KiValidateComponentName

NTSTATUS __stdcall KiValidateComponentName(STRSAFE_PCNZCH psz){
  _DWORD *v1; 
  _DWORD *v2; 
  NTSTATUS result; 
  unsigned __int64 v5; 
  unsigned int v6; 
  __int64 v7; 
  INT64 v8; 
  v2 = v1;
  result = MmIsAddressValidEx((INT64)psz);
  if( !(_BYTE)result )
    goto LABEL_12;
  v5 = (unsigned __int64)psz & 0xFFFFFFFFFFFFF000ui64;
  v6 = 257;
  if( (unsigned __int64)&psz[-((unsigned __int64)psz & 0xFFFFFFFFFFFFF000ui64)] > 0xEFF )
  {
    v7 = -1i64;
    if( v5 + 4096 >= v5 )
      v7 = v5 + 4096;
    v8 = 0i64;
    if( v5 + 4096 >= v5 )
      v8 = v7;
    if( !v8 || !MmIsAddressValidEx(v8) )
      v6 = v5 - (_DWORD)psz + 4096;
  }
  result = RtlStringCbLengthA((PSTR)psz, (UINT64 *)v6);
  if( result >= 0 )
  {
    result = 1;
    *v2 = 0;
  }
  else
  {
LABEL_12:
    LOBYTE(result) = 0;
  }
  return result;
}

Referenced by: