HostMessageDispatcher to dispatch messages received on a chromoting connection

Adding HostMessageDispatcher to be used by ChromotingHost.

BUG=None
TEST=None

Review URL: http://codereview.chromium.org/3852002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@63111 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 57 insertions, 2 deletions

diff --git a/remoting/proto/control.proto b/remoting/proto/control.proto
index df0787c..299d8cc 100644
--- a/remoting/proto/control.proto
+++ b/remoting/proto/control.proto
@@ -10,4 +10,24 @@ option optimize_for = LITE_RUNTIME;
 
 package remoting;
 
-// TODO(hclam): Define control messages.
\ No newline at end of file
+message SuggestScreenResolutionRequest {
+  required int32 width = 1;
+  required int32 height = 2;
+};
+
+// Represents a control message that sent from the client to the host.
+// This message is transmitted on the control channel.
+message ClientControlMessage {
+  optional SuggestScreenResolutionRequest suggestScreenResolutionRequest = 1;
+}
+
+message SetScreenResolutionRequest {
+  required int32 width = 1;
+  required int32 height = 2;
+};
+
+// Represents a control message that sent from host to the client.
+// This message is transmitted on the control channel.
+message HostControlMessage {
+  optional SetScreenResolutionRequest setScreenResolutionRequest = 1;
+}
diff --git a/remoting/proto/event.proto b/remoting/proto/event.proto
index b961335..96c8fce 100644
--- a/remoting/proto/event.proto
+++ b/remoting/proto/event.proto
@@ -200,3 +200,39 @@ message MouseDownEvent {
 message MouseUpEvent {
   required MouseButton button = 1;
 }
+
+// Defines a mouse event message on the event channel. 
+message MouseEvent {
+  // Mouse position information.
+  optional int32 mouse_x = 1;
+  optional int32 mouse_y = 2;
+
+  // Mouse wheel information.
+  optional int32 wheel_offset_x = 3;
+  optional int32 wheel_offset_y = 4;
+
+  // Mouse button information.
+  optional MouseButton button = 5;
+  optional bool button_down = 6;
+}
+
+// Defines an event message on the event channel.
+message Event {
+  required int32 timestamp = 1;  // Client timestamp for event
+  optional bool dummy = 2;       // Is this a dummy event?
+
+  optional KeyEvent key = 3;
+  optional MouseEvent mouse = 4;
+}
+
+// Defines the message that is sent from client to host.
+// Only one of the optional messages should be present.
+message ClientEventMessage {
+  repeated Event events = 1;
+}
+
+// Defines the message that is sent from host to client.
+// Only one of the optional messages should be present.
+message HostEventMessage {
+  // TODO(hclam): Define the message.
+}
diff --git a/remoting/proto/internal.proto b/remoting/proto/internal.proto
index b98b696..2e74501 100644
--- a/remoting/proto/internal.proto
+++ b/remoting/proto/internal.proto
@@ -21,7 +21,6 @@ message ChromotingHostMessage {
   optional BeginUpdateStreamMessage begin_update_stream = 2;
   optional EndUpdateStreamMessage end_update_stream = 3;
   optional UpdateStreamPacketMessage update_stream_packet = 4;
-
   optional RectangleUpdatePacket rectangle_update = 5;
 }