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| author | Felix Lange <fjl@twurst.com> | 2015-03-17 19:01:21 +0800 |
|---|---|---|
| committer | Felix Lange <fjl@twurst.com> | 2015-03-17 19:01:21 +0800 |
| commit | 65eee2006d649b2b4f4fef9332d339444bb479b1 (patch) | |
| tree | 6baefffe937ba9fcdbf5f4556d1927b8a51f5feb | |
| parent | 27f7aa01639696f4afa4233e0a301afafdd7b950 (diff) | |
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pow/ezp: use common.Hash
| -rw-r--r-- | pow/ezp/pow.go | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/pow/ezp/pow.go b/pow/ezp/pow.go index 7eba95784..bd2927fe8 100644 --- a/pow/ezp/pow.go +++ b/pow/ezp/pow.go @@ -6,8 +6,8 @@ import ( "math/rand" "time" - "github.com/ethereum/go-ethereum/crypto/sha3" "github.com/ethereum/go-ethereum/common" + "github.com/ethereum/go-ethereum/crypto/sha3" "github.com/ethereum/go-ethereum/logger" "github.com/ethereum/go-ethereum/pow" ) @@ -83,17 +83,14 @@ func (pow *EasyPow) Verify(block pow.Block) bool { return Verify(block) } -func verify(hash []byte, diff *big.Int, nonce uint64) bool { +func verify(hash common.Hash, diff *big.Int, nonce uint64) bool { sha := sha3.NewKeccak256() - n := make([]byte, 8) binary.PutUvarint(n, nonce) - d := append(hash, n...) - sha.Write(d) - + sha.Write(n) + sha.Write(hash[:]) verification := new(big.Int).Div(common.BigPow(2, 256), diff) res := common.BigD(sha.Sum(nil)) - return res.Cmp(verification) <= 0 } |