Dirk-Willem van Gulik (NXP/mbed)
Example self-announcing webserver which controls a servo through a smallHTML userinterface.
if/ppp/PPPNetIf.h@0:a259777c45a3, 2010-08-14 (annotated)
- Committer:
- dirkx
- Date:
- Sat Aug 14 15:56:01 2010 +0000
- Revision:
- 0:a259777c45a3
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| dirkx | 0:a259777c45a3 | 1 | |
| dirkx | 0:a259777c45a3 | 2 | /* |
| dirkx | 0:a259777c45a3 | 3 | Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com) |
| dirkx | 0:a259777c45a3 | 4 | |
| dirkx | 0:a259777c45a3 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy |
| dirkx | 0:a259777c45a3 | 6 | of this software and associated documentation files (the "Software"), to deal |
| dirkx | 0:a259777c45a3 | 7 | in the Software without restriction, including without limitation the rights |
| dirkx | 0:a259777c45a3 | 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| dirkx | 0:a259777c45a3 | 9 | copies of the Software, and to permit persons to whom the Software is |
| dirkx | 0:a259777c45a3 | 10 | furnished to do so, subject to the following conditions: |
| dirkx | 0:a259777c45a3 | 11 | |
| dirkx | 0:a259777c45a3 | 12 | The above copyright notice and this permission notice shall be included in |
| dirkx | 0:a259777c45a3 | 13 | all copies or substantial portions of the Software. |
| dirkx | 0:a259777c45a3 | 14 | |
| dirkx | 0:a259777c45a3 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| dirkx | 0:a259777c45a3 | 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| dirkx | 0:a259777c45a3 | 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| dirkx | 0:a259777c45a3 | 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| dirkx | 0:a259777c45a3 | 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| dirkx | 0:a259777c45a3 | 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| dirkx | 0:a259777c45a3 | 21 | THE SOFTWARE. |
| dirkx | 0:a259777c45a3 | 22 | */ |
| dirkx | 0:a259777c45a3 | 23 | |
| dirkx | 0:a259777c45a3 | 24 | //This is a NetServer-like backend for PPP, using lwIP |
| dirkx | 0:a259777c45a3 | 25 | |
| dirkx | 0:a259777c45a3 | 26 | #ifndef PPPNETIF_H |
| dirkx | 0:a259777c45a3 | 27 | #define PPPNETIF_H |
| dirkx | 0:a259777c45a3 | 28 | |
| dirkx | 0:a259777c45a3 | 29 | #include "mbed.h" |
| dirkx | 0:a259777c45a3 | 30 | |
| dirkx | 0:a259777c45a3 | 31 | //For now, only a GPRS Modem is supported, |
| dirkx | 0:a259777c45a3 | 32 | //but we could easily split this class into a base class + two derived classes |
| dirkx | 0:a259777c45a3 | 33 | // (PPP over GPRS + PPP over Serial Modem) |
| dirkx | 0:a259777c45a3 | 34 | #include "drv/gprs/GPRSModem.h" |
| dirkx | 0:a259777c45a3 | 35 | #include "if/lwip/LwipNetIf.h" |
| dirkx | 0:a259777c45a3 | 36 | |
| dirkx | 0:a259777c45a3 | 37 | enum PPPErr |
| dirkx | 0:a259777c45a3 | 38 | { |
