70 lines
1.7 KiB
C++
70 lines
1.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "dllcom.h"
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#include <assert.h>
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// CoTaskMemAlloc uses the default OLE allocator to allocate a memory
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// block in the same way that IMalloc::Alloc does
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LPVOID
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CoTaskMemAlloc(ULONG cb)
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{
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LPMALLOC pMalloc;
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if (SUCCEEDED(CoGetMalloc(MEMCTX_TASK, &pMalloc))) {
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LPVOID lpv = pMalloc->Alloc(cb);
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pMalloc->Release();
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return lpv;
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}
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return NULL;
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}
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// CoTaskMemRealloc changes the size of a previously allocated memory
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// block in the same way that IMalloc::Realloc does
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LPVOID
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CoTaskMemRealloc(LPVOID lpv, ULONG cb)
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{
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LPMALLOC pMalloc;
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if (SUCCEEDED(CoGetMalloc(MEMCTX_TASK, &pMalloc))) {
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lpv = pMalloc->Realloc(lpv, cb);
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pMalloc->Release();
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return lpv;
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}
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return NULL;
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}
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// CoTaskMemFree uses the default OLE allocator to free a block of
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// memory previously allocated through a call to CoTaskMemAlloc
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void
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CoTaskMemFree(LPVOID lpv)
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{
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if (lpv) {
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LPMALLOC pMalloc;
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if (SUCCEEDED(CoGetMalloc(MEMCTX_TASK, &pMalloc))) {
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pMalloc->Free(lpv);
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pMalloc->Release();
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}
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}
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}
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