You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

636 lines
19 KiB

/**
* @file TinyGsmClientM95.h
* @author Volodymyr Shymanskyy, Pacman Pereira, and Replicade Ltd.
* @license LGPL-3.0
* @copyright Copyright (c) 2016 Volodymyr Shymanskyy, (c)2017 Replicade Ltd.
* <http://www.replicade.com>
* @date Nov 2016
*/
#ifndef SRC_TINYGSMCLIENTM95_H_
#define SRC_TINYGSMCLIENTM95_H_
// #pragma message("TinyGSM: TinyGsmClientM95")
// #define TINY_GSM_DEBUG Serial
#define TINY_GSM_MUX_COUNT 6
#define TINY_GSM_BUFFER_READ_NO_CHECK
#include "TinyGsmBattery.tpp"
#include "TinyGsmCalling.tpp"
#include "TinyGsmGPRS.tpp"
#include "TinyGsmModem.tpp"
#include "TinyGsmSMS.tpp"
#include "TinyGsmTCP.tpp"
#include "TinyGsmTemperature.tpp"
#include "TinyGsmTime.tpp"
#define GSM_NL "\r\n"
static const char GSM_OK[] TINY_GSM_PROGMEM = "OK" GSM_NL;
static const char GSM_ERROR[] TINY_GSM_PROGMEM = "ERROR" GSM_NL;
#if defined TINY_GSM_DEBUG
static const char GSM_CME_ERROR[] TINY_GSM_PROGMEM = GSM_NL "+CME ERROR:";
static const char GSM_CMS_ERROR[] TINY_GSM_PROGMEM = GSM_NL "+CMS ERROR:";
#endif
enum RegStatus {
REG_NO_RESULT = -1,
REG_UNREGISTERED = 0,
REG_SEARCHING = 2,
REG_DENIED = 3,
REG_OK_HOME = 1,
REG_OK_ROAMING = 5,
REG_UNKNOWN = 4,
};
class TinyGsmM95 : public TinyGsmModem<TinyGsmM95>,
public TinyGsmGPRS<TinyGsmM95>,
public TinyGsmTCP<TinyGsmM95, TINY_GSM_MUX_COUNT>,
public TinyGsmCalling<TinyGsmM95>,
public TinyGsmSMS<TinyGsmM95>,
public TinyGsmTime<TinyGsmM95>,
public TinyGsmBattery<TinyGsmM95>,
public TinyGsmTemperature<TinyGsmM95> {
friend class TinyGsmModem<TinyGsmM95>;
friend class TinyGsmGPRS<TinyGsmM95>;
friend class TinyGsmTCP<TinyGsmM95, TINY_GSM_MUX_COUNT>;
friend class TinyGsmCalling<TinyGsmM95>;
friend class TinyGsmSMS<TinyGsmM95>;
friend class TinyGsmTime<TinyGsmM95>;
friend class TinyGsmBattery<TinyGsmM95>;
friend class TinyGsmTemperature<TinyGsmM95>;
/*
* Inner Client
*/
public:
class GsmClientM95 : public GsmClient {
friend class TinyGsmM95;
public:
GsmClientM95() {}
explicit GsmClientM95(TinyGsmM95& modem, uint8_t mux = 0) {
init(&modem, mux);
}
bool init(TinyGsmM95* modem, uint8_t mux = 0) {
this->at = modem;
sock_available = 0;
sock_connected = false;
if (mux < TINY_GSM_MUX_COUNT) {
this->mux = mux;
} else {
this->mux = (mux % TINY_GSM_MUX_COUNT);
}
at->sockets[this->mux] = this;
return true;
}
public:
virtual int connect(const char* host, uint16_t port, int timeout_s) {
stop();
TINY_GSM_YIELD();
rx.clear();
sock_connected = at->modemConnect(host, port, mux, false, timeout_s);
return sock_connected;
}
TINY_GSM_CLIENT_CONNECT_OVERRIDES
void stop(uint32_t maxWaitMs) {
uint32_t startMillis = millis();
