lsup_rdf/src/store.c

#include "store.h"


#define ENTRY(a, b) case LSUP_STORE_##a: return &b;
static inline const LSUP_StoreInt *
select_interface (LSUP_StoreType be) {
    switch (be) {
        BACKEND_TBL
        default: return NULL;
    }
}
#undef ENTRY


const LSUP_StoreInt *
LSUP_store_int (LSUP_StoreType type) {
    switch (type) {
#define ENTRY(a, b) \
        case LSUP_STORE_##a: return &b;
BACKEND_TBL
#undef ENTRY
        default: return NULL;
    }
}


LSUP_Store *
LSUP_store_new (
        const LSUP_StoreType store_type, const char *store_id, size_t size)
{
    if (UNLIKELY (!LSUP_IS_INIT)) {
        log_error (
                "Environment is not initialized. Did you call LSUP_init()?");
        return NULL;
    }
    const LSUP_StoreInt *sif = select_interface (store_type);
    if (UNLIKELY (!sif)) {
        log_error ("Not a valid store type: %d", store_type);
        return NULL;
    }

    LSUP_Store *store;
    MALLOC_GUARD (store, NULL);

    store->type = store_type;
    store->sif = sif;
    store->id = store_id ? strdup (store_id) : NULL;
    // TODO implement custom default context.
    store->data = store->sif->new_fn (store_id, size);

    return store;
}


void
LSUP_store_free (LSUP_Store *store)
{
    store->sif->free_fn (store->data);
    free (store);
}