refactor cliprdr, not tested on windows yet

libs/clipboard/src/lib.rs

@@ -77,7 +77,8 @@ pub fn server_msg(context: &mut Box<CliprdrClientContext>, conn_id: ConnID, msg:
             ret
         }
         None => {
-            unreachable!()
+            // unreachable!()
+            0
         }
     }
 }

libs/hbb_common/protos/message.proto

@@ -318,11 +318,13 @@ message CliprdrFormat {
   int32 id = 3;
   string format = 4;
 }
+
 message CliprdrServerFormatList {
   int32 server_conn_id = 1;
   int32 remote_conn_id = 2;
   repeated CliprdrFormat formats = 3;
 }
+
 message CliprdrServerFormatListResponse {
   int32 server_conn_id = 1;
   int32 remote_conn_id = 2;
@@ -334,6 +336,7 @@ message CliprdrServerFormatDataRequest {
   int32 remote_conn_id = 2;
   int32 requested_format_id = 3;
 }
+
 message CliprdrServerFormatDataResponse {
   int32 server_conn_id = 1;
   int32 remote_conn_id = 2;
@@ -353,6 +356,7 @@ message CliprdrFileContentsRequest {
 	bool have_clip_data_id = 9;
 	int32 clip_data_id = 10;
 }
+
 message CliprdrFileContentsResponse {
   int32 server_conn_id = 1;
   int32 remote_conn_id = 2;
@@ -386,6 +390,7 @@ message PermissionInfo {
     Keyboard = 0;
     Clipboard = 2;
     Audio = 3;
+    File = 4;
   }
 
   Permission permission = 1;
@@ -413,6 +418,7 @@ message OptionMessage {
   int32 custom_image_quality = 6;
   BoolOption disable_audio = 7;
   BoolOption disable_clipboard = 8;
+  BoolOption enable_file_transfer = 9;
 }
 
 message OptionResponse {

libs/hbb_common/src/config.rs

@@ -139,6 +139,8 @@ pub struct PeerConfig {
     pub disable_audio: bool,
     #[serde(default)]
     pub disable_clipboard: bool,
+    #[serde(default)]
+    pub enable_file_transfer: bool,
 
     // the other scalar value must before this
     #[serde(default)]

libs/hbb_common/src/udp.rs

@@ -84,7 +84,7 @@ impl FramedSocket {
         let _ = match self {
             Self::Direct(f) => match addr {
                 TargetAddr::Ip(addr) => f.send((send_data, addr)).await?,
-                _ => unreachable!(),
+                _ => {}
             },
             Self::ProxySocks(f) => f.send((send_data, addr)).await?,
         };
@@ -103,7 +103,7 @@ impl FramedSocket {
         let _ = match self {
             Self::Direct(f) => match addr {
                 TargetAddr::Ip(addr) => f.send((Bytes::from(msg), addr)).await?,
-                _ => unreachable!(),
+                _ => {}
             },
             Self::ProxySocks(f) => f.send((Bytes::from(msg), addr)).await?,
         };