esp32_https_server/src/WebsocketHandler.hpp at master · Kaomas7/esp32_https_server · GitHub

Repository navigation

History

#ifndef SRC_WEBSOCKETHANDLER_HPP_

#define SRC_WEBSOCKETHANDLER_HPP_

#include <Arduino.h>

#include <lwip/def.h>

#include <string>

#undef min

#undef max

#include <sstream>

#include "HTTPSServerConstants.hpp"

#include "ConnectionContext.hpp"

#include "WebsocketInputStreambuf.hpp"

namespace httpsserver {

// Structure definition for the WebSocket frame.

struct WebsocketFrame

{

// Byte 0

uint8_t opCode : 4; // [7:4]

uint8_t rsv3 : 1; // [3]

uint8_t rsv2 : 1; // [2]

uint8_t rsv1 : 1; // [1]

uint8_t fin : 1; // [0]

// Byte 1

uint8_t len : 7; // [7:1]

uint8_t mask : 1; // [0]

};

class WebsocketHandler

{

public:

// WebSocket op codes as found in a WebSocket frame.

static const int OPCODE_CONTINUE = 0x00;

static const int OPCODE_TEXT = 0x01;

static const int OPCODE_BINARY = 0x02;

static const int OPCODE_CLOSE = 0x08;

static const int OPCODE_PING = 0x09;

static const int OPCODE_PONG = 0x0a;

static const uint16_t CLOSE_NORMAL_CLOSURE = 1000;

static const uint16_t CLOSE_GOING_AWAY = 1001;

static const uint16_t CLOSE_PROTOCOL_ERROR = 1002;

static const uint16_t CLOSE_CANNOT_ACCEPT = 1003;

static const uint16_t CLOSE_NO_STATUS_CODE = 1005;

static const uint16_t CLOSE_CLOSED_ABNORMALLY = 1006;

static const uint16_t CLOSE_NOT_CONSISTENT = 1007;

static const uint16_t CLOSE_VIOLATED_POLICY = 1008;

static const uint16_t CLOSE_TOO_BIG = 1009;

static const uint16_t CLOSE_NO_EXTENSION = 1010;

static const uint16_t CLOSE_UNEXPECTED_CONDITION = 1011;

static const uint16_t CLOSE_SERVICE_RESTART = 1012;

static const uint16_t CLOSE_TRY_AGAIN_LATER = 1013;

static const uint16_t CLOSE_TLS_HANDSHAKE_FAILURE = 1015;

static const uint8_t SEND_TYPE_BINARY = 0x01;

static const uint8_t SEND_TYPE_TEXT = 0x02;

WebsocketHandler();

virtual ~WebsocketHandler();

virtual void onClose();

virtual void onMessage(WebsocketInputStreambuf *pWebsocketInputStreambuf);

virtual void onError(std::string error);

void close(uint16_t status = CLOSE_NORMAL_CLOSURE, std::string message = "");

void send(std::string data, uint8_t sendType = SEND_TYPE_BINARY);

void send(uint8_t *data, uint16_t length, uint8_t sendType = SEND_TYPE_BINARY);

bool closed();

void loop();

void initialize(ConnectionContext * con);

private:

int read();

ConnectionContext * _con;

bool _receivedClose; // True when we have received a close request.

bool _sentClose; // True when we have sent a close request.

};

}

#endif

esp32_https_server/src/WebsocketHandler.hpp at master · Kaomas7/esp32_https_server · GitHub

Repository navigation

Expand file tree

Breadcrumbs

WebsocketHandler.hpp

Latest commit

History

Breadcrumbs

WebsocketHandler.hpp

File metadata and controls