src/lib-fts/fts-filter-private.h

	fts-filter-private.h revision 6111370718708a3a966c60a1941ea303a4e0c759
#ifndef FTS_FILTER_PRIVATE_H
#define FTS_FILTER_PRIVATE_H

#define FTS_FILTER_CLASSES_NR 3

/*
 API that stemming providers (classes) must provide: The register()
 function is called when the class is registered via
 fts_filter_register() The create() function is called to get an
 instance of a registered filter class.  The destroy function is
 called to destroy an instance of a filter.

*/
struct fts_filter_vfuncs {
    bool (*supports)(const struct fts_language *lang);
    int (*create)(const struct fts_language *lang,
                  const char *const *settings,
                  struct fts_filter **filter_r,
                  const char **error_r);
    int (*filter)(struct fts_filter *filter, const char **token,
              const char **error_r);

    void (*destroy)(struct fts_filter *filter);
};

struct fts_filter {
    const char *class_name; /* name of the class this is based on */
    const struct fts_filter_vfuncs *v;
    int refcount;
    struct fts_filter *parent;
};

#endif