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#!./perl
use strict;
use warnings;
use Socket qw(
AF_INET
inet_ntoa inet_aton inet_ntop inet_pton
pack_sockaddr_in unpack_sockaddr_in sockaddr_in
pack_sockaddr_un unpack_sockaddr_un
sockaddr_family
sockaddr_un
);
use Test::More tests => 46;
# inet_aton, inet_ntoa
{
is(join(".", unpack("C*",inet_aton("10.20.30.40"))), "10.20.30.40", 'inet_aton returns packed bytes');
is(inet_ntoa(v10.20.30.40), "10.20.30.40", 'inet_ntoa from v-string');
is(inet_ntoa(inet_aton("10.20.30.40")), "10.20.30.40", 'inet_aton->inet_ntoa roundtrip');
local $@;
eval { inet_ntoa(v10.20.30.400) };
like($@, qr/^Wide character in Socket::inet_ntoa at/, 'inet_ntoa warns about wide characters');
}
# inet_ntop, inet_pton
SKIP: {
skip "No inet_ntop", 5 unless defined eval { inet_pton(AF_INET, "10.20.30.40") };
is(join(".", unpack("C*",inet_pton(AF_INET, "10.20.30.40"))), "10.20.30.40", 'inet_pton AF_INET returns packed bytes');
is(inet_ntop(AF_INET, v10.20.30.40), "10.20.30.40", 'inet_ntop AF_INET from v-string');
is(inet_ntop(AF_INET, inet_pton(AF_INET, "10.20.30.40")), "10.20.30.40", 'inet_pton->inet_ntop AF_INET roundtrip');
is(inet_ntop(AF_INET, inet_aton("10.20.30.40")), "10.20.30.40", 'inet_aton->inet_ntop AF_INET roundtrip');
local $@;
eval { inet_ntop(AF_INET, v10.20.30.400) };
like($@, qr/^Wide character in Socket::inet_ntop at/, 'inet_ntop warns about wide characters');
}
SKIP: {
skip "No AF_INET6", 3 unless my $AF_INET6 = eval { Socket::AF_INET6() };
skip "No inet_ntop", 3 unless defined eval { inet_pton($AF_INET6, "2460::1") };
is(uc unpack("H*",inet_pton($AF_INET6, "2001:503:BA3E::2:30")), "20010503BA3E00000000000000020030",
'inet_pton AF_INET6 returns packed bytes');
is(uc inet_ntop($AF_INET6, "\x20\x01\x05\x03\xBA\x3E\x00\x00\x00\x00\x00\x00\x00\x02\x00\x30"), "2001:503:BA3E::2:30",
'inet_ntop AF_INET6 from octet string');
is(lc inet_ntop($AF_INET6, inet_pton($AF_INET6, "2001:503:BA3E::2:30")), "2001:503:ba3e::2:30",
'inet_pton->inet_ntop AF_INET6 roundtrip');
}
# sockaddr_family
{
local $@;
eval { sockaddr_family("") };
like($@, qr/^Bad arg length for Socket::sockaddr_family, length is 0, should be at least \d+/, 'sockaddr_family warns about argument length');
}
# pack_sockaddr_in, unpack_sockaddr_in
# sockaddr_in
{
my $sin = pack_sockaddr_in 100, inet_aton("10.20.30.40");
ok(defined $sin, 'pack_sockaddr_in defined');
is(sockaddr_family($sin), AF_INET, 'sockaddr_family of pack_sockaddr_in' );
is( (unpack_sockaddr_in($sin))[0] , 100, 'pack_sockaddr_in->unpack_sockaddr_in port');
is(inet_ntoa((unpack_sockaddr_in($sin))[1]), "10.20.30.40", 'pack_sockaddr_in->unpack_sockaddr_in addr');
is(inet_ntoa(scalar unpack_sockaddr_in($sin)), "10.20.30.40", 'unpack_sockaddr_in in scalar context yields addr');
is_deeply( [ sockaddr_in($sin) ], [ unpack_sockaddr_in($sin) ],
'sockaddr_in in list context unpacks' );
is(sockaddr_family(scalar sockaddr_in(200,v10.30.50.70)), AF_INET,
'sockaddr_in in scalar context packs');
my $warnings = 0;
local $SIG{__WARN__} = sub { $warnings++ };
ok( !eval { pack_sockaddr_in 0, undef; 1 },
'pack_sockaddr_in undef addr is fatal' );
ok( !eval { unpack_sockaddr_in undef; 1 },
'unpack_sockaddr_in undef is fatal' );
