[CI Skip] release/stable 4.2.1

skip-checks: true

.123trigger

@@ -1,5 +1,6 @@
-5
+6
 3.2.2
 3.2.3
 3.2.4
 4.0.2
+4.1.2

.yarnrc.yml

@@ -10,4 +10,4 @@ plugins:
   - path: .yarn/plugins/@yarnpkg/plugin-version.cjs
     spec: "@yarnpkg/plugin-version"
 
-yarnPath: .yarn/releases/yarn-3.0.0-rc.2.cjs
+yarnPath: .yarn/releases/yarn-3.0.1.cjs

CHANGELOG.md

@@ -1,11 +1,30 @@
 # CHANGELOG
 
+## 4.2.1 Aug 28, 2021
+
+Contributed:
+
+- Add sr25519 agreement external (Thanks to https://github.com/shelvenzhou)
+
+Changes:
+
+- Adjust tests to align with JS coding standards
+- Allow for optional build with Rust stable bootstrap
+
+
+## 4.1.2 Jul 9, 2021
+
+Changes:
+
+- Bump `@polkadot/dev` to allow for bundles with new-format
+
+
 ## 4.1.1 Jul 7, 2021
 
 Changes:
 
 - Add an explicit `engines` field to `package.json`
-- Allow building as a completely stand-alone browser bundle
+- Allow building as a completely stand-alone browser bundle (experimental)
 
 
 ## 4.0.2 Mar 5, 2021

package.json

@@ -24,10 +24,11 @@
     "test:wasm:rust": "cd packages/wasm-crypto && RUST_BACKTRACE=full cargo test --release -- --nocapture"
   },
   "devDependencies": {
-    "@babel/core": "^7.14.6",
-    "@polkadot/dev": "^0.62.52",
+    "@babel/core": "^7.15.0",
+    "@polkadot/dev": "^0.62.62",
     "fflate": "^0.7.1",
     "override-require": "^1.1.1"
   },
-  "version": "4.1.1"
+  "version": "4.2.1",
+  "packageManager": "yarn@3.0.1"
 }

packages/wasm-crypto-asmjs/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/wasm-crypto-asmjs",
-  "version": "4.1.1",
+  "version": "4.2.1",
   "type": "module",
   "description": "Asm.js content for wasm-crypto",
   "browser": "empty.js",
@@ -17,6 +17,6 @@
   "bugs": "https://github.com/polkadot-js/wasm/issues",
   "homepage": "https://github.com/polkadot-js/wasm",
   "dependencies": {
-    "@babel/runtime": "^7.14.6"
+    "@babel/runtime": "^7.15.3"
   }
 }

packages/wasm-crypto-asmjs/src/packageInfo.ts

@@ -3,4 +3,4 @@
 
 // Auto-generated by @polkadot/dev, do not edit
 
-export const packageInfo = { name: '@polkadot/wasm-crypto-asmjs', version: '4.1.1' };
+export const packageInfo = { name: '@polkadot/wasm-crypto-asmjs', version: '4.2.1' };

packages/wasm-crypto-wasm/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/wasm-crypto-wasm",
-  "version": "4.1.1",
+  "version": "4.2.1",
   "type": "module",
   "description": "Wasm content for wasm-crypto",
   "browser": "data.js",
@@ -17,6 +17,6 @@
   "bugs": "https://github.com/polkadot-js/wasm/issues",
   "homepage": "https://github.com/polkadot-js/wasm",
   "dependencies": {
-    "@babel/runtime": "^7.14.6"
+    "@babel/runtime": "^7.15.3"
   }
 }

packages/wasm-crypto-wasm/src/base64.ts

@@ -46,8 +46,8 @@ export function toByteArray (b64: string): Uint8Array {
   const [validLen, placeHoldersLen] = getLens(b64);
   const arr = new Uint8Array(((validLen + placeHoldersLen) * 3 / 4) - placeHoldersLen);
   let curByte = 0;
-  let i;
-  let tmp;
+  let i: number;
+  let tmp: number;
 
   // if there are placeholders, only get up to the last complete 4 chars
   const len = placeHoldersLen > 0

packages/wasm-crypto-wasm/src/packageInfo.ts

@@ -3,4 +3,4 @@
 
 // Auto-generated by @polkadot/dev, do not edit
 
-export const packageInfo = { name: '@polkadot/wasm-crypto-wasm', version: '4.1.1' };
+export const packageInfo = { name: '@polkadot/wasm-crypto-wasm', version: '4.2.1' };

packages/wasm-crypto/Cargo.lock

@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "addr2line"
 version = "0.13.0"
@@ -659,6 +661,7 @@ version = "0.0.0"
 dependencies = [
  "blake2-rfc",
  "byteorder",
+ "curve25519-dalek",
  "ed25519-dalek",
  "hex-literal",
  "hmac",

