小龙虾
478e5e5a31
- 修改WiFi配置默认为STA模式连接路由器，并调整相关参数 - 优化调试日志系统，添加环形缓冲区支持HTTP日志拉取功能 - 重构健康监控，提高温度监控频率至1秒并添加电压监控定时器 - 更新分区表配置以适应4MB Flash布局 - 添加OTA更新组件依赖和蓝牙支持 - 修复UDP socket延迟创建时机，确保网络接口初始化正确 - 调整WiFi信号强度告警阈值，提升连接稳定性 - 更新README文档中的IP地址配置示例 - 修改VSCode端口配置为COM13
600 lines
19 KiB
C++
600 lines
19 KiB
C++
/*
|
||
* ble_ota.cpp - BLE OTA GATT 服务器实现 (ESP-IDF 6.0 NimBLE)
|
||
* T5.1 - T5.5
|
||
*
|
||
* 通过 BLE GATT 接收上位机固件，存储到 Flash (gd32_ota 分区)，
|
||
* 接收完成后触发 OTA 中继任务转发到 GD32。
|
||
*
|
||
* GATT 服务:
|
||
* Service UUID: 0xFFFF
|
||
* - CTRL (0x0001, Write): 写入 0xF7 触发中继
|
||
* - DATA_IN (0x0002, Write): 接收固件数据块
|
||
* - DATA_OUT (0x0003, Notify): 推送 GD32 响应
|
||
* - VERSION (0x0004, Read): 固件版本
|
||
*/
|
||
#include <string.h>
|
||
#include <inttypes.h>
|
||
#include "freertos/FreeRTOS.h"
|
||
#include "freertos/task.h"
|
||
#include "freertos/semphr.h"
|
||
#include "freertos/queue.h"
|
||
#include "esp_err.h"
|
||
|
||
// NimBLE 协议栈
|
||
#include "nimble/nimble_port.h"
|
||
#include "nimble/nimble_port_freertos.h"
|
||
#include "host/ble_hs.h"
|
||
#include "host/ble_gap.h"
|
||
#include "services/gap/ble_svc_gap.h"
|
||
#include "services/gatt/ble_svc_gatt.h"
|
||
|
||
#include "app_config.h"
|
||
#include "ble_ota.h"
|
||
#include "ota_relay.h"
|
||
#include "health_monitor.h"
|
||
#include "monitor/debug_log.h"
|
||
|
||
#define TAG "BLE_OTA"
|
||
|
||
// ============================================================
|
||
// 静态状态
|
||
// ============================================================
|
||
|
||
static bool s_ble_ready = false; // NimBLE 同步完成
|
||
static bool s_ble_connected = false; // GATT 客户端已连接
|
||
static uint16_t s_conn_handle = BLE_HS_CONN_HANDLE_NONE;
|
||
static uint16_t s_data_out_val_handle = 0; // DATA_OUT 值句柄 (供通知用)
|
||
|
||
// ============================================================
|
||
// NimBLE 工具: 从 mbuf 读取原始数据
|
||
// ============================================================
|
||
static int ble_ota_mbuf_to_buf(struct os_mbuf *om, uint8_t *buf, size_t buf_len)
|
||
{
|
||
if (!om || !buf) return -1;
|
||
uint16_t om_len = OS_MBUF_PKTLEN(om);
|
||
uint16_t copy_len = (om_len > buf_len) ? (uint16_t)buf_len : om_len;
|
||
os_mbuf_copydata(om, 0, copy_len, buf);
|
||
return (int)copy_len;
|
||
}
|
||
|
||
// ============================================================
|
||
// GATT 访问回调
|
||
// ============================================================
|
||
|
||
/*
|
||
* CTRL (0x0001) - Write
|
||
* 写入 0xF7 触发 OTA 中继
|
||
*/
|
||
static int ble_ota_ctrl_access(uint16_t conn_handle, uint16_t attr_handle,
|
||
struct ble_gatt_access_ctxt *ctxt, void *arg)
