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=head1 NAME |
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EV::DNS - perl interface to libevent's evdns module |
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=head1 SYNOPSIS |
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|
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use EV::DNS; |
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EV::DNS::resolve_reverse +(Socket::inet_aton "129.13.162.95"), 0, sub { |
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my ($result, $type, $ttl, @ptrs) = @_; |
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warn "resolves to @ptrs"; |
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}; |
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|
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EV::DNS::resolve_ipv4 "www.goof.com", 0, sub { |
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my ($result, $type, $ttl, @ptrs) = @_; |
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warn "resolves to " . Socket::inet_ntoa $ptrs[0] |
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if @ptrs; |
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}; |
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|
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=head1 DESCRIPTION |
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|
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This module provides an interface to libevent's evdns module, see |
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(L<http://monkey.org/~provos/libevent/>). |
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|
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=cut |
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|
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package EV::DNS; |
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|
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use strict; |
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|
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use EV; |
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|
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=head1 FUNCTIONAL INTERFACE |
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|
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TODO |
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|
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=over 4 |
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|
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=item EV::DNS::init |
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|
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Called automatically when the module is firts used. Uses resolv.conf |
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and/or some obscure win32 ibterface to initialise the nameservers and |
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other parameters. |
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|
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=item EV::DNS::shutdown $fail_requests = 1 |
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Shuts the DNS client down. |
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=item $str = EV::DNS::err_to_string $errnum |
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=item EV::DNS::nameserver_add $adress_as_unteger |
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|
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Use unpack "N", Socket::inet_aton "address". |
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|
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=item $count = EV::DNS::count_nameservers |
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=item int EV::DNS::clear_nameservers_and_suspend |
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=item int EV::DNS::resume |
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=item int EV::DNS::nameserver_ip_add $address |
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=item int EV::DNS::resolve_ipv4 $hostname, $flags, $cb->($result, $type, $ttl, @addrs); |
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=item int EV::DNS::resolve_ipv6 $hostname, $flags, $cb->($result, $type, $ttl, @addrs); |
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resolve ipv6 crashes your program in libevent versions up and including at leats 1.3e. |
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|
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=item int EV::DNS::resolve_reverse $4_or_6_bytes, $flagsm $cb->($result, $type, $ttl, @domains) |
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=item int EV::DNS::set_option $optionname, $value, $flags |
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EV::DNS::set_option "ndots:", "4" |
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=item int EV::DNS::resolv_conf_parse $flags, $filename |
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=item int EV::DNS::config_windows_nameservers |
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=item EV::DNS::search_clear |
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=item EV::DNS::search_add $domain |
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=item EV::DNS::search_ndots_set $ndots |
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|
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=back |
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=cut |
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init; |
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|
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1; |
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=head1 SEE ALSO |
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|
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L<EV>, have a look at adnshost, too, which is nice to pipe in and out of :) |
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=head1 AUTHOR |
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Marc Lehmann <schmorp@schmorp.de> |
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http://home.schmorp.de/ |
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|
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=cut |
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|
