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MDM.cpp
00001 #include "mbed.h" 00002 #include "MDM.h" 00003 #ifdef TARGET_UBLOX_C027 00004 #include "C027_api.h" 00005 #endif 00006 #include "MDMAPN.h" 00007 00008 #define PROFILE "0" //!< this is the psd profile used 00009 #define MAX_SIZE 128 //!< max expected messages 00010 // num sockets 00011 #define NUMSOCKETS (sizeof(_sockets)/sizeof(*_sockets)) 00012 //! test if it is a socket is ok to use 00013 #define ISSOCKET(s) (((s) >= 0) && ((s) < NUMSOCKETS) && (_sockets[s].handle != SOCKET_ERROR)) 00014 //! check for timeout 00015 #define TIMEOUT(t, ms) ((ms != TIMEOUT_BLOCKING) && (ms < t.read_ms())) 00016 //! registration ok check helper 00017 #define REG_OK(r) ((r == REG_HOME) || (r == REG_ROAMING)) 00018 //! registration done check helper (no need to poll further) 00019 #define REG_DONE(r) ((r == REG_HOME) || (r == REG_ROAMING) || (r == REG_DENIED)) 00020 //! helper to make sure that lock unlock pair is always balaced 00021 #define LOCK() { lock() 00022 //! helper to make sure that lock unlock pair is always balaced 00023 #define UNLOCK() } unlock() 00024 00025 #ifdef MDM_DEBUG 00026 #if 1 // colored terminal output using ANSI escape sequences 00027 #define COL(c) "\033[" c 00028 #else 00029 #define COL(c) 00030 #endif 00031 #define DEF COL("39m") 00032 #define BLA COL("30m") 00033 #define RED COL("31m") 00034 #define GRE COL("32m") 00035 #define YEL COL("33m") 00036 #define BLU COL("34m") 00037 #define MAG COL("35m") 00038 #define CYA COL("36m") 00039 #define WHY COL("37m") 00040 00041 void dumpAtCmd(const char* buf, int len) 00042 { 00043 ::printf(" %3d \"", len); 00044 while (len --) { 00045 char ch = *buf++; 00046 if ((ch > 0x1F) && (ch != 0x7F)) { // is printable 00047 if (ch == '%') ::printf("%%"); 00048 else if (ch == '"') ::printf("\\\""); 00049 else if (ch == '\\') ::printf("\\\\"); 00050 else putchar(ch); 00051 } else { 00052 if (ch == '\a') ::printf("\\a"); // BEL (0x07) 00053 else if (ch == '\b') ::printf("\\b"); // Backspace (0x08) 00054 else if (ch == '\t') ::printf("\\t"); // Horizontal Tab (0x09) 00055 else if (ch == '\n') ::printf("\\n"); // Linefeed (0x0A) 00056 else if (ch == '\v') ::printf("\\v"); // Vertical Tab (0x0B) 00057 else if (ch == '\f') ::printf("\\f"); // Formfeed (0x0C) 00058 else if (ch == '\r') ::printf("\\r"); // Carriage Return (0x0D) 00059 else ::printf("\\x%02x", (unsigned char)ch); 00060 } 00061 } 00062 ::printf("\"\r\n"); 00063 } 00064 00065 void MDMParser::_debugPrint(int level, const char* color, const char* format, ...) 00066 { 00067 if (_debugLevel >= level) 00068 { 00069 va_list args; 00070 va_start (args, format); 00071 if (color) ::printf(color); 00072 ::vprintf(format, args); 00073 if (color) ::printf(DEF); 00074 va_end (args); 00075 } 00076 } 00077 00078 #define ERROR(...) _debugPrint(0, RED, __VA_ARGS__) 00079 #define INFO(...) _debugPrint(1, GRE, __VA_ARGS__) 00080 #define TRACE(...) _debugPrint(2, DEF, __VA_ARGS__) 00081 #define TEST(...) _debugPrint(3, CYA, __VA_ARGS__) 00082 00083 #else 00084 00085 #define ERROR(...) (void)0 // no tracing 00086 #define TEST(...) (void)0 // no tracing 00087 #define INFO(...) (void)0 // no tracing 00088 #define TRACE(...) (void)0 // no tracing 00089 00090 #endif 00091 00092 MDMParser* MDMParser::inst; 00093 00094 MDMParser::MDMParser(void) 00095 { 00096 inst = this; 00097 memset(&_dev, 0, sizeof(_dev)); 00098 memset(&_net, 0, sizeof(_net)); 00099 _net.lac = 0xFFFF; 00100 _net.ci = 0xFFFFFFFF; 00101 _ip = NOIP; 00102 _init = false; 00103 memset(_sockets, 0, sizeof(_sockets)); 00104 for (int socket = 0; socket < NUMSOCKETS; socket ++) 00105 _sockets[socket].handle = SOCKET_ERROR; 00106 #ifdef MDM_DEBUG 00107 _debugLevel = 1; 00108 _debugTime.start(); 00109 #endif 00110 } 00111 00112 int MDMParser::send(const char* buf, int len) 00113 { 00114 #ifdef MDM_DEBUG 00115 if (_debugLevel >= 3) { 00116 ::printf("%10.3f AT send ", _debugTime.read_ms()*0.001); 00117 dumpAtCmd(buf,len); 00118 } 00119 #endif 00120 return _send(buf, len); 00121 } 00122 00123 int MDMParser::sendFormated(const char* format, ...) { 00124 char buf[MAX_SIZE]; 00125 va_list args; 00126 va_start(args, format); 00127 int len = vsnprintf(buf,sizeof(buf), format, args); 00128 va_end(args); 00129 return send(buf, len); 00130 } 00131 00132 int MDMParser::waitFinalResp(_CALLBACKPTR cb /* = NULL*/, 00133 void* param /* = NULL*/, 00134 int timeout_ms /*= 5000*/) 00135 { 00136 char buf[MAX_SIZE + 64 /* add some more space for framing */]; 00137 Timer timer; 00138 timer.start(); 00139 do { 00140 int ret = getLine(buf, sizeof(buf)); 00141 #ifdef MDM_DEBUG 00142 if ((_debugLevel >= 3) && (ret != WAIT) && (ret != NOT_FOUND)) 00143 { 00144 int len = LENGTH(ret); 00145 int type = TYPE(ret); 00146 const char* s = (type == TYPE_UNKNOWN)? YEL "UNK" DEF : 00147 (type == TYPE_TEXT) ? MAG "TXT" DEF : 00148 (type == TYPE_OK ) ? GRE "OK " DEF : 00149 (type == TYPE_ERROR) ? RED "ERR" DEF : 00150 (type == TYPE_PLUS) ? CYA " + " DEF : 00151 (type == TYPE_PROMPT) ? BLU " > " DEF : 00152 "..." ; 00153 ::printf("%10.3f AT read %s", _debugTime.read_ms()*0.001, s); 00154 dumpAtCmd(buf, len); 00155 } 00156 #endif 00157 if ((ret != WAIT) && (ret != NOT_FOUND)) 00158 { 00159 int type = TYPE(ret); 00160 // handle unsolicited commands here 00161 if (type == TYPE_PLUS) { 00162 const char* cmd = buf+3; 00163 int a, b, c, d, r; 00164 char s[32]; 00165 00166 // SMS Command --------------------------------- 00167 // +CNMI: <mem>,<index> 00168 if (sscanf(cmd, "CMTI: \"%*[^\"]\",%d", &a) == 1) { 00169 TRACE("New SMS at index %d\r\n", a); 00170 // Socket Specific Command --------------------------------- 00171 // +UUSORD: <socket>,<length> 00172 } else if ((sscanf(cmd, "UUSORD: %d,%d", &a, &b) == 2)) { 00173 int socket = _findSocket(a); 00174 TRACE("Socket %d: handle %d has %d bytes pending\r\n", socket, a, b); 00175 if (socket != SOCKET_ERROR) 00176 _sockets[socket].pending = b; 00177 // +UUSORF: <socket>,<length> 00178 } else if ((sscanf(cmd, "UUSORF: %d,%d", &a, &b) == 2)) { 00179 int socket = _findSocket(a); 00180 TRACE("Socket %d: handle %d has %d bytes pending\r\n", socket, a, b); 00181 if (socket != SOCKET_ERROR) 00182 _sockets[socket].pending = b; 00183 // +UUSOCL: <socket> 00184 } else if ((sscanf(cmd, "UUSOCL: %d", &a) == 1)) { 00185 int socket = _findSocket(a); 00186 TRACE("Socket %d: handle %d closed by remote host\r\n", socket, a); 00187 if ((socket != SOCKET_ERROR) && _sockets[socket].connected) 00188 _sockets[socket].connected = false; 00189 } 00190 if (_dev.dev == DEV_LISA_C2) { 00191 // CDMA Specific ------------------------------------------- 00192 // +CREG: <n><SID>,<NID>,<stat> 00193 if (sscanf(cmd, "CREG: %*d,%d,%d,%d",&a,&b,&c) == 3) { 00194 // _net.sid = a; 00195 // _net.nid = b; 00196 if (c == 0) _net.csd = REG_NONE; // not registered, home network 00197 else if (c == 1) _net.csd = REG_HOME; // registered, home network 00198 else if (c == 