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authorRemko Tronçon <git@el-tramo.be>2010-02-08 16:48:54 (GMT)
committerRemko Tronçon <git@el-tramo.be>2010-02-08 16:48:54 (GMT)
commit936f7ff9b80aca95040301a4b3cfcd2a248e3334 (patch)
tree3abf0d398fd4211b99b6593c92006fef3dcb2951 /Swiften/LinkLocal/DNSSD/Avahi
parentc7e907730e98176be0fdd4e484f2a903b4228348 (diff)
downloadswift-contrib-936f7ff9b80aca95040301a4b3cfcd2a248e3334.zip
swift-contrib-936f7ff9b80aca95040301a4b3cfcd2a248e3334.tar.bz2
Added beginnings of Avahi support.
Diffstat (limited to 'Swiften/LinkLocal/DNSSD/Avahi')
-rw-r--r--Swiften/LinkLocal/DNSSD/Avahi/AvahiBrowseQuery.h64
-rw-r--r--Swiften/LinkLocal/DNSSD/Avahi/AvahiQuerier.cpp19
-rw-r--r--Swiften/LinkLocal/DNSSD/Avahi/AvahiQuerier.h8
-rw-r--r--Swiften/LinkLocal/DNSSD/Avahi/AvahiQuery.cpp13
-rw-r--r--Swiften/LinkLocal/DNSSD/Avahi/AvahiQuery.h22
-rw-r--r--Swiften/LinkLocal/DNSSD/Avahi/AvahiRegisterQuery.h123
-rw-r--r--Swiften/LinkLocal/DNSSD/Avahi/AvahiResolveHostnameQuery.h31
-rw-r--r--Swiften/LinkLocal/DNSSD/Avahi/AvahiResolveServiceQuery.h73
8 files changed, 344 insertions, 9 deletions
diff --git a/Swiften/LinkLocal/DNSSD/Avahi/AvahiBrowseQuery.h b/Swiften/LinkLocal/DNSSD/Avahi/AvahiBrowseQuery.h
new file mode 100644
index 0000000..229f97e
--- /dev/null
+++ b/Swiften/LinkLocal/DNSSD/Avahi/AvahiBrowseQuery.h
@@ -0,0 +1,64 @@
+#pragma once
+
+#include <boost/bind.hpp>
+
+#include "Swiften/LinkLocal/DNSSD/Avahi/AvahiQuery.h"
+#include "Swiften/LinkLocal/DNSSD/DNSSDBrowseQuery.h"
+#include "Swiften/EventLoop/MainEventLoop.h"
+
+namespace Swift {
+ class AvahiQuerier;
+
+ class AvahiBrowseQuery : public DNSSDBrowseQuery, public AvahiQuery {
+ public:
+ AvahiBrowseQuery(boost::shared_ptr<AvahiQuerier> q) : AvahiQuery(q) {
+ }
+
+ void startBrowsing() {
+ std::cout << "Start browsing" << std::endl;
+ avahi_threaded_poll_lock(querier->getThreadedPoll());
+ std::cout << "Creating browser" << std::endl;
+ AvahiServiceBrowser* browser = avahi_service_browser_new(querier->getClient(), AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, "_presence._tcp", NULL, (AvahiLookupFlags) 0, &handleServiceDiscoveredStatic, this);
+ if (!browser) {
+ std::cout << "Error" << std::endl;
+ MainEventLoop::postEvent(boost::bind(boost::ref(onError)), shared_from_this());
+ }
+ std::cout << "Unlocking" << std::endl;
+ avahi_threaded_poll_unlock(querier->getThreadedPoll());
+ std::cout << "Browse started" << std::endl;
+ }
+
+ void stopBrowsing() {
+ // TODO
+ }
+
+ private:
+ static void handleServiceDiscoveredStatic(AvahiServiceBrowser *b, AvahiIfIndex interfaceIndex, AvahiProtocol protocol, AvahiBrowserEvent event, const char *name, const char *type, const char *domain, AvahiLookupResultFlags flags, void* context) {
+ static_cast<AvahiBrowseQuery*>(context)->handleServiceDiscovered(b, interfaceIndex, protocol, event, name, type, domain, flags);
+ }
+
+ void handleServiceDiscovered(AvahiServiceBrowser *, AvahiIfIndex interfaceIndex, AvahiProtocol, AvahiBrowserEvent event, const char *name, const char *type, const char *domain, AvahiLookupResultFlags) {
+ switch (event) {
+ case AVAHI_BROWSER_FAILURE:
+ std::cout << "Service browse error" << std::endl;
+ MainEventLoop::postEvent(boost::bind(boost::ref(onError)), shared_from_this());
+ break;
+ case AVAHI_BROWSER_NEW: {
