PiCMCaptureObjectInputData

NTSTATUS __stdcall PiCMCaptureObjectInputData(
        VOID *IoctlInputBuffer,
        UINT64 IoctlInputBufferSize,
        _CMAPI_INPUT_OBJECT_DATA *ObjectData){
  __int64 v3; 
  __int64 v4; 
  int v5; 
  char CallerMode; 
  int UserModeCallersCopy; 
  char *v8; 
  _QWORD *v9; 
  VOID *v10; 
  char *v12; 
  UINT64 v13; 
  UINT64 AllocateDestination; 

  v4 = v3;
  v5 = 0;
  CallerMode = KeGetCurrentThread()->PreviousMode;
  UserModeCallersCopy = 0;
  if( !IoctlInputBuffer || !(_DWORD)IoctlInputBufferSize )
  {
    UserModeCallersCopy = -1073741811;
    goto LABEL_16;
  }
  if( (_DWORD)ObjectData )
  {
    if( ((unsigned __int8)IoctlInputBuffer & 3) != 0 )
      ExRaiseDatatypeMisalignment();
    v8 = (char *)IoctlInputBuffer + (unsigned int)IoctlInputBufferSize;
    if( (unsigned __int64)v8 > 0x7FFFFFFF0000i64 || v8 < IoctlInputBuffer )
      MEMORY[0x7FFFFFFF0000] = 0;
    if( (unsigned int)IoctlInputBufferSize >= 0x1C && *(_DWORD *)IoctlInputBuffer == 28 )
    {
      *(_DWORD *)v3 = 40;
      *(_DWORD *)(v3 + 4) = *((_DWORD *)IoctlInputBuffer + 1);
      *(_DWORD *)(v3 + 8) = *((_DWORD *)IoctlInputBuffer + 2);
      *(_QWORD *)(v3 + 16) = *((unsigned int *)IoctlInputBuffer + 3);
      *(_DWORD *)(v3 + 24) = *((_DWORD *)IoctlInputBuffer + 4);
      *(_DWORD *)(v3 + 28) = *((_DWORD *)IoctlInputBuffer + 5);
      *(_DWORD *)(v3 + 32) = *((_DWORD *)IoctlInputBuffer + 6);
    }
    else
    {
      UserModeCallersCopy = -1073741811;
    }
  }
  else
  {
    if( ((unsigned __int8)IoctlInputBuffer & 7) != 0 )
      ExRaiseDatatypeMisalignment();
    v12 = (char *)IoctlInputBuffer + (unsigned int)IoctlInputBufferSize;
    if( (unsigned __int64)v12 > 0x7FFFFFFF0000i64 || v12 < IoctlInputBuffer )
      MEMORY[0x7FFFFFFF0000] = 0;
    if( (unsigned int)IoctlInputBufferSize < 0x28 )
    {
      UserModeCallersCopy = -1073741811;
    }
    else
    {
      *(_OWORD *)v3 = *(_OWORD *)IoctlInputBuffer;
      *(_OWORD *)(v3 + 16) = *((_OWORD *)IoctlInputBuffer + 1);
      *(_QWORD *)(v3 + 32) = *((_QWORD *)IoctlInputBuffer + 4);
      if( *(_DWORD *)v3 != 40 )
        UserModeCallersCopy = -1073741811;
    }
  }
  if( UserModeCallersCopy < 0 )
    goto LABEL_33;
  v9 = (_QWORD *)(v3 + 16);
  v10 = *(VOID **)(v3 + 16);
  *(_QWORD *)(v3 + 16) = 0i64;
  if( !v10 )
  {
    if( !*(_DWORD *)(v3 + 24) )
      goto LABEL_16;
    goto LABEL_32;
  }
  v13 = *(unsigned int *)(v3 + 24);
  if( (unsigned int)v13 >= 2 )
  {
    LODWORD(AllocateDestination) = 1;
    UserModeCallersCopy = PiControlMakeUserModeCallersCopy(
                            (VOID **)(v3 + 16),
                            v10,
                            v13,
                            2ui64,
                            CallerMode,
                            AllocateDestination);
    if( UserModeCallersCopy < 0 )
    {
      *v9 = 0i64;
      *(_DWORD *)(v4 + 24) = 0;
    }
    else
    {
      v5 = 1;
      *(_WORD *)(*v9 + 2 * ((unsigned __int64)*(unsigned int *)(v4 + 24) >> 1) - 2) = 0;
    }
LABEL_16:
    if( UserModeCallersCopy >= 0 )
      return UserModeCallersCopy;
    goto LABEL_33;
  }
LABEL_32:
  UserModeCallersCopy = -1073741811;
LABEL_33:
  if( v5 )
    PiControlFreeUserModeCallersBuffer(CallerMode, *(PVOID *)(v4 + 16));
  *(_OWORD *)v4 = 0i64;
  *(_OWORD *)(v4 + 16) = 0i64;
  *(_QWORD *)(v4 + 32) = 0i64;
  return UserModeCallersCopy;
}

Referenced by: