Junichi Katsu
/
MilkcocoaSampleESP8266_Temp
ワークショップ用のプログラム
ESP8266InterfaceTiny/Socket/UDPSocket.h@0:d0b3a5d1ba28, 2016-09-22 (annotated)
- Committer:
- jksoft
- Date:
- Thu Sep 22 00:49:42 2016 +0000
- Revision:
- 0:d0b3a5d1ba28
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Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
jksoft | 0:d0b3a5d1ba28 | 1 | /* Copyright (C) 2012 mbed.org, MIT License |
jksoft | 0:d0b3a5d1ba28 | 2 | * |
jksoft | 0:d0b3a5d1ba28 | 3 | * Permission is hereby granted, free of charge, to any person obtaining a copy of this software |
jksoft | 0:d0b3a5d1ba28 | 4 | * and associated documentation files (the "Software"), to deal in the Software without restriction, |
jksoft | 0:d0b3a5d1ba28 | 5 | * including without limitation the rights to use, copy, modify, merge, publish, distribute, |
jksoft | 0:d0b3a5d1ba28 | 6 | * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is |
jksoft | 0:d0b3a5d1ba28 | 7 | * furnished to do so, subject to the following conditions: |
jksoft | 0:d0b3a5d1ba28 | 8 | * |
jksoft | 0:d0b3a5d1ba28 | 9 | * The above copyright notice and this permission notice shall be included in all copies or |
jksoft | 0:d0b3a5d1ba28 | 10 | * substantial portions of the Software. |
jksoft | 0:d0b3a5d1ba28 | 11 | * |
jksoft | 0:d0b3a5d1ba28 | 12 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING |
jksoft | 0:d0b3a5d1ba28 | 13 | * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
jksoft | 0:d0b3a5d1ba28 | 14 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, |
jksoft | 0:d0b3a5d1ba28 | 15 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
jksoft | 0:d0b3a5d1ba28 | 16 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
jksoft | 0:d0b3a5d1ba28 | 17 | */ |
jksoft | 0:d0b3a5d1ba28 | 18 | |
jksoft | 0:d0b3a5d1ba28 | 19 | #ifndef UDPSOCKET_H |
jksoft | 0:d0b3a5d1ba28 | 20 | #define UDPSOCKET_H |
jksoft | 0:d0b3a5d1ba28 | 21 | |
jksoft | 0:d0b3a5d1ba28 | 22 | #include "Endpoint.h" |
jksoft | 0:d0b3a5d1ba28 | 23 | #include "Socket.h" |
jksoft | 0:d0b3a5d1ba28 | 24 | |
jksoft | 0:d0b3a5d1ba28 | 25 | #include <cstdint> |
jksoft | 0:d0b3a5d1ba28 | 26 | |
jksoft | 0:d0b3a5d1ba28 | 27 | /** |
jksoft | 0:d0b3a5d1ba28 | 28 | UDP Socket |
jksoft | 0:d0b3a5d1ba28 | 29 | */ |
jksoft | 0:d0b3a5d1ba28 | 30 | class UDPSocket: public Socket { |
jksoft | 0:d0b3a5d1ba28 | 31 | |
jksoft | 0:d0b3a5d1ba28 | 32 | public: |
jksoft | 0:d0b3a5d1ba28 | 33 | /** Instantiate an UDP Socket. |
jksoft | 0:d0b3a5d1ba28 | 34 | */ |
jksoft | 0:d0b3a5d1ba28 | 35 | UDPSocket(); |
jksoft | 0:d0b3a5d1ba28 | 36 | |
jksoft | 0:d0b3a5d1ba28 | 37 | /** Init the UDP Client Socket without binding it to any specific port |
jksoft | 0:d0b3a5d1ba28 | 38 | \return 0 on success, -1 on failure. |
jksoft | 0:d0b3a5d1ba28 | 39 | */ |
jksoft | 0:d0b3a5d1ba28 | 40 | int init(void); |
jksoft | 0:d0b3a5d1ba28 | 41 | |
jksoft | 0:d0b3a5d1ba28 | 42 | /** Bind a UDP Server Socket to a specific port |
jksoft | 0:d0b3a5d1ba28 | 43 | \param port The port to listen for incoming connections on |
jksoft | 0:d0b3a5d1ba28 | 44 | \return 0 on success, -1 on failure. |
jksoft | 0:d0b3a5d1ba28 | 45 | */ |
jksoft | 0:d0b3a5d1ba28 | 46 | int bind(int port = -1); |
jksoft | 0:d0b3a5d1ba28 | 47 | |
jksoft | 0:d0b3a5d1ba28 | 48 | /** Send a packet to a remote endpoint |
jksoft | 0:d0b3a5d1ba28 | 49 | \param remote The remote endpoint |
jksoft | 0:d0b3a5d1ba28 | 50 | \param packet The packet to be sent |
jksoft | 0:d0b3a5d1ba28 | 51 | \param length The length of the packet to be sent |
jksoft | 0:d0b3a5d1ba28 | 52 | \return the number of written bytes on success (>=0) or -1 on failure |
jksoft | 0:d0b3a5d1ba28 | 53 | */ |
jksoft | 0:d0b3a5d1ba28 | 54 | int sendTo(Endpoint &remote, char *packet, int length); |
jksoft | 0:d0b3a5d1ba28 | 55 | |
jksoft | 0:d0b3a5d1ba28 | 56 | /** Receive a packet from a remote endpoint |
jksoft | 0:d0b3a5d1ba28 | 57 | \param remote The remote endpoint |
jksoft | 0:d0b3a5d1ba28 | 58 | \param buffer The buffer for storing the incoming packet data. If a packet |
jksoft | 0:d0b3a5d1ba28 | 59 | is too long to fit in the supplied buffer, excess bytes are discarded |
jksoft | 0:d0b3a5d1ba28 | 60 | \param length The length of the buffer |
jksoft | 0:d0b3a5d1ba28 | 61 | \return the number of received bytes on success (>=0) or -1 on failure |
jksoft | 0:d0b3a5d1ba28 | 62 | */ |
jksoft | 0:d0b3a5d1ba28 | 63 | int receiveFrom(Endpoint &remote, char *buffer, int length); |
jksoft | 0:d0b3a5d1ba28 | 64 | |
jksoft | 0:d0b3a5d1ba28 | 65 | private: |
jksoft | 0:d0b3a5d1ba28 | 66 | bool confEndpoint(Endpoint & ep); |
jksoft | 0:d0b3a5d1ba28 | 67 | bool readEndpoint(Endpoint & ep); |
jksoft | 0:d0b3a5d1ba28 | 68 | bool endpoint_configured; |
jksoft | 0:d0b3a5d1ba28 | 69 | bool endpoint_read; |
jksoft | 0:d0b3a5d1ba28 | 70 | Endpoint currentEndpoint; |
jksoft | 0:d0b3a5d1ba28 | 71 | |
jksoft | 0:d0b3a5d1ba28 | 72 | }; |
jksoft | 0:d0b3a5d1ba28 | 73 | |
jksoft | 0:d0b3a5d1ba28 | 74 | #include "def.h" |
jksoft | 0:d0b3a5d1ba28 | 75 | |
jksoft | 0:d0b3a5d1ba28 | 76 | #endif |