"Merge Tagged PR 9042"

src/core/hle/service/audio/audin_u.cpp

@@ -203,9 +203,8 @@ private:
 };
 
 AudInU::AudInU(Core::System& system_)
-    : ServiceFramework{system_, "audin:u", ServiceThreadType::CreateNew},
-      service_context{system_, "AudInU"}, impl{std::make_unique<AudioCore::AudioIn::Manager>(
-                                              system_)} {
+    : ServiceFramework{system_, "audin:u"}, service_context{system_, "AudInU"},
+      impl{std::make_unique<AudioCore::AudioIn::Manager>(system_)} {
     // clang-format off
     static const FunctionInfo functions[] = {
         {0, &AudInU::ListAudioIns, "ListAudioIns"},

src/core/hle/service/audio/audout_u.cpp

@@ -26,9 +26,8 @@ public:
     explicit IAudioOut(Core::System& system_, AudioCore::AudioOut::Manager& manager,
                        size_t session_id, const std::string& device_name,
                        const AudioOutParameter& in_params, u32 handle, u64 applet_resource_user_id)
-        : ServiceFramework{system_, "IAudioOut", ServiceThreadType::CreateNew},
-          service_context{system_, "IAudioOut"}, event{service_context.CreateEvent(
-                                                     "AudioOutEvent")},
+        : ServiceFramework{system_, "IAudioOut"}, service_context{system_, "IAudioOut"},
+          event{service_context.CreateEvent("AudioOutEvent")},
           impl{std::make_shared<AudioCore::AudioOut::Out>(system_, manager, event, session_id)} {
 
         // clang-format off
@@ -221,9 +220,8 @@ private:
 };
 
 AudOutU::AudOutU(Core::System& system_)
-    : ServiceFramework{system_, "audout:u", ServiceThreadType::CreateNew},
-      service_context{system_, "AudOutU"}, impl{std::make_unique<AudioCore::AudioOut::Manager>(
-                                               system_)} {
+    : ServiceFramework{system_, "audout:u"}, service_context{system_, "AudOutU"},
+      impl{std::make_unique<AudioCore::AudioOut::Manager>(system_)} {
     // clang-format off
     static const FunctionInfo functions[] = {
         {0, &AudOutU::ListAudioOuts, "ListAudioOuts"},

src/core/hle/service/audio/audren_u.cpp

@@ -34,10 +34,9 @@ public:
                             AudioCore::AudioRendererParameterInternal& params,
                             Kernel::KTransferMemory* transfer_memory, u64 transfer_memory_size,
                             u32 process_handle, u64 applet_resource_user_id, s32 session_id)
-        : ServiceFramework{system_, "IAudioRenderer", ServiceThreadType::CreateNew},
-          service_context{system_, "IAudioRenderer"}, rendered_event{service_context.CreateEvent(
-                                                          "IAudioRendererEvent")},
-          manager{manager_}, impl{std::make_unique<Renderer>(system_, manager, rendered_event)} {
+        : ServiceFramework{system_, "IAudioRenderer"}, service_context{system_, "IAudioRenderer"},
+          rendered_event{service_context.CreateEvent("IAudioRendererEvent")}, manager{manager_},
+          impl{std::make_unique<Renderer>(system_, manager, rendered_event)} {
         // clang-format off
         static const FunctionInfo functions[] = {
             {0, &IAudioRenderer::GetSampleRate, "GetSampleRate"},
@@ -242,10 +241,8 @@ class IAudioDevice final : public ServiceFramework<IAudioDevice> {
 public:
     explicit IAudioDevice(Core::System& system_, u64 applet_resource_user_id, u32 revision,
                           u32 device_num)
-        : ServiceFramework{system_, "IAudioDevice", ServiceThreadType::CreateNew},
-          service_context{system_, "IAudioDevice"}, impl{std::make_unique<AudioDevice>(
-                                                        system_, applet_resource_user_id,
-                                                        revision)},
+        : ServiceFramework{system_, "IAudioDevice"}, service_context{system_, "IAudioDevice"},
+          impl{std::make_unique<AudioDevice>(system_, applet_resource_user_id, revision)},
           event{service_context.CreateEvent(fmt::format("IAudioDeviceEvent-{}", device_num))} {
         static const FunctionInfo functions[] = {
             {0, &IAudioDevice::ListAudioDeviceName, "ListAudioDeviceName"},
@@ -420,7 +417,7 @@ private:
 };
 
