Changed command `TimedPower` refactored from String to LList

CHANGELOG.md

@@ -17,7 +17,7 @@ All notable changes to this project will be documented in this file.
 - Berry solidification of strings longer than 255 bytes (#20529)
 - Berry syntax coloring for Notepad++ by FransO (#20541)
 - Berry/Zigbee web hook per device for customized status display (#20542)
-- Zigbee ``ZbEmulation`` to selectively exclude some devices from Hue/Alexa emulation
+- Zigbee ``ZbEmulation`` to selectively exclude some devices from Hue/Alexa emulation (#20552)
 
 ### Breaking Changed
 
@@ -28,6 +28,7 @@ All notable changes to this project will be documented in this file.
 - ESP8266 platform update from 2024.01.00 to 2024.01.01 (#20539)
 - ESP8266 Framework (Arduino Core) from v2.7.5 to v2.7.6 (#20539)
 - Refactor Pio filesystem download script (#20544)
+- Command ``TimedPower`` refactored from String to LList
 
 ### Fixed
 - Scripter memory leak in `>w x` (#20473)

RELEASENOTES.md

@@ -149,6 +149,7 @@ The latter links can be used for OTA upgrades too like ``OtaUrl https://ota.tasm
 - Berry solidification of strings longer than 255 bytes [#20529](https://github.com/arendst/Tasmota/issues/20529)
 - Berry syntax coloring for Notepad++ by FransO [#20541](https://github.com/arendst/Tasmota/issues/20541)
 - Berry/Zigbee web hook per device for customized status display [#20542](https://github.com/arendst/Tasmota/issues/20542)
+- Zigbee ``ZbEmulation`` to selectively exclude some devices from Hue/Alexa emulation [#20552](https://github.com/arendst/Tasmota/issues/20552)
 - LVGL `lv.str_arr` [#20480](https://github.com/arendst/Tasmota/issues/20480)
 - LVGL option to add `lv.keyboard` extra widget [#20496](https://github.com/arendst/Tasmota/issues/20496)
 - HASPmota `haspmota.page_show()` to change page [#20333](https://github.com/arendst/Tasmota/issues/20333)

tasmota/include/tasmota.h

@@ -221,7 +221,6 @@ const uint16_t MAX_LOGSZ = 700;             // Max number of characters in log l
 const uint8_t SENSOR_MAX_MISS = 5;          // Max number of missed sensor reads before deciding it's offline
 
 const uint32_t MIN_BACKLOG_DELAY = 200;     // Minimal backlog delay in mSeconds
-const uint8_t MAX_TIMED_CMND = 16;          // Max number of timed commands
 
 const uint32_t SOFT_BAUDRATE = 9600;        // Default software serial baudrate
 const uint32_t APP_BAUDRATE = 115200;       // Default serial baudrate

tasmota/tasmota.ino

@@ -294,11 +294,6 @@ HardwareSerial TasConsole = Serial;         // Only serial interface
 
 char EmptyStr[1] = { 0 };                   // Provide a pointer destination to an empty char string
 
-typedef struct {
-  uint32_t time;
-  String   command;
-} tTimedCmnd;
-
 struct TasmotaGlobal_t {
   uint32_t global_update;                   // Timestamp of last global temperature and humidity update
   uint32_t baudrate;                        // Current Serial baudrate
@@ -413,8 +408,6 @@ struct TasmotaGlobal_t {
   uint8_t pwm_dimmer_led_bri;               // Adjusted brightness LED level
 #endif  // USE_PWM_DIMMER
 
-  tTimedCmnd timed_cmnd[MAX_TIMED_CMND];    // Timed command buffer
-
 #ifdef MQTT_DATA_STRING
   String mqtt_data;                         // Buffer filled by Response functions
 #else

tasmota/tasmota_support/support_command.ino

@@ -655,44 +655,38 @@ void CmndPower(void)
 
 /********************************************************************************************/
 
+typedef struct {
+  uint32_t time;
+  char*    command;
+} tTimedCmnd;
+LList<tTimedCmnd> timed_cmnd;          // Timed command buffer
+
 bool SetTimedCmnd(uint32_t time, const char *command) {
-  uint32_t now = millis();
+  // Remove command if present
-  // Try to use the same slot if command is already present
+  for (auto &elem : timed_cmnd) {
-  for (uint32_t i = 0; i < MAX_TIMED_CMND; i++) {
+    if (strcmp(command, elem.command) == 0) {  // Equal
-    if (TasmotaGlobal.timed_cmnd[i].time != 0) {
+      free(elem.command);
-      if (!strcmp(command, TasmotaGlobal.timed_cmnd[i].command.c_str())) {
+      timed_cmnd.remove(&elem);
-        // Stored command already present
+      break;
-        TasmotaGlobal.timed_cmnd[i].time = now + time;
-        if (0 == TasmotaGlobal.timed_cmnd[i].time) {   // Skip empty slot flag
-          TasmotaGlobal.timed_cmnd[i].time++;
-        }
-        return true;
-      }
     }
   }
-  // Try to find an empty slot and add command
+  // Add command
-  for (uint32_t i = 0; i < MAX_TIMED_CMND; i++) {
+  char* cmnd = (char*)malloc(strlen(command) +1);
-    if (0 == TasmotaGlobal.timed_cmnd[i].time) {       // Free slot
+  if (cmnd) {
-      TasmotaGlobal.timed_cmnd[i].command = command;
+    strcpy(cmnd, command);
-      TasmotaGlobal.timed_cmnd[i].time = now + time;
+    tTimedCmnd &elem = timed_cmnd.addToLast();
-      if (0 == TasmotaGlobal.timed_cmnd[i].time) {     // Skip empty slot flag
+    elem.time = millis() + time;
-        TasmotaGlobal.timed_cmnd[i].time++;
+    elem.command = cmnd;
-      }
+    return true;
-      return true;
-    }
   }
-  AddLog(LOG_LEVEL_INFO, PSTR("TIM: No more timer slots left"));
   return false;
 }
 
