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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 03:01:46 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 03:01:46 +0000
commitf8fe689a81f906d1b91bb3220acde2a4ecb14c5b (patch)
tree26484e9d7e2c67806c2d1760196ff01aaa858e8c /src/libs/xpcom18a4/xpcom/base/nsID.h
parentInitial commit. (diff)
downloadvirtualbox-f8fe689a81f906d1b91bb3220acde2a4ecb14c5b.tar.xz
virtualbox-f8fe689a81f906d1b91bb3220acde2a4ecb14c5b.zip
Adding upstream version 6.0.4-dfsg.upstream/6.0.4-dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/libs/xpcom18a4/xpcom/base/nsID.h')
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diff --git a/src/libs/xpcom18a4/xpcom/base/nsID.h b/src/libs/xpcom18a4/xpcom/base/nsID.h
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is mozilla.org code.
+ *
+ * The Initial Developer of the Original Code is
+ * Netscape Communications Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 1998
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either of the GNU General Public License Version 2 or later (the "GPL"),
+ * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+#ifndef nsID_h__
+#define nsID_h__
+
+#include <string.h>
+
+#ifndef nscore_h___
+#include "nscore.h"
+#endif
+
+#ifdef VBOX
+#define NSID_LENGTH 39
+#endif
+
+/**
+ * A "unique identifier". This is modeled after OSF DCE UUIDs.
+ * @status FROZEN
+ */
+
+struct nsID {
+ /**
+ * @name Indentifier values
+ */
+
+ //@{
+ PRUint32 m0;
+ PRUint16 m1;
+ PRUint16 m2;
+ PRUint8 m3[8];
+ //@}
+
+ /**
+ * @name Methods
+ */
+
+ //@{
+ /**
+ * Equivalency method. Compares this nsID with another.
+ * @return <b>PR_TRUE</b> if they are the same, <b>PR_FALSE</b> if not.
+ */
+
+ inline PRBool Equals(const nsID& other) const {
+ // One would think that this could be done faster with a really
+ // efficient implementation of memcmp(), but evidently no
+ // memcmp()'s out there are better than this code.
+ //
+ // See bug http://bugzilla.mozilla.org/show_bug.cgi?id=164580 for
+ // details.
+
+ return (PRBool)
+ ((((PRUint32*) &m0)[0] == ((PRUint32*) &other.m0)[0]) &&
+ (((PRUint32*) &m0)[1] == ((PRUint32*) &other.m0)[1]) &&
+ (((PRUint32*) &m0)[2] == ((PRUint32*) &other.m0)[2]) &&
+ (((PRUint32*) &m0)[3] == ((PRUint32*) &other.m0)[3]));
+ }
+
+ /**
+ * nsID Parsing method. Turns a {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx}
+ * string into an nsID
+ */
+ NS_COM PRBool Parse(const char *aIDStr);
+
+ /**
+ * nsID string encoder. Returns an allocated string in
+ * {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx} format. Caller should free string.
+ */
+ NS_COM char* ToString() const;
+
+#ifdef VBOX
+ /**
+ * nsID string encoder. Builds a string in
+ * {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx} format, into a char[NSID_LENGTH]
+ * buffer provided by the caller (for instance, on the stack).
+ */
+ NS_COM void ToProvidedString(char (&dest)[NSID_LENGTH]) const;
+#endif
+
+ //@}
+};
+
+/*
+ * Class IDs
+ */
+
+typedef nsID nsCID;
+
+// Define an CID
+#define NS_DEFINE_CID(_name, _cidspec) \
+ const nsCID _name = _cidspec
+
+#define REFNSCID const nsCID&
+
+/**
+ * An "interface id" which can be used to uniquely identify a given
+ * interface.
+ */
+
+typedef nsID nsIID;
+
+/**
+ * A macro shorthand for <tt>const nsIID&<tt>
+ */
+
+#define REFNSIID const nsIID&
+
+/**
+ * Define an IID
+ * obsolete - do not use this macro
+ */
+
+#define NS_DEFINE_IID(_name, _iidspec) \
+ const nsIID _name = _iidspec
+
+/**
+ * A macro to build the static const IID accessor method
+ */
+
+#define NS_DEFINE_STATIC_IID_ACCESSOR(the_iid) \
+ static const nsIID& GetIID() {static const nsIID iid = the_iid; return iid;}
+
+/**
+ * A macro to build the static const CID accessor method
+ */
+
+#define NS_DEFINE_STATIC_CID_ACCESSOR(the_cid) \
+ static const nsID& GetCID() {static const nsID cid = the_cid; return cid;}
+
+#endif
+
+