Swiftdiff options
Diffstat (limited to 'Swiften/LinkLocal/DNSSD/Bonjour')
6 files changed, 58 insertions, 28 deletions
diff --git a/Swiften/LinkLocal/DNSSD/Bonjour/BonjourBrowseQuery.h b/Swiften/LinkLocal/DNSSD/Bonjour/BonjourBrowseQuery.h index c049ed2..63f34db 100644 --- a/Swiften/LinkLocal/DNSSD/Bonjour/BonjourBrowseQuery.h +++ b/Swiften/LinkLocal/DNSSD/Bonjour/BonjourBrowseQuery.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2010-2016 Isode Limited. + * Copyright (c) 2010-2018 Isode Limited. * All rights reserved. * See the COPYING file for more information. */ @@ -50,12 +50,17 @@ namespace Swift { } else { //std::cout << "Discovered service: name:" << name << " domain:" << domain << " type: " << type << std::endl; - DNSSDServiceID service(name, domain, type, boost::numeric_cast<int>(interfaceIndex)); - if (flags & kDNSServiceFlagsAdd) { - eventLoop->postEvent(boost::bind(boost::ref(onServiceAdded), service), shared_from_this()); + try { + DNSSDServiceID service(name, domain, type, boost::numeric_cast<int>(interfaceIndex)); + if (flags & kDNSServiceFlagsAdd) { + eventLoop->postEvent(boost::bind(boost::ref(onServiceAdded), service), shared_from_this()); + } + else { + eventLoop->postEvent(boost::bind(boost::ref(onServiceRemoved), service), shared_from_this()); + } } - else { - eventLoop->postEvent(boost::bind(boost::ref(onServiceRemoved), service), shared_from_this()); + catch (...) { + eventLoop->postEvent(boost::bind(boost::ref(onError)), shared_from_this()); } } } diff --git a/Swiften/LinkLocal/DNSSD/Bonjour/BonjourQuerier.cpp b/Swiften/LinkLocal/DNSSD/Bonjour/BonjourQuerier.cpp index 0906ffc..551421e 100644 --- a/Swiften/LinkLocal/DNSSD/Bonjour/BonjourQuerier.cpp +++ b/Swiften/LinkLocal/DNSSD/Bonjour/BonjourQuerier.cpp @@ -1,5 +1,5 @@ /* - * Copyright (c) 2010-2016 Isode Limited. + * Copyright (c) 2010-2018 Isode Limited. * All rights reserved. * See the COPYING file for more information. */ @@ -11,6 +11,7 @@ #include <unistd.h> #include <Swiften/Base/Algorithm.h> +#include <Swiften/Base/Log.h> #include <Swiften/LinkLocal/DNSSD/Bonjour/BonjourBrowseQuery.h> #include <Swiften/LinkLocal/DNSSD/Bonjour/BonjourRegisterQuery.h> #include <Swiften/LinkLocal/DNSSD/Bonjour/BonjourResolveHostnameQuery.h> @@ -36,7 +37,7 @@ std::shared_ptr<DNSSDBrowseQuery> BonjourQuerier::createBrowseQuery() { return std::make_shared<BonjourBrowseQuery>(shared_from_this(), eventLoop); } -std::shared_ptr<DNSSDRegisterQuery> BonjourQuerier::createRegisterQuery(const std::string& name, int port, const ByteArray& info) { +std::shared_ptr<DNSSDRegisterQuery> BonjourQuerier::createRegisterQuery(const std::string& name, unsigned short port, const ByteArray& info) { return std::make_shared<BonjourRegisterQuery>(name, port, info, shared_from_this(), eventLoop); } diff --git a/Swiften/LinkLocal/DNSSD/Bonjour/BonjourQuerier.h b/Swiften/LinkLocal/DNSSD/Bonjour/BonjourQuerier.h index 77326bc..6af1c1f 100644 --- a/Swiften/LinkLocal/DNSSD/Bonjour/BonjourQuerier.h +++ b/Swiften/LinkLocal/DNSSD/Bonjour/BonjourQuerier.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2010-2016 Isode Limited. + * Copyright (c) 2010-2018 Isode Limited. * All rights reserved. * See the COPYING file for more information. */ @@ -25,7 +25,7 @@ namespace Swift { std::shared_ptr<DNSSDBrowseQuery> createBrowseQuery(); std::shared_ptr<DNSSDRegisterQuery> createRegisterQuery( - const std::string& name, int port, const ByteArray& info); + const std::string& name, unsigned short port, const ByteArray& info); std::shared_ptr<DNSSDResolveServiceQuery> createResolveServiceQuery( const DNSSDServiceID&); std::shared_ptr<DNSSDResolveHostnameQuery> createResolveHostnameQuery( diff --git a/Swiften/LinkLocal/DNSSD/Bonjour/BonjourRegisterQuery.h b/Swiften/LinkLocal/DNSSD/Bonjour/BonjourRegisterQuery.h index 8b2e955..9eb8cd9 100644 --- a/Swiften/LinkLocal/DNSSD/Bonjour/BonjourRegisterQuery.h +++ b/Swiften/LinkLocal/DNSSD/Bonjour/BonjourRegisterQuery.