Axeda Corp
/
AxedaGo-ubloxC027
Axeda demo software for u-blox C027 (GSM)
Diff: C027_Support/MDM.cpp
- Revision:
- 0:a725e8eab383
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/C027_Support/MDM.cpp Mon Aug 11 19:02:42 2014 +0000 @@ -0,0 +1,1671 @@ +#include "mbed.h" +#include "MDM.h" +#ifdef TARGET_UBLOX_C027 + #include "C027_api.h" +#endif +#include "MDMAPN.h" + +#define PROFILE "0" //!< this is the psd profile used +#define MAX_SIZE 128 //!< max expected messages +// num sockets +#define NUMSOCKETS (sizeof(_sockets)/sizeof(*_sockets)) +//! test if it is a socket is ok to use +#define ISSOCKET(s) (((s) >= 0) && ((s) < NUMSOCKETS) && (_sockets[s].handle != SOCKET_ERROR)) +//! check for timeout +#define TIMEOUT(t, ms) ((ms != TIMEOUT_BLOCKING) && (ms < t.read_ms())) +//! registration ok check helper +#define REG_OK(r) ((r == REG_HOME) || (r == REG_ROAMING)) +//! registration done check helper (no need to poll further) +#define REG_DONE(r) ((r == REG_HOME) || (r == REG_ROAMING) || (r == REG_DENIED)) +//! helper to make sure that lock unlock pair is always balaced +#define LOCK() { lock() +//! helper to make sure that lock unlock pair is always balaced +#define UNLOCK() } unlock() + +#ifdef MDM_DEBUG + #if 1 // colored terminal output using ANSI escape sequences + #define COL(c) "\033[" c + #else + #define COL(c) + #endif + #define DEF COL("39m") + #define BLA COL("30m") + #define RED COL("31m") + #define GRE COL("32m") + #define YEL COL("33m") + #define BLU COL("34m") + #define MAG COL("35m") + #define CYA COL("36m") + #define WHY COL("37m") + +void dumpAtCmd(const char* buf, int len) +{ + ::printf(" %3d \"", len); + while (len --) { + char ch = *buf++; + if ((ch > 0x1F) && (ch != 0x7F)) { // is printable + if (ch == '%') ::printf("%%"); + else if (ch == '"') ::printf("\\\""); + else if (ch == '\\') ::printf("\\\\"); + else putchar(ch); + } else { + if (ch == '\a') ::printf("\\a"); // BEL (0x07) + else if (ch == '\b') ::printf("\\b"); // Backspace (0x08) + else if (ch == '\t') ::printf("\\t"); // Horizontal Tab (0x09) + else if (ch == '\n') ::printf("\\n"); // Linefeed (0x0A) + else if (ch == '\v') ::printf("\\v"); // Vertical Tab (0x0B) + else if (ch == '\f') ::printf("\\f"); // Formfeed (0x0C) + else if (ch == '\r') ::printf("\\r"); // Carriage Return (0x0D) + else ::printf("\\x%02x", (unsigned char)ch); + } + } + ::printf("\"\r\n"); +} + + #define ERROR(...) (_debugLevel < 0) ? : ::printf(RED), ::printf(__VA_ARGS__), ::printf(DEF) + #define TEST(...) ::printf(CYA), ::printf(__VA_ARGS__), ::printf(DEF) + #define INFO(...) (_debugLevel < 1) ? : ::printf(GRE), ::printf(__VA_ARGS__), ::printf(DEF) + #define TRACE(...) (_debugLevel < 2) ? : ::printf(__VA_ARGS__) + +#else + + #define ERROR(...) (void)0 // no tracing + #define TEST(...) (void)0 // no tracing + #define INFO(...) (void)0 // no tracing + #define TRACE(...) (void)0 // no tracing + +#endif + +MDMParser* MDMParser::inst; + +MDMParser::MDMParser(void) +{ + inst = this; + memset(&_dev, 0, sizeof(_dev)); + memset(&_net, 0, sizeof(_net)); + _net.lac = 0xFFFF; + _net.ci = 0xFFFFFFFF; + _ip = NOIP; + _init = false; + memset(_sockets, 0, sizeof(_sockets)); + for (int socket = 0; socket < NUMSOCKETS; socket ++) + _sockets[socket].handle = SOCKET_ERROR; +#ifdef MDM_DEBUG + _debugLevel = 1; + _debugTime.start(); +#endif +} + +int MDMParser::send(const char* buf, int len) +{ +#ifdef MDM_DEBUG + if (_debugLevel >= 3) { + ::printf("%10.3f AT send ", _debugTime.read_ms()*0.001); + dumpAtCmd(buf,len); + } +#endif + return _send(buf, len); +} + +int MDMParser::sendFormated(const char* format, ...) { + char buf[MAX_SIZE]; + va_list args; + va_start(args, format); + int len = vsnprintf(buf,sizeof(buf), format, args); + va_end(args); + return send(buf, len); +} + +int MDMParser::waitFinalResp(_CALLBACKPTR cb /* = NULL*/, + void* param /* = NULL*/, + int timeout_ms /*= 5000*/) +{ + char buf[MAX_SIZE + 64 /* add some more space for framing */]; + Timer timer; + timer.start(); + do { + int ret = getLine(buf, sizeof(buf)); +#ifdef MDM_DEBUG + if ((_debugLevel >= 3) && (ret != WAIT) && (ret != NOT_FOUND)) + { + int len = LENGTH(ret); + int type = TYPE(ret); + const char* s = (type == TYPE_UNKNOWN)? YEL "UNK" DEF : + (type == TYPE_TEXT) ? MAG "TXT" DEF : + (type == TYPE_OK ) ? GRE "OK " DEF : + (type == TYPE_ERROR) ? RED "ERR" DEF : + (type == TYPE_PLUS) ? CYA " + " DEF : + (type == TYPE_PROMPT) ? BLU " > " DEF : + "..." ; + ::printf("%10.3f AT read %s", _debugTime.read_ms()*0.001, s); + dumpAtCmd(buf, len); + } +#endif + if ((ret != WAIT) && (ret != NOT_FOUND)) + { + int type = TYPE(ret); + // handle unsolicited commands here + if (type == TYPE_PLUS) { + const char* cmd = buf+3; + int a, b, c, d, r; + char s[32]; + + // SMS Command --------------------------------- + // +CNMI: <mem>,<index> + if (sscanf(cmd, "CMTI: \"%*[^\"]\",%d", &a) == 1) { + TRACE("New SMS at index %d\r\n", a); + // Socket Specific Command --------------------------------- + // +UUSORD: <socket>,<length> + } else if ((sscanf(cmd, "UUSORD: %d,%d", &a, &b) == 2)) { + int socket = _findSocket(a); + TRACE("Socket %d: handle %d has %d bytes pending\r\n", socket, a, b); + if (socket != SOCKET_ERROR) + _sockets[socket].pending = b; + // +UUSORF: <socket>,<length> + } else if ((sscanf(cmd, "UUSORF: %d,%d", &a, &b) == 2)) { + int socket = _findSocket(a); + TRACE("Socket %d: handle %d has %d bytes pending\r\n", socket, a, b); + if (socket != SOCKET_ERROR) + _sockets[socket].pending = b; + // +UUSOCL: <socket> + } else if ((sscanf(cmd, "UUSOCL: %d", &a) == 1)) { + int socket = _findSocket(a); + TRACE("Socket %d: handle %d closed by remote host\r\n", socket, a); + if ((socket != SOCKET_ERROR) && _sockets[socket].connected) + _sockets[socket].connected = false; + } + if (_dev.dev == DEV_LISA_C200) { + // CDMA Specific ------------------------------------------- + // +CREG: <n><SID>,<NID>,<stat> + if (sscanf(cmd, "CREG: %*d,%d,%d,%d",&a,&b,&c) == 3) { + // _net.sid = a; + // _net.nid = b; + if (c == 0) _net.csd = REG_NONE; // not registered, home network + else if (c == 1) _net.csd = REG_HOME; // registered, home network + else if (c == 2) _net.csd = REG_NONE; // not registered, but MT is currently searching a new operator to register to + else if (c == 3) _net.csd = REG_DENIED; // registration denied + else if (c == 5) _net.csd = REG_ROAMING; // registered, roaming + _net.psd = _net.csd; // fake PSD registration (CDMA is always registered) + _net.act = ACT_CDMA; + // +CSS: <mode>[,<format>,<oper>[,<AcT>]] + } else if (sscanf(cmd, "CSS %*c,%2s,%*d",s) == 1) { + //_net.reg = (strcmp("Z", s) == 0) ? REG_UNKNOWN : REG_HOME; + } + } else { + // GSM/UMTS Specific ------------------------------------------- + // +UUPSDD: <profile_id> + if (sscanf(cmd, "UUPSDD: %d",&a) == 1) { + if (*PROFILE == a) _ip = NOIP; + } else { + // +CREG|CGREG: <n>,<stat>[,<lac>,<ci>[,AcT[,<rac>]]] // reply to AT+CREG|AT+CGREG + // +CREG|CGREG: <stat>[,<lac>,<ci>[,AcT[,<rac>]]] // URC + b = 0xFFFF; c = 0xFFFFFFFF; d = -1; + r = sscanf(cmd, "%s %*d,%d,\"%X\",\"%X\",%d",s,&a,&b,&c,&d); + if (r <= 1) + r = sscanf(cmd, "%s %d,\"%X\",\"%X\",%d",s,&a,&b,&c,&d); + if (r >= 2) { + Reg *reg = !strcmp(s, "CREG:") ? &_net.csd : + !strcmp(s, "CGREG:") ? &_net.psd : NULL; + if (reg) { + // network status + if (a == 0) *reg = REG_NONE; // 0: not registered, home network + else if (a == 1) *reg = REG_HOME; // 1: registered, home network + else if (a == 2) *reg = REG_NONE; // 2: not registered, but MT is currently searching a new operator to register to + else if (a == 3) *reg = REG_DENIED; // 3: registration denied + else if (a == 4) *reg = REG_UNKNOWN; // 4: unknown + else if (a == 5) *reg = REG_ROAMING; // 5: registered, roaming + if ((r >= 3) && (b != 0xFFFF)) _net.lac = b; // location area code + if ((r >= 4) && (c != 0xFFFFFFFF)) _net.ci = c; // cell ID + // access technology + if (r >= 5) { + if (d == 0) _net.act = ACT_GSM; // 0: GSM + else if (d == 1) _net.act = ACT_GSM; // 1: GSM COMPACT + else if (d == 2) _net.act = ACT_UTRAN; // 2: UTRAN + else if (d == 3) _net.act = ACT_EDGE; // 3: GSM with EDGE availability + else if (d == 4) _net.act = ACT_UTRAN; // 4: UTRAN with HSDPA availability + else if (d == 5) _net.act = ACT_UTRAN; // 5: UTRAN with HSUPA availability + else if (d == 6) _net.act = ACT_UTRAN; // 6: UTRAN with HSDPA and HSUPA availability + } + } + } + } + } + } + if (cb) { + int len = LENGTH(ret); + int ret = cb(type, buf, len, param); + if (WAIT != ret) + return ret; + } + if (type == TYPE_OK) + return RESP_OK; + if (type == TYPE_ERROR) + return RESP_ERROR; + if (type == TYPE_PROMPT) + return RESP_PROMPT; + } + // relax a bit + wait_ms(10); + } + while (!TIMEOUT(timer, timeout_ms)); + return WAIT; +} + +int MDMParser::_cbString(int type, const char* buf, int len, char* str) +{ + if (str && (type == TYPE_UNKNOWN)) { + if (sscanf(buf, "\r\n%s\r\n", str) == 1) + /*nothing*/; + } + return WAIT; +} + +int MDMParser::_cbInt(int type, const char* buf, int len, int* val) +{ + if (val && (type == TYPE_UNKNOWN)) { + if (sscanf(buf, "\r\n%d\r\n", val) == 1) + /*nothing*/; + } + return WAIT; +} + +// ---------------------------------------------------------------- + +bool MDMParser::connect( + const char* simpin, + const char* apn, const char* username, + const char* password, Auth auth, + PinName pn) +{ + bool ok = init(simpin, NULL, pn); +#ifdef MDM_DEBUG + if (_debugLevel >= 1) dumpDevStatus(&_dev); +#endif + if (!ok) + return false; + ok = registerNet(); +#ifdef MDM_DEBUG + if (_debugLevel >= 1) dumpNetStatus(&_net); +#endif + if (!ok) + return false; + IP ip = join(apn,username,password,auth); +#ifdef MDM_DEBUG + if (_debugLevel >= 1) dumpIp(ip); +#endif + if (ip == NOIP) + return false; + return true; +} + +bool MDMParser::init(const char* simpin, DevStatus* status, PinName pn) +{ + int i = 10; + LOCK(); + memset(&_dev, 0, sizeof(_dev)); + if (pn != NC) { + INFO("Modem::wakeup\r\n"); + DigitalOut pin(pn, 1); + while (i--) { + // SARA-U2/LISA-U2 50..80us + pin = 0; ::wait_us(50); + pin = 1; ::wait_ms(10); + + // SARA-G35 >5ms, LISA-C2 > 150ms, LEON-G2 >5ms + pin = 0; ::wait_ms(150); + pin = 1; ::wait_ms(100); + + // purge any messages + purge(); + + // check interface + sendFormated("AT\r\n"); + int r = waitFinalResp(NULL,NULL,1000); + if(RESP_OK == r) break; + } + if (i < 0) { + ERROR("No Reply from Modem\r\n"); + goto failure; + } + } + _init = true; + + INFO("Modem::init\r\n"); + // echo off + sendFormated("AT E0\r\n"); + if(RESP_OK != waitFinalResp()) + goto failure; + // enable verbose error messages + sendFormated("AT+CMEE=2\r\n"); + if(RESP_OK != waitFinalResp()) + goto failure; + // set baud rate + sendFormated("AT+IPR=115200\r\n"); + if (RESP_OK != waitFinalResp()) + goto failure; + wait_ms(40); + // identify the module + sendFormated("ATI\r\n"); + if (RESP_OK != waitFinalResp(_cbATI, &_dev.dev)) + goto failure; + if (_dev.dev == DEV_UNKNOWN) + goto failure; + // device specific init + if (_dev.dev == DEV_LISA_C200) { + // get the manufacturer + sendFormated("AT+GMI\r\n"); + if (RESP_OK != waitFinalResp(_cbString, _dev.manu)) + goto failure; + // get the model identification + sendFormated("AT+GMM\r\n"); + if (RESP_OK != waitFinalResp(_cbString, _dev.model)) + goto failure; + // get the sw version + sendFormated("AT+GMR\r\n"); + if (RESP_OK != waitFinalResp(_cbString, _dev.ver)) + goto failure; + // get the pseudo ESN or MEID + sendFormated("AT+GSN\r\n"); + if (RESP_OK != waitFinalResp(_cbString, _dev.meid)) + goto failure; +#if 0 + // enable power saving + if (_dev.lpm != LPM_DISABLED) { + // enable power saving (requires flow control, cts at least) + sendFormated("AT+UPSV=1,1280\r\n"); + if (RESP_OK != waitFinalResp()) + goto failure; + _dev.lpm = LPM_ACTIVE; + } +#endif + } else { + if ((_dev.dev == DEV_LISA_U200) || (_dev.dev == DEV_LEON_G200)) { + // enable the network identification feature + sendFormated("AT+UGPIOC=20,2\r\n"); + if (RESP_OK != waitFinalResp()) + goto failure; + } else if ((_dev.dev == DEV_SARA_U260) || (_dev.dev == DEV_SARA_U270) || + (_dev.dev == DEV_SARA_G350)) { + // enable the network identification feature + sendFormated("AT+UGPIOC=16,2\r\n"); + if (RESP_OK != waitFinalResp()) + goto failure; + } + // check the sim card + for (int i = 0; (i < 5) && (_dev.sim != SIM_READY); i++) { + sendFormated("AT+CPIN?