source: arduino-1-6-7/trunk/fuentes/arduino-ide-amd64/libraries/Bridge/src/BridgeUdp.h @ 46

Last change on this file since 46 was 46, checked in by jrpelegrina, 4 years ago

First release to Xenial

File size: 2.0 KB
Line 
1/*
2  Copyright (c) 2015 Arduino LLC. All right reserved.
3
4  This library is free software; you can redistribute it and/or
5  modify it under the terms of the GNU Lesser General Public
6  License as published by the Free Software Foundation; either
7  version 2.1 of the License, or (at your option) any later version.
8
9  This library is distributed in the hope that it will be useful,
10  but WITHOUT ANY WARRANTY; without even the implied warranty of
11  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  Lesser General Public License for more details.
13
14  You should have received a copy of the GNU Lesser General Public
15  License along with this library; if not, write to the Free Software
16  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
17*/
18
19#pragma once
20
21#include <Udp.h>
22#include "Bridge.h"
23
24class BridgeUDP : public UDP {
25
26  public:
27    BridgeUDP(BridgeClass &_b = Bridge);
28    virtual uint8_t begin(uint16_t);
29    virtual void stop();
30
31    virtual int beginPacket(IPAddress ip, uint16_t port);
32    virtual int beginPacket(const char *host, uint16_t port);
33    virtual int beginBroadcastPacket(uint16_t port);
34    virtual int endPacket();
35    virtual size_t write(uint8_t d) { return write(&d, 1); }
36    virtual size_t write(const uint8_t *buffer, size_t size);
37
38    using Print::write;
39
40    virtual int parsePacket();
41    /* return number of bytes available in the current packet,
42       will return zero if parsePacket hasn't been called yet */
43    virtual int available() { return avail; }
44    virtual int read();
45    virtual int read(unsigned char* buffer, size_t len);
46    virtual int read(char* buffer, size_t len) { return read((unsigned char*)buffer, len); };
47    virtual int peek();
48    virtual void flush() { avail = 0; }
49
50    virtual IPAddress remoteIP();
51    virtual uint16_t remotePort();
52
53  private:
54    BridgeClass &bridge;
55    uint8_t handle;
56    boolean opened;
57
58  private:
59    void doBuffer();
60    uint16_t avail;
61    uint8_t buffered;
62    uint8_t readPos;
63    static const int BUFFER_SIZE = 64;
64    uint8_t buffer[BUFFER_SIZE];
65};
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