Library for MQTT
mbed-mqtt-master/src/MQTTNetwork.h@0:ba7e439238ab, 2022-06-20 (annotated)
- Committer:
- pavleradojkovic
- Date:
- Mon Jun 20 16:24:43 2022 +0000
- Revision:
- 0:ba7e439238ab
Inital commit
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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pavleradojkovic | 0:ba7e439238ab | 1 | /* |
pavleradojkovic | 0:ba7e439238ab | 2 | * Copyright (c) 2019, ARM Limited, All Rights Reserved |
pavleradojkovic | 0:ba7e439238ab | 3 | * SPDX-License-Identifier: Apache-2.0 |
pavleradojkovic | 0:ba7e439238ab | 4 | * |
pavleradojkovic | 0:ba7e439238ab | 5 | * Licensed under the Apache License, Version 2.0 (the "License"); you may |
pavleradojkovic | 0:ba7e439238ab | 6 | * not use this file except in compliance with the License. |
pavleradojkovic | 0:ba7e439238ab | 7 | * You may obtain a copy of the License at |
pavleradojkovic | 0:ba7e439238ab | 8 | * |
pavleradojkovic | 0:ba7e439238ab | 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
pavleradojkovic | 0:ba7e439238ab | 10 | * |
pavleradojkovic | 0:ba7e439238ab | 11 | * Unless required by applicable law or agreed to in writing, software |
pavleradojkovic | 0:ba7e439238ab | 12 | * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
pavleradojkovic | 0:ba7e439238ab | 13 | * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
pavleradojkovic | 0:ba7e439238ab | 14 | * See the License for the specific language governing permissions and |
pavleradojkovic | 0:ba7e439238ab | 15 | * limitations under the License. |
pavleradojkovic | 0:ba7e439238ab | 16 | */ |
pavleradojkovic | 0:ba7e439238ab | 17 | |
pavleradojkovic | 0:ba7e439238ab | 18 | #ifndef _MQTTNETWORK_H_ |
pavleradojkovic | 0:ba7e439238ab | 19 | #define _MQTTNETWORK_H_ |
pavleradojkovic | 0:ba7e439238ab | 20 | |
pavleradojkovic | 0:ba7e439238ab | 21 | #include "NetworkInterface.h" |
pavleradojkovic | 0:ba7e439238ab | 22 | #include "TCPSocket.h" |
pavleradojkovic | 0:ba7e439238ab | 23 | #include "MQTTNetworkUtil.h" |
pavleradojkovic | 0:ba7e439238ab | 24 | |
pavleradojkovic | 0:ba7e439238ab | 25 | class MQTTNetwork { |
pavleradojkovic | 0:ba7e439238ab | 26 | public: |
pavleradojkovic | 0:ba7e439238ab | 27 | MQTTNetwork(NetworkInterface *aNetwork) : network(aNetwork) |
pavleradojkovic | 0:ba7e439238ab | 28 | { |
pavleradojkovic | 0:ba7e439238ab | 29 | socket = new TCPSocket(); |
pavleradojkovic | 0:ba7e439238ab | 30 | } |
pavleradojkovic | 0:ba7e439238ab | 31 | |
pavleradojkovic | 0:ba7e439238ab | 32 | ~MQTTNetwork() |
pavleradojkovic | 0:ba7e439238ab | 33 | { |
pavleradojkovic | 0:ba7e439238ab | 34 | delete socket; |
pavleradojkovic | 0:ba7e439238ab | 35 | } |
pavleradojkovic | 0:ba7e439238ab | 36 | |
pavleradojkovic | 0:ba7e439238ab | 37 | int read(unsigned char *buffer, int len, int timeout) |
pavleradojkovic | 0:ba7e439238ab | 38 | { |
pavleradojkovic | 0:ba7e439238ab | 39 | return accumulate_mqtt_read(socket, buffer, len, timeout); |
pavleradojkovic | 0:ba7e439238ab | 40 | } |
pavleradojkovic | 0:ba7e439238ab | 41 | |
pavleradojkovic | 0:ba7e439238ab | 42 | int write(unsigned char *buffer, int len, int timeout) |
pavleradojkovic | 0:ba7e439238ab | 43 | { |
pavleradojkovic | 0:ba7e439238ab | 44 | return mqtt_write(socket, buffer, len, timeout); |
pavleradojkovic | 0:ba7e439238ab | 45 | } |
pavleradojkovic | 0:ba7e439238ab | 46 | |
pavleradojkovic | 0:ba7e439238ab | 47 | int connect(const char *hostname, int port) |
pavleradojkovic | 0:ba7e439238ab | 48 | { |
pavleradojkovic | 0:ba7e439238ab | 49 | int ret = NSAPI_ERROR_OK; |
pavleradojkovic | 0:ba7e439238ab | 50 | if ((ret = socket->open(network)) != NSAPI_ERROR_OK) { |
pavleradojkovic | 0:ba7e439238ab | 51 | return ret; |
pavleradojkovic | 0:ba7e439238ab | 52 | } |
pavleradojkovic | 0:ba7e439238ab | 53 | SocketAddress addr; |
pavleradojkovic | 0:ba7e439238ab | 54 | if (network->gethostbyname(hostname, &addr) != NSAPI_ERROR_OK) { |
pavleradojkovic | 0:ba7e439238ab | 55 | return NSAPI_ERROR_DNS_FAILURE; |
pavleradojkovic | 0:ba7e439238ab | 56 | } |
pavleradojkovic | 0:ba7e439238ab | 57 | addr.set_port(port); |
pavleradojkovic | 0:ba7e439238ab | 58 | return socket->connect(addr); |
pavleradojkovic | 0:ba7e439238ab | 59 | } |
pavleradojkovic | 0:ba7e439238ab | 60 | |
pavleradojkovic | 0:ba7e439238ab | 61 | int disconnect() |
pavleradojkovic | 0:ba7e439238ab | 62 | { |
pavleradojkovic | 0:ba7e439238ab | 63 | return socket->close(); |
pavleradojkovic | 0:ba7e439238ab | 64 | } |
pavleradojkovic | 0:ba7e439238ab | 65 | |
pavleradojkovic | 0:ba7e439238ab | 66 | private: |
pavleradojkovic | 0:ba7e439238ab | 67 | NetworkInterface *network; |
pavleradojkovic | 0:ba7e439238ab | 68 | TCPSocket *socket; |
pavleradojkovic | 0:ba7e439238ab | 69 | }; |
pavleradojkovic | 0:ba7e439238ab | 70 | |
pavleradojkovic | 0:ba7e439238ab | 71 | #endif // _MQTTNETWORK_H_ |