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rust-secp256k1-unsafe-fast
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Add ZERO_KEY and ONE_KEY constants 

Turns out you cannot initialize constant SecretKeys in any way; these
two constants should cover most sane use cases (other good choices
are the SECG generator and the Alpha CT generator, but these will
wait for a major CT-supporting upgrade, unless demand for them appears.)
This commit is contained in:
Andrew Poelstra 2016-08-07 21:33:38 +00:00
parent fe811b37b2
commit 9e3b93d572
2 changed files with 14 additions and 1 deletions
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2
Cargo.toml
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@ -1,7 +1,7 @@
[package]
name = "secp256k1"
version = "0.5.4"
version = "0.5.5"
authors = [ "Dawid Ciężarkiewicz <dpc@ucore.info>",
"Andrew Poelstra <apoelstra@wpsoftware.net>" ]
license = "CC0-1.0"

13
src/key.rs
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@ -33,11 +33,24 @@ impl_array_newtype!(SecretKey, u8, constants::SECRET_KEY_SIZE);
impl_pretty_debug!(SecretKey);
/// The number 1 encoded as a secret key
/// Deprecated; `static` is not what I want; use `ONE_KEY` instead
pub static ONE: SecretKey = SecretKey([0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 1]);
/// The number 0 encoded as a secret key
pub const ZERO_KEY: SecretKey = SecretKey([0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0]);
/// The number 1 encoded as a secret key
pub const ONE_KEY: SecretKey = SecretKey([0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 1]);
/// A Secp256k1 public key, used for verification of signatures
#[derive(Copy, Clone, PartialEq, Eq, Debug, Hash)]
pub struct PublicKey(ffi::PublicKey);