knxultimate
Version:
KNX IP protocol implementation for Node. This is the ENGINE of Node-Red KNX-Ultimate node.
38 lines • 1.63 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const KNXPacket_1 = __importDefault(require("./KNXPacket"));
const HPAI_1 = __importDefault(require("./HPAI"));
const CRIFactory_1 = __importDefault(require("./CRIFactory"));
const KNXConstants_1 = require("./KNXConstants");
class KNXConnectRequest extends KNXPacket_1.default {
constructor(cri, hpaiControl = HPAI_1.default.NULLHPAI, hpaiData = HPAI_1.default.NULLHPAI) {
super(KNXConstants_1.KNX_CONSTANTS.CONNECT_REQUEST, hpaiControl.length + hpaiData.length + cri.length);
this.cri = cri;
this.hpaiControl = hpaiControl;
this.hpaiData = hpaiData;
}
static createFromBuffer(buffer, offset = 0) {
if (offset >= buffer.length) {
throw new Error('Buffer too short');
}
const hpaiControl = HPAI_1.default.createFromBuffer(buffer, offset);
offset += hpaiControl.length;
const hpaiData = HPAI_1.default.createFromBuffer(buffer, offset);
offset += hpaiData.length;
const cri = CRIFactory_1.default.createFromBuffer(buffer, offset);
return new KNXConnectRequest(cri, hpaiControl, hpaiData);
}
toBuffer() {
return Buffer.concat([
this.header.toBuffer(),
this.hpaiControl.toBuffer(),
this.hpaiData.toBuffer(),
this.cri.toBuffer(),
]);
}
}
exports.default = KNXConnectRequest;
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