問題1
為什麼 print FORMAT("9A","00") 得到是 00
1A,2A,3A,4A,5A,6A,7A,8A都一樣
問題2
我查過全文檢索
程式碼:
Private Sub cmdGet_Click()
txtNIC.Text = GetMACAddress
End Sub
模組:
'=========================================================================================
' 檔 名: basGetAddress.bas
'
' 版權資訊: 沒有版權限制,僅供參考用途。
'
' 建立日期: 1998/08/21 2001/04/16
'
' 原 作 者: Randy Birch
'
' 目 的: 取得本機網路卡號碼 (Medium Access Control (MAC) address)
'
' 進 入 點: 不適用。
'
' 相 依: 不適用。
'
' 已知問題: 不適用。
'
' 使用方法: 不適用。
'
' 參考文獻:
'
'-內部文件: 不適用。
'
'-MSDN文件: http://support.microsoft.com/support/kb/articles/q175/4/72.asp。
'
' HOWTO: Get Network Adapter Address from Visual Basic
'
'-網路文件: 不適用。
'
'
'*附 註: 上述標題註解各個項目意義,請參閱紀文和網站『VB入門網』之「個個擊破」單元
' 393 標題註解(Header-style Comment)
'=========================================================================================
Option Explicit
'=========================================================================================
' 全域定義
' ----------------------------
' 全域列舉常數與常數(Enums and Constants)
' ----------------------------
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
' ----------------------------
' 全域自訂資料型態(Types)
' ----------------------------
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, 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
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
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
' ----------------------------
' 全域 API 宣告
' ----------------------------
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, _
ByVal dwFlags As Long, _
lpMem As Any) As Long
Public Declare Function Netbios Lib "netapi32.dll" _
(pncb As NET_CONTROL_BLOCK) As Byte
'=========================================================================================
' 目 的: 取得本機網路卡號碼。
'
' 日 期 By COMMENT
' ---------- ---- -------
' 1998/08/21 Randy Birch 建立
'=========================================================================================
Public Function GetMACAddress() As String
' retrieve the MAC Address for the network controller
' installed, returning a formatted string
Dim AST As ASTAT
Dim NCB As NET_CONTROL_BLOCK
Dim pASTAT As Long
Dim strTmp As String
'The IBM NetBIOS 3.0 specifications defines four basic
'NetBIOS environments under the NCBRESET command. Win32
'follows the OS/2 Dynamic Link Routine (DLR) environment.
'This means that the first NCB issued by an application
'must be a NCBRESET, with the exception of NCBENUM.
'The Windows NT implementation differs from the IBM
'NetBIOS 3.0 specifications in the NCB_CALLNAME field.
NCB.ncb_command = NCBRESET
Call Netbios(NCB)
'To get the Media Access Control (MAC) address for an
'ethernet adapter programmatically, use the Netbios()
'NCBASTAT command and provide a "*" as the name in the
'NCB.ncb_CallName field (in a 16-chr string).
NCB.ncb_callname = "* "
NCB.ncb_command = NCBASTAT
' For machines with multiple network adapters you need to
' enumerate the LANA numbers and perform the NCBASTAT
' command on each. Even when you have a single network
' adapter, it is a good idea to enumerate valid LANA numbers
' first and perform the NCBASTAT on one of the valid LANA
' numbers. It is considered bad programming to hardcode the
' LANA number to 0 (see the comments section below).
