74 lines
1.8 KiB
C++
74 lines
1.8 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
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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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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