packages/wasm-crypto/Cargo.toml

@@ -22,6 +22,7 @@ hmac = "0.7.0"
 # libsecp256k1 = "0.2.2"
 merlin = { version = "2.0", default-features = false }
 pbkdf2 = { version = "0.3.0", default-features = false }
+curve25519-dalek = { version = "2.1.0", default-features = false }
 schnorrkel = { version = "0.9.1", features = ["preaudit_deprecated", "u64_backend"] }
 scrypt = { version = "0.2", default-features = false }
 sha2 = "0.8.1"

packages/wasm-crypto/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/wasm-crypto",
-  "version": "4.1.1",
+  "version": "4.2.1",
   "type": "module",
   "author": "Jaco Greeff <jacogr@gmail.com>",
   "main": "index.js",
@@ -12,13 +12,13 @@
     "node": ">=14.0.0"
   },
   "dependencies": {
-    "@babel/runtime": "^7.14.6",
-    "@polkadot/wasm-crypto-asmjs": "^4.1.1",
-    "@polkadot/wasm-crypto-wasm": "^4.1.1"
+    "@babel/runtime": "^7.15.3",
+    "@polkadot/wasm-crypto-asmjs": "^4.2.1",
+    "@polkadot/wasm-crypto-wasm": "^4.2.1"
   },
   "devDependencies": {
-    "@polkadot/util": "^6.11.1",
-    "@polkadot/x-randomvalues": "^6.11.1"
+    "@polkadot/util": "^7.2.1",
+    "@polkadot/x-randomvalues": "^7.2.1"
   },
   "peerDependencies": {
     "@polkadot/util": "*",

packages/wasm-crypto/src/bundle.ts

@@ -159,6 +159,17 @@ export const sr25519Verify = withWasm((wasm) =>
   }
 );
 
+export const sr25519Agree = withWasm((wasm) =>
+  (pubkey: Uint8Array, secret: Uint8Array): Uint8Array => {
+    const [ptr0, len0] = allocU8a(pubkey);
+    const [ptr1, len1] = allocU8a(secret);
+
+    wasm.ext_sr_agree(8, ptr0, len0, ptr1, len1);
+
+    return resultU8a();
+  }
+);
+
 export const vrfSign = withWasm((wasm) =>
   (secret: Uint8Array, context: Uint8Array, message: Uint8Array, extra: Uint8Array): Uint8Array => {
     const [ptr0, len0] = allocU8a(secret);

packages/wasm-crypto/src/packageInfo.ts

@@ -3,4 +3,4 @@
 
 // Auto-generated by @polkadot/dev, do not edit
 
-export const packageInfo = { name: '@polkadot/wasm-crypto', version: '4.1.1' };
+export const packageInfo = { name: '@polkadot/wasm-crypto', version: '4.2.1' };

packages/wasm-crypto/src/rs/sr25519.rs

@@ -7,6 +7,7 @@
 // which was adpated from the initial https://github.com/paritytech/schnorrkel-js/
 // forked at commit eff430ddc3090f56317c80654208b8298ef7ab3f
 
+use curve25519_dalek::scalar::Scalar;
 use schnorrkel::{
 	ExpansionMode, Keypair, MiniSecretKey, PublicKey, SecretKey, Signature,
 	derive::{Derivation, ChainCode, CHAIN_CODE_LENGTH},
@@ -134,13 +135,36 @@ pub fn ext_sr_verify(signature: &[u8], message: &[u8], pubkey: &[u8]) -> bool {
 	}
 }
 
+/// Key agreement between other's public key and self secret key.
+///
+/// * pubkey: UIntArray with 32 element
+/// * secret: UIntArray with 64 element
+///
+/// * returned vector is the generated secret of 32 bytes.
+#[wasm_bindgen]
+pub fn ext_sr_agree(pubkey: &[u8], secret: &[u8]) -> Vec<u8> {
+		// The first 32 bytes holds the canonical private key
+		let mut key = [0u8; 32];
+
+		key.copy_from_slice(
+			&SecretKey::from_ed25519_bytes(secret)
+				.unwrap()
+				.to_bytes()[0..32]
+		);
+
+		(
+			&Scalar::from_canonical_bytes(key).unwrap() *
+			PublicKey::from_bytes(pubkey).unwrap().as_point()
+		).compress().0.to_vec()
+}
+
 #[cfg(test)]
 pub mod tests {
 	extern crate rand;
 	extern crate schnorrkel;
 