dumpModemBuffer(maxWaitMs);
at->sendAT(GF("+QICLOSE="), mux);
sock_connected = false;
at->waitResponse((maxWaitMs - (millis() - startMillis)), GF("CLOSED"),
GF("CLOSE OK"), GF("ERROR"));
}
void stop() override {
stop(75000L);
}
/*
* Extended API
*/
String remoteIP() TINY_GSM_ATTR_NOT_IMPLEMENTED;
};
/*
* Inner Secure Client
*/
/*
class GsmClientSecureM95 : public GsmClientM95
{
public:
GsmClientSecure() {}
GsmClientSecure(TinyGsmm95& modem, uint8_t mux = 0)
: GsmClient(modem, mux)
{}
public:
int connect(const char* host, uint16_t port, int timeout_s) override {
stop();
TINY_GSM_YIELD();
rx.clear();
sock_connected = at->modemConnect(host, port, mux, true, timeout_s);
return sock_connected;
}
TINY_GSM_CLIENT_CONNECT_OVERRIDES
};
*/
/*
* Constructor
*/
public:
explicit TinyGsmM95(Stream& stream) : stream(stream) {
memset(sockets, 0, sizeof(sockets));
}
/*
* Basic functions
*/
protected:
bool initImpl(const char* pin = NULL) {
DBG(GF("### TinyGSM Version:"), TINYGSM_VERSION);
DBG(GF("### TinyGSM Compiled Module: TinyGsmClientM95"));
if (!testAT()) { return false; }
// sendAT(GF("&FZ")); // Factory + Reset
// waitResponse();
sendAT(GF("E0")); // Echo Off
if (waitResponse() != 1) { return false; }
#ifdef TINY_GSM_DEBUG
sendAT(GF("+CMEE=2")); // turn on verbose error codes
#else
sendAT(GF("+CMEE=0")); // turn off error codes
#endif
waitResponse();
DBG(GF("### Modem:"), getModemName());
// Enable network time synchronization
sendAT(GF("+QNITZ=1"));
if (waitResponse(10000L) != 1) { return false; }
SimStatus ret = getSimStatus();
// if the sim isn't ready and a pin has been provided, try to unlock the sim
if (ret != SIM_READY && pin != NULL && strlen(pin) > 0) {
simUnlock(pin);
return (getSimStatus() == SIM_READY);
} else {
// if the sim is ready, or it's locked but no pin has been provided,
// return true
return (ret == SIM_READY || ret == SIM_LOCKED);
}
}
/*
* Power functions
*/
protected:
bool restartImpl() {
if (!testAT()) { return false; }
sendAT(GF("+CFUN=0"));
if (waitResponse(10000L, GF("NORMAL POWER DOWN"), GF("OK"), GF("FAIL")) ==
3) {
return false;
}
sendAT(GF("+CFUN=1"));
if (waitResponse(10000L, GF("Call Ready"), GF("OK"), GF("FAIL")) == 3) {
return false;
}
return init();
}
bool powerOffImpl() {
sendAT(GF("+QPOWD=1"));
return waitResponse(300, GF("NORMAL POWER DOWN")) == 1;
}
// When entering into sleep mode is enabled, DTR is pulled up, and WAKEUP_IN
// is pulled up, the module can directly enter into sleep mode.If entering
// into sleep mode is enabled, DTR is pulled down, and WAKEUP_IN is pulled
// down, there is a need to pull the DTR pin and the WAKEUP_IN pin up first,
// and then the module can enter into sleep mode.
