gecko-dev/js/public/MemoryFunctions.h

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1.2 KiB
C
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/* Low-level memory-allocation functions. */
#ifndef js_MemoryFunctions_h
#define js_MemoryFunctions_h
#include "mozilla/Attributes.h" // MOZ_MUST_USE
#include <stddef.h> // size_t
#include "jstypes.h" // JS_PUBLIC_API
struct JSContext;
extern JS_PUBLIC_API(void*)
JS_malloc(JSContext* cx, size_t nbytes);
extern JS_PUBLIC_API(void*)
JS_realloc(JSContext* cx, void* p, size_t oldBytes, size_t newBytes);
/**
* A wrapper for |js_free(p)| that may delay |js_free(p)| invocation as a
* performance optimization. |cx| may be nullptr.
*/
extern JS_PUBLIC_API(void)
JS_free(JSContext* cx, void* p);
/**
* A wrapper for |js_free(p)| that may delay |js_free(p)| invocation as a
* performance optimization as specified by the given JSFreeOp instance.
*/
extern JS_PUBLIC_API(void)
JS_freeop(JSFreeOp* fop, void* p);
extern JS_PUBLIC_API(void)
JS_updateMallocCounter(JSContext* cx, size_t nbytes);
#endif /* js_MemoryFunctions_h */