Ashley Mills / VodafoneUSBModem_bleedingedge2

local fork

Dependencies:   Socket USBHostWANDongle_bleedingedge lwip-sys lwip

Dependents:   Encrypted

Fork of VodafoneUSBModem_bleedingedge by Donatien Garnier

link/LinkMonitor.cpp@12:66dc2c8eba2d, 2012-07-11 (annotated)

Committer:
donatien
Date:
Wed Jul 11 21:25:03 2012 +0000
Revision:
12:66dc2c8eba2d
Child:
22:06fb2a93a1f6
Link Monitoring / Dual serial port support

Who changed what in which revision?

UserRevisionLine numberNew contents of line
donatien 12:66dc2c8eba2d 1 /* LinkMonitor.cpp */
donatien 12:66dc2c8eba2d 2 /*
donatien 12:66dc2c8eba2d 3 Copyright (C) 2012 ARM Limited.
donatien 12:66dc2c8eba2d 4
donatien 12:66dc2c8eba2d 5 Permission is hereby granted, free of charge, to any person obtaining a copy of
donatien 12:66dc2c8eba2d 6 this software and associated documentation files (the "Software"), to deal in
donatien 12:66dc2c8eba2d 7 the Software without restriction, including without limitation the rights to
donatien 12:66dc2c8eba2d 8 use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
donatien 12:66dc2c8eba2d 9 of the Software, and to permit persons to whom the Software is furnished to do
donatien 12:66dc2c8eba2d 10 so, subject to the following conditions:
donatien 12:66dc2c8eba2d 11
donatien 12:66dc2c8eba2d 12 The above copyright notice and this permission notice shall be included in all
donatien 12:66dc2c8eba2d 13 copies or substantial portions of the Software.
donatien 12:66dc2c8eba2d 14
donatien 12:66dc2c8eba2d 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
donatien 12:66dc2c8eba2d 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
donatien 12:66dc2c8eba2d 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
donatien 12:66dc2c8eba2d 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
donatien 12:66dc2c8eba2d 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
donatien 12:66dc2c8eba2d 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
donatien 12:66dc2c8eba2d 21 SOFTWARE.
donatien 12:66dc2c8eba2d 22 */
donatien 12:66dc2c8eba2d 23
donatien 12:66dc2c8eba2d 24 #define __DEBUG__ 0
donatien 12:66dc2c8eba2d 25 #ifndef __MODULE__
donatien 12:66dc2c8eba2d 26 #define __MODULE__ "LinkMonitor.cpp"
donatien 12:66dc2c8eba2d 27 #endif
donatien 12:66dc2c8eba2d 28
donatien 12:66dc2c8eba2d 29 #include "core/fwk.h"
donatien 12:66dc2c8eba2d 30
donatien 12:66dc2c8eba2d 31 #include "LinkMonitor.h"
donatien 12:66dc2c8eba2d 32
donatien 12:66dc2c8eba2d 33 #include <cstdio>
donatien 12:66dc2c8eba2d 34
donatien 12:66dc2c8eba2d 35 #define DEFAULT_TIMEOUT 10000
donatien 12:66dc2c8eba2d 36
donatien 12:66dc2c8eba2d 37 LinkMonitor::LinkMonitor(ATCommandsInterface* pIf) : m_pIf(pIf), m_rssi(0), m_registrationState(REGISTRATION_STATE_UNKNOWN), m_bearer(BEARER_UNKNOWN)
donatien 12:66dc2c8eba2d 38 {
donatien 12:66dc2c8eba2d 39
donatien 12:66dc2c8eba2d 40 }
donatien 12:66dc2c8eba2d 41
donatien 12:66dc2c8eba2d 42 int LinkMonitor::init()
donatien 12:66dc2c8eba2d 43 {
donatien 12:66dc2c8eba2d 44 return OK;
donatien 12:66dc2c8eba2d 45 }
donatien 12:66dc2c8eba2d 46
donatien 12:66dc2c8eba2d 47 /*virtual*/ int LinkMonitor::onNewATResponseLine(ATCommandsInterface* pInst, const char* line)
donatien 12:66dc2c8eba2d 48 {
donatien 12:66dc2c8eba2d 49 DBG("Line is %s", line);
donatien 12:66dc2c8eba2d 50 int v;
donatien 12:66dc2c8eba2d 51 if( sscanf(line, "+CREG: %*d,%d", &v) >= 1 ) //Reg state is valid
donatien 12:66dc2c8eba2d 52 {
donatien 12:66dc2c8eba2d 53 DBG("+CREG %d", v);
donatien 12:66dc2c8eba2d 54 switch( v )
donatien 12:66dc2c8eba2d 55 {
donatien 12:66dc2c8eba2d 56 case 0:
donatien 12:66dc2c8eba2d 57 m_registrationState = REGISTRATION_STATE_UNKNOWN;
donatien 12:66dc2c8eba2d 58 break;
donatien 12:66dc2c8eba2d 59 case 1:
donatien 12:66dc2c8eba2d 60 m_registrationState = REGISTRATION_STATE_HOME_NETWORK;
