#ifndef foorrhfoo
#define foorrhfoo
-/* $Id$ */
-
/***
This file is part of avahi.
-
+
avahi is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 2.1 of the
License, or (at your option) any later version.
-
+
avahi is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
Public License for more details.
-
+
You should have received a copy of the GNU Lesser General Public
License along with avahi; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
AVAHI_C_DECL_BEGIN
-/** DNS record types, see RFC 1035 */
+/** DNS record types, see RFC 1035, in addition to those defined in defs.h */
enum {
- AVAHI_DNS_TYPE_A = 0x01,
- AVAHI_DNS_TYPE_NS = 0x02,
- AVAHI_DNS_TYPE_CNAME = 0x05,
- AVAHI_DNS_TYPE_SOA = 0x06,
- AVAHI_DNS_TYPE_PTR = 0x0C,
- AVAHI_DNS_TYPE_HINFO = 0x0D,
- AVAHI_DNS_TYPE_MX = 0x0F,
- AVAHI_DNS_TYPE_TXT = 0x10,
- AVAHI_DNS_TYPE_AAAA = 0x1C,
- AVAHI_DNS_TYPE_SRV = 0x21,
- AVAHI_DNS_TYPE_ANY = 0xFF /**< Special query type for requesting all records */
+ AVAHI_DNS_TYPE_ANY = 0xFF, /**< Special query type for requesting all records */
+ AVAHI_DNS_TYPE_OPT = 41, /**< EDNS0 option */
+ AVAHI_DNS_TYPE_TKEY = 249,
+ AVAHI_DNS_TYPE_TSIG = 250,
+ AVAHI_DNS_TYPE_IXFR = 251,
+ AVAHI_DNS_TYPE_AXFR = 252
};
-/** DNS record classes, see RFC 1035 */
+/** DNS record classes, see RFC 1035, in addition to those defined in defs.h */
enum {
- AVAHI_DNS_CLASS_IN = 0x01, /**< Probably the only class we will ever use */
AVAHI_DNS_CLASS_ANY = 0xFF, /**< Special query type for requesting all records */
AVAHI_DNS_CACHE_FLUSH = 0x8000, /**< Not really a class but a bit which may be set in response packets, see mDNS spec for more information */
AVAHI_DNS_UNICAST_RESPONSE = 0x8000 /**< Not really a class but a bit which may be set in query packets, see mDNS spec for more information */
};
-/** The default TTL for RRs which contain a host name of some kind. */
-#define AVAHI_DEFAULT_TTL_HOST_NAME (120)
-
-/** The default TTL for all other records. */
-#define AVAHI_DEFAULT_TTL (75*60)
-
/** Encapsulates a DNS query key consisting of class, type and
name. Use avahi_key_ref()/avahi_key_unref() for manipulating the
reference counter. The structure is intended to be treated as "immutable", no
changes should be imposed after creation */
-typedef struct {
+typedef struct AvahiKey {
int ref; /**< Reference counter */
char *name; /**< Record name */
uint16_t clazz; /**< Record class, one of the AVAHI_DNS_CLASS_xxx constants */
/** Encapsulates a DNS resource record. The structure is intended to
* be treated as "immutable", no changes should be imposed after
* creation. */
-typedef struct {
+typedef struct AvahiRecord {
int ref; /**< Reference counter */
AvahiKey *key; /**< Reference to the query key of this record */
-
+
uint32_t ttl; /**< DNS TTL of this record */
union {
-
+
struct {
void* data;
uint16_t size;
} generic; /**< Generic record data for unknown types */
-
+
struct {
uint16_t priority;
uint16_t weight;
} aaaa; /**< Data for AAAA records */
} data; /**< Record data */
-
+
} AvahiRecord;
/** Create a new AvahiKey object. The reference counter will be set to 1. */
AvahiKey *avahi_key_new(const char *name, uint16_t clazz, uint16_t type);
-/** Creaze new AvahiKey object based on an existing key but replaceing the type by CNAME */
-AvahiKey *avahi_key_new_cname(AvahiKey *key);
-
/** Increase the reference counter of an AvahiKey object by one */
AvahiKey *avahi_key_ref(AvahiKey *k);
/** Check whether two AvahiKey object contain the same
* data. AVAHI_DNS_CLASS_ANY/AVAHI_DNS_TYPE_ANY are treated like any
* other class/type. */
-int avahi_key_equal(const AvahiKey *a, const AvahiKey *b);
-
-/** Match a key to a key pattern. The pattern has a type of
-AVAHI_DNS_CLASS_ANY, the classes are taken to be equal. Same for the
-type. If the pattern has neither class nor type with ANY constants,
-this function is identical to avahi_key_equal(). In contrast to
-avahi_equal() this function is not commutative. */
-int avahi_key_pattern_match(const AvahiKey *pattern, const AvahiKey *k);
-
-/** Check whether a key is a pattern key, i.e. the class/type has a
- * value of AVAHI_DNS_CLASS_ANY/AVAHI_DNS_TYPE_ANY */
-int avahi_key_is_pattern(const AvahiKey *k);
+int avahi_key_equal(const AvahiKey *a, const AvahiKey *b);
/** Return a numeric hash value for a key for usage in hash tables. */
unsigned avahi_key_hash(const AvahiKey *k);
/** Create a textual representation of the specified record, similar
* in style to BIND zone file data. avahi_free() the result! */
-char *avahi_record_to_string(const AvahiRecord *r);
+char *avahi_record_to_string(const AvahiRecord *r);
/** Check whether two records are equal (regardless of the TTL */
int avahi_record_equal_no_ttl(const AvahiRecord *a, const AvahiRecord *b);
-/** Make a deep copy of an AvahiRecord object */
-AvahiRecord *avahi_record_copy(AvahiRecord *r);
-
-/** Returns a maximum estimate for the space that is needed to store
- * this key in a DNS packet. */
-size_t avahi_key_get_estimate_size(AvahiKey *k);
-
-/** Returns a maximum estimate for the space that is needed to store
- * the record in a DNS packet. */
-size_t avahi_record_get_estimate_size(AvahiRecord *r);
-
-/** Do a mDNS spec conforming lexicographical comparison of the two
- * records. Return a negative value if a < b, a positive if a > b,
- * zero if equal. */
-int avahi_record_lexicographical_compare(AvahiRecord *a, AvahiRecord *b);
-
-/** Return 1 if the specified record is an mDNS goodbye record. i.e. TTL is zero. */
-int avahi_record_is_goodbye(AvahiRecord *r);
-
/** Check whether the specified key is valid */
int avahi_key_is_valid(AvahiKey *k);
/** Serialize an AvahiRecord object into binary rdata. This function is actually implemented in dns.c */
size_t avahi_rdata_serialize(AvahiRecord *record, void *rdata, size_t max_size);
+/** Return TRUE if the AvahiRecord object is a link-local A or AAAA address */
+int avahi_record_is_link_local_address(const AvahiRecord *r);
+
AVAHI_C_DECL_END
#endif
projects / catta / blobdiff