117 lines
3.0 KiB
C++
117 lines
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
|
|
*
|
|
* The contents of this file are subject to the Netscape 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/NPL/
|
|
*
|
|
* 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 Netscape are
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All
|
|
* Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
*/
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// Implementation of nsIMalloc using NSPR
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#include "nsMalloc.h"
|
|
|
|
static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
|
|
static NS_DEFINE_IID(kIMallocIID, NS_IMALLOC_IID);
|
|
|
|
nsMalloc::nsMalloc(nsISupports* outer)
|
|
{
|
|
NS_INIT_AGGREGATED(outer);
|
|
}
|
|
|
|
nsMalloc::~nsMalloc(void)
|
|
{
|
|
}
|
|
|
|
NS_IMPL_AGGREGATED(nsMalloc);
|
|
|
|
NS_METHOD
|
|
nsMalloc::AggregatedQueryInterface(const nsIID& aIID, void** aInstancePtr)
|
|
{
|
|
if (NULL == aInstancePtr) {
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
if (aIID.Equals(kIMallocIID) ||
|
|
aIID.Equals(kISupportsIID)) {
|
|
*aInstancePtr = (void*) this;
|
|
AddRef();
|
|
return NS_OK;
|
|
}
|
|
return NS_NOINTERFACE;
|
|
}
|
|
|
|
NS_METHOD
|
|
nsMalloc::Create(nsISupports* outer, const nsIID& aIID, void* *aInstancePtr)
|
|
{
|
|
if (outer && !aIID.Equals(kISupportsIID))
|
|
return NS_NOINTERFACE; // XXX right error?
|
|
nsMalloc* mm = new nsMalloc(outer);
|
|
if (mm == NULL)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
mm->AddRef();
|
|
if (aIID.Equals(kISupportsIID))
|
|
*aInstancePtr = mm->GetInner();
|
|
else
|
|
*aInstancePtr = mm;
|
|
return NS_OK;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
NS_METHOD_(void*)
|
|
nsMalloc::Alloc(PRUint32 size)
|
|
{
|
|
return PR_Malloc(size);
|
|
}
|
|
|
|
NS_METHOD_(void*)
|
|
nsMalloc::Realloc(void* ptr, PRUint32 size)
|
|
{
|
|
return PR_Realloc(ptr, size);
|
|
}
|
|
|
|
NS_METHOD_(void)
|
|
nsMalloc::Free(void* ptr)
|
|
{
|
|
PR_Free(ptr);
|
|
}
|
|
|
|
NS_METHOD_(PRInt32)
|
|
nsMalloc::GetSize(void* ptr)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
NS_METHOD_(PRBool)
|
|
nsMalloc::DidAlloc(void* ptr)
|
|
{
|
|
return PR_TRUE;
|
|
}
|
|
|
|
NS_METHOD_(void)
|
|
nsMalloc::HeapMinimize(void)
|
|
{
|
|
#ifdef XP_MAC
|
|
// This used to live in the memory allocators no Mac, but does no more
|
|
// Needs to be hooked up in the new world.
|
|
// CallCacheFlushers(0x7fffffff);
|
|
#endif
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|