DongEun Koak / NetworkSocketAPI

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Dependencies:   DnsQuery

Dependents:   HelloWizFi250Interface

Fork of NetworkSocketAPI by NetworkSocketAPI

UDPSocket.h@91:cad29ce6a01c, 2016-04-19 (annotated)

Committer:
Christopher Haster
Date:
Tue Apr 19 18:23:12 2016 -0500
Revision:
91:cad29ce6a01c
Parent:
90:0a988e4abb72
Child:
92:dd5f19874adf
Remove shutdown parameter from close call



Pros

- Simplifies interface

- Easier base implementation



Cons

- May need shutdown functionality, in this case shutdown

  can be added as another function in the future

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Christopher Haster 78:0914f9b9b24b 1 /* Socket
Christopher Haster 78:0914f9b9b24b 2 * Copyright (c) 2015 ARM Limited
Christopher Haster 72:6a8b52ee83ed 3 *
Christopher Haster 78:0914f9b9b24b 4 * Licensed under the Apache License, Version 2.0 (the "License");
Christopher Haster 78:0914f9b9b24b 5 * you may not use this file except in compliance with the License.
Christopher Haster 78:0914f9b9b24b 6 * You may obtain a copy of the License at
Christopher Haster 72:6a8b52ee83ed 7 *
Christopher Haster 78:0914f9b9b24b 8 * http://www.apache.org/licenses/LICENSE-2.0
Christopher Haster 72:6a8b52ee83ed 9 *
Christopher Haster 78:0914f9b9b24b 10 * Unless required by applicable law or agreed to in writing, software
Christopher Haster 78:0914f9b9b24b 11 * distributed under the License is distributed on an "AS IS" BASIS,
Christopher Haster 78:0914f9b9b24b 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Christopher Haster 78:0914f9b9b24b 13 * See the License for the specific language governing permissions and
Christopher Haster 78:0914f9b9b24b 14 * limitations under the License.
Christopher Haster 72:6a8b52ee83ed 15 */
Christopher Haster 72:6a8b52ee83ed 16
Christopher Haster 72:6a8b52ee83ed 17 #ifndef UDPSOCKET_H
Christopher Haster 72:6a8b52ee83ed 18 #define UDPSOCKET_H
Christopher Haster 72:6a8b52ee83ed 19
Christopher Haster 72:6a8b52ee83ed 20 #include "Socket.h"
Christopher Haster 77:b66a6984ed2d 21 #include "NetworkInterface.h"
Christopher Haster 72:6a8b52ee83ed 22
Christopher Haster 89:b1d417383c0d 23 /** UDP Socket
Christopher Haster 89:b1d417383c0d 24 */
Christopher Haster 72:6a8b52ee83ed 25 class UDPSocket : public Socket {
Christopher Haster 72:6a8b52ee83ed 26 public:
Christopher Haster 72:6a8b52ee83ed 27 /** UDPSocket lifetime
Christopher Haster 89:b1d417383c0d 28 */
Christopher Haster 90:0a988e4abb72 29 UDPSocket();
Christopher Haster 77:b66a6984ed2d 30 UDPSocket(NetworkInterface *iface);
Christopher Haster 81:1600369a29dd 31 virtual ~UDPSocket();
Christopher Haster 90:0a988e4abb72 32
Christopher Haster 90:0a988e4abb72 33 /** Open the socket
Christopher Haster 90:0a988e4abb72 34 * @param iface Interface to open socket on
Christopher Haster 90:0a988e4abb72 35 */
Christopher Haster 90:0a988e4abb72 36 virtual int open(NetworkInterface *iface);
Christopher Haster 72:6a8b52ee83ed 37
Christopher Haster 72:6a8b52ee83ed 38 /** Bind a UDP Server Socket to a specific port
Christopher Haster 89:b1d417383c0d 39 * @param port The port to listen for incoming connections on
Christopher Haster 89:b1d417383c0d 40 * @return 0 on success, negative on failure.
Christopher Haster 89:b1d417383c0d 41 */