2) _net.csd = REG_NONE; // not registered, but MT is currently searching a new operator to register to 00199 else if (c == 3) _net.csd = REG_DENIED; // registration denied 00200 else if (c == 5) _net.csd = REG_ROAMING; // registered, roaming 00201 _net.psd = _net.csd; // fake PSD registration (CDMA is always registered) 00202 _net.act = ACT_CDMA; 00203 // +CSS: <mode>[,<format>,<oper>[,<AcT>]] 00204 } else if (sscanf(cmd, "CSS %*c,%2s,%*d",s) == 1) { 00205 //_net.reg = (strcmp("Z", s) == 0) ? REG_UNKNOWN : REG_HOME; 00206 } 00207 } else { 00208 // GSM/UMTS Specific ------------------------------------------- 00209 // +UUPSDD: <profile_id> 00210 if (sscanf(cmd, "UUPSDD: %d",&a) == 1) { 00211 if (*PROFILE == a) _ip = NOIP; 00212 } else { 00213 // +CREG|CGREG: <n>,<stat>[,<lac>,<ci>[,AcT[,<rac>]]] // reply to AT+CREG|AT+CGREG 00214 // +CREG|CGREG: <stat>[,<lac>,<ci>[,AcT[,<rac>]]] // URC 00215 b = 0xFFFF; c = 0xFFFFFFFF; d = -1; 00216 r = sscanf(cmd, "%s %*d,%d,\"%X\",\"%X\",%d",s,&a,&b,&c,&d); 00217 if (r <= 1) 00218 r = sscanf(cmd, "%s %d,\"%X\",\"%X\",%d",s,&a,&b,&c,&d); 00219 if (r >= 2) { 00220 Reg *reg = !strcmp(s, "CREG:") ? &_net.csd : 00221 !strcmp(s, "CGREG:") ? &_net.psd : 00222 !strcmp(s, "CEREG:") ? &_net.eps : NULL; 00223 if (reg) { 00224 // network status 00225 if (a == 0) *reg = REG_NONE; // 0: not registered, home network 00226 else if (a == 1) *reg = REG_HOME; // 1: registered, home network 00227 else if (a == 2) *reg = REG_NONE; // 2: not registered, but MT is currently searching a new operator to register to 00228 else if (a == 3) *reg = REG_DENIED; // 3: registration denied 00229 else if (a == 4) *reg = REG_UNKNOWN; // 4: unknown 00230 else if (a == 5) *reg = REG_ROAMING; // 5: registered, roaming 00231 else if (a == 6) *reg = REG_HOME; // 6: registered, sms only, home 00232 if ((r >= 3) && (b != 0xFFFF)) _net.lac = b; // location area code 00233 if ((r >= 4) && (c != 0xFFFFFFFF)) _net.ci = c; // cell ID 00234 // access technology 00235 if (r >= 5) { 00236 if (d == 0) _net.act = ACT_GSM; // 0: GSM 00237 else if (d == 1) _net.act = ACT_GSM; // 1: GSM COMPACT 00238 else if (d == 2) _net.act = ACT_UTRAN; // 2: UTRAN 00239 else if (d == 3) _net.act = ACT_EDGE; // 3: GSM with EDGE availability 00240 else if (d == 4) _net.act = ACT_UTRAN; // 4: UTRAN with HSDPA availability 00241 else if (d == 5) _net.act = ACT_UTRAN; // 5: UTRAN with HSUPA availability 00242 else if (d == 6) _net.act = ACT_UTRAN; // 6: UTRAN with HSDPA and HSUPA availability 00243 else if (d == 7) _net.act = ACT_LTE; // 7: LTE 00244 } 00245 } 00246 } 00247 } 00248 } 00249 } 00250 if (cb) { 00251 int len = LENGTH(ret); 00252 int ret = cb(type, buf, len, param); 00253 if (WAIT != ret) 00254 return ret; 00255 } 00256 if (type == TYPE_OK) 00257 return RESP_OK; 00258 if (type == TYPE_ERROR) 00259 return RESP_ERROR; 00260 if (type == TYPE_PROMPT) 00261 return RESP_PROMPT; 00262 } 00263 // relax a bit 00264 wait_ms(10); 00265 } 00266 while (!TIMEOUT(timer, timeout_ms)); 00267 return WAIT; 00268 } 00269 00270 int MDMParser::_cbString(int type, const char* buf, int len, char* str) 00271 { 00272 if (str && (type == TYPE_UNKNOWN)) { 00273 if (sscanf(buf, "\r\n%s\r\n", str) == 1) 00274 /*nothing*/; 00275 } 00276 return WAIT; 00277 } 00278 00279 int MDMParser::_cbInt(int type, const char* buf, int len, int* val) 00280 { 00281 if (val && (type == TYPE_UNKNOWN)) { 00282 if (sscanf(buf, "\r\n%d\r\n", val) == 1) 00283 /*nothing*/; 00284 } 00285 return WAIT; 00286 } 00287 00288 // ---------------------------------------------------------------- 00289 00290 bool MDMParser::connect( 00291 const char* simpin, 00292 const char* apn, const char* username, 00293 const char* password, Auth auth, 00294 PinName pn) 00295 { 00296 bool ok = init(simpin, NULL, pn); 00297 #ifdef MDM_DEBUG 00298 if (_debugLevel >= 1) dumpDevStatus(&_dev); 00299 #endif 00300 if (!ok) 00301 return false; 00302 ok = registerNet(); 00303 #ifdef MDM_DEBUG 00304 if (_debugLevel >= 1) dumpNetStatus(&_net); 00305 #endif 00306 if (!ok) 00307 return false; 00308 IP ip = join(apn,username,password,auth); 00309 #ifdef MDM_DEBUG 00310 if (_debugLevel >= 1) dumpIp(ip); 00311 #endif 00312 if (ip == NOIP) 00313 return false; 00314 return true; 00315 } 00316 00317 bool MDMParser::init(const char* simpin, DevStatus* status, PinName pn) 00318 { 00319 int i = 10; 00320 LOCK(); 00321 memset(&_dev, 0, sizeof(_dev)); 00322 if (pn != NC) { 00323 INFO("Modem::wakeup\r\n"); 00324 DigitalOut pin(pn, 1); 00325 while (i--) { 00326 // SARA-U2/LISA-U2 50..80us 00327 pin = 0; ::wait_us(50); 00328 pin = 1; ::wait_ms(10); 00329 00330 // SARA-G35 >5ms, LISA-C2 > 150ms, LEON-G2 >5ms 00331 pin = 0; ::wait_ms(150); 00332 pin = 1; ::wait_ms(100); 00333 00334 // purge any messages 00335 purge(); 00336 00337 // check interface 00338 sendFormated("AT\r\n"); 00339 int r = waitFinalResp(NULL,NULL,1000); 00340 if(RESP_OK == r) break; 00341 } 00342 if (i < 0) { 00343 ERROR("No Reply from Modem\r\n"); 00344 goto failure; 00345 } 00346 } 00347 _init = true; 00348 00349 INFO("Modem::init\r\n"); 00350 // echo off 00351 sendFormated("AT E0\r\n"); 00352 if(RESP_OK != waitFinalResp()) 00353 goto failure; 00354 // enable verbose error messages 00355 sendFormated("AT+CMEE=2\r\n"); 00356 if(RESP_OK != waitFinalResp()) 00357 goto failure; 00358 // set baud rate 00359 sendFormated("AT+IPR=115200\r\n"); 00360 if (RESP_OK != waitFinalResp()) 00361 goto failure; 00362 // wait some time until baudrate is applied 00363 wait_ms(200); // SARA-G > 40ms 00364 // identify the module 00365 sendFormated("ATI\r\n"); 00366 if (RESP_OK != waitFinalResp(_cbATI, &_dev.dev)) 00367 goto failure; 00368 if (_dev.dev == DEV_UNKNOWN) 00369 goto failure; 00370 // device specific init 00371 if (_dev.dev == DEV_LISA_C2) { 00372 // get the manufacturer 00373 sendFormated("AT+GMI\r\n"); 00374 if (RESP_OK != waitFinalResp(_cbString, _dev.manu)) 00375 goto failure; 00376 // get the model identification 00377 sendFormated("AT+GMM\r\n"); 00378 if (RESP_OK != waitFinalResp(_cbString, _dev.model)) 00379 goto failure; 00380 // get the sw version 00381 sendFormated("AT+GMR\r\n"); 00382 if (RESP_OK != waitFinalResp(_cbString, _dev.ver)) 00383 goto failure; 00384 // get the pseudo ESN or MEID 00385 sendFormated("AT+GSN\r\n"); 00386 if (RESP_OK != waitFinalResp(_cbString, _dev.meid)) 00387 goto failure; 00388 #if 0 00389 // enable power saving 00390 if (_dev.lpm != LPM_DISABLED) { 00391 // enable power saving (requires flow control, cts at least) 00392 sendFormated("AT+UPSV=1,1280\r\n"); 00393 if (RESP_OK != waitFinalResp()) 00394 goto failure; 00395 _dev.lpm = LPM_ACTIVE; 00396 } 00397 #endif 00398 } else { 00399 if ((_dev.dev == DEV_LISA_U2) || (_dev.dev == DEV_LEON_G2) || 00400 (_dev.dev == DEV_TOBY_L2)) { 00401 // enable the network identification feature 00402 sendFormated("AT+UGPIOC=20,2\r\n"); 00403 if (RESP_OK != waitFinalResp()) 00404 goto failure; 00405 } else if ((_dev.dev == DEV_SARA_U2) || (_dev.dev == DEV_SARA_G35)) { 00406 // enable the network identification feature 00407 sendFormated("AT+UGPIOC=16,2\r\n"); 00408 if (RESP_OK != waitFinalResp()) 00409 goto failure; 00410 } 00411 // check the sim card 00412 for (int i = 0; (i < 5) && (_dev.sim != SIM_READY); i++) { 00413 sendFormated("AT+CPIN?