1 files changed, 30 insertions, 14 deletions

diff --git a/src/core/hle/service/am/am.cpp b/src/core/hle/service/am/am.cpp
index d52ec4387..701f05019 100644
--- a/src/core/hle/service/am/am.cpp
+++ b/src/core/hle/service/am/am.cpp
@@ -991,7 +991,7 @@ void ILibraryAppletCreator::CreateLibraryApplet(Kernel::HLERequestContext& ctx)
         LOG_ERROR(Service_AM, "Applet doesn't exist! applet_id={}", static_cast<u32>(applet_id));
 
         IPC::ResponseBuilder rb{ctx, 2};
-        rb.Push(ResultCode(-1));
+        rb.Push(RESULT_UNKNOWN);
         return;
     }
 
@@ -1027,7 +1027,7 @@ void ILibraryAppletCreator::CreateTransferMemoryStorage(Kernel::HLERequestContex
     if (transfer_mem == nullptr) {
         LOG_ERROR(Service_AM, "shared_mem is a nullpr for handle={:08X}", handle);
         IPC::ResponseBuilder rb{ctx, 2};
-        rb.Push(ResultCode(-1));
+        rb.Push(RESULT_UNKNOWN);
         return;
     }
 
@@ -1076,7 +1076,7 @@ IApplicationFunctions::IApplicationFunctions(Core::System& system_)
         {100, &IApplicationFunctions::InitializeApplicationCopyrightFrameBuffer, "InitializeApplicationCopyrightFrameBuffer"},
         {101, &IApplicationFunctions::SetApplicationCopyrightImage, "SetApplicationCopyrightImage"},
         {102, &IApplicationFunctions::SetApplicationCopyrightVisibility, "SetApplicationCopyrightVisibility"},
-        {110, nullptr, "QueryApplicationPlayStatistics"},
+        {110, &IApplicationFunctions::QueryApplicationPlayStatistics, "QueryApplicationPlayStatistics"},
         {111, &IApplicationFunctions::QueryApplicationPlayStatisticsByUid, "QueryApplicationPlayStatisticsByUid"},
         {120, nullptr, "ExecuteProgram"},
         {121, nullptr, "ClearUserChannel"},
@@ -1336,12 +1336,16 @@ void IApplicationFunctions::GetPseudoDeviceId(Kernel::HLERequestContext& ctx) {
 }
 
 void IApplicationFunctions::ExtendSaveData(Kernel::HLERequestContext& ctx) {
+    struct Parameters {
+        FileSys::SaveDataType type;
+        u128 user_id;
+        u64 new_normal_size;
+        u64 new_journal_size;
+    };
+    static_assert(sizeof(Parameters) == 40);
+
     IPC::RequestParser rp{ctx};
-    const auto type{rp.PopRaw<FileSys::SaveDataType>()};
-    rp.Skip(1, false);
-    const auto user_id{rp.PopRaw<u128>()};
-    const auto new_normal_size{rp.PopRaw<u64>()};
-    const auto new_journal_size{rp.PopRaw<u64>()};
+    const auto [type, user_id, new_normal_size, new_journal_size] = rp.PopRaw<Parameters>();
 
     LOG_DEBUG(Service_AM,
               "called with type={:02X}, user_id={:016X}{:016X}, new_normal={:016X}, "
@@ -1360,10 +1364,14 @@ void IApplicationFunctions::ExtendSaveData(Kernel::HLERequestContext& ctx) {
 }
 
 void IApplicationFunctions::GetSaveDataSize(Kernel::HLERequestContext& ctx) {
+    struct Parameters {
+        FileSys::SaveDataType type;
+        u128 user_id;
+    };
+    static_assert(sizeof(Parameters) == 24);
+
     IPC::RequestParser rp{ctx};
-    const auto type{rp.PopRaw<FileSys::SaveDataType>()};
-    rp.Skip(1, false);
-    const auto user_id{rp.PopRaw<u128>()};
+    const auto [type, user_id] = rp.PopRaw<Parameters>();
 
     LOG_DEBUG(Service_AM, "called with type={:02X}, user_id={:016X}{:016X}", static_cast<u8>(type),
               user_id[1], user_id[0]);
@@ -1377,12 +1385,12 @@ void IApplicationFunctions::GetSaveDataSize(Kernel::HLERequestContext& ctx) {
     rb.Push(size.journal);
 }
 
-void IApplicationFunctions::GetGpuErrorDetectedSystemEvent(Kernel::HLERequestContext& ctx) {
+void IApplicationFunctions::QueryApplicationPlayStatistics(Kernel::HLERequestContext& ctx) {
     LOG_WARNING(Service_AM, "(STUBBED) called");
 
-    IPC::ResponseBuilder rb{ctx, 2, 1};
+    IPC::ResponseBuilder rb{ctx, 3};
     rb.Push(RESULT_SUCCESS);
-    rb.PushCopyObjects(gpu_error_detected_event.readable);
+    rb.Push<u32>(0);
 }
 
 void IApplicationFunctions::QueryApplicationPlayStatisticsByUid(Kernel::HLERequestContext& ctx) {
@@ -1393,6 +1401,14 @@ void IApplicationFunctions::QueryApplicationPlayStatisticsByUid(Kernel::HLEReque
     rb.Push<u32>(0);
 }
 
+void IApplicationFunctions::GetGpuErrorDetectedSystemEvent(Kernel::HLERequestContext& ctx) {
+    LOG_WARNING(Service_AM, "(STUBBED) called");
+
+    IPC::ResponseBuilder rb{ctx, 2, 1};
+    rb.Push(RESULT_SUCCESS);
+    rb.PushCopyObjects(gpu_error_detected_event.readable);
+}
+
 void InstallInterfaces(SM::ServiceManager& service_manager,
                        std::shared_ptr<NVFlinger::NVFlinger> nvflinger, Core::System& system) {
     auto message_queue = std::make_shared<AppletMessageQueue>(system.Kernel());