C#v1.0.0.0Open Source

SNR Patch Engine Library

A high-performance C# library for binary pattern matching and replacement with masking support. Enables wildcard matching through mask-based byte filtering for binary patching and data manipulation workflows.

C#.NETBinary PatchingPattern MatchingOpen Source
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Core Features

  • Mask-based wildcard pattern matching (x for match, ? for wildcard)
  • Single-pass byte search and replacement with zero heap allocations
  • Supports matching single or all occurrences across binary buffers
  • Direct byte array manipulation for high processing throughput
  • Robust boundary checks preventing buffer overrun exceptions
  • Lightweight .NET assembly with no third-party dependencies

Target Use Cases

  • Binary patching and custom file format manipulation
  • Pattern matching in reverse engineering research
  • Applying patches to compiled binaries and legacy software
  • Automated data stream manipulation and firmware updates