\r\n"); 00414 int ret = waitFinalResp(_cbCPIN, &_dev.sim); 00415 // having an error here is ok (sim may still be initializing) 00416 if ((RESP_OK != ret) && (RESP_ERROR != ret)) 00417 goto failure; 00418 // Enter PIN if needed 00419 if (_dev.sim == SIM_PIN) { 00420 if (!simpin) { 00421 ERROR("SIM PIN not available\r\n"); 00422 goto failure; 00423 } 00424 sendFormated("AT+CPIN=%s\r\n", simpin); 00425 if (RESP_OK != waitFinalResp(_cbCPIN, &_dev.sim)) 00426 goto failure; 00427 } else if (_dev.sim != SIM_READY) { 00428 wait_ms(1000); 00429 } 00430 } 00431 if (_dev.sim != SIM_READY) { 00432 if (_dev.sim == SIM_MISSING) 00433 ERROR("SIM not inserted\r\n"); 00434 goto failure; 00435 } 00436 // get the manufacturer 00437 sendFormated("AT+CGMI\r\n"); 00438 if (RESP_OK != waitFinalResp(_cbString, _dev.manu)) 00439 goto failure; 00440 // get the model identification 00441 sendFormated("AT+CGMM\r\n"); 00442 if (RESP_OK != waitFinalResp(_cbString, _dev.model)) 00443 goto failure; 00444 // get the version 00445 sendFormated("ATI9\r\n"); 00446 if (RESP_OK != waitFinalResp(_cbString, _dev.ver)) 00447 goto failure; 00448 // Returns the ICCID (Integrated Circuit Card ID) of the SIM-card. 00449 // ICCID is a serial number identifying the SIM. 00450 sendFormated("AT+CCID\r\n"); 00451 if (RESP_OK != waitFinalResp(_cbCCID, _dev.ccid)) 00452 goto failure; 00453 // Returns the product serial number, IMEI (International Mobile Equipment Identity) 00454 sendFormated("AT+CGSN\r\n"); 00455 if (RESP_OK != waitFinalResp(_cbString, _dev.imei)) 00456 goto failure; 00457 // enable power saving 00458 if (_dev.lpm != LPM_DISABLED) { 00459 // enable power saving (requires flow control, cts at least) 00460 sendFormated("AT+UPSV=1\r\n"); 00461 if (RESP_OK != waitFinalResp()) 00462 goto failure; 00463 _dev.lpm = LPM_ACTIVE; 00464 } 00465 // enable the psd registration unsolicited result code 00466 sendFormated("AT+CGREG=2\r\n"); 00467 if (RESP_OK != waitFinalResp()) 00468 goto failure; 00469 } 00470 // enable the network registration unsolicited result code 00471 sendFormated("AT+CREG=%d\r\n", (_dev.dev == DEV_LISA_C2) ? 1 : 2); 00472 if (RESP_OK != waitFinalResp()) 00473 goto failure; 00474 // Setup SMS in text mode 00475 sendFormated("AT+CMGF=1\r\n"); 00476 if (RESP_OK != waitFinalResp()) 00477 goto failure; 00478 // setup new message indication 00479 sendFormated("AT+CNMI=2,1\r\n"); 00480 if (RESP_OK != waitFinalResp()) 00481 goto failure; 00482 // Request IMSI (International Mobile Subscriber Identification) 00483 sendFormated("AT+CIMI\r\n"); 00484 if (RESP_OK != waitFinalResp(_cbString, _dev.imsi)) 00485 goto failure; 00486 if (status) 00487 memcpy(status, &_dev, sizeof(DevStatus)); 00488 UNLOCK(); 00489 return true; 00490 failure: 00491 unlock(); 00492 return false; 00493 } 00494 00495 bool MDMParser::powerOff(void) 00496 { 00497 bool ok = false; 00498 if (_init) { 00499 LOCK(); 00500 INFO("Modem::powerOff\r\n"); 00501 sendFormated("AT+CPWROFF\r\n"); 00502 if (RESP_OK == waitFinalResp(NULL,NULL,120*1000)) { 00503 _init = false; 00504 ok = true; 00505 } 00506 UNLOCK(); 00507 } 00508 return ok; 00509 } 00510 00511 int MDMParser::_cbATI(int type, const char* buf, int len, Dev* dev) 00512 { 00513 if ((type == TYPE_UNKNOWN) && dev) { 00514 if (strstr(buf, "SARA-G35")) *dev = DEV_SARA_G35; 00515 else if (strstr(buf, "LISA-U2")) *dev = DEV_LISA_U2; 00516 else if (strstr(buf, "LISA-C2")) *dev = DEV_LISA_C2; 00517 else if (strstr(buf, "SARA-U2")) *dev = DEV_SARA_U2; 00518 else if (strstr(buf, "LEON-G2")) *dev = DEV_LEON_G2; 00519 else if (strstr(buf, "TOBY-L2")) *dev = DEV_TOBY_L2; 00520 else if (strstr(buf, "MPCI-L2")) *dev = DEV_MPCI_L2; 00521 } 00522 return WAIT; 00523 } 00524 00525 int MDMParser::_cbCPIN(int type, const char* buf, int len, Sim* sim) 00526 { 00527 if (sim) { 00528 if (type == TYPE_PLUS){ 00529 char s[16]; 00530 if (sscanf(buf, "\r\n+CPIN: %[^\r]\r\n", s) >= 1) 00531 *sim = (0 == strcmp("READY", s)) ? SIM_READY : SIM_PIN; 00532 } else if (type == TYPE_ERROR) { 00533 if (strstr(buf, "+CME ERROR: SIM not inserted")) 00534 *sim = SIM_MISSING; 00535 } 00536 } 00537 return WAIT; 00538 } 00539 00540 int MDMParser::_cbCCID(int type, const char* buf, int len, char* ccid) 00541 { 00542 if ((type == TYPE_PLUS) && ccid){ 00543 if (sscanf(buf, "\r\n+CCID: %[^\r]\r\n", ccid) == 1) 00544 /*TRACE("Got CCID: %s\r\n", ccid)*/; 00545 } 00546 return WAIT; 00547 } 00548 00549 bool MDMParser::registerNet(NetStatus* status /*= NULL*/, int timeout_ms /*= 180000*/) 00550 { 00551 Timer timer; 00552 timer.start(); 00553 INFO("Modem::register\r\n"); 00554 while (!checkNetStatus(status) && !TIMEOUT(timer, timeout_ms)) 00555 wait_ms(1000); 00556 if (_net.csd == REG_DENIED) ERROR("CSD Registration Denied\r\n"); 00557 if (_net.psd == REG_DENIED) ERROR("PSD Registration Denied\r\n"); 00558 if (_net.eps == REG_DENIED) ERROR("EPS Registration Denied\r\n"); 00559 return REG_OK(_net.csd) || REG_OK(_net.psd) || REG_OK(_net.eps); 00560 } 00561 00562 bool MDMParser::checkNetStatus(NetStatus* status /*= NULL*/) 00563 { 00564 bool ok = false; 00565 LOCK(); 00566 memset(&_net, 0, sizeof(_net)); 00567 _net.lac = 0xFFFF; 00568 _net.ci = 0xFFFFFFFF; 00569 // check registration 00570 sendFormated("AT+CREG?\r\n"); 00571 waitFinalResp(); // don't fail as service could be not subscribed 00572 if (_dev.dev != DEV_LISA_C2) { 00573 // check PSD registration 00574 sendFormated("AT+CGREG?\r\n"); 00575 waitFinalResp(); // don't fail as service could be not subscribed 00576 if ((_dev.dev == DEV_TOBY_L2) || (_dev.dev == DEV_MPCI_L2)) { 00577 // check EPS network registration 00578 sendFormated("AT+CEREG?\r\n"); 00579 waitFinalResp(); // don't fail as service could be not subscribed 00580 } 00581 } 00582 if (REG_OK(_net.csd) || REG_OK(_net.psd) || REG_OK(_net.eps)) 00583 { 00584 // check modem specific status messages 00585 if (_dev.dev == DEV_LISA_C2) { 00586 sendFormated("AT+CSS?\r\n"); 00587 if (RESP_OK != waitFinalResp()) 00588 goto failure; 00589 while (1) { 00590 // get the Telephone number 00591 sendFormated("AT$MDN?\r\n"); 00592 if (RESP_OK != waitFinalResp(_cbString, _net.num)) 00593 goto failure; 00594 // check if we have a Mobile Directory Number 00595 if (*_net.num && (memcmp(_net.num, "000000", 6) != 0)) 00596 break; 00597 00598 INFO("Device not yet activated\r\n"); 00599 INFO("Make sure you have a valid contract with the network operator for this device.