来教你如何在vb里嵌入汇编! 作者: wl3000wl 下面的例子完全用VB进行ASM编程的示例,本例获得CPU ID. 工程文件分为一个form1.frm 和一个模块module1.bas ----------------------form1.frm的源文件VERSION 5.00 Begin VB.Form Form1 Caption = "Form1" ClientHeight = 1965 ClientLeft = 60 ClientTop = 345 ClientWidth = 3105 LinkTopic = "Form1" ScaleHeight = 1965 ScaleWidth = 3105 StartUpPosition = 2 'Bildschirmmitte Begin VB.CommandButton Command1 Caption = "Get CPU Name" Height = 495 Left = 840 TabIndex = 0 Top = 315 Width = 1425 End Begin VB.Label Label2 Alignment = 2 'Zentriert AutoSize = -1 'True BeginProperty Font Name = "MS Sans Serif" Size = 9.75 Charset = 0 Weight = 400 Underline = 0 'False Italic = 0 'False Strikethrough = 0 'False EndProperty Height = 240 Left = 1515 TabIndex = 2 Top = 1065 Width = 60 End Begin VB.Label Label1 Alignment = 2 'Zentriert AutoSize = -1 'True BeginProperty Font Name = "Arial" Size = 12 Charset = 0 Weight = 700 Underline = 0 'False Italic = 0 'False Strikethrough = 0 'False EndProperty Height = 285 Left = 1515 TabIndex = 1 Top = 1350 Width = 75 End End Attribute VB_Name = "Form1" Attribute VB_GlobalNameSpace = False Attribute VB_Creatable = False Attribute VB_PredeclaredId = True Attribute VB_Exposed = False Option Explicit Private Sub Command1_MouseDown(Button As Integer, Shift As Integer, x As Single, Y As Single) Label1 = "" Label2 = "" End Sub Private Sub Command1_Click() Label1 = GetCpuName() & " CPU" Label2 = "You have a" & IIf(InStr("AEIOU", Left$(Label1, 1)), "n", "") End Sub ------------------------------end------------------------- 下面是modu1e.bas的源代码----------------------module1.bas的源文件-------------------------- Option Explicit ' 'This shows how to incorporate machine code into VB ''''''''''''''''''''''''''''''''''''''''''''''''''' 'The example fills the array with a few machine instructions and then copies 'them to a procedure address. The modified procedure is then called thru 'CallWindowProc. The result of this specific machine code is your CPU Vendor Name. ' '########################################################################## 'Apparently it gets a Stack Pointer Error, but I don't know why; if anybody 'can fix that please let me know... [email protected] 'The Error is not present in the native compiled version; so I think it got 'something to do with the P-Code Calling Convention (strange though)... '########################################################################## ' 'Sub Dummy serves to reserve some space to copy the machine instructions into. ' ' 'Tested on Intel and AMD CPU's (uncompiled and compiled) ' ' Private Declare Function CallWindowProc Lib "user32" Alias "CallWindowProcA" (ByVal lpPrevWndFunc As Long, ByVal hWnd As Long, ByVal Msg As Long, ByVal wParam As Long, ByVal lParam As Long) As Long Private Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (lpvDest As Any, lpvSource As Any, ByVal cbCopy As Long) Private x As Long Public Function GetCpuName() As String Dim MachineCode(0 To 35) As Byte Dim VarAddr As Long Dim FunctAddr As Long Dim EAX As Long Dim CPUName(1 To 12) As Byte 'set up machine code MachineCode(0) = &H55 'push ebp MachineCode(1) = &H8B 'move ebp,esp MachineCode(2) = &HEC MachineCode(3) = &H57 'push edi MachineCode(4) = &H52 'push edx MachineCode(5) = &H51 'push ecx MachineCode(6) = &H53 'push ebx MachineCode(7) = &H8B 'move eax,dword ptr [ebp+8] MachineCode(8) = &H45 MachineCode(9) = &H8 MachineCode(10) = &HF 'cpuid MachineCode(11) = &HA2 MachineCode(12) = &H8B 'mov edi,dword ptr [ebp+12] MachineCode(13) = &H7D MachineCode(14) = &HC MachineCode(15) = &H89 'move dword ptr [edi],ebx MachineCode(16) = &H1F MachineCode(17) = &H8B 'mov edi,dword ptr [ebp+16] MachineCode(18) = &H7D MachineCode(19) = &H10 MachineCode(20) = &H89 'move dword ptr [edi],ecx MachineCode(21) = &HF MachineCode(22) = &H8B 'mov edi,dword ptr [ebp+20] MachineCode(23) = &H7D MachineCode(24) = &H14 MachineCode(25) = &H89 'move dword ptr [edi],edx MachineCode(26) = &H17 MachineCode(27) = &H58 'pop ebx MachineCode(28) = &H59 'pop ecx MachineCode(29) = &H5A 'pop edx MachineCode(30) = &H55 'pop edi MachineCode(31) = &HC9 'leave MachineCode(32) = &HC2 'ret 16 I tried everything from 0 to 24 MachineCode(33) = &H10 ' but all produce the stack error MachineCode(34) = &H0 'tell cpuid what we want EAX = 0 'get address of Machine Code VarAddr = VarPtr(MachineCode(0)) 'get address of Sub Dummy FunctAddr = GetAddress(AddressOf Dummy) 'copy the Machine Code to where it can be called CopyMemory ByVal FunctAddr, ByVal VarAddr, 35 '35 bytes machine code 'call it On Error Resume Next 'apparently it gets a stack pointer error when in P-Code but i dont know why CallWindowProc FunctAddr, EAX, VarPtr(CPUName(1)), VarPtr(CPUName(9)), VarPtr(CPUName(5)) 'Debug.Print Err; Err.Description 'MsgBox Err & Err.Description On Error GoTo 0 GetCpuName = StrConv(CPUName(), vbUnicode) 'UnicodeName End Function Private Function GetAddress(Address As Long) As Long GetAddress = Address End Function Private Sub Dummy() 'the code below just reserves some space to copy the machine code into 'it is never executed x = 0 x = 1 x = 2 x = 3 x = 4 x = 5 x = 6 x = 7 x = 8 x = 9 x = 10 x = 0 x = 1 x = 2 x = 3 x = 4 x = 5 x = 6 x = 7 x = 8 x = 9 x = 10 End Sub
作者: wl3000wl 下面的例子完全用VB进行ASM编程的示例,本例获得CPU ID.
工程文件分为一个form1.frm 和一个模块module1.bas
----------------------form1.frm的源文件VERSION 5.00
Begin VB.Form Form1 Caption = "Form1"
ClientHeight = 1965
ClientLeft = 60
ClientTop = 345
ClientWidth = 3105
LinkTopic = "Form1"
ScaleHeight = 1965
ScaleWidth = 3105
StartUpPosition = 2 'Bildschirmmitte
Begin VB.CommandButton Command1 Caption = "Get CPU Name"
Height = 495
Left = 840
TabIndex = 0
Top = 315
Width = 1425
End
Begin VB.Label Label2 Alignment = 2 'Zentriert
AutoSize = -1 'True
BeginProperty Font Name = "MS Sans Serif"
Size = 9.75
Charset = 0
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 240
Left = 1515
TabIndex = 2
Top = 1065
Width = 60
End
Begin VB.Label Label1 Alignment = 2 'Zentriert
AutoSize = -1 'True
BeginProperty Font Name = "Arial"
Size = 12
Charset = 0
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 285
Left = 1515
TabIndex = 1
Top = 1350
Width = 75
End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Private Sub Command1_MouseDown(Button As Integer, Shift As Integer, x As Single, Y As Single)
Label1 = ""
Label2 = ""
End Sub
Private Sub Command1_Click()
Label1 = GetCpuName() & " CPU"
Label2 = "You have a" & IIf(InStr("AEIOU", Left$(Label1, 1)), "n", "")
End Sub
------------------------------end-------------------------
下面是modu1e.bas的源代码----------------------module1.bas的源文件--------------------------
Option Explicit
'
'This shows how to incorporate machine code into VB
'''''''''''''''''''''''''''''''''''''''''''''''''''
'The example fills the array with a few machine instructions and then copies
'them to a procedure address. The modified procedure is then called thru
'CallWindowProc. The result of this specific machine code is your CPU Vendor Name.
