VB程序里面怎么获得本机的机器名_IP地址_物理地址 Private Const MAX_COMPUTERNAME_LENGTH As Long = 31 Private Declare Function GetComputerName Lib "kernel32" Alias "GetComputerNameA" (ByVal lpBuffer As String, nSize As Long) As Long Private Sub Form_Load() Dim dwLen As Long Dim strString As String 'Create a buffer dwLen = MAX_COMPUTERNAME_LENGTH + 1 strString = String(dwLen, "X") 'Get the computer name GetComputerName strString, dwLen 'get only the actual data strString = Left(strString, dwLen) 'Show the computer name MsgBox strString End Sub Option Explicit'**************为取网卡地址的API声明**************Private Const NCBASTAT = &H33 Private Const NCBNAMSZ = 16 Private Const HEAP_ZERO_MEMORY = &H8 Private Const HEAP_GENERATE_EXCEPTIONS = &H4 Private Const NCBRESET = &H32Private 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 TypePrivate 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 TypePrivate Type NAME_BUFFER name As String * NCBNAMSZ name_num As Integer name_flags As Integer End TypePrivate Type ASTAT adapt As ADAPTER_STATUS NameBuff(30) As NAME_BUFFER End TypePrivate 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'********************************** '* 得到网卡地址 '* EthernetAddress(0) '* 返回值:字符串 '********************************** Public Function EthernetAddress(LanaNumber As Long) 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 x As Integer udtNCB.ncb_command = NCBRESET bytResponse = Netbios(udtNCB) udtNCB.ncb_command = NCBASTAT udtNCB.ncb_lana_num = LanaNumber 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) CopyMemory udtASTAT, udtNCB.ncb_buffer, Len(udtASTAT) With udtASTAT.adapt For x = 0 To 5 strOut = strOut & Right$("00" & Hex$(.adapter_address(x)), 2) Next x End With HeapFree GetProcessHeap(), 0, lngASTAT End If EthernetAddress = strOut End Function '得到IP地址 '屏幕调用 LocalIPAddress()Option ExplicitPublic Const MAX_ADAPTER_NAME_LENGTH As Long = 256 Public Const MAX_ADAPTER_DESCRIPTION_LENGTH As Long = 128 Public Const MAX_ADAPTER_ADDRESS_LENGTH As Long = 8 Public Const ERROR_SUCCESS As Long = 0Public Type IP_ADDRESS_STRING IpAddr(0 To 15) As Byte End TypePublic Type IP_MASK_STRING IpMask(0 To 15) As Byte End TypePublic Type IP_ADDR_STRING dwNext As Long IpAddress As IP_ADDRESS_STRING IpMask As IP_MASK_STRING dwContext As Long End TypePublic Type IP_ADAPTER_INFO dwNext As Long ComboIndex As Long '保留 sAdapterName(0 To (MAX_ADAPTER_NAME_LENGTH + 3)) As Byte sDescription(0 To (MAX_ADAPTER_DESCRIPTION_LENGTH + 3)) As Byte dwAddressLength As Long sIPAddress(0 To (MAX_ADAPTER_ADDRESS_LENGTH - 1)) As Byte dwIndex As Long uType As Long uDhcpEnabled As Long CurrentIpAddress As Long IpAddressList As IP_ADDR_STRING GatewayList As IP_ADDR_STRING DhcpServer As IP_ADDR_STRING bHaveWins As Long PrimaryWinsServer As IP_ADDR_STRING SecondaryWinsServer As IP_ADDR_STRING LeaseObtained As Long LeaseExpires As Long End TypePublic Declare Function GetAdaptersInfo Lib "iphlpapi.dll" _ (pTcpTable As Any, _ pdwSize As Long) As Long
Public Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" _ (dst As Any, _ src As Any, _ ByVal bcount As Long) Function LocalIPAddress() As String Dim cbRequired As Long Dim buff() As Byte Dim Adapter As IP_ADAPTER_INFO Dim AdapterStr As IP_ADDR_STRING Dim ptr1 As Long Dim sIPAddr As String Dim found As Boolean Call GetAdaptersInfo(ByVal 0&, cbRequired) If cbRequired > 0 Then ReDim buff(0 To cbRequired - 1) As Byte If GetAdaptersInfo(buff(0), cbRequired) = ERROR_SUCCESS Then '获取存放在buff()中的数据的指针 ptr1 = VarPtr(buff(0)) Do While (ptr1 <> 0) '将第一个网卡的数据转换到IP_ADAPTER_INFO结构中 CopyMemory Adapter, ByVal ptr1, LenB(Adapter) With Adapter 'IpAddress.IpAddr成员给出了DHCP的IP地址 sIPAddr = TrimNull(StrConv(.IpAddressList.IpAddress.IpAddr, vbUnicode)) If Len(sIPAddr) > 0 Then found = True Exit Do End If ptr1 = .dwNext End With 'With Adapter '不再有网卡时,ptr1的值为0 Loop 'Do While (ptr1 <> 0) End If 'If GetAdaptersInfo End If 'If cbRequired > 0 '返回结果字符串 LocalIPAddress = sIPAddr End Function Function TrimNull(item As String) Dim pos As Integer pos = InStr(item, Chr$(0)) If pos Then TrimNull = Left$(item, pos - 1) Else: TrimNull = item End If End Function
