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NetServices/if/ppp/PPPNetIf.cpp@0:05ccbd4f84f1, 2013-12-02 (annotated)

Committer:
hendrikvincent
Date:
Mon Dec 02 09:01:23 2013 +0000
Revision:
0:05ccbd4f84f1
eerste programma;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hendrikvincent 0:05ccbd4f84f1 1
hendrikvincent 0:05ccbd4f84f1 2 /*
hendrikvincent 0:05ccbd4f84f1 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
hendrikvincent 0:05ccbd4f84f1 4
hendrikvincent 0:05ccbd4f84f1 5 Permission is hereby granted, free of charge, to any person obtaining a copy
hendrikvincent 0:05ccbd4f84f1 6 of this software and associated documentation files (the "Software"), to deal
hendrikvincent 0:05ccbd4f84f1 7 in the Software without restriction, including without limitation the rights
hendrikvincent 0:05ccbd4f84f1 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
hendrikvincent 0:05ccbd4f84f1 9 copies of the Software, and to permit persons to whom the Software is
hendrikvincent 0:05ccbd4f84f1 10 furnished to do so, subject to the following conditions:
hendrikvincent 0:05ccbd4f84f1 11
hendrikvincent 0:05ccbd4f84f1 12 The above copyright notice and this permission notice shall be included in
hendrikvincent 0:05ccbd4f84f1 13 all copies or substantial portions of the Software.
hendrikvincent 0:05ccbd4f84f1 14
hendrikvincent 0:05ccbd4f84f1 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
hendrikvincent 0:05ccbd4f84f1 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
hendrikvincent 0:05ccbd4f84f1 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
hendrikvincent 0:05ccbd4f84f1 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
hendrikvincent 0:05ccbd4f84f1 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
hendrikvincent 0:05ccbd4f84f1 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
hendrikvincent 0:05ccbd4f84f1 21 THE SOFTWARE.
hendrikvincent 0:05ccbd4f84f1 22 */
hendrikvincent 0:05ccbd4f84f1 23
hendrikvincent 0:05ccbd4f84f1 24 #include "PPPNetIf.h"
hendrikvincent 0:05ccbd4f84f1 25 #include "mbed.h"
hendrikvincent 0:05ccbd4f84f1 26 #include "ppp/ppp.h"
hendrikvincent 0:05ccbd4f84f1 27 #include "lwip/init.h"
hendrikvincent 0:05ccbd4f84f1 28 #include "lwip/sio.h"
hendrikvincent 0:05ccbd4f84f1 29
hendrikvincent 0:05ccbd4f84f1 30 #define __DEBUG
hendrikvincent 0:05ccbd4f84f1 31 #include "dbg/dbg.h"
hendrikvincent 0:05ccbd4f84f1 32
hendrikvincent 0:05ccbd4f84f1 33 #include "netCfg.h"
hendrikvincent 0:05ccbd4f84f1 34 #if NET_PPP
hendrikvincent 0:05ccbd4f84f1 35
hendrikvincent 0:05ccbd4f84f1 36 #define PPP_TIMEOUT 60000
hendrikvincent 0:05ccbd4f84f1 37
hendrikvincent 0:05ccbd4f84f1 38 #define BUF_SIZE 256
hendrikvincent 0:05ccbd4f84f1 39
hendrikvincent 0:05ccbd4f84f1 40 PPPNetIf::PPPNetIf(GPRSModem* pIf) : LwipNetIf(), m_pIf(pIf),/* m_open(false),*/ m_connected(false), m_status(PPP_DISCONNECTED), m_fd(0) //, m_id(0)
hendrikvincent 0:05ccbd4f84f1 41 {
hendrikvincent 0:05ccbd4f84f1 42 //FIXME: Check static refcount
hendrikvincent 0:05ccbd4f84f1 43 m_buf = new uint8_t[BUF_SIZE];
hendrikvincent 0:05ccbd4f84f1 44 }
hendrikvincent 0:05ccbd4f84f1 45
hendrikvincent 0:05ccbd4f84f1 46 PPPNetIf::~PPPNetIf()
hendrikvincent 0:05ccbd4f84f1 47 {