 AudRenU::AudRenU(Core::System& system_)
-    : ServiceFramework{system_, "audren:u", ServiceThreadType::CreateNew},
+    : ServiceFramework{system_, "audren:u"},
       service_context{system_, "audren:u"}, impl{std::make_unique<Manager>(system_)} {
     // clang-format off
     static const FunctionInfo functions[] = {

src/core/hle/service/ldn/lan_discovery.cpp

@@ -487,7 +487,7 @@ void LANDiscovery::ReceivePacket(const Network::LDNPacket& packet) {
     std::scoped_lock lock{packet_mutex};
     switch (packet.type) {
     case Network::LDNPacketType::Scan: {
-        LOG_INFO(Frontend, "Scan packet received!");
+        LOG_DEBUG(Frontend, "Scan packet received!");
         if (state == State::AccessPointCreated) {
             // Reply to the sender
             SendPacket(Network::LDNPacketType::ScanResp, network_info, packet.local_ip);
@@ -495,7 +495,7 @@ void LANDiscovery::ReceivePacket(const Network::LDNPacket& packet) {
         break;
     }
     case Network::LDNPacketType::ScanResp: {
-        LOG_INFO(Frontend, "ScanResp packet received!");
+        LOG_DEBUG(Frontend, "ScanResp packet received!");
 
         NetworkInfo info{};
         std::memcpy(&info, packet.data.data(), sizeof(NetworkInfo));
@@ -611,13 +611,6 @@ MacAddress LANDiscovery::GetFakeMac() const {
 
 Result LANDiscovery::GetNodeInfo(NodeInfo& node, const UserConfig& userConfig,
                                  u16 localCommunicationVersion) {
-    const auto network_interface = Network::GetSelectedNetworkInterface();
-
-    if (!network_interface) {
-        LOG_ERROR(Service_LDN, "No network interface available");
-        return ResultNoIpAddress;
-    }
-
     node.mac_address = GetFakeMac();
     node.is_connected = 1;
     std::memcpy(node.user_name.data(), userConfig.user_name.data(), UserNameBytesMax + 1);

src/core/hle/service/ldn/ldn.cpp

@@ -150,7 +150,7 @@ public:
     }
 
     ~IUserLocalCommunicationService() {
-        if (is_initialized) {
+        if (is_network_available) {
             if (auto room_member = room_network.GetRoomMember().lock()) {
                 room_member->Unbind(ldn_packet_received);
             }
@@ -193,7 +193,7 @@ public:
         NetworkInfo network_info{};
         const auto rc = lan_discovery.GetNetworkInfo(network_info);
         if (rc.IsError()) {
-            LOG_ERROR(Service_LDN, "NetworkInfo is not valid {}", rc.raw);
+            LOG_DEBUG(Service_LDN, "NetworkInfo is not valid {}", rc.raw);
             IPC::ResponseBuilder rb{ctx, 2};
             rb.Push(rc);
             return;
@@ -205,6 +205,14 @@ public:
     }
 
     void GetIpv4Address(Kernel::HLERequestContext& ctx) {
+        if (!is_network_available) {
+            IPC::ResponseBuilder rb{ctx, 4};
+            rb.Push(ResultSuccess);
+            rb.PushRaw(Ipv4Address{127, 0, 0, 1});
+            rb.PushRaw(Ipv4Address{255, 255, 255, 0});
+            return;
+        }
+
         const auto network_interface = Network::GetSelectedNetworkInterface();
 
         if (!network_interface) {
@@ -342,6 +350,13 @@ public:
             return;
         }
 
