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gecko-dev/xpcom/glue/nsISupportsImpl.h

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/* -*- Mode: C++; tab-width: 2; 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 XPCOM.
*
* The Initial Developer of the Original Code is Netscape Communications Corp.
* Portions created by the Initial Developer are Copyright (C) 2001
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either 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 nsISupportsImpl_h__
#define nsISupportsImpl_h__
#ifndef nscore_h___
#include "nscore.h"
#endif
#ifndef nsISupportsBase_h__
#include "nsISupportsBase.h"
#endif
#ifndef nsISupportsUtils_h__
#include "nsISupportsUtils.h"
#endif
#if !defined(XPCOM_GLUE_AVOID_NSPR)
#include "prthread.h" /* needed for thread-safety checks */
#include "pratom.h" /* needed for PR_AtomicIncrement and PR_AtomicDecrement */
#endif
#include "nsDebug.h"
#include "nsTraceRefcnt.h"
#include "nsCycleCollector.h"
////////////////////////////////////////////////////////////////////////////////
// Macros to help detect thread-safety:
#if defined(NS_DEBUG) && !defined(XPCOM_GLUE_AVOID_NSPR)
class nsAutoOwningThread {
public:
nsAutoOwningThread() { mThread = PR_GetCurrentThread(); }
void *GetThread() const { return mThread; }
private:
void *mThread;
};
#define NS_DECL_OWNINGTHREAD nsAutoOwningThread _mOwningThread;
#define NS_ASSERT_OWNINGTHREAD(_class) \
NS_CheckThreadSafe(_mOwningThread.GetThread(), #_class " not thread-safe")
#else // !NS_DEBUG
#define NS_DECL_OWNINGTHREAD /* nothing */
#define NS_ASSERT_OWNINGTHREAD(_class) ((void)0)
#endif // NS_DEBUG
#define NS_CCAR_REFCNT_BIT 1
#define NS_CCAR_REFCNT_TO_TAGGED(rc_) \
NS_INT32_TO_PTR((rc_ << 1) | NS_CCAR_REFCNT_BIT)
#define NS_CCAR_PURPLE_ENTRY_TO_TAGGED(pe_) \
static_cast<void*>(pe_)
#define NS_CCAR_TAGGED_TO_REFCNT(tagged_) \
nsrefcnt(NS_PTR_TO_INT32(tagged_) >> 1)
#define NS_CCAR_TAGGED_TO_PURPLE_ENTRY(tagged_) \
static_cast<nsPurpleBufferEntry*>(tagged_)
#define NS_CCAR_TAGGED_STABILIZED_REFCNT NS_CCAR_PURPLE_ENTRY_TO_TAGGED(0)
// Support for ISupports classes which interact with cycle collector.
/**
* This struct (once shipped) will be FROZEN with respect to the
* NS_CycleCollectorSuspect2 and NS_CycleCollectorForget2 functions. If
* we need to change the struct, we'll need Suspect3 and Forget3 for the
* new versions.
*/
struct nsPurpleBufferEntry {
union {
nsISupports *mObject; // when low bit unset
nsPurpleBufferEntry *mNextInFreeList; // when low bit set
};
// When an object is in the purple buffer, it replaces its reference
// count with a (tagged) pointer to this entry, so we store the
// reference count for it.
nsrefcnt mRefCnt;
};
class nsCycleCollectingAutoRefCnt {
public:
nsCycleCollectingAutoRefCnt()
: mTagged(NS_CCAR_REFCNT_TO_TAGGED(0))
{}
nsCycleCollectingAutoRefCnt(nsrefcnt aValue)
: mTagged(NS_CCAR_REFCNT_TO_TAGGED(aValue))
{
}
nsrefcnt incr(nsISupports *owner)
{
if (NS_UNLIKELY(mTagged == NS_CCAR_TAGGED_STABILIZED_REFCNT)) {
// The sentinel value "purple bit alone, refcount 0" means
// that we're stabilized, during finalization. In this
// state we lie about our actual refcount if anyone asks
// and say it's 2, which is basically true: the caller who
// is incrementing has a reference, as does the decr() frame
// that stabilized-and-is-deleting us.
return 2;
}
nsrefcnt refcount;
if (IsPurple()) {
nsPurpleBufferEntry *e = NS_CCAR_TAGGED_TO_PURPLE_ENTRY(mTagged);
NS_ASSERTION(e->mObject == owner, "wrong entry");
refcount = e->mRefCnt;
NS_ASSERTION(refcount != 0, "purple ISupports pointer with zero refcnt");
if (NS_LIKELY(NS_CycleCollectorForget2(e))) {
// |e| is now invalid
++refcount;
mTagged = NS_CCAR_REFCNT_TO_TAGGED(refcount);
} else {
++refcount;
e->mRefCnt = refcount;
}
} else {
refcount = NS_CCAR_TAGGED_TO_REFCNT(mTagged);
++refcount;
mTagged = NS_CCAR_REFCNT_TO_TAGGED(refcount);
}
return refcount;
}
void stabilizeForDeletion(nsISupports *owner)
{
mTagged = NS_CCAR_TAGGED_STABILIZED_REFCNT;
}
nsrefcnt decr(nsISupports *owner)
{
if (NS_UNLIKELY(mTagged == NS_CCAR_TAGGED_STABILIZED_REFCNT))
return 1;
nsrefcnt refcount;
if (IsPurple()) {
nsPurpleBufferEntry *e = NS_CCAR_TAGGED_TO_PURPLE_ENTRY(mTagged);
NS_ASSERTION(e->mObject == owner, "wrong entry");
refcount = e->mRefCnt;
--refcount;
if (NS_UNLIKELY(refcount == 0)) {
if (NS_UNLIKELY(!NS_CycleCollectorForget2(e))) {
NS_NOTREACHED("forget should not fail when reference count hits 0");
// Clear the entry's pointer to us.
e->mObject = nsnull;
}
mTagged = NS_CCAR_REFCNT_TO_TAGGED(refcount);
} else {
e->mRefCnt = refcount;
}
} else {
refcount = NS_CCAR_TAGGED_TO_REFCNT(mTagged);
--refcount;
nsPurpleBufferEntry *e;
if (NS_LIKELY(refcount > 0) &&
((e = NS_CycleCollectorSuspect2(owner)))) {
e->mRefCnt = refcount;
mTagged = NS_CCAR_PURPLE_ENTRY_TO_TAGGED(e);
} else {
mTagged = NS_CCAR_REFCNT_TO_TAGGED(refcount);
}
}
return refcount;
}
void unmarkPurple()
{
NS_ASSERTION(IsPurple(), "must be purple");
nsrefcnt refcount = NS_CCAR_TAGGED_TO_PURPLE_ENTRY(mTagged)->mRefCnt;
mTagged = NS_CCAR_REFCNT_TO_TAGGED(refcount);
}
PRBool IsPurple() const
{
NS_ASSERTION(mTagged != NS_CCAR_TAGGED_STABILIZED_REFCNT,
"should have checked for stabilization first");
return !(NS_PTR_TO_INT32(mTagged) & NS_CCAR_REFCNT_BIT);
}
nsrefcnt get() const
{
if (NS_UNLIKELY(mTagged == NS_CCAR_TAGGED_STABILIZED_REFCNT))
return 1;
return NS_UNLIKELY(IsPurple())
? NS_CCAR_TAGGED_TO_PURPLE_ENTRY(mTagged)->mRefCnt
: NS_CCAR_TAGGED_TO_REFCNT(mTagged);
}
operator nsrefcnt() const
{
return get();
}
private:
void *mTagged;
};
class nsAutoRefCnt {
public:
nsAutoRefCnt() : mValue(0) {}
nsAutoRefCnt(nsrefcnt aValue) : mValue(aValue) {}
// only support prefix increment/decrement
nsrefcnt operator++() { return ++mValue; }
nsrefcnt operator--() { return --mValue; }
nsrefcnt operator=(nsrefcnt aValue) { return (mValue = aValue); }
operator nsrefcnt() const { return mValue; }
nsrefcnt get() const { return mValue; }
private:
// do not define these to enforce the faster prefix notation
nsrefcnt operator++(int);
nsrefcnt operator--(int);
nsrefcnt mValue;
};
///////////////////////////////////////////////////////////////////////////////
/**
* Declare the reference count variable and the implementations of the
* AddRef and QueryInterface methods.