bool sleepEnableImpl(bool enable = true) {
sendAT(GF("+QSCLK="), enable);
return waitResponse() == 1;
}
bool setPhoneFunctionalityImpl(uint8_t fun, bool reset = false)
TINY_GSM_ATTR_NOT_IMPLEMENTED;
/*
* Generic network functions
*/
public:
RegStatus getRegistrationStatus() {
return (RegStatus)getRegistrationStatusXREG("CREG");
}
protected:
bool isNetworkConnectedImpl() {
RegStatus s = getRegistrationStatus();
return (s == REG_OK_HOME || s == REG_OK_ROAMING);
}
void setHostFormat(bool useDottedQuad) {
if (useDottedQuad) {
sendAT(GF("+QIDNSIP=0"));
} else {
sendAT(GF("+QIDNSIP=1"));
}
waitResponse();
}
String getLocalIPImpl() {
sendAT(GF("+QILOCIP"));
streamSkipUntil('\n');
String res = stream.readStringUntil('\n');
res.trim();
return res;
}
/*
* GPRS functions
*/
protected:
bool gprsConnectImpl(const char* apn, const char* user = NULL,
const char* pwd = NULL) {
gprsDisconnect();
// select foreground context 0 = VIRTUAL_UART_1
sendAT(GF("+QIFGCNT=0"));
if (waitResponse() != 1) { return false; }
// Select GPRS (=1) as the Bearer
sendAT(GF("+QICSGP=1,\""), apn, GF("\",\""), user, GF("\",\""), pwd,
GF("\""));
if (waitResponse() != 1) { return false; }
// Select TCP/IP transfer mode - NOT transparent mode
sendAT(GF("+QIMODE=0"));
if (waitResponse() != 1) { return false; }
// Enable multiple TCP/IP connections
sendAT(GF("+QIMUX=1"));
if (waitResponse() != 1) { return false; }
// Start TCPIP Task and Set APN, User Name and Password
sendAT("+QIREGAPP=\"", apn, "\",\"", user, "\",\"", pwd, "\"");
if (waitResponse() != 1) { return false; }
// Activate GPRS/CSD Context
sendAT(GF("+QIACT"));
if (waitResponse(60000L) != 1) { return false; }
// Check that we have a local IP address
if (localIP() == IPAddress(0, 0, 0, 0)) { return false; }
// Set Method to Handle Received TCP/IP Data
// Mode = 1 - Output a notification when data is received
// +QIRDI: <id>,<sc>,<sid>
sendAT(GF("+QINDI=1"));
if (waitResponse() != 1) { return false; }
// // Request an IP header for received data
// // "IPD(data length):"
// sendAT(GF("+QIHEAD=1"));
// if (waitResponse() != 1) {
// return false;
// }
//
// // Do NOT show the IP address of the sender when receiving data
// // The format to show the address is: RECV FROM: <IP ADDRESS>:<PORT>
// sendAT(GF("+QISHOWRA=0"));
// if (waitResponse() != 1) {
// return false;
// }
//
// // Do NOT show the protocol type at the end of the header for received
// data
// // IPD(data length)(TCP/UDP):
// sendAT(GF("+QISHOWPT=0"));
// if (waitResponse() != 1) {
// return false;
// }
//
// // Do NOT show the destination address before receiving data
// // The format to show the address is: TO:<IP ADDRESS>
// sendAT(GF("+QISHOWLA=0"));
// if (waitResponse() != 1) {
// return false;
// }
return true;
}
bool gprsDisconnectImpl() {
sendAT(GF("+QIDEACT")); // Deactivate the bearer context
return waitResponse(60000L, GF("DEACT OK"), GF("ERROR")) == 1;
}
/*
* SIM card functions
*/
protected:
String getSimCCIDImpl() {
sendAT(GF("+QCCID"));
if (waitResponse(GF(GSM_NL "+QCCID:")) != 1) { return ""; }
String res = stream.readStringUntil('\n');
waitResponse();
res.trim();
return res;
}
/*
* Phone Call functions
*/
protected:
// Can follow all of the phone call functions from the template
/*
* Messaging functions
*/
protected:
// Can follow all template functions
public:
/** Delete all SMS */
bool deleteAllSMS() {
sendAT(GF("+QMGDA=6"));
if (waitResponse(waitResponse(60000L, GF("OK"), GF("ERROR")) == 1)) {
return true;
}
return false;
}
/*
* Time functions
*/
protected:
// Can follow the standard CCLK function in the template
/*
* Battery functions
*/
// Can follow the battery functions in the template
/*
* Temperature functions
*/
protected:
float getTemperatureImpl() {
sendAT(GF("+QTEMP?"));
if (waitResponse(GF(GSM_NL "+QTEMP:")) != 1) {