|
||
{
|
||
(void)conn_handle;
|
||
(void)attr_handle;
|
||
(void)arg;
|
||
|
||
if (ctxt->op != BLE_GATT_ACCESS_OP_WRITE_CHR) {
|
||
return BLE_ATT_ERR_REQ_NOT_SUPPORTED;
|
||
}
|
||
|
||
uint8_t buf[4] = {0};
|
||
int len = ble_ota_mbuf_to_buf(ctxt->om, buf, sizeof(buf));
|
||
if (len < 1) {
|
||
DEBUG_WARN(TAG, "CTRL 数据为空");
|
||
return BLE_ATT_ERR_INVALID_ATTR_VALUE_LEN;
|
||
}
|
||
|
||
DEBUG_INFO(TAG, "CTRL 写入: cmd=0x%02X", buf[0]);
|
||
|
||
if (buf[0] == 0xF7) {
|
||
// 检查固件是否存储完毕
|
||
ota_meta_t meta;
|
||
esp_err_t err = meta_load(&meta);
|
||
if (err == ESP_OK &&
|
||
meta.total_size > 0 &&
|
||
meta.stored_size >= meta.total_size) {
|
||
DEBUG_INFO(TAG, "固件就绪 (%" PRIu32 " / %" PRIu32 " 字节)，触发中继",
|
||
meta.stored_size, meta.total_size);
|
||
ble_ota_signal_relay();
|
||
} else {
|
||
DEBUG_WARN(TAG, "固件未就绪, 未触发中继 (stored=%" PRIu32 ", total=%" PRIu32 ")",
|
||
meta.stored_size, meta.total_size);
|
||
}
|
||
}
|
||
|
||
return 0; // BLE_ATT_ERR_OK 在 NimBLE 中就是 0
|
||
}
|
||
|
||
/*
|
||
* DATA_IN (0x0002) - Write
|
||
* 数据块格式:
|
||
* [0] cmd (0x00=数据)
|
||
* [1-2] seq uint16 LE - 分块序号
|
||
* [3-6] total_size uint32 LE - 固件总大小 (仅 seq=0 时有效)
|
||
* [7..n-4] payload 固件数据
|
||
* [n-4..n] crc 校验 (预留)
|
||
*/
|
||
static int ble_ota_data_in_access(uint16_t conn_handle, uint16_t attr_handle,
|
||
struct ble_gatt_access_ctxt *ctxt, void *arg)
|
||
{
|
||
(void)conn_handle;
|
||
(void)attr_handle;
|
||
(void)arg;
|
||
|
||
if (ctxt->op != BLE_GATT_ACCESS_OP_WRITE_CHR) {
|
||
return BLE_ATT_ERR_REQ_NOT_SUPPORTED;
|
||
}
|
||
|
||
uint8_t buf[BLE_MTU_SIZE] = {0};
|
||
int recv_len = ble_ota_mbuf_to_buf(ctxt->om, buf, sizeof(buf));
|
||
|
||
if (recv_len < 12) {
|
||
DEBUG_WARN(TAG, "DATA_IN 数据太短: %d 字节 (最少 12)", recv_len);
|
||
return BLE_ATT_ERR_INVALID_ATTR_VALUE_LEN;
|
||
}
|
||
|
||
// 解析包头
|
||
uint8_t cmd = buf[0];
|
||
uint16_t seq = (uint16_t)(buf[1] | (buf[2] << 8));
|
||
uint32_t total_size = (uint32_t)(buf[3] | (buf[4] << 8) |
|
||
(buf[5] << 16) | (buf[6] << 24));
|
||
|
||
size_t data_offset = 7;
|
||
size_t data_len = (size_t)recv_len - data_offset;
|
||
|
||
// 尾 4 字节 CRC 预留，实际 payload = data_len - 4
|
||
if (data_len < 4) {
|
||
DEBUG_WARN(TAG, "DATA_IN 负载不足: data_len=%zu", data_len);
|
||
return BLE_ATT_ERR_INVALID_ATTR_VALUE_LEN;
|
||
}
|
||
data_len -= 4; // 减去尾部 CRC 预留
|
||
|
||
DEBUG_DBG(TAG, "DATA_IN: cmd=0x%02X seq=%u total=%" PRIu32 " payload=%zu",
|
||
cmd, seq, total_size, data_len);
|
||
|
||
// --- 首个分块: 创建存储元数据 ---
|
||
if (seq == 0 && total_size > 0) {
|
||
if (total_size > OTA_MAX_FIRMWARE_SIZE) {
|
||
DEBUG_ERR(TAG, "固件太大: %" PRIu32 " > %zu",
