update

Plugins/findnet.go

@@ -0,0 +1,78 @@
+package Plugins
+
+import (
+	"bytes"
+	"net"
+	"strings"
+	"time"
+
+	//"encoding/binary"
+	"encoding/hex"
+	"fmt"
+	"sync"
+
+	"../common"
+)
+
+var (
+	buffer_v1, _  = hex.DecodeString("05000b03100000004800000001000000b810b810000000000100000000000100c4fefc9960521b10bbcb00aa0021347a00000000045d888aeb1cc9119fe808002b10486002000000")
+	buffer_v2, _  = hex.DecodeString("050000031000000018000000010000000000000000000500")
+	buffer_v3, _  = hex.DecodeString("0900ffff0000")
+
+)
+func Findnet(info *common.HostInfo,ch chan int,wg *sync.WaitGroup) {
+	FindnetScan(info)
+	wg.Done()
+	<- ch
+}
+
+func FindnetScan(info *common.HostInfo) {
+	realhost:=fmt.Sprintf("%s:%d",info.Host,135)
+	conn,err := net.DialTimeout("tcp",realhost,time.Duration(info.Timeout)*time.Second)
+	if err != nil{
+		return
+	}
+	conn.SetDeadline(time.Now().Add(time.Duration(info.Timeout)*time.Second))
+	defer conn.Close()
+	conn.Write(buffer_v1)
+	reply := make([]byte, 4096)
+	_, err = conn.Read(reply)
+	if err != nil{
+		return
+	}
+	conn.Write(buffer_v2)
+	if n, err := conn.Read(reply); err != nil || n < 42 {
+		return
+	}
+	text := reply[42:]
+	flag := true
+	for i := 0; i < len(text)-5; i++ {
+		if bytes.Equal(text[i:i+6], buffer_v3){
+			text = text[:i-4]
+			flag = false
+			break
+		}
+	}
+	if flag{
+		return
+	}
+	read(text,info.Host)
+}
+func read(text []byte,host string)  {
+	encodedStr := hex.EncodeToString(text)
+	hostnames := strings.Replace(encodedStr, "0700", "", -1)
+	hostname := strings.Split(hostnames, "000000")
+	result := "NetInfo:\n[*]"+host
+	for i := 0; i < len(hostname); i++ {
+		hostname[i] = strings.Replace(hostname[i], "00", "", -1)
+		host,err := hex.DecodeString(hostname[i])
+		if err != nil{
+			return
+		}
+		result += "\n   [->]"+string(host)
+		//result += "\n   ["+string(host)+"]"
+	}
+	common.LogSuccess(result)
+}
+
+