/* Allocates the trees for the engine cache */
int cli_cache_init(struct cl_engine *engine) {
struct CACHE *cache;
unsigned int i, j;
if(!engine) {
cli_errmsg("cli_cache_init: mpool malloc fail\n");
return 1;
}
if(!(cache = mpool_malloc(engine->mempool, sizeof(struct CACHE) * TREES))) {
cli_errmsg("cli_cache_init: mpool malloc fail\n");
return 1;
}
for(i=0; i<TREES; i++) {
if(pthread_mutex_init(&cache[i].mutex, NULL)) {
cli_errmsg("cli_cache_init: mutex init fail\n");
for(j=0; j<i; j++) cacheset_destroy(&cache[j].cacheset, engine->mempool);
for(j=0; j<i; j++) pthread_mutex_destroy(&cache[j].mutex);
mpool_free(engine->mempool, cache);
return 1;
}
if(cacheset_init(&cache[i].cacheset, engine->mempool)) {
for(j=0; j<i; j++) cacheset_destroy(&cache[j].cacheset, engine->mempool);
for(j=0; j<=i; j++) pthread_mutex_destroy(&cache[j].mutex);
mpool_free(engine->mempool, cache);
return 1;
}
}
engine->cache = cache;
return 0;
}
/* Frees the engine cache */
void cli_cache_destroy(struct cl_engine *engine) {
struct CACHE *cache;
unsigned int i;
if(!engine || !(cache = engine->cache))
return;
for(i=0; i<TREES; i++) {
cacheset_destroy(&cache[i].cacheset, engine->mempool);
pthread_mutex_destroy(&cache[i].mutex);
}
mpool_free(engine->mempool, cache);
}
/* Frees the engine cache */
void cli_cache_destroy(struct cl_engine *engine) {
struct CACHE *cache;
unsigned int i;
if(!engine || !(cache = engine->cache))
return;
if (engine->engine_options & ENGINE_OPTIONS_DISABLE_CACHE) {
return;
}
for(i=0; i<TREES; i++) {
cacheset_destroy(&cache[i].cacheset, engine->mempool);
pthread_mutex_destroy(&cache[i].mutex);
}
mpool_free(engine->mempool, cache);
}
