/usr/include/gsmlib/gsm_cb.h is in libgsmme-dev 1.10+20120414.gita5e5ae9a-0.2.
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// * GSM TA/ME library
// *
// * File: gsm_cb.h
// *
// * Purpose: Cell Broadcast Message Implementation
// *
// * Author: Peter Hofmann (software@pxh.de)
// *
// * Created: 4.8.2001
// *************************************************************************
#ifndef GSM_CB_H
#define GSM_CB_H
#include <gsmlib/gsm_sms_codec.h>
#include <gsmlib/gsm_util.h>
#include <string>
namespace gsmlib
{
// representation of DataCodingScheme
// The data coding scheme is described in detail in ETSI GSM 03.38, section 5
// This class reuses the DCS_* constants from DataCodingScheme in
// gsm_sms_codec
class CBDataCodingScheme
{
public:
enum Language {German = 0, English = 1, Italian = 2, French = 3,
Spanish = 4, Dutch = 5, Swedish = 6, Danish = 7,
Portuguese = 8, Finnish = 9, Norwegian = 10, Greek = 11,
Turkish = 12, Unknown = 1000};
private:
unsigned char _dcs;
Language _language;
public:
// initialize with data coding scheme octet
CBDataCodingScheme(unsigned char dcs);
// default constructor
CBDataCodingScheme() : _dcs(DCS_DEFAULT_ALPHABET), _language(English) {}
// return language of CBM
Language getLanguage() const {return _language;}
// return compression level (if language == Unknown)
bool compressed() const {return (_dcs & DCS_COMPRESSED) == DCS_COMPRESSED;}
// return type of alphabet used
// (DCS_DEFAULT_ALPHABET, DCS_EIGHT_BIT_ALPHABET, DCS_SIXTEEN_BIT_ALPHABET,
// DCS_RESERVED_ALPHABET)
unsigned char getAlphabet() const
{return _language == Unknown ? _dcs & (3 << 2) : DCS_DEFAULT_ALPHABET;}
// create textual representation of CB data coding scheme
std::string toString() const;
};
// representation of Cell Broadcast message (CBM)
// The CBM format is described in detail in ETSI GSM 03.41, section 9.3
class CBMessage : public RefBase
{
public:
enum GeographicalScope {CellWide, PLMNWide, LocationAreaWide,
CellWide2};
private:
// fields parsed from the CB TPDU
GeographicalScope _geographicalScope;
int _messageCode;
int _updateNumber;
int _messageIdentifier;
CBDataCodingScheme _dataCodingScheme;
int _totalPageNumber;
int _currentPageNumber;
std::string _data;
public:
// constructor with given pdu
CBMessage(std::string pdu) throw(GsmException);
// accessor functions
GeographicalScope getGeographicalScope() const {return _geographicalScope;}
int getMessageCode() const {return _messageCode;}
int getUpdateNumber() const {return _updateNumber;}
int getMessageIdentifier() const {return _messageIdentifier;}
CBDataCodingScheme getDataCodingScheme() const {return _dataCodingScheme;}
int getTotalPageNumber() const {return _totalPageNumber;}
int getCurrentPageNumber() const {return _currentPageNumber;}
std::string getData() const {return _data;}
// create textual representation of CBM
std::string toString() const;
};
// some useful typdefs
typedef Ref<CBMessage> CBMessageRef;
};
#endif // GSM_CB_H
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