blob: 01796a9bab7c9978f0b22211d714efff01782c58 [file] [log] [blame]
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build !darwin && !dragonfly && !freebsd && !linux && !netbsd && !openbsd
// +build !darwin,!dragonfly,!freebsd,!linux,!netbsd,!openbsd
package base
import (
"io"
"os"
)
func MapFile(f *os.File, offset, length int64) (string, error) {
buf := make([]byte, length)
_, err := io.ReadFull(io.NewSectionReader(f, offset, length), buf)
if err != nil {
return "", err
}
return string(buf), nil
}