-	use hex_literal::hex;
 	use super::*;
+	use hex_literal::hex;
 	use schnorrkel::{SIGNATURE_LENGTH, KEYPAIR_LENGTH, SECRET_KEY_LENGTH};
 
 	fn generate_random_seed() -> Vec<u8> {
@@ -243,4 +267,32 @@ pub mod tests {
 
 		assert_eq!(public, expected);
 	}
+
+	#[test]
+	fn key_agreement() {
+		let self_seed = hex!("98b3d305d5a5eace562387e47e59badd4d77e3f72cabfb10a60f8a197059f0a8");
+		let other_seed = hex!("9732eea001851ff862d949a1699c9971f3a26edbede2ad7922cbbe9a0701f366");
+		let expected = hex!("b03a0b198c34c16f35cae933d88b16341b4cef3e84e851f20e664c6a30527f4e");
+		let self_pair = ext_sr_from_seed(&self_seed);
+		let self_sk = &self_pair[0..SECRET_KEY_LENGTH];
+		let self_pk = &self_pair[SECRET_KEY_LENGTH..KEYPAIR_LENGTH];
+		let other_pair = ext_sr_from_seed(&other_seed);
+		let other_sk = &other_pair[0..SECRET_KEY_LENGTH];
+		let other_pk = &other_pair[SECRET_KEY_LENGTH..KEYPAIR_LENGTH];
+
+		assert_eq!(ext_sr_agree(self_pk, other_sk), expected);
+		assert_eq!(ext_sr_agree(other_pk, self_sk), expected);
+
+		let seed = generate_random_seed();
+		let self_pair = ext_sr_from_seed(seed.as_slice());
+		let self_sk = &self_pair[0..SECRET_KEY_LENGTH];
+		let self_pk = &self_pair[SECRET_KEY_LENGTH..KEYPAIR_LENGTH];
+
+		let seed = generate_random_seed();
+		let other_pair = ext_sr_from_seed(seed.as_slice());
+		let other_sk = &other_pair[0..SECRET_KEY_LENGTH];
+		let other_pk = &other_pair[SECRET_KEY_LENGTH..KEYPAIR_LENGTH];
+
+		assert_eq!(ext_sr_agree(self_pk, other_sk), ext_sr_agree(other_pk, self_sk));
+	}
 }

packages/wasm-crypto/src/types.ts

@@ -32,6 +32,7 @@ export interface WasmCryptoInstance {
   ext_sr_from_seed(a: number, b: number, c: number): void;
   ext_sr_sign(a: number, b: number, c: number, d: number, e: number, f: number, g: number): void;
   ext_sr_verify(a: number, b: number, c: number, d: number, e: number, f: number): number;
+  ext_sr_agree(a: number, b: number, c: number, d: number, e: number): void;
   ext_vrf_sign(a: number, b: number, c: number, d: number, e: number, f: number, g: number, h: number, i: number): void;
   ext_vrf_verify(a: number, b: number, c: number, d: number, e: number, f: number, g: number, h: number, i: number, j: number): number;
 }

packages/wasm-crypto/test/all/bip39.cjs

@@ -1,11 +1,9 @@
 // Copyright 2019-2021 @polkadot/wasm-crypto authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-/* eslint-disable camelcase */
-
 const { assert, u8aToHex } = require('@polkadot/util');
 
-function bip39_generate (wasm) {
+function bip39Generate (wasm) {
   const res = wasm.bip39Generate(21);
 
   console.log('\tPHR', res);
@@ -13,7 +11,7 @@ function bip39_generate (wasm) {
   assert(res.split(' ').length === 21, 'ERROR: Invalid bip39 Phase length');
 }
 
-function bip39_generate_subsequent (wasm) {
+function bip39GenerateSubsequent (wasm) {
   const val1 = wasm.bip39Generate(24);
   const val2 = wasm.bip39Generate(24);
 
@@ -23,7 +21,7 @@ function bip39_generate_subsequent (wasm) {
   assert(val1 !== val2, 'ERROR: Subsequent mnemonics are the same');
 }
 
-function bip39_validate (wasm) {
+function bip39Validate (wasm) {
   const res = wasm.bip39Validate(wasm.bip39Generate(12));
 
   console.log('\tVAL', res);
@@ -31,7 +29,7 @@ function bip39_validate (wasm) {
   assert(res, 'ERROR: Invalid bip39 validation');
 }
 
-function bip39_toEntropy (wasm) {
+function bip39ToEntropy (wasm) {
   const res = u8aToHex(wasm.bip39ToEntropy('legal winner thank year wave sausage worth useful legal winner thank yellow'));
 
   console.log('\tENT', res);
@@ -39,7 +37,7 @@ function bip39_toEntropy (wasm) {
   assert(res === '0x7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f', 'ERROR: Invalid bip39 entropy');
 }
 
