From 6efb3d4ba12445648d013e9d5c21f5b515786698 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=B0=A2=E6=A1=82=E7=BA=B2?= <gg.xie@bionovogene.com>
Date: Fri, 26 Jan 2024 09:32:26 +0800
Subject: [PATCH] fix of the offset error

---
 src/CloudKit/Centos/Commands/netstat.vb | 2 +-
 src/Darwinism/Platform/Centos.vb        | 2 +-
 test/linux/netstat.R                    | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/CloudKit/Centos/Commands/netstat.vb b/src/CloudKit/Centos/Commands/netstat.vb
index 7f2eb93..af9e6c6 100644
--- a/src/CloudKit/Centos/Commands/netstat.vb
+++ b/src/CloudKit/Centos/Commands/netstat.vb
@@ -63,7 +63,7 @@ Public Class netstat
             Return
         End If
 
-        For i As Integer = offset.i To lines.Length - 1
+        For i As Integer = offset.i + 1 To lines.Length - 1
             If Not lines(i).StringEmpty Then
                 Dim tokens As String() = lines(i).StringSplit("\s+")
 
diff --git a/src/Darwinism/Platform/Centos.vb b/src/Darwinism/Platform/Centos.vb
index 4af60d7..1878e1f 100644
--- a/src/Darwinism/Platform/Centos.vb
+++ b/src/Darwinism/Platform/Centos.vb
@@ -32,7 +32,7 @@ Public Module CentosTools
         Call df.add("Foreign Address", netstat.Select(Function(a) a.ForeignAddress))
         Call df.add("State", netstat.Select(Function(a) a.State))
         Call df.add("PID/Program name", netstat.Select(Function(a) a.Program))
-        Call df.add("listened_port", netstat.Select(Function(a) If(a.LocalListenPort <= 0, Double.NaN, a.LocalListenPort)))
+        Call df.add("listened_port", netstat.Select(Function(a) a.LocalListenPort))
 
         Return df
     End Function
diff --git a/test/linux/netstat.R b/test/linux/netstat.R
index f7ce4a3..cc199fe 100644
--- a/test/linux/netstat.R
+++ b/test/linux/netstat.R
@@ -23,4 +23,4 @@ udp6       0      0 :::5353                 :::*
 
 ";
 
-print(centos::netstat(text1));
\ No newline at end of file
+print(as.data.frame(centos::netstat(text1)));
\ No newline at end of file