*/
#define NS_DECL_ISUPPORTS \
public: \
NS_IMETHOD QueryInterface(REFNSIID aIID, \
void** aInstancePtr); \
NS_IMETHOD_(nsrefcnt) AddRef(void); \
NS_IMETHOD_(nsrefcnt) Release(void); \
protected: \
nsAutoRefCnt mRefCnt; \
NS_DECL_OWNINGTHREAD \
public:
#define NS_DECL_CYCLE_COLLECTING_ISUPPORTS \
public: \
NS_IMETHOD QueryInterface(REFNSIID aIID, \
void** aInstancePtr); \
NS_IMETHOD_(nsrefcnt) AddRef(void); \
NS_IMETHOD_(nsrefcnt) Release(void); \
void UnmarkPurple() \
{ \
mRefCnt.unmarkPurple(); \
} \
protected: \
nsCycleCollectingAutoRefCnt mRefCnt; \
NS_DECL_OWNINGTHREAD \
public:
///////////////////////////////////////////////////////////////////////////////
/**
* Previously used to initialize the reference count, but no longer needed.
*
* DEPRECATED.
*/
#define NS_INIT_ISUPPORTS() ((void)0)
/**
* Use this macro to declare and implement the AddRef & Release methods for a
* given non-XPCOM <i>_class</i>.
*
* The implementations here should match NS_IMPL_ADDREF/NS_IMPL_RELEASE, minus
* the nsrefcnt return-value and the NS_ASSERT_OWNINGTHREAD() call.
*
* @param _class The name of the class implementing the method
*/
#define NS_INLINE_DECL_REFCOUNTING(_class) \
public: \
void AddRef(void) { \
NS_PRECONDITION(PRInt32(mRefCnt) >= 0, "illegal refcnt"); \
NS_ASSERT_OWNINGTHREAD(_class); \
++mRefCnt; \
NS_LOG_ADDREF(this, mRefCnt, #_class, sizeof(*this)); \
} \
void Release(void) { \
NS_PRECONDITION(0 != mRefCnt, "dup release"); \
NS_ASSERT_OWNINGTHREAD(_class); \
--mRefCnt; \
NS_LOG_RELEASE(this, mRefCnt, #_class); \
if (mRefCnt == 0) { \
mRefCnt = 1; /* stabilize */ \
delete this; \
} \
} \
protected: \
nsAutoRefCnt mRefCnt; \
NS_DECL_OWNINGTHREAD \
public:
/**
* Use this macro to implement the AddRef method for a given <i>_class</i>
* @param _class The name of the class implementing the method
*/
#define NS_IMPL_ADDREF(_class) \
NS_IMETHODIMP_(nsrefcnt) _class::AddRef(void) \
{ \
NS_PRECONDITION(PRInt32(mRefCnt) >= 0, "illegal refcnt"); \
NS_ASSERT_OWNINGTHREAD(_class); \
++mRefCnt; \
NS_LOG_ADDREF(this, mRefCnt, #_class, sizeof(*this)); \
return mRefCnt; \
}
/**
* Use this macro to implement the AddRef method for a given <i>_class</i>
* implemented as a wholly owned aggregated object intended to implement
* interface(s) for its owner
* @param _class The name of the class implementing the method
* @param _aggregator the owning/containing object
*/
#define NS_IMPL_ADDREF_USING_AGGREGATOR(_class, _aggregator) \
NS_IMETHODIMP_(nsrefcnt) _class::AddRef(void) \
{ \
NS_PRECONDITION(_aggregator, "null aggregator"); \
return (_aggregator)->AddRef(); \
}
/**
* Use this macro to implement the Release method for a given
* <i>_class</i>.
* @param _class The name of the class implementing the method
* @param _destroy A statement that is executed when the object's
* refcount drops to zero.
*
* For example,
*
* NS_IMPL_RELEASE_WITH_DESTROY(Foo, Destroy(this))
*
* will cause
*
* Destroy(this);
*
* to be invoked when the object's refcount drops to zero. This
* allows for arbitrary teardown activity to occur (e.g., deallocation
* of object allocated with placement new).
*/
#define NS_IMPL_RELEASE_WITH_DESTROY(_class, _destroy) \
NS_IMETHODIMP_(nsrefcnt) _class::Release(void) \
{ \
NS_PRECONDITION(0 != mRefCnt, "dup release"); \
NS_ASSERT_OWNINGTHREAD(_class); \
--mRefCnt; \
NS_LOG_RELEASE(this, mRefCnt, #_class); \
if (mRefCnt == 0) { \
mRefCnt = 1; /* stabilize */ \
_destroy; \
return 0; \
} \
return mRefCnt; \
}
/**
* Use this macro to implement the Release method for a given <i>_class</i>
* @param _class The name of the class implementing the method
*
* A note on the 'stabilization' of the refcnt to one. At that point,
* the object's refcount will have gone to zero. The object's
* destructor may trigger code that attempts to QueryInterface() and
* Release() 'this' again. Doing so will temporarily increment and
* decrement the refcount. (Only a logic error would make one try to
* keep a permanent hold on 'this'.) To prevent re-entering the
* destructor, we make sure that no balanced refcounting can return
* the refcount to |0|.
*/
#define NS_IMPL_RELEASE(_class) \
NS_IMPL_RELEASE_WITH_DESTROY(_class, delete (this))
/**
* Use this macro to implement the Release method for a given <i>_class</i>
* implemented as a wholly owned aggregated object intended to implement
* interface(s) for its owner
* @param _class The name of the class implementing the method
* @param _aggregator the owning/containing object
*/
#define NS_IMPL_RELEASE_USING_AGGREGATOR(_class, _aggregator) \
NS_IMETHODIMP_(nsrefcnt) _class::Release(void) \
{ \
NS_PRECONDITION(_aggregator, "null aggregator"); \
return (_aggregator)->Release(); \
}
#define NS_IMPL_CYCLE_COLLECTING_ADDREF_AMBIGUOUS(_class, _basetype) \
NS_IMETHODIMP_(nsrefcnt) _class::AddRef(void) \
{ \
NS_PRECONDITION(PRInt32(mRefCnt) >= 0, "illegal refcnt"); \
NS_ASSERT_OWNINGTHREAD(_class); \
nsrefcnt count = \
mRefCnt.incr(NS_CYCLE_COLLECTION_CLASSNAME(_class)::Upcast(this)); \
NS_LOG_ADDREF(this, count, #_class, sizeof(*this)); \
return count; \
}
#define NS_IMPL_CYCLE_COLLECTING_ADDREF(_class) \
NS_IMPL_CYCLE_COLLECTING_ADDREF_AMBIGUOUS(_class, _class)
#define NS_IMPL_CYCLE_COLLECTING_RELEASE_FULL(_class, _basetype, _destroy) \
NS_IMETHODIMP_(nsrefcnt) _class::Release(void) \
{ \
NS_PRECONDITION(0 != mRefCnt, "dup release"); \
NS_ASSERT_OWNINGTHREAD(_class); \
nsISupports *base = NS_CYCLE_COLLECTION_CLASSNAME(_class)::Upcast(this); \
nsrefcnt count = mRefCnt.decr(base); \
NS_LOG_RELEASE(this, count, #_class); \
if (count == 0) { \
mRefCnt.stabilizeForDeletion(base); \
_destroy; \
return 0; \
} \
return count; \
}
#define NS_IMPL_CYCLE_COLLECTING_RELEASE_WITH_DESTROY(_class, _destroy) \
NS_IMPL_CYCLE_COLLECTING_RELEASE_FULL(_class, _class, _destroy)
#define NS_IMPL_CYCLE_COLLECTING_RELEASE_AMBIGUOUS_WITH_DESTROY(_class, _basetype, _destroy) \
NS_IMPL_CYCLE_COLLECTING_RELEASE_FULL(_class, _basetype, _destroy)
#define NS_IMPL_CYCLE_COLLECTING_RELEASE_AMBIGUOUS(_class, _basetype) \
NS_IMPL_CYCLE_COLLECTING_RELEASE_FULL(_class, _basetype, delete (this))
#define NS_IMPL_CYCLE_COLLECTING_RELEASE(_class) \
NS_IMPL_CYCLE_COLLECTING_RELEASE_FULL(_class, _class, delete (this))
///////////////////////////////////////////////////////////////////////////////
/**
* There are two ways of implementing QueryInterface, and we use both:
*
* Table-driven QueryInterface uses a static table of IID->offset mappings
* and a shared helper function. Using it tends to reduce codesize and improve
* runtime performance (due to processor cache hits).