-function bip39_toMiniSecret (wasm) {
+function bip39ToMiniSecret (wasm) {
   const res = u8aToHex(wasm.bip39ToMiniSecret('legal winner thank year wave sausage worth useful legal winner thank yellow', 'Substrate'));
 
   console.log('\tMIN', res);
@@ -47,7 +45,7 @@ function bip39_toMiniSecret (wasm) {
   assert(res === '0x4313249608fe8ac10fd5886c92c4579007272cb77c21551ee5b8d60b78041685', 'ERROR: Invalid bip39 mini secret');
 }
 
-function bip39_toSeed (wasm) {
+function bip39ToSeed (wasm) {
   const res = u8aToHex(wasm.bip39ToSeed('seed sock milk update focus rotate barely fade car face mechanic mercy', ''));
 
   console.log('\tSEE', res);
@@ -56,10 +54,10 @@ function bip39_toSeed (wasm) {
 }
 
 module.exports = {
-  bip39_generate,
-  bip39_generate_subsequent,
-  bip39_toEntropy,
-  bip39_toMiniSecret,
-  bip39_toSeed,
-  bip39_validate
+  bip39Generate,
+  bip39GenerateSubsequent,
+  bip39ToEntropy,
+  bip39ToMiniSecret,
+  bip39ToSeed,
+  bip39Validate
 };

packages/wasm-crypto/test/all/ed25519.cjs

@@ -1,8 +1,6 @@
 // Copyright 2019-2021 @polkadot/wasm-crypto authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-/* eslint-disable camelcase */
-
 const crypto = require('crypto');
 const { assert, hexToU8a, stringToU8a, u8aToHex } = require('@polkadot/util');
 
@@ -14,7 +12,7 @@ function randomPair (wasm) {
   return extractKeys(wasm.ed25519KeypairFromSeed(crypto.randomBytes(32)));
 }
 
-function ed25519_pairFromSeed (wasm) {
+function ed25519PairFromSeed (wasm) {
   const [pair, pk, sk] = extractKeys(wasm.ed25519KeypairFromSeed(stringToU8a('12345678901234567890123456789012')));
 
   console.log('\tSEC', u8aToHex(sk));
@@ -23,7 +21,7 @@ function ed25519_pairFromSeed (wasm) {
   assert(u8aToHex(pair) === '0x31323334353637383930313233343536373839303132333435363738393031322f8c6129d816cf51c374bc7f08c3e63ed156cf78aefb4a6550d97b87997977ee', 'ERROR: pairFromSeed() does not match');
 }
 
-function ed25519_signAndVerify (wasm) {
+function ed25519SignAndVerify (wasm) {
   const [, pk, sk] = randomPair(wasm);
   const signature = wasm.ed25519Sign(pk, sk, stringToU8a('this is a message'));
   const isValid = wasm.ed25519Verify(signature, stringToU8a('this is a message'), pk);
@@ -34,7 +32,7 @@ function ed25519_signAndVerify (wasm) {
   assert(isValid, 'ERROR: Unable to verify signature');
 }
 
-function ed25519_verifyExisting (wasm) {
+function ed25519VerifyExisting (wasm) {
   const isValid = wasm.ed25519Verify(hexToU8a('0x90588f3f512496f2dd40571d162e8182860081c74e2085316e7c4396918f07da412ee029978e4dd714057fe973bd9e7d645148bf7b66680d67c93227cde95202'), stringToU8a('this is a message'), hexToU8a('0x2f8c6129d816cf51c374bc7f08c3e63ed156cf78aefb4a6550d97b87997977ee'));
 
   console.log('\tRES', isValid);
@@ -42,7 +40,7 @@ function ed25519_verifyExisting (wasm) {
   assert(isValid, 'ERROR: Unable to verify signature');
 }
 
-function ed25519_benchmark (wasm) {
+function ed25519Benchmark (wasm) {
   const MESSAGE = stringToU8a('this is a message');
 
   for (let i = 0; i < 256; i++) {
@@ -53,8 +51,8 @@ function ed25519_benchmark (wasm) {
 }
 
 module.exports = {
-  ed25519_benchmark,
-  ed25519_pairFromSeed,
-  ed25519_signAndVerify,
-  ed25519_verifyExisting
+  ed25519Benchmark,
+  ed25519PairFromSeed,
+  ed25519SignAndVerify,
+  ed25519VerifyExisting
 };

packages/wasm-crypto/test/all/hashing.cjs

@@ -1,8 +1,6 @@
 // Copyright 2019-2021 @polkadot/wasm-crypto authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-/* eslint-disable camelcase */
-
 const { assert, stringToU8a, u8aToHex } = require('@polkadot/util');
 
 function blake2bHash (wasm) {

packages/wasm-crypto/test/all/sr25519.cjs

@@ -1,8 +1,6 @@
 // Copyright 2019-2021 @polkadot/wasm-crypto authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-/* eslint-disable camelcase */
-
 const crypto = require('crypto');
 const { assert, hexToU8a, stringToU8a, u8aToHex } = require('@polkadot/util');
 
