From 8653db6df0018d08212493e3a3df4677162bdd8f Mon Sep 17 00:00:00 2001 From: Matthew Wampler-Doty Date: Fri, 27 Feb 2015 15:59:33 -0500 Subject: Introducign MixDigest and SeedHash --- core/types/block.go | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) (limited to 'core/types/block.go') diff --git a/core/types/block.go b/core/types/block.go index d57de1311..f637b5c3b 100644 --- a/core/types/block.go +++ b/core/types/block.go @@ -41,12 +41,16 @@ type Header struct { Extra string // Block Nonce for verification Nonce ethutil.Bytes + // Mix digest for quick checking to prevent DOS + MixDigest ethutil.Bytes + // SeedHash used for light client verification + SeedHash ethutil.Bytes } func (self *Header) rlpData(withNonce bool) []interface{} { fields := []interface{}{self.ParentHash, self.UncleHash, self.Coinbase, self.Root, self.TxHash, self.ReceiptHash, self.Bloom, self.Difficulty, self.Number, self.GasLimit, self.GasUsed, self.Time, self.Extra} if withNonce { - fields = append(fields, self.Nonce) + fields = append(fields, self.Nonce, self.MixDigest, self.SeedHash) } return fields @@ -176,6 +180,8 @@ func (self *Block) RlpDataForStorage() interface{} { // Header accessors (add as you need them) func (self *Block) Number() *big.Int { return self.header.Number } func (self *Block) NumberU64() uint64 { return self.header.Number.Uint64() } +func (self *Block) MixDigest() []byte { return self.header.MixDigest } +func (self *Block) SeedHash() []byte { return self.header.SeedHash } func (self *Block) Nonce() []byte { return self.header.Nonce } func (self *Block) Bloom() []byte { return self.header.Bloom } func (self *Block) Coinbase() []byte { return self.header.Coinbase } @@ -200,7 +206,6 @@ func (self *Block) GetUncle(i int) *Header { // Implement pow.Block func (self *Block) Difficulty() *big.Int { return self.header.Difficulty } -func (self *Block) N() []byte { return self.header.Nonce } func (self *Block) HashNoNonce() []byte { return self.header.HashNoNonce() } func (self *Block) Hash() []byte { -- cgit v1.2.3