use broadcast address

.gitignore

@@ -1,2 +1,3 @@
 .idea
 cmake-build-*
+assets

Dockerfile

@@ -1,7 +1,9 @@
 FROM alpine:latest
 
 RUN apk add gcc g++ cmake ninja
-RUN apk add mpg123-dev openssl-dev portaudio-dev
+RUN apk add mpg123-dev openssl-dev alsa-lib alsa-utils portaudio-dev pulseaudio-alsa alsa-plugins-pulse pulseaudio pulseaudio-utils
+
+RUN echo "pcm.!default pulse\nctl.!default pulse" > /root/.asoundrc
 
 WORKDIR /app
 COPY . /app

source/EventManager.cpp

@@ -40,7 +40,7 @@ EventManager::EventManager() {
 
     // hints for the communication
     addrinfo addressHints {};
-    addressHints.ai_family = AF_INET;  // TODO: AF_INET6
+    addressHints.ai_family = AF_INET6;
     addressHints.ai_socktype = SOCK_DGRAM;
     addressHints.ai_protocol = IPPROTO_UDP;
 
@@ -57,7 +57,7 @@ EventManager::EventManager() {
     // get the information for the broadcast local-link address
     // TODO(Faraphel): ip / port as argument ?
     if(const int error = getaddrinfo(
-        "0.0.0.0",  // TODO: ff02::1
+        "ff02::1",
         "5650",
         &addressHints,
         &context.broadcastAddressInfo
@@ -105,7 +105,7 @@ void EventManager::loopSender() {
     // get the information for the broadcast local-link address
     // TODO(Faraphel): ip / port as argument ?
     if(const int error = getaddrinfo(
-        "localhost",  // TODO: ff02::1
+        "ff02::1",
         "5650",
         &addressHints,
         &destinationInfo
@@ -148,7 +148,7 @@ void EventManager::loopReceiver() {
     // TODO(Faraphel): port as argument
     addrinfo* senderInfo;
     if(getaddrinfo(
-        "0.0.0.0",  // hostname
+        "ff02::1",  // hostname
         "5650",  // port
         &addressHints,
         &senderInfo

source/tasks/undefined/UndefinedTask.cpp

@@ -6,8 +6,7 @@
 #include <iostream>
 #include <numeric>
 #include <thread>
-#include <bits/ranges_util.h>
-#include <pstl/glue_numeric_defs.h>
+#include <algorithm>
 #include <sys/socket.h>
 
 #include "../../Context.hpp"
@@ -43,9 +42,8 @@ void UndefinedTask::handle(Context& context) {
         // TODO(Faraphel): should use the machine with the lowest average ping
         if (context.me.serverEnabled) {
             // find the remote peer with the highest id that can be a server
-            const auto serverCandidate = std::max_element(
-                context.remotePeers.begin(),
-                context.remotePeers.end(),
+            const auto serverCandidate = std::ranges::max_element(
+                context.remotePeers,
                 [&](auto& remotePeer1, auto& remotePeer2) {
                     return (
                         (remotePeer1.second->information.serverEnabled ? remotePeer1.first : 0) <