*
* Macro-driven QueryInterface generates a QueryInterface function directly
* using common macros. This is necessary if special QueryInterface features
* are being used (such as tearoffs and conditional interfaces).
*
* These methods can be combined into a table-driven function call followed
* by custom code for tearoffs and conditionals.
*/
struct QITableEntry
{
const nsIID *iid; // null indicates end of the QITableEntry array
PROffset32 offset;
};
NS_COM_GLUE nsresult NS_FASTCALL
NS_TableDrivenQI(void* aThis, const QITableEntry* entries,
REFNSIID aIID, void **aInstancePtr);
/**
* Implement table-driven queryinterface
*/
#define NS_INTERFACE_TABLE_HEAD(_class) \
NS_IMETHODIMP _class::QueryInterface(REFNSIID aIID, void** aInstancePtr) \
{ \
NS_ASSERTION(aInstancePtr, \
"QueryInterface requires a non-NULL destination!"); \
nsresult rv = NS_ERROR_FAILURE;
#define NS_INTERFACE_TABLE_BEGIN \
static const QITableEntry table[] = {
#define NS_INTERFACE_TABLE_ENTRY(_class, _interface) \
{ &_interface::COMTypeInfo<int>::kIID, \
PROffset32(reinterpret_cast<char*>( \
static_cast<_interface*>((_class*) 0x1000)) - \
reinterpret_cast<char*>((_class*) 0x1000)) \
},
#define NS_INTERFACE_TABLE_ENTRY_AMBIGUOUS(_class, _interface, _implClass) \
{ &_interface::COMTypeInfo<int>::kIID, \
PROffset32(reinterpret_cast<char*>( \
static_cast<_interface*>( \
static_cast<_implClass*>( \
(_class*) 0x1000))) - \
reinterpret_cast<char*>((_class*) 0x1000)) \
},
#define NS_INTERFACE_TABLE_END_WITH_PTR(_ptr) \
{ nsnull, 0 } }; \
rv = NS_TableDrivenQI(static_cast<void*>(_ptr), \
table, aIID, aInstancePtr);
#define NS_INTERFACE_TABLE_END \
NS_INTERFACE_TABLE_END_WITH_PTR(this)
#define NS_INTERFACE_TABLE_TAIL \
return rv; \
}
#define NS_INTERFACE_TABLE_TAIL_INHERITING(_baseclass) \
if (NS_SUCCEEDED(rv)) \
return rv; \
return _baseclass::QueryInterface(aIID, aInstancePtr); \
}
#define NS_INTERFACE_TABLE_TAIL_USING_AGGREGATOR(_aggregator) \
if (NS_SUCCEEDED(rv)) \
return rv; \
NS_ASSERTION(_aggregator, "null aggregator"); \
return _aggregator->QueryInterface(aIID, aInstancePtr) \
}
/**
* This implements query interface with two assumptions: First, the
* class in question implements nsISupports and its own interface and
* nothing else. Second, the implementation of the class's primary
* inheritance chain leads to its own interface.
*
* @param _class The name of the class implementing the method
* @param _classiiddef The name of the #define symbol that defines the IID
* for the class (e.g. NS_ISUPPORTS_IID)
*/
#define NS_IMPL_QUERY_HEAD(_class) \
NS_IMETHODIMP _class::QueryInterface(REFNSIID aIID, void** aInstancePtr) \
{ \
NS_ASSERTION(aInstancePtr, \
"QueryInterface requires a non-NULL destination!"); \
nsISupports* foundInterface;
#define NS_IMPL_QUERY_BODY(_interface) \
if ( aIID.Equals(NS_GET_IID(_interface)) ) \
foundInterface = static_cast<_interface*>(this); \
else
#define NS_IMPL_QUERY_BODY_CONDITIONAL(_interface, condition) \
if ( (condition) && aIID.Equals(NS_GET_IID(_interface))) \
foundInterface = static_cast<_interface*>(this); \
else
#define NS_IMPL_QUERY_BODY_AMBIGUOUS(_interface, _implClass) \
if ( aIID.Equals(NS_GET_IID(_interface)) ) \
foundInterface = static_cast<_interface*>( \
static_cast<_implClass*>(this)); \
else
#define NS_IMPL_QUERY_BODY_AGGREGATED(_interface, _aggregate) \
if ( aIID.Equals(NS_GET_IID(_interface)) ) \
foundInterface = static_cast<_interface*>(_aggregate); \
else
#define NS_IMPL_QUERY_TAIL_GUTS \
foundInterface = 0; \
nsresult status; \
if ( !foundInterface ) \
status = NS_NOINTERFACE; \
else \
{ \
NS_ADDREF(foundInterface); \
status = NS_OK; \
} \
*aInstancePtr = foundInterface; \
return status; \
}
#define NS_IMPL_QUERY_TAIL_INHERITING(_baseclass) \
foundInterface = 0; \
nsresult status; \
if ( !foundInterface ) \
status = _baseclass::QueryInterface(aIID, (void**)&foundInterface); \
else \
{ \
NS_ADDREF(foundInterface); \
status = NS_OK; \
} \
*aInstancePtr = foundInterface; \
return status; \
}
#define NS_IMPL_QUERY_TAIL_USING_AGGREGATOR(_aggregator) \
foundInterface = 0; \
nsresult status; \
if ( !foundInterface ) { \
NS_ASSERTION(_aggregator, "null aggregator"); \
status = _aggregator->QueryInterface(aIID, (void**)&foundInterface); \
} else \
{ \
NS_ADDREF(foundInterface); \
status = NS_OK; \
} \
*aInstancePtr = foundInterface; \
return status; \
}
#define NS_IMPL_QUERY_TAIL(_supports_interface) \
NS_IMPL_QUERY_BODY_AMBIGUOUS(nsISupports, _supports_interface) \
NS_IMPL_QUERY_TAIL_GUTS
/*
This is the new scheme. Using this notation now will allow us to switch to
a table driven mechanism when it's ready. Note the difference between this
and the (currently) underlying NS_IMPL_QUERY_INTERFACE mechanism. You must
explicitly mention |nsISupports| when using the interface maps.