+        if (!is_network_available) {
+            IPC::ResponseBuilder rb{ctx, 3};
+            rb.Push(ResultSuccess);
+            rb.Push(0);
+            return;
+        }
+
         u16 count = 0;
         std::vector<NetworkInfo> network_infos(network_info_size);
         Result rc = lan_discovery.Scan(network_infos, count, scan_filter);
@@ -488,18 +503,18 @@ public:
     }
 
     void Initialize(Kernel::HLERequestContext& ctx) {
-        const auto rc = InitializeImpl(ctx);
-        if (rc.IsError()) {
-            LOG_ERROR(Service_LDN, "Network isn't initialized, rc={}", rc.raw);
-        }
+        InitializeImpl(ctx);
 
+        // Initialize always returns success
         IPC::ResponseBuilder rb{ctx, 2};
-        rb.Push(rc);
+        rb.Push(ResultSuccess);
     }
 
     void Finalize(Kernel::HLERequestContext& ctx) {
-        if (auto room_member = room_network.GetRoomMember().lock()) {
-            room_member->Unbind(ldn_packet_received);
+        if (is_network_available) {
+            if (auto room_member = room_network.GetRoomMember().lock()) {
+                room_member->Unbind(ldn_packet_received);
+            }
         }
 
         is_initialized = false;
@@ -519,22 +534,25 @@ public:
     }
 
     Result InitializeImpl(Kernel::HLERequestContext& ctx) {
+        lan_discovery.Initialize([&]() { OnEventFired(); });
+        is_initialized = true;
+        is_network_available = false;
+
         const auto network_interface = Network::GetSelectedNetworkInterface();
         if (!network_interface) {
             LOG_ERROR(Service_LDN, "No network interface is set");
-            return ResultAirplaneModeEnabled;
+            return ResultSuccess;
         }
 
         if (auto room_member = room_network.GetRoomMember().lock()) {
             ldn_packet_received = room_member->BindOnLdnPacketReceived(
                 [this](const Network::LDNPacket& packet) { OnLDNPacketReceived(packet); });
+            is_network_available = true;
         } else {
             LOG_ERROR(Service_LDN, "Couldn't bind callback!");
-            return ResultAirplaneModeEnabled;
+            return ResultSuccess;
         }
 
-        lan_discovery.Initialize([&]() { OnEventFired(); });
-        is_initialized = true;
         return ResultSuccess;
     }
 
@@ -547,6 +565,7 @@ public:
     Network::RoomMember::CallbackHandle<Network::LDNPacket> ldn_packet_received;
 
     bool is_initialized{};
+    bool is_network_available{};
 };
 
 class LDNS final : public ServiceFramework<LDNS> {

src/core/internal_network/network_interface.cpp

@@ -199,7 +199,7 @@ std::optional<NetworkInterface> GetSelectedNetworkInterface() {
         });
 
     if (res == network_interfaces.end()) {
-        LOG_ERROR(Network, "Couldn't find selected interface \"{}\"", selected_network_interface);
+        LOG_DEBUG(Network, "Couldn't find selected interface \"{}\"", selected_network_interface);
         return std::nullopt;
     }
 

src/yuzu/main.cpp

@@ -940,7 +940,6 @@ void GMainWindow::InitializeWidgets() {
         statusBar()->addPermanentWidget(label);
     }
 
-    // TODO (flTobi): Add the widget when multiplayer is fully implemented
     statusBar()->addPermanentWidget(multiplayer_state->GetStatusText(), 0);
     statusBar()->addPermanentWidget(multiplayer_state->GetStatusIcon(), 0);
 

src/yuzu/startup_checks.cpp

@@ -4,16 +4,19 @@
 #include "video_core/vulkan_common/vulkan_wrapper.h"
 