donatien 12:66dc2c8eba2d 61 break;
donatien 12:66dc2c8eba2d 62 case 2:
donatien 12:66dc2c8eba2d 63 m_registrationState = REGISTRATION_STATE_REGISTERING;
donatien 12:66dc2c8eba2d 64 break;
donatien 12:66dc2c8eba2d 65 case 3:
donatien 12:66dc2c8eba2d 66 m_registrationState = REGISTRATION_STATE_DENIED;
donatien 12:66dc2c8eba2d 67 break;
donatien 12:66dc2c8eba2d 68 case 4:
donatien 12:66dc2c8eba2d 69 m_registrationState = REGISTRATION_STATE_NO_SIGNAL;
donatien 12:66dc2c8eba2d 70 break;
donatien 12:66dc2c8eba2d 71 case 5:
donatien 12:66dc2c8eba2d 72 m_registrationState = REGISTRATION_STATE_ROAMING;
donatien 12:66dc2c8eba2d 73 break;
donatien 12:66dc2c8eba2d 74 default:
donatien 12:66dc2c8eba2d 75 m_registrationState = REGISTRATION_STATE_UNKNOWN;
donatien 12:66dc2c8eba2d 76 break;
donatien 12:66dc2c8eba2d 77 }
donatien 12:66dc2c8eba2d 78 }
donatien 12:66dc2c8eba2d 79 else if( sscanf(line, "+COPS: %*d,%*d,\"%*[^\"]\",%d", &v) >= 1 )
donatien 12:66dc2c8eba2d 80 {
donatien 12:66dc2c8eba2d 81 DBG("+COPS %d", v);
donatien 12:66dc2c8eba2d 82 switch( v )
donatien 12:66dc2c8eba2d 83 {
donatien 12:66dc2c8eba2d 84 case 0:
donatien 12:66dc2c8eba2d 85 m_bearer = BEARER_GSM;
donatien 12:66dc2c8eba2d 86 break;
donatien 12:66dc2c8eba2d 87 case 2:
donatien 12:66dc2c8eba2d 88 m_bearer = BEARER_UMTS;
donatien 12:66dc2c8eba2d 89 break;
donatien 12:66dc2c8eba2d 90 case 3:
donatien 12:66dc2c8eba2d 91 m_bearer = BEARER_EDGE;
donatien 12:66dc2c8eba2d 92 break;
donatien 12:66dc2c8eba2d 93 case 4: //HSDPA
donatien 12:66dc2c8eba2d 94 case 5: //HSUPA
donatien 12:66dc2c8eba2d 95 case 6: //HSDPA + HSUPA
donatien 12:66dc2c8eba2d 96 m_bearer = BEARER_HSPA;
donatien 12:66dc2c8eba2d 97 break;
donatien 12:66dc2c8eba2d 98 case 7:
donatien 12:66dc2c8eba2d 99 m_bearer = BEARER_LTE;
donatien 12:66dc2c8eba2d 100 break;
donatien 12:66dc2c8eba2d 101 case 1: //GSM Compact
donatien 12:66dc2c8eba2d 102 default:
donatien 12:66dc2c8eba2d 103 m_bearer = BEARER_UNKNOWN;
donatien 12:66dc2c8eba2d 104 break;
donatien 12:66dc2c8eba2d 105 }
donatien 12:66dc2c8eba2d 106 }
donatien 12:66dc2c8eba2d 107 else if( sscanf(line, "+CSQ: %d,%*d", &v) >= 1 )
donatien 12:66dc2c8eba2d 108 {
donatien 12:66dc2c8eba2d 109 DBG("+CSQ %d", v);
donatien 12:66dc2c8eba2d 110 if(v == 99) //Unknown
donatien 12:66dc2c8eba2d 111 {
donatien 12:66dc2c8eba2d 112 m_rssi = 0; //Unknown
donatien 12:66dc2c8eba2d 113 }
donatien 12:66dc2c8eba2d 114 else
donatien 12:66dc2c8eba2d 115 {
donatien 12:66dc2c8eba2d 116 m_rssi = -113 + 2*v;
donatien 12:66dc2c8eba2d 117 }
donatien 12:66dc2c8eba2d 118 }
donatien 12:66dc2c8eba2d 119 return OK;
donatien 12:66dc2c8eba2d 120 }
donatien 12:66dc2c8eba2d 121
donatien 12:66dc2c8eba2d 122 /*virtual*/ int LinkMonitor::onNewEntryPrompt(ATCommandsInterface* pInst)
donatien 12:66dc2c8eba2d 123 {
donatien 12:66dc2c8eba2d 124 return OK;
donatien 12:66dc2c8eba2d 125 }
donatien 12:66dc2c8eba2d 126
donatien 12:66dc2c8eba2d 127 int LinkMonitor::getState(int* pRssi, REGISTRATION_STATE* pRegistrationState, BEARER* pBearer)
donatien 12:66dc2c8eba2d 128 {
donatien 12:66dc2c8eba2d 129 m_rssi = 0;
donatien 12:66dc2c8eba2d 130 m_registrationState = REGISTRATION_STATE_UNKNOWN;
donatien 12:66dc2c8eba2d 131 m_bearer = BEARER_UNKNOWN;
donatien 12:66dc2c8eba2d 132 int ret = m_pIf->execute("AT+CREG=2;+CREG?;+CREG=0;+COPS?;+CSQ", this, NULL, DEFAULT_TIMEOUT); //Configure to get registration info & get it; get signal quality
donatien 12:66dc2c8eba2d 133 if(ret != OK)
donatien 12:66dc2c8eba2d 134 {
donatien 12:66dc2c8eba2d 135 return NET_PROTOCOL;
donatien 12:66dc2c8eba2d 136 }
donatien 12:66dc2c8eba2d 137 *pRssi = m_rssi;
donatien 12:66dc2c8eba2d 138 *pRegistrationState = m_registrationState;
donatien 12:66dc2c8eba2d 139 *pBearer = m_bearer;
donatien 12:66dc2c8eba2d 140 return OK;
donatien 12:66dc2c8eba2d 141 }