eive-obsw/bsp_mib/include/libgpsmm.h

59 lines
1.8 KiB
C++

#ifndef _GPSD_GPSMM_H_
#define _GPSD_GPSMM_H_
/*
* Copyright (C) 2005 Alfredo Pironti
*
* This software is distributed under a BSD-style license. See the
* file "COPYING" in the toop-level directory of the distribution for details.
*
*/
#include <sys/types.h>
#include "gps.h" //the C library we are going to wrap
#ifndef USE_QT
class gpsmm {
#else
#include <QtCore/qglobal.h>
#if defined(LIBQGPSMM_LIBRARY)
# define LIBQGPSMMSHARED_EXPORT Q_DECL_EXPORT
#else
# define LIBQGPSMMSHARED_EXPORT Q_DECL_IMPORT
#endif
class LIBQGPSMMSHARED_EXPORT gpsmm {
#endif
public:
// cppcheck-suppress uninitVar
gpsmm(const char *host, const char *port) : to_user(0), _gps_state() {
gps_inner_open(host, port);
}
#ifdef __UNUSED__
// cppcheck-suppress uninitVar
gpsmm(void) : to_user(0)
{
gps_inner_open("localhost", DEFAULT_GPSD_PORT);
}
#endif
virtual ~gpsmm();
struct gps_data_t* send(const char *request); //put a command to gpsd and return the updated struct
struct gps_data_t* stream(int); //set watcher and policy flags
struct gps_data_t* read(void); //block until gpsd returns new data, then return the updated struct
const char *data(void); // return the client data buffer
bool waiting(int); // blocking check for data waiting
void clear_fix(void);
void enable_debug(int, FILE*);
bool is_open(void); // check for constructor success
private:
struct gps_data_t *to_user; //we return the user a copy of the internal structure. This way she can modify it without
//integrity loss for the entire class
struct gps_data_t* gps_inner_open(const char *host,
const char *port);
struct gps_data_t _gps_state;
struct gps_data_t * gps_state() { return &_gps_state; }
struct gps_data_t* backup(void) { *to_user=*gps_state(); return to_user;}; //return the backup copy
};
#endif // _GPSD_GPSMM_H_