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denoland-deno/ext/node/polyfills/internal/crypto/keygen.ts
Divy Srivastava 9496dfc685
fix(ext/node): implement asymmetric keygen (#18651)
Towards #18455 

This commit implements the keypair generation for asymmetric keys for
the `generateKeyPair` API.

See how key material is managed in this implementation:
https://www.notion.so/denolandinc/node-crypto-design-99fc33f568d24e47a5e4b36002c5325d?pvs=4

Private and public key encoding depend on `KeyObject#export` which is
not implemented. I've also skipped ED448 and X448 since we need a crate
for that in WebCrypto too.
2023-04-19 22:27:34 +05:30

987 lines
27 KiB
TypeScript

// deno-lint-ignore-file no-explicit-any
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
// Copyright Joyent, Inc. and Node.js contributors. All rights reserved. MIT license.
import { KeyObject } from "ext:deno_node/internal/crypto/keys.ts";
import { kAesKeyLengths } from "ext:deno_node/internal/crypto/util.ts";
import {
SecretKeyObject,
setOwnedKey,
} from "ext:deno_node/internal/crypto/keys.ts";
import { notImplemented } from "ext:deno_node/_utils.ts";
import {
ERR_INCOMPATIBLE_OPTION_PAIR,
ERR_INVALID_ARG_VALUE,
ERR_MISSING_OPTION,
} from "ext:deno_node/internal/errors.ts";
import {
validateBuffer,
validateFunction,
validateInt32,
validateInteger,
validateObject,
validateOneOf,
validateString,
validateUint32,
} from "ext:deno_node/internal/validators.mjs";
import { Buffer } from "ext:deno_node/buffer.ts";
import { KeyFormat, KeyType } from "ext:deno_node/internal/crypto/types.ts";
const { core } = globalThis.__bootstrap;
const { ops } = core;
function validateGenerateKey(
type: "hmac" | "aes",
options: { length: number },
) {
validateString(type, "type");
validateObject(options, "options");
const { length } = options;
switch (type) {
case "hmac":
validateInteger(length, "options.length", 8, 2 ** 31 - 1);
break;
case "aes":
validateOneOf(length, "options.length", kAesKeyLengths);
break;
default:
throw new ERR_INVALID_ARG_VALUE(
"type",
type,
"must be a supported key type",
);
}
}
export function generateKeySync(
type: "hmac" | "aes",
options: {
length: number;
},
): KeyObject {
validateGenerateKey(type, options);
const { length } = options;
const key = new Uint8Array(Math.floor(length / 8));
ops.op_node_generate_secret(key);
return new SecretKeyObject(setOwnedKey(key));
}
export function generateKey(
type: "hmac" | "aes",
options: {
length: number;
},
callback: (err: Error | null, key: KeyObject) => void,
) {
validateGenerateKey(type, options);
validateFunction(callback, "callback");
const { length } = options;
core.opAsync("op_node_generate_secret_async", Math.floor(length / 8)).then(
(key) => {
callback(null, new SecretKeyObject(setOwnedKey(key)));
},
);
}
export interface BasePrivateKeyEncodingOptions<T extends KeyFormat> {
format: T;
cipher?: string | undefined;
passphrase?: string | undefined;
}
export interface RSAKeyPairOptions<
PubF extends KeyFormat,
PrivF extends KeyFormat,
> {
/**
* Key size in bits
*/
modulusLength: number;
/**
* Public exponent
* @default 0x10001
*/
publicExponent?: number | undefined;
publicKeyEncoding: {
type: "pkcs1" | "spki";
format: PubF;
};
privateKeyEncoding: BasePrivateKeyEncodingOptions<PrivF> & {
type: "pkcs1" | "pkcs8";
};
}
export interface RSAPSSKeyPairOptions<
PubF extends KeyFormat,
PrivF extends KeyFormat,
> {
/**
* Key size in bits
*/
modulusLength: number;
/**
* Public exponent
* @default 0x10001
*/
publicExponent?: number | undefined;
/**
* Name of the message digest
*/
hashAlgorithm?: string;
/**
* Name of the message digest used by MGF1
*/
mgf1HashAlgorithm?: string;
/**
* Minimal salt length in bytes
*/
saltLength?: string;
publicKeyEncoding: {
type: "spki";
format: PubF;
};
privateKeyEncoding: BasePrivateKeyEncodingOptions<PrivF> & {
type: "pkcs8";
};
}
export interface DSAKeyPairOptions<
PubF extends KeyFormat,
PrivF extends KeyFormat,
> {
/**
* Key size in bits
*/
modulusLength: number;
/**
* Size of q in bits
*/
divisorLength: number;
publicKeyEncoding: {
type: "spki";
format: PubF;
};
privateKeyEncoding: BasePrivateKeyEncodingOptions<PrivF> & {
type: "pkcs8";
};
}
export interface ECKeyPairOptions<
PubF extends KeyFormat,
PrivF extends KeyFormat,
> {
/**
* Name of the curve to use.