\r\n"); 00600 // Check if the the version contains a V for Verizon 00601 // Verizon: E0.V.xx.00.xxR, 00602 // Sprint E0.S.xx.00.xxR 00603 if (_dev.ver[3] == 'V') { 00604 int i; 00605 INFO("Start device over-the-air activation (this can take a few minutes)\r\n"); 00606 sendFormated("AT+CDV=*22899\r\n"); 00607 i = 1; 00608 if ((RESP_OK != waitFinalResp(_cbUACTIND, &i, 120*1000)) || (i == 1)) { 00609 ERROR("Device over-the-air activation failed\r\n"); 00610 goto failure; 00611 } 00612 INFO("Device over-the-air activation successful\r\n"); 00613 00614 INFO("Start PRL over-the-air update (this can take a few minutes)\r\n"); 00615 sendFormated("AT+CDV=*22891\r\n"); 00616 i = 1; 00617 if ((RESP_OK != waitFinalResp(_cbUACTIND, &i, 120*1000)) || (i == 1)) { 00618 ERROR("PRL over-the-air update failed\r\n"); 00619 goto failure; 00620 } 00621 INFO("PRL over-the-air update successful\r\n"); 00622 00623 } else { 00624 // Sprint or Aeris 00625 INFO("Wait for OMA-DM over-the-air activation (this can take a few minutes)\r\n"); 00626 wait_ms(120*1000); 00627 } 00628 } 00629 // get the the Network access identifier string 00630 char nai[64]; 00631 sendFormated("AT$QCMIPNAI?\r\n"); 00632 if (RESP_OK != waitFinalResp(_cbString, nai)) 00633 goto failure; 00634 } else { 00635 sendFormated("AT+COPS?\r\n"); 00636 if (RESP_OK != waitFinalResp(_cbCOPS, &_net)) 00637 goto failure; 00638 // get the MSISDNs related to this subscriber 00639 sendFormated("AT+CNUM\r\n"); 00640 if (RESP_OK != waitFinalResp(_cbCNUM, _net.num)) 00641 goto failure; 00642 } 00643 // get the signal strength indication 00644 sendFormated("AT+CSQ\r\n"); 00645 if (RESP_OK != waitFinalResp(_cbCSQ, &_net)) 00646 goto failure; 00647 } 00648 if (status) { 00649 memcpy(status, &_net, sizeof(NetStatus)); 00650 } 00651 ok = REG_DONE(_net.csd) && 00652 (REG_DONE(_net.psd) || REG_DONE(_net.eps)); 00653 UNLOCK(); 00654 return ok; 00655 failure: 00656 unlock(); 00657 return false; 00658 } 00659 00660 int MDMParser::_cbCOPS(int type, const char* buf, int len, NetStatus* status) 00661 { 00662 if ((type == TYPE_PLUS) && status){ 00663 int act = 99; 00664 // +COPS: <mode>[,<format>,<oper>[,<AcT>]] 00665 if (sscanf(buf, "\r\n+COPS: %*d,%*d,\"%[^\"]\",%d",status->opr,&act) >= 1) { 00666 if (act == 0) status->act = ACT_GSM; // 0: GSM, 00667 else if (act == 2) status->act = ACT_UTRAN; // 2: UTRAN 00668 else if (act == 7) status->act = ACT_LTE; // 2: UTRAN 00669 } 00670 } 00671 return WAIT; 00672 } 00673 00674 int MDMParser::_cbCNUM(int type, const char* buf, int len, char* num) 00675 { 00676 if ((type == TYPE_PLUS) && num){ 00677 int a; 00678 if ((sscanf(buf, "\r\n+CNUM: \"My Number\",\"%31[^\"]\",%d", num, &a) == 2) && 00679 ((a == 129) || (a == 145))) { 00680 } 00681 } 00682 return WAIT; 00683 } 00684 00685 int MDMParser::_cbCSQ(int type, const char* buf, int len, NetStatus* status) 00686 { 00687 if ((type == TYPE_PLUS) && status){ 00688 int a,b; 00689 char _ber[] = { 49, 43, 37, 25, 19, 13, 7, 0 }; // see 3GPP TS 45.008 [20] subclause 8.2.4 00690 // +CSQ: <rssi>,<qual> 00691 if (sscanf(buf, "\r\n+CSQ: %d,%d",&a,&b) == 2) { 00692 if (a != 99) status->rssi = -113 + 2*a; // 0: -113 1: -111 ... 30: -53 dBm with 2 dBm steps, 31: >-51 dBm 00693 if ((b != 99) && (b < sizeof(_ber))) status->ber = _ber[b]; // 00694 } 00695 } 00696 return WAIT; 00697 } 00698 00699 00700 int MDMParser::_cbUACTIND(int type, const char* buf, int len, int* i) 00701 { 00702 if ((type == TYPE_PLUS) && i){ 00703 int a; 00704 if (sscanf(buf, "\r\n+UACTIND: %d", &a) == 1) { 00705 *i = a; 00706 } 00707 } 00708 return WAIT; 00709 } 00710 00711 // ---------------------------------------------------------------- 00712 // internet connection 00713 00714 bool MDMParser::_activateProfile(const char* apn, const char* username, const char* password, Auth auth) 00715 { 00716 // Set up the APN 00717 if (*apn) { 00718 sendFormated("AT+UPSD=" PROFILE ",1,\"%s\"\r\n", apn); 00719 if (RESP_OK != waitFinalResp()) 00720 return false; 00721 } 00722 if (*username) { 00723 sendFormated("AT+UPSD=" PROFILE ",2,\"%s\"\r\n", username); 00724 if (RESP_OK != waitFinalResp()) 00725 return false; 00726 } 00727 if (*password) { 00728 sendFormated("AT+UPSD=" PROFILE ",3,\"%s\"\r\n", password); 00729 if (RESP_OK != waitFinalResp()) 00730 return false; 00731 } 00732 // Set up the dynamic IP address assignment. 00733 sendFormated("AT+UPSD=" PROFILE ",7,\"0.0.0.0\"\r\n"); 00734 if (RESP_OK != waitFinalResp()) 00735 return false; 00736 // try different Authentication Protocols 00737 // 0 = none 00738 // 1 = PAP (Password Authentication Protocol) 00739 // 2 = CHAP (Challenge Handshake Authentication Protocol) 00740 for (int i = AUTH_NONE; i <= AUTH_CHAP; i ++) { 00741 if ((auth == AUTH_DETECT) || (auth == i)) { 00742 // Set up the Authentication Protocol 00743 sendFormated("AT+UPSD=" PROFILE ",6,%d\r\n",i); 00744 if (RESP_OK != waitFinalResp()) 00745 return false; 00746 // Activate the profile and make connection 00747 sendFormated("AT+UPSDA=" PROFILE ",3\r\n"); 00748 if (RESP_OK == waitFinalResp(NULL,NULL,150*1000)) 00749 return true; 00750 } 00751 } 00752 return false; 00753 } 00754 00755 bool MDMParser::_activateProfileByCid(int cid, const char* apn, const char* username, const char* password, Auth auth) 00756 { 00757 sendFormated("AT+CGDCONT=%d,\"IP\",\"%s\"\r\n", cid, apn); 00758 if (RESP_OK != waitFinalResp()) 00759 return false; 00760 sendFormated("AT+UAUTHREQ=%d,%d,\"%s\",\"%s\"\r\n", cid, auth, username, password); 00761 if (RESP_OK != waitFinalResp()) 00762 return false; 00763 sendFormated("AT+UPSD=" PROFILE ",100,%d\r\n", cid); 00764 if (RESP_OK != waitFinalResp()) 00765 return false; 00766 // Activate the profile and make connection 00767 sendFormated("AT+UPSDA=" PROFILE ",3\r\n"); 00768 return (RESP_OK == waitFinalResp(NULL,NULL,150*1000)); 00769 } 00770 00771 MDMParser::IP MDMParser::join(const char* apn /*= NULL*/, const char* username /*= NULL*/, 00772 const char* password /*= NULL*/, Auth auth /*= AUTH_DETECT*/) 00773 { 00774 LOCK(); 00775 INFO("Modem::join\r\n"); 00776 _ip = NOIP; 00777 if (_dev.dev == DEV_LISA_C2) { 00778 // make a dumy dns lookup (which will fail, so ignore the result) 00779 sendFormated("AT+UDNSRN=0,\"u-blox.com\"\r\n"); 00780 waitFinalResp(); 00781 // This fake lookup will enable the IP connection and we 00782 // should have an IP after this, so we check it 00783 00784 //Get local IP address 00785 sendFormated("AT+CMIP?