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1 // Copyright (C) 2018-2019, Cloudflare, Inc.
2 // All rights reserved.
3 //
4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are
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7 //
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9 //       this list of conditions and the following disclaimer.
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26 
27 use std::fmt::Display;
28 use std::ops::Index;
29 use std::ops::IndexMut;
30 use std::ops::RangeInclusive;
31 use std::time;
32 
33 use ring::aead;
34 
35 use crate::Error;
36 use crate::Result;
37 
38 use crate::crypto;
39 use crate::rand;
40 use crate::ranges;
41 use crate::stream;
42 
43 const FORM_BIT: u8 = 0x80;
44 const FIXED_BIT: u8 = 0x40;
45 const KEY_PHASE_BIT: u8 = 0x04;
46 
47 const TYPE_MASK: u8 = 0x30;
48 const PKT_NUM_MASK: u8 = 0x03;
49 
50 pub const MAX_CID_LEN: u8 = 20;
51 
52 pub const MAX_PKT_NUM_LEN: usize = 4;
53 
54 const SAMPLE_LEN: usize = 16;
55 
56 #[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Debug)]
57 pub enum Epoch {
58     Initial     = 0,
59     Handshake   = 1,
60     Application = 2,
61 }
62 
63 static EPOCHS: [Epoch; 3] =
64     [Epoch::Initial, Epoch::Handshake, Epoch::Application];
65 
66 impl Epoch {
67     /// Returns an ordered slice containing the `Epoch`s that fit in the
68     /// provided `range`.
epochs(range: RangeInclusive<Epoch>) -> &'static [Epoch]69     pub fn epochs(range: RangeInclusive<Epoch>) -> &'static [Epoch] {
70         &EPOCHS[*range.start() as usize..=*range.end() as usize]
71     }
72 
count() -> usize73     pub const fn count() -> usize {
74         3
75     }
76 }
77 
78 impl Display for Epoch {
fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result79     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
80         write!(f, "{}", usize::from(*self))
81     }
82 }
83 
84 impl From<Epoch> for usize {
from(e: Epoch) -> Self85     fn from(e: Epoch) -> Self {
86         e as usize
87     }
88 }
89 
90 impl<T> Index<Epoch> for [T]
91 where
92     T: Sized,
93 {
94     type Output = T;
95 
index(&self, index: Epoch) -> &Self::Output96     fn index(&self, index: Epoch) -> &Self::Output {
97         self.index(usize::from(index))
98     }
99 }
100 
101 impl<T> IndexMut<Epoch> for [T]
102 where
103     T: Sized,
104 {
index_mut(&mut self, index: Epoch) -> &mut Self::Output105     fn index_mut(&mut self, index: Epoch) -> &mut Self::Output {
106         self.index_mut(usize::from(index))
107     }
108 }
109 
110 /// QUIC packet type.
111 #[derive(Clone, Copy, Debug, PartialEq, Eq)]
112 pub enum Type {
113     /// Initial packet.
114     Initial,
115 
116     /// Retry packet.
117     Retry,
118 
119     /// Handshake packet.
120     Handshake,
121 
122     /// 0-RTT packet.
123     ZeroRTT,
124 
125     /// Version negotiation packet.
126     VersionNegotiation,
127 
128     /// 1-RTT short header packet.
129     Short,
130 }
131 
132 impl Type {
from_epoch(e: Epoch) -> Type133     pub(crate) fn from_epoch(e: Epoch) -> Type {
134         match e {
135             Epoch::Initial => Type::Initial,
136 
137             Epoch::Handshake => Type::Handshake,
138 
139             Epoch::Application => Type::Short,
140         }
141     }
142 
to_epoch(self) -> Result<Epoch>143     pub(crate) fn to_epoch(self) -> Result<Epoch> {
144         match self {
145             Type::Initial => Ok(Epoch::Initial),
146 
147             Type::ZeroRTT => Ok(Epoch::Application),
148 
149             Type::Handshake => Ok(Epoch::Handshake),
150 
151             Type::Short => Ok(Epoch::Application),
152 
153             _ => Err(Error::InvalidPacket),
154         }
155     }
156 
157     #[cfg(feature = "qlog")]
to_qlog(self) -> qlog::events::quic::PacketType158     pub(crate) fn to_qlog(self) -> qlog::events::quic::PacketType {
159         match self {
160             Type::Initial => qlog::events::quic::PacketType::Initial,
161 
162             Type::Retry => qlog::events::quic::PacketType::Retry,
163 
164             Type::Handshake => qlog::events::quic::PacketType::Handshake,
165 
166             Type::ZeroRTT => qlog::events::quic::PacketType::ZeroRtt,
167 
168             Type::VersionNegotiation =>
169                 qlog::events::quic::PacketType::VersionNegotiation,
170 
171             Type::Short => qlog::events::quic::PacketType::OneRtt,
172         }
173     }
174 }
175 
176 /// A QUIC connection ID.
177 pub struct ConnectionId<'a>(ConnectionIdInner<'a>);
178 
179 enum ConnectionIdInner<'a> {
180     Vec(Vec<u8>),
181     Ref(&'a [u8]),
182 }
183 
184 impl<'a> ConnectionId<'a> {
185     /// Creates a new connection ID from the given vector.
186     #[inline]
from_vec(cid: Vec<u8>) -> Self187     pub const fn from_vec(cid: Vec<u8>) -> Self {
188         Self(ConnectionIdInner::Vec(cid))
189     }
190 
191     /// Creates a new connection ID from the given slice.
192     #[inline]
from_ref(cid: &'a [u8]) -> Self193     pub const fn from_ref(cid: &'a [u8]) -> Self {
194         Self(ConnectionIdInner::Ref(cid))
195     }
196 
197     /// Returns a new owning connection ID from the given existing one.
198     #[inline]
into_owned(self) -> ConnectionId<'static>199     pub fn into_owned(self) -> ConnectionId<'static> {
200         ConnectionId::from_vec(self.into())
201     }
202 }
203 
204 impl<'a> Default for ConnectionId<'a> {
205     #[inline]
default() -> Self206     fn default() -> Self {
207         Self::from_vec(Vec::new())
208     }
209 }
210 
211 impl<'a> From<Vec<u8>> for ConnectionId<'a> {
212     #[inline]
from(v: Vec<u8>) -> Self213     fn from(v: Vec<u8>) -> Self {
214         Self::from_vec(v)
215     }
216 }
217 
218 impl<'a> From<ConnectionId<'a>> for Vec<u8> {
219     #[inline]
from(id: ConnectionId<'a>) -> Self220     fn from(id: ConnectionId<'a>) -> Self {
221         match id.0 {
222             ConnectionIdInner::Vec(cid) => cid,
223             ConnectionIdInner::Ref(cid) => cid.to_vec(),
224         }
225     }
226 }
227 
228 impl<'a> PartialEq for ConnectionId<'a> {
229     #[inline]
eq(&self, other: &Self) -> bool230     fn eq(&self, other: &Self) -> bool {
231         self.as_ref() == other.as_ref()
232     }
233 }
234 
235 impl<'a> Eq for ConnectionId<'a> {}
236 
237 impl<'a> AsRef<[u8]> for ConnectionId<'a> {
238     #[inline]
as_ref(&self) -> &[u8]239     fn as_ref(&self) -> &[u8] {
240         match &self.0 {
241             ConnectionIdInner::Vec(v) => v.as_ref(),
242             ConnectionIdInner::Ref(v) => v,
243         }
244     }
245 }
246 
247 impl<'a> std::hash::Hash for ConnectionId<'a> {
248     #[inline]
hash<H: std::hash::Hasher>(&self, state: &mut H)249     fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
250         self.as_ref().hash(state);
251     }
252 }
253 
254 impl<'a> std::ops::Deref for ConnectionId<'a> {
255     type Target = [u8];
256 
257     #[inline]
deref(&self) -> &[u8]258     fn deref(&self) -> &[u8] {
259         match &self.0 {
260             ConnectionIdInner::Vec(v) => v.as_ref(),
261             ConnectionIdInner::Ref(v) => v,
262         }
263     }
264 }
265 
266 impl<'a> Clone for ConnectionId<'a> {
267     #[inline]
clone(&self) -> Self268     fn clone(&self) -> Self {
269         Self::from_vec(self.as_ref().to_vec())
270     }
271 }
272 
273 impl<'a> std::fmt::Debug for ConnectionId<'a> {
274     #[inline]
fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result275     fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
276         for c in self.as_ref() {
277             write!(f, "{c:02x}")?;
278         }
279 
280         Ok(())
281     }
282 }
283 
284 /// A QUIC packet's header.
285 #[derive(Clone, PartialEq, Eq)]
286 pub struct Header<'a> {
287     /// The type of the packet.
288     pub ty: Type,
289 
290     /// The version of the packet.
291     pub version: u32,
292 
293     /// The destination connection ID of the packet.
294     pub dcid: ConnectionId<'a>,
295 
296     /// The source connection ID of the packet.
297     pub scid: ConnectionId<'a>,
298 
299     /// The packet number. It's only meaningful after the header protection is
300     /// removed.
301     pub(crate) pkt_num: u64,
302 
303     /// The length of the packet number. It's only meaningful after the header
304     /// protection is removed.
305     pub(crate) pkt_num_len: usize,
306 
307     /// The address verification token of the packet. Only present in `Initial`
308     /// and `Retry` packets.
309     pub token: Option<Vec<u8>>,
310 
311     /// The list of versions in the packet. Only present in
312     /// `VersionNegotiation` packets.
313     pub versions: Option<Vec<u32>>,
314 
315     /// The key phase bit of the packet. It's only meaningful after the header
316     /// protection is removed.
317     pub(crate) key_phase: bool,
318 }
319 
320 impl<'a> Header<'a> {
321     /// Parses a QUIC packet header from the given buffer.
322     ///
323     /// The `dcid_len` parameter is the length of the destination connection ID,
324     /// required to parse short header packets.
325     ///
326     /// ## Examples:
327     ///
328     /// ```no_run
329     /// # const LOCAL_CONN_ID_LEN: usize = 16;
330     /// # let mut buf = [0; 512];
331     /// # let mut out = [0; 512];
332     /// # let socket = std::net::UdpSocket::bind("127.0.0.1:0").unwrap();
333     /// let (len, src) = socket.recv_from(&mut buf).unwrap();
334     ///
335     /// let hdr = quiche::Header::from_slice(&mut buf[..len], LOCAL_CONN_ID_LEN)?;
336     /// # Ok::<(), quiche::Error>(())
337     /// ```
338     #[inline]
from_slice<'b>( buf: &'b mut [u8], dcid_len: usize, ) -> Result<Header<'a>>339     pub fn from_slice<'b>(
340         buf: &'b mut [u8], dcid_len: usize,
341     ) -> Result<Header<'a>> {
342         let mut b = octets::OctetsMut::with_slice(buf);
343         Header::from_bytes(&mut b, dcid_len)
344     }
345 
from_bytes<'b>( b: &'b mut octets::OctetsMut, dcid_len: usize, ) -> Result<Header<'a>>346     pub(crate) fn from_bytes<'b>(
347         b: &'b mut octets::OctetsMut, dcid_len: usize,
348     ) -> Result<Header<'a>> {
349         let first = b.get_u8()?;
350 
351         if !Header::is_long(first) {
352             // Decode short header.
353             let dcid = b.get_bytes(dcid_len)?;
354 
355             return Ok(Header {
356                 ty: Type::Short,
357                 version: 0,
358                 dcid: dcid.to_vec().into(),
359                 scid: ConnectionId::default(),
360                 pkt_num: 0,
361                 pkt_num_len: 0,
362                 token: None,
363                 versions: None,
364                 key_phase: false,
365             });
366         }
367 
368         // Decode long header.
369         let version = b.get_u32()?;
370 
371         let ty = if version == 0 {
372             Type::VersionNegotiation
373         } else {
374             match (first & TYPE_MASK) >> 4 {
375                 0x00 => Type::Initial,
376                 0x01 => Type::ZeroRTT,
377                 0x02 => Type::Handshake,
378                 0x03 => Type::Retry,
379                 _ => return Err(Error::InvalidPacket),
380             }
381         };
382 
383         let dcid_len = b.get_u8()?;
384         if crate::version_is_supported(version) && dcid_len > MAX_CID_LEN {
385             return Err(Error::InvalidPacket);
386         }
387         let dcid = b.get_bytes(dcid_len as usize)?.to_vec();
388 
389         let scid_len = b.get_u8()?;
390         if crate::version_is_supported(version) && scid_len > MAX_CID_LEN {
391             return Err(Error::InvalidPacket);
392         }
393         let scid = b.get_bytes(scid_len as usize)?.to_vec();
394 
395         // End of invariants.
396 
397         let mut token: Option<Vec<u8>> = None;
398         let mut versions: Option<Vec<u32>> = None;
399 
400         match ty {
401             Type::Initial => {
402                 token = Some(b.get_bytes_with_varint_length()?.to_vec());
403             },
404 
405             Type::Retry => {
406                 // Exclude the integrity tag from the token.
407                 if b.cap() < aead::AES_128_GCM.tag_len() {
408                     return Err(Error::InvalidPacket);
409                 }
410 
411                 let token_len = b.cap() - aead::AES_128_GCM.tag_len();
412                 token = Some(b.get_bytes(token_len)?.to_vec());
413             },
414 
415             Type::VersionNegotiation => {
416                 let mut list: Vec<u32> = Vec::new();
417 
418                 while b.cap() > 0 {
419                     let version = b.get_u32()?;
420                     list.push(version);
421                 }
422 
423                 versions = Some(list);
424             },
425 
426             _ => (),
427         };
428 
429         Ok(Header {
430             ty,
431             version,
432             dcid: dcid.into(),
433             scid: scid.into(),
434             pkt_num: 0,
435             pkt_num_len: 0,
436             token,
437             versions,
438             key_phase: false,
439         })
440     }
441 
to_bytes(&self, out: &mut octets::OctetsMut) -> Result<()>442     pub(crate) fn to_bytes(&self, out: &mut octets::OctetsMut) -> Result<()> {
443         let mut first = 0;
444 
445         // Encode pkt num length.
446         first |= self.pkt_num_len.saturating_sub(1) as u8;
447 
448         // Encode short header.
449         if self.ty == Type::Short {
450             // Unset form bit for short header.
451             first &= !FORM_BIT;
452 
453             // Set fixed bit.
454             first |= FIXED_BIT;
455 
456             // Set key phase bit.
457             if self.key_phase {
458                 first |= KEY_PHASE_BIT;
459             } else {
460                 first &= !KEY_PHASE_BIT;
461             }
462 
463             out.put_u8(first)?;
464             out.put_bytes(&self.dcid)?;
465 
466             return Ok(());
467         }
468 
469         // Encode long header.
470         let ty: u8 = match self.ty {
471             Type::Initial => 0x00,
472             Type::ZeroRTT => 0x01,
473             Type::Handshake => 0x02,
474             Type::Retry => 0x03,
475             _ => return Err(Error::InvalidPacket),
476         };
477 
478         first |= FORM_BIT | FIXED_BIT | (ty << 4);
479 
480         out.put_u8(first)?;
481 
482         out.put_u32(self.version)?;
483 
484         out.put_u8(self.dcid.len() as u8)?;
485         out.put_bytes(&self.dcid)?;
486 
487         out.put_u8(self.scid.len() as u8)?;
488         out.put_bytes(&self.scid)?;
489 
490         // Only Initial and Retry packets have a token.
491         match self.ty {
492             Type::Initial => {
493                 match self.token {
494                     Some(ref v) => {
495                         out.put_varint(v.len() as u64)?;
496                         out.put_bytes(v)?;
497                     },
498 
499                     // No token, so length = 0.
500                     None => {
501                         out.put_varint(0)?;
502                     },
503                 }
504             },
505 
506             Type::Retry => {
507                 // Retry packets don't have a token length.
508                 out.put_bytes(self.token.as_ref().unwrap())?;
509             },
510 
511             _ => (),
512         }
513 
514         Ok(())
515     }
516 
517     /// Returns true if the packet has a long header.
518     ///
519     /// The `b` parameter represents the first byte of the QUIC header.
is_long(b: u8) -> bool520     fn is_long(b: u8) -> bool {
521         b & FORM_BIT != 0
522     }
523 }
524 
525 impl<'a> std::fmt::Debug for Header<'a> {
fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result526     fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
527         write!(f, "{:?}", self.ty)?;
528 
529         if self.ty != Type::Short {
530             write!(f, " version={:x}", self.version)?;
531         }
532 
533         write!(f, " dcid={:?}", self.dcid)?;
534 
535         if self.ty != Type::Short {
536             write!(f, " scid={:?}", self.scid)?;
537         }
538 
539         if let Some(ref token) = self.token {
540             write!(f, " token=")?;
541             for b in token {
542                 write!(f, "{b:02x}")?;
543             }
544         }
545 
546         if let Some(ref versions) = self.versions {
547             write!(f, " versions={versions:x?}")?;
548         }
549 
550         if self.ty == Type::Short {
551             write!(f, " key_phase={}", self.key_phase)?;
552         }
553 
554         Ok(())
555     }
556 }
557 
pkt_num_len(pn: u64) -> Result<usize>558 pub fn pkt_num_len(pn: u64) -> Result<usize> {
559     let len = if pn < u64::from(u8::MAX) {
560         1
561     } else if pn < u64::from(u16::MAX) {
562         2
563     } else if pn < 16_777_215u64 {
564         3
565     } else if pn < u64::from(u32::MAX) {
566         4
567     } else {
568         return Err(Error::InvalidPacket);
569     };
570 
571     Ok(len)
572 }
573 
decrypt_hdr( b: &mut octets::OctetsMut, hdr: &mut Header, aead: &crypto::Open, ) -> Result<()>574 pub fn decrypt_hdr(
575     b: &mut octets::OctetsMut, hdr: &mut Header, aead: &crypto::Open,
576 ) -> Result<()> {
577     let mut first = {
578         let (first_buf, _) = b.split_at(1)?;
579         first_buf.as_ref()[0]
580     };
581 
582     let mut pn_and_sample = b.peek_bytes_mut(MAX_PKT_NUM_LEN + SAMPLE_LEN)?;
583 
584     let (mut ciphertext, sample) = pn_and_sample.split_at(MAX_PKT_NUM_LEN)?;
585 
586     let ciphertext = ciphertext.as_mut();
587 
588     let mask = aead.new_mask(sample.as_ref())?;
589 
590     if Header::is_long(first) {
591         first ^= mask[0] & 0x0f;
592     } else {
593         first ^= mask[0] & 0x1f;
594     }
595 
596     let pn_len = usize::from((first & PKT_NUM_MASK) + 1);
597 
598     let ciphertext = &mut ciphertext[..pn_len];
599 
600     for i in 0..pn_len {
601         ciphertext[i] ^= mask[i + 1];
602     }
603 
604     // Extract packet number corresponding to the decoded length.
605     let pn = match pn_len {
606         1 => u64::from(b.get_u8()?),
607 
608         2 => u64::from(b.get_u16()?),
609 
610         3 => u64::from(b.get_u24()?),
611 
612         4 => u64::from(b.get_u32()?),
613 
614         _ => return Err(Error::InvalidPacket),
615     };
616 
617     // Write decrypted first byte back into the input buffer.
618     let (mut first_buf, _) = b.split_at(1)?;
619     first_buf.as_mut()[0] = first;
620 
621     hdr.pkt_num = pn;
622     hdr.pkt_num_len = pn_len;
623 
624     if hdr.ty == Type::Short {
625         hdr.key_phase = (first & KEY_PHASE_BIT) != 0;
626     }
627 
628     Ok(())
629 }
630 
decode_pkt_num(largest_pn: u64, truncated_pn: u64, pn_len: usize) -> u64631 pub fn decode_pkt_num(largest_pn: u64, truncated_pn: u64, pn_len: usize) -> u64 {
632     let pn_nbits = pn_len * 8;
633     let expected_pn = largest_pn + 1;
634     let pn_win = 1 << pn_nbits;
635     let pn_hwin = pn_win / 2;
636     let pn_mask = pn_win - 1;
637     let candidate_pn = (expected_pn & !pn_mask) | truncated_pn;
638 
639     if candidate_pn + pn_hwin <= expected_pn && candidate_pn < (1 << 62) - pn_win
640     {
641         return candidate_pn + pn_win;
642     }
643 
644     if candidate_pn > expected_pn + pn_hwin && candidate_pn >= pn_win {
645         return candidate_pn - pn_win;
646     }
647 
648     candidate_pn
649 }
650 
decrypt_pkt<'a>( b: &'a mut octets::OctetsMut, pn: u64, pn_len: usize, payload_len: usize, aead: &crypto::Open, ) -> Result<octets::Octets<'a>>651 pub fn decrypt_pkt<'a>(
652     b: &'a mut octets::OctetsMut, pn: u64, pn_len: usize, payload_len: usize,
653     aead: &crypto::Open,
654 ) -> Result<octets::Octets<'a>> {
655     let payload_offset = b.off();
656 
657     let (header, mut payload) = b.split_at(payload_offset)?;
658 
659     let payload_len = payload_len
660         .checked_sub(pn_len)
661         .ok_or(Error::InvalidPacket)?;
662 
663     let mut ciphertext = payload.peek_bytes_mut(payload_len)?;
664 
665     let payload_len =
666         aead.open_with_u64_counter(pn, header.as_ref(), ciphertext.as_mut())?;
