input/cache: first draft of the file cache

src/player/Control.cxx

@@ -28,10 +28,12 @@
 
 PlayerControl::PlayerControl(PlayerListener &_listener,
 			     PlayerOutputs &_outputs,
+			     InputCacheManager *_input_cache,
 			     unsigned _buffer_chunks,
 			     AudioFormat _configured_audio_format,
 			     const ReplayGainConfig &_replay_gain_config) noexcept
 	:listener(_listener), outputs(_outputs),
+	 input_cache(_input_cache),
 	 buffer_chunks(_buffer_chunks),
 	 configured_audio_format(_configured_audio_format),
 	 thread(BIND_THIS_METHOD(RunThread)),

src/player/Control.hxx

@@ -39,6 +39,7 @@
 struct Tag;
 class PlayerListener;
 class PlayerOutputs;
+class InputCacheManager;
 class DetachedSong;
 
 enum class PlayerState : uint8_t {
@@ -116,6 +117,8 @@ class PlayerControl final : public AudioOutputClient {
 
 	PlayerOutputs &outputs;
 
+	InputCacheManager *const input_cache;
+
 	const unsigned buffer_chunks;
 
 	/**
@@ -234,6 +237,7 @@ class PlayerControl final : public AudioOutputClient {
 public:
 	PlayerControl(PlayerListener &_listener,
 		      PlayerOutputs &_outputs,
+		      InputCacheManager *_input_cache,
 		      unsigned buffer_chunks,
 		      AudioFormat _configured_audio_format,
 		      const ReplayGainConfig &_replay_gain_config) noexcept;

src/player/Thread.cxx

@@ -1132,6 +1132,7 @@ try {
 	SetThreadName("player");
 
 	DecoderControl dc(mutex, cond,
+			  input_cache,
 			  configured_audio_format,
 			  replay_gain_config);
 	dc.StartThread();