怎样获取网卡地址？

[wofei]

怎样获取网卡地址？

[lishush]

Option Explicit

Private Const ncbastat = &H33
Private Const ncbnamsz = 16
Private Const heap_zero_memory = &H8
Private Const heap_generate_exceptions = &H4
Private Const ncbreset = &H32

Private Type NCB
ncb_command As Byte
ncb_retcode As Byte
ncb_lsn As Byte
ncb_num As Byte
ncb_buffer As Long
ncb_length As Integer
ncb_callname As String * ncbnamsz
ncb_name As String * ncbnamsz
ncb_rto As Byte
ncb_sto As Byte
ncb_post As Long
ncb_lana_num As Byte
ncb_cmd_cplt As Byte
ncb_reserve(9) As Byte ' reserved, must be 0
ncb_event As Long
End Type

Private Type adapter_status
adapter_address(5) As Byte
rev_major As Byte
reserved0 As Byte
adapter_type As Byte
rev_minor As Byte
duration As Integer
frmr_recv As Integer
frmr_xmit As Integer
iframe_recv_err As Integer
xmit_aborts As Integer
xmit_success As Long
recv_success As Long
iframe_xmit_err As Integer
recv_buff_unavail As Integer
t1_timeouts As Integer
ti_timeouts As Integer
reserved1 As Long
free_ncbs As Integer
max_cfg_ncbs As Integer
max_ncbs As Integer
xmit_buf_unavail As Integer
max_dgram_size As Integer
pending_sess As Integer
max_cfg_sess As Integer
max_sess As Integer
max_sess_pkt_size As Integer
name_count As Integer
End Type

Private Type name_buffer
name As String * ncbnamsz
name_num As Integer
name_flags As Integer
End Type

Private Type astat
adapt As adapter_status
namebuff(30) As name_buffer
End Type

Private Declare Function Netbios Lib "netapi32.dll" (pncb As NCB) As Byte
Private Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (hpvDest As Any, ByVal hpvSource As Long, ByVal cbCopy As Long)
Private Declare Function GetProcessHeap Lib "kernel32" () As Long
Private Declare Function HeapAlloc Lib "kernel32" (ByVal hHeap As Long, ByVal dwFlags As Long, ByVal dwBytes As Long) As Long
Private Declare Function HeapFree Lib "kernel32" (ByVal hHeap As Long, ByVal dwFlags As Long, lpMem As Any) As Long

Public Function EthernetAddress() As String

Dim udtNCB As NCB
Dim bytResponse As Byte
Dim udtAstAt As astat
Dim udtTempAstAt As astat
Dim lngAstAt As Long
Dim strOut As String
Dim i As Integer

EthernetAddress = ""

On Error GoTo ErrMsg

udtNCB.ncb_command = ncbreset
bytResponse = Netbios(udtNCB)
udtNCB.ncb_command = ncbastat
udtNCB.ncb_lana_num = 0
udtNCB.ncb_callname = "* "
udtNCB.ncb_length = Len(udtAstAt)
lngAstAt = HeapAlloc(GetProcessHeap(), _
heap_generate_exceptions Or heap_zero_memory, _
udtNCB.ncb_length)

strOut = ""
If lngAstAt Then
udtNCB.ncb_buffer = lngAstAt
bytResponse = Netbios(udtNCB)
Call CopyMemory(udtAstAt, udtNCB.ncb_buffer, Len(udtAstAt))
With udtAstAt.adapt
For i = 0 To 5
strOut = strOut & Right$("00" & Hex$(.adapter_address(i)), 2)
Next i
End With
Call HeapFree(GetProcessHeap(), 0, lngAstAt)
End If
EthernetAddress = strOut

Exit Function
ErrMsg:
EthernetAddress = ""

End Function

[sagezhou]

注意：2000下，与98下的代码不同的，

[whatabc]

