openethereum/src/transaction.rs

64 lines
1.4 KiB
Rust
Raw Normal View History

2015-12-09 00:45:33 +01:00
use util::hash::*;
use util::bytes::*;
2015-12-09 00:45:33 +01:00
use util::uint::*;
use util::rlp::*;
/// A set of information describing an externally-originating message call
/// or contract creation operation.
2015-12-09 00:45:33 +01:00
pub struct Transaction {
nonce: U256,
gas_price: U256,
gas: U256,
to: Option<Address>,
2015-12-09 00:45:33 +01:00
value: U256,
data: Bytes,
2015-12-09 00:45:33 +01:00
}
impl Transaction {
/// Is this transaction meant to create a contract?
pub fn is_contract_creation(&self) -> bool {
self.to.is_none()
}
2016-01-08 22:04:21 +01:00
/// Is this transaction meant to send a message?
pub fn is_message_call(&self) -> bool {
!self.is_contract_creation()
}
2016-01-08 22:04:21 +01:00
/// Get the hash of this transaction.
pub fn sha3(&self) -> H256 {
unimplemented!();
}
}
2015-12-09 00:45:33 +01:00
impl Encodable for Transaction {
fn encode<E>(&self, encoder: &mut E) where E: Encoder {
encoder.emit_list(| e | {
self.nonce.encode(e);
self.gas_price.encode(e);
self.gas.encode(e);
self.to.encode(e);
2015-12-09 00:45:33 +01:00
self.value.encode(e);
self.data.encode(e);
})
}
}
impl Decodable for Transaction {
fn decode<D>(decoder: &D) -> Result<Self, DecoderError> where D: Decoder {
2015-12-14 12:09:32 +01:00
let d = try!(decoder.as_list());
let transaction = Transaction {
nonce: try!(Decodable::decode(&d[0])),
gas_price: try!(Decodable::decode(&d[1])),
gas: try!(Decodable::decode(&d[2])),
to: try!(Decodable::decode(&d[3])),
2015-12-14 12:09:32 +01:00
value: try!(Decodable::decode(&d[4])),
data: try!(Decodable::decode(&d[5])),
};
Ok(transaction)
2015-12-09 00:45:33 +01:00
}
}