From de9f79133faa1ff5dcd16fb4fd13d06b7799ded9 Mon Sep 17 00:00:00 2001
From: Matthew Wampler-Doty <matthew.wampler.doty@gmail.com>
Date: Sat, 28 Feb 2015 14:58:37 -0500
Subject: Introducing ethash

---
 pow/block.go | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

(limited to 'pow/block.go')

diff --git a/pow/block.go b/pow/block.go
index 129f96fd3..eb07bc86e 100644
--- a/pow/block.go
+++ b/pow/block.go
@@ -1,12 +1,20 @@
 package pow
 
-import "math/big"
+import (
+	"github.com/ethereum/go-ethereum/core/types"
+	"math/big"
+)
 
 type Block interface {
 	Difficulty() *big.Int
 	HashNoNonce() []byte
 	Nonce() []byte
-	Number() *big.Int
 	MixDigest() []byte
 	SeedHash() []byte
+	NumberU64() uint64
+}
+
+type ChainManager interface {
+	GetBlockByNumber(uint64) *types.Block
+	CurrentBlock() *types.Block
 }
-- 
cgit