feat(tvix/nix-compat/wire): introduce BytesWriter

This deals with writing byte packets of larger sizes to an underlying
AsyncWrite.

Its constructor receives the expected size. It also deals with writing
padding if flush/shutdown is called after writing all the payload.

Change-Id: I8acbf992467f3862ffb8c7d669e8c0c8eced14c1
Reviewed-on: https://cl.tvl.fyi/c/depot/+/11355
Reviewed-by: picnoir picnoir <picnoir@alternativebit.fr>
Autosubmit: flokli <flokli@flokli.de>
Reviewed-by: Brian Olsen <me@griff.name>
Tested-by: BuildkiteCI
This commit is contained in:
Florian Klink 2024-04-04 19:03:44 +03:00 committed by clbot
parent 39276dc5b4
commit f3d8c633f2
7 changed files with 555 additions and 7 deletions

View file

@ -6,7 +6,7 @@ edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[features]
async = ["futures-util", "tokio"]
async = ["futures-util", "tokio", "pin-project-lite"]
[dependencies]
bitflags = "2.4.1"
@ -29,6 +29,10 @@ optional = true
version = "1.32.0"
features = ["io-util", "macros"]
[dependencies.pin-project-lite]
optional = true
version = "0.2.13"
[dev-dependencies]
futures = { version = "0.3.30", default-features = false, features = ["executor"] }
lazy_static = "1.4.0"