Damien Frost / WiflyInterfaceMessaging

- Added messages

Fork of WiflyInterface by Damien Frost

Socket/TCPSocketConnection.cpp@43:b14d4ba33255, 2017-05-24 (annotated)

Committer:
defrost
Date:
Wed May 24 18:34:11 2017 +0000
Revision:
43:b14d4ba33255
Parent:
26:eaaedb036df1 
- Not sure what changed here, probably something minor

Who changed what in which revision?

UserRevisionLine numberNew contents of line
samux 1:fb4494783863 1 /* Copyright (C) 2012 mbed.org, MIT License
samux 1:fb4494783863 2 *
samux 1:fb4494783863 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
samux 1:fb4494783863 4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
samux 1:fb4494783863 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
samux 1:fb4494783863 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
samux 1:fb4494783863 7 * furnished to do so, subject to the following conditions:
samux 1:fb4494783863 8 *
samux 1:fb4494783863 9 * The above copyright notice and this permission notice shall be included in all copies or
samux 1:fb4494783863 10 * substantial portions of the Software.
samux 1:fb4494783863 11 *
samux 1:fb4494783863 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
samux 1:fb4494783863 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
samux 1:fb4494783863 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
samux 1:fb4494783863 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
samux 1:fb4494783863 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
samux 1:fb4494783863 17 */
samux 1:fb4494783863 18
samux 1:fb4494783863 19 #include "TCPSocketConnection.h"
samux 1:fb4494783863 20 #include <algorithm>
samux 1:fb4494783863 21
samux 1:fb4494783863 22 TCPSocketConnection::TCPSocketConnection() {}
samux 1:fb4494783863 23
samux 1:fb4494783863 24 int TCPSocketConnection::connect(const char* host, const int port)
samux 1:fb4494783863 25 {
defrost 20:3616a765c1b8 26 bool result = wifi->connect(host, port);
defrost 20:3616a765c1b8 27 if (!result)
samux 1:fb4494783863 28 return -1;
samux 1:fb4494783863 29 wifi->flush();
samux 1:fb4494783863 30 return 0;
samux 1:fb4494783863 31 }
samux 1:fb4494783863 32
defrost 26:eaaedb036df1 33 void TCPSocketConnection::setBaud(int baudrate)
defrost 26:eaaedb036df1 34 {
defrost 26:eaaedb036df1 35 wifi->setBaud(baudrate);
defrost 26:eaaedb036df1 36 wifi->exit();
defrost 26:eaaedb036df1 37 return;
defrost 26:eaaedb036df1 38 }
defrost 26:eaaedb036df1 39
samux 1:fb4494783863 40 bool TCPSocketConnection::is_connected(void)
samux 1:fb4494783863 41 {
samux 1:fb4494783863 42 return wifi->is_connected();
samux 1:fb4494783863 43 }
samux 1:fb4494783863 44
samux 1:fb4494783863 45 int TCPSocketConnection::send(char* data, int length)
samux 1:fb4494783863 46 {
samux 1:fb4494783863 47 Timer tmr;
samux 1:fb4494783863 48
samux 1:fb4494783863 49 if (!_blocking) {
samux 1:fb4494783863 50 tmr.start();
samux 1:fb4494783863 51 while (tmr.read_ms() < _timeout) {
samux 1:fb4494783863 52 if (wifi->writeable())
samux 1:fb4494783863 53 break;
samux 1:fb4494783863 54 }
samux 1:fb4494783863 55 if (tmr.read_ms() >= _timeout) {
samux 1:fb4494783863 56 return -1;
samux 1:fb4494783863 57 }
samux 1:fb4494783863 58 }
