micropelago/tokio-rustls
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Shrink down the dependency on tokio

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it turns out that tokio-rustls only requires a small portion of
the tokio stack. This patch slims down the dependencies since not
all clients need the full tokio stack.
This commit is contained in:
Erick Tryzelaar 2019-01-11 14:03:37 -08:00
parent f6e8f86382
commit 6f1787e9d1
4 changed files with 10 additions and 8 deletions
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5
Cargo.toml
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@ -15,7 +15,8 @@ travis-ci = { repository = "quininer/tokio-rustls" }
appveyor = { repository = "quininer/tokio-rustls" } appveyor = { repository = "quininer/tokio-rustls" }
[dependencies] [dependencies]
tokio = { version = "0.1.6", optional = true } futures = { version = "0.1", optional = true }
tokio-io = { version = "0.1.6", optional = true }
bytes = { version = "0.4", optional = true } bytes = { version = "0.4", optional = true }
iovec = { version = "0.1", optional = true } iovec = { version = "0.1", optional = true }
rustls = "0.14" rustls = "0.14"
@ -28,4 +29,4 @@ lazy_static = "1"
[features] [features]
default = ["tokio-support"] default = ["tokio-support"]
nightly = ["bytes", "iovec"] nightly = ["bytes", "iovec"]
tokio-support = ["tokio"] tokio-support = ["futures", "tokio-io"]

4
src/common/mod.rs
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@ -10,7 +10,7 @@ use rustls::Session;
use rustls::WriteV; use rustls::WriteV;
#[cfg(feature = "nightly")] #[cfg(feature = "nightly")]
#[cfg(feature = "tokio-support")] #[cfg(feature = "tokio-support")]
use tokio::io::AsyncWrite; use tokio_io::AsyncWrite;
pub struct Stream<'a, S: 'a, IO: 'a> { pub struct Stream<'a, S: 'a, IO: 'a> {
@ -91,7 +91,7 @@ impl<'a, S: Session, IO: Read + Write> WriteTls<'a, S, IO> for Stream<'a, S, IO>
#[cfg(feature = "tokio-support")] #[cfg(feature = "tokio-support")]
impl<'a, S: Session, IO: Read + AsyncWrite> WriteTls<'a, S, IO> for Stream<'a, S, IO> { impl<'a, S: Session, IO: Read + AsyncWrite> WriteTls<'a, S, IO> for Stream<'a, S, IO> {
fn write_tls(&mut self) -> io::Result<usize> { fn write_tls(&mut self) -> io::Result<usize> {
use tokio::prelude::Async; use futures::Async;
use self::vecbuf::VecBuf; use self::vecbuf::VecBuf;
struct V<'a, IO: 'a>(&'a mut IO); struct V<'a, IO: 'a>(&'a mut IO);

4
src/lib.rs
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@ -6,7 +6,9 @@ pub extern crate rustls;
pub extern crate webpki; pub extern crate webpki;
#[cfg(feature = "tokio-support")] #[cfg(feature = "tokio-support")]
extern crate tokio; extern crate futures;
#[cfg(feature = "tokio-support")]
extern crate tokio_io;
#[cfg(feature = "nightly")] #[cfg(feature = "nightly")]
#[cfg(feature = "tokio-support")] #[cfg(feature = "tokio-support")]
extern crate bytes; extern crate bytes;

5
src/tokio_impl.rs
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@ -1,7 +1,6 @@
use super::*; use super::*;
use tokio::prelude::*; use tokio_io::{ AsyncRead, AsyncWrite };
use tokio::io::{ AsyncRead, AsyncWrite }; use futures::{Async, Future, Poll};
use tokio::prelude::Poll;
use common::Stream; use common::Stream;