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-rw-r--r--pkg/tcpip/socketops.go45
1 files changed, 45 insertions, 0 deletions
diff --git a/pkg/tcpip/socketops.go b/pkg/tcpip/socketops.go
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+++ b/pkg/tcpip/socketops.go
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+// Copyright 2020 The gVisor 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 tcpip
+
+import (
+ "gvisor.dev/gvisor/pkg/sync"
+)
+
+// SocketOptions contains all the variables which store values for socket
+// level options.
+//
+// +stateify savable
+type SocketOptions struct {
+ // mu protects fields below.
+ mu sync.Mutex `state:"nosave"`
+ broadcastEnabled bool
+}
+
+// GetBroadcast gets value for SO_BROADCAST option.
+func (so *SocketOptions) GetBroadcast() bool {
+ so.mu.Lock()
+ defer so.mu.Unlock()
+
+ return so.broadcastEnabled
+}
+
+// SetBroadcast sets value for SO_BROADCAST option.
+func (so *SocketOptions) SetBroadcast(v bool) {
+ so.mu.Lock()
+ defer so.mu.Unlock()
+
+ so.broadcastEnabled = v
+}