Added proto file for Port Forwarding session type.

Author: dchapyshev

source/proto/CMakeLists.txt

@@ -24,6 +24,7 @@ list(APPEND SOURCE_PROTO
     desktop_internal.proto
     file_transfer.proto
     key_exchange.proto
+    port_forwarding.proto
     host_internal.proto
     relay_peer.proto
     router_admin.proto

source/proto/port_forwarding.proto

@@ -0,0 +1,54 @@
+//
+// Aspia Project
+// Copyright (C) 2016-2025 Dmitry Chapyshev <[email protected]>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+//
+
+syntax = "proto3";
+
+option optimize_for = LITE_RUNTIME;
+
+package proto;
+
+message PortForwardingRequest
+{
+    uint32 remote_port        = 1;
+    uint32 connection_timeout = 2;
+    bool compress_data        = 3;
+}
+
+message PortForwardingResult
+{
+    enum ErrorCode
+    {
+        UNKNOWN = 0;
+        SUCCESS = 1;
+        TIMEOUT = 2;
+    }
+
+    ErrorCode error_code = 1;
+}
+
+message PortForwardingData
+{
+    enum Flags
+    {
+        NONE       = 0;
+        COMPRESSED = 1;
+    }
+
+    bytes data   = 1;
+    uint32 flags = 2;
+}