resolved: when sending fails, don't try connecting to the next DNS server if we actua...

[elogind.git] / src / resolve / resolved-dns-packet.h

diff --git a/src/resolve/resolved-dns-packet.h b/src/resolve/resolved-dns-packet.h
index af51f16c3c8dac822933260b3f2371bd49db2462..26a2e7646a50e8a9f9e676dde02b821f556a4a9b 100644 (file)
--- a/src/resolve/resolved-dns-packet.h
+++ b/src/resolve/resolved-dns-packet.h
@@ -142,7 +142,8 @@ int dns_packet_append_uint16(DnsPacket *p, uint16_t v, size_t *start);
 int dns_packet_append_uint32(DnsPacket *p, uint32_t v, size_t *start);
 int dns_packet_append_string(DnsPacket *p, const char *s, size_t *start);
 int dns_packet_append_label(DnsPacket *p, const char *s, size_t l, size_t *start);
-int dns_packet_append_name(DnsPacket *p, const char *name, size_t *start);
+int dns_packet_append_name(DnsPacket *p, const char *name,
+                           bool allow_compression, size_t *start);
 int dns_packet_append_key(DnsPacket *p, const DnsResourceKey *key, size_t *start);
 int dns_packet_append_rr(DnsPacket *p, const DnsResourceRecord *rr, size_t *start);
 
@@ -152,7 +153,8 @@ int dns_packet_read_uint8(DnsPacket *p, uint8_t *ret, size_t *start);
 int dns_packet_read_uint16(DnsPacket *p, uint16_t *ret, size_t *start);
 int dns_packet_read_uint32(DnsPacket *p, uint32_t *ret, size_t *start);
 int dns_packet_read_string(DnsPacket *p, char **ret, size_t *start);
-int dns_packet_read_name(DnsPacket *p, char **ret, size_t *start);
+int dns_packet_read_name(DnsPacket *p, char **ret,
+                         bool allow_compression, size_t *start);
 int dns_packet_read_key(DnsPacket *p, DnsResourceKey **ret, size_t *start);
 int dns_packet_read_rr(DnsPacket *p, DnsResourceRecord **ret, size_t *start);
 
@@ -192,3 +194,27 @@ DnsProtocol dns_protocol_from_string(const char *s) _pure_;
 
 #define LLMNR_MULTICAST_IPV4_ADDRESS ((struct in_addr) { .s_addr = htobe32(224U << 24 | 252U) })
 #define LLMNR_MULTICAST_IPV6_ADDRESS ((struct in6_addr) { .s6_addr = { 0xFF, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x03 } })
+
+#define DNSKEY_FLAG_ZONE_KEY (1u << 8)
+#define DNSKEY_FLAG_SEP      (1u << 0)
+
+static inline uint16_t dnskey_to_flags(const DnsResourceRecord *rr) {
+        return (rr->dnskey.zone_key_flag * DNSKEY_FLAG_ZONE_KEY |
+                rr->dnskey.sep_flag * DNSKEY_FLAG_SEP);
+}
+
+/* http://tools.ietf.org/html/rfc4034#appendix-A.1 */
+enum {
+        DNSSEC_ALGORITHM_RSAMD5 = 1,
+        DNSSEC_ALGORITHM_DH,
+        DNSSEC_ALGORITHM_DSA,
+        DNSSEC_ALGORITHM_ECC,
+        DNSSEC_ALGORITHM_RSASHA1,
+        DNSSEC_ALGORITHM_INDIRECT = 252,
+        DNSSEC_ALGORITHM_PRIVATEDNS,
+        DNSSEC_ALGORITHM_PRIVATEOID,
+        _DNSSEC_ALGORITHM_MAX_DEFINED
+};
+
+const char* dnssec_algorithm_to_string(int i) _const_;
+int dnssec_algorithm_from_string(const char *s) _pure_;