lookup.h

hid 应用代码 支持输入输出端口扩展,模拟量采集.

#ifndef fooclientlookuphfoo
#define fooclientlookuphfoo

/* $Id: lookup.h 1477 2007-05-09 19:45:54Z lennart $ */

/***
  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
  USA.
***/

#include <inttypes.h>

#include <avahi-common/cdecl.h>
#include <avahi-common/address.h>
#include <avahi-common/strlst.h>
#include <avahi-common/defs.h>
#include <avahi-common/watch.h>
#include <avahi-common/gccmacro.h>

#include <avahi-client/client.h>

/** \file avahi-client/lookup.h Lookup Client API */

/** \example client-browse-services.c Example how to browse for DNS-SD
 * services using the client interface to avahi-daemon. */

AVAHI_C_DECL_BEGIN

/** @{ \name Domain Browser */

/** A domain browser object */
typedef struct AvahiDomainBrowser AvahiDomainBrowser;

/** The function prototype for the callback of an AvahiDomainBrowser */
typedef void (*AvahiDomainBrowserCallback) (
    AvahiDomainBrowser *b,
    AvahiIfIndex interface,
    AvahiProtocol protocol,
    AvahiBrowserEvent event,
    const char *domain,
    AvahiLookupResultFlags flags,
    void *userdata);

/** Browse for domains on the local network */
AvahiDomainBrowser* avahi_domain_browser_new (
    AvahiClient *client,
    AvahiIfIndex interface,
    AvahiProtocol protocol,
    const char *domain,
    AvahiDomainBrowserType btype,
    AvahiLookupFlags flags,
    AvahiDomainBrowserCallback callback,
    void *userdata);

/** Get the parent client of an AvahiDomainBrowser object */
AvahiClient* avahi_domain_browser_get_client (AvahiDomainBrowser *);

/** Cleans up and frees an AvahiDomainBrowser object */
int avahi_domain_browser_free (AvahiDomainBrowser *);

/** @} */

/** @{ \name Service Browser */

/** A service browser object */
typedef struct AvahiServiceBrowser AvahiServiceBrowser;

/** The function prototype for the callback of an AvahiServiceBrowser */
typedef void (*AvahiServiceBrowserCallback) (
    AvahiServiceBrowser *b,
    AvahiIfIndex interface,
    AvahiProtocol protocol,
    AvahiBrowserEvent event,
    const char *name,
    const char *type,
    const char *domain,
    AvahiLookupResultFlags flags,
    void *userdata);

/** Browse for services of a type on the local network */
AvahiServiceBrowser* avahi_service_browser_new (
    AvahiClient *client,
    AvahiIfIndex interface,
    AvahiProtocol protocol,
    const char *type,
    const char *domain,
    AvahiLookupFlags flags,
    AvahiServiceBrowserCallback callback,
    void *userdata);

/** Get the parent client of an AvahiServiceBrowser object */
AvahiClient* avahi_service_browser_get_client (AvahiServiceBrowser *);

/** Cleans up and frees an AvahiServiceBrowser object */
int avahi_service_browser_free (AvahiServiceBrowser *);

/** @} */

/** \cond fulldocs */
/** A service type browser object */
typedef struct AvahiServiceTypeBrowser AvahiServiceTypeBrowser;

/** The function prototype for the callback of an AvahiServiceTypeBrowser */
typedef void (*AvahiServiceTypeBrowserCallback) (
    AvahiServiceTypeBrowser *b,
    AvahiIfIndex interface,
    AvahiProtocol protocol,
    AvahiBrowserEvent event,
    const char *type,
    const char *domain,
    AvahiLookupResultFlags flags,
    void *userdata);

/** Browse for service types on the local network */
AvahiServiceTypeBrowser* avahi_service_type_browser_new (
    AvahiClient *client,
    AvahiIfIndex interface,
    AvahiProtocol protocol,
    const char *domain,
    AvahiLookupFlags flags,
    AvahiServiceTypeBrowserCallback callback,
    void *userdata);

/** Get the parent client of an AvahiServiceTypeBrowser object */
AvahiClient* avahi_service_type_browser_get_client (AvahiServiceTypeBrowser *);

/** Cleans up and frees an AvahiServiceTypeBrowser object */
int avahi_service_type_browser_free (AvahiServiceTypeBrowser *);

/** \endcond */

/** @{ \name Service Resolver */

/** A service resolver object */
typedef struct AvahiServiceResolver AvahiServiceResolver;