 #ifdef _WIN32
-#include <cstring> // for memset, strncpy
+#include <cstring>
 #include <processthreadsapi.h>
 #include <windows.h>
 #elif defined(YUZU_UNIX)
+#include <cstring>
 #include <errno.h>
+#include <spawn.h>
+#include <sys/types.h>
 #include <sys/wait.h>
 #include <unistd.h>
 #endif
 
-#include <cstdio>
+#include <fmt/core.h>
 #include "video_core/vulkan_common/vulkan_instance.h"
 #include "video_core/vulkan_common/vulkan_library.h"
 #include "yuzu/startup_checks.h"
@@ -27,7 +30,7 @@ void CheckVulkan() {
             Vulkan::CreateInstance(library, dld, VK_API_VERSION_1_0);
 
     } catch (const Vulkan::vk::Exception& exception) {
-        std::fprintf(stderr, "Failed to initialize Vulkan: %s\n", exception.what());
+        fmt::print(stderr, "Failed to initialize Vulkan: {}\n", exception.what());
     }
 }
 
@@ -49,8 +52,15 @@ bool CheckEnvVars(bool* is_child) {
         *is_child = true;
         return false;
     } else if (!SetEnvironmentVariableA(IS_CHILD_ENV_VAR, ENV_VAR_ENABLED_TEXT)) {
-        std::fprintf(stderr, "SetEnvironmentVariableA failed to set %s with error %lu\n",
-                     IS_CHILD_ENV_VAR, GetLastError());
+        fmt::print(stderr, "SetEnvironmentVariableA failed to set {} with error {}\n",
+                   IS_CHILD_ENV_VAR, GetLastError());
+        return true;
+    }
+#elif defined(YUZU_UNIX)
+    const char* startup_check_var = getenv(STARTUP_CHECK_ENV_VAR);
+    if (startup_check_var != nullptr &&
+        std::strncmp(startup_check_var, ENV_VAR_ENABLED_TEXT, 8) == 0) {
+        CheckVulkan();
         return true;
     }
 #endif
@@ -62,8 +72,8 @@ bool StartupChecks(const char* arg0, bool* has_broken_vulkan, bool perform_vulka
     // Set the startup variable for child processes
     const bool env_var_set = SetEnvironmentVariableA(STARTUP_CHECK_ENV_VAR, ENV_VAR_ENABLED_TEXT);
     if (!env_var_set) {
-        std::fprintf(stderr, "SetEnvironmentVariableA failed to set %s with error %lu\n",
-                     STARTUP_CHECK_ENV_VAR, GetLastError());
+        fmt::print(stderr, "SetEnvironmentVariableA failed to set {} with error {}\n",
+                   STARTUP_CHECK_ENV_VAR, GetLastError());
         return false;
     }
 
@@ -81,48 +91,57 @@ bool StartupChecks(const char* arg0, bool* has_broken_vulkan, bool perform_vulka
         DWORD exit_code = STILL_ACTIVE;
         const int err = GetExitCodeProcess(process_info.hProcess, &exit_code);
         if (err == 0) {
-            std::fprintf(stderr, "GetExitCodeProcess failed with error %lu\n", GetLastError());
+            fmt::print(stderr, "GetExitCodeProcess failed with error {}\n", GetLastError());
         }
 
