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op-geth
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Merge branch 'rpcfrontier' into develop

This commit is contained in:
obscuren 2015-03-13 16:36:27 +01:00
parent f1fcda4f2f e3b64d70c2
commit b663e8b29a
7 changed files with 201 additions and 119 deletions
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3
eth/backend.go
View File

@ -131,6 +131,7 @@ type Ethereum struct {
Mining bool
DataDir string
version string
}
func New(config *Config) (*Ethereum, error) {
@ -165,6 +166,7 @@ func New(config *Config) (*Ethereum, error) {
logger: servlogger,
accountManager: config.AccountManager,
DataDir: config.DataDir,
version: config.Name, // TODO should separate from Name
}
eth.chainManager = core.NewChainManager(blockDb, stateDb, eth.EventMux())
@ -236,6 +238,7 @@ func (s *Ethereum) IsListening() bool { return true } // Alwa
func (s *Ethereum) PeerCount() int { return s.net.PeerCount() }
func (s *Ethereum) Peers() []*p2p.Peer { return s.net.Peers() }
func (s *Ethereum) MaxPeers() int { return s.net.MaxPeers }
func (s *Ethereum) Version() string { return s.version }
// Start the ethereum
func (s *Ethereum) Start() error {

50
rpc/api.go
View File

@ -176,7 +176,7 @@ func (self *EthereumApi) UninstallFilter(id int, reply *interface{}) error {
return nil
}
func (self *EthereumApi) NewFilterString(args string, reply *interface{}) error {
func (self *EthereumApi) NewFilterString(args *FilterStringArgs, reply *interface{}) error {
var id int
filter := core.NewFilter(self.xeth().Backend())
@ -186,10 +186,14 @@ func (self *EthereumApi) NewFilterString(args string, reply *interface{}) error
self.logs[id].add(&state.StateLog{})
}
if args == "pending" {
switch args.Word {
case "pending":
filter.PendingCallback = callback
} else if args == "chain" {
case "latest":
filter.BlockCallback = callback
default:
return NewValidationError("Word", "Must be `latest` or `pending`")
}
id = self.filterManager.InstallFilter(filter)
@ -477,6 +481,10 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error
return err
}
*reply = toHex(crypto.Sha3(fromHex(args.Data)))
case "web3_clientVersion":
*reply = p.xeth().Backend().Version()
case "net_version":
return NewNotImplementedError(req.Method)
case "net_listening":
*reply = p.xeth().IsListening()
case "net_peerCount":
@ -578,7 +586,7 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error
}
return p.Call(args, reply)
case "eth_flush":
return errNotImplemented
return NewNotImplementedError(req.Method)
case "eth_getBlockByHash":
args := new(GetBlockByHashArgs)
if err := json.Unmarshal(req.Params, &args); err != nil {
@ -618,7 +626,7 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error
return err
}
if args.Index > int64(len(v.Transactions)) || args.Index < 0 {
return NewErrorWithMessage(errDecodeArgs, "Transaction index does not exist")
return NewValidationError("Index", "does not exist")
}
*reply = v.Transactions[args.Index]
case "eth_getTransactionByBlockNumberAndIndex":
@ -632,7 +640,7 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error
return err
}
if args.Index > int64(len(v.Transactions)) || args.Index < 0 {
return NewErrorWithMessage(errDecodeArgs, "Transaction index does not exist")
return NewValidationError("Index", "does not exist")
}
*reply = v.Transactions[args.Index]
case "eth_getUncleByBlockHashAndIndex":
@ -646,7 +654,7 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error
return err
}
if args.Index > int64(len(v.Uncles)) || args.Index < 0 {
return NewErrorWithMessage(errDecodeArgs, "Uncle index does not exist")
return NewValidationError("Index", "does not exist")
}
uncle, err := p.GetBlockByHash(toHex(v.Uncles[args.Index]), false)
@ -665,7 +673,7 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error
return err
}
if args.Index > int64(len(v.Uncles)) || args.Index < 0 {
return NewErrorWithMessage(errDecodeArgs, "Uncle index does not exist")
return NewValidationError("Index", "does not exist")
}
uncle, err := p.GetBlockByHash(toHex(v.Uncles[args.Index]), false)
@ -675,10 +683,8 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error
*reply = uncle
case "eth_getCompilers":
return p.GetCompilers(reply)
case "eth_compileSolidity":
case "eth_compileLLL":
case "eth_compileSerpent":
return errNotImplemented
case "eth_compileSolidity", "eth_compileLLL", "eth_compileSerpent":
return NewNotImplementedError(req.Method)
case "eth_newFilter":
args := new(FilterOptions)
if err := json.Unmarshal(req.Params, &args); err != nil {
@ -690,7 +696,7 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error
if err := json.Unmarshal(req.Params, &args); err != nil {
return err
}
return p.NewFilterString(args.Word, reply)
return p.NewFilterString(args, reply)
case "eth_uninstallFilter":
args := new(FilterIdArgs)
if err := json.Unmarshal(req.Params, &args); err != nil {
@ -715,21 +721,22 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error
return err
}
return p.AllLogs(args, reply)
case "eth_getWork":
case "eth_submitWork":
return errNotImplemented
case "db_put":
case "eth_getWork", "eth_submitWork":
return NewNotImplementedError(req.Method)
case "db_putString":
args := new(DbArgs)
if err := json.Unmarshal(req.Params, &args); err != nil {
return err
}
return p.DbPut(args, reply)
case "db_get":
case "db_getString":
args := new(DbArgs)
if err := json.Unmarshal(req.Params, &args); err != nil {
return err
}
return p.DbGet(args, reply)
case "db_putHex", "db_getHex":
return NewNotImplementedError(req.Method)
case "shh_post":
args := new(WhisperMessageArgs)
if err := json.Unmarshal(req.Params, &args); err != nil {
@ -744,9 +751,8 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error
return err
}
return p.HasWhisperIdentity(args.Identity, reply)
case "shh_newGroup":
case "shh_addToGroup":
return errNotImplemented
case "shh_newGroup", "shh_addToGroup":
return NewNotImplementedError(req.Method)
case "shh_newFilter":
args := new(WhisperFilterArgs)
if err := json.Unmarshal(req.Params, &args); err != nil {
@ -790,7 +796,7 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error
// }
// return p.WatchTx(args, reply)
default:
return NewErrorWithMessage(errNotImplemented, req.Method)
return NewNotImplementedError(req.Method)
}
rpclogger.DebugDetailf("Reply: %T %s", reply, reply)

