36 lines
1.1 KiB
Plaintext
36 lines
1.1 KiB
Plaintext
import { COSEALG } from './cose.js';
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/**
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* Map X.509 signature algorithm OIDs to COSE algorithm IDs
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*
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* - EC2 OIDs: https://oidref.com/1.2.840.10045.4.3
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* - RSA OIDs: https://oidref.com/1.2.840.113549.1.1
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*/
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export function mapX509SignatureAlgToCOSEAlg(signatureAlgorithm) {
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let alg;
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if (signatureAlgorithm === '1.2.840.10045.4.3.2') {
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alg = COSEALG.ES256;
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}
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else if (signatureAlgorithm === '1.2.840.10045.4.3.3') {
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alg = COSEALG.ES384;
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}
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else if (signatureAlgorithm === '1.2.840.10045.4.3.4') {
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alg = COSEALG.ES512;
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}
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else if (signatureAlgorithm === '1.2.840.113549.1.1.11') {
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alg = COSEALG.RS256;
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}
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else if (signatureAlgorithm === '1.2.840.113549.1.1.12') {
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alg = COSEALG.RS384;
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}
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else if (signatureAlgorithm === '1.2.840.113549.1.1.13') {
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alg = COSEALG.RS512;
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}
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else if (signatureAlgorithm === '1.2.840.113549.1.1.5') {
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alg = COSEALG.RS1;
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}
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else {
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throw new Error(`Unable to map X.509 signature algorithm ${signatureAlgorithm} to a COSE algorithm`);
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}
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return alg;
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}
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