|
||
total_size, OTA_MAX_FIRMWARE_SIZE);
|
||
return BLE_ATT_ERR_UNLIKELY;
|
||
}
|
||
|
||
ota_meta_t meta = {};
|
||
meta.total_size = total_size;
|
||
meta.stored_size = 0;
|
||
meta.last_seq = 0;
|
||
meta.chunk_count = (total_size + (OTA_BLOCK_SIZE - 1)) / OTA_BLOCK_SIZE;
|
||
|
||
esp_err_t err = meta_save(&meta);
|
||
if (err != ESP_OK) {
|
||
DEBUG_ERR(TAG, "元数据保存失败");
|
||
return BLE_ATT_ERR_UNLIKELY;
|
||
}
|
||
|
||
DEBUG_INFO(TAG, "固件存储开始: total=%" PRIu32 " chunk_count=%" PRIu32,
|
||
meta.total_size, meta.chunk_count);
|
||
}
|
||
|
||
// --- 写入 Flash ---
|
||
uint32_t flash_offset = seq * OTA_BLOCK_SIZE;
|
||
esp_err_t err = flash_write_chunk(flash_offset, &buf[data_offset], data_len);
|
||
if (err != ESP_OK) {
|
||
DEBUG_ERR(TAG, "Flash 写入失败: seq=%u offset=%" PRIu32 " err=%s",
|
||
seq, flash_offset, esp_err_to_name(err));
|
||
return BLE_ATT_ERR_UNLIKELY;
|
||
}
|
||
|
||
// --- 更新元数据 ---
|
||
err = meta_update(flash_offset + data_len, seq);
|
||
if (err != ESP_OK) {
|
||
DEBUG_WARN(TAG, "元数据更新失败 (seq=%u)", seq);
|
||
}
|
||
|
||
// --- 检查是否接收完毕 ---
|
||
ota_meta_t meta;
|
||
if (meta_load(&meta) == ESP_OK &&
|
||
meta.total_size > 0 &&
|
||
meta.stored_size >= meta.total_size) {
|
||
DEBUG_INFO(TAG, "★ 固件接收完毕: %" PRIu32 " / %" PRIu32 " 字节 (共 %u 块)",
|
||
meta.stored_size, meta.total_size, seq + 1);
|
||
}
|
||
|
||
return 0;
|
||
}
|
||
|
||
/*
|
||
* VERSION (0x0004) - Read
|
||
* 返回固件版本字符串
|
||
*/
|
||
static int ble_ota_version_access(uint16_t conn_handle, uint16_t attr_handle,
|
||
struct ble_gatt_access_ctxt *ctxt, void *arg)
|
||
{
|
||
(void)conn_handle;
|
||
(void)attr_handle;
|
||
(void)arg;
|
||
|
||
if (ctxt->op != BLE_GATT_ACCESS_OP_READ_CHR) {
|
||
return BLE_ATT_ERR_REQ_NOT_SUPPORTED;
|
||
}
|
||
|
||
const char *version = "1.0.0";
|
||
int rc = os_mbuf_append(ctxt->om, version, strlen(version));
|
||
return (rc == 0) ? 0 : BLE_ATT_ERR_UNLIKELY;
|
||
}
|
||
|
||
/*
|
||
* DATA_OUT (0x0003) - Notify only
|
||
* 访问回调不做读写处理，通知由 ble_ota_notify_response() 发送
|
||
*/
|
||
static int ble_ota_data_out_access(uint16_t conn_handle, uint16_t attr_handle,
|
||
struct ble_gatt_access_ctxt *ctxt, void *arg)
|
||
{
|
||
(void)conn_handle;
|
||
(void)attr_handle;
|
||
(void)ctxt;
|
||
(void)arg;
|
||
return 0;
|
||
}
|
||
|
||
// ============================================================
|
||
// GATT 服务定义
|
||
// ============================================================
|
||
|
||
// BLE_UUID16_DECLARE 在 C++ 中产生 "taking address of rvalue" 编译错误。
|
||
// ESP-IDF 6.0 NimBLE 的 C++ 兼容写法: 先定义 static ble_uuid16_t 变量, 再取 .u 地址。
|
||
