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add clang-format file
reformat code
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badaix
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commit
b20add3815
105 changed files with 7773 additions and 7723 deletions
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@ -17,222 +17,219 @@
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USA.
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***/
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#include <cstdio>
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#include <cstdlib>
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#include "publishAvahi.h"
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#include "aixlog.hpp"
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#include <cstdio>
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#include <cstdlib>
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static AvahiEntryGroup *group;
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static AvahiSimplePoll *simple_poll;
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static AvahiEntryGroup* group;
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static AvahiSimplePoll* simple_poll;
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static char* name;
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PublishAvahi::PublishAvahi(const std::string& serviceName) : PublishmDNS(serviceName),
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client_(NULL), active_(false)
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PublishAvahi::PublishAvahi(const std::string& serviceName) : PublishmDNS(serviceName), client_(NULL), active_(false)
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{
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group = NULL;
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simple_poll = NULL;
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name = avahi_strdup(serviceName_.c_str());
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group = NULL;
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simple_poll = NULL;
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name = avahi_strdup(serviceName_.c_str());
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}
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void PublishAvahi::publish(const std::vector<mDNSService>& services)
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{
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services_ = services;
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services_ = services;
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/// Allocate main loop object
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if (!(simple_poll = avahi_simple_poll_new()))
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{
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///TODO: error handling
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LOG(ERROR) << "Failed to create simple poll object.\n";
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}
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/// Allocate main loop object
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if (!(simple_poll = avahi_simple_poll_new()))
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{
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/// TODO: error handling
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LOG(ERROR) << "Failed to create simple poll object.\n";
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}
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/// Allocate a new client
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int error;
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client_ = avahi_client_new(avahi_simple_poll_get(simple_poll), AVAHI_CLIENT_IGNORE_USER_CONFIG, client_callback, this, &error);
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/// Allocate a new client
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int error;
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client_ = avahi_client_new(avahi_simple_poll_get(simple_poll), AVAHI_CLIENT_IGNORE_USER_CONFIG, client_callback, this, &error);
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/// Check wether creating the client object succeeded
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if (!client_)
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{
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LOG(ERROR) << "Failed to create client: " << avahi_strerror(error) << "\n";
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}
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/// Check wether creating the client object succeeded
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if (!client_)
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{
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LOG(ERROR) << "Failed to create client: " << avahi_strerror(error) << "\n";
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}
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active_ = true;
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pollThread_ = std::thread(&PublishAvahi::worker, this);
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active_ = true;
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pollThread_ = std::thread(&PublishAvahi::worker, this);
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}
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void PublishAvahi::worker()
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{
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while (active_ && (avahi_simple_poll_iterate(simple_poll, 100) == 0));
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while (active_ && (avahi_simple_poll_iterate(simple_poll, 100) == 0))
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;
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}
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PublishAvahi::~PublishAvahi()
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{
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active_ = false;
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pollThread_.join();
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active_ = false;
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pollThread_.join();
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if (client_)
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avahi_client_free(client_);
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if (client_)
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avahi_client_free(client_);
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if (simple_poll)
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avahi_simple_poll_free(simple_poll);
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if (simple_poll)
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avahi_simple_poll_free(simple_poll);
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avahi_free(name);
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avahi_free(name);
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}
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void PublishAvahi::entry_group_callback(AvahiEntryGroup *g, AvahiEntryGroupState state, AVAHI_GCC_UNUSED void *userdata)
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void PublishAvahi::entry_group_callback(AvahiEntryGroup* g, AvahiEntryGroupState state, AVAHI_GCC_UNUSED void* userdata)
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{
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assert(g == group || group == NULL);
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group = g;
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assert(g == group || group == NULL);
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group = g;
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/// Called whenever the entry group state changes
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switch (state)
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{
