diff options
Diffstat (limited to 'Swiften/LinkLocal/DNSSD/Avahi/AvahiRegisterQuery.h')
-rw-r--r-- | Swiften/LinkLocal/DNSSD/Avahi/AvahiRegisterQuery.h | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/Swiften/LinkLocal/DNSSD/Avahi/AvahiRegisterQuery.h b/Swiften/LinkLocal/DNSSD/Avahi/AvahiRegisterQuery.h new file mode 100644 index 0000000..f42950e --- /dev/null +++ b/Swiften/LinkLocal/DNSSD/Avahi/AvahiRegisterQuery.h @@ -0,0 +1,123 @@ +#pragma once + +#include <avahi-client/publish.h> + +#include "Swiften/LinkLocal/DNSSD/Avahi/AvahiQuery.h" +#include "Swiften/LinkLocal/DNSSD/DNSSDRegisterQuery.h" +#include "Swiften/Base/ByteArray.h" +#include "Swiften/EventLoop/MainEventLoop.h" + +namespace Swift { + class AvahiQuerier; + + class AvahiRegisterQuery : public DNSSDRegisterQuery, public AvahiQuery { + public: + AvahiRegisterQuery(const String& name, int port, const ByteArray& txtRecord, boost::shared_ptr<AvahiQuerier> querier) : AvahiQuery(querier), name(name), port(port), txtRecord(txtRecord), group(0) { + } + + void registerService() { + std::cout << "Registering service " << name << ":" << port << std::endl; + avahi_threaded_poll_lock(querier->getThreadedPoll()); + if (!group) { + std::cout << "Creating entry group" << std::endl; + group = avahi_entry_group_new(querier->getClient(), handleEntryGroupChange, this); + if (!group) { + std::cout << "Error ceating entry group" << std::endl; + MainEventLoop::postEvent(boost::bind(boost::ref(onRegisterFinished), boost::optional<DNSSDServiceID>()), shared_from_this()); + } + } + + doRegisterService(); + avahi_threaded_poll_unlock(querier->getThreadedPoll()); + } + + void unregisterService() { + } + + void updateServiceInfo(const ByteArray& txtRecord) { + this->txtRecord = txtRecord; + avahi_threaded_poll_lock(querier->getThreadedPoll()); + assert(group); + avahi_entry_group_reset(group); + doRegisterService(); + avahi_threaded_poll_unlock(querier->getThreadedPoll()); + } + + private: + void doRegisterService() { + AvahiStringList* txtList; + avahi_string_list_parse(txtRecord.getData(), txtRecord.getSize(), &txtList); + + int result = avahi_entry_group_add_service_strlst(group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, (AvahiPublishFlags) 0, name.getUTF8Data(), "_presence._tcp", NULL, NULL, port, txtList); + if (result < 0) { + std::cout << "Error registering service: " << avahi_strerror(result) << std::endl; + MainEventLoop::postEvent(boost::bind(boost::ref(onRegisterFinished), boost::optional<DNSSDServiceID>()), shared_from_this()); + } + result = avahi_entry_group_commit(group); + if (result < 0) { + std::cout << "Error registering service: " << avahi_strerror(result) << std::endl; + } + } + + static void handleEntryGroupChange(AvahiEntryGroup *g, AvahiEntryGroupState state, void *userdata) { + static_cast<AvahiRegisterQuery*>(userdata)->handleEntryGroupChange(g, state); + } + + void handleEntryGroupChange(AvahiEntryGroup* g, AvahiEntryGroupState state) { + std::cout << "ENtry group callback: " << state << std::endl; + switch (state) { + case AVAHI_ENTRY_GROUP_ESTABLISHED : + // Domain is a hack! + MainEventLoop::postEvent(boost::bind(boost::ref(onRegisterFinished), boost::optional<DNSSDServiceID>(DNSSDServiceID(name, "local", "_presence._tcp", 0))), shared_from_this()); + std::cout << "Entry group established" << std::endl; + break; + case AVAHI_ENTRY_GROUP_COLLISION : { + std::cout << "Entry group collision" << std::endl; + /*char *n; + n = avahi_alternative_service_name(name); + avahi_free(name); + name = n;*/ + break; + } + + case AVAHI_ENTRY_GROUP_FAILURE : + std::cout << "Entry group failure " << avahi_strerror(avahi_client_errno(avahi_entry_group_get_client(g))) << std::endl; + break; + + case AVAHI_ENTRY_GROUP_UNCOMMITED: + case AVAHI_ENTRY_GROUP_REGISTERING: + ; + + /* + DNSServiceErrorType result = DNSServiceRegister( + &sdRef, 0, 0, name.getUTF8Data(), "_presence._tcp", NULL, NULL, port, + txtRecord.getSize(), txtRecord.getData(), + &AvahiRegisterQuery::handleServiceRegisteredStatic, this); + if (result != kDNSServiceErr_NoError) { + sdRef = NULL; + }*/ + //MainEventLoop::postEvent(boost::bind(boost::ref(onRegisterFinished), boost::optional<DNSSDServiceID>()), shared_from_this()); + } + } + +/* + static void handleServiceRegisteredStatic(DNSServiceRef, DNSServiceFlags, DNSServiceErrorType errorCode, const char *name, const char *regtype, const char *domain, void *context) { + static_cast<AvahiRegisterQuery*>(context)->handleServiceRegistered(errorCode, name, regtype, domain); + } + + void handleServiceRegistered(DNSServiceErrorType errorCode, const char *name, const char *regtype, const char *domain) { + if (errorCode != kDNSServiceErr_NoError) { + MainEventLoop::postEvent(boost::bind(boost::ref(onRegisterFinished), boost::optional<DNSSDServiceID>()), shared_from_this()); + } + else { + } + } + */ + + private: + String name; + int port; + ByteArray txtRecord; + AvahiEntryGroup* group; + }; +} |