Class LoadCommand

java.lang.Object

com.ibm.j9ddr.corereaders.macho.LoadCommand

Direct Known Subclasses:

BuildVersionCommand, DSymtabCommand, DyldInfoCommand, DylibCommand, DylinkerCommand, EncryptionCommand64, EntryPointCommand, LinkeditDataCommand, LinkerOptionCommand, NoteCommand, PrebindChecksumCommand, PreboundDylibCommand, RoutinesCommand64, RpathCommand, SegmentCommand64, SourceVersionCommand, SubCommand, SymtabCommand, ThreadCommand, TwoLevelHintsCommand, UuidCommand, VersionMinCommand

public class LoadCommand
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	LoadCommand.LoadCommandString

Field Summary

Fields

Modifier and Type	Field	Description
long	absoluteOffset
long	cmdSize
int	cmdType
static final int	LC_BUILD_VERSION
static final int	LC_CODE_SIGNATURE
static final int	LC_DATA_IN_CODE
static final int	LC_DYLD_ENVIRONMENT
static final int	LC_DYLD_INFO
static final int	LC_DYLD_INFO_ONLY
static final int	LC_DYLIB_CODE_SIGN_DRS
static final int	LC_DYSYMTAB
static final int	LC_ENCRYPTION_INFO
static final int	LC_ENCRYPTION_INFO_64
static final int	LC_FUNCTION_STARTS
static final int	LC_FVMFILE
static final int	LC_ID_DYLIB
static final int	LC_ID_DYLINKER
static final int	LC_IDENT
static final int	LC_IDFVMLIB
static final int	LC_LAZY_LOAD_DYLIB
static final int	LC_LINKER_OPTIMIZATION_HINT
static final int	LC_LINKER_OPTION
static final int	LC_LOAD_DYLIB
static final int	LC_LOAD_DYLINKER
static final int	LC_LOAD_UPWARD_DYLIB
static final int	LC_LOAD_WEAK_DYLIB
static final int	LC_LOADFVMLIB
static final int	LC_MAIN
static final int	LC_NOTE
static final int	LC_PREBIND_CKSUM
static final int	LC_PREBOUND_DYLIB
static final int	LC_PREPAGE
static final int	LC_REEXPORT_DYLIB
static final int	LC_REQ_DYLD
static final int	LC_ROUTINES
static final int	LC_ROUTINES_64
static final int	LC_RPATH
static final int	LC_SEGMENT
static final int	LC_SEGMENT_64
static final int	LC_SEGMENT_SPLIT_INFO
static final int	LC_SOURCE_VERSION
static final int	LC_SUB_CLIENT
static final int	LC_SUB_FRAMEWORK
static final int	LC_SUB_LIBRARY
static final int	LC_SUB_UMBRELLA
static final int	LC_SYMSEG
static final int	LC_SYMTAB
static final int	LC_THREAD
static final int	LC_TWOLEVEL_HINTS
static final int	LC_UNIXTHREAD
static final int	LC_UUID
static final int	LC_VERSION_MIN_IPHONEOS
static final int	LC_VERSION_MIN_MACOSX
static final int	LC_VERSION_MIN_TVOS
static final int	LC_VERSION_MIN_WATCHOS
long	segmentOffset

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	LoadCommand()
	LoadCommand(int type, long size, long offset)

Method Summary

Modifier and Type	Method	Description
static String	getStringFromAsciiChars(byte[] chars)
static String	getStringFromAsciiChars(byte[] chars, int start)
LoadCommand	readCommand(ImageInputStream stream, long streamSegmentOffset)
static LoadCommand	readFullCommand(ImageInputStream stream, long streamOffset, long segmentOffset, int cpuType)

Methods declared in class java.lang.Object

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

Field Details

LC_REQ_DYLD

public static final int LC_REQ_DYLD

See Also:

• Constant Field Values

LC_SEGMENT

public static final int LC_SEGMENT

See Also:

• Constant Field Values

LC_SYMTAB

public static final int LC_SYMTAB

See Also:

• Constant Field Values

LC_SYMSEG

public static final int LC_SYMSEG

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• Constant Field Values

LC_THREAD

public static final int LC_THREAD

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• Constant Field Values

LC_UNIXTHREAD

public static final int LC_UNIXTHREAD

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• Constant Field Values

LC_LOADFVMLIB

public static final int LC_LOADFVMLIB

See Also:

