xeth/config.go


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package xeth

import "github.com/ethereum/go-ethereum/ethutil"

var cnfCtr = ethutil.Hex2Bytes("661005d2720d855f1d9976f88bb10c1a3398c77f")

type Config struct {
    pipe *XEth
}

func (self *Config) Get(name string) *Object {
    configCtrl := self.pipe.World().safeGet(cnfCtr)
    var addr []byte

    switch name {
    case "NameReg":
        addr = []byte{0}
    case "DnsReg":
        objectAddr := configCtrl.GetStorage(ethutil.BigD([]byte{0}))
        domainAddr := (&Object{self.pipe.World().safeGet(objectAddr.Bytes())}).StorageString("DnsReg").Bytes()
        return &Object{self.pipe.World().safeGet(domainAddr)}
    case "MergeMining":
        addr = []byte{4}
    default:
        addr = ethutil.RightPadBytes([]byte(name), 32)
    }

    objectAddr := configCtrl.GetStorage(ethutil.BigD(addr))

    return &Object{self.pipe.World().safeGet(objectAddr.Bytes())}
}

func (self *Config) Exist() bool {
    return self.pipe.World().Get(cnfCtr) != nil
}