*/
namedCurve: string;
publicKeyEncoding: {
type: "pkcs1" | "spki";
format: PubF;
};
privateKeyEncoding: BasePrivateKeyEncodingOptions<PrivF> & {
type: "sec1" | "pkcs8";
};
}
export interface ED25519KeyPairOptions<
PubF extends KeyFormat,
PrivF extends KeyFormat,
> {
publicKeyEncoding: {
type: "spki";
format: PubF;
};
privateKeyEncoding: BasePrivateKeyEncodingOptions<PrivF> & {
type: "pkcs8";
};
}
export interface ED448KeyPairOptions<
PubF extends KeyFormat,
PrivF extends KeyFormat,
> {
publicKeyEncoding: {
type: "spki";
format: PubF;
};
privateKeyEncoding: BasePrivateKeyEncodingOptions<PrivF> & {
type: "pkcs8";
};
}
export interface X25519KeyPairOptions<
PubF extends KeyFormat,
PrivF extends KeyFormat,
> {
publicKeyEncoding: {
type: "spki";
format: PubF;
};
privateKeyEncoding: BasePrivateKeyEncodingOptions<PrivF> & {
type: "pkcs8";
};
}
export interface X448KeyPairOptions<
PubF extends KeyFormat,
PrivF extends KeyFormat,
> {
publicKeyEncoding: {
type: "spki";
format: PubF;
};
privateKeyEncoding: BasePrivateKeyEncodingOptions<PrivF> & {
type: "pkcs8";
};
}
export interface RSAKeyPairKeyObjectOptions {
/**
* Key size in bits
*/
modulusLength: number;
/**
* Public exponent
* @default 0x10001
*/
publicExponent?: number | undefined;
}
export interface RSAPSSKeyPairKeyObjectOptions {
/**
* Key size in bits
*/
modulusLength: number;
/**
* Public exponent
* @default 0x10001
*/
publicExponent?: number | undefined;
/**
* Name of the message digest
*/
hashAlgorithm?: string;
/**
* Name of the message digest used by MGF1
*/
mgf1HashAlgorithm?: string;
/**
* Minimal salt length in bytes
*/
saltLength?: string;
}
export interface DSAKeyPairKeyObjectOptions {
/**
* Key size in bits
*/
modulusLength: number;
/**
* Size of q in bits
*/
divisorLength: number;
}
// deno-lint-ignore no-empty-interface
export interface ED25519KeyPairKeyObjectOptions {}
// deno-lint-ignore no-empty-interface
export interface ED448KeyPairKeyObjectOptions {}
// deno-lint-ignore no-empty-interface
export interface X25519KeyPairKeyObjectOptions {}
// deno-lint-ignore no-empty-interface
export interface X448KeyPairKeyObjectOptions {}
export interface ECKeyPairKeyObjectOptions {
/**
* Name of the curve to use
*/
namedCurve: string;
}
export function generateKeyPair(
type: "rsa",
options: RSAKeyPairOptions<"pem", "pem">,
callback: (err: Error | null, publicKey: string, privateKey: string) => void,
): void;
export function generateKeyPair(
type: "rsa",
options: RSAKeyPairOptions<"pem", "der">,
callback: (err: Error | null, publicKey: string, privateKey: Buffer) => void,
): void;
export function generateKeyPair(
type: "rsa",
options: RSAKeyPairOptions<"der", "pem">,
callback: (err: Error | null, publicKey: Buffer, privateKey: string) => void,
): void;
export function generateKeyPair(
type: "rsa",
options: RSAKeyPairOptions<"der", "der">,
callback: (err: Error | null, publicKey: Buffer, privateKey: Buffer) => void,
): void;
export function generateKeyPair(
type: "rsa",
options: RSAKeyPairKeyObjectOptions,
callback: (
err: Error | null,
publicKey: KeyObject,
privateKey: KeyObject,
) => void,
): void;
export function generateKeyPair(
type: "rsa-pss",
options: RSAPSSKeyPairOptions<"pem", "pem">,
callback: (err: Error | null, publicKey: string, privateKey: string) => void,
): void;
export function generateKeyPair(
type: "rsa-pss",
options: RSAPSSKeyPairOptions<"pem", "der">,
callback: (err: Error | null, publicKey: string, privateKey: Buffer) => void,
): void;
export function generateKeyPair(
