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发表于 2007-8-24 12:36:00
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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
Private 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
Form1.Text1.Text = (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))
Dim pangduan As String
pangduan = "0 17 31 B5 AF C"
'If Form2.Text1(0).Text = pangduan Then
' Form2.Command1.Enabled = True
'Else
' MsgBox "对不起，您的网卡地址有误，请重新获取或检查网络配置"
'End If
End Sub
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