Adding upstream version 7.0.14-dfsg.upstream/7.0.14-dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

6 files changed, 670 insertions, 0 deletions

diff --git a/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/.cvsignore b/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/.cvsignore
new file mode 100644
index 00000000..f3c7a7c5
--- /dev/null
+++ b/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/.cvsignore
@@ -0,0 +1 @@
+Makefile
diff --git a/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/Makefile.in b/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/Makefile.in
new file mode 100644
index 00000000..dbf13d8b
--- /dev/null
+++ b/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/Makefile.in
@@ -0,0 +1,66 @@
+#
+# ***** 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) 1999
+# 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 *****
+
+DEPTH		= ../../../..
+topsrcdir	= @top_srcdir@
+srcdir		= @srcdir@
+VPATH		= @srcdir@
+
+include $(DEPTH)/config/autoconf.mk
+
+MODULE		= xpcom
+
+XPIDL_MODULE = xpcom_xpti
+
+GRE_MODULE	= 1
+
+EXPORTS		= \
+		xptinfo.h \
+		$(NULL)
+
+XPIDLSRCS = \
+	nsIInterfaceInfo.idl          \
+	nsIInterfaceInfoManager.idl   \
+	nsIXPTLoader.idl \
+	$(NULL)
+
+EXPORTS		:= $(addprefix $(srcdir)/, $(EXPORTS))
+
+include $(topsrcdir)/config/rules.mk
+
+CFLAGS		+= -DEXPORT_XPCI_API
+
diff --git a/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/nsIInterfaceInfo.idl b/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/nsIInterfaceInfo.idl
new file mode 100644
index 00000000..f77dbcfc
--- /dev/null
+++ b/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/nsIInterfaceInfo.idl
@@ -0,0 +1,137 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* ***** 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) 1999
+ * 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 ***** */
+
+/* The nsIInterfaceInfo public declaration. */
+
+
+#include "nsISupports.idl"
+
+// forward declaration of non-XPCOM types
+
+[ptr] native nsXPTMethodInfoPtr(nsXPTMethodInfo);
+[ptr] native nsXPTConstantPtr(nsXPTConstant);
+[ptr] native nsXPTParamInfoPtr(nsXPTParamInfo);
+      native nsXPTType(nsXPTType);
+
+// We bend the rules to do a [shared] nsIID (but this is never scriptable)  
+[ptr] native nsIIDPtrShared(nsIID);
+
+%{C++
+class nsXPTMethodInfo;
+class nsXPTConstant;
+class nsXPTParamInfo;
+class nsXPTType;
+%}
+
+/* this is NOT intended to be scriptable */
+[uuid(215DBE04-94A7-11d2-BA58-00805F8A5DD7)]
+interface nsIInterfaceInfo : nsISupports
+{
+    readonly attribute string   name;
+    readonly attribute nsIIDPtr InterfaceIID;
+
+    PRBool isScriptable();
+
+    readonly attribute nsIInterfaceInfo parent;
+
+    /**
+    * These include counts for parent (and all ancestors).
+    */
+    readonly attribute PRUint16 methodCount;
+    readonly attribute PRUint16 constantCount;
+
+    /**
+    * These include methods and constants for parent (and all ancestors).
+    * 
+    * These do *not* make copies ***explicit bending of XPCOM rules***.
+    */
+    
+    void getMethodInfo(in PRUint16 index, 
+                       [shared, retval] out nsXPTMethodInfoPtr info);
+
+    void getMethodInfoForName(in string methodName, out PRUint16 index, 
+                       [shared, retval] out nsXPTMethodInfoPtr info);
+
+    void getConstant(in PRUint16 index, 
+                     [shared, retval] out nsXPTConstantPtr constant);
+
+
+    /**
+    * Get the interface information or iid associated with a param of some
+    * method in this interface.
+    */
+
+    nsIInterfaceInfo getInfoForParam(in PRUint16 methodIndex, 
+                                     [const] in nsXPTParamInfoPtr param);
+
+    nsIIDPtr getIIDForParam(in PRUint16 methodIndex, 
+                            [const] in nsXPTParamInfoPtr param);
+
+
+    /**
+    * These do *not* make copies ***explicit bending of XPCOM rules***.
