Added BACnet zephyr shell for device datetime and lighting output object. (#36)

Author: skarg

zephyr/subsys/bacnet_shell/CMakeLists.txt

@@ -12,6 +12,8 @@ zephyr_library_sources_ifdef(CONFIG_BACNETSTACK_BACNET_SHELL
 )
 
 zephyr_library_sources_ifdef(CONFIG_BACNETSTACK_BACNET_BASIC_SHELL
+  bacnet_shell_datetime.c
+  bacnet_shell_lighting_output.c
   bacnet_shell_objects.c
   bacnet_shell_packets.c
   bacnet_shell_uptime.c

zephyr/subsys/bacnet_shell/bacnet_shell_datetime.c

@@ -0,0 +1,48 @@
+/**
+ * @file
+ * @brief BACnet shell commands for debugging and testing date and time
+ * @author Steve Karg <[email protected]>
+ * @date September 2025
+ * @copyright SPDX-License-Identifier: Apache-2.0
+ */
+#include <stdlib.h>
+#include <stdint.h>
+#include <errno.h>
+#include <zephyr/shell/shell.h>
+/* BACnet definitions */
+#include "bacnet/bacdef.h"
+#include "bacnet/bacdcode.h"
+#include "bacnet/bactext.h"
+#include "bacnet/datetime.h"
+
+static void cmd_date_time(const struct shell *shell, int argc, char **argv)
+{
+    BACNET_DATE bdate = { 0 };
+    BACNET_TIME btime = { 0 };
+    int16_t utc_offset_minutes = 0;
+    bool dst_active = false;
+    char date_string[40] = { 0 };
+    char time_string[40] = { 0 };
+
+    if ((argc == 3) || (argc == 1)) {
+        if (argc == 3) {
+            /* Set new time */
+            if (datetime_date_init_ascii(&bdate, argv[1]) &&
+                datetime_time_init_ascii(&btime, argv[2])) {
+                datetime_timesync(&bdate, &btime, false);
+            } else {
+                shell_print(shell, " date time format: YYYY/MM/DD HH:MM:SS.hh");
+                return;
+            }
+        }
+        datetime_local(&bdate, &btime, &utc_offset_minutes, &dst_active);
+        datetime_date_to_ascii(&bdate, date_string, sizeof(date_string));
+        datetime_time_to_ascii(&btime, time_string, sizeof(time_string));
+        shell_print(shell, "%s %s", date_string, time_string);
+    } else {
+        shell_help(shell);
+    }
+}
+
+SHELL_SUBCMD_ADD(
+    (bacnet), time, NULL, "BACnet Date Time Command", cmd_date_time, 1, 2);