static const ble_uuid16_t GATT_SVC_UUID = BLE_UUID16_INIT(BLE_OTA_SERVICE_UUID);
|
||
static const ble_uuid16_t GATT_CTRL_UUID = BLE_UUID16_INIT(BLE_OTA_CTRL_UUID);
|
||
static const ble_uuid16_t GATT_DATA_IN_UUID = BLE_UUID16_INIT(BLE_OTA_DATA_IN_UUID);
|
||
static const ble_uuid16_t GATT_DATA_OUT_UUID = BLE_UUID16_INIT(BLE_OTA_DATA_OUT_UUID);
|
||
static const ble_uuid16_t GATT_VERSION_UUID = BLE_UUID16_INIT(BLE_OTA_VERSION_UUID);
|
||
|
||
// NimBLE C 结构体在 C++ designated initializer 不能显式初始化全部字段。
|
||
// 用 pragma 局部关闭 -Wmissing-field-initializers 警告。
|
||
#ifdef __cplusplus
|
||
#pragma GCC diagnostic push
|
||
#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
|
||
#endif
|
||
|
||
static const struct ble_gatt_chr_def gatt_ota_chrs[] = {
|
||
{
|
||
.uuid = &GATT_CTRL_UUID.u,
|
||
.access_cb = ble_ota_ctrl_access,
|
||
.flags = BLE_GATT_CHR_F_WRITE,
|
||
},
|
||
{
|
||
.uuid = &GATT_DATA_IN_UUID.u,
|
||
.access_cb = ble_ota_data_in_access,
|
||
.flags = BLE_GATT_CHR_F_WRITE,
|
||
},
|
||
{
|
||
.uuid = &GATT_DATA_OUT_UUID.u,
|
||
.access_cb = ble_ota_data_out_access,
|
||
.flags = BLE_GATT_CHR_F_NOTIFY,
|
||
.val_handle = &s_data_out_val_handle,
|
||
},
|
||
{
|
||
.uuid = &GATT_VERSION_UUID.u,
|
||
.access_cb = ble_ota_version_access,
|
||
.flags = BLE_GATT_CHR_F_READ,
|
||
},
|
||
{} // 终止符
|
||
};
|
||
|
||
static const struct ble_gatt_svc_def gatt_ota_svcs[] = {
|
||
{
|
||
.type = BLE_GATT_SVC_TYPE_PRIMARY,
|
||
.uuid = &GATT_SVC_UUID.u,
|
||
.characteristics = (struct ble_gatt_chr_def *)gatt_ota_chrs,
|
||
},
|
||
{} // 终止符
|
||
};
|
||
|
||
#ifdef __cplusplus
|
||
#pragma GCC diagnostic pop
|
||
#endif
|
||
|
||
// ============================================================
|
||
// GAP 事件回调
|
||
// ============================================================
|
||
|
||
static int ble_ota_gap_event(struct ble_gap_event *event, void *arg)
|
||
{
|
||
(void)arg;
|
||
|
||
switch (event->type) {
|
||
|
||
case BLE_GAP_EVENT_CONNECT:
|
||
if (event->connect.status == 0) {
|
||
// 连接成功
|
||
s_ble_connected = true;
|
||
s_conn_handle = event->connect.conn_handle;
|
||
DEBUG_INFO(TAG, "BLE 客户端已连接: handle=%d", s_conn_handle);
|
||
} else {
|
||
DEBUG_WARN(TAG, "BLE 连接失败: status=%d", event->connect.status);
|
||
s_ble_connected = false;
|
||
}
|
||
return 0;
|
||
|
||
case BLE_GAP_EVENT_DISCONNECT:
|
||
DEBUG_INFO(TAG, "BLE 客户端已断开: reason=%d",
|
||
event->disconnect.reason);
|
||
s_ble_connected = false;
|
||
s_conn_handle = BLE_HS_CONN_HANDLE_NONE;
|
||
// 恢复广播以接受新连接
|
||
ble_gap_adv_start(BLE_OWN_ADDR_PUBLIC, NULL, BLE_HS_FOREVER,
|
||
NULL, ble_ota_gap_event, NULL);
|
||
return 0;
|
||
|
||