134
rpc/args.go
View File

@ -11,7 +11,7 @@ import (
func blockNumber(raw json.RawMessage, number *int64) (err error) {
var str string
if err = json.Unmarshal(raw, &str); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
switch str {
@ -34,16 +34,16 @@ func (args *GetBlockByHashArgs) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
if len(obj) < 1 {
return errArguments
return NewInsufficientParamsError(len(obj), 1)
}
argstr, ok := obj[0].(string)
if !ok {
return errDecodeArgs
return NewDecodeParamError("BlockHash not a string")
}
args.BlockHash = argstr
@ -63,11 +63,11 @@ func (args *GetBlockByNumberArgs) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
if len(obj) < 1 {
return errArguments
return NewInsufficientParamsError(len(obj), 1)
}
if v, ok := obj[0].(float64); ok {
@ -117,7 +117,7 @@ type GetStorageArgs struct {
func (args *GetStorageArgs) UnmarshalJSON(b []byte) (err error) {
if err = UnmarshalRawMessages(b, &args.Address, &args.BlockNumber); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
return nil
@ -125,7 +125,7 @@ func (args *GetStorageArgs) UnmarshalJSON(b []byte) (err error) {
func (args *GetStorageArgs) requirements() error {
if len(args.Address) == 0 {
return NewErrorWithMessage(errArguments, "Address cannot be blank")
return NewValidationError("Address", "cannot be blank")
}
return nil
}
@ -139,10 +139,10 @@ type GetStorageAtArgs struct {
func (args *GetStorageAtArgs) UnmarshalJSON(b []byte) (err error) {
var obj []string
if err = UnmarshalRawMessages(b, &obj, &args.BlockNumber); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
if len(obj) < 2 {
return errDecodeArgs
return NewInsufficientParamsError(len(obj), 2)
}
args.Address = obj[0]
@ -153,11 +153,11 @@ func (args *GetStorageAtArgs) UnmarshalJSON(b []byte) (err error) {
func (args *GetStorageAtArgs) requirements() error {
if len(args.Address) == 0 {
return NewErrorWithMessage(errArguments, "Address cannot be blank")
return NewValidationError("Address", "cannot be blank")
}
if len(args.Key) == 0 {
return NewErrorWithMessage(errArguments, "Key cannot be blank")
return NewValidationError("Key", "cannot be blank")
}
return nil
}
@ -169,7 +169,7 @@ type GetTxCountArgs struct {
func (args *GetTxCountArgs) UnmarshalJSON(b []byte) (err error) {
if err = UnmarshalRawMessages(b, &args.Address, &args.BlockNumber); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
return nil
@ -177,7 +177,7 @@ func (args *GetTxCountArgs) UnmarshalJSON(b []byte) (err error) {
func (args *GetTxCountArgs) requirements() error {
if len(args.Address) == 0 {
return NewErrorWithMessage(errArguments, "Address cannot be blank")
return NewValidationError("Address", "cannot be blank")
}
return nil
}
@ -191,16 +191,16 @@ func (args *GetBalanceArgs) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
if len(obj) < 1 {
return errArguments
return NewInsufficientParamsError(len(obj), 1)
}
addstr, ok := obj[0].(string)
if !ok {
return errDecodeArgs
return NewDecodeParamError("Address is not a string")
}
args.Address = addstr
@ -213,7 +213,7 @@ func (args *GetBalanceArgs) UnmarshalJSON(b []byte) (err error) {
}
// if err = UnmarshalRawMessages(b, &args.Address, &args.BlockNumber); err != nil {
// return errDecodeArgs
// return NewDecodeParamError(err.Error())
// }
return nil
@ -221,7 +221,7 @@ func (args *GetBalanceArgs) UnmarshalJSON(b []byte) (err error) {
func (args *GetBalanceArgs) requirements() error {
if len(args.Address) == 0 {
return NewErrorWithMessage(errArguments, "Address cannot be blank")
return NewValidationError("Address", "cannot be blank")
}
return nil
}
@ -233,7 +233,7 @@ type GetDataArgs struct {
func (args *GetDataArgs) UnmarshalJSON(b []byte) (err error) {
if err = UnmarshalRawMessages(b, &args.Address, &args.BlockNumber); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
return nil
@ -241,7 +241,7 @@ func (args *GetDataArgs) UnmarshalJSON(b []byte) (err error) {
func (args *GetDataArgs) requirements() error {
if len(args.Address) == 0 {
return NewErrorWithMessage(errArguments, "Address cannot be blank")
return NewValidationError("Address", "cannot be blank")
}
return nil
}
@ -255,23 +255,23 @@ func (args *BlockNumIndexArgs) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
if len(obj) < 1 {
return errArguments
return NewInsufficientParamsError(len(obj), 1)
}
arg0, ok := obj[0].(string)
if !ok {
return errDecodeArgs
return NewDecodeParamError("BlockNumber is not string")
