IXWebSocket/ixwebsocket/IXWebSocketHandshake.h
Benjamin Sergeant 2c86fd947f Feature/http (#16)
* add skeleton and broken http client code.

GET returns "Resource temporarily unavailable" errors...

* linux compile fix

* can GET some pages

* Update formatting in README.md

* unittest for sending large messages

* document bug

* Feature/send large message (#14)

* introduce send fragment

* can pass a fin frame

* can send messages which are a perfect multiple of the chunk size

* set fin only for last fragment

* cleanup

* last fragment should be of type CONTINUATION

* Add simple send and receive programs

* speedups receiving + better way to wait for thing

* receive speedup by using linked list of chunks instead of large array

* document bug

* use chunks to receive data

* trailing spaces

* Update README.md

Add note about message fragmentation.

* Feature/ws cli (#15)

* New command line tool for transfering files / still very beta.

* add readme

* use cli11 for argument parsing

* json -> msgpack

* stop using base64 and use binary which can be stored in message pack

* add target for building with homebrew

* all CMakeLists are referenced by the top level one

* add ws_chat and ws_connect sub commands to ws

* cleanup

* add echo and broadcast server as ws sub-commands

* add gitignore

* comments

* ping pong added to ws

* mv cobra_publisher under ws folder

* Update README.md

* linux build fix

* linux build fix

* move http_client to a ws sub-command

* simple HTTP post support (urlencode parameters)

* can specify extra headers

* chunk encoding / simple redirect support / -I option

* follow redirects is optional

* make README vim markdown plugin friendly

* cleanup argument parsing + add socket creation factory

* add missing file

* http gzip compression

* cleanup

* doc

* Feature/send large message (#14)

* introduce send fragment

* can pass a fin frame

* can send messages which are a perfect multiple of the chunk size

* set fin only for last fragment

* cleanup

* last fragment should be of type CONTINUATION

* Add simple send and receive programs

* speedups receiving + better way to wait for thing

* receive speedup by using linked list of chunks instead of large array

* document bug

* use chunks to receive data

* trailing spaces
2019-02-28 21:54:03 -08:00

79 lines
2.5 KiB
C++

/*
* IXWebSocketHandshake.h
* Author: Benjamin Sergeant
* Copyright (c) 2019 Machine Zone, Inc. All rights reserved.
*/
#pragma once
#include "IXCancellationRequest.h"
#include "IXWebSocketHttpHeaders.h"
#include "IXWebSocketPerMessageDeflate.h"
#include "IXWebSocketPerMessageDeflateOptions.h"
#include "IXSocket.h"
#include <string>
#include <atomic>
#include <chrono>
#include <memory>
#include <tuple>
namespace ix
{
struct WebSocketInitResult
{
bool success;
int http_status;
std::string errorStr;
WebSocketHttpHeaders headers;
std::string uri;
WebSocketInitResult(bool s = false,
int status = 0,
const std::string& e = std::string(),
WebSocketHttpHeaders h = WebSocketHttpHeaders(),
const std::string& u = std::string())
{
success = s;
http_status = status;
errorStr = e;
headers = h;
uri = u;
}
};
class WebSocketHandshake {
public:
WebSocketHandshake(std::atomic<bool>& requestInitCancellation,
std::shared_ptr<Socket> _socket,
WebSocketPerMessageDeflate& perMessageDeflate,
WebSocketPerMessageDeflateOptions& perMessageDeflateOptions,
std::atomic<bool>& enablePerMessageDeflate);
WebSocketInitResult clientHandshake(const std::string& url,
const std::string& host,
const std::string& path,
int port,
int timeoutSecs);
WebSocketInitResult serverHandshake(int fd,
int timeoutSecs);
private:
std::string genRandomString(const int len);
// Parse HTTP headers
WebSocketInitResult sendErrorResponse(int code, const std::string& reason);
std::tuple<std::string, std::string, std::string> parseRequestLine(const std::string& line);
std::string trim(const std::string& str);
bool insensitiveStringCompare(const std::string& a, const std::string& b);
std::atomic<bool>& _requestInitCancellation;
std::shared_ptr<Socket> _socket;
WebSocketPerMessageDeflate& _perMessageDeflate;
WebSocketPerMessageDeflateOptions& _perMessageDeflateOptions;
std::atomic<bool>& _enablePerMessageDeflate;
};
}