7 This file is part of avahi.
9 avahi is free software; you can redistribute it and/or modify it
10 under the terms of the GNU Lesser General Public License as
11 published by the Free Software Foundation; either version 2.1 of the
12 License, or (at your option) any later version.
14 avahi is distributed in the hope that it will be useful, but WITHOUT
15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
17 Public License for more details.
19 You should have received a copy of the GNU Lesser General Public
20 License along with avahi; if not, write to the Free Software
21 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
28 /** An mDNS responder object */
29 typedef struct AvahiServer AvahiServer;
31 /** A locally registered DNS resource record */
32 typedef struct AvahiEntry AvahiEntry;
34 /** A group of locally registered DNS RRs */
35 typedef struct AvahiEntryGroup AvahiEntryGroup;
37 #include <avahi-core/address.h>
38 #include <avahi-core/rr.h>
40 /** States of a server object */
42 AVAHI_SERVER_INVALID = -1, /**< Invalid state (initial) */
43 AVAHI_SERVER_REGISTERING = 0, /**< Host RRs are being registered */
44 AVAHI_SERVER_RUNNING, /**< All host RRs have been established */
45 AVAHI_SERVER_COLLISION, /**< There is a collision with a host RR. All host RRs have been withdrawn, the user should set a new host name via avahi_server_set_host_name() */
46 AVAHI_SERVER_SLEEPING /**< The host or domain name has changed and the server waits for old entries to be expired */
49 /** Flags for server entries */
51 AVAHI_ENTRY_NULL = 0, /**< No special flags */
52 AVAHI_ENTRY_UNIQUE = 1, /**< The RRset is intended to be unique */
53 AVAHI_ENTRY_NOPROBE = 2, /**< Though the RRset is intended to be unique no probes shall be sent */
54 AVAHI_ENTRY_NOANNOUNCE = 4 /**< Do not announce this RR to other hosts */
57 /** States of an entry group object */
59 AVAHI_ENTRY_GROUP_UNCOMMITED = -1, /**< The group has not yet been commited, the user must still call avahi_entry_group_commit() */
60 AVAHI_ENTRY_GROUP_REGISTERING = 0, /**< The entries of the group are currently being registered */
61 AVAHI_ENTRY_GROUP_ESTABLISHED, /**< The entries have successfully been established */
62 AVAHI_ENTRY_GROUP_COLLISION /**< A name collision for one of the entries in the group has been detected, the entries have been withdrawn */
63 } AvahiEntryGroupState;
65 /** Prototype for callback functions which are called whenever the state of an AvahiServer object changes */
66 typedef void (*AvahiServerCallback) (AvahiServer *s, AvahiServerState state, gpointer userdata);
68 /** Prototype for callback functions which are called whenever the state of an AvahiEntryGroup object changes */
69 typedef void (*AvahiEntryGroupCallback) (AvahiServer *s, AvahiEntryGroup *g, AvahiEntryGroupState state, gpointer userdata);
71 /** Stores configuration options for a server instance */
72 typedef struct AvahiServerConfig {
73 gchar *host_name; /**< Default host name. If left empty defaults to the result of gethostname(2) of the libc */
74 gchar *domain_name; /**< Default domain name. If left empty defaults to .local */
75 gboolean use_ipv4; /**< Enable IPv4 support */
76 gboolean use_ipv6; /**< Enable IPv6 support */
77 gboolean register_hinfo; /**< Register a HINFO record for the host containing the local OS and CPU type */
78 gboolean register_addresses; /**< Register A, AAAA and PTR records for all local IP addresses */
79 gboolean check_response_ttl; /**< If enabled the server ignores all incoming responses with IP TTL != 255 */
80 gboolean announce_domain; /**< Announce the local domain for browsing */
81 gboolean use_iff_running; /**< Require IFF_RUNNING on local network interfaces. This is the official way to check for link beat. Unfortunately this doesn't work with all drivers. So bettere leave this off. */
82 gboolean enable_reflector; /**< Reflect incoming mDNS traffic to all local networks. This allows mDNS based network browsing beyond ethernet borders */
83 gboolean ipv_reflect; /**< if enable_reflector is TRUE, enable/disable reflecting between IPv4 and IPv6 */