*/
#define NS_INTERFACE_MAP_BEGIN(_implClass) NS_IMPL_QUERY_HEAD(_implClass)
#define NS_INTERFACE_MAP_ENTRY(_interface) NS_IMPL_QUERY_BODY(_interface)
#define NS_INTERFACE_MAP_ENTRY_CONDITIONAL(_interface, condition) \
NS_IMPL_QUERY_BODY_CONDITIONAL(_interface, condition)
#define NS_INTERFACE_MAP_ENTRY_AGGREGATED(_interface,_aggregate) \
NS_IMPL_QUERY_BODY_AGGREGATED(_interface,_aggregate)
#define NS_INTERFACE_MAP_END NS_IMPL_QUERY_TAIL_GUTS
#define NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(_interface, _implClass) \
NS_IMPL_QUERY_BODY_AMBIGUOUS(_interface, _implClass)
#define NS_INTERFACE_MAP_END_INHERITING(_baseClass) \
NS_IMPL_QUERY_TAIL_INHERITING(_baseClass)
#define NS_INTERFACE_MAP_END_AGGREGATED(_aggregator) \
NS_IMPL_QUERY_TAIL_USING_AGGREGATOR(_aggregator)
#define NS_INTERFACE_TABLE0(_class) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(_class, nsISupports) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE1(_class, _i1) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(_class, _i1) \
NS_INTERFACE_TABLE_ENTRY_AMBIGUOUS(_class, nsISupports, _i1) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE2(_class, _i1, _i2) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(_class, _i1) \
NS_INTERFACE_TABLE_ENTRY(_class, _i2) \
NS_INTERFACE_TABLE_ENTRY_AMBIGUOUS(_class, nsISupports, _i1) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE3(_class, _i1, _i2, _i3) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(_class, _i1) \
NS_INTERFACE_TABLE_ENTRY(_class, _i2) \
NS_INTERFACE_TABLE_ENTRY(_class, _i3) \
NS_INTERFACE_TABLE_ENTRY_AMBIGUOUS(_class, nsISupports, _i1) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE4(_class, _i1, _i2, _i3, _i4) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(_class, _i1) \
NS_INTERFACE_TABLE_ENTRY(_class, _i2) \
NS_INTERFACE_TABLE_ENTRY(_class, _i3) \
NS_INTERFACE_TABLE_ENTRY(_class, _i4) \
NS_INTERFACE_TABLE_ENTRY_AMBIGUOUS(_class, nsISupports, _i1) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE5(_class, _i1, _i2, _i3, _i4, _i5) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(_class, _i1) \
NS_INTERFACE_TABLE_ENTRY(_class, _i2) \
NS_INTERFACE_TABLE_ENTRY(_class, _i3) \
NS_INTERFACE_TABLE_ENTRY(_class, _i4) \
NS_INTERFACE_TABLE_ENTRY(_class, _i5) \
NS_INTERFACE_TABLE_ENTRY_AMBIGUOUS(_class, nsISupports, _i1) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE6(_class, _i1, _i2, _i3, _i4, _i5, _i6) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(_class, _i1) \
NS_INTERFACE_TABLE_ENTRY(_class, _i2) \
NS_INTERFACE_TABLE_ENTRY(_class, _i3) \
NS_INTERFACE_TABLE_ENTRY(_class, _i4) \
NS_INTERFACE_TABLE_ENTRY(_class, _i5) \
NS_INTERFACE_TABLE_ENTRY(_class, _i6) \
NS_INTERFACE_TABLE_ENTRY_AMBIGUOUS(_class, nsISupports, _i1) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE7(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(_class, _i1) \
NS_INTERFACE_TABLE_ENTRY(_class, _i2) \
NS_INTERFACE_TABLE_ENTRY(_class, _i3) \
NS_INTERFACE_TABLE_ENTRY(_class, _i4) \
NS_INTERFACE_TABLE_ENTRY(_class, _i5) \
NS_INTERFACE_TABLE_ENTRY(_class, _i6) \
NS_INTERFACE_TABLE_ENTRY(_class, _i7) \
NS_INTERFACE_TABLE_ENTRY_AMBIGUOUS(_class, nsISupports, _i1) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE8(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7, _i8) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(_class, _i1) \
NS_INTERFACE_TABLE_ENTRY(_class, _i2) \
NS_INTERFACE_TABLE_ENTRY(_class, _i3) \
NS_INTERFACE_TABLE_ENTRY(_class, _i4) \
NS_INTERFACE_TABLE_ENTRY(_class, _i5) \
NS_INTERFACE_TABLE_ENTRY(_class, _i6) \
NS_INTERFACE_TABLE_ENTRY(_class, _i7) \
NS_INTERFACE_TABLE_ENTRY(_class, _i8) \
NS_INTERFACE_TABLE_ENTRY_AMBIGUOUS(_class, nsISupports, _i1) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE9(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7, \
_i8, _i9) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(_class, _i1) \
NS_INTERFACE_TABLE_ENTRY(_class, _i2) \
NS_INTERFACE_TABLE_ENTRY(_class, _i3) \
NS_INTERFACE_TABLE_ENTRY(_class, _i4) \
NS_INTERFACE_TABLE_ENTRY(_class, _i5) \
NS_INTERFACE_TABLE_ENTRY(_class, _i6) \
NS_INTERFACE_TABLE_ENTRY(_class, _i7) \
NS_INTERFACE_TABLE_ENTRY(_class, _i8) \
NS_INTERFACE_TABLE_ENTRY(_class, _i9) \
NS_INTERFACE_TABLE_ENTRY_AMBIGUOUS(_class, nsISupports, _i1) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE10(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7, \
_i8, _i9, _i10) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(_class, _i1) \
NS_INTERFACE_TABLE_ENTRY(_class, _i2) \
NS_INTERFACE_TABLE_ENTRY(_class, _i3) \
NS_INTERFACE_TABLE_ENTRY(_class, _i4) \
NS_INTERFACE_TABLE_ENTRY(_class, _i5) \
NS_INTERFACE_TABLE_ENTRY(_class, _i6) \
NS_INTERFACE_TABLE_ENTRY(_class, _i7) \
NS_INTERFACE_TABLE_ENTRY(_class, _i8) \
NS_INTERFACE_TABLE_ENTRY(_class, _i9) \
NS_INTERFACE_TABLE_ENTRY(_class, _i10) \
NS_INTERFACE_TABLE_ENTRY_AMBIGUOUS(_class, nsISupports, _i1) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE11(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7, \
_i8, _i9, _i10, _i11) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(_class, _i1) \