type: "rsa-pss",
options: RSAPSSKeyPairOptions<"der", "pem">,
callback: (err: Error | null, publicKey: Buffer, privateKey: string) => void,
): void;
export function generateKeyPair(
type: "rsa-pss",
options: RSAPSSKeyPairOptions<"der", "der">,
callback: (err: Error | null, publicKey: Buffer, privateKey: Buffer) => void,
): void;
export function generateKeyPair(
type: "rsa-pss",
options: RSAPSSKeyPairKeyObjectOptions,
callback: (
err: Error | null,
publicKey: KeyObject,
privateKey: KeyObject,
) => void,
): void;
export function generateKeyPair(
type: "dsa",
options: DSAKeyPairOptions<"pem", "pem">,
callback: (err: Error | null, publicKey: string, privateKey: string) => void,
): void;
export function generateKeyPair(
type: "dsa",
options: DSAKeyPairOptions<"pem", "der">,
callback: (err: Error | null, publicKey: string, privateKey: Buffer) => void,
): void;
export function generateKeyPair(
type: "dsa",
options: DSAKeyPairOptions<"der", "pem">,
callback: (err: Error | null, publicKey: Buffer, privateKey: string) => void,
): void;
export function generateKeyPair(
type: "dsa",
options: DSAKeyPairOptions<"der", "der">,
callback: (err: Error | null, publicKey: Buffer, privateKey: Buffer) => void,
): void;
export function generateKeyPair(
type: "dsa",
options: DSAKeyPairKeyObjectOptions,
callback: (
err: Error | null,
publicKey: KeyObject,
privateKey: KeyObject,
) => void,
): void;
export function generateKeyPair(
type: "ec",
options: ECKeyPairOptions<"pem", "pem">,
callback: (err: Error | null, publicKey: string, privateKey: string) => void,
): void;
export function generateKeyPair(
type: "ec",
options: ECKeyPairOptions<"pem", "der">,
callback: (err: Error | null, publicKey: string, privateKey: Buffer) => void,
): void;
export function generateKeyPair(
type: "ec",
options: ECKeyPairOptions<"der", "pem">,
callback: (err: Error | null, publicKey: Buffer, privateKey: string) => void,
): void;
export function generateKeyPair(
type: "ec",
options: ECKeyPairOptions<"der", "der">,
callback: (err: Error | null, publicKey: Buffer, privateKey: Buffer) => void,
): void;
export function generateKeyPair(
type: "ec",
options: ECKeyPairKeyObjectOptions,
callback: (
err: Error | null,
publicKey: KeyObject,
privateKey: KeyObject,
) => void,
): void;
export function generateKeyPair(
type: "ed25519",
options: ED25519KeyPairOptions<"pem", "pem">,
callback: (err: Error | null, publicKey: string, privateKey: string) => void,
): void;
export function generateKeyPair(
type: "ed25519",
options: ED25519KeyPairOptions<"pem", "der">,
callback: (err: Error | null, publicKey: string, privateKey: Buffer) => void,
): void;
export function generateKeyPair(
type: "ed25519",
options: ED25519KeyPairOptions<"der", "pem">,
callback: (err: Error | null, publicKey: Buffer, privateKey: string) => void,
): void;
export function generateKeyPair(
type: "ed25519",
options: ED25519KeyPairOptions<"der", "der">,
callback: (err: Error | null, publicKey: Buffer, privateKey: Buffer) => void,
): void;
export function generateKeyPair(
type: "ed25519",
options: ED25519KeyPairKeyObjectOptions | undefined,
callback: (
err: Error | null,
publicKey: KeyObject,
privateKey: KeyObject,
) => void,
): void;
export function generateKeyPair(
type: "ed448",
options: ED448KeyPairOptions<"pem", "pem">,
callback: (err: Error | null, publicKey: string, privateKey: string) => void,
): void;
export function generateKeyPair(
type: "ed448",
options: ED448KeyPairOptions<"pem", "der">,
