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only send Version Negotiation packets for packets larger than 1200 bytes

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This commit is contained in:
Marten Seemann
2020-10-08 12:51:51 +07:00
parent fb22bb38ea
commit 0615d92ede
3 changed files with 35 additions and 1 deletions
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4
internal/protocol/protocol.go
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@@ -64,6 +64,10 @@ const MaxReceivePacketSize ByteCount = 1452
// MinInitialPacketSize is the minimum size an Initial packet is required to have.
const MinInitialPacketSize = 1200
// MinUnknownVersionPacketSize is the minimum size a packet with an unknown version
// needs to have in order to trigger a Version Negotiation packet.
const MinUnknownVersionPacketSize = MinInitialPacketSize
// MinStatelessResetSize is the minimum size of a stateless reset packet that we send
const MinStatelessResetSize = 1 /* first byte */ + 20 /* max. conn ID length */ + 4 /* max. packet number length */ + 1 /* min. payload length */ + 16 /* token */