NCB.ncb_lana_num = 0
NCB.ncb_length = Len(AST)
pASTAT = HeapAlloc(GetProcessHeap(), HEAP_GENERATE_EXCEPTIONS _
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)
strTmp = Format$(Hex(AST.adapt.adapter_address(0)), "00") & " " & _
Format$(Hex(AST.adapt.adapter_address(1)), "00") & " " & _
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 = strTmp
End Function
因為我要抓網卡MAC ADDRESS
WIN98沒問題
WIN2000 後兩碼都為00
WINXP 則全部為00
拜託各位了
為什麼 print FORMAT("9A","00") 得到是 00
1A,2A,3A,4A,5A,6A,7A,8A都一樣
問題2
我查過全文檢索
程式碼:
Private Sub cmdGet_Click()
txtNIC.Text = GetMACAddress
End Sub
模組:
'=========================================================================================
' 檔 名: basGetAddress.bas
'
' 版權資訊: 沒有版權限制,僅供參考用途。
'
' 建立日期: 1998/08/21 2001/04/16
'
' 原 作 者: Randy Birch
'
' 目 的: 取得本機網路卡號碼 (Medium Access Control (MAC) address)
'
' 進 入 點: 不適用。
'
' 相 依: 不適用。
'
' 已知問題: 不適用。
'
' 使用方法: 不適用。
'
' 參考文獻:
'
'-內部文件: 不適用。
'
'-MSDN文件: http://support.microsoft.com/support/kb/articles/q175/4/72.asp。
'
' HOWTO: Get Network Adapter Address from Visual Basic
'
'-網路文件: 不適用。
'
'
'*附 註: 上述標題註解各個項目意義,請參閱紀文和網站『VB入門網』之「個個擊破」單元
' 393 標題註解(Header-style Comment)
'=========================================================================================
Option Explicit
'=========================================================================================
' 全域定義
' ----------------------------
' 全域列舉常數與常數(Enums and Constants)
' ----------------------------
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
' ----------------------------
' 全域自訂資料型態(Types)
' ----------------------------
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, 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
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
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
' ----------------------------
' 全域 API 宣告
' ----------------------------
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, _
ByVal dwFlags As Long, _
lpMem As Any) As Long
Public Declare Function Netbios Lib "netapi32.dll" _
(pncb As NET_CONTROL_BLOCK) As Byte
'=========================================================================================
' 目 的: 取得本機網路卡號碼。
'
' 日 期 By COMMENT
' ---------- ---- -------
' 1998/08/21 Randy Birch 建立
'=========================================================================================
Public Function GetMACAddress() As String
' retrieve the MAC Address for the network controller
' installed, returning a formatted string
Dim AST As ASTAT
Dim NCB As NET_CONTROL_BLOCK
Dim pASTAT As Long
Dim strTmp As String
'The IBM NetBIOS 3.0 specifications defines four basic
'NetBIOS environments under the NCBRESET command. Win32
'follows the OS/2 Dynamic Link Routine (DLR) environment.
'This means that the first NCB issued by an application
'must be a NCBRESET, with the exception of NCBENUM.
'The Windows NT implementation differs from the IBM
'NetBIOS 3.0 specifications in the NCB_CALLNAME field.
NCB.ncb_command = NCBRESET
Call Netbios(NCB)
'To get the Media Access Control (MAC) address for an
'ethernet adapter programmatically, use the Netbios()
'NCBASTAT command and provide a "*" as the name in the
'NCB.ncb_CallName field (in a 16-chr string).
NCB.ncb_callname = "* "
NCB.ncb_command = NCBASTAT
' For machines with multiple network adapters you need to
' enumerate the LANA numbers and perform the NCBASTAT
' command on each. Even when you have a single network
' adapter, it is a good idea to enumerate valid LANA numbers
' first and perform the NCBASTAT on one of the valid LANA
' numbers. It is considered bad programming to hardcode the
' LANA number to 0 (see the comments section below).
NCB.ncb_lana_num = 0
NCB.ncb_length = Len(AST)
pASTAT = HeapAlloc(GetProcessHeap(), HEAP_GENERATE_EXCEPTIONS _
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)
strTmp = Format$(Hex(AST.adapt.adapter_address(0)), "00") & " " & _
Format$(Hex(AST.adapt.adapter_address(1)), "00") & " " & _
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 = strTmp
End Function
因為我要抓網卡MAC ADDRESS
WIN98沒問題
WIN2000 後兩碼都為00
WINXP 則全部為00
拜託各位了
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