| dirkx | 0:a259777c45a3 | 39 | __PPP_MIN = -0xFFFF, |
| dirkx | 0:a259777c45a3 | 40 | PPP_MODEM, //ATErr returned |
| dirkx | 0:a259777c45a3 | 41 | PPP_NETWORK, |
| dirkx | 0:a259777c45a3 | 42 | PPP_PROTOCOL, |
| dirkx | 0:a259777c45a3 | 43 | PPP_CLOSED, |
| dirkx | 0:a259777c45a3 | 44 | PPP_OK = 0 |
| dirkx | 0:a259777c45a3 | 45 | }; |
| dirkx | 0:a259777c45a3 | 46 | |
| dirkx | 0:a259777c45a3 | 47 | enum PPPStatus |
| dirkx | 0:a259777c45a3 | 48 | { |
| dirkx | 0:a259777c45a3 | 49 | PPP_CONNECTING, |
| dirkx | 0:a259777c45a3 | 50 | PPP_CONNECTED, |
| dirkx | 0:a259777c45a3 | 51 | PPP_DISCONNECTED, |
| dirkx | 0:a259777c45a3 | 52 | }; |
| dirkx | 0:a259777c45a3 | 53 | |
| dirkx | 0:a259777c45a3 | 54 | class PPPNetIf : public LwipNetIf |
| dirkx | 0:a259777c45a3 | 55 | { |
| dirkx | 0:a259777c45a3 | 56 | public: |
| dirkx | 0:a259777c45a3 | 57 | PPPNetIf(GPRSModem* pIf); |
| dirkx | 0:a259777c45a3 | 58 | virtual ~PPPNetIf(); |
| dirkx | 0:a259777c45a3 | 59 | |
| dirkx | 0:a259777c45a3 | 60 | #if 0 |
| dirkx | 0:a259777c45a3 | 61 | PPPErr open(Serial* pSerial); |
| dirkx | 0:a259777c45a3 | 62 | #endif |
| dirkx | 0:a259777c45a3 | 63 | |
| dirkx | 0:a259777c45a3 | 64 | PPPErr GPRSConnect(const char* apn, const char* userId, const char* password); //Connect using GPRS |
| dirkx | 0:a259777c45a3 | 65 | PPPErr ATConnect(const char* number); //Connect using a "classic" voice modem or GSM |
| dirkx | 0:a259777c45a3 | 66 | |
| dirkx | 0:a259777c45a3 | 67 | virtual void poll(); |
| dirkx | 0:a259777c45a3 | 68 | |
| dirkx | 0:a259777c45a3 | 69 | PPPErr disconnect(); |
| dirkx | 0:a259777c45a3 | 70 | |
| dirkx | 0:a259777c45a3 | 71 | #if 0 |
| dirkx | 0:a259777c45a3 | 72 | PPPErr close(); |
| dirkx | 0:a259777c45a3 | 73 | #endif |
| dirkx | 0:a259777c45a3 | 74 | |
| dirkx | 0:a259777c45a3 | 75 | protected: |
| dirkx | 0:a259777c45a3 | 76 | GPRSModem* m_pIf; |
| dirkx | 0:a259777c45a3 | 77 | |
| dirkx | 0:a259777c45a3 | 78 | private: |
| dirkx | 0:a259777c45a3 | 79 | void pppCallback(int errCode, void *arg); |
| dirkx | 0:a259777c45a3 | 80 | |
| dirkx | 0:a259777c45a3 | 81 | static void sPppCallback(void *ctx, int errCode, void *arg) //Callback from ppp.c |
| dirkx | 0:a259777c45a3 | 82 | { return ((PPPNetIf*)ctx)->pppCallback(errCode, arg); } |
| dirkx | 0:a259777c45a3 | 83 | |
| dirkx | 0:a259777c45a3 | 84 | bool m_connected; |
| dirkx | 0:a259777c45a3 | 85 | /*bool m_open;*/ |
| dirkx | 0:a259777c45a3 | 86 | volatile PPPStatus m_status; |
| dirkx | 0:a259777c45a3 | 87 | volatile int m_fd; //PPP Session descriptor |
| dirkx | 0:a259777c45a3 | 88 | |
| dirkx | 0:a259777c45a3 | 89 | //int m_id; |
| dirkx | 0:a259777c45a3 | 90 | |
| dirkx | 0:a259777c45a3 | 91 | uint8_t* m_buf; |
| dirkx | 0:a259777c45a3 | 92 | |
| dirkx | 0:a259777c45a3 | 93 | }; |
| dirkx | 0:a259777c45a3 | 94 | |
| dirkx | 0:a259777c45a3 | 95 | #endif |