- Extract hex conversion functions to new Helper.cs file
- Remove duplicate helper functions from Program.cs and V2GDecoder.cs
- Update all references to use Helper class
- Translate all comments in Program.cs to Korean
- Improve code organization and reusability
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Co-Authored-By: Claude <noreply@anthropic.com>
- Change target framework from net6.0 to net48 with LangVersion 9.0
- Remove nullable reference types for .NET Framework compatibility
- Replace Convert.FromHexString/ToHexString with custom implementations
- Fix switch pattern matching to use traditional case statements
- Replace range operators with LINQ Take/Skip and Array.Copy
- Replace Math.Log2 with Math.Log(p)/Math.Log(2) formula
- Fix Contains method calls to use ToLower() instead of StringComparison
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Co-Authored-By: Claude <noreply@anthropic.com>
- Add -out/-o option to save decode/encode output to files
- Encoded files are saved as binary, console still shows hex strings
- Decoded XML files are saved as text
- Fix stdin detection logic to prioritize command line arguments
- Add missing System.Collections.Generic import for List<string> usage
- File extension auto-processing now supports -out option
- Clean up data folder with renamed files (data0-3.dump/xml)
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Co-Authored-By: Claude <noreply@anthropic.com>
- Added stdin pipe support for both encode and decode operations
- Implemented file extension-based processing:
* .dump files: hex dump format with arrow separators
* .hex files: pure hex string data
* .xml files: XML content for encoding
- Added 'filename --encode' and 'filename --decode' syntax support
- Enhanced command line parsing for flexible usage
- Updated help text with pipe usage examples
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Co-Authored-By: Claude <noreply@anthropic.com>
Implements C# console application for decoding ISO 15118-2, DIN SPEC 70121, and SAP protocol messages from binary data. Features include:
- V2G Transfer Protocol header parsing
- EXI, DIN, and SAP message type support
- Network packet analysis (Ethernet/IPv6/TCP)
- Hex dump utilities
- Raw data parsing from hex files
- Sample raw data for testing
Successfully tested with sample V2G EXI message data.
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Co-Authored-By: Claude <noreply@anthropic.com>
