1 files changed, 93 insertions, 0 deletions
diff --git a/minion/src/wifi_module.hpp b/minion/src/wifi_module.hpp
new file mode 100644
index 0000000..5a4148c
--- /dev/null
+++ b/minion/src/wifi_module.hpp
@@ -0,0 +1,93 @@
+#pragma once
+
+#include <SoftwareSerial.h>
+#include <stddef.h>
+#include <stdint.h>
+
+constexpr auto MAX_NETWORK_MODULE_RESPONSE_LENGTH = 128U;
+
+enum WifiMode
+{
+	Station = 1,
+	SoftAP = 2,
+	SoftAPAndStation = 3
+};
+
+enum ResponseStatus
+{
+	OK,
+	FAIL,
+	ERROR,
+	TIMEOUT
+};
+
+class WiFiModule
+{
+public:
+	WiFiModule(uint8_t receive_pin, uint8_t transmit_pin) noexcept;
+
+	void begin(size_t baudrate) noexcept;
+
+	int get_available() noexcept;
+
+	void reset() noexcept;
+
+	/**
+	 * Connects to a wifi network.
+	 *
+	 * @param ssid The service set identifier of a wifi network.
+	 * @param password The wifi network password.
+	 *
+	 * @returns Whether or not it succeeded.
+	 */
+	bool connect(const char *ssid, const char *password) noexcept;
+
+	void set_wifi_mode(WifiMode wifi_mode) noexcept;
+
+	void set_multiple_connections_enabled(bool is_enabled) noexcept;
+
+	void set_echo_enabled(bool is_enabled) noexcept;
+
+	void create_tcp_server(size_t port) noexcept;
+
+	/**
+	 * Tests the connection to the wifi module.
+	 *
+	 * @returns Whether or not the test succeeded.
+	 */
+	bool test() noexcept;
+
+	/**
+	 * Gets local IP address of the wifi module.
+	 *
+	 * @param local_ip_out Local IP output buffer.
+	 *
+	 * @returns A pointer to the local IP output buffer.
+	 */
+	const char *get_local_ip(char *local_ip_out) noexcept;
+
+private:
+	SoftwareSerial _serial;
+
+	/**
+	 * Sends a command to the wifi module.
+	 *
+	 * @param command A command without the "AT+" in the beginning.
+	 *
+	 * @returns Whether or not it succeeded.
+	 */
+	bool _send_serial(const char *command) noexcept;
+
+	/**
+	 * Reads from the wifi module until it responds with a status.
+	 *
+	 * @param timeout Timeout in milliseconds.
+	 * @param response_out Response output buffer.
+	 *
+	 * @returns The response status.
+	 *
+	 */
+	ResponseStatus _read(uint64_t timeout, char *response_out) noexcept;
+
+	char _read_byte() noexcept;
+};