1#include <stdlib.h>
2#include <stddef.h>
3#include <netdb.h>
4#include "lookup.h"
5#include "lock.h"
6
7void freeaddrinfo(struct addrinfo *p)
8{
9 size_t cnt;
10 for (cnt=1; p->ai_next; cnt++, p=p->ai_next);
11 struct aibuf *b = (void *)((char *)p - offsetof(struct aibuf, ai));
12 b -= b->slot;
13 LOCK(b->lock);
14 if (!(b->ref -= cnt)) free(b);
15 else UNLOCK(b->lock);
16}