mdlapi.bas

武林外传外挂源代码

Attribute VB_Name = "mdlAPI"
Option Explicit

Public Const STANDARD_RIGHTS_REQUIRED = &HF0000
Public Const SYNCHRONIZE = &H100000
Public Const SPECIFIC_RIGHTS_ALL = &HFFFF
Public Const STANDARD_RIGHTS_ALL = &H1F0000
Public Const PROCESS_VM_OPERATION = &H8&
Public Const PROCESS_VM_WRITE = &H20&
Public Const PROCESS_VM_READ = &H10&
Public Const PROCESS_ALL_ACCESS = STANDARD_RIGHTS_REQUIRED Or SYNCHRONIZE Or &HFFF

Public Const SND_NODEFAULT = &H2
Public Const SND_SYNC = &H0
Public Const SND_ASYNC = &H1

Public Const WM_KEYDOWN = &H100
Public Const WM_KEYUP = &H101

Public Declare Function FindWindow Lib "user32" Alias "FindWindowA" (ByVal lpClassName As String, ByVal lpWindowName As String) As Long
Public Declare Function GetWindowThreadProcessId Lib "user32" (ByVal hwnd As Long, lpdwProcessId As Long) As Long
Public Declare Function OpenProcess Lib "kernel32" (ByVal dwDesiredAccess As Long, ByVal bInheritHandle As Long, ByVal dwProcessId As Long) As Long
Public Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long
Public Declare Function ReadProcessMemory Lib "kernel32.dll" (ByVal hProcess As Long, ByVal lpBaseAddress As Long, ByRef lpBuffer As Any, ByVal nSize As Long, ByRef lpNumberOfBytesWritten As Long) As Long
Public Declare Function WriteProcessMemory Lib "kernel32" (ByVal hProcess As Long, lpBaseAddress As Any, lpBuffer As Any, ByVal nSize As Long, lpNumberOfBytesWritten As Long) As Long
Public Declare Sub Sleep Lib "kernel32" (ByVal dwMilliseconds As Long)
Public Declare Function sndPlaySound& Lib "winmm.dll" Alias "sndPlaySoundA" (ByVal lpszSoundName As String, ByVal uFlags As Long)
Public Declare Function GetTickCount Lib "kernel32" () As Long
Public Declare Function PostMessage Lib "user32" Alias "PostMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, ByVal lParam As Long) As Long
Public Declare Function MapVirtualKey Lib "user32" Alias "MapVirtualKeyA" (ByVal wCode As Long, ByVal wMapType As Long) As Long
Public Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (Destination As Any, Source As Any, ByVal Length As Long)

Public Sub SleepX(ms As Long)
    Dim a As Long, b As Long
    a = GetTickCount
    Do
        b = GetTickCount
        DoEvents
    Loop While b - a < ms
End Sub

Public Function MakeKeyLparam(ByVal VirtualKey As Long, ByVal flag As Long) As Long
'参数VirtualKey表示按键虚拟码,flag表示是按下键还是释放键，用WM_KEYDOWN和WM_KEYUP这两个常数表示
    Dim s As String
    Dim Firstbyte As String    'lparam参数的24-31位
    If flag = WM_KEYDOWN Then  '如果是按下键
        Firstbyte = "00"
    Else
        Firstbyte = "C0"       '如果是释放键
    End If
    Dim Scancode As Long
    '获得键的扫描码
    Scancode = MapVirtualKey(VirtualKey, 0)
    Dim Secondbyte As String   'lparam参数的16-23位，即虚拟键扫描码
    Secondbyte = Right("00" & Hex(Scancode), 2)
    s = Firstbyte & Secondbyte & "0001"  '0001为lparam参数的0-15位，即发送次数和其它扩展信息
    MakeKeyLparam = Val("&H" & s)
End Function