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package types
import (
"bufio"
"encoding/binary"
"io"
"github.com/gogo/protobuf/proto"
wire "github.com/tendermint/go-wire"
)
const (
maxMsgSize = 104857600 // 100MB
)
// WriteMessage writes a varint length-delimited protobuf message.
func WriteMessage(msg proto.Message, w io.Writer) error {
bz, err := proto.Marshal(msg)
if err != nil {
return err
}
return wire.EncodeByteSlice(w, bz)
}
// ReadMessage reads a varint length-delimited protobuf message.
func ReadMessage(r io.Reader, msg proto.Message) error {
return readProtoMsg(r, msg, maxMsgSize)
}
func readProtoMsg(r io.Reader, msg proto.Message, maxSize int) error {
// binary.ReadVarint takes an io.ByteReader, eg. a bufio.Reader
reader, ok := r.(*bufio.Reader)
if !ok {
reader = bufio.NewReader(r)
}
length64, err := binary.ReadVarint(reader)
if err != nil {
return err
}
length := int(length64)
if length < 0 || length > maxSize {
return io.ErrShortBuffer
}
buf := make([]byte, length)
if _, err := io.ReadFull(reader, buf); err != nil {
return err
}
return proto.Unmarshal(buf, msg)
}
//----------------------------------------
func ToRequestEcho(message string) *Request {
return &Request{
Value: &Request_Echo{&RequestEcho{message}},
}
}
func ToRequestFlush() *Request {
return &Request{
Value: &Request_Flush{&RequestFlush{}},
}
}
func ToRequestInfo(req RequestInfo) *Request {
return &Request{
Value: &Request_Info{&req},
}
}
func ToRequestSetOption(req RequestSetOption) *Request {
return &Request{
Value: &Request_SetOption{&req},
}
}
func ToRequestDeliverTx(tx []byte) *Request {
return &Request{
Value: &Request_DeliverTx{&RequestDeliverTx{tx}},
}
}
func ToRequestCheckTx(tx []byte) *Request {
return &Request{
Value: &Request_CheckTx{&RequestCheckTx{tx}},
}
}
func ToRequestCommit() *Request {
return &Request{
Value: &Request_Commit{&RequestCommit{}},
}
}
func ToRequestQuery(req RequestQuery) *Request {
return &Request{
Value: &Request_Query{&req},
}
}
func ToRequestInitChain(req RequestInitChain) *Request {
return &Request{
Value: &Request_InitChain{&req},
}
}
func ToRequestBeginBlock(req RequestBeginBlock) *Request {
return &Request{
Value: &Request_BeginBlock{&req},
}
}
func ToRequestEndBlock(req RequestEndBlock) *Request {
return &Request{
Value: &Request_EndBlock{&req},
}
}
//----------------------------------------
func ToResponseException(errStr string) *Response {
return &Response{
Value: &Response_Exception{&ResponseException{errStr}},
}
}
func ToResponseEcho(message string) *Response {
return &Response{
Value: &Response_Echo{&ResponseEcho{message}},
}
}
func ToResponseFlush() *Response {
return &Response{
Value: &Response_Flush{&ResponseFlush{}},
}
}
func ToResponseInfo(res ResponseInfo) *Response {
return &Response{
Value: &Response_Info{&res},
}
}
func ToResponseSetOption(res ResponseSetOption) *Response {
return &Response{
Value: &Response_SetOption{&res},
}
}
func ToResponseDeliverTx(res ResponseDeliverTx) *Response {
return &Response{
Value: &Response_DeliverTx{&res},
}
}
func ToResponseCheckTx(res ResponseCheckTx) *Response {
return &Response{
Value: &Response_CheckTx{&res},
}
}
func ToResponseCommit(res ResponseCommit) *Response {
return &Response{
Value: &Response_Commit{&res},
}
}
func ToResponseQuery(res ResponseQuery) *Response {
return &Response{
Value: &Response_Query{&res},
}
}
func ToResponseInitChain(res ResponseInitChain) *Response {
return &Response{
Value: &Response_InitChain{&res},
}
}
func ToResponseBeginBlock(res ResponseBeginBlock) *Response {
return &Response{
Value: &Response_BeginBlock{&res},
}
}
func ToResponseEndBlock(res ResponseEndBlock) *Response {
return &Response{
Value: &Response_EndBlock{&res},
}
}