新版IP库管理阶段性提交（未完成）

pkg/iplibrary/parser_reader.go

@@ -0,0 +1,54 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package iplibrary
+
+import (
+	"errors"
+	"io"
+)
+
+type ReaderParser struct {
+	reader    io.Reader
+	rawParser *Parser
+}
+
+func NewReaderParser(reader io.Reader, config *ParserConfig) (*ReaderParser, error) {
+	if config == nil {
+		config = &ParserConfig{}
+	}
+
+	if config.Template == nil {
+		return nil, errors.New("template must not be nil")
+	}
+
+	parser, err := NewParser(config)
+	if err != nil {
+		return nil, err
+	}
+
+	return &ReaderParser{
+		reader:    reader,
+		rawParser: parser,
+	}, nil
+}
+
+func (this *ReaderParser) Parse() error {
+	var buf = make([]byte, 1024)
+	for {
+		n, err := this.reader.Read(buf)
+		if n > 0 {
+			this.rawParser.Write(buf[:n])
+			parseErr := this.rawParser.Parse()
+			if parseErr != nil {
+				return parseErr
+			}
+		}
+		if err != nil {
+			if err != io.EOF {
+				return err
+			}
+			break
+		}
+	}
+	return nil
+}