ioctl.cpp 466 B

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  1. /*
  2. * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
  3. *
  4. * SPDX-License-Identifier: BSD-2-Clause
  5. */
  6. #include <errno.h>
  7. #include <stdarg.h>
  8. #include <stdio.h>
  9. #include <sys/ioctl.h>
  10. #include <syscall.h>
  11. extern "C" {
  12. int ioctl(int fd, unsigned request, ...)
  13. {
  14. va_list ap;
  15. va_start(ap, request);
  16. FlatPtr arg = va_arg(ap, FlatPtr);
  17. int rc = syscall(SC_ioctl, fd, request, arg);
  18. va_end(ap);
  19. __RETURN_WITH_ERRNO(rc, rc, -1);
  20. }
  21. }