Rahol Rajan / NetServices-Traffic

Used in Live Traffic Update Nokia LCD Display Project

Fork of NetServices by Segundo Equipo

drv/at/ATIf.h@8:92b57208ab99, 2013-03-06 (annotated)

Committer:
rrajan8
Date:
Wed Mar 06 19:07:23 2013 +0000
Revision:
8:92b57208ab99
Parent:
0:ac1725ba162c 
This project utilizes mbed's networking features to display live traffic updates on the Nokia LCD using the MapQuest API's Traffic Web Service.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
segundo 0:ac1725ba162c 1
segundo 0:ac1725ba162c 2 /*
segundo 0:ac1725ba162c 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
segundo 0:ac1725ba162c 4
segundo 0:ac1725ba162c 5 Permission is hereby granted, free of charge, to any person obtaining a copy
segundo 0:ac1725ba162c 6 of this software and associated documentation files (the "Software"), to deal
segundo 0:ac1725ba162c 7 in the Software without restriction, including without limitation the rights
segundo 0:ac1725ba162c 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
segundo 0:ac1725ba162c 9 copies of the Software, and to permit persons to whom the Software is
segundo 0:ac1725ba162c 10 furnished to do so, subject to the following conditions:
segundo 0:ac1725ba162c 11
segundo 0:ac1725ba162c 12 The above copyright notice and this permission notice shall be included in
segundo 0:ac1725ba162c 13 all copies or substantial portions of the Software.
segundo 0:ac1725ba162c 14
segundo 0:ac1725ba162c 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
segundo 0:ac1725ba162c 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
segundo 0:ac1725ba162c 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
segundo 0:ac1725ba162c 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
segundo 0:ac1725ba162c 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
segundo 0:ac1725ba162c 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
segundo 0:ac1725ba162c 21 THE SOFTWARE.
segundo 0:ac1725ba162c 22 */
segundo 0:ac1725ba162c 23
segundo 0:ac1725ba162c 24 #ifndef ATIF_H
segundo 0:ac1725ba162c 25 #define ATIF_H
segundo 0:ac1725ba162c 26
segundo 0:ac1725ba162c 27 #include "netCfg.h"
segundo 0:ac1725ba162c 28
segundo 0:ac1725ba162c 29 #include "mbed.h"
segundo 0:ac1725ba162c 30 #include "drv/serial/buf/SerialBuf.h"
segundo 0:ac1725ba162c 31 #include <list>
segundo 0:ac1725ba162c 32 using std::list;
segundo 0:ac1725ba162c 33
segundo 0:ac1725ba162c 34 //class Serial; //Pb w forward decl
segundo 0:ac1725ba162c 35
segundo 0:ac1725ba162c 36 enum ATErr
segundo 0:ac1725ba162c 37 {
segundo 0:ac1725ba162c 38 __AT_MIN = -0xFFFF,
segundo 0:ac1725ba162c 39 AT_CLOSED,
segundo 0:ac1725ba162c 40 AT_NOANSWER,
segundo 0:ac1725ba162c 41 AT_ERROR,
segundo 0:ac1725ba162c 42 AT_TIMEOUT,
segundo 0:ac1725ba162c 43 AT_BUSY,
segundo 0:ac1725ba162c 44 AT_PARSE,
segundo 0:ac1725ba162c 45 AT_INCOMPLETE,
segundo 0:ac1725ba162c 46 AT_OK = 0
segundo 0:ac1725ba162c 47 };
segundo 0:ac1725ba162c 48
segundo 0:ac1725ba162c 49 class ATIf : public SerialBuf
segundo 0:ac1725ba162c 50 {
segundo 0:ac1725ba162c 51 public:
segundo 0:ac1725ba162c 52
segundo 0:ac1725ba162c 53 ATIf();
segundo 0:ac1725ba162c 54 virtual ~ATIf();
segundo 0:ac1725ba162c 55
segundo 0:ac1725ba162c 56 #if 0
segundo 0:ac1725ba162c 57 template<class T>
segundo 0:ac1725ba162c 58 //void attachSignal( const char* sigName, T* pItem, bool (T::*pMethod)(ATIf*, bool, bool*) ); //Attach Signal ("Unsollicited response code" in Telit_AT_Reference_Guide.pdf) to an handler fn
segundo 0:ac1725ba162c 59 //Linker bug : Must be defined here :(
segundo 0:ac1725ba162c 60 void attachSignal( const char* sigName, T* pItem, bool (T::*pMethod)(ATIf*, bool, bool*) ) //Attach Signal ("Unsollicited response code" in Telit_AT_Reference_Guide.pdf) to an handler fn
segundo 0:ac1725ba162c 61 {
segundo 0:ac1725ba162c 62 ATSigHandler sig(sigName, (ATSigHandler::CDummy*)pItem, (bool (ATSigHandler::CDummy::*)(ATIf*, bool, bool*))pMethod);
segundo 0:ac1725ba162c 63 m_signals.push_back(sig);
