Mach-O file parser.
brew install --HEAD macmade/tap/macho
Usage: macho [OPTIONS] [PATH] ...
Supports regular and Fat Mach-O files as well as dyld cache files.
Multiple files can be passed at once.
Options:
-h / --help Shows this help dialog.
-i / --info Prints the detailed Mach-O structure.
-l / --libs Prints the list of linked libraries.
-f / --symbols Prints the list of symbols.
-s / --str Prints the list of strings from __cstring,
__oslogstring and __ustring.
-c / --objc-class Prints the list of Objective-C classes from
__objc_classname.
-m / --objc-method Prints the list of Objective-C methods
from __objc_methname.
-d / --data Prints the file data.
$ macho --info /System/Library/Frameworks/Foundation.framework/Foundation
Mach-O file: Foundation
{
CPU: x86-64 - Generic
Type: MH_DYLIB - Dynamically bound shared library
Flags: 0x02000085
{
MH_NOUNDEFS: No undefined references
MH_DYLDLINK: Input for the dynamic linker
MH_TWOLEVEL: Using two-level name space bindings
MH_APP_EXTENSION_SAFE: Can be used in application extensions
}
Commands: 33
{
LC_SEGMENT_64:
{
Name: __TEXT
VM address: 0x0000000000000000
VM size: 3.96 MB
File offset: 0x0000000000000000
File size: 3.96 MB
Max prot: 0x00000005
Init prot: 0x00000005
Flags: 0x00000000
Sections: 20
{
Section64:
{
Section: __text
Segment: __TEXT
Address: 0x0000000000001E70
Size: 0x0000000000305038
Offset: 0x00001E70
Alignment: 0x00000004
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
{
S_ATTR_PURE_INSTRUCTIONS
S_ATTR_SOME_INSTRUCTIONS
}
}
Section64:
{
Section: __stubs
Segment: __TEXT
Address: 0x0000000000306EA8
Size: 0x00000000000025EC
Offset: 0x00306EA8
Alignment: 0x00000001
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_SYMBOL_STUBS
{
S_ATTR_PURE_INSTRUCTIONS
S_ATTR_SOME_INSTRUCTIONS
}
}
Section64:
{
Section: __stub_helper
Segment: __TEXT
Address: 0x0000000000309494
Size: 0x0000000000003F44
Offset: 0x00309494
Alignment: 0x00000002
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
{
S_ATTR_PURE_INSTRUCTIONS
S_ATTR_SOME_INSTRUCTIONS
}
}
Section64:
{
Section: __const
Segment: __TEXT
Address: 0x000000000030D3E0
Size: 0x000000000000B0D0
Offset: 0x0030D3E0
Alignment: 0x00000004
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __cstring
Segment: __TEXT
Address: 0x00000000003184B0
Size: 0x00000000000402FA
Offset: 0x003184B0
Alignment: 0x00000004
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_CSTRING_LITERALS
}
Section64:
{
Section: __gcc_except_tab
Segment: __TEXT
Address: 0x00000000003587AC
Size: 0x000000000000587C
Offset: 0x003587AC
Alignment: 0x00000002
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __oslogstring
Segment: __TEXT
Address: 0x000000000035E030
Size: 0x0000000000006AF9
Offset: 0x0035E030
Alignment: 0x00000004
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_CSTRING_LITERALS
}
Section64:
{
Section: __ustring
Segment: __TEXT
Address: 0x0000000000364B2A
Size: 0x0000000000000404
Offset: 0x00364B2A
Alignment: 0x00000001
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __dof_NSXPCList
Segment: __TEXT
Address: 0x0000000000364F2E
Size: 0x00000000000002E9
Offset: 0x00364F2E
Alignment: 0x00000000
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_DTRACE_DOF
}
Section64:
{
Section: __dof_NSXPCList0
Segment: __TEXT
Address: 0x0000000000365217
Size: 0x000000000000060B
Offset: 0x00365217
Alignment: 0x00000000
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_DTRACE_DOF
}
Section64:
{
Section: __dof_NSProgres
Segment: __TEXT
Address: 0x0000000000365822
Size: 0x000000000000115B
Offset: 0x00365822
Alignment: 0x00000000
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_DTRACE_DOF
}
Section64:
{
Section: __dof_NSXPCConn
Segment: __TEXT
Address: 0x000000000036697D
Size: 0x00000000000021AA
Offset: 0x0036697D
Alignment: 0x00000000
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_DTRACE_DOF
}
Section64:
{
Section: __dof_Cocoa_Lay
Segment: __TEXT
Address: 0x0000000000368B27
Size: 0x0000000000000500
Offset: 0x00368B27
Alignment: 0x00000000
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_DTRACE_DOF
}
Section64:
{
Section: __dof_NSXPCProx
Segment: __TEXT
Address: 0x0000000000369027
Size: 0x000000000000075E
Offset: 0x00369027
Alignment: 0x00000000
