发信人: _ade(我来也)
整理人: gzwsh(2001-10-26 22:56:56), 站内信件
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【 在 penk 的大作中提到：】
:请教各位大虾，如何在 VB 中去读取本机上网卡的 mac 地址？
:......
模块中的内容
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Public Const NCBASTAT As Long = &H33
Public Const NCBNAMSZ As Long = 16
Public Const HEAP_ZERO_MEMORY As Long = &H8
Public Const HEAP_GENERATE_EXCEPTIONS As Long = &H4
Public Const NCBRESET As Long = &H32
Public Type NET_CONTROL_BLOCK '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,&nb sp;must be 0
ncb_event As Long
End Type
Public 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
&nb! sp; 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_un! avail As Integer
max_dgram_size& nbsp; 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
Public Type NAME_BUFFER
name As String * NCBNAMSZ
name_num As Integer
name_flags As Integer
End Type
Public Type ASTAT
adapt As ADAPTER_STATUS
NameBuff(! 30) As NAME_BUFFER
End Type
Public Declare Function Netbios Lib "netapi32.dll" (pncb As NET_CONTROL_BLOCK) As Byte
Public Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (hpvDest As Any, ByVal hpvSource As Long, ByVal cbCopy As Long)
Public Declare Function GetProcessHeap Lib "kernel32" () As Long
Public Declare Function HeapAlloc Lib "kernel32" (ByVal hHeap As Long, ByVal dwFlags As Long, ByVal dwBytes As Long) As Long
Public Declare Function HeapFree Lib ! ;"kernel32" (ByVal hHeap As Long, B yVal dwFlags As Long, lpMem As Any) As Long
Public Function GetMACAddress() As String
Dim tmp As String
Dim pASTAT As Long
Dim NCB As NET_CONTROL_BLOCK
Dim AST As ASTAT
NCB.ncb_command = NCBRESET
Call Netbios(NCB)
NCB.ncb_callname = "* "
NCB.ncb_command = NCBASTAT
NCB.ncb_lana_num = 0
NCB.ncb_length = Len(AST)
pASTAT = HeapAlloc(GetProcessHeap(), HEAP_GENERATE_EXCEPTIONS _
&! nbsp; Or HEAP_ZERO_MEMORY, NCB.ncb_length)
If pASTAT = 0 Then
Debug.Print "memory allocation failed!"
Exit Function
End If
NCB.ncb_buffer = pASTAT
Call Netbios(NCB)
CopyMemory AST, NCB.ncb_buffer, Len(AST)
tmp = Format$(Hex(AST.adapt.adapter_address(0)), "00") & " " & _
Format$(Hex(AST.adapt.adapter_address(1)), "00") & "! ; " & _
&nbs p; Format$(Hex(AST.adapt.adapter_address(2)), "00") & " " & _
Format$(Hex(AST.adapt.adapter_address(3)), "00") & " " & _
Format$(Hex(AST.adapt.adapter_address(4)), "00") & " " & _
Format$(Hex(AST.adapt.adapter_address(5)), "00")
HeapFree GetProcessHeap(), 0, pASTAT
GetMACAddress = tmp
End Function
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你只要在程序中调用GetMACAddress()就? 梢粤耍⒁夥祷厥堇嘈?
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