annotate src/core/ngx_syslog.h @ 7104:cdbcb73239ee

Introduced time truncation to December 31, 9999 (ticket #1368). Various buffers are allocated in an assumption that there would be no more than 4 year digits. This might not be true on platforms with 64-bit time_t, as 64-bit time_t is able to represent more than that. Such dates with more than 4 year digits hardly make sense though, as various date formats in use do not allow them anyway. As such, all dates are now truncated by ngx_gmtime() to December 31, 9999. This should have no effect on valid dates, though will prevent potential buffer overflows on invalid ones.
author Maxim Dounin <mdounin@mdounin.ru>
date Wed, 13 Sep 2017 15:53:19 +0300
parents a6a2016b8e31
children 7f9935f07fe9
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
5702
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
2 /*
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
3 * Copyright (C) Nginx, Inc.
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
4 */
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
5
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
6
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
7 #ifndef _NGX_SYSLOG_H_INCLUDED_
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
8 #define _NGX_SYSLOG_H_INCLUDED_
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
9
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
10
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
11 typedef struct {
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
12 ngx_pool_t *pool;
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
13 ngx_uint_t facility;
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
14 ngx_uint_t severity;
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
15 ngx_str_t tag;
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
16
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
17 ngx_addr_t server;
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
18 ngx_connection_t conn;
6286
a6a2016b8e31 Syslog: added "nohostname" option.
Vladimir Homutov <vl@nginx.com>
parents: 5857
diff changeset
19 unsigned busy:1;
a6a2016b8e31 Syslog: added "nohostname" option.
Vladimir Homutov <vl@nginx.com>
parents: 5857
diff changeset
20 unsigned nohostname:1;
5702
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
21 } ngx_syslog_peer_t;
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
22
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
23
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
24 char *ngx_syslog_process_conf(ngx_conf_t *cf, ngx_syslog_peer_t *peer);
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
25 u_char *ngx_syslog_add_header(ngx_syslog_peer_t *peer, u_char *buf);
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
26 void ngx_syslog_writer(ngx_log_t *log, ngx_uint_t level, u_char *buf,
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
27 size_t len);
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
28 ssize_t ngx_syslog_send(ngx_syslog_peer_t *peer, u_char *buf, size_t len);
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
29
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
30
777202558122 Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
31 #endif /* _NGX_SYSLOG_H_INCLUDED_ */