func writeCancelRequestMsg(buf *pool.Buffer, processId, secretKey int32) {
buf.StartMessage(0)
buf.WriteInt32(80877102)
buf.WriteInt32(processId)
buf.WriteInt32(secretKey)
buf.FinishMessage()
}
func writeQueryMsg(buf *pool.Buffer, query interface{}, params ...interface{}) error {
buf.StartMessage(queryMsg)
bytes, err := orm.AppendQuery(buf.Bytes, query, params...)
if err != nil {
buf.Reset()
return err
}
buf.Bytes = bytes
buf.WriteByte(0x0)
buf.FinishMessage()
return nil
}
func writeCopyDone(buf *pool.Buffer) {
buf.StartMessage(copyDoneMsg)
buf.FinishMessage()
}
func writeCopyData(buf *pool.Buffer, r io.Reader) (int64, error) {
buf.StartMessage(copyDataMsg)
n, err := buf.ReadFrom(r)
buf.FinishMessage()
return n, err
}
// Writes BIND, EXECUTE and SYNC messages.
func writeBindExecuteMsg(buf *pool.Buffer, name string, params ...interface{}) error {
const paramLenWidth = 4
buf.StartMessage(bindMsg)
buf.WriteString("")
buf.WriteString(name)
buf.WriteInt16(0)
buf.WriteInt16(int16(len(params)))
for _, param := range params {
buf.StartParam()
bytes := types.Append(buf.Bytes, param, false)
if bytes != nil {
buf.Bytes = bytes
buf.FinishParam()
} else {
buf.FinishNullParam()
}
}
buf.WriteInt16(0)
buf.FinishMessage()
buf.StartMessage(executeMsg)
buf.WriteString("")
buf.WriteInt32(0)
buf.FinishMessage()
buf.StartMessage(syncMsg)
buf.FinishMessage()
return nil
}
func writeParseDescribeSyncMsg(buf *pool.Buffer, name, q string) {
buf.StartMessage(parseMsg)
buf.WriteString(name)
buf.WriteString(q)
buf.WriteInt16(0)
buf.FinishMessage()
buf.StartMessage(describeMsg)
buf.WriteByte('S')
buf.WriteString(name)
buf.FinishMessage()
buf.StartMessage(syncMsg)
buf.FinishMessage()
}
func writePasswordMsg(buf *pool.Buffer, password string) {
buf.StartMessage(passwordMessageMsg)
buf.WriteString(password)
buf.FinishMessage()
}
func writeSSLMsg(buf *pool.Buffer) {
buf.StartMessage(0)
buf.WriteInt32(80877103)
buf.FinishMessage()
}
func writeStartupMsg(buf *pool.Buffer, user, database string) {
buf.StartMessage(0)
buf.WriteInt32(196608)
buf.WriteString("user")
buf.WriteString(user)
buf.WriteString("database")
buf.WriteString(database)
buf.WriteString("")
buf.FinishMessage()
}