NS_INTERFACE_TABLE_ENTRY(_class, _i2) \
NS_INTERFACE_TABLE_ENTRY(_class, _i3) \
NS_INTERFACE_TABLE_ENTRY(_class, _i4) \
NS_INTERFACE_TABLE_ENTRY(_class, _i5) \
NS_INTERFACE_TABLE_ENTRY(_class, _i6) \
NS_INTERFACE_TABLE_ENTRY(_class, _i7) \
NS_INTERFACE_TABLE_ENTRY(_class, _i8) \
NS_INTERFACE_TABLE_ENTRY(_class, _i9) \
NS_INTERFACE_TABLE_ENTRY(_class, _i10) \
NS_INTERFACE_TABLE_ENTRY(_class, _i11) \
NS_INTERFACE_TABLE_ENTRY_AMBIGUOUS(_class, nsISupports, _i1) \
NS_INTERFACE_TABLE_END
#define NS_IMPL_QUERY_INTERFACE0(_class) \
NS_INTERFACE_TABLE_HEAD(_class) \
NS_INTERFACE_TABLE0(_class) \
NS_INTERFACE_TABLE_TAIL
#define NS_IMPL_QUERY_INTERFACE1(_class, _i1) \
NS_INTERFACE_TABLE_HEAD(_class) \
NS_INTERFACE_TABLE1(_class, _i1) \
NS_INTERFACE_TABLE_TAIL
#define NS_IMPL_QUERY_INTERFACE2(_class, _i1, _i2) \
NS_INTERFACE_TABLE_HEAD(_class) \
NS_INTERFACE_TABLE2(_class, _i1, _i2) \
NS_INTERFACE_TABLE_TAIL
#define NS_IMPL_QUERY_INTERFACE3(_class, _i1, _i2, _i3) \
NS_INTERFACE_TABLE_HEAD(_class) \
NS_INTERFACE_TABLE3(_class, _i1, _i2, _i3) \
NS_INTERFACE_TABLE_TAIL
#define NS_IMPL_QUERY_INTERFACE4(_class, _i1, _i2, _i3, _i4) \
NS_INTERFACE_TABLE_HEAD(_class) \
NS_INTERFACE_TABLE4(_class, _i1, _i2, _i3, _i4) \
NS_INTERFACE_TABLE_TAIL
#define NS_IMPL_QUERY_INTERFACE5(_class, _i1, _i2, _i3, _i4, _i5) \
NS_INTERFACE_TABLE_HEAD(_class) \
NS_INTERFACE_TABLE5(_class, _i1, _i2, _i3, _i4, _i5) \
NS_INTERFACE_TABLE_TAIL
#define NS_IMPL_QUERY_INTERFACE6(_class, _i1, _i2, _i3, _i4, _i5, _i6) \
NS_INTERFACE_TABLE_HEAD(_class) \
NS_INTERFACE_TABLE6(_class, _i1, _i2, _i3, _i4, _i5, _i6) \
NS_INTERFACE_TABLE_TAIL
#define NS_IMPL_QUERY_INTERFACE7(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7) \
NS_INTERFACE_TABLE_HEAD(_class) \
NS_INTERFACE_TABLE7(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7) \
NS_INTERFACE_TABLE_TAIL
#define NS_IMPL_QUERY_INTERFACE8(_class, _i1, _i2, _i3, _i4, _i5, _i6, \
_i7, _i8) \
NS_INTERFACE_TABLE_HEAD(_class) \
NS_INTERFACE_TABLE8(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7, _i8) \
NS_INTERFACE_TABLE_TAIL
#define NS_IMPL_QUERY_INTERFACE9(_class, _i1, _i2, _i3, _i4, _i5, _i6, \
_i7, _i8, _i9) \
NS_INTERFACE_TABLE_HEAD(_class) \
NS_INTERFACE_TABLE9(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7, _i8, _i9) \
NS_INTERFACE_TABLE_TAIL
#define NS_IMPL_QUERY_INTERFACE10(_class, _i1, _i2, _i3, _i4, _i5, _i6, \
_i7, _i8, _i9, _i10) \
NS_INTERFACE_TABLE_HEAD(_class) \
NS_INTERFACE_TABLE10(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7, _i8, \
_i9, _i10) \
NS_INTERFACE_TABLE_TAIL
#define NS_IMPL_QUERY_INTERFACE11(_class, _i1, _i2, _i3, _i4, _i5, _i6, \
_i7, _i8, _i9, _i10, _i11) \
NS_INTERFACE_TABLE_HEAD(_class) \
NS_INTERFACE_TABLE11(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7, _i8, \
_i9, _i10, _i11) \
NS_INTERFACE_TABLE_TAIL
#define NS_IMPL_THREADSAFE_QUERY_INTERFACE0 NS_IMPL_QUERY_INTERFACE0
#define NS_IMPL_THREADSAFE_QUERY_INTERFACE1 NS_IMPL_QUERY_INTERFACE1
#define NS_IMPL_THREADSAFE_QUERY_INTERFACE2 NS_IMPL_QUERY_INTERFACE2
#define NS_IMPL_THREADSAFE_QUERY_INTERFACE3 NS_IMPL_QUERY_INTERFACE3
#define NS_IMPL_THREADSAFE_QUERY_INTERFACE4 NS_IMPL_QUERY_INTERFACE4
#define NS_IMPL_THREADSAFE_QUERY_INTERFACE5 NS_IMPL_QUERY_INTERFACE5
#define NS_IMPL_THREADSAFE_QUERY_INTERFACE6 NS_IMPL_QUERY_INTERFACE6
#define NS_IMPL_THREADSAFE_QUERY_INTERFACE7 NS_IMPL_QUERY_INTERFACE7
#define NS_IMPL_THREADSAFE_QUERY_INTERFACE8 NS_IMPL_QUERY_INTERFACE8
#define NS_IMPL_THREADSAFE_QUERY_INTERFACE9 NS_IMPL_QUERY_INTERFACE9
#define NS_IMPL_THREADSAFE_QUERY_INTERFACE10 NS_IMPL_QUERY_INTERFACE10
#define NS_IMPL_THREADSAFE_QUERY_INTERFACE11 NS_IMPL_QUERY_INTERFACE11
/**
* Declare that you're going to inherit from something that already
* implements nsISupports, but also implements an additional interface, thus
* causing an ambiguity. In this case you don't need another mRefCnt, you
* just need to forward the definitions to the appropriate superclass. E.g.
*
* class Bar : public Foo, public nsIBar { // both provide nsISupports
* public:
* NS_DECL_ISUPPORTS_INHERITED
* ...other nsIBar and Bar methods...
* };
*/
#define NS_DECL_ISUPPORTS_INHERITED \
public: \
NS_IMETHOD QueryInterface(REFNSIID aIID, \
void** aInstancePtr); \
NS_IMETHOD_(nsrefcnt) AddRef(void); \
NS_IMETHOD_(nsrefcnt) Release(void); \
/**
* These macros can be used in conjunction with NS_DECL_ISUPPORTS_INHERITED
* to implement the nsISupports methods, forwarding the invocations to a
* superclass that already implements nsISupports.
*
* Note that I didn't make these inlined because they're virtual methods.
*/
#define NS_IMPL_ADDREF_INHERITED(Class, Super) \
NS_IMETHODIMP_(nsrefcnt) Class::AddRef(void) \
{ \
nsrefcnt r = Super::AddRef(); \
NS_LOG_ADDREF(this, r, #Class, sizeof(*this)); \
return r; \
}
#define NS_IMPL_RELEASE_INHERITED(Class, Super) \
NS_IMETHODIMP_(nsrefcnt) Class::Release(void) \
{ \
nsrefcnt r = Super::Release(); \
NS_LOG_RELEASE(this, r, #Class); \
return r; \
}
/**
* As above but not logging the addref/release; needed if the base
* class might be aggregated.
