TheArchive/iodine
1
0
Fork 0
mirror of https://github.com/yarrick/iodine.git synced 2024-11-23 10:05:08 +00:00
Code Issues Packages Projects Releases Wiki Activity

Set additional record count properly in NS reply

Browse Source 
For when there is no IPv4 address to return.
This commit is contained in:
Erik Ekman 2020-07-23 22:12:07 +02:00
parent ec6a1ac308
commit cde0b7632d
1 changed files with 4 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
src/dns.c
View File

@ -260,7 +260,6 @@ int dns_encode_ns_response(char *buf, size_t buflen, struct query *q,
header->qdcount = htons(1);
header->ancount = htons(1);
header->arcount = htons(1);
/* pointer to start of name */
name = 0xc000 | ((p - buf) & 0x3fff);
@ -302,6 +301,10 @@ int dns_encode_ns_response(char *buf, size_t buflen, struct query *q,
/* Do we have an IPv4 address to send? */
if (q->destination.ss_family == AF_INET) {
struct sockaddr_in *dest = (struct sockaddr_in *) &q->destination;
/* One additional record coming */
header->arcount = htons(1);
/* Additional data (A-record of NS server) */
CHECKLEN(12);
putshort(&p, nsname); /* Name Server */