1
0
mirror of https://bitbucket.org/librepilot/librepilot.git synced 2024-12-05 13:24:11 +01:00
LibrePilot/flight/pios/common/pios_mem.c
2015-04-16 22:52:09 -07:00

99 lines
2.4 KiB
C

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