Official Go implementation of the Ethereum protocol
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 
go-ethereum/miner/remote_agent.go

81 lines
1.6 KiB

package miner
import (
"github.com/ethereum/ethash"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/types"
)
type RemoteAgent struct {
work *types.Block
currentWork *types.Block
quit chan struct{}
workCh chan *types.Block
returnCh chan<- Work
}
func NewRemoteAgent() *RemoteAgent {
agent := &RemoteAgent{}
go agent.run()
return agent
}
func (a *RemoteAgent) Work() chan<- *types.Block {
return a.workCh
}
func (a *RemoteAgent) SetWorkCh(returnCh chan<- Work) {
a.returnCh = returnCh
}
func (a *RemoteAgent) Start() {
a.quit = make(chan struct{})
a.workCh = make(chan *types.Block, 1)
}
func (a *RemoteAgent) Stop() {
close(a.quit)
close(a.workCh)
}
func (a *RemoteAgent) GetHashRate() int64 { return 0 }
func (a *RemoteAgent) run() {
out:
for {
select {
case <-a.quit:
break out
case work := <-a.workCh:
a.work = work
}
}
}
func (a *RemoteAgent) GetWork() [3]string {
var res [3]string
// XXX Wait here until work != nil ?
if a.work != nil {
res[0] = a.work.HashNoNonce().Hex()
seedHash, _ := ethash.GetSeedHash(a.currentWork.NumberU64())
res[1] = common.Bytes2Hex(seedHash)
res[2] = common.Bytes2Hex(a.work.Difficulty().Bytes())
}
return res
}
func (a *RemoteAgent) SubmitWork(nonce uint64, mixDigest, seedHash common.Hash) bool {
// Return true or false, but does not indicate if the PoW was correct
// Make sure the external miner was working on the right hash
if a.currentWork != nil && a.work != nil && a.currentWork.Hash() == a.work.Hash() {
a.returnCh <- Work{a.currentWork.Number().Uint64(), nonce, mixDigest.Bytes(), seedHash.Bytes()}
return true
}
return false
}