Remove dead code.

src/resolver.c

@@ -40,46 +40,6 @@
 #include "parse.h"
 #include "logger.h"
 
-
-#if 0
-struct dns_request_key {
- uint16_t id;
- uint16_t port;
-};
-/** Message compression (waste of resources in case of request) */
-struct dns_name_table {
- uint8_t off;
- uint8_t *label;
- uint8_t len;
- UT_hash_handle hh;
-};
-
-static bool
-try_compress_label (memory_pool_t *pool, uint8_t *target, uint8_t *start, uint8_t len,
- uint8_t *label, struct dns_name_table **table)
-{
- struct dns_name_table *found = NULL;
- uint16_t pointer;
-
- HASH_FIND (hh, *table, label, len, found);
- if (found != NULL) {
- pointer = htons ((uint16_t)found->off | 0xC0);
- memcpy (target, &pointer, sizeof (pointer));
- return true;
- }
- else {
- /* Insert label to list */
- found = memory_pool_alloc (pool, sizeof (struct dns_name_table));
- found->off = target - start;
- found->label = label;
- found->len = len;
- HASH_ADD_KEYPTR (hh, *table, found->label, len, found);
- }
-
- return false;
-}
-#endif
-
 static int
 rdns_send_request (struct rdns_request *req, int fd, bool new_req)
 {