-
-/*
- send a name defense reply
-*/
-static void nbtd_name_defense_reply(struct nbt_name_socket *nbtsock,
- struct nbt_name_packet *request_packet,
- const char *src_address, int src_port,
- struct nbt_name *name, uint32_t ttl,
- uint16_t nb_flags, const char *address)
-{
- struct nbt_name_packet *packet;
-
- packet = talloc_zero(nbtsock, struct nbt_name_packet);
- if (packet == NULL) return;
-
- packet->name_trn_id = request_packet->name_trn_id;
- packet->ancount = 1;
- packet->operation =
- NBT_FLAG_REPLY |
- (request_packet->operation & NBT_OPCODE) |
- NBT_FLAG_AUTHORITIVE |
- NBT_FLAG_RECURSION_DESIRED |
- NBT_FLAG_RECURSION_AVAIL |
- NBT_RCODE_ACT;
-
- packet->answers = talloc_array(packet, struct nbt_res_rec, 1);
- if (packet->answers == NULL) goto failed;
-
- packet->answers[0].name = *name;
- packet->answers[0].rr_type = NBT_QTYPE_NETBIOS;
- packet->answers[0].rr_class = NBT_QCLASS_IP;
- packet->answers[0].ttl = ttl;
- packet->answers[0].rdata.netbios.length = 6;
- packet->answers[0].rdata.netbios.addresses =
- talloc_array(packet->answers,
- struct nbt_rdata_address, 1);
- if (packet->answers[0].rdata.netbios.addresses == NULL) goto failed;
- packet->answers[0].rdata.netbios.addresses[0].nb_flags = nb_flags;
- packet->answers[0].rdata.netbios.addresses[0].ipaddr =
- talloc_strdup(packet->answers, address);
- if (packet->answers[0].rdata.netbios.addresses[0].ipaddr == NULL) goto failed;
-
- DEBUG(7,("Sending name defense reply for %s<%02x> at %s to %s:%d\n",
- name->name, name->type, src_address, address, src_port));
-
- nbt_name_reply_send(nbtsock, src_address, src_port, packet);
-
-failed:
- talloc_free(packet);
-}