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rust-secp256k1-unsafe-fast
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Add example to SharedSecret 

Currently the rustdoc on `SharedSecret` is wildly incorrect (possibly a
cut'n'pasta error).

Fix the rustdoc for `SharedSecret` and add an examples section to assist
testing the public API.

Fixes: 249
This commit is contained in:
Tobin Harding 2022-02-04 11:52:38 +11:00
parent 7a3736a0f9
commit b3503ba148
1 changed files with 17 additions and 1 deletions
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18
src/ecdh.rs
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@ -23,7 +23,23 @@ use key::{SecretKey, PublicKey};
use ffi::{self, CPtr};
use secp256k1_sys::types::{c_int, c_uchar, c_void};
/// A tag used for recovering the public key from a compact signature
/// Enables two parties to create a shared secret without revealing their own secrets.
///
/// # Examples
///
/// ```
/// # #[cfg(all(feature="rand-std", any(feature = "alloc", feature = "std")))] {
/// # use secp256k1::Secp256k1;
/// # use secp256k1::ecdh::SharedSecret;
/// # use secp256k1::rand::thread_rng;
/// let s = Secp256k1::new();
/// let (sk1, pk1) = s.generate_keypair(&mut thread_rng());
/// let (sk2, pk2) = s.generate_keypair(&mut thread_rng());
/// let sec1 = SharedSecret::new(&pk1, &sk2);
/// let sec2 = SharedSecret::new(&pk2, &sk1);
/// assert_eq!(sec1, sec2);
/// # }
// ```
#[derive(Copy, Clone)]
pub struct SharedSecret {
data: [u8; 256],