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import * as asn1js from "asn1js";
import * as pvutils from "pvutils";
import { EMPTY_STRING } from "./constants";
import { AsnError } from "./errors";
import { GeneralName, GeneralNameJson, GeneralNameSchema } from "./GeneralName";
import { PkiObject, PkiObjectParameters } from "./PkiObject";
import * as Schema from "./Schema";
const ACCESS_METHOD = "accessMethod";
const ACCESS_LOCATION = "accessLocation";
const CLEAR_PROPS = [
ACCESS_METHOD,
ACCESS_LOCATION,
];
export interface IAccessDescription {
/**
* The type and format of the information are specified by the accessMethod field. This profile defines two accessMethod OIDs: id-ad-caIssuers and id-ad-ocsp
*/
accessMethod: string;
/**
* The accessLocation field specifies the location of the information
*/
accessLocation: GeneralName;
}
export type AccessDescriptionParameters = PkiObjectParameters & Partial<IAccessDescription>;
/**
* JSON representation of {@link AccessDescription}
*/
export interface AccessDescriptionJson {
accessMethod: string;
accessLocation: GeneralNameJson;
}
/**
* Represents the AccessDescription structure described in [RFC5280](https://datatracker.ietf.org/doc/html/rfc5280)
*
* The authority information access extension indicates how to access
* information and services for the issuer of the certificate in which
* the extension appears. Information and services may include on-line
* validation services and CA policy data. This extension may be included in
* end entity or CA certificates. Conforming CAs MUST mark this
* extension as non-critical.
*/
export class AccessDescription extends PkiObject implements IAccessDescription {
public static override CLASS_NAME = "AccessDescription";
public accessMethod!: string;
public accessLocation!: GeneralName;
/**
* Initializes a new instance of the {@link AccessDescription} class
* @param parameters Initialization parameters
*/
constructor(parameters: AccessDescriptionParameters = {}) {
super();
this.accessMethod = pvutils.getParametersValue(parameters, ACCESS_METHOD, AccessDescription.defaultValues(ACCESS_METHOD));
this.accessLocation = pvutils.getParametersValue(parameters, ACCESS_LOCATION, AccessDescription.defaultValues(ACCESS_LOCATION));
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 ACCESS_METHOD): string;
public static override defaultValues(memberName: typeof ACCESS_LOCATION): GeneralName;
public static override defaultValues(memberName: string): any {
switch (memberName) {
case ACCESS_METHOD:
return EMPTY_STRING;
case ACCESS_LOCATION:
return new GeneralName();
default:
return super.defaultValues(memberName);
}
}
/**
* @inheritdoc
* @asn ASN.1 schema
* ```asn
* AccessDescription ::= SEQUENCE {
* accessMethod OBJECT IDENTIFIER,
* accessLocation GeneralName }
*```
*/
static override schema(parameters: Schema.SchemaParameters<{ accessMethod?: string; accessLocation?: GeneralNameSchema; }> = {}) {
const names = pvutils.getParametersValue<NonNullable<typeof parameters.names>>(parameters, "names", {});
return (new asn1js.Sequence({
name: (names.blockName || EMPTY_STRING),
value: [
new asn1js.ObjectIdentifier({ name: (names.accessMethod || EMPTY_STRING) }),
GeneralName.schema(names.accessLocation || {})
]
}));
}
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,
AccessDescription.schema({
names: {
accessMethod: ACCESS_METHOD,
accessLocation: {
names: {
blockName: ACCESS_LOCATION
}
}
}
})
);
AsnError.assertSchema(asn1, this.className);
// Get internal properties from parsed schema
this.accessMethod = asn1.result.accessMethod.valueBlock.toString();
this.accessLocation = new GeneralName({ schema: asn1.result.accessLocation });
}
public toSchema(): asn1js.Sequence {
//#region Construct and return new ASN.1 schema for this object
return (new asn1js.Sequence({
value: [
new asn1js.ObjectIdentifier({ value: this.accessMethod }),
this.accessLocation.toSchema()
]
}));
//#endregion
}
public toJSON(): AccessDescriptionJson {
return {
accessMethod: this.accessMethod,
accessLocation: this.accessLocation.toJSON()
};
}
}
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