hendrikvincent 0:05ccbd4f84f1 48 delete[] m_buf;
hendrikvincent 0:05ccbd4f84f1 49 }
hendrikvincent 0:05ccbd4f84f1 50
hendrikvincent 0:05ccbd4f84f1 51 #if 0
hendrikvincent 0:05ccbd4f84f1 52 PPPErr PPPNetIf::open(Serial* pSerial)
hendrikvincent 0:05ccbd4f84f1 53 {
hendrikvincent 0:05ccbd4f84f1 54 GPRSErr err = m_pIf->open(pSerial);
hendrikvincent 0:05ccbd4f84f1 55 if(err)
hendrikvincent 0:05ccbd4f84f1 56 return PPP_MODEM;
hendrikvincent 0:05ccbd4f84f1 57 m_open = true;
hendrikvincent 0:05ccbd4f84f1 58 #if 0
hendrikvincent 0:05ccbd4f84f1 59 m_id = sioMgr::registerSerialIf(this);
hendrikvincent 0:05ccbd4f84f1 60 if(!m_id)
hendrikvincent 0:05ccbd4f84f1 61 {
hendrikvincent 0:05ccbd4f84f1 62 close();
hendrikvincent 0:05ccbd4f84f1 63 return PPP_CLOSED;
hendrikvincent 0:05ccbd4f84f1 64 }
hendrikvincent 0:05ccbd4f84f1 65 #endif
hendrikvincent 0:05ccbd4f84f1 66 return PPP_OK;
hendrikvincent 0:05ccbd4f84f1 67 }
hendrikvincent 0:05ccbd4f84f1 68 #endif
hendrikvincent 0:05ccbd4f84f1 69
hendrikvincent 0:05ccbd4f84f1 70
hendrikvincent 0:05ccbd4f84f1 71 PPPErr PPPNetIf::GPRSConnect(const char* apn, const char* userId, const char* password) //Connect using GPRS
hendrikvincent 0:05ccbd4f84f1 72 {
hendrikvincent 0:05ccbd4f84f1 73 LwipNetIf::init();
hendrikvincent 0:05ccbd4f84f1 74 pppInit();
hendrikvincent 0:05ccbd4f84f1 75 //TODO: Tell ATIf that we get ownership of the serial port
hendrikvincent 0:05ccbd4f84f1 76
hendrikvincent 0:05ccbd4f84f1 77 GPRSErr gprsErr;
hendrikvincent 0:05ccbd4f84f1 78 gprsErr = m_pIf->connect(apn);
hendrikvincent 0:05ccbd4f84f1 79 if(gprsErr)
hendrikvincent 0:05ccbd4f84f1 80 return PPP_NETWORK;
hendrikvincent 0:05ccbd4f84f1 81
hendrikvincent 0:05ccbd4f84f1 82 DBG("PPPNetIf: If Connected.\n");
hendrikvincent 0:05ccbd4f84f1 83
hendrikvincent 0:05ccbd4f84f1 84 if( userId == NULL )
hendrikvincent 0:05ccbd4f84f1 85 pppSetAuth(PPPAUTHTYPE_NONE, NULL, NULL);
hendrikvincent 0:05ccbd4f84f1 86 else
hendrikvincent 0:05ccbd4f84f1 87 pppSetAuth(PPPAUTHTYPE_PAP, userId, password); //TODO: Allow CHAP as well
hendrikvincent 0:05ccbd4f84f1 88
hendrikvincent 0:05ccbd4f84f1 89 DBG("PPPNetIf: Set Auth.\n");
hendrikvincent 0:05ccbd4f84f1 90
hendrikvincent 0:05ccbd4f84f1 91 //wait(1.);
hendrikvincent 0:05ccbd4f84f1 92
hendrikvincent 0:05ccbd4f84f1 93 //m_pIf->flushBuffer(); //Flush buffer before passing serial port to PPP
hendrikvincent 0:05ccbd4f84f1 94
hendrikvincent 0:05ccbd4f84f1 95 m_status = PPP_CONNECTING;
hendrikvincent 0:05ccbd4f84f1 96 DBG("m_pIf = %p\n", m_pIf);
hendrikvincent 0:05ccbd4f84f1 97 int res = pppOverSerialOpen((void*)m_pIf, sPppCallback, (void*)this);
hendrikvincent 0:05ccbd4f84f1 98 DBG("PPP connected\n");
hendrikvincent 0:05ccbd4f84f1 99 if(res<0)
hendrikvincent 0:05ccbd4f84f1 100 {
hendrikvincent 0:05ccbd4f84f1 101 disconnect();
hendrikvincent 0:05ccbd4f84f1 102 return PPP_PROTOCOL;
hendrikvincent 0:05ccbd4f84f1 103 }
hendrikvincent 0:05ccbd4f84f1 104
hendrikvincent 0:05ccbd4f84f1 105 DBG("PPPNetIf: PPP Started with res = %d.\n", res);
hendrikvincent 0:05ccbd4f84f1 106
hendrikvincent 0:05ccbd4f84f1 107 m_fd = res;
hendrikvincent 0:05ccbd4f84f1 108 m_connected = true;
hendrikvincent 0:05ccbd4f84f1 109 Timer t;
hendrikvincent 0:05ccbd4f84f1 110 t.start();
