38 lines
1 KiB
C
38 lines
1 KiB
C
/*
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* UCW Library -- Generic allocators
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*
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* (c) 2014 Martin Mares <mj@ucw.cz>
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* SPDX-License-Identifier: LGPL-2.1-or-later
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* Source: https://www.ucw.cz/libucw/
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*/
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#ifndef _UCW_ALLOC_H
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#define _UCW_ALLOC_H
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/**
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* This structure describes a generic allocator. It provides pointers
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* to three functions, which handle the actual (re)allocations.
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**/
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struct ucw_allocator {
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void * (*alloc)(struct ucw_allocator *alloc, size_t size);
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void * (*realloc)(struct ucw_allocator *alloc, void *ptr, size_t old_size, size_t new_size);
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void (*free)(struct ucw_allocator *alloc, void *ptr);
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};
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/* alloc-std.c */
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/**
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* [[std]]
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* This allocator uses <<basics:xmalloc()>>, <<basics:xrealloc()>> and <<basics:xfree()>>. The memory
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* it allocates is left uninitialized.
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**/
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extern struct ucw_allocator ucw_allocator_std;
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/**
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* [[zeroing]]
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* This allocator uses <<basics:xmalloc()>>, <<basics:xrealloc()>> and <<basics:xfree()>>. All memory
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* is zeroed upon allocation.
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**/
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extern struct ucw_allocator ucw_allocator_zeroed;
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#endif
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