commit 486a8a944b8acbaea46fd0ccdaf48a9eb98c677d
author nharper <nharper@google.com> Wed Aug 28 16:25:10 2019 -0700
committer Copybara-Service <copybara-worker@google.com> Fri Aug 30 10:44:53 2019 -0700
tree c974002bab4954d8574af5bedd62f616bf1dc6b7
parent 7ba5a74cfaba6f138a7a5c8e0710d1ecfca29da7

Limit the amount of incoming crypto data that will be buffered.

gfe-relnote: protected by disabled flag-protected QUIC_VERSION_48
PiperOrigin-RevId: 266019141
Change-Id: Ife996bdf80a28b3bcce4b02cda49bff0fd23a071

quic/core/quic_crypto_server_stream.h

diff --git a/quic/core/quic_crypto_server_stream.h b/quic/core/quic_crypto_server_stream.h
index 60a162c..3a7d6e7 100644
--- a/quic/core/quic_crypto_server_stream.h
+++ b/quic/core/quic_crypto_server_stream.h
@@ -119,6 +119,10 @@
 
     // Used by QuicCryptoStream to parse data received on this stream.
     virtual CryptoMessageParser* crypto_message_parser() = 0;
+
+    // Used by QuicCryptoStream to know how much unprocessed data can be
+    // buffered at each encryption level.
+    virtual size_t BufferSizeLimitForLevel(EncryptionLevel level) const = 0;
   };
 
   class Helper {
@@ -172,6 +176,7 @@
   const QuicCryptoNegotiatedParameters& crypto_negotiated_params()
       const override;
   CryptoMessageParser* crypto_message_parser() override;
+  size_t BufferSizeLimitForLevel(EncryptionLevel level) const override;
   void OnSuccessfulVersionNegotiation(
       const ParsedQuicVersion& version) override;