Juan Carlos Gonzales / ESP8266

esp8266 websocket and socket

modem/modem.cpp@0:46166e7d81a8, 2015-06-12 (annotated)

Committer:
metabi814
Date:
Fri Jun 12 10:06:12 2015 +0000
Revision:
0:46166e7d81a8
ESP8266 socket and websocket ; -set ip ; -set mac

Who changed what in which revision?

UserRevisionLine numberNew contents of line
metabi814 0:46166e7d81a8 1 /*
metabi814 0:46166e7d81a8 2 modem.cpp
metabi814 0:46166e7d81a8 3 2014 Copyright (c) Seeed Technology Inc. All right reserved.
metabi814 0:46166e7d81a8 4
metabi814 0:46166e7d81a8 5 Author:lawliet zou(lawliet.zou@gmail.com)
metabi814 0:46166e7d81a8 6 2014-2-24
metabi814 0:46166e7d81a8 7
metabi814 0:46166e7d81a8 8 This library is free software; you can redistribute it and/or
metabi814 0:46166e7d81a8 9 modify it under the terms of the GNU Lesser General Public
metabi814 0:46166e7d81a8 10 License as published by the Free Software Foundation; either
metabi814 0:46166e7d81a8 11 version 2.1 of the License, or (at your option) any later version.
metabi814 0:46166e7d81a8 12
metabi814 0:46166e7d81a8 13 This library is distributed in the hope that it will be useful,
metabi814 0:46166e7d81a8 14 but WITHOUT ANY WARRANTY; without even the implied warranty of
metabi814 0:46166e7d81a8 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
metabi814 0:46166e7d81a8 16 Lesser General Public License for more details.
metabi814 0:46166e7d81a8 17
metabi814 0:46166e7d81a8 18 You should have received a copy of the GNU Lesser General Public
metabi814 0:46166e7d81a8 19 License along with this library; if not, write to the Free Software
metabi814 0:46166e7d81a8 20 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
metabi814 0:46166e7d81a8 21 */
metabi814 0:46166e7d81a8 22
metabi814 0:46166e7d81a8 23 #include "modem.h"
metabi814 0:46166e7d81a8 24
metabi814 0:46166e7d81a8 25 char Modem::readByte(void)
metabi814 0:46166e7d81a8 26 {
metabi814 0:46166e7d81a8 27 return serialModem.getc();
metabi814 0:46166e7d81a8 28 }
metabi814 0:46166e7d81a8 29
metabi814 0:46166e7d81a8 30 bool Modem::readable()
metabi814 0:46166e7d81a8 31 {
metabi814 0:46166e7d81a8 32 return serialModem.readable();
metabi814 0:46166e7d81a8 33 }
metabi814 0:46166e7d81a8 34
metabi814 0:46166e7d81a8 35 int Modem::readBuffer(char *buffer,int count, unsigned int timeOut)
metabi814 0:46166e7d81a8 36 {
metabi814 0:46166e7d81a8 37 int i = 0;
metabi814 0:46166e7d81a8 38 timeCnt.start();
metabi814 0:46166e7d81a8 39 while(1) {
metabi814 0:46166e7d81a8 40 while (serialModem.readable()) {
metabi814 0:46166e7d81a8 41 char c = serialModem.getc();
metabi814 0:46166e7d81a8 42 buffer[i++] = c;
metabi814 0:46166e7d81a8 43 if(i >= count)break;
metabi814 0:46166e7d81a8 44 }
metabi814 0:46166e7d81a8 45 if(i >= count)break;
metabi814 0:46166e7d81a8 46 if(timeCnt.read() > timeOut) {
metabi814 0:46166e7d81a8 47 timeCnt.stop();
metabi814 0:46166e7d81a8 48 timeCnt.reset();
metabi814 0:46166e7d81a8 49 break;
metabi814 0:46166e7d81a8 50 }
metabi814 0:46166e7d81a8 51 }
metabi814 0:46166e7d81a8 52 return 0;
metabi814 0:46166e7d81a8 53 }
metabi814 0:46166e7d81a8 54
metabi814 0:46166e7d81a8 55 void Modem::cleanBuffer(char *buffer, int count)
metabi814 0:46166e7d81a8 56 {
metabi814 0:46166e7d81a8 57 for(int i=0; i < count; i++) {
