Cap'n Proto

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Yorhel, Kenton Varda5

Feb 1

Incomplete compile-time Zig implementation

Hmm, it's interesting that you're allowed to read non-zig source files from disk in "

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Incomplete compile-time Zig implementation

Hmm, it's interesting that you're allowed to read non-zig source files from disk in "

Feb 1

tripl...@gmail.com

Jan 27

pycapnp v1.3.0 released

https://pypi.org/project/pycapnp/1.3.0/ https://github.com/capnproto/pycapnp/releases/tag/v1.3.0 v1.

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pycapnp v1.3.0 released

https://pypi.org/project/pycapnp/1.3.0/ https://github.com/capnproto/pycapnp/releases/tag/v1.3.0 v1.

Jan 27

Carlo Contavalli, Kenton Varda4

Jan 25

List of List using DynamicList

On Tue, Jan 24, 2023 at 6:11 PM Carlo Contavalli <ca...@enfabrica.net> wrote: Hello, On Tue,

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List of List using DynamicList

On Tue, Jan 24, 2023 at 6:11 PM Carlo Contavalli <ca...@enfabrica.net> wrote: Hello, On Tue,

Jan 25

Stefan Schmelz, Kenton Varda2

Jan 24

Byte Order of multi byte values

Hi Stefan, Cap'n Proto automatically takes care of byte ordering. You do not need to worry about

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Byte Order of multi byte values

Hi Stefan, Cap'n Proto automatically takes care of byte ordering. You do not need to worry about

Jan 24

qu...@daurnimator.com, … Hugo Rens7

Jan 23

Thinking about zig implementation

Hello everyone (nearly one year later :D), this mail to say I've been able to work more than

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Thinking about zig implementation

Hello everyone (nearly one year later :D), this mail to say I've been able to work more than

Jan 23

Jens Alfke, Kenton Varda6

12/27/22

Protocol "disembargo" message

The other one that comes to my mind off the top of my head (and is also quite old) is Waterken: https

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Protocol "disembargo" message

The other one that comes to my mind off the top of my head (and is also quite old) is Waterken: https

12/27/22

Jens Alfke, Kenton Varda2

12/16/22

RPC protocol framing details?

Yes, the messages are simply written to the wire one after another. Cap'n Proto messages in the

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RPC protocol framing details?

Yes, the messages are simply written to the wire one after another. Cap'n Proto messages in the

12/16/22

Hui min, Kenton Varda3

12/12/22

[Feature Request] Putting List() object at last and allow reuse of the MallocMessageBuilder

Hi Kenton, Got it, it makes sense. So if I remove `labelString` data from the definition, I could use

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[Feature Request] Putting List() object at last and allow reuse of the MallocMessageBuilder

Hi Kenton, Got it, it makes sense. So if I remove `labelString` data from the definition, I could use

12/12/22

Ze Liu, Kenton Varda3

12/11/22

Build error on QNX

Many thanks! 在2022年12月10日星期六 UTC+8 03:22:10<ken...@cloudflare.com> 写道： Hi Ze, I haven't

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Build error on QNX

Many thanks! 在2022年12月10日星期六 UTC+8 03:22:10<ken...@cloudflare.com> 写道： Hi Ze, I haven't

12/11/22

Jens Alfke, Kenton Varda4

12/5/22

Server process stops accepting connections

Hi Jens, Sorry for the slow reply, I've been on leave. In general, KJ async I/O objects are tied

unread,

Server process stops accepting connections

Hi Jens, Sorry for the slow reply, I've been on leave. In general, KJ async I/O objects are tied

12/5/22

Hui min, Kenton Varda2

12/5/22

capnp::messageToFlatArray to pre-allocated buffer?

Hi Hui, Sorry for the slow reply, I was on leave. messageToFlatArray() is a convenience function for

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capnp::messageToFlatArray to pre-allocated buffer?

Hi Hui, Sorry for the slow reply, I was on leave. messageToFlatArray() is a convenience function for

12/5/22

Kenton Varda, tripl...@gmail.com3

12/2/22

Cap'n Proto CVE-2022-46149

Thanks! On Fri, Dec 2, 2022 at 12:12 PM tripl...@gmail.com <tripl...@gmail.com> wrote: This

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Cap'n Proto CVE-2022-46149

Thanks! On Fri, Dec 2, 2022 at 12:12 PM tripl...@gmail.com <tripl...@gmail.com> wrote: This

12/2/22

John Demme, Kenton Varda3

11/25/22

Fibers and compiling without exceptions

Hi Kenton- No worries about the delay. And yeah, that's what I figured. Just wanted to check the

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Fibers and compiling without exceptions

Hi Kenton- No worries about the delay. And yeah, that's what I figured. Just wanted to check the

11/25/22

Toyam Cox, suuri....@gmail.com2

11/11/22

Clojure Serialization + RPC

Hi, there is actually at least an incomplete Java RPC implementation. https://github.com/vaci/

unread,

Clojure Serialization + RPC

Hi, there is actually at least an incomplete Java RPC implementation. https://github.com/vaci/

11/11/22

Josemi, … Jens Alfke6

11/3/22

Text blob too big.

Sorry I writed it in Spanish and see it now. Translation: The problem is that the server receives all

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Text blob too big.

Sorry I writed it in Spanish and see it now. Translation: The problem is that the server receives all

11/3/22

11/1/22

Readding struct with random access. Message contains non-struct pointer error.

