esp_mac_addr_len_get() function

Return the size of the MAC type in bytes. If CONFIG_SOC_IEEE802154_SUPPORTED is set then for these types: - ESP_MAC_IEEE802154 is 8 bytes. - ESP_MAC_BASE, ESP_MAC_EFUSE_FACTORY and ESP_MAC_EFUSE_CUSTOM the MAC size is 6 bytes. - ESP_MAC_EFUSE_EXT is 2 bytes. If CONFIG_SOC_IEEE802154_SUPPORTED is not set then for all types it returns 6 bytes.