/** The function prototype for the callback of an AvahiServiceResolver */
typedef void (*AvahiServiceResolverCallback) (
    AvahiServiceResolver *r,
    AvahiIfIndex interface,
    AvahiProtocol protocol,
    AvahiResolverEvent event,
    const char *name,
    const char *type,
    const char *domain,
    const char *host_name,
    const AvahiAddress *a,
    uint16_t port,
    AvahiStringList *txt,
    AvahiLookupResultFlags flags, 
    void *userdata);

/** Create a new service resolver object. Please make sure to pass all
 * the service data you received via avahi_service_browser_new()'s
 * callback function, especially interface and protocol. */
AvahiServiceResolver * avahi_service_resolver_new(
    AvahiClient *client,
    AvahiIfIndex interface,
    AvahiProtocol protocol,
    const char *name,
    const char *type,
    const char *domain,
    AvahiProtocol aprotocol,
    AvahiLookupFlags flags,
    AvahiServiceResolverCallback callback,
    void *userdata);

/** Get the parent client of an AvahiServiceResolver object */
AvahiClient* avahi_service_resolver_get_client (AvahiServiceResolver *);

/** Free a service resolver object */
int avahi_service_resolver_free(AvahiServiceResolver *r);

/** @} */

/** \cond fulldocs */
/** A service resolver object */
typedef struct AvahiHostNameResolver AvahiHostNameResolver;

/** The function prototype for the callback of an AvahiHostNameResolver */
typedef void (*AvahiHostNameResolverCallback) (
    AvahiHostNameResolver *r,
    AvahiIfIndex interface,
    AvahiProtocol protocol,
    AvahiResolverEvent event,
    const char *name,
    const AvahiAddress *a,
    AvahiLookupResultFlags flags, 
    void *userdata);

/** Create a new hostname resolver object */
AvahiHostNameResolver * avahi_host_name_resolver_new(
    AvahiClient *client,
    AvahiIfIndex interface,
    AvahiProtocol protocol,
    const char *name,
    AvahiProtocol aprotocol,
    AvahiLookupFlags flags,
    AvahiHostNameResolverCallback callback,
    void *userdata);

/** Get the parent client of an AvahiHostNameResolver object */
AvahiClient* avahi_host_name_resolver_get_client (AvahiHostNameResolver *);

/** Free a hostname resolver object */
int avahi_host_name_resolver_free(AvahiHostNameResolver *r);

/** An address resolver object */
typedef struct AvahiAddressResolver AvahiAddressResolver;

/** The function prototype for the callback of an AvahiAddressResolver */
typedef void (*AvahiAddressResolverCallback) (
    AvahiAddressResolver *r,
    AvahiIfIndex interface,
    AvahiProtocol protocol,
    AvahiResolverEvent event,
    const AvahiAddress *a,
    const char *name,
    AvahiLookupResultFlags flags, 
    void *userdata);

/** Create a new address resolver object from an AvahiAddress object */
AvahiAddressResolver* avahi_address_resolver_new(
    AvahiClient *client,
    AvahiIfIndex interface,
    AvahiProtocol protocol,
    const AvahiAddress *a,
    AvahiLookupFlags flags,
    AvahiAddressResolverCallback callback,
    void *userdata);

/** Get the parent client of an AvahiAddressResolver object */
AvahiClient* avahi_address_resolver_get_client (AvahiAddressResolver *);

/** Free a AvahiAddressResolver resolver object */
int avahi_address_resolver_free(AvahiAddressResolver *r);

/** \endcond */

/** @{ \name Record Browser */

/** A record browser object */
typedef struct AvahiRecordBrowser AvahiRecordBrowser;

/** The function prototype for the callback of an AvahiRecordBrowser */
typedef void (*AvahiRecordBrowserCallback) (
    AvahiRecordBrowser *b,
    AvahiIfIndex interface,
    AvahiProtocol protocol,
    AvahiBrowserEvent event,
    const char *name,
    uint16_t clazz,
    uint16_t type,
    const void *rdata,
    size_t size,
    AvahiLookupResultFlags flags,
    void *userdata);

/** Browse for records of a type on the local network */
AvahiRecordBrowser* avahi_record_browser_new(
    AvahiClient *client,
    AvahiIfIndex interface,
    AvahiProtocol protocol,
    const char *name,
    uint16_t clazz,
    uint16_t type,
    AvahiLookupFlags flags,
    AvahiRecordBrowserCallback callback,
    void *userdata);

/** Get the parent client of an AvahiRecordBrowser object */
AvahiClient* avahi_record_browser_get_client(AvahiRecordBrowser *);

/** Cleans up and frees an AvahiRecordBrowser object */
int avahi_record_browser_free(AvahiRecordBrowser *);

/** @} */

AVAHI_C_DECL_END

#endif