         // Vulkan is broken if the child crashed (return value is not zero)
         *has_broken_vulkan = (exit_code != 0);
 
         if (CloseHandle(process_info.hProcess) == 0) {
-            std::fprintf(stderr, "CloseHandle failed with error %lu\n", GetLastError());
+            fmt::print(stderr, "CloseHandle failed with error {}\n", GetLastError());
         }
         if (CloseHandle(process_info.hThread) == 0) {
-            std::fprintf(stderr, "CloseHandle failed with error %lu\n", GetLastError());
+            fmt::print(stderr, "CloseHandle failed with error {}\n", GetLastError());
         }
     }
 
     if (!SetEnvironmentVariableA(STARTUP_CHECK_ENV_VAR, nullptr)) {
-        std::fprintf(stderr, "SetEnvironmentVariableA failed to clear %s with error %lu\n",
-                     STARTUP_CHECK_ENV_VAR, GetLastError());
+        fmt::print(stderr, "SetEnvironmentVariableA failed to clear {} with error {}\n",
+                   STARTUP_CHECK_ENV_VAR, GetLastError());
     }
 
 #elif defined(YUZU_UNIX)
+    const int env_var_set = setenv(STARTUP_CHECK_ENV_VAR, ENV_VAR_ENABLED_TEXT, 1);
+    if (env_var_set == -1) {
+        const int err = errno;
+        fmt::print(stderr, "setenv failed to set {} with error {}\n", STARTUP_CHECK_ENV_VAR, err);
+        return false;
+    }
+
     if (perform_vulkan_check) {
-        const pid_t pid = fork();
-        if (pid == 0) {
-            CheckVulkan();
-            return true;
-        } else if (pid == -1) {
-            const int err = errno;
-            std::fprintf(stderr, "fork failed with error %d\n", err);
+        const pid_t pid = SpawnChild(arg0);
+        if (pid == -1) {
             return false;
         }
 
         // Get exit code from child process
         int status;
-        const int r_val = wait(&status);
+        const int r_val = waitpid(pid, &status, 0);
         if (r_val == -1) {
             const int err = errno;
-            std::fprintf(stderr, "wait failed with error %d\n", err);
+            fmt::print(stderr, "wait failed with error {}\n", err);
             return false;
         }
         // Vulkan is broken if the child crashed (return value is not zero)
         *has_broken_vulkan = (status != 0);
     }
+
+    const int env_var_cleared = unsetenv(STARTUP_CHECK_ENV_VAR);
+    if (env_var_cleared == -1) {
+        const int err = errno;
+        fmt::print(stderr, "unsetenv failed to clear {} with error {}\n", STARTUP_CHECK_ENV_VAR,
+                   err);
+    }
 #endif
     return false;
 }
@@ -150,10 +169,29 @@ bool SpawnChild(const char* arg0, PROCESS_INFORMATION* pi, int flags) {
                                                 pi             // lpProcessInformation
     );
     if (!process_created) {
-        std::fprintf(stderr, "CreateProcessA failed with error %lu\n", GetLastError());
+        fmt::print(stderr, "CreateProcessA failed with error {}\n", GetLastError());
         return false;
     }
 
     return true;
 }
+#elif defined(YUZU_UNIX)
+pid_t SpawnChild(const char* arg0) {
+    const pid_t pid = fork();
+
+    if (pid == -1) {
+        // error
+        const int err = errno;
+        fmt::print(stderr, "fork failed with error {}\n", err);
+        return pid;
+    } else if (pid == 0) {
+        // child
+        execl(arg0, arg0, nullptr);
+        const int err = errno;
+        fmt::print(stderr, "execl failed with error {}\n", err);
+        _exit(0);
+    }
+
+    return pid;
+}
 #endif

src/yuzu/startup_checks.h

@@ -5,6 +5,8 @@
 
 #ifdef _WIN32
 #include <windows.h>
+#elif defined(YUZU_UNIX)
+#include <sys/types.h>
 #endif
 
 constexpr char IS_CHILD_ENV_VAR[] = "YUZU_IS_CHILD";
@@ -17,4 +19,6 @@ bool StartupChecks(const char* arg0, bool* has_broken_vulkan, bool perform_vulka
 
 #ifdef _WIN32
 bool SpawnChild(const char* arg0, PROCESS_INFORMATION* pi, int flags);
+#elif defined(YUZU_UNIX)
+pid_t SpawnChild(const char* arg0);
 #endif