99 lines
4.1 KiB
C++
99 lines
4.1 KiB
C++
/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <optional>
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#include <string>
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#include <string_view>
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// The rules for Service Names [RFC6335] state that they may be no more
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// than fifteen characters long (not counting the mandatory underscore),
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// consisting of only letters, digits, and hyphens, must begin and end
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// with a letter or digit, must not contain consecutive hyphens, and
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// must contain at least one letter.
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#define ADB_MDNS_SERVICE_TYPE "adb"
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#define ADB_MDNS_TLS_PAIRING_TYPE "adb-tls-pairing"
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#define ADB_MDNS_TLS_CONNECT_TYPE "adb-tls-connect"
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// Client/service versions are initially defined to be matching,
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// but may go out of sync as different clients and services
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// try to talk to each other.
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#define ADB_SECURE_SERVICE_VERSION 1
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#define ADB_SECURE_CLIENT_VERSION ADB_SECURE_SERVICE_VERSION
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constexpr int kADBTransportServiceRefIndex = 0;
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constexpr int kADBSecurePairingServiceRefIndex = 1;
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constexpr int kADBSecureConnectServiceRefIndex = 2;
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constexpr int kNumADBDNSServices = 3;
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extern const char* _Nonnull kADBSecurePairingServiceTxtRecord;
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extern const char* _Nonnull kADBSecureConnectServiceTxtRecord;
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extern const char* _Nonnull kADBDNSServices[kNumADBDNSServices];
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extern const char* _Nonnull kADBDNSServiceTxtRecords[kNumADBDNSServices];
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#if ADB_HOST
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// ADB Secure DNS service interface. Used to query what ADB Secure DNS services have been
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// resolved, and to run some kind of callback for each one.
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using adb_secure_foreach_service_callback =
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std::function<void(const std::string& service_name, const std::string& reg_type,
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const std::string& ip_address, uint16_t port)>;
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// Tries to connect to a |service_name| if found. Returns true if found and
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// connected, false otherwise.
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bool adb_secure_connect_by_service_name(const std::string& instance_name);
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// Returns the index in kADBDNSServices array if |reg_type| matches a service name, otherwise
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// std::nullopt.
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std::optional<int> adb_DNSServiceIndexByName(std::string_view reg_type);
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// Returns true if auto-connect is allowed for |service_name| and |instance_name|.
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// See ADB_MDNS_AUTO_CONNECT environment variable for more info.
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bool adb_DNSServiceShouldAutoConnect(std::string_view service_name, std::string_view instance_name);
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void mdns_cleanup(void);
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std::string mdns_check();
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std::string mdns_list_discovered_services();
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struct MdnsInfo {
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std::string service_name;
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std::string service_type;
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std::string addr;
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uint16_t port = 0;
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MdnsInfo(std::string_view name, std::string_view type, std::string_view addr, uint16_t port)
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: service_name(name), service_type(type), addr(addr), port(port) {}
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};
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std::optional<MdnsInfo> mdns_get_connect_service_info(const std::string& name);
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std::optional<MdnsInfo> mdns_get_pairing_service_info(const std::string& name);
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// TODO: Remove once openscreen has support for bonjour client APIs.
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struct AdbMdnsResponderFuncs {
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std::string (*_Nonnull mdns_check)(void);
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std::string (*_Nonnull mdns_list_discovered_services)(void);
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std::optional<MdnsInfo> (*_Nonnull mdns_get_connect_service_info)(const std::string&);
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std::optional<MdnsInfo> (*_Nonnull mdns_get_pairing_service_info)(const std::string&);
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void (*_Nonnull mdns_cleanup)(void);
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bool (*_Nonnull adb_secure_connect_by_service_name)(const std::string&);
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}; // AdbBonjourCallbacks
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// TODO: Remove once openscreen has support for bonjour client APIs.
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// Start mdns discovery using MdnsResponder backend. Fills in AdbMdnsResponderFuncs for adb mdns
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// related functions.
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AdbMdnsResponderFuncs StartMdnsResponderDiscovery();
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#endif // ADB_HOST
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