0cfc471e82
PR-URL: https://github.com/nodejs/node/pull/57450 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
80 lines
2.3 KiB
JavaScript
80 lines
2.3 KiB
JavaScript
'use strict';
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const {
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ObjectKeys,
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} = primordials;
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const kHashContextNode = 1;
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const kHashContextWebCrypto = 2;
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const kHashContextJwkRsa = 3;
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const kHashContextJwkRsaPss = 4;
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const kHashContextJwkRsaOaep = 5;
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const kHashContextJwkHmac = 6;
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// WebCrypto and JWK use a bunch of different names for the
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// standard set of SHA-* digest algorithms... which is ... fun.
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// Here we provide a utility for mapping between them in order
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// make it easier in the code.
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const kHashNames = {
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sha1: {
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[kHashContextNode]: 'sha1',
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[kHashContextWebCrypto]: 'SHA-1',
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[kHashContextJwkRsa]: 'RS1',
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[kHashContextJwkRsaPss]: 'PS1',
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[kHashContextJwkRsaOaep]: 'RSA-OAEP',
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[kHashContextJwkHmac]: 'HS1',
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},
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sha256: {
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[kHashContextNode]: 'sha256',
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[kHashContextWebCrypto]: 'SHA-256',
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[kHashContextJwkRsa]: 'RS256',
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[kHashContextJwkRsaPss]: 'PS256',
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[kHashContextJwkRsaOaep]: 'RSA-OAEP-256',
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[kHashContextJwkHmac]: 'HS256',
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},
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sha384: {
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[kHashContextNode]: 'sha384',
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[kHashContextWebCrypto]: 'SHA-384',
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[kHashContextJwkRsa]: 'RS384',
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[kHashContextJwkRsaPss]: 'PS384',
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[kHashContextJwkRsaOaep]: 'RSA-OAEP-384',
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[kHashContextJwkHmac]: 'HS384',
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},
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sha512: {
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[kHashContextNode]: 'sha512',
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[kHashContextWebCrypto]: 'SHA-512',
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[kHashContextJwkRsa]: 'RS512',
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[kHashContextJwkRsaPss]: 'PS512',
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[kHashContextJwkRsaOaep]: 'RSA-OAEP-512',
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[kHashContextJwkHmac]: 'HS512',
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},
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};
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{
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// Index the aliases
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const keys = ObjectKeys(kHashNames);
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for (let n = 0; n < keys.length; n++) {
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const contexts = ObjectKeys(kHashNames[keys[n]]);
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for (let i = 0; i < contexts.length; i++) {
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const alias = kHashNames[keys[n]][contexts[i]];
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if (kHashNames[alias] === undefined)
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kHashNames[alias] = kHashNames[keys[n]];
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}
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}
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}
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function normalizeHashName(name, context = kHashContextNode) {
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return kHashNames[name]?.[context];
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}
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normalizeHashName.kContextNode = kHashContextNode;
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normalizeHashName.kContextWebCrypto = kHashContextWebCrypto;
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normalizeHashName.kContextJwkRsa = kHashContextJwkRsa;
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normalizeHashName.kContextJwkRsaPss = kHashContextJwkRsaPss;
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normalizeHashName.kContextJwkRsaOaep = kHashContextJwkRsaOaep;
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normalizeHashName.kContextJwkHmac = kHashContextJwkHmac;
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module.exports = normalizeHashName;
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