hendrikvincent 0:05ccbd4f84f1 111 while( m_status == PPP_CONNECTING ) //Wait for callback
hendrikvincent 0:05ccbd4f84f1 112 {
hendrikvincent 0:05ccbd4f84f1 113 poll();
hendrikvincent 0:05ccbd4f84f1 114 if(t.read_ms()>PPP_TIMEOUT)
hendrikvincent 0:05ccbd4f84f1 115 {
hendrikvincent 0:05ccbd4f84f1 116 DBG("PPPNetIf: Timeout.\n");
hendrikvincent 0:05ccbd4f84f1 117 disconnect();
hendrikvincent 0:05ccbd4f84f1 118 return PPP_PROTOCOL;
hendrikvincent 0:05ccbd4f84f1 119 }
hendrikvincent 0:05ccbd4f84f1 120 }
hendrikvincent 0:05ccbd4f84f1 121
hendrikvincent 0:05ccbd4f84f1 122 DBG("PPPNetIf: Callback returned.\n");
hendrikvincent 0:05ccbd4f84f1 123
hendrikvincent 0:05ccbd4f84f1 124 if( m_status == PPP_DISCONNECTED )
hendrikvincent 0:05ccbd4f84f1 125 {
hendrikvincent 0:05ccbd4f84f1 126 disconnect();
hendrikvincent 0:05ccbd4f84f1 127 return PPP_PROTOCOL;
hendrikvincent 0:05ccbd4f84f1 128 }
hendrikvincent 0:05ccbd4f84f1 129
hendrikvincent 0:05ccbd4f84f1 130 return PPP_OK;
hendrikvincent 0:05ccbd4f84f1 131
hendrikvincent 0:05ccbd4f84f1 132 }
hendrikvincent 0:05ccbd4f84f1 133
hendrikvincent 0:05ccbd4f84f1 134 PPPErr PPPNetIf::ATConnect(const char* number) //Connect using a "classic" voice modem or GSM
hendrikvincent 0:05ccbd4f84f1 135 {
hendrikvincent 0:05ccbd4f84f1 136 //TODO: IMPL
hendrikvincent 0:05ccbd4f84f1 137 return PPP_MODEM;
hendrikvincent 0:05ccbd4f84f1 138 }
hendrikvincent 0:05ccbd4f84f1 139
hendrikvincent 0:05ccbd4f84f1 140 PPPErr PPPNetIf::disconnect()
hendrikvincent 0:05ccbd4f84f1 141 {
hendrikvincent 0:05ccbd4f84f1 142 if(m_fd)
hendrikvincent 0:05ccbd4f84f1 143 pppClose(m_fd); //0 if ok, else should gen a WARN
hendrikvincent 0:05ccbd4f84f1 144 m_connected = false;
hendrikvincent 0:05ccbd4f84f1 145
hendrikvincent 0:05ccbd4f84f1 146 m_pIf->flushBuffer();
hendrikvincent 0:05ccbd4f84f1 147 m_pIf->printf("+++\r\n");
hendrikvincent 0:05ccbd4f84f1 148 wait(.5);
hendrikvincent 0:05ccbd4f84f1 149 m_pIf->flushBuffer();
hendrikvincent 0:05ccbd4f84f1 150
hendrikvincent 0:05ccbd4f84f1 151 GPRSErr gprsErr;
hendrikvincent 0:05ccbd4f84f1 152 gprsErr = m_pIf->disconnect();
hendrikvincent 0:05ccbd4f84f1 153 if(gprsErr)
hendrikvincent 0:05ccbd4f84f1 154 return PPP_NETWORK;
hendrikvincent 0:05ccbd4f84f1 155
hendrikvincent 0:05ccbd4f84f1 156 return PPP_OK;
hendrikvincent 0:05ccbd4f84f1 157 }
hendrikvincent 0:05ccbd4f84f1 158
hendrikvincent 0:05ccbd4f84f1 159 #if 0
hendrikvincent 0:05ccbd4f84f1 160 PPPErr PPPNetIf::close()
hendrikvincent 0:05ccbd4f84f1 161 {
hendrikvincent 0:05ccbd4f84f1 162 GPRSErr err = m_pIf->close();
hendrikvincent 0:05ccbd4f84f1 163 if(err)
hendrikvincent 0:05ccbd4f84f1 164 return PPP_MODEM;
hendrikvincent 0:05ccbd4f84f1 165 m_open = false;
hendrikvincent 0:05ccbd4f84f1 166 return PPP_OK;
hendrikvincent 0:05ccbd4f84f1 167 }
hendrikvincent 0:05ccbd4f84f1 168 #endif
hendrikvincent 0:05ccbd4f84f1 169
hendrikvincent 0:05ccbd4f84f1 170
hendrikvincent 0:05ccbd4f84f1 171 #if 0
hendrikvincent 0:05ccbd4f84f1 172 //We have to use :
hendrikvincent 0:05ccbd4f84f1 173
hendrikvincent 0:05ccbd4f84f1 174 /** Pass received raw characters to PPPoS to be decoded. This function is
hendrikvincent 0:05ccbd4f84f1 175 * thread-safe and can be called from a dedicated RX-thread or from a main-loop.
