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VB 获取本机当前所有IP地址：
Private Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (Destination As Any, Source As Any, ByVal Length As Long)
Private Declare Function GetIpAddrTable Lib "IPHlpApi" (pIPAdrTable As Byte, pdwSize As Long, ByVal Sort As Long) As Long
Private Const MAX_IP = 255
Private Type IPINFO
dwAddr As Long 'Ip地址
dwIndex As Long
dwMask As Long '子网掩码
dwBCastAddr As Long '广播地址
dwReasmSize As Long
unused1 As Integer
unused2 As Integer
End Type
Private Type MIB_IPADDRTABLE
dEntrys As Long
mIPInfo(MAX_IP) As IPINFO
End Type
Private Type IP_Array
mBuffer As MIB_IPADDRTABLE
BufferLen As Long
End Type
Dim strIP As String
Private Function ConvertAddressToString(longAddr As Long) As String
Dim myByte(3) As Byte
Dim Cnt As Long
CopyMemory myByte(0), longAddr, 4
For Cnt = 0 To 3
ConvertAddressToString = ConvertAddressToString + CStr(myByte(Cnt)) + "."
Next Cnt
ConvertAddressToString = Left$(ConvertAddressToString, Len(ConvertAddressToString) - 1)
End Function
Public Sub Start()
Dim Ret As Long, Tel As Long
Dim bBytes() As Byte
Dim Listing As MIB_IPADDRTABLE
On Error GoTo END1
GetIpAddrTable ByVal 0&, Ret, True
If Ret <= 0 Then Exit Sub
ReDim bBytes(0 To Ret - 1) As Byte
GetIpAddrTable bBytes(0), Ret, False
CopyMemory Listing.dEntrys, bBytes(0), 4
strIP = "你电脑里有 " & Listing.dEntrys & "个IP 地址" & vbCrLf
strIP = strIP & "------------------------------------------------" & vbCrLf & vbCrLf
For Tel = 0 To Listing.dEntrys - 1
CopyMemory Listing.mIPInfo(Tel), bBytes(4 + (Tel * Len(Listing.mIPInfo(0)))), Len(Listing.mIPInfo(Tel))
strIP = strIP & "IP 地址 : " & ConvertAddressToString(Listing.mIPInfo(Tel).dwAddr) & vbCrLf
strIP = strIP & "子网掩码 : " & ConvertAddressToString(Listing.mIPInfo(Tel).dwMask) & vbCrLf
strIP = strIP & "广播地址 : " & ConvertAddressToString(Listing.mIPInfo(Tel).dwBCastAddr) & vbCrLf
strIP = strIP & "------------------------------------------------" & vbCrLf
Next
Exit Sub
END1:
MsgBox "ERROR"
End Sub
Private Sub Form_Load()
Start
MsgBox strIP
End Sub |