knxultimate
Version:
KNX IP protocol implementation for Node. This is the ENGINE of Node-Red KNX-Ultimate node.
54 lines • 2.41 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 KNXConstants_1 = require("./KNXConstants");
class KNXConnectionStateResponse extends KNXPacket_1.default {
constructor(channelID, status) {
super(KNXConstants_1.KNX_CONSTANTS.CONNECTIONSTATE_RESPONSE, 2);
this.channelID = channelID;
this.status = status;
}
static createFromBuffer(buffer, offset = 0) {
if (offset >= buffer.length) {
throw new Error('Buffer too short');
}
const channelID = buffer.readUInt8(offset++);
const status = buffer.readUInt8(offset);
return new KNXConnectionStateResponse(channelID, status);
}
static statusToString(status) {
switch (status) {
case KNXConstants_1.KNX_CONSTANTS.E_SEQUENCE_NUMBER:
return 'Invalid Sequence Number';
case KNXConstants_1.KNX_CONSTANTS.E_CONNECTION_ID:
return 'Invalid Connection ID';
case KNXConstants_1.KNX_CONSTANTS.E_CONNECTION_TYPE:
return 'Invalid Connection Type';
case KNXConstants_1.KNX_CONSTANTS.E_CONNECTION_OPTION:
return 'Invalid Connection Option';
case KNXConstants_1.KNX_CONSTANTS.E_NO_MORE_CONNECTIONS:
return 'No More Connections';
case KNXConstants_1.KNX_CONSTANTS.E_NO_MORE_UNIQUE_CONNECTIONS:
return 'No More Unique Connections';
case KNXConstants_1.KNX_CONSTANTS.E_DATA_CONNECTION:
return 'Invalid Data Connection';
case KNXConstants_1.KNX_CONSTANTS.E_KNX_CONNECTION:
return 'Invalid KNX Connection';
case KNXConstants_1.KNX_CONSTANTS.E_TUNNELING_LAYER:
return 'Invalid Tunneling Layer';
default:
return `Unknown error ${status}`;
}
}
toBuffer() {
const buffer = Buffer.alloc(2);
buffer.writeUInt8(this.channelID, 0);
buffer.writeUInt8(this.status, 1);
return Buffer.concat([this.header.toBuffer(), buffer]);
}
}
exports.default = KNXConnectionStateResponse;
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