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address to and from h256

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This commit is contained in:
debris 2015-12-24 00:31:43 +01:00
parent 9220e0c49f
commit 88debb2190
1 changed files with 28 additions and 0 deletions
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28
src/hash.rs
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@ -320,6 +320,26 @@ impl<'a> From<&'a U256> for H256 {
} }
} }
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 {
let mut ret = H256::new();
::std::ptr::copy(value.as_ptr(), ret.as_mut_ptr().offset(12), 20);
ret
}
}
}
impl_hash!(H32, 4); impl_hash!(H32, 4);
impl_hash!(H64, 8); impl_hash!(H64, 8);
impl_hash!(H128, 16); impl_hash!(H128, 16);
@ -382,5 +402,13 @@ mod tests {
assert!(my_bloom.contains_bloom(&address.sha3())); assert!(my_bloom.contains_bloom(&address.sha3()));
assert!(my_bloom.contains_bloom(&topic.sha3())); assert!(my_bloom.contains_bloom(&topic.sha3()));
} }
#[test]
fn from_and_to_address() {
let address = Address::from_str("ef2d6d194084c2de36e0dabfce45d046b37d1106").unwrap();
let h = H256::from(address.clone());
let a = Address::from(h);
assert_eq!(address, a);
}
} }