@hazae41/chacha20poly1305/dist/esm/mods/chacha20poly1305/wasm.mjs.map

ChaCha20Poly1305 adapter for WebAssembly and JS implementations

{"version":3,"file":"wasm.mjs","sources":["../../../../src/mods/chacha20poly1305/wasm.ts"],"sourcesContent":["import { type ChaCha20Poly1305Wasm } from \"@hazae41/chacha20poly1305.wasm\"\n\nimport { Lengthed } from \"@hazae41/lengthed\"\nimport { Ownable, Owned, Unowned } from \"libs/ownable/index.js\"\nimport { Abstract } from \"./abstract.js\"\nimport { Adapter } from \"./adapter.js\"\n\nexport function fromWasm(Wasm: typeof ChaCha20Poly1305Wasm) {\n\n  class Memory<N extends number = number> extends Abstract.Memory {\n\n    constructor(\n      readonly inner: ChaCha20Poly1305Wasm.Memory\n    ) {\n      super()\n    }\n\n    static fromOrThrow<N extends number = number>(memory: Abstract.Memory<N>): Ownable<Memory<N>> {\n      if (memory instanceof Memory)\n        return new Unowned(memory)\n      if (memory.inner instanceof Wasm.Memory)\n        return new Unowned(new Memory(memory.inner))\n\n      const inner = new Wasm.Memory(memory.bytes)\n\n      return new Owned(new Memory<N>(inner))\n    }\n\n    static importOrThrow<N extends number = number>(bytes: Uint8Array & Lengthed<N>): Memory<N> {\n      return new Memory<N>(new Wasm.Memory(bytes))\n    }\n\n    [Symbol.dispose]() {\n      this.inner[Symbol.dispose]()\n    }\n\n    get bytes() {\n      return this.inner.bytes as Uint8Array & Lengthed<N>\n    }\n\n  }\n\n  class ChaCha20Cipher extends Abstract.ChaCha20Cipher {\n\n    constructor(\n      readonly inner: ChaCha20Poly1305Wasm.ChaCha20Cipher\n    ) {\n      super()\n    }\n\n    [Symbol.dispose]() {\n      this.inner[Symbol.dispose]()\n    }\n\n    static importOrThrow(key: Memory<32>, nonce: Memory<12>) {\n      if (key instanceof Memory === false)\n        throw new Error()\n      if (nonce instanceof Memory === false)\n        throw new Error()\n      return new ChaCha20Cipher(new Wasm.ChaCha20Cipher(key.inner, nonce.inner))\n    }\n\n    applyOrThrow(message: Memory) {\n      if (message instanceof Memory === false)\n        throw new Error()\n      this.inner.apply_keystream(message.inner)\n    }\n\n  }\n\n  class ChaCha20Poly1305Cipher extends Abstract.ChaCha20Poly1305Cipher {\n\n    constructor(\n      readonly inner: ChaCha20Poly1305Wasm.ChaCha20Poly1305Cipher\n    ) {\n      super()\n    }\n\n    [Symbol.dispose]() {\n      this.inner[Symbol.dispose]()\n    }\n\n    static importOrThrow(key: Memory<32>) {\n      if (key instanceof Memory === false)\n        throw new Error()\n      return new ChaCha20Poly1305Cipher(new Wasm.ChaCha20Poly1305Cipher(key.inner))\n    }\n\n    encryptOrThrow(message: Memory, nonce: Memory<12>) {\n      if (message instanceof Memory === false)\n        throw new Error()\n      if (nonce instanceof Memory === false)\n        throw new Error()\n      return new Memory(this.inner.encrypt(message.inner, nonce.inner))\n    }\n\n    decryptOrThrow(message: Memory, nonce: Memory<12>) {\n      if (message instanceof Memory === false)\n        throw new Error()\n      return new Memory(this.inner.decrypt(message.inner, nonce.inner))\n    }\n\n  }\n\n  return { Memory, ChaCha20Cipher, ChaCha20Poly1305Cipher } satisfies 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