667 
668     Ok(b.get_bytes(payload_len)?)
669 }
670 
encrypt_hdr( b: &mut octets::OctetsMut, pn_len: usize, payload: &[u8], aead: &crypto::Seal, ) -> Result<()>671 pub fn encrypt_hdr(
672     b: &mut octets::OctetsMut, pn_len: usize, payload: &[u8], aead: &crypto::Seal,
673 ) -> Result<()> {
674     let sample = &payload
675         [MAX_PKT_NUM_LEN - pn_len..SAMPLE_LEN + (MAX_PKT_NUM_LEN - pn_len)];
676 
677     let mask = aead.new_mask(sample)?;
678 
679     let (mut first, mut rest) = b.split_at(1)?;
680 
681     let first = first.as_mut();
682 
683     if Header::is_long(first[0]) {
684         first[0] ^= mask[0] & 0x0f;
685     } else {
686         first[0] ^= mask[0] & 0x1f;
687     }
688 
689     let pn_buf = rest.slice_last(pn_len)?;
690     for i in 0..pn_len {
691         pn_buf[i] ^= mask[i + 1];
692     }
693 
694     Ok(())
695 }
696 
encrypt_pkt( b: &mut octets::OctetsMut, pn: u64, pn_len: usize, payload_len: usize, payload_offset: usize, extra_in: Option<&[u8]>, aead: &crypto::Seal, ) -> Result<usize>697 pub fn encrypt_pkt(
698     b: &mut octets::OctetsMut, pn: u64, pn_len: usize, payload_len: usize,
699     payload_offset: usize, extra_in: Option<&[u8]>, aead: &crypto::Seal,
700 ) -> Result<usize> {
701     let (mut header, mut payload) = b.split_at(payload_offset)?;
702 
703     let ciphertext_len = aead.seal_with_u64_counter(
704         pn,
705         header.as_ref(),
706         payload.as_mut(),
707         payload_len,
708         extra_in,
709     )?;
710 
711     encrypt_hdr(&mut header, pn_len, payload.as_ref(), aead)?;
712 
713     Ok(payload_offset + ciphertext_len)
714 }
715 
encode_pkt_num(pn: u64, b: &mut octets::OctetsMut) -> Result<()>716 pub fn encode_pkt_num(pn: u64, b: &mut octets::OctetsMut) -> Result<()> {
717     let len = pkt_num_len(pn)?;
718 
719     match len {
720         1 => b.put_u8(pn as u8)?,
721 
722         2 => b.put_u16(pn as u16)?,
723 
724         3 => b.put_u24(pn as u32)?,
725 
726         4 => b.put_u32(pn as u32)?,
727 
728         _ => return Err(Error::InvalidPacket),
729     };
730 
731     Ok(())
732 }
733 
negotiate_version( scid: &[u8], dcid: &[u8], out: &mut [u8], ) -> Result<usize>734 pub fn negotiate_version(
735     scid: &[u8], dcid: &[u8], out: &mut [u8],
736 ) -> Result<usize> {
737     let mut b = octets::OctetsMut::with_slice(out);
738 
739     let first = rand::rand_u8() | FORM_BIT;
740 
741     b.put_u8(first)?;
742     b.put_u32(0)?;
743 
744     b.put_u8(scid.len() as u8)?;
745     b.put_bytes(scid)?;
746     b.put_u8(dcid.len() as u8)?;
747     b.put_bytes(dcid)?;
748     b.put_u32(crate::PROTOCOL_VERSION_V1)?;
749     b.put_u32(crate::PROTOCOL_VERSION_DRAFT29)?;
750     b.put_u32(crate::PROTOCOL_VERSION_DRAFT28)?;
751     b.put_u32(crate::PROTOCOL_VERSION_DRAFT27)?;
752 
753     Ok(b.off())
754 }
755 
retry( scid: &[u8], dcid: &[u8], new_scid: &[u8], token: &[u8], version: u32, out: &mut [u8], ) -> Result<usize>756 pub fn retry(
757     scid: &[u8], dcid: &[u8], new_scid: &[u8], token: &[u8], version: u32,
758     out: &mut [u8],
759 ) -> Result<usize> {
760     let mut b = octets::OctetsMut::with_slice(out);
761 
762     if !crate::version_is_supported(version) {
763         return Err(Error::UnknownVersion);
764     }
765 
766     let hdr = Header {
767         ty: Type::Retry,
768         version,
769         dcid: ConnectionId::from_ref(scid),
770         scid: ConnectionId::from_ref(new_scid),
771         pkt_num: 0,
772         pkt_num_len: 0,
773         token: Some(token.to_vec()),
774         versions: None,
775         key_phase: false,
776     };
777 
778     hdr.to_bytes(&mut b)?;
779 
780     let tag = compute_retry_integrity_tag(&b, dcid, version)?;
781 
782     b.put_bytes(tag.as_ref())?;
783 
784     Ok(b.off())
785 }
786 
verify_retry_integrity( b: &octets::OctetsMut, odcid: &[u8], version: u32, ) -> Result<()>787 pub fn verify_retry_integrity(
788     b: &octets::OctetsMut, odcid: &[u8], version: u32,
789 ) -> Result<()> {
790     let tag = compute_retry_integrity_tag(b, odcid, version)?;
791 
792     ring::constant_time::verify_slices_are_equal(
793         &b.as_ref()[..aead::AES_128_GCM.tag_len()],
794         tag.as_ref(),
795     )
796     .map_err(|_| Error::CryptoFail)?;
797 
798     Ok(())
799 }
800 
compute_retry_integrity_tag( b: &octets::OctetsMut, odcid: &[u8], version: u32, ) -> Result<aead::Tag>801 fn compute_retry_integrity_tag(
802     b: &octets::OctetsMut, odcid: &[u8], version: u32,
803 ) -> Result<aead::Tag> {
804     const RETRY_INTEGRITY_KEY_V1: [u8; 16] = [
805         0xbe, 0x0c, 0x69, 0x0b, 0x9f, 0x66, 0x57, 0x5a, 0x1d, 0x76, 0x6b, 0x54,
806         0xe3, 0x68, 0xc8, 0x4e,
807     ];
808 
809     const RETRY_INTEGRITY_NONCE_V1: [u8; aead::NONCE_LEN] = [
810         0x46, 0x15, 0x99, 0xd3, 0x5d, 0x63, 0x2b, 0xf2, 0x23, 0x98, 0x25, 0xbb,
811     ];
812 
813     const RETRY_INTEGRITY_KEY_DRAFT29: [u8; 16] = [
814         0xcc, 0xce, 0x18, 0x7e, 0xd0, 0x9a, 0x09, 0xd0, 0x57, 0x28, 0x15, 0x5a,
815         0x6c, 0xb9, 0x6b, 0xe1,
816     ];
817 
818     const RETRY_INTEGRITY_NONCE_DRAFT29: [u8; aead::NONCE_LEN] = [
819         0xe5, 0x49, 0x30, 0xf9, 0x7f, 0x21, 0x36, 0xf0, 0x53, 0x0a, 0x8c, 0x1c,
820     ];
821 
822     const RETRY_INTEGRITY_KEY_DRAFT27: [u8; 16] = [
823         0x4d, 0x32, 0xec, 0xdb, 0x2a, 0x21, 0x33, 0xc8, 0x41, 0xe4, 0x04, 0x3d,
824         0xf2, 0x7d, 0x44, 0x30,
825     ];
826 
827     const RETRY_INTEGRITY_NONCE_DRAFT27: [u8; aead::NONCE_LEN] = [
828         0x4d, 0x16, 0x11, 0xd0, 0x55, 0x13, 0xa5, 0x52, 0xc5, 0x87, 0xd5, 0x75,
829     ];
830 
831     let (key, nonce) = match version {
832         crate::PROTOCOL_VERSION_DRAFT27 | crate::PROTOCOL_VERSION_DRAFT28 =>
833             (&RETRY_INTEGRITY_KEY_DRAFT27, RETRY_INTEGRITY_NONCE_DRAFT27),
834 
835         crate::PROTOCOL_VERSION_DRAFT29 =>
836             (&RETRY_INTEGRITY_KEY_DRAFT29, RETRY_INTEGRITY_NONCE_DRAFT29),
837 
838         _ => (&RETRY_INTEGRITY_KEY_V1, RETRY_INTEGRITY_NONCE_V1),
839     };
840 
841     let hdr_len = b.off();
842 
843     let mut pseudo = vec![0; 1 + odcid.len() + hdr_len];
844 
845     let mut pb = octets::OctetsMut::with_slice(&mut pseudo);
846 
847     pb.put_u8(odcid.len() as u8)?;
848     pb.put_bytes(odcid)?;
849     pb.put_bytes(&b.buf()[..hdr_len])?;
850 
851     let key = aead::LessSafeKey::new(
852         aead::UnboundKey::new(&aead::AES_128_GCM, key)
853             .map_err(|_| Error::CryptoFail)?,
854     );
855 
856     let nonce = aead::Nonce::assume_unique_for_key(nonce);
857 
858     let aad = aead::Aad::from(&pseudo);
859 
860     key.seal_in_place_separate_tag(nonce, aad, &mut [])
861         .map_err(|_| Error::CryptoFail)
862 }
863 
864 pub struct KeyUpdate {
865     /// 1-RTT key used prior to a key update.
866     pub crypto_open: crypto::Open,
867 
868     /// The packet number triggered the latest key-update.
869     ///
870     /// Incoming packets with lower pn should use this (prev) crypto key.
871     pub pn_on_update: u64,
872 
873     /// Whether ACK frame for key-update has been sent.
874     pub update_acked: bool,
875 
876     /// When the old key should be discarded.
877     pub timer: time::Instant,
878 }
879 
880 pub struct PktNumSpace {
881     pub largest_rx_pkt_num: u64,
882 
883     pub largest_rx_pkt_time: time::Instant,
884 
885     pub largest_rx_non_probing_pkt_num: u64,
886 
887     pub next_pkt_num: u64,
888 
889     pub recv_pkt_need_ack: ranges::RangeSet,
890 
891     pub recv_pkt_num: PktNumWindow,
892 
893     pub ack_elicited: bool,
894 
895     pub key_update: Option<KeyUpdate>,
896 
897     pub crypto_open: Option<crypto::Open>,
898     pub crypto_seal: Option<crypto::Seal>,
899 
900     pub crypto_0rtt_open: Option<crypto::Open>,
901     pub crypto_0rtt_seal: Option<crypto::Seal>,
902 
903     pub crypto_stream: stream::Stream,
904 }
905 
906 impl PktNumSpace {
new() -> PktNumSpace907     pub fn new() -> PktNumSpace {
908         PktNumSpace {
909             largest_rx_pkt_num: 0,
910 
911             largest_rx_pkt_time: time::Instant::now(),
912 
913             largest_rx_non_probing_pkt_num: 0,
914 
915             next_pkt_num: 0,
916 
917             recv_pkt_need_ack: ranges::RangeSet::new(crate::MAX_ACK_RANGES),
918 
919             recv_pkt_num: PktNumWindow::default(),
920 
921             ack_elicited: false,
922 
923             key_update: None,
924 
925             crypto_open: None,
926             crypto_seal: None,
927 
928             crypto_0rtt_open: None,
929             crypto_0rtt_seal: None,
930 
931             crypto_stream: stream::Stream::new(
932                 u64::MAX,
933                 u64::MAX,
934                 true,
935                 true,
936                 stream::MAX_STREAM_WINDOW,
937             ),
938         }
939     }
940 
clear(&mut self)941     pub fn clear(&mut self) {
942         self.crypto_stream = stream::Stream::new(
943             u64::MAX,
944             u64::MAX,
945             true,
946             true,
947             stream::MAX_STREAM_WINDOW,
948         );
949 
950         self.ack_elicited = false;
951     }
952 
crypto_overhead(&self) -> Option<usize>953     pub fn crypto_overhead(&self) -> Option<usize> {
954         Some(self.crypto_seal.as_ref()?.alg().tag_len())
955     }
956 
ready(&self) -> bool957     pub fn ready(&self) -> bool {
958         self.crypto_stream.is_flushable() || self.ack_elicited
959     }
960 
has_keys(&self) -> bool961     pub fn has_keys(&self) -> bool {
962         self.crypto_open.is_some() && self.crypto_seal.is_some()
963     }
964 }
965 
966 #[derive(Clone, Copy, Default)]
967 pub struct PktNumWindow {
968     lower: u64,
969     window: u128,
970 }
971 
972 impl PktNumWindow {
insert(&mut self, seq: u64)973     pub fn insert(&mut self, seq: u64) {
974         // Packet is on the left end of the window.
975         if seq < self.lower {
976             return;
977         }
978 
979         // Packet is on the right end of the window.
980         if seq > self.upper() {
981             let diff = seq - self.upper();
982             self.lower += diff;
983 
984             self.window = self.window.checked_shl(diff as u32).unwrap_or(0);
985         }
986 
987         let mask = 1_u128 << (self.upper() - seq);
988         self.window |= mask;
989     }
990 
contains(&mut self, seq: u64) -> bool991     pub fn contains(&mut self, seq: u64) -> bool {
992         // Packet is on the right end of the window.
993         if seq > self.upper() {
994             return false;
995         }
996 
997         // Packet is on the left end of the window.
998         if seq < self.lower {
999             return true;
1000         }
1001 
1002         let mask = 1_u128 << (self.upper() - seq);
1003         self.window & mask != 0
1004     }
1005 
upper(&self) -> u641006     fn upper(&self) -> u64 {
1007         self.lower
1008             .saturating_add(std::mem::size_of::<u128>() as u64 * 8) -
1009             1
1010     }
1011 }
1012 
1013 #[cfg(test)]
1014 mod tests {
1015     use super::*;
1016 
1017     use crate::crypto;
1018 
1019     #[test]
retry()1020     fn retry() {
1021         let hdr = Header {
1022             ty: Type::Retry,
1023             version: 0xafafafaf,
1024             dcid: vec![0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba]
1025                 .into(),
1026             scid: vec![0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb].into(),
1027             pkt_num: 0,
1028             pkt_num_len: 0,
1029             token: Some(vec![0xba; 24]),
1030             versions: None,
1031             key_phase: false,
1032         };
1033 
1034         let mut d = [0; 63];
1035 
1036         let mut b = octets::OctetsMut::with_slice(&mut d);
1037         assert!(hdr.to_bytes(&mut b).is_ok());
1038 
1039         // Add fake retry integrity token.
1040         b.put_bytes(&[0xba; 16]).unwrap();
1041 
1042         let mut b = octets::OctetsMut::with_slice(&mut d);
1043         assert_eq!(Header::from_bytes(&mut b, 9).unwrap(), hdr);
1044     }
1045 
1046     #[test]
initial()1047     fn initial() {
1048         let hdr = Header {
1049             ty: Type::Initial,
1050             version: 0xafafafaf,
1051             dcid: vec![0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba]
1052                 .into(),
1053             scid: vec![0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb].into(),
1054             pkt_num: 0,
1055             pkt_num_len: 0,
1056             token: Some(vec![0x05, 0x06, 0x07, 0x08]),
1057             versions: None,
1058             key_phase: false,
1059         };
1060 
1061         let mut d = [0; 50];
1062 
1063         let mut b = octets::OctetsMut::with_slice(&mut d);
1064         assert!(hdr.to_bytes(&mut b).is_ok());
1065 
1066         let mut b = octets::OctetsMut::with_slice(&mut d);
1067         assert_eq!(Header::from_bytes(&mut b, 9).unwrap(), hdr);
1068     }
1069 
1070     #[test]
initial_v1_dcid_too_long()1071     fn initial_v1_dcid_too_long() {
1072         let hdr = Header {
1073             ty: Type::Initial,
1074             version: crate::PROTOCOL_VERSION,
1075             dcid: vec![
1076                 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba,
1077                 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba,
1078             ]
1079             .into(),
1080             scid: vec![0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb].into(),
1081             pkt_num: 0,
1082             pkt_num_len: 0,
1083             token: Some(vec![0x05, 0x06, 0x07, 0x08]),
1084             versions: None,
1085             key_phase: false,
1086         };
1087 
1088         let mut d = [0; 50];
1089 
1090         let mut b = octets::OctetsMut::with_slice(&mut d);
1091         assert!(hdr.to_bytes(&mut b).is_ok());
1092 
1093         let mut b = octets::OctetsMut::with_slice(&mut d);
1094         assert_eq!(Header::from_bytes(&mut b, 21), Err(Error::InvalidPacket));
1095     }
1096 
1097     #[test]
initial_v1_scid_too_long()1098     fn initial_v1_scid_too_long() {
1099         let hdr = Header {
1100             ty: Type::Initial,
1101             version: crate::PROTOCOL_VERSION,
1102             dcid: vec![0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba]
1103                 .into(),
1104             scid: vec![
1105                 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb,
1106                 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb,
1107             ]
1108             .into(),
1109             pkt_num: 0,
1110             pkt_num_len: 0,
1111             token: Some(vec![0x05, 0x06, 0x07, 0x08]),
1112             versions: None,
1113             key_phase: false,
1114         };
1115 
1116         let mut d = [0; 50];
1117 
1118         let mut b = octets::OctetsMut::with_slice(&mut d);
1119         assert!(hdr.to_bytes(&mut b).is_ok());
1120 
1121         let mut b = octets::OctetsMut::with_slice(&mut d);
1122         assert_eq!(Header::from_bytes(&mut b, 9), Err(Error::InvalidPacket));
1123     }
1124 
1125     #[test]
initial_non_v1_scid_long()1126     fn initial_non_v1_scid_long() {
1127         let hdr = Header {
1128             ty: Type::Initial,
1129             version: 0xafafafaf,
1130             dcid: vec![0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba]
1131                 .into(),
1132             scid: vec![
1133                 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb,
1134                 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb,
1135             ]
1136             .into(),
1137             pkt_num: 0,
1138             pkt_num_len: 0,
1139             token: Some(vec![0x05, 0x06, 0x07, 0x08]),
1140             versions: None,
1141             key_phase: false,
1142         };
1143 
1144         let mut d = [0; 50];
1145 
1146         let mut b = octets::OctetsMut::with_slice(&mut d);
1147         assert!(hdr.to_bytes(&mut b).is_ok());
1148 
1149         let mut b = octets::OctetsMut::with_slice(&mut d);
1150         assert_eq!(Header::from_bytes(&mut b, 9).unwrap(), hdr);
1151     }
1152 
1153     #[test]
handshake()1154     fn handshake() {
1155         let hdr = Header {
1156             ty: Type::Handshake,
1157             version: 0xafafafaf,
1158             dcid: vec![0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba]
1159                 .into(),
1160             scid: vec![0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0xbb].into(),
1161             pkt_num: 0,
1162             pkt_num_len: 0,
1163             token: None,
1164             versions: None,
1165             key_phase: false,
1166         };
1167 
1168         let mut d = [0; 50];
1169 
1170         let mut b = octets::OctetsMut::with_slice(&mut d);
1171         assert!(hdr.to_bytes(&mut b).is_ok());
1172 
1173         let mut b = octets::OctetsMut::with_slice(&mut d);
1174         assert_eq!(Header::from_bytes(&mut b, 9).unwrap(), hdr);
1175     }
1176 
1177     #[test]
application()1178     fn application() {
1179         let hdr = Header {
1180             ty: Type::Short,
1181             version: 0,