@@ -14,7 +12,7 @@ function randomPair (wasm) {
   return extractKeys(wasm.sr25519KeypairFromSeed(crypto.randomBytes(32)));
 }
 
-function sr25519_pairFromSeed (wasm) {
+function sr25519PairFromSeed (wasm) {
   const pair = wasm.sr25519KeypairFromSeed(stringToU8a('12345678901234567890123456789012'));
 
   console.log('\tSEC', u8aToHex(pair.slice(0, 64)));
@@ -23,7 +21,7 @@ function sr25519_pairFromSeed (wasm) {
   assert(u8aToHex(pair) === '0xf0106660c3dda23f16daa9ac5b811b963077f5bc0af89f85804f0de8e424f050f98d66f39442506ff947fd911f18c7a7a5da639a63e8d3b4e233f74143d951c1741c08a06f41c596608f6774259bd9043304adfa5d3eea62760bd9be97634d63', 'ERROR: pairFromSeed() does not match');
 }
 
-function sr25519_devFromSeed (wasm) {
+function sr25519DevFromSeed (wasm) {
   const pair = wasm.sr25519KeypairFromSeed(hexToU8a('0xfac7959dbfe72f052e5a0c3c8d6530f202b02fd8f9f5ca3580ec8deb7797479e'));
 
   console.log('\tSEC', u8aToHex(pair.slice(0, 64)));
@@ -32,7 +30,7 @@ function sr25519_devFromSeed (wasm) {
   assert(u8aToHex(pair) === '0x28b0ae221c6bb06856b287f60d7ea0d98552ea5a16db16956849aa371db3eb51fd190cce74df356432b410bd64682309d6dedb27c76845daf388557cbac3ca3446ebddef8cd9bb167dc30878d7113b7e168e6f0646beffd77d69d39bad76b47a', 'ERROR: devFromSeed() does not match');
 }
 
-function sr25519_verifyExisting (wasm) {
+function sr25519VerifyExisting (wasm) {
   const PK = hexToU8a('0xd43593c715fdd31c61141abd04a99fd6822c8558854ccde39a5684e7a56da27d');
   const MESSAGE = stringToU8a('I hereby verify that I control 5GrwvaEF5zXb26Fz9rcQpDWS57CtERHpNehXCPcNoHGKutQY');
   const SIGNATURE = hexToU8a('0xb83881d3bd7302981ee1c504fe5b7b394682927131fc0846fd616bb40fa14d02640fd2aca785b4cb57904765c2e4e75f59a7dd30154c209964369912091f6981');
@@ -44,7 +42,7 @@ function sr25519_verifyExisting (wasm) {
   assert(isValid, 'ERROR: Unable to verify signature');
 }
 
-function sr25519_sign_deterministic (wasm) {
+function sr25519SignDeterministic (wasm) {
   const [, pk, sk] = randomPair(wasm);
   const sig1 = u8aToHex(wasm.sr25519Sign(pk, sk, stringToU8a('this is a message')));
   const sig2 = u8aToHex(wasm.sr25519Sign(pk, sk, stringToU8a('this is a message')));
@@ -55,7 +53,7 @@ function sr25519_sign_deterministic (wasm) {
   assert(sig1 !== sig2, 'ERROR: Signatures are deterministic');
 }
 
-function sr25519_signAndVerify (wasm) {
+function sr25519SignAndVerify (wasm) {
   const [, pk, sk] = randomPair(wasm);
   const signature = wasm.sr25519Sign(pk, sk, stringToU8a('this is a message'));
   const isValid = wasm.sr25519Verify(signature, stringToU8a('this is a message'), pk);
@@ -66,7 +64,7 @@ function sr25519_signAndVerify (wasm) {
   assert(isValid, 'ERROR: Unable to verify signature');
 }
 
-function sr25519_deriveHard (wasm) {
+function sr25519DeriveHard (wasm) {
   const [pair] = randomPair(wasm);
   const derived = wasm.sr25519DeriveKeypairHard(pair, hexToU8a('0x0c666f6f00000000000000000000000000000000000000000000000000000000'));
 
@@ -74,7 +72,7 @@ function sr25519_deriveHard (wasm) {
   console.log('\tPUB', u8aToHex(derived.slice(64)));
 }
 
