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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 // | |
5 // Protocol for the mux channel that multiplexes multiple channels. | |
6 | |
7 syntax = "proto2"; | |
8 | |
9 option optimize_for = LITE_RUNTIME; | |
10 | |
11 package remoting.protocol; | |
12 | |
13 message MuxPacket { | |
Wez
2012/08/06 23:14:07
nit: MultiplexPacket
Sergey Ulanov
2012/08/07 20:12:22
Done.
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14 // Channel ID. Each peer choses this value when it sends first packet to | |
15 // the other peer. It unique identified channel this packet belongs to. | |
16 // Channel ID is direction-specific, i.e. each channel has two IDs | |
17 // assigned to it: one for receiving and one for sending. E.g. if peer A | |
18 // assigns ID 1 to a channel and peer B assigns ID 3 to the same channel | |
19 // then packets sent for that channel from A to B will have id=1, while | |
20 // packets sent from B to A will have id=3. Both peers need to keep track | |
21 // of both values. | |
Wez
2012/08/06 23:14:07
nit: I don't think you need the example here; it's
Wez
2012/08/06 23:14:07
nit: The downside to this approach is that receive
Sergey Ulanov
2012/08/07 20:12:22
Done.
Sergey Ulanov
2012/08/07 20:12:22
It would make protocol more complicated if the IDs
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22 optional int32 channel_id = 1; | |
23 | |
24 // Channel name. The name is used to identify channels before channel ID | |
25 // is assigned in the first message. This value must be included only | |
26 // in the first packet for a given channel. All other packets must be | |
27 // identified using channel ID. | |
28 optional string channel_name = 2; | |
29 | |
30 optional bytes data = 3; | |
Wez
2012/08/06 23:14:07
What is the overhead to copying the actual message
Sergey Ulanov
2012/08/07 20:12:22
I don't think it's big enough to worry about since
Sergey Ulanov
2012/08/07 20:13:58
I meant it would _not_ require changing on-wire fo
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31 } | |
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