ESP-NOW service (#259)

Implemented Chat app with ESP-NOW service. The Chat app was originally created by @maxbrito500 and adapted by me.
2025-03-29 10:45:34 +01:00
parent 358954f8be
commit 49a46f6236
9 changed files with 735 additions and 0 deletions
@@ -0,0 +1,54 @@
+#pragma once
+#ifdef ESP_PLATFORM
+
+#include <cstdint>
+#include <cstring>
+#include <esp_now.h>
+#include <functional>
+
+namespace tt::service::espnow {
+
+typedef int ReceiverSubscription;
+constexpr ReceiverSubscription NO_SUBSCRIPTION = -1;
+
+enum class Mode {
+    Station,
+    AccessPoint
+};
+
+struct EspNowConfig {
+    uint8_t masterKey[ESP_NOW_KEY_LEN];
+    uint8_t address[ESP_NOW_ETH_ALEN];
+    Mode mode;
+    uint8_t channel;
+    bool longRange;
+    bool encrypt;
+
+    EspNowConfig(
+        uint8_t masterKey[16],
+        Mode mode,
+        uint8_t channel,
+        bool longRange,
+        bool encrypt
+    ) : mode(mode), channel(channel), longRange(longRange), encrypt(encrypt) {
+        memcpy((void*)this->masterKey, (void*)masterKey, 16);
+    }
+};
+
+void enable(const EspNowConfig& config);
+
+void disable();
+
+bool isEnabled();
+
+bool addPeer(const esp_now_peer_info_t& peer);
+
+bool send(const uint8_t* address, const uint8_t* buffer, size_t bufferLength);
+
+ReceiverSubscription subscribeReceiver(std::function<void(const esp_now_recv_info_t* receiveInfo, const uint8_t* data, int length)> onReceive);
+
+void unsubscribeReceiver(ReceiverSubscription subscription);
+
+}
+
+#endif // ESP_PLATFORM