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Add hasReadCipher

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Summary:
This is one of the pre-condition of starting d6d probing. Starting d6d once
hasWriterCipher() is too early becaue an overlarge PMTU could potentially
cause the server to send oversized handshake packet and disrupt handshake.

Reviewed By: yangchi

Differential Revision: D23698784

fbshipit-source-id: f18824a8ef516421832d8cc769f4880a0841e492
This commit is contained in:
Xiaoting Tang
2020-09-16 09:03:00 -07:00
committed by Facebook GitHub Bot
parent 7c56464fdb
commit 4edeb4b056
2 changed files with 6 additions and 0 deletions
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5
quic/server/QuicServerTransport.cpp
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@@ -304,6 +304,11 @@ bool QuicServerTransport::hasWriteCipher() const {
return conn_->oneRttWriteCipher != nullptr;
}
bool QuicServerTransport::hasReadCipher() const {
return conn_->readCodec != nullptr &&
conn_->readCodec->getOneRttReadCipher() != nullptr;
}
std::shared_ptr<QuicTransportBase> QuicServerTransport::sharedGuard() {
return shared_from_this();
}

1
quic/server/QuicServerTransport.h
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@@ -138,6 +138,7 @@ class QuicServerTransport
void maybeNotifyConnectionIdBound();
void maybeWriteNewSessionTicket();
void maybeIssueConnectionIds();
bool hasReadCipher() const;
private:
RoutingCallback* routingCb_{nullptr};