return ERRCODE_SUCC;
}
+/**
+ * @brief AT^LN_MEMORY_INFO - 查看系统内存信息
+ * @param para 参数字符串（未使用）
+ * @param paraLen 参数长度（未使用）
+ * @param strCommonCmd 命令字符串（未使用）
+ * @return uint32_t 错误码
+ *
+ * 功能：显示系统内存使用情况
+ * 用法：AT^LN_MEMORY_INFO
+ */
+static uint32_t ln_memory_info_at(uint8_t *para, uint32_t paraLen, char *strCommonCmd)
+{
+ VAD_UNUSED(para);
+ VAD_UNUSED(paraLen);
+ VAD_UNUSED(strCommonCmd);
+
+ printf("\r\n=== System Memory Information ===\r\n");
+
+ // 直接使用C接口获取系统内存信息
+ const char* memoryInfo = get_system_memory_info();
+ printf("%s", memoryInfo);
+
+ printf("\r\nMemory check completed.\r\n");
+ return ERRCODE_SUCC;
+}
+
+/**
+ * @brief AT^LN_FOLDER_SIZE=<path> - 查看指定文件夹大小
+ * @param para 参数字符串（文件夹路径）
+ * @param paraLen 参数长度
+ * @param strCommonCmd 命令字符串（未使用）
+ * @return uint32_t 错误码
+ *
+ * 功能：显示指定文件夹的大小
+ * 用法：AT^LN_FOLDER_SIZE=/user/music/
+ * AT^LN_FOLDER_SIZE（使用默认路径/user/）
+ */
+static uint32_t ln_folder_size_at(uint8_t *para, uint32_t paraLen, char *strCommonCmd)
+{
+ char folder_path[256] = "/user/"; // 默认路径
+
+ if (para != NULL && paraLen > 0) {
+ // 解析参数获取文件夹路径
+ uint8_t argv[LN_MAX_ARGC][LN_MAX_ARGV_LEN] = {0};
+ uint32_t argc = 0;
+ (void)ConvertCmdToParam(para, paraLen, argv, &argc);
+
+ if (argc >= 1) {
+ strncpy(folder_path, (char*)argv[0], sizeof(folder_path) - 1);
+ folder_path[sizeof(folder_path) - 1] = '\0';
+ }
+ }
+
+ printf("\r\n=== Folder Size Information ===\r\n");
+ printf("Target Path: %s\r\n", folder_path);
+
+ // 检查路径是否存在
+ struct stat path_stat;
+ if (stat(folder_path, &path_stat) != 0) {
+ printf("Error: Path does not exist or cannot be accessed\r\n");
+ return ERRCODE_FAIL;
+ }
+
+ if (!S_ISDIR(path_stat.st_mode)) {
+ printf("Error: Path is not a directory\r\n");
+ return ERRCODE_FAIL;
+ }
+
+ // 直接使用C接口获取文件夹大小
+ uint64_t folder_size = get_folder_size(folder_path);
+
+ printf("Folder Size: %llu bytes (%llu KB, %llu MB)\r\n",
+ folder_size, folder_size / 1024, folder_size / (1024 * 1024));
+
+ printf("Folder size check completed.\r\n");
+ /* AT^LN_CHARACTER_CFG[=characterName,eyesShape,hairColor,eyesColor,hairStyle,screenImageAsEmoji] */
+ static uint32_t ln_character_config_change_at(uint8_t *para, uint32_t paraLen, char *strCommonCmd)
+ {
+ VAD_UNUSED(strCommonCmd);
+ const char *deviceId = uapi_ln_get_device_id();
+ const char *id = (deviceId && deviceId[0]) ? deviceId : "DEVICE_LOCAL";
+
+ /* 默认值（与示例一致） */
+ const char *characterId = "char_at";
+ const char *characterName = "小艾";
+ const char *eyesShape = "upturned-eyes";
+ const char *hairColor = "blue";
+ const char *eyesColor = "green";
+ const char *hairStyle = "side-parted-comma";
+ const char *screenImage = "https://example.com/new_avatar.bin";
+ int screenImageAsEmoji = 1; // true
+
+ if (para != NULL && paraLen > 0) {
+ uint8_t argv[LN_MAX_ARGC][LN_MAX_ARGV_LEN] = {0};
+ uint32_t argc = 0;
+ (void)ConvertCmdToParam(para, paraLen, argv, &argc);
+ if (argc >= 1 && argv[0][0]) { characterName = (const char*)argv[0]; }
+ if (argc >= 2 && argv[1][0]) { eyesShape = (const char*)argv[1]; }
+ if (argc >= 3 && argv[2][0]) { hairColor = (const char*)argv[2]; }
+ if (argc >= 4 && argv[3][0]) { eyesColor = (const char*)argv[3]; }
+ if (argc >= 5 && argv[4][0]) { hairStyle = (const char*)argv[4]; }
+ if (argc >= 6 && argv[5][0]) { screenImageAsEmoji = atoi((char*)argv[5]) ? 1 : 0; }
+ }
+
+ char *json = (char*)malloc(1024);
+ if (json == NULL) {
+ printf("[LN][CHAR_CFG] OOM\n");