Hi. Now I trying to write a large struct ( 2GB aprox. ) and then read only an attribute of it. I

unread,

Readding struct with random access. Message contains non-struct pointer error.

Hi. Now I trying to write a large struct ( 2GB aprox. ) and then read only an attribute of it. I

11/1/22

nandha kumar, Kenton Varda3

10/30/22

Facing an issue in the tests

Thanks alot Kenton. Much appreciated. On Sun, 30 Oct 2022, 23:00 Kenton Varda, <kenton@cloudflare.

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Facing an issue in the tests

Thanks alot Kenton. Much appreciated. On Sun, 30 Oct 2022, 23:00 Kenton Varda, <kenton@cloudflare.

10/30/22

Alex Syrnikov, Ian Denhardt2

10/25/22

how to distinguish different Message Types in tcp byte stream

For distinguishing the type, I would recommend wrapping your messages in a common union type, eg:

unread,

how to distinguish different Message Types in tcp byte stream

For distinguishing the type, I would recommend wrapping your messages in a common union type, eg:

10/25/22

Niels Andersen, … Kenton Varda8

10/17/22

Wikipedia "Comparison of data-serialization formats" entry

(Oops, your emails weren't going through from this address because they were landing in the

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Wikipedia "Comparison of data-serialization formats" entry

(Oops, your emails weren't going through from this address because they were landing in the

10/17/22

Christophe Alexandre, … Christophe Alexandre7

10/17/22

Best practice for dynamic_cast equivalent method for extended interfaces

Thanks again Ken ! One step at a time... Seems I'm now falling in the trap described here: https:

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Best practice for dynamic_cast equivalent method for extended interfaces

Thanks again Ken ! One step at a time... Seems I'm now falling in the trap described here: https:

10/17/22

Vaci, Kenton Varda2

9/28/22

Recursive autoReconnect logic

Indeed, if you call send(), pull a pipelined capability off of it, and then drop the Promise that `

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Recursive autoReconnect logic

Indeed, if you call send(), pull a pipelined capability off of it, and then drop the Promise that `

9/28/22

Thuy Doan, Kenton Varda3

9/27/22

CapnProto - Request to other server in callback

Thank Kento a lot. That's work for me! Vào lúc 20:52:34 UTC+7 ngày Thứ Hai, 12 tháng 9, 2022, ken

unread,

CapnProto - Request to other server in callback

Thank Kento a lot. That's work for me! Vào lúc 20:52:34 UTC+7 ngày Thứ Hai, 12 tháng 9, 2022, ken

9/27/22

philipp....@virtamed.com, … Kenton Varda6

9/21/22

Performance of iterating through List vs. raw Data

On Wed, Sep 21, 2022 at 9:42 AM Hui min <cgz...@sina.com> wrote: I want to ask a related

unread,

Performance of iterating through List vs. raw Data

On Wed, Sep 21, 2022 at 9:42 AM Hui min <cgz...@sina.com> wrote: I want to ask a related

9/21/22

Kukkai W, … Kenton Varda3

9/18/22

[Request] Error fix consult

Hi Kukkai, Unfortunately it's pretty unclear what might have gone wrong here, since all it shows

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[Request] Error fix consult

Hi Kukkai, Unfortunately it's pretty unclear what might have gone wrong here, since all it shows

9/18/22

pavas goyal, Kenton Varda2

9/18/22

json serialization and deserilization

Hi Pavas, I guess you mean you'd like for your message to be encoded to a JSON array, rather than

unread,

json serialization and deserilization

Hi Pavas, I guess you mean you'd like for your message to be encoded to a JSON array, rather than

9/18/22

Jens Alfke, Kenton Varda3

9/4/22

Promise destructed while it’s being processed

On Sep 4, 2022, at 1:08 PM, 'Kenton Varda' via Cap'n Proto <capn...@googlegroups.com

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Promise destructed while it’s being processed

On Sep 4, 2022, at 1:08 PM, 'Kenton Varda' via Cap'n Proto <capn...@googlegroups.com

9/4/22

Jens Alfke, Kenton Varda5

9/2/22

Xcode hits SIGUSR1 signal when I use an Executor

Hi Jens, Two options for writing sync-like code that is actually async: - KJ supports "Fibers

unread,

Xcode hits SIGUSR1 signal when I use an Executor

Hi Jens, Two options for writing sync-like code that is actually async: - KJ supports "Fibers

9/2/22

Vaci, Kenton Varda4

8/25/22

Callbacks, cancellation and EOF with ByteStreams

Today, without three-party handoff, you could always wrap the promise in a capability and send that.

unread,

Callbacks, cancellation and EOF with ByteStreams

Today, without three-party handoff, you could always wrap the promise in a capability and send that.

8/25/22

Gyorgy Miru, Kenton Varda2

8/12/22

pub/sub zero copy message dispatch

Hi Gym, There's no way to do true zero-copy from one RPC to another. You will have to copy. And

unread,

pub/sub zero copy message dispatch

Hi Gym, There's no way to do true zero-copy from one RPC to another. You will have to copy. And

8/12/22

stefan...@ai-solutions.com, … Kenton Varda5

8/8/22

Referencing or copying Builders

Hi Wylder, On Mon, Aug 8, 2022 at 12:16 PM Wylder Keane <wylder...@gmail.com> wrote: Hey

unread,

Referencing or copying Builders

Hi Wylder, On Mon, Aug 8, 2022 at 12:16 PM Wylder Keane <wylder...@gmail.com> wrote: Hey

8/8/22

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