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102 lines
3.3 KiB
102 lines
3.3 KiB
3 years ago
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/*
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Copyright (c) 2012, Broadcom Europe Ltd
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of the copyright holder nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*=============================================================================
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VideoCore OS Abstraction Layer - memory support
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=============================================================================*/
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#ifndef VCOS_MEM_H
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#define VCOS_MEM_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "interface/vcos/vcos_types.h"
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#include "vcos.h"
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/** \file
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*
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* Memory allocation api (malloc/free equivalents) is for benefit of host
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* applications. VideoCore code should use rtos_XXX functions.
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*
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*/
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/** Allocate memory
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*
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* @param size Size of memory to allocate
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* @param description Description, to aid in debugging. May be ignored internally on some platforms.
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*/
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VCOS_INLINE_DECL
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void *vcos_malloc(VCOS_UNSIGNED size, const char *description);
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void *vcos_kmalloc(VCOS_UNSIGNED size, const char *description);
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void *vcos_kcalloc(VCOS_UNSIGNED num, VCOS_UNSIGNED size, const char *description);
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/** Allocate cleared memory
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*
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* @param num Number of items to allocate.
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* @param size Size of each item in bytes.
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* @param description Description, to aid in debugging. May be ignored internally on some platforms.
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*/
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VCOS_INLINE_DECL
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void *vcos_calloc(VCOS_UNSIGNED num, VCOS_UNSIGNED size, const char *description);
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/** Free memory
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*
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* Free memory that has been allocated.
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*/
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VCOS_INLINE_DECL
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void vcos_free(void *ptr);
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void vcos_kfree(void *ptr);
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/** Allocate aligned memory
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*
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* Allocate memory aligned on the specified boundary.
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*
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* @param size Size of memory to allocate
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* @param description Description, to aid in debugging. May be ignored internally on some platforms.
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*/
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VCOS_INLINE_DECL
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void *vcos_malloc_aligned(VCOS_UNSIGNED size, VCOS_UNSIGNED align, const char *description);
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/** Return the amount of free heap memory
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*
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*/
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VCOS_INLINE_DECL
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unsigned long vcos_get_free_mem(void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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