+ return ERRCODE_FAIL;
+ }
+ int n = snprintf(json, 1024,
+ "{\n"
+ " \"deviceId\": \"%s\",\n"
+ " \"timestamp\": %u,\n"
+ " \"messageId\": \"at_msg\",\n"
+ " \"command\": \"CharacterConfigChange\",\n"
+ " \"data\": {\n"
+ " \"characterId\": \"%s\",\n"
+ " \"characterName\": \"%s\",\n"
+ " \"characterAvatar\": {\n"
+ " \"eyesShape\": \"%s\",\n"
+ " \"hairColor\": \"%s\",\n"
+ " \"eyesColor\": \"%s\",\n"
+ " \"hairStyle\": \"%s\",\n"
+ " \"screenImage\": \"%s\",\n"
+ " \"screenImageAsEmoji\": %s\n"
+ " }\n"
+ " }\n"
+ "}\n",
+ id, 0U, characterId, characterName, eyesShape, hairColor, eyesColor, hairStyle, screenImage,
+ screenImageAsEmoji ? "true" : "false");
+ if (n <= 0 || n >= 1024) {
+ free(json);
+ printf("[LN][CHAR_CFG] build json failed\n");
+ return ERRCODE_FAIL;
+ }
+
+ ln_parse_character_config(json, n);
+ printf("\r\n[LN][CHAR_CFG] ok. name=%s eyesShape=%s hairColor=%s eyesColor=%s\n",
+ characterName, eyesShape, hairColor, eyesColor);
+
+ free(json);
return ERRCODE_SUCC;
}
{(char *)"AT^LN_UI_OTA_PROGRESS", ln_ui_ota_progress_at, (char *)"推送OTA升级进度: AT^LN_UI_OTA_PROGRESS=100"},
{(char *)"AT^LN_SCHEDULE_REMINDER", ln_schedule_reminder_at, (char *)"日程提醒: AT^LN_SCHEDULE_REMINDER[=scheduleName,reminderContent]"},
{(char *)"AT^LN_SCHEDULE_REMINDER_CFG", ln_schedule_reminder_cfg_at, (char *)"日程提醒配置: AT^LN_SCHEDULE_REMINDER_CFG[=scheduleName]"},
+
+ /* 内存查看相关AT命令 */
+ {(char *)"AT^LN_MEMORY_INFO", ln_memory_info_at, (char *)"查看系统内存信息: AT^LN_MEMORY_INFO"},
+ {(char *)"AT^LN_FOLDER_SIZE", ln_folder_size_at, (char *)"查看文件夹大小: AT^LN_FOLDER_SIZE[=/path/to/folder]"},
++
+ {(char *)"AT^LN_CHARACTER_CFG", ln_character_config_change_at, (char *)"角色配置更改: AT^LN_CHARACTER_CFG[=name,eyesShape,hairColor,eyesColor,hairStyle,screenImageAsEmoji]"},
};
SendMsgToUIService(HAND_TASK_REMINDER_NOTIFY, 0,(void *)scheduleName, (int32_t)strlen(scheduleName));
}
+// 内存管理相关C接口实现
+static std::string g_memory_info_cache;
+
+const char* get_system_memory_info(void)
+{
+ OHOS::MemoryManager* memoryManager = OHOS::MemoryManager::GetInstance();
+ if (memoryManager == NULL) {
+ return "Error: Failed to get MemoryManager instance";
+ }
+
+ g_memory_info_cache = memoryManager->GetSystemMemoryInfo();
+ return g_memory_info_cache.c_str();
+}
+
+uint64_t get_folder_size(const char *folder_path)
+{
+ OHOS::MemoryManager* memoryManager = OHOS::MemoryManager::GetInstance();
+ if (memoryManager == NULL) {
+ return 0;
+ }
+
+ return memoryManager->GetFolderSize(folder_path);
+ // 推送角色配置更改通知（简洁载荷）
+ void push_character_config_change_notification(const char* characterId,
+ const char *characterName,
+ const char *eyesShape,
+ const char *hairColor,
+ const char *eyesColor,
+ const char *hairStyle,
+ int screenImageAsEmoji)
+ {
+ // 组装紧凑 payload: 使用分隔符拼装，UI 侧再拆分（或改用结构体）
+ char payload[512] = {0};
+ const char* id = characterId? characterId:"";
+ const char *n = characterName ? characterName : "";
+ const char *es = eyesShape ? eyesShape : "";
+ const char *hc = hairColor ? hairColor : "";
+ const char *ec = eyesColor ? eyesColor : "";
+ const char *hs = hairStyle ? hairStyle : "";
+ (void)snprintf(payload, sizeof(payload) - 1, "%s|%s|%s|%s|%s|%s|%d", id,n, es, hc, ec, hs, screenImageAsEmoji ? 1 : 0);
+
+ SendMsgToUIService(HAND_CHARACTER_CONFIG_CHANGE_NOTIFY, 0, (void *)payload, (int32_t)strlen(payload));
}
#ifdef __cplusplus
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