Cap'n Proto

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Kenny Koller, Kenton Varda5

Jun 9

Use with RTOS-based Embedded Systems

That sounds promising! On Wed, Jun 9, 2021 at 3:32 PM Kenton Varda <kenton@cloudflare.com>

unread,

Use with RTOS-based Embedded Systems

That sounds promising! On Wed, Jun 9, 2021 at 3:32 PM Kenton Varda <kenton@cloudflare.com>

Jun 9

Björn Schäpers, Kenton Varda4

Jun 9

Waiting with a timeout

Yes, I agree there's some missing overview docs regarding Cap'n Proto RPC. The web page is

unread,

Waiting with a timeout

Yes, I agree there's some missing overview docs regarding Cap'n Proto RPC. The web page is

Jun 9

Vaci, Kenton Varda6

Jun 9

Copying existing struct into request params

Thanks for the explanation on the interaction between schema evolution and copying structures, that

unread,

Copying existing struct into request params

Thanks for the explanation on the interaction between schema evolution and copying structures, that

Jun 9

tripl...@gmail.com

Jun 8

pypcapnp v1.1.0 released

https://pypi.org/project/pycapnp/1.1.0/ https://github.com/capnproto/pycapnp/releases/tag/v1.1.0 v1.

unread,

pypcapnp v1.1.0 released

https://pypi.org/project/pycapnp/1.1.0/ https://github.com/capnproto/pycapnp/releases/tag/v1.1.0 v1.

Jun 8

Kyle Downey, Kenton Varda3

Jun 1

PosixPath error when loading schema

Yep that was it. Casting via str() did the trick. On Tue, Jun 1, 2021 at 10:41 AM Kenton Varda <

unread,

PosixPath error when loading schema

Yep that was it. Casting via str() did the trick. On Tue, Jun 1, 2021 at 10:41 AM Kenton Varda <

Jun 1

Pratik Mankawde, Kenton Varda3

May 10

Linker error: struct capnp::_::RawSchema const capnp::schemas

Yeah, you were right, although `.capnp.c++` was added to the project, it was still not getting

unread,

Linker error: struct capnp::_::RawSchema const capnp::schemas

Yeah, you were right, although `.capnp.c++` was added to the project, it was still not getting

May 10

pepij...@gmail.com, Kenton Varda2

May 6

Accept connection in new process

Hi Pepijn, Yeah, forking won't work well. I don't recommend that. One problem is that if you

unread,

Accept connection in new process

Hi Pepijn, Yeah, forking won't work well. I don't recommend that. One problem is that if you

May 6

Nogueira, Kenton Varda2

May 5

Generated files .h and .c++

The tables are used to support the "schema" and "dynamic" APIs (aka "

unread,

Generated files .h and .c++

The tables are used to support the "schema" and "dynamic" APIs (aka "

May 5

Théophile B., Kenton Varda7

Apr 29

How to get server-side implementation from client capability ?

Ok I see, generated headers indeed include capnproto/kj headers, so Cap'n Proto would be a public

unread,

How to get server-side implementation from client capability ?

Ok I see, generated headers indeed include capnproto/kj headers, so Cap'n Proto would be a public

Apr 29

Brando Miranda, Kenton Varda10

Apr 28

Memory issues with captain proto structs?

Thanks! I will check it out. I posted a SO question for future reference and help for others: https:/

unread,

Memory issues with captain proto structs?

Thanks! I will check it out. I posted a SO question for future reference and help for others: https:/

Apr 28

Apr 3

Generic RPC interfaces for Java

I've been putting off s extending my Java RPC implementation to support generics, because

unread,

Generic RPC interfaces for Java

I've been putting off s extending my Java RPC implementation to support generics, because

Apr 3

Topher Cawlfield, Kenton Varda4

Mar 30

C++: passing around a struct, and Builder<->Reader

FWIW someone (not me) wrote this plugin to generate POCS: https://github.com/nickolasrossi/podgen I

unread,

C++: passing around a struct, and Builder<->Reader

FWIW someone (not me) wrote this plugin to generate POCS: https://github.com/nickolasrossi/podgen I

Mar 30

pepij...@gmail.com, … Ian Denhardt8

Mar 29

getTimer in RPC & transparent proxy?

Quoting Julián Díaz (2021-03-29 15:58:17) > I'll probably bring that back because the gulpfile

unread,

getTimer in RPC & transparent proxy?

Quoting Julián Díaz (2021-03-29 15:58:17) > I'll probably bring that back because the gulpfile

Mar 29

pepij...@gmail.com, Kenton Varda6

Mar 22

CPU-bound RPC command & optional API

Yeah, you probably need to recompile the python module against the new version of Cap'n Proto.

unread,

CPU-bound RPC command & optional API

Yeah, you probably need to recompile the python module against the new version of Cap'n Proto.

Mar 22

Zach Lym, … Kenton Varda7

Mar 16

Wikipedia Draft Article

On Tue, Mar 16, 2021 at 2:26 PM Zach Lym <indolering@gmail.com> wrote: I might say: "As of

unread,

Wikipedia Draft Article

On Tue, Mar 16, 2021 at 2:26 PM Zach Lym <indolering@gmail.com> wrote: I might say: "As of

Mar 16

pepij...@gmail.com, … John Demme9

Mar 3

How to write to a file from an RPC server?

