From f215e02bf85f68d3a6106c2a1f4f7f063f819064 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:17:27 +0200 Subject: Adding upstream version 7.0.14-dfsg. Signed-off-by: Daniel Baumann --- src/libs/xpcom18a4/nsprpub/pr/include/prmem.h | 166 ++++++++++++++++++++++++++ 1 file changed, 166 insertions(+) create mode 100644 src/libs/xpcom18a4/nsprpub/pr/include/prmem.h (limited to 'src/libs/xpcom18a4/nsprpub/pr/include/prmem.h') diff --git a/src/libs/xpcom18a4/nsprpub/pr/include/prmem.h b/src/libs/xpcom18a4/nsprpub/pr/include/prmem.h new file mode 100644 index 00000000..de4d15fd --- /dev/null +++ b/src/libs/xpcom18a4/nsprpub/pr/include/prmem.h @@ -0,0 +1,166 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla 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/MPL/ + * + * 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 the Netscape Portable Runtime (NSPR). + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1998-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ + +/* +** File: prmem.h +** Description: API to NSPR 2.0 memory management functions +** +*/ +#ifndef prmem_h___ +#define prmem_h___ + +#include "prtypes.h" +#include +#include + +#ifdef VBOX_WITH_XPCOM_NAMESPACE_CLEANUP +#define PR_Malloc VBoxNsprPR_Malloc +#define PR_Calloc VBoxNsprPR_Calloc +#define PR_Realloc VBoxNsprPR_Realloc +#define PR_Free VBoxNsprPR_Free +#endif /* VBOX_WITH_XPCOM_NAMESPACE_CLEANUP */ + +PR_BEGIN_EXTERN_C + +/* +** Thread safe memory allocation. +** +** NOTE: pr wraps up malloc, free, calloc, realloc so they are already +** thread safe (and are not declared here - look in stdlib.h). +*/ + +/* +** PR_Malloc, PR_Calloc, PR_Realloc, and PR_Free have the same signatures +** as their libc equivalent malloc, calloc, realloc, and free, and have +** the same semantics. (Note that the argument type size_t is replaced +** by PRUint32.) Memory allocated by PR_Malloc, PR_Calloc, or PR_Realloc +** must be freed by PR_Free. +*/ + +NSPR_API(void *) PR_Malloc(PRUint32 size); + +NSPR_API(void *) PR_Calloc(PRUint32 nelem, PRUint32 elsize); + +NSPR_API(void *) PR_Realloc(void *ptr, PRUint32 size); + +NSPR_API(void) PR_Free(void *ptr); + +/* +** The following are some convenience macros defined in terms of +** PR_Malloc, PR_Calloc, PR_Realloc, and PR_Free. +*/ + +/*********************************************************************** +** FUNCTION: PR_MALLOC() +** DESCRIPTION: +** PR_NEW() allocates an untyped item of size _size from the heap. +** INPUTS: _size: size in bytes of item to be allocated +** OUTPUTS: untyped pointer to the node allocated +** RETURN: pointer to node or error returned from malloc(). +***********************************************************************/ +#define PR_MALLOC(_bytes) (PR_Malloc((_bytes))) + +/*********************************************************************** +** FUNCTION: PR_NEW() +** DESCRIPTION: +** PR_NEW() allocates an item of type _struct from the heap. +** INPUTS: _struct: a data type +** OUTPUTS: pointer to _struct +** RETURN: pointer to _struct or error returns from malloc(). +***********************************************************************/ +#define PR_NEW(_struct) ((_struct *) PR_MALLOC(sizeof(_struct))) + +/*********************************************************************** +** FUNCTION: PR_REALLOC() +** DESCRIPTION: +** PR_REALLOC() re-allocates _ptr bytes from the heap as a _size +** untyped item. +** INPUTS: _ptr: pointer to node to reallocate +** _size: size of node to allocate +** OUTPUTS: pointer to node allocated +** RETURN: pointer to node allocated +***********************************************************************/ +#define PR_REALLOC(_ptr, _size) (PR_Realloc((_ptr), (_size))) + +/*********************************************************************** +** FUNCTION: PR_CALLOC() +** DESCRIPTION: +** PR_CALLOC() allocates a _size bytes untyped item from the heap +** and sets the allocated memory to all 0x00. +** INPUTS: _size: size of node to allocate +** OUTPUTS: pointer to node allocated +** RETURN: pointer to node allocated +***********************************************************************/ +#define PR_CALLOC(_size) (PR_Calloc(1, (_size))) + +/*********************************************************************** +** FUNCTION: PR_NEWZAP() +** DESCRIPTION: +** PR_NEWZAP() allocates an item of type _struct from the heap +** and sets the allocated memory to all 0x00. +** INPUTS: _struct: a data type +** OUTPUTS: pointer to _struct +** RETURN: pointer to _struct +***********************************************************************/ +#define PR_NEWZAP(_struct) ((_struct*)PR_Calloc(1, sizeof(_struct))) + +/*********************************************************************** +** FUNCTION: PR_DELETE() +** DESCRIPTION: +** PR_DELETE() unallocates an object previosly allocated via PR_NEW() +** or PR_NEWZAP() to the heap. +** INPUTS: pointer to previously allocated object +** OUTPUTS: the referenced object is returned to the heap +** RETURN: void +***********************************************************************/ +#define PR_DELETE(_ptr) { PR_Free(_ptr); (_ptr) = NULL; } + +/*********************************************************************** +** FUNCTION: PR_FREEIF() +** DESCRIPTION: +** PR_FREEIF() conditionally unallocates an object previously allocated +** vial PR_NEW() or PR_NEWZAP(). If the pointer to the object is +** equal to zero (0), the object is not released. +** INPUTS: pointer to previously allocated object +** OUTPUTS: the referenced object is conditionally returned to the heap +** RETURN: void +***********************************************************************/ +#define PR_FREEIF(_ptr) if (_ptr) PR_DELETE(_ptr) + +PR_END_EXTERN_C + +#endif /* prmem_h___ */ -- cgit v1.2.3