hap-controller/lib/transport/ble/gatt-protocol.js

Library to implement a HAP (HomeKit) controller

"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    var desc = Object.getOwnPropertyDescriptor(m, k);
    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
      desc = { enumerable: true, get: function() { return m[k]; } };
    }
    Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
    __setModuleDefault(result, mod);
    return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
const GattConstants = __importStar(require("./gatt-constants"));
const tlv_1 = require("../../model/tlv");
class BLEProtocol {
    buildCharacteristicSignatureReadRequest(tid, iid) {
        const buf = Buffer.alloc(5);
        buf.writeUInt8(GattConstants.Opcodes['HAP-Characteristic-Signature-Read'], 1);
        buf.writeUInt8(tid, 2);
        buf.writeUInt16LE(iid, 3);
        return buf;
    }
    parseCharacteristicSignatureReadResponse(buf) {
        return {
            controlField: buf.readUInt8(0),
            tid: buf.readUInt8(1),
            status: buf.readUInt8(2),
            length: buf.readUInt16LE(3),
            tlv: (0, tlv_1.decodeBuffer)(buf.slice(5, buf.length)),
        };
    }
    buildCharacteristicWriteRequest(tid, iid, tlv) {
        let body;
        if (Buffer.isBuffer(tlv)) {
            body = tlv;
        }
        else {
            body = (0, tlv_1.encodeObject)(tlv);
        }
        const buf = Buffer.alloc(7 + body.length);
        buf.writeUInt8(GattConstants.Opcodes['HAP-Characteristic-Write'], 1);
        buf.writeUInt8(tid, 2);
        buf.writeUInt16LE(iid, 3);
        buf.writeUInt16LE(body.length, 5);
        body.copy(buf, 7);
        return buf;
    }
    parseCharacteristicWriteResponse(buf) {
        return {
            controlField: buf.readUInt8(0),
            tid: buf.readUInt8(1),
            status: buf.readUInt8(2),
        };
    }
    buildCharacteristicReadRequest(tid, iid) {
        const buf = Buffer.alloc(5);
        buf.writeUInt8(GattConstants.Opcodes['HAP-Characteristic-Read'], 1);
        buf.writeUInt8(tid, 2);
        buf.writeUInt16LE(iid, 3);
        return buf;
    }
    parseCharacteristicReadResponse(buf) {
        return {
            controlField: buf.readUInt8(0),
            tid: buf.readUInt8(1),
            status: buf.readUInt8(2),
            length: buf.readUInt16LE(3),
            tlv: (0, tlv_1.decodeBuffer)(buf.slice(5, buf.length)),
        };
    }
    buildCharacteristicTimedWriteRequest(tid, iid, tlv) {
        const body = (0, tlv_1.encodeObject)(tlv);
        const buf = Buffer.alloc(7 + body.length);
        buf.writeUInt8(GattConstants.Opcodes['HAP-Characteristic-Timed-Write'], 1);
        buf.writeUInt8(tid, 2);
        buf.writeUInt16LE(iid, 3);
        buf.writeUInt16LE(body.length, 5);
        body.copy(buf, 7);
        return buf;
    }
    parseCharacteristicTimedWriteResponse(buf) {
        return {
            controlField: buf.readUInt8(0),
            tid: buf.readUInt8(1),
            status: buf.readUInt8(2),
        };
    }
    buildCharacteristicExecuteWriteRequest(tid, iid) {
        const buf = Buffer.alloc(5);
        buf.writeUInt8(GattConstants.Opcodes['HAP-Characteristic-Execute-Write'], 1);
        buf.writeUInt8(tid, 2);
        buf.writeUInt16LE(iid, 3);
        return buf;
    }
    parseCharacteristicExecuteWriteResponse(buf) {
        return {
            controlField: buf.readUInt8(0),
            tid: buf.readUInt8(1),
            status: buf.readUInt8(2),
        };
    }
    buildServiceSignatureReadRequest(tid, sid) {
        const buf = Buffer.alloc(5);
        buf.writeUInt8(GattConstants.Opcodes['HAP-Service-Signature-Read'], 1);
        buf.writeUInt8(tid, 2);
        buf.writeUInt16LE(sid, 3);
        return buf;
    }
    parseServiceSignatureReadResponse(buf) {
        return {
            controlField: buf.readUInt8(0),
            tid: buf.readUInt8(1),
            status: buf.readUInt8(2),
            length: buf.readUInt16LE(3),
            tlv: (0, tlv_1.decodeBuffer)(buf.slice(5, buf.length)),
        };
    }
    buildCharacteristicConfigurationRequest(tid, iid, tlv) {
        const body = (0, tlv_1.encodeObject)(tlv);
        const buf = Buffer.alloc(7 + body.length);
        buf.writeUInt8(GattConstants.Opcodes['HAP-Characteristic-Configuration'], 1);
        buf.writeUInt8(tid, 2);
        buf.writeUInt16LE(iid, 3);
        buf.writeUInt16LE(body.length, 5);
        body.copy(buf, 7);
        return buf;
    }
    parseCharacteristicConfigurationResponse(buf) {
        return {
            controlField: buf.readUInt8(0),
            tid: buf.readUInt8(1),
            status: buf.readUInt8(2),
            length: buf.readUInt16LE(3),
            tlv: (0, tlv_1.decodeBuffer)(buf.slice(5, buf.length)),
        };
    }
    buildProtocolConfigurationRequest(tid, svcID, tlv) {
        const body = (0, tlv_1.encodeObject)(tlv);
        const buf = Buffer.alloc(7 + body.length);
        buf.writeUInt8(GattConstants.Opcodes['HAP-Protocol-Configuration'], 1);
        buf.writeUInt8(tid, 2);
        buf.writeUInt16LE(svcID, 3);
        buf.writeUInt16LE(body.length, 5);
        body.copy(buf, 7);
        return buf;
    }
    parseProtocolConfigurationResponse(buf) {
        return {
            controlField: buf.readUInt8(0),
            tid: buf.readUInt8(1),
            status: buf.readUInt8(2),
            length: buf.readUInt16LE(3),
            tlv: (0, tlv_1.decodeBuffer)(buf.slice(5, buf.length)),
        };
    }
}
exports.default = BLEProtocol;
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