php-doc-en/reference/network/constants.xml
Christoph Michael Becker 8e637eb0a0 Document DNS_CAA constant
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2018-03-28 16:36:53 +00:00

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<?xml version="1.0" encoding="utf-8"?>
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<appendix xml:id="network.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
&reftitle.constants;
&extension.constants.core;
<table>
<title><function>openlog</function> Options</title>
<tgroup cols="2">
<thead>
<row>
<entry>Constant</entry>
<entry>Description</entry>
</row>
</thead>
<tbody>
<row xml:id="constant.log-cons">
<entry><constant>LOG_CONS</constant></entry>
<entry>
if there is an error while sending data to the system logger,
write directly to the system console
</entry>
</row>
<row xml:id="constant.log-ndelay">
<entry><constant>LOG_NDELAY</constant></entry>
<entry>
open the connection to the logger immediately
</entry>
</row>
<row xml:id="constant.log-odelay">
<entry><constant>LOG_ODELAY</constant></entry>
<entry>
(default) delay opening the connection until the first
message is logged
</entry>
</row>
<row xml:id="constant.log-nowait">
<entry><constant>LOG_NOWAIT</constant></entry>
<entry>
</entry>
</row>
<row xml:id="constant.log-perror">
<entry><constant>LOG_PERROR</constant></entry>
<entry>print log message also to standard error</entry>
</row>
<row xml:id="constant.log-pid">
<entry><constant>LOG_PID</constant></entry>
<entry>include PID with each message</entry>
</row>
</tbody>
</tgroup>
</table>
<table>
<title><function>openlog</function> Facilities</title>
<tgroup cols="2">
<thead>
<row>
<entry>Constant</entry>
<entry>Description</entry>
</row>
</thead>
<tbody>
<row xml:id="constant.log-auth">
<entry><constant>LOG_AUTH</constant></entry>
<entry>
security/authorization messages (use <constant>LOG_AUTHPRIV</constant> instead
in systems where that constant is defined)
</entry>
</row>
<row xml:id="constant.log-authpriv">
<entry><constant>LOG_AUTHPRIV</constant></entry>
<entry>security/authorization messages (private)</entry>
</row>
<row xml:id="constant.log-cron">
<entry><constant>LOG_CRON</constant></entry>
<entry>clock daemon (cron and at)</entry>
</row>
<row xml:id="constant.log-daemon">
<entry><constant>LOG_DAEMON</constant></entry>
<entry>other system daemons</entry>
</row>
<row xml:id="constant.log-kern">
<entry><constant>LOG_KERN</constant></entry>
<entry>kernel messages</entry>
</row>
<row xml:id="constant.log-local0">
<entry><constant>LOG_LOCAL0 ... LOG_LOCAL7</constant></entry>
<entry>reserved for local use, these are not available in Windows</entry>
</row>
<row xml:id="constant.log-lpr">
<entry><constant>LOG_LPR</constant></entry>
<entry>line printer subsystem</entry>
</row>
<row xml:id="constant.log-mail">
<entry><constant>LOG_MAIL</constant></entry>
<entry>mail subsystem</entry>
</row>
<row xml:id="constant.log-news">
<entry><constant>LOG_NEWS</constant></entry>
<entry>USENET news subsystem</entry>
</row>
<row xml:id="constant.log-syslog">
<entry><constant>LOG_SYSLOG</constant></entry>
<entry>messages generated internally by syslogd</entry>
</row>
<row xml:id="constant.log-user">
<entry><constant>LOG_USER</constant></entry>
<entry>generic user-level messages</entry>
</row>
<row xml:id="constant.log-uucp">
<entry><constant>LOG_UUCP</constant></entry>
<entry>UUCP subsystem</entry>
</row>
</tbody>
</tgroup>
</table>
<table>
<title><function>syslog</function> Priorities (in descending order)</title>
<tgroup cols="2">
<thead>
<row>
<entry>Constant</entry>
<entry>Description</entry>
</row>
</thead>
<tbody>
<row xml:id="constant.log-emerg">
<entry><constant>LOG_EMERG</constant></entry>
<entry>system is unusable</entry>
</row>
<row xml:id="constant.log-alert">
<entry><constant>LOG_ALERT</constant></entry>
<entry>action must be taken immediately</entry>
</row>
<row xml:id="constant.log-crit">
<entry><constant>LOG_CRIT</constant></entry>
<entry>critical conditions</entry>
</row>
<row xml:id="constant.log-err">
<entry><constant>LOG_ERR</constant></entry>
<entry>error conditions</entry>
</row>
<row xml:id="constant.log-warning">
<entry><constant>LOG_WARNING</constant></entry>
<entry>warning conditions</entry>
</row>
<row xml:id="constant.log-notice">
<entry><constant>LOG_NOTICE</constant></entry>
<entry>normal, but significant, condition</entry>
</row>
<row xml:id="constant.log-info">
<entry><constant>LOG_INFO</constant></entry>
<entry>informational message</entry>
</row>
<row xml:id="constant.log-debug">
<entry><constant>LOG_DEBUG</constant></entry>
<entry>debug-level message</entry>
</row>
</tbody>
</tgroup>
</table>
<table>
<title><function>dns_get_record</function> Options</title>
<tgroup cols="2">
<thead>
<row>
<entry>Constant</entry>
<entry>Description</entry>
</row>
</thead>
<tbody>
<row xml:id="constant.dns-a">
<entry><constant>DNS_A</constant></entry>
<entry>IPv4 Address Resource</entry>
</row>
<row xml:id="constant.dns-caa">
<entry><constant>DNS_CAA</constant></entry>
<entry>Certification Authority Authorization Resource (available as of PHP 7.0.16 and 7.1.2)</entry>
</row>
<row xml:id="constant.dns-mx">
<entry><constant>DNS_MX</constant></entry>
<entry>Mail Exchanger Resource</entry>
</row>
<row xml:id="constant.dns-cname">
<entry><constant>DNS_CNAME</constant></entry>
<entry>Alias (Canonical Name) Resource</entry>
</row>
<row xml:id="constant.dns-ns">
<entry><constant>DNS_NS</constant></entry>
<entry>Authoritative Name Server Resource</entry>
</row>
<row xml:id="constant.dns-ptr">
<entry><constant>DNS_PTR</constant></entry>
<entry>Pointer Resource</entry>
</row>
<row xml:id="constant.dns-hinfo">
<entry><constant>DNS_HINFO</constant></entry>
<entry>Host Info Resource (See IANA's
<link xlink:href="&url.iana.system-names;"><literal>Operating System Names</literal></link>
for the meaning of these values)</entry>
</row>
<row xml:id="constant.dns-soa">
<entry><constant>DNS_SOA</constant></entry>
<entry>Start of Authority Resource</entry>
</row>
<row xml:id="constant.dns-txt">
<entry><constant>DNS_TXT</constant></entry>
<entry>Text Resource</entry>
</row>
<row xml:id="constant.dns-any">
<entry><constant>DNS_ANY</constant></entry>
<entry>Any Resource Record. On most systems
this returns all resource records, however
it should not be counted upon for critical
uses. Try <constant>DNS_ALL</constant> instead.</entry>
</row>
<row xml:id="constant.dns-aaaa">
<entry><constant>DNS_AAAA</constant></entry>
<entry>IPv6 Address Resource</entry>
</row>
<row xml:id="constant.dns-all">
<entry><constant>DNS_ALL</constant></entry>
<entry>Iteratively query the name server for
each available record type.</entry>
</row>
</tbody>
</tgroup>
</table>
</appendix>
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