hendrikvincent 0:05ccbd4f84f1 176 *
hendrikvincent 0:05ccbd4f84f1 177 * @param pd PPP descriptor index, returned by pppOpen()
hendrikvincent 0:05ccbd4f84f1 178 * @param data received data
hendrikvincent 0:05ccbd4f84f1 179 * @param len length of received data
hendrikvincent 0:05ccbd4f84f1 180 */
hendrikvincent 0:05ccbd4f84f1 181 void
hendrikvincent 0:05ccbd4f84f1 182 pppos_input(int pd, u_char* data, int len)
hendrikvincent 0:05ccbd4f84f1 183 {
hendrikvincent 0:05ccbd4f84f1 184 pppInProc(&pppControl[pd].rx, data, len);
hendrikvincent 0:05ccbd4f84f1 185 }
hendrikvincent 0:05ccbd4f84f1 186 #endif
hendrikvincent 0:05ccbd4f84f1 187
hendrikvincent 0:05ccbd4f84f1 188 void PPPNetIf::poll()
hendrikvincent 0:05ccbd4f84f1 189 {
hendrikvincent 0:05ccbd4f84f1 190 if(!m_connected)
hendrikvincent 0:05ccbd4f84f1 191 return;
hendrikvincent 0:05ccbd4f84f1 192 LwipNetIf::poll();
hendrikvincent 0:05ccbd4f84f1 193 //static u8_t buf[128];
hendrikvincent 0:05ccbd4f84f1 194 int len;
hendrikvincent 0:05ccbd4f84f1 195 do
hendrikvincent 0:05ccbd4f84f1 196 {
hendrikvincent 0:05ccbd4f84f1 197 len = sio_tryread((sio_fd_t) m_pIf, m_buf, BUF_SIZE);
hendrikvincent 0:05ccbd4f84f1 198 if(len > 0)
hendrikvincent 0:05ccbd4f84f1 199 pppos_input(m_fd, m_buf, len);
hendrikvincent 0:05ccbd4f84f1 200 } while(len>0);
hendrikvincent 0:05ccbd4f84f1 201 }
hendrikvincent 0:05ccbd4f84f1 202
hendrikvincent 0:05ccbd4f84f1 203 //Link Callback
hendrikvincent 0:05ccbd4f84f1 204 void PPPNetIf::pppCallback(int errCode, void *arg)
hendrikvincent 0:05ccbd4f84f1 205 {
hendrikvincent 0:05ccbd4f84f1 206 switch ( errCode )
hendrikvincent 0:05ccbd4f84f1 207 {
hendrikvincent 0:05ccbd4f84f1 208 //No error
hendrikvincent 0:05ccbd4f84f1 209 case PPPERR_NONE:
hendrikvincent 0:05ccbd4f84f1 210 {
hendrikvincent 0:05ccbd4f84f1 211 struct ppp_addrs* addrs = (struct ppp_addrs*) arg;
hendrikvincent 0:05ccbd4f84f1 212 m_ip = IpAddr(&(addrs->our_ipaddr)); //Set IP
hendrikvincent 0:05ccbd4f84f1 213 }
hendrikvincent 0:05ccbd4f84f1 214 m_status = PPP_CONNECTED;
hendrikvincent 0:05ccbd4f84f1 215 break;
hendrikvincent 0:05ccbd4f84f1 216 default:
hendrikvincent 0:05ccbd4f84f1 217 //Disconnected
hendrikvincent 0:05ccbd4f84f1 218 DBG("PPPNetIf: Callback errCode = %d.\n", errCode);
hendrikvincent 0:05ccbd4f84f1 219 m_status = PPP_DISCONNECTED;
hendrikvincent 0:05ccbd4f84f1 220 break;
hendrikvincent 0:05ccbd4f84f1 221 }
hendrikvincent 0:05ccbd4f84f1 222 }
hendrikvincent 0:05ccbd4f84f1 223
hendrikvincent 0:05ccbd4f84f1 224 #endif