www.pudn.com > API_VC_HOOK-.rar > DIOC.asm

;@GOTO TRANSLATE 
 
.586P 
 
.MODEL            FLAT, STDCALL 
 
   OPTION         CASEMAP: NONE 
   INCLUDE        WINDOWS.inc 
   UNICODE        = FALSE 
   INCLUDE        APIMACRO.mac 
 
   INCLUDE        ApiHooks.inc 
 
   INCLUDELIB     iKERNEL32.lib 
   INCLUDELIB     iUSER32.lib 
 
;------------------------------------------------------------------ 
.DATA 
   hLog      HANDLE    INVALID_HANDLE_VALUE 
   FileSize  DWORD     0 
   RecSize   EQU       0C3H 
   MAX_FILE_SIZE EQU   1000*RecSize 
   TEXTA     KERNEL32,   
   TEXTA     DeviceIoControl,   
   TEXT      DIOtext,   
   TEXT      OutPart,   
   TEXT      Failed,    
   TEXT      Succeeded, 
   TEXT      LogName,   
 
.DATA? 
   Place     ACHAR     4096   DUP (?) 
 
 
.CODE 
  DllMain    PROC     DllHandle, Reason, pContext 
    MOV      EAX,     Reason 
    CMP      EAX,     DLL_PROCESS_ATTACH 
    JE       Attach 
    CMP      EAX,     DLL_PROCESS_DETACH 
    JE       Detach 
   Success: 
    MOV      EAX,     TRUE 
    RET 
 
   Attach: 
    CMP      hLog, INVALID_HANDLE_VALUE 
    JNE      Success 
    iWin32i  CreateFile, sLogName, GENERIC_WRITE, FILE_SHARE_READ,\ 
                         NULL, CREATE_ALWAYS, NULL, NULL 
    MOV      hLog, EAX 
    JMP      Success 
 
   Detach: 
    iWin32   CloseHandle, hLog 
    MOV      hLog, INVALID_HANDLE_VALUE 
    JMP      Success 
 
  DllMain    ENDP 
;------------------------------------------------------------------ 
  NewDeviceIoControl PROC    hDevice, dwIoControlCode, lpInBuffer, nInBuffer,\ 
                             lpOutBuffer, nOutBuffer, lpbytesReturned,\ 
                             lpOverlapped 
                     LOCAL   Written : DWORD 
                     CMP     FileSize, MAX_FILE_SIZE 
                     JB      @F 
                     LEAVE 
                     iWin32j DeviceIoControl 
                    @@: 
                     iWin32i wsprintf, OFFSET Place, sDIOtext, dwIoControlCode, hDevice, lpInBuffer, nInBuffer, lpOutBuffer, nOutBuffer 
                     LEA     ECX, Written 
                     iWin32  WriteFile, hLog, OFFSET Place, EAX, ECX, NULL 
                     LEA     ECX, Written 
                     iWin32  WriteFile, hLog, lpInBuffer, nInBuffer, ECX, NULL 
                     iWin32  DeviceIoControl, hDevice, dwIoControlCode, lpInBuffer, nInBuffer, lpOutBuffer, nOutBuffer, lpbytesReturned, lpOverlapped 
                     PUSHp   EAX, EAX 
                     LEA     ECX, Written 
                     iWin32  WriteFile, hLog, sOutPart, LOutPart, ECX, NULL 
                     LEA     ECX, Written 
                     iWin32  WriteFile, hLog, lpOutBuffer, nOutBuffer, ECX, NULL 
                     POP     EAX 
                     MOV     EDX, sFailed 
                     TEST    EAX, EAX 
                     MOV     EAX, LFailed 
                     JE      @F 
                     MOV     EDX, sSucceeded 
                     MOV     EAX, LSucceeded 
                    @@: 
                     LEA     ECX, Written 
                     iWin32  WriteFile, hLog, EDX, EAX, ECX, NULL 
                     ADD     FileSize, RecSize 
                     POP     EAX 
                     RET 
  NewDeviceIoControl ENDP 
 
;------------------------------------------------------------------ 
 BeginHooks DIOC   
   MkHook  ,, DeviceIoControl 
 EndHooks 
;------------------------------------------------------------------ 
 
END  DllMain 
 
:TRANSLATE 
@ECHO OFF 
ML    /c /coff /nologo DIOC.bat 
LINK3 DIOC /nologo /DLL /EXPORT:DIOC,@1,NONAME /SUBSYSTEM:WINDOWS /MERGE:.idata=.text /MERGE:.rdata=.text /IGNORE:4078 /BASE:0X77770000 
DEL   DIOC.obj 
DEL   DIOC.exp 
DEL   DIOC.lib