socket-constants.h 1.6 KB

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  1. /* Socket constants which vary among Linux architectures.
  2. Copyright (C) 2019-2021 Free Software Foundation, Inc.
  3. This file is part of the GNU C Library.
  4. The GNU C Library is free software; you can redistribute it and/or
  5. modify it under the terms of the GNU Lesser General Public
  6. License as published by the Free Software Foundation; either
  7. version 2.1 of the License, or (at your option) any later version.
  8. The GNU C Library is distributed in the hope that it will be useful,
  9. but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11. Lesser General Public License for more details.
  12. You should have received a copy of the GNU Lesser General Public
  13. License along with the GNU C Library; if not, see
  14. <https://www.gnu.org/licenses/>. */
  15. #ifndef _SYS_SOCKET_H
  16. # error "Never include <bits/socket-constants.h> directly; use <sys/socket.h> instead."
  17. #endif
  18. #include <bits/timesize.h>
  19. #define SOL_SOCKET 1
  20. #define SO_ACCEPTCONN 30
  21. #define SO_BROADCAST 6
  22. #define SO_DONTROUTE 5
  23. #define SO_ERROR 4
  24. #define SO_KEEPALIVE 9
  25. #define SO_LINGER 13
  26. #define SO_OOBINLINE 10
  27. #define SO_RCVBUF 8
  28. #define SO_RCVLOWAT 18
  29. #if (__TIMESIZE == 64 && __WORDSIZE == 32 \
  30. && (!defined __SYSCALL_WORDSIZE || __SYSCALL_WORDSIZE == 32))
  31. # define SO_RCVTIMEO 66
  32. #else
  33. # define SO_RCVTIMEO 20
  34. #endif
  35. #define SO_REUSEADDR 2
  36. #define SO_SNDBUF 7
  37. #define SO_SNDLOWAT 19
  38. #if (__TIMESIZE == 64 && __WORDSIZE == 32 \
  39. && (!defined __SYSCALL_WORDSIZE || __SYSCALL_WORDSIZE == 32))
  40. # define SO_SNDTIMEO 67
  41. #else
  42. # define SO_SNDTIMEO 21
  43. #endif
  44. #define SO_TYPE 3