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authorPéter Szilágyi <peterke@gmail.com>2017-09-14 15:07:31 +0800
committerPéter Szilágyi <peterke@gmail.com>2017-09-14 15:10:46 +0800
commit5bbd7fb390a539a7183bccc5f2b75b4e564ed398 (patch)
tree1c13d07970c559b460e83d686ce71cbb484de2ab /consensus
parent79b11121a7e4beef0d0297894289200b9842c36c (diff)
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consensus, core, params: rebrand Metro to Byzantium
Diffstat (limited to 'consensus')
-rw-r--r--consensus/ethash/consensus.go20
1 files changed, 10 insertions, 10 deletions
diff --git a/consensus/ethash/consensus.go b/consensus/ethash/consensus.go
index b71420445..6a19d449f 100644
--- a/consensus/ethash/consensus.go
+++ b/consensus/ethash/consensus.go
@@ -36,9 +36,9 @@ import (
// Ethash proof-of-work protocol constants.
var (
- frontierBlockReward *big.Int = big.NewInt(5e+18) // Block reward in wei for successfully mining a block
- metropolisBlockReward *big.Int = big.NewInt(3e+18) // Block reward in wei for successfully mining a block upward from Metropolis
- maxUncles = 2 // Maximum number of uncles allowed in a single block
+ frontierBlockReward *big.Int = big.NewInt(5e+18) // Block reward in wei for successfully mining a block
+ byzantiumBlockReward *big.Int = big.NewInt(3e+18) // Block reward in wei for successfully mining a block upward from Byzantium
+ maxUncles = 2 // Maximum number of uncles allowed in a single block
)
// Various error messages to mark blocks invalid. These should be private to
@@ -290,8 +290,8 @@ func (ethash *Ethash) verifyHeader(chain consensus.ChainReader, header, parent *
func CalcDifficulty(config *params.ChainConfig, time uint64, parent *types.Header) *big.Int {
next := new(big.Int).Add(parent.Number, big1)
switch {
- case config.IsMetropolis(next):
- return calcDifficultyMetropolis(time, parent)
+ case config.IsByzantium(next):
+ return calcDifficultyByzantium(time, parent)
case config.IsHomestead(next):
return calcDifficultyHomestead(time, parent)
default:
@@ -310,10 +310,10 @@ var (
big2999999 = big.NewInt(2999999)
)
-// calcDifficultyMetropolis is the difficulty adjustment algorithm. It returns
+// calcDifficultyByzantium is the difficulty adjustment algorithm. It returns
// the difficulty that a new block should have when created at time given the
-// parent block's time and difficulty. The calculation uses the Metropolis rules.
-func calcDifficultyMetropolis(time uint64, parent *types.Header) *big.Int {
+// parent block's time and difficulty. The calculation uses the Byzantium rules.
+func calcDifficultyByzantium(time uint64, parent *types.Header) *big.Int {
// https://github.com/ethereum/EIPs/issues/100.
// algorithm:
// diff = (parent_diff +
@@ -530,8 +530,8 @@ var (
func AccumulateRewards(config *params.ChainConfig, state *state.StateDB, header *types.Header, uncles []*types.Header) {
// Select the correct block reward based on chain progression
blockReward := frontierBlockReward
- if config.IsMetropolis(header.Number) {
- blockReward = metropolisBlockReward
+ if config.IsByzantium(header.Number) {
+ blockReward = byzantiumBlockReward
}
// Accumulate the rewards for the miner and any included uncles
reward := new(big.Int).Set(blockReward)