Mercurial > molko
view src/libmlk-core/core/alloc.h @ 347:0969931b98e4
core: start removing POSIX APIs
author | David Demelier <markand@malikania.fr> |
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date | Tue, 19 Oct 2021 13:23:30 +0200 |
parents | 8f9937403749 |
children | 19782ea1cf4a |
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/* * alloc.h -- custom allocators * * Copyright (c) 2020-2021 David Demelier <markand@malikania.fr> * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #ifndef MOLKO_CORE_ALLOC_H #define MOLKO_CORE_ALLOC_H #include <stddef.h> #include "core.h" #include "util.h" /* Must be power of 2. */ #define ALLOC_POOL_INIT_DEFAULT (32) /* Custom allocator. */ struct alloc_funcs { void *(*alloc)(size_t); void *(*realloc)(void *, size_t); void (*free)(void *); }; /* Minimalist growable array for loading data. */ struct alloc_pool { void *data; size_t elemsize; size_t size; size_t capacity; void (*finalizer)(void *); }; CORE_BEGIN_DECLS /* allocator functions. */ void alloc_set(const struct alloc_funcs *); void * alloc_new(size_t); void * alloc_new0(size_t); void * alloc_array(size_t, size_t); void * alloc_array0(size_t, size_t); void * alloc_renew(void *, size_t); void * alloc_rearray(void *, size_t, size_t); void * alloc_rearray0(void *, size_t, size_t, size_t); void * alloc_dup(const void *, size_t); char * alloc_sdup(const char *); /* alloc_pool functions. */ int alloc_pool_init(struct alloc_pool *, size_t , void (*)(void *)); void * alloc_pool_new(struct alloc_pool *); void * alloc_pool_get(const struct alloc_pool *, size_t); void alloc_pool_finish(struct alloc_pool *); CORE_END_DECLS #endif /* !MOLKO_CORE_ALLOC_H */