struct addrinfo *q;
struct addrinfo *last = NULL;
char *canonname = NULL;
- bool malloc_results;
- size_t alloc_size = nresults * (sizeof (*results) + sizeof (size_t));
+ struct scratch_buffer buf;
+ scratch_buffer_init (&buf);
- malloc_results
- = !__libc_use_alloca (alloc_size);
- if (malloc_results)
+ if (!scratch_buffer_set_array_size (&buf, nresults,
+ sizeof (*results) + sizeof (size_t)))
{
- results = malloc (alloc_size);
- if (results == NULL)
- {
- __free_in6ai (in6ai);
- return EAI_MEMORY;
- }
+ __free_in6ai (in6ai);
+ return EAI_MEMORY;
}
- else
- results = alloca (alloc_size);
+ results = buf.data;
+
order = (size_t *) (results + nresults);
/* Now we definitely need the interface information. */
/* Fill in the canonical name into the new first entry. */
p->ai_canonname = canonname;
- if (malloc_results)
- free (results);
+ scratch_buffer_free (&buf);
}
__free_in6ai (in6ai);