openssh/openbsd-compat/getrrsetbyname.c

192 	struct rrsetinfo *rrset = NULL;
263 	/* initialize rrset */
264 	rrset = calloc(1, sizeof(struct rrsetinfo));
265 	if (rrset == NULL) {
269 	rrset->rri_rdclass = response->query->class;
270 	rrset->rri_rdtype = response->query->type;
271 	rrset->rri_ttl = response->answer->ttl;
272 	rrset->rri_nrdatas = response->header.ancount;
277 		rrset->rri_flags |= RRSET_VALIDATED;
281 	rrset->rri_name = strdup(response->answer->name);
282 	if (rrset->rri_name == NULL) {
288 	rrset->rri_nrdatas = count_dns_rr(response->answer, rrset->rri_rdclass,
289 	    rrset->rri_rdtype);
290 	rrset->rri_nsigs = count_dns_rr(response->answer, rrset->rri_rdclass,
294 	rrset->rri_rdatas = calloc(rrset->rri_nrdatas,
296 	if (rrset->rri_rdatas == NULL) {
302 	if (rrset->rri_nsigs > 0) {
303 		rrset->rri_sigs = calloc(rrset->rri_nsigs, sizeof(struct rdatainfo));
304 		if (rrset->rri_sigs == NULL) {
316 		if (rr->class == rrset->rri_rdclass &&
317 		    rr->type  == rrset->rri_rdtype)
318 			rdata = &rrset->rri_rdatas[index_ans++];
320 		if (rr->class == rrset->rri_rdclass &&
322 			rdata = &rrset->rri_sigs[index_sig++];
337 	*res = rrset;
341 	if (rrset != NULL)
342 		freerrset(rrset);
349 freerrset(struct rrsetinfo *rrset)
353 	if (rrset == NULL)
356 	if (rrset->rri_rdatas) {
357 		for (i = 0; i < rrset->rri_nrdatas; i++) {
358 			if (rrset->rri_rdatas[i].rdi_data == NULL)
360 			free(rrset->rri_rdatas[i].rdi_data);
362 		free(rrset->rri_rdatas);
365 	if (rrset->rri_sigs) {
366 		for (i = 0; i < rrset->rri_nsigs; i++) {
367 			if (rrset->rri_sigs[i].rdi_data == NULL)
369 			free(rrset->rri_sigs[i].rdi_data);
371 		free(rrset->rri_sigs);
374 	if (rrset->rri_name)
375 		free(rrset->rri_name);
376 	free(rrset);