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26 lines
572 B
Go
26 lines
572 B
Go
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// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package readcloser
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import "io"
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// LimitReadCloser is a LimitReader extension that returns a ReadCloser
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// that reads from r but stops with EOF after n bytes.
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func LimitReadCloser(r io.ReadCloser, n int64) io.ReadCloser {
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return &limitedReadCloser{io.LimitReader(r, n), r}
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}
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type limitedReadCloser struct {
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R io.Reader
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C io.Closer
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}
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func (l *limitedReadCloser) Read(p []byte) (n int, err error) {
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return l.R.Read(p)
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}
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func (l *limitedReadCloser) Close() error {
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return l.C.Close()
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}
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