fix application bug
This commit is contained in:
15
vendor/github.com/lucas-clemente/quic-go/internal/wire/version_negotiation.go
generated
vendored
15
vendor/github.com/lucas-clemente/quic-go/internal/wire/version_negotiation.go
generated
vendored
@@ -8,25 +8,14 @@ import (
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"github.com/lucas-clemente/quic-go/internal/utils"
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)
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// ComposeGQUICVersionNegotiation composes a Version Negotiation Packet for gQUIC
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func ComposeGQUICVersionNegotiation(connID protocol.ConnectionID, versions []protocol.VersionNumber) []byte {
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buf := bytes.NewBuffer(make([]byte, 0, 1+8+len(versions)*4))
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buf.Write([]byte{0x1 | 0x8}) // type byte
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buf.Write(connID)
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for _, v := range versions {
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utils.BigEndian.WriteUint32(buf, uint32(v))
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}
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return buf.Bytes()
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}
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// ComposeVersionNegotiation composes a Version Negotiation according to the IETF draft
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// ComposeVersionNegotiation composes a Version Negotiation
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func ComposeVersionNegotiation(destConnID, srcConnID protocol.ConnectionID, versions []protocol.VersionNumber) ([]byte, error) {
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greasedVersions := protocol.GetGreasedVersions(versions)
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expectedLen := 1 /* type byte */ + 4 /* version field */ + 1 /* connection ID length field */ + destConnID.Len() + srcConnID.Len() + len(greasedVersions)*4
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buf := bytes.NewBuffer(make([]byte, 0, expectedLen))
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r := make([]byte, 1)
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_, _ = rand.Read(r) // ignore the error here. It is not critical to have perfect random here.
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buf.WriteByte(r[0] | 0x80)
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buf.WriteByte(r[0] | 0xc0)
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utils.BigEndian.WriteUint32(buf, 0) // version 0
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connIDLen, err := encodeConnIDLen(destConnID, srcConnID)
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if err != nil {
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