+    */
+
+    nsXPTType getTypeForParam(in PRUint16 methodIndex, 
+                              [const] in nsXPTParamInfoPtr param,
+                              in PRUint16 dimension);
+
+    PRUint8 getSizeIsArgNumberForParam(in PRUint16 methodIndex, 
+                                       [const] in nsXPTParamInfoPtr param,
+                                       in PRUint16 dimension);
+
+    PRUint8 getLengthIsArgNumberForParam(in PRUint16 methodIndex, 
+                                         [const] in nsXPTParamInfoPtr param,
+                                         in PRUint16 dimension);
+
+    PRUint8 getInterfaceIsArgNumberForParam(in PRUint16 methodIndex, 
+                                            [const] in nsXPTParamInfoPtr param);
+
+    PRBool isIID(in nsIIDPtr IID);
+
+    void   getNameShared([shared,retval] out string name);
+    void   getIIDShared([shared,retval] out nsIIDPtrShared iid);
+
+    PRBool isFunction();
+
+    PRBool hasAncestor(in nsIIDPtr iid);
+
+    [notxpcom] nsresult getIIDForParamNoAlloc(in PRUint16 methodIndex, 
+                                              [const] in nsXPTParamInfoPtr param,
+                                              out nsIID iid);
+};
+
diff --git a/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/nsIInterfaceInfoManager.idl b/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/nsIInterfaceInfoManager.idl
new file mode 100644
index 00000000..48277691
--- /dev/null
+++ b/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/nsIInterfaceInfoManager.idl
@@ -0,0 +1,85 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* ***** 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) 1999
+ * 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 ***** */
+
+/* The nsIInterfaceInfoManager public declaration. */
+
+
+#include "nsISupports.idl"
+#include "nsIInterfaceInfo.idl"
+#include "nsIEnumerator.idl"
+#include "nsISimpleEnumerator.idl"
+
+/* this is NOT intended to be scriptable */
+[uuid(8B161900-BE2B-11d2-9831-006008962422)]
+interface nsIInterfaceInfoManager : nsISupports
+{
+    nsIInterfaceInfo getInfoForIID(in nsIIDPtr iid);
+    nsIInterfaceInfo getInfoForName(in string name);
+
+    nsIIDPtr getIIDForName(in string name);
+    string   getNameForIID(in nsIIDPtr iid);
+
+    nsIEnumerator enumerateInterfaces();
+
+    void autoRegisterInterfaces();
+
+    nsIEnumerator enumerateInterfacesWhoseNamesStartWith(in string prefix);
+};
+
+[uuid(0ee22850-bc6a-11d5-9134-0010a4e73d9a)]
+interface nsIInterfaceInfoSuperManager : nsIInterfaceInfoManager
+{
+    void addAdditionalManager(in nsIInterfaceInfoManager manager);        
+    void removeAdditionalManager(in nsIInterfaceInfoManager manager);        
+
+    PRBool hasAdditionalManagers();
+    nsISimpleEnumerator enumerateAdditionalManagers();
+};
+
+%{C++
+#define NS_INTERFACEINFOMANAGER_SERVICE_CLASSNAME  \
+   "Interface Information Manager Service"
+
+#define NS_INTERFACEINFOMANAGER_SERVICE_CID            \
+ { /* 13bef784-f8e0-4f96-85c1-09f9ef4f9a19 */          \
+  0x13bef784, 0xf8e0, 0x4f96,                          \
+  {0x85, 0xc1, 0x09, 0xf9, 0xef, 0x4f, 0x9a, 0x19} }  
+
+#define NS_INTERFACEINFOMANAGER_SERVICE_CONTRACTID  \
+   "@mozilla.org/xpti/interfaceinfomanager-service;1"
+%}
+
diff --git a/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/nsIXPTLoader.idl b/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/nsIXPTLoader.idl
new file mode 100644
index 00000000..8918daa3
--- /dev/null
+++ b/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/nsIXPTLoader.idl
@@ -0,0 +1,100 @@
+/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* ***** 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 the external XPT loader interface.
+ *
+ * The Initial Developer of the Original Code is
+ * Netscape Communications Corp.
