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[wifi] Use direct SDK APIs for LibreTiny SSID retrieval (#14349)

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This commit is contained in:
J. Nick Koston
2026-02-27 11:17:17 -07:00
committed by GitHub
parent 4fe173b644
commit c3a0eeceec
1 changed files with 26 additions and 1 deletions
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esphome/components/wifi/wifi_component_libretiny.cpp
+26 -1
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@@ -13,6 +13,19 @@
#include <FreeRTOS.h> #include <FreeRTOS.h>
#include <queue.h> #include <queue.h>
#ifdef USE_BK72XX
extern "C" {
#include <wlan_ui_pub.h>
}
#endif
#ifdef USE_RTL87XX
extern "C" {
#include <wifi_conf.h>
#include <wifi_structures.h>
}
#endif
#include "esphome/core/application.h" #include "esphome/core/application.h"
#include "esphome/core/hal.h" #include "esphome/core/hal.h"
#include "esphome/core/helpers.h" #include "esphome/core/helpers.h"
@@ -760,10 +773,22 @@ bssid_t WiFiComponent::wifi_bssid() {
} }
std::string WiFiComponent::wifi_ssid() { return WiFi.SSID().c_str(); } std::string WiFiComponent::wifi_ssid() { return WiFi.SSID().c_str(); }
const char *WiFiComponent::wifi_ssid_to(std::span<char, SSID_BUFFER_SIZE> buffer) { const char *WiFiComponent::wifi_ssid_to(std::span<char, SSID_BUFFER_SIZE> buffer) {
// TODO: Find direct LibreTiny API to avoid Arduino String allocation #ifdef USE_BK72XX
LinkStatusTypeDef link_status{};
bk_wlan_get_link_status(&link_status);
size_t len = strnlen(reinterpret_cast<const char *>(link_status.ssid), SSID_BUFFER_SIZE - 1);
memcpy(buffer.data(), link_status.ssid, len);
#elif defined(USE_RTL87XX)
rtw_wifi_setting_t setting{};
wifi_get_setting("wlan0", &setting);
size_t len = strnlen(reinterpret_cast<const char *>(setting.ssid), SSID_BUFFER_SIZE - 1);
memcpy(buffer.data(), setting.ssid, len);
#else
// LN882X: wifi_get_sta_conn_info() provides direct pointer access
String ssid = WiFi.SSID(); String ssid = WiFi.SSID();
size_t len = std::min(static_cast<size_t>(ssid.length()), SSID_BUFFER_SIZE - 1); size_t len = std::min(static_cast<size_t>(ssid.length()), SSID_BUFFER_SIZE - 1);
memcpy(buffer.data(), ssid.c_str(), len); memcpy(buffer.data(), ssid.c_str(), len);
#endif
buffer[len] = '\0'; buffer[len] = '\0';
return buffer.data(); return buffer.data();
} }