在FORM1中添加一个按钮即可！！

Option Explicit

Private Const NCBASTAT = &H33

Private Const NCBNAMSZ = 16

Private Const HEAP_ZERO_MEMORY = &H8

Private Const HEAP_GENERATE_EXCEPTIONS = &H4

Private Const NCBRESET = &H32



Private Type NCB

ncb_command As Byte 'Integer

ncb_retcode As Byte 'Integer

ncb_lsn As Byte 'Integer

ncb_num As Byte ' Integer

ncb_buffer As Long 'String

ncb_length As Integer

ncb_callname As String * NCBNAMSZ

ncb_name As String * NCBNAMSZ

ncb_rto As Byte 'Integer

ncb_sto As Byte ' Integer

ncb_post As Long

ncb_lana_num As Byte 'Integer

ncb_cmd_cplt As Byte 'Integer

ncb_reserve(9) As Byte ' Reserved, must be 0

ncb_event As Long

End Type

Private Type ADAPTER_STATUS

adapter_address(5) As Byte 'As String * 6

rev_major As Byte 'Integer

reserved0 As Byte 'Integer

adapter_type As Byte 'Integer

rev_minor As Byte 'Integer

duration As Integer

frmr_recv As Integer

frmr_xmit As Integer

iframe_recv_err As Integer

xmit_aborts As Integer

xmit_success As Long

recv_success As Long

iframe_xmit_err As Integer

recv_buff_unavail As Integer

t1_timeouts As Integer

ti_timeouts As Integer

Reserved1 As Long

free_ncbs As Integer

max_cfg_ncbs As Integer

max_ncbs As Integer

xmit_buf_unavail As Integer

max_dgram_size As Integer

pending_sess As Integer

max_cfg_sess As Integer

max_sess As Integer

max_sess_pkt_size As Integer

name_count As Integer

End Type

Private Type NAME_BUFFER

name As String * NCBNAMSZ

name_num As Integer

name_flags As Integer

End Type

Private Type ASTAT

adapt As ADAPTER_STATUS

NameBuff(30) As NAME_BUFFER

End Type



Private Declare Function Netbios Lib "netapi32.dll" (pncb As NCB) As Byte

Private Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (hpvDest As Any, ByVal hpvSource As Long, ByVal cbCopy As Long)

Private Declare Function GetProcessHeap Lib "kernel32" () As Long

Private Declare Function HeapAlloc Lib "kernel32" (ByVal hHeap As Long, ByVal dwFlags As Long, ByVal dwBytes As Long) As Long
Private Declare Function HeapFree Lib "kernel32" (ByVal hHeap As Long, ByVal dwFlags As Long, lpMem As Any) As Long



Sub Command1_Click()

Dim myNcb As NCB

Dim bRet As Byte

myNcb.ncb_command = NCBRESET

bRet = Netbios(myNcb)



myNcb.ncb_command = NCBASTAT

myNcb.ncb_lana_num = 0

myNcb.ncb_callname = "*　　　　　　 "



Dim myASTAT As ASTAT, tempASTAT As ASTAT

Dim pASTAT As Long

myNcb.ncb_length = Len(myASTAT)

Debug.Print Err.LastDllError

pASTAT = HeapAlloc(GetProcessHeap(), HEAP_GENERATE_EXCEPTIONS Or HEAP_ZERO_MEMORY, myNcb.ncb_length)

If pASTAT = 0 Then

Debug.Print "memory allcoation failed!"

Exit Sub

End If

myNcb.ncb_buffer = pASTAT

bRet = Netbios(myNcb)

Debug.Print Err.LastDllError

CopyMemory myASTAT, myNcb.ncb_buffer, Len(myASTAT)

MsgBox Hex(myASTAT.adapt.adapter_address(0)) & " " & _
Hex(myASTAT.adapt.adapter_address(1)) _
& " " & Hex(myASTAT.adapt.adapter_address(2)) & " " _
& Hex(myASTAT.adapt.adapter_address(3)) _
& " " & Hex(myASTAT.adapt.adapter_address(4)) & " " _
& Hex(myASTAT.adapt.adapter_address(5))

HeapFree GetProcessHeap(), 0, pASTAT

End Sub

[sagezhou]

参考一下http://www.csdn.net/expert/topic/796/796120.xml?temp=.5995142

[wofei]

谢谢各位

[做一个码农都是奢望]

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