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_DTRACE_DOF
}
Section64:
{
Section: __dof_NSProcess
Segment: __TEXT
Address: 0x0000000000369785
Size: 0x0000000000000343
Offset: 0x00369785
Alignment: 0x00000000
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_DTRACE_DOF
}
Section64:
{
Section: __unwind_info
Segment: __TEXT
Address: 0x0000000000369AC8
Size: 0x000000000000BE7C
Offset: 0x00369AC8
Alignment: 0x00000002
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __eh_frame
Segment: __TEXT
Address: 0x0000000000375948
Size: 0x0000000000003228
Offset: 0x00375948
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __objc_classname
Segment: __TEXT
Address: 0x0000000000378B70
Size: 0x0000000000006021
Offset: 0x00378B70
Alignment: 0x00000000
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_CSTRING_LITERALS
}
Section64:
{
Section: __objc_methname
Segment: __TEXT
Address: 0x000000000037EB91
Size: 0x000000000003CBE8
Offset: 0x0037EB91
Alignment: 0x00000000
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_CSTRING_LITERALS
}
Section64:
{
Section: __objc_methtype
Segment: __TEXT
Address: 0x00000000003BB779
Size: 0x000000000000A887
Offset: 0x003BB779
Alignment: 0x00000000
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_CSTRING_LITERALS
}
}
}
LC_SEGMENT_64:
{
Name: __DATA
VM address: 0x00000000003C6000
VM size: 1.04 MB
File offset: 0x00000000003C6000
File size: 1.04 MB
Max prot: 0x00000003
Init prot: 0x00000003
Flags: 0x00000000
Sections: 26
{
Section64:
{
Section: __nl_symbol_ptr
Segment: __DATA
Address: 0x00000000003C6000
Size: 0x0000000000000008
Offset: 0x003C6000
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_NON_LAZY_SYMBOL_POINTERS
}
Section64:
{
Section: __got
Segment: __DATA
Address: 0x00000000003C6008
Size: 0x0000000000000B80
Offset: 0x003C6008
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_NON_LAZY_SYMBOL_POINTERS
}
Section64:
{
Section: __la_symbol_ptr
Segment: __DATA
Address: 0x00000000003C6B88
Size: 0x0000000000003290
Offset: 0x003C6B88
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_LAZY_SYMBOL_POINTERS
}
Section64:
{
Section: __const
Segment: __DATA
Address: 0x00000000003C9E20
Size: 0x000000000000DD78
Offset: 0x003C9E20
Alignment: 0x00000004
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __cfstring
Segment: __DATA
Address: 0x00000000003D7B98
Size: 0x000000000002DE40
Offset: 0x003D7B98
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __objc_classlist
Segment: __DATA
Address: 0x00000000004059D8
Size: 0x00000000000019A0
Offset: 0x004059D8
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
{
S_ATTR_NO_DEAD_STRIP
}
}
Section64:
{
Section: __objc_nlclslist
Segment: __DATA
Address: 0x0000000000407378
Size: 0x0000000000000018
Offset: 0x00407378
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
{
S_ATTR_NO_DEAD_STRIP
}
}
Section64:
{
Section: __objc_catlist
Segment: __DATA
Address: 0x0000000000407390
Size: 0x00000000000000F0
Offset: 0x00407390
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
{
S_ATTR_NO_DEAD_STRIP
}
}
Section64:
{
Section: __objc_nlcatlist
Segment: __DATA
Address: 0x0000000000407480
Size: 0x0000000000000008
Offset: 0x00407480
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
{
S_ATTR_NO_DEAD_STRIP
}
}
Section64:
{
Section: __objc_protolist
Segment: __DATA
Address: 0x0000000000407488
Size: 0x0000000000000190
Offset: 0x00407488
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __objc_imageinfo
Segment: __DATA
Address: 0x0000000000407618
Size: 0x0000000000000008
Offset: 0x00407618
Alignment: 0x00000002
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __objc_const
Segment: __DATA
Address: 0x0000000000407620
Size: 0x0000000000096820
Offset: 0x00407620
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __objc_selrefs
Segment: __DATA
Address: 0x000000000049DE40
Size: 0x000000000000B4F8
Offset: 0x0049DE40
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_LITERAL_POINTERS
{
S_ATTR_NO_DEAD_STRIP
}
}
Section64:
{
Section: __objc_protorefs
Segment: __DATA
Address: 0x00000000004A9338
Size: 0x00000000000000B0
Offset: 0x004A9338
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __objc_classrefs
Segment: __DATA
Address: 0x00000000004A93E8
Size: 0x0000000000001718
