x509-ts
Version:
Encode and decode X.509 (TLS) Certificates, Attribute Certificates, CRLs, and more.
102 lines • 6 kB
JavaScript
;
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
result["default"] = mod;
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
const asn1_ts_1 = require("asn1-ts");
const errors = __importStar(require("../errors"));
class PolicyConstraintsSyntax {
constructor(requireExplicitPolicy, inhibitPolicyMapping) {
this.requireExplicitPolicy = requireExplicitPolicy;
this.inhibitPolicyMapping = inhibitPolicyMapping;
if (!requireExplicitPolicy && !inhibitPolicyMapping) {
throw new errors.X509Error("PolicyConstraintsSyntax must have either requireExplicitPolicy or inhibitPolicyMapping set.");
}
}
static fromElement(value) {
switch (value.validateTag([asn1_ts_1.ASN1TagClass.universal], [asn1_ts_1.ASN1Construction.constructed], [asn1_ts_1.ASN1UniversalType.sequence])) {
case 0: break;
case -1: throw new errors.X509Error("Invalid tag class on PolicyConstraintsSyntax");
case -2: throw new errors.X509Error("Invalid construction on PolicyConstraintsSyntax");
case -3: throw new errors.X509Error("Invalid tag number on PolicyConstraintsSyntax");
default: throw new errors.X509Error("Undefined error when validating PolicyConstraintsSyntax tag");
}
const policyConstraintsSyntaxElements = value.sequence;
if (policyConstraintsSyntaxElements.length === 0) {
throw new errors.X509Error("PolicyConstraintsSyntax SEQUENCE was constituted from zero elements");
}
let requireExplicitPolicy;
let inhibitPolicyMapping;
let fixedPositionElementsEncountered = 0;
policyConstraintsSyntaxElements.forEach((element, index) => {
if (element.tagClass === asn1_ts_1.ASN1TagClass.context) {
if (element.tagNumber === 0) {
if (element.construction !== asn1_ts_1.ASN1Construction.primitive) {
throw new errors.X509Error("PolicyConstraintsSyntax.requireExplicitPolicy was not primitively constructed.");
}
if (requireExplicitPolicy) {
throw new errors.X509Error("PolicyConstraintsSyntax.requireExplicitPolicy already defined.");
}
requireExplicitPolicy = element.integer;
fixedPositionElementsEncountered++;
}
else if (element.tagNumber === 1) {
if (element.construction !== asn1_ts_1.ASN1Construction.primitive) {
throw new errors.X509Error("PolicyConstraintsSyntax.inhibitPolicyMapping was not primitively constructed.");
}
if (inhibitPolicyMapping) {
throw new errors.X509Error("PolicyConstraintsSyntax.inhibitPolicyMapping already defined.");
}
if (index === 1
&& (policyConstraintsSyntaxElements[0].tagClass !== asn1_ts_1.ASN1TagClass.universal
|| policyConstraintsSyntaxElements[0].construction !== asn1_ts_1.ASN1Construction.primitive
|| policyConstraintsSyntaxElements[0].tagNumber !== asn1_ts_1.ASN1UniversalType.integer)) {
throw new errors.X509Error("PolicyConstraintsSyntax missing "
+ "requireExplicitPolicy element before "
+ "inhibitPolicyMapping when "
+ "inhibitPolicyMapping was the second element.");
}
inhibitPolicyMapping = element.integer;
fixedPositionElementsEncountered++;
}
}
});
if (!asn1_ts_1.DERElement.isUniquelyTagged(policyConstraintsSyntaxElements.slice(fixedPositionElementsEncountered))) {
throw new errors.X509Error("Elements of PolicyConstraintsSyntax were not uniquely tagged");
}
if (!asn1_ts_1.DERElement.isInCanonicalOrder(policyConstraintsSyntaxElements.slice(fixedPositionElementsEncountered))) {
throw new errors.X509Error("Extended elements of PolicyConstraintsSyntax were not in canonical order");
}
return new PolicyConstraintsSyntax(requireExplicitPolicy, inhibitPolicyMapping);
}
toElement() {
const policyConstraintsSyntaxElements = [];
if (this.requireExplicitPolicy) {
const requireExplicitPolicyElement = new asn1_ts_1.DERElement(asn1_ts_1.ASN1TagClass.context, asn1_ts_1.ASN1Construction.primitive, 0);
requireExplicitPolicyElement.integer = this.requireExplicitPolicy;
policyConstraintsSyntaxElements.push(requireExplicitPolicyElement);
}
if (this.inhibitPolicyMapping) {
const inhibitPolicyMappingElement = new asn1_ts_1.DERElement(asn1_ts_1.ASN1TagClass.context, asn1_ts_1.ASN1Construction.primitive, 1);
inhibitPolicyMappingElement.integer = this.inhibitPolicyMapping;
policyConstraintsSyntaxElements.push(inhibitPolicyMappingElement);
}
const policyConstraintsSyntaxElement = new asn1_ts_1.DERElement(asn1_ts_1.ASN1TagClass.universal, asn1_ts_1.ASN1Construction.constructed, asn1_ts_1.ASN1UniversalType.sequence);
policyConstraintsSyntaxElement.sequence = policyConstraintsSyntaxElements;
return policyConstraintsSyntaxElement;
}
static fromBytes(value) {
const el = new asn1_ts_1.DERElement();
el.fromBytes(value);
return PolicyConstraintsSyntax.fromElement(el);
}
toBytes() {
return this.toElement().toBytes();
}
}
exports.default = PolicyConstraintsSyntax;
//# sourceMappingURL=PolicyConstraintsSyntax.js.map