feat: windows

Author: jayantxie

connstate/poll_windows.go

@@ -0,0 +1,35 @@
+// Copyright 2025 CloudWeGo Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package connstate
+
+import "errors"
+
+var (
+	errNotSupportedForWindows = errors.New("connstate not supported for windows")
+)
+
+type mockWindowsPoller struct{}
+
+func (m *mockWindowsPoller) wait() error {
+	return nil
+}
+
+func (m *mockWindowsPoller) control(fd *fdOperator, op op) error {
+	return errNotSupportedForWindows
+}
+
+func openpoll() (p poller, err error) {
+	return &mockWindowsPoller{}, nil
+}