\r\n"); 00786 if (RESP_OK != waitFinalResp(_cbCMIP, &_ip)) 00787 goto failure; 00788 00789 } else { 00790 // check gprs attach status 00791 sendFormated("AT+CGATT=1\r\n"); 00792 if (RESP_OK != waitFinalResp(NULL,NULL,3*60*1000)) 00793 goto failure; 00794 // Check the profile 00795 int a = 0; 00796 bool force = true; 00797 sendFormated("AT+UPSND=" PROFILE ",8\r\n"); 00798 if (RESP_OK != waitFinalResp(_cbUPSND, &a)) 00799 goto failure; 00800 if (a == 1 && force) { 00801 // disconnect the profile already if it is connected 00802 sendFormated("AT+UPSDA=" PROFILE ",4\r\n"); 00803 if (RESP_OK != waitFinalResp(NULL,NULL,40*1000)) 00804 goto failure; 00805 a = 0; 00806 } 00807 if (a == 0) { 00808 bool ok = false; 00809 // try to lookup the apn settings from our local database by mccmnc 00810 const char* config = NULL; 00811 if (!apn && !username && !password) 00812 config = apnconfig(_dev.imsi); 00813 do { 00814 if (config) { 00815 apn = _APN_GET(config); 00816 username = _APN_GET(config); 00817 password = _APN_GET(config); 00818 } 00819 // convert pointer to empty strings 00820 apn = apn ? apn : ""; 00821 username = username ? username : ""; 00822 password = password ? password : ""; 00823 auth = (*username && *password) ? auth : AUTH_NONE; 00824 TRACE("Testing APN Settings(\"%s\",\"%s\",\"%s\",%d)\r\n", apn, username, password, auth); 00825 if ((_dev.dev != DEV_TOBY_L2) && (_dev.dev != DEV_MPCI_L2)) 00826 ok = _activateProfile(apn, username, password, auth); 00827 else 00828 ok = _activateProfileByCid(1, apn, username, password, auth); 00829 } while (!ok && config && *config); // maybe use next setting ? 00830 if (!ok) { 00831 ERROR("Your modem APN/password/username may be wrong\r\n"); 00832 goto failure; 00833 } 00834 } 00835 //Get local IP address 00836 sendFormated("AT+UPSND=" PROFILE ",0\r\n"); 00837 if (RESP_OK != waitFinalResp(_cbUPSND, &_ip)) 00838 goto failure; 00839 } 00840 UNLOCK(); 00841 return _ip; 00842 failure: 00843 unlock(); 00844 return NOIP; 00845 } 00846 00847 int MDMParser::_cbUDOPN(int type, const char* buf, int len, char* mccmnc) 00848 { 00849 if ((type == TYPE_PLUS) && mccmnc) { 00850 if (sscanf(buf, "\r\n+UDOPN: 0,\"%[^\"]\"", mccmnc) == 1) 00851 ; 00852 } 00853 return WAIT; 00854 } 00855 00856 int MDMParser::_cbCMIP(int type, const char* buf, int len, IP* ip) 00857 { 00858 if ((type == TYPE_UNKNOWN) && ip) { 00859 int a,b,c,d; 00860 if (sscanf(buf, "\r\n" IPSTR, &a,&b,&c,&d) == 4) 00861 *ip = IPADR(a,b,c,d); 00862 } 00863 return WAIT; 00864 } 00865 00866 int MDMParser::_cbUPSND(int type, const char* buf, int len, int* act) 00867 { 00868 if ((type == TYPE_PLUS) && act) { 00869 if (sscanf(buf, "\r\n+UPSND: %*d,%*d,%d", act) == 1) 00870 /*nothing*/; 00871 } 00872 return WAIT; 00873 } 00874 00875 int MDMParser::_cbUPSND(int type, const char* buf, int len, IP* ip) 00876 { 00877 if ((type == TYPE_PLUS) && ip) { 00878 int a,b,c,d; 00879 // +UPSND=<profile_id>,<param_tag>[,<dynamic_param_val>] 00880 if (sscanf(buf, "\r\n+UPSND: " PROFILE ",0,\"" IPSTR "\"", &a,&b,&c,&d) == 4) 00881 *ip = IPADR(a,b,c,d); 00882 } 00883 return WAIT; 00884 } 00885 00886 int MDMParser::_cbUDNSRN(int type, const char* buf, int len, IP* ip) 00887 { 00888 if ((type == TYPE_PLUS) && ip) { 00889 int a,b,c,d; 00890 if (sscanf(buf, "\r\n+UDNSRN: \"" IPSTR "\"", &a,&b,&c,&d) == 4) 00891 *ip = IPADR(a,b,c,d); 00892 } 00893 return WAIT; 00894 } 00895 00896 bool MDMParser::disconnect(void) 00897 { 00898 bool ok = false; 00899 LOCK(); 00900 INFO("Modem::disconnect\r\n"); 00901 if (_ip != NOIP) { 00902 if (_dev.dev == DEV_LISA_C2) { 00903 // There something to do here 00904 _ip = NOIP; 00905 ok = true; 00906 } else { 00907 sendFormated("AT+UPSDA=" PROFILE ",4\r\n"); 00908 if (RESP_OK != waitFinalResp()) { 00909 _ip = NOIP; 00910 ok = true; 00911 } 00912 } 00913 } 00914 UNLOCK(); 00915 return ok; 00916 } 00917 00918 MDMParser::IP MDMParser::gethostbyname(const char* host) 00919 { 00920 IP ip = NOIP; 00921 int a,b,c,d; 00922 if (sscanf(host, IPSTR, &a,&b,&c,&d) == 4) 00923 ip = IPADR(a,b,c,d); 00924 else { 00925 LOCK(); 00926 sendFormated("AT+UDNSRN=0,\"%s\"\r\n", host); 00927 if (RESP_OK != waitFinalResp(_cbUDNSRN, &ip)) 00928 ip = NOIP; 00929 UNLOCK(); 00930 } 00931 return ip; 00932 } 00933 00934 // ---------------------------------------------------------------- 00935 // sockets 00936 00937 int MDMParser::_cbUSOCR(int type, const char* buf, int len, int* handle) 00938 { 00939 if ((type == TYPE_PLUS) && handle) { 00940 // +USOCR: socket 00941 if (sscanf(buf, "\r\n+USOCR: %d", handle) == 1) 00942 /*nothing*/; 00943 } 00944 return WAIT; 00945 } 00946 00947 int MDMParser::socketSocket(IpProtocol ipproto, int port) 00948 { 00949 int socket; 00950 LOCK(); 00951 // find an free socket 00952 socket = _findSocket(); 00953 TRACE("socketSocket(%d)\r\n", ipproto); 00954 if (socket != SOCKET_ERROR) { 00955 if (ipproto == IPPROTO_UDP) { 00956 // sending port can only be set on 2G/3G modules 00957 if ((port != -1) && (_dev.dev != DEV_LISA_C2)) { 00958 sendFormated("AT+USOCR=17,%d\r\n", port); 00959 } else { 00960 sendFormated("AT+USOCR=17\r\n"); 00961 } 00962 } else /*(ipproto == IPPROTO_TCP)*/ { 00963 sendFormated("AT+USOCR=6\r\n"); 00964 } 00965 int handle = SOCKET_ERROR; 00966 if ((RESP_OK == waitFinalResp(_cbUSOCR, &handle)) && 00967 (handle != SOCKET_ERROR)) { 00968 TRACE("Socket %d: handle %d was created\r\n", socket, handle); 00969 _sockets[socket].handle = handle; 00970 _sockets[socket].timeout_ms = TIMEOUT_BLOCKING; 00971 _sockets[socket].connected = false; 00972 _sockets[socket].pending = 0; 00973 } 00974 else 00975 socket = SOCKET_ERROR; 00976 } 00977 UNLOCK(); 00978 return socket; 00979 } 00980 00981 bool MDMParser::socketConnect(int socket, const char * host, int port) 00982 { 00983 IP ip = gethostbyname(host); 00984 if (ip == NOIP) 00985 return false; 00986 // connect to socket 00987 bool ok = false; 00988 LOCK(); 00989 if (ISSOCKET(socket) && (!_sockets[socket].connected)) { 00990 TRACE("socketConnect(%d,%s,%d)\r\n", socket,host,port); 00991 sendFormated("AT+USOCO=%d,\"" IPSTR "\",%d\r\n", _sockets[socket].handle, IPNUM(ip), port); 00992 if (RESP_OK == waitFinalResp()) 00993 ok = _sockets[socket].connected = true; 00994 } 00995 UNLOCK(); 00996 return ok; 00997 } 00998 00999 bool MDMParser::socketIsConnected(int socket) 01000 { 01001 bool ok = false; 01002 LOCK(); 01003 ok = ISSOCKET(socket) && _sockets[socket].connected; 01004 TRACE("socketIsConnected(%d) %s\r\n", socket, ok?"yes":"no"); 01005 UNLOCK(); 01006 return ok; 01007 } 01008 01009 bool MDMParser::socketSetBlocking(int socket, int timeout_ms) 01010 { 01011 bool ok = false; 01012 LOCK(); 01013 TRACE("socketSetBlocking(%d,%d)\r\n", socket,timeout_ms); 01014 if (ISSOCKET(socket)) { 01015 _sockets[socket].timeout_ms = timeout_ms; 01016 ok = true; 01017 } 01018 UNLOCK(); 01019 return ok; 01020 } 01021 01022 bool MDMParser::socketClose(int socket) 01023 { 01024 bool ok = false; 01025 LOCK(); 01026 if (ISSOCKET(socket) && _sockets[socket].connected) { 01027 TRACE("socketClose(%d)\r\n", socket); 01028 sendFormated("AT+USOCL=%d\r\n", _sockets[socket].handle); 01029 if (RESP_OK == waitFinalResp()) { 01030 _sockets[socket].connected = false; 01031 ok = true; 01032 } 01033 } 01034 UNLOCK(); 01035 return ok; 01036 } 01037 01038 bool MDMParser::socketFree(int socket) 01039 { 01040 // make sure it is closed 01041 socketClose(socket); 01042 bool ok = true; 01043 LOCK(); 01044 if (ISSOCKET(socket)) { 01045 TRACE("socketFree(%d)\r\n", socket); 01046 _sockets[socket].handle = SOCKET_ERROR; 01047 _sockets[socket].timeout_ms = TIMEOUT_BLOCKING; 01048 _sockets[socket].connected = false; 01049 _sockets[socket].pending = 0; 01050 ok = true; 01051 } 01052 UNLOCK(); 01053 return ok; 01054 } 01055 01056 #define USO_MAX_WRITE 1024 //!