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21 lines
569 B
21 lines
569 B
3 years ago
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// Copyright 2021 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package util
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import (
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"io"
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)
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// ReadAtMost reads at most len(buf) bytes from r into buf.
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// It returns the number of bytes copied. n is only less then len(buf) if r provides fewer bytes.
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// If EOF occurs while reading, err will be nil.
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func ReadAtMost(r io.Reader, buf []byte) (n int, err error) {
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n, err = io.ReadFull(r, buf)
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if err == io.EOF || err == io.ErrUnexpectedEOF {
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err = nil
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}
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return
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}
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