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Implement --address=/example.com/#

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as (more efficient) syntactic sugar for --address=/example.com/0.0.0.0 and --address=/example.com/::
This commit is contained in:
Simon Kelley
2018-09-03 23:18:36 +01:00
parent c5db8f93ec
commit da8b6517de
4 changed files with 31 additions and 9 deletions
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21
src/forward.c
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@@ -118,6 +118,7 @@ static unsigned int search_servers(time_t now, struct all_addr **addrpp, unsigne
unsigned int matchlen = 0;
struct server *serv;
unsigned int flags = 0;
static struct all_addr zero;
for (serv = daemon->servers; serv; serv=serv->next)
if (qtype == F_DNSSECOK && !(serv->flags & SERV_DO_DNSSEC))
@@ -129,9 +130,16 @@ static unsigned int search_servers(time_t now, struct all_addr **addrpp, unsigne
*type = SERV_FOR_NODOTS;
if (serv->flags & SERV_NO_ADDR)
flags = F_NXDOMAIN;
else if (serv->flags & SERV_LITERAL_ADDRESS)
else if (serv->flags & SERV_LITERAL_ADDRESS)
{
if (sflag & qtype)
/* literal address = '#' -> return all-zero address for IPv4 and IPv6 */
if ((serv->flags & SERV_USE_RESOLV) && (qtype & (F_IPV6 | F_IPV4)))
{
memset(&zero, 0, sizeof(zero));
flags = qtype;
*addrpp = &zero;
}
else if (sflag & qtype)
{
flags = sflag;
if (serv->addr.sa.sa_family == AF_INET)
@@ -184,7 +192,14 @@ static unsigned int search_servers(time_t now, struct all_addr **addrpp, unsigne
flags = F_NXDOMAIN;
else if (serv->flags & SERV_LITERAL_ADDRESS)
{
if (sflag & qtype)
/* literal address = '#' -> return all-zero address for IPv4 and IPv6 */
if ((serv->flags & SERV_USE_RESOLV) && (qtype & (F_IPV6 | F_IPV4)))
{
memset(&zero, 0, sizeof(zero));
flags = qtype;
*addrpp = &zero;
}
else if (sflag & qtype)
{
flags = sflag;
if (serv->addr.sa.sa_family == AF_INET)

6
src/option.c
View File

@@ -2467,11 +2467,7 @@ static int one_opt(int option, char *arg, char *errstr, char *gen_err, int comma
}
else if (strcmp(arg, "#") == 0)
{
newlist->flags |= SERV_USE_RESOLV; /* treat in ordinary way */
if (newlist->flags & SERV_LITERAL_ADDRESS)
ret_err(gen_err);
}
newlist->flags |= SERV_USE_RESOLV; /* treat in ordinary way */
else
{
char *err = parse_server(arg, &newlist->addr, &newlist->source_addr, newlist->interface, &newlist->flags);