1182             dcid: vec![0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba, 0xba]
1183                 .into(),
1184             scid: ConnectionId::default(),
1185             pkt_num: 0,
1186             pkt_num_len: 0,
1187             token: None,
1188             versions: None,
1189             key_phase: false,
1190         };
1191 
1192         let mut d = [0; 50];
1193 
1194         let mut b = octets::OctetsMut::with_slice(&mut d);
1195         assert!(hdr.to_bytes(&mut b).is_ok());
1196 
1197         let mut b = octets::OctetsMut::with_slice(&mut d);
1198         assert_eq!(Header::from_bytes(&mut b, 9).unwrap(), hdr);
1199     }
1200 
1201     #[test]
pkt_num_decode()1202     fn pkt_num_decode() {
1203         let pn = decode_pkt_num(0xa82f30ea, 0x9b32, 2);
1204         assert_eq!(pn, 0xa82f9b32);
1205     }
1206 
1207     #[test]
pkt_num_window()1208     fn pkt_num_window() {
1209         let mut win = PktNumWindow::default();
1210         assert_eq!(win.lower, 0);
1211         assert!(!win.contains(0));
1212         assert!(!win.contains(1));
1213 
1214         win.insert(0);
1215         assert_eq!(win.lower, 0);
1216         assert!(win.contains(0));
1217         assert!(!win.contains(1));
1218 
1219         win.insert(1);
1220         assert_eq!(win.lower, 0);
1221         assert!(win.contains(0));
1222         assert!(win.contains(1));
1223 
1224         win.insert(3);
1225         assert_eq!(win.lower, 0);
1226         assert!(win.contains(0));
1227         assert!(win.contains(1));
1228         assert!(!win.contains(2));
1229         assert!(win.contains(3));
1230 
1231         win.insert(10);
1232         assert_eq!(win.lower, 0);
1233         assert!(win.contains(0));
1234         assert!(win.contains(1));
1235         assert!(!win.contains(2));
1236         assert!(win.contains(3));
1237         assert!(!win.contains(4));
1238         assert!(!win.contains(5));
1239         assert!(!win.contains(6));
1240         assert!(!win.contains(7));
1241         assert!(!win.contains(8));
1242         assert!(!win.contains(9));
1243         assert!(win.contains(10));
1244 
1245         win.insert(132);
1246         assert_eq!(win.lower, 5);
1247         assert!(win.contains(0));
1248         assert!(win.contains(1));
1249         assert!(win.contains(2));
1250         assert!(win.contains(3));
1251         assert!(win.contains(4));
1252         assert!(!win.contains(5));
1253         assert!(!win.contains(6));
1254         assert!(!win.contains(7));
1255         assert!(!win.contains(8));
1256         assert!(!win.contains(9));
1257         assert!(win.contains(10));
1258         assert!(!win.contains(128));
1259         assert!(!win.contains(130));
1260         assert!(!win.contains(131));
1261         assert!(win.contains(132));
1262 
1263         win.insert(1024);
1264         assert_eq!(win.lower, 897);
1265         assert!(win.contains(0));
1266         assert!(win.contains(1));
1267         assert!(win.contains(2));
1268         assert!(win.contains(3));
1269         assert!(win.contains(4));
1270         assert!(win.contains(5));
1271         assert!(win.contains(6));
1272         assert!(win.contains(7));
1273         assert!(win.contains(8));
1274         assert!(win.contains(9));
1275         assert!(win.contains(10));
1276         assert!(win.contains(128));
1277         assert!(win.contains(130));
1278         assert!(win.contains(132));
1279         assert!(win.contains(896));
1280         assert!(!win.contains(897));
1281         assert!(!win.contains(1022));
1282         assert!(!win.contains(1023));
1283         assert!(win.contains(1024));
1284         assert!(!win.contains(1025));
1285         assert!(!win.contains(1026));
1286 
1287         win.insert(u64::MAX - 1);
1288         assert!(win.contains(0));
1289         assert!(win.contains(1));
1290         assert!(win.contains(2));
1291         assert!(win.contains(3));
1292         assert!(win.contains(4));
1293         assert!(win.contains(5));
1294         assert!(win.contains(6));
1295         assert!(win.contains(7));
1296         assert!(win.contains(8));
1297         assert!(win.contains(9));
1298         assert!(win.contains(10));
1299         assert!(win.contains(128));
1300         assert!(win.contains(130));
1301         assert!(win.contains(132));
1302         assert!(win.contains(896));
1303         assert!(win.contains(897));
1304         assert!(win.contains(1022));
1305         assert!(win.contains(1023));
1306         assert!(win.contains(1024));
1307         assert!(win.contains(1025));
1308         assert!(win.contains(1026));
1309         assert!(!win.contains(u64::MAX - 2));
1310         assert!(win.contains(u64::MAX - 1));
1311     }
1312 
assert_decrypt_initial_pkt( pkt: &mut [u8], dcid: &[u8], is_server: bool, expected_frames: &[u8], expected_pn: u64, expected_pn_len: usize, )1313     fn assert_decrypt_initial_pkt(
1314         pkt: &mut [u8], dcid: &[u8], is_server: bool, expected_frames: &[u8],
1315         expected_pn: u64, expected_pn_len: usize,
1316     ) {
1317         let mut b = octets::OctetsMut::with_slice(pkt);
1318 
1319         let mut hdr = Header::from_bytes(&mut b, 0).unwrap();
1320         assert_eq!(hdr.ty, Type::Initial);
1321 
1322         let payload_len = b.get_varint().unwrap() as usize;
1323 
1324         let (aead, _) =
1325             crypto::derive_initial_key_material(dcid, hdr.version, is_server)
1326                 .unwrap();
1327 
1328         decrypt_hdr(&mut b, &mut hdr, &aead).unwrap();
1329         assert_eq!(hdr.pkt_num_len, expected_pn_len);
1330 
1331         let pn = decode_pkt_num(0, hdr.pkt_num, hdr.pkt_num_len);
1332         assert_eq!(pn, expected_pn);
1333 
1334         let payload =
1335             decrypt_pkt(&mut b, pn, hdr.pkt_num_len, payload_len, &aead).unwrap();
1336 
1337         let payload = payload.as_ref();
1338         assert_eq!(&payload[..expected_frames.len()], expected_frames);
1339     }
1340 
1341     #[test]
decrypt_client_initial_v1()1342     fn decrypt_client_initial_v1() {
1343         let mut pkt = [
1344             0xc0, 0x00, 0x00, 0x00, 0x01, 0x08, 0x83, 0x94, 0xc8, 0xf0, 0x3e,
1345             0x51, 0x57, 0x08, 0x00, 0x00, 0x44, 0x9e, 0x7b, 0x9a, 0xec, 0x34,
1346             0xd1, 0xb1, 0xc9, 0x8d, 0xd7, 0x68, 0x9f, 0xb8, 0xec, 0x11, 0xd2,
1347             0x42, 0xb1, 0x23, 0xdc, 0x9b, 0xd8, 0xba, 0xb9, 0x36, 0xb4, 0x7d,
1348             0x92, 0xec, 0x35, 0x6c, 0x0b, 0xab, 0x7d, 0xf5, 0x97, 0x6d, 0x27,
1349             0xcd, 0x44, 0x9f, 0x63, 0x30, 0x00, 0x99, 0xf3, 0x99, 0x1c, 0x26,
1350             0x0e, 0xc4, 0xc6, 0x0d, 0x17, 0xb3, 0x1f, 0x84, 0x29, 0x15, 0x7b,
1351             0xb3, 0x5a, 0x12, 0x82, 0xa6, 0x43, 0xa8, 0xd2, 0x26, 0x2c, 0xad,
1352             0x67, 0x50, 0x0c, 0xad, 0xb8, 0xe7, 0x37, 0x8c, 0x8e, 0xb7, 0x53,
1353             0x9e, 0xc4, 0xd4, 0x90, 0x5f, 0xed, 0x1b, 0xee, 0x1f, 0xc8, 0xaa,
1354             0xfb, 0xa1, 0x7c, 0x75, 0x0e, 0x2c, 0x7a, 0xce, 0x01, 0xe6, 0x00,
1355             0x5f, 0x80, 0xfc, 0xb7, 0xdf, 0x62, 0x12, 0x30, 0xc8, 0x37, 0x11,
1356             0xb3, 0x93, 0x43, 0xfa, 0x02, 0x8c, 0xea, 0x7f, 0x7f, 0xb5, 0xff,
1357             0x89, 0xea, 0xc2, 0x30, 0x82, 0x49, 0xa0, 0x22, 0x52, 0x15, 0x5e,
1358             0x23, 0x47, 0xb6, 0x3d, 0x58, 0xc5, 0x45, 0x7a, 0xfd, 0x84, 0xd0,
1359             0x5d, 0xff, 0xfd, 0xb2, 0x03, 0x92, 0x84, 0x4a, 0xe8, 0x12, 0x15,
1360             0x46, 0x82, 0xe9, 0xcf, 0x01, 0x2f, 0x90, 0x21, 0xa6, 0xf0, 0xbe,
1361             0x17, 0xdd, 0xd0, 0xc2, 0x08, 0x4d, 0xce, 0x25, 0xff, 0x9b, 0x06,
1362             0xcd, 0xe5, 0x35, 0xd0, 0xf9, 0x20, 0xa2, 0xdb, 0x1b, 0xf3, 0x62,
1363             0xc2, 0x3e, 0x59, 0x6d, 0xee, 0x38, 0xf5, 0xa6, 0xcf, 0x39, 0x48,
1364             0x83, 0x8a, 0x3a, 0xec, 0x4e, 0x15, 0xda, 0xf8, 0x50, 0x0a, 0x6e,
1365             0xf6, 0x9e, 0xc4, 0xe3, 0xfe, 0xb6, 0xb1, 0xd9, 0x8e, 0x61, 0x0a,
1366             0xc8, 0xb7, 0xec, 0x3f, 0xaf, 0x6a, 0xd7, 0x60, 0xb7, 0xba, 0xd1,
1367             0xdb, 0x4b, 0xa3, 0x48, 0x5e, 0x8a, 0x94, 0xdc, 0x25, 0x0a, 0xe3,
1368             0xfd, 0xb4, 0x1e, 0xd1, 0x5f, 0xb6, 0xa8, 0xe5, 0xeb, 0xa0, 0xfc,
1369             0x3d, 0xd6, 0x0b, 0xc8, 0xe3, 0x0c, 0x5c, 0x42, 0x87, 0xe5, 0x38,
1370             0x05, 0xdb, 0x05, 0x9a, 0xe0, 0x64, 0x8d, 0xb2, 0xf6, 0x42, 0x64,
1371             0xed, 0x5e, 0x39, 0xbe, 0x2e, 0x20, 0xd8, 0x2d, 0xf5, 0x66, 0xda,
1372             0x8d, 0xd5, 0x99, 0x8c, 0xca, 0xbd, 0xae, 0x05, 0x30, 0x60, 0xae,
1373             0x6c, 0x7b, 0x43, 0x78, 0xe8, 0x46, 0xd2, 0x9f, 0x37, 0xed, 0x7b,
1374             0x4e, 0xa9, 0xec, 0x5d, 0x82, 0xe7, 0x96, 0x1b, 0x7f, 0x25, 0xa9,
1375             0x32, 0x38, 0x51, 0xf6, 0x81, 0xd5, 0x82, 0x36, 0x3a, 0xa5, 0xf8,
1376             0x99, 0x37, 0xf5, 0xa6, 0x72, 0x58, 0xbf, 0x63, 0xad, 0x6f, 0x1a,
1377             0x0b, 0x1d, 0x96, 0xdb, 0xd4, 0xfa, 0xdd, 0xfc, 0xef, 0xc5, 0x26,
1378             0x6b, 0xa6, 0x61, 0x17, 0x22, 0x39, 0x5c, 0x90, 0x65, 0x56, 0xbe,
1379             0x52, 0xaf, 0xe3, 0xf5, 0x65, 0x63, 0x6a, 0xd1, 0xb1, 0x7d, 0x50,
1380             0x8b, 0x73, 0xd8, 0x74, 0x3e, 0xeb, 0x52, 0x4b, 0xe2, 0x2b, 0x3d,
1381             0xcb, 0xc2, 0xc7, 0x46, 0x8d, 0x54, 0x11, 0x9c, 0x74, 0x68, 0x44,
1382             0x9a, 0x13, 0xd8, 0xe3, 0xb9, 0x58, 0x11, 0xa1, 0x98, 0xf3, 0x49,
1383             0x1d, 0xe3, 0xe7, 0xfe, 0x94, 0x2b, 0x33, 0x04, 0x07, 0xab, 0xf8,
1384             0x2a, 0x4e, 0xd7, 0xc1, 0xb3, 0x11, 0x66, 0x3a, 0xc6, 0x98, 0x90,
1385             0xf4, 0x15, 0x70, 0x15, 0x85, 0x3d, 0x91, 0xe9, 0x23, 0x03, 0x7c,
1386             0x22, 0x7a, 0x33, 0xcd, 0xd5, 0xec, 0x28, 0x1c, 0xa3, 0xf7, 0x9c,
1387             0x44, 0x54, 0x6b, 0x9d, 0x90, 0xca, 0x00, 0xf0, 0x64, 0xc9, 0x9e,
1388             0x3d, 0xd9, 0x79, 0x11, 0xd3, 0x9f, 0xe9, 0xc5, 0xd0, 0xb2, 0x3a,
1389             0x22, 0x9a, 0x23, 0x4c, 0xb3, 0x61, 0x86, 0xc4, 0x81, 0x9e, 0x8b,
1390             0x9c, 0x59, 0x27, 0x72, 0x66, 0x32, 0x29, 0x1d, 0x6a, 0x41, 0x82,
1391             0x11, 0xcc, 0x29, 0x62, 0xe2, 0x0f, 0xe4, 0x7f, 0xeb, 0x3e, 0xdf,
1392             0x33, 0x0f, 0x2c, 0x60, 0x3a, 0x9d, 0x48, 0xc0, 0xfc, 0xb5, 0x69,
1393             0x9d, 0xbf, 0xe5, 0x89, 0x64, 0x25, 0xc5, 0xba, 0xc4, 0xae, 0xe8,
1394             0x2e, 0x57, 0xa8, 0x5a, 0xaf, 0x4e, 0x25, 0x13, 0xe4, 0xf0, 0x57,
1395             0x96, 0xb0, 0x7b, 0xa2, 0xee, 0x47, 0xd8, 0x05, 0x06, 0xf8, 0xd2,
1396             0xc2, 0x5e, 0x50, 0xfd, 0x14, 0xde, 0x71, 0xe6, 0xc4, 0x18, 0x55,
1397             0x93, 0x02, 0xf9, 0x39, 0xb0, 0xe1, 0xab, 0xd5, 0x76, 0xf2, 0x79,
1398             0xc4, 0xb2, 0xe0, 0xfe, 0xb8, 0x5c, 0x1f, 0x28, 0xff, 0x18, 0xf5,
1399             0x88, 0x91, 0xff, 0xef, 0x13, 0x2e, 0xef, 0x2f, 0xa0, 0x93, 0x46,
1400             0xae, 0xe3, 0x3c, 0x28, 0xeb, 0x13, 0x0f, 0xf2, 0x8f, 0x5b, 0x76,
1401             0x69, 0x53, 0x33, 0x41, 0x13, 0x21, 0x19, 0x96, 0xd2, 0x00, 0x11,
1402             0xa1, 0x98, 0xe3, 0xfc, 0x43, 0x3f, 0x9f, 0x25, 0x41, 0x01, 0x0a,
1403             0xe1, 0x7c, 0x1b, 0xf2, 0x02, 0x58, 0x0f, 0x60, 0x47, 0x47, 0x2f,
1404             0xb3, 0x68, 0x57, 0xfe, 0x84, 0x3b, 0x19, 0xf5, 0x98, 0x40, 0x09,
1405             0xdd, 0xc3, 0x24, 0x04, 0x4e, 0x84, 0x7a, 0x4f, 0x4a, 0x0a, 0xb3,
1406             0x4f, 0x71, 0x95, 0x95, 0xde, 0x37, 0x25, 0x2d, 0x62, 0x35, 0x36,
1407             0x5e, 0x9b, 0x84, 0x39, 0x2b, 0x06, 0x10, 0x85, 0x34, 0x9d, 0x73,
1408             0x20, 0x3a, 0x4a, 0x13, 0xe9, 0x6f, 0x54, 0x32, 0xec, 0x0f, 0xd4,
1409             0xa1, 0xee, 0x65, 0xac, 0xcd, 0xd5, 0xe3, 0x90, 0x4d, 0xf5, 0x4c,
1410             0x1d, 0xa5, 0x10, 0xb0, 0xff, 0x20, 0xdc, 0xc0, 0xc7, 0x7f, 0xcb,
1411             0x2c, 0x0e, 0x0e, 0xb6, 0x05, 0xcb, 0x05, 0x04, 0xdb, 0x87, 0x63,
1412             0x2c, 0xf3, 0xd8, 0xb4, 0xda, 0xe6, 0xe7, 0x05, 0x76, 0x9d, 0x1d,
1413             0xe3, 0x54, 0x27, 0x01, 0x23, 0xcb, 0x11, 0x45, 0x0e, 0xfc, 0x60,
1414             0xac, 0x47, 0x68, 0x3d, 0x7b, 0x8d, 0x0f, 0x81, 0x13, 0x65, 0x56,
1415             0x5f, 0xd9, 0x8c, 0x4c, 0x8e, 0xb9, 0x36, 0xbc, 0xab, 0x8d, 0x06,
1416             0x9f, 0xc3, 0x3b, 0xd8, 0x01, 0xb0, 0x3a, 0xde, 0xa2, 0xe1, 0xfb,
1417             0xc5, 0xaa, 0x46, 0x3d, 0x08, 0xca, 0x19, 0x89, 0x6d, 0x2b, 0xf5,
1418             0x9a, 0x07, 0x1b, 0x85, 0x1e, 0x6c, 0x23, 0x90, 0x52, 0x17, 0x2f,
1419             0x29, 0x6b, 0xfb, 0x5e, 0x72, 0x40, 0x47, 0x90, 0xa2, 0x18, 0x10,
1420             0x14, 0xf3, 0xb9, 0x4a, 0x4e, 0x97, 0xd1, 0x17, 0xb4, 0x38, 0x13,
1421             0x03, 0x68, 0xcc, 0x39, 0xdb, 0xb2, 0xd1, 0x98, 0x06, 0x5a, 0xe3,
1422             0x98, 0x65, 0x47, 0x92, 0x6c, 0xd2, 0x16, 0x2f, 0x40, 0xa2, 0x9f,
1423             0x0c, 0x3c, 0x87, 0x45, 0xc0, 0xf5, 0x0f, 0xba, 0x38, 0x52, 0xe5,
1424             0x66, 0xd4, 0x45, 0x75, 0xc2, 0x9d, 0x39, 0xa0, 0x3f, 0x0c, 0xda,
1425             0x72, 0x19, 0x84, 0xb6, 0xf4, 0x40, 0x59, 0x1f, 0x35, 0x5e, 0x12,
1426             0xd4, 0x39, 0xff, 0x15, 0x0a, 0xab, 0x76, 0x13, 0x49, 0x9d, 0xbd,
1427             0x49, 0xad, 0xab, 0xc8, 0x67, 0x6e, 0xef, 0x02, 0x3b, 0x15, 0xb6,
1428             0x5b, 0xfc, 0x5c, 0xa0, 0x69, 0x48, 0x10, 0x9f, 0x23, 0xf3, 0x50,
1429             0xdb, 0x82, 0x12, 0x35, 0x35, 0xeb, 0x8a, 0x74, 0x33, 0xbd, 0xab,
1430             0xcb, 0x90, 0x92, 0x71, 0xa6, 0xec, 0xbc, 0xb5, 0x8b, 0x93, 0x6a,
1431             0x88, 0xcd, 0x4e, 0x8f, 0x2e, 0x6f, 0xf5, 0x80, 0x01, 0x75, 0xf1,
1432             0x13, 0x25, 0x3d, 0x8f, 0xa9, 0xca, 0x88, 0x85, 0xc2, 0xf5, 0x52,
1433             0xe6, 0x57, 0xdc, 0x60, 0x3f, 0x25, 0x2e, 0x1a, 0x8e, 0x30, 0x8f,
1434             0x76, 0xf0, 0xbe, 0x79, 0xe2, 0xfb, 0x8f, 0x5d, 0x5f, 0xbb, 0xe2,
1435             0xe3, 0x0e, 0xca, 0xdd, 0x22, 0x07, 0x23, 0xc8, 0xc0, 0xae, 0xa8,
1436             0x07, 0x8c, 0xdf, 0xcb, 0x38, 0x68, 0x26, 0x3f, 0xf8, 0xf0, 0x94,
1437             0x00, 0x54, 0xda, 0x48, 0x78, 0x18, 0x93, 0xa7, 0xe4, 0x9a, 0xd5,
1438             0xaf, 0xf4, 0xaf, 0x30, 0x0c, 0xd8, 0x04, 0xa6, 0xb6, 0x27, 0x9a,
1439             0xb3, 0xff, 0x3a, 0xfb, 0x64, 0x49, 0x1c, 0x85, 0x19, 0x4a, 0xab,
1440             0x76, 0x0d, 0x58, 0xa6, 0x06, 0x65, 0x4f, 0x9f, 0x44, 0x00, 0xe8,
1441             0xb3, 0x85, 0x91, 0x35, 0x6f, 0xbf, 0x64, 0x25, 0xac, 0xa2, 0x6d,
1442             0xc8, 0x52, 0x44, 0x25, 0x9f, 0xf2, 0xb1, 0x9c, 0x41, 0xb9, 0xf9,
1443             0x6f, 0x3c, 0xa9, 0xec, 0x1d, 0xde, 0x43, 0x4d, 0xa7, 0xd2, 0xd3,
1444             0x92, 0xb9, 0x05, 0xdd, 0xf3, 0xd1, 0xf9, 0xaf, 0x93, 0xd1, 0xaf,
1445             0x59, 0x50, 0xbd, 0x49, 0x3f, 0x5a, 0xa7, 0x31, 0xb4, 0x05, 0x6d,
1446             0xf3, 0x1b, 0xd2, 0x67, 0xb6, 0xb9, 0x0a, 0x07, 0x98, 0x31, 0xaa,
1447             0xf5, 0x79, 0xbe, 0x0a, 0x39, 0x01, 0x31, 0x37, 0xaa, 0xc6, 0xd4,
1448             0x04, 0xf5, 0x18, 0xcf, 0xd4, 0x68, 0x40, 0x64, 0x7e, 0x78, 0xbf,
1449             0xe7, 0x06, 0xca, 0x4c, 0xf5, 0xe9, 0xc5, 0x45, 0x3e, 0x9f, 0x7c,
1450             0xfd, 0x2b, 0x8b, 0x4c, 0x8d, 0x16, 0x9a, 0x44, 0xe5, 0x5c, 0x88,
1451             0xd4, 0xa9, 0xa7, 0xf9, 0x47, 0x42, 0x41, 0x10, 0x92, 0xab, 0xbd,
1452             0xf8, 0xb8, 0x89, 0xe5, 0xc1, 0x99, 0xd0, 0x96, 0xe3, 0xf2, 0x47,
1453             0x88,
1454         ];
1455 
1456         let dcid = [0x83, 0x94, 0xc8, 0xf0, 0x3e, 0x51, 0x57, 0x08];
1457 
1458         let frames = [
1459             0x06, 0x00, 0x40, 0xf1, 0x01, 0x00, 0x00, 0xed, 0x03, 0x03, 0xeb,
1460             0xf8, 0xfa, 0x56, 0xf1, 0x29, 0x39, 0xb9, 0x58, 0x4a, 0x38, 0x96,
1461             0x47, 0x2e, 0xc4, 0x0b, 0xb8, 0x63, 0xcf, 0xd3, 0xe8, 0x68, 0x04,
1462             0xfe, 0x3a, 0x47, 0xf0, 0x6a, 0x2b, 0x69, 0x48, 0x4c, 0x00, 0x00,
1463             0x04, 0x13, 0x01, 0x13, 0x02, 0x01, 0x00, 0x00, 0xc0, 0x00, 0x00,
1464             0x00, 0x10, 0x00, 0x0e, 0x00, 0x00, 0x0b, 0x65, 0x78, 0x61, 0x6d,
1465             0x70, 0x6c, 0x65, 0x2e, 0x63, 0x6f, 0x6d, 0xff, 0x01, 0x00, 0x01,
1466             0x00, 0x00, 0x0a, 0x00, 0x08, 0x00, 0x06, 0x00, 0x1d, 0x00, 0x17,
1467             0x00, 0x18, 0x00, 0x10, 0x00, 0x07, 0x00, 0x05, 0x04, 0x61, 0x6c,
1468             0x70, 0x6e, 0x00, 0x05, 0x00, 0x05, 0x01, 0x00, 0x00, 0x00, 0x00,
1469             0x00, 0x33, 0x00, 0x26, 0x00, 0x24, 0x00, 0x1d, 0x00, 0x20, 0x93,
1470             0x70, 0xb2, 0xc9, 0xca, 0xa4, 0x7f, 0xba, 0xba, 0xf4, 0x55, 0x9f,
1471             0xed, 0xba, 0x75, 0x3d, 0xe1, 0x71, 0xfa, 0x71, 0xf5, 0x0f, 0x1c,
1472             0xe1, 0x5d, 0x43, 0xe9, 0x94, 0xec, 0x74, 0xd7, 0x48, 0x00, 0x2b,
1473             0x00, 0x03, 0x02, 0x03, 0x04, 0x00, 0x0d, 0x00, 0x10, 0x00, 0x0e,
1474             0x04, 0x03, 0x05, 0x03, 0x06, 0x03, 0x02, 0x03, 0x08, 0x04, 0x08,
1475             0x05, 0x08, 0x06, 0x00, 0x2d, 0x00, 0x02, 0x01, 0x01, 0x00, 0x1c,
1476             0x00, 0x02, 0x40, 0x01, 0xff, 0xa5, 0x00, 0x32, 0x04, 0x08, 0xff,
1477             0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x05, 0x04, 0x80, 0x00,
1478             0xff, 0xff, 0x07, 0x04, 0x80, 0x00, 0xff, 0xff, 0x08, 0x01, 0x10,
1479             0x01, 0x04, 0x80, 0x00, 0x75, 0x30, 0x09, 0x01, 0x10, 0x0f, 0x08,
1480             0x83, 0x94, 0xc8, 0xf0, 0x3e, 0x51, 0x57, 0x08, 0x06, 0x04, 0x80,
1481             0x00, 0xff, 0xff,
1482         ];
1483 