metabi814 0:46166e7d81a8 58 buffer[i] = '\0';
metabi814 0:46166e7d81a8 59 }
metabi814 0:46166e7d81a8 60 }
metabi814 0:46166e7d81a8 61
metabi814 0:46166e7d81a8 62 void Modem::sendCmd(const char* cmd)
metabi814 0:46166e7d81a8 63 {
metabi814 0:46166e7d81a8 64 serialModem.puts(cmd);
metabi814 0:46166e7d81a8 65 }
metabi814 0:46166e7d81a8 66
metabi814 0:46166e7d81a8 67 void Modem::sendATTest(void)
metabi814 0:46166e7d81a8 68 {
metabi814 0:46166e7d81a8 69 sendCmdAndWaitForResp("AT\r\n","OK",DEFAULT_TIMEOUT,CMD);
metabi814 0:46166e7d81a8 70 }
metabi814 0:46166e7d81a8 71
metabi814 0:46166e7d81a8 72 bool Modem::respCmp(const char *resp, unsigned int len, unsigned int timeout)
metabi814 0:46166e7d81a8 73 {
metabi814 0:46166e7d81a8 74 int sum=0;
metabi814 0:46166e7d81a8 75 timeCnt.start();
metabi814 0:46166e7d81a8 76
metabi814 0:46166e7d81a8 77 while(1) {
metabi814 0:46166e7d81a8 78 if(serialModem.readable()) {
metabi814 0:46166e7d81a8 79 char c = serialModem.getc();
metabi814 0:46166e7d81a8 80 sum = (c==resp[sum]) ? sum+1 : 0;
metabi814 0:46166e7d81a8 81 if(sum == len)break;
metabi814 0:46166e7d81a8 82 }
metabi814 0:46166e7d81a8 83 if(timeCnt.read() > timeout) {
metabi814 0:46166e7d81a8 84 timeCnt.stop();
metabi814 0:46166e7d81a8 85 timeCnt.reset();
metabi814 0:46166e7d81a8 86 return false;
metabi814 0:46166e7d81a8 87 }
metabi814 0:46166e7d81a8 88 }
metabi814 0:46166e7d81a8 89 timeCnt.stop();
metabi814 0:46166e7d81a8 90 timeCnt.reset();
metabi814 0:46166e7d81a8 91
metabi814 0:46166e7d81a8 92 return true;
metabi814 0:46166e7d81a8 93 }
metabi814 0:46166e7d81a8 94
metabi814 0:46166e7d81a8 95 int Modem::waitForResp(const char *resp, unsigned int timeout,DataType type)
metabi814 0:46166e7d81a8 96 {
metabi814 0:46166e7d81a8 97 int len = strlen(resp);
metabi814 0:46166e7d81a8 98 int sum=0;
metabi814 0:46166e7d81a8 99 timeCnt.start();
metabi814 0:46166e7d81a8 100
metabi814 0:46166e7d81a8 101 while(1) {
metabi814 0:46166e7d81a8 102 if(serialModem.readable()) {
metabi814 0:46166e7d81a8 103 char c = serialModem.getc();
metabi814 0:46166e7d81a8 104 sum = (c==resp[sum]) ? sum+1 : 0;
metabi814 0:46166e7d81a8 105 if(sum == len)break;
metabi814 0:46166e7d81a8 106 }
metabi814 0:46166e7d81a8 107 if(timeCnt.read() > timeout) {
metabi814 0:46166e7d81a8 108 timeCnt.stop();
metabi814 0:46166e7d81a8 109 timeCnt.reset();
metabi814 0:46166e7d81a8 110 return -1;
metabi814 0:46166e7d81a8 111 }
metabi814 0:46166e7d81a8 112 }
metabi814 0:46166e7d81a8 113 timeCnt.stop();
metabi814 0:46166e7d81a8 114 timeCnt.reset();
metabi814 0:46166e7d81a8 115
metabi814 0:46166e7d81a8 116 if(type == CMD) {
metabi814 0:46166e7d81a8 117 while(serialModem.readable()) {
metabi814 0:46166e7d81a8 118 char c = serialModem.getc();
metabi814 0:46166e7d81a8 119 }
metabi814 0:46166e7d81a8 120 }
metabi814 0:46166e7d81a8 121
metabi814 0:46166e7d81a8 122 return 0;
metabi814 0:46166e7d81a8 123 }
metabi814 0:46166e7d81a8 124
metabi814 0:46166e7d81a8 125 int Modem::sendCmdAndWaitForResp(const char* data, const char *resp, unsigned timeout,DataType type)
metabi814 0:46166e7d81a8 126 {
metabi814 0:46166e7d81a8 127 sendCmd(data);
metabi814 0:46166e7d81a8 128 return waitForResp(resp,timeout,type);
metabi814 0:46166e7d81a8 129 }