使用MMAP提升缓存读取性能

internal/caches/reader_file_mmap.go

@@ -0,0 +1,29 @@
+// Copyright 2024 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+//go:build !plus
+
+package caches
+
+import (
+	"errors"
+	"io"
+	"os"
+)
+
+func IsValidForMMAP(fp *os.File) (ok bool, stat os.FileInfo) {
+	// stub
+	return
+}
+
+type MMAPFileReader struct {
+	FileReader
+}
+
+func NewMMAPFileReader(fp *os.File, stat os.FileInfo) (*MMAPFileReader, error) {
+	// stub
+	return &MMAPFileReader{}, errors.New("not implemented")
+}
+
+func (this *MMAPFileReader) CopyBodyTo(writer io.Writer) (int, error) {
+	// stub
+	return 0, errors.New("not implemented")
+}