case BLE_GAP_EVENT_ADV_COMPLETE:
|
||
DEBUG_INFO(TAG, "广播周期结束，重新开始");
|
||
ble_gap_adv_start(BLE_OWN_ADDR_PUBLIC, NULL, BLE_HS_FOREVER,
|
||
NULL, ble_ota_gap_event, NULL);
|
||
return 0;
|
||
|
||
case BLE_GAP_EVENT_SUBSCRIBE:
|
||
DEBUG_INFO(TAG, "CCC 描述符更新: conn=%d attr=%d notify=%d indicate=%d",
|
||
event->subscribe.conn_handle,
|
||
event->subscribe.attr_handle,
|
||
event->subscribe.cur_notify,
|
||
event->subscribe.cur_indicate);
|
||
return 0;
|
||
|
||
case BLE_GAP_EVENT_MTU:
|
||
DEBUG_INFO(TAG, "MTU 协商: conn=%d mtu=%d",
|
||
event->mtu.conn_handle, event->mtu.value);
|
||
return 0;
|
||
|
||
default:
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
// ============================================================
|
||
// BLE 广播
|
||
// ============================================================
|
||
|
||
static void ble_ota_start_advertising(void)
|
||
{
|
||
uint8_t adv_data[31] = {0};
|
||
int adv_pos = 0;
|
||
|
||
// AD Flags: LE General Discoverable + BR/EDR Not Supported
|
||
adv_data[adv_pos++] = 0x02; // 长度
|
||
adv_data[adv_pos++] = 0x01; // 类型 = Flags
|
||
adv_data[adv_pos++] = 0x06; // 值
|
||
|
||
// Complete Local Name
|
||
const char *name = BLE_DEVICE_NAME;
|
||
size_t name_len = strlen(name);
|
||
if (name_len > 29 - adv_pos - 2) {
|
||
name_len = 29 - adv_pos - 2; // 截断以适配广播包
|
||
}
|
||
adv_data[adv_pos++] = (uint8_t)(name_len + 1);
|
||
adv_data[adv_pos++] = 0x09; // 类型 = Complete Local Name
|
||
memcpy(&adv_data[adv_pos], name, name_len);
|
||
adv_pos += name_len;
|
||
|
||
int rc = ble_gap_adv_set_data(adv_data, adv_pos);
|
||
if (rc != 0) {
|
||
DEBUG_ERR(TAG, "设置广播数据失败: %d", rc);
|
||
return;
|
||
}
|
||
|
||
// 扫描响应: 包含 Service UUID 以帮助发现
|
||
uint8_t scan_rsp[31] = {0};
|
||
int rsp_pos = 0;
|
||
scan_rsp[rsp_pos++] = 0x11; // 长度 (2 + 15)
|
||
scan_rsp[rsp_pos++] = 0x09; // 类型 = Complete Local Name
|
||
name_len = strlen(name);
|
||
if (name_len > (size_t)(31 - rsp_pos)) {
|
||
name_len = 31 - rsp_pos;
|
||
}
|
||
memcpy(&scan_rsp[rsp_pos], name, name_len);
|
||
rsp_pos += name_len;
|
||
|
||
rc = ble_gap_adv_rsp_set_data(scan_rsp, rsp_pos);
|
||
if (rc != 0) {
|
||
DEBUG_WARN(TAG, "设置扫描响应数据失败: %d", rc);
|
||
}
|
||
|
||
// 开始广播
|
||
struct ble_gap_adv_params adv_params = {};
|
||
adv_params.conn_mode = BLE_GAP_CONN_MODE_UND;
|
||
adv_params.disc_mode = BLE_GAP_DISC_MODE_GEN;
|
||
// 从 kconfig 获取 BLE 地址类型，默认 Public
|
||
#ifdef CONFIG_BLE_ADDR_TYPE_PUBLIC
|
||
uint8_t own_addr_type = BLE_OWN_ADDR_PUBLIC;
|
||
#else
|
||
uint8_t own_addr_type = BLE_OWN_ADDR_RANDOM;
|
||
#endif
|
||
|
||
rc = ble_gap_adv_start(own_addr_type, NULL, BLE_HS_FOREVER,
