eclipse.core.runtime.IAdaptable#getAdapter(java.lang.Class)
*/
public Object getAdapter(Class adapter) {
if (adapter.equals(MachO.class)) {
try {
return new MachO(getPath().toOSString());
} catch (IOException e) {
}
}
if (adapter.equals(ISymbolReader.class)) {
MachO macho = (MachO)getAdapter(MachO.class);
if (macho != null) {
return macho.getSymbolReader();
}
}
return super.getAdapter(adapter);
}
}