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Broken casting.

This commit is contained in:
Gav Wood 2016-01-14 01:27:02 +01:00
parent 5fd5c461b3
commit 46810e961c
1 changed files with 32 additions and 2 deletions
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34
src/hash.rs
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@ -412,8 +412,18 @@ macro_rules! impl_hash {
}
}
impl<'a> From<&'a U256> for H256 {
fn from(value: &'a U256) -> H256 {
impl From<U256> for H256 {
fn from(value: U256) -> H256 {
unsafe {
let mut ret: H256 = ::std::mem::uninitialized();
value.to_bytes(&mut ret);
ret
}
}
}
impl<'_> From<&'_ U256> for H256 {
fn from(value: &'_ U256) -> H256 {
unsafe {
let mut ret: H256 = ::std::mem::uninitialized();
value.to_bytes(&mut ret);
@ -432,6 +442,16 @@ impl From<H256> for Address {
}
}
impl<'_> From<&'_ H256> for Address {
fn from(value: &'_ H256) -> Address {
unsafe {
let mut ret: Address = ::std::mem::uninitialized();
::std::ptr::copy(value.as_ptr().offset(12), ret.as_mut_ptr(), 20);
ret
}
}
}
impl From<Address> for H256 {
fn from(value: Address) -> H256 {
unsafe {
@ -442,6 +462,16 @@ impl From<Address> for H256 {
}
}
impl<'_> From<&'_ Address> for H256 {
fn from(value: &'_ Address) -> H256 {
unsafe {
let mut ret = H256::new();
::std::ptr::copy(value.as_ptr(), ret.as_mut_ptr().offset(12), 20);
ret
}
}
}
pub fn h256_from_hex(s: &str) -> H256 {
use std::str::FromStr;
H256::from_str(s).unwrap()