/**
* free_statskey - free an stats key structure.
* @key: The key to free.
*
* Takes a stats key and frees the memory used by it and the linked list
* of sigs under it. Doesn't recurse into the list as it's assumed all the
* objects referenced also exist in the hash.
*/
static void free_statskey(struct stats_key *key)
{
if (key != NULL) {
if (key->sigs != NULL) {
llfree(key->sigs, NULL);
key->sigs = NULL;
}
if (key->signs != NULL) {
llfree(key->signs, NULL);
key->signs = NULL;
}
free(key);
}
}
/**
free a linked list.
*/
void
llfree(linkedlist* a)
{ /* add paranoia checks */
if (!a)
return;
llfree(a->next);
a->next = NULL;
free (a->string);
a->string = NULL;
free (a);
}
/**
* destroyhash - Clean up the hash after use.
*
* This function destroys the hash after use, freeing any memory that was
* used during its lifetime.
*/
void destroyhash(void)
{
int i;
struct ll *curll = NULL;
for (i = 0; i < HASHSIZE; i++) {
curll = hashtable[i];
/*
* TODO: The problem is the object has pointers that
* need freed too.
*/
llfree(curll, (void (*)(void *)) free_statskey);
hashtable[i] = NULL;
}
elements = 0;
}
