static void handle_triggers(struct term_client *client, char *data,
size_t length)
{
struct term_trigger *trigger = NULL;
collections_list_traverse_start(client->triggers);
while ((trigger = collections_list_traverse_next(client->triggers)) != NULL)
{
for (int i = 0; i < length; i++) {
if (data[i] == trigger->trigger_character) {
/* call closure associated with trigger */
trigger->closure.handler(trigger->closure.arg);
}
}
}
collections_list_traverse_end(client->triggers);
}
/*
* Returns the next element in the hash table. If
* a valid element is found, the key is set to the
* key of the element. If there is no valid element,
* returns null and key is not modified.
*/
void* collections_hash_traverse_next(collections_hash_table* t, uint64_t *key)
{
if (t->cur_bucket_num == -1) {
// if the cur_bucket_num is invalid,
// hash traversal has not been started.
printf("Error: collections_hash_table must be opened for traversal first.\n");
return NULL;
}
if (t->cur_bucket_num >= t->num_buckets) {
// all the buckets have been traversed.
return NULL;
} else {
collections_listnode* bucket;
collections_hash_elem* ret;
if (t->buckets[t->cur_bucket_num]) {
bucket = t->buckets[t->cur_bucket_num];
ret = (collections_hash_elem*) collections_list_traverse_next(bucket);
if (ret) {
*key = ret->key;
return ret->data;
} else {
// this list traversal is over.
// let's close it.
collections_list_traverse_end(bucket);
}
}
bucket = collections_hash_get_next_valid_bucket(t);
if (!bucket) {
return NULL;
} else {
ret = (collections_hash_elem*) collections_list_traverse_next(bucket);
assert(ret != NULL);
}
*key = ret->key;
return ret->data;
}
}
