annotate src/os/unix/ngx_os.h @ 644:ad25218fd14b NGINX_1_0_12

nginx 1.0.12 *) Feature: the "TLSv1.1" and "TLSv1.2" parameters of the "ssl_protocols" directive. *) Feature: the "if" SSI command supports captures in regular expressions. *) Bugfix: the "if" SSI command did not work inside the "block" command. *) Bugfix: in AIO error handling on FreeBSD. *) Bugfix: in the OpenSSL library initialization. *) Bugfix: the "worker_cpu_affinity" directive might not work. *) Bugfix: the "limit_conn_log_level" and "limit_req_log_level" directives might not work. *) Bugfix: the "read_ahead" directive might not work combined with "try_files" and "open_file_cache". *) Bugfix: the "proxy_cache_use_stale" directive with "error" parameter did not return answer from cache if there were no live upstreams. *) Bugfix: a segmentation fault might occur in a worker process if small time was used in the "inactive" parameter of the "proxy_cache_path" directive. *) Bugfix: responses from cache might hang. *) Bugfix: in error handling while connecting to a backend. Thanks to Piotr Sikora. *) Bugfix: in the "epoll" event method. Thanks to Yichun Zhang. *) Bugfix: the $sent_http_cache_control variable might contain a wrong value if the "expires" directive was used. Thanks to Yichun Zhang. *) Bugfix: the "limit_rate" directive did not allow to use full throughput, even if limit value was very high. *) Bugfix: the "sendfile_max_chunk" directive did not work, if the "limit_rate" directive was used. *) Bugfix: nginx could not be built on Solaris; the bug had appeared in 1.0.11. *) Bugfix: in the ngx_http_scgi_module. *) Bugfix: in the ngx_http_mp4_module.
author Igor Sysoev <http://sysoev.ru>
date Mon, 06 Feb 2012 00:00:00 +0400
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 * Copyright (C) Nginx, Inc.
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5 */
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8 #ifndef _NGX_OS_H_INCLUDED_
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9 #define _NGX_OS_H_INCLUDED_
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12 #include <ngx_config.h>
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13 #include <ngx_core.h>
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16 #define NGX_IO_SENDFILE 1
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19 typedef ssize_t (*ngx_recv_pt)(ngx_connection_t *c, u_char *buf, size_t size);
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20 typedef ssize_t (*ngx_recv_chain_pt)(ngx_connection_t *c, ngx_chain_t *in);
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21 typedef ssize_t (*ngx_send_pt)(ngx_connection_t *c, u_char *buf, size_t size);
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22 typedef ngx_chain_t *(*ngx_send_chain_pt)(ngx_connection_t *c, ngx_chain_t *in,
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23 off_t limit);
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25 typedef struct {
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26 ngx_recv_pt recv;
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27 ngx_recv_chain_pt recv_chain;
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28 ngx_recv_pt udp_recv;
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29 ngx_send_pt send;
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30 ngx_send_chain_pt send_chain;
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31 ngx_uint_t flags;
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32 } ngx_os_io_t;
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35 void ngx_debug_init(void);
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36 ngx_int_t ngx_os_init(ngx_log_t *log);
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37 void ngx_os_status(ngx_log_t *log);
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38 ngx_int_t ngx_os_specific_init(ngx_log_t *log);
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39 void ngx_os_specific_status(ngx_log_t *log);
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40 ngx_int_t ngx_daemon(ngx_log_t *log);
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41 ngx_int_t ngx_os_signal_process(ngx_cycle_t *cycle, char *sig, ngx_int_t pid);
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44 ssize_t ngx_unix_recv(ngx_connection_t *c, u_char *buf, size_t size);
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45 ssize_t ngx_readv_chain(ngx_connection_t *c, ngx_chain_t *entry);
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46 ssize_t ngx_udp_unix_recv(ngx_connection_t *c, u_char *buf, size_t size);
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47 ssize_t ngx_unix_send(ngx_connection_t *c, u_char *buf, size_t size);
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48 ngx_chain_t *ngx_writev_chain(ngx_connection_t *c, ngx_chain_t *in,
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49 off_t limit);
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51 #if (NGX_HAVE_AIO)
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52 ssize_t ngx_aio_read(ngx_connection_t *c, u_char *buf, size_t size);
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53 ssize_t ngx_aio_read_chain(ngx_connection_t *c, ngx_chain_t *cl);
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54 ssize_t ngx_aio_write(ngx_connection_t *c, u_char *buf, size_t size);
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55 ngx_chain_t *ngx_aio_write_chain(ngx_connection_t *c, ngx_chain_t *in,
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56 off_t limit);
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57 #endif
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60 extern ngx_os_io_t ngx_os_io;
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61 extern ngx_int_t ngx_ncpu;
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62 extern ngx_int_t ngx_max_sockets;
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63 extern ngx_uint_t ngx_inherited_nonblocking;
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64 extern ngx_uint_t ngx_tcp_nodelay_and_tcp_nopush;
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67 #if (NGX_FREEBSD)
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68 #include <ngx_freebsd.h>
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71 #elif (NGX_LINUX)
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72 #include <ngx_linux.h>
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75 #elif (NGX_SOLARIS)
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76 #include <ngx_solaris.h>
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79 #elif (NGX_DARWIN)
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80 #include <ngx_darwin.h>
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81 #endif
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84 #endif /* _NGX_OS_H_INCLUDED_ */