static void
set_previous_owner(struct state_pretty_rr *state, const dname_type *dname)
{
region_free_all(state->previous_owner_region);
state->previous_owner = dname_copy(state->previous_owner_region, dname);
state->previous_owner_origin = dname_origin(
state->previous_owner_region, state->previous_owner);
}
int mesg_make_query (u_char *qname, uint16_t qtype, uint16_t qclass,
uint32_t id, int rd, u_char *buf, int buflen) {
char *fn = "mesg_make_query()";
u_char *ucp;
int i, written_len;
Mesg_Hdr *hdr;
if (T.debug > 4)
syslog (LOG_DEBUG, "%s: (qtype: %s, id: %d): start", fn,
string_rtype (qtype), id);
hdr = (Mesg_Hdr *) buf;
/* write header */
hdr->id = id;
hdr->opcode = OP_QUERY;
hdr->rcode = RC_OK;
hdr->rd = rd;
hdr->qr = hdr->aa = hdr->tc = hdr->ra = hdr->zero = 0;
hdr->qdcnt = ntohs (1);
hdr->ancnt = hdr->nscnt = hdr->arcnt = ntohs (0);
written_len = sizeof (Mesg_Hdr);
ucp = (u_char *) (hdr + 1);
/* write qname */
if (T.debug > 4)
syslog (LOG_DEBUG, "%s: qname offset = %d", fn, (int)(ucp - buf));
i = dname_copy (qname, ucp, buflen - written_len);
if (i < 0)
return -1;
written_len += i;
ucp += i;
/* write qtype / qclass */
if (T.debug > 4)
syslog (LOG_DEBUG, "%s: qtype/qclass offset = %d",
fn, (int)(ucp - buf));
written_len += sizeof (uint16_t) * 2;
if (written_len > buflen)
return -1;
PUTSHORT (qtype, ucp);
PUTSHORT (qclass, ucp);
return written_len;
}
void gdnsd_result_add_cname(dyn_result_t* result, const uint8_t* dname, const uint8_t* origin) {
dmn_assert(result); dmn_assert(dname); dmn_assert(origin);
dmn_assert(dname_status(dname) != DNAME_INVALID);
dmn_assert(dname_status(origin) == DNAME_VALID);
dmn_assert(!result->is_cname);
dmn_assert(!result->count_v4);
dmn_assert(!result->count_v6);
result->is_cname = true;
dname_copy(result->storage, dname);
if(dname_is_partial(result->storage))
dname_cat(result->storage, origin);
dmn_assert(dname_status(result->storage) == DNAME_VALID);
}
int plugin_static_map_res(const char* resname, const uint8_t* origin) {
if(resname) {
for(unsigned i = 0; i < num_resources; i++) {
if(!strcmp(resname, resources[i].name)) {
if(resources[i].is_addr)
return (int)i;
if(!origin)
map_res_err("plugin_static: CNAME resource '%s' cannot be used for a DYNA record", resources[i].name);
if(dname_is_partial(resources[i].dname)) {
uint8_t dnbuf[256];
dname_copy(dnbuf, resources[i].dname);
dname_status_t status = dname_cat(dnbuf, origin);
if(status != DNAME_VALID)
map_res_err("plugin_static: CNAME resource '%s' (configured with partial domainname '%s') creates an invalid domainname when used at origin '%s'", resources[i].name, logf_dname(resources[i].dname), logf_dname(origin));
}
return (int)i;
}
}
map_res_err("plugin_static: Unknown resource '%s'", resname);
}
map_res_err("plugin_static: resource name required");
}
