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/*
* Copyright (C) 2005 Alfredo Pironti
*
* This software is distributed under a BSD-style license. See the
* file "COPYING" in the top-level directory of the disribution for details.
*
*/
#include <cstdlib>
#include "libgpsmm.h"
#include "gpsd_config.h"
struct gps_data_t* gpsmm::gps_inner_open(const char *host, const char *port)
{
const bool err = (gps_open(host, port, gps_state()) != 0);
if ( err ) {
to_user = NULL;
return NULL;
}
else { // connection successfully opened
to_user= new struct gps_data_t;
return backup(); //we return the backup of our internal structure
}
}
struct gps_data_t* gpsmm::stream(int flags)
{
if (to_user == NULL)
return NULL;
else if (gps_stream(gps_state(),flags, NULL)==-1) {
return NULL;
}
else {
return backup();
}
}
struct gps_data_t* gpsmm::send(const char *request)
{
if (gps_send(gps_state(),request)==-1) {
return NULL;
}
else {
return backup();
}
}
struct gps_data_t* gpsmm::read(void)
{
if (gps_read(gps_state())<=0) {
// we return null if there was a read() error, if no
// data was ready in POLL_NOBLOCK mode, or if the
// connection is closed by gpsd
return NULL;
}
else {
return backup();
}
}
bool gpsmm::waiting(int timeout)
{
return gps_waiting(gps_state(), timeout);
}
const char *gpsmm::data(void)
{
return gps_data(gps_state());
}
// cppcheck-suppress unusedFunction
void gpsmm::clear_fix(void)
{
gps_clear_fix(&(gps_state()->fix));
}
// cppcheck-suppress unusedFunction
void gpsmm::enable_debug(int level, FILE *fp)
{
#ifdef CLIENTDEBUG_ENABLE
gps_enable_debug(level, fp);
#endif /* CLIENTDEBUG_ENABLE */
}
// cppcheck-suppress unusedFunction
bool gpsmm::is_open(void)
{
return to_user != NULL;
}
gpsmm::~gpsmm()
{
if ( to_user != NULL ) {
(void)gps_close(gps_state());
delete to_user;
}
}
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