 void ResetTimedCmnd(const char *command) {
-  for (uint32_t i = 0; i < MAX_TIMED_CMND; i++) {
+  for (auto &elem : timed_cmnd) {
-    if (TasmotaGlobal.timed_cmnd[i].time != 0) {
+    if (strncmp(command, elem.command, strlen(command)) == 0) {  // StartsWith
-      if (!strncmp(command, TasmotaGlobal.timed_cmnd[i].command.c_str(), strlen(command))) {
+      free(elem.command);
-        // Stored command starts with command
+      timed_cmnd.remove(&elem);
-        TasmotaGlobal.timed_cmnd[i].time = 0;
-        TasmotaGlobal.timed_cmnd[i].command = (const char*) nullptr;  // Force deallocation of the String internal memory
-      }
     }
   }
 }
@@ -701,31 +695,23 @@ void ShowTimedCmnd(const char *command) {
   bool found = false;
   uint32_t now = millis();
   Response_P(PSTR("{\"%s\":"), XdrvMailbox.command);
-  for (uint32_t i = 0; i < MAX_TIMED_CMND; i++) {
+  for (auto &elem : timed_cmnd) {
-    if (TasmotaGlobal.timed_cmnd[i].time != 0) {
+    if (strncmp(command, elem.command, strlen(command)) == 0) {  // StartsWith
-      if (!strncmp(command, TasmotaGlobal.timed_cmnd[i].command.c_str(), strlen(command))) {
+      ResponseAppend_P(PSTR("%s{\"" D_JSON_REMAINING "\":%d,\"" D_JSON_COMMAND "\":\"%s\"}"),
-        // Stored command starts with command
+        (found) ? "," : "[", elem.time - now, elem.command);
-        ResponseAppend_P(PSTR("%s"), (found) ? "," : "[");
+      found = true;
-        found = true;
-        ResponseAppend_P(PSTR("{\"" D_JSON_REMAINING "\":%d,\"" D_JSON_COMMAND "\":\"%s\"}"), TasmotaGlobal.timed_cmnd[i].time - now, TasmotaGlobal.timed_cmnd[i].command.c_str());
-      }
     }
   }
-  if (found) {
+  ResponseAppend_P((found) ? PSTR("]}") : PSTR("\"" D_JSON_EMPTY "\"}"));
-    ResponseAppend_P(PSTR("]}"));
-  } else {
-    ResponseAppend_P(PSTR("\"" D_JSON_EMPTY "\"}"));
-  }
 }
 
 void LoopTimedCmnd(void) {
-  uint32_t now = millis();
+  for (auto &elem : timed_cmnd) {
-  for (uint32_t i = 0; i < MAX_TIMED_CMND; i++) {
+    if (TimeReached(elem.time)) {
-    if ((TasmotaGlobal.timed_cmnd[i].time > 0) && (now > TasmotaGlobal.timed_cmnd[i].time)) {
+      char* command = elem.command;
-      TasmotaGlobal.timed_cmnd[i].time = 0;
+      timed_cmnd.remove(&elem);
-      String cmd = TasmotaGlobal.timed_cmnd[i].command;
+      ExecuteCommand(command, SRC_TIMER);
-      TasmotaGlobal.timed_cmnd[i].command = (const char*) nullptr;  // Force deallocation of the String internal memory
+      free(command);
-      ExecuteCommand((char*)cmd.c_str(), SRC_TIMER);
     }
   }
 }
@@ -763,7 +749,7 @@ void CmndTimedPower(void) {
       const uint8_t end_state[] = { POWER_ON, POWER_OFF, POWER_TOGGLE, POWER_BLINK_STOP };
       char cmnd[CMDSZ];
       snprintf_P(cmnd, sizeof(cmnd), PSTR(D_CMND_POWER "%d %d"), XdrvMailbox.index, end_state[start_state]);
-      if (SetTimedCmnd(time, cmnd)) {           // Skip if no more timers left (MAX_TIMED_CMND)
+      if (SetTimedCmnd(time, cmnd)) {           // Skip if no more room for timers
         XdrvMailbox.payload = start_state;
         CmndPower();
       }