x509-ts
Version:
Encode and decode X.509 (TLS) Certificates, Attribute Certificates, CRLs, and more.
96 lines • 4.77 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 GeneralSubtree {
constructor(base, minimum = 0, maximum) {
this.base = base;
this.minimum = minimum;
this.maximum = maximum;
}
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 GeneralSubtree");
case -2: throw new errors.X509Error("Invalid construction on GeneralSubtree");
case -3: throw new errors.X509Error("Invalid tag number on GeneralSubtree");
default: throw new errors.X509Error("Undefined error when validating GeneralSubtree tag");
}
const generalSubtreeElements = value.sequence;
if (generalSubtreeElements.length === 0) {
throw new errors.X509Error("Invalid number of elements in GeneralSubtree");
}
const base = generalSubtreeElements[0];
let minimum;
let maximum;
let fixedPositionElementsEncountered = 1;
generalSubtreeElements.slice(1).forEach((element) => {
if (element.tagClass === asn1_ts_1.ASN1TagClass.context) {
if (element.tagNumber === 0) {
if (element.construction !== asn1_ts_1.ASN1Construction.primitive) {
throw new errors.X509Error("GeneralSubtree.minimum was not primitively constructed");
}
if (minimum)
throw new errors.X509Error("GeneralSubtree.minimum already defined");
minimum = element.integer;
fixedPositionElementsEncountered++;
}
else if (element.tagNumber === 1) {
if (element.construction !== asn1_ts_1.ASN1Construction.primitive) {
throw new errors.X509Error("GeneralSubtree.maximum was not primitively constructed");
}
if (maximum)
throw new errors.X509Error("GeneralSubtree.maximum already defined");
maximum = element.integer;
fixedPositionElementsEncountered++;
}
}
});
if (!asn1_ts_1.DERElement.isUniquelyTagged(generalSubtreeElements.slice(fixedPositionElementsEncountered))) {
throw new errors.X509Error("Elements of GeneralSubtree were not uniquely tagged");
}
if (!asn1_ts_1.DERElement.isInCanonicalOrder(generalSubtreeElements.slice(fixedPositionElementsEncountered))) {
throw new errors.X509Error("Extended elements of GeneralSubtree were not in canonical order");
}
if (minimum === 0) {
throw new errors.X509Error("GeneralSubtree.minimum was encoded with the default value, "
+ "which is prohibited by the Distinguished Encoding Rules.");
}
if (minimum === undefined)
minimum = 0;
return new GeneralSubtree(base, minimum, maximum);
}
toElement() {
const generalSubtreeElements = [this.base];
if (this.minimum) {
const minimumElement = new asn1_ts_1.DERElement(asn1_ts_1.ASN1TagClass.context, asn1_ts_1.ASN1Construction.primitive, 0);
minimumElement.integer = this.minimum;
generalSubtreeElements.push(minimumElement);
}
if (this.maximum) {
const maximumElement = new asn1_ts_1.DERElement(asn1_ts_1.ASN1TagClass.context, asn1_ts_1.ASN1Construction.primitive, 1);
maximumElement.integer = this.minimum;
generalSubtreeElements.push(maximumElement);
}
const generalSubtreeElement = new asn1_ts_1.DERElement(asn1_ts_1.ASN1TagClass.universal, asn1_ts_1.ASN1Construction.constructed, asn1_ts_1.ASN1UniversalType.sequence);
generalSubtreeElement.sequence = generalSubtreeElements;
return generalSubtreeElement;
}
static fromBytes(value) {
const el = new asn1_ts_1.DERElement();
el.fromBytes(value);
return GeneralSubtree.fromElement(el);
}
toBytes() {
return this.toElement().toBytes();
}
}
exports.default = GeneralSubtree;
//# sourceMappingURL=GeneralSubtree.js.map