issues1

tcpip/transport/tcp/segment_queue.go

@@ -1,50 +1,50 @@
-package tcp
-
-import (
-	"netstack/tcpip/header"
-	"sync"
-)
-
-type segmentQueue struct {
-	mu    sync.Mutex
-	list  segmentList // 队列实现
-	limit int         // 队列容量
-	used  int         // 队列长度
-}
-
-func (q *segmentQueue) empty() bool {
-	q.mu.Lock()
-	r := q.used == 0
-	q.mu.Unlock()
-	return r
-}
-
-func (q *segmentQueue) enqueue(s *segment) bool {
-	q.mu.Lock()
-	r := q.used < q.limit
-	if r {
-		q.list.PushBack(s)
-		q.used += s.data.Size() + header.TCPMinimumSize
-	}
-	q.mu.Unlock()
-
-	return r
-}
-
-func (q *segmentQueue) dequeue() *segment {
-	q.mu.Lock()
-	s := q.list.Front()
-	if s != nil {
-		q.list.Remove(s)
-		q.used -= s.data.Size() + header.TCPMinimumSize
-	}
-	q.mu.Unlock()
-
-	return s
-}
-
-func (q *segmentQueue) setLimit(limit int) {
-	q.mu.Lock()
-	q.limit = limit
-	q.mu.Unlock()
-}
+package tcp
+
+import (
+	"netstack/tcpip/header"
+	"sync"
+)
+
+type segmentQueue struct {
+	mu    sync.Mutex
+	list  segmentList // 队列实现
+	limit int         // 队列容量
+	used  int         // 队列长度
+}
+
+func (q *segmentQueue) empty() bool {
+	q.mu.Lock()
+	r := q.used == 0
+	q.mu.Unlock()
+	return r
+}
+
+func (q *segmentQueue) enqueue(s *segment) bool {
+	q.mu.Lock()
+	r := q.used < q.limit
+	if r {
+		q.list.PushBack(s)
+		q.used += s.data.Size() + header.TCPMinimumSize
+	}
+	q.mu.Unlock()
+
+	return r
+}
+
+func (q *segmentQueue) dequeue() *segment {
+	q.mu.Lock()
+	s := q.list.Front()
+	if s != nil {
+		q.list.Remove(s)
+		q.used -= s.data.Size() + header.TCPMinimumSize
+	}
+	q.mu.Unlock()
+
+	return s
+}
+
+func (q *segmentQueue) setLimit(limit int) {
+	q.mu.Lock()
+	q.limit = limit
+	q.mu.Unlock()
+}