< maximum number of bytes to write to socket 01057 01058 int MDMParser::socketSend(int socket, const char * buf, int len) 01059 { 01060 TRACE("socketSend(%d,,%d)\r\n", socket,len); 01061 int cnt = len; 01062 while (cnt > 0) { 01063 int blk = USO_MAX_WRITE; 01064 if (cnt < blk) 01065 blk = cnt; 01066 bool ok = false; 01067 LOCK(); 01068 if (ISSOCKET(socket)) { 01069 sendFormated("AT+USOWR=%d,%d\r\n",_sockets[socket].handle,blk); 01070 if (RESP_PROMPT == waitFinalResp()) { 01071 wait_ms(50); 01072 send(buf, blk); 01073 if (RESP_OK == waitFinalResp()) 01074 ok = true; 01075 } 01076 } 01077 UNLOCK(); 01078 if (!ok) 01079 return SOCKET_ERROR; 01080 buf += blk; 01081 cnt -= blk; 01082 } 01083 return (len - cnt); 01084 } 01085 01086 int MDMParser::socketSendTo(int socket, IP ip, int port, const char * buf, int len) 01087 { 01088 TRACE("socketSendTo(%d," IPSTR ",%d,,%d)\r\n", socket,IPNUM(ip),port,len); 01089 int cnt = len; 01090 while (cnt > 0) { 01091 int blk = USO_MAX_WRITE; 01092 if (cnt < blk) 01093 blk = cnt; 01094 bool ok = false; 01095 LOCK(); 01096 if (ISSOCKET(socket)) { 01097 sendFormated("AT+USOST=%d,\"" IPSTR "\",%d,%d\r\n",_sockets[socket].handle,IPNUM(ip),port,blk); 01098 if (RESP_PROMPT == waitFinalResp()) { 01099 wait_ms(50); 01100 send(buf, blk); 01101 if (RESP_OK == waitFinalResp()) 01102 ok = true; 01103 } 01104 } 01105 UNLOCK(); 01106 if (!ok) 01107 return SOCKET_ERROR; 01108 buf += blk; 01109 cnt -= blk; 01110 } 01111 return (len - cnt); 01112 } 01113 01114 int MDMParser::socketReadable(int socket) 01115 { 01116 int pending = SOCKET_ERROR; 01117 LOCK(); 01118 if (ISSOCKET(socket) && _sockets[socket].connected) { 01119 TRACE("socketReadable(%d)\r\n", socket); 01120 // allow to receive unsolicited commands 01121 waitFinalResp(NULL, NULL, 0); 01122 if (_sockets[socket].connected) 01123 pending = _sockets[socket].pending; 01124 } 01125 UNLOCK(); 01126 return pending; 01127 } 01128 01129 int MDMParser::_cbUSORD(int type, const char* buf, int len, char* out) 01130 { 01131 if ((type == TYPE_PLUS) && out) { 01132 int sz, sk; 01133 if ((sscanf(buf, "\r\n+USORD: %d,%d,", &sk, &sz) == 2) && 01134 (buf[len-sz-2] == '\"') && (buf[len-1] == '\"')) { 01135 memcpy(out, &buf[len-1-sz], sz); 01136 } 01137 } 01138 return WAIT; 01139 } 01140 01141 int MDMParser::socketRecv(int socket, char* buf, int len) 01142 { 01143 int cnt = 0; 01144 TRACE("socketRecv(%d,,%d)\r\n", socket, len); 01145 #ifdef MDM_DEBUG 01146 memset(buf, '\0', len); 01147 #endif 01148 Timer timer; 01149 timer.start(); 01150 while (len) { 01151 int blk = MAX_SIZE; // still need space for headers and unsolicited commands 01152 if (len < blk) blk = len; 01153 bool ok = false; 01154 LOCK(); 01155 if (ISSOCKET(socket)) { 01156 if (_sockets[socket].connected) { 01157 if (_sockets[socket].pending < blk) 01158 blk = _sockets[socket].pending; 01159 if (blk > 0) { 01160 sendFormated("AT+USORD=%d,%d\r\n",_sockets[socket].handle, blk); 01161 if (RESP_OK == waitFinalResp(_cbUSORD, buf)) { 01162 _sockets[socket].pending -= blk; 01163 len -= blk; 01164 cnt += blk; 01165 buf += blk; 01166 ok = true; 01167 } 01168 } else if (!TIMEOUT(timer, _sockets[socket].timeout_ms)) { 01169 ok = (WAIT == waitFinalResp(NULL,NULL,0)); // wait for URCs 01170 } else { 01171 len = 0; 01172 ok = true; 01173 } 01174 } else { 01175 len = 0; 01176 ok = true; 01177 } 01178 } 01179 UNLOCK(); 01180 if (!ok) { 01181 TRACE("socketRecv: ERROR\r\n"); 01182 return SOCKET_ERROR; 01183 } 01184 } 01185 TRACE("socketRecv: %d \"%*s\"\r\n", cnt, cnt, buf-cnt); 01186 return cnt; 01187 } 01188 01189 int MDMParser::_cbUSORF(int type, const char* buf, int len, USORFparam* param) 01190 { 01191 if ((type == TYPE_PLUS) && param) { 01192 int sz, sk, p, a,b,c,d; 01193 int r = sscanf(buf, "\r\n+USORF: %d,\"" IPSTR "\",%d,%d,", 01194 &sk,&a,&b,&c,&d,&p,&sz); 01195 if ((r == 7) && (buf[len-sz-2] == '\"') && (buf[len-1] == '\"')) { 01196 memcpy(param->buf, &buf[len-1-sz], sz); 01197 param->ip = IPADR(a,b,c,d); 01198 param->port = p; 01199 } 01200 } 01201 return WAIT; 01202 } 01203 01204 int MDMParser::socketRecvFrom(int socket, IP* ip, int* port, char* buf, int len) 01205 { 01206 int cnt = 0; 01207 TRACE("socketRecvFrom(%d,,%d)\r\n", socket, len); 01208 #ifdef MDM_DEBUG 01209 memset(buf, '\0', len); 01210 #endif 01211 Timer timer; 01212 timer.start(); 01213 while (len) { 01214 int blk = MAX_SIZE; // still need space for headers and unsolicited commands 01215 if (len < blk) blk = len; 01216 bool ok = false; 01217 LOCK(); 01218 if (ISSOCKET(socket)) { 01219 if (_sockets[socket].pending < blk) 01220 blk = _sockets[socket].pending; 01221 if (blk > 0) { 01222 sendFormated("AT+USORF=%d,%d\r\n",_sockets[socket].handle, blk); 01223 USORFparam param; 01224 param.buf = buf; 01225 if (RESP_OK == waitFinalResp(_cbUSORF, ¶m)) { 01226 _sockets[socket].pending -= blk; 01227 *ip = param.ip; 01228 *port = param.port; 01229 len -= blk; 01230 cnt += blk; 01231 buf += blk; 01232 len = 0; // done 01233 ok = true; 01234 } 01235 } else if (!TIMEOUT(timer, _sockets[socket].timeout_ms)) { 01236 ok = (WAIT == waitFinalResp(NULL,NULL,0)); // wait for URCs 01237 } else { 01238 len = 0; // no more data and socket closed or timed-out 01239 ok = true; 01240 } 01241 } 01242 UNLOCK(); 01243 if (!ok) { 01244 TRACE("socketRecv: ERROR\r\n"); 01245 return SOCKET_ERROR; 01246 } 01247 } 01248 timer.stop(); 01249 timer.reset(); 01250 TRACE("socketRecv: %d \"%*s\"\r\n", cnt, cnt, buf-cnt); 01251 return cnt; 01252 } 01253 01254 int MDMParser::_findSocket(int handle) { 01255 for (int socket = 0; socket < NUMSOCKETS; socket ++) { 01256 if (_sockets[socket].handle == handle) 01257 return socket; 01258 } 01259 return SOCKET_ERROR; 01260 } 01261 01262 // ---------------------------------------------------------------- 01263 01264 int MDMParser::_cbCMGL(int type, const char* buf, int len, CMGLparam* param) 01265 { 01266 if ((type == TYPE_PLUS) && param && param->num) { 01267 // +CMGL: <ix>,... 