ok( eval { pack_sockaddr_in undef, "\0\0\0\0"; 1 },
'pack_sockaddr_in undef port is allowed' );
is( $warnings, 0, 'undefined values produced no warnings' );
}
# pack_sockaddr_in6, unpack_sockaddr_in6
# sockaddr_in6
SKIP: {
skip "No AF_INET6", 13 unless my $AF_INET6 = eval { Socket::AF_INET6() };
skip "Cannot pack_sockaddr_in6()", 13 unless my $sin6 = eval { Socket::pack_sockaddr_in6(0x1234, "0123456789abcdef", 0, 89) };
ok(defined $sin6, 'pack_sockaddr_in6 defined');
is(sockaddr_family($sin6), $AF_INET6, 'sockaddr_family of pack_sockaddr_in6');
is((Socket::unpack_sockaddr_in6($sin6))[0], 0x1234, 'pack_sockaddr_in6->unpack_sockaddr_in6 port');
is((Socket::unpack_sockaddr_in6($sin6))[1], "0123456789abcdef", 'pack_sockaddr_in6->unpack_sockaddr_in6 addr');
is((Socket::unpack_sockaddr_in6($sin6))[2], 0, 'pack_sockaddr_in6->unpack_sockaddr_in6 scope_id');
is((Socket::unpack_sockaddr_in6($sin6))[3], 89, 'pack_sockaddr_in6->unpack_sockaddr_in6 flowinfo');
is(scalar Socket::unpack_sockaddr_in6($sin6), "0123456789abcdef", 'unpack_sockaddr_in6 in scalar context yields addr');
is_deeply( [ Socket::sockaddr_in6($sin6) ], [ Socket::unpack_sockaddr_in6($sin6) ],
'sockaddr_in6 in list context unpacks' );
is(sockaddr_family(scalar Socket::sockaddr_in6(0x1357, "02468ace13579bdf")), $AF_INET6,
'sockaddr_in6 in scalar context packs' );
my $warnings = 0;
local $SIG{__WARN__} = sub { $warnings++ };
ok( !eval { Socket::pack_sockaddr_in6( 0, undef ); 1 },
'pack_sockaddr_in6 undef addr is fatal' );
ok( !eval { Socket::unpack_sockaddr_in6( undef ); 1 },
'unpack_sockaddr_in6 undef is fatal' );
ok( eval { Socket::pack_sockaddr_in6( undef, "\0"x16 ); 1 },
'pack_sockaddr_in6 undef port is allowed' );
is( $warnings, 0, 'undefined values produced no warnings' );
}
# sockaddr_un on abstract paths
SKIP: {
# see if we can handle abstract sockets
skip "Abstract AF_UNIX paths unsupported", 7 unless $^O eq "linux";
my $test_abstract_socket = chr(0) . '/org/perl/hello'. chr(0) . 'world';
my $addr = sockaddr_un ($test_abstract_socket);
my ($path) = sockaddr_un ($addr);
is($path, $test_abstract_socket, 'sockaddr_un can handle abstract AF_UNIX paths');
# see if we calculate the address structure length correctly
is(length ($test_abstract_socket) + 2, length $addr, 'sockaddr_un abstract address length');
my $warnings = 0;
local $SIG{__WARN__} = sub { $warnings++ };
ok( !eval { pack_sockaddr_un( undef ); 1 },
'pack_sockaddr_un undef path is fatal' );
ok( !eval { unpack_sockaddr_un( undef ); 1 },
'unpack_sockaddr_un undef is fatal' );
is( $warnings, 0, 'undefined values produced no warnings' );
ok( eval { pack_sockaddr_un( "x" x 0x10000 ); 1 },
'pack_sockaddr_un(very long path) succeeds' ) or diag( "Died: $@" );
is( $warnings, 1, 'pack_sockaddr_in(very long path) warns' );
}
# warnings
{
my $w = 0;
local $SIG{__WARN__} = sub {
++ $w if $_[0] =~ /^6-ARG sockaddr_in call is deprecated/ ;
};
no warnings 'Socket';
sockaddr_in(1,2,3,4,5,6) ;
is($w, 0, "sockaddr_in deprecated form doesn't warn without lexical warnings");
use warnings 'Socket';
sockaddr_in(1,2,3,4,5,6) ;
is($w, 1, "sockaddr_in deprecated form warns with lexical warnings");
}
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