/usr/include/oce/Standard_MMgrRoot.hxx is in liboce-foundation-dev 0.18.2-2build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 | // Created on: 2005-03-15
// Created by: Peter KURNEV
// Copyright (c) 2005-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#ifndef _Standard_MMgrRoot_HeaderFile
#define _Standard_MMgrRoot_HeaderFile
#include <Standard_TypeDef.hxx>
/**
* Root class for Open CASCADE mmemory managers.
* Defines only abstract interface functions.
*/
class Standard_MMgrRoot
{
public:
//! Virtual destructor; required for correct inheritance
Standard_EXPORT virtual ~Standard_MMgrRoot();
//! Allocate specified number of bytes.
//! The actually allocated space should be rounded up to
//! double word size (4 bytes), as this is expected by implementation
//! of some classes in OCC (e.g. TCollection_AsciiString)
Standard_EXPORT virtual Standard_Address Allocate (const Standard_Size theSize)=0;
//! Reallocate previously allocated memory to contain at least theSize bytes.
//! In case of success, new pointer is returned.
Standard_EXPORT virtual Standard_Address Reallocate (Standard_Address thePtr,
const Standard_Size theSize)=0;
//! Frees previously allocated memory at specified address.
Standard_EXPORT virtual void Free(Standard_Address thePtr)=0;
//! Purge internally cached unused memory blocks (if any)
//! by releasing them to the operating system.
//! Must return non-zero if some memory has been actually released,
//! or zero otherwise.
//!
//! If option isDestroyed is True, this means that memory
//! manager is not expected to be used any more; note however
//! that in general case it is still possible to have calls to that
//! instance of memory manager after this (e.g. to free memory
//! of static objects in OCC). Thus this option should
//! command the memory manager to release any cached memory
//! to the system and not cache any more, but still remain operable...
//!
//! Default implementation does nothing and returns 0.
Standard_EXPORT virtual Standard_Integer Purge(Standard_Boolean isDestroyed=Standard_False);
};
#endif
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