VB模拟发送ICMP数据包(代码直接可用)
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Option Explicit
Dim HostName As String
Const SOCKET_ERROR = 0
Dim hFile As Long, lpWSAdata As WSAdata
Dim hHostent As Hostent, AddrList As Long
Dim Address As Long, rIP As String
Dim OptInfo As IP_OPTION_INFORMATION
Dim EchoReply As IP_ECHO_REPLY
Private Type WSAdata
wVersion As Integer
wHighVersion As Integer
szDescription(0 To 255) As Byte
szSystemStatus(0 To 128) As Byte
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iMaxSockets As Integer
iMaxUdpDg As Integer
lpVendorInfo As Long
End Type
Private Type Hostent
h_name As Long
h_aliases As Long
h_addrtype As Integer
h_length As Integer
h_addr_list As Long
End Type
Private Type IP_OPTION_INFORMATION
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TTL As Byte
Tos As Byte
Flags As Byte
OptionsSize As Long
OptionsData As String * 128
End
相关文档：
http://topic.csdn.net/t/20060401/19/4656391.html
Private Declare Function GetCurrentProcess Lib "kernel32" () As Long
Private Declare Function SetPriorityClass Lib "kernel32" (ByVal hProcess As Long, ByVal dwPriorityClass As Long) As Long
Const IDLE_PRIORITY_CLASS = &H40 '新进程应该有非常低的 ......
Private Declare Function ReleaseCapture Lib "user32" () As Long
Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Any) As Long
Private Const WM_NCLBUTTONDOWN = &HA1
Private Const HTCAPTION = 2
Priva ......
http://www.webuc.net/ddf3/archive/2005/08/25/6142.aspx
不用FSO的复制文件夹得方法？
用API函数 SHFileOperation
以下是使用SHFileOperation删除复制移动文件的例子，可以复制文件夹
Private Type SHFILEOPSTRUCT
hwnd As Long
wFunc As Long
pfrom As String
pTo As String
fFlags As ......
最近由于工作项目原因，临时要求做一个局域网扫描软件。功能要求，扫描出IP地址以及对应的MAC地址。功能比较简单。于是很快就做了。采用的开发工具是 VB6.0
使用方法是通过发送 ARP包，广播 IP地址的方式来获得 对应的 MAC地址，SendARP（）。
有一些细节要注意，就是 输出MAC地� ......
'读数据到二进制字段
Public Sub ReadfromBLOB(filed As ADODB.Field, Filen As String)
Dim DataFile As Integer, Fl As Long, Chunks As Integer
Dim Fragment As Integer, Chunk() As Byte, i As Integer
'传送块单位大小
Const ChunkSize As Integer = 16384
Dim MediaTemp As String
Dim lngOffset As Long
Di ......
