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| author | zelig <viktor.tron@gmail.com> | 2015-03-16 23:50:29 +0800 |
|---|---|---|
| committer | zelig <viktor.tron@gmail.com> | 2015-03-16 23:50:29 +0800 |
| commit | b3e133dd159749a625c4b0245af293607ba12c8c (patch) | |
| tree | 9ba8e8c4afe9168f5bc83219d402efb00387d616 /pow/dagger/dagger.go | |
| parent | 8139d444f8d8163251d1c96ef8034d186825ce32 (diff) | |
| parent | 73af0302bed5076260ac935e452064aee423934d (diff) | |
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Merge branch 'frontier/js' into frontier/nodeadmin.js
Diffstat (limited to 'pow/dagger/dagger.go')
| -rw-r--r-- | pow/dagger/dagger.go | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/pow/dagger/dagger.go b/pow/dagger/dagger.go index 3da7683d5..f2d65e8ef 100644 --- a/pow/dagger/dagger.go +++ b/pow/dagger/dagger.go @@ -7,7 +7,7 @@ import ( "time" "github.com/ethereum/go-ethereum/crypto/sha3" - "github.com/ethereum/go-ethereum/ethutil" + "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/logger" ) @@ -50,7 +50,7 @@ func (dag *Dagger) Search(hash, diff *big.Int) ([]byte, []byte, []byte) { dag.hash = hash - obj := ethutil.BigPow(2, 256) + obj := common.BigPow(2, 256) obj = obj.Div(obj, diff) Found = false @@ -75,7 +75,7 @@ func (dag *Dagger) Search(hash, diff *big.Int) ([]byte, []byte, []byte) { func (dag *Dagger) Verify(hash, diff, nonce *big.Int) bool { dag.hash = hash - obj := ethutil.BigPow(2, 256) + obj := common.BigPow(2, 256) obj = obj.Div(obj, diff) return dag.Eval(nonce).Cmp(obj) < 0 @@ -85,7 +85,7 @@ func DaggerVerify(hash, diff, nonce *big.Int) bool { dagger := &Dagger{} dagger.hash = hash - obj := ethutil.BigPow(2, 256) + obj := common.BigPow(2, 256) obj = obj.Div(obj, diff) return dagger.Eval(nonce).Cmp(obj) < 0 @@ -133,7 +133,7 @@ func Sum(sha hash.Hash) []byte { } func (dag *Dagger) Eval(N *big.Int) *big.Int { - pow := ethutil.BigPow(2, 26) + pow := common.BigPow(2, 26) dag.xn = pow.Div(N, pow) sha := sha3.NewKeccak256() |