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2010-2016 Isode Limited. + * Copyright (c) 2010-2018 Isode Limited. * All rights reserved. * See the COPYING file for more information. */ @@ -20,12 +20,21 @@ namespace Swift { class BonjourRegisterQuery : public DNSSDRegisterQuery, public BonjourQuery { public: - BonjourRegisterQuery(const std::string& name, int port, const ByteArray& txtRecord, std::shared_ptr<BonjourQuerier> querier, EventLoop* eventLoop) : BonjourQuery(querier, eventLoop) { + BonjourRegisterQuery(const std::string& name, unsigned short port, const ByteArray& txtRecord, std::shared_ptr<BonjourQuerier> querier, EventLoop* eventLoop) : BonjourQuery(querier, eventLoop) { + unsigned short recordSize = 0; + try { + recordSize = boost::numeric_cast<unsigned short>(txtRecord.size()); + } + catch (const boost::numeric::bad_numeric_cast&) { + SWIFT_LOG(warning) << "Bonjour TXT record is too long (" << txtRecord.size() << " bytes), not registring service" << std::endl; + return; + } DNSServiceErrorType result = DNSServiceRegister( - &sdRef, 0, 0, name.c_str(), "_presence._tcp", nullptr, nullptr, boost::numeric_cast<unsigned short>(port), - boost::numeric_cast<unsigned short>(txtRecord.size()), vecptr(txtRecord), + &sdRef, 0, 0, name.c_str(), "_presence._tcp", nullptr, nullptr, port, + recordSize, vecptr(txtRecord), &BonjourRegisterQuery::handleServiceRegisteredStatic, this); if (result != kDNSServiceErr_NoError) { + SWIFT_LOG(warning) << "Failed to register Bonjour service" << std::endl; sdRef = nullptr; } } @@ -45,7 +54,12 @@ namespace Swift { void updateServiceInfo(const ByteArray& txtRecord) { std::lock_guard<std::mutex> lock(sdRefMutex); - DNSServiceUpdateRecord(sdRef, nullptr, 0, boost::numeric_cast<unsigned short>(txtRecord.size()), vecptr(txtRecord), 0); + try { + DNSServiceUpdateRecord(sdRef, nullptr, 0, boost::numeric_cast<unsigned short>(txtRecord.size()), vecptr(txtRecord), 0); + } + catch (const boost::numeric::bad_numeric_cast&) { + SWIFT_LOG(warning) << "Bonjour TXT record is too long (" << txtRecord.size() << " bytes), not updating service record" << std::endl; + } } private: diff --git a/Swiften/LinkLocal/DNSSD/Bonjour/BonjourResolveHostnameQuery.h b/Swiften/LinkLocal/DNSSD/Bonjour/BonjourResolveHostnameQuery.h index dbf3f0e..61f000e 100644 --- a/Swiften/LinkLocal/DNSSD/Bonjour/BonjourResolveHostnameQuery.h +++ b/Swiften/LinkLocal/DNSSD/Bonjour/BonjourResolveHostnameQuery.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2010-2016 Isode Limited. + * Copyright (c) 2010-2018 Isode Limited. * All rights reserved. * See the COPYING file for more information. */ @@ -23,11 +23,16 @@ namespace Swift { class BonjourResolveHostnameQuery : public DNSSDResolveHostnameQuery, public BonjourQuery { public: BonjourResolveHostnameQuery(const std::string& hostname, int interfaceIndex, std::shared_ptr<BonjourQuerier> querier, EventLoop* eventLoop) : BonjourQuery(querier, eventLoop) { - DNSServiceErrorType result = DNSServiceGetAddrInfo( - &sdRef, 0, boost::numeric_cast<unsigned int>(interfaceIndex), kDNSServiceProtocol_IPv4, - hostname.c_str(), - &BonjourResolveHostnameQuery::handleHostnameResolvedStatic, this); - if (result != kDNSServiceErr_NoError) { + try { + DNSServiceErrorType result = DNSServiceGetAddrInfo( + &sdRef, 0, boost::numeric_cast<unsigned int>(interfaceIndex), kDNSServiceProtocol_IPv4, + hostname.c_str(), + &BonjourResolveHostnameQuery::handleHostnameResolvedStatic, this); + if (result != kDNSServiceErr_NoError) { + sdRef = nullptr; + } + } + catch (...) { sdRef = nullptr; } } diff --git a/Swiften/LinkLocal/DNSSD/Bonjour/BonjourResolveServiceQuery.h b/Swiften/LinkLocal/DNSSD/Bonjour/BonjourResolveServiceQuery.h index 7a5555e..4baf87b 100644 --- a/Swiften/LinkLocal/DNSSD/Bonjour/BonjourResolveServiceQuery.h +++ b/Swiften/LinkLocal/DNSSD/Bonjour/BonjourResolveServiceQuery.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2010-2016 Isode Limited. + * Copyright (c) 2010-2018 Isode Limited. * All rights reserved. * See the COPYING file for more information. */ @@ -20,12 +20,17 @@ namespace Swift { class BonjourResolveServiceQuery : public DNSSDResolveServiceQuery, public BonjourQuery { public: BonjourResolveServiceQuery(const DNSSDServiceID& service, std::shared_ptr<BonjourQuerier> querier, EventLoop* eventLoop) : BonjourQuery(querier, eventLoop) { - DNSServiceErrorType result = DNSServiceResolve( - &sdRef, 0, boost::numeric_cast<unsigned int>(service.getNetworkInterfaceID()), - service.getName().c_str(), service.getType().c_str(), - service.getDomain().c_str(), - &BonjourResolveServiceQuery::handleServiceResolvedStatic, this); - if (result != kDNSServiceErr_NoError) { + try { + DNSServiceErrorType result = DNSServiceResolve( + &sdRef, 0, boost::numeric_cast<unsigned int>(service.getNetworkInterfaceID()), + service.getName().c_str(), service.getType().c_str(), + service.getDomain().c_str(), + &BonjourResolveServiceQuery::handleServiceResolvedStatic, this); + if (result != kDNSServiceErr_NoError) { + sdRef = nullptr; + } + } + catch (...) { sdRef = nullptr; } } |