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Added connection to the server using TCP/IP. #45

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74 changes: 54 additions & 20 deletions src/GSMSimGPRS.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -46,11 +46,15 @@ void GSMSimGPRS::gprsInit(String apn, String user, String password) {
USER = user;
PWD = password;
}
void GSMSimGPRS::gprsInitServer(String server, String port) {
SERVER = server;
PORT = port;
}

// Connect to GPRS Bearer
bool GSMSimGPRS::connect() {
gsm.print(F("AT+SAPBR=3,1,\"CONTYPE\",\"GPRS\"\r"));
_readSerial();

if (_buffer.indexOf(F("OK")) != -1) {
gsm.print(F("AT+SAPBR=3,1,\"APN\",\""));
gsm.print(APN);
Expand All @@ -74,28 +78,38 @@ bool GSMSimGPRS::connect() {
_readSerial();
if (_buffer.indexOf(F("\"0.0.0.0\"")) == -1 || _buffer.indexOf(F("ERR")) == -1) {
return true;
}
else {
} else {
return false;
}
}
else {
} else {
return false;
}
}
else {
} else {
return false;
}
}
else {
} else {
return false;
}
}
else {
} else {
return false;
}
} else {
return false;
}
else {
}
bool GSMSimGPRS::gprsSend() { //Dont work. should be 5 packets per second. As far as I understand.
gsm.print(F("AT+CIPSEND\r"));
_readSerial();
if (_buffer.indexOf(F(">")) != -1) {
gsm.print(F("99:88:77:66:55:44:33:22:00:88:77:66:55:44:33:22:11"));
gsm.print(F("\n\x1A\r"));
_readSerial();
if (_buffer.indexOf(F("SEND OK")) != -1) {
return true;
} else {
return true;
}
} else {
return false;
}
}
Expand All @@ -105,8 +119,7 @@ bool GSMSimGPRS::isConnected() {
_readSerial();
if (_buffer.indexOf(F("ERROR")) != -1 || _buffer.indexOf(F("\"0.0.0.0\"")) != -1) {
return false;
}
else {
} else {
return true;
}
}
Expand All @@ -116,26 +129,47 @@ String GSMSimGPRS::getIP() {
_readSerial();
if (_buffer.indexOf(F("ERROR")) != -1 || _buffer.indexOf(F("\"0.0.0.0\"")) != -1) {
return "ERROR:NO_IP";
}
else {
} else {
if (_buffer.indexOf("+SAPBR:") != -1) {
String veri = _buffer.substring(_buffer.indexOf(F(",\""))+2, _buffer.lastIndexOf(F("\"")));
veri.trim();
return veri;
}
else {
} else {
"ERROR:NO_IP_FETCH";
}
}
}
// Specify the address and port of the server
bool GSMSimGPRS::gprsServerConn() {
gsm.print(F("AT+CIPSTART=\"TCP\",\""));
gsm.print(SERVER);
gsm.print(F("\",\""));
gsm.print(PORT);
gsm.print(F("\"\r"));
_readSerial();
if (_buffer.indexOf(F("CONNECT OK")) != -1) {
return true;
} else {
return false;
}
}
// Context deactivation
bool GSMSimGPRS::closeContext() {
gsm.print(F("AT+CIPSHUT\r"));
_readSerial();
if (_buffer.indexOf(F("SHUT OK")) != -1) {
return true;
} else {
return false;
}
}
// Close GPRS Connection
bool GSMSimGPRS::closeConn() {
gsm.print(F("AT+SAPBR=0,1\r"));
_readSerial();
if (_buffer.indexOf(F("OK")) != -1) {
return true;
}
else {
} else {
return false;
}
}
24 changes: 20 additions & 4 deletions src/GSMSimGPRS.h
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Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,8 @@
#define DEFAULT_GPRS_APN "internet"
#define DEFAULT_GPRS_USER ""
#define DEFAULT_GPRS_PWD ""
#define DEFAULT_GPRS_SERVER ""
#define DEFAULT_GPRS_PORT ""


class GSMSimGPRS : public GSMSim {
Expand All @@ -55,11 +57,13 @@ class GSMSimGPRS : public GSMSim {
String APN;
String USER;
String PWD;
String SERVER;
String PORT;


public :

// Sınıfı Başlatıcı...
// Class Initializer...
GSMSimGPRS(Stream& s) : GSMSim(s) {
RESET_PIN = DEFAULT_RST_PIN;
LED_PIN = DEFAULT_LED_PIN;
Expand All @@ -68,6 +72,9 @@ class GSMSimGPRS : public GSMSim {
APN = DEFAULT_GPRS_APN;
USER = DEFAULT_GPRS_USER;
PWD = DEFAULT_GPRS_PWD;

SERVER = DEFAULT_GPRS_SERVER;
PORT = DEFAULT_GPRS_PORT;
}

GSMSimGPRS(Stream& s, unsigned int resetPin) : GSMSim(s, resetPin) {
Expand All @@ -79,6 +86,9 @@ class GSMSimGPRS : public GSMSim {
APN = DEFAULT_GPRS_APN;
USER = DEFAULT_GPRS_USER;
PWD = DEFAULT_GPRS_PWD;

SERVER = DEFAULT_GPRS_SERVER;
PORT = DEFAULT_GPRS_PORT;
}

GSMSimGPRS(Stream& s, unsigned int resetPin, unsigned int ledPin, bool ledFlag) : GSMSim(s, resetPin, ledPin, ledFlag) {
Expand All @@ -90,21 +100,27 @@ class GSMSimGPRS : public GSMSim {
APN = DEFAULT_GPRS_APN;
USER = DEFAULT_GPRS_USER;
PWD = DEFAULT_GPRS_PWD;

SERVER = DEFAULT_GPRS_SERVER;
PORT = DEFAULT_GPRS_PORT;
}

void gprsInit(String apn);
void gprsInit(String apn, String user, String password);

void gprsInitServer(String server, String port);
// Connect to Bearer
bool connect();

// Connect to server
bool gprsServerConn();
// Send to server
bool gprsSend();//Dont work. should be 5 packets per second. As far as I understand.
// Check connection
bool isConnected();
// get ip address
String getIP();
// close gprs bearer connection
bool closeContext();
bool closeConn();

};

#endif