Added stubs for audio services. (#116)

* stubs for audout:u, audin:u, audrec:u, audren:u, codecctl and decoding tables with nullptr for future implementations

* fixing the changes requested (remove private, explicit)

1 files changed, 39 insertions, 4 deletions

diff --git a/src/core/hle/service/audio/audout_u.cpp b/src/core/hle/service/audio/audout_u.cpp
index c028262c6..8ecfef413 100644
--- a/src/core/hle/service/audio/audout_u.cpp
+++ b/src/core/hle/service/audio/audout_u.cpp
@@ -4,21 +4,56 @@
 
 #include "common/logging/log.h"
 #include "core/hle/ipc_helpers.h"
+#include "core/hle/kernel/hle_ipc.h"
 #include "core/hle/service/audio/audout_u.h"
 
 namespace Service {
 namespace Audio {
 
+class IAudioOut final : public ServiceFramework<IAudioOut> {
+public:
+    IAudioOut() : ServiceFramework("IAudioOut") {
+        static const FunctionInfo functions[] = {
+            {0x0, nullptr, "GetAudioOutState"},
+            {0x1, nullptr, "StartAudioOut"},
+            {0x2, nullptr, "StopAudioOut"},
+            {0x3, nullptr, "AppendAudioOutBuffer_1"},
+            {0x4, nullptr, "RegisterBufferEvent"},
+            {0x5, nullptr, "GetReleasedAudioOutBuffer_1"},
+            {0x6, nullptr, "ContainsAudioOutBuffer"},
+            {0x7, nullptr, "AppendAudioOutBuffer_2"},
+            {0x8, nullptr, "GetReleasedAudioOutBuffer_2"},
+        };
+        RegisterHandlers(functions);
+    }
+    ~IAudioOut() = default;
+};
+
 void AudOutU::ListAudioOuts(Kernel::HLERequestContext& ctx) {
     LOG_WARNING(Service, "(STUBBED) called");
-    IPC::RequestBuilder rb{ctx, 2};
+    IPC::RequestParser rp{ctx};
+
+    auto& buffer = ctx.BufferDescriptorB()[0];
+    const std::string audio_interface = "AudioInterface";
+
+    Memory::WriteBlock(buffer.Address(), &audio_interface[0], audio_interface.size());
+
+    IPC::RequestBuilder rb = rp.MakeBuilder(3, 0, 0, 0);
+
     rb.Push(RESULT_SUCCESS);
+    // TODO(st4rk): we're currently returning only one audio interface
+    // (stringlist size)
+    // however, it's highly possible to have more than one interface (despite that
+    // libtransistor
+    // requires only one).
+    rb.Push<u32>(1);
 }
 
 AudOutU::AudOutU() : ServiceFramework("audout:u") {
-    static const FunctionInfo functions[] = {
-        {0x00000000, &AudOutU::ListAudioOuts, "ListAudioOuts"},
-    };
+    static const FunctionInfo functions[] = {{0x00000000, &AudOutU::ListAudioOuts, "ListAudioOuts"},
+                                             {0x00000001, nullptr, "OpenAudioOut"},
+                                             {0x00000002, nullptr, "Unknown2"},
+                                             {0x00000003, nullptr, "Unknown3"}};
     RegisterHandlers(functions);
 }