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

Class DyldChainedFixupsCommand

java.lang.Object

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

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

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

All Implemented Interfaces:

StructConverter

public class DyldChainedFixupsCommand
extends LinkEditDataCommand

Represents a dyld_chained_fixups_command structure

See Also:

• mach-o/fixup-chains.h

Field Summary

Fields inherited from class ghidra.app.util.bin.format.macho.commands.LinkEditDataCommand

dataoff, dataReader, datasize

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

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

Method Summary

Modifier and Type	Method	Description
List<DyldFixup>	getChainedFixups(BinaryReader reader, long imagebase, SymbolTable symbolTable, MessageLog log, TaskMonitor monitor)	Walks this command's chained fixup information and collects a List of DyldFixups that will need to be applied to the image
DyldChainedFixupHeader	getChainHeader()	Gets the DyldChainedFixupHeader
String	getCommandName()	Gets the name of this load command
void	markup(Program program, MachHeader header, String source, TaskMonitor monitor, MessageLog log)	Marks up this LoadCommand data with data structures and comments.
void	markupRawBinary(MachHeader header, FlatProgramAPI api, Address baseAddress, ProgramModule parentModule, TaskMonitor monitor, MessageLog log)	Marks-up this LoadCommand with data structures and comments.

Methods inherited from class ghidra.app.util.bin.format.macho.commands.LinkEditDataCommand

getLinkerDataOffset, getLinkerDataSize, toDataType

Methods inherited from class ghidra.app.util.bin.format.macho.commands.LoadCommand

checkCount, createFragment, createPlateComment, fileOffsetToAddress, getCommandSize, getCommandType, getContextualName, getStartIndex, markupPlateComment, updateMonitor

Methods inherited from class java.lang.Object

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

Method Details

getChainHeader

public DyldChainedFixupHeader getChainHeader()

Gets the DyldChainedFixupHeader

Returns:

The DyldChainedFixupHeader

getCommandName

public String getCommandName()

Description copied from class: LoadCommand

Gets the name of this load command

Overrides:

getCommandName in class LinkEditDataCommand

Returns:

The name of this load command

markup

public void markup(Program program,
 MachHeader header,
 String source,
 TaskMonitor monitor,
 MessageLog log)
            throws CancelledException

Description copied from class: LoadCommand

Marks up this LoadCommand data with data structures and comments. Assumes the program was imported as a Mach-O.

Overrides:

markup in class LinkEditDataCommand

Parameters:

program - The Program to mark up

header - The Mach-O header

source - A name that represents where the header came from (could be null)

monitor - A cancellable task monitor

log - The log

Throws:

CancelledException - if the user cancelled the operation

markupRawBinary

public void markupRawBinary(MachHeader header,
 FlatProgramAPI api,
 Address baseAddress,
 ProgramModule parentModule,
 TaskMonitor monitor,
 MessageLog log)

Description copied from class: LoadCommand

Marks-up this LoadCommand with data structures and comments. Assumes the program was imported as a Raw Binary.

Overrides:

markupRawBinary in class LinkEditDataCommand

Parameters:

header - The Mach-O header

api - A FlatProgramAPI

baseAddress - The base address of the program

parentModule - The parent module to create fragments

monitor - A cancellable task monitor

log - The log

See Also:

• MachoBinaryAnalysisCommand

getChainedFixups

public List<DyldFixup> getChainedFixups(BinaryReader reader,
 long imagebase,
 SymbolTable symbolTable,
 MessageLog log,
 TaskMonitor monitor)
                                 throws IOException,
CancelledException

Walks this command's chained fixup information and collects a List of DyldFixups that will need to be applied to the image

Parameters:

reader - A BinaryReader that can read the image

imagebase - The image base

symbolTable - The SymbolTable, or null if not available

log - The log

monitor - A cancellable monitor

Returns:

A List of DyldFixups

Throws:

IOException - If there was an IO-related issue

CancelledException - If the user cancelled the operation