1484         assert_decrypt_initial_pkt(&mut pkt, &dcid, true, &frames, 2, 4);
1485     }
1486 
1487     #[test]
decrypt_client_initial_draft29()1488     fn decrypt_client_initial_draft29() {
1489         let mut pkt = [
1490             0xc5, 0xff, 0x00, 0x00, 0x1d, 0x08, 0x83, 0x94, 0xc8, 0xf0, 0x3e,
1491             0x51, 0x57, 0x08, 0x00, 0x00, 0x44, 0x9e, 0x4a, 0x95, 0x24, 0x5b,
1492             0xfb, 0x66, 0xbc, 0x5f, 0x93, 0x03, 0x2b, 0x7d, 0xdd, 0x89, 0xfe,
1493             0x0f, 0xf1, 0x5d, 0x9c, 0x4f, 0x70, 0x50, 0xfc, 0xcd, 0xb7, 0x1c,
1494             0x1c, 0xd8, 0x05, 0x12, 0xd4, 0x43, 0x16, 0x43, 0xa5, 0x3a, 0xaf,
1495             0xa1, 0xb0, 0xb5, 0x18, 0xb4, 0x49, 0x68, 0xb1, 0x8b, 0x8d, 0x3e,
1496             0x7a, 0x4d, 0x04, 0xc3, 0x0b, 0x3e, 0xd9, 0x41, 0x03, 0x25, 0xb2,
1497             0xab, 0xb2, 0xda, 0xfb, 0x1c, 0x12, 0xf8, 0xb7, 0x04, 0x79, 0xeb,
1498             0x8d, 0xf9, 0x8a, 0xbc, 0xaf, 0x95, 0xdd, 0x8f, 0x3d, 0x1c, 0x78,
1499             0x66, 0x0f, 0xbc, 0x71, 0x9f, 0x88, 0xb2, 0x3c, 0x8a, 0xef, 0x67,
1500             0x71, 0xf3, 0xd5, 0x0e, 0x10, 0xfd, 0xfb, 0x4c, 0x9d, 0x92, 0x38,
1501             0x6d, 0x44, 0x48, 0x1b, 0x6c, 0x52, 0xd5, 0x9e, 0x55, 0x38, 0xd3,
1502             0xd3, 0x94, 0x2d, 0xe9, 0xf1, 0x3a, 0x7f, 0x8b, 0x70, 0x2d, 0xc3,
1503             0x17, 0x24, 0x18, 0x0d, 0xa9, 0xdf, 0x22, 0x71, 0x4d, 0x01, 0x00,
1504             0x3f, 0xc5, 0xe3, 0xd1, 0x65, 0xc9, 0x50, 0xe6, 0x30, 0xb8, 0x54,
1505             0x0f, 0xbd, 0x81, 0xc9, 0xdf, 0x0e, 0xe6, 0x3f, 0x94, 0x99, 0x70,
1506             0x26, 0xc4, 0xf2, 0xe1, 0x88, 0x7a, 0x2d, 0xef, 0x79, 0x05, 0x0a,
1507             0xc2, 0xd8, 0x6b, 0xa3, 0x18, 0xe0, 0xb3, 0xad, 0xc4, 0xc5, 0xaa,
1508             0x18, 0xbc, 0xf6, 0x3c, 0x7c, 0xf8, 0xe8, 0x5f, 0x56, 0x92, 0x49,
1509             0x81, 0x3a, 0x22, 0x36, 0xa7, 0xe7, 0x22, 0x69, 0x44, 0x7c, 0xd1,
1510             0xc7, 0x55, 0xe4, 0x51, 0xf5, 0xe7, 0x74, 0x70, 0xeb, 0x3d, 0xe6,
1511             0x4c, 0x88, 0x49, 0xd2, 0x92, 0x82, 0x06, 0x98, 0x02, 0x9c, 0xfa,
1512             0x18, 0xe5, 0xd6, 0x61, 0x76, 0xfe, 0x6e, 0x5b, 0xa4, 0xed, 0x18,
1513             0x02, 0x6f, 0x90, 0x90, 0x0a, 0x5b, 0x49, 0x80, 0xe2, 0xf5, 0x8e,
1514             0x39, 0x15, 0x1d, 0x5c, 0xd6, 0x85, 0xb1, 0x09, 0x29, 0x63, 0x6d,
1515             0x4f, 0x02, 0xe7, 0xfa, 0xd2, 0xa5, 0xa4, 0x58, 0x24, 0x9f, 0x5c,
1516             0x02, 0x98, 0xa6, 0xd5, 0x3a, 0xcb, 0xe4, 0x1a, 0x7f, 0xc8, 0x3f,
1517             0xa7, 0xcc, 0x01, 0x97, 0x3f, 0x7a, 0x74, 0xd1, 0x23, 0x7a, 0x51,
1518             0x97, 0x4e, 0x09, 0x76, 0x36, 0xb6, 0x20, 0x39, 0x97, 0xf9, 0x21,
1519             0xd0, 0x7b, 0xc1, 0x94, 0x0a, 0x6f, 0x2d, 0x0d, 0xe9, 0xf5, 0xa1,
1520             0x14, 0x32, 0x94, 0x61, 0x59, 0xed, 0x6c, 0xc2, 0x1d, 0xf6, 0x5c,
1521             0x4d, 0xdd, 0x11, 0x15, 0xf8, 0x64, 0x27, 0x25, 0x9a, 0x19, 0x6c,
1522             0x71, 0x48, 0xb2, 0x5b, 0x64, 0x78, 0xb0, 0xdc, 0x77, 0x66, 0xe1,
1523             0xc4, 0xd1, 0xb1, 0xf5, 0x15, 0x9f, 0x90, 0xea, 0xbc, 0x61, 0x63,
1524             0x62, 0x26, 0x24, 0x46, 0x42, 0xee, 0x14, 0x8b, 0x46, 0x4c, 0x9e,
1525             0x61, 0x9e, 0xe5, 0x0a, 0x5e, 0x3d, 0xdc, 0x83, 0x62, 0x27, 0xca,
1526             0xd9, 0x38, 0x98, 0x7c, 0x4e, 0xa3, 0xc1, 0xfa, 0x7c, 0x75, 0xbb,
1527             0xf8, 0x8d, 0x89, 0xe9, 0xad, 0xa6, 0x42, 0xb2, 0xb8, 0x8f, 0xe8,
1528             0x10, 0x7b, 0x7e, 0xa3, 0x75, 0xb1, 0xb6, 0x48, 0x89, 0xa4, 0xe9,
1529             0xe5, 0xc3, 0x8a, 0x1c, 0x89, 0x6c, 0xe2, 0x75, 0xa5, 0x65, 0x8d,
1530             0x25, 0x0e, 0x2d, 0x76, 0xe1, 0xed, 0x3a, 0x34, 0xce, 0x7e, 0x3a,
1531             0x3f, 0x38, 0x3d, 0x0c, 0x99, 0x6d, 0x0b, 0xed, 0x10, 0x6c, 0x28,
1532             0x99, 0xca, 0x6f, 0xc2, 0x63, 0xef, 0x04, 0x55, 0xe7, 0x4b, 0xb6,
1533             0xac, 0x16, 0x40, 0xea, 0x7b, 0xfe, 0xdc, 0x59, 0xf0, 0x3f, 0xee,
1534             0x0e, 0x17, 0x25, 0xea, 0x15, 0x0f, 0xf4, 0xd6, 0x9a, 0x76, 0x60,
1535             0xc5, 0x54, 0x21, 0x19, 0xc7, 0x1d, 0xe2, 0x70, 0xae, 0x7c, 0x3e,
1536             0xcf, 0xd1, 0xaf, 0x2c, 0x4c, 0xe5, 0x51, 0x98, 0x69, 0x49, 0xcc,
1537             0x34, 0xa6, 0x6b, 0x3e, 0x21, 0x6b, 0xfe, 0x18, 0xb3, 0x47, 0xe6,
1538             0xc0, 0x5f, 0xd0, 0x50, 0xf8, 0x59, 0x12, 0xdb, 0x30, 0x3a, 0x8f,
1539             0x05, 0x4e, 0xc2, 0x3e, 0x38, 0xf4, 0x4d, 0x1c, 0x72, 0x5a, 0xb6,
1540             0x41, 0xae, 0x92, 0x9f, 0xec, 0xc8, 0xe3, 0xce, 0xfa, 0x56, 0x19,
1541             0xdf, 0x42, 0x31, 0xf5, 0xb4, 0xc0, 0x09, 0xfa, 0x0c, 0x0b, 0xbc,
1542             0x60, 0xbc, 0x75, 0xf7, 0x6d, 0x06, 0xef, 0x15, 0x4f, 0xc8, 0x57,
1543             0x70, 0x77, 0xd9, 0xd6, 0xa1, 0xd2, 0xbd, 0x9b, 0xf0, 0x81, 0xdc,
1544             0x78, 0x3e, 0xce, 0x60, 0x11, 0x1b, 0xea, 0x7d, 0xa9, 0xe5, 0xa9,
1545             0x74, 0x80, 0x69, 0xd0, 0x78, 0xb2, 0xbe, 0xf4, 0x8d, 0xe0, 0x4c,
1546             0xab, 0xe3, 0x75, 0x5b, 0x19, 0x7d, 0x52, 0xb3, 0x20, 0x46, 0x94,
1547             0x9e, 0xca, 0xa3, 0x10, 0x27, 0x4b, 0x4a, 0xac, 0x0d, 0x00, 0x8b,
1548             0x19, 0x48, 0xc1, 0x08, 0x2c, 0xdf, 0xe2, 0x08, 0x3e, 0x38, 0x6d,
1549             0x4f, 0xd8, 0x4c, 0x0e, 0xd0, 0x66, 0x6d, 0x3e, 0xe2, 0x6c, 0x45,
1550             0x15, 0xc4, 0xfe, 0xe7, 0x34, 0x33, 0xac, 0x70, 0x3b, 0x69, 0x0a,
1551             0x9f, 0x7b, 0xf2, 0x78, 0xa7, 0x74, 0x86, 0xac, 0xe4, 0x4c, 0x48,
1552             0x9a, 0x0c, 0x7a, 0xc8, 0xdf, 0xe4, 0xd1, 0xa5, 0x8f, 0xb3, 0xa7,
1553             0x30, 0xb9, 0x93, 0xff, 0x0f, 0x0d, 0x61, 0xb4, 0xd8, 0x95, 0x57,
1554             0x83, 0x1e, 0xb4, 0xc7, 0x52, 0xff, 0xd3, 0x9c, 0x10, 0xf6, 0xb9,
1555             0xf4, 0x6d, 0x8d, 0xb2, 0x78, 0xda, 0x62, 0x4f, 0xd8, 0x00, 0xe4,
1556             0xaf, 0x85, 0x54, 0x8a, 0x29, 0x4c, 0x15, 0x18, 0x89, 0x3a, 0x87,
1557             0x78, 0xc4, 0xf6, 0xd6, 0xd7, 0x3c, 0x93, 0xdf, 0x20, 0x09, 0x60,
1558             0x10, 0x4e, 0x06, 0x2b, 0x38, 0x8e, 0xa9, 0x7d, 0xcf, 0x40, 0x16,
1559             0xbc, 0xed, 0x7f, 0x62, 0xb4, 0xf0, 0x62, 0xcb, 0x6c, 0x04, 0xc2,
1560             0x06, 0x93, 0xd9, 0xa0, 0xe3, 0xb7, 0x4b, 0xa8, 0xfe, 0x74, 0xcc,
1561             0x01, 0x23, 0x78, 0x84, 0xf4, 0x0d, 0x76, 0x5a, 0xe5, 0x6a, 0x51,
1562             0x68, 0x8d, 0x98, 0x5c, 0xf0, 0xce, 0xae, 0xf4, 0x30, 0x45, 0xed,
1563             0x8c, 0x3f, 0x0c, 0x33, 0xbc, 0xed, 0x08, 0x53, 0x7f, 0x68, 0x82,
1564             0x61, 0x3a, 0xcd, 0x3b, 0x08, 0xd6, 0x65, 0xfc, 0xe9, 0xdd, 0x8a,
1565             0xa7, 0x31, 0x71, 0xe2, 0xd3, 0x77, 0x1a, 0x61, 0xdb, 0xa2, 0x79,
1566             0x0e, 0x49, 0x1d, 0x41, 0x3d, 0x93, 0xd9, 0x87, 0xe2, 0x74, 0x5a,
1567             0xf2, 0x94, 0x18, 0xe4, 0x28, 0xbe, 0x34, 0x94, 0x14, 0x85, 0xc9,
1568             0x34, 0x47, 0x52, 0x0f, 0xfe, 0x23, 0x1d, 0xa2, 0x30, 0x4d, 0x6a,
1569             0x0f, 0xd5, 0xd0, 0x7d, 0x08, 0x37, 0x22, 0x02, 0x36, 0x96, 0x61,
1570             0x59, 0xbe, 0xf3, 0xcf, 0x90, 0x4d, 0x72, 0x23, 0x24, 0xdd, 0x85,
1571             0x25, 0x13, 0xdf, 0x39, 0xae, 0x03, 0x0d, 0x81, 0x73, 0x90, 0x8d,
1572             0xa6, 0x36, 0x47, 0x86, 0xd3, 0xc1, 0xbf, 0xcb, 0x19, 0xea, 0x77,
1573             0xa6, 0x3b, 0x25, 0xf1, 0xe7, 0xfc, 0x66, 0x1d, 0xef, 0x48, 0x0c,
1574             0x5d, 0x00, 0xd4, 0x44, 0x56, 0x26, 0x9e, 0xbd, 0x84, 0xef, 0xd8,
1575             0xe3, 0xa8, 0xb2, 0xc2, 0x57, 0xee, 0xc7, 0x60, 0x60, 0x68, 0x28,
1576             0x48, 0xcb, 0xf5, 0x19, 0x4b, 0xc9, 0x9e, 0x49, 0xee, 0x75, 0xe4,
1577             0xd0, 0xd2, 0x54, 0xba, 0xd4, 0xbf, 0xd7, 0x49, 0x70, 0xc3, 0x0e,
1578             0x44, 0xb6, 0x55, 0x11, 0xd4, 0xad, 0x0e, 0x6e, 0xc7, 0x39, 0x8e,
1579             0x08, 0xe0, 0x13, 0x07, 0xee, 0xee, 0xa1, 0x4e, 0x46, 0xcc, 0xd8,
1580             0x7c, 0xf3, 0x6b, 0x28, 0x52, 0x21, 0x25, 0x4d, 0x8f, 0xc6, 0xa6,
1581             0x76, 0x5c, 0x52, 0x4d, 0xed, 0x00, 0x85, 0xdc, 0xa5, 0xbd, 0x68,
1582             0x8d, 0xdf, 0x72, 0x2e, 0x2c, 0x0f, 0xaf, 0x9d, 0x0f, 0xb2, 0xce,
1583             0x7a, 0x0c, 0x3f, 0x2c, 0xee, 0x19, 0xca, 0x0f, 0xfb, 0xa4, 0x61,
1584             0xca, 0x8d, 0xc5, 0xd2, 0xc8, 0x17, 0x8b, 0x07, 0x62, 0xcf, 0x67,
1585             0x13, 0x55, 0x58, 0x49, 0x4d, 0x2a, 0x96, 0xf1, 0xa1, 0x39, 0xf0,
1586             0xed, 0xb4, 0x2d, 0x2a, 0xf8, 0x9a, 0x9c, 0x91, 0x22, 0xb0, 0x7a,
1587             0xcb, 0xc2, 0x9e, 0x5e, 0x72, 0x2d, 0xf8, 0x61, 0x5c, 0x34, 0x37,
1588             0x02, 0x49, 0x10, 0x98, 0x47, 0x8a, 0x38, 0x9c, 0x98, 0x72, 0xa1,
1589             0x0b, 0x0c, 0x98, 0x75, 0x12, 0x5e, 0x25, 0x7c, 0x7b, 0xfd, 0xf2,
1590             0x7e, 0xef, 0x40, 0x60, 0xbd, 0x3d, 0x00, 0xf4, 0xc1, 0x4f, 0xd3,
1591             0xe3, 0x49, 0x6c, 0x38, 0xd3, 0xc5, 0xd1, 0xa5, 0x66, 0x8c, 0x39,
1592             0x35, 0x0e, 0xff, 0xbc, 0x2d, 0x16, 0xca, 0x17, 0xbe, 0x4c, 0xe2,
1593             0x9f, 0x02, 0xed, 0x96, 0x95, 0x04, 0xdd, 0xa2, 0xa8, 0xc6, 0xb9,
1594             0xff, 0x91, 0x9e, 0x69, 0x3e, 0xe7, 0x9e, 0x09, 0x08, 0x93, 0x16,
1595             0xe7, 0xd1, 0xd8, 0x9e, 0xc0, 0x99, 0xdb, 0x3b, 0x2b, 0x26, 0x87,
1596             0x25, 0xd8, 0x88, 0x53, 0x6a, 0x4b, 0x8b, 0xf9, 0xae, 0xe8, 0xfb,
1597             0x43, 0xe8, 0x2a, 0x4d, 0x91, 0x9d, 0x48, 0x43, 0xb1, 0xca, 0x70,
1598             0xa2, 0xd8, 0xd3, 0xf7, 0x25, 0xea, 0xd1, 0x39, 0x13, 0x77, 0xdc,
1599             0xc0,
1600         ];
1601 
1602         let dcid = [0x83, 0x94, 0xc8, 0xf0, 0x3e, 0x51, 0x57, 0x08];
1603 
1604         let frames = [
1605             0x06, 0x00, 0x40, 0xc4, 0x01, 0x00, 0x00, 0xc0, 0x03, 0x03, 0x66,
1606             0x60, 0x26, 0x1f, 0xf9, 0x47, 0xce, 0xa4, 0x9c, 0xce, 0x6c, 0xfa,
1607             0xd6, 0x87, 0xf4, 0x57, 0xcf, 0x1b, 0x14, 0x53, 0x1b, 0xa1, 0x41,
1608             0x31, 0xa0, 0xe8, 0xf3, 0x09, 0xa1, 0xd0, 0xb9, 0xc4, 0x00, 0x00,
1609             0x06, 0x13, 0x01, 0x13, 0x03, 0x13, 0x02, 0x01, 0x00, 0x00, 0x91,
1610             0x00, 0x00, 0x00, 0x0b, 0x00, 0x09, 0x00, 0x00, 0x06, 0x73, 0x65,
1611             0x72, 0x76, 0x65, 0x72, 0xff, 0x01, 0x00, 0x01, 0x00, 0x00, 0x0a,
1612             0x00, 0x14, 0x00, 0x12, 0x00, 0x1d, 0x00, 0x17, 0x00, 0x18, 0x00,
1613             0x19, 0x01, 0x00, 0x01, 0x01, 0x01, 0x02, 0x01, 0x03, 0x01, 0x04,
1614             0x00, 0x23, 0x00, 0x00, 0x00, 0x33, 0x00, 0x26, 0x00, 0x24, 0x00,
1615             0x1d, 0x00, 0x20, 0x4c, 0xfd, 0xfc, 0xd1, 0x78, 0xb7, 0x84, 0xbf,
1616             0x32, 0x8c, 0xae, 0x79, 0x3b, 0x13, 0x6f, 0x2a, 0xed, 0xce, 0x00,
1617             0x5f, 0xf1, 0x83, 0xd7, 0xbb, 0x14, 0x95, 0x20, 0x72, 0x36, 0x64,
1618             0x70, 0x37, 0x00, 0x2b, 0x00, 0x03, 0x02, 0x03, 0x04, 0x00, 0x0d,
1619             0x00, 0x20, 0x00, 0x1e, 0x04, 0x03, 0x05, 0x03, 0x06, 0x03, 0x02,
1620             0x03, 0x08, 0x04, 0x08, 0x05, 0x08, 0x06, 0x04, 0x01, 0x05, 0x01,
1621             0x06, 0x01, 0x02, 0x01, 0x04, 0x02, 0x05, 0x02, 0x06, 0x02, 0x02,
1622             0x02, 0x00, 0x2d, 0x00, 0x02, 0x01, 0x01, 0x00, 0x1c, 0x00, 0x02,
1623             0x40, 0x01,
1624         ];
1625 
1626         assert_decrypt_initial_pkt(&mut pkt, &dcid, true, &frames, 2, 4);
1627     }
1628 
1629     #[test]
decrypt_client_initial_draft28()1630     fn decrypt_client_initial_draft28() {
1631         let mut pkt = [
1632             0xc0, 0xff, 0x00, 0x00, 0x1c, 0x08, 0x83, 0x94, 0xc8, 0xf0, 0x3e,
1633             0x51, 0x57, 0x08, 0x00, 0x00, 0x44, 0x9e, 0x3b, 0x34, 0x3a, 0xa8,
1634             0x53, 0x50, 0x64, 0xa4, 0x26, 0x8a, 0x0d, 0x9d, 0x7b, 0x1c, 0x9d,
1635             0x25, 0x0a, 0xe3, 0x55, 0x16, 0x22, 0x76, 0xe9, 0xb1, 0xe3, 0x01,
1636             0x1e, 0xf6, 0xbb, 0xc0, 0xab, 0x48, 0xad, 0x5b, 0xcc, 0x26, 0x81,
1637             0xe9, 0x53, 0x85, 0x7c, 0xa6, 0x2b, 0xec, 0xd7, 0x52, 0x4d, 0xaa,
1638             0xc4, 0x73, 0xe6, 0x8d, 0x74, 0x05, 0xfb, 0xba, 0x4e, 0x9e, 0xe6,
1639             0x16, 0xc8, 0x70, 0x38, 0xbd, 0xbe, 0x90, 0x8c, 0x06, 0xd9, 0x60,
1640             0x5d, 0x9a, 0xc4, 0x90, 0x30, 0x35, 0x9e, 0xec, 0xb1, 0xd0, 0x5a,
1641             0x14, 0xe1, 0x17, 0xdb, 0x8c, 0xed, 0xe2, 0xbb, 0x09, 0xd0, 0xdb,
1642             0xbf, 0xee, 0x27, 0x1c, 0xb3, 0x74, 0xd8, 0xf1, 0x0a, 0xbe, 0xc8,
1643             0x2d, 0x0f, 0x59, 0xa1, 0xde, 0xe2, 0x9f, 0xe9, 0x56, 0x38, 0xed,
1644             0x8d, 0xd4, 0x1d, 0xa0, 0x74, 0x87, 0x46, 0x87, 0x91, 0xb7, 0x19,
1645             0xc5, 0x5c, 0x46, 0x96, 0x8e, 0xb3, 0xb5, 0x46, 0x80, 0x03, 0x71,
1646             0x02, 0xa2, 0x8e, 0x53, 0xdc, 0x1d, 0x12, 0x90, 0x3d, 0xb0, 0xaf,
1647             0x58, 0x21, 0x79, 0x4b, 0x41, 0xc4, 0xa9, 0x33, 0x57, 0xfa, 0x59,
1648             0xce, 0x69, 0xcf, 0xe7, 0xf6, 0xbd, 0xfa, 0x62, 0x9e, 0xef, 0x78,
1649             0x61, 0x64, 0x47, 0xe1, 0xd6, 0x11, 0xc4, 0xba, 0xf7, 0x1b, 0xf3,
1650             0x3f, 0xeb, 0xcb, 0x03, 0x13, 0x7c, 0x2c, 0x75, 0xd2, 0x53, 0x17,
1651             0xd3, 0xe1, 0x3b, 0x68, 0x43, 0x70, 0xf6, 0x68, 0x41, 0x1c, 0x0f,
1652             0x00, 0x30, 0x4b, 0x50, 0x1c, 0x8f, 0xd4, 0x22, 0xbd, 0x9b, 0x9a,
1653             0xd8, 0x1d, 0x64, 0x3b, 0x20, 0xda, 0x89, 0xca, 0x05, 0x25, 0xd2,
1654             0x4d, 0x2b, 0x14, 0x20, 0x41, 0xca, 0xe0, 0xaf, 0x20, 0x50, 0x92,
1655             0xe4, 0x30, 0x08, 0x0c, 0xd8, 0x55, 0x9e, 0xa4, 0xc5, 0xc6, 0xe4,
1656             0xfa, 0x3f, 0x66, 0x08, 0x2b, 0x7d, 0x30, 0x3e, 0x52, 0xce, 0x01,
1657             0x62, 0xba, 0xa9, 0x58, 0x53, 0x2b, 0x0b, 0xbc, 0x2b, 0xc7, 0x85,
1658             0x68, 0x1f, 0xcf, 0x37, 0x48, 0x5d, 0xff, 0x65, 0x95, 0xe0, 0x1e,
1659             0x73, 0x9c, 0x8a, 0xc9, 0xef, 0xba, 0x31, 0xb9, 0x85, 0xd5, 0xf6,
1660             0x56, 0xcc, 0x09, 0x24, 0x32, 0xd7, 0x81, 0xdb, 0x95, 0x22, 0x17,
1661             0x24, 0x87, 0x64, 0x1c, 0x4d, 0x3a, 0xb8, 0xec, 0xe0, 0x1e, 0x39,
1662             0xbc, 0x85, 0xb1, 0x54, 0x36, 0x61, 0x47, 0x75, 0xa9, 0x8b, 0xa8,
1663             0xfa, 0x12, 0xd4, 0x6f, 0x9b, 0x35, 0xe2, 0xa5, 0x5e, 0xb7, 0x2d,
1664             0x7f, 0x85, 0x18, 0x1a, 0x36, 0x66, 0x63, 0x38, 0x7d, 0xdc, 0x20,
1665             0x55, 0x18, 0x07, 0xe0, 0x07, 0x67, 0x3b, 0xd7, 0xe2, 0x6b, 0xf9,
1666             0xb2, 0x9b, 0x5a, 0xb1, 0x0a, 0x1c, 0xa8, 0x7c, 0xbb, 0x7a, 0xd9,
1667             0x7e, 0x99, 0xeb, 0x66, 0x95, 0x9c, 0x2a, 0x9b, 0xc3, 0xcb, 0xde,
1668             0x47, 0x07, 0xff, 0x77, 0x20, 0xb1, 0x10, 0xfa, 0x95, 0x35, 0x46,
1669             0x74, 0xe3, 0x95, 0x81, 0x2e, 0x47, 0xa0, 0xae, 0x53, 0xb4, 0x64,
1670             0xdc, 0xb2, 0xd1, 0xf3, 0x45, 0xdf, 0x36, 0x0d, 0xc2, 0x27, 0x27,
1671             0x0c, 0x75, 0x06, 0x76, 0xf6, 0x72, 0x4e, 0xb4, 0x79, 0xf0, 0xd2,
1672             0xfb, 0xb6, 0x12, 0x44, 0x29, 0x99, 0x04, 0x57, 0xac, 0x6c, 0x91,
1673             0x67, 0xf4, 0x0a, 0xab, 0x73, 0x99, 0x98, 0xf3, 0x8b, 0x9e, 0xcc,
1674             0xb2, 0x4f, 0xd4, 0x7c, 0x84, 0x10, 0x13, 0x1b, 0xf6, 0x5a, 0x52,
1675             0xaf, 0x84, 0x12, 0x75, 0xd5, 0xb3, 0xd1, 0x88, 0x0b, 0x19, 0x7d,
1676             0xf2, 0xb5, 0xde, 0xa3, 0xe6, 0xde, 0x56, 0xeb, 0xce, 0x3f, 0xfb,
1677             0x6e, 0x92, 0x77, 0xa8, 0x20, 0x82, 0xf8, 0xd9, 0x67, 0x7a, 0x67,
1678             0x67, 0x08, 0x9b, 0x67, 0x1e, 0xbd, 0x24, 0x4c, 0x21, 0x4f, 0x0b,
1679             0xde, 0x95, 0xc2, 0xbe, 0xb0, 0x2c, 0xd1, 0x17, 0x2d, 0x58, 0xbd,
1680             0xf3, 0x9d, 0xce, 0x56, 0xff, 0x68, 0xeb, 0x35, 0xab, 0x39, 0xb4,
1681             0x9b, 0x4e, 0xac, 0x7c, 0x81, 0x5e, 0xa6, 0x04, 0x51, 0xd6, 0xe6,
1682             0xab, 0x82, 0x11, 0x91, 0x18, 0xdf, 0x02, 0xa5, 0x86, 0x84, 0x4a,
1683             0x9f, 0xfe, 0x16, 0x2b, 0xa0, 0x06, 0xd0, 0x66, 0x9e, 0xf5, 0x76,
1684             0x68, 0xca, 0xb3, 0x8b, 0x62, 0xf7, 0x1a, 0x25, 0x23, 0xa0, 0x84,
1685             0x85, 0x2c, 0xd1, 0xd0, 0x79, 0xb3, 0x65, 0x8d, 0xc2, 0xf3, 0xe8,
1686             0x79, 0x49, 0xb5, 0x50, 0xba, 0xb3, 0xe1, 0x77, 0xcf, 0xc4, 0x9e,
1687             0xd1, 0x90, 0xdf, 0xf0, 0x63, 0x0e, 0x43, 0x07, 0x7c, 0x30, 0xde,
1688             0x8f, 0x6a, 0xe0, 0x81, 0x53, 0x7f, 0x1e, 0x83, 0xda, 0x53, 0x7d,
1689             0xa9, 0x80, 0xaf, 0xa6, 0x68, 0xe7, 0xb7, 0xfb, 0x25, 0x30, 0x1c,
1690             0xf7, 0x41, 0x52, 0x4b, 0xe3, 0xc4, 0x98, 0x84, 0xb4, 0x28, 0x21,
1691             0xf1, 0x75, 0x52, 0xfb, 0xd1, 0x93, 0x1a, 0x81, 0x30, 0x17, 0xb6,
1692             0xb6, 0x59, 0x0a, 0x41, 0xea, 0x18, 0xb6, 0xba, 0x49, 0xcd, 0x48,
1693             0xa4, 0x40, 0xbd, 0x9a, 0x33, 0x46, 0xa7, 0x62, 0x3f, 0xb4, 0xba,
1694             0x34, 0xa3, 0xee, 0x57, 0x1e, 0x3c, 0x73, 0x1f, 0x35, 0xa7, 0xa3,
1695             0xcf, 0x25, 0xb5, 0x51, 0xa6, 0x80, 0xfa, 0x68, 0x76, 0x35, 0x07,
1696             0xb7, 0xfd, 0xe3, 0xaa, 0xf0, 0x23, 0xc5, 0x0b, 0x9d, 0x22, 0xda,
1697             0x68, 0x76, 0xba, 0x33, 0x7e, 0xb5, 0xe9, 0xdd, 0x9e, 0xc3, 0xda,
1698             0xf9, 0x70, 0x24, 0x2b, 0x6c, 0x5a, 0xab, 0x3a, 0xa4, 0xb2, 0x96,
1699             0xad, 0x8b, 0x9f, 0x68, 0x32, 0xf6, 0x86, 0xef, 0x70, 0xfa, 0x93,
1700             0x8b, 0x31, 0xb4, 0xe5, 0xdd, 0xd7, 0x36, 0x44, 0x42, 0xd3, 0xea,
1701             0x72, 0xe7, 0x3d, 0x66, 0x8f, 0xb0, 0x93, 0x77, 0x96, 0xf4, 0x62,
1702             0x92, 0x3a, 0x81, 0xa4, 0x7e, 0x1c, 0xee, 0x74, 0x26, 0xff, 0x6d,
1703             0x92, 0x21, 0x26, 0x9b, 0x5a, 0x62, 0xec, 0x03, 0xd6, 0xec, 0x94,
1704             0xd1, 0x26, 0x06, 0xcb, 0x48, 0x55, 0x60, 0xba, 0xb5, 0x74, 0x81,
