From 0f35e48fe52f51ae60f105b3af292247db54add8 Mon Sep 17 00:00:00 2001
From: Alexey Zholtikov <git@zh.com.ru>
Date: Tue, 6 May 2025 11:32:11 +0300
Subject: [PATCH] feat: added get mac address

---
 README.md           |  5 ++++-
 include/zh_espnow.h | 11 ++++++++++-
 version.txt         |  2 +-
 zh_espnow.c         |  5 +++++
 4 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index 8c9a617..0b218e0 100644
--- a/README.md
+++ b/README.md
@@ -86,8 +86,11 @@ void app_main(void)
     strcpy(send_message.char_value, "THIS IS A CHAR");
     send_message.float_value = 1.234;
     send_message.bool_value = false;
-    printf("Used ESP-NOW version %d.\n", zh_espnow_get_version());
+    printf("ESP-NOW version %d.\n", zh_espnow_get_version());
     printf("ESP-NOW channel %d. \n", zh_espnow_get_channel());
+    uint8_t node_mac[6] = {0};
+    zh_espnow_get_mac(node_mac);
+    printf("ESP-NOW MAC %02X:%02X:%02X:%02X:%02X:%02X.\n", MAC2STR(node_mac));
     uint8_t counter = 0;
     for (;;)
     {
diff --git a/include/zh_espnow.h b/include/zh_espnow.h
index 32c1aba..672bf81 100644
--- a/include/zh_espnow.h
+++ b/include/zh_espnow.h
@@ -171,13 +171,22 @@ extern "C"
      * @brief Set battery mode.
      *
      * @param[in] battery_mode True to enable the mode false to disable it.
-     * 
+     *
      * @note If true the node does not receive messages.
      *
      * @return ESP_OK if success or an error code otherwise.
      */
     esp_err_t zh_espnow_set_battery_mode(bool battery_mode);
 
+    /**
+     * @brief Get MAC address of the node.
+     *
+     * @param[out] mac_addr Pointer to a buffer containing an eight-byte MAC.
+     *
+     * @return ESP_OK if success or an error code otherwise.
+     */
+    esp_err_t zh_espnow_get_mac(uint8_t *mac_addr);
+
 #ifdef __cplusplus
 }
 #endif
\ No newline at end of file
diff --git a/version.txt b/version.txt
index ce6a70b..9dbb0c0 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-1.6.0
\ No newline at end of file
+1.7.0
\ No newline at end of file
diff --git a/zh_espnow.c b/zh_espnow.c
index d17030a..91fa574 100755
--- a/zh_espnow.c
+++ b/zh_espnow.c
@@ -592,4 +592,9 @@ esp_err_t zh_espnow_set_battery_mode(bool battery_mode)
     _init_config.battery_mode = battery_mode;
     ZH_ESPNOW_LOGI("Battery mode set successfully.");
     return ESP_OK;
+}
+
+esp_err_t zh_espnow_get_mac(uint8_t *mac_addr)
+{
+    return esp_wifi_get_mac(_init_config.wifi_interface, mac_addr);
 }
\ No newline at end of file