delikesanceandCursor
71974f5107
Ship a working HexPigeon: typed binary parsing in Rust/WASM, a three-pane frontend, and unit tests covering the field types. Co-authored-by: Cursor <cursoragent@cursor.com>
65 lines
1.5 KiB
TypeScript
65 lines
1.5 KiB
TypeScript
export const EXAMPLE_SCHEMA = JSON.stringify(
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{
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name: 'Example Frame',
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endian: 'big',
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fields: [
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{
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name: 'magic',
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type: 'uint8',
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description: 'Protocol magic byte (0xFF)',
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},
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{
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name: 'payload_len',
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type: 'uint8',
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description: 'Length of payload string',
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},
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{
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name: 'payload',
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type: 'string_fixed',
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length: 5,
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description: 'Fixed-length ASCII payload',
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},
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{
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name: 'raw_data',
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type: 'bytes',
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length: 4,
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description: 'Raw 4-byte data blob',
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},
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{
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name: 'tag',
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type: 'string_fixed',
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length: 4,
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description: 'ASCII tag (ABCD)',
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},
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{
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name: 'checksum',
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type: 'crc32',
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checksum_range: [0, 11],
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description: 'CRC-32 over bytes 0-10',
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},
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{
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name: 'flags',
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type: 'bitflags16',
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description: 'Status flags',
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flags: [
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{ bit: 0, name: 'ACK', description: 'Acknowledge' },
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{ bit: 1, name: 'SYN', description: 'Synchronise' },
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{ bit: 2, name: 'FIN', description: 'Finished' },
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{ bit: 7, name: 'ERR', description: 'Error' },
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],
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},
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],
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},
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null,
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2,
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)
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/** Example frame with valid CRC-32 (ISO HDLC) over bytes 0-10 and flags ACK|SYN. */
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export const EXAMPLE_HEX = [
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'FF 05 48 65 6C 6C 6F',
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'00 01 02 03',
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'41 42 43 44',
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'E8 6B B6 E1',
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'00 03',
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].join('\n')
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