q3rcon/request.go

36 lines
597 B
Go

package q3rcon
import (
"bytes"
"errors"
"fmt"
)
const (
bufSz = 1024
requestHeader = "\xff\xff\xff\xffrcon"
)
type request struct {
password string
buf *bytes.Buffer
}
func newRequest(password string) request {
return request{
password: password,
buf: bytes.NewBuffer(make([]byte, 0, bufSz)),
}
}
func (r request) encode(cmd string) ([]byte, error) {
if cmd == "" {
return nil, errors.New("command cannot be empty")
}
r.buf.Reset()
r.buf.WriteString(requestHeader)
r.buf.WriteString(fmt.Sprintf(" %s %s", r.password, cmd))
return r.buf.Bytes(), nil
}