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
27 #include <avahi-common/cdecl.h>
28 #include <avahi-common/address.h>
29 #include <avahi-common/strlst.h>
30 #include <avahi-common/defs.h>
31 #include <avahi-common/watch.h>
32 #include <avahi-common/gccmacro.h>
34 /** \file client.h Definitions and functions for the client API over D-Bus */
36 /** \example client-publish-service.c Example how to register a DNS-SD
37 * service using the client interface to avahi-daemon. It behaves like a network
38 * printer registering both an IPP and a BSD LPR service. */
40 /** \example client-browse-services.c Example how to browse for DNS-SD
41 * services using the client interface to avahi-daemon. */
43 /** \example glib-integration.c Example of how to integrate
44 * avahi use with GLIB/GTK applications */
47 #ifndef DOXYGEN_SHOULD_SKIP_THIS
51 /** A connection context */
52 typedef struct AvahiClient AvahiClient;
54 /** An entry group object */
55 typedef struct AvahiEntryGroup AvahiEntryGroup;
57 /** A domain browser object */
58 typedef struct AvahiDomainBrowser AvahiDomainBrowser;
60 /** A service browser object */
61 typedef struct AvahiServiceBrowser AvahiServiceBrowser;
63 /** A service type browser object */
64 typedef struct AvahiServiceTypeBrowser AvahiServiceTypeBrowser;
66 /** A service resolver object */
67 typedef struct AvahiServiceResolver AvahiServiceResolver;
69 /** A service resolver object */
70 typedef struct AvahiHostNameResolver AvahiHostNameResolver;
72 /** An address resolver object */
73 typedef struct AvahiAddressResolver AvahiAddressResolver;
75 /** States of a client object, a superset of AvahiServerState */
77 AVAHI_CLIENT_S_INVALID = AVAHI_SERVER_INVALID,
78 AVAHI_CLIENT_S_REGISTERING = AVAHI_SERVER_REGISTERING,
79 AVAHI_CLIENT_S_RUNNING = AVAHI_SERVER_RUNNING,
80 AVAHI_CLIENT_S_COLLISION = AVAHI_SERVER_COLLISION,
81 AVAHI_CLIENT_DISCONNECTED = 100 /**< Lost DBUS connection to the Avahi daemon */
84 /** The function prototype for the callback of an AvahiClient */
85 typedef void (*AvahiClientCallback) (AvahiClient *s, AvahiClientState state, void* userdata);
87 /** The function prototype for the callback of an AvahiEntryGroup */
88 typedef void (*AvahiEntryGroupCallback) (AvahiEntryGroup *g, AvahiEntryGroupState state, void* userdata);
90 /** The function prototype for the callback of an AvahiDomainBrowser */
91 typedef void (*AvahiDomainBrowserCallback) (AvahiDomainBrowser *b, AvahiIfIndex interface, AvahiProtocol protocol, AvahiBrowserEvent event, const char *domain, AvahiLookupResultFlags flags, void *userdata);
93 /** The function prototype for the callback of an AvahiServiceBrowser */
94 typedef void (*AvahiServiceBrowserCallback) (AvahiServiceBrowser *b, AvahiIfIndex interface, AvahiProtocol protocol, AvahiBrowserEvent event, const char *name, const char *type, const char *domain, AvahiLookupResultFlags flags, void *userdata);
96 /** The function prototype for the callback of an AvahiServiceTypeBrowser */
97 typedef void (*AvahiServiceTypeBrowserCallback) (AvahiServiceTypeBrowser *b, AvahiIfIndex interface, AvahiProtocol protocol, AvahiBrowserEvent event, const char *type, const char *domain, AvahiLookupResultFlags flags, void *userdata);
99 /** The function prototype for the callback of an AvahiServiceResolver */
100 typedef void (*AvahiServiceResolverCallback) (
101 AvahiServiceResolver *r,
102 AvahiIfIndex interface,
103 AvahiProtocol protocol,
104 AvahiResolverEvent event,
108 const char *host_name,
109 const AvahiAddress *a,