}
args.BlockNumber = ethutil.Big(arg0).Int64()
if len(obj) > 1 {
arg1, ok := obj[1].(string)
if !ok {
return errDecodeArgs
return NewDecodeParamError("Index not a string")
}
args.Index = ethutil.Big(arg1).Int64()
}
@ -288,23 +288,23 @@ func (args *HashIndexArgs) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
if len(obj) < 1 {
return errArguments
return NewInsufficientParamsError(len(obj), 1)
}
arg0, ok := obj[0].(string)
if !ok {
return errDecodeArgs
return NewDecodeParamError("Hash not a string")
}
args.Hash = arg0
if len(obj) > 1 {
arg1, ok := obj[1].(string)
if !ok {
return errDecodeArgs
return NewDecodeParamError("Index not a string")
}
args.Index = ethutil.Big(arg1).Int64()
}
@ -320,11 +320,11 @@ func (args *Sha3Args) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return NewErrorWithMessage(errDecodeArgs, err.Error())
return NewDecodeParamError(err.Error())
}
if len(obj) < 1 {
return errArguments
return NewInsufficientParamsError(len(obj), 1)
}
args.Data = obj[0].(string)
@ -387,12 +387,13 @@ func (args *FilterOptions) UnmarshalJSON(b []byte) (err error) {
}
if err = json.Unmarshal(b, &obj); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
if len(obj) < 1 {
return errArguments
return NewInsufficientParamsError(len(obj), 1)
}
args.Earliest = int64(ethutil.Big(obj[0].FromBlock).Int64())
args.Latest = int64(ethutil.Big(obj[0].ToBlock).Int64())
args.Max = int(ethutil.Big(obj[0].Limit).Int64())
@ -417,11 +418,11 @@ func (args *DbArgs) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
if len(obj) < 2 {
return errArguments
return NewInsufficientParamsError(len(obj), 2)
}
args.Database = obj[0].(string)
args.Key = obj[1].(string)
@ -435,10 +436,10 @@ func (args *DbArgs) UnmarshalJSON(b []byte) (err error) {
func (a *DbArgs) requirements() error {
if len(a.Database) == 0 {
return NewErrorWithMessage(errArguments, "Database cannot be blank")
return NewValidationError("Database", "cannot be blank")
}
if len(a.Key) == 0 {
return NewErrorWithMessage(errArguments, "Key cannot be blank")
return NewValidationError("Key", "cannot be blank")
}
return nil
}
@ -463,11 +464,11 @@ func (args *WhisperMessageArgs) UnmarshalJSON(b []byte) (err error) {
}
if err = json.Unmarshal(b, &obj); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
if len(obj) < 1 {
return errArguments
return NewInsufficientParamsError(len(obj), 1)
}
args.Payload = obj[0].Payload
args.To = obj[0].To
@ -487,7 +488,7 @@ func (args *CompileArgs) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
if len(obj) > 0 {
@ -502,17 +503,22 @@ type FilterStringArgs struct {
}
func (args *FilterStringArgs) UnmarshalJSON(b []byte) (err error) {
var obj []string
var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
if len(obj) < 1 {
return errDecodeArgs
return NewInsufficientParamsError(len(obj), 1)
}
args.Word = obj[0]
var argstr string
argstr, ok := obj[0].(string)
if !ok {
return NewDecodeParamError("Filter is not a string")
}
args.Word = argstr
return nil
}
@ -525,11 +531,11 @@ func (args *FilterIdArgs) UnmarshalJSON(b []byte) (err error) {
var obj []string
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
if len(obj) < 1 {
return errDecodeArgs
return NewInsufficientParamsError(len(obj), 1)
}
args.Id = int(ethutil.Big(obj[0]).Int64())
@ -545,11 +551,11 @@ func (args *WhisperIdentityArgs) UnmarshalJSON(b []byte) (err error) {
var obj []string
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
if len(obj) < 1 {
return errDecodeArgs
return NewInsufficientParamsError(len(obj), 1)
}
args.Identity = obj[0]
@ -571,11 +577,11 @@ func (args *WhisperFilterArgs) UnmarshalJSON(b []byte) (err error) {
}
if err = json.Unmarshal(b, &obj); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
if len(obj) < 1 {
return errArguments
return NewInsufficientParamsError(len(obj), 1)
}
args.To = obj[0].To
@ -584,3 +590,31 @@ func (args *WhisperFilterArgs) UnmarshalJSON(b []byte) (err error) {
return nil
}
// func (req *RpcRequest) ToRegisterArgs() (string, error) {
// if len(req.Params) < 1 {
// return "", errArguments
// }
// var args string
// err := json.Unmarshal(req.Params, &args)
// if err != nil {
// return "", err
// }
// return args, nil
// }
// func (req *RpcRequest) ToWatchTxArgs() (string, error) {
// if len(req.Params) < 1 {
// return "", errArguments
// }
// var args string
// err := json.Unmarshal(req.Params, &args)
// if err != nil {
// return "", err
// }
// return args, nil
// }