\r\n"); + int ret = waitFinalResp(_cbCPIN, &_dev.sim); + // having an error here is ok (sim may still be initializing) + if ((RESP_OK != ret) && (RESP_ERROR != ret)) + goto failure; + // Enter PIN if needed + if (_dev.sim == SIM_PIN) { + if (!simpin) { + ERROR("SIM PIN not available\r\n"); + goto failure; + } + sendFormated("AT+CPIN=%s\r\n", simpin); + if (RESP_OK != waitFinalResp(_cbCPIN, &_dev.sim)) + goto failure; + } else if (_dev.sim != SIM_READY) { + wait_ms(1000); + } + } + if (_dev.sim != SIM_READY) { + if (_dev.sim == SIM_MISSING) + ERROR("SIM not inserted\r\n"); + goto failure; + } + // get the manufacturer + sendFormated("AT+CGMI\r\n"); + if (RESP_OK != waitFinalResp(_cbString, _dev.manu)) + goto failure; + // get the model identification + sendFormated("AT+CGMM\r\n"); + if (RESP_OK != waitFinalResp(_cbString, _dev.model)) + goto failure; + // get the + sendFormated("AT+CGMR\r\n"); + if (RESP_OK != waitFinalResp(_cbString, _dev.ver)) + goto failure; + // Returns the ICCID (Integrated Circuit Card ID) of the SIM-card. + // ICCID is a serial number identifying the SIM. + sendFormated("AT+CCID\r\n"); + if (RESP_OK != waitFinalResp(_cbCCID, _dev.ccid)) + goto failure; + // Returns the product serial number, IMEI (International Mobile Equipment Identity) + sendFormated("AT+CGSN\r\n"); + if (RESP_OK != waitFinalResp(_cbString, _dev.imei)) + goto failure; + // enable power saving + if (_dev.lpm != LPM_DISABLED) { + // enable power saving (requires flow control, cts at least) + sendFormated("AT+UPSV=1\r\n"); + if (RESP_OK != waitFinalResp()) + goto failure; + _dev.lpm = LPM_ACTIVE; + } + // enable the psd registration unsolicited result code + sendFormated("AT+CGREG=2\r\n"); + if (RESP_OK != waitFinalResp()) + goto failure; + } + // enable the network registration unsolicited result code + sendFormated("AT+CREG=%d\r\n", (_dev.dev == DEV_LISA_C200) ? 1 : 2); + if (RESP_OK != waitFinalResp()) + goto failure; + // Setup SMS in text mode + sendFormated("AT+CMGF=1\r\n"); + if (RESP_OK != waitFinalResp()) + goto failure; + // setup new message indication + sendFormated("AT+CNMI=2,1\r\n"); + if (RESP_OK != waitFinalResp()) + goto failure; + // Request IMSI (International Mobile Subscriber Identification) + sendFormated("AT+CIMI\r\n"); + if (RESP_OK != waitFinalResp(_cbString, _dev.imsi)) + goto failure; + if (status) + memcpy(status, &_dev, sizeof(DevStatus)); + UNLOCK(); + return true; +failure: + unlock(); + return false; +} + +bool MDMParser::powerOff(void) +{ + bool ok = false; + if (_init) { + LOCK(); + INFO("Modem::powerOff\r\n"); + sendFormated("AT+CPWROFF\r\n"); + if (RESP_OK == waitFinalResp(NULL,NULL,120*1000)) { + _init = false; + ok = true; + } + UNLOCK(); + } + return ok; +} + +int MDMParser::_cbATI(int type, const char* buf, int len, Dev* dev) +{ + if ((type == TYPE_UNKNOWN) && dev) { + if (strstr(buf, "SARA-G350")) *dev = DEV_SARA_G350; + else if (strstr(buf, "LISA-U200")) *dev = DEV_LISA_U200; + else if (strstr(buf, "LISA-C200")) *dev = DEV_LISA_C200; + else if (strstr(buf, "SARA-U260")) *dev = DEV_SARA_U260; + else if (strstr(buf, "SARA-U270")) *dev = DEV_SARA_U270; + else if (strstr(buf, "LEON-G200")) *dev = DEV_LEON_G200; + } + return WAIT; +} + +int MDMParser::_cbCPIN(int type, const char* buf, int len, Sim* sim) +{ + if (sim) { + if (type == TYPE_PLUS){ + char s[16]; + if (sscanf(buf, "\r\n+CPIN: %[^\r]\r\n", s) >= 1) + *sim = (0 == strcmp("READY", s)) ? SIM_READY : SIM_PIN; + } else if (type == TYPE_ERROR) { + if (strstr(buf, "+CME ERROR: SIM not inserted")) + *sim = SIM_MISSING; + } + } + return WAIT; +} + +int MDMParser::_cbCCID(int type, const char* buf, int len, char* ccid) +{ + if ((type == TYPE_PLUS) && ccid){ + if (sscanf(buf, "\r\n+CCID: %[^\r]\r\n", ccid) == 1) + /*TRACE("Got CCID: %s\r\n", ccid)*/; + } + return WAIT; +} + +bool MDMParser::registerNet(NetStatus* status /*= NULL*/, int timeout_ms /*= 180000*/) +{ + Timer timer; + timer.start(); + INFO("Modem::register\r\n"); + while (!checkNetStatus(status) && !TIMEOUT(timer, timeout_ms)) + wait_ms(1000); + if (_net.csd == REG_DENIED) ERROR("CSD Registration Denied\r\n"); + if (_net.psd == REG_DENIED) ERROR("PSD Registration Denied\r\n"); + return REG_OK(_net.csd) || REG_OK(_net.psd); +} + +bool MDMParser::checkNetStatus(NetStatus* status /*= NULL*/) +{ + bool ok = false; + LOCK(); + memset(&_net, 0, sizeof(_net)); + _net.lac = 0xFFFF; + _net.ci = 0xFFFFFFFF; + // check registration + sendFormated("AT+CREG?\r\n"); + waitFinalResp(); // don't fail as service could be not subscribed + if (_dev.dev != DEV_LISA_C200) { + // check PSD registration + sendFormated("AT+CGREG?\r\n"); + waitFinalResp(); // don't fail as service could be not subscribed + } + if (REG_OK(_net.csd) || REG_OK(_net.psd)) + { + // check modem specific status messages + if (_dev.dev == DEV_LISA_C200) { + sendFormated("AT+CSS?