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99 lines
2.4 KiB
C
99 lines
2.4 KiB
C
/**
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******************************************************************************
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*
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* @file pios_mem.c
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* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2014.
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* @addtogroup PiOS
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* @{
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* @addtogroup PiOS
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* @{
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* @brief PiOS memory allocation API
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*****************************************************************************/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <pios.h>
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#include <pios_mem.h>
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#ifdef PIOS_TARGET_PROVIDES_FAST_HEAP
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// relies on pios_general_malloc to perform the allocation (i.e. pios_msheap.c)
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extern void *pios_general_malloc(void *ptr, size_t size, bool fastheap);
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void *pios_fastheapmalloc(size_t size)
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{
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return pios_general_malloc(NULL, size, true);
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}
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void *pios_malloc(size_t size)
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{
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return pios_general_malloc(NULL, size, false);
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}
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void *pios_realloc(__attribute__((unused)) void *ptr, __attribute__((unused)) size_t size)
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{
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#ifdef PIOS_INCLUDE_REALLOC
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return pios_general_malloc(ptr, size, false);
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#else
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// Not allowed to use realloc without the proper define PIOS_INCLUDE_REALLOC set
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while (1) {
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;
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}
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return NULL;
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#endif
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}
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void pios_free(void *p)
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{
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vPortFree(p);
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}
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#else /* ifdef PIOS_TARGET_PROVIDES_FAST_HEAP */
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// demand to pvPortMalloc implementation
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void *pios_fastheapmalloc(size_t size)
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{
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return pvPortMalloc(size);
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}
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void *pios_malloc(size_t size)
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{
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return pvPortMalloc(size);
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}
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void *pios_realloc(__attribute__((unused)) void *ptr, __attribute__((unused)) size_t size)
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{
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#ifdef PIOS_INCLUDE_REALLOC
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return pvPortMalloc(size);
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#else
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// Not allowed to use realloc without the proper define PIOS_INCLUDE_REALLOC set
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while (1) {
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;
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}
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return NULL;
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#endif
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}
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void pios_free(void *p)
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{
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vPortFree(p);
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}
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#endif /* ifdef PIOS_TARGET_PROVIDES_FAST_HEAP */
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