+ DNSSDServiceID service(name, domain, type, interfaceIndex);
+ std::cout << "Service discovered " << name << " " << type << " " << domain << std::endl;
+ MainEventLoop::postEvent(boost::bind(boost::ref(onServiceAdded), service), shared_from_this());
+ break;
+ }
+ case AVAHI_BROWSER_REMOVE: {
+ std::cout << "Service went away " << name << " " << type << " " << domain << std::endl;
+ DNSSDServiceID service(name, domain, type, interfaceIndex);
+ MainEventLoop::postEvent(boost::bind(boost::ref(onServiceRemoved), service), shared_from_this());
+ break;
+ }
+ case AVAHI_BROWSER_ALL_FOR_NOW:
+ case AVAHI_BROWSER_CACHE_EXHAUSTED:
+ break;
+ }
+ }
+ };
+}
diff --git a/Swiften/LinkLocal/DNSSD/Avahi/AvahiQuerier.cpp b/Swiften/LinkLocal/DNSSD/Avahi/AvahiQuerier.cpp
index 55ccede..c4bfcb4 100644
--- a/Swiften/LinkLocal/DNSSD/Avahi/AvahiQuerier.cpp
+++ b/Swiften/LinkLocal/DNSSD/Avahi/AvahiQuerier.cpp
@@ -2,11 +2,10 @@
#include <iostream>
-//#include "Swiften/LinkLocal/DNSSD/Avahi/AvahiBrowseQuery.h"
-//#include "Swiften/LinkLocal/DNSSD/Avahi/AvahiRegisterQuery.h"
-//#include "Swiften/LinkLocal/DNSSD/Avahi/AvahiResolveServiceQuery.h"
-//#include "Swiften/LinkLocal/DNSSD/Avahi/AvahiResolveHostnameQuery.h"
-//#include "Swiften/Base/foreach.h"
+#include "Swiften/LinkLocal/DNSSD/Avahi/AvahiBrowseQuery.h"
+#include "Swiften/LinkLocal/DNSSD/Avahi/AvahiResolveServiceQuery.h"
+#include "Swiften/LinkLocal/DNSSD/Avahi/AvahiResolveHostnameQuery.h"
+#include "Swiften/LinkLocal/DNSSD/Avahi/AvahiRegisterQuery.h"
namespace Swift {
@@ -17,22 +16,23 @@ AvahiQuerier::~AvahiQuerier() {
}
boost::shared_ptr<DNSSDBrowseQuery> AvahiQuerier::createBrowseQuery() {
- //return boost::shared_ptr<DNSSDBrowseQuery>(new AvahiBrowseQuery(shared_from_this()));
+ return boost::shared_ptr<DNSSDBrowseQuery>(new AvahiBrowseQuery(shared_from_this()));
}
boost::shared_ptr<DNSSDRegisterQuery> AvahiQuerier::createRegisterQuery(const String& name, int port, const ByteArray& info) {
- //return boost::shared_ptr<DNSSDRegisterQuery>(new AvahiRegisterQuery(name, port, info, shared_from_this()));
+ return boost::shared_ptr<DNSSDRegisterQuery>(new AvahiRegisterQuery(name, port, info, shared_from_this()));
}
boost::shared_ptr<DNSSDResolveServiceQuery> AvahiQuerier::createResolveServiceQuery(const DNSSDServiceID& service) {
- //return boost::shared_ptr<DNSSDResolveServiceQuery>(new AvahiResolveServiceQuery(service, shared_from_this()));
+ return boost::shared_ptr<DNSSDResolveServiceQuery>(new AvahiResolveServiceQuery(service, shared_from_this()));
}
boost::shared_ptr<DNSSDResolveHostnameQuery> AvahiQuerier::createResolveHostnameQuery(const String& hostname, int interfaceIndex) {
- //return boost::shared_ptr<DNSSDResolveHostnameQuery>(new AvahiResolveHostnameQuery(hostname, interfaceIndex, shared_from_this()));
+ return boost::shared_ptr<DNSSDResolveHostnameQuery>(new AvahiResolveHostnameQuery(hostname, interfaceIndex, shared_from_this()));
}
void AvahiQuerier::start() {
+ std::cout << "Starrting querier" << std::endl;
assert(!threadedPoll);
threadedPoll = avahi_threaded_poll_new();
int error;
@@ -45,6 +45,7 @@ void AvahiQuerier::start() {
std::cerr << "Avahi Error: " << avahi_strerror(error) << std::endl;
return;
}
+ std::cout << "Starrting event loop" << std::endl;
avahi_threaded_poll_start(threadedPoll);
}
