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Merge remote-tracking branch 'origin/GP-4184_ryanmkurtz_coff'

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Ryan Kurtz
2024-01-03 11:53:13 -05:00
parent c3b7fc40ef 23516964e3
commit fcf59fbf4d
2 changed files with 50 additions and 2 deletions
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48
Ghidra/Features/Base/src/main/java/ghidra/app/util/opinion/CoffLoader.java
View File

@@ -30,8 +30,7 @@ import ghidra.app.util.importer.MessageLog;
import ghidra.framework.model.DomainObject;
import ghidra.program.database.mem.FileBytes;
import ghidra.program.model.address.*;
import ghidra.program.model.data.DataType;
import ghidra.program.model.data.Undefined;
import ghidra.program.model.data.*;
import ghidra.program.model.lang.Language;
import ghidra.program.model.listing.*;
import ghidra.program.model.mem.*;
@@ -182,6 +181,7 @@ public class CoffLoader extends AbstractLibrarySupportLoader {
processSymbols(header, program, monitor, log, sectionsMap, symbolsMap);
processEntryPoint(header, program, monitor, log);
processRelocations(header, program, sectionsMap, symbolsMap, log, monitor);
markupHeaders(header, program, fileBytes, log, monitor);
}
catch (AddressOverflowException e) {
throw new IOException(e);
@@ -752,6 +752,50 @@ public class CoffLoader extends AbstractLibrarySupportLoader {
Msg.error(this, program.getName() + ": " + logMessage, causeToReport);
}
private void markupHeaders(CoffFileHeader header, Program program, FileBytes fileBytes,
MessageLog log, TaskMonitor monitor) {
monitor.setMessage("Marking up headers...");
try {
Map<Long, DataType> dtMap = new HashMap<>();
long blockSize = 0;
// Header
dtMap.put(blockSize, header.toDataType());
blockSize += header.sizeof();
// Optional Header
AoutHeader optionalHeader = header.getOptionalHeader();
if (header.getOptionalHeader() != null) {
dtMap.put(blockSize, optionalHeader.toDataType());
blockSize += header.getOptionalHeaderSize();
}
// Sections
for (CoffSectionHeader section : header.getSections()) {
DataType dt = section.toDataType();
dtMap.put(blockSize, dt);
blockSize += dt.getLength();
}
// Create memory block
Address headerSpaceAddr = AddressSpace.OTHER_SPACE.getAddress(0);
MemoryBlock headerBlock =
MemoryBlockUtils.createInitializedBlock(program, true, "HEADER", headerSpaceAddr,
fileBytes, 0, blockSize, "", "", false, false, false, log);
Address addr = headerBlock.getStart();
// Create data
for (long offset : dtMap.keySet()) {
DataUtilities.createData(program, addr.add(offset), dtMap.get(offset), -1,
DataUtilities.ClearDataMode.CHECK_FOR_SPACE);
}
}
catch (Exception e) {
log.appendMsg("Failed to markup headers");
}
}
@Override
public String getName() {
return COFF_NAME;

4
Ghidra/Processors/PowerPC/data/languages/PowerPC.opinion
View File

@@ -3,6 +3,10 @@
<constraint primary="496" processor="PowerPC" endian="little" size="32" />
<constraint primary="497" processor="PowerPC" endian="little" size="32" />
</constraint>
<constraint loader="Common Object File Format (COFF)" compilerSpecID="default">
<constraint primary="496" processor="PowerPC" endian="little" size="32" />
<constraint primary="497" processor="PowerPC" endian="little" size="32" />
</constraint>
<constraint loader="Debug Symbols (DBG)" compilerSpecID="default">
<constraint primary="496" processor="PowerPC" endian="little" size="32" />
<constraint primary="497" processor="PowerPC" endian="little" size="32" />