@devgrid/netron
Version:
Event bus, streams and remote object invocation.
69 lines • 2.94 kB
JavaScript
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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 __exportStar = (this && this.__exportStar) || function(m, exports) {
for (var p in m) if (p !== "default" && !Object.prototype.hasOwnProperty.call(exports, p)) __createBinding(exports, m, p);
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.serializer = exports.Packet = exports.decodePacket = exports.encodePacket = exports.createStreamPacket = exports.createPacket = void 0;
const smartbuffer_1 = require("@devgrid/smartbuffer");
const packet_1 = require("./packet");
Object.defineProperty(exports, "Packet", { enumerable: true, get: function () { return packet_1.Packet; } });
const serializer_1 = require("./serializer");
Object.defineProperty(exports, "serializer", { enumerable: true, get: function () { return serializer_1.serializer; } });
const types_1 = require("./types");
__exportStar(require("./types"), exports);
const createPacket = (id, impulse, action, data) => {
const packet = new packet_1.Packet(id);
packet.setImpulse(impulse);
packet.setType(action);
packet.data = data;
return packet;
};
exports.createPacket = createPacket;
const createStreamPacket = (id, streamId, streamIndex, isLast, isLive, data) => {
const packet = new packet_1.Packet(id);
packet.setType(types_1.TYPE_STREAM);
packet.setStreamInfo(streamId, streamIndex, isLast, isLive);
packet.data = data;
return packet;
};
exports.createStreamPacket = createStreamPacket;
const encodePacket = (packet) => {
const buf = new smartbuffer_1.SmartBuffer(smartbuffer_1.SmartBuffer.DEFAULT_CAPACITY, true);
buf.writeUInt32BE(packet.id);
buf.writeUInt8(packet.flags);
serializer_1.serializer.encode(packet.data, buf);
if (packet.isStreamChunk()) {
buf.writeUInt32BE(packet.streamId);
buf.writeUInt32BE(packet.streamIndex);
}
return buf.toBuffer();
};
exports.encodePacket = encodePacket;
const decodePacket = (buf) => {
const buffer = smartbuffer_1.SmartBuffer.wrap(buf);
const pkt = new packet_1.Packet(buffer.readUInt32BE());
pkt.flags = buffer.readUInt8();
const result = serializer_1.serializer.decoder.tryDecode(buffer);
if (!result) {
throw new Error('Invalid packet');
}
pkt.data = result.value;
if (pkt.isStreamChunk()) {
pkt.streamId = buffer.readUInt32BE();
pkt.streamIndex = buffer.readUInt32BE();
}
return pkt;
};
exports.decodePacket = decodePacket;
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