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denoland-deno/ext/node/polyfills/internal/crypto/hkdf.ts
Bartek Iwańczuk ce75e31625 refactor(core): include_js_files! 'dir' option doesn't change specifiers (#18019)
This commit changes "include_js_files!" macro from "deno_core"
in a way that "dir" option doesn't cause specifiers to be rewritten 
to include it.

Example:
```
include_js_files! {
  dir "js",
  "hello.js",
}
```

The above definition required embedders to use:
`import ... from "internal:<ext_name>/js/hello.js"`. 
But with this change, the "js" directory in which the files are stored
is an implementation detail, which for embedders results in: 
`import ... from "internal:<ext_name>/hello.js"`.

The directory the files are stored in, is an implementation detail and 
in some cases might result in a significant size difference for the 
snapshot. As an example, in "deno_node" extension, we store the 
source code in "polyfills" directory; which resulted in each specifier 
to look like "internal:deno_node/polyfills/<module_name>", but with 
this change it's "internal:deno_node/<module_name>". 

Given that "deno_node" has over 100 files, many of them having 
several import specifiers to the same extension, this change removes
10 characters from each import specifier.
2023-03-10 12:47:26 +09:00

130 lines
2.6 KiB
TypeScript

// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
// Copyright Joyent, Inc. and Node.js contributors. All rights reserved. MIT license.
import {
validateFunction,
validateInteger,
validateString,
} from "internal:deno_node/internal/validators.mjs";
import {
ERR_INVALID_ARG_TYPE,
ERR_OUT_OF_RANGE,
hideStackFrames,
} from "internal:deno_node/internal/errors.ts";
import {
toBuf,
validateByteSource,
} from "internal:deno_node/internal/crypto/util.ts";
import {
createSecretKey,
isKeyObject,
KeyObject,
} from "internal:deno_node/internal/crypto/keys.ts";
import type { BinaryLike } from "internal:deno_node/internal/crypto/types.ts";
import { kMaxLength } from "internal:deno_node/internal/buffer.mjs";
import {
isAnyArrayBuffer,
isArrayBufferView,
} from "internal:deno_node/internal/util/types.ts";
import { notImplemented } from "internal:deno_node/_utils.ts";
const validateParameters = hideStackFrames((hash, key, salt, info, length) => {
key = prepareKey(key);
salt = toBuf(salt);
info = toBuf(info);
validateString(hash, "digest");
validateByteSource(salt, "salt");
validateByteSource(info, "info");
validateInteger(length, "length", 0, kMaxLength);
if (info.byteLength > 1024) {
throw new ERR_OUT_OF_RANGE(
"info",
"must not contain more than 1024 bytes",
info.byteLength,
);
}
return {
hash,
key,
salt,
info,
length,
};
});
function prepareKey(key: BinaryLike | KeyObject) {
if (isKeyObject(key)) {
return key;
}
if (isAnyArrayBuffer(key)) {
return createSecretKey(new Uint8Array(key as unknown as ArrayBufferLike));
}
key = toBuf(key as string);
if (!isArrayBufferView(key)) {
throw new ERR_INVALID_ARG_TYPE(
"ikm",
[
"string",
"SecretKeyObject",
"ArrayBuffer",
"TypedArray",
"DataView",
"Buffer",
],
key,
);
}
return createSecretKey(key);
}
export function hkdf(
hash: string,
key: BinaryLike | KeyObject,
salt: BinaryLike,
info: BinaryLike,
length: number,
callback: (err: Error | null, derivedKey: ArrayBuffer) => void,
) {
({ hash, key, salt, info, length } = validateParameters(
hash,
key,
salt,
info,
length,
));
validateFunction(callback, "callback");
notImplemented("crypto.hkdf");
}
export function hkdfSync(
hash: string,
key: BinaryLike | KeyObject,
salt: BinaryLike,
info: BinaryLike,
length: number,
) {
({ hash, key, salt, info, length } = validateParameters(
hash,
key,
salt,
info,
length,
));
notImplemented("crypto.hkdfSync");
}
export default {
hkdf,
hkdfSync,
};