Offset: 0x004A93E8
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
{
S_ATTR_NO_DEAD_STRIP
}
}
Section64:
{
Section: __objc_superrefs
Segment: __DATA
Address: 0x00000000004AAB00
Size: 0x0000000000001278
Offset: 0x004AAB00
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
{
S_ATTR_NO_DEAD_STRIP
}
}
Section64:
{
Section: __objc_ivar
Segment: __DATA
Address: 0x00000000004ABD78
Size: 0x0000000000004860
Offset: 0x004ABD78
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __objc_data
Segment: __DATA
Address: 0x00000000004B05D8
Size: 0x0000000000010040
Offset: 0x004B05D8
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __data
Segment: __DATA
Address: 0x00000000004C0620
Size: 0x0000000000002968
Offset: 0x004C0620
Alignment: 0x00000004
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __crash_info
Segment: __DATA
Address: 0x00000000004C2F88
Size: 0x0000000000000040
Offset: 0x004C2F88
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __objc_arraydata
Segment: __DATA
Address: 0x00000000004C2FC8
Size: 0x00000000000004A0
Offset: 0x004C2FC8
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __objc_arrayobj
Segment: __DATA
Address: 0x00000000004C3468
Size: 0x00000000000001C8
Offset: 0x004C3468
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __objc_intobj
Segment: __DATA
Address: 0x00000000004C3630
Size: 0x00000000000008B8
Offset: 0x004C3630
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __objc_dictobj
Segment: __DATA
Address: 0x00000000004C3EE8
Size: 0x0000000000000028
Offset: 0x004C3EE8
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_REGULAR
}
Section64:
{
Section: __common
Segment: __DATA
Address: 0x00000000004C3F10
Size: 0x0000000000000080
Offset: 0x00000000
Alignment: 0x00000003
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_ZEROFILL
}
Section64:
{
Section: __bss
Segment: __DATA
Address: 0x00000000004C3F90
Size: 0x0000000000000FC0
Offset: 0x00000000
Alignment: 0x00000004
Relocation offset: 0x00000000
Relocation count: 0x00000000
Flags: S_ZEROFILL
}
}
}
LC_SEGMENT_64:
{
Name: __LINKEDIT
VM address: 0x00000000004C5000
VM size: 2.41 MB
File offset: 0x00000000004C4000
File size: 2.41 MB
Max prot: 0x00000001
Init prot: 0x00000001
Flags: 0x00000000
}
LC_ID_DYLIB: Foundation
LC_DYLD_INFO_ONLY:
{
Rebase offset: 0x004C4000
Rebase size: 0x000060A0
Binding offset: 0x004CA0A0
Binding size: 0x00003DE0
Weak binding offset: 0x00000000
Weak binding size: 0x00000000
Lazy binding offset: 0x004CDE80
Lazy binding size: 0x0000C4B0
Export offset: 0x004DA330
Export size: 0x000167F0
}
LC_SYMTAB:
{
Symbol offset: 0x00518DB0
Symbol size: 0x00008439
String offset: 0x005A0994
String size: 0x0015D508
}
LC_DYSYMTAB:
{
Symbol offset: 0x00000000
Symbol size: 0x00006FE4
String offset: 0x00006FE4
String size: 0x00000B7F
}
LC_UUID: 1FA28BAB-7296-3A9-8E1E-E62A7D233DB8
LC_BUILD_VERSION:
{
Platform: macOS
Min OS: 10.15.0
SDK: 10.15.4
Tools:
{
LD: 556.4.0
}
}
LC_BUILD_VERSION:
{
Platform: Mac Catalyst
Min OS: 13.4.0
SDK: 13.4.0
Tools:
{
LD: 556.4.0
}
}
LC_SOURCE_VERSION: 1676.105.0.0.0
LC_SEGMENT_SPLIT_INFO:
{
Data offset: 0x004F0B20
Data size: 0x00022108
}
LC_REEXPORT_DYLIB: libobjc.A.dylib
LC_REEXPORT_DYLIB: CoreFoundation
LC_LOAD_DYLIB: libauto.dylib
LC_LOAD_DYLIB: libfakelink.dylib
LC_LOAD_DYLIB: libcompression.dylib
LC_LOAD_DYLIB: DiskArbitration
LC_LOAD_DYLIB: libarchive.2.dylib
LC_LOAD_DYLIB: libDiagnosticMessagesClient.dylib
LC_LOAD_DYLIB: libicucore.A.dylib
LC_LOAD_DYLIB: libxml2.2.dylib
LC_LOAD_DYLIB: libz.1.dylib
LC_LOAD_DYLIB: SystemConfiguration
LC_LOAD_DYLIB: CoreServices
LC_LOAD_DYLIB: liblangid.dylib
LC_LOAD_DYLIB: IOKit
LC_LOAD_DYLIB: libCRFSuite.dylib
LC_LOAD_DYLIB: libSystem.B.dylib
LC_LOAD_DYLIB: CFNetwork
LC_FUNCTION_STARTS:
{
Data offset: 0x00512C28
Data size: 0x00005CC0
}
LC_DATA_IN_CODE:
{
Data offset: 0x005188E8
Data size: 0x000004C8
}
LC_CODE_SIGNATURE:
{
Data offset: 0x006FDEA0
Data size: 0x00012750
}
}
}
Project is released under the terms of the MIT License.
Owner: Jean-David Gadina - XS-Labs
Web: www.xs-labs.com
Blog: www.noxeos.com
Twitter: @macmade
GitHub: github.com/macmade
LinkedIn: ch.linkedin.com/in/macmade/
StackOverflow: stackoverflow.com/users/182676/macmade
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