Antonio Mondragon / Mbed OS ATT_AWS_IoT_demo

DIYmall 0.96" Inch I2c IIC Serial 128x64 Oled LCD LED White Display Module

Dependencies:   Adafruit_GFX SDFileSystem

Fork of ATT_AWS_IoT_demo by AT&T IoT

WNCInterface/WNCSocket/WNCEndpoint.cpp@15:6f2798e45099, 2016-12-01 (annotated)

Committer:
ampembeng
Date:
Thu Dec 01 18:05:38 2016 +0000
Revision:
15:6f2798e45099
Initial commit.  Demo works with both the FRDM wired Ethernet and the Avnet Shield wireless modem.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ampembeng 15:6f2798e45099 1 /* =====================================================================
ampembeng 15:6f2798e45099 2 Copyright © 2016, Avnet (R)
ampembeng 15:6f2798e45099 3
ampembeng 15:6f2798e45099 4 Contributors:
ampembeng 15:6f2798e45099 5 * James M Flynn, www.em.avnet.com
ampembeng 15:6f2798e45099 6
ampembeng 15:6f2798e45099 7 Licensed under the Apache License, Version 2.0 (the "License");
ampembeng 15:6f2798e45099 8 you may not use this file except in compliance with the License.
ampembeng 15:6f2798e45099 9 You may obtain a copy of the License at
ampembeng 15:6f2798e45099 10
ampembeng 15:6f2798e45099 11 http://www.apache.org/licenses/LICENSE-2.0
ampembeng 15:6f2798e45099 12
ampembeng 15:6f2798e45099 13 Unless required by applicable law or agreed to in writing,
ampembeng 15:6f2798e45099 14 software distributed under the License is distributed on an
ampembeng 15:6f2798e45099 15 "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
ampembeng 15:6f2798e45099 16 either express or implied. See the License for the specific
ampembeng 15:6f2798e45099 17 language governing permissions and limitations under the License.
ampembeng 15:6f2798e45099 18
ampembeng 15:6f2798e45099 19 @file WNCInterface.cpp
ampembeng 15:6f2798e45099 20 @version 1.0
ampembeng 15:6f2798e45099 21 @date Sept 2016
ampembeng 15:6f2798e45099 22
ampembeng 15:6f2798e45099 23 ======================================================================== */
ampembeng 15:6f2798e45099 24
ampembeng 15:6f2798e45099 25 #include "../WNCInterface.h"
ampembeng 15:6f2798e45099 26 #include "WNCSocket.h"
ampembeng 15:6f2798e45099 27 #include "WNCEndpoint.h"
ampembeng 15:6f2798e45099 28
ampembeng 15:6f2798e45099 29 WNCEndpoint::WNCEndpoint() {
ampembeng 15:6f2798e45099 30 reset_address();
ampembeng 15:6f2798e45099 31 }
ampembeng 15:6f2798e45099 32
ampembeng 15:6f2798e45099 33 WNCEndpoint::~WNCEndpoint() {}
ampembeng 15:6f2798e45099 34
ampembeng 15:6f2798e45099 35 void WNCEndpoint::reset_address(void) {
ampembeng 15:6f2798e45099 36 std::memset(&_epAddr, 0, sizeof(struct EndPointAddr));
ampembeng 15:6f2798e45099 37 }
ampembeng 15:6f2798e45099 38
ampembeng 15:6f2798e45099 39 //
ampembeng 15:6f2798e45099 40 // It is possible to call set_address with either a URL or
ampembeng 15:6f2798e45099 41 // an IP address. So try each in-turn and set the end point
ampembeng 15:6f2798e45099 42 // address.
ampembeng 15:6f2798e45099 43 //
ampembeng 15:6f2798e45099 44
ampembeng 15:6f2798e45099 45 int WNCEndpoint::set_address(const char* host, const int port) {
ampembeng 15:6f2798e45099 46 // IP Address
ampembeng 15:6f2798e45099 47 char address[5];
ampembeng 15:6f2798e45099 48 int rslt;
ampembeng 15:6f2798e45099 49
ampembeng 15:6f2798e45099 50 CHK_WNCFE(( WNCInterface::_pwnc->getWncStatus() == FATAL_FLAG ), fail);
ampembeng 15:6f2798e45099 51
ampembeng 15:6f2798e45099 52 reset_address();
ampembeng 15:6f2798e45099 53 _epAddr.port = port; //go ahead and save the port
ampembeng 15:6f2798e45099 54
ampembeng 15:6f2798e45099 55 // Dot-decimal notation?
ampembeng 15:6f2798e45099 56 rslt = std::sscanf(host, "%3u.%3u.%3u.%3u",
ampembeng 15:6f2798e45099 57 (unsigned int*)&address[0], (unsigned int*)&address[1],
ampembeng 15:6f2798e45099 58 (unsigned int*)&address[2], (unsigned int*)&address[3]);
ampembeng 15:6f2798e45099 59
ampembeng 15:6f2798e45099 60 M_LOCK;
ampembeng 15:6f2798e45099 61 if (rslt != 4) // No, need to resolve address with DNS
ampembeng 15:6f2798e45099 62 WNCInterface::_pwnc->resolveUrl(0,host);
ampembeng 15:6f2798e45099 63 else
ampembeng 15:6f2798e45099 64 WNCInterface::_pwnc->setIpAddr(0,host);
ampembeng 15:6f2798e45099 65
ampembeng 15:6f2798e45099 66 rslt = WNCInterface::_pwnc->getIpAddr(0,_epAddr.IP);
ampembeng 15:6f2798e45099 67 M_ULOCK;
ampembeng 15:6f2798e45099 68 return rslt;
ampembeng 15:6f2798e45099 69 }
ampembeng 15:6f2798e45099 70
ampembeng 15:6f2798e45099 71 char* WNCEndpoint::get_address() {
ampembeng 15:6f2798e45099 72 return _epAddr.IP;
ampembeng 15:6f2798e45099 73 }
ampembeng 15:6f2798e45099 74
ampembeng 15:6f2798e45099 75 int WNCEndpoint::get_port() {
ampembeng 15:6f2798e45099 76 return _epAddr.port;
ampembeng 15:6f2798e45099 77 }
ampembeng 15:6f2798e45099 78
ampembeng 15:6f2798e45099 79