27
rpc/http.go
View File

@ -25,22 +25,39 @@ func JSONRPC(pipe *xeth.XEth, dataDir string) http.Handler {
rpchttplogger.DebugDetailln("Handling request")
if req.ContentLength > maxSizeReqLength {
jsonerr := &RpcErrorObject{-32700, "Error: Request too large"}
jsonerr := &RpcErrorObject{-32700, "Request too large"}
json.Send(w, &RpcErrorResponse{JsonRpc: jsonrpcver, ID: nil, Error: jsonerr})
return
}
reqParsed, reqerr := json.ParseRequestBody(req)
if reqerr != nil {
jsonerr := &RpcErrorObject{-32700, "Error: Could not parse request"}
switch reqerr.(type) {
case nil:
break
case *DecodeParamError, *InsufficientParamsError, *ValidationError:
jsonerr := &RpcErrorObject{-32602, reqerr.Error()}
json.Send(w, &RpcErrorResponse{JsonRpc: jsonrpcver, ID: nil, Error: jsonerr})
return
default:
jsonerr := &RpcErrorObject{-32700, "Could not parse request"}
json.Send(w, &RpcErrorResponse{JsonRpc: jsonrpcver, ID: nil, Error: jsonerr})
return
}
var response interface{}
reserr := api.GetRequestReply(&reqParsed, &response)
if reserr != nil {
rpchttplogger.Warnln(reserr)
switch reserr.(type) {
case nil:
break
case *NotImplementedError:
jsonerr := &RpcErrorObject{-32601, reserr.Error()}
json.Send(w, &RpcErrorResponse{JsonRpc: jsonrpcver, ID: reqParsed.ID, Error: jsonerr})
return
case *DecodeParamError, *InsufficientParamsError, *ValidationError:
jsonerr := &RpcErrorObject{-32602, reserr.Error()}
json.Send(w, &RpcErrorResponse{JsonRpc: jsonrpcver, ID: reqParsed.ID, Error: jsonerr})
return
default:
jsonerr := &RpcErrorObject{-32603, reserr.Error()}
json.Send(w, &RpcErrorResponse{JsonRpc: jsonrpcver, ID: reqParsed.ID, Error: jsonerr})
return

