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src/os/unix/ngx_socket.h - nginx-1.7.10

Data types defined

Macros defined

Source code


  2. /*
  3. * Copyright (C) Igor Sysoev
  4. * Copyright (C) Nginx, Inc.
  5. */


  8. #ifndef _NGX_SOCKET_H_INCLUDED_
  9. ‌#define _NGX_SOCKET_H_INCLUDED_


  12. #include <ngx_config.h>


  15. ‌#define NGX_WRITE_SHUTDOWN SHUT_WR

  17. ‌typedef int  ngx_socket_t;

  19. ‌#define ngx_socket          socket
  20. ‌#define ngx_socket_n        "socket()"


  23. #if (NGX_HAVE_FIONBIO)

  25. int ngx_nonblocking(ngx_socket_t s);
  26. int ngx_blocking(ngx_socket_t s);

  28. ‌#define ngx_nonblocking_n   "ioctl(FIONBIO)"
  29. ‌#define ngx_blocking_n      "ioctl(!FIONBIO)"

  31. #else

  33. ‌#define ngx_nonblocking(s)  fcntl(s, F_SETFL, fcntl(s, F_GETFL) | O_NONBLOCK)
  34. ‌#define ngx_nonblocking_n   "fcntl(O_NONBLOCK)"

  36. ‌#define ngx_blocking(s)     fcntl(s, F_SETFL, fcntl(s, F_GETFL) & ~O_NONBLOCK)
  37. ‌#define ngx_blocking_n      "fcntl(!O_NONBLOCK)"

  39. #endif

  41. int ngx_tcp_nopush(ngx_socket_t s);
  42. int ngx_tcp_push(ngx_socket_t s);

  44. #if (NGX_LINUX)

  46. ‌#define ngx_tcp_nopush_n   "setsockopt(TCP_CORK)"
  47. ‌#define ngx_tcp_push_n     "setsockopt(!TCP_CORK)"

  49. #else

  51. ‌#define ngx_tcp_nopush_n   "setsockopt(TCP_NOPUSH)"
  52. ‌#define ngx_tcp_push_n     "setsockopt(!TCP_NOPUSH)"

  54. #endif


  57. ‌#define ngx_shutdown_socket    shutdown
  58. ‌#define ngx_shutdown_socket_n  "shutdown()"

  60. ‌#define ngx_close_socket    close
  61. ‌#define ngx_close_socket_n  "close() socket"


  64. #endif /* _NGX_SOCKET_H_INCLUDED_ */

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