*/
#define NS_IMPL_NONLOGGING_ADDREF_INHERITED(Class, Super) \
NS_IMETHODIMP_(nsrefcnt) Class::AddRef(void) \
{ \
return Super::AddRef(); \
}
#define NS_IMPL_NONLOGGING_RELEASE_INHERITED(Class, Super) \
NS_IMETHODIMP_(nsrefcnt) Class::Release(void) \
{ \
return Super::Release(); \
}
#define NS_INTERFACE_TABLE_INHERITED0(Class) /* Nothing to do here */
#define NS_INTERFACE_TABLE_INHERITED1(Class, i1) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(Class, i1) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE_INHERITED2(Class, i1, i2) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(Class, i1) \
NS_INTERFACE_TABLE_ENTRY(Class, i2) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE_INHERITED3(Class, i1, i2, i3) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(Class, i1) \
NS_INTERFACE_TABLE_ENTRY(Class, i2) \
NS_INTERFACE_TABLE_ENTRY(Class, i3) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE_INHERITED4(Class, i1, i2, i3, i4) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(Class, i1) \
NS_INTERFACE_TABLE_ENTRY(Class, i2) \
NS_INTERFACE_TABLE_ENTRY(Class, i3) \
NS_INTERFACE_TABLE_ENTRY(Class, i4) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE_INHERITED5(Class, i1, i2, i3, i4, i5) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(Class, i1) \
NS_INTERFACE_TABLE_ENTRY(Class, i2) \
NS_INTERFACE_TABLE_ENTRY(Class, i3) \
NS_INTERFACE_TABLE_ENTRY(Class, i4) \
NS_INTERFACE_TABLE_ENTRY(Class, i5) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE_INHERITED6(Class, i1, i2, i3, i4, i5, i6) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(Class, i1) \
NS_INTERFACE_TABLE_ENTRY(Class, i2) \
NS_INTERFACE_TABLE_ENTRY(Class, i3) \
NS_INTERFACE_TABLE_ENTRY(Class, i4) \
NS_INTERFACE_TABLE_ENTRY(Class, i5) \
NS_INTERFACE_TABLE_ENTRY(Class, i6) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE_INHERITED7(Class, i1, i2, i3, i4, i5, i6, i7) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(Class, i1) \
NS_INTERFACE_TABLE_ENTRY(Class, i2) \
NS_INTERFACE_TABLE_ENTRY(Class, i3) \
NS_INTERFACE_TABLE_ENTRY(Class, i4) \
NS_INTERFACE_TABLE_ENTRY(Class, i5) \
NS_INTERFACE_TABLE_ENTRY(Class, i6) \
NS_INTERFACE_TABLE_ENTRY(Class, i7) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE_INHERITED8(Class, i1, i2, i3, i4, i5, i6, i7, i8) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(Class, i1) \
NS_INTERFACE_TABLE_ENTRY(Class, i2) \
NS_INTERFACE_TABLE_ENTRY(Class, i3) \
NS_INTERFACE_TABLE_ENTRY(Class, i4) \
NS_INTERFACE_TABLE_ENTRY(Class, i5) \
NS_INTERFACE_TABLE_ENTRY(Class, i6) \
NS_INTERFACE_TABLE_ENTRY(Class, i7) \
NS_INTERFACE_TABLE_ENTRY(Class, i8) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE_INHERITED9(Class, i1, i2, i3, i4, i5, i6, i7, \
i8, i9) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(Class, i1) \
NS_INTERFACE_TABLE_ENTRY(Class, i2) \
NS_INTERFACE_TABLE_ENTRY(Class, i3) \
NS_INTERFACE_TABLE_ENTRY(Class, i4) \
NS_INTERFACE_TABLE_ENTRY(Class, i5) \
NS_INTERFACE_TABLE_ENTRY(Class, i6) \
NS_INTERFACE_TABLE_ENTRY(Class, i7) \
NS_INTERFACE_TABLE_ENTRY(Class, i8) \
NS_INTERFACE_TABLE_ENTRY(Class, i9) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE_INHERITED10(Class, i1, i2, i3, i4, i5, i6, i7, \
i8, i9, i10) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(Class, i1) \
NS_INTERFACE_TABLE_ENTRY(Class, i2) \
NS_INTERFACE_TABLE_ENTRY(Class, i3) \
NS_INTERFACE_TABLE_ENTRY(Class, i4) \
NS_INTERFACE_TABLE_ENTRY(Class, i5) \
NS_INTERFACE_TABLE_ENTRY(Class, i6) \
NS_INTERFACE_TABLE_ENTRY(Class, i7) \
NS_INTERFACE_TABLE_ENTRY(Class, i8) \
NS_INTERFACE_TABLE_ENTRY(Class, i9) \
NS_INTERFACE_TABLE_ENTRY(Class, i10) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE_INHERITED11(Class, i1, i2, i3, i4, i5, i6, i7, \
i8, i9, i10, i11) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(Class, i1) \
NS_INTERFACE_TABLE_ENTRY(Class, i2) \
NS_INTERFACE_TABLE_ENTRY(Class, i3) \
NS_INTERFACE_TABLE_ENTRY(Class, i4) \
NS_INTERFACE_TABLE_ENTRY(Class, i5) \
NS_INTERFACE_TABLE_ENTRY(Class, i6) \
NS_INTERFACE_TABLE_ENTRY(Class, i7) \
NS_INTERFACE_TABLE_ENTRY(Class, i8) \
NS_INTERFACE_TABLE_ENTRY(Class, i9) \
NS_INTERFACE_TABLE_ENTRY(Class, i10) \
NS_INTERFACE_TABLE_ENTRY(Class, i11) \
NS_INTERFACE_TABLE_END
#define NS_INTERFACE_TABLE_INHERITED12(Class, i1, i2, i3, i4, i5, i6, i7, \
i8, i9, i10, i11, i12) \
NS_INTERFACE_TABLE_BEGIN \
NS_INTERFACE_TABLE_ENTRY(Class, i1) \
NS_INTERFACE_TABLE_ENTRY(Class, i2) \
NS_INTERFACE_TABLE_ENTRY(Class, i3) \
NS_INTERFACE_TABLE_ENTRY(Class, i4) \
NS_INTERFACE_TABLE_ENTRY(Class, i5) \
NS_INTERFACE_TABLE_ENTRY(Class, i6) \
NS_INTERFACE_TABLE_ENTRY(Class, i7) \
NS_INTERFACE_TABLE_ENTRY(Class, i8) \
NS_INTERFACE_TABLE_ENTRY(Class, i9) \
NS_INTERFACE_TABLE_ENTRY(Class, i10) \
NS_INTERFACE_TABLE_ENTRY(Class, i11) \
NS_INTERFACE_TABLE_ENTRY(Class, i12) \
NS_INTERFACE_TABLE_END
#define NS_IMPL_QUERY_INTERFACE_INHERITED0(Class, Super) \
NS_INTERFACE_TABLE_HEAD(Class) \
NS_INTERFACE_TABLE_INHERITED0(Class) \
NS_INTERFACE_TABLE_TAIL_INHERITING(Super)
#define NS_IMPL_QUERY_INTERFACE_INHERITED1(Class, Super, i1) \
NS_INTERFACE_TABLE_HEAD(Class) \
NS_INTERFACE_TABLE_INHERITED1(Class, i1) \
NS_INTERFACE_TABLE_TAIL_INHERITING(Super)
#define NS_IMPL_QUERY_INTERFACE_INHERITED2(Class, Super, i1, i2) \
NS_INTERFACE_TABLE_HEAD(Class) \
NS_INTERFACE_TABLE_INHERITED2(Class, i1, i2) \
NS_INTERFACE_TABLE_TAIL_INHERITING(Super)
#define NS_IMPL_QUERY_INTERFACE_INHERITED3(Class, Super, i1, i2, i3) \
NS_INTERFACE_TABLE_HEAD(Class) \
NS_INTERFACE_TABLE_INHERITED3(Class, i1, i2, i3) \
NS_INTERFACE_TABLE_TAIL_INHERITING(Super)
#define NS_IMPL_QUERY_INTERFACE_INHERITED4(Class, Super, i1, i2, i3, i4) \
NS_INTERFACE_TABLE_HEAD(Class) \
NS_INTERFACE_TABLE_INHERITED4(Class, i1, i2, i3, i4) \
NS_INTERFACE_TABLE_TAIL_INHERITING(Super)
#define NS_IMPL_QUERY_INTERFACE_INHERITED5(Class,Super,i1,i2,i3,i4,i5) \
NS_INTERFACE_TABLE_HEAD(Class) \
NS_INTERFACE_TABLE_INHERITED5(Class, i1, i2, i3, i4, i5) \
NS_INTERFACE_TABLE_TAIL_INHERITING(Super)
#define NS_IMPL_QUERY_INTERFACE_INHERITED6(Class,Super,i1,i2,i3,i4,i5,i6) \
NS_INTERFACE_TABLE_HEAD(Class) \
NS_INTERFACE_TABLE_INHERITED6(Class, i1, i2, i3, i4, i5, i6) \
NS_INTERFACE_TABLE_TAIL_INHERITING(Super)
#define NS_IMPL_QUERY_INTERFACE_INHERITED7(Class,Super,i1,i2,i3,i4,i5,i6,i7) \
NS_INTERFACE_TABLE_HEAD(Class) \
NS_INTERFACE_TABLE_INHERITED7(Class, i1, i2, i3, i4, i5, i6, i7) \
NS_INTERFACE_TABLE_TAIL_INHERITING(Super)
#define NS_IMPL_QUERY_INTERFACE_INHERITED8(Class,Super,i1,i2,i3,i4,i5,i6, \
i7,i8) \
NS_INTERFACE_TABLE_HEAD(Class) \
NS_INTERFACE_TABLE_INHERITED8(Class, i1, i2, i3, i4, i5, i6, i7, i8) \
NS_INTERFACE_TABLE_TAIL_INHERITING(Super)
#define NS_IMPL_QUERY_INTERFACE_INHERITED9(Class,Super,i1,i2,i3,i4,i5,i6, \
i7,i8,i9) \
NS_INTERFACE_TABLE_HEAD(Class) \
NS_INTERFACE_TABLE_INHERITED9(Class, i1, i2, i3, i4, i5, i6, i7, i8, i9) \
NS_INTERFACE_TABLE_TAIL_INHERITING(Super)
/**
* Convenience macros for implementing all nsISupports methods for
* a simple class.