111 AvahiStringList *txt,
112 AvahiLookupResultFlags flags,
115 /** The function prototype for the callback of an AvahiHostNameResolver */
116 typedef void (*AvahiHostNameResolverCallback) (
117 AvahiHostNameResolver *r,
118 AvahiIfIndex interface,
119 AvahiProtocol protocol,
120 AvahiResolverEvent event,
122 const AvahiAddress *a,
123 AvahiLookupResultFlags flags,
126 /** The function prototype for the callback of an AvahiAddressResolver */
127 typedef void (*AvahiAddressResolverCallback) (
128 AvahiAddressResolver *r,
129 AvahiIfIndex interface,
130 AvahiProtocol protocol,
131 AvahiResolverEvent event,
132 AvahiProtocol aprotocol,
133 const AvahiAddress *a,
135 AvahiLookupResultFlags flags,
138 /** Creates a new client instance */
139 AvahiClient* avahi_client_new (const AvahiPoll *poll_api, AvahiClientCallback callback, void *userdata, int *error);
141 /** Free a client instance */
142 void avahi_client_free(AvahiClient *client);
144 /** Get the version of the server */
145 const char* avahi_client_get_version_string (AvahiClient*);
148 const char* avahi_client_get_host_name (AvahiClient*);
150 /** Get domain name */
151 const char* avahi_client_get_domain_name (AvahiClient*);
153 /** Get FQDN domain name */
154 const char* avahi_client_get_host_name_fqdn (AvahiClient*);
157 AvahiClientState avahi_client_get_state(AvahiClient *client);
159 /** Get the last error number */
160 int avahi_client_errno (AvahiClient*);
162 /** Create a new AvahiEntryGroup object */
163 AvahiEntryGroup* avahi_entry_group_new (AvahiClient*, AvahiEntryGroupCallback callback, void *userdata);
165 /** Clean up and free an AvahiEntryGroup object */
166 int avahi_entry_group_free (AvahiEntryGroup *);
168 /** Commit an AvahiEntryGroup */
169 int avahi_entry_group_commit (AvahiEntryGroup*);
171 /** Reset an AvahiEntryGroup */
172 int avahi_entry_group_reset (AvahiEntryGroup*);
174 /** Get an AvahiEntryGroup's state */
175 int avahi_entry_group_get_state (AvahiEntryGroup*);
177 /** Check if an AvahiEntryGroup is empty */
178 int avahi_entry_group_is_empty (AvahiEntryGroup*);
180 /** Get an AvahiEntryGroup's owning client instance */
181 AvahiClient* avahi_entry_group_get_client (AvahiEntryGroup*);
183 /** Add a service, takes a variable NULL terminated list of text records */
184 int avahi_entry_group_add_service(
185 AvahiEntryGroup *group,
186 AvahiIfIndex interface,
187 AvahiProtocol protocol,
188 AvahiPublishFlags flags,
194 ...) AVAHI_GCC_SENTINEL;
196 /** Add a service, takes an AvahiStringList for text records */
197 int avahi_entry_group_add_service_strlst(
198 AvahiEntryGroup *group,
199 AvahiIfIndex interface,
200 AvahiProtocol protocol,
201 AvahiPublishFlags flags,
207 AvahiStringList *txt);
209 /** Add a service, takes a NULL terminated va_list for text records */
210 int avahi_entry_group_add_service_va(
211 AvahiEntryGroup *group,
212 AvahiIfIndex interface,
213 AvahiProtocol protocol,
214 AvahiPublishFlags flags,
222 /** Add a subtype for a service */
223 int avahi_entry_group_add_service_subtype(
224 AvahiEntryGroup *group,
225 AvahiIfIndex interface,
226 AvahiProtocol protocol,
227 AvahiPublishFlags flags,
231 const char *subtype);
233 /** Browse for domains on the local network */
234 AvahiDomainBrowser* avahi_domain_browser_new (
236 AvahiIfIndex interface,
237 AvahiProtocol protocol,
239 AvahiDomainBrowserType btype,
240 AvahiLookupFlags flags,
241 AvahiDomainBrowserCallback callback,
244 /** Get the parent client of an AvahiDomainBrowser object */
245 AvahiClient* avahi_domain_browser_get_client (AvahiDomainBrowser *);