\r\n"); + if (RESP_OK != waitFinalResp()) + goto failure; + while (1) { + // get the Telephone number + sendFormated("AT$MDN?\r\n"); + if (RESP_OK != waitFinalResp(_cbString, _net.num)) + goto failure; + // check if we have a Mobile Directory Number + if (*_net.num && (memcmp(_net.num, "000000", 6) != 0)) + break; + + INFO("Device not yet activated\r\n"); + INFO("Make sure you have a valid contract with the network operator for this device.\r\n"); + // Check if the the version contains a V for Verizon + // Verizon: E0.V.xx.00.xxR, + // Sprint E0.S.xx.00.xxR + if (_dev.ver[3] == 'V') { + int i; + INFO("Start device over-the-air activation (this can take a few minutes)\r\n"); + sendFormated("AT+CDV=*22899\r\n"); + i = 1; + if ((RESP_OK != waitFinalResp(_cbUACTIND, &i, 120*1000)) || (i == 1)) { + ERROR("Device over-the-air activation failed\r\n"); + goto failure; + } + INFO("Device over-the-air activation successful\r\n"); + + INFO("Start PRL over-the-air update (this can take a few minutes)\r\n"); + sendFormated("AT+CDV=*22891\r\n"); + i = 1; + if ((RESP_OK != waitFinalResp(_cbUACTIND, &i, 120*1000)) || (i == 1)) { + ERROR("PRL over-the-air update failed\r\n"); + goto failure; + } + INFO("PRL over-the-air update successful\r\n"); + + } else { + // Sprint or Aeris + INFO("Wait for OMA-DM over-the-air activation (this can take a few minutes)\r\n"); + wait_ms(120*1000); + } + } + // get the the Network access identifier string + char nai[64]; + sendFormated("AT$QCMIPNAI?\r\n"); + if (RESP_OK != waitFinalResp(_cbString, nai)) + goto failure; + } else { + sendFormated("AT+COPS?\r\n"); + if (RESP_OK != waitFinalResp(_cbCOPS, &_net)) + goto failure; + // get the MSISDNs related to this subscriber + sendFormated("AT+CNUM\r\n"); + if (RESP_OK != waitFinalResp(_cbCNUM, _net.num)) + goto failure; + } + // get the signal strength indication + sendFormated("AT+CSQ\r\n"); + if (RESP_OK != waitFinalResp(_cbCSQ, &_net)) + goto failure; + } + if (status) { + memcpy(status, &_net, sizeof(NetStatus)); + } + ok = REG_DONE(_net.csd) && REG_DONE(_net.psd); + UNLOCK(); + return ok; +failure: + unlock(); + return false; +} + +int MDMParser::_cbCOPS(int type, const char* buf, int len, NetStatus* status) +{ + if ((type == TYPE_PLUS) && status){ + int act = 99; + // +COPS: <mode>[,<format>,<oper>[,<AcT>]] + if (sscanf(buf, "\r\n+COPS: %*d,%*d,\"%[^\"]\",%d",status->opr,&act) >= 1) { + if (act == 0) status->act = ACT_GSM; // 0: GSM, + else if (act == 2) status->act = ACT_UTRAN; // 2: UTRAN + } + } + return WAIT; +} + +int MDMParser::_cbCNUM(int type, const char* buf, int len, char* num) +{ + if ((type == TYPE_PLUS) && num){ + int a; + if ((sscanf(buf, "\r\n+CNUM: \"My Number\",\"%31[^\"]\",%d", num, &a) == 2) && + ((a == 129) || (a == 145))) { + } + } + return WAIT; +} + +int MDMParser::_cbCSQ(int type, const char* buf, int len, NetStatus* status) +{ + if ((type == TYPE_PLUS) && status){ + int a,b; + char _ber[] = { 49, 43, 37, 25, 19, 13, 7, 0 }; // see 3GPP TS 45.008 [20] subclause 8.2.4 + // +CSQ: <rssi>,<qual> + if (sscanf(buf, "\r\n+CSQ: %d,%d",&a,&b) == 2) { + if (a != 99) status->rssi = -113 + 2*a; // 0: -113 1: -111 ... 30: -53 dBm with 2 dBm steps + if ((b != 99) && (b < sizeof(_ber))) status->ber = _ber[b]; // + } + } + return WAIT; +} + +int MDMParser::_cbUACTIND(int type, const char* buf, int len, int* i) +{ + if ((type == TYPE_PLUS) && i){ + int a; + if (sscanf(buf, "\r\n+UACTIND: %d", &a) == 1) { + *i = a; + } + } + return WAIT; +} + +// ---------------------------------------------------------------- +// internet connection + +MDMParser::IP MDMParser::join(const char* apn /*= NULL*/, const char* username /*= NULL*/, + const char* password /*= NULL*/, Auth auth /*= AUTH_DETECT*/) +{ + LOCK(); + INFO("Modem::join\r\n"); + _ip = NOIP; + if (_dev.dev == DEV_LISA_C200) { + // make a dumy dns lookup (which will fail, so ignore the result) + sendFormated("AT+UDNSRN=0,\"u-blox.com\"\r\n"); + waitFinalResp(); + // This fake lookup will enable the IP connection and we + // should have an IP after this, so we check it + + //Get local IP address + sendFormated("AT+CMIP?\r\n"); + if (RESP_OK != waitFinalResp(_cbCMIP, &_ip)) + goto failure; + } else { + // check gprs attach status + sendFormated("AT+CGATT=1\r\n"); + if (RESP_OK != waitFinalResp(NULL,NULL,3*60*1000)) + goto failure; + + // Check the profile + int a = 0; + bool force = true; + sendFormated("AT+UPSND=" PROFILE ",8\r\n"); + if (RESP_OK != waitFinalResp(_cbUPSND, &a)) + goto failure; + if (a == 1 && force) { + // disconnect the profile already if it is connected + sendFormated("AT+UPSDA=" PROFILE ",4\r\n"); + if (RESP_OK != waitFinalResp(NULL,NULL,40*1000)) + goto failure; + a = 0; + } + if (a == 0) { + bool ok = false; + // try to lookup the apn settings from our local database by mccmnc + const char* config = NULL; + if (!apn && !username && !password) + config = apnconfig(_dev.imsi); + + // Set up the dynamic IP address assignment. + sendFormated("AT+UPSD=" PROFILE ",7,\"0.0.0.0\"\r\n"); + if (RESP_OK != waitFinalResp()) + goto failure; + + do { + if (config) { + apn = _APN_GET(config); + username = _APN_GET(config); + password = _APN_GET(config); + TRACE("Testing APN Settings(\"%s\",\"%s\",\"%s\")\r\n", apn, username, password); + } + // Set up the APN + if (apn && *apn) { + sendFormated("AT+UPSD=" PROFILE ",1,\"%s\"\r\n", apn); + if (RESP_OK != waitFinalResp()) + goto failure; + } + if (username && *username) { + sendFormated("AT+UPSD=" PROFILE ",2,\"%s\"\r\n", username); + if (RESP_OK != waitFinalResp()) + goto failure; + } + if (password && *password) { + sendFormated("AT+UPSD=" PROFILE ",3,\"%s\"\r\n", password); + if (RESP_OK != waitFinalResp()) + goto failure; + } + // try different Authentication Protocols + // 0 = none + // 1 = PAP (Password Authentication