80 lines
2.6 KiB
C
80 lines
2.6 KiB
C
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/*
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* The MIT License (MIT)
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* Copyright(c) 2020 BeikeSong
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/*
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* define a websocket server/client wrapper class
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*/
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#ifndef _WS_SVR_HANDLER_H_
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#define _WS_SVR_HANDLER_H_
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#include <iostream>
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#include <vector>
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#include <string>
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#include <stdint.h>
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#include "ws_packet.h"
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typedef void (*nt_write_cb)(char * buf,int64_t size, void* wd);
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class WebSocketEndpoint
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{
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public:
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WebSocketEndpoint( nt_write_cb write_cb);
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WebSocketEndpoint();
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virtual ~WebSocketEndpoint();
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public:
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// start a websocket endpoint process.
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virtual int32_t process(const char * readbuf, int32_t size);
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// start a websocket endpoint process. Also we register a write callback function
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virtual int32_t process(const char * readbuf, int32_t size, nt_write_cb write_cb, void* work_data);
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// receive data from wire until we get an entire handshake or frame data packet
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virtual int32_t from_wire(const char * readbuf, int32_t size);
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// try to find and parse a websocket packet
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virtual int64_t parse_packet(ByteBuffer& input);
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// process message data
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// users should rewrite this function
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virtual int32_t process_message_data(WebSocketPacket& packet, ByteBuffer& frame_payload);
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// user defined process
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virtual int32_t user_defined_process(WebSocketPacket& packet, ByteBuffer& frame_payload);
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// send data to wire
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virtual int32_t to_wire(const char * writebuf, int64_t size);
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private:
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bool ws_handshake_completed_;
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ByteBuffer fromwire_buf_;
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ByteBuffer message_data_;
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nt_write_cb nt_write_cb_;
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void * nt_work_data_;
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};
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#endif//_WS_SVR_HANDLER_H_
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