Christopher Haster 79:43a7e8c0d6cc 42 int bind(uint16_t port);
Christopher Haster 75:dea0cdb42241 43
Christopher Haster 72:6a8b52ee83ed 44 /** Send a packet to a remote endpoint
Christopher Haster 89:b1d417383c0d 45 * @param address The remote SocketAddress
Christopher Haster 89:b1d417383c0d 46 * @param data The packet to be sent
Christopher Haster 89:b1d417383c0d 47 * @param size The length of the packet to be sent
Christopher Haster 89:b1d417383c0d 48 * @return The number of written bytes on success, negative on failure
Christopher Haster 89:b1d417383c0d 49 */
Christopher Haster 80:9c6673c93082 50 int sendto(const SocketAddress &address, const void *data, unsigned size);
Christopher Haster 75:dea0cdb42241 51
Christopher Haster 72:6a8b52ee83ed 52 /** Receive a packet from a remote endpoint
Christopher Haster 89:b1d417383c0d 53 * @param address Destination for the remote SocketAddress or null
Christopher Haster 89:b1d417383c0d 54 * @param buffer The buffer for storing the incoming packet data
Christopher Haster 89:b1d417383c0d 55 * If a packet is too long to fit in the supplied buffer,
Christopher Haster 89:b1d417383c0d 56 * excess bytes are discarded
Christopher Haster 89:b1d417383c0d 57 * @param size The length of the buffer
Christopher Haster 89:b1d417383c0d 58 * @return The number of received bytes on success, negative on failure
Christopher Haster 89:b1d417383c0d 59 */
Christopher Haster 75:dea0cdb42241 60 int recvfrom(SocketAddress *address, void *buffer, unsigned size);
Christopher Haster 73:968f7b32278f 61
Christopher Haster 73:968f7b32278f 62 /** Register a callback on when send is ready
Christopher Haster 89:b1d417383c0d 63 * @param callback Function to call when send will succeed, may be called in
Christopher Haster 89:b1d417383c0d 64 * interrupt context.
Christopher Haster 89:b1d417383c0d 65 */
Christopher Haster 89:b1d417383c0d 66 void attach_send(FunctionPointer callback);
Christopher Haster 73:968f7b32278f 67
Christopher Haster 81:1600369a29dd 68 template <typename T, typename M>
Christopher Haster 81:1600369a29dd 69 void attach_send(T *tptr, M mptr) {
Christopher Haster 89:b1d417383c0d 70 attach_send(FunctionPointer(tptr, mptr));
Christopher Haster 81:1600369a29dd 71 }
Christopher Haster 81:1600369a29dd 72
Christopher Haster 73:968f7b32278f 73 /** Register a callback on when recv is ready
Christopher Haster 89:b1d417383c0d 74 * @param callback Function to call when recv will succeed, may be called in
Christopher Haster 89:b1d417383c0d 75 * interrupt context.
Christopher Haster 89:b1d417383c0d 76 */
Christopher Haster 89:b1d417383c0d 77 void attach_recv(FunctionPointer callback);
Christopher Haster 81:1600369a29dd 78
Christopher Haster 81:1600369a29dd 79 template <typename T, typename M>
Christopher Haster 81:1600369a29dd 80 void attach_recv(T *tptr, M mptr) {
Christopher Haster 89:b1d417383c0d 81 attach_recv(FunctionPointer(tptr, mptr));
Christopher Haster 81:1600369a29dd 82 }
Christopher Haster 81:1600369a29dd 83
Christopher Haster 81:1600369a29dd 84 private:
Christopher Haster 89:b1d417383c0d 85 FunctionPointer _send_cb;
Christopher Haster 89:b1d417383c0d 86 FunctionPointer _recv_cb;
Christopher Haster 72:6a8b52ee83ed 87 };
Christopher Haster 72:6a8b52ee83ed 88
Christopher Haster 72:6a8b52ee83ed 89 #endif