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Add --dns-rr option.

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This commit is contained in:
Simon Kelley
2012-05-28 21:39:57 +01:00
parent 97c83bb05b
commit 9f7f3b1216
6 changed files with 89 additions and 8 deletions
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19
src/rfc1035.c
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@@ -1250,7 +1250,8 @@ static int add_resource_record(struct dns_header *header, char *limit, int *trun
case 't':
usval = va_arg(ap, int);
sval = va_arg(ap, char *);
memcpy(p, sval, usval);
if (usval != 0)
memcpy(p, sval, usval);
p += usval;
break;
@@ -1393,6 +1394,22 @@ size_t answer_request(struct dns_header *header, char *limit, size_t qlen,
if (qclass == C_IN)
{
struct txt_record *t;
for (t = daemon->rr; t; t = t->next)
if ((t->class == qtype || qtype == T_ANY) && hostname_isequal(name, t->name))
{
ans = 1;
if (!dryrun)
{
log_query(F_CONFIG | F_RRNAME, name, NULL, "<RR>");
if (add_resource_record(header, limit, &trunc, nameoffset, &ansp,
daemon->local_ttl, NULL,
t->class, C_IN, "t", t->len, t->txt))
anscount ++;
}
}
if (qtype == T_PTR || qtype == T_ANY)
{
/* see if it's w.z.y.z.in-addr.arpa format */