EIPs 155, 160, 161 (#2976)

* The front-end for each hard-fork, also EIP-160.

* Address EIP161 a/c

* Include EIP-161b

* EIP-161 part d.

* Fix test build.

* Fix one test, add another.

* Fix use of bloom & renaming.

* Initial groundwork for EIP-155

* Fix minor bug.

* Fix all tests finally.

* Rest of EIP-155.

* Add tests for EIP-155 algorithm.

Update transaction tests validation.

* Minor reformat.

* Address grumbles.

* Remove unused code.

* Fix SUICIDE gas mechanism and add consensus tests.

* Remove commented code.

* Set Frontier hardfork block number

* Fix warning.

* Transaction tests,

json/src/spec/ethash.rs

@@ -70,6 +70,21 @@ pub struct EthashParams {
 	/// See main EthashParams docs.
 	#[serde(rename="eip150Transition")]
 	pub eip150_transition: Option<Uint>,
+
+	/// See main EthashParams docs.
+	#[serde(rename="eip155Transition")]
+	pub eip155_transition: Option<Uint>,
+
+	/// See main EthashParams docs.
+	#[serde(rename="eip160Transition")]
+	pub eip160_transition: Option<Uint>,
+
+	/// See main EthashParams docs.
+	#[serde(rename="eip161abcTransition")]
+	pub eip161abc_transition: Option<Uint>,
+	/// See main EthashParams docs.
+	#[serde(rename="eip161dTransition")]
+	pub eip161d_transition: Option<Uint>,
 }
 
 /// Ethash engine deserialization.
@@ -122,7 +137,11 @@ mod tests {
 				"difficultyHardforkTransition": "0x59d9",
 				"difficultyHardforkBoundDivisor": "0x0200",
 				"bombDefuseTransition": "0x42",
-				"eip150Transition": "0x42"
+				"eip150Transition": "0x42",
+				"eip155Transition": "0x42",
+				"eip160Transition": "0x42",
+				"eip161abcTransition": "0x42",
+				"eip161dTransition": "0x42"
 			}
 		}"#;
 

json/src/spec/params.rs

@@ -28,15 +28,17 @@ pub struct Params {
 	/// Maximum size of extra data.
 	#[serde(rename="maximumExtraDataSize")]
 	pub maximum_extra_data_size: Uint,
+	/// Minimum gas limit.
+	#[serde(rename="minGasLimit")]
+	pub min_gas_limit: Uint,
+
 	/// Network id.
 	#[serde(rename="networkID")]
 	pub network_id: Uint,
 	/// Name of the main ("eth") subprotocol.
 	#[serde(rename="subprotocolName")]
 	pub subprotocol_name: Option<String>,
-	/// Minimum gas limit.
-	#[serde(rename="minGasLimit")]
-	pub min_gas_limit: Uint,
+
 	/// Option fork block number to check.
 	#[serde(rename="forkBlock")]
 	pub fork_block: Option<Uint>,