callback: (err: Error | null, publicKey: string, privateKey: Buffer) => void,
): void;
export function generateKeyPair(
type: "ed448",
options: ED448KeyPairOptions<"der", "pem">,
callback: (err: Error | null, publicKey: Buffer, privateKey: string) => void,
): void;
export function generateKeyPair(
type: "ed448",
options: ED448KeyPairOptions<"der", "der">,
callback: (err: Error | null, publicKey: Buffer, privateKey: Buffer) => void,
): void;
export function generateKeyPair(
type: "ed448",
options: ED448KeyPairKeyObjectOptions | undefined,
callback: (
err: Error | null,
publicKey: KeyObject,
privateKey: KeyObject,
) => void,
): void;
export function generateKeyPair(
type: "x25519",
options: X25519KeyPairOptions<"pem", "pem">,
callback: (err: Error | null, publicKey: string, privateKey: string) => void,
): void;
export function generateKeyPair(
type: "x25519",
options: X25519KeyPairOptions<"pem", "der">,
callback: (err: Error | null, publicKey: string, privateKey: Buffer) => void,
): void;
export function generateKeyPair(
type: "x25519",
options: X25519KeyPairOptions<"der", "pem">,
callback: (err: Error | null, publicKey: Buffer, privateKey: string) => void,
): void;
export function generateKeyPair(
type: "x25519",
options: X25519KeyPairOptions<"der", "der">,
callback: (err: Error | null, publicKey: Buffer, privateKey: Buffer) => void,
): void;
export function generateKeyPair(
type: "x25519",
options: X25519KeyPairKeyObjectOptions | undefined,
callback: (
err: Error | null,
publicKey: KeyObject,
privateKey: KeyObject,
) => void,
): void;
export function generateKeyPair(
type: "x448",
options: X448KeyPairOptions<"pem", "pem">,
callback: (err: Error | null, publicKey: string, privateKey: string) => void,
): void;
export function generateKeyPair(
type: "x448",
options: X448KeyPairOptions<"pem", "der">,
callback: (err: Error | null, publicKey: string, privateKey: Buffer) => void,
): void;
export function generateKeyPair(
type: "x448",
options: X448KeyPairOptions<"der", "pem">,
callback: (err: Error | null, publicKey: Buffer, privateKey: string) => void,
): void;
export function generateKeyPair(
type: "x448",
options: X448KeyPairOptions<"der", "der">,
callback: (err: Error | null, publicKey: Buffer, privateKey: Buffer) => void,
): void;
export function generateKeyPair(
type: "x448",
options: X448KeyPairKeyObjectOptions | undefined,
callback: (
err: Error | null,
publicKey: KeyObject,
privateKey: KeyObject,
) => void,
): void;
export function generateKeyPair(
type: KeyType,
options: unknown,
callback: (
err: Error | null,
publicKey: any,
privateKey: any,
) => void,
) {
createJob(kAsync, type, options).then(([privateKey, publicKey]) => {
privateKey = new KeyObject("private", setOwnedKey(privateKey));
publicKey = new KeyObject("public", setOwnedKey(publicKey));
if (typeof options === "object" && options !== null) {
const { publicKeyEncoding, privateKeyEncoding } = options as any;
if (publicKeyEncoding) {
publicKey = publicKey.export(publicKeyEncoding);
}
if (privateKeyEncoding) {
privateKey = privateKey.export(privateKeyEncoding);
}
}
callback(null, publicKey, privateKey);
}).catch((err) => {
callback(err, null, null);
});
}
export interface KeyPairKeyObjectResult {
publicKey: KeyObject;
privateKey: KeyObject;
}
export interface KeyPairSyncResult<
T1 extends string | Buffer,
T2 extends string | Buffer,
> {
publicKey: T1;
privateKey: T2;
}
export function generateKeyPairSync(
type: "rsa",
options: RSAKeyPairOptions<"pem", "pem">,
): KeyPairSyncResult<string, string>;