I could easily be confusing the C# API with the Win32 API, but I recall seeing some StackOverflow

unread,

How to write to a file from an RPC server?

I could easily be confusing the C# API with the Win32 API, but I recall seeing some StackOverflow

Mar 3

yojiro....@gmail.com, Kenton Varda7

Feb 21

Premature EOF error with List of List of struct implementation under VS2017/x64

Hi Yojiro, It would be best if you could reduce the problem to a minimal self-contained test case. If

unread,

Premature EOF error with List of List of struct implementation under VS2017/x64

Hi Yojiro, It would be best if you could reduce the problem to a minimal self-contained test case. If

Feb 21

Matt Stern, Ian Denhardt3

Feb 16

Schemas for "internal data"

Thanks Ian. Yes, InternalData is a struct. I'll give AnyPointer a look! On Tue, Feb 16, 2021, 2:

unread,

Schemas for "internal data"

Thanks Ian. Yes, InternalData is a struct. I'll give AnyPointer a look! On Tue, Feb 16, 2021, 2:

Feb 16

Owen Healy, Kenton Varda2

Feb 11

Mixing event loops

Hi Owen, KJ is actually designed to allow its event loop to sit on top of some other event loop, for

unread,

Mixing event loops

Hi Owen, KJ is actually designed to allow its event loop to sit on top of some other event loop, for

Feb 11

Omega Ishendra, … Taylor Dawson6

Feb 5

Inter process communication used in capnp

My apologies! I saw your email "ken..." and wrote without thinking 😅 Right I see. I may try

unread,

Inter process communication used in capnp

My apologies! I saw your email "ken..." and wrote without thinking 😅 Right I see. I may try

Feb 5

John Wang, Kenton Varda8

Feb 1

Test failure on AsyncIo/CapabilityPipeBlockedSendStream

Ah, cool. FWIW, this is still just an issue with the design of this particular test case. Having

unread,

Test failure on AsyncIo/CapabilityPipeBlockedSendStream

Ah, cool. FWIW, this is still just an issue with the design of this particular test case. Having

Feb 1

Juan Cruz Viotti

Jan 28

List of companies using Cap'n Proto

Hey there, I'm interested in collecting a small list of companies using Cap'n Proto, apart

unread,

List of companies using Cap'n Proto

Hey there, I'm interested in collecting a small list of companies using Cap'n Proto, apart

Jan 28

Jan 13

New maintainer for C implementation and request for reviews

Hi all, I've just been added as a maintainer to the C implementation project on Github and

unread,

New maintainer for C implementation and request for reviews

Hi all, I've just been added as a maintainer to the C implementation project on Github and

Jan 13

Lena_work Work, … Kenton Varda5

12/7/20

Capnproto RPC, processing of IPC calls

(Dupe message happened because one got stuck in the moderation queue.) On Mon, Dec 7, 2020 at 10:20

unread,

Capnproto RPC, processing of IPC calls

(Dupe message happened because one got stuck in the moderation queue.) On Mon, Dec 7, 2020 at 10:20

12/7/20

Vaci, … Kenton Varda6

12/2/20

Capnproto RPC for Java - progress

Awesome, I'm very glad to hear you've been paying attention to ordering -- it's tricky to

unread,

Capnproto RPC for Java - progress

Awesome, I'm very glad to hear you've been paying attention to ordering -- it's tricky to

12/2/20

Matt Ho, … Jonas Wanke3

12/2/20

interested in a dart port

Hi everyone! I've recently been looking for Dart implementations of Cap'n Proto, but couldn

unread,

interested in a dart port

Hi everyone! I've recently been looking for Dart implementations of Cap'n Proto, but couldn

12/2/20

shinzui, … Kenton Varda6

11/30/20

Load balancing and metrics

Yes, it's straightforward to implement a load-balancing proxy server that redirects each call to

unread,

Load balancing and metrics

Yes, it's straightforward to implement a load-balancing proxy server that redirects each call to

11/30/20

Matt Stern, … Kenton Varda7

11/27/20

Schema Refactoring and Unique IDs

On Wed, Nov 25, 2020 at 3:43 PM Matt Stern <mjstern22@gmail.com> wrote: When I try to run capnp

unread,

Schema Refactoring and Unique IDs

On Wed, Nov 25, 2020 at 3:43 PM Matt Stern <mjstern22@gmail.com> wrote: When I try to run capnp

11/27/20

Wichert Akkerman

11/27/20

Nested lists with pycapnp

Hi everyone, I have a schema that uses a two-dimensional list. The schema looks like this: struct

unread,

Nested lists with pycapnp

Hi everyone, I have a schema that uses a two-dimensional list. The schema looks like this: struct

11/27/20

tripl...@gmail.com

11/20/20

pycapnp v1.0.0 released

https://pypi.org/project/pycapnp/1.0.0/ https://github.com/capnproto/pycapnp/releases/tag/v1.0.0 v1.

unread,

pycapnp v1.0.0 released

https://pypi.org/project/pycapnp/1.0.0/ https://github.com/capnproto/pycapnp/releases/tag/v1.0.0 v1.

11/20/20

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