-function sr25519_deriveHardKnown (wasm) {
+function sr25519DeriveHardKnown (wasm) {
   const derived = wasm.sr25519DeriveKeypairHard(hexToU8a('0x28b0ae221c6bb06856b287f60d7ea0d98552ea5a16db16956849aa371db3eb51fd190cce74df356432b410bd64682309d6dedb27c76845daf388557cbac3ca3446ebddef8cd9bb167dc30878d7113b7e168e6f0646beffd77d69d39bad76b47a'), hexToU8a('0x14416c6963650000000000000000000000000000000000000000000000000000'));
   const publicKey = u8aToHex(derived.slice(64));
 
@@ -84,7 +82,7 @@ function sr25519_deriveHardKnown (wasm) {
   assert(publicKey === '0xd43593c715fdd31c61141abd04a99fd6822c8558854ccde39a5684e7a56da27d', 'Unmatched resulting public keys');
 }
 
-function sr25519_deriveSoft (wasm) {
+function sr25519DeriveSoft (wasm) {
   const [pair] = randomPair(wasm);
   const derived = wasm.sr25519DeriveKeypairSoft(pair, hexToU8a('0x0c666f6f00000000000000000000000000000000000000000000000000000000'));
 
@@ -92,7 +90,7 @@ function sr25519_deriveSoft (wasm) {
   console.log('\tPUB', u8aToHex(derived.slice(64)));
 }
 
-function sr25519_deriveSoftKnown (wasm) {
+function sr25519DeriveSoftKnown (wasm) {
   const derived = wasm.sr25519DeriveKeypairSoft(hexToU8a('0x28b0ae221c6bb06856b287f60d7ea0d98552ea5a16db16956849aa371db3eb51fd190cce74df356432b410bd64682309d6dedb27c76845daf388557cbac3ca3446ebddef8cd9bb167dc30878d7113b7e168e6f0646beffd77d69d39bad76b47a'), hexToU8a('0x0c666f6f00000000000000000000000000000000000000000000000000000000'));
   const publicKey = u8aToHex(derived.slice(64));
 
@@ -102,7 +100,7 @@ function sr25519_deriveSoftKnown (wasm) {
   assert(publicKey === '0x40b9675df90efa6069ff623b0fdfcf706cd47ca7452a5056c7ad58194d23440a', 'Unmatched resulting public keys');
 }
 
-function sr25519_deriveSoftPubkey (wasm) {
+function sr25519DeriveSoftPubkey (wasm) {
   const derived = u8aToHex(wasm.sr25519DerivePublicSoft(hexToU8a('0x46ebddef8cd9bb167dc30878d7113b7e168e6f0646beffd77d69d39bad76b47a'), hexToU8a('0x0c666f6f00000000000000000000000000000000000000000000000000000000')));
 
   console.log('\tPUB', derived);
@@ -110,7 +108,24 @@ function sr25519_deriveSoftPubkey (wasm) {
   assert(derived === '0x40b9675df90efa6069ff623b0fdfcf706cd47ca7452a5056c7ad58194d23440a', 'Unmatched resulting public keys');
 }
 
-function sr25519_benchmark (wasm) {
+function sr25519KeyAgreement (wasm) {
+  const pair1 = wasm.sr25519KeypairFromSeed(hexToU8a('0x3b44c558f9a8f3dc9690d53088558c1ba2529b677e316c6054d1852595b004af'));
+  const pair2 = wasm.sr25519KeypairFromSeed(hexToU8a('0x923b80f79c6981fe756272128ec236eb510ae016dd20bdccbd77a9416b7ab94e'));
+  const [, pk1, sk1] = extractKeys(pair1);
+  const [, pk2, sk2] = extractKeys(pair2);
+
+  assert(u8aToHex(wasm.sr25519Agree(pk1, sk2)) === '0xfa7b90001b790fe42ff78b8cd86f6cf7a7c0a70b72f6b4c771b5d67536450222', 'Unmatched agreement keys');
+  assert(u8aToHex(wasm.sr25519Agree(pk2, sk1)) === '0xfa7b90001b790fe42ff78b8cd86f6cf7a7c0a70b72f6b4c771b5d67536450222', 'Unmatched agreement keys');
+
+  for (let i = 0; i < 256; i++) {
+    const [, pk1, sk1] = randomPair(wasm);
+    const [, pk2, sk2] = randomPair(wasm);
+
+    assert(u8aToHex(wasm.sr25519Agree(pk1, sk2)) === u8aToHex(wasm.sr25519Agree(pk2, sk1)), 'Unmatched agreement keys');
+  }
+}
+
+function sr25519Benchmark (wasm) {
   const MESSAGE = stringToU8a('this is a message');
 
   for (let i = 0; i < 256; i++) {
@@ -121,15 +136,16 @@ function sr25519_benchmark (wasm) {
 }
 