diff --git a/Swiften/LinkLocal/DNSSD/Avahi/AvahiQuerier.h b/Swiften/LinkLocal/DNSSD/Avahi/AvahiQuerier.h
index ca45384..ffb8441 100644
--- a/Swiften/LinkLocal/DNSSD/Avahi/AvahiQuerier.h
+++ b/Swiften/LinkLocal/DNSSD/Avahi/AvahiQuerier.h
@@ -31,6 +31,14 @@ namespace Swift {
void start();
void stop();
+
+ AvahiThreadedPoll* getThreadedPoll() const {
+ return threadedPoll;
+ }
+
+ AvahiClient* getClient() const {
+ return client;
+ }
private:
AvahiClient* client;
diff --git a/Swiften/LinkLocal/DNSSD/Avahi/AvahiQuery.cpp b/Swiften/LinkLocal/DNSSD/Avahi/AvahiQuery.cpp
new file mode 100644
index 0000000..6b7c7f9
--- /dev/null
+++ b/Swiften/LinkLocal/DNSSD/Avahi/AvahiQuery.cpp
@@ -0,0 +1,13 @@
+#include "Swiften/LinkLocal/DNSSD/Avahi/AvahiQuery.h"
+#include "Swiften/LinkLocal/DNSSD/Avahi/AvahiQuerier.h"
+
+namespace Swift {
+
+AvahiQuery::AvahiQuery(boost::shared_ptr<AvahiQuerier> q) : querier(q) {
+}
+
+AvahiQuery::~AvahiQuery() {
+}
+
+}
+
diff --git a/Swiften/LinkLocal/DNSSD/Avahi/AvahiQuery.h b/Swiften/LinkLocal/DNSSD/Avahi/AvahiQuery.h
new file mode 100644
index 0000000..847f3f7
--- /dev/null
+++ b/Swiften/LinkLocal/DNSSD/Avahi/AvahiQuery.h
@@ -0,0 +1,22 @@
+#pragma once
+
+#include <boost/shared_ptr.hpp>
+#include <boost/enable_shared_from_this.hpp>
+
+#include "Swiften/EventLoop/EventOwner.h"
+
+namespace Swift {
+ class AvahiQuerier;
+
+ class AvahiQuery :
+ public EventOwner,
+ public boost::enable_shared_from_this<AvahiQuery> {
+ public:
+ AvahiQuery(boost::shared_ptr<AvahiQuerier>);
+ virtual ~AvahiQuery();
+
+ protected:
+ boost::shared_ptr<AvahiQuerier> querier;
+ };
+}
+
diff --git a/Swiften/LinkLocal/DNSSD/Avahi/AvahiRegisterQuery.h b/Swiften/LinkLocal/DNSSD/Avahi/AvahiRegisterQuery.h
new file mode 100644
index 0000000..102db1b
--- /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;
+ };
+}
diff --git a/Swiften/LinkLocal/DNSSD/Avahi/AvahiResolveHostnameQuery.h b/Swiften/LinkLocal/DNSSD/Avahi/AvahiResolveHostnameQuery.h
new file mode 100644
index 0000000..ee0e837
--- /dev/null
+++ b/Swiften/LinkLocal/DNSSD/Avahi/AvahiResolveHostnameQuery.h
@@ -0,0 +1,31 @@
+#pragma once
+
+#include "Swiften/Base/String.h"
+#include "Swiften/LinkLocal/DNSSD/Avahi/AvahiQuery.h"
+#include "Swiften/LinkLocal/DNSSD/DNSSDResolveHostnameQuery.h"
+#include "Swiften/EventLoop/MainEventLoop.h"
+#include "Swiften/Network/HostAddress.h"
+
+#include <netinet/in.h>
+
+namespace Swift {
+ class AvahiQuerier;
+
+ class AvahiResolveHostnameQuery : public DNSSDResolveHostnameQuery, public AvahiQuery {
+ public:
+ AvahiResolveHostnameQuery(const String& hostname, int, boost::shared_ptr<AvahiQuerier> querier) : AvahiQuery(querier), hostname(hostname) {
+ std::cout << "Resolving hostname " << hostname << std::endl;
+ }
+
+ void run() {
+ MainEventLoop::postEvent(boost::bind(boost::ref(onHostnameResolved), boost::optional<HostAddress>(HostAddress(hostname))), shared_from_this());
+ }
+
+ void finish() {
+ }
+
+ private:
+ HostAddress hostAddress;
+ String hostname;
+ };
+}
diff --git a/Swiften/LinkLocal/DNSSD/Avahi/AvahiResolveServiceQuery.h b/Swiften/LinkLocal/DNSSD/Avahi/AvahiResolveServiceQuery.h
new file mode 100644
index 0000000..8577837
--- /dev/null
+++ b/Swiften/LinkLocal/DNSSD/Avahi/AvahiResolveServiceQuery.h
@@ -0,0 +1,73 @@
+#pragma once
+
+#include "Swiften/LinkLocal/DNSSD/Avahi/AvahiQuery.h"
