2026-06-28 04:32:18 +08:00
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/*
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2026-05-05 04:48:31 +08:00
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* debug_log.h - 调试日志输出
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2026-04-27 00:42:26 +08:00
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*
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2026-05-05 04:48:31 +08:00
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* 当前日志会并行写入:
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* - UART0 串口
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* - UDP 单播(独立调试接收端可选)
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* - 环形缓冲区,供 HTTP /logs 拉取
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*
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* 注意:当前 tools/WebUI 日志面板走的是 HTTP /logs,
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* 不是直接监听 UDP 6666。
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2026-07-16 23:00:15 +08:00
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*
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2026-04-28 01:06:17 +08:00
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* UART0: TX=GPIO21, RX=GPIO20, 115200 波特率
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2026-07-16 23:00:15 +08:00
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*
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* 线程模型:DEBUG_* / log() / send() 仅允许在任务上下文调用
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* (内部使用 portMAX_DELAY 互斥锁,禁止 ISR)。
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2026-04-27 00:42:26 +08:00
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*/
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#ifndef DEBUG_LOG_H
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#define DEBUG_LOG_H
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#include <stdint.h>
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#include <stdarg.h>
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#include "esp_err.h"
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2026-05-31 03:20:26 +08:00
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#include "freertos/FreeRTOS.h"
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#include "freertos/semphr.h"
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2026-04-27 00:42:26 +08:00
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#include "app_config.h"
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2026-05-31 03:20:26 +08:00
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#include <sys/socket.h>
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#include <netinet/in.h>
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2026-04-27 00:42:26 +08:00
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2026-07-16 23:00:15 +08:00
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// 调试日志配置(DEBUG_LOG_IP/PORT 在 app_config.h)
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2026-04-27 00:42:26 +08:00
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2026-04-28 01:06:17 +08:00
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// UART0 调试配置
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2026-06-21 23:48:31 +08:00
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#define UART_DEBUG_TX_GPIO 21 ///< UART0 TX GPIO 引脚号
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#define UART_DEBUG_RX_GPIO 20 ///< UART0 RX GPIO 引脚号
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#define UART_DEBUG_BAUD_RATE 115200 ///< UART0 波特率
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2026-04-28 01:06:17 +08:00
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2026-04-27 00:42:26 +08:00
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// 日志级别
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typedef enum {
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DEBUG_LOG_ERR = 1, // 错误
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DEBUG_LOG_WARN = 2, // 警告
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DEBUG_LOG_INFO = 3, // 信息
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2026-07-15 02:23:25 +08:00
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DEBUG_LOG_DBG = 4 // 调试
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2026-04-27 00:42:26 +08:00
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} debug_log_level_t;
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2026-05-05 04:48:31 +08:00
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/**
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2026-05-31 03:20:26 +08:00
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* @brief 调试日志类(单例)
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*
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* 封装 UART0、UDP 和环形缓冲区三路日志输出通道,
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* 所有内部状态(socket、缓冲区、互斥锁等)均为私有成员。
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2026-05-05 04:48:31 +08:00
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*/
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2026-05-31 03:20:26 +08:00
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class DebugLog {
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public:
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static DebugLog& instance();
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2026-04-27 00:42:26 +08:00
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2026-07-16 23:00:15 +08:00
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/** @brief 初始化日志系统(UART + ring;UDP socket 延迟创建)。 */
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2026-05-31 03:20:26 +08:00
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esp_err_t init();
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2026-04-28 01:06:17 +08:00
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2026-05-31 03:20:26 +08:00
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/** @brief 初始化 UART0 调试串口。 */
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esp_err_t uartInit();
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2026-04-28 01:06:17 +08:00
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2026-05-31 03:20:26 +08:00
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/** @brief 通过 UART0 直接发送一段原始字节数据。 */
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esp_err_t uartSend(const uint8_t *data, size_t len);
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2026-04-27 00:42:26 +08:00
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2026-07-16 23:00:15 +08:00
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/** @brief 发送原始日志数据到底层输出通道(任务上下文)。 */
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2026-05-31 03:20:26 +08:00
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esp_err_t send(const uint8_t *data, size_t len);
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2026-04-27 00:42:26 +08:00
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2026-07-16 23:00:15 +08:00
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/** @brief 按日志级别与标签格式化输出一条日志(任务上下文)。 */
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2026-05-31 03:20:26 +08:00
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void log(debug_log_level_t level, const char *tag, const char *fmt, ...);
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2026-05-05 04:48:31 +08:00
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2026-05-31 03:20:26 +08:00
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/** @brief 获取当前环形日志缓冲区中的日志条数。 */
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int ringCount();
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2026-05-05 03:28:44 +08:00
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2026-06-20 00:46:04 +08:00
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/** @brief 弹出一条最旧日志并从环形缓冲区移除。 */
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bool ringPopOldest(char *out, size_t out_size, int *out_len);
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2026-06-21 23:48:31 +08:00
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/**
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2026-07-16 23:00:15 +08:00
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* @brief 将环形缓冲区日志导出为 JSON 数组字符串。
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2026-06-21 23:48:31 +08:00
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* @param out_len 输出 JSON 字符串长度。