247 /** Cleans up and frees an AvahiDomainBrowser object */
248 int avahi_domain_browser_free (AvahiDomainBrowser *);
250 /** Browse for service types on the local network */
251 AvahiServiceTypeBrowser* avahi_service_type_browser_new (
253 AvahiIfIndex interface,
254 AvahiProtocol protocol,
256 AvahiLookupFlags flags,
257 AvahiServiceTypeBrowserCallback callback,
260 /** Get the parent client of an AvahiServiceTypeBrowser object */
261 AvahiClient* avahi_service_type_browser_get_client (AvahiServiceTypeBrowser *);
263 /** Cleans up and frees an AvahiServiceTypeBrowser object */
264 int avahi_service_type_browser_free (AvahiServiceTypeBrowser *);
266 /** Browse for services of a type on the local network */
267 AvahiServiceBrowser* avahi_service_browser_new (
269 AvahiIfIndex interface,
270 AvahiProtocol protocol,
273 AvahiLookupFlags flags,
274 AvahiServiceBrowserCallback callback,
277 /** Get the parent client of an AvahiServiceBrowser object */
278 AvahiClient* avahi_service_browser_get_client (AvahiServiceBrowser *);
280 /* Cleans up and frees an AvahiServiceBrowser object */
281 int avahi_service_browser_free (AvahiServiceBrowser *);
283 /** Create a new service resolver object */
284 AvahiServiceResolver * avahi_service_resolver_new(
286 AvahiIfIndex interface,
287 AvahiProtocol protocol,
291 AvahiProtocol aprotocol,
292 AvahiLookupFlags flags,
293 AvahiServiceResolverCallback callback,
296 /** Get the parent client of an AvahiServiceResolver object */
297 AvahiClient* avahi_service_resolver_get_client (AvahiServiceResolver *);
299 /** Free a service resolver object */
300 int avahi_service_resolver_free(AvahiServiceResolver *r);
302 /** Create a new hostname resolver object */
303 AvahiHostNameResolver * avahi_host_name_resolver_new(
305 AvahiIfIndex interface,
306 AvahiProtocol protocol,
308 AvahiProtocol aprotocol,
309 AvahiLookupFlags flags,
310 AvahiHostNameResolverCallback callback,
313 /** Get the parent client of an AvahiHostNameResolver object */
314 AvahiClient* avahi_host_name_resolver_get_client (AvahiHostNameResolver *);
316 /** Free a hostname resolver object */
317 int avahi_host_name_resolver_free(AvahiHostNameResolver *r);
319 /** Create a new address resolver object from an address string. Set aprotocol to AF_UNSPEC for protocol detection. */
320 AvahiAddressResolver * avahi_address_resolver_new(
322 AvahiIfIndex interface,
323 AvahiProtocol protocol,
325 AvahiLookupFlags flags,
326 AvahiAddressResolverCallback callback,
329 /** Create a new address resolver object from an AvahiAddress object */
330 AvahiAddressResolver* avahi_address_resolver_new_a(
332 AvahiIfIndex interface,
333 AvahiProtocol protocol,
334 const AvahiAddress *a,
335 AvahiLookupFlags flags,
336 AvahiAddressResolverCallback callback,
339 /** Get the parent client of an AvahiAddressResolver object */
340 AvahiClient* avahi_address_resolver_get_client (AvahiAddressResolver *);
342 /** Free a AvahiAddressResolver resolver object */
343 int avahi_address_resolver_free(AvahiAddressResolver *r);
345 /** Return the local service cookie. returns AVAHI_SERVICE_COOKIE_INVALID on failure. */
346 uint32_t avahi_client_get_local_service_cookie(AvahiClient *client);
348 /** Return 1 if the specified service is a registered locally, negative on failure, 0 otherwise. */
349 int avahi_client_is_service_local(AvahiClient *client, AvahiIfIndex interface, AvahiProtocol protocol, const char *name, const char *type, const char *domain);
351 #ifndef DOXYGEN_SHOULD_SKIP_THIS