#include <shadow.h>
#include <string.h>
#include <stdlib.h>

void mt_delete_shadow_lookup_tree_of_registry(MtShadowRegistry *registry);

MtShadowRegistry mt_create_shadow_registry(void *context_ptr)
{
    MtShadowRegistry registry;
    registry.id_counter = 1;
    registry.context_ptr = context_ptr;
    registry.lookup_tree = mt_create_shadow_lookup_tree();
    mt_init_shadow_pool(&registry.root_pool, 16384);
    return registry;
}

void mt_cleanup_shadow_registry(MtShadowRegistry *registry)
{
    mt_delete_shadow_lookup_tree_of_registry(registry);
    mt_cleanup_shadow_pool(&registry->root_pool);
}

void mt_cleanup_shadow_data(MtShadow *shadow)
{
    if(shadow->tag_chain_start != NULL)
        mt_free_shadow_tag_chain(shadow->tag_chain_start);
}

void mt_delete_shadow_lookup_tree_of_registry(MtShadowRegistry *registry)
{
    MtShadowLookupTree *lookup_tree = &registry->lookup_tree;
    uint32_t index_1 = 0;
    while(index_1 < 256)
    {
        MtShadowLookupLevel1 *level_1 = lookup_tree->next[index_1];
        if(level_1 == NULL)
        {
            ++index_1;
            continue;
        }
        uint32_t index_2 = 0;
        while(index_2 < 256)
        {
            MtShadowLookupLevel2 *level_2 = level_1->next[index_2];
            if(level_2 == NULL)
            {
                ++index_2;
                continue;
            }
            uint32_t index_3 = 0;
            while(index_3 < 256)
            {
                MtShadowLookupLevel3 *level_3 = level_2->next[index_3];
                if(level_3 == NULL)
                {
                    ++index_3;
                    continue;
                }
                uint32_t index_4 = 0;
                while(index_4 < 256)
                {
                    MtShadow *shadow = level_3->next[index_4];
                    if(shadow == NULL)
                    {
                        ++index_4;
                        continue;
                    }
                    mt_cleanup_shadow_data(shadow);
                    ++index_4;
                }
                free(level_3);
                ++index_3;
            }
            free(level_2);
            ++index_2;
        }
        free(level_1);
        ++index_1;
    }
}