+ * Portions created by the Initial Developer are Copyright (C) 2002
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *   John Bandhauer <jband@netscape.com>
+ *   Alec Flett <alecf@netscape.com>
+ *
+ * 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 ***** */
+
+
+#include "nsISupports.idl"
+#include "nsILocalFile.idl"
+#include "nsIInputStream.idl"
+
+/**
+ * Implement nsIXPTLoaderSink if you want to enumerate the entries in
+ * an XPT archive of some kind
+ */
+[scriptable, uuid(6E48C500-8682-4730-ADD6-7DB693B9E7BA)]
+interface nsIXPTLoaderSink : nsISupports {
+    
+    /**
+     * called by the loader for each entry in the archive
+     * @param itemName the name of this particular item in the archive
+     * @param index the index of the item inthe archive
+     * @param stream contains the contents of the xpt file
+     */
+    void foundEntry(in string itemName,
+                    in long index,
+                    in nsIInputStream xptData);
+};
+
+/**
+ * The XPT loader interface: implemented by a loader to grab an input
+ * stream which will be consumed by the interface loader.
+ */
+[scriptable, uuid(368A15D9-17A9-4c2b-AC3D-A35B3A22B876)]
+interface nsIXPTLoader : nsISupports {
+    /**
+     * enumerate entries in the given archive
+     * for each entry found, the loader will call the sink's
+     * foundEntry() method with the appropriate information and a
+     * stream that the consumer can read from
+     * @param file the file to read from
+     * @param sink an object which will be called with each file found
+     *             in the file
+     */
+    void enumerateEntries(in nsILocalFile file,
+                          in nsIXPTLoaderSink sink );
+
+    /**
+     * Load a specific entry from the archive
+     * @param file the file to read from
+     * @param name the name of the xpt within the file
+     * @return an input stream that will read the raw xpt data from
+     *         the file
+     */
+    nsIInputStream loadEntry(in nsILocalFile file,
+                             in string name);
+};
+
+
+%{C++
+
+// the first part of the contractID for any loader
+// append the type of loader that you need, such as "zip"
+#define NS_XPTLOADER_CONTRACTID_PREFIX \
+   "@mozilla.org/xptinfo/loader;1&type="
+
+%}
diff --git a/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/xptinfo.h b/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/xptinfo.h
new file mode 100644
index 00000000..076482a6
--- /dev/null
+++ b/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/xptinfo.h
@@ -0,0 +1,281 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* ***** 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) 1999
+ * 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 ***** */
+
+/* XPTI_PUBLIC_API and XPTI_GetInterfaceInfoManager declarations. */
+
+#ifndef xptiinfo_h___
+#define xptiinfo_h___
+
+#include "prtypes.h"
+#include "xpt_struct.h"
+
+#ifdef VBOX_WITH_XPCOM_NAMESPACE_CLEANUP
+#define XPTI_GetInterfaceInfoManager VBoxNsxpXPTI_GetInterfaceInfoManager
+#define XPTI_FreeInterfaceInfoManager VBoxNsxpXPTI_FreeInterfaceInfoManager
+#endif /* VBOX_WITH_XPCOM_NAMESPACE_CLEANUP */
+
+/*
+ * The linkage of XPTI API functions differs depending on whether the file is
+ * used within the XPTI library or not.  Any source file within the XPTI
+ * library should define EXPORT_XPTI_API whereas any client of the library
+ * should not.
+ */
+#ifdef EXPORT_XPTI_API
+#define XPTI_PUBLIC_API(t)    PR_IMPLEMENT(t)
+#define XPTI_PUBLIC_DATA(t)   PR_IMPLEMENT_DATA(t)
+#if defined(_WIN32)
+#    define XPTI_EXPORT           __declspec(dllexport)
+#elif defined(XP_OS2) && defined(__declspec)
+#    define XPTI_EXPORT           __declspec(dllexport)
+#elif defined(XP_OS2_VACPP)
+#    define XPTI_EXPORT           extern
+#else
+#    define XPTI_EXPORT
+#endif
+#else
+#if defined(_WIN32)
+#    define XPTI_PUBLIC_API(t)    __declspec(dllimport) t
+#    define XPTI_PUBLIC_DATA(t)   __declspec(dllimport) t
+#    define XPTI_EXPORT           __declspec(dllimport)
+#elif defined(XP_OS2) && defined(__declspec)
+#    define XPTI_PUBLIC_API(t)    __declspec(dllimport) t
+#    define XPTI_PUBLIC_DATA(t)   __declspec(dllimport) t
+#    define XPTI_EXPORT           __declspec(dllimport)
+#elif defined(XP_OS2_VACPP)
+#    define XPTI_PUBLIC_API(t)    extern t
+#    define XPTI_PUBLIC_DATA(t)   extern t
+#    define XPTI_EXPORT           extern
+#else
+#    define XPTI_PUBLIC_API(t)    PR_IMPLEMENT(t)
+#    define XPTI_PUBLIC_DATA(t)   t
+#    define XPTI_EXPORT
+#endif
+#endif
+#define XPTI_FRIEND_API(t)    XPTI_PUBLIC_API(t)
+#define XPTI_FRIEND_DATA(t)   XPTI_PUBLIC_DATA(t)
+
+class nsIInterfaceInfoManager;
+PR_BEGIN_EXTERN_C
+// Even if this is a service, it is cool to provide a direct accessor
+XPTI_PUBLIC_API(nsIInterfaceInfoManager*)
+XPTI_GetInterfaceInfoManager();
+
+// Even if this is a service, it is cool to provide a direct accessor
+XPTI_PUBLIC_API(void)
+XPTI_FreeInterfaceInfoManager();
+PR_END_EXTERN_C
+
+
+
+// Flyweight wrapper classes for xpt_struct.h structs. 
