import * as asn1js from "asn1js"; import * as pvutils from "pvutils"; import { EMPTY_STRING } from "./constants"; import { AsnError } from "./errors"; import { IssuerAndSerialNumber, IssuerAndSerialNumberJson } from "./IssuerAndSerialNumber"; import { PkiObject, PkiObjectParameters } from "./PkiObject"; import * as Schema from "./Schema";
export type RecipientIdentifierParameters = PkiObjectParameters & Partial<IRecipientIdentifier>;
export type RecipientIdentifierSchema = Schema.SchemaParameters;
/** * Represents the RecipientIdentifier structure described in [RFC5652](https://datatracker.ietf.org/doc/html/rfc5652)
*/
export class RecipientIdentifier extends PkiObject implements IRecipientIdentifier {
public variant!: number; public value!: IssuerAndSerialNumber | asn1js.OctetString;
/** * Initializes a new instance of the {@link RecipientIdentifier} class * @param parameters Initialization parameters
*/
constructor(parameters: RecipientIdentifierParameters = {}) { super();
this.variant = pvutils.getParametersValue(parameters, VARIANT, RecipientIdentifier.defaultValues(VARIANT)); if (VALUE in parameters) { this.value = pvutils.getParametersValue(parameters, VALUE, RecipientIdentifier.defaultValues(VALUE));
}
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
*/ publicstatic override defaultValues(memberName: typeof VARIANT): number; publicstatic override defaultValues(memberName: typeof VALUE): any; publicstatic override defaultValues(memberName: string): any { switch (memberName) { case VARIANT: return (-1); case VALUE: return {}; default: returnsuper.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
*/ publicstatic compareWithDefault(memberName: string, memberValue: any): boolean { switch (memberName) { case VARIANT: return (memberValue === (-1)); case VALUE: return (Object.keys(memberValue).length === 0); default: returnsuper.defaultValues(memberName);
}
}
// Get internal properties from parsed schema if (asn1.result.blockName.idBlock.tagClass === 1) { this.variant = 1; this.value = new IssuerAndSerialNumber({ schema: asn1.result.blockName });
} else { this.variant = 2; this.value = new asn1js.OctetString({ valueHex: asn1.result.blockName.valueBlock.valueHex });
}
}
public toSchema(): asn1js.BaseBlock<any> { // Construct and return new ASN.1 schema for this object switch (this.variant) { case1: if (!(this.value instanceof IssuerAndSerialNumber)) { thrownew Error("Incorrect type of RecipientIdentifier.value. It should be IssuerAndSerialNumber.");
} returnthis.value.toSchema(); case2: if (!(this.value instanceof asn1js.OctetString)) { thrownew Error("Incorrect type of RecipientIdentifier.value. It should be ASN.1 OctetString.");
} returnnew asn1js.Primitive({
idBlock: {
tagClass: 3, // CONTEXT-SPECIFIC
tagNumber: 0// [0]
},
valueHex: this.value.valueBlock.valueHexView
}); default: returnnew asn1js.Any() as any;
}
}
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