105 lines
3.4 KiB
C++
105 lines
3.4 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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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 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* 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
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include <MacMemory.h>
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#include <string.h>
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#include <stdlib.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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void *malloc(size_t blockSize);
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void free(void *deadBlock);
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void* realloc(void* block, size_t newSize);
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void *calloc(size_t nele, size_t elesize);
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#ifdef __cplusplus
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}
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#endif
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// NewPtr implementation of malloc/free, for testing purposes
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//--------------------------------------------------------------------
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void *malloc(size_t blockSize)
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//--------------------------------------------------------------------
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{
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return (void *)::NewPtr(blockSize);
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}
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//--------------------------------------------------------------------
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void free(void *deadBlock)
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//--------------------------------------------------------------------
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{
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if (deadBlock)
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::DisposePtr((Ptr)deadBlock);
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}
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//--------------------------------------------------------------------
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void* realloc(void* block, size_t newSize)
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//--------------------------------------------------------------------
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{
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::SetPtrSize((Ptr)block, newSize);
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if (MemError() == noErr)
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return block;
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void* newBlock = ::NewPtr(newSize);
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if (!newBlock) return nil;
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BlockMoveData(block, newBlock, newSize); // might copy off the end of block,
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// but who cares?
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return newBlock;
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}
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//--------------------------------------------------------------------
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void *calloc(size_t nele, size_t elesize)
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//--------------------------------------------------------------------
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{
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size_t space = nele * elesize;
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void *newBlock = ::malloc(space);
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if (newBlock)
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memset(newBlock, 0, space);
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return newBlock;
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}
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