01268 int ix; 01269 if (sscanf(buf, "\r\n+CMGL: %d,", &ix) == 1) 01270 { 01271 *param->ix++ = ix; 01272 param->num--; 01273 } 01274 } 01275 return WAIT; 01276 } 01277 01278 int MDMParser::smsList(const char* stat /*= "ALL"*/, int* ix /*=NULL*/, int num /*= 0*/) { 01279 int ret = -1; 01280 LOCK(); 01281 sendFormated("AT+CMGL=\"%s\"\r\n", stat); 01282 CMGLparam param; 01283 param.ix = ix; 01284 param.num = num; 01285 if (RESP_OK == waitFinalResp(_cbCMGL, ¶m)) 01286 ret = num - param.num; 01287 UNLOCK(); 01288 return ret; 01289 } 01290 01291 bool MDMParser::smsSend(const char* num, const char* buf) 01292 { 01293 bool ok = false; 01294 LOCK(); 01295 sendFormated("AT+CMGS=\"%s\"\r\n",num); 01296 if (RESP_PROMPT == waitFinalResp(NULL,NULL,150*1000)) { 01297 send(buf, strlen(buf)); 01298 const char ctrlZ = 0x1A; 01299 send(&ctrlZ, sizeof(ctrlZ)); 01300 ok = (RESP_OK == waitFinalResp()); 01301 } 01302 UNLOCK(); 01303 return ok; 01304 } 01305 01306 bool MDMParser::smsDelete(int ix) 01307 { 01308 bool ok = false; 01309 LOCK(); 01310 sendFormated("AT+CMGD=%d\r\n",ix); 01311 ok = (RESP_OK == waitFinalResp()); 01312 UNLOCK(); 01313 return ok; 01314 } 01315 01316 int MDMParser::_cbCMGR(int type, const char* buf, int len, CMGRparam* param) 01317 { 01318 if (param) { 01319 if (type == TYPE_PLUS) { 01320 if (sscanf(buf, "\r\n+CMGR: \"%*[^\"]\",\"%[^\"]", param->num) == 1) { 01321 } 01322 } else if ((type == TYPE_UNKNOWN) && (buf[len-2] == '\r') && (buf[len-1] == '\n')) { 01323 memcpy(param->buf, buf, len-2); 01324 param->buf[len-2] = '\0'; 01325 } 01326 } 01327 return WAIT; 01328 } 01329 01330 bool MDMParser::smsRead(int ix, char* num, char* buf, int len) 01331 { 01332 bool ok = false; 01333 LOCK(); 01334 CMGRparam param; 01335 param.num = num; 01336 param.buf = buf; 01337 sendFormated("AT+CMGR=%d\r\n",ix); 01338 ok = (RESP_OK == waitFinalResp(_cbCMGR, ¶m)); 01339 UNLOCK(); 01340 return ok; 01341 } 01342 01343 // ---------------------------------------------------------------- 01344 01345 int MDMParser::_cbCUSD(int type, const char* buf, int len, char* resp) 01346 { 01347 if ((type == TYPE_PLUS) && resp) { 01348 // +USD: \"%*[^\"]\",\"%[^\"]\",,\"%*[^\"]\",%d,%d,%d,%d,\"*[^\"]\",%d,%d"..); 01349 if (sscanf(buf, "\r\n+CUSD: %*d,\"%[^\"]\",%*d", resp) == 1) { 01350 /*nothing*/ 01351 } 01352 } 01353 return WAIT; 01354 } 01355 01356 bool MDMParser::ussdCommand(const char* cmd, char* buf) 01357 { 01358 bool ok = false; 01359 LOCK(); 01360 *buf = '\0'; 01361 if (_dev.dev != DEV_LISA_C2) { 01362 sendFormated("AT+CUSD=1,\"%s\"\r\n",cmd); 01363 ok = (RESP_OK == waitFinalResp(_cbCUSD, buf)); 01364 } 01365 UNLOCK(); 01366 return ok; 01367 } 01368 01369 // ---------------------------------------------------------------- 01370 01371 int MDMParser::_cbUDELFILE(int type, const char* buf, int len, void*) 01372 { 01373 if ((type == TYPE_ERROR) && strstr(buf, "+CME ERROR: FILE NOT FOUND")) 01374 return RESP_OK; // file does not exist, so all ok... 01375 return WAIT; 01376 } 01377 01378 bool MDMParser::delFile(const char* filename) 01379 { 01380 bool ok = false; 01381 LOCK(); 01382 sendFormated("AT+UDELFILE=\"%s\"\r\n", filename); 01383 ok = (RESP_OK == waitFinalResp(_cbUDELFILE)); 01384 UNLOCK(); 01385 return ok; 01386 } 01387 01388 int MDMParser::writeFile(const char* filename, const char* buf, int len) 01389 { 01390 bool ok = false; 01391 LOCK(); 01392 sendFormated("AT+UDWNFILE=\"%s\",%d\r\n", filename, len); 01393 if (RESP_PROMPT == waitFinalResp()) { 01394 send(buf, len); 01395 ok = (RESP_OK == waitFinalResp()); 01396 } 01397 UNLOCK(); 01398 return ok ? len : -1; 01399 } 01400 01401 int MDMParser::readFile(const char* filename, char* buf, int len) 01402 { 01403 URDFILEparam param; 01404 param.filename = filename; 01405 param.buf = buf; 01406 param.sz = len; 01407 param.len = 0; 01408 LOCK(); 01409 sendFormated("AT+URDFILE=\"%s\"\r\n", filename, len); 01410 if (RESP_OK != waitFinalResp(_cbURDFILE, ¶m)) 01411 param.len = -1; 01412 UNLOCK(); 01413 return param.len; 01414 } 01415 01416 int MDMParser::_cbURDFILE(int type, const char* buf, int len, URDFILEparam* param) 01417 { 01418 if ((type == TYPE_PLUS) && param && param->filename && param->buf) { 01419 char filename[48]; 01420 int sz; 01421 if ((sscanf(buf, "\r\n+URDFILE: \"%[^\"]\",%d,", filename, &sz) == 2) && 01422 (0 == strcmp(param->filename, filename)) && 01423 (buf[len-sz-2] == '\"') && (buf[len-1] == '\"')) { 01424 param->len = (sz < param->sz) ? sz : param->sz; 01425 memcpy(param->buf, &buf[len-1-sz], param->len); 01426 } 01427 } 01428 return WAIT; 01429 } 01430 01431 // ---------------------------------------------------------------- 01432 bool MDMParser::setDebug (int level) 01433 { 01434 #ifdef MDM_DEBUG 01435 _debugLevel = (level < -1) ? -1 : 01436 (level > 3) ? 3 : 01437 level; 01438 #endif 01439 return _debugLevel == level; 01440 } 01441 01442 void MDMParser::dumpDevStatus(MDMParser::DevStatus* status, 01443 _DPRINT dprint, void* param) 01444 { 01445 dprint(param, "Modem::devStatus\r\n"); 01446 const char* txtDev[] = { "Unknown", "SARA-G35", "LISA-U2", "LISA-C2", 01447 "SARA-U2", "LEON-G2", "TOBY-L2", "MPCI-L2" }; 01448 if (status->dev < sizeof(txtDev)/sizeof(*txtDev) && (status->dev != DEV_UNKNOWN)) 01449 dprint(param, " Device: %s\r\n", txtDev[status->dev]); 01450 const char* txtLpm[] = { "Disabled", "Enabled", "Active" }; 01451 if (status->lpm < sizeof(txtLpm)/sizeof(*txtLpm)) 01452 dprint(param, " Power Save: %s\r\n", txtLpm[status->lpm]); 01453 const char* txtSim[] = { "Unknown", "Missing", "Pin", "Ready" }; 01454 if (status->sim < sizeof(txtSim)/sizeof(*txtSim) && (status->sim != SIM_UNKNOWN)) 01455 dprint(param, " SIM: %s\r\n", txtSim[status->sim]); 01456 if (*status->ccid) 01457 dprint(param, " CCID: %s\r\n", status->ccid); 01458 if (*status->imei) 01459 dprint(param, " IMEI: %s\r\n", status->imei); 01460 if (*status->imsi) 01461 dprint(param, " IMSI: %s\r\n", status->imsi); 01462 if (*status->meid) 01463 dprint(param, " MEID: %s\r\n", status->meid); // LISA-C 01464 if (*status->manu) 01465 dprint(param, " Manufacturer: %s\r\n", status->manu); 01466 if (*status->model) 01467 dprint(param, " Model: %s\r\n", status->model); 01468 if (*status->ver) 01469 dprint(param, " Version: %s\r\n", status->ver); 01470 } 01471 01472 void MDMParser::dumpNetStatus(MDMParser::NetStatus *status, 01473 _DPRINT dprint, void* param) 01474 { 01475 dprint(param, "Modem::netStatus\r\n"); 01476 const char* txtReg[] = { "Unknown", "Denied", "None", "Home", "Roaming" }; 01477 if (status->csd < sizeof(txtReg)/sizeof(*txtReg) && (status->csd != REG_UNKNOWN)) 01478 dprint(param, " CSD Registration: %s\r\n", txtReg[status->csd]); 01479 if (status->psd < sizeof(txtReg)/sizeof(*txtReg) && (status->psd != REG_UNKNOWN)) 01480 dprint(param, " PSD Registration: %s\r\n", txtReg[status->psd]); 01481 if (status->eps < sizeof(txtReg)/sizeof(*txtReg) && (status->eps != REG_UNKNOWN)) 01482 dprint(param, " EPS Registration: %s\r\n", txtReg[status->eps]); 01483 const char* txtAct[] = { "Unknown", "GSM", "Edge", "3G", "CDMA", "LTE" }; 01484 if (status->act < sizeof(txtAct)/sizeof(*txtAct) && (status->act != ACT_UNKNOWN)) 01485 dprint(param, " Access Technology: %s\r\n", txtAct[status->act]); 01486 if (status->rssi) 01487 dprint(param, " Signal Strength: %d dBm\r\n", status->rssi); 01488 if (status->ber) 01489 dprint(param, " Bit Error Rate: %d\r\n", status->ber); 01490 if (*status->opr) 01491 dprint(param, " Operator: %s\r\n", status->opr); 01492 if (status->lac != 0xFFFF) 01493 dprint(param, " Location Area Code: %04X\r\n", status->lac); 01494 if (status->ci != 0xFFFFFFFF) 01495 dprint(param, " Cell ID: %08X\r\n", status->ci); 01496 if (*status->num) 01497 dprint(param, " Phone Number: %s\r\n", status->num); 01498 } 01499 01500 void MDMParser::dumpIp(MDMParser::IP ip, 01501 _DPRINT dprint, void* param) 01502 { 01503 if (ip != NOIP) 01504 dprint(param, "Modem:IP " IPSTR "\r\n", IPNUM(ip)); 01505 } 01506 01507 // ---------------------------------------------------------------- 01508 int MDMParser::_parseMatch(Pipe<char> * pipe, int len, const char* sta, const char* end) 01509 { 01510 int o = 0; 01511 if (sta) { 01512 while (*sta) { 01513 if (++o > len) return WAIT; 01514 char ch = pipe->next(); 01515 if (*sta++ != ch) return NOT_FOUND; 01516 } 01517 } 01518 if (!end) return o; // no termination 01519 // at least any char 01520 if (++o > len) return WAIT; 01521 pipe->next(); 01522 // check the end 01523 int x = 0; 01524 while (end[x]) { 01525 if (++o > len) return WAIT; 01526 char ch = pipe->next(); 01527 x = (end[x] == ch) ? x + 1 : 01528 (end[0] == ch) ? 