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package binutil
import (
"encoding/binary"
"io"
"reflect"
)
type Writer struct {
W io.Writer
Offset uint32 //FIXME: int64?
Err error
}
func (w *Writer) WriteLE(v interface{}) {
if w.Err != nil {
return
}
w.Err = binary.Write(w.W, binary.LittleEndian, v)
if w.Err != nil {
return
}
w.Offset += uint32(reflect.TypeOf(v).Size())
}
func (w *Writer) WriteFromSized(r SizedReader) {
if w.Err != nil {
return
}
var n int64
n, w.Err = io.CopyN(w.W, r, r.Size())
w.Offset += uint32(n)
}
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