 module.exports = {
-  sr25519_benchmark,
-  sr25519_deriveHard,
-  sr25519_deriveHardKnown,
-  sr25519_deriveSoft,
-  sr25519_deriveSoftKnown,
-  sr25519_deriveSoftPubkey,
-  sr25519_devFromSeed,
-  sr25519_pairFromSeed,
-  sr25519_signAndVerify,
-  sr25519_sign_deterministic,
-  sr25519_verifyExisting
+  sr25519Benchmark,
+  sr25519DeriveHard,
+  sr25519DeriveHardKnown,
+  sr25519DeriveSoft,
+  sr25519DeriveSoftKnown,
+  sr25519DeriveSoftPubkey,
+  sr25519DevFromSeed,
+  sr25519KeyAgreement,
+  sr25519PairFromSeed,
+  sr25519SignAndVerify,
+  sr25519SignDeterministic,
+  sr25519VerifyExisting
 };

packages/wasm-crypto/test/all/vrf.cjs

@@ -1,8 +1,6 @@
 // Copyright 2019-2021 @polkadot/wasm-crypto authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-/* eslint-disable camelcase */
-
 const crypto = require('crypto');
 const { assert, stringToU8a, u8aToHex } = require('@polkadot/util');
 
@@ -14,7 +12,7 @@ function randomPair (wasm) {
   return extractKeys(wasm.sr25519KeypairFromSeed(crypto.randomBytes(32)));
 }
 
-function vrf_signAndVerify_compat (wasm) {
+function vrfSignAndVerifyCompat (wasm) {
   const [, pk, sk] = randomPair(wasm);
   const outAndProof = wasm.vrfSign(sk, stringToU8a('my VRF context'), stringToU8a('this is a message'), new Uint8Array());
   const isValid = wasm.vrfVerify(pk, stringToU8a('my VRF context'), stringToU8a('this is a message'), new Uint8Array(), outAndProof);
@@ -25,7 +23,7 @@ function vrf_signAndVerify_compat (wasm) {
   assert(isValid, 'ERROR: Unable to verify VRF output & proof');
 }
 
-function vrf_signAndVerify (wasm) {
+function vrfSignAndVerify (wasm) {
   const [, pk, sk] = randomPair(wasm);
   const outAndProof = wasm.vrfSign(sk, stringToU8a('my VRF context'), stringToU8a('this is a message'), stringToU8a('extra param'));
   const isValid = wasm.vrfVerify(pk, stringToU8a('my VRF context'), stringToU8a('this is a message'), stringToU8a('extra param'), outAndProof);
@@ -36,7 +34,7 @@ function vrf_signAndVerify (wasm) {
   assert(isValid, 'ERROR: Unable to verify VRF extra output & proof');
 }
 
-function vrf_signAndVerify_deterministic (wasm) {
+function vrfSignAndVerifyDeterministic (wasm) {
   const [,, sk] = randomPair(wasm);
   const outAndProof1 = wasm.vrfSign(sk, stringToU8a('my VRF context'), stringToU8a('this is a message'), stringToU8a('extra param'));
   const outAndProof2 = wasm.vrfSign(sk, stringToU8a('my VRF context'), stringToU8a('this is a message'), stringToU8a('extra param'));
@@ -50,7 +48,7 @@ function vrf_signAndVerify_deterministic (wasm) {
 }
 
 module.exports = {
-  vrf_signAndVerify,
-  vrf_signAndVerify_compat,
-  vrf_signAndVerify_deterministic
+  vrfSignAndVerify,
+  vrfSignAndVerifyCompat,
+  vrfSignAndVerifyDeterministic
 };

rollup.config.mjs

@@ -14,13 +14,17 @@ const external = [
 
 const overrides = {
   '@polkadot/wasm-crypto': {
-    entries: ['asmjs', 'wasm'].map((p) => `wasm-crypto-${p}`).map((p) => ({
-      find: `@polkadot/${p}`,
-      replacement: `../../${p}/build`
-    }))
+    entries: ['asmjs', 'wasm'].map((p) => `wasm-crypto-${p}`).reduce((all, p) => ({
+      ...all,
+      [`@polkadot/${p}`]: `../../${p}/build`
+    }), {})
   }
 };
 
 export default pkgs.map((pkg) =>
-  createBundle({ external, pkg, ...(overrides[pkg] || {}) })
+  createBundle({
+    external,
+    pkg,
+    ...(overrides[pkg] || {})
+  })
 );

scripts/build-wasm.sh

@@ -5,8 +5,7 @@
 
 set -e
 
-# also change in install-build-deps
-RUST_VER=nightly-2020-10-25
+source ../scripts/rust-version.sh
 
