personality.h 2.6 KB

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  1. /* Copyright (C) 2002, 2007 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. The GNU C Library is free software; you can redistribute it and/or
  4. modify it under the terms of the GNU Lesser General Public
  5. License as published by the Free Software Foundation; either
  6. version 2.1 of the License, or (at your option) any later version.
  7. The GNU C Library is distributed in the hope that it will be useful,
  8. but WITHOUT ANY WARRANTY; without even the implied warranty of
  9. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  10. Lesser General Public License for more details.
  11. You should have received a copy of the GNU Lesser General Public
  12. License along with the GNU C Library; if not, write to the Free
  13. Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  14. 02111-1307 USA. */
  15. /* Taken verbatim from Linux 2.6 (include/linux/personality.h). */
  16. #ifndef _SYS_PERSONALITY_H
  17. #define _SYS_PERSONALITY_H 1
  18. #include <features.h>
  19. /* Flags for bug emulation.
  20. These occupy the top three bytes. */
  21. enum
  22. {
  23. ADDR_NO_RANDOMIZE = 0x0040000,
  24. MMAP_PAGE_ZERO = 0x0100000,
  25. ADDR_COMPAT_LAYOUT = 0x0200000,
  26. READ_IMPLIES_EXEC = 0x0400000,
  27. ADDR_LIMIT_32BIT = 0x0800000,
  28. SHORT_INODE = 0x1000000,
  29. WHOLE_SECONDS = 0x2000000,
  30. STICKY_TIMEOUTS = 0x4000000,
  31. ADDR_LIMIT_3GB = 0x8000000
  32. };
  33. /* Personality types.
  34. These go in the low byte. Avoid using the top bit, it will
  35. conflict with error returns. */
  36. enum
  37. {
  38. PER_LINUX = 0x0000,
  39. PER_LINUX_32BIT = 0x0000 | ADDR_LIMIT_32BIT,
  40. PER_SVR4 = 0x0001 | STICKY_TIMEOUTS | MMAP_PAGE_ZERO,
  41. PER_SVR3 = 0x0002 | STICKY_TIMEOUTS | SHORT_INODE,
  42. PER_SCOSVR3 = 0x0003 | STICKY_TIMEOUTS | WHOLE_SECONDS | SHORT_INODE,
  43. PER_OSR5 = 0x0003 | STICKY_TIMEOUTS | WHOLE_SECONDS,
  44. PER_WYSEV386 = 0x0004 | STICKY_TIMEOUTS | SHORT_INODE,
  45. PER_ISCR4 = 0x0005 | STICKY_TIMEOUTS,
  46. PER_BSD = 0x0006,
  47. PER_SUNOS = 0x0006 | STICKY_TIMEOUTS,
  48. PER_XENIX = 0x0007 | STICKY_TIMEOUTS | SHORT_INODE,
  49. PER_LINUX32 = 0x0008,
  50. PER_LINUX32_3GB = 0x0008 | ADDR_LIMIT_3GB,
  51. PER_IRIX32 = 0x0009 | STICKY_TIMEOUTS, /* IRIX5 32-bit */
  52. PER_IRIXN32 = 0x000a | STICKY_TIMEOUTS, /* IRIX6 new 32-bit */
  53. PER_IRIX64 = 0x000b | STICKY_TIMEOUTS, /* IRIX6 64-bit */
  54. PER_RISCOS = 0x000c,
  55. PER_SOLARIS = 0x000d | STICKY_TIMEOUTS,
  56. PER_UW7 = 0x000e | STICKY_TIMEOUTS | MMAP_PAGE_ZERO,
  57. PER_OSF4 = 0x000f,
  58. PER_HPUX = 0x0010,
  59. PER_MASK = 0x00ff,
  60. };
  61. __BEGIN_DECLS
  62. /* Set different ABIs (personalities). */
  63. extern int personality (unsigned long int __persona) __THROW;
  64. __END_DECLS
  65. #endif /* sys/personality.h */