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nfqws: fix quicv2 recognition

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bol-van
2026-02-19 10:04:49 +03:00
parent 5ef01d14a9
commit 53eba046ce
1 changed files with 2 additions and 4 deletions
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6
nfq/protocol.c
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@@ -962,14 +962,12 @@ bool IsQUICInitial(const uint8_t *data, size_t len)
{
// too small packets are not likely to be initials
// long header, fixed bit
if (len < 128 || (data[0] & 0xF0)!=0xC0) return false;
if (len < 128) return false;
uint32_t ver = QUICExtractVersion(data,len);
if (QUICDraftVersion(ver) < 11) return false;
// quic v1 : initial packets are 00b
// quic v2 : initial packets are 01b
if ((data[0] & 0x30) != (is_quic_v2(ver) ? 0x10 : 0x00)) return false;
if ((data[0] & 0xF0) != (is_quic_v2(ver) ? 0xD0 : 0xC0)) return false;
uint64_t offset=5, sz, sz2;