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case AVAHI_ENTRY_GROUP_ESTABLISHED :
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/// The entry group has been established successfully
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LOG(INFO) << "Service '" << name << "' successfully established.\n";
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break;
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/// Called whenever the entry group state changes
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switch (state)
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{
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case AVAHI_ENTRY_GROUP_ESTABLISHED:
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/// The entry group has been established successfully
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LOG(INFO) << "Service '" << name << "' successfully established.\n";
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break;
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case AVAHI_ENTRY_GROUP_COLLISION :
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{
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char *n;
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case AVAHI_ENTRY_GROUP_COLLISION:
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{
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char* n;
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/// A service name collision with a remote service happened. Let's pick a new name
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n = avahi_alternative_service_name(name);
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avahi_free(name);
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name = n;
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/// A service name collision with a remote service happened. Let's pick a new name
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n = avahi_alternative_service_name(name);
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avahi_free(name);
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name = n;
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LOG(NOTICE) << "Service name collision, renaming service to '" << name << "'\n";
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LOG(NOTICE) << "Service name collision, renaming service to '" << name << "'\n";
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/// And recreate the services
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static_cast<PublishAvahi*>(userdata)->create_services(avahi_entry_group_get_client(g));
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break;
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}
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/// And recreate the services
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static_cast<PublishAvahi*>(userdata)->create_services(avahi_entry_group_get_client(g));
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break;
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}
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case AVAHI_ENTRY_GROUP_FAILURE :
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case AVAHI_ENTRY_GROUP_FAILURE:
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LOG(ERROR) << "Entry group failure: " << avahi_strerror(avahi_client_errno(avahi_entry_group_get_client(g))) << "\n";
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LOG(ERROR) << "Entry group failure: " << avahi_strerror(avahi_client_errno(avahi_entry_group_get_client(g))) << "\n";
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/// Some kind of failure happened while we were registering our services
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avahi_simple_poll_quit(simple_poll);
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break;
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/// Some kind of failure happened while we were registering our services
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avahi_simple_poll_quit(simple_poll);
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break;
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case AVAHI_ENTRY_GROUP_UNCOMMITED:
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case AVAHI_ENTRY_GROUP_REGISTERING:
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;
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}
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case AVAHI_ENTRY_GROUP_UNCOMMITED:
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case AVAHI_ENTRY_GROUP_REGISTERING:;
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}
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}
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void PublishAvahi::create_services(AvahiClient *c)
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void PublishAvahi::create_services(AvahiClient* c)
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{
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assert(c);
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char *n;
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/// If this is the first time we're called, let's create a new entry group if necessary
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if (!group)
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{
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if (!(group = avahi_entry_group_new(c, entry_group_callback, this)))
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{
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LOG(ERROR) << "avahi_entry_group_new() failed: " << avahi_strerror(avahi_client_errno(c)) << "\n";
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goto fail;
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}
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}
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assert(c);
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char* n;
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/// If the group is empty (either because it was just created, or because it was reset previously, add our entries.
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int ret;
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if (avahi_entry_group_is_empty(group))
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{
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LOG(INFO) << "Adding service '" << name << "'\n";
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/// If this is the first time we're called, let's create a new entry group if necessary
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if (!group)
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{
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if (!(group = avahi_entry_group_new(c, entry_group_callback, this)))
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{
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LOG(ERROR) << "avahi_entry_group_new() failed: " << avahi_strerror(avahi_client_errno(c)) << "\n";
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goto fail;
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}
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}
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/// We will now add two services and one subtype to the entry group
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for (const auto& service: services_)
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{
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if ((ret = avahi_entry_group_add_service(group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, AvahiPublishFlags(0), name, service.name_.c_str(), NULL, NULL, service.port_, NULL)) < 0)
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{
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if (ret == AVAHI_ERR_COLLISION)
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goto collision;
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/// If the group is empty (either because it was just created, or because it was reset previously, add our entries.