 WSM=bytes/wasm_bg.wasm
 OPT=bytes/wasm_opt.wasm
@@ -15,17 +14,18 @@ ASM=wasm-crypto-asmjs/build/cjs/data.js
 # build new via wasm-pack
 echo "*** Building Rust sources"
 cd wasm-crypto
-rustup run $RUST_VER xargo build --target wasm32-unknown-unknown --release
-# rustup run $RUST_VER cargo build --target wasm32-unknown-unknown --release -Z build-std=std,panic_abort
+if [ "$RUST_VER" == "stable" ]; then
+  RUSTC_BOOTSTRAP=1 cargo build --target wasm32-unknown-unknown --release -Z build-std=std,panic_abort
+else
+  rustup run $RUST_VER xargo build --target wasm32-unknown-unknown --release
+fi
 cd ..
 
 echo "*** Converting to WASM"
 ../bindgen/wasm-bindgen wasm-crypto/target/wasm32-unknown-unknown/release/wasm.wasm --out-dir bytes --target web
-# wasm-pack build --release --scope polkadot --target web
 
 # optimise
 echo "*** Optimising WASM output"
-# ../../wabt/bin/wasm-strip $WSM
 ../binaryen/bin/wasm-opt $WSM -Os -o $OPT
 
 # convert wasm to base64 structure

scripts/install-build-deps.sh

@@ -5,8 +5,7 @@
 
 set -e
 
-# also change in build-package
-RUST_VER=nightly-2020-10-25
+source ./scripts/rust-version.sh
 
 BINARYEN_REPO=https://github.com/WebAssembly/binaryen
 BINARYEN_VER=version_97
@@ -24,7 +23,10 @@ unamestr=`uname`
 
 # toolchain with rust-src (for panic overrdides) and the right wasm32 toolchain
 rustup toolchain install $RUST_VER -c rust-src -t wasm32-unknown-unknown
-cargo install xargo
+
+if [ "$RUST_VER" != "stable" ]; then
+  cargo install xargo
+fi
 
 if [[ "$unamestr" == 'Linux' ]]; then
   echo "*** Detected Linux"

scripts/pack-wasm-base.cjs

@@ -5,39 +5,20 @@ const fflate = require('fflate/node');
 const fs = require('fs');
 const { formatNumber } = require('@polkadot/util');
 
-// const A_NAME = 'wasm-crypto-asmjs';
 const W_NAME = 'wasm-crypto-wasm';
 
-function hdr (package) {
-  return `// Copyright 2019-2021 @polkadot/${package} authors & contributors
+const data = fs.readFileSync('./bytes/wasm_opt.wasm');
+const compressed = Buffer.from(fflate.zlibSync(data, { level: 9 }));
+
+console.log(`*** Compressed WASM: ${formatNumber(data.length)} -> ${formatNumber(compressed.length)} (${(100 * compressed.length / data.length).toFixed(2)}%)`);
+
+fs.writeFileSync(`./${W_NAME}/build/cjs/bytes.js`, `// Copyright 2019-2021 @polkadot/${W_NAME} authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
 // Generated as part of the build, do not edit
-`;
-}
 
-function getWasmBuffer () {
-  const data = fs.readFileSync('./bytes/wasm_opt.wasm');
-  const compressed = Buffer.from(fflate.zlibSync(data, { level: 9 }));
-
-  console.log(`*** Compressed WASM: ${formatNumber(data.length)} -> ${formatNumber(compressed.length)} (${(100 * compressed.length / data.length).toFixed(2)}%)`);
-
-  return { compressed, sizeUncompressed: data.length };
-}
-
-// fs.writeFileSync(`./${A_NAME}/build/data.js`, `${hdr(A_NAME)}
-// export { asmJsInit } from './data.cjs';
-// `);
-
-// fs.writeFileSync(`./${W_NAME}/build/bytes.js`, `${hdr(W_NAME)}
-// export { bytes, sizeCompressed, sizeUncompressed } from './bytes.cjs';
-// `);
-
-const { compressed, sizeUncompressed } = getWasmBuffer();
-
-fs.writeFileSync(`./${W_NAME}/build/cjs/bytes.js`, `${hdr(W_NAME)}
 const sizeCompressed = ${compressed.length};
-const sizeUncompressed = ${sizeUncompressed};
+const sizeUncompressed = ${data.length};
 const bytes = '${compressed.toString('base64')}';
 
 module.exports = { bytes, sizeCompressed, sizeUncompressed };

scripts/rust-version.sh

@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+# Copyright 2019-2021 @polkadot/wasm authors & contributors
+# This software may be modified and distributed under the terms
+# of the Apache-2.0 license. See the LICENSE file for details.
+
+RUST_VER=nightly-2020-10-25
+# RUST_VER=stable