/usr/include/gsmlib/gsm_at.h is in libgsmme-dev 1.10+20120414.gita5e5ae9a-0.2.
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// * GSM TA/ME library
// *
// * File: gsm_at.h
// *
// * Purpose: Utility classes for AT command sequence handling
// *
// * Author: Peter Hofmann (software@pxh.de)
// *
// * Created: 3.5.1999
// *************************************************************************
#ifndef GSM_AT_H
#define GSM_AT_H
#include <gsmlib/gsm_port.h>
#include <string>
#include <vector>
namespace gsmlib
{
// forward declarations
class GsmEvent;
class MeTa;
// utiliy class to handle AT sequences
class GsmAt : public RefBase
{
protected:
MeTa &_meTa;
Ref<Port> _port;
GsmEvent *_eventHandler;
// return true if response matches
bool matchResponse(std::string answer, std::string responseToMatch);
// cut response and normalize
std::string cutResponse(std::string answer, std::string responseToMatch);
// parse CME error contained in string and throw MeTaException
void throwCmeException(std::string s) throw(GsmException);
public:
GsmAt(MeTa &meTa);
// return MeTa object for this AT object
MeTa &getMeTa() {return _meTa;}
// the following sequence functions recognize asynchronous messages
// from the TA and return the appropriate event
// send AT command, wait for response response, returns response line
// without response match
// if response == "" only an OK is expected
// white space at beginning or end are removed
// +CME ERROR or ERROR raises exception (if ignoreErrors == true)
// additionally, accept empty responses (just an OK)
// if acceptEmptyResponse == true
// in this case an empty string is returned
std::string chat(std::string atCommand = "",
std::string response = "",
bool ignoreErrors = false,
bool acceptEmptyResponse = false) throw(GsmException);
// same as chat() above but also get pdu if expectPdu == true
std::string chat(std::string atCommand,
std::string response,
std::string &pdu,
bool ignoreErrors = false,
bool expectPdu = true,
bool acceptEmptyResponse = false) throw(GsmException);
// same as above, but expect several response lines
std::vector<std::string> chatv(std::string atCommand = "",
std::string response = "",
bool ignoreErrors = false)
throw(GsmException);
// removes whitespace at beginning and end of string
std::string normalize(std::string s);
// send pdu (wait for <CR><LF><greater_than><space> and send <CTRL-Z>
// at the end
// return text after response
std::string sendPdu(std::string atCommand, std::string response, std::string pdu,
bool acceptEmptyResponse = false) throw(GsmException);
// functions from class Port
std::string getLine() throw(GsmException);
void putLine(std::string line,
bool carriageReturn = true) throw(GsmException);
bool wait(GsmTime timeout) throw(GsmException);
int readByte() throw(GsmException);
// set event handler class, return old one
GsmEvent *setEventHandler(GsmEvent *newHandler);
};
};
#endif // GSM_AT_H
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