From f99d50fc9f8baf406f32a491b214f8a13617d086 Mon Sep 17 00:00:00 2001 From: KN4CK3R Date: Sun, 24 Oct 2021 23:12:43 +0200 Subject: Read expected buffer size (#17409) * Read expected buffer size. * Changed name. --- modules/util/io.go | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 modules/util/io.go (limited to 'modules/util') diff --git a/modules/util/io.go b/modules/util/io.go new file mode 100644 index 0000000000..b467c0ac8a --- /dev/null +++ b/modules/util/io.go @@ -0,0 +1,20 @@ +// Copyright 2021 The Gitea Authors. All rights reserved. +// Use of this source code is governed by a MIT-style +// license that can be found in the LICENSE file. + +package util + +import ( + "io" +) + +// ReadAtMost reads at most len(buf) bytes from r into buf. +// It returns the number of bytes copied. n is only less then len(buf) if r provides fewer bytes. +// If EOF occurs while reading, err will be nil. +func ReadAtMost(r io.Reader, buf []byte) (n int, err error) { + n, err = io.ReadFull(r, buf) + if err == io.EOF || err == io.ErrUnexpectedEOF { + err = nil + } + return +} -- cgit v1.2.3