ESP-IDF
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Outline
#include <string.h>
#include <errno.h>
#include "esp_random.h"
#include "mesh/main.h"
#include "mesh/client_common.h"
#include "mesh/common.h"
bt_mesh_malloc(size_t)
bt_mesh_calloc(size_t)
bt_mesh_free(void *)
bt_mesh_alloc_buf(uint16_t)
bt_mesh_free_buf(struct net_buf_simple *)
bt_mesh_rand(void *, size_t)
bt_mesh_get_rand()
Files
ESP-IDF
components
app_trace
app_update
bootloader_support
bt
common
controller
esp_ble_mesh
api
btc
common
include
tinycrypt
atomic.c
buf.c
common.c
kernel.c
mutex.c
timer.c
utils.c
core
lib
models
v1.1
host
include
porting
cmock
console
cxx
driver
efuse
esp_adc
esp_app_format
esp_bootloader_format
esp_coex
esp_common
esp_driver_ana_cmpr
esp_driver_cam
esp_driver_dac
esp_driver_gpio
esp_driver_gptimer
esp_driver_i2c
esp_driver_i2s
esp_driver_jpeg
esp_driver_ledc
esp_driver_mcpwm
esp_driver_parlio
esp_driver_pcnt
esp_driver_rmt
esp_driver_sdio
esp_driver_sdm
esp_driver_sdmmc
esp_driver_sdspi
esp_driver_spi
esp_driver_tsens
esp_driver_uart
esp_driver_usb_serial_jtag
esp_eth
esp_event
esp_gdbstub
esp_hid
esp_http_client
esp_http_server
esp_https_ota
esp_https_server
esp_hw_support
esp_lcd
esp_local_ctrl
esp_mm
esp_netif
esp_partition
esp_phy
esp_pm
esp_psram
esp_ringbuf
esp_rom
esp_security
esp_system
esp_timer
esp_vfs_console
esp_wifi
esp-tls
espcoredump
hal
heap
http_parser
ieee802154
log
mqtt
newlib
nvs_flash
nvs_sec_provider
openthread
perfmon
protobuf-c
protocomm
pthread
rt
sdmmc
soc
spi_flash
spiffs
tcp_transport
ulp
unity
vfs
wear_levelling
wifi_provisioning
wpa_supplicant
xtensa
examples
lwIP
FreeRTOS
cJSON
mbedTLS
SourceVuESP-IDF Framework and ExamplesESP-IDFcomponents/bt/esp_ble_mesh/common/common.c
 
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/* * 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"6 includes 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; }{ ... } uint32_t bt_mesh_get_rand(void) { return esp_random(); }{ ... }
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