• Constant Field Values

LC_IDFVMLIB

public static final int LC_IDFVMLIB

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• Constant Field Values

LC_IDENT

public static final int LC_IDENT

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• Constant Field Values

LC_FVMFILE

public static final int LC_FVMFILE

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• Constant Field Values

LC_PREPAGE

public static final int LC_PREPAGE

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• Constant Field Values

LC_DYSYMTAB

public static final int LC_DYSYMTAB

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• Constant Field Values

LC_LOAD_DYLIB

public static final int LC_LOAD_DYLIB

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• Constant Field Values

LC_ID_DYLIB

public static final int LC_ID_DYLIB

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• Constant Field Values

LC_LOAD_DYLINKER

public static final int LC_LOAD_DYLINKER

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• Constant Field Values

LC_ID_DYLINKER

public static final int LC_ID_DYLINKER

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• Constant Field Values

LC_PREBOUND_DYLIB

public static final int LC_PREBOUND_DYLIB

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• Constant Field Values

LC_ROUTINES

public static final int LC_ROUTINES

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• Constant Field Values

LC_SUB_FRAMEWORK

public static final int LC_SUB_FRAMEWORK

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• Constant Field Values

LC_SUB_UMBRELLA

public static final int LC_SUB_UMBRELLA

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• Constant Field Values

LC_SUB_CLIENT

public static final int LC_SUB_CLIENT

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• Constant Field Values

LC_SUB_LIBRARY

public static final int LC_SUB_LIBRARY

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• Constant Field Values

LC_TWOLEVEL_HINTS

public static final int LC_TWOLEVEL_HINTS

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• Constant Field Values

LC_PREBIND_CKSUM

public static final int LC_PREBIND_CKSUM

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• Constant Field Values

LC_LOAD_WEAK_DYLIB

public static final int LC_LOAD_WEAK_DYLIB

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• Constant Field Values

LC_SEGMENT_64

public static final int LC_SEGMENT_64

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• Constant Field Values

LC_ROUTINES_64

public static final int LC_ROUTINES_64

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• Constant Field Values

LC_UUID

public static final int LC_UUID

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• Constant Field Values

LC_RPATH

public static final int LC_RPATH

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• Constant Field Values

LC_CODE_SIGNATURE

public static final int LC_CODE_SIGNATURE

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• Constant Field Values

LC_SEGMENT_SPLIT_INFO

public static final int LC_SEGMENT_SPLIT_INFO

See Also:

• Constant Field Values

LC_REEXPORT_DYLIB

public static final int LC_REEXPORT_DYLIB

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• Constant Field Values

LC_LAZY_LOAD_DYLIB

public static final int LC_LAZY_LOAD_DYLIB

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• Constant Field Values

LC_ENCRYPTION_INFO

public static final int LC_ENCRYPTION_INFO

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• Constant Field Values

LC_DYLD_INFO

public static final int LC_DYLD_INFO

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• Constant Field Values

LC_DYLD_INFO_ONLY

public static final int LC_DYLD_INFO_ONLY

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• Constant Field Values

LC_LOAD_UPWARD_DYLIB

public static final int LC_LOAD_UPWARD_DYLIB

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• Constant Field Values

LC_VERSION_MIN_MACOSX

public static final int LC_VERSION_MIN_MACOSX

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• Constant Field Values

LC_VERSION_MIN_IPHONEOS

public static final int LC_VERSION_MIN_IPHONEOS

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• Constant Field Values

LC_FUNCTION_STARTS

public static final int LC_FUNCTION_STARTS

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• Constant Field Values

LC_DYLD_ENVIRONMENT

public static final int LC_DYLD_ENVIRONMENT

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• Constant Field Values

LC_MAIN

public static final int LC_MAIN

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• Constant Field Values

LC_DATA_IN_CODE

public static final int LC_DATA_IN_CODE

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• Constant Field Values

LC_SOURCE_VERSION

public static final int LC_SOURCE_VERSION

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• Constant Field Values

LC_DYLIB_CODE_SIGN_DRS

public static final int LC_DYLIB_CODE_SIGN_DRS

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• Constant Field Values

LC_ENCRYPTION_INFO_64

public static final int LC_ENCRYPTION_INFO_64

See Also:

• Constant Field Values

LC_LINKER_OPTION

public static final int LC_LINKER_OPTION

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• Constant Field Values

LC_LINKER_OPTIMIZATION_HINT

public static final int LC_LINKER_OPTIMIZATION_HINT

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• Constant Field Values

LC_VERSION_MIN_TVOS

public static final int LC_VERSION_MIN_TVOS

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• Constant Field Values

LC_VERSION_MIN_WATCHOS

public static final int LC_VERSION_MIN_WATCHOS

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• Constant Field Values

LC_NOTE

public static final int LC_NOTE

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• Constant Field Values

LC_BUILD_VERSION

public static final int LC_BUILD_VERSION

See Also:

• Constant Field Values

cmdType

public int cmdType

cmdSize

public long cmdSize

absoluteOffset

public long absoluteOffset

segmentOffset

public long segmentOffset

Constructor Details

LoadCommand

protected LoadCommand()

LoadCommand

public LoadCommand(int type,
 long size,
 long offset)

Method Details

getStringFromAsciiChars

public static String getStringFromAsciiChars(byte[] chars)
                                      throws UnsupportedEncodingException

Throws:

UnsupportedEncodingException

getStringFromAsciiChars

public static String getStringFromAsciiChars(byte[] chars,
 int start)

readCommand

public LoadCommand readCommand(ImageInputStream stream,
 long streamSegmentOffset)
                        throws IOException

Throws:

IOException

readFullCommand

public static LoadCommand readFullCommand(ImageInputStream stream,
 long streamOffset,
 long segmentOffset,
 int cpuType)
                                   throws IOException

Throws:

IOException