* @param _class The name of the class implementing the method
* @param _classiiddef The name of the #define symbol that defines the IID
* for the class (e.g. NS_ISUPPORTS_IID)
*/
#define NS_IMPL_ISUPPORTS0(_class) \
NS_IMPL_ADDREF(_class) \
NS_IMPL_RELEASE(_class) \
NS_IMPL_QUERY_INTERFACE0(_class)
#define NS_IMPL_ISUPPORTS1(_class, _interface) \
NS_IMPL_ADDREF(_class) \
NS_IMPL_RELEASE(_class) \
NS_IMPL_QUERY_INTERFACE1(_class, _interface)
#define NS_IMPL_ISUPPORTS2(_class, _i1, _i2) \
NS_IMPL_ADDREF(_class) \
NS_IMPL_RELEASE(_class) \
NS_IMPL_QUERY_INTERFACE2(_class, _i1, _i2)
#define NS_IMPL_ISUPPORTS3(_class, _i1, _i2, _i3) \
NS_IMPL_ADDREF(_class) \
NS_IMPL_RELEASE(_class) \
NS_IMPL_QUERY_INTERFACE3(_class, _i1, _i2, _i3)
#define NS_IMPL_ISUPPORTS4(_class, _i1, _i2, _i3, _i4) \
NS_IMPL_ADDREF(_class) \
NS_IMPL_RELEASE(_class) \
NS_IMPL_QUERY_INTERFACE4(_class, _i1, _i2, _i3, _i4)
#define NS_IMPL_ISUPPORTS5(_class, _i1, _i2, _i3, _i4, _i5) \
NS_IMPL_ADDREF(_class) \
NS_IMPL_RELEASE(_class) \
NS_IMPL_QUERY_INTERFACE5(_class, _i1, _i2, _i3, _i4, _i5)
#define NS_IMPL_ISUPPORTS6(_class, _i1, _i2, _i3, _i4, _i5, _i6) \
NS_IMPL_ADDREF(_class) \
NS_IMPL_RELEASE(_class) \
NS_IMPL_QUERY_INTERFACE6(_class, _i1, _i2, _i3, _i4, _i5, _i6)
#define NS_IMPL_ISUPPORTS7(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7) \
NS_IMPL_ADDREF(_class) \
NS_IMPL_RELEASE(_class) \
NS_IMPL_QUERY_INTERFACE7(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7)
#define NS_IMPL_ISUPPORTS8(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7, _i8) \
NS_IMPL_ADDREF(_class) \
NS_IMPL_RELEASE(_class) \
NS_IMPL_QUERY_INTERFACE8(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7, _i8)
#define NS_IMPL_ISUPPORTS9(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7, _i8, \
_i9) \
NS_IMPL_ADDREF(_class) \
NS_IMPL_RELEASE(_class) \
NS_IMPL_QUERY_INTERFACE9(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7, _i8, _i9)
#define NS_IMPL_ISUPPORTS10(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7, _i8, \
_i9, _i10) \
NS_IMPL_ADDREF(_class) \
NS_IMPL_RELEASE(_class) \
NS_IMPL_QUERY_INTERFACE10(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7, _i8, \
_i9, _i10)
#define NS_IMPL_ISUPPORTS11(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7, _i8, \
_i9, _i10, _i11) \
NS_IMPL_ADDREF(_class) \
NS_IMPL_RELEASE(_class) \
NS_IMPL_QUERY_INTERFACE11(_class, _i1, _i2, _i3, _i4, _i5, _i6, _i7, _i8, \
_i9, _i10, _i11)
#define NS_IMPL_ISUPPORTS_INHERITED0(Class, Super) \
NS_IMPL_QUERY_INTERFACE_INHERITED0(Class, Super) \
NS_IMPL_ADDREF_INHERITED(Class, Super) \
NS_IMPL_RELEASE_INHERITED(Class, Super) \
#define NS_IMPL_ISUPPORTS_INHERITED1(Class, Super, i1) \
NS_IMPL_QUERY_INTERFACE_INHERITED1(Class, Super, i1) \
NS_IMPL_ADDREF_INHERITED(Class, Super) \
NS_IMPL_RELEASE_INHERITED(Class, Super) \
#define NS_IMPL_ISUPPORTS_INHERITED2(Class, Super, i1, i2) \
NS_IMPL_QUERY_INTERFACE_INHERITED2(Class, Super, i1, i2) \
NS_IMPL_ADDREF_INHERITED(Class, Super) \
NS_IMPL_RELEASE_INHERITED(Class, Super) \
#define NS_IMPL_ISUPPORTS_INHERITED3(Class, Super, i1, i2, i3) \
NS_IMPL_QUERY_INTERFACE_INHERITED3(Class, Super, i1, i2, i3) \
NS_IMPL_ADDREF_INHERITED(Class, Super) \
NS_IMPL_RELEASE_INHERITED(Class, Super) \
#define NS_IMPL_ISUPPORTS_INHERITED4(Class, Super, i1, i2, i3, i4) \
NS_IMPL_QUERY_INTERFACE_INHERITED4(Class, Super, i1, i2, i3, i4) \
NS_IMPL_ADDREF_INHERITED(Class, Super) \
NS_IMPL_RELEASE_INHERITED(Class, Super) \
#define NS_IMPL_ISUPPORTS_INHERITED5(Class, Super, i1, i2, i3, i4, i5) \
NS_IMPL_QUERY_INTERFACE_INHERITED5(Class, Super, i1, i2, i3, i4, i5) \
NS_IMPL_ADDREF_INHERITED(Class, Super) \
NS_IMPL_RELEASE_INHERITED(Class, Super) \
#define NS_IMPL_ISUPPORTS_INHERITED6(Class, Super, i1, i2, i3, i4, i5, i6) \
NS_IMPL_QUERY_INTERFACE_INHERITED6(Class, Super, i1, i2, i3, i4, i5, i6) \
NS_IMPL_ADDREF_INHERITED(Class, Super) \
NS_IMPL_RELEASE_INHERITED(Class, Super) \
#define NS_IMPL_ISUPPORTS_INHERITED7(Class, Super, i1, i2, i3, i4, i5, i6, i7) \
NS_IMPL_QUERY_INTERFACE_INHERITED7(Class, Super, i1, i2, i3, i4, i5, i6, i7) \
NS_IMPL_ADDREF_INHERITED(Class, Super) \
NS_IMPL_RELEASE_INHERITED(Class, Super) \
/*
* Macro to glue together a QI that starts with an interface table
* and segues into an interface map (e.g. it uses singleton classinfo
* or tearoffs).
*/
#define NS_INTERFACE_TABLE_TO_MAP_SEGUE \
if (rv == NS_OK) return rv; \
nsISupports* foundInterface;
///////////////////////////////////////////////////////////////////////////////
/**
*
* Threadsafe implementations of the ISupports convenience macros.
*
* @note These are not available when linking against the standalone glue,
* because the implementation requires PR_ symbols.
