feat: age

__crypto/curve25519/Cargo.lock

@@ -1,5 +1,13 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "bech32"
+version = "0.9.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d86b93f97252c47b41663388e6d155714a9d0c398b99f1005cbc5f978b29f445"
+
 [[package]]
 name = "block-buffer"
 version = "0.9.0"
@@ -37,6 +45,7 @@ checksum = "8aebca1129a03dc6dc2b127edd729435bbc4a37e1d5f4d7513165089ceb02634"
 name = "curve25519"
 version = "0.1.0"
 dependencies = [
+ "bech32",
  "curve25519-dalek",
  "ed25519-dalek",
  "hex",

__crypto/curve25519/Cargo.toml

@@ -12,3 +12,4 @@ rand = "0.7.3"
 x25519-dalek = "1.1.0"
 ed25519-dalek = "1.0.1"
 curve25519-dalek = "3.0.0"
+bech32 = "0.9.1"

__crypto/curve25519/src/main.rs

@@ -1,4 +1,5 @@
 use std::convert::TryInto;
+use bech32::{ToBase32, Variant};
 
 use ed25519_dalek::{Keypair, Signer, Verifier};
 use rand::rngs::OsRng;
@@ -37,6 +38,13 @@ fn main() {
     let public_key_bytes: [u8; 32] = public_key_bytes.try_into().unwrap();
     let public_key_card = PublicKey::from(public_key_bytes);
     println!("Public key card: {}", hex::encode(public_key_card.as_bytes()));
+    let age_addr = bech32::encode(
+        "age",
+        public_key_card.as_bytes().to_base32(),
+        Variant::Bech32,
+    ).unwrap();
+    println!("Public key card as age address: {}", age_addr);
+
     let new_secret = EphemeralSecret::new(OsRng);
     let new_public = PublicKey::from(&new_secret);
     println!("New public key: {}", hex::encode(new_public.as_bytes()));