Package ghidra.app.util.bin.format.macho.commands

Class LoadCommand

java.lang.Object

ghidra.app.util.bin.format.macho.commands.LoadCommand

All Implemented Interfaces:

StructConverter

Direct Known Subclasses:

BuildVersionCommand, DyldInfoCommand, DynamicLibraryCommand, DynamicLinkerCommand, DynamicSymbolTableCommand, EncryptedInformationCommand, EntryPointCommand, FileSetEntryCommand, FixedVirtualMemoryFileCommand, LinkEditDataCommand, LinkerOptionCommand, ObsoleteCommand, PrebindChecksumCommand, PreboundDynamicLibraryCommand, RoutinesCommand, RunPathCommand, SegmentCommand, SourceVersionCommand, SubClientCommand, SubFrameworkCommand, SubLibraryCommand, SubUmbrellaCommand, SymbolTableCommand, ThreadCommand, TwoLevelHintsCommand, UnsupportedLoadCommand, UuidCommand, VersionMinCommand

public abstract class LoadCommand
extends Object
implements StructConverter

Represents a load_command structure

See Also:

• mach-o/loader.h

Field Summary

Fields inherited from interface ghidra.app.util.bin.StructConverter

ASCII, BYTE, DWORD, IBO32, IBO64, POINTER, QWORD, SLEB128, STRING, ULEB128, UTF16, UTF8, VOID, WORD

Constructor Summary

Constructors

Constructor	Description
LoadCommand(BinaryReader reader)	Creates a new LoadCommand

Method Summary

Modifier and Type	Method	Description
protected final ProgramFragment	createFragment(FlatProgramAPI api, Address baseAddress, ProgramModule module)
abstract String	getCommandName()	Gets the name of this load command
int	getCommandSize()	Gets the size of this load command in bytes
int	getCommandType()	Gets the type of this load command
long	getStartIndex()	Returns the binary start index of this load command
abstract void	markup(MachHeader header, FlatProgramAPI api, Address baseAddress, boolean isBinary, ProgramModule parentModule, TaskMonitor monitor, MessageLog log)	Marks-up the program with the data structures for this load command
protected final void	updateMonitor(TaskMonitor monitor)

Methods inherited from class java.lang.Object

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

Methods inherited from interface ghidra.app.util.bin.StructConverter

toDataType

Constructor Details

LoadCommand

public LoadCommand(BinaryReader reader)
            throws IOException

Creates a new LoadCommand

Parameters:

reader - A BinaryReader that points to the start of the load command

Throws:

IOException - if there was an IO-related error

Method Details

getStartIndex

public long getStartIndex()

Returns the binary start index of this load command

Returns:

the binary start index of this load command

getCommandType

public int getCommandType()

Gets the type of this load command

Returns:

The type of this load command

getCommandSize

public int getCommandSize()

Gets the size of this load command in bytes

Returns:

The size of this load command in bytes

getCommandName

public abstract String getCommandName()

Gets the name of this load command

Returns:

The name of this load command

markup

public abstract void markup(MachHeader header,
 FlatProgramAPI api,
 Address baseAddress,
 boolean isBinary,
 ProgramModule parentModule,
 TaskMonitor monitor,
 MessageLog log)

Marks-up the program with the data structures for this load command

Parameters:

header - the mach header

api - the flat program api

baseAddress - the base address to apply the mark-up

isBinary - true if mach-o was loaded as binary

parentModule - parent module to create fragments

monitor - the task monitor

log - the message logS

createFragment

protected final ProgramFragment createFragment(FlatProgramAPI api,
 Address baseAddress,
 ProgramModule module)
                                        throws Exception

Throws:

Exception

updateMonitor

protected final void updateMonitor(TaskMonitor monitor)