Case study

IOReport: investigating and decompiling Apple’s reporting library

IOReport decompile investigates Apple’s IOReport dylib, which provides calls for reading system reports and counters. The author describes disassembling powermetrics to understand its use of IOReport and provides an incomplete Objective-C reconstruction with a Makefile-built test program.

Targets: Binary
Category: Independent reconstruction cases
Relationship: Independent reconstruction project
Sources reviewed: 2026-11-07

Stars: 10
Last commit: 2023-11-11
Language: C

GitHub data as of 2026-11-09

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Requirements & limits

Prerequisites: The test build uses clang with the CoreFoundation, Foundation and IOKit frameworks.
Limits: The IOReport dylib reconstruction remains incomplete.
License: No licence file in the repository.

Cite

BibTeX

@misc{ioreport-decompile-case,
  title = {{IOReport: investigating and decompiling Apple’s reporting library}},
  howpublished = {\url{https://github.com/dehydratedpotato/IOReport_decompile}},
  url = {https://github.com/dehydratedpotato/IOReport_decompile},
  urldate = {2026-11-07},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/ioreport-decompile-case/}}
}

Plain text

IOReport: investigating and decompiling Apple’s reporting library. https://github.com/dehydratedpotato/IOReport_decompile (accessed 2026-11-07). Awesome REA entry: https://awesomerea.org/resources/ioreport-decompile-case/

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About this entry

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Primary sources

README.md GitHub · dehydratedpotato/IOReport_decompile · Revision 9bcf1a8
Makefile GitHub · dehydratedpotato/IOReport_decompile · Revision 9bcf1a8