Protocol) + // 2 = CHAP (Challenge Handshake Authentication Protocol) + for (int i = AUTH_NONE; i <= AUTH_CHAP && !ok; i ++) { + if ((auth == AUTH_DETECT) || (auth == i)) { + // Set up the Authentication Protocol + sendFormated("AT+UPSD=" PROFILE ",6,%d\r\n", i); + if (RESP_OK != waitFinalResp()) + goto failure; + // Activate the profile and make connection + sendFormated("AT+UPSDA=" PROFILE ",3\r\n"); + if (RESP_OK == waitFinalResp(NULL,NULL,150*1000)) + ok = true; + } + } + } while (!ok && config && *config); // maybe use next setting ? + if (!ok) { + ERROR("Your modem APN/password/username may be wrong\r\n"); + goto failure; + } + } + //Get local IP address + sendFormated("AT+UPSND=" PROFILE ",0\r\n"); + if (RESP_OK != waitFinalResp(_cbUPSND, &_ip)) + goto failure; + } + UNLOCK(); + return _ip; +failure: + unlock(); + return NOIP; +} + +int MDMParser::_cbUDOPN(int type, const char* buf, int len, char* mccmnc) +{ + if ((type == TYPE_PLUS) && mccmnc) { + if (sscanf(buf, "\r\n+UDOPN: 0,\"%[^\"]\"", mccmnc) == 1) + ; + } + return WAIT; +} + +int MDMParser::_cbCMIP(int type, const char* buf, int len, IP* ip) +{ + if ((type == TYPE_UNKNOWN) && ip) { + int a,b,c,d; + if (sscanf(buf, "\r\n" IPSTR, &a,&b,&c,&d) == 4) + *ip = IPADR(a,b,c,d); + } + return WAIT; +} + +int MDMParser::_cbUPSND(int type, const char* buf, int len, int* act) +{ + if ((type == TYPE_PLUS) && act) { + if (sscanf(buf, "\r\n+UPSND: %*d,%*d,%d", act) == 1) + /*nothing*/; + } + return WAIT; +} + +int MDMParser::_cbUPSND(int type, const char* buf, int len, IP* ip) +{ + if ((type == TYPE_PLUS) && ip) { + int a,b,c,d; + // +UPSND=<profile_id>,<param_tag>[,<dynamic_param_val>] + if (sscanf(buf, "\r\n+UPSND: " PROFILE ",0,\"" IPSTR "\"", &a,&b,&c,&d) == 4) + *ip = IPADR(a,b,c,d); + } + return WAIT; +} + +int MDMParser::_cbUDNSRN(int type, const char* buf, int len, IP* ip) +{ + if ((type == TYPE_PLUS) && ip) { + int a,b,c,d; + if (sscanf(buf, "\r\n+UDNSRN: \"" IPSTR "\"", &a,&b,&c,&d) == 4) + *ip = IPADR(a,b,c,d); + } + return WAIT; +} + +bool MDMParser::disconnect(void) +{ + bool ok = false; + LOCK(); + INFO("Modem::disconnect\r\n"); + if (_ip != NOIP) { + if (_dev.dev == DEV_LISA_C200) { + // There something to do here + _ip = NOIP; + ok = true; + } else { + sendFormated("AT+UPSDA=" PROFILE ",4\r\n"); + if (RESP_OK != waitFinalResp()) { + _ip = NOIP; + ok = true; + } + } + } + UNLOCK(); + return ok; +} + +MDMParser::IP MDMParser::gethostbyname(const char* host) +{ + IP ip = NOIP; + int a,b,c,d; + if (sscanf(host, IPSTR, &a,&b,&c,&d) == 4) + ip = IPADR(a,b,c,d); + else { + LOCK(); + sendFormated("AT+UDNSRN=0,\"%s\"\r\n", host); + if (RESP_OK != waitFinalResp(_cbUDNSRN, &ip)) + ip = NOIP; + UNLOCK(); + } + return ip; +} + +// ---------------------------------------------------------------- +// sockets + +int MDMParser::_cbUSOCR(int type, const char* buf, int len, int* handle) +{ + if ((type == TYPE_PLUS) && handle) { + const char* p = strstr(buf,"+USOCR: "); + if (p) + *handle = atoi(p+8); + } + return WAIT; +} + +int MDMParser::socketSocket(IpProtocol ipproto, int port) +{ + int socket; + LOCK(); + // find an free socket + socket = _findSocket(); + TRACE("socketSocket(%d)\r\n", ipproto); + if (socket != SOCKET_ERROR) { + if ((ipproto == IPPROTO_UDP) && (port == -1)){ + sendFormated("AT+USOCR=17\r\n"); + } else if (ipproto == IPPROTO_UDP){ + sendFormated("AT+USOCR=17,%d\r\n", port); + } else /*(ipproto == IPPROTO_TCP)*/ { + sendFormated("AT+USOCR=6\r\n"); + } + int handle = SOCKET_ERROR; + if ((RESP_OK == waitFinalResp(_cbUSOCR, &handle)) && + (handle != SOCKET_ERROR)) { + TRACE("Socket %d: handle %d was created\r\n", socket, handle); + _sockets[socket].handle = handle; + _sockets[socket].timeout_ms = TIMEOUT_BLOCKING; + _sockets[socket].connected = false; + _sockets[socket].pending = 0; + } + else + socket = SOCKET_ERROR; + } + UNLOCK(); + return socket; +} + +bool MDMParser::socketConnect(int socket, const char * host, int port) +{ + IP ip = gethostbyname(host); + if (ip == NOIP) + return false; + // connect to socket + bool ok = false; + LOCK(); + if (ISSOCKET(socket) && (!_sockets[socket].connected)) { + TRACE("socketConnect(%d,%s,%d)\r\n", socket,host,port); + sendFormated("AT+USOCO=%d,\"" IPSTR "\",%d\r\n", _sockets[socket].handle, IPNUM(ip), port); + if (RESP_OK == waitFinalResp()) + ok = _sockets[socket].connected = true; + } + UNLOCK(); + return ok; +} + +bool MDMParser::socketIsConnected(int socket) +{ + bool ok = false; + LOCK(); + TRACE("socketIsConnected(%d)\r\n", socket); + ok = ISSOCKET(socket) && _sockets[socket].connected; + UNLOCK(); + return ok; +} + +bool MDMParser::socketSetBlocking(int socket, int timeout_ms) +{ + bool ok = false; + LOCK(); + TRACE("socketSetBlocking(%d,%d)\r\n", socket,timeout_ms); + if (ISSOCKET(socket)) { + _sockets[socket].timeout_ms = timeout_ms; + ok = true; + } + UNLOCK(); + return ok; +} + +bool MDMParser::socketClose(int socket) +{ + bool ok = false; + LOCK(); + if (ISSOCKET(socket) && _sockets[socket].connected) { + TRACE("socketClose(%d)\r\n", socket); + sendFormated("AT+USOCL=%d\r\n", _sockets[socket].handle); + if (RESP_OK == waitFinalResp()) { + _sockets[socket].connected = false; + ok = true; + } + } + UNLOCK(); + return ok; +} + +bool MDMParser::socketFree(int socket) +{ + // make sure it is closed + socketClose(socket); + bool ok = true; + LOCK(); + if (ISSOCKET(socket)) { + TRACE("socketFree(%d)\r\n", socket); + _sockets[socket].handle = SOCKET_ERROR; + _sockets[socket].timeout_ms = TIMEOUT_BLOCKING; + _sockets[socket].connected = false; + _sockets[socket].pending = 0; + ok = true; + } + UNLOCK(); + return ok; +} + +#define USO_MAX_WRITE 1024 //!