+// Everything here is dependent upon - and sensitive to changes in -
+// xpcom/typelib/xpt/public/xpt_struct.h!
+
+class nsXPTType : public XPTTypeDescriptorPrefix
+{
+// NO DATA - this a flyweight wrapper
+public:
+    nsXPTType()
+        {}    // random contents
+    nsXPTType(const XPTTypeDescriptorPrefix& prefix)
+        {*(XPTTypeDescriptorPrefix*)this = prefix;}
+
+    nsXPTType(const uint8& prefix)
+        {*(uint8*)this = prefix;}
+
+    nsXPTType& operator=(uint8 val)
+        {flags = val; return *this;}
+
+    nsXPTType& operator=(const nsXPTType& other)
+        {flags = other.flags; return *this;}
+
+    operator uint8() const
+        {return flags;}
+
+    PRBool IsPointer() const
+        {return 0 != (XPT_TDP_IS_POINTER(flags));}
+
+    PRBool IsUniquePointer() const
+        {return 0 != (XPT_TDP_IS_UNIQUE_POINTER(flags));}
+
+    PRBool IsReference() const
+        {return 0 != (XPT_TDP_IS_REFERENCE(flags));}
+
+    PRBool IsArithmetic() const     // terminology from Harbison/Steele
+        {return flags <= T_WCHAR;}
+
+    PRBool IsInterfacePointer() const
+        {  switch (TagPart()) {
+             default:
+               return PR_FALSE;
+             case T_INTERFACE:
+             case T_INTERFACE_IS:
+               return PR_TRUE;
+           }
+        }
+
+    PRBool IsArray() const
+        {return (PRBool) TagPart() == T_ARRAY;}
+
+    // 'Dependent' means that params of this type are dependent upon other 
+    // params. e.g. an T_INTERFACE_IS is dependent upon some other param at 
+    // runtime to say what the interface type of this param really is.
