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59 lines
1.7 KiB
C
59 lines
1.7 KiB
C
/* See the end of this file for copyright, license, and warranty information. */
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#pragma once
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#include <ardix/types.h>
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#include <toolchain.h>
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/**
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* @defgroup malloc Memory Management
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*
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* @{
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*/
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/**
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* @brief Allocate `size` bytes of memory *w/out initializing it*.
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*
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* This method may block if an allocation is already taking place.
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* Use `atomickmalloc()` if you are in kernel space and in atomic context.
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*
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* @param size The amount of bytes to allocate.
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* @return A pointer to the beginning of the memory area, or `NULL` if
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* `size` was 0 or there is not enough free memory left.
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*/
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__shared __malloc(free, 1) void *malloc(size_t size);
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/**
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* @brief Allocate an array and initialize the memory to zeroes.
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* The allocated size will be at least `nmemb * size`.
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* If the multiplication would overflow, the allocation fails.
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*
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* @param nmemb The amount of members.
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* @param size The size of an individual member.
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* @return A pointer to the zeroed-out memory, or `NULL` if OOM.
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*/
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__malloc(free, 1) void *calloc(size_t nmemb, size_t size);
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/**
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* @brief Free a previously allocated memory region.
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* Passing `NULL` has no effect.
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*
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* @param ptr The pointer, as returned by `malloc`/`calloc`.
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*/
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__shared void free(void *ptr);
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/** @} */
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/*
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* This file is part of Ardix.
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* Copyright (c) 2020, 2021 Felix Kopp <owo@fef.moe>.
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*
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* Ardix is non-violent software: you may only use, redistribute,
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* and/or modify it under the terms of the CNPLv6+ as found in
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* the LICENSE file in the source code root directory or at
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* <https://git.pixie.town/thufie/CNPL>.
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*
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* Ardix comes with ABSOLUTELY NO WARRANTY, to the extent
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* permitted by applicable law. See the CNPLv6+ for details.
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*/
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