Data models for Cryptography operations

cryptography.model.ts

export interface EncryptionKeyManager {
  parseKey: (key: ArrayBuffer) => Promise<CryptoKey>
  readKey: (key: CryptoKey) => Promise<ArrayBuffer>
}

export interface CryptographyManager {
  generateIv: () => Uint8Array
  encrypt: (data: string, key: CryptoKey) => Promise<EncryptionPayload>
  decrypt: (cipher: ArrayBuffer, key: CryptoKey, iv: Uint8Array) => Promise<string>
}

export type EncryptionPayload = {
  /**
   * Initial Vector
   */
  iv: Uint8Array

  /**
   * Encryption key
   */
  key: ArrayBuffer

  /**
   * Encryption output
   */
  cipher: ArrayBuffer
}