return static_cast<float>(-9999);
}
streamSkipUntil(','); // Skip mode
// Read charge of thermistor
// milliVolts = streamGetIntBefore(',');
streamSkipUntil(','); // Skip thermistor charge
float temp = streamGetFloatBefore('\n');
// Wait for final OK
waitResponse();
return temp;
}
/*
* Client related functions
*/
protected:
bool modemConnect(const char* host, uint16_t port, uint8_t mux,
bool ssl = false, int timeout_s = 75) {
if (ssl) { DBG("SSL not yet supported on this module!"); }
uint32_t timeout_ms = ((uint32_t)timeout_s) * 1000;
sendAT(GF("+QIOPEN="), mux, GF(",\""), GF("TCP"), GF("\",\""), host,
GF("\","), port);
int8_t rsp = waitResponse(timeout_ms, GF("CONNECT OK" GSM_NL),
GF("CONNECT FAIL" GSM_NL),
GF("ALREADY CONNECT" GSM_NL));
return (1 == rsp);
}
int16_t modemSend(const void* buff, size_t len, uint8_t mux) {
sendAT(GF("+QISEND="), mux, ',', (uint16_t)len);
if (waitResponse(GF(">")) != 1) { return 0; }
stream.write(reinterpret_cast<const uint8_t*>(buff), len);
stream.flush();
if (waitResponse(GF(GSM_NL "SEND OK")) != 1) { return 0; }
// bool allAcknowledged = false;
// // bool failed = false;
// while ( !allAcknowledged ) {
// sendAT( GF("+QISACK"));
// if (waitResponse(5000L, GF(GSM_NL "+QISACK:")) != 1) {
// return -1;
// } else {
// streamSkipUntil(','); // Skip total length sent on connection
// streamSkipUntil(','); // Skip length already acknowledged by remote
// // Make sure the total length un-acknowledged is 0
// if ( streamGetIntBefore('\n') == 0 ) {
// allAcknowledged = true;
// }
// }
// }
// waitResponse(5000L);
return len; // TODO(?): get len/ack properly
}
size_t modemRead(size_t size, uint8_t mux) {
if (!sockets[mux]) return 0;
// TODO(?): Does this work????
// AT+QIRD=<id>,<sc>,<sid>,<len>
// id = GPRS context number = 0, set in GPRS connect
// sc = role in connection = 1, client of connection
// sid = index of connection = mux
// len = maximum length of data to retrieve
sendAT(GF("+QIRD=0,1,"), mux, ',', (uint16_t)size);
// If it replies only OK for the write command, it means there is no
// received data in the buffer of the connection.
int8_t res = waitResponse(GF("+QIRD:"), GFP(GSM_OK), GFP(GSM_ERROR));
if (res == 1) {
streamSkipUntil(':'); // skip IP address
streamSkipUntil(','); // skip port
streamSkipUntil(','); // skip connection type (TCP/UDP)
// read the real length of the retrieved data
uint16_t len = streamGetIntBefore('\n');
// We have no way of knowing in advance how much data will be in the
// buffer so when data is received we always assume the buffer is
// completely full. Chances are, this is not true and there's really not
// that much there. In that case, make sure we make sure we re-set the
// amount of data available.
if (len < size) { sockets[mux]->sock_available = len; }
for (uint16_t i = 0; i < len; i++) {
moveCharFromStreamToFifo(mux);
sockets[mux]->sock_available--;
// ^^ One less character available after moving from modem's FIFO to our
// FIFO
}
waitResponse(); // ends with an OK
// DBG("### READ:", len, "from", mux);
return len;
} else {
sockets[mux]->sock_available = 0;
return 0;
}
}
// Not possible to check the number of characters remaining in buffer
size_t modemGetAvailable(uint8_t) {
return 0;
}
bool modemGetConnected(uint8_t mux) {
sendAT(GF("+QISTATE=1,"), mux);
// +QISTATE: 0,"TCP","151.139.237.11",80,5087,4,1,0,0,"uart1"
if (waitResponse(GF("+QISTATE:")) != 1) { return false; }
streamSkipUntil(','); // Skip mux
streamSkipUntil(','); // Skip socket type
streamSkipUntil(','); // Skip remote ip
streamSkipUntil(','); // Skip remote port
streamSkipUntil(','); // Skip local port
int8_t res = streamGetIntBefore(','); // socket state
waitResponse();
// 0 Initial, 1 Opening, 2 Connected, 3 Listening, 4 Closing
return 2 == res;
}
/*
* Utilities
*/
public:
// TODO(vshymanskyy): Optimize this!