86 /** Allocate a new mDNS responder object. */
87 AvahiServer *avahi_server_new(
88 GMainContext *c, /**< The GLIB main loop context to attach to */
89 const AvahiServerConfig *sc, /**< If non-NULL a pointer to a configuration structure for the server. The server makes an internal deep copy of this structure, so you may free it using avahi_server_config_done() immediately after calling this function. */
90 AvahiServerCallback callback, /**< A callback which is called whenever the state of the server changes */
91 gpointer userdata /**< An opaque pointer which is passed to the callback function */);
93 /** Free an mDNS responder object */
94 void avahi_server_free(AvahiServer* s);
96 /** Fill in default values for a server configuration structure. If you
97 * make use of an AvahiServerConfig structure be sure to initialize
98 * it with this function for the sake of upwards library
99 * compatibility. This call may allocate strings on the heap. To
100 * release this memory make sure to call
101 * avahi_server_config_done(). If you want to replace any strings in
102 * the structure be sure to free the strings filled in by this
103 * function with g_free() first and allocate the replacements with
104 * g_malloc() (or g_strdup()).*/
105 AvahiServerConfig* avahi_server_config_init(
106 AvahiServerConfig *c /**< A structure which shall be filled in */ );
108 /** Make a deep copy of the configuration structure *c to *ret. */
109 AvahiServerConfig* avahi_server_config_copy(
110 AvahiServerConfig *ret /**< destination */,
111 const AvahiServerConfig *c /**< source */);
113 /** Free the data in a server configuration structure. */
114 void avahi_server_config_free(AvahiServerConfig *c);
116 /** Return the currently chosen domain name of the server object. The
117 * return value points to an internally allocated string. Be sure to
118 * make a copy of the string before calling any other library
120 const gchar* avahi_server_get_domain_name(AvahiServer *s);
122 /** Return the currently chosen host name. The return value points to a internally allocated string. */
123 const gchar* avahi_server_get_host_name(AvahiServer *s);
125 /** Return the currently chosen host name as a FQDN ("fully qualified
126 * domain name", i.e. the concatenation of the host and domain
127 * name). The return value points to a internally allocated string. */
128 const gchar* avahi_server_get_host_name_fqdn(AvahiServer *s);
130 void avahi_server_set_host_name(AvahiServer *s, const gchar *host_name);
131 void avahi_server_set_domain_name(AvahiServer *s, const gchar *domain_name);
133 gpointer avahi_server_get_data(AvahiServer *s);
134 void avahi_server_set_data(AvahiServer *s, gpointer userdata);
136 AvahiServerState avahi_server_get_state(AvahiServer *s);
138 const AvahiRecord *avahi_server_iterate(AvahiServer *s, AvahiEntryGroup *g, void **state);
139 void avahi_server_dump(AvahiServer *s, FILE *f);
141 AvahiEntryGroup *avahi_entry_group_new(AvahiServer *s, AvahiEntryGroupCallback callback, gpointer userdata);
142 void avahi_entry_group_free(AvahiEntryGroup *g);
143 void avahi_entry_group_commit(AvahiEntryGroup *g);
144 AvahiEntryGroupState avahi_entry_group_get_state(AvahiEntryGroup *g);
145 void avahi_entry_group_set_data(AvahiEntryGroup *g, gpointer userdata);
146 gpointer avahi_entry_group_get_data(AvahiEntryGroup *g);
148 void avahi_server_add(
153 AvahiEntryFlags flags,
156 void avahi_server_add_ptr(
161 AvahiEntryFlags flags,
165 void avahi_server_add_address(
170 AvahiEntryFlags flags,
174 void avahi_server_add_text(
179 AvahiEntryFlags flags,
181 ... /* text records, terminated by NULL */);
183 void avahi_server_add_text_va(
188 AvahiEntryFlags flags,
192 void avahi_server_add_text_strlst(
197 AvahiEntryFlags flags,
199 AvahiStringList *strlst);
201 void avahi_server_add_service(
211 ... /* text records, terminated by NULL */);
213 void avahi_server_add_service_va(
225 void avahi_server_add_service_strlst(
235 AvahiStringList *strlst);
238 AVAHI_BROWSER_NEW = 0,
