mirror/gcc
2
0
Fork 0
mirror of git://gcc.gnu.org/git/gcc.git synced 2025-04-13 13:41:12 +08:00
Code Issues Packages Projects Releases Wiki Activity

natPlainDatagramSocketImplPosix.cc (getLocalAddress): New helper function.

Browse Source 
2005-12-18  Anthony Green  <green@redhat.com>

	* gnu/java/net/natPlainDatagramSocketImplPosix.cc (getLocalAddress): 
	New helper function.
	(setOption): Use getLocalAddress.  Don't downcast value to
	InetAddress.
	(getOption): Use getLocalAddress.

From-SVN: r108779
This commit is contained in:
Anthony Green 2005-12-19 02:54:19 +00:00 committed by Anthony Green
parent f988a24784
commit 57b3c68ec5
2 changed files with 47 additions and 49 deletions

8
libjava/ChangeLog

@ -1,3 +1,11 @@
2005-12-18 Anthony Green <green@redhat.com>
* gnu/java/net/natPlainDatagramSocketImplPosix.cc (getLocalAddress):
New helper function.
(setOption): Use getLocalAddress. Don't downcast value to
InetAddress.
(getOption): Use getLocalAddress.
2005-12-16 Tom Tromey <tromey@redhat.com>
* java/lang/Class.java (getPackage): Get package from

88
libjava/gnu/java/net/natPlainDatagramSocketImplPosix.cc

@ -1,4 +1,4 @@
/* Copyright (C) 2003 Free Software Foundation
/* Copyright (C) 2003, 2005 Free Software Foundation
This file is part of libgcj.
@ -485,6 +485,38 @@ gnu::java::net::PlainDatagramSocketImpl::mcastGrp (::java::net::InetAddress *ine
throw new ::java::io::IOException (JvNewStringUTF (strerr));
}
// Helper function to get the InetAddress for a given socket (file
// descriptor).
static ::java::net::InetAddress *
getLocalAddress (int native_fd)
{
jbyteArray laddr;
union SockAddr u;
socklen_t addrlen = sizeof(u);
if (::getsockname (native_fd, (sockaddr*) &u, &addrlen) != 0)
{
char* strerr = strerror (errno);
throw new ::java::net::SocketException (JvNewStringUTF (strerr));
}
if (u.address.sin_family == AF_INET)
{
laddr = JvNewByteArray (4);
memcpy (elements (laddr), &u.address.sin_addr, 4);
}
#ifdef HAVE_INET6
else if (u.address.sin_family == AF_INET6)
{
laddr = JvNewByteArray (16);
memcpy (elements (laddr), &u.address6.sin6_addr, 16);
}
#endif
else
throw new ::java::net::SocketException (JvNewStringUTF ("invalid family"));
return new ::java::net::InetAddress (laddr, NULL);
}
void
gnu::java::net::PlainDatagramSocketImpl::setOption (jint optID,
::java::lang::Object *value)
@ -605,8 +637,10 @@ gnu::java::net::PlainDatagramSocketImpl::setOption (jint optID,
return;
case _Jv_IP_MULTICAST_LOOP_ :
haddress = ((::java::net::InetAddress *) value)->addr;
len = haddress->length;
// cache the local address
if (localAddress == NULL)
localAddress = getLocalAddress (native_fd);
len = localAddress->addr->length;
if (len == 4)
{
level = IPPROTO_IP;
@ -650,8 +684,6 @@ gnu::java::net::PlainDatagramSocketImpl::getOption (jint optID)
{
int val;
socklen_t val_len = sizeof(val);
union SockAddr u;
socklen_t addrlen = sizeof(u);
int level, opname;
switch (optID)
@ -697,27 +729,7 @@ gnu::java::net::PlainDatagramSocketImpl::getOption (jint optID)
case _Jv_SO_BINDADDR_:
// cache the local address
if (localAddress == NULL)
{
jbyteArray laddr;
if (::getsockname (native_fd, (sockaddr*) &u, &addrlen) != 0)
goto error;
if (u.address.sin_family == AF_INET)
{
laddr = JvNewByteArray (4);
memcpy (elements (laddr), &u.address.sin_addr, 4);
}
#ifdef HAVE_INET6
else if (u.address.sin_family == AF_INET6)
{
laddr = JvNewByteArray (16);
memcpy (elements (laddr), &u.address6.sin6_addr, 16);
}
#endif
else
throw new ::java::net::SocketException (
JvNewStringUTF ("invalid family"));
localAddress = new ::java::net::InetAddress (laddr, NULL);
}
localAddress = getLocalAddress (native_fd);
return localAddress;
break;
case _Jv_SO_REUSEADDR_ :
@ -761,29 +773,7 @@ gnu::java::net::PlainDatagramSocketImpl::getOption (jint optID)
case _Jv_IP_MULTICAST_LOOP_ :
// cache the local address
if (localAddress == NULL)
{
jbyteArray laddr;
if (::getsockname (native_fd, (sockaddr*) &u, &addrlen) != 0)
goto error;
if (u.address.sin_family == AF_INET)
{
laddr = JvNewByteArray (4);
memcpy (elements (laddr), &u.address.sin_addr, 4);
}
#ifdef HAVE_INET6
else if (u.address.sin_family == AF_INET6)
{
laddr = JvNewByteArray (16);
memcpy (elements (laddr), &u.address6.sin6_addr, 16);
}
#endif
else
throw new ::java::net::SocketException (
JvNewStringUTF ("invalid family"));
localAddress = new ::java::net::InetAddress (laddr, NULL);
}
localAddress = getLocalAddress (native_fd);
if (localAddress->addr->length == 4)
{
level = IPPROTO_IP;