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-rw-r--r--net/quic/quic_connection.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/net/quic/quic_connection.h b/net/quic/quic_connection.h
index 6c8a2e5..3a51a49 100644
--- a/net/quic/quic_connection.h
+++ b/net/quic/quic_connection.h
@@ -103,6 +103,10 @@ class NET_EXPORT_PRIVATE QuicConnectionVisitorInterface {
// Called to ask if any handshake messages are pending in this visitor.
virtual bool HasPendingHandshake() const = 0;
+
+ // Called to ask if any streams are open in this visitor, excluding the
+ // reserved crypto and headers stream.
+ virtual bool HasOpenDataStreams() const = 0;
};
// Interface which gets callbacks from the QuicConnection at interesting
@@ -391,6 +395,9 @@ class NET_EXPORT_PRIVATE QuicConnection
// true. Otherwise, it will return false and will reset the timeout alarm.
bool CheckForTimeout();
+ // Sends a ping, and resets the ping alarm.
+ void SendPing();
+
// Sets up a packet with an QuicAckFrame and sends it out.
void SendAck();
@@ -590,6 +597,9 @@ class NET_EXPORT_PRIVATE QuicConnection
// Closes any FEC groups protecting packets before |sequence_number|.
void CloseFecGroupsBefore(QuicPacketSequenceNumber sequence_number);
+ // Sets the ping alarm to the appropriate value, if any.
+ void SetPingAlarm();
+
QuicFramer framer_;
QuicConnectionHelperInterface* helper_; // Not owned.
QuicPacketWriter* writer_; // Not owned.
@@ -669,6 +679,8 @@ class NET_EXPORT_PRIVATE QuicConnection
scoped_ptr<QuicAlarm> resume_writes_alarm_;
// An alarm that fires when the connection may have timed out.
scoped_ptr<QuicAlarm> timeout_alarm_;
+ // An alarm that fires when a ping should be sent.
+ scoped_ptr<QuicAlarm> ping_alarm_;
QuicConnectionVisitorInterface* visitor_;
QuicConnectionDebugVisitorInterface* debug_visitor_;