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int ret;
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if (avahi_entry_group_is_empty(group))
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{
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LOG(INFO) << "Adding service '" << name << "'\n";
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LOG(ERROR) << "Failed to add " << service.name_ << " service: " << avahi_strerror(ret) << "\n";
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goto fail;
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}
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}
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/// We will now add two services and one subtype to the entry group
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for (const auto& service : services_)
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{
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if ((ret = avahi_entry_group_add_service(group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, AvahiPublishFlags(0), name, service.name_.c_str(), NULL, NULL,
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service.port_, NULL)) < 0)
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{
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if (ret == AVAHI_ERR_COLLISION)
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goto collision;
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/// Add an additional (hypothetic) subtype
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/* if ((ret = avahi_entry_group_add_service_subtype(group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, AvahiPublishFlags(0), name, "_printer._tcp", NULL, "_magic._sub._printer._tcp") < 0))
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{
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fprintf(stderr, "Failed to add subtype _magic._sub._printer._tcp: %s\n", avahi_strerror(ret));
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goto fail;
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}
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*/
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/// Tell the server to register the service
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if ((ret = avahi_entry_group_commit(group)) < 0)
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{
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LOG(ERROR) << "Failed to commit entry group: " << avahi_strerror(ret) << "\n";
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goto fail;
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}
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}
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LOG(ERROR) << "Failed to add " << service.name_ << " service: " << avahi_strerror(ret) << "\n";
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goto fail;
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}
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}
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return;
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/// Add an additional (hypothetic) subtype
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/* if ((ret = avahi_entry_group_add_service_subtype(group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, AvahiPublishFlags(0), name, "_printer._tcp",
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NULL, "_magic._sub._printer._tcp") < 0))
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{
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fprintf(stderr, "Failed to add subtype _magic._sub._printer._tcp: %s\n", avahi_strerror(ret));
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goto fail;
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}
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*/
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/// Tell the server to register the service
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if ((ret = avahi_entry_group_commit(group)) < 0)
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{
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LOG(ERROR) << "Failed to commit entry group: " << avahi_strerror(ret) << "\n";
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goto fail;
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}
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}
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return;
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collision:
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/// A service name collision with a local service happened. Let's pick a new name
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n = avahi_alternative_service_name(name);
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avahi_free(name);
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name = n;
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/// A service name collision with a local service happened. Let's pick a new name
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n = avahi_alternative_service_name(name);
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avahi_free(name);
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name = n;
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LOG(INFO) << "Service name collision, renaming service to '" << name << "'\n";
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LOG(INFO) << "Service name collision, renaming service to '" << name << "'\n";
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avahi_entry_group_reset(group);
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avahi_entry_group_reset(group);
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create_services(c);
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return;
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create_services(c);
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return;
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fail:
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avahi_simple_poll_quit(simple_poll);
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avahi_simple_poll_quit(simple_poll);
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}
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void PublishAvahi::client_callback(AvahiClient *c, AvahiClientState state, AVAHI_GCC_UNUSED void * userdata)
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void PublishAvahi::client_callback(AvahiClient* c, AvahiClientState state, AVAHI_GCC_UNUSED void* userdata)
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{
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assert(c);
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assert(c);
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/// Called whenever the client or server state changes
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switch (state)
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{
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case AVAHI_CLIENT_S_RUNNING:
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/// Called whenever the client or server state changes
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switch (state)
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{
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case AVAHI_CLIENT_S_RUNNING:
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/// The server has startup successfully and registered its host name on the network, so it's time to create our services
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static_cast<PublishAvahi*>(userdata)->create_services(c);
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break;
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/// The server has startup successfully and registered its host name on the network, so it's time to create our services
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static_cast<PublishAvahi*>(userdata)->create_services(c);
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break;
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case AVAHI_CLIENT_FAILURE:
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case AVAHI_CLIENT_FAILURE:
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LOG(ERROR) << "Client failure: " << avahi_strerror(avahi_client_errno(c)) << "\n";
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avahi_simple_poll_quit(simple_poll);
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break;
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LOG(ERROR) << "Client failure: " << avahi_strerror(avahi_client_errno(c)) << "\n";
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avahi_simple_poll_quit(simple_poll);
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break;
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case AVAHI_CLIENT_S_COLLISION:
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case AVAHI_CLIENT_S_COLLISION:
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/// Let's drop our registered services. When the server is back
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/// in AVAHI_SERVER_RUNNING state we will register them again with the new host name.
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/// Let's drop our registered services. When the server is back
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/// in AVAHI_SERVER_RUNNING state we will register them again with the new host name.
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case AVAHI_CLIENT_S_REGISTERING:
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case AVAHI_CLIENT_S_REGISTERING:
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/// The server records are now being established. This might be caused by a host name change. We need to wait
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/// for our own records to register until the host name is properly esatblished.
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/// The server records are now being established. This might be caused by a host name change. We need to wait
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/// for our own records to register until the host name is properly esatblished.
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if (group)
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avahi_entry_group_reset(group);
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break;
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if (group)
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avahi_entry_group_reset(group);
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break;
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case AVAHI_CLIENT_CONNECTING:
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;
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}
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case AVAHI_CLIENT_CONNECTING:;
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}
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}
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