A lot of pointless stuff

lib/proto/audio_backend.proto

@@ -3,12 +3,41 @@ package termix.audio_backend;
 
 import "google/protobuf/empty.proto";
 
-service AudioBackend {
-  rpc StartClient(google.protobuf.Empty) returns (google.protobuf.Empty);
+service AudioBackendRPC {
+  // Stop the active audio server
+  rpc StopClient(google.protobuf.Empty) returns (google.protobuf.Empty);
+  // Start the audio server of choice 
+  rpc StartClient(DesiredAudioBacked) returns (google.protobuf.Empty);
+  // Get information about the possible audio backend configuration options
+  rpc DescribeBackend(DesiredAudioBacked) returns (AudioBackendDescription);
   rpc InitConnection(google.protobuf.Empty) returns (google.protobuf.Empty);
   rpc GetAvailableBackends(google.protobuf.Empty) returns (BackendList);
 }
 
+enum SupportedAudioBackends {
+  AB_UNSPECIFIED = 0;
+  AB_JACK = 1;
+  AB_COREAUDIO = 2;
+}
+
+message DesiredAudioBacked {
+  SupportedAudioBackends backend = 1;
+  CoreAudioOptions core_audio_opts = 2;
+}
+
+message AudioBackendDescription {
+  CoreAudioAvailableOptions core_audio_description = 1;
+}
+
+message CoreAudioAvailableOptions {
+  repeated string input_devices = 1;
+  repeated string output_devices = 2;
+}
+
+message CoreAudioOptions {
+  string input_device = 1; 
+}
+
 message BackendList {
   repeated Backend backends = 1;
 }
@@ -16,7 +45,3 @@ message BackendList {
 message Backend {
   string name = 1;
 }
-
-message Shirt {
-  google.protobuf.Empty dummy = 1;
-}

lib/proto/track.proto

@@ -0,0 +1,19 @@
+syntax = "proto3";
+package termix.track;
+
+import "google/protobuf/empty.proto";
+
+service TrackOp {
+  rpc Create(Track) returns (google.protobuf.Empty);
+  rpc List(google.protobuf.Empty) returns (Tracks);
+}
+
+message Track {
+  string name = 1;
+}
+
+message Tracks {
+  repeated Track tracks = 1;
+}
+
+