Damien Frost / WiflyInterface

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Dependents:   IoT_Ex BatteryModelTester BatteryModelTester

Fork of WiflyInterface by Components

Socket/TCPSocketConnection.cpp@20:3616a765c1b8, 2016-03-25 (annotated)

Committer:
defrost
Date:
Fri Mar 25 12:35:55 2016 +0000
Revision:
20:3616a765c1b8
Parent:
17:cb63119802d9
Child:
23:cb8522185c56
- Added some debug messages

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 pc.printf("wifi-connect() result: %d\n\r", result);
defrost 20:3616a765c1b8 28 if (!result)
samux 1:fb4494783863 29 return -1;
samux 1:fb4494783863 30 wifi->flush();
samux 1:fb4494783863 31 return 0;
samux 1:fb4494783863 32 }
samux 1:fb4494783863 33
samux 1:fb4494783863 34 bool TCPSocketConnection::is_connected(void)
samux 1:fb4494783863 35 {
samux 1:fb4494783863 36 return wifi->is_connected();
samux 1:fb4494783863 37 }
samux 1:fb4494783863 38
samux 1:fb4494783863 39 int TCPSocketConnection::send(char* data, int length)
samux 1:fb4494783863 40 {
samux 1:fb4494783863 41 Timer tmr;
samux 1:fb4494783863 42
samux 1:fb4494783863 43 if (!_blocking) {
samux 1:fb4494783863 44 tmr.start();
samux 1:fb4494783863 45 while (tmr.read_ms() < _timeout) {
samux 1:fb4494783863 46 if (wifi->writeable())
samux 1:fb4494783863 47 break;
samux 1:fb4494783863 48 }
samux 1:fb4494783863 49 if (tmr.read_ms() >= _timeout) {
samux 1:fb4494783863 50 return -1;
samux 1:fb4494783863 51 }
samux 1:fb4494783863 52 }
samux 1:fb4494783863 53 return wifi->send(data, length);
samux 1:fb4494783863 54 }
samux 1:fb4494783863 55
samux 1:fb4494783863 56 // -1 if unsuccessful, else number of bytes written
samux 1:fb4494783863 57 int TCPSocketConnection::send_all(char* data, int length)
samux 1:fb4494783863 58 {
samux 1:fb4494783863 59 Timer tmr;
samux 1:fb4494783863 60 int idx = 0;
samux 1:fb4494783863 61 tmr.start();
samux 1:fb4494783863 62
samux 1:fb4494783863 63 while ((tmr.read_ms() < _timeout) || _blocking) {
samux 1:fb4494783863 64
samux 1:fb4494783863 65 idx += wifi->send(data, length);
samux 1:fb4494783863 66
samux 1:fb4494783863 67 if (idx == length)
samux 1:fb4494783863 68 return idx;
samux 1:fb4494783863 69 }
samux 1:fb4494783863 70 return (idx == 0) ? -1 : idx;
samux 1:fb4494783863 71 }
samux 1:fb4494783863 72
samux 1:fb4494783863 73 // -1 if unsuccessful, else number of bytes received
samux 1:fb4494783863 74 int TCPSocketConnection::receive(char* data, int length)
samux 1:fb4494783863 75 {
samux 1:fb4494783863 76 Timer tmr;
samux 1:fb4494783863 77 int time = -1;
samux 1:fb4494783863 78
samux 1:fb4494783863 79
samux 1:fb4494783863 80 if (!_blocking) {
samux 1:fb4494783863 81 tmr.start();
samux 1:fb4494783863 82 while (time < _timeout + 20) {
samux 1:fb4494783863 83 if (wifi->readable()) {
samux 1:fb4494783863 84 break;
samux 1:fb4494783863 85 }
samux 1:fb4494783863 86 time = tmr.read_ms();
samux 1:fb4494783863 87 }
samux 1:fb4494783863 88 if (time >= _timeout + 20) {
samux 1:fb4494783863 89 return -1;
samux 1:fb4494783863 90 }
samux 1:fb4494783863 91 }
samux 1:fb4494783863 92
samux 1:fb4494783863 93
defrost 17:cb63119802d9 94 //while(!wifi->readable());
defrost 17:cb63119802d9 95 if(wifi->readable()){
defrost 17:cb63119802d9 96 int nb_available = wifi->readable();
defrost 17:cb63119802d9 97 for (int i = 0; i < min(nb_available, length); i++) {
defrost 17:cb63119802d9 98 data[i] = wifi->getc();
defrost 17:cb63119802d9 99 }
defrost 17:cb63119802d9 100
defrost 17:cb63119802d9 101 return min(nb_available, length);
defrost 17:cb63119802d9 102 }else{
defrost 17:cb63119802d9 103 return -1;
samux 1:fb4494783863 104 }
samux 1:fb4494783863 105 }
samux 1:fb4494783863 106
samux 1:fb4494783863 107
samux 1:fb4494783863 108 // -1 if unsuccessful, else number of bytes received
samux 1:fb4494783863 109 int TCPSocketConnection::receive_all(char* data, int length)
samux 1:fb4494783863 110 {
samux 1:fb4494783863 111 Timer tmr;
samux 1:fb4494783863 112 int idx = 0;
samux 1:fb4494783863 113 int time = -1;
samux 1:fb4494783863 114
samux 1:fb4494783863 115 tmr.start();
samux 1:fb4494783863 116
samux 1:fb4494783863 117 while (time < _timeout || _blocking) {
samux 1:fb4494783863 118
samux 1:fb4494783863 119 int nb_available = wifi->readable();
samux 1:fb4494783863 120 for (int i = 0; i < min(nb_available, length); i++) {
samux 1:fb4494783863 121 data[idx++] = wifi->getc();
samux 1:fb4494783863 122 }
samux 1:fb4494783863 123
samux 1:fb4494783863 124 if (idx == length)
samux 1:fb4494783863 125 break;
samux 1:fb4494783863 126
samux 1:fb4494783863 127 time = tmr.read_ms();
samux 1:fb4494783863 128 }
samux 1:fb4494783863 129
samux 1:fb4494783863 130 return (idx == 0) ? -1 : idx;
samux 1:fb4494783863 131 }