|
||
&adv_params, ble_ota_gap_event, NULL);
|
||
if (rc != 0) {
|
||
DEBUG_ERR(TAG, "启动广播失败: %d", rc);
|
||
} else {
|
||
DEBUG_INFO(TAG, "BLE 广播已启动: \"%s\"", name);
|
||
}
|
||
}
|
||
|
||
// ============================================================
|
||
// NimBLE 同步/重置回调
|
||
// ============================================================
|
||
|
||
static void ble_ota_on_sync(void)
|
||
{
|
||
DEBUG_INFO(TAG, "NimBLE 协议栈同步完成");
|
||
|
||
// GATT 服务已在 ble_ota_server_start() 中注册，不再重复注册
|
||
// 重复调用 ble_gatts_count_cfg / ble_gatts_add_svcs 会导致 BLE_HS_EBUSY
|
||
|
||
s_ble_ready = true;
|
||
ble_ota_start_advertising();
|
||
}
|
||
|
||
static void ble_ota_on_reset(int reason)
|
||
{
|
||
DEBUG_WARN(TAG, "NimBLE 协议栈重置: reason=%d", reason);
|
||
s_ble_ready = false;
|
||
}
|
||
|
||
// ============================================================
|
||
// NimBLE Host 任务（独立 FreeRTOS 任务）
|
||
// ============================================================
|
||
|
||
static void ble_ota_nimble_host_task(void *param)
|
||
{
|
||
(void)param;
|
||
DEBUG_INFO(TAG, "NimBLE Host 任务启动");
|
||
// nimble_port_run() 阻塞运行 NimBLE 事件循环
|
||
nimble_port_run();
|
||
// 正常情况下不会到达这里
|
||
DEBUG_INFO(TAG, "NimBLE Host 任务退出");
|
||
}
|
||
|
||
// ============================================================
|
||
// 公开 API
|
||
// ============================================================
|
||
|
||
esp_err_t ble_ota_server_start(void)
|
||
{
|
||
int rc;
|
||
|
||
DEBUG_INFO(TAG, "=== 初始化 BLE OTA GATT 服务器 ===");
|
||
DEBUG_INFO(TAG, " Device: %s", BLE_DEVICE_NAME);
|
||
DEBUG_INFO(TAG, " MTU: %" PRIu16, BLE_MTU_SIZE);
|
||
DEBUG_INFO(TAG, " Svc: 0x%04X", BLE_OTA_SERVICE_UUID);
|
||
|
||
// 1. 初始化 NimBLE 底层
|
||
esp_err_t err = nimble_port_init();
|
||
if (err != ESP_OK) {
|
||
DEBUG_ERR(TAG, "nimble_port_init 失败: %s", esp_err_to_name(err));
|
||
return err;
|
||
}
|
||
DEBUG_INFO(TAG, "nimble_port_init 完成");
|
||
|
||
// 2. 初始化 GAP / GATT 服务（无需 BLE 存储回调 — 不做 bonding）
|
||
ble_svc_gap_init();
|
||
ble_svc_gatt_init();
|
||
|
||
// 4. 设置设备名称
|
||
rc = ble_svc_gap_device_name_set(BLE_DEVICE_NAME);
|
||
if (rc != 0) {
|
||
DEBUG_WARN(TAG, "设置设备名称失败: %d", rc);
|
||
}
|
||
|
||
// 5. 配置 Host 回调
|
||
// sync_cb: NimBLE 事件循环就绪时调用 (开始广播)
|
||
// reset_cb: NimBLE 重置时调用
|
||
ble_hs_cfg.sync_cb = ble_ota_on_sync;
|
||
ble_hs_cfg.reset_cb = ble_ota_on_reset;
|
||
// 不做 bonding，不需要 store 回调
|
||
|
||
// 6. 预注册 GATT 服务（在 sync 回调中也会再注册一次确保）
|
||
rc = ble_gatts_count_cfg(gatt_ota_svcs);
|
||
if (rc != 0) {
|
||
DEBUG_ERR(TAG, "GATT 服务计数失败: %d", rc);
|
||
return ESP_FAIL;
|
||
}
|
||
|
||
rc = ble_gatts_add_svcs(gatt_ota_svcs);