export function generateKeyPairSync(
type: "rsa",
options: RSAKeyPairOptions<"pem", "der">,
): KeyPairSyncResult<string, Buffer>;
export function generateKeyPairSync(
type: "rsa",
options: RSAKeyPairOptions<"der", "pem">,
): KeyPairSyncResult<Buffer, string>;
export function generateKeyPairSync(
type: "rsa",
options: RSAKeyPairOptions<"der", "der">,
): KeyPairSyncResult<Buffer, Buffer>;
export function generateKeyPairSync(
type: "rsa",
options: RSAKeyPairKeyObjectOptions,
): KeyPairKeyObjectResult;
export function generateKeyPairSync(
type: "rsa-pss",
options: RSAPSSKeyPairOptions<"pem", "pem">,
): KeyPairSyncResult<string, string>;
export function generateKeyPairSync(
type: "rsa-pss",
options: RSAPSSKeyPairOptions<"pem", "der">,
): KeyPairSyncResult<string, Buffer>;
export function generateKeyPairSync(
type: "rsa-pss",
options: RSAPSSKeyPairOptions<"der", "pem">,
): KeyPairSyncResult<Buffer, string>;
export function generateKeyPairSync(
type: "rsa-pss",
options: RSAPSSKeyPairOptions<"der", "der">,
): KeyPairSyncResult<Buffer, Buffer>;
export function generateKeyPairSync(
type: "rsa-pss",
options: RSAPSSKeyPairKeyObjectOptions,
): KeyPairKeyObjectResult;
export function generateKeyPairSync(
type: "dsa",
options: DSAKeyPairOptions<"pem", "pem">,
): KeyPairSyncResult<string, string>;
export function generateKeyPairSync(
type: "dsa",
options: DSAKeyPairOptions<"pem", "der">,
): KeyPairSyncResult<string, Buffer>;
export function generateKeyPairSync(
type: "dsa",
options: DSAKeyPairOptions<"der", "pem">,
): KeyPairSyncResult<Buffer, string>;
export function generateKeyPairSync(
type: "dsa",
options: DSAKeyPairOptions<"der", "der">,
): KeyPairSyncResult<Buffer, Buffer>;
export function generateKeyPairSync(
type: "dsa",
options: DSAKeyPairKeyObjectOptions,
): KeyPairKeyObjectResult;
export function generateKeyPairSync(
type: "ec",
options: ECKeyPairOptions<"pem", "pem">,
): KeyPairSyncResult<string, string>;
export function generateKeyPairSync(
type: "ec",
options: ECKeyPairOptions<"pem", "der">,
): KeyPairSyncResult<string, Buffer>;
export function generateKeyPairSync(
type: "ec",
options: ECKeyPairOptions<"der", "pem">,
): KeyPairSyncResult<Buffer, string>;
export function generateKeyPairSync(
type: "ec",
options: ECKeyPairOptions<"der", "der">,
): KeyPairSyncResult<Buffer, Buffer>;
export function generateKeyPairSync(
type: "ec",
options: ECKeyPairKeyObjectOptions,
): KeyPairKeyObjectResult;
export function generateKeyPairSync(
type: "ed25519",
options: ED25519KeyPairOptions<"pem", "pem">,
): KeyPairSyncResult<string, string>;
export function generateKeyPairSync(
type: "ed25519",
options: ED25519KeyPairOptions<"pem", "der">,
): KeyPairSyncResult<string, Buffer>;
export function generateKeyPairSync(
type: "ed25519",
options: ED25519KeyPairOptions<"der", "pem">,
): KeyPairSyncResult<Buffer, string>;
export function generateKeyPairSync(
type: "ed25519",
options: ED25519KeyPairOptions<"der", "der">,
): KeyPairSyncResult<Buffer, Buffer>;
export function generateKeyPairSync(
type: "ed25519",
options?: ED25519KeyPairKeyObjectOptions,
): KeyPairKeyObjectResult;
export function generateKeyPairSync(
type: "ed448",
options: ED448KeyPairOptions<"pem", "pem">,
): KeyPairSyncResult<string, string>;
export function generateKeyPairSync(
type: "ed448",
options: ED448KeyPairOptions<"pem", "der">,
): KeyPairSyncResult<string, Buffer>;
export function generateKeyPairSync(
type: "ed448",
options: ED448KeyPairOptions<"der", "pem">,
): KeyPairSyncResult<Buffer, string>;
