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miner, rpc: added length check for extra data

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This commit is contained in:
Jeffrey Wilcke
2015-08-07 12:12:05 +02:00
parent 785b3e7a57
commit 132df860d9
2 changed files with 10 additions and 7 deletions
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8
rpc/api/miner.go
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@ -17,12 +17,9 @@
package api
import (
"fmt"
"github.com/ethereum/ethash"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/eth"
"github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/rpc/codec"
"github.com/ethereum/go-ethereum/rpc/shared"
)
@ -126,11 +123,10 @@ func (self *minerApi) SetExtra(req *shared.Request) (interface{}, error) {
return nil, err
}
if uint64(len(args.Data)) > params.MaximumExtraDataSize.Uint64()*2 {
return false, fmt.Errorf("extra datasize can be no longer than %v bytes", params.MaximumExtraDataSize)
if err := self.ethereum.Miner().SetExtra([]byte(args.Data)); err != nil {
return false, err
}
self.ethereum.Miner().SetExtra([]byte(args.Data))
return true, nil
}