1705             0x60, 0x09, 0xe9, 0x65, 0x04, 0x24, 0x93, 0x85, 0xbb, 0x61, 0xa8,
1706             0x19, 0xbe, 0x04, 0xf6, 0x2c, 0x20, 0x66, 0x21, 0x4d, 0x83, 0x60,
1707             0xa2, 0x02, 0x2b, 0xeb, 0x31, 0x62, 0x40, 0xb6, 0xc7, 0xd7, 0x8b,
1708             0xbe, 0x56, 0xc1, 0x30, 0x82, 0xe0, 0xca, 0x27, 0x26, 0x61, 0x21,
1709             0x0a, 0xbf, 0x02, 0x0b, 0xf3, 0xb5, 0x78, 0x3f, 0x14, 0x26, 0x43,
1710             0x6c, 0xf9, 0xff, 0x41, 0x84, 0x05, 0x93, 0xa5, 0xd0, 0x63, 0x8d,
1711             0x32, 0xfc, 0x51, 0xc5, 0xc6, 0x5f, 0xf2, 0x91, 0xa3, 0xa7, 0xa5,
1712             0x2f, 0xd6, 0x77, 0x5e, 0x62, 0x3a, 0x44, 0x39, 0xcc, 0x08, 0xdd,
1713             0x25, 0x58, 0x2f, 0xeb, 0xc9, 0x44, 0xef, 0x92, 0xd8, 0xdb, 0xd3,
1714             0x29, 0xc9, 0x1d, 0xe3, 0xe9, 0xc9, 0x58, 0x2e, 0x41, 0xf1, 0x7f,
1715             0x3d, 0x18, 0x6f, 0x10, 0x4a, 0xd3, 0xf9, 0x09, 0x95, 0x11, 0x6c,
1716             0x68, 0x2a, 0x2a, 0x14, 0xa3, 0xb4, 0xb1, 0xf5, 0x47, 0xc3, 0x35,
1717             0xf0, 0xbe, 0x71, 0x0f, 0xc9, 0xfc, 0x03, 0xe0, 0xe5, 0x87, 0xb8,
1718             0xcd, 0xa3, 0x1c, 0xe6, 0x5b, 0x96, 0x98, 0x78, 0xa4, 0xad, 0x42,
1719             0x83, 0xe6, 0xd5, 0xb0, 0x37, 0x3f, 0x43, 0xda, 0x86, 0xe9, 0xe0,
1720             0xff, 0xe1, 0xae, 0x0f, 0xdd, 0xd3, 0x51, 0x62, 0x55, 0xbd, 0x74,
1721             0x56, 0x6f, 0x36, 0xa3, 0x87, 0x03, 0xd5, 0xf3, 0x42, 0x49, 0xde,
1722             0xd1, 0xf6, 0x6b, 0x3d, 0x9b, 0x45, 0xb9, 0xaf, 0x2c, 0xcf, 0xef,
1723             0xe9, 0x84, 0xe1, 0x33, 0x76, 0xb1, 0xb2, 0xc6, 0x40, 0x4a, 0xa4,
1724             0x8c, 0x80, 0x26, 0x13, 0x23, 0x43, 0xda, 0x3f, 0x3a, 0x33, 0x65,
1725             0x9e, 0xc1, 0xb3, 0xe9, 0x50, 0x80, 0x54, 0x0b, 0x28, 0xb7, 0xf3,
1726             0xfc, 0xd3, 0x5f, 0xa5, 0xd8, 0x43, 0xb5, 0x79, 0xa8, 0x4c, 0x08,
1727             0x91, 0x21, 0xa6, 0x0d, 0x8c, 0x17, 0x54, 0x91, 0x5c, 0x34, 0x4e,
1728             0xea, 0xf4, 0x5a, 0x9b, 0xf2, 0x7d, 0xc0, 0xc1, 0xe7, 0x84, 0x16,
1729             0x16, 0x91, 0x22, 0x09, 0x13, 0x13, 0xeb, 0x0e, 0x87, 0x55, 0x5a,
1730             0xbd, 0x70, 0x66, 0x26, 0xe5, 0x57, 0xfc, 0x36, 0xa0, 0x4f, 0xcd,
1731             0x19, 0x1a, 0x58, 0x82, 0x91, 0x04, 0xd6, 0x07, 0x5c, 0x55, 0x94,
1732             0xf6, 0x27, 0xca, 0x50, 0x6b, 0xf1, 0x81, 0xda, 0xec, 0x94, 0x0f,
1733             0x4a, 0x4f, 0x3a, 0xf0, 0x07, 0x4e, 0xee, 0x89, 0xda, 0xac, 0xde,
1734             0x67, 0x58, 0x31, 0x26, 0x22, 0xd4, 0xfa, 0x67, 0x5b, 0x39, 0xf7,
1735             0x28, 0xe0, 0x62, 0xd2, 0xbe, 0xe6, 0x80, 0xd8, 0xf4, 0x1a, 0x59,
1736             0x7c, 0x26, 0x26, 0x48, 0xbb, 0x18, 0xbc, 0xfc, 0x13, 0xc8, 0xb3,
1737             0xd9, 0x7b, 0x1a, 0x77, 0xb2, 0xac, 0x3a, 0xf7, 0x45, 0xd6, 0x1a,
1738             0x34, 0xcc, 0x47, 0x09, 0x86, 0x5b, 0xac, 0x82, 0x4a, 0x94, 0xbb,
1739             0x19, 0x05, 0x80, 0x15, 0xe4, 0xe4, 0x2d, 0xea, 0x53, 0x88, 0xb9,
1740             0x11, 0xe7, 0x6d, 0x28, 0x56, 0xd6, 0x8c, 0xf6, 0xcf, 0x39, 0x41,
1741             0x85,
1742         ];
1743 
1744         let dcid = [0x83, 0x94, 0xc8, 0xf0, 0x3e, 0x51, 0x57, 0x08];
1745 
1746         let frames = [
1747             0x06, 0x00, 0x40, 0xc4, 0x01, 0x00, 0x00, 0xc0, 0x03, 0x03, 0x66,
1748             0x60, 0x26, 0x1f, 0xf9, 0x47, 0xce, 0xa4, 0x9c, 0xce, 0x6c, 0xfa,
1749             0xd6, 0x87, 0xf4, 0x57, 0xcf, 0x1b, 0x14, 0x53, 0x1b, 0xa1, 0x41,
1750             0x31, 0xa0, 0xe8, 0xf3, 0x09, 0xa1, 0xd0, 0xb9, 0xc4, 0x00, 0x00,
1751             0x06, 0x13, 0x01, 0x13, 0x03, 0x13, 0x02, 0x01, 0x00, 0x00, 0x91,
1752             0x00, 0x00, 0x00, 0x0b, 0x00, 0x09, 0x00, 0x00, 0x06, 0x73, 0x65,
1753             0x72, 0x76, 0x65, 0x72, 0xff, 0x01, 0x00, 0x01, 0x00, 0x00, 0x0a,
1754             0x00, 0x14, 0x00, 0x12, 0x00, 0x1d, 0x00, 0x17, 0x00, 0x18, 0x00,
1755             0x19, 0x01, 0x00, 0x01, 0x01, 0x01, 0x02, 0x01, 0x03, 0x01, 0x04,
1756             0x00, 0x23, 0x00, 0x00, 0x00, 0x33, 0x00, 0x26, 0x00, 0x24, 0x00,
1757             0x1d, 0x00, 0x20, 0x4c, 0xfd, 0xfc, 0xd1, 0x78, 0xb7, 0x84, 0xbf,
1758             0x32, 0x8c, 0xae, 0x79, 0x3b, 0x13, 0x6f, 0x2a, 0xed, 0xce, 0x00,
1759             0x5f, 0xf1, 0x83, 0xd7, 0xbb, 0x14, 0x95, 0x20, 0x72, 0x36, 0x64,
1760             0x70, 0x37, 0x00, 0x2b, 0x00, 0x03, 0x02, 0x03, 0x04, 0x00, 0x0d,
1761             0x00, 0x20, 0x00, 0x1e, 0x04, 0x03, 0x05, 0x03, 0x06, 0x03, 0x02,
1762             0x03, 0x08, 0x04, 0x08, 0x05, 0x08, 0x06, 0x04, 0x01, 0x05, 0x01,
1763             0x06, 0x01, 0x02, 0x01, 0x04, 0x02, 0x05, 0x02, 0x06, 0x02, 0x02,
1764             0x02, 0x00, 0x2d, 0x00, 0x02, 0x01, 0x01, 0x00, 0x1c, 0x00, 0x02,
1765             0x40, 0x01,
1766         ];
1767 
1768         assert_decrypt_initial_pkt(&mut pkt, &dcid, true, &frames, 2, 4);
1769     }
1770 
1771     #[test]
decrypt_server_initial_v1()1772     fn decrypt_server_initial_v1() {
1773         let mut pkt = [
1774             0xcf, 0x00, 0x00, 0x00, 0x01, 0x00, 0x08, 0xf0, 0x67, 0xa5, 0x50,
1775             0x2a, 0x42, 0x62, 0xb5, 0x00, 0x40, 0x75, 0xc0, 0xd9, 0x5a, 0x48,
1776             0x2c, 0xd0, 0x99, 0x1c, 0xd2, 0x5b, 0x0a, 0xac, 0x40, 0x6a, 0x58,
1777             0x16, 0xb6, 0x39, 0x41, 0x00, 0xf3, 0x7a, 0x1c, 0x69, 0x79, 0x75,
1778             0x54, 0x78, 0x0b, 0xb3, 0x8c, 0xc5, 0xa9, 0x9f, 0x5e, 0xde, 0x4c,
1779             0xf7, 0x3c, 0x3e, 0xc2, 0x49, 0x3a, 0x18, 0x39, 0xb3, 0xdb, 0xcb,
1780             0xa3, 0xf6, 0xea, 0x46, 0xc5, 0xb7, 0x68, 0x4d, 0xf3, 0x54, 0x8e,
1781             0x7d, 0xde, 0xb9, 0xc3, 0xbf, 0x9c, 0x73, 0xcc, 0x3f, 0x3b, 0xde,
1782             0xd7, 0x4b, 0x56, 0x2b, 0xfb, 0x19, 0xfb, 0x84, 0x02, 0x2f, 0x8e,
1783             0xf4, 0xcd, 0xd9, 0x37, 0x95, 0xd7, 0x7d, 0x06, 0xed, 0xbb, 0x7a,
1784             0xaf, 0x2f, 0x58, 0x89, 0x18, 0x50, 0xab, 0xbd, 0xca, 0x3d, 0x20,
1785             0x39, 0x8c, 0x27, 0x64, 0x56, 0xcb, 0xc4, 0x21, 0x58, 0x40, 0x7d,
1786             0xd0, 0x74, 0xee,
1787         ];
1788 
1789         let dcid = [0x83, 0x94, 0xc8, 0xf0, 0x3e, 0x51, 0x57, 0x08];
1790 
1791         let frames = [
1792             0x02, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00, 0x40, 0x5a, 0x02, 0x00,
1793             0x00, 0x56, 0x03, 0x03, 0xee, 0xfc, 0xe7, 0xf7, 0xb3, 0x7b, 0xa1,
1794             0xd1, 0x63, 0x2e, 0x96, 0x67, 0x78, 0x25, 0xdd, 0xf7, 0x39, 0x88,
1795             0xcf, 0xc7, 0x98, 0x25, 0xdf, 0x56, 0x6d, 0xc5, 0x43, 0x0b, 0x9a,
1796             0x04, 0x5a, 0x12, 0x00, 0x13, 0x01, 0x00, 0x00, 0x2e, 0x00, 0x33,
1797             0x00, 0x24, 0x00, 0x1d, 0x00, 0x20, 0x9d, 0x3c, 0x94, 0x0d, 0x89,
1798             0x69, 0x0b, 0x84, 0xd0, 0x8a, 0x60, 0x99, 0x3c, 0x14, 0x4e, 0xca,
1799             0x68, 0x4d, 0x10, 0x81, 0x28, 0x7c, 0x83, 0x4d, 0x53, 0x11, 0xbc,
1800             0xf3, 0x2b, 0xb9, 0xda, 0x1a, 0x00, 0x2b, 0x00, 0x02, 0x03, 0x04,
1801         ];
1802 
1803         assert_decrypt_initial_pkt(&mut pkt, &dcid, false, &frames, 1, 2);
1804     }
1805 
1806     #[test]
decrypt_server_initial_draft29()1807     fn decrypt_server_initial_draft29() {
1808         let mut pkt = [
1809             0xca, 0xff, 0x00, 0x00, 0x1d, 0x00, 0x08, 0xf0, 0x67, 0xa5, 0x50,
1810             0x2a, 0x42, 0x62, 0xb5, 0x00, 0x40, 0x74, 0xaa, 0xf2, 0xf0, 0x07,
1811             0x82, 0x3a, 0x5d, 0x3a, 0x12, 0x07, 0xc8, 0x6e, 0xe4, 0x91, 0x32,
1812             0x82, 0x4f, 0x04, 0x65, 0x24, 0x3d, 0x08, 0x2d, 0x86, 0x8b, 0x10,
1813             0x7a, 0x38, 0x09, 0x2b, 0xc8, 0x05, 0x28, 0x66, 0x4c, 0xbf, 0x94,
1814             0x56, 0xeb, 0xf2, 0x76, 0x73, 0xfb, 0x5f, 0xa5, 0x06, 0x1a, 0xb5,
1815             0x73, 0xc9, 0xf0, 0x01, 0xb8, 0x1d, 0xa0, 0x28, 0xa0, 0x0d, 0x52,
1816             0xab, 0x00, 0xb1, 0x5b, 0xeb, 0xaa, 0x70, 0x64, 0x0e, 0x10, 0x6c,
1817             0xf2, 0xac, 0xd0, 0x43, 0xe9, 0xc6, 0xb4, 0x41, 0x1c, 0x0a, 0x79,
1818             0x63, 0x71, 0x34, 0xd8, 0x99, 0x37, 0x01, 0xfe, 0x77, 0x9e, 0x58,
1819             0xc2, 0xfe, 0x75, 0x3d, 0x14, 0xb0, 0x56, 0x40, 0x21, 0x56, 0x5e,
1820             0xa9, 0x2e, 0x57, 0xbc, 0x6f, 0xaf, 0x56, 0xdf, 0xc7, 0xa4, 0x08,
1821             0x70, 0xe6,
1822         ];
1823 
1824         let dcid = [0x83, 0x94, 0xc8, 0xf0, 0x3e, 0x51, 0x57, 0x08];
1825 
1826         let frames = [
1827             0x0d, 0x00, 0x00, 0x00, 0x00, 0x18, 0x41, 0x0a, 0x02, 0x00, 0x00,
1828             0x56, 0x03, 0x03, 0xee, 0xfc, 0xe7, 0xf7, 0xb3, 0x7b, 0xa1, 0xd1,
1829             0x63, 0x2e, 0x96, 0x67, 0x78, 0x25, 0xdd, 0xf7, 0x39, 0x88, 0xcf,
1830             0xc7, 0x98, 0x25, 0xdf, 0x56, 0x6d, 0xc5, 0x43, 0x0b, 0x9a, 0x04,
1831             0x5a, 0x12, 0x00, 0x13, 0x01, 0x00, 0x00, 0x2e, 0x00, 0x33, 0x00,
1832             0x24, 0x00, 0x1d, 0x00, 0x20, 0x9d, 0x3c, 0x94, 0x0d, 0x89, 0x69,
1833             0x0b, 0x84, 0xd0, 0x8a, 0x60, 0x99, 0x3c, 0x14, 0x4e, 0xca, 0x68,
1834             0x4d, 0x10, 0x81, 0x28, 0x7c, 0x83, 0x4d, 0x53, 0x11, 0xbc, 0xf3,
1835             0x2b, 0xb9, 0xda, 0x1a, 0x00, 0x2b, 0x00, 0x02, 0x03, 0x04,
1836         ];
1837 
1838         assert_decrypt_initial_pkt(&mut pkt, &dcid, false, &frames, 1, 2);
1839     }
1840 
1841     #[test]
decrypt_server_initial_draft28()1842     fn decrypt_server_initial_draft28() {
1843         let mut pkt = [
1844             0xc9, 0xff, 0x00, 0x00, 0x1c, 0x00, 0x08, 0xf0, 0x67, 0xa5, 0x50,
1845             0x2a, 0x42, 0x62, 0xb5, 0x00, 0x40, 0x74, 0x16, 0x8b, 0xf2, 0x2b,
1846             0x70, 0x02, 0x59, 0x6f, 0x99, 0xae, 0x67, 0xab, 0xf6, 0x5a, 0x58,
1847             0x52, 0xf5, 0x4f, 0x58, 0xc3, 0x7c, 0x80, 0x86, 0x82, 0xe2, 0xe4,
1848             0x04, 0x92, 0xd8, 0xa3, 0x89, 0x9f, 0xb0, 0x4f, 0xc0, 0xaf, 0xe9,
1849             0xaa, 0xbc, 0x87, 0x67, 0xb1, 0x8a, 0x0a, 0xa4, 0x93, 0x53, 0x74,
1850             0x26, 0x37, 0x3b, 0x48, 0xd5, 0x02, 0x21, 0x4d, 0xd8, 0x56, 0xd6,
1851             0x3b, 0x78, 0xce, 0xe3, 0x7b, 0xc6, 0x64, 0xb3, 0xfe, 0x86, 0xd4,
1852             0x87, 0xac, 0x7a, 0x77, 0xc5, 0x30, 0x38, 0xa3, 0xcd, 0x32, 0xf0,
1853             0xb5, 0x00, 0x4d, 0x9f, 0x57, 0x54, 0xc4, 0xf7, 0xf2, 0xd1, 0xf3,
1854             0x5c, 0xf3, 0xf7, 0x11, 0x63, 0x51, 0xc9, 0x2b, 0xda, 0x5b, 0x23,
1855             0xc8, 0x10, 0x34, 0xab, 0x74, 0xf5, 0x4c, 0xb1, 0xbd, 0x72, 0x95,
1856             0x12, 0x56,
1857         ];
1858 
1859         let dcid = [0x83, 0x94, 0xc8, 0xf0, 0x3e, 0x51, 0x57, 0x08];
1860 
1861         let frames = [
1862             0x0d, 0x00, 0x00, 0x00, 0x00, 0x18, 0x41, 0x0a, 0x02, 0x00, 0x00,
1863             0x56, 0x03, 0x03, 0xee, 0xfc, 0xe7, 0xf7, 0xb3, 0x7b, 0xa1, 0xd1,
1864             0x63, 0x2e, 0x96, 0x67, 0x78, 0x25, 0xdd, 0xf7, 0x39, 0x88, 0xcf,
1865             0xc7, 0x98, 0x25, 0xdf, 0x56, 0x6d, 0xc5, 0x43, 0x0b, 0x9a, 0x04,
1866             0x5a, 0x12, 0x00, 0x13, 0x01, 0x00, 0x00, 0x2e, 0x00, 0x33, 0x00,
1867             0x24, 0x00, 0x1d, 0x00, 0x20, 0x9d, 0x3c, 0x94, 0x0d, 0x89, 0x69,
1868             0x0b, 0x84, 0xd0, 0x8a, 0x60, 0x99, 0x3c, 0x14, 0x4e, 0xca, 0x68,
1869             0x4d, 0x10, 0x81, 0x28, 0x7c, 0x83, 0x4d, 0x53, 0x11, 0xbc, 0xf3,
1870             0x2b, 0xb9, 0xda, 0x1a, 0x00, 0x2b, 0x00, 0x02, 0x03, 0x04,
1871         ];
1872 
1873         assert_decrypt_initial_pkt(&mut pkt, &dcid, false, &frames, 1, 2);
1874     }
1875 
1876     #[test]
decrypt_chacha20()1877     fn decrypt_chacha20() {
1878         let secret = [
1879             0x9a, 0xc3, 0x12, 0xa7, 0xf8, 0x77, 0x46, 0x8e, 0xbe, 0x69, 0x42,
1880             0x27, 0x48, 0xad, 0x00, 0xa1, 0x54, 0x43, 0xf1, 0x82, 0x03, 0xa0,
1881             0x7d, 0x60, 0x60, 0xf6, 0x88, 0xf3, 0x0f, 0x21, 0x63, 0x2b,
1882         ];
1883 
1884         let mut pkt = [
1885             0x4c, 0xfe, 0x41, 0x89, 0x65, 0x5e, 0x5c, 0xd5, 0x5c, 0x41, 0xf6,
1886             0x90, 0x80, 0x57, 0x5d, 0x79, 0x99, 0xc2, 0x5a, 0x5b, 0xfb,
1887         ];
1888 
1889         let mut b = octets::OctetsMut::with_slice(&mut pkt);
1890 
1891         let alg = crypto::Algorithm::ChaCha20_Poly1305;
1892 
1893         let aead = crypto::Open::from_secret(alg, &secret).unwrap();
1894 
1895         let mut hdr = Header::from_bytes(&mut b, 0).unwrap();
1896         assert_eq!(hdr.ty, Type::Short);
1897 
1898         let payload_len = b.cap();
1899 
1900         decrypt_hdr(&mut b, &mut hdr, &aead).unwrap();
1901         assert_eq!(hdr.pkt_num_len, 3);
1902 
1903         let pn = decode_pkt_num(654_360_564, hdr.pkt_num, hdr.pkt_num_len);
1904         assert_eq!(pn, 654_360_564);
1905 
1906         let payload =
1907             decrypt_pkt(&mut b, pn, hdr.pkt_num_len, payload_len, &aead).unwrap();
1908 
1909         let payload = payload.as_ref();
1910         assert_eq!(&payload, &[0x01]);
1911     }
1912 
assert_encrypt_initial_pkt( header: &mut [u8], dcid: &[u8], frames: &[u8], pn: u64, pn_len: usize, is_server: bool, expected_pkt: &[u8], )1913     fn assert_encrypt_initial_pkt(
1914         header: &mut [u8], dcid: &[u8], frames: &[u8], pn: u64, pn_len: usize,
1915         is_server: bool, expected_pkt: &[u8],
1916     ) {
1917         let mut b = octets::OctetsMut::with_slice(header);
1918 
1919         let hdr = Header::from_bytes(&mut b, 0).unwrap();
1920         assert_eq!(hdr.ty, Type::Initial);
1921 
1922         let mut out = vec![0; expected_pkt.len()];
1923         let mut b = octets::OctetsMut::with_slice(&mut out);
1924 
1925         b.put_bytes(header).unwrap();
1926 
1927         let (_, aead) =
1928             crypto::derive_initial_key_material(dcid, hdr.version, is_server)
1929                 .unwrap();
1930 
1931         let payload_len = frames.len();
1932 
1933         let payload_offset = b.off();
1934 
1935         b.put_bytes(frames).unwrap();
1936 
1937         let written = encrypt_pkt(
1938             &mut b,
1939             pn,
1940             pn_len,
1941             payload_len,
1942             payload_offset,
1943             None,
1944             &aead,
1945         )
1946         .unwrap();
1947 
1948         assert_eq!(written, expected_pkt.len());
1949         assert_eq!(&out[..written], expected_pkt);
1950     }
1951 
1952     #[test]
encrypt_client_initial_v1()1953     fn encrypt_client_initial_v1() {
1954         let mut header = [
1955             0xc3, 0x00, 0x00, 0x00, 0x01, 0x08, 0x83, 0x94, 0xc8, 0xf0, 0x3e,
1956             0x51, 0x57, 0x08, 0x00, 0x00, 0x44, 0x9e, 0x00, 0x00, 0x00, 0x02,
1957         ];
1958 
1959         let dcid = [0x83, 0x94, 0xc8, 0xf0, 0x3e, 0x51, 0x57, 0x08];
1960 
1961         let frames = [
1962             0x06, 0x00, 0x40, 0xf1, 0x01, 0x00, 0x00, 0xed, 0x03, 0x03, 0xeb,
1963             0xf8, 0xfa, 0x56, 0xf1, 0x29, 0x39, 0xb9, 0x58, 0x4a, 0x38, 0x96,
1964             0x47, 0x2e, 0xc4, 0x0b, 0xb8, 0x63, 0xcf, 0xd3, 0xe8, 0x68, 0x04,
1965             0xfe, 0x3a, 0x47, 0xf0, 0x6a, 0x2b, 0x69, 0x48, 0x4c, 0x00, 0x00,
1966             0x04, 0x13, 0x01, 0x13, 0x02, 0x01, 0x00, 0x00, 0xc0, 0x00, 0x00,
1967             0x00, 0x10, 0x00, 0x0e, 0x00, 0x00, 0x0b, 0x65, 0x78, 0x61, 0x6d,
1968             0x70, 0x6c, 0x65, 0x2e, 0x63, 0x6f, 0x6d, 0xff, 0x01, 0x00, 0x01,
1969             0x00, 0x00, 0x0a, 0x00, 0x08, 0x00, 0x06, 0x00, 0x1d, 0x00, 0x17,
1970             0x00, 0x18, 0x00, 0x10, 0x00, 0x07, 0x00, 0x05, 0x04, 0x61, 0x6c,
1971             0x70, 0x6e, 0x00, 0x05, 0x00, 0x05, 0x01, 0x00, 0x00, 0x00, 0x00,
1972             0x00, 0x33, 0x00, 0x26, 0x00, 0x24, 0x00, 0x1d, 0x00, 0x20, 0x93,
1973             0x70, 0xb2, 0xc9, 0xca, 0xa4, 0x7f, 0xba, 0xba, 0xf4, 0x55, 0x9f,
1974             0xed, 0xba, 0x75, 0x3d, 0xe1, 0x71, 0xfa, 0x71, 0xf5, 0x0f, 0x1c,
1975             0xe1, 0x5d, 0x43, 0xe9, 0x94, 0xec, 0x74, 0xd7, 0x48, 0x00, 0x2b,
1976             0x00, 0x03, 0x02, 0x03, 0x04, 0x00, 0x0d, 0x00, 0x10, 0x00, 0x0e,
1977             0x04, 0x03, 0x05, 0x03, 0x06, 0x03, 0x02, 0x03, 0x08, 0x04, 0x08,
1978             0x05, 0x08, 0x06, 0x00, 0x2d, 0x00, 0x02, 0x01, 0x01, 0x00, 0x1c,
1979             0x00, 0x02, 0x40, 0x01, 0xff, 0xa5, 0x00, 0x32, 0x04, 0x08, 0xff,
1980             0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x05, 0x04, 0x80, 0x00,
1981             0xff, 0xff, 0x07, 0x04, 0x80, 0x00, 0xff, 0xff, 0x08, 0x01, 0x10,
1982             0x01, 0x04, 0x80, 0x00, 0x75, 0x30, 0x09, 0x01, 0x10, 0x0f, 0x08,
1983             0x83, 0x94, 0xc8, 0xf0, 0x3e, 0x51, 0x57, 0x08, 0x06, 0x04, 0x80,