segundo 0:ac1725ba162c 64 }
segundo 0:ac1725ba162c 65 void detachSignal( const char* sigName );
segundo 0:ac1725ba162c 66 #endif
segundo 0:ac1725ba162c 67
segundo 0:ac1725ba162c 68 ATErr open(Serial* pSerial); //Deactivate echo, etc
segundo 0:ac1725ba162c 69 #if NET_USB_SERIAL
segundo 0:ac1725ba162c 70 ATErr open(UsbSerial* pUsbSerial); //Deactivate echo, etc
segundo 0:ac1725ba162c 71 #endif
segundo 0:ac1725ba162c 72 ATErr close(); //Release port
segundo 0:ac1725ba162c 73
segundo 0:ac1725ba162c 74 int printf(const char* format, ... );
segundo 0:ac1725ba162c 75 int scanf(const char* format, ... );
segundo 0:ac1725ba162c 76 void setTimeout(int timeout); //used by scanf
segundo 0:ac1725ba162c 77 void setLineMode(bool lineMode); //Switch btw line & raw fns
segundo 0:ac1725ba162c 78 //void setSignals(bool signalsEnable);
segundo 0:ac1725ba162c 79 ATErr flushBuffer(); //Discard input buffer
segundo 0:ac1725ba162c 80 ATErr flushLine(int timeout); //Discard input buffer until CRLF is encountered
segundo 0:ac1725ba162c 81
segundo 0:ac1725ba162c 82 protected:
segundo 0:ac1725ba162c 83 //virtual bool onRead(); //Inherited from SerialBuf, return true if data is incomplete
segundo 0:ac1725ba162c 84 ATErr rawOpen(Serial* pSerial, int baudrate); //Simple open function for similar non-conforming protocols
segundo 0:ac1725ba162c 85
segundo 0:ac1725ba162c 86 public:
segundo 0:ac1725ba162c 87 /* ATErr command(const char* cmd, char* result, int resultLen, int timeout); */ //Kinda useless
segundo 0:ac1725ba162c 88 ATErr write(const char* cmd, bool lineMode = false);
segundo 0:ac1725ba162c 89 ATErr read(char* result, int resultMaxLen, int timeout, bool lineMode = false, int resultMinLen = 0);
segundo 0:ac1725ba162c 90 bool isOpen();
segundo 0:ac1725ba162c 91 ATErr checkOK(); //Helper fn to quickly check that OK has been returned
segundo 0:ac1725ba162c 92
segundo 0:ac1725ba162c 93 private:
segundo 0:ac1725ba162c 94 int readLine(char* line, int maxLen, int timeout); //Read a single line from serial port
segundo 0:ac1725ba162c 95 int writeLine(const char* line); //Write a single line to serial port
segundo 0:ac1725ba162c 96
segundo 0:ac1725ba162c 97 int readRaw(char* str, int maxLen, int timeout = 0, int minLen = 0); //Read from serial port in buf
segundo 0:ac1725ba162c 98 int writeRaw(const char* str); //Write directly to serial port
segundo 0:ac1725ba162c 99
segundo 0:ac1725ba162c 100 volatile int m_readTimeout;
segundo 0:ac1725ba162c 101 volatile bool m_lineMode;
segundo 0:ac1725ba162c 102 //bool m_signalsEnable;
segundo 0:ac1725ba162c 103 bool m_isOpen;
segundo 0:ac1725ba162c 104
segundo 0:ac1725ba162c 105 char* m_tmpBuf;
segundo 0:ac1725ba162c 106
segundo 0:ac1725ba162c 107 #if 0
segundo 0:ac1725ba162c 108 class ATSigHandler
segundo 0:ac1725ba162c 109 {
segundo 0:ac1725ba162c 110 class CDummy;
segundo 0:ac1725ba162c 111 public:
segundo 0:ac1725ba162c 112 ATSigHandler(const char* name, CDummy* cbObj, bool (CDummy::*cbMeth)(ATIf* pIf, bool beg, bool* pMoreData)) : m_cbObj(cbObj), m_cbMeth(cbMeth), m_name(name)
segundo 0:ac1725ba162c 113 {}
segundo 0:ac1725ba162c 114 protected:
segundo 0:ac1725ba162c 115 CDummy* m_cbObj;
segundo 0:ac1725ba162c 116 bool (CDummy::*m_cbMeth)(ATIf* pIf, bool beg, bool* pMoreData); //*pMoreData set to true if needs to read next line, beg = true if beginning of new code
segundo 0:ac1725ba162c 117 const char* m_name;
segundo 0:ac1725ba162c 118
segundo 0:ac1725ba162c 119 friend class ATIf;
segundo 0:ac1725ba162c 120 };
segundo 0:ac1725ba162c 121
segundo 0:ac1725ba162c 122 volatile ATSigHandler* m_pCurrentSignal; //Signal that asked more data
segundo 0:ac1725ba162c 123
segundo 0:ac1725ba162c 124 bool handleSignal(); //Returns true if signal has been handled
segundo 0:ac1725ba162c 125 list<ATSigHandler> m_signals;
segundo 0:ac1725ba162c 126 #endif
segundo 0:ac1725ba162c 127
segundo 0:ac1725ba162c 128 };
segundo 0:ac1725ba162c 129
segundo 0:ac1725ba162c 130 #endif