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Mach-O (Mach object) is a file format for executables, object code, shared libraries, dynamically loaded code, and core dumps. It was developed to replace the a.out format.
Other implementations, File layout & Multi-architecture binaries
Explore the main themes, entities and connections around Mach-O. Start with the topic map, then use the sections below for research and deeper semantic analysis.
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symbol number address load file binary code value type command set segment read library table used sections section link symbols
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Mach-O | Container for | ARM, SPARC, PA-RISC, PowerPC and x86 executable code, memory image dumps | 1.00 | infobox |
| Mach-O | Developed by | Carnegie Mellon University, Apple Inc. | 1.00 | infobox |
| Mach-O | Filename extension | .mw-parser-output .monospaced{font-family:monospace,monospace} none, .o, .dylib, .kext | 1.00 | infobox |
| Mach-O | Type of format | Binary, executable, object, shared libraries, core dump | 1.00 | infobox |
| Mach-O | Uniform Type Identifier (UTI) | com.apple.mach-o-binary | 1.00 | infobox |
| ARM64 | instance of | including different processor architectures | 0.80 | text |
| x86-64.All fields in the universal header are big-endian.The universal header is in the following form | instance of | including different processor architectures | 0.80 | text |
| a base address of zero.A segment name cannot be larger than 16 text characters in bytes | instance of | The relocations are unnecessary if the application can be placed at its defined RAM address locations | 0.80 | text |
| mprotect | instance of | The permissions on a region of the virtual address space may be changed by application or library code with calls to routines | 0.80 | text |
| QEMU.A practical problem with loading | instance of | an emulation tool such as QEMU would have to be used you would have to change ARM instructions to equivalent x86 instructions using CPU emulation tools | 0.80 | text |
| directly executing a Mach-O is | instance of | an emulation tool such as QEMU would have to be used you would have to change ARM instructions to equivalent x86 instructions using CPU emulation tools | 0.80 | text |
| Mach-O | related to __LINKEDITCompressed table | If | 0.60 | section |
These clusters group vocabulary that occurs around closely connected concepts in the source material.
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