mDNSShared/uds_daemon.h

   1 /* -*- Mode: C; tab-width: 4 -*-
   2  *
   3  * Copyright (c) 2002-2003 Apple Computer, Inc. All rights reserved.
   4  *
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *     http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16
  17         File:           uds_daemon.h
  18
  19         Contains:       Interfaces necessary to talk to uds_daemon.c.
  20
  21         Version:        1.0
  22
  23  */
  24
  25 #include "mDNSEmbeddedAPI.h"
  26 #include "dnssd_ipc.h"
  27
  28 /* Client interface: */
  29
  30 #define SRS_PORT(S) mDNSVal16((S)->RR_SRV.resrec.rdata->u.srv.port)
  31
  32 extern int udsserver_init(dnssd_sock_t skts[], mDNSu32 count);
  33 extern mDNSs32 udsserver_idle(mDNSs32 nextevent);
  34 extern void udsserver_info(mDNS *const m);      // print out info about current state
  35 extern void udsserver_handle_configchange(mDNS *const m);
  36 extern int udsserver_exit(void);        // should be called prior to app exit
  37
  38 /* Routines that uds_daemon expects to link against: */
  39
  40 typedef void (*udsEventCallback)(int fd, short filter, void *context);
  41 extern mStatus udsSupportAddFDToEventLoop(dnssd_sock_t fd, udsEventCallback callback, void *context, void **platform_data);
  42 extern int     udsSupportReadFD(dnssd_sock_t fd, char* buf, int len, int flags, void *platform_data);
  43 extern mStatus udsSupportRemoveFDFromEventLoop(dnssd_sock_t fd, void *platform_data); // Note: This also CLOSES the file descriptor as well
  44
  45 extern void RecordUpdatedNiceLabel(mDNS *const m, mDNSs32 delay);
  46
  47 // Globals and functions defined in uds_daemon.c and also shared with the old "daemon.c" on OS X
  48
  49 extern mDNS mDNSStorage;
  50 extern DNameListElem *AutoRegistrationDomains;
  51 extern DNameListElem *AutoBrowseDomains;
  52
  53 extern mDNSs32 ChopSubTypes(char *regtype);
  54 extern AuthRecord *AllocateSubTypes(mDNSs32 NumSubTypes, char *p);
  55 extern int CountExistingRegistrations(domainname *srv, mDNSIPPort port);
  56 extern void FreeExtraRR(mDNS *const m, AuthRecord *const rr, mStatus result);
  57 extern int CountPeerRegistrations(mDNS *const m, ServiceRecordSet *const srs);
  58
  59 #if APPLE_OSX_mDNSResponder
  60 extern void machserver_automatic_browse_domain_changed(const domainname *d, mDNSBool add);
  61 extern void machserver_automatic_registration_domain_changed(const domainname *d, mDNSBool add);
  62 // External support
  63 extern void external_start_browsing_for_service(mDNS *const m, const domainname *const type, DNS_TypeValues qtype);
  64 extern void external_stop_browsing_for_service(mDNS *const m, const domainname *const type, DNS_TypeValues qtype);
  65 extern void external_start_advertising_service(const ResourceRecord *const resourceRecord);
  66 extern void external_stop_advertising_service(const ResourceRecord *const resourceRecord);
  67 extern void external_start_resolving_service(const domainname *const fqdn);
  68 extern void external_stop_resolving_service(const domainname *const fqdn);
  69 #else
  70 #define external_start_browsing_for_service(A,B,C) (void)(A)
  71 #define external_stop_browsing_for_service(A,B,C)  (void)(A)
  72 #define external_start_advertising_service(A)      (void)(A)
  73 #define external_stop_advertising_service(A)       (void)(A)
  74 #define external_start_resolving_service(A)        (void)(A)
  75 #define external_stop_resolving_service(A)         (void)(A)
  76 #endif // APPLE_OSX_mDNSResponder
  77
  78 extern const char mDNSResponderVersionString_SCCS[];
  79 #define mDNSResponderVersionString (mDNSResponderVersionString_SCCS+5)