< maximum number of bytes to write to socket + +int MDMParser::socketSend(int socket, const char * buf, int len) +{ + TRACE("socketSend(%d,%s,%d)\r\n", socket,buf,len); + int cnt = len; + while (cnt > 0) { + int blk = USO_MAX_WRITE; + if (cnt < blk) + blk = cnt; + bool ok = false; + LOCK(); + if (ISSOCKET(socket)) { + sendFormated("AT+USOWR=%d,%d\r\n",_sockets[socket].handle,blk); + if (RESP_PROMPT == waitFinalResp()) { + wait_ms(50); + TRACE("SENT: %s", buf); + send(buf, blk); + if (RESP_OK == waitFinalResp()) + ok = true; + } + } + UNLOCK(); + if (!ok) + return SOCKET_ERROR; + buf += blk; + cnt -= blk; + } + return (len - cnt); +} + +int MDMParser::socketSendTo(int socket, IP ip, int port, const char * buf, int len) +{ + TRACE("socketSendTo(%d," IPSTR ",%d,,%d)\r\n", socket,IPNUM(ip),port,len); + int cnt = len; + while (cnt > 0) { + int blk = USO_MAX_WRITE; + if (cnt < blk) + blk = cnt; + bool ok = false; + LOCK(); + if (ISSOCKET(socket)) { + sendFormated("AT+USOST=%d,\"" IPSTR "\",%d,%d\r\n",_sockets[socket].handle,IPNUM(ip),port,blk); + if (RESP_PROMPT == waitFinalResp()) { + wait_ms(50); + send(buf, blk); + if (RESP_OK == waitFinalResp()) + ok = true; + } + } + UNLOCK(); + if (!ok) + return SOCKET_ERROR; + buf += blk; + cnt -= blk; + } + return (len - cnt); +} + +int MDMParser::socketReadable(int socket) +{ + int pending = SOCKET_ERROR; + LOCK(); + if (ISSOCKET(socket) && _sockets[socket].connected) { + TRACE("socketReadable(%d)\r\n", socket); + // allow to receive unsolicited commands + waitFinalResp(NULL, NULL, 0); + if (_sockets[socket].connected) + pending = _sockets[socket].pending; + } + UNLOCK(); + return pending; +} + +int MDMParser::_cbUSORD(int type, const char* buf, int len, char* out) +{ + if ((type == TYPE_PLUS) && out) { + int sz, sk; + if ((sscanf(buf, "\r\n+USORD: %d,%d,", &sk, &sz) == 2) && + (buf[len-sz-2] == '\"') && (buf[len-1] == '\"')) { + memcpy(out, &buf[len-1-sz], sz); + } + } + return WAIT; +} + +int MDMParser::socketRecv(int socket, char* buf, int len) +{ + int cnt = 0; + TRACE("socketRecv(%d,,%d)\r\n", socket, len); +#ifdef MDM_DEBUG + memset(buf, '\0', len); +#endif + Timer timer; + timer.start(); + while (len) { + int blk = MAX_SIZE; // still need space for headers and unsolicited commands + if (len < blk) blk = len; + bool ok = false; + LOCK(); + if (ISSOCKET(socket)) { + if (_sockets[socket].connected) { + if (_sockets[socket].pending < blk) + blk = _sockets[socket].pending; + if (blk > 0) { + sendFormated("AT+USORD=%d,%d\r\n",_sockets[socket].handle, blk); + if (RESP_OK == waitFinalResp(_cbUSORD, buf)) { + _sockets[socket].pending -= blk; + len -= blk; + cnt += blk; + buf += blk; + ok = true; + } + } else if (!TIMEOUT(timer, _sockets[socket].timeout_ms)) { + ok = (WAIT == waitFinalResp(NULL,NULL,0)); // wait for URCs + } else { + len = 0; + ok = true; + } + } else { + len = 0; + ok = true; + } + } + UNLOCK(); + if (!ok) + return SOCKET_ERROR; + } + return cnt; +} + +int MDMParser::_cbUSORF(int type, const char* buf, int len, USORFparam* param) +{ + if ((type == TYPE_PLUS) && param) { + int sz, sk, p, a,b,c,d; + int r = sscanf(buf, "\r\n+USORF: %d,\"" IPSTR "\",%d,%d,", + &sk,&a,&b,&c,&d,&p,&sz); + if ((r == 7) && (buf[len-sz-2] == '\"') && (buf[len-1] == '\"')) { + memcpy(param->buf, &buf[len-1-sz], sz); + param->ip = IPADR(a,b,c,d); + param->port = p; + } + } + return WAIT; +} + +int MDMParser::socketRecvFrom(int socket, IP* ip, int* port, char* buf, int len) +{ + int cnt = 0; + TRACE("socketRecvFrom(%d,,%d)\r\n", socket, len); +#ifdef MDM_DEBUG + memset(buf, '\0', len); +#endif + Timer timer; + timer.start(); + while (len) { + int blk = MAX_SIZE; // still need space for headers and unsolicited commands + if (len < blk) blk = len; + bool ok = false; + LOCK(); + if (ISSOCKET(socket)) { + if (_sockets[socket].pending < blk) + blk = _sockets[socket].pending; + if (blk > 0) { + sendFormated("AT+USORF=%d,%d\r\n",_sockets[socket].handle, blk); + USORFparam param; + param.buf = buf; + if (RESP_OK == waitFinalResp(_cbUSORF, ¶m)) { + _sockets[socket].pending -= blk; + *ip = param.ip; + *port = param.port; + len -= blk; + cnt += blk; + buf += blk; + len = 0; // done + ok = true; + } + } else if (!TIMEOUT(timer, _sockets[socket].timeout_ms)) { + ok = (WAIT == waitFinalResp(NULL,NULL,0)); // wait for URCs + } else { + len = 0; // no more data and socket closed or timed-out + ok = true; + } + } + UNLOCK(); + if (!ok) + return SOCKET_ERROR; + } + timer.stop(); + timer.reset(); + return cnt; +} + +int MDMParser::_findSocket(int handle) { + for (int socket = 0; socket < NUMSOCKETS; socket ++) { + if (_sockets[socket].handle == handle) + return socket; + } + return SOCKET_ERROR; +} + +// ---------------------------------------------------------------- + +int MDMParser::_cbCMGL(int type, const char* buf, int len, CMGLparam* param) +{ + if ((type == TYPE_PLUS) && param && param->num) { + // +CMGL: <ix>,... + int ix; + if (sscanf(buf, "\r\n+CMGL: %d,", &ix) == 1) + { + *param->ix++ = ix; + param->num--; + } + } + return WAIT; +} + +int MDMParser::smsList(const char* stat /*= "ALL"*/, int* ix /*=NULL*/, int num /*= 0*/) { + int ret = -1; + LOCK(); + sendFormated("AT+CMGL=\"%s\"\r\n", stat); + CMGLparam param; + param.ix = ix; + param.num = num; + if (RESP_OK == waitFinalResp(_cbCMGL, ¶m)) + ret = num - param.num; + UNLOCK(); + return ret; +} + +bool MDMParser::smsSend(const char* num, const char* buf) +{ + bool ok = false; + LOCK(); + sendFormated("AT+CMGS=\"%s\"\r\n",num); + if (RESP_PROMPT == waitFinalResp(NULL,NULL,150*1000)) { + send(buf, strlen(buf)); + const char ctrlZ = 0x1A; + send(&ctrlZ, sizeof(ctrlZ)); + ok = (RESP_OK == waitFinalResp()); + } + UNLOCK(); + return ok; +} + +bool MDMParser::smsDelete(int ix) +{ + bool ok = false; + LOCK(); + sendFormated("AT+CMGD=%d\r\n",ix); + ok = (RESP_OK == waitFinalResp()); + UNLOCK(); + return ok; +} + +int MDMParser::_cbCMGR(int type, const char* buf, int len, CMGRparam* param) +{ + if (param) { + if (type == TYPE_PLUS) { + if (sscanf(buf, "\r\n+CMGR: \"%*[^\"]\",\"%[^\"]", param->num) == 1) { + } + } else if ((type == TYPE_UNKNOWN) && (buf[len-2] == '\r') && (buf[len-1] == '\n')) { + memcpy(param->buf, buf, len-2); + param->buf[len-2] = '\0'; + } + } + return WAIT; +} + +bool MDMParser::smsRead(int ix, char* num, char* buf, int len) +{ + bool ok = false; + LOCK(); + CMGRparam param; + param.num = num; + param.buf = buf; + sendFormated("AT+CMGR=%d\r\n",ix); + ok = (RESP_OK == waitFinalResp(_cbCMGR, ¶m)); + UNLOCK(); + return ok; +} + +// ---------------------------------------------------------------- + +int MDMParser::_cbCUSD(int type, const char* buf, int len, char* resp) +{ + if ((type == TYPE_PLUS) && resp) { + // +USD: \"%*[^\"]\",\"%[^\"]\",,\"%*[^\"]\",%d,%d,%d,%d,\"*[^\"]\",%d,%d"..); + if (sscanf(buf, "\r\n+CUSD: %*d,\"%[^\"]\",%*d", resp) == 1) { + /*nothing*/ + } + } + return WAIT; +} + +bool MDMParser::ussdCommand(const char* cmd, char* buf) +{ + bool ok = false; + LOCK(); + *buf = '\0'; + if (_dev.dev != DEV_LISA_C200) { + sendFormated("AT+CUSD=1,\"%s\"\r\n",cmd); + ok = (RESP_OK == waitFinalResp(_cbCUSD, buf)); + } + UNLOCK(); + return ok; +} + +// ---------------------------------------------------------------- + +bool MDMParser::delFile(const char* filename) +{ + bool ok = false; + LOCK(); + sendFormated("AT+UDELFILE=\"%s\"\r\n", filename); + ok = (RESP_OK == waitFinalResp()); + UNLOCK(); + return ok; +} + +int MDMParser::writeFile(const char* filename, const char* buf, int len) +{ + bool ok = false; + LOCK(); + sendFormated("AT+UDWNFILE=\"%s\",%d\r\n", filename, len); + if (RESP_PROMPT == waitFinalResp()) { + send(buf, len); + ok = (RESP_OK == waitFinalResp()); + } + UNLOCK(); + return ok ? len : -1; +} + +int MDMParser::readFile(const char* filename, char* buf, int len) +{ + URDFILEparam param; + param.filename = filename; + param.buf = buf; + param.sz = len; + param.len = 0; + LOCK(); + sendFormated("AT+URDFILE=\"%s\"\r\n", filename, len); + if (RESP_OK != waitFinalResp(_cbURDFILE, ¶m)) + param.len = -1; + UNLOCK(); + return param.len; +} + +int MDMParser::_cbURDFILE(int type, const char* buf, int len, URDFILEparam* param) +{ + if ((type == TYPE_PLUS) && param && param->filename && param->buf) { + char filename[48]; + int sz; + if ((sscanf(buf, "\r\n+URDFILE: \"%[^\"]\",%d,", filename, &sz) == 2) && + (0 == strcmp(param->filename, filename)) && + (buf[len-sz-2] == '\"') && (buf[len-1] == '\"')) { + param->len = (sz < param->sz) ? sz : param->sz; + memcpy(param->buf, &buf[len-1-sz], param->len); + } + } + return WAIT; +} + +// ---------------------------------------------------------------- +bool MDMParser::setDebug(int level) +{ +#ifdef MDM_DEBUG + if ((_debugLevel >= 0) && (level >= 0)) { + _debugLevel = level; + return true; + } +#endif + return false; +} + +void MDMParser::dumpDevStatus(MDMParser::DevStatus* status, + _DPRINT dprint, void* param) +{ + dprint(param, "Modem::devStatus\r\n"); + const char* txtDev[] = { "Unknown", "SARA-G350", "LISA-U200", "LISA-C200", "SARA-U260", "SARA-U270", "LEON-G200" }; + if (status->dev < sizeof(txtDev)/sizeof(*txtDev) && (status->dev != DEV_UNKNOWN)) + dprint(param, " Device: %s\r\n", txtDev[status->dev]); + const char* txtLpm[] = { "Disabled", "Enabled", "Active" }; + if (status->lpm < sizeof(txtLpm)/sizeof(*txtLpm)) + dprint(param, " Power Save: %s\r\n", txtLpm[status->lpm]); + const char* txtSim[] = { "Unknown", "Missing", "Pin", "Ready" }; + if (status->sim < sizeof(txtSim)/sizeof(*txtSim) && (status->sim != SIM_UNKNOWN)) + dprint(param, " SIM: %s\r\n", txtSim[status->sim]); + if (*status->ccid) + dprint(param, " CCID: %s\r\n", status->ccid); + if (*status->imei) + dprint(param, " IMEI: %s\r\n", status->imei); + if (*status->imsi) + dprint(param, " IMSI: %s\r\n", status->imsi); + if (*status->meid) + dprint(param, " MEID: %s\r\n", status->meid); // LISA-C + if (*status->manu) + dprint(param, " Manufacturer: %s\r\n", status->manu); + if (*status->model) + dprint(param, " Model: %s\r\n", status->model); + if (*status->ver) + dprint(param, " Version: %s\r\n", status->ver); +} + +void MDMParser::dumpNetStatus(MDMParser::NetStatus *status, + _DPRINT dprint, void* param) +{ + dprint(param, "Modem::netStatus\r\n"); + const char* txtReg[] = { "Unknown", "Denied", "None", "Home", "Roaming" }; + if (status->csd < sizeof(txtReg)/sizeof(*txtReg) && (status->csd != REG_UNKNOWN)) + dprint(param, " CSD Registration: %s\r\n", txtReg[status->csd]); + if (status->psd < sizeof(txtReg)/sizeof(*txtReg) && (status->psd != REG_UNKNOWN)) + dprint(param, " PSD Registration: %s\r\n", txtReg[status->psd]); + const char* txtAct[] = { "Unknown", "GSM", "Edge", "3G", "CDMA" }; + if (status->act < sizeof(txtAct)/sizeof(*txtAct) && (status->act != ACT_UNKNOWN)) + dprint(param, " Access Technology: %s\r\n", txtAct[status->act]); + if (status->rssi) + dprint(param, " Signal Strength: %d dBm\r\n", status->rssi); + if (status->ber) + dprint(param, " Bit Error Rate: %d\r\n", status->ber); + if (*status->opr) + dprint(param, " Operator: %s\r\n", status->opr); + if (status->lac != 0xFFFF) + dprint(param, " Location Area Code: %04X\r\n", status->lac); + if (status->ci != 0xFFFFFFFF) + dprint(param, " Cell ID: %08X\r\n", status->ci); + if (*status->num) + dprint(param, " Phone Number: %s\r\n", status->num); +} + +void MDMParser::dumpIp(MDMParser::IP ip, + _DPRINT dprint, void* param) +{ + if (ip != NOIP) + dprint(param, "Modem:IP " IPSTR "\r\n", IPNUM(ip)); +} + +// ---------------------------------------------------------------- +int MDMParser::_parseMatch(Pipe<char>* pipe, int len, const char* sta, const char* end) +{ + int o = 0; + if (sta) { + while (*sta) { + if (++o > len) return WAIT; + char ch = pipe->next(); + if (*sta++ != ch) return NOT_FOUND; + } + } + if (!end) return o; // no termination + // at least any char + if (++o > len) return WAIT; + pipe->next(); + // check the end + int x = 0; + while (end[x]) { + if (++o > len) return WAIT; + char ch = pipe->next(); + x = (end[x] == ch) ? x + 1 : + (end[0] == ch) ? 