+#include "Swiften/LinkLocal/DNSSD/DNSSDResolveServiceQuery.h"
+#include "Swiften/LinkLocal/LinkLocalServiceInfo.h"
+#include "Swiften/Base/ByteArray.h"
+#include "Swiften/EventLoop/MainEventLoop.h"
+
+namespace Swift {
+ class AvahiQuerier;
+
+ class AvahiResolveServiceQuery : public DNSSDResolveServiceQuery, public AvahiQuery {
+ public:
+ AvahiResolveServiceQuery(const DNSSDServiceID& service, boost::shared_ptr<AvahiQuerier> querier) : AvahiQuery(querier), service(service), resolver(NULL) {
+ }
+
+ void start() {
+ std::cout << "Resolving " << service.getName() << std::endl;
+ avahi_threaded_poll_lock(querier->getThreadedPoll());
+ assert(!resolver);
+ resolver = avahi_service_resolver_new(querier->getClient(), service.getNetworkInterfaceID(), AVAHI_PROTO_UNSPEC, service.getName().getUTF8Data(), service.getType().getUTF8Data(), service.getDomain().getUTF8Data(), AVAHI_PROTO_UNSPEC, (AvahiLookupFlags) 0, handleServiceResolvedStatic, this);
+ if (!resolver) {
+ std::cout << "Error starting resolver" << std::endl;
+ MainEventLoop::postEvent(boost::bind(boost::ref(onServiceResolved), boost::optional<Result>()), shared_from_this());
+ }
+ avahi_threaded_poll_unlock(querier->getThreadedPoll());
+ }
+
+ void stop() {
+ avahi_threaded_poll_lock(querier->getThreadedPoll());
+ avahi_service_resolver_free(resolver);
+ resolver = NULL;
+ avahi_threaded_poll_unlock(querier->getThreadedPoll());
+ }
+
+ private:
+ static void handleServiceResolvedStatic(AvahiServiceResolver* resolver, AvahiIfIndex interfaceIndex, AvahiProtocol protocol, AvahiResolverEvent event, const char *name, const char *type, const char *domain, const char *host_name, const AvahiAddress *address, uint16_t port, AvahiStringList *txt, AvahiLookupResultFlags flags, void* context) {
+ static_cast<AvahiResolveServiceQuery*>(context)->handleServiceResolved(resolver, interfaceIndex, protocol, event, name, type, domain, host_name, address, port, txt, flags);
+ }
+
+ void handleServiceResolved(AvahiServiceResolver* resolver, AvahiIfIndex, AvahiProtocol, AvahiResolverEvent event, const char *name, const char * type, const char* domain, const char * /*host_name*/, const AvahiAddress *address, uint16_t port, AvahiStringList *txt, AvahiLookupResultFlags) {
+ std::cout << "Resolve finished" << std::endl;
+ switch(event) {
+ case AVAHI_RESOLVER_FAILURE:
+ std::cout << "Resolve error " << avahi_strerror(avahi_client_errno(avahi_service_resolver_get_client(resolver))) << std::endl;
+ MainEventLoop::postEvent(boost::bind(boost::ref(onServiceResolved), boost::optional<Result>()), shared_from_this());
+ break;
+ case AVAHI_RESOLVER_FOUND: {
+ char a[AVAHI_ADDRESS_STR_MAX];
+ avahi_address_snprint(a, sizeof(a), address);
+
+ ByteArray txtRecord;
+ txtRecord.resize(1024);
+ avahi_string_list_serialize(txt, txtRecord.getData(), txtRecord.getSize());
+
+ // FIXME: Probably not accurate
+ String fullname = String(name) + "." + String(type) + "." + String(domain) + ".";
+ std::cout << "Result: " << fullname << "->" << String(a) << ":" << port << std::endl;
+ MainEventLoop::postEvent(
+ boost::bind(
+ boost::ref(onServiceResolved),
+ Result(fullname, String(a), port, txtRecord)),
+ shared_from_this());
+ break;
+ }
+ }
+ }
+
+ private:
+ DNSSDServiceID service;
+ AvahiServiceResolver* resolver;
+ };
+}