knxultimate/build/protocol/CRIFactory.js

KNX IP protocol implementation for Node. This is the ENGINE of Node-Red KNX-Ultimate node.

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const KNXConstants_1 = require("./KNXConstants");
const TunnelCRI_1 = __importDefault(require("./TunnelCRI"));
class CRIFactory {
    static createFromBuffer(buffer, offset) {
        if (offset >= buffer.length) {
            throw new Error('Buffer too short');
        }
        const structureLength = buffer.readUInt8(offset);
        if (offset + structureLength > buffer.length) {
            throw new Error('Buffer too short');
        }
        offset += 1;
        const connectionType = buffer.readUInt8(offset++);
        switch (connectionType) {
            case KNXConstants_1.KNX_CONSTANTS.TUNNEL_CONNECTION:
                return TunnelCRI_1.default.createFromBuffer(buffer, offset);
        }
        throw new Error('Unknown CRI type');
    }
}
exports.default = CRIFactory;
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