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      1 /*
      2  * Copyright (c) 2015-2024 Apple Inc. All rights reserved.
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *     https://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef _DNS_SD_PRIVATE_H
     18 #define _DNS_SD_PRIVATE_H
     19 
     20 #include <dns_sd.h>
     21 
     22 
     23     #define DNS_SD_ENUM_SPI_AVAILABLE(...)
     24 
     25 #define DNS_SD_ENUM_SPI_AVAILABLE_FALL_2021 DNS_SD_ENUM_SPI_AVAILABLE(macos(12.0), ios(15.0), tvos(15.0), watchos(8.0))
     26 #define DNS_SD_ENUM_SPI_AVAILABLE_FALL_2022 DNS_SD_ENUM_SPI_AVAILABLE(macos(13.0), ios(16.0), tvos(16.0), watchos(9.0))
     27 
     28 __BEGIN_DECLS
     29 
     30 // Private flags (kDNSServiceFlagsPrivateOne, kDNSServiceFlagsPrivateTwo, kDNSServiceFlagsPrivateThree, kDNSServiceFlagsPrivateFour, kDNSServiceFlagsPrivateFive) from dns_sd.h
     31 enum
     32 {
     33     kDNSServiceFlagsDenyConstrained        = 0x2000,
     34     /*
     35      * This flag is meaningful only for Unicast DNS queries. When set, the daemon will restrict
     36      * DNS resolutions on interfaces defined as constrained for that request.
     37      */
     38 
     39     kDNSServiceFlagsDenyCellular           = 0x8000000,
     40     /*
     41      * This flag is meaningful only for Unicast DNS queries. When set, the daemon will restrict
     42      * DNS resolutions on the cellular interface for that request.
     43      */
     44     kDNSServiceFlagsServiceIndex           = 0x10000000,
     45     /*
     46      * This flag is meaningful only for DNSServiceGetAddrInfo() for Unicast DNS queries.
     47      * When set, DNSServiceGetAddrInfo() will interpret the "interfaceIndex" argument of the call
     48      * as the "serviceIndex".
     49      */
     50 
     51     kDNSServiceFlagsDenyExpensive          = 0x20000000,
     52     /*
     53      * This flag is meaningful only for Unicast DNS queries. When set, the daemon will restrict
     54      * DNS resolutions on interfaces defined as expensive for that request.
     55      */
     56 
     57     kDNSServiceFlagsPathEvaluationDone     = 0x40000000
     58     /*
     59      * This flag is meaningful for only Unicast DNS queries.
     60      * When set, it indicates that Network PathEvaluation has already been performed.
     61      */
     62 };
     63 
     64 typedef enum
     65 {
     66     kDNSServiceFailoverPolicyNone  DNS_SD_ENUM_SPI_AVAILABLE_FALL_2021 = 0,
     67     kDNSServiceFailoverPolicyAllow DNS_SD_ENUM_SPI_AVAILABLE_FALL_2021 = 1
     68 } DNSServiceFailoverPolicy;
     69 
     70 typedef enum
     71 {
     72     kDNSServiceValidationPolicyNone     DNS_SD_ENUM_SPI_AVAILABLE_FALL_2022 = 0,
     73     kDNSServiceValidationPolicyRequired DNS_SD_ENUM_SPI_AVAILABLE_FALL_2022 = 1
     74 } DNSServiceValidationPolicy;
     75 
     76 
     77 #define kDNSServiceCompPrivateDNS   "PrivateDNS"
     78 #define kDNSServiceCompMulticastDNS "MulticastDNS"
     79 
     80 __END_DECLS
     81 
     82 #endif  // _DNS_SD_PRIVATE_H
     83