k12: 2021 edition upgrade; MSRV 1.56 (#487)

.github/workflows/k12.yml

@@ -21,7 +21,7 @@ jobs:
   set-msrv:
     uses: RustCrypto/actions/.github/workflows/set-msrv.yml@master
     with:
-        msrv: 1.41.0
+        msrv: 1.56.0
 
   build:
     needs: set-msrv
@@ -32,7 +32,7 @@ jobs:
           - ${{needs.set-msrv.outputs.msrv}}
           - stable
         target:
-          # - thumbv7em-none-eabi # TODO: no_std w/o liballoc
+          - thumbv7em-none-eabi
           - wasm32-unknown-unknown
     steps:
       - uses: actions/checkout@v3

Cargo.toml

@@ -7,7 +7,6 @@ members = [
     "fsb",
     "gost94",
     "groestl",
-    "k12",
     "md2",
     "md4",
     "md5",
@@ -24,6 +23,7 @@ members = [
 exclude = [
     "ascon-hash",
     "belt-hash",
+    "k12",
     "skein",
 ]
 

k12/Cargo.toml

@@ -1,24 +1,29 @@
 [package]
 name = "k12"
-version = "0.2.1"
+version = "0.3.0-pre"
 description = "Pure Rust implementation of the KangarooTwelve hash function"
-authors = ["Diggory Hardy <github1@dhardy.name>"]
+authors = ["RustCrypto Developers", "Diggory Hardy <github1@dhardy.name>"]
 license = "Apache-2.0 OR MIT"
 readme = "README.md"
-edition = "2018"
+edition = "2021"
 documentation = "https://docs.rs/k12"
 repository = "https://github.com/RustCrypto/hashes"
 keywords = ["crypto", "hash", "digest"]
 categories = ["cryptography", "no-std"]
+rust-version = "1.56"
 
 [dependencies]
 digest = { version = "0.10.7", default-features = false, features = ["core-api"] }
-sha3 = "0.10.8"
+sha3 = { version = "0.10.8", default-features = false }
 
 [dev-dependencies]
 digest = { version = "0.10.7", features = ["alloc", "dev"] }
-hex-literal = "0.2.2"
+hex-literal = "0.3"
 
 [features]
 default = ["std"]
 std = ["digest/std"]
+
+# TODO: remove when crate will be part of the root workspace
+[profile.dev]
+opt-level = 2

k12/README.md

@@ -13,7 +13,7 @@ function (XOF).
 
 ## Minimum Supported Rust Version
 
-Rust **1.41** or higher.
+Rust **1.56** or higher.
 
 Minimum supported Rust version can be changed in the future, but it will be
 done with a minor version bump.
@@ -45,7 +45,7 @@ dual licensed as above, without any additional terms or conditions.
 [docs-image]: https://docs.rs/k12/badge.svg
 [docs-link]: https://docs.rs/k12/
 [license-image]: https://img.shields.io/badge/license-Apache2.0/MIT-blue.svg
-[rustc-image]: https://img.shields.io/badge/rustc-1.41+-blue.svg
+[rustc-image]: https://img.shields.io/badge/rustc-1.56+-blue.svg
 [chat-image]: https://img.shields.io/badge/zulip-join_chat-blue.svg
 [chat-link]: https://rustcrypto.zulipchat.com/#narrow/stream/260041-hashes
 [build-image]: https://github.com/RustCrypto/hashes/workflows/k12/badge.svg?branch=master