|
||
if (rc != 0) {
|
||
DEBUG_ERR(TAG, "GATT 服务注册失败: %d", rc);
|
||
return ESP_FAIL;
|
||
}
|
||
|
||
// 7. 启动 NimBLE Host 任务（内部创建 FreeRTOS 任务跑 nimble_port_run）
|
||
nimble_port_freertos_init(ble_ota_nimble_host_task);
|
||
|
||
DEBUG_INFO(TAG, "BLE OTA 服务器初始化完成");
|
||
return ESP_OK;
|
||
}
|
||
|
||
esp_err_t ble_ota_notify_response(const uint8_t *data, size_t len)
|
||
{
|
||
if (!s_ble_connected) {
|
||
return ESP_ERR_NOT_SUPPORTED;
|
||
}
|
||
if (s_data_out_val_handle == 0) {
|
||
DEBUG_WARN(TAG, "DATA_OUT 值句柄未设置");
|
||
return ESP_ERR_INVALID_STATE;
|
||
}
|
||
|
||
if (len == 0) return ESP_OK;
|
||
|
||
// 通过 NimBLE mbuf 发送通知
|
||
struct os_mbuf *om = ble_hs_mbuf_from_flat(data, len);
|
||
if (om == NULL) {
|
||
DEBUG_ERR(TAG, "分配 mbuf 失败 (%zu 字节)", len);
|
||
return ESP_ERR_NO_MEM;
|
||
}
|
||
|
||
int rc = ble_gattc_notify_custom(s_conn_handle, s_data_out_val_handle, om);
|
||
if (rc != 0) {
|
||
DEBUG_WARN(TAG, "通知发送失败: rc=%d", rc);
|
||
return ESP_FAIL;
|
||
}
|
||
|
||
DEBUG_DBG(TAG, "通知已发送: %zu 字节", len);
|
||
return ESP_OK;
|
||
}
|
||
|
||
bool ble_ota_is_connected(void)
|
||
{
|
||
return s_ble_connected;
|
||
}
|
||
|
||
void ble_ota_signal_relay(void)
|
||
{
|
||
if (g_ota_dispatch_queue == NULL) {
|
||
DEBUG_ERR(TAG, "OTA 调度队列未初始化");
|
||
return;
|
||
}
|
||
|
||
uint32_t msg = 1;
|
||
BaseType_t ret = xQueueSend(g_ota_dispatch_queue, &msg, pdMS_TO_TICKS(200));
|
||
if (ret != pdTRUE) {
|
||
DEBUG_ERR(TAG, "OTA 调度信号发送失败: 队列满");
|
||
return;
|
||
}
|
||
|
||
DEBUG_INFO(TAG, "OTA 调度信号已发送 → ota_relay_task");
|
||
}
|
||
|
||
// ============================================================
|
||
// BLE OTA FreeRTOS 任务入口
|
||
//
|
||
// 注意: 此任务的职责是初始化 BLE 服务器并保持存活。
|
||
// 实际的 BLE 事件循环在独立的 NimBLE Host 任务中运行。
|
||
// 为避免与 ota_relay_task 竞争，此任务不从 g_ota_dispatch_queue 消费。
|
||
// ============================================================
|
||
|
||
void ble_ota_task(void *pvParameters)
|
||
{
|
||
(void)pvParameters;
|
||
DEBUG_INFO(TAG, "=== BLE OTA 任务启动 ===");
|
||
|
||
// 初始化并启动 BLE 服务器（同步操作，完成后广播开始）
|
||
esp_err_t err = ble_ota_server_start();
|
||
if (err != ESP_OK) {
|
||
DEBUG_ERR(TAG, "BLE 服务器启动失败: %s → BLE OTA 不可用",
|
||
esp_err_to_name(err));
|
||
}
|
||
|
||
// 保持任务存活 — 所有 BLE 事件由 NimBLE Host 任务处理
|
||
uint32_t heartbeat = 0;
|
||
while (1) {
|
||
heartbeat++;
|
||
|
||
// 每 60 秒打印一次心跳（确认任务存活）
|
||
if (heartbeat % 6 == 0) {
|
||
DEBUG_DBG(TAG, "心跳 #%lu | BLE %s | 连接: %s",
|
||
(unsigned long)(heartbeat / 6),
|
||
s_ble_ready ? "就绪" : "未就绪",
|
||
s_ble_connected ? "已连接" : "未连接");
|
||
}
|
||
|
||
vTaskDelay(pdMS_TO_TICKS(10000));
|
||
}
|
||
}
|