refactor: replace `ring` with `sha2`

Cargo.lock

@@ -75,10 +75,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
-name = "bumpalo"
-version = "3.8.0"
+name = "block-buffer"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f1e260c3a9040a7c19a12468758f4c16f31a81a1fe087482be9570ec864bb6c"
+checksum = "f1d36a02058e76b040de25a4464ba1c80935655595b661505c8b39b664828b95"
+dependencies = [
+ "generic-array",
+]
 
 [[package]]
 name = "bytes"
@@ -156,6 +159,35 @@ version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5827cebf4670468b8772dd191856768aedcb1b0278a04f989f7766351917b9dc"
 
+[[package]]
+name = "cpufeatures"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "95059428f66df56b63431fdb4e1947ed2190586af5c5a8a8b71122bdf5a7f469"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "crypto-common"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "683d6b536309245c849479fba3da410962a43ed8e51c26b729208ec0ac2798d0"
+dependencies = [
+ "generic-array",
+]
+
+[[package]]
+name = "digest"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b697d66081d42af4fba142d56918a3cb21dc8eb63372c6b85d14f44fb9c5979b"
+dependencies = [
+ "block-buffer",
+ "crypto-common",
+ "generic-array",
+]
+
 [[package]]
 name = "fdlimit"
 version = "0.2.1"
@@ -186,6 +218,16 @@ version = "0.3.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d0c8ff0461b82559810cdccfde3215c3f373807f5e5232b71479bff7bb2583d7"
 
+[[package]]
+name = "generic-array"
+version = "0.14.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "501466ecc8a30d1d3b7fc9229b122b2ce8ed6e9d9223f1138d4babb253e51817"
+dependencies = [
+ "typenum",
+ "version_check",
+]
+
 [[package]]
 name = "getrandom"
 version = "0.2.3"
@@ -252,15 +294,6 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1aab8fc367588b89dcee83ab0fd66b72b50b72fa1904d7095045ace2b0c81c35"
 
-[[package]]
-name = "js-sys"
-version = "0.3.55"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7cc9ffccd38c451a86bf13657df244e9c3f37493cce8e5e21e940963777acc84"
-dependencies = [
- "wasm-bindgen",
-]
-
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
@@ -591,8 +624,8 @@ dependencies = [
  "hex",
  "lazy_static",
  "rand",
- "ring",
  "serde",
+ "sha2",
  "socket2",
  "tokio",
  "tokio-native-tls",
@@ -643,21 +676,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "ring"
-version = "0.16.20"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3053cf52e236a3ed746dfc745aa9cacf1b791d846bdaf412f60a8d7d6e17c8fc"
-dependencies = [
- "cc",
- "libc",
- "once_cell",
- "spin",
- "untrusted",
- "web-sys",
- "winapi",
-]
-
 [[package]]
 name = "ryu"
 version = "1.0.9"
@@ -734,6 +752,17 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "sha2"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "900d964dd36bb15bcf2f2b35694c072feab74969a54f2bbeec7a2d725d2bdcb6"
+dependencies = [
+ "cfg-if",
+ "cpufeatures",
+ "digest",
+]
+
 [[package]]
 name = "sharded-slab"
 version = "0.1.4"
@@ -768,12 +797,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "spin"
-version = "0.5.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
-
 [[package]]
 name = "strsim"
 version = "0.10.0"
@@ -953,6 +976,12 @@ dependencies = [
  "tracing-serde",
 ]
 
+[[package]]
+name = "typenum"
+version = "1.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b63708a265f51345575b27fe43f9500ad611579e764c79edbc2037b1121959ec"
+
 [[package]]
 name = "unicode-segmentation"
 version = "1.8.0"
@@ -965,12 +994,6 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
 
-[[package]]
-name = "untrusted"
-version = "0.7.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a156c684c91ea7d62626509bce3cb4e1d9ed5c4d978f7b4352658f96a4c26b4a"
-
 [[package]]
 name = "vcpkg"
 version = "0.2.15"
@@ -989,70 +1012,6 @@ version = "0.10.2+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fd6fbd9a79829dd1ad0cc20627bf1ed606756a7f77edff7b66b7064f9cb327c6"
 
-[[package]]
-name = "wasm-bindgen"
-version = "0.2.78"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "632f73e236b219150ea279196e54e610f5dbafa5d61786303d4da54f84e47fce"
-dependencies = [
- "cfg-if",
- "wasm-bindgen-macro",
-]
-
-[[package]]
-name = "wasm-bindgen-backend"
-version = "0.2.78"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a317bf8f9fba2476b4b2c85ef4c4af8ff39c3c7f0cdfeed4f82c34a880aa837b"
-dependencies = [
- "bumpalo",
- "lazy_static",
- "log",
- "proc-macro2",
- "quote",
- "syn",
- "wasm-bindgen-shared",
-]
-
-[[package]]
-name = "wasm-bindgen-macro"
-version = "0.2.78"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d56146e7c495528bf6587663bea13a8eb588d39b36b679d83972e1a2dbbdacf9"
-dependencies = [
- "quote",
- "wasm-bindgen-macro-support",
-]
-
-[[package]]
-name = "wasm-bindgen-macro-support"
-version = "0.2.78"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7803e0eea25835f8abdc585cd3021b3deb11543c6fe226dcd30b228857c5c5ab"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
- "wasm-bindgen-backend",
- "wasm-bindgen-shared",
-]
-
-[[package]]
-name = "wasm-bindgen-shared"
-version = "0.2.78"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0237232789cf037d5480773fe568aac745bfe2afbc11a863e97901780a6b47cc"
-
-[[package]]
-name = "web-sys"
-version = "0.3.55"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38eb105f1c59d9eaa6b5cdc92b859d85b926e82cb2e0945cd0c9259faa6fe9fb"
-dependencies = [
- "js-sys",
- "wasm-bindgen",
-]
-
 [[package]]
 name = "winapi"
 version = "0.3.9"

Cargo.toml

@@ -19,7 +19,7 @@ clap = { version = "3.0.0-rc.7", features = ["derive"] }
 toml = "0.5"
 serde = { version = "1.0", features = ["derive"] }
 anyhow = "1.0"
-ring = "0.16"
+sha2 = "0.10"
 bincode = "1"
 lazy_static = "1.4.0"
 hex = "0.4"

src/protocol.rs

@@ -53,8 +53,9 @@ pub enum DataChannelCmd {
 }
 
 pub fn digest(data: &[u8]) -> Digest {
-    let d = ring::digest::digest(&ring::digest::SHA256, data);
-    d.as_ref().try_into().unwrap()
+    use sha2::{Digest, Sha256};
+    let d = Sha256::new().chain_update(data).finalize();
+    d.into()
 }
 
 struct PacketLength {