99
rpc/messages.go
View File

@ -18,16 +18,69 @@ package rpc
import (
"encoding/json"
"errors"
"fmt"
)
var (
errArguments = errors.New("Error: Insufficient arguments")
errNotImplemented = errors.New("Error: Method not implemented")
errUnknown = errors.New("Error: Unknown error")
errDecodeArgs = errors.New("Error: Could not decode arguments")
)
type InsufficientParamsError struct {
have int
want int
}
func (e *InsufficientParamsError) Error() string {
return fmt.Sprintf("insufficient params, want %d have %d", e.want, e.have)
}
func NewInsufficientParamsError(have int, want int) *InsufficientParamsError {
return &InsufficientParamsError{
have: have,
want: want,
}
}
type NotImplementedError struct {
Method string
}
func (e *NotImplementedError) Error() string {
return fmt.Sprintf("%s method not implemented", e.Method)
}
func NewNotImplementedError(method string) *NotImplementedError {
return &NotImplementedError{
Method: method,
}
}
type DecodeParamError struct {
err string
}
func (e *DecodeParamError) Error() string {
return fmt.Sprintf("could not decode, %s", e.err)
}
func NewDecodeParamError(errstr string) error {
return &DecodeParamError{
err: errstr,
}
}
type ValidationError struct {
ParamName string
msg string
}
func (e *ValidationError) Error() string {
return fmt.Sprintf("%s not valid, %s", e.ParamName, e.msg)
}
func NewValidationError(param string, msg string) error {
return &ValidationError{
ParamName: param,
msg: msg,
}
}
type RpcRequest struct {
ID interface{} `json:"id"`
@ -53,35 +106,3 @@ type RpcErrorObject struct {
Message string `json:"message"`
// Data interface{} `json:"data"`
}
func NewErrorWithMessage(err error, msg string) error {
return fmt.Errorf("%s: %s", err.Error(), msg)
}
// func (req *RpcRequest) ToRegisterArgs() (string, error) {
// if len(req.Params) < 1 {
// return "", errArguments
// }
// var args string
// err := json.Unmarshal(req.Params, &args)
// if err != nil {
// return "", err
// }
// return args, nil
// }
// func (req *RpcRequest) ToWatchTxArgs() (string, error) {
// if len(req.Params) < 1 {
// return "", errArguments
// }
// var args string
// err := json.Unmarshal(req.Params, &args)
// if err != nil {
// return "", err
// }
// return args, nil
// }

6
rpc/util.go
View File

@ -42,7 +42,7 @@ type JsonWrapper struct{}
func UnmarshalRawMessages(b []byte, iface interface{}, number *int64) (err error) {
var data []json.RawMessage
if err = json.Unmarshal(b, &data); err != nil && len(data) == 0 {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
// Number index determines the index in the array for a possible block number
@ -74,7 +74,7 @@ func UnmarshalRawMessages(b []byte, iface interface{}, number *int64) (err error
fallthrough
default:
if err = json.Unmarshal(data[0], iface); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
numberIndex = 1
}
@ -82,7 +82,7 @@ func UnmarshalRawMessages(b []byte, iface interface{}, number *int64) (err error
// <0 index means out of bound for block number
if numberIndex >= 0 && len(data) > numberIndex {
if err = blockNumber(data[numberIndex], number); err != nil {
return errDecodeArgs
return NewDecodeParamError(err.Error())
}
}

1
xeth/xeth.go
View File

@ -39,6 +39,7 @@ type Backend interface {
IsMining() bool
StartMining() error
StopMining()
Version() string
}
// Frontend should be implemented by users of XEth. Its methods are