1984             0x00, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1985             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1986             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1987             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1988             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1989             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1990             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1991             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1992             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1993             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1994             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1995             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1996             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1997             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1998             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1999             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2000             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2001             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2002             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2003             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2004             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2005             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2006             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2007             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2008             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2009             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2010             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2011             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2012             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2013             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2014             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2015             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2016             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2017             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2018             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2019             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2020             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2021             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2022             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2023             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2024             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2025             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2026             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2027             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2028             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2029             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2030             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2031             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2032             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2033             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2034             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2035             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2036             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2037             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2038             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2039             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2040             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2041             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2042             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2043             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2044             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2045             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2046             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2047             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2048             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2049             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2050             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2051             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2052             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2053             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2054             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2055             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2056             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2057             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2058             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2059             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2060             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2061             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2062             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2063             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2064             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2065             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2066             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2067             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2068         ];
2069 
2070         let pkt = [
2071             0xc0, 0x00, 0x00, 0x00, 0x01, 0x08, 0x83, 0x94, 0xc8, 0xf0, 0x3e,
2072             0x51, 0x57, 0x08, 0x00, 0x00, 0x44, 0x9e, 0x7b, 0x9a, 0xec, 0x34,
2073             0xd1, 0xb1, 0xc9, 0x8d, 0xd7, 0x68, 0x9f, 0xb8, 0xec, 0x11, 0xd2,
2074             0x42, 0xb1, 0x23, 0xdc, 0x9b, 0xd8, 0xba, 0xb9, 0x36, 0xb4, 0x7d,
2075             0x92, 0xec, 0x35, 0x6c, 0x0b, 0xab, 0x7d, 0xf5, 0x97, 0x6d, 0x27,
2076             0xcd, 0x44, 0x9f, 0x63, 0x30, 0x00, 0x99, 0xf3, 0x99, 0x1c, 0x26,
2077             0x0e, 0xc4, 0xc6, 0x0d, 0x17, 0xb3, 0x1f, 0x84, 0x29, 0x15, 0x7b,
2078             0xb3, 0x5a, 0x12, 0x82, 0xa6, 0x43, 0xa8, 0xd2, 0x26, 0x2c, 0xad,
2079             0x67, 0x50, 0x0c, 0xad, 0xb8, 0xe7, 0x37, 0x8c, 0x8e, 0xb7, 0x53,
2080             0x9e, 0xc4, 0xd4, 0x90, 0x5f, 0xed, 0x1b, 0xee, 0x1f, 0xc8, 0xaa,
2081             0xfb, 0xa1, 0x7c, 0x75, 0x0e, 0x2c, 0x7a, 0xce, 0x01, 0xe6, 0x00,
2082             0x5f, 0x80, 0xfc, 0xb7, 0xdf, 0x62, 0x12, 0x30, 0xc8, 0x37, 0x11,
2083             0xb3, 0x93, 0x43, 0xfa, 0x02, 0x8c, 0xea, 0x7f, 0x7f, 0xb5, 0xff,
2084             0x89, 0xea, 0xc2, 0x30, 0x82, 0x49, 0xa0, 0x22, 0x52, 0x15, 0x5e,
2085             0x23, 0x47, 0xb6, 0x3d, 0x58, 0xc5, 0x45, 0x7a, 0xfd, 0x84, 0xd0,
2086             0x5d, 0xff, 0xfd, 0xb2, 0x03, 0x92, 0x84, 0x4a, 0xe8, 0x12, 0x15,
2087             0x46, 0x82, 0xe9, 0xcf, 0x01, 0x2f, 0x90, 0x21, 0xa6, 0xf0, 0xbe,
2088             0x17, 0xdd, 0xd0, 0xc2, 0x08, 0x4d, 0xce, 0x25, 0xff, 0x9b, 0x06,
2089             0xcd, 0xe5, 0x35, 0xd0, 0xf9, 0x20, 0xa2, 0xdb, 0x1b, 0xf3, 0x62,
2090             0xc2, 0x3e, 0x59, 0x6d, 0xee, 0x38, 0xf5, 0xa6, 0xcf, 0x39, 0x48,
2091             0x83, 0x8a, 0x3a, 0xec, 0x4e, 0x15, 0xda, 0xf8, 0x50, 0x0a, 0x6e,
2092             0xf6, 0x9e, 0xc4, 0xe3, 0xfe, 0xb6, 0xb1, 0xd9, 0x8e, 0x61, 0x0a,
2093             0xc8, 0xb7, 0xec, 0x3f, 0xaf, 0x6a, 0xd7, 0x60, 0xb7, 0xba, 0xd1,
2094             0xdb, 0x4b, 0xa3, 0x48, 0x5e, 0x8a, 0x94, 0xdc, 0x25, 0x0a, 0xe3,
2095             0xfd, 0xb4, 0x1e, 0xd1, 0x5f, 0xb6, 0xa8, 0xe5, 0xeb, 0xa0, 0xfc,
2096             0x3d, 0xd6, 0x0b, 0xc8, 0xe3, 0x0c, 0x5c, 0x42, 0x87, 0xe5, 0x38,
2097             0x05, 0xdb, 0x05, 0x9a, 0xe0, 0x64, 0x8d, 0xb2, 0xf6, 0x42, 0x64,
2098             0xed, 0x5e, 0x39, 0xbe, 0x2e, 0x20, 0xd8, 0x2d, 0xf5, 0x66, 0xda,
2099             0x8d, 0xd5, 0x99, 0x8c, 0xca, 0xbd, 0xae, 0x05, 0x30, 0x60, 0xae,
2100             0x6c, 0x7b, 0x43, 0x78, 0xe8, 0x46, 0xd2, 0x9f, 0x37, 0xed, 0x7b,
2101             0x4e, 0xa9, 0xec, 0x5d, 0x82, 0xe7, 0x96, 0x1b, 0x7f, 0x25, 0xa9,
2102             0x32, 0x38, 0x51, 0xf6, 0x81, 0xd5, 0x82, 0x36, 0x3a, 0xa5, 0xf8,
2103             0x99, 0x37, 0xf5, 0xa6, 0x72, 0x58, 0xbf, 0x63, 0xad, 0x6f, 0x1a,
2104             0x0b, 0x1d, 0x96, 0xdb, 0xd4, 0xfa, 0xdd, 0xfc, 0xef, 0xc5, 0x26,
2105             0x6b, 0xa6, 0x61, 0x17, 0x22, 0x39, 0x5c, 0x90, 0x65, 0x56, 0xbe,
2106             0x52, 0xaf, 0xe3, 0xf5, 0x65, 0x63, 0x6a, 0xd1, 0xb1, 0x7d, 0x50,
2107             0x8b, 0x73, 0xd8, 0x74, 0x3e, 0xeb, 0x52, 0x4b, 0xe2, 0x2b, 0x3d,
2108             0xcb, 0xc2, 0xc7, 0x46, 0x8d, 0x54, 0x11, 0x9c, 0x74, 0x68, 0x44,
2109             0x9a, 0x13, 0xd8, 0xe3, 0xb9, 0x58, 0x11, 0xa1, 0x98, 0xf3, 0x49,
2110             0x1d, 0xe3, 0xe7, 0xfe, 0x94, 0x2b, 0x33, 0x04, 0x07, 0xab, 0xf8,
2111             0x2a, 0x4e, 0xd7, 0xc1, 0xb3, 0x11, 0x66, 0x3a, 0xc6, 0x98, 0x90,
2112             0xf4, 0x15, 0x70, 0x15, 0x85, 0x3d, 0x91, 0xe9, 0x23, 0x03, 0x7c,
2113             0x22, 0x7a, 0x33, 0xcd, 0xd5, 0xec, 0x28, 0x1c, 0xa3, 0xf7, 0x9c,
2114             0x44, 0x54, 0x6b, 0x9d, 0x90, 0xca, 0x00, 0xf0, 0x64, 0xc9, 0x9e,
2115             0x3d, 0xd9, 0x79, 0x11, 0xd3, 0x9f, 0xe9, 0xc5, 0xd0, 0xb2, 0x3a,
2116             0x22, 0x9a, 0x23, 0x4c, 0xb3, 0x61, 0x86, 0xc4, 0x81, 0x9e, 0x8b,
2117             0x9c, 0x59, 0x27, 0x72, 0x66, 0x32, 0x29, 0x1d, 0x6a, 0x41, 0x82,
2118             0x11, 0xcc, 0x29, 0x62, 0xe2, 0x0f, 0xe4, 0x7f, 0xeb, 0x3e, 0xdf,
2119             0x33, 0x0f, 0x2c, 0x60, 0x3a, 0x9d, 0x48, 0xc0, 0xfc, 0xb5, 0x69,
2120             0x9d, 0xbf, 0xe5, 0x89, 0x64, 0x25, 0xc5, 0xba, 0xc4, 0xae, 0xe8,
2121             0x2e, 0x57, 0xa8, 0x5a, 0xaf, 0x4e, 0x25, 0x13, 0xe4, 0xf0, 0x57,
2122             0x96, 0xb0, 0x7b, 0xa2, 0xee, 0x47, 0xd8, 0x05, 0x06, 0xf8, 0xd2,
2123             0xc2, 0x5e, 0x50, 0xfd, 0x14, 0xde, 0x71, 0xe6, 0xc4, 0x18, 0x55,
2124             0x93, 0x02, 0xf9, 0x39, 0xb0, 0xe1, 0xab, 0xd5, 0x76, 0xf2, 0x79,
2125             0xc4, 0xb2, 0xe0, 0xfe, 0xb8, 0x5c, 0x1f, 0x28, 0xff, 0x18, 0xf5,
2126             0x88, 0x91, 0xff, 0xef, 0x13, 0x2e, 0xef, 0x2f, 0xa0, 0x93, 0x46,
2127             0xae, 0xe3, 0x3c, 0x28, 0xeb, 0x13, 0x0f, 0xf2, 0x8f, 0x5b, 0x76,
2128             0x69, 0x53, 0x33, 0x41, 0x13, 0x21, 0x19, 0x96, 0xd2, 0x00, 0x11,
2129             0xa1, 0x98, 0xe3, 0xfc, 0x43, 0x3f, 0x9f, 0x25, 0x41, 0x01, 0x0a,
2130             0xe1, 0x7c, 0x1b, 0xf2, 0x02, 0x58, 0x0f, 0x60, 0x47, 0x47, 0x2f,
2131             0xb3, 0x68, 0x57, 0xfe, 0x84, 0x3b, 0x19, 0xf5, 0x98, 0x40, 0x09,
2132             0xdd, 0xc3, 0x24, 0x04, 0x4e, 0x84, 0x7a, 0x4f, 0x4a, 0x0a, 0xb3,
2133             0x4f, 0x71, 0x95, 0x95, 0xde, 0x37, 0x25, 0x2d, 0x62, 0x35, 0x36,
2134             0x5e, 0x9b, 0x84, 0x39, 0x2b, 0x06, 0x10, 0x85, 0x34, 0x9d, 0x73,
2135             0x20, 0x3a, 0x4a, 0x13, 0xe9, 0x6f, 0x54, 0x32, 0xec, 0x0f, 0xd4,
2136             0xa1, 0xee, 0x65, 0xac, 0xcd, 0xd5, 0xe3, 0x90, 0x4d, 0xf5, 0x4c,
2137             0x1d, 0xa5, 0x10, 0xb0, 0xff, 0x20, 0xdc, 0xc0, 0xc7, 0x7f, 0xcb,
2138             0x2c, 0x0e, 0x0e, 0xb6, 0x05, 0xcb, 0x05, 0x04, 0xdb, 0x87, 0x63,
2139             0x2c, 0xf3, 0xd8, 0xb4, 0xda, 0xe6, 0xe7, 0x05, 0x76, 0x9d, 0x1d,
2140             0xe3, 0x54, 0x27, 0x01, 0x23, 0xcb, 0x11, 0x45, 0x0e, 0xfc, 0x60,
2141             0xac, 0x47, 0x68, 0x3d, 0x7b, 0x8d, 0x0f, 0x81, 0x13, 0x65, 0x56,
2142             0x5f, 0xd9, 0x8c, 0x4c, 0x8e, 0xb9, 0x36, 0xbc, 0xab, 0x8d, 0x06,
2143             0x9f, 0xc3, 0x3b, 0xd8, 0x01, 0xb0, 0x3a, 0xde, 0xa2, 0xe1, 0xfb,
2144             0xc5, 0xaa, 0x46, 0x3d, 0x08, 0xca, 0x19, 0x89, 0x6d, 0x2b, 0xf5,
2145             0x9a, 0x07, 0x1b, 0x85, 0x1e, 0x6c, 0x23, 0x90, 0x52, 0x17, 0x2f,
2146             0x29, 0x6b, 0xfb, 0x5e, 0x72, 0x40, 0x47, 0x90, 0xa2, 0x18, 0x10,
2147             0x14, 0xf3, 0xb9, 0x4a, 0x4e, 0x97, 0xd1, 0x17, 0xb4, 0x38, 0x13,
2148             0x03, 0x68, 0xcc, 0x39, 0xdb, 0xb2, 0xd1, 0x98, 0x06, 0x5a, 0xe3,
2149             0x98, 0x65, 0x47, 0x92, 0x6c, 0xd2, 0x16, 0x2f, 0x40, 0xa2, 0x9f,
2150             0x0c, 0x3c, 0x87, 0x45, 0xc0, 0xf5, 0x0f, 0xba, 0x38, 0x52, 0xe5,
2151             0x66, 0xd4, 0x45, 0x75, 0xc2, 0x9d, 0x39, 0xa0, 0x3f, 0x0c, 0xda,
2152             0x72, 0x19, 0x84, 0xb6, 0xf4, 0x40, 0x59, 0x1f, 0x35, 0x5e, 0x12,
2153             0xd4, 0x39, 0xff, 0x15, 0x0a, 0xab, 0x76, 0x13, 0x49, 0x9d, 0xbd,
2154             0x49, 0xad, 0xab, 0xc8, 0x67, 0x6e, 0xef, 0x02, 0x3b, 0x15, 0xb6,
2155             0x5b, 0xfc, 0x5c, 0xa0, 0x69, 0x48, 0x10, 0x9f, 0x23, 0xf3, 0x50,
2156             0xdb, 0x82, 0x12, 0x35, 0x35, 0xeb, 0x8a, 0x74, 0x33, 0xbd, 0xab,
2157             0xcb, 0x90, 0x92, 0x71, 0xa6, 0xec, 0xbc, 0xb5, 0x8b, 0x93, 0x6a,
2158             0x88, 0xcd, 0x4e, 0x8f, 0x2e, 0x6f, 0xf5, 0x80, 0x01, 0x75, 0xf1,
2159             0x13, 0x25, 0x3d, 0x8f, 0xa9, 0xca, 0x88, 0x85, 0xc2, 0xf5, 0x52,
2160             0xe6, 0x57, 0xdc, 0x60, 0x3f, 0x25, 0x2e, 0x1a, 0x8e, 0x30, 0x8f,
2161             0x76, 0xf0, 0xbe, 0x79, 0xe2, 0xfb, 0x8f, 0x5d, 0x5f, 0xbb, 0xe2,
2162             0xe3, 0x0e, 0xca, 0xdd, 0x22, 0x07, 0x23, 0xc8, 0xc0, 0xae, 0xa8,
2163             0x07, 0x8c, 0xdf, 0xcb, 0x38, 0x68, 0x26, 0x3f, 0xf8, 0xf0, 0x94,
2164             0x00, 0x54, 0xda, 0x48, 0x78, 0x18, 0x93, 0xa7, 0xe4, 0x9a, 0xd5,
2165             0xaf, 0xf4, 0xaf, 0x30, 0x0c, 0xd8, 0x04, 0xa6, 0xb6, 0x27, 0x9a,
2166             0xb3, 0xff, 0x3a, 0xfb, 0x64, 0x49, 0x1c, 0x85, 0x19, 0x4a, 0xab,
2167             0x76, 0x0d, 0x58, 0xa6, 0x06, 0x65, 0x4f, 0x9f, 0x44, 0x00, 0xe8,
2168             0xb3, 0x85, 0x91, 0x35, 0x6f, 0xbf, 0x64, 0x25, 0xac, 0xa2, 0x6d,
2169             0xc8, 0x52, 0x44, 0x25, 0x9f, 0xf2, 0xb1, 0x9c, 0x41, 0xb9, 0xf9,
2170             0x6f, 0x3c, 0xa9, 0xec, 0x1d, 0xde, 0x43, 0x4d, 0xa7, 0xd2, 0xd3,
2171             0x92, 0xb9, 0x05, 0xdd, 0xf3, 0xd1, 0xf9, 0xaf, 0x93, 0xd1, 0xaf,
2172             0x59, 0x50, 0xbd, 0x49, 0x3f, 0x5a, 0xa7, 0x31, 0xb4, 0x05, 0x6d,
2173             0xf3, 0x1b, 0xd2, 0x67, 0xb6, 0xb9, 0x0a, 0x07, 0x98, 0x31, 0xaa,
2174             0xf5, 0x79, 0xbe, 0x0a, 0x39, 0x01, 0x31, 0x37, 0xaa, 0xc6, 0xd4,
2175             0x04, 0xf5, 0x18, 0xcf, 0xd4, 0x68, 0x40, 0x64, 0x7e, 0x78, 0xbf,
2176             0xe7, 0x06, 0xca, 0x4c, 0xf5, 0xe9, 0xc5, 0x45, 0x3e, 0x9f, 0x7c,
2177             0xfd, 0x2b, 0x8b, 0x4c, 0x8d, 0x16, 0x9a, 0x44, 0xe5, 0x5c, 0x88,
2178             0xd4, 0xa9, 0xa7, 0xf9, 0x47, 0x42, 0x41, 0x10, 0x92, 0xab, 0xbd,
2179             0xf8, 0xb8, 0x89, 0xe5, 0xc1, 0x99, 0xd0, 0x96, 0xe3, 0xf2, 0x47,
2180             0x88,
2181         ];
2182 
2183         assert_encrypt_initial_pkt(
2184             &mut header,
2185             &dcid,
2186             &frames,
2187             2,
2188             4,
2189             false,
2190             &pkt,
2191         );
2192     }
2193 
2194     #[test]
encrypt_client_initial_draft29()2195     fn encrypt_client_initial_draft29() {
2196         let mut header = [
2197             0xc3, 0xff, 0x00, 0x00, 0x1d, 0x08, 0x83, 0x94, 0xc8, 0xf0, 0x3e,
2198             0x51, 0x57, 0x08, 0x00, 0x00, 0x44, 0x9e, 0x00, 0x00, 0x00, 0x02,
2199         ];
2200 
2201         let dcid = [0x83, 0x94, 0xc8, 0xf0, 0x3e, 0x51, 0x57, 0x08];
2202 
2203         let frames = [
2204             0x06, 0x00, 0x40, 0xc4, 0x01, 0x00, 0x00, 0xc0, 0x03, 0x03, 0x66,
2205             0x60, 0x26, 0x1f, 0xf9, 0x47, 0xce, 0xa4, 0x9c, 0xce, 0x6c, 0xfa,
2206             0xd6, 0x87, 0xf4, 0x57, 0xcf, 0x1b, 0x14, 0x53, 0x1b, 0xa1, 0x41,
2207             0x31, 0xa0, 0xe8, 0xf3, 0x09, 0xa1, 0xd0, 0xb9, 0xc4, 0x00, 0x00,
2208             0x06, 0x13, 0x01, 0x13, 0x03, 0x13, 0x02, 0x01, 0x00, 0x00, 0x91,
2209             0x00, 0x00, 0x00, 0x0b, 0x00, 0x09, 0x00, 0x00, 0x06, 0x73, 0x65,
2210             0x72, 0x76, 0x65, 0x72, 0xff, 0x01, 0x00, 0x01, 0x00, 0x00, 0x0a,
2211             0x00, 0x14, 0x00, 0x12, 0x00, 0x1d, 0x00, 0x17, 0x00, 0x18, 0x00,
2212             0x19, 0x01, 0x00, 0x01, 0x01, 0x01, 0x02, 0x01, 0x03, 0x01, 0x04,
2213             0x00, 0x23, 0x00, 0x00, 0x00, 0x33, 0x00, 0x26, 0x00, 0x24, 0x00,
2214             0x1d, 0x00, 0x20, 0x4c, 0xfd, 0xfc, 0xd1, 0x78, 0xb7, 0x84, 0xbf,
2215             0x32, 0x8c, 0xae, 0x79, 0x3b, 0x13, 0x6f, 0x2a, 0xed, 0xce, 0x00,
2216             0x5f, 0xf1, 0x83, 0xd7, 0xbb, 0x14, 0x95, 0x20, 0x72, 0x36, 0x64,
2217             0x70, 0x37, 0x00, 0x2b, 0x00, 0x03, 0x02, 0x03, 0x04, 0x00, 0x0d,
2218             0x00, 0x20, 0x00, 0x1e, 0x04, 0x03, 0x05, 0x03, 0x06, 0x03, 0x02,
2219             0x03, 0x08, 0x04, 0x08, 0x05, 0x08, 0x06, 0x04, 0x01, 0x05, 0x01,
2220             0x06, 0x01, 0x02, 0x01, 0x04, 0x02, 0x05, 0x02, 0x06, 0x02, 0x02,
2221             0x02, 0x00, 0x2d, 0x00, 0x02, 0x01, 0x01, 0x00, 0x1c, 0x00, 0x02,