Private Const MAX_COMPUTERNAME_LENGTH As Long = 31
Private Declare Function GetComputerName Lib "kernel32" Alias "GetComputerNameA" (ByVal lpBuffer As String, nSize As Long) As Long
Private Sub Form_Load()
Dim dwLen As Long
Dim strString As String
'Create a buffer
dwLen = MAX_COMPUTERNAME_LENGTH + 1
strString = String(dwLen, "X")
'Get the computer name
GetComputerName strString, dwLen
'get only the actual data
strString = Left(strString, dwLen)
'Show the computer name
MsgBox strString
End Sub
Option Explicit'**************为取网卡地址的API声明**************Private Const NCBASTAT = &H33
Private Const NCBNAMSZ = 16
Private Const HEAP_ZERO_MEMORY = &H8
Private Const HEAP_GENERATE_EXCEPTIONS = &H4
Private Const NCBRESET = &H32Private 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 TypePrivate 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 TypePrivate Type NAME_BUFFER
name As String * NCBNAMSZ
name_num As Integer
name_flags As Integer
End TypePrivate Type ASTAT
adapt As ADAPTER_STATUS
NameBuff(30) As NAME_BUFFER
End TypePrivate 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'**********************************
'* 得到网卡地址
'* EthernetAddress(0)
'* 返回值:字符串
'**********************************
Public Function EthernetAddress(LanaNumber As Long) 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 x As Integer
udtNCB.ncb_command = NCBRESET
bytResponse = Netbios(udtNCB)
udtNCB.ncb_command = NCBASTAT
udtNCB.ncb_lana_num = LanaNumber
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)
CopyMemory udtASTAT, udtNCB.ncb_buffer, Len(udtASTAT)
With udtASTAT.adapt
For x = 0 To 5
strOut = strOut & Right$("00" & Hex$(.adapter_address(x)), 2)
Next x
End With
HeapFree GetProcessHeap(), 0, lngASTAT
End If
EthernetAddress = strOut
End Function
'得到IP地址
'屏幕调用 LocalIPAddress()Option ExplicitPublic Const MAX_ADAPTER_NAME_LENGTH As Long = 256
Public Const MAX_ADAPTER_DESCRIPTION_LENGTH As Long = 128
Public Const MAX_ADAPTER_ADDRESS_LENGTH As Long = 8
Public Const ERROR_SUCCESS As Long = 0Public Type IP_ADDRESS_STRING
IpAddr(0 To 15) As Byte
End TypePublic Type IP_MASK_STRING
IpMask(0 To 15) As Byte
End TypePublic Type IP_ADDR_STRING
dwNext As Long
IpAddress As IP_ADDRESS_STRING
IpMask As IP_MASK_STRING
dwContext As Long
End TypePublic Type IP_ADAPTER_INFO
dwNext As Long
ComboIndex As Long '保留
sAdapterName(0 To (MAX_ADAPTER_NAME_LENGTH + 3)) As Byte
sDescription(0 To (MAX_ADAPTER_DESCRIPTION_LENGTH + 3)) As Byte
dwAddressLength As Long
sIPAddress(0 To (MAX_ADAPTER_ADDRESS_LENGTH - 1)) As Byte
dwIndex As Long
uType As Long
uDhcpEnabled As Long
CurrentIpAddress As Long
IpAddressList As IP_ADDR_STRING
GatewayList As IP_ADDR_STRING
DhcpServer As IP_ADDR_STRING
bHaveWins As Long
PrimaryWinsServer As IP_ADDR_STRING
SecondaryWinsServer As IP_ADDR_STRING
LeaseObtained As Long
LeaseExpires As Long
End TypePublic Declare Function GetAdaptersInfo Lib "iphlpapi.dll" _
(pTcpTable As Any, _
pdwSize As Long) As Long
Public Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" _
(dst As Any, _
src As Any, _
ByVal bcount As Long)
Function LocalIPAddress() As String
Dim cbRequired As Long
Dim buff() As Byte
Dim Adapter As IP_ADAPTER_INFO
Dim AdapterStr As IP_ADDR_STRING
Dim ptr1 As Long
Dim sIPAddr As String
Dim found As Boolean
Call GetAdaptersInfo(ByVal 0&, cbRequired)
If cbRequired > 0 Then
ReDim buff(0 To cbRequired - 1) As Byte
If GetAdaptersInfo(buff(0), cbRequired) = ERROR_SUCCESS Then
'获取存放在buff()中的数据的指针
ptr1 = VarPtr(buff(0))
Do While (ptr1 <> 0)
'将第一个网卡的数据转换到IP_ADAPTER_INFO结构中
CopyMemory Adapter, ByVal ptr1, LenB(Adapter)
With Adapter
'IpAddress.IpAddr成员给出了DHCP的IP地址
sIPAddr = TrimNull(StrConv(.IpAddressList.IpAddress.IpAddr, vbUnicode))
If Len(sIPAddr) > 0 Then
found = True
Exit Do
End If
ptr1 = .dwNext
End With 'With Adapter
'不再有网卡时,ptr1的值为0
Loop 'Do While (ptr1 <> 0)
End If 'If GetAdaptersInfo
End If 'If cbRequired > 0
'返回结果字符串
LocalIPAddress = sIPAddr
End Function Function TrimNull(item As String)
Dim pos As Integer
pos = InStr(item, Chr$(0))
If pos Then
TrimNull = Left$(item, pos - 1)
Else: TrimNull = item
End If
End Function
现在的 localip就是上网用得ip了
不行,这个方法偶已经用过了!