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2026-07-16 23:00:15 +08:00
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* @return 动态分配的 JSON 字符串,调用者须 free();失败返回 NULL。
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2026-06-21 23:48:31 +08:00
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*/
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2026-05-31 03:20:26 +08:00
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char* ringDrainJson(int *out_len);
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2026-07-16 23:00:15 +08:00
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void setLogLevel(debug_log_level_t level) { m_logLevel = level; }
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debug_log_level_t getLogLevel() const { return m_logLevel; }
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2026-05-31 03:20:26 +08:00
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private:
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DebugLog() = default;
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~DebugLog() = default;
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DebugLog(const DebugLog&) = delete;
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DebugLog& operator=(const DebugLog&) = delete;
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int m_udpSock = -1;
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2026-07-16 23:00:15 +08:00
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struct sockaddr_in m_debugAddr = {};
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2026-05-31 03:20:26 +08:00
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bool m_initialized = false;
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bool m_uartInitialized = false;
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2026-07-16 23:00:15 +08:00
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/** uartInit 成功后才为 true;send() 据此跳过 uart_write_bytes */
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2026-06-28 04:32:18 +08:00
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bool m_uartAvailable = false;
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2026-07-16 23:00:15 +08:00
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debug_log_level_t m_logLevel = DEBUG_LOG_INFO;
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2026-05-31 03:20:26 +08:00
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2026-07-14 12:10:13 +08:00
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/* 环形日志:OTA 中继期需保留关键 INFO,64×160≈10KB BSS。 */
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2026-05-31 03:20:26 +08:00
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static constexpr int LOG_RING_SLOTS = 64;
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2026-07-14 12:10:13 +08:00
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static constexpr int LOG_RING_SIZE = 160;
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2026-07-16 23:00:15 +08:00
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/** 单次 /logs drain 上限(与 SLOTS 更接近,减 burst 滞后) */
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static constexpr int LOG_DRAIN_MAX = 48;
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char m_logRing[LOG_RING_SLOTS][LOG_RING_SIZE] = {};
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int m_logRingLens[LOG_RING_SLOTS] = {};
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2026-05-31 03:20:26 +08:00
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int m_logRingHead = 0;
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int m_logRingCount = 0;
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2026-07-16 23:00:15 +08:00
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SemaphoreHandle_t m_logRingMutex = nullptr;
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2026-05-31 03:20:26 +08:00
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2026-07-14 12:10:13 +08:00
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/* 堆门控(防 OTA 时 UDP/格式化抢 LWIP 堆):
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2026-07-16 23:00:15 +08:00
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* ERR/WARN 永不因堆门控丢弃
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* free < kDropInfoFree → 非 keep-alive 丢 INFO/DBG;keep-alive 保留 INFO
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* free < kDropWarnFree → 全局丢 DBG
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2026-07-14 12:10:13 +08:00
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* free < kSkipUdpFree → 不 sendto(仍 UART+ring)
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2026-07-16 23:00:15 +08:00
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* free < kDrainMinFree → /logs 返 "[]" 避免大块 malloc
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* keep-alive tag:OTA 前缀、SPI、WIFI */
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2026-07-14 12:10:13 +08:00
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static constexpr uint32_t kDropWarnFree = 6U * 1024U;
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static constexpr uint32_t kDropInfoFree = 10U * 1024U;
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2026-07-16 23:00:15 +08:00
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static constexpr uint32_t kSkipUdpFree = 6U * 1024U;
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static constexpr uint32_t kDrainMinFree = 4U * 1024U;
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/** UDP 跳过/失败告警节流与 socket 重建 */
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TickType_t m_lastUdpSkipWarnTick = 0;
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TickType_t m_lastUdpFailWarnTick = 0;
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uint8_t m_udpFailStreak = 0;
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portMUX_TYPE m_udpMux = portMUX_INITIALIZER_UNLOCKED;
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2026-07-14 12:10:13 +08:00
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2026-05-31 03:20:26 +08:00
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esp_err_t ensureUdpSocket();
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2026-07-16 23:00:15 +08:00
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void closeUdpSocket();
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bool udpNetifHasIp() const;
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2026-05-31 03:20:26 +08:00
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void ringPush(const char *data, int len);
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2026-07-16 23:00:15 +08:00
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void ringPushLocked(const char *data, int len);
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bool ringPopOldestLocked(char *out, size_t out_size, int *out_len);
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int ringPeekDrainMetaLocked(int max_n, int *total_raw_len) const;
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static bool isKeepAliveTag(const char *tag);
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static char *allocEmptyJson(int *out_len);
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static int jsonEscapeAppend(char *buf, int pos, int capacity, const char *src, int src_len);
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2026-05-31 03:20:26 +08:00
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};
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2026-07-16 23:00:15 +08:00
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// 便捷宏 — 直接调用单例方法(禁止在 ISR 中使用)
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#define DEBUG_ERR(tag, fmt, ...) DebugLog::instance().log(DEBUG_LOG_ERR, tag, fmt, ##__VA_ARGS__)
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#define DEBUG_WARN(tag, fmt, ...) DebugLog::instance().log(DEBUG_LOG_WARN, tag, fmt, ##__VA_ARGS__)
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#define DEBUG_INFO(tag, fmt, ...) DebugLog::instance().log(DEBUG_LOG_INFO, tag, fmt, ##__VA_ARGS__)
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#define DEBUG_DBG(tag, fmt, ...) DebugLog::instance().log(DEBUG_LOG_DBG, tag, fmt, ##__VA_ARGS__)
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2026-04-27 00:42:26 +08:00
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2026-06-20 00:46:04 +08:00
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#endif // DEBUG_LOG_H
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