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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /third_party/js/PKI.js/src/DigestInfo.ts
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/js/PKI.js/src/DigestInfo.ts')
-rw-r--r--third_party/js/PKI.js/src/DigestInfo.ts162
1 files changed, 162 insertions, 0 deletions
diff --git a/third_party/js/PKI.js/src/DigestInfo.ts b/third_party/js/PKI.js/src/DigestInfo.ts
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+++ b/third_party/js/PKI.js/src/DigestInfo.ts
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+import * as asn1js from "asn1js";
+import * as pvutils from "pvutils";
+import { AlgorithmIdentifier, AlgorithmIdentifierJson, AlgorithmIdentifierSchema } from "./AlgorithmIdentifier";
+import { EMPTY_STRING } from "./constants";
+import { AsnError } from "./errors";
+import { PkiObject, PkiObjectParameters } from "./PkiObject";
+import * as Schema from "./Schema";
+
+const DIGEST_ALGORITHM = "digestAlgorithm";
+const DIGEST = "digest";
+const CLEAR_PROPS = [
+ DIGEST_ALGORITHM,
+ DIGEST
+];
+
+export interface IDigestInfo {
+ digestAlgorithm: AlgorithmIdentifier;
+ digest: asn1js.OctetString;
+}
+
+export interface DigestInfoJson {
+ digestAlgorithm: AlgorithmIdentifierJson;
+ digest: asn1js.OctetStringJson;
+}
+
+export type DigestInfoParameters = PkiObjectParameters & Partial<IDigestInfo>;
+
+export type DigestInfoSchema = Schema.SchemaParameters<{
+ digestAlgorithm?: AlgorithmIdentifierSchema;
+ digest?: string;
+}>;
+
+/**
+ * Represents the DigestInfo structure described in [RFC3447](https://datatracker.ietf.org/doc/html/rfc3447)
+ */
+export class DigestInfo extends PkiObject implements IDigestInfo {
+
+ public static override CLASS_NAME = "DigestInfo";
+
+ public digestAlgorithm!: AlgorithmIdentifier;
+ public digest!: asn1js.OctetString;
+
+ /**
+ * Initializes a new instance of the {@link DigestInfo} class
+ * @param parameters Initialization parameters
+ */
+ constructor(parameters: DigestInfoParameters = {}) {
+ super();
+
+ this.digestAlgorithm = pvutils.getParametersValue(parameters, DIGEST_ALGORITHM, DigestInfo.defaultValues(DIGEST_ALGORITHM));
+ this.digest = pvutils.getParametersValue(parameters, DIGEST, DigestInfo.defaultValues(DIGEST));
+
+ if (parameters.schema) {
+ this.fromSchema(parameters.schema);
+ }
+ }
+
+ /**
+ * Returns default values for all class members
+ * @param memberName String name for a class member
+ * @returns Default value
+ */
+ public static override defaultValues(memberName: typeof DIGEST_ALGORITHM): AlgorithmIdentifier;
+ public static override defaultValues(memberName: typeof DIGEST): asn1js.OctetString;
+ public static override defaultValues(memberName: string): any {
+ switch (memberName) {
+ case DIGEST_ALGORITHM:
+ return new AlgorithmIdentifier();
+ case DIGEST:
+ return new asn1js.OctetString();
+ default:
+ return super.defaultValues(memberName);
+ }
+ }
+
+ /**
+ * Compare values with default values for all class members
+ * @param memberName String name for a class member
+ * @param memberValue Value to compare with default value
+ */
+ public static compareWithDefault(memberName: string, memberValue: any): boolean {
+ switch (memberName) {
+ case DIGEST_ALGORITHM:
+ return ((AlgorithmIdentifier.compareWithDefault("algorithmId", memberValue.algorithmId)) &&
+ (("algorithmParams" in memberValue) === false));
+ case DIGEST:
+ return (memberValue.isEqual(DigestInfo.defaultValues(memberName)));
+ default:
+ return super.defaultValues(memberName);
+ }
+ }
+
+ /**
+ * @inheritdoc
+ * @asn ASN.1 schema
+ * ```asn
+ * DigestInfo ::= SEQUENCE {
+ * digestAlgorithm DigestAlgorithmIdentifier,
+ * digest Digest }
+ *
+ * Digest ::= OCTET STRING
+ *```
+ */
+ public static override schema(parameters: DigestInfoSchema = {}): Schema.SchemaType {
+ const names = pvutils.getParametersValue<NonNullable<typeof parameters.names>>(parameters, "names", {});
+
+ return (new asn1js.Sequence({
+ name: (names.blockName || EMPTY_STRING),
+ value: [
+ AlgorithmIdentifier.schema(names.digestAlgorithm || {
+ names: {
+ blockName: DIGEST_ALGORITHM
+ }
+ }),
+ new asn1js.OctetString({ name: (names.digest || DIGEST) })
+ ]
+ }));
+ }
+
+ public fromSchema(schema: Schema.SchemaType): void {
+ // Clear input data first
+ pvutils.clearProps(schema, CLEAR_PROPS);
+
+ // Check the schema is valid
+ const asn1 = asn1js.compareSchema(schema,
+ schema,
+ DigestInfo.schema({
+ names: {
+ digestAlgorithm: {
+ names: {
+ blockName: DIGEST_ALGORITHM
+ }
+ },
+ digest: DIGEST
+ }
+ })
+ );
+ AsnError.assertSchema(asn1, this.className);
+
+ // Get internal properties from parsed schema
+ this.digestAlgorithm = new AlgorithmIdentifier({ schema: asn1.result.digestAlgorithm });
+ this.digest = asn1.result.digest;
+ }
+
+ public toSchema(): asn1js.Sequence {
+ // Construct and return new ASN.1 schema for this object
+ return (new asn1js.Sequence({
+ value: [
+ this.digestAlgorithm.toSchema(),
+ this.digest
+ ]
+ }));
+ }
+
+ public toJSON(): DigestInfoJson {
+ return {
+ digestAlgorithm: this.digestAlgorithm.toJSON(),
+ digest: this.digest.toJSON(),
+ };
+ }
+
+}