diff options
| author | Lennart Poettering <lennart@poettering.net> | 2014-07-18 12:34:02 +0200 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2014-07-18 12:38:32 +0200 |
| commit | 1716f6dcf54d4c181c2e2558e3d5414f54c8d9ca (patch) | |
| tree | 32dd8c93d766d205354d72eea44fee55a2d9a55b /src/resolve/resolved-dns-packet.c | |
| parent | 9d485985338a46b8cb1acdf1af6c1eb2e88acfee (diff) | |
resolved: add LLMNR support for looking up names
Diffstat (limited to 'src/resolve/resolved-dns-packet.c')
| -rw-r--r-- | src/resolve/resolved-dns-packet.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/src/resolve/resolved-dns-packet.c b/src/resolve/resolved-dns-packet.c index 499683ac1d..02532dc721 100644 --- a/src/resolve/resolved-dns-packet.c +++ b/src/resolve/resolved-dns-packet.c @@ -24,7 +24,7 @@ #include "resolved-dns-domain.h" #include "resolved-dns-packet.h" -int dns_packet_new(DnsPacket **ret, size_t mtu) { +int dns_packet_new(DnsPacket **ret, DnsProtocol protocol, size_t mtu) { DnsPacket *p; size_t a; @@ -51,6 +51,7 @@ int dns_packet_new(DnsPacket **ret, size_t mtu) { p->size = p->rindex = DNS_PACKET_HEADER_SIZE; p->allocated = a; + p->protocol = protocol; p->n_ref = 1; *ret = p; @@ -58,19 +59,23 @@ int dns_packet_new(DnsPacket **ret, size_t mtu) { return 0; } -int dns_packet_new_query(DnsPacket **ret, size_t mtu) { +int dns_packet_new_query(DnsPacket **ret, DnsProtocol protocol, size_t mtu) { DnsPacket *p; DnsPacketHeader *h; int r; assert(ret); - r = dns_packet_new(&p, mtu); + r = dns_packet_new(&p, protocol, mtu); if (r < 0) return r; h = DNS_PACKET_HEADER(p); - h->flags = htobe16(DNS_PACKET_MAKE_FLAGS(0, 0, 0, 0, 1, 0, 0, 0, 0)); + + if (protocol == DNS_PROTOCOL_DNS) + h->flags = htobe16(DNS_PACKET_MAKE_FLAGS(0, 0, 0, 0, 1, 0, 0, 0, 0)); /* ask for recursion */ + else + h->flags = htobe16(DNS_PACKET_MAKE_FLAGS(0, 0, 0, 0, 0, 0, 0, 0, 0)); *ret = p; return 0; @@ -812,3 +817,10 @@ static const char* const dns_rcode_table[_DNS_RCODE_MAX_DEFINED] = { [DNS_RCODE_BADTRUNC] = "BADTRUNC", }; DEFINE_STRING_TABLE_LOOKUP(dns_rcode, int); + +static const char* const dns_protocol_table[_DNS_PROTOCOL_MAX] = { + [DNS_PROTOCOL_DNS] = "dns", + [DNS_PROTOCOL_MDNS] = "mdns", + [DNS_PROTOCOL_LLMNR] = "llmnr", +}; +DEFINE_STRING_TABLE_LOOKUP(dns_protocol, DnsProtocol); |