1 : 01529 0; 01530 } 01531 return o; 01532 } 01533 01534 int MDMParser::_parseFormated(Pipe<char> * pipe, int len, const char* fmt) 01535 { 01536 int o = 0; 01537 int num = 0; 01538 if (fmt) { 01539 while (*fmt) { 01540 if (++o > len) return WAIT; 01541 char ch = pipe->next(); 01542 if (*fmt == '%') { 01543 fmt++; 01544 if (*fmt == 'd') { // numeric 01545 fmt ++; 01546 num = 0; 01547 while (ch >= '0' && ch <= '9') { 01548 num = num * 10 + (ch - '0'); 01549 if (++o > len) return WAIT; 01550 ch = pipe->next(); 01551 } 01552 } 01553 else if (*fmt == 'c') { // char buffer (takes last numeric as length) 01554 fmt ++; 01555 while (num --) { 01556 if (++o > len) return WAIT; 01557 ch = pipe->next(); 01558 } 01559 } 01560 else if (*fmt == 's') { 01561 fmt ++; 01562 if (ch != '\"') return NOT_FOUND; 01563 do { 01564 if (++o > len) return WAIT; 01565 ch = pipe->next(); 01566 } while (ch != '\"'); 01567 if (++o > len) return WAIT; 01568 ch = pipe->next(); 01569 } 01570 } 01571 if (*fmt++ != ch) return NOT_FOUND; 01572 } 01573 } 01574 return o; 01575 } 01576 01577 int MDMParser::_getLine(Pipe<char> * pipe, char* buf, int len) 01578 { 01579 int unkn = 0; 01580 int sz = pipe->size(); 01581 int fr = pipe->free(); 01582 if (len > sz) 01583 len = sz; 01584 while (len > 0) 01585 { 01586 static struct { 01587 const char* fmt; int type; 01588 } lutF[] = { 01589 { "\r\n+USORD: %d,%d,\"%c\"", TYPE_PLUS }, 01590 { "\r\n+USORF: %d,\"" IPSTR "\",%d,%d,\"%c\"", TYPE_PLUS }, 01591 { "\r\n+URDFILE: %s,%d,\"%c\"", TYPE_PLUS }, 01592 }; 01593 static struct { 01594 const char* sta; const char* end; int type; 01595 } lut[] = { 01596 { "\r\nOK\r\n", NULL, TYPE_OK }, 01597 { "\r\nERROR\r\n", NULL, TYPE_ERROR }, 01598 { "\r\n+CME ERROR:", "\r\n", TYPE_ERROR }, 01599 { "\r\n+CMS ERROR:", "\r\n", TYPE_ERROR }, 01600 { "\r\nRING\r\n", NULL, TYPE_RING }, 01601 { "\r\nCONNECT\r\n", NULL, TYPE_CONNECT }, 01602 { "\r\nNO CARRIER\r\n", NULL, TYPE_NOCARRIER }, 01603 { "\r\nNO DIALTONE\r\n", NULL, TYPE_NODIALTONE }, 01604 { "\r\nBUSY\r\n", NULL, TYPE_BUSY }, 01605 { "\r\nNO ANSWER\r\n", NULL, TYPE_NOANSWER }, 01606 { "\r\n+", "\r\n", TYPE_PLUS }, 01607 { "\r\n@", NULL, TYPE_PROMPT }, // Sockets 01608 { "\r\n>", NULL, TYPE_PROMPT }, // SMS 01609 { "\n>", NULL, TYPE_PROMPT }, // File 01610 }; 01611 for (int i = 0; i < sizeof(lutF)/sizeof(*lutF); i ++) { 01612 pipe->set(unkn); 01613 int ln = _parseFormated(pipe, len, lutF[i].fmt); 01614 if (ln == WAIT && fr) 01615 return WAIT; 01616 if ((ln != NOT_FOUND) && (unkn > 0)) 01617 return TYPE_UNKNOWN | pipe->get (buf, unkn); 01618 if (ln > 0) 01619 return lutF[i].type | pipe->get (buf, ln); 01620 } 01621 for (int i = 0; i < sizeof(lut)/sizeof(*lut); i ++) { 01622 pipe->set(unkn); 01623 int ln = _parseMatch(pipe, len, lut[i].sta, lut[i].end); 01624 if (ln == WAIT && fr) 01625 return WAIT; 01626 if ((ln != NOT_FOUND) && (unkn > 0)) 01627 return TYPE_UNKNOWN | pipe->get (buf, unkn); 01628 if (ln > 0) 01629 return lut[i].type | pipe->get (buf, ln); 01630 } 01631 // UNKNOWN 01632 unkn ++; 01633 len--; 01634 } 01635 return WAIT; 01636 } 01637 01638 // ---------------------------------------------------------------- 01639 // Serial Implementation 01640 // ---------------------------------------------------------------- 01641 01642 /*! Helper Dev Null Device 01643 Small helper class used to shut off stderr/stdout. Sometimes stdin/stdout 01644 is shared with the serial port of the modem. Having printfs inbetween the 01645 AT commands you cause a failure of the modem. 01646 */ 01647 class DevNull : public Stream { 01648 public: 01649 DevNull() : Stream(_name+1) { } //!< Constructor 01650 void claim(const char* mode, FILE* file) 01651 { freopen(_name, mode, file); } //!< claim a stream 01652 protected: 01653 virtual int _getc() { return EOF; } //!< Nothing 01654 virtual int _putc(int c) { return c; } //!< Discard 01655 static const char* _name; //!< File name 01656 }; 01657 const char* DevNull::_name = "/null"; //!< the null device name 01658 static DevNull null; //!< the null device 01659 01660 MDMSerial::MDMSerial(PinName tx /*= MDMTXD*/, PinName rx /*= MDMRXD*/, 01661 int baudrate /*= MDMBAUD*/, 01662 #if DEVICE_SERIAL_FC 01663 PinName rts /*= MDMRTS*/, PinName cts /*= MDMCTS*/, 01664 #endif 01665 int rxSize /*= 256*/, int txSize /*= 128*/) : 01666 SerialPipe(tx, rx, rxSize, txSize) 01667 { 01668 if (rx == USBRX) 01669 null.claim("r", stdin); 01670 if (tx == USBTX) { 01671 null.claim("w", stdout); 01672 null.claim("w", stderr); 01673 #ifdef MDM_DEBUG 01674 _debugLevel = -1; 01675 #endif 01676 } 01677 #ifdef TARGET_UBLOX_C027 01678 _onboard = (tx == MDMTXD) && (rx == MDMRXD); 01679 if (_onboard) 01680 c027_mdm_powerOn(false); 01681 #endif 01682 baud(baudrate); 01683 #if DEVICE_SERIAL_FC 01684 if ((rts != NC) || (cts != NC)) 01685 { 01686 Flow flow = (cts == NC) ? RTS : 01687 (rts == NC) ? CTS : RTSCTS ; 01688 set_flow_control(flow, rts, cts); 01689 if (cts != NC) _dev.lpm = LPM_ENABLED; 01690 } 01691 #endif 01692 } 01693 01694 MDMSerial::~MDMSerial(void) 01695 { 01696 powerOff(); 01697 #ifdef TARGET_UBLOX_C027 01698 if (_onboard) 01699 c027_mdm_powerOff(); 01700 #endif 01701 } 01702 01703 int MDMSerial::_send(const void* buf, int len) 01704 { 01705 return put((const char*)buf, len, true/*=blocking*/); 01706 } 01707 01708 int MDMSerial::getLine(char* buffer, int length) 01709 { 01710 return _getLine(&_pipeRx, buffer, length); 01711 } 01712 01713 // ---------------------------------------------------------------- 01714 // USB Implementation 01715 // ---------------------------------------------------------------- 01716 01717 #ifdef HAVE_MDMUSB 01718 MDMUsb::MDMUsb(void) 01719 { 01720 #ifdef MDM_DEBUG 01721 _debugLevel = 1; 01722 #endif 01723 #ifdef TARGET_UBLOX_C027 01724 _onboard = true; 01725 c027_mdm_powerOn(true); 01726 #endif 01727 } 01728 01729 MDMUsb::~MDMUsb(void) 01730 { 01731 powerOff(); 01732 #ifdef TARGET_UBLOX_C027 01733 if (_onboard) 01734 c027_mdm_powerOff(); 01735 #endif 01736 } 01737 01738 int MDMUsb::_send(const void* buf, int len) { return 0; } 01739 01740 int MDMUsb::getLine(char* buffer, int length) { return NOT_FOUND; } 01741 01742 #endif
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