283 static unsigned char *skip_name(unsigned char *ansp, HEADER *header, size_t plen, int extrabytes)  in skip_name()  argument
289       if (!CHECK_LEN(header, ansp, plen, 1))  in skip_name()
292       label_type = (*ansp) & 0xc0;  in skip_name()
297 	  ansp += 2;	  in skip_name()
307 	  if (!CHECK_LEN(header, ansp, plen, 2))  in skip_name()
310 	  if (((*ansp++) & 0x3f) != 1)  in skip_name()
313 	  count = *(ansp++); /* Bits in bitstring */  in skip_name()
316 	    ansp += 32;  in skip_name()
318 	    ansp += ((count-1)>>3)+1;  in skip_name()
322 	  unsigned int len = (*ansp++) & 0x3f;  in skip_name()
324 	  if (!ADD_RDLEN(header, ansp, plen, len))  in skip_name()
332   if (!CHECK_LEN(header, ansp, plen, extrabytes))  in skip_name()
335   return ansp;  in skip_name()
341   unsigned char *ansp = (unsigned char *)(header+1);  in skip_questions()  local
345       if (!(ansp = skip_name(ansp, header, plen, 4)))  in skip_questions()
347       ansp += 4; /* class and type */  in skip_questions()
350   return ansp;  in skip_questions()
353 static unsigned char *skip_section(unsigned char *ansp, int count, HEADER *header, size_t plen)  in skip_section()  argument
359       if (!(ansp = skip_name(ansp, header, plen, 10)))  in skip_section()
361       ansp += 8; /* type, class, TTL */  in skip_section()
362       GETSHORT(rdlen, ansp);  in skip_section()
363       if (!ADD_RDLEN(header, ansp, plen, rdlen))  in skip_section()
367   return ansp;  in skip_section()
420   unsigned char *ansp = skip_questions(header, plen);  in resize_packet()  local
423   if (!ansp)  in resize_packet()
426 …if (!(ansp = skip_section(ansp, ntohs(header->ancount) + ntohs(header->nscount) + ntohs(header->ar…  in resize_packet()
434       memmove(ansp, pheader, hlen);  in resize_packet()
436       ansp += hlen;  in resize_packet()
439   return ansp - (unsigned char *)header;  in resize_packet()
450   unsigned char *ansp = (unsigned char *)(header+1);  in find_pseudoheader()  local
462 	      if (!(ansp = skip_name(ansp, header, plen, 4)))  in find_pseudoheader()
465 	      GETSHORT(type, ansp);   in find_pseudoheader()
466 	      GETSHORT(class, ansp);  in find_pseudoheader()
475       if (!(ansp = skip_questions(header, plen)))  in find_pseudoheader()
482   if (!(ansp = skip_section(ansp, ntohs(header->ancount) + ntohs(header->nscount), header, plen)))  in find_pseudoheader()
487       unsigned char *save, *start = ansp;  in find_pseudoheader()
488       if (!(ansp = skip_name(ansp, header, plen, 10)))  in find_pseudoheader()
491       GETSHORT(type, ansp);  in find_pseudoheader()
492       save = ansp;  in find_pseudoheader()
493       GETSHORT(class, ansp);  in find_pseudoheader()
494       ansp += 4; /* TTL */  in find_pseudoheader()
495       GETSHORT(rdlen, ansp);  in find_pseudoheader()
496       if (!ADD_RDLEN(header, ansp, plen, rdlen))  in find_pseudoheader()
501 	    *len = ansp - start;  in find_pseudoheader()
1134   unsigned char *p, *ansp, *pheader;  in answer_request()  local
1184   if (!(ansp = skip_questions(header, qlen)))  in answer_request()
1215 		      if (add_resource_record(header, limit, &trunc, nameoffset, &ansp,   in answer_request()
1254 		      if (add_resource_record(header, limit, &trunc, nameoffset, &ansp,   in answer_request()
1268 			    add_resource_record(header, limit, &trunc, nameoffset, &ansp,   in answer_request()
1301 			    if (add_resource_record(header, limit, &trunc, nameoffset, &ansp,   in answer_request()
1342 		      if (add_resource_record(header, limit, &trunc, nameoffset, &ansp,   in answer_request()
1368 			      if (add_resource_record(header, limit, &trunc, nameoffset, &ansp,   in answer_request()
1410 			      if (add_resource_record(header, limit, &trunc, nameoffset, &ansp,   in answer_request()
1447 			      if (add_resource_record(header, limit, &trunc, nameoffset, &ansp,   in answer_request()
1468 		      if (add_resource_record(header, limit, &trunc, nameoffset, &ansp, daemon->local_ttl,  in answer_request()
1485 		      if (add_resource_record(header, limit, &trunc, nameoffset, &ansp, daemon->local_ttl, NULL,   in answer_request()
1505 			if (add_resource_record(header, limit, &trunc, nameoffset, &ansp, daemon->local_ttl,   in answer_request()
1534 			if (add_resource_record(header, limit, &trunc, nameoffset, &ansp, daemon->local_ttl,   in answer_request()
1584 	    if (add_resource_record(header, limit, NULL, rec->offset, &ansp,   in answer_request()
1603   return ansp - (unsigned char *)header;  in answer_request()