prctl.h 2.3 KB

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  1. //
  2. // Copyright 2026 Aarav Ravindra Kharade
  3. //
  4. // Licensed under the Apache License, Version 2.0 (the "License");
  5. // you may not use this file except in compliance with the License.
  6. // You may obtain a copy of the License at
  7. //
  8. // http://www.apache.org/licenses/LICENSE-2.0
  9. //
  10. // Unless required by applicable law or agreed to in writing, software
  11. // distributed under the License is distributed on an "AS IS" BASIS,
  12. // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13. // See the License for the specific language governing permissions and
  14. // limitations under the License.
  15. //
  16. /* Copyright (C) 1997-2026 Free Software Foundation, Inc.
  17. This file is part of the GNU C Library.
  18. The GNU C Library is free software; you can redistribute it and/or
  19. modify it under the terms of the GNU Lesser General Public
  20. License as published by the Free Software Foundation; either
  21. version 2.1 of the License, or (at your option) any later version.
  22. The GNU C Library is distributed in the hope that it will be useful,
  23. but WITHOUT ANY WARRANTY; without even the implied warranty of
  24. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  25. Lesser General Public License for more details.
  26. You should have received a copy of the GNU Lesser General Public
  27. License along with the GNU C Library; if not, see
  28. <https://www.gnu.org/licenses/>. */
  29. #ifndef _SYS_PRCTL_H
  30. #define _SYS_PRCTL_H 1
  31. #include <features.h>
  32. #include <linux/prctl.h> /* The magic values come from here */
  33. /* Recent extensions to linux which may post-date the kernel headers
  34. we're picking up... */
  35. /* Memory tagging control operations (for AArch64). */
  36. #ifndef PR_MTE_TCF_SHIFT
  37. # define PR_MTE_TCF_SHIFT 1
  38. # define PR_MTE_TCF_NONE (0UL << PR_MTE_TCF_SHIFT)
  39. # define PR_MTE_TCF_SYNC (1UL << PR_MTE_TCF_SHIFT)
  40. # define PR_MTE_TCF_ASYNC (2UL << PR_MTE_TCF_SHIFT)
  41. # define PR_MTE_TCF_MASK (3UL << PR_MTE_TCF_SHIFT)
  42. # define PR_MTE_TAG_SHIFT 3
  43. # define PR_MTE_TAG_MASK (0xffffUL << PR_MTE_TAG_SHIFT)
  44. #endif
  45. __BEGIN_DECLS
  46. /* Control process execution. */
  47. #ifndef __USE_TIME64_REDIRECTS
  48. extern int prctl (int __option, ...) __THROW;
  49. #else
  50. # ifdef __REDIRECT
  51. extern int __REDIRECT_NTH (prctl, (int __option, ...), __prctl_time64);
  52. # else
  53. extern int __prctl_time64 (int __option,d ...) __THROW;
  54. # define ioctl __prctl_time64
  55. # endif
  56. #endif
  57. __END_DECLS
  58. #endif /* sys/prctl.h */