export function generateKeyPairSync(
type: "ed448",
options: ED448KeyPairOptions<"der", "der">,
): KeyPairSyncResult<Buffer, Buffer>;
export function generateKeyPairSync(
type: "ed448",
options?: ED448KeyPairKeyObjectOptions,
): KeyPairKeyObjectResult;
export function generateKeyPairSync(
type: "x25519",
options: X25519KeyPairOptions<"pem", "pem">,
): KeyPairSyncResult<string, string>;
export function generateKeyPairSync(
type: "x25519",
options: X25519KeyPairOptions<"pem", "der">,
): KeyPairSyncResult<string, Buffer>;
export function generateKeyPairSync(
type: "x25519",
options: X25519KeyPairOptions<"der", "pem">,
): KeyPairSyncResult<Buffer, string>;
export function generateKeyPairSync(
type: "x25519",
options: X25519KeyPairOptions<"der", "der">,
): KeyPairSyncResult<Buffer, Buffer>;
export function generateKeyPairSync(
type: "x25519",
options?: X25519KeyPairKeyObjectOptions,
): KeyPairKeyObjectResult;
export function generateKeyPairSync(
type: "x448",
options: X448KeyPairOptions<"pem", "pem">,
): KeyPairSyncResult<string, string>;
export function generateKeyPairSync(
type: "x448",
options: X448KeyPairOptions<"pem", "der">,
): KeyPairSyncResult<string, Buffer>;
export function generateKeyPairSync(
type: "x448",
options: X448KeyPairOptions<"der", "pem">,
): KeyPairSyncResult<Buffer, string>;
export function generateKeyPairSync(
type: "x448",
options: X448KeyPairOptions<"der", "der">,
): KeyPairSyncResult<Buffer, Buffer>;
export function generateKeyPairSync(
type: "x448",
options?: X448KeyPairKeyObjectOptions,
): KeyPairKeyObjectResult;
export function generateKeyPairSync(
type: KeyType,
options: unknown,
):
| KeyPairKeyObjectResult
| KeyPairSyncResult<string | Buffer, string | Buffer> {
let [privateKey, publicKey] = createJob(kSync, type, options);
privateKey = new KeyObject("private", setOwnedKey(privateKey));
publicKey = new KeyObject("public", setOwnedKey(publicKey));
if (typeof options === "object" && options !== null) {
const { publicKeyEncoding, privateKeyEncoding } = options as any;
if (publicKeyEncoding) {
publicKey = publicKey.export(publicKeyEncoding);
}
if (privateKeyEncoding) {
privateKey = privateKey.export(privateKeyEncoding);
}
}
return { publicKey, privateKey };
}
const kSync = 0;
const kAsync = 1;
function createJob(mode, type, options) {
validateString(type, "type");
if (options !== undefined) {
validateObject(options, "options");
}
switch (type) {
case "rsa":
case "rsa-pss": {
validateObject(options, "options");
const { modulusLength } = options;
validateUint32(modulusLength, "options.modulusLength");
let { publicExponent } = options;
if (publicExponent == null) {
publicExponent = 0x10001;
} else {
validateUint32(publicExponent, "options.publicExponent");
}
if (type === "rsa") {
if (mode === kSync) {
return ops.op_node_generate_rsa(
modulusLength,
publicExponent,
);
} else {
return core.opAsync(
"op_node_generate_rsa_async",
modulusLength,
publicExponent,
);
}
}
const {
hash,
mgf1Hash,
hashAlgorithm,
mgf1HashAlgorithm,
saltLength,
} = options;
if (saltLength !== undefined) {
validateInt32(saltLength, "options.saltLength", 0);
}
if (hashAlgorithm !== undefined) {
validateString(hashAlgorithm, "options.hashAlgorithm");
}
if (mgf1HashAlgorithm !== undefined) {
validateString(mgf1HashAlgorithm, "options.mgf1HashAlgorithm");
}
if (hash !== undefined) {
process.emitWarning(
'"options.hash" is deprecated, ' +
'use "options.hashAlgorithm" instead.',
"DeprecationWarning",
"DEP0154",
);
validateString(hash, "options.hash");
if (hashAlgorithm && hash !== hashAlgorithm) {
throw new ERR_INVALID_ARG_VALUE("options.hash", hash);
}
}
if (mgf1Hash !== undefined) {
process.emitWarning(
'"options.mgf1Hash" is deprecated, ' +
'use "options.mgf1HashAlgorithm" instead.',
"DeprecationWarning",
"DEP0154",
);
validateString(mgf1Hash, "options.mgf1Hash");
if (mgf1HashAlgorithm && mgf1Hash !== mgf1HashAlgorithm) {
throw new ERR_INVALID_ARG_VALUE("options.mgf1Hash", mgf1Hash);
}
}
if (mode === kSync) {
return ops.op_node_generate_rsa(
modulusLength,
publicExponent,
);
} else {
return core.opAsync(
"op_node_generate_rsa_async",
modulusLength,
publicExponent,
);
}
}
case "dsa": {
validateObject(options, "options");
const { modulusLength } = options;
validateUint32(modulusLength, "options.modulusLength");
let { divisorLength } = options;
if (divisorLength == null) {
divisorLength = 256;
} else {
validateInt32(divisorLength, "options.divisorLength", 0);
}
if (mode === kSync) {
return ops.op_node_dsa_generate(modulusLength, divisorLength);
}
return core.opAsync(
"op_node_dsa_generate_async",
modulusLength,
divisorLength,
);
}
case "ec": {
validateObject(options, "options");
const { namedCurve } = options;
validateString(namedCurve, "options.namedCurve");
const { paramEncoding } = options;
if (paramEncoding == null || paramEncoding === "named") {
// pass.
} else if (paramEncoding === "explicit") {
// TODO(@littledivy): Explicit param encoding is very rarely used, and not supported by the ring crate.
throw new TypeError("Explicit encoding is not supported");
} else {
throw new ERR_INVALID_ARG_VALUE("options.paramEncoding", paramEncoding);
}
if (mode === kSync) {
return ops.op_node_ec_generate(namedCurve);
} else {
return core.opAsync("op_node_ec_generate_async", namedCurve);
}
}
case "ed25519": {
if (mode === kSync) {
return ops.op_node_ed25519_generate();
}
return core.opAsync("op_node_ed25519_generate_async");
}
case "x25519": {
if (mode === kSync) {
return ops.op_node_x25519_generate();
}
return core.opAsync("op_node_x25519_generate_async");
}
case "ed448":
case "x448": {
notImplemented(type);
break;
}
case "dh": {
validateObject(options, "options");
const { group, primeLength, prime, generator } = options;
if (group != null) {
if (prime != null) {
throw new ERR_INCOMPATIBLE_OPTION_PAIR("group", "prime");
}
if (primeLength != null) {
throw new ERR_INCOMPATIBLE_OPTION_PAIR("group", "primeLength");
}
if (generator != null) {
throw new ERR_INCOMPATIBLE_OPTION_PAIR("group", "generator");
}
validateString(group, "options.group");
if (mode === kSync) {
return ops.op_node_dh_generate_group(group);
} else {
return core.opAsync("op_node_dh_generate_group_async", group);
}
}
if (prime != null) {
if (primeLength != null) {
throw new ERR_INCOMPATIBLE_OPTION_PAIR("prime", "primeLength");
}
validateBuffer(prime, "options.prime");
} else if (primeLength != null) {
validateInt32(primeLength, "options.primeLength", 0);
} else {
throw new ERR_MISSING_OPTION(
"At least one of the group, prime, or primeLength options",
);
}
if (generator != null) {
validateInt32(generator, "options.generator", 0);
}
const g = generator == null ? 2 : generator;
if (mode === kSync) {
return ops.op_node_dh_generate(prime, primeLength ?? 0, g);
} else {
return core.opAsync(
"op_node_dh_generate_async",
prime,
primeLength ?? 0,
g,
);
}
}
default:
// Fall through
}
throw new ERR_INVALID_ARG_VALUE("type", type, "must be a supported key type");
}
export default {
generateKey,
generateKeySync,
generateKeyPair,
generateKeyPairSync,
};