1 : + 0; + } + return o; +} + +int MDMParser::_parseFormated(Pipe<char>* pipe, int len, const char* fmt) +{ + int o = 0; + int num = 0; + if (fmt) { + while (*fmt) { + if (++o > len) return WAIT; + char ch = pipe->next(); + if (*fmt == '%') { + fmt++; + if (*fmt == 'd') { // numeric + fmt ++; + num = 0; + while (ch >= '0' && ch <= '9') { + num = num * 10 + (ch - '0'); + if (++o > len) return WAIT; + ch = pipe->next(); + } + } + else if (*fmt == 'c') { // char buffer (takes last numeric as length) + fmt ++; + while (num --) { + if (++o > len) return WAIT; + ch = pipe->next(); + } + } + else if (*fmt == 's') { + fmt ++; + if (ch != '\"') return NOT_FOUND; + do { + if (++o > len) return WAIT; + ch = pipe->next(); + } while (ch != '\"'); + if (++o > len) return WAIT; + ch = pipe->next(); + } + } + if (*fmt++ != ch) return NOT_FOUND; + } + } + return o; +} + +int MDMParser::_getLine(Pipe<char>* pipe, char* buf, int len) +{ + int unkn = 0; + int sz = pipe->size(); + int fr = pipe->free(); + if (len > sz) + len = sz; + while (len > 0) + { + static struct { + const char* fmt; int type; + } lutF[] = { + { "\r\n+USORD: %d,%d,\"%c\"", TYPE_PLUS }, + { "\r\n+USORF: %d,\"" IPSTR "\",%d,%d,\"%c\"", TYPE_PLUS }, + { "\r\n+URDFILE: %s,%d,\"%c\"", TYPE_PLUS }, + }; + static struct { + const char* sta; const char* end; int type; + } lut[] = { + { "\r\nOK\r\n", NULL, TYPE_OK }, + { "\r\nERROR\r\n", NULL, TYPE_ERROR }, + { "\r\n+CME ERROR:", "\r\n", TYPE_ERROR }, + { "\r\n+CMS ERROR:", "\r\n", TYPE_ERROR }, + { "\r\nRING\r\n", NULL, TYPE_RING }, + { "\r\nCONNECT\r\n", NULL, TYPE_CONNECT }, + { "\r\nNO CARRIER\r\n", NULL, TYPE_NOCARRIER }, + { "\r\nNO DIALTONE\r\n", NULL, TYPE_NODIALTONE }, + { "\r\nBUSY\r\n", NULL, TYPE_BUSY }, + { "\r\nNO ANSWER\r\n", NULL, TYPE_NOANSWER }, + { "\r\n+", "\r\n", TYPE_PLUS }, + { "\r\n@", NULL, TYPE_PROMPT }, // Sockets + { "\r\n>", NULL, TYPE_PROMPT }, // SMS + { "\n>", NULL, TYPE_PROMPT }, // File + }; + for (int i = 0; i < sizeof(lutF)/sizeof(*lutF); i ++) { + pipe->set(unkn); + int ln = _parseFormated(pipe, len, lutF[i].fmt); + if (ln == WAIT && fr) + return WAIT; + if ((ln != NOT_FOUND) && (unkn > 0)) + return TYPE_UNKNOWN | pipe->get(buf, unkn); + if (ln > 0) + return lutF[i].type | pipe->get(buf, ln); + } + for (int i = 0; i < sizeof(lut)/sizeof(*lut); i ++) { + pipe->set(unkn); + int ln = _parseMatch(pipe, len, lut[i].sta, lut[i].end); + if (ln == WAIT && fr) + return WAIT; + if ((ln != NOT_FOUND) && (unkn > 0)) + return TYPE_UNKNOWN | pipe->get(buf, unkn); + if (ln > 0) + return lut[i].type | pipe->get(buf, ln); + } + // UNKNOWN + unkn ++; + len--; + } + return WAIT; +} + +// ---------------------------------------------------------------- +// Serial Implementation +// ---------------------------------------------------------------- + +/*! Helper Dev Null Device + Small helper class used to shut off stderr/stdout. Sometimes stdin/stdout + is shared with the serial port of the modem. Having printfs inbetween the + AT commands you cause a failure of the modem. +*/ +class DevNull : public Stream { +public: + DevNull() : Stream(_name+1) { } //!< Constructor + void claim(const char* mode, FILE* file) + { freopen(_name, mode, file); } //!< claim a stream +protected: + virtual int _getc() { return EOF; } //!< Nothing + virtual int _putc(int c) { return c; } //!< Discard + static const char* _name; //!< File name +}; +const char* DevNull::_name = "/null"; //!< the null device name +static DevNull null; //!< the null device +MDMSerial* MDMSerial::mdmInst; + +MDMSerial::MDMSerial(PinName tx /*= MDMTXD*/, PinName rx /*= MDMRXD*/, + int baudrate /*= MDMBAUD*/, +#if DEVICE_SERIAL_FC + PinName rts /*= MDMRTS*/, PinName cts /*= MDMCTS*/, +#endif + int rxSize /*= 256*/, int txSize /*= 128*/) : + SerialPipe(tx, rx, rxSize, txSize) +{ mdmInst=this; + if (rx == USBRX) + null.claim("r", stdin); + if (tx == USBTX) { + null.claim("w", stdout); + null.claim("w", stderr); +#ifdef MDM_DEBUG + _debugLevel = -1; +#endif + } +#ifdef TARGET_UBLOX_C027 + _onboard = (tx == MDMTXD) && (rx == MDMRXD); + if (_onboard) + c027_mdm_powerOn(false); +#endif + baud(baudrate); +#if DEVICE_SERIAL_FC + if ((rts != NC) || (cts != NC)) + { + Flow flow = (cts == NC) ? RTS : + (rts == NC) ? CTS : RTSCTS ; + set_flow_control(flow, rts, cts); + if (cts != NC) _dev.lpm = LPM_ENABLED; + } +#endif +} + +MDMSerial::~MDMSerial(void) +{ + powerOff(); +#ifdef TARGET_UBLOX_C027 + if (_onboard) + c027_mdm_powerOff(); +#endif +} + +int MDMSerial::_send(const void* buf, int len) +{ + return put((const char*)buf, len, true/*=blocking*/); +} + +int MDMSerial::getLine(char* buffer, int length) +{ + return _getLine(&_pipeRx, buffer, length); +} + +// ---------------------------------------------------------------- +// USB Implementation +// ---------------------------------------------------------------- + +#ifdef HAVE_MDMUSB +MDMUsb::MDMUsb(void) +{ +#ifdef MDM_DEBUG + _debugLevel = 1; +#endif +#ifdef TARGET_UBLOX_C027 + _onboard = true; + c027_mdm_powerOn(true); +#endif +} + +MDMUsb::~MDMUsb(void) +{ + powerOff(); +#ifdef TARGET_UBLOX_C027 + if (_onboard) + c027_mdm_powerOff(); +#endif +} + +int MDMUsb::_send(const void* buf, int len) { return 0; } + +int MDMUsb::getLine(char* buffer, int length) { return NOT_FOUND; } + +#endif