int8_t waitResponse(uint32_t timeout_ms, String& data,
GsmConstStr r1 = GFP(GSM_OK),
GsmConstStr r2 = GFP(GSM_ERROR),
#if defined TINY_GSM_DEBUG
GsmConstStr r3 = GFP(GSM_CME_ERROR),
GsmConstStr r4 = GFP(GSM_CMS_ERROR),
#else
GsmConstStr r3 = NULL, GsmConstStr r4 = NULL,
#endif
GsmConstStr r5 = NULL) {
/*String r1s(r1); r1s.trim();
String r2s(r2); r2s.trim();
String r3s(r3); r3s.trim();
String r4s(r4); r4s.trim();
String r5s(r5); r5s.trim();
DBG("### ..:", r1s, ",", r2s, ",", r3s, ",", r4s, ",", r5s);*/
data.reserve(64);
uint8_t index = 0;
uint32_t startMillis = millis();
do {
TINY_GSM_YIELD();
while (stream.available() > 0) {
TINY_GSM_YIELD();
int8_t a = stream.read();
if (a <= 0) continue; // Skip 0x00 bytes, just in case
data += static_cast<char>(a);
if (r1 && data.endsWith(r1)) {
index = 1;
goto finish;
} else if (r2 && data.endsWith(r2)) {
index = 2;
goto finish;
} else if (r3 && data.endsWith(r3)) {
#if defined TINY_GSM_DEBUG
if (r3 == GFP(GSM_CME_ERROR)) {
streamSkipUntil('\n'); // Read out the error
}
#endif
index = 3;
goto finish;
} else if (r4 && data.endsWith(r4)) {
index = 4;
goto finish;
} else if (r5 && data.endsWith(r5)) {
index = 5;
goto finish;
} else if (data.endsWith(GF(GSM_NL "+QIRDI:"))) {
streamSkipUntil(','); // Skip the context
streamSkipUntil(','); // Skip the role
int8_t mux = streamGetIntBefore('\n');
// DBG("### Got Data:", mux);
if (mux >= 0 && mux < TINY_GSM_MUX_COUNT && sockets[mux]) {
// We have no way of knowing how much data actually came in, so
// we set the value to 1500, the maximum possible size.
sockets[mux]->sock_available = 1500;
}
data = "";
} else if (data.endsWith(GF("CLOSED" GSM_NL))) {
int8_t nl = data.lastIndexOf(GSM_NL, data.length() - 8);
int8_t coma = data.indexOf(',', nl + 2);
int8_t mux = data.substring(nl + 2, coma).toInt();
if (mux >= 0 && mux < TINY_GSM_MUX_COUNT && sockets[mux]) {
sockets[mux]->sock_connected = false;
}
data = "";
DBG("### Closed: ", mux);
} else if (data.endsWith(GF("+QNITZ:"))) {
streamSkipUntil('\n'); // URC for time sync
data = "";
DBG("### Network time updated.");
}
}
} while (millis() - startMillis < timeout_ms);
finish:
if (!index) {
data.trim();
if (data.length()) { DBG("### Unhandled:", data); }
data = "";
}
// data.replace(GSM_NL, "/");
// DBG('<', index, '>', data);
return index;
}
int8_t waitResponse(uint32_t timeout_ms, GsmConstStr r1 = GFP(GSM_OK),
GsmConstStr r2 = GFP(GSM_ERROR),
#if defined TINY_GSM_DEBUG
GsmConstStr r3 = GFP(GSM_CME_ERROR),
GsmConstStr r4 = GFP(GSM_CMS_ERROR),
#else
GsmConstStr r3 = NULL, GsmConstStr r4 = NULL,
#endif
GsmConstStr r5 = NULL) {
String data;
return waitResponse(timeout_ms, data, r1, r2, r3, r4, r5);
}
int8_t waitResponse(GsmConstStr r1 = GFP(GSM_OK),
GsmConstStr r2 = GFP(GSM_ERROR),
#if defined TINY_GSM_DEBUG
GsmConstStr r3 = GFP(GSM_CME_ERROR),
GsmConstStr r4 = GFP(GSM_CMS_ERROR),
#else
GsmConstStr r3 = NULL, GsmConstStr r4 = NULL,
#endif
GsmConstStr r5 = NULL) {
return waitResponse(1000, r1, r2, r3, r4, r5);
}
public:
Stream& stream;
protected:
GsmClientM95* sockets[TINY_GSM_MUX_COUNT];
const char* gsmNL = GSM_NL;
};
#endif // SRC_TINYGSMCLIENTM95_H_