arduino-esp32/tools/sdk/include/lwip/lwip/mem.h
Me No Dev 96822d783f
Update IDF to 3.2-3276a13 and esptool.py to 2.5.0 (#1878)
* TX Flow Control and Code cleanup

* Use semaphore instead of delay

TX functionality is done.

* Use single buffer and empty queue on exit

* Fix compile issues because of LwIP code relocation

* Add temporary header to fix Azure not compiling

* Fix AsyncUDP early init

* AsyncUDP Multicast fixes

* Add source mac address and rework multicast

* Allow redefinition of default pins for Serials 1 and 2

* Update IDF to 3276a13

* Update esptool.py to 2.5.0

* Fix sketches

* Fix log level in BluetoothSetial
2018-09-21 08:39:36 +02:00

99 lines
3.0 KiB
C

/**
* @file
* Heap API
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef LWIP_HDR_MEM_H
#define LWIP_HDR_MEM_H
#include "lwip/opt.h"
#ifdef __cplusplus
extern "C" {
#endif
#if MEM_LIBC_MALLOC
#include "lwip/arch.h"
typedef size_t mem_size_t;
#define MEM_SIZE_F SZT_F
#elif MEM_USE_POOLS
typedef u16_t mem_size_t;
#define MEM_SIZE_F U16_F
#if ESP_LWIP
/**
* lwip_malloc: if CONFIG_ALLOC_MEMORY_IN_SPIRAM_FIRST is enabled, Try to
* allocate memory for lwip in SPIRAM firstly. If failed, try to allocate
* internal memory then.
*/
#if CONFIG_WIFI_LWIP_ALLOCATION_FROM_SPIRAM_FIRST
#ifndef mem_malloc
#define mem_malloc(size) heap_caps_malloc_prefer(size, 2, MALLOC_CAP_DEFAULT|MALLOC_CAP_SPIRAM, MALLOC_CAP_DEFAULT|MALLOC_CAP_INTERNAL)
#endif
#ifndef mem_calloc
#define mem_calloc(n, size) heap_caps_calloc_prefer(n, size, 2, MALLOC_CAP_DEFAULT|MALLOC_CAP_SPIRAM, MALLOC_CAP_DEFAULT|MALLOC_CAP_INTERNAL)
#endif
#endif
#endif
#else
/* MEM_SIZE would have to be aligned, but using 64000 here instead of
* 65535 leaves some room for alignment...
*/
#if MEM_SIZE > 64000L
typedef u32_t mem_size_t;
#define MEM_SIZE_F U32_F
#else
typedef u16_t mem_size_t;
#define MEM_SIZE_F U16_F
#endif /* MEM_SIZE > 64000 */
#endif
void mem_init(void);
void *mem_trim(void *mem, mem_size_t size);
void *mem_malloc(mem_size_t size);
void *mem_calloc(mem_size_t count, mem_size_t size);
void mem_free(void *mem);
#ifdef __cplusplus
}
#endif
#endif /* LWIP_HDR_MEM_H */