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authorKN4CK3R <admin@oldschoolhack.me>2021-10-24 23:12:43 +0200
committerGitHub <noreply@github.com>2021-10-24 22:12:43 +0100
commitf99d50fc9f8baf406f32a491b214f8a13617d086 (patch)
treeb3cd8a1304e522f111690e9f68130e663012bb16 /modules/util
parent932780c2bbae09f052e2fcd1a0701966483496e8 (diff)
downloadgitea-f99d50fc9f8baf406f32a491b214f8a13617d086.tar.gz
gitea-f99d50fc9f8baf406f32a491b214f8a13617d086.zip
Read expected buffer size (#17409)
* Read expected buffer size. * Changed name.
Diffstat (limited to 'modules/util')
-rw-r--r--modules/util/io.go20
1 files changed, 20 insertions, 0 deletions
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
+}