'
'##########################################################################
'Apparently it gets a Stack Pointer Error, but I don't know why; if anybody
'can fix that please let me know... [email protected]
'The Error is not present in the native compiled version; so I think it got
'something to do with the P-Code Calling Convention (strange though)...
'##########################################################################
'
'Sub Dummy serves to reserve some space to copy the machine instructions into.
'
'
'Tested on Intel and AMD CPU's (uncompiled and compiled)
'
'
Private Declare Function CallWindowProc Lib "user32" Alias "CallWindowProcA" (ByVal lpPrevWndFunc As Long, ByVal hWnd As Long, ByVal Msg As Long, ByVal wParam As Long, ByVal lParam As Long) As Long
Private Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (lpvDest As Any, lpvSource As Any, ByVal cbCopy As Long)
Private x As Long
Public Function GetCpuName() As String
Dim MachineCode(0 To 35) As Byte
Dim VarAddr As Long
Dim FunctAddr As Long
Dim EAX As Long
Dim CPUName(1 To 12) As Byte
'set up machine code
MachineCode(0) = &H55 'push ebp
MachineCode(1) = &H8B 'move ebp,esp
MachineCode(2) = &HEC
MachineCode(3) = &H57 'push edi
MachineCode(4) = &H52 'push edx
MachineCode(5) = &H51 'push ecx
MachineCode(6) = &H53 'push ebx
MachineCode(7) = &H8B 'move eax,dword ptr [ebp+8]
MachineCode(8) = &H45
MachineCode(9) = &H8
MachineCode(10) = &HF 'cpuid
MachineCode(11) = &HA2
MachineCode(12) = &H8B 'mov edi,dword ptr [ebp+12]
MachineCode(13) = &H7D
MachineCode(14) = &HC
MachineCode(15) = &H89 'move dword ptr [edi],ebx
MachineCode(16) = &H1F
MachineCode(17) = &H8B 'mov edi,dword ptr [ebp+16]
MachineCode(18) = &H7D
MachineCode(19) = &H10
MachineCode(20) = &H89 'move dword ptr [edi],ecx
MachineCode(21) = &HF
MachineCode(22) = &H8B 'mov edi,dword ptr [ebp+20]
MachineCode(23) = &H7D
MachineCode(24) = &H14
MachineCode(25) = &H89 'move dword ptr [edi],edx
MachineCode(26) = &H17
MachineCode(27) = &H58 'pop ebx
MachineCode(28) = &H59 'pop ecx
MachineCode(29) = &H5A 'pop edx
MachineCode(30) = &H55 'pop edi
MachineCode(31) = &HC9 'leave
MachineCode(32) = &HC2 'ret 16 I tried everything from 0 to 24
MachineCode(33) = &H10 ' but all produce the stack error
MachineCode(34) = &H0
'tell cpuid what we want
EAX = 0
'get address of Machine Code
VarAddr = VarPtr(MachineCode(0))
'get address of Sub Dummy
FunctAddr = GetAddress(AddressOf Dummy)
'copy the Machine Code to where it can be called
CopyMemory ByVal FunctAddr, ByVal VarAddr, 35 '35 bytes machine code
'call it
On Error Resume Next 'apparently it gets a stack pointer error when in P-Code but i dont know why
CallWindowProc FunctAddr, EAX, VarPtr(CPUName(1)), VarPtr(CPUName(9)), VarPtr(CPUName(5))
'Debug.Print Err; Err.Description
'MsgBox Err & Err.Description
On Error GoTo 0
GetCpuName = StrConv(CPUName(), vbUnicode) 'UnicodeName
End Function
Private Function GetAddress(Address As Long) As Long
GetAddress = Address
End Function
Private Sub Dummy()
'the code below just reserves some space to copy the machine code into
'it is never executed
x = 0
x = 1
x = 2
x = 3
x = 4
x = 5
x = 6
x = 7
x = 8
x = 9
x = 10
x = 0
x = 1
x = 2
x = 3
x = 4
x = 5
x = 6
x = 7
x = 8
x = 9
x = 10
End Sub
哥们,你的俺好像看过,是不是粘贴过来的吧!好像不合适阿,