1 files changed, 292 insertions, 0 deletions
diff --git a/ext/node/polyfills/internal/crypto/cipher.ts b/ext/node/polyfills/internal/crypto/cipher.ts
new file mode 100644
index 000000000..2778b40fa
--- /dev/null
+++ b/ext/node/polyfills/internal/crypto/cipher.ts
@@ -0,0 +1,292 @@
+// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
+// Copyright Joyent, Inc. and Node.js contributors. All rights reserved. MIT license.
+
+import { ERR_INVALID_ARG_TYPE } from "internal:deno_node/polyfills/internal/errors.ts";
+import {
+  validateInt32,
+  validateObject,
+} from "internal:deno_node/polyfills/internal/validators.mjs";
+import { Buffer } from "internal:deno_node/polyfills/buffer.ts";
+import { notImplemented } from "internal:deno_node/polyfills/_utils.ts";
+import type { TransformOptions } from "internal:deno_node/polyfills/_stream.d.ts";
+import { Transform } from "internal:deno_node/polyfills/_stream.mjs";
+import { KeyObject } from "internal:deno_node/polyfills/internal/crypto/keys.ts";
+import type { BufferEncoding } from "internal:deno_node/polyfills/_global.d.ts";
+import type {
+  BinaryLike,
+  Encoding,
+} from "internal:deno_node/polyfills/internal/crypto/types.ts";
+import {
+  privateDecrypt,
+  privateEncrypt,
+  publicDecrypt,
+  publicEncrypt,
+} from "internal:deno_node/polyfills/_crypto/crypto_browserify/public_encrypt/mod.js";
+
+export {
+  privateDecrypt,
+  privateEncrypt,
+  publicDecrypt,
+  publicEncrypt,
+} from "internal:deno_node/polyfills/_crypto/crypto_browserify/public_encrypt/mod.js";
+
+export type CipherCCMTypes =
+  | "aes-128-ccm"
+  | "aes-192-ccm"
+  | "aes-256-ccm"
+  | "chacha20-poly1305";
+export type CipherGCMTypes = "aes-128-gcm" | "aes-192-gcm" | "aes-256-gcm";
+export type CipherOCBTypes = "aes-128-ocb" | "aes-192-ocb" | "aes-256-ocb";
+
+export type CipherKey = BinaryLike | KeyObject;
+
+export interface CipherCCMOptions extends TransformOptions {
+  authTagLength: number;
+}
+
+export interface CipherGCMOptions extends TransformOptions {
+  authTagLength?: number | undefined;
+}
+
+export interface CipherOCBOptions extends TransformOptions {
+  authTagLength: number;
+}
+
+export interface Cipher extends ReturnType<typeof Transform> {
+  update(data: BinaryLike): Buffer;
+  update(data: string, inputEncoding: Encoding): Buffer;
+  update(
+    data: ArrayBufferView,
+    inputEncoding: undefined,
+    outputEncoding: Encoding,
+  ): string;
+  update(
+    data: string,
+    inputEncoding: Encoding | undefined,
+    outputEncoding: Encoding,
+  ): string;
+
+  final(): Buffer;
+  final(outputEncoding: BufferEncoding): string;
+
+  setAutoPadding(autoPadding?: boolean): this;
+}
+
+export type Decipher = Cipher;
+
+export interface CipherCCM extends Cipher {
+  setAAD(
+    buffer: ArrayBufferView,
+    options: {
+      plaintextLength: number;
+    },
+  ): this;
+  getAuthTag(): Buffer;
+}
+
+export interface CipherGCM extends Cipher {
+  setAAD(
+    buffer: ArrayBufferView,
+    options?: {
+      plaintextLength: number;
+    },
+  ): this;
+  getAuthTag(): Buffer;
+}
+
+export interface CipherOCB extends Cipher {
+  setAAD(
+    buffer: ArrayBufferView,
+    options?: {
+      plaintextLength: number;
+    },
+  ): this;
+  getAuthTag(): Buffer;
+}
+
+export interface DecipherCCM extends Decipher {
+  setAuthTag(buffer: ArrayBufferView): this;
+  setAAD(
+    buffer: ArrayBufferView,
+    options: {
+      plaintextLength: number;
+    },
+  ): this;
+}
+
+export interface DecipherGCM extends Decipher {
+  setAuthTag(buffer: ArrayBufferView): this;
+  setAAD(
+    buffer: ArrayBufferView,
+    options?: {
+      plaintextLength: number;
+    },
+  ): this;
+}
+
+export interface DecipherOCB extends Decipher {
+  setAuthTag(buffer: ArrayBufferView): this;
+  setAAD(
+    buffer: ArrayBufferView,
