update rust version to 1.70 #313

.github/workflows/main.yml

@@ -17,34 +17,22 @@ jobs:
         uses: actions/checkout@v3
 
       - name: Install stable toolchain
-        id: install-rust
-        uses: actions-rs/toolchain@v1
+        # This uses the version specified in rust-toolchain.toml by default
+        uses: IronCoreLabs/rust-toolchain@v1
         with:
-          profile: minimal
-          # Set Rust version here!
-          toolchain: 1.69.0
-          override: true
-          components: rustfmt, clippy
+          components: clippy, rust-docs
 
-      - name: Install nightly toolchain
-        id: install-rust-nightly
-        uses: actions-rs/toolchain@v1
-        with:
-          toolchain: nightly
-          profile: minimal
-          components: rustfmt
+      - name: Install nightly toolchain (for rustfmt only)
+        run: rustup toolchain install nightly --profile minimal --component rustfmt
+
+      - name: Install cargo-make (fast!)
+        uses: davidB/rust-cargo-make@v1
 
       # Caching for Rust files. Must be called after installing Rust toolchain.
       # See https://github.com/Swatinem/rust-cache for more information.
-      - name: Set Up Cache
+      - name: Cache Rust files
         uses: Swatinem/rust-cache@v2
 
-      - name: Install cargo-make
-        uses: actions-rs/cargo@v1
-        with:
-          command: install
-          args: --debug cargo-make
-
       - name: Run full CI (fmt, clippy, build, test, doctest, docs)
         run: cargo make ci
 

README.md

@@ -15,7 +15,7 @@ This project relies on the `libpaillier` Rust crate using the GMP backend. GMP s
 
 ### Rust Dependencies and Versions
 
-The minimum supported stable Rust version is cargo 1.68.
+The minimum supported stable Rust version is 1.68 (the library has been tested up to version 1.70).
 
 This library has been tested with GMP version 6.2.1.
 

rust-toolchain.toml

@@ -1,2 +1,2 @@
 [toolchain]
-channel = "stable-2023-04-20"
+channel = "1.70"

src/protocol.rs

@@ -56,7 +56,7 @@ pub enum ProtocolType {
 /// all messages generated by participants of a sub-protocol session.
 /// for its [`Participant`]. This includes:
 /// 1. Initializing a session by calling [`Participant::initialize_message()`].
-///     The message returned from that function must be passed back to the
+///    The message returned from that function must be passed back to the
 /// [`Participant`] in order to begin the protocol execution.
 /// 2. Receiving messages sent by other participants, and passing
 /// them to the participant by calling

src/zkp/piaffg.rs

@@ -231,9 +231,8 @@ impl Proof2 for PiAffgProof {
         // `p`rover's or the `v`erifier's encryption key. The prover wants to
         // prove the following three claims:
         //
-        // 1. `C_v[z] ^ x · C_v[y] = D`, where `C_v[z]` is a public value
-        //    provided by the verifier and `D` is a public value computed by the
-        //    prover.
+        // 1. `C_v[z] ^ x · C_v[y] = D`, where `C_v[z]` is a public value provided by
+        //    the verifier and `D` is a public value computed by the prover.
         //
         // 2. `C_p[y] = Y`, where `Y` is a public value provided by the prover.
         //
@@ -246,14 +245,14 @@ impl Proof2 for PiAffgProof {
         // following three conditions, using a challenge value `e` produced by
         // using Fiat-Shamir:
         //
-        // 1. C_v[z] ^ (ɑ + e x) · C_v[β + e y] = A * D ^ e (note that if `D`
-        //    "encodes" `z x + y` this check will pass)
+        // 1. C_v[z] ^ (ɑ + e x) · C_v[β + e y] = A * D ^ e (note that if `D` "encodes"
+        //    `z x + y` this check will pass)
         //
-        // 2. g ^ (ɑ + e x) = B_x · X ^ e (note that if `X = g ^ x` this check
-        //    will pass)
+        // 2. g ^ (ɑ + e x) = B_x · X ^ e (note that if `X = g ^ x` this check will
+        //    pass)
         //
-        // 3. C_p[β + e y] = B_y · Y ^ e (note that if `Y = C_p[y]` this check
-        //    will pass)
+        // 3. C_p[β + e y] = B_y · Y ^ e (note that if `Y = C_p[y]` this check will
+        //    pass)
         //
         // This checks the main properties we are going for, however it doesn't
         // enforce yet that `ɑ + e x`, `β + e y`, etc. were computed correctly.