239 AVAHI_BROWSER_REMOVE = -1
243 AVAHI_RESOLVER_FOUND = 0,
244 AVAHI_RESOLVER_TIMEOUT = -1
245 } AvahiResolverEvent;
248 typedef struct AvahiRecordBrowser AvahiRecordBrowser;
249 typedef void (*AvahiRecordBrowserCallback)(AvahiRecordBrowser *b, gint interface, guchar protocol, AvahiBrowserEvent event, AvahiRecord *record, gpointer userdata);
250 AvahiRecordBrowser *avahi_record_browser_new(AvahiServer *server, gint interface, guchar protocol, AvahiKey *key, AvahiRecordBrowserCallback callback, gpointer userdata);
251 void avahi_record_browser_free(AvahiRecordBrowser *b);
253 typedef struct AvahiHostNameResolver AvahiHostNameResolver;
254 typedef void (*AvahiHostNameResolverCallback)(AvahiHostNameResolver *r, gint interface, guchar protocol, AvahiResolverEvent event, const gchar *host_name, const AvahiAddress *a, gpointer userdata);
255 AvahiHostNameResolver *avahi_host_name_resolver_new(AvahiServer *server, gint interface, guchar protocol, const gchar *host_name, guchar aprotocol, AvahiHostNameResolverCallback calback, gpointer userdata);
256 void avahi_host_name_resolver_free(AvahiHostNameResolver *r);
258 typedef struct AvahiAddressResolver AvahiAddressResolver;
259 typedef void (*AvahiAddressResolverCallback)(AvahiAddressResolver *r, gint interface, guchar protocol, AvahiResolverEvent event, const AvahiAddress *a, const gchar *host_name, gpointer userdata);
260 AvahiAddressResolver *avahi_address_resolver_new(AvahiServer *server, gint interface, guchar protocol, const AvahiAddress *address, AvahiAddressResolverCallback calback, gpointer userdata);
261 void avahi_address_resolver_free(AvahiAddressResolver *r);
264 AVAHI_DOMAIN_BROWSER_REGISTER,
265 AVAHI_DOMAIN_BROWSER_REGISTER_DEFAULT,
266 AVAHI_DOMAIN_BROWSER_BROWSE,
267 AVAHI_DOMAIN_BROWSER_BROWSE_DEFAULT
268 } AvahiDomainBrowserType;
270 typedef struct AvahiDomainBrowser AvahiDomainBrowser;
271 typedef void (*AvahiDomainBrowserCallback)(AvahiDomainBrowser *b, gint interface, guchar protocol, AvahiBrowserEvent event, const gchar *domain, gpointer userdata);
272 AvahiDomainBrowser *avahi_domain_browser_new(AvahiServer *server, gint interface, guchar protocol, const gchar *domain, AvahiDomainBrowserType type, AvahiDomainBrowserCallback callback, gpointer userdata);
273 void avahi_domain_browser_free(AvahiDomainBrowser *b);
275 typedef struct AvahiServiceTypeBrowser AvahiServiceTypeBrowser;
276 typedef void (*AvahiServiceTypeBrowserCallback)(AvahiServiceTypeBrowser *b, gint interface, guchar protocol, AvahiBrowserEvent event, const gchar *type, const gchar *domain, gpointer userdata);
277 AvahiServiceTypeBrowser *avahi_service_type_browser_new(AvahiServer *server, gint interface, guchar protocol, const gchar *domain, AvahiServiceTypeBrowserCallback callback, gpointer userdata);
278 void avahi_service_type_browser_free(AvahiServiceTypeBrowser *b);
280 typedef struct AvahiServiceBrowser AvahiServiceBrowser;
281 typedef void (*AvahiServiceBrowserCallback)(AvahiServiceBrowser *b, gint interface, guchar protocol, AvahiBrowserEvent event, const gchar *name, const gchar *type, const gchar *domain, gpointer userdata);
282 AvahiServiceBrowser *avahi_service_browser_new(AvahiServer *server, gint interface, guchar protocol, const gchar *service_type, const gchar *domain, AvahiServiceBrowserCallback callback, gpointer userdata);
283 void avahi_service_browser_free(AvahiServiceBrowser *b);
285 typedef struct AvahiServiceResolver AvahiServiceResolver;
286 typedef void (*AvahiServiceResolverCallback)(AvahiServiceResolver *r, gint interface, guchar protocol, AvahiResolverEvent event, const gchar *name, const gchar *type, const gchar *domain, const gchar *host_name, const AvahiAddress *a, guint16 port, AvahiStringList *txt, gpointer userdata);
287 AvahiServiceResolver *avahi_service_resolver_new(AvahiServer *server, gint interface, guchar protocol, const gchar *name, const gchar *type, const gchar *domain, guchar aprotocol, AvahiServiceResolverCallback calback, gpointer userdata);
288 void avahi_service_resolver_free(AvahiServiceResolver *r);