2222             0x40, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2223             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2224             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2225             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2226             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2227             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2228             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2229             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2230             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2231             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2232             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2233             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2234             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2235             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2236             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2237             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2238             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2239             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2240             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2241             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2242             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2243             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2244             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2245             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2246             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2247             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2248             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2249             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2250             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2251             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2252             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2253             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2254             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2255             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2256             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2257             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2258             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2259             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2260             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2261             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2262             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2263             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2264             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2265             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2266             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2267             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2268             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2269             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2270             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2271             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2272             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2273             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2274             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2275             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2276             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2277             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2278             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2279             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2280             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2281             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2282             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2283             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2284             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2285             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2286             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2287             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2288             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2289             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2290             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2291             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2292             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2293             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2294             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2295             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2296             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2297             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2298             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2299             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2300             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2301             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2302             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2303             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2304             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2305             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2306             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2307             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2308             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2309             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2310         ];
2311 
2312         let pkt = [
2313             0xc5, 0xff, 0x00, 0x00, 0x1d, 0x08, 0x83, 0x94, 0xc8, 0xf0, 0x3e,
2314             0x51, 0x57, 0x08, 0x00, 0x00, 0x44, 0x9e, 0x4a, 0x95, 0x24, 0x5b,
2315             0xfb, 0x66, 0xbc, 0x5f, 0x93, 0x03, 0x2b, 0x7d, 0xdd, 0x89, 0xfe,
2316             0x0f, 0xf1, 0x5d, 0x9c, 0x4f, 0x70, 0x50, 0xfc, 0xcd, 0xb7, 0x1c,
2317             0x1c, 0xd8, 0x05, 0x12, 0xd4, 0x43, 0x16, 0x43, 0xa5, 0x3a, 0xaf,
2318             0xa1, 0xb0, 0xb5, 0x18, 0xb4, 0x49, 0x68, 0xb1, 0x8b, 0x8d, 0x3e,
2319             0x7a, 0x4d, 0x04, 0xc3, 0x0b, 0x3e, 0xd9, 0x41, 0x03, 0x25, 0xb2,
2320             0xab, 0xb2, 0xda, 0xfb, 0x1c, 0x12, 0xf8, 0xb7, 0x04, 0x79, 0xeb,
2321             0x8d, 0xf9, 0x8a, 0xbc, 0xaf, 0x95, 0xdd, 0x8f, 0x3d, 0x1c, 0x78,
2322             0x66, 0x0f, 0xbc, 0x71, 0x9f, 0x88, 0xb2, 0x3c, 0x8a, 0xef, 0x67,
2323             0x71, 0xf3, 0xd5, 0x0e, 0x10, 0xfd, 0xfb, 0x4c, 0x9d, 0x92, 0x38,
2324             0x6d, 0x44, 0x48, 0x1b, 0x6c, 0x52, 0xd5, 0x9e, 0x55, 0x38, 0xd3,
2325             0xd3, 0x94, 0x2d, 0xe9, 0xf1, 0x3a, 0x7f, 0x8b, 0x70, 0x2d, 0xc3,
2326             0x17, 0x24, 0x18, 0x0d, 0xa9, 0xdf, 0x22, 0x71, 0x4d, 0x01, 0x00,
2327             0x3f, 0xc5, 0xe3, 0xd1, 0x65, 0xc9, 0x50, 0xe6, 0x30, 0xb8, 0x54,
2328             0x0f, 0xbd, 0x81, 0xc9, 0xdf, 0x0e, 0xe6, 0x3f, 0x94, 0x99, 0x70,
2329             0x26, 0xc4, 0xf2, 0xe1, 0x88, 0x7a, 0x2d, 0xef, 0x79, 0x05, 0x0a,
2330             0xc2, 0xd8, 0x6b, 0xa3, 0x18, 0xe0, 0xb3, 0xad, 0xc4, 0xc5, 0xaa,
2331             0x18, 0xbc, 0xf6, 0x3c, 0x7c, 0xf8, 0xe8, 0x5f, 0x56, 0x92, 0x49,
2332             0x81, 0x3a, 0x22, 0x36, 0xa7, 0xe7, 0x22, 0x69, 0x44, 0x7c, 0xd1,
2333             0xc7, 0x55, 0xe4, 0x51, 0xf5, 0xe7, 0x74, 0x70, 0xeb, 0x3d, 0xe6,
2334             0x4c, 0x88, 0x49, 0xd2, 0x92, 0x82, 0x06, 0x98, 0x02, 0x9c, 0xfa,
2335             0x18, 0xe5, 0xd6, 0x61, 0x76, 0xfe, 0x6e, 0x5b, 0xa4, 0xed, 0x18,
2336             0x02, 0x6f, 0x90, 0x90, 0x0a, 0x5b, 0x49, 0x80, 0xe2, 0xf5, 0x8e,
2337             0x39, 0x15, 0x1d, 0x5c, 0xd6, 0x85, 0xb1, 0x09, 0x29, 0x63, 0x6d,
2338             0x4f, 0x02, 0xe7, 0xfa, 0xd2, 0xa5, 0xa4, 0x58, 0x24, 0x9f, 0x5c,
2339             0x02, 0x98, 0xa6, 0xd5, 0x3a, 0xcb, 0xe4, 0x1a, 0x7f, 0xc8, 0x3f,
2340             0xa7, 0xcc, 0x01, 0x97, 0x3f, 0x7a, 0x74, 0xd1, 0x23, 0x7a, 0x51,
2341             0x97, 0x4e, 0x09, 0x76, 0x36, 0xb6, 0x20, 0x39, 0x97, 0xf9, 0x21,
2342             0xd0, 0x7b, 0xc1, 0x94, 0x0a, 0x6f, 0x2d, 0x0d, 0xe9, 0xf5, 0xa1,
2343             0x14, 0x32, 0x94, 0x61, 0x59, 0xed, 0x6c, 0xc2, 0x1d, 0xf6, 0x5c,
2344             0x4d, 0xdd, 0x11, 0x15, 0xf8, 0x64, 0x27, 0x25, 0x9a, 0x19, 0x6c,
2345             0x71, 0x48, 0xb2, 0x5b, 0x64, 0x78, 0xb0, 0xdc, 0x77, 0x66, 0xe1,
2346             0xc4, 0xd1, 0xb1, 0xf5, 0x15, 0x9f, 0x90, 0xea, 0xbc, 0x61, 0x63,
2347             0x62, 0x26, 0x24, 0x46, 0x42, 0xee, 0x14, 0x8b, 0x46, 0x4c, 0x9e,
2348             0x61, 0x9e, 0xe5, 0x0a, 0x5e, 0x3d, 0xdc, 0x83, 0x62, 0x27, 0xca,
2349             0xd9, 0x38, 0x98, 0x7c, 0x4e, 0xa3, 0xc1, 0xfa, 0x7c, 0x75, 0xbb,
2350             0xf8, 0x8d, 0x89, 0xe9, 0xad, 0xa6, 0x42, 0xb2, 0xb8, 0x8f, 0xe8,
2351             0x10, 0x7b, 0x7e, 0xa3, 0x75, 0xb1, 0xb6, 0x48, 0x89, 0xa4, 0xe9,
2352             0xe5, 0xc3, 0x8a, 0x1c, 0x89, 0x6c, 0xe2, 0x75, 0xa5, 0x65, 0x8d,
2353             0x25, 0x0e, 0x2d, 0x76, 0xe1, 0xed, 0x3a, 0x34, 0xce, 0x7e, 0x3a,
2354             0x3f, 0x38, 0x3d, 0x0c, 0x99, 0x6d, 0x0b, 0xed, 0x10, 0x6c, 0x28,
2355             0x99, 0xca, 0x6f, 0xc2, 0x63, 0xef, 0x04, 0x55, 0xe7, 0x4b, 0xb6,
2356             0xac, 0x16, 0x40, 0xea, 0x7b, 0xfe, 0xdc, 0x59, 0xf0, 0x3f, 0xee,
2357             0x0e, 0x17, 0x25, 0xea, 0x15, 0x0f, 0xf4, 0xd6, 0x9a, 0x76, 0x60,
2358             0xc5, 0x54, 0x21, 0x19, 0xc7, 0x1d, 0xe2, 0x70, 0xae, 0x7c, 0x3e,
2359             0xcf, 0xd1, 0xaf, 0x2c, 0x4c, 0xe5, 0x51, 0x98, 0x69, 0x49, 0xcc,
2360             0x34, 0xa6, 0x6b, 0x3e, 0x21, 0x6b, 0xfe, 0x18, 0xb3, 0x47, 0xe6,
2361             0xc0, 0x5f, 0xd0, 0x50, 0xf8, 0x59, 0x12, 0xdb, 0x30, 0x3a, 0x8f,
2362             0x05, 0x4e, 0xc2, 0x3e, 0x38, 0xf4, 0x4d, 0x1c, 0x72, 0x5a, 0xb6,
2363             0x41, 0xae, 0x92, 0x9f, 0xec, 0xc8, 0xe3, 0xce, 0xfa, 0x56, 0x19,
2364             0xdf, 0x42, 0x31, 0xf5, 0xb4, 0xc0, 0x09, 0xfa, 0x0c, 0x0b, 0xbc,
2365             0x60, 0xbc, 0x75, 0xf7, 0x6d, 0x06, 0xef, 0x15, 0x4f, 0xc8, 0x57,
2366             0x70, 0x77, 0xd9, 0xd6, 0xa1, 0xd2, 0xbd, 0x9b, 0xf0, 0x81, 0xdc,
2367             0x78, 0x3e, 0xce, 0x60, 0x11, 0x1b, 0xea, 0x7d, 0xa9, 0xe5, 0xa9,
2368             0x74, 0x80, 0x69, 0xd0, 0x78, 0xb2, 0xbe, 0xf4, 0x8d, 0xe0, 0x4c,
2369             0xab, 0xe3, 0x75, 0x5b, 0x19, 0x7d, 0x52, 0xb3, 0x20, 0x46, 0x94,
2370             0x9e, 0xca, 0xa3, 0x10, 0x27, 0x4b, 0x4a, 0xac, 0x0d, 0x00, 0x8b,
2371             0x19, 0x48, 0xc1, 0x08, 0x2c, 0xdf, 0xe2, 0x08, 0x3e, 0x38, 0x6d,
2372             0x4f, 0xd8, 0x4c, 0x0e, 0xd0, 0x66, 0x6d, 0x3e, 0xe2, 0x6c, 0x45,
2373             0x15, 0xc4, 0xfe, 0xe7, 0x34, 0x33, 0xac, 0x70, 0x3b, 0x69, 0x0a,
2374             0x9f, 0x7b, 0xf2, 0x78, 0xa7, 0x74, 0x86, 0xac, 0xe4, 0x4c, 0x48,
2375             0x9a, 0x0c, 0x7a, 0xc8, 0xdf, 0xe4, 0xd1, 0xa5, 0x8f, 0xb3, 0xa7,
2376             0x30, 0xb9, 0x93, 0xff, 0x0f, 0x0d, 0x61, 0xb4, 0xd8, 0x95, 0x57,
2377             0x83, 0x1e, 0xb4, 0xc7, 0x52, 0xff, 0xd3, 0x9c, 0x10, 0xf6, 0xb9,
2378             0xf4, 0x6d, 0x8d, 0xb2, 0x78, 0xda, 0x62, 0x4f, 0xd8, 0x00, 0xe4,
2379             0xaf, 0x85, 0x54, 0x8a, 0x29, 0x4c, 0x15, 0x18, 0x89, 0x3a, 0x87,
2380             0x78, 0xc4, 0xf6, 0xd6, 0xd7, 0x3c, 0x93, 0xdf, 0x20, 0x09, 0x60,
2381             0x10, 0x4e, 0x06, 0x2b, 0x38, 0x8e, 0xa9, 0x7d, 0xcf, 0x40, 0x16,
2382             0xbc, 0xed, 0x7f, 0x62, 0xb4, 0xf0, 0x62, 0xcb, 0x6c, 0x04, 0xc2,
2383             0x06, 0x93, 0xd9, 0xa0, 0xe3, 0xb7, 0x4b, 0xa8, 0xfe, 0x74, 0xcc,
2384             0x01, 0x23, 0x78, 0x84, 0xf4, 0x0d, 0x76, 0x5a, 0xe5, 0x6a, 0x51,
2385             0x68, 0x8d, 0x98, 0x5c, 0xf0, 0xce, 0xae, 0xf4, 0x30, 0x45, 0xed,
2386             0x8c, 0x3f, 0x0c, 0x33, 0xbc, 0xed, 0x08, 0x53, 0x7f, 0x68, 0x82,
2387             0x61, 0x3a, 0xcd, 0x3b, 0x08, 0xd6, 0x65, 0xfc, 0xe9, 0xdd, 0x8a,
2388             0xa7, 0x31, 0x71, 0xe2, 0xd3, 0x77, 0x1a, 0x61, 0xdb, 0xa2, 0x79,
2389             0x0e, 0x49, 0x1d, 0x41, 0x3d, 0x93, 0xd9, 0x87, 0xe2, 0x74, 0x5a,
2390             0xf2, 0x94, 0x18, 0xe4, 0x28, 0xbe, 0x34, 0x94, 0x14, 0x85, 0xc9,
2391             0x34, 0x47, 0x52, 0x0f, 0xfe, 0x23, 0x1d, 0xa2, 0x30, 0x4d, 0x6a,
2392             0x0f, 0xd5, 0xd0, 0x7d, 0x08, 0x37, 0x22, 0x02, 0x36, 0x96, 0x61,
2393             0x59, 0xbe, 0xf3, 0xcf, 0x90, 0x4d, 0x72, 0x23, 0x24, 0xdd, 0x85,
2394             0x25, 0x13, 0xdf, 0x39, 0xae, 0x03, 0x0d, 0x81, 0x73, 0x90, 0x8d,
2395             0xa6, 0x36, 0x47, 0x86, 0xd3, 0xc1, 0xbf, 0xcb, 0x19, 0xea, 0x77,
2396             0xa6, 0x3b, 0x25, 0xf1, 0xe7, 0xfc, 0x66, 0x1d, 0xef, 0x48, 0x0c,
2397             0x5d, 0x00, 0xd4, 0x44, 0x56, 0x26, 0x9e, 0xbd, 0x84, 0xef, 0xd8,
2398             0xe3, 0xa8, 0xb2, 0xc2, 0x57, 0xee, 0xc7, 0x60, 0x60, 0x68, 0x28,
2399             0x48, 0xcb, 0xf5, 0x19, 0x4b, 0xc9, 0x9e, 0x49, 0xee, 0x75, 0xe4,
2400             0xd0, 0xd2, 0x54, 0xba, 0xd4, 0xbf, 0xd7, 0x49, 0x70, 0xc3, 0x0e,
2401             0x44, 0xb6, 0x55, 0x11, 0xd4, 0xad, 0x0e, 0x6e, 0xc7, 0x39, 0x8e,
2402             0x08, 0xe0, 0x13, 0x07, 0xee, 0xee, 0xa1, 0x4e, 0x46, 0xcc, 0xd8,
2403             0x7c, 0xf3, 0x6b, 0x28, 0x52, 0x21, 0x25, 0x4d, 0x8f, 0xc6, 0xa6,
2404             0x76, 0x5c, 0x52, 0x4d, 0xed, 0x00, 0x85, 0xdc, 0xa5, 0xbd, 0x68,
2405             0x8d, 0xdf, 0x72, 0x2e, 0x2c, 0x0f, 0xaf, 0x9d, 0x0f, 0xb2, 0xce,
2406             0x7a, 0x0c, 0x3f, 0x2c, 0xee, 0x19, 0xca, 0x0f, 0xfb, 0xa4, 0x61,
2407             0xca, 0x8d, 0xc5, 0xd2, 0xc8, 0x17, 0x8b, 0x07, 0x62, 0xcf, 0x67,
2408             0x13, 0x55, 0x58, 0x49, 0x4d, 0x2a, 0x96, 0xf1, 0xa1, 0x39, 0xf0,
2409             0xed, 0xb4, 0x2d, 0x2a, 0xf8, 0x9a, 0x9c, 0x91, 0x22, 0xb0, 0x7a,
2410             0xcb, 0xc2, 0x9e, 0x5e, 0x72, 0x2d, 0xf8, 0x61, 0x5c, 0x34, 0x37,
2411             0x02, 0x49, 0x10, 0x98, 0x47, 0x8a, 0x38, 0x9c, 0x98, 0x72, 0xa1,
2412             0x0b, 0x0c, 0x98, 0x75, 0x12, 0x5e, 0x25, 0x7c, 0x7b, 0xfd, 0xf2,
2413             0x7e, 0xef, 0x40, 0x60, 0xbd, 0x3d, 0x00, 0xf4, 0xc1, 0x4f, 0xd3,
2414             0xe3, 0x49, 0x6c, 0x38, 0xd3, 0xc5, 0xd1, 0xa5, 0x66, 0x8c, 0x39,
2415             0x35, 0x0e, 0xff, 0xbc, 0x2d, 0x16, 0xca, 0x17, 0xbe, 0x4c, 0xe2,
2416             0x9f, 0x02, 0xed, 0x96, 0x95, 0x04, 0xdd, 0xa2, 0xa8, 0xc6, 0xb9,
2417             0xff, 0x91, 0x9e, 0x69, 0x3e, 0xe7, 0x9e, 0x09, 0x08, 0x93, 0x16,
2418             0xe7, 0xd1, 0xd8, 0x9e, 0xc0, 0x99, 0xdb, 0x3b, 0x2b, 0x26, 0x87,
2419             0x25, 0xd8, 0x88, 0x53, 0x6a, 0x4b, 0x8b, 0xf9, 0xae, 0xe8, 0xfb,
2420             0x43, 0xe8, 0x2a, 0x4d, 0x91, 0x9d, 0x48, 0x43, 0xb1, 0xca, 0x70,
2421             0xa2, 0xd8, 0xd3, 0xf7, 0x25, 0xea, 0xd1, 0x39, 0x13, 0x77, 0xdc,
2422             0xc0,
2423         ];
2424 
2425         assert_encrypt_initial_pkt(
2426             &mut header,
2427             &dcid,
2428             &frames,
2429             2,
2430             4,
2431             false,
2432             &pkt,
2433         );
2434     }
2435 
2436     #[test]
encrypt_client_initial_draft28()2437     fn encrypt_client_initial_draft28() {
2438         let mut header = [
2439             0xc3, 0xff, 0x00, 0x00, 0x1c, 0x08, 0x83, 0x94, 0xc8, 0xf0, 0x3e,
2440             0x51, 0x57, 0x08, 0x00, 0x00, 0x44, 0x9e, 0x00, 0x00, 0x00, 0x02,
2441         ];
2442 
2443         let dcid = [0x83, 0x94, 0xc8, 0xf0, 0x3e, 0x51, 0x57, 0x08];
2444 
2445         let frames = [
2446             0x06, 0x00, 0x40, 0xc4, 0x01, 0x00, 0x00, 0xc0, 0x03, 0x03, 0x66,
2447             0x60, 0x26, 0x1f, 0xf9, 0x47, 0xce, 0xa4, 0x9c, 0xce, 0x6c, 0xfa,
2448             0xd6, 0x87, 0xf4, 0x57, 0xcf, 0x1b, 0x14, 0x53, 0x1b, 0xa1, 0x41,
2449             0x31, 0xa0, 0xe8, 0xf3, 0x09, 0xa1, 0xd0, 0xb9, 0xc4, 0x00, 0x00,
2450             0x06, 0x13, 0x01, 0x13, 0x03, 0x13, 0x02, 0x01, 0x00, 0x00, 0x91,
2451             0x00, 0x00, 0x00, 0x0b, 0x00, 0x09, 0x00, 0x00, 0x06, 0x73, 0x65,
2452             0x72, 0x76, 0x65, 0x72, 0xff, 0x01, 0x00, 0x01, 0x00, 0x00, 0x0a,
2453             0x00, 0x14, 0x00, 0x12, 0x00, 0x1d, 0x00, 0x17, 0x00, 0x18, 0x00,
2454             0x19, 0x01, 0x00, 0x01, 0x01, 0x01, 0x02, 0x01, 0x03, 0x01, 0x04,
2455             0x00, 0x23, 0x00, 0x00, 0x00, 0x33, 0x00, 0x26, 0x00, 0x24, 0x00,
2456             0x1d, 0x00, 0x20, 0x4c, 0xfd, 0xfc, 0xd1, 0x78, 0xb7, 0x84, 0xbf,
2457             0x32, 0x8c, 0xae, 0x79, 0x3b, 0x13, 0x6f, 0x2a, 0xed, 0xce, 0x00,
2458             0x5f, 0xf1, 0x83, 0xd7, 0xbb, 0x14, 0x95, 0x20, 0x72, 0x36, 0x64,
2459             0x70, 0x37, 0x00, 0x2b, 0x00, 0x03, 0x02, 0x03, 0x04, 0x00, 0x0d,
2460             0x00, 0x20, 0x00, 0x1e, 0x04, 0x03, 0x05, 0x03, 0x06, 0x03, 0x02,
2461             0x03, 0x08, 0x04, 0x08, 0x05, 0x08, 0x06, 0x04, 0x01, 0x05, 0x01,
2462             0x06, 0x01, 0x02, 0x01, 0x04, 0x02, 0x05, 0x02, 0x06, 0x02, 0x02,
2463             0x02, 0x00, 0x2d, 0x00, 0x02, 0x01, 0x01, 0x00, 0x1c, 0x00, 0x02,
