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use a uint64 for stream counts

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This commit is contained in:
Marten Seemann 2018-11-09 09:00:25 +07:00
parent e8de94485c
commit 0f931ca54e
7 changed files with 34 additions and 17 deletions
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7
streams_map_incoming_generic.go
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@ -19,7 +19,7 @@ type incomingItemsMap struct {
nextStreamToAccept protocol.StreamID // the next stream that will be returned by AcceptStream()
nextStreamToOpen protocol.StreamID // the highest stream that the peer openend
maxStream protocol.StreamID // the highest stream that the peer is allowed to open
maxNumStreams int // maximum number of streams
maxNumStreams uint64 // maximum number of streams
newStream func(protocol.StreamID) item
queueMaxStreamID func(*wire.MaxStreamIDFrame)
@ -30,7 +30,7 @@ type incomingItemsMap struct {
func newIncomingItemsMap(
nextStreamToAccept protocol.StreamID,
initialMaxStreamID protocol.StreamID,
maxNumStreams int,
maxNumStreams uint64,
queueControlFrame func(wire.Frame),
newStream func(protocol.StreamID) item,
) *incomingItemsMap {
@ -106,7 +106,8 @@ func (m *incomingItemsMap) DeleteStream(id protocol.StreamID) error {
}
delete(m.streams, id)
// queue a MAX_STREAM_ID frame, giving the peer the option to open a new stream
if numNewStreams := m.maxNumStreams - len(m.streams); numNewStreams > 0 {
if m.maxNumStreams > uint64(len(m.streams)) {
numNewStreams := m.maxNumStreams - uint64(len(m.streams))
m.maxStream = m.nextStreamToOpen + protocol.StreamID((numNewStreams-1)*4)
m.queueMaxStreamID(&wire.MaxStreamIDFrame{StreamID: m.maxStream})
}