From cf9498a89fd346d3e9989cb6480ebc495ef40345 Mon Sep 17 00:00:00 2001
From: gary <gary@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Fri, 3 Nov 2006 10:16:04 +0000
Subject: 2006-11-03  Gary Benson  <gbenson@redhat.com>

	* java/net/InetAddress.java: Removed.
	* java/net/natInetAddressNoNet.cc: Likewise.
	* java/net/natInetAddressPosix.cc: Likewise.
	* java/net/natInetAddressWin32.cc: Likewise.
	* java/net/VMInetAddress.java (getLocalHostname,
	lookupInaddrAny, getHostByAddr, getHostByName,
	aton): Replace glue methods with native ones.
	* java/net/natVMInetAddressNoNet.cc: New file.
	* java/net/natVMInetAddressPosix.cc: Likewise.
	* java/net/natVMInetAddressWin32.cc: Likewise.
	* Makefile.am, configure.ac: Reflect the above.
	* sources.am, Makefile.in, configure: Rebuilt.

	* java/net/natVMNetworkInterfaceWin32.cc
	(winsock2GetRealNetworkInterfaces): Create InetAddress
	objects using InetAddress.getByAddress.
	* gnu/java/net/natPlainSocketImplWin32.cc
	(accept, getOption): Likewise.
	* gnu/java/net/natPlainDatagramSocketImplWin32.cc
	(peekData, receive, getOption): Likewise.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@118451 138bc75d-0d04-0410-961f-82ee72b054a4
---
 libjava/java/net/natVMInetAddressWin32.cc | 121 ++++++++++++++++++++++++++++++
 1 file changed, 121 insertions(+)
 create mode 100644 libjava/java/net/natVMInetAddressWin32.cc

(limited to 'libjava/java/net/natVMInetAddressWin32.cc')

diff --git a/libjava/java/net/natVMInetAddressWin32.cc b/libjava/java/net/natVMInetAddressWin32.cc
new file mode 100644
index 00000000000..259480faa96
--- /dev/null
+++ b/libjava/java/net/natVMInetAddressWin32.cc
@@ -0,0 +1,121 @@
+/* Copyright (C) 2003, 2006 Free Software Foundation
+
+   This file is part of libgcj.
+
+This software is copyrighted work licensed under the terms of the
+Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
+details.  */
+
+#include <config.h>
+#include <platform.h>
+
+#undef STRICT
+
+#include <java/net/VMInetAddress.h>
+#include <java/net/UnknownHostException.h>
+
+jstring
+java::net::VMInetAddress::getLocalHostname ()
+{
+  char buffer[400];
+  if (gethostname (buffer, sizeof(buffer)))
+    return NULL;
+  // It is admittedly non-optimal to convert the hostname to Unicode
+  // only to convert it back in getByName, but simplicity wins.
+  return JvNewStringUTF (buffer);
+}
+
+jbyteArray
+java::net::VMInetAddress::lookupInaddrAny ()
+{
+  unsigned long laddr = INADDR_ANY;
+  char *bytes = (char *) &laddr;
+  int blen = sizeof (laddr);
+  jbyteArray result = JvNewByteArray (blen);
+  memcpy (elements (result), bytes, blen);
+  return result;
+}
+
+jstring
+java::net::VMInetAddress::getHostByAddr (jbyteArray addr)
+{
+  struct hostent *hptr = NULL;
+  char *bytes = (char*) elements (addr);
+  int len = addr->length;
+  int type;
+  char *val;
+  if (len == 4)
+    {
+      val = bytes;
+      type = AF_INET;
+    }
+#ifdef HAVE_INET6
+  else if (len == 16)
+    {
+      val = (char *) &bytes;
+      type = AF_INET6;
+    }
+#endif /* HAVE_INET6 */
+  else
+    JvFail ("unrecognized size");
+
+  // FIXME: this is insufficient if some other piece of code calls
+  // this gethostbyaddr.
+  JvSynchronize sync (&java::net::VMInetAddress::class$);
+  hptr = gethostbyaddr (val, len, type);
+
+  if (hptr == NULL)
+    throw new java::net::UnknownHostException ();
+
+  return JvNewStringUTF (hptr->h_name);
+}
+
+JArray<jbyteArray> *
+java::net::VMInetAddress::getHostByName (jstring host)
+{
+  struct hostent *hptr = NULL;
+  JV_TEMP_UTF_STRING (hostname, host);
+
+  // FIXME: this is insufficient if some other piece of code calls
+  // this gethostbyname.
+  JvSynchronize sync (&java::net::VMInetAddress::class$);
+  hptr = gethostbyname (hostname);
+
+  if (hptr == NULL)
+    throw new java::net::UnknownHostException (host);
+
+  int count = 0;
+  char ** ptr = hptr->h_addr_list;
+  while (*ptr++)  count++;
+
+  JArray<jbyteArray> *result =
+    (JArray<jbyteArray> *) _Jv_NewObjectArray (
+      count, _Jv_GetArrayClass(JvPrimClass(byte), NULL), NULL);
+  jbyteArray* addrs = elements (result);
+
+  for (int i = 0; i < count; i++)
+    {
+      addrs[i] = JvNewByteArray (hptr->h_length);
+      memcpy (elements (addrs[i]), hptr->h_addr_list[i], hptr->h_length);
+    }
+  return result;
+}
+
+jbyteArray
+java::net::VMInetAddress::aton (jstring host)
+{
+  JV_TEMP_UTF_STRING (hostname, host);
+  char* bytes = NULL;
+  int blen = 0;
+  unsigned long laddr = inet_addr (hostname);
+  if (laddr != INADDR_NONE)
+    {
+      bytes = (char *) &laddr;
+      blen = 4;
+    }
+  if (blen == 0)
+    return NULL;
+  jbyteArray result = JvNewByteArray (blen);
+  memcpy (elements (result), bytes, blen);
+  return result;
+}
-- 
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