samux 1:fb4494783863 59 return wifi->send(data, length);
samux 1:fb4494783863 60 }
samux 1:fb4494783863 61
samux 1:fb4494783863 62 // -1 if unsuccessful, else number of bytes written
samux 1:fb4494783863 63 int TCPSocketConnection::send_all(char* data, int length)
samux 1:fb4494783863 64 {
samux 1:fb4494783863 65 Timer tmr;
samux 1:fb4494783863 66 int idx = 0;
samux 1:fb4494783863 67 tmr.start();
samux 1:fb4494783863 68
samux 1:fb4494783863 69 while ((tmr.read_ms() < _timeout) || _blocking) {
samux 1:fb4494783863 70
samux 1:fb4494783863 71 idx += wifi->send(data, length);
samux 1:fb4494783863 72
samux 1:fb4494783863 73 if (idx == length)
samux 1:fb4494783863 74 return idx;
samux 1:fb4494783863 75 }
samux 1:fb4494783863 76 return (idx == 0) ? -1 : idx;
samux 1:fb4494783863 77 }
samux 1:fb4494783863 78
samux 1:fb4494783863 79 // -1 if unsuccessful, else number of bytes received
samux 1:fb4494783863 80 int TCPSocketConnection::receive(char* data, int length)
samux 1:fb4494783863 81 {
samux 1:fb4494783863 82 Timer tmr;
samux 1:fb4494783863 83 int time = -1;
samux 1:fb4494783863 84
samux 1:fb4494783863 85
samux 1:fb4494783863 86 if (!_blocking) {
samux 1:fb4494783863 87 tmr.start();
samux 1:fb4494783863 88 while (time < _timeout + 20) {
samux 1:fb4494783863 89 if (wifi->readable()) {
samux 1:fb4494783863 90 break;
samux 1:fb4494783863 91 }
samux 1:fb4494783863 92 time = tmr.read_ms();
samux 1:fb4494783863 93 }
samux 1:fb4494783863 94 if (time >= _timeout + 20) {
samux 1:fb4494783863 95 return -1;
samux 1:fb4494783863 96 }
samux 1:fb4494783863 97 }
samux 1:fb4494783863 98
samux 1:fb4494783863 99
defrost 17:cb63119802d9 100 //while(!wifi->readable());
defrost 17:cb63119802d9 101 if(wifi->readable()){
defrost 17:cb63119802d9 102 int nb_available = wifi->readable();
defrost 17:cb63119802d9 103 for (int i = 0; i < min(nb_available, length); i++) {
defrost 17:cb63119802d9 104 data[i] = wifi->getc();
defrost 17:cb63119802d9 105 }
defrost 17:cb63119802d9 106
defrost 17:cb63119802d9 107 return min(nb_available, length);
defrost 17:cb63119802d9 108 }else{
defrost 17:cb63119802d9 109 return -1;
samux 1:fb4494783863 110 }
samux 1:fb4494783863 111 }
samux 1:fb4494783863 112
samux 1:fb4494783863 113
samux 1:fb4494783863 114 // -1 if unsuccessful, else number of bytes received
samux 1:fb4494783863 115 int TCPSocketConnection::receive_all(char* data, int length)
samux 1:fb4494783863 116 {
samux 1:fb4494783863 117 Timer tmr;
samux 1:fb4494783863 118 int idx = 0;
samux 1:fb4494783863 119 int time = -1;
samux 1:fb4494783863 120
samux 1:fb4494783863 121 tmr.start();
samux 1:fb4494783863 122
samux 1:fb4494783863 123 while (time < _timeout || _blocking) {
samux 1:fb4494783863 124
samux 1:fb4494783863 125 int nb_available = wifi->readable();
samux 1:fb4494783863 126 for (int i = 0; i < min(nb_available, length); i++) {
samux 1:fb4494783863 127 data[idx++] = wifi->getc();
samux 1:fb4494783863 128 }
samux 1:fb4494783863 129
samux 1:fb4494783863 130 if (idx == length)
samux 1:fb4494783863 131 break;
samux 1:fb4494783863 132
samux 1:fb4494783863 133 time = tmr.read_ms();
samux 1:fb4494783863 134 }
samux 1:fb4494783863 135
samux 1:fb4494783863 136 return (idx == 0) ? -1 : idx;
samux 1:fb4494783863 137 }