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hash for uint

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This commit is contained in:
debris 2015-12-11 14:40:28 +01:00
parent 03a3ebff3f
commit 16cadf1a64
1 changed files with 8 additions and 0 deletions
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8
src/uint.rs
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@ -25,6 +25,7 @@ use std::fmt;
use std::cmp::*; use std::cmp::*;
use std::ops::*; use std::ops::*;
use std::str::FromStr; use std::str::FromStr;
use std::hash::{Hash, Hasher};
use rustc_serialize::hex::{FromHex, FromHexError}; use rustc_serialize::hex::{FromHex, FromHexError};
macro_rules! impl_map_from { macro_rules! impl_map_from {
@ -350,6 +351,13 @@ macro_rules! construct_uint {
Ok(()) Ok(())
} }
} }
impl Hash for $name {
fn hash<H>(&self, state: &mut H) where H: Hasher {
unsafe { state.write(::std::slice::from_raw_parts(self.0.as_ptr() as *mut u8, self.0.len() * 8)); }
state.finish();
}
}
); );
} }