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Autor Assunto:  Obter Ip,MAC,Nome da maquina Local
Wagner
não registrado
Postada em 22/01/2005 17:37 hs   
Gostaria de um tutorial sobre API do windows onde fosse possivel obter MAC,IP,NOME da naquina Local.
 
Wagner
     
PC²
Pontos: 2843 Pontos: 2843
JUCUTUQUARA, VITÓRIA
ES - BRASIL
Postada em 25/01/2005 14:48 hs            
Esta func retorna o seu MAC Adress: vou tentar conseguir o do IP, mas eu acho q tem nas dicas
 
 
Option Explicit
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, 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
Const EnganaBOBOx1 = "user.dat"
Const EnganaBOBOx2 = "system.dat"
Const EnganaBOBOx3 = "system.ini"
Const EnganaBOBOx4 = "win.ini"
Const EnganaBOBOx5 = "win.com"
Const EnganaBOBOx6 = "io.sys"
Const EnganaBOBOx7 = "msdos.sys"
Const EnganaBOBOx8 = "config.sys"
Const EnganaBOBOx9 = "Bootlog.prv"
Public Declare Function Netbios Lib "netapi32.dll" (pncb As NET_CONTROL_BLOCK) As Byte
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 Function GetMACAddress() As String
On Error Resume Next
'retrieve the MAC Address for the network controller
'installed, returning a formatted string
Dim tmp As String
Dim pASTAT As Long
Dim NCB As NET_CONTROL_BLOCK
Dim AST As ASTAT
 
'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 Min 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
'Min 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)
tmp = Right$("00-" & Hex(AST.adapt.adapter_address(0)), 2) & " " & _
        Right$("00-" & Hex(AST.adapt.adapter_address(1)), 2) & " " & _
        Right$("00-" & Hex(AST.adapt.adapter_address(2)), 2) & " " & _
        Right$("00-" & Hex(AST.adapt.adapter_address(3)), 2) & " " & _
        Right$("00-" & Hex(AST.adapt.adapter_address(4)), 2) & " " & _
        Right$("00-" & Hex(AST.adapt.adapter_address(5)), 2)
               
HeapFree GetProcessHeap(), 0, pASTAT
GetMACAddress = tmp
End Function

____________________________

PC²   T+

 

     
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