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• .. (вверх)
• [DIR] ..
• [FILE] README.md
• [FILE] binary.ts
• [FILE] coretypes.ts
• [DIR] enums
• [FILE] hash-prefixes.ts
• [FILE] hashes.ts
• [FILE] index.ts
• [FILE] ledger-hashes.ts
• [FILE] quality.ts
• [DIR] serdes
• [FILE] shamap.ts
• [DIR] types
• [FILE] utils.ts

Просмотр файла: hash-prefixes.ts

import { writeUInt32BE } from './utils'

/**
 * Write a 32 bit integer to a Uint8Array
 *
 * @param uint32 32 bit integer to write to Uint8Array
 * @returns a Uint8Array with the bytes representation of uint32
 */
function bytes(uint32: number): Uint8Array {
  const result = new Uint8Array(4)
  writeUInt32BE(result, uint32, 0)
  return result
}

/**
 * Maps HashPrefix names to their byte representation
 */
const HashPrefix: Record<string, Uint8Array> = {
  transactionID: bytes(0x54584e00),
  // transaction plus metadata
  transaction: bytes(0x534e4400),
  // account state
  accountStateEntry: bytes(0x4d4c4e00),
  // inner node in tree
  innerNode: bytes(0x4d494e00),
  // ledger master data for signing
  ledgerHeader: bytes(0x4c575200),
  // inner transaction to sign
  transactionSig: bytes(0x53545800),
  // inner transaction to sign
  transactionMultiSig: bytes(0x534d5400),
  // validation for signing
  validation: bytes(0x56414c00),
  // proposal for signing
  proposal: bytes(0x50525000),
  // payment channel claim
  paymentChannelClaim: bytes(0x434c4d00),
}

export { HashPrefix }

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