void
AntiDOS_update(AntiDOS *dos)
{
time_t t = time(0);
assert(dos!=0);
if (t-dos->min_time > ANTIDOS_TIME_BASE) {
bool was_changed = false;
struct Data *i;
dos->min_time = t;
for (i = Vector_begin(&dos->data); i!=Vector_end(&dos->data); ++i) {
if (t - i->access_time>ANTIDOS_TIME_BASE) {
i->ip.s_addr = 0xFFFFFFFF;
was_changed = true;
}
else
dos->min_time = MIN(dos->min_time, i->access_time);
}
if (was_changed) {
Vector_sort(&dos->data, Data_sortCompare);
for (i=Vector_end(&dos->data); i!=Vector_begin(&dos->data);) {
--i;
if (i->ip.s_addr!=0xFFFFFFFF) break;
Vector_popback(&dos->data);
}
Vector_resize(&dos->data);
}
}
}
static Image *add_image(
ImageManager *manager,
char *name,
MemoryManager memory)
{
char * const full_name = join_paths(manager->directory, name, memory);
Image image;
if (!full_name)
{
return NULL;
}
image.name = name;
image.surface = load_texture(full_name, manager->format);
Deallocator_free(memory.deallocator, full_name);
if (!image.surface)
{
return NULL;
}
if (!Vector_push_back(&manager->images, &image, sizeof(image), memory.allocator))
{
SDL_FreeSurface(image.surface);
return NULL;
}
return ((Image *)Vector_end(&manager->images)) - 1;
}
SDL_Surface *ImageManager_get(ImageManager *im, char const *name, MemoryManager memory)
{
Image *created;
Image * const end = (Image *)Vector_end(&im->images);
Image * const existing = find(Vector_begin(&im->images),
end,
sizeof(Image),
is_image_name,
(void *)name
);
char *name_copy;
if (existing != end)
{
return existing->surface;
}
name_copy = copy_string(name, memory.allocator);
created = add_image(im, name_copy, memory);
if (created)
{
return created->surface;
}
Deallocator_free(memory.deallocator, name_copy);
return NULL;
}
void ImageManager_free(ImageManager *im, Deallocator images_deallocator)
{
for_each(Vector_begin(&im->images),
Vector_end(&im->images),
sizeof(Image),
free_image,
&images_deallocator);
Vector_free(&im->images, images_deallocator);
Deallocator_free(images_deallocator, im->directory);
}
void Fauna_update(Fauna *fauna, struct TileGrid const *world, TimeSpan delta, TimePoint now, NumberGenerator random)
{
NPCUpdateArgs args = {world, delta, now, random};
for_each(
Vector_begin(&fauna->npcs),
Vector_end(&fauna->npcs),
sizeof(NPC),
update_npc,
&args
);
}
