Merge #417: Allow SharedSecret to be created from byte array

apoelstra · apoelstra · commit 330c91b2be1d · 2022-03-11T17:40:06.000Z
463148f bump version to 0.22.1 (Dominik Spicher) 9be8e74 Allow SharedSecret to be created from byte array (Dominik Spicher) Pull request description: This was accidentally removed in 8b2edad. See also the discussion on #402 Closes #416. ACKs for top commit: apoelstra: ACK 463148f Tree-SHA512: 04e16226efa2cf6fd461eabb0c78e5b00f347c78e20c1c7561591ffa74a7259fb3265b49a9d7326caf70e4d5ce32a620485f1bd5538c292654f91eb68c2a57dc
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# 0.22.1 - 2022-03-10
+
+* [Reintroduce](https://github.com/rust-bitcoin/rust-secp256k1/pull/417) accidentally removed possibility to create `SharedSecret` from byte serialization
+
 # 0.22.0 - 2022-03-08
 
 * Disable `bitcoin_hashes/std` by default; [add `bitcoin-hashes-std` feature to re-enable it](https://github.com/rust-bitcoin/rust-secp256k1/pull/410)
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "secp256k1"
-version = "0.22.0"
+version = "0.22.1"
 authors = [ "Dawid Ciężarkiewicz <dpc@ucore.info>",
             "Andrew Poelstra <apoelstra@wpsoftware.net>" ]
 license = "CC0-1.0"
diff --git a/src/ecdh.rs b/src/ecdh.rs
@@ -71,6 +71,11 @@ impl SharedSecret {
     pub fn secret_bytes(&self) -> [u8; SHARED_SECRET_SIZE] {
         self.0
     }
+
+    /// Creates a shared secret from a byte serialization.
+    pub fn from_bytes(bytes: [u8; SHARED_SECRET_SIZE]) -> SharedSecret {
+        SharedSecret(bytes)
+    }
 }
 
 impl Borrow<[u8]> for SharedSecret {

Original file line number	Diff line number	Diff line change
`@@ -71,6 +71,11 @@ impl SharedSecret {`
`71`	`71`	`pub fn secret_bytes(&self) -> [u8; SHARED_SECRET_SIZE] {`
`72`	`72`	`self.0`
`73`	`73`	`}`
	`74`	`+`
	`75`	`+ /// Creates a shared secret from a byte serialization.`
	`76`	`+ pub fn from_bytes(bytes: [u8; SHARED_SECRET_SIZE]) -> SharedSecret {`
	`77`	`+ SharedSecret(bytes)`
	`78`	`+ }`
`74`	`79`	`}`
`75`	`80`
`76`	`81`	`impl Borrow<[u8]> for SharedSecret {`