[trafficserver] branch quic-latest updated: Fill the unused field of Version Negotiation Packet with random value

[ma...@apache.org]

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maskit pushed a commit to branch quic-latest
in repository https://gitbox.apache.org/repos/asf/trafficserver.git


The following commit(s) were added to refs/heads/quic-latest by this push:
     new b0c77cd  Fill the unused field of Version Negotiation Packet with random value
b0c77cd is described below

commit b0c77cd5a5831d0601434db2e4f8044a09b08fab
Author: Masakazu Kitajo <ma...@apache.org>
AuthorDate: Mon Jan 22 10:53:04 2018 +1100

    Fill the unused field of Version Negotiation Packet with random value
---
 iocore/net/quic/QUICPacket.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/iocore/net/quic/QUICPacket.cc b/iocore/net/quic/QUICPacket.cc
index 4d42fcb..0fc20df 100644
--- a/iocore/net/quic/QUICPacket.cc
+++ b/iocore/net/quic/QUICPacket.cc
@@ -239,6 +239,9 @@ QUICPacketLongHeader::store(uint8_t *buf, size_t *len) const
   *len   = 0;
   buf[0] = 0x80;
   buf[0] += static_cast<uint8_t>(this->_type);
+  if (this->_type == QUICPacketType::VERSION_NEGOTIATION) {
+    buf[0] |= rand();
+  }
   *len += 1;
 
   QUICTypeUtil::write_QUICConnectionId(this->_connection_id, 8, buf + *len, &n);

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