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rust-secp256k1-unsafe-fast
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Implement Hash for PublicKey.

This commit is contained in:
Dawid Ciężarkiewicz 2016-01-05 21:01:40 -08:00
parent cfde1f9925
commit 6686c213dd
2 changed files with 10 additions and 1 deletions
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8
src/ffi.rs
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@ -17,6 +17,8 @@
//! Direct bindings to the underlying C library functions. These should //! Direct bindings to the underlying C library functions. These should
//! not be needed for most users. //! not be needed for most users.
use std::mem; use std::mem;
use std::hash;
use libc::{c_int, c_uchar, c_uint, c_void, size_t}; use libc::{c_int, c_uchar, c_uint, c_void, size_t};
/// Flag for context to enable no precomputation /// Flag for context to enable no precomputation
@ -65,6 +67,12 @@ impl PublicKey {
pub unsafe fn blank() -> PublicKey { mem::uninitialized() } pub unsafe fn blank() -> PublicKey { mem::uninitialized() }
} }
impl hash::Hash for PublicKey {
fn hash<H: hash::Hasher>(&self, state: &mut H) {
state.write(&self.0)
}
}
/// Library-internal representation of a Secp256k1 signature /// Library-internal representation of a Secp256k1 signature
#[repr(C)] #[repr(C)]
pub struct Signature([c_uchar; 64]); pub struct Signature([c_uchar; 64]);

3
src/key.rs
View File

@ -39,9 +39,10 @@ pub static ONE: SecretKey = SecretKey([0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 1]); 0, 0, 0, 0, 0, 0, 0, 1]);
/// A Secp256k1 public key, used for verification of signatures /// A Secp256k1 public key, used for verification of signatures
#[derive(Copy, Clone, PartialEq, Eq, Debug)] #[derive(Copy, Clone, PartialEq, Eq, Debug, Hash)]
pub struct PublicKey(ffi::PublicKey); pub struct PublicKey(ffi::PublicKey);
fn random_32_bytes<R: Rng>(rng: &mut R) -> [u8; 32] { fn random_32_bytes<R: Rng>(rng: &mut R) -> [u8; 32] {
let mut ret = [0u8; 32]; let mut ret = [0u8; 32];
rng.fill_bytes(&mut ret); rng.fill_bytes(&mut ret);