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- "use strict";
- Object.defineProperty(exports, "__esModule", { value: true });
- exports.encodeOIDString = encodeOIDString;
- const ANS1_TAG_OID = 0x06;
- function encodeOIDString(oid) {
- const parts = oid.split('.');
- // The first two subidentifiers are encoded into the first byte
- const first = parseInt(parts[0], 10) * 40 + parseInt(parts[1], 10);
- const rest = [];
- parts.slice(2).forEach((part) => {
- const bytes = encodeVariableLengthInteger(parseInt(part, 10));
- rest.push(...bytes);
- });
- const der = Buffer.from([first, ...rest]);
- return Buffer.from([ANS1_TAG_OID, der.length, ...der]);
- }
- function encodeVariableLengthInteger(value) {
- const bytes = [];
- let mask = 0x00;
- while (value > 0) {
- bytes.unshift((value & 0x7f) | mask);
- value >>= 7;
- mask = 0x80;
- }
- return bytes;
- }
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