*/
#if !defined(XPCOM_GLUE_AVOID_NSPR)
/**
* Use this macro to implement the AddRef method for a given <i>_class</i>
* @param _class The name of the class implementing the method
*/
#define NS_IMPL_THREADSAFE_ADDREF(_class) \
NS_IMETHODIMP_(nsrefcnt) _class::AddRef(void) \
{ \
NS_PRECONDITION(PRInt32(mRefCnt) >= 0, "illegal refcnt"); \
nsrefcnt count; \
count = PR_AtomicIncrement((PRInt32*)&mRefCnt); \
NS_LOG_ADDREF(this, count, #_class, sizeof(*this)); \
return count; \
}
/**
* Use this macro to implement the Release method for a given <i>_class</i>
* @param _class The name of the class implementing the method
*/
#define NS_IMPL_THREADSAFE_RELEASE(_class) \
NS_IMETHODIMP_(nsrefcnt) _class::Release(void) \
{ \
nsrefcnt count; \
NS_PRECONDITION(0 != mRefCnt, "dup release"); \
count = PR_AtomicDecrement((PRInt32 *)&mRefCnt); \
NS_LOG_RELEASE(this, count, #_class); \
if (0 == count) { \
mRefCnt = 1; /* stabilize */ \
/* enable this to find non-threadsafe destructors: */ \
/* NS_ASSERT_OWNINGTHREAD(_class); */ \
delete (this); \
return 0; \
} \
return count; \
}
#else // XPCOM_GLUE_AVOID_NSPR
#define NS_IMPL_THREADSAFE_ADDREF(_class) \
THREADSAFE_ISUPPORTS_NOT_AVAILABLE_IN_STANDALONE_GLUE;
#define NS_IMPL_THREADSAFE_RELEASE(_class) \
THREADSAFE_ISUPPORTS_NOT_AVAILABLE_IN_STANDALONE_GLUE;
#endif
#define NS_IMPL_THREADSAFE_ISUPPORTS0(_class) \
NS_IMPL_THREADSAFE_ADDREF(_class) \
NS_IMPL_THREADSAFE_RELEASE(_class) \
NS_IMPL_THREADSAFE_QUERY_INTERFACE0(_class)
#define NS_IMPL_THREADSAFE_ISUPPORTS1(_class, _interface) \
NS_IMPL_THREADSAFE_ADDREF(_class) \
NS_IMPL_THREADSAFE_RELEASE(_class) \
NS_IMPL_THREADSAFE_QUERY_INTERFACE1(_class, _interface)
#define NS_IMPL_THREADSAFE_ISUPPORTS2(_class, _i1, _i2) \
NS_IMPL_THREADSAFE_ADDREF(_class) \
NS_IMPL_THREADSAFE_RELEASE(_class) \
NS_IMPL_THREADSAFE_QUERY_INTERFACE2(_class, _i1, _i2)
#define NS_IMPL_THREADSAFE_ISUPPORTS3(_class, _i1, _i2, _i3) \
NS_IMPL_THREADSAFE_ADDREF(_class) \
NS_IMPL_THREADSAFE_RELEASE(_class) \
NS_IMPL_THREADSAFE_QUERY_INTERFACE3(_class, _i1, _i2, _i3)
#define NS_IMPL_THREADSAFE_ISUPPORTS4(_class, _i1, _i2, _i3, _i4) \
NS_IMPL_THREADSAFE_ADDREF(_class) \
NS_IMPL_THREADSAFE_RELEASE(_class) \
NS_IMPL_THREADSAFE_QUERY_INTERFACE4(_class, _i1, _i2, _i3, _i4)
#define NS_IMPL_THREADSAFE_ISUPPORTS5(_class, _i1, _i2, _i3, _i4, _i5) \
NS_IMPL_THREADSAFE_ADDREF(_class) \
NS_IMPL_THREADSAFE_RELEASE(_class) \
NS_IMPL_THREADSAFE_QUERY_INTERFACE5(_class, _i1, _i2, _i3, _i4, _i5)
#define NS_IMPL_THREADSAFE_ISUPPORTS6(_class, _i1, _i2, _i3, _i4, _i5, _i6) \
NS_IMPL_THREADSAFE_ADDREF(_class) \
NS_IMPL_THREADSAFE_RELEASE(_class) \
NS_IMPL_THREADSAFE_QUERY_INTERFACE6(_class, _i1, _i2, _i3, _i4, _i5, _i6)
#define NS_IMPL_THREADSAFE_ISUPPORTS7(_class, _i1, _i2, _i3, _i4, _i5, _i6, \
_i7) \
NS_IMPL_THREADSAFE_ADDREF(_class) \
NS_IMPL_THREADSAFE_RELEASE(_class) \
NS_IMPL_THREADSAFE_QUERY_INTERFACE7(_class, _i1, _i2, _i3, _i4, _i5, _i6, \
_i7)
#define NS_IMPL_THREADSAFE_ISUPPORTS8(_class, _i1, _i2, _i3, _i4, _i5, _i6, \
_i7, _i8) \
NS_IMPL_THREADSAFE_ADDREF(_class) \
NS_IMPL_THREADSAFE_RELEASE(_class) \
NS_IMPL_THREADSAFE_QUERY_INTERFACE8(_class, _i1, _i2, _i3, _i4, _i5, _i6, \
_i7, _i8)
#define NS_IMPL_THREADSAFE_ISUPPORTS9(_class, _i1, _i2, _i3, _i4, _i5, _i6, \
_i7, _i8, _i9) \
NS_IMPL_THREADSAFE_ADDREF(_class) \
NS_IMPL_THREADSAFE_RELEASE(_class) \
NS_IMPL_THREADSAFE_QUERY_INTERFACE9(_class, _i1, _i2, _i3, _i4, _i5, _i6, \
_i7, _i8, _i9)
#define NS_IMPL_THREADSAFE_ISUPPORTS10(_class, _i1, _i2, _i3, _i4, _i5, _i6, \
_i7, _i8, _i9, _i10) \
NS_IMPL_THREADSAFE_ADDREF(_class) \
NS_IMPL_THREADSAFE_RELEASE(_class) \
NS_IMPL_THREADSAFE_QUERY_INTERFACE10(_class, _i1, _i2, _i3, _i4, _i5, _i6, \
_i7, _i8, _i9, _i10)
#define NS_IMPL_THREADSAFE_ISUPPORTS11(_class, _i1, _i2, _i3, _i4, _i5, _i6, \
_i7, _i8, _i9, _i10, _i11) \
NS_IMPL_THREADSAFE_ADDREF(_class) \
NS_IMPL_THREADSAFE_RELEASE(_class) \
NS_IMPL_THREADSAFE_QUERY_INTERFACE11(_class, _i1, _i2, _i3, _i4, _i5, _i6, \
_i7, _i8, _i9, _i10, _i11)
#define NS_INTERFACE_MAP_END_THREADSAFE NS_IMPL_QUERY_TAIL_GUTS
/**
* Macro to generate nsIClassInfo methods for classes which do not have
* corresponding nsIFactory implementations.
*/
#define NS_IMPL_THREADSAFE_CI(_class) \
NS_IMETHODIMP \
_class::GetInterfaces(PRUint32* _count, nsIID*** _array) \
{ \
return NS_CI_INTERFACE_GETTER_NAME(_class)(_count, _array); \
} \
\
NS_IMETHODIMP \
_class::GetHelperForLanguage(PRUint32 _language, nsISupports** _retval) \
{ \
*_retval = nsnull; \
return NS_OK; \
} \
\
NS_IMETHODIMP \
_class::GetContractID(char** _contractID) \
{ \
*_contractID = nsnull; \
return NS_OK; \
} \
\
NS_IMETHODIMP \
_class::GetClassDescription(char** _classDescription) \
{ \
*_classDescription = nsnull; \
return NS_OK; \
} \
\
NS_IMETHODIMP \
_class::GetClassID(nsCID** _classID) \
{ \
*_classID = nsnull; \
return NS_OK; \
} \
\
NS_IMETHODIMP \
_class::GetImplementationLanguage(PRUint32* _language) \
{ \
*_language = nsIProgrammingLanguage::CPLUSPLUS; \
return NS_OK; \
} \
\
NS_IMETHODIMP \
_class::GetFlags(PRUint32* _flags) \
{ \
*_flags = nsIClassInfo::THREADSAFE; \
return NS_OK; \
} \
\
NS_IMETHODIMP \
_class::GetClassIDNoAlloc(nsCID* _classIDNoAlloc) \
{ \
return NS_ERROR_NOT_AVAILABLE; \
}
#endif
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