+    PRBool IsDependent() const
+        {  switch (TagPart()) {
+             default:
+               return PR_FALSE;
+             case T_INTERFACE_IS:
+             case TD_ARRAY:
+             case T_PSTRING_SIZE_IS:
+             case T_PWSTRING_SIZE_IS:
+               return PR_TRUE;
+           }
+        }
+
+    uint8 TagPart() const
+        {return (uint8) (flags & XPT_TDP_TAGMASK);}
+
+    enum
+    {
+        T_I8                = TD_INT8             ,
+        T_I16               = TD_INT16            ,
+        T_I32               = TD_INT32            ,
+        T_I64               = TD_INT64            ,
+        T_U8                = TD_UINT8            ,
+        T_U16               = TD_UINT16           ,
+        T_U32               = TD_UINT32           ,
+        T_U64               = TD_UINT64           ,
+        T_FLOAT             = TD_FLOAT            ,
+        T_DOUBLE            = TD_DOUBLE           ,
+        T_BOOL              = TD_BOOL             ,
+        T_CHAR              = TD_CHAR             ,
+        T_WCHAR             = TD_WCHAR            ,
+        T_VOID              = TD_VOID             ,
+        T_IID               = TD_PNSIID           ,
+        T_DOMSTRING         = TD_DOMSTRING        ,
+        T_CHAR_STR          = TD_PSTRING          ,
+        T_WCHAR_STR         = TD_PWSTRING         ,
+        T_INTERFACE         = TD_INTERFACE_TYPE   ,
+        T_INTERFACE_IS      = TD_INTERFACE_IS_TYPE,
+        T_ARRAY             = TD_ARRAY            ,
+        T_PSTRING_SIZE_IS   = TD_PSTRING_SIZE_IS  ,
+        T_PWSTRING_SIZE_IS  = TD_PWSTRING_SIZE_IS ,
+        T_UTF8STRING        = TD_UTF8STRING       ,
+        T_CSTRING           = TD_CSTRING          ,
+        T_ASTRING           = TD_ASTRING
+    };
+// NO DATA - this a flyweight wrapper
+};
+
+class nsXPTParamInfo : public XPTParamDescriptor
+{
+// NO DATA - this a flyweight wrapper
+public:
+    nsXPTParamInfo(const XPTParamDescriptor& desc)
+        {*(XPTParamDescriptor*)this = desc;}
+
+
+    PRBool IsIn()  const    {return 0 != (XPT_PD_IS_IN(flags));}
+    PRBool IsOut() const    {return 0 != (XPT_PD_IS_OUT(flags));}
+    PRBool IsRetval() const {return 0 != (XPT_PD_IS_RETVAL(flags));}
+    PRBool IsShared() const {return 0 != (XPT_PD_IS_SHARED(flags));}
+    PRBool IsDipper() const {return 0 != (XPT_PD_IS_DIPPER(flags));}
+    const nsXPTType GetType() const {return type.prefix;}
+
+    // NOTE: other activities on types are done via methods on nsIInterfaceInfo
+
+private:
+    nsXPTParamInfo();   // no implementation
+// NO DATA - this a flyweight wrapper
+};
+
+class nsXPTMethodInfo : public XPTMethodDescriptor
+{
+// NO DATA - this a flyweight wrapper
+public:
+    nsXPTMethodInfo(const XPTMethodDescriptor& desc)
+        {*(XPTMethodDescriptor*)this = desc;}
+
+    PRBool IsGetter()      const {return 0 != (XPT_MD_IS_GETTER(flags) );}
+    PRBool IsSetter()      const {return 0 != (XPT_MD_IS_SETTER(flags) );}
+    PRBool IsNotXPCOM()    const {return 0 != (XPT_MD_IS_NOTXPCOM(flags));}
+    PRBool IsConstructor() const {return 0 != (XPT_MD_IS_CTOR(flags)   );}
+    PRBool IsHidden()      const {return 0 != (XPT_MD_IS_HIDDEN(flags) );}
+    const char* GetName()  const {return name;}
+    uint8 GetParamCount()  const {return num_args;}
+    /* idx was index before I got _sick_ of the warnings on Unix, sorry jband */
+    const nsXPTParamInfo GetParam(uint8 idx) const
+        {
+            NS_PRECONDITION(idx < GetParamCount(),"bad arg");
+            return params[idx];
+        }
+    const nsXPTParamInfo GetResult() const
+        {return *result;}
+private:
+    nsXPTMethodInfo();  // no implementation
+// NO DATA - this a flyweight wrapper
+};
+
+
+// forward declaration
+struct nsXPTCMiniVariant;
+
+class nsXPTConstant : public XPTConstDescriptor
+{
+// NO DATA - this a flyweight wrapper
+public:
+    nsXPTConstant(const XPTConstDescriptor& desc)
+        {*(XPTConstDescriptor*)this = desc;}
+
+    const char* GetName() const
+        {return name;}
+
+    const nsXPTType GetType() const
+        {return type.prefix;}
+
+    // XXX this is ugly. But sometimes you gotta do what you gotta do.
+    // A reinterpret_cast won't do the trick here. And this plain C cast
+    // works correctly and is safe enough.
+    // See http://bugzilla.mozilla.org/show_bug.cgi?id=49641
+    const nsXPTCMiniVariant* GetValue() const
+        {return (nsXPTCMiniVariant*) &value;}
+private:
+    nsXPTConstant();    // no implementation
+// NO DATA - this a flyweight wrapper
+};
+
+#endif /* xptiinfo_h___ */