diff options
Diffstat (limited to 'dagger.go')
| -rw-r--r-- | dagger.go | 46 |
1 files changed, 14 insertions, 32 deletions
@@ -2,7 +2,6 @@ package main import ( "math/big" - "fmt" "math/rand" "time" "github.com/obscuren/sha3" @@ -26,8 +25,6 @@ func (dag *Dagger) Find(obj *big.Int, resChan chan int64) { resChan <- rnd // Notify other threads we've found a valid nonce Found = true - } else { - fmt.Printf(".") } // Break out if found @@ -37,17 +34,15 @@ func (dag *Dagger) Find(obj *big.Int, resChan chan int64) { resChan <- 0 } -func (dag *Dagger) Search(diff *big.Int) *big.Int { +func (dag *Dagger) Search(hash, diff *big.Int) *big.Int { // TODO fix multi threading. Somehow it results in the wrong nonce amountOfRoutines := 1 - dag.hash = big.NewInt(0) + dag.hash = hash obj := BigPow(2, 256) obj = obj.Div(obj, diff) - fmt.Println("diff", diff, "< objective", obj) - Found = false resChan := make(chan int64, 3) var res int64 @@ -64,8 +59,6 @@ func (dag *Dagger) Search(diff *big.Int) *big.Int { } } - fmt.Println("\n") - return big.NewInt(res) } @@ -128,32 +121,21 @@ func (dag *Dagger) Eval(N *big.Int) *big.Int { sha.Reset() ret := new(big.Int) - //doneChan := make(chan bool, 3) - for k := 0; k < 4; k++ { - //go func(_k int) { - _k := k - d := sha3.NewKeccak224() - b := new(big.Int) - - d.Reset() - d.Write(dag.hash.Bytes()) - d.Write(dag.xn.Bytes()) - d.Write(N.Bytes()) - d.Write(big.NewInt(int64(_k)).Bytes()) - - b.SetBytes(Sum(d)) - pk := (b.Uint64() & 0x1ffffff) - - sha.Write(dag.Node(9, pk).Bytes()) - //doneChan <- true - //}(k) - } + d := sha3.NewKeccak224() + b := new(big.Int) - //for k := 0; k < 4; k++ { - // <- doneChan - //} + d.Reset() + d.Write(dag.hash.Bytes()) + d.Write(dag.xn.Bytes()) + d.Write(N.Bytes()) + d.Write(big.NewInt(int64(k)).Bytes()) + b.SetBytes(Sum(d)) + pk := (b.Uint64() & 0x1ffffff) + + sha.Write(dag.Node(9, pk).Bytes()) + } return ret.SetBytes(Sum(sha)) } |