Cross Reference: /bind-9.6-ESV-R11/lib/isc/radix.c

Lines Matching refs:prefix
22  * Id: prefix.c,v 1.37.2.9 2000/03/10 02:53:19 labovit Exp
37 _deref_prefix(isc_mem_t *mctx, isc_prefix_t *prefix);
40 _ref_prefix(isc_mem_t *mctx, isc_prefix_t **target, isc_prefix_t *prefix);
52 	isc_prefix_t *prefix;
59 	prefix = isc_mem_get(mctx, sizeof(isc_prefix_t));
60 	if (prefix == NULL)
64 		prefix->bitlen = (bitlen >= 0) ? bitlen : 128;
65 		memmove(&prefix->add.sin6, dest, 16);
68 		prefix->bitlen = (bitlen >= 0) ? bitlen : 32;
69 		memmove(&prefix->add.sin, dest, 4);
72 	prefix->family = family;
74 	isc_refcount_init(&prefix->refcount, 1);
76 	*target = prefix;
81 _deref_prefix(isc_mem_t *mctx, isc_prefix_t *prefix) {
84 	if (prefix == NULL)
87 	isc_refcount_decrement(&prefix->refcount, &refs);
90 		isc_refcount_destroy(&prefix->refcount);
91 		isc_mem_put(mctx, prefix, sizeof(isc_prefix_t));
96 _ref_prefix(isc_mem_t *mctx, isc_prefix_t **target, isc_prefix_t *prefix) {
97 	INSIST(prefix != NULL);
98 	INSIST((prefix->family == AF_INET && prefix->bitlen <= 32) ||
99 	       (prefix->family == AF_INET6 && prefix->bitlen <= 128) ||
100 	       (prefix->family == AF_UNSPEC && prefix->bitlen == 0));
104 	 * If this prefix is a static allocation, copy it into new memory.
108 	if (isc_refcount_current(&prefix->refcount) == 0) {
110 		ret = _new_prefix(mctx, target, prefix->family,
111 				  &prefix->add, prefix->bitlen);
115 	isc_refcount_increment(&prefix->refcount, NULL);
117 	*target = prefix;
180 			if (Xrn->prefix != NULL) {
181 				_deref_prefix(radix->mctx, Xrn->prefix);
221  * func will be called as func(node->prefix, node->data)
231 		func(node->prefix, node->data);
238 		 isc_prefix_t *prefix)
248 	REQUIRE(prefix != NULL);
250 	RUNTIME_CHECK(prefix->bitlen <= radix->maxbits);
259 	addr = isc_prefix_touchar(prefix);
260 	bitlen = prefix->bitlen;
263 		if (node->prefix)
275 	if (node && node->prefix)
281 		if (_comp_with_mask(isc_prefix_tochar(node->prefix),
282 				    isc_prefix_tochar(prefix),
283 				    node->prefix->bitlen)) {
284 			if (node->node_num[ISC_IS6(prefix->family)] != -1 &&
287 				   node->node_num[ISC_IS6(prefix->family)])) {
289 				tfamily = prefix->family;
303 		 isc_radix_node_t *source, isc_prefix_t *prefix)
313 	REQUIRE(prefix != NULL || (source != NULL && source->prefix != NULL));
314 	RUNTIME_CHECK(prefix == NULL || prefix->bitlen <= radix->maxbits);
316 	if (prefix == NULL)
317 		prefix = source->prefix;
319 	INSIST(prefix != NULL);
321 	bitlen = prefix->bitlen;
322 	fam = prefix->family;
330 		node->prefix = NULL;
331 		result = _ref_prefix(radix->mctx, &node->prefix, prefix);
374 	addr = isc_prefix_touchar(prefix);
377 	while (node->bit < bitlen || node->prefix == NULL) {
393 	INSIST(node->prefix != NULL);
395 	test_addr = isc_prefix_touchar(node->prefix);
425 		if (node->prefix != NULL) {
465 				_ref_prefix(radix->mctx, &node->prefix, prefix);
509 	new_node->prefix = NULL;
510 	result = _ref_prefix(radix->mctx, &new_node->prefix, prefix);
583 		glue->prefix = NULL;
623 		 * make sure there is a prefix associated with it!
625 		if (node->prefix != NULL)
626 			_deref_prefix(radix->mctx, node->prefix);
628 		node->prefix = NULL;
635 		_deref_prefix(radix->mctx, node->prefix);
654 		if (parent->prefix)
683 	_deref_prefix(radix->mctx, node->prefix);