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natPlainDatagramSocketImpl.cc (mcastGrp): Use new RFC 2533 socket options IPV6_JOIN_GROUP...

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* java/net/natPlainDatagramSocketImpl.cc (mcastGrp): Use new RFC
	2533 socket options IPV6_JOIN_GROUP, IPV6_LEAVE_GROUP, falling
	back to old RFC 2133 variants if missing.

From-SVN: r44130
This commit is contained in:
Rainer Orth 2001-07-18 20:39:52 +00:00 committed by Rainer Orth
parent 7ba0b0f7c6
commit 06c271c3cf
2 changed files with 16 additions and 1 deletions
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6
libjava/ChangeLog
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@ -1,3 +1,9 @@
2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
* java/net/natPlainDatagramSocketImpl.cc (mcastGrp): Use new RFC
2533 socket options IPV6_JOIN_GROUP, IPV6_LEAVE_GROUP, falling
back to old RFC 2133 variants if missing.
2001-07-18 Tom Tromey <tromey@redhat.com>
* java/io/natFileWin32.cc (_access): Renamed.

11
libjava/java/net/natPlainDatagramSocketImpl.cc
View File

@ -415,7 +415,16 @@ java::net::PlainDatagramSocketImpl::mcastGrp (java::net::InetAddress *inetaddr,
else if (len == 16)
{
level = IPPROTO_IPV6;
opname = join ? IPV6_ADD_MEMBERSHIP : IPV6_DROP_MEMBERSHIP;
/* Prefer new RFC 2553 names. */
#ifndef IPV6_JOIN_GROUP
#define IPV6_JOIN_GROUP IPV6_ADD_MEMBERSHIP
#endif
#ifndef IPV6_LEAVE_GROUP
#define IPV6_LEAVE_GROUP IPV6_DROP_MEMBERSHIP
#endif
opname = join ? IPV6_JOIN_GROUP : IPV6_LEAVE_GROUP;
memcpy (&u.mreq6.ipv6mr_multiaddr, bytes, len);
// FIXME: If a non-default interface is set, use it; see Stevens p. 501.
// Maybe not, see note in last paragraph at bottom of Stevens p. 497.