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/*
*
* NMEA library
* URL: http://nmea.sourceforge.net
* Author: Tim (xtimor@gmail.com)
* Licence: http://www.gnu.org/licenses/lgpl.html
* $Id: generator.h 4 2007-08-27 13:11:03Z xtimor $
*
*/
#ifndef __NMEA_GENERATOR_H__
#define __NMEA_GENERATOR_H__
#include "info.h"
#ifdef __cplusplus
extern "C" {
#endif
/*
* high level
*/
struct _nmeaGENERATOR;
enum nmeaGENTYPE
{
NMEA_GEN_NOISE = 0,
NMEA_GEN_STATIC,
NMEA_GEN_ROTATE,
NMEA_GEN_SAT_STATIC,
NMEA_GEN_SAT_ROTATE,
NMEA_GEN_POS_RANDMOVE,
NMEA_GEN_LAST
};
struct _nmeaGENERATOR * nmea_create_generator(int type, nmeaINFO *info);
void nmea_destroy_generator(struct _nmeaGENERATOR *gen);
int nmea_generate_from(
char *buff, int buff_sz, /* buffer */
nmeaINFO *info, /* source info */
struct _nmeaGENERATOR *gen, /* generator */
int generate_mask /* mask of sentence`s (e.g. GPGGA | GPGSA) */
);
/*
* low level
*/
typedef int (*nmeaNMEA_GEN_INIT)(struct _nmeaGENERATOR *gen, nmeaINFO *info);
typedef int (*nmeaNMEA_GEN_LOOP)(struct _nmeaGENERATOR *gen, nmeaINFO *info);
typedef int (*nmeaNMEA_GEN_RESET)(struct _nmeaGENERATOR *gen, nmeaINFO *info);
typedef int (*nmeaNMEA_GEN_DESTROY)(struct _nmeaGENERATOR *gen);
typedef struct _nmeaGENERATOR
{
void *gen_data;
nmeaNMEA_GEN_INIT init_call;
nmeaNMEA_GEN_LOOP loop_call;
nmeaNMEA_GEN_RESET reset_call;
nmeaNMEA_GEN_DESTROY destroy_call;
struct _nmeaGENERATOR *next;
} nmeaGENERATOR;
int nmea_gen_init(nmeaGENERATOR *gen, nmeaINFO *info);
int nmea_gen_loop(nmeaGENERATOR *gen, nmeaINFO *info);
int nmea_gen_reset(nmeaGENERATOR *gen, nmeaINFO *info);
void nmea_gen_destroy(nmeaGENERATOR *gen);
void nmea_gen_add(nmeaGENERATOR *to, nmeaGENERATOR *gen);
#ifdef __cplusplus
}
#endif
#endif /* __NMEA_GENERATOR_H__ */
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