esp-idf/components/bt/esp_ble_mesh/common/common.c

88 lines
2.2 KiB
C

/*
* SPDX-FileCopyrightText: 2017-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <string.h>
#include <errno.h>
#include "esp_random.h"
#include "mesh/main.h"
#include "mesh/client_common.h"
#include "mesh/common.h"
IRAM_ATTR void *bt_mesh_malloc(size_t size)
{
#ifdef CONFIG_BLE_MESH_MEM_ALLOC_MODE_INTERNAL
return heap_caps_malloc(size, MALLOC_CAP_INTERNAL|MALLOC_CAP_8BIT);
#elif CONFIG_BLE_MESH_MEM_ALLOC_MODE_EXTERNAL
return heap_caps_malloc_prefer(size, 2, MALLOC_CAP_SPIRAM|MALLOC_CAP_8BIT, MALLOC_CAP_INTERNAL|MALLOC_CAP_8BIT);
#elif CONFIG_BLE_MESH_MEM_ALLOC_MODE_IRAM_8BIT
return heap_caps_malloc_prefer(size, 2, MALLOC_CAP_INTERNAL|MALLOC_CAP_IRAM_8BIT, MALLOC_CAP_INTERNAL|MALLOC_CAP_8BIT);
#else
return malloc(size);
#endif
}
IRAM_ATTR void *bt_mesh_calloc(size_t size)
{
#ifdef CONFIG_BLE_MESH_MEM_ALLOC_MODE_INTERNAL
return heap_caps_calloc(1, size, MALLOC_CAP_INTERNAL|MALLOC_CAP_8BIT);
#elif CONFIG_BLE_MESH_MEM_ALLOC_MODE_EXTERNAL
return heap_caps_calloc_prefer(1, size, 2, MALLOC_CAP_SPIRAM|MALLOC_CAP_8BIT, MALLOC_CAP_INTERNAL|MALLOC_CAP_8BIT);
#elif CONFIG_BLE_MESH_MEM_ALLOC_MODE_IRAM_8BIT
return heap_caps_calloc_prefer(1, size, 2, MALLOC_CAP_INTERNAL|MALLOC_CAP_IRAM_8BIT, MALLOC_CAP_INTERNAL|MALLOC_CAP_8BIT);
#else
return calloc(1, size);
#endif
}
IRAM_ATTR void bt_mesh_free(void *ptr)
{
heap_caps_free(ptr);
}
struct net_buf_simple *bt_mesh_alloc_buf(uint16_t size)
{
struct net_buf_simple *buf = NULL;
uint8_t *data = NULL;
buf = (struct net_buf_simple *)bt_mesh_calloc(sizeof(struct net_buf_simple) + size);
if (!buf) {
BT_ERR("%s, Out of memory", __func__);
return NULL;
}
data = (uint8_t *)buf + sizeof(struct net_buf_simple);
buf->data = data;
buf->len = 0;
buf->size = size;
buf->__buf = data;
return buf;
}
void bt_mesh_free_buf(struct net_buf_simple *buf)
{
if (buf) {
bt_mesh_free(buf);
}
}
int bt_mesh_rand(void *buf, size_t len)
{
if (buf == NULL || len == 0) {
BT_ERR("%s, Invalid parameter", __func__);
return -EINVAL;
}
esp_fill_random(buf, len);
BT_DBG("Random %s", bt_hex(buf, len));
return 0;
}