+    options?: {
+      plaintextLength: number;
+    },
+  ): this;
+}
+
+export class Cipheriv extends Transform implements Cipher {
+  constructor(
+    _cipher: string,
+    _key: CipherKey,
+    _iv: BinaryLike | null,
+    _options?: TransformOptions,
+  ) {
+    super();
+
+    notImplemented("crypto.Cipheriv");
+  }
+
+  final(): Buffer;
+  final(outputEncoding: BufferEncoding): string;
+  final(_outputEncoding?: string): Buffer | string {
+    notImplemented("crypto.Cipheriv.prototype.final");
+  }
+
+  getAuthTag(): Buffer {
+    notImplemented("crypto.Cipheriv.prototype.getAuthTag");
+  }
+
+  setAAD(
+    _buffer: ArrayBufferView,
+    _options?: {
+      plaintextLength: number;
+    },
+  ): this {
+    notImplemented("crypto.Cipheriv.prototype.setAAD");
+  }
+
+  setAutoPadding(_autoPadding?: boolean): this {
+    notImplemented("crypto.Cipheriv.prototype.setAutoPadding");
+  }
+
+  update(data: BinaryLike): Buffer;
+  update(data: string, inputEncoding: Encoding): Buffer;
+  update(
+    data: ArrayBufferView,
+    inputEncoding: undefined,
+    outputEncoding: Encoding,
+  ): string;
+  update(
+    data: string,
+    inputEncoding: Encoding | undefined,
+    outputEncoding: Encoding,
+  ): string;
+  update(
+    _data: string | BinaryLike | ArrayBufferView,
+    _inputEncoding?: Encoding,
+    _outputEncoding?: Encoding,
+  ): Buffer | string {
+    notImplemented("crypto.Cipheriv.prototype.update");
+  }
+}
+
+export class Decipheriv extends Transform implements Cipher {
+  constructor(
+    _cipher: string,
+    _key: CipherKey,
+    _iv: BinaryLike | null,
+    _options?: TransformOptions,
+  ) {
+    super();
+
+    notImplemented("crypto.Decipheriv");
+  }
+
+  final(): Buffer;
+  final(outputEncoding: BufferEncoding): string;
+  final(_outputEncoding?: string): Buffer | string {
+    notImplemented("crypto.Decipheriv.prototype.final");
+  }
+
+  setAAD(
+    _buffer: ArrayBufferView,
+    _options?: {
+      plaintextLength: number;
+    },
+  ): this {
+    notImplemented("crypto.Decipheriv.prototype.setAAD");
+  }
+
+  setAuthTag(_buffer: BinaryLike, _encoding?: string): this {
+    notImplemented("crypto.Decipheriv.prototype.setAuthTag");
+  }
+
+  setAutoPadding(_autoPadding?: boolean): this {
+    notImplemented("crypto.Decipheriv.prototype.setAutoPadding");
+  }
+
+  update(data: BinaryLike): Buffer;
+  update(data: string, inputEncoding: Encoding): Buffer;
+  update(
+    data: ArrayBufferView,
+    inputEncoding: undefined,
+    outputEncoding: Encoding,
+  ): string;
+  update(
+    data: string,
+    inputEncoding: Encoding | undefined,
+    outputEncoding: Encoding,
+  ): string;
+  update(
+    _data: string | BinaryLike | ArrayBufferView,
+    _inputEncoding?: Encoding,
+    _outputEncoding?: Encoding,
+  ): Buffer | string {
+    notImplemented("crypto.Decipheriv.prototype.update");
+  }
+}
+
+export function getCipherInfo(
+  nameOrNid: string | number,
+  options?: { keyLength?: number; ivLength?: number },
+) {
+  if (typeof nameOrNid !== "string" && typeof nameOrNid !== "number") {
+    throw new ERR_INVALID_ARG_TYPE(
+      "nameOrNid",
+      ["string", "number"],
+      nameOrNid,
+    );
+  }
+
+  if (typeof nameOrNid === "number") {
+    validateInt32(nameOrNid, "nameOrNid");
+  }
+
+  let keyLength, ivLength;
+
+  if (options !== undefined) {
+    validateObject(options, "options");
+
+    ({ keyLength, ivLength } = options);
+
+    if (keyLength !== undefined) {
+      validateInt32(keyLength, "options.keyLength");
+    }
+
+    if (ivLength !== undefined) {
+      validateInt32(ivLength, "options.ivLength");
+    }
+  }
+
+  notImplemented("crypto.getCipherInfo");
+}
+
+export default {
+  privateDecrypt,
+  privateEncrypt,
+  publicDecrypt,
+  publicEncrypt,
+  Cipheriv,
+  Decipheriv,
+  getCipherInfo,
+};