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38 lines
681 B
38 lines
681 B
package binary
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import "io"
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type Binary interface {
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WriteTo(w io.Writer) (int64, error)
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}
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func WriteBinary(w io.Writer, b Binary, n *int64, err *error) {
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if *err != nil {
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return
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}
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n_, err_ := b.WriteTo(w)
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*n += int64(n_)
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*err = err_
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}
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// Write all of bz to w
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// Increment n and set err accordingly.
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func WriteTo(w io.Writer, bz []byte, n *int64, err *error) {
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if *err != nil {
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return
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}
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n_, err_ := w.Write(bz)
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*n += int64(n_)
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*err = err_
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}
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// Read len(buf) from r
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// Increment n and set err accordingly.
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func ReadFull(r io.Reader, buf []byte, n *int64, err *error) {
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if *err != nil {
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return
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}
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n_, err_ := io.ReadFull(r, buf)
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*n += int64(n_)
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*err = err_
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}
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