Merge pull request #50 from rust-embedded-community/fix/nb-dns

Change DNS trait to return nb, and bump dependencies

Author: MathiasKoch

.github/workflows/ci.yml

@@ -18,7 +18,7 @@ jobs:
 
         include:
           # Test MSRV
-          - rust: 1.36.0
+          - rust: 1.46.0
             TARGET: x86_64-unknown-linux-gnu
 
           # Test nightly but don't fail

CHANGELOG.md

@@ -9,6 +9,15 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 * None
 
+## [0.4.0] - 2021-03-05
+
+### Changed
+- Changed [`Dns`](./src/dns.rs) methods to return `nb::Result<..>` to allow non-blocking implementations.
+- Bump dependency version of `heapless` to `v0.6.1` to address security issue of sub-dependency.
+- Bump dependency version of `no-std-net` to `v0.5`.
+- Bump MSRV to 1.46.0 to get `const-fn` for `no-std-net`.
+
+
 ## [0.3.0] - 2021-02-15
 
 ### Added

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "embedded-nal"
-version = "0.3.0" # remember to update html_root_url
+version = "0.4.0" # remember to update html_root_url
 authors = [
     "Jonathan 'theJPster' Pallant <[email protected]>",
     "Mathias Koch <[email protected]>",
@@ -19,5 +19,5 @@ categories = ["embedded", "hardware-support", "no-std", "network-programming"]
 
 [dependencies]
 nb = "1"
-no-std-net = "0.4"
-heapless = "^0.5"
+no-std-net = "0.5"
+heapless = "^0.6.1"

README.md

@@ -35,7 +35,7 @@ These issues / PRs will be labeled as `proposal`s in the issue tracker.
 
 ## Minimum Supported Rust Version (MSRV)
 
-This crate is guaranteed to compile on stable Rust 1.36.0 and up. It *might*
+This crate is guaranteed to compile on stable Rust 1.46.0 and up. It *might*
 compile with older versions but that may change in any new patch release.
 
 ## License

src/dns.rs

@@ -31,13 +31,17 @@ pub trait Dns {
 
 	/// Resolve the first ip address of a host, given its hostname and a desired
 	/// address record type to look for
-	fn get_host_by_name(&self, hostname: &str, addr_type: AddrType) -> Result<IpAddr, Self::Error>;
+	fn get_host_by_name(
+		&self,
+		hostname: &str,
+		addr_type: AddrType,
+	) -> nb::Result<IpAddr, Self::Error>;
 
 	/// Resolve the hostname of a host, given its ip address
 	///
 	/// **Note**: A fully qualified domain name (FQDN), has a maximum length of
 	/// 255 bytes [`rfc1035`]
 	///
 	/// [`rfc1035`]: https://tools.ietf.org/html/rfc1035
-	fn get_host_by_address(&self, addr: IpAddr) -> Result<String<consts::U256>, Self::Error>;
+	fn get_host_by_address(&self, addr: IpAddr) -> nb::Result<String<consts::U256>, Self::Error>;
 }

src/lib.rs

@@ -1,6 +1,6 @@
 //! # embedded-nal - A Network Abstraction Layer for Embedded Systems
 
-#![doc(html_root_url = "https://docs.rs/embedded-nal/0.3.0")]
+#![doc(html_root_url = "https://docs.rs/embedded-nal/0.4.0")]
 #![no_std]
 #![deny(missing_docs)]
 #![deny(unsafe_code)]