2464             0x40, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2465             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2466             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2467             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2468             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2469             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2470             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2471             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2472             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2473             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2474             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2475             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2476             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2477             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2478             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2479             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2480             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2481             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2482             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2483             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2484             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2485             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2486             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2487             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2488             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2489             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2490             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2491             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2492             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2493             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2494             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2495             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2496             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2497             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2498             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2499             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2500             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2501             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2502             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2503             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2504             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2505             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2506             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2507             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2508             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2509             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2510             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2511             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2512             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2513             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2514             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2515             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2516             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2517             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2518             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2519             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2520             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2521             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2522             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2523             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2524             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2525             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2526             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2527             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2528             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2529             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2530             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2531             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2532             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2533             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2534             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2535             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2536             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2537             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2538             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2539             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2540             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2541             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2542             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2543             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2544             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2545             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2546             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2547             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2548             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2549             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2550             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2551             0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2552         ];
2553 
2554         let pkt = [
2555             0xc0, 0xff, 0x00, 0x00, 0x1c, 0x08, 0x83, 0x94, 0xc8, 0xf0, 0x3e,
2556             0x51, 0x57, 0x08, 0x00, 0x00, 0x44, 0x9e, 0x3b, 0x34, 0x3a, 0xa8,
2557             0x53, 0x50, 0x64, 0xa4, 0x26, 0x8a, 0x0d, 0x9d, 0x7b, 0x1c, 0x9d,
2558             0x25, 0x0a, 0xe3, 0x55, 0x16, 0x22, 0x76, 0xe9, 0xb1, 0xe3, 0x01,
2559             0x1e, 0xf6, 0xbb, 0xc0, 0xab, 0x48, 0xad, 0x5b, 0xcc, 0x26, 0x81,
2560             0xe9, 0x53, 0x85, 0x7c, 0xa6, 0x2b, 0xec, 0xd7, 0x52, 0x4d, 0xaa,
2561             0xc4, 0x73, 0xe6, 0x8d, 0x74, 0x05, 0xfb, 0xba, 0x4e, 0x9e, 0xe6,
2562             0x16, 0xc8, 0x70, 0x38, 0xbd, 0xbe, 0x90, 0x8c, 0x06, 0xd9, 0x60,
2563             0x5d, 0x9a, 0xc4, 0x90, 0x30, 0x35, 0x9e, 0xec, 0xb1, 0xd0, 0x5a,
2564             0x14, 0xe1, 0x17, 0xdb, 0x8c, 0xed, 0xe2, 0xbb, 0x09, 0xd0, 0xdb,
2565             0xbf, 0xee, 0x27, 0x1c, 0xb3, 0x74, 0xd8, 0xf1, 0x0a, 0xbe, 0xc8,
2566             0x2d, 0x0f, 0x59, 0xa1, 0xde, 0xe2, 0x9f, 0xe9, 0x56, 0x38, 0xed,
2567             0x8d, 0xd4, 0x1d, 0xa0, 0x74, 0x87, 0x46, 0x87, 0x91, 0xb7, 0x19,
2568             0xc5, 0x5c, 0x46, 0x96, 0x8e, 0xb3, 0xb5, 0x46, 0x80, 0x03, 0x71,
2569             0x02, 0xa2, 0x8e, 0x53, 0xdc, 0x1d, 0x12, 0x90, 0x3d, 0xb0, 0xaf,
2570             0x58, 0x21, 0x79, 0x4b, 0x41, 0xc4, 0xa9, 0x33, 0x57, 0xfa, 0x59,
2571             0xce, 0x69, 0xcf, 0xe7, 0xf6, 0xbd, 0xfa, 0x62, 0x9e, 0xef, 0x78,
2572             0x61, 0x64, 0x47, 0xe1, 0xd6, 0x11, 0xc4, 0xba, 0xf7, 0x1b, 0xf3,
2573             0x3f, 0xeb, 0xcb, 0x03, 0x13, 0x7c, 0x2c, 0x75, 0xd2, 0x53, 0x17,
2574             0xd3, 0xe1, 0x3b, 0x68, 0x43, 0x70, 0xf6, 0x68, 0x41, 0x1c, 0x0f,
2575             0x00, 0x30, 0x4b, 0x50, 0x1c, 0x8f, 0xd4, 0x22, 0xbd, 0x9b, 0x9a,
2576             0xd8, 0x1d, 0x64, 0x3b, 0x20, 0xda, 0x89, 0xca, 0x05, 0x25, 0xd2,
2577             0x4d, 0x2b, 0x14, 0x20, 0x41, 0xca, 0xe0, 0xaf, 0x20, 0x50, 0x92,
2578             0xe4, 0x30, 0x08, 0x0c, 0xd8, 0x55, 0x9e, 0xa4, 0xc5, 0xc6, 0xe4,
2579             0xfa, 0x3f, 0x66, 0x08, 0x2b, 0x7d, 0x30, 0x3e, 0x52, 0xce, 0x01,
2580             0x62, 0xba, 0xa9, 0x58, 0x53, 0x2b, 0x0b, 0xbc, 0x2b, 0xc7, 0x85,
2581             0x68, 0x1f, 0xcf, 0x37, 0x48, 0x5d, 0xff, 0x65, 0x95, 0xe0, 0x1e,
2582             0x73, 0x9c, 0x8a, 0xc9, 0xef, 0xba, 0x31, 0xb9, 0x85, 0xd5, 0xf6,
2583             0x56, 0xcc, 0x09, 0x24, 0x32, 0xd7, 0x81, 0xdb, 0x95, 0x22, 0x17,
2584             0x24, 0x87, 0x64, 0x1c, 0x4d, 0x3a, 0xb8, 0xec, 0xe0, 0x1e, 0x39,
2585             0xbc, 0x85, 0xb1, 0x54, 0x36, 0x61, 0x47, 0x75, 0xa9, 0x8b, 0xa8,
2586             0xfa, 0x12, 0xd4, 0x6f, 0x9b, 0x35, 0xe2, 0xa5, 0x5e, 0xb7, 0x2d,
2587             0x7f, 0x85, 0x18, 0x1a, 0x36, 0x66, 0x63, 0x38, 0x7d, 0xdc, 0x20,
2588             0x55, 0x18, 0x07, 0xe0, 0x07, 0x67, 0x3b, 0xd7, 0xe2, 0x6b, 0xf9,
2589             0xb2, 0x9b, 0x5a, 0xb1, 0x0a, 0x1c, 0xa8, 0x7c, 0xbb, 0x7a, 0xd9,
2590             0x7e, 0x99, 0xeb, 0x66, 0x95, 0x9c, 0x2a, 0x9b, 0xc3, 0xcb, 0xde,
2591             0x47, 0x07, 0xff, 0x77, 0x20, 0xb1, 0x10, 0xfa, 0x95, 0x35, 0x46,
2592             0x74, 0xe3, 0x95, 0x81, 0x2e, 0x47, 0xa0, 0xae, 0x53, 0xb4, 0x64,
2593             0xdc, 0xb2, 0xd1, 0xf3, 0x45, 0xdf, 0x36, 0x0d, 0xc2, 0x27, 0x27,
2594             0x0c, 0x75, 0x06, 0x76, 0xf6, 0x72, 0x4e, 0xb4, 0x79, 0xf0, 0xd2,
2595             0xfb, 0xb6, 0x12, 0x44, 0x29, 0x99, 0x04, 0x57, 0xac, 0x6c, 0x91,
2596             0x67, 0xf4, 0x0a, 0xab, 0x73, 0x99, 0x98, 0xf3, 0x8b, 0x9e, 0xcc,
2597             0xb2, 0x4f, 0xd4, 0x7c, 0x84, 0x10, 0x13, 0x1b, 0xf6, 0x5a, 0x52,
2598             0xaf, 0x84, 0x12, 0x75, 0xd5, 0xb3, 0xd1, 0x88, 0x0b, 0x19, 0x7d,
2599             0xf2, 0xb5, 0xde, 0xa3, 0xe6, 0xde, 0x56, 0xeb, 0xce, 0x3f, 0xfb,
2600             0x6e, 0x92, 0x77, 0xa8, 0x20, 0x82, 0xf8, 0xd9, 0x67, 0x7a, 0x67,
2601             0x67, 0x08, 0x9b, 0x67, 0x1e, 0xbd, 0x24, 0x4c, 0x21, 0x4f, 0x0b,
2602             0xde, 0x95, 0xc2, 0xbe, 0xb0, 0x2c, 0xd1, 0x17, 0x2d, 0x58, 0xbd,
2603             0xf3, 0x9d, 0xce, 0x56, 0xff, 0x68, 0xeb, 0x35, 0xab, 0x39, 0xb4,
2604             0x9b, 0x4e, 0xac, 0x7c, 0x81, 0x5e, 0xa6, 0x04, 0x51, 0xd6, 0xe6,
2605             0xab, 0x82, 0x11, 0x91, 0x18, 0xdf, 0x02, 0xa5, 0x86, 0x84, 0x4a,
2606             0x9f, 0xfe, 0x16, 0x2b, 0xa0, 0x06, 0xd0, 0x66, 0x9e, 0xf5, 0x76,
2607             0x68, 0xca, 0xb3, 0x8b, 0x62, 0xf7, 0x1a, 0x25, 0x23, 0xa0, 0x84,
2608             0x85, 0x2c, 0xd1, 0xd0, 0x79, 0xb3, 0x65, 0x8d, 0xc2, 0xf3, 0xe8,
2609             0x79, 0x49, 0xb5, 0x50, 0xba, 0xb3, 0xe1, 0x77, 0xcf, 0xc4, 0x9e,
2610             0xd1, 0x90, 0xdf, 0xf0, 0x63, 0x0e, 0x43, 0x07, 0x7c, 0x30, 0xde,
2611             0x8f, 0x6a, 0xe0, 0x81, 0x53, 0x7f, 0x1e, 0x83, 0xda, 0x53, 0x7d,
2612             0xa9, 0x80, 0xaf, 0xa6, 0x68, 0xe7, 0xb7, 0xfb, 0x25, 0x30, 0x1c,
2613             0xf7, 0x41, 0x52, 0x4b, 0xe3, 0xc4, 0x98, 0x84, 0xb4, 0x28, 0x21,
2614             0xf1, 0x75, 0x52, 0xfb, 0xd1, 0x93, 0x1a, 0x81, 0x30, 0x17, 0xb6,
2615             0xb6, 0x59, 0x0a, 0x41, 0xea, 0x18, 0xb6, 0xba, 0x49, 0xcd, 0x48,
2616             0xa4, 0x40, 0xbd, 0x9a, 0x33, 0x46, 0xa7, 0x62, 0x3f, 0xb4, 0xba,
2617             0x34, 0xa3, 0xee, 0x57, 0x1e, 0x3c, 0x73, 0x1f, 0x35, 0xa7, 0xa3,
2618             0xcf, 0x25, 0xb5, 0x51, 0xa6, 0x80, 0xfa, 0x68, 0x76, 0x35, 0x07,
2619             0xb7, 0xfd, 0xe3, 0xaa, 0xf0, 0x23, 0xc5, 0x0b, 0x9d, 0x22, 0xda,
2620             0x68, 0x76, 0xba, 0x33, 0x7e, 0xb5, 0xe9, 0xdd, 0x9e, 0xc3, 0xda,
2621             0xf9, 0x70, 0x24, 0x2b, 0x6c, 0x5a, 0xab, 0x3a, 0xa4, 0xb2, 0x96,
2622             0xad, 0x8b, 0x9f, 0x68, 0x32, 0xf6, 0x86, 0xef, 0x70, 0xfa, 0x93,
2623             0x8b, 0x31, 0xb4, 0xe5, 0xdd, 0xd7, 0x36, 0x44, 0x42, 0xd3, 0xea,
2624             0x72, 0xe7, 0x3d, 0x66, 0x8f, 0xb0, 0x93, 0x77, 0x96, 0xf4, 0x62,
2625             0x92, 0x3a, 0x81, 0xa4, 0x7e, 0x1c, 0xee, 0x74, 0x26, 0xff, 0x6d,
2626             0x92, 0x21, 0x26, 0x9b, 0x5a, 0x62, 0xec, 0x03, 0xd6, 0xec, 0x94,
2627             0xd1, 0x26, 0x06, 0xcb, 0x48, 0x55, 0x60, 0xba, 0xb5, 0x74, 0x81,
2628             0x60, 0x09, 0xe9, 0x65, 0x04, 0x24, 0x93, 0x85, 0xbb, 0x61, 0xa8,
2629             0x19, 0xbe, 0x04, 0xf6, 0x2c, 0x20, 0x66, 0x21, 0x4d, 0x83, 0x60,
2630             0xa2, 0x02, 0x2b, 0xeb, 0x31, 0x62, 0x40, 0xb6, 0xc7, 0xd7, 0x8b,
2631             0xbe, 0x56, 0xc1, 0x30, 0x82, 0xe0, 0xca, 0x27, 0x26, 0x61, 0x21,
2632             0x0a, 0xbf, 0x02, 0x0b, 0xf3, 0xb5, 0x78, 0x3f, 0x14, 0x26, 0x43,
2633             0x6c, 0xf9, 0xff, 0x41, 0x84, 0x05, 0x93, 0xa5, 0xd0, 0x63, 0x8d,
2634             0x32, 0xfc, 0x51, 0xc5, 0xc6, 0x5f, 0xf2, 0x91, 0xa3, 0xa7, 0xa5,
2635             0x2f, 0xd6, 0x77, 0x5e, 0x62, 0x3a, 0x44, 0x39, 0xcc, 0x08, 0xdd,
2636             0x25, 0x58, 0x2f, 0xeb, 0xc9, 0x44, 0xef, 0x92, 0xd8, 0xdb, 0xd3,
2637             0x29, 0xc9, 0x1d, 0xe3, 0xe9, 0xc9, 0x58, 0x2e, 0x41, 0xf1, 0x7f,
2638             0x3d, 0x18, 0x6f, 0x10, 0x4a, 0xd3, 0xf9, 0x09, 0x95, 0x11, 0x6c,
2639             0x68, 0x2a, 0x2a, 0x14, 0xa3, 0xb4, 0xb1, 0xf5, 0x47, 0xc3, 0x35,
2640             0xf0, 0xbe, 0x71, 0x0f, 0xc9, 0xfc, 0x03, 0xe0, 0xe5, 0x87, 0xb8,
2641             0xcd, 0xa3, 0x1c, 0xe6, 0x5b, 0x96, 0x98, 0x78, 0xa4, 0xad, 0x42,
2642             0x83, 0xe6, 0xd5, 0xb0, 0x37, 0x3f, 0x43, 0xda, 0x86, 0xe9, 0xe0,
2643             0xff, 0xe1, 0xae, 0x0f, 0xdd, 0xd3, 0x51, 0x62, 0x55, 0xbd, 0x74,
2644             0x56, 0x6f, 0x36, 0xa3, 0x87, 0x03, 0xd5, 0xf3, 0x42, 0x49, 0xde,
2645             0xd1, 0xf6, 0x6b, 0x3d, 0x9b, 0x45, 0xb9, 0xaf, 0x2c, 0xcf, 0xef,
2646             0xe9, 0x84, 0xe1, 0x33, 0x76, 0xb1, 0xb2, 0xc6, 0x40, 0x4a, 0xa4,
2647             0x8c, 0x80, 0x26, 0x13, 0x23, 0x43, 0xda, 0x3f, 0x3a, 0x33, 0x65,
2648             0x9e, 0xc1, 0xb3, 0xe9, 0x50, 0x80, 0x54, 0x0b, 0x28, 0xb7, 0xf3,
2649             0xfc, 0xd3, 0x5f, 0xa5, 0xd8, 0x43, 0xb5, 0x79, 0xa8, 0x4c, 0x08,
2650             0x91, 0x21, 0xa6, 0x0d, 0x8c, 0x17, 0x54, 0x91, 0x5c, 0x34, 0x4e,
2651             0xea, 0xf4, 0x5a, 0x9b, 0xf2, 0x7d, 0xc0, 0xc1, 0xe7, 0x84, 0x16,
2652             0x16, 0x91, 0x22, 0x09, 0x13, 0x13, 0xeb, 0x0e, 0x87, 0x55, 0x5a,
2653             0xbd, 0x70, 0x66, 0x26, 0xe5, 0x57, 0xfc, 0x36, 0xa0, 0x4f, 0xcd,
2654             0x19, 0x1a, 0x58, 0x82, 0x91, 0x04, 0xd6, 0x07, 0x5c, 0x55, 0x94,
2655             0xf6, 0x27, 0xca, 0x50, 0x6b, 0xf1, 0x81, 0xda, 0xec, 0x94, 0x0f,
2656             0x4a, 0x4f, 0x3a, 0xf0, 0x07, 0x4e, 0xee, 0x89, 0xda, 0xac, 0xde,
2657             0x67, 0x58, 0x31, 0x26, 0x22, 0xd4, 0xfa, 0x67, 0x5b, 0x39, 0xf7,
2658             0x28, 0xe0, 0x62, 0xd2, 0xbe, 0xe6, 0x80, 0xd8, 0xf4, 0x1a, 0x59,
2659             0x7c, 0x26, 0x26, 0x48, 0xbb, 0x18, 0xbc, 0xfc, 0x13, 0xc8, 0xb3,
2660             0xd9, 0x7b, 0x1a, 0x77, 0xb2, 0xac, 0x3a, 0xf7, 0x45, 0xd6, 0x1a,
2661             0x34, 0xcc, 0x47, 0x09, 0x86, 0x5b, 0xac, 0x82, 0x4a, 0x94, 0xbb,
2662             0x19, 0x05, 0x80, 0x15, 0xe4, 0xe4, 0x2d, 0xea, 0x53, 0x88, 0xb9,
2663             0x11, 0xe7, 0x6d, 0x28, 0x56, 0xd6, 0x8c, 0xf6, 0xcf, 0x39, 0x41,
2664             0x85,
2665         ];
2666 
2667         assert_encrypt_initial_pkt(
2668             &mut header,
2669             &dcid,
2670             &frames,
2671             2,
2672             4,
2673             false,
2674             &pkt,
2675         );
2676     }
2677 
2678     #[test]
encrypt_server_initial_v1()2679     fn encrypt_server_initial_v1() {
2680         let mut header = [
2681             0xc1, 0x00, 0x00, 0x00, 0x01, 0x00, 0x08, 0xf0, 0x67, 0xa5, 0x50,
2682             0x2a, 0x42, 0x62, 0xb5, 0x00, 0x40, 0x75, 0x00, 0x01,
2683         ];
2684 
2685         let dcid = [0x83, 0x94, 0xc8, 0xf0, 0x3e, 0x51, 0x57, 0x08];
2686 
2687         let frames = [
2688             0x02, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00, 0x40, 0x5a, 0x02, 0x00,
2689             0x00, 0x56, 0x03, 0x03, 0xee, 0xfc, 0xe7, 0xf7, 0xb3, 0x7b, 0xa1,
2690             0xd1, 0x63, 0x2e, 0x96, 0x67, 0x78, 0x25, 0xdd, 0xf7, 0x39, 0x88,
2691             0xcf, 0xc7, 0x98, 0x25, 0xdf, 0x56, 0x6d, 0xc5, 0x43, 0x0b, 0x9a,
2692             0x04, 0x5a, 0x12, 0x00, 0x13, 0x01, 0x00, 0x00, 0x2e, 0x00, 0x33,
2693             0x00, 0x24, 0x00, 0x1d, 0x00, 0x20, 0x9d, 0x3c, 0x94, 0x0d, 0x89,
2694             0x69, 0x0b, 0x84, 0xd0, 0x8a, 0x60, 0x99, 0x3c, 0x14, 0x4e, 0xca,
2695             0x68, 0x4d, 0x10, 0x81, 0x28, 0x7c, 0x83, 0x4d, 0x53, 0x11, 0xbc,
2696             0xf3, 0x2b, 0xb9, 0xda, 0x1a, 0x00, 0x2b, 0x00, 0x02, 0x03, 0x04,
2697         ];
2698 
2699         let pkt = [
2700             0xcf, 0x00, 0x00, 0x00, 0x01, 0x00, 0x08, 0xf0, 0x67, 0xa5, 0x50,
2701             0x2a, 0x42, 0x62, 0xb5, 0x00, 0x40, 0x75, 0xc0, 0xd9, 0x5a, 0x48,
2702             0x2c, 0xd0, 0x99, 0x1c, 0xd2, 0x5b, 0x0a, 0xac, 0x40, 0x6a, 0x58,
2703             0x16, 0xb6, 0x39, 0x41, 0x00, 0xf3, 0x7a, 0x1c, 0x69, 0x79, 0x75,
2704             0x54, 0x78, 0x0b, 0xb3, 0x8c, 0xc5, 0xa9, 0x9f, 0x5e, 0xde, 0x4c,
2705             0xf7, 0x3c, 0x3e, 0xc2, 0x49, 0x3a, 0x18, 0x39, 0xb3, 0xdb, 0xcb,
2706             0xa3, 0xf6, 0xea, 0x46, 0xc5, 0xb7, 0x68, 0x4d, 0xf3, 0x54, 0x8e,
2707             0x7d, 0xde, 0xb9, 0xc3, 0xbf, 0x9c, 0x73, 0xcc, 0x3f, 0x3b, 0xde,
2708             0xd7, 0x4b, 0x56, 0x2b, 0xfb, 0x19, 0xfb, 0x84, 0x02, 0x2f, 0x8e,
2709             0xf4, 0xcd, 0xd9, 0x37, 0x95, 0xd7, 0x7d, 0x06, 0xed, 0xbb, 0x7a,
2710             0xaf, 0x2f, 0x58, 0x89, 0x18, 0x50, 0xab, 0xbd, 0xca, 0x3d, 0x20,
2711             0x39, 0x8c, 0x27, 0x64, 0x56, 0xcb, 0xc4, 0x21, 0x58, 0x40, 0x7d,
2712             0xd0, 0x74, 0xee,
2713         ];
2714 
2715         assert_encrypt_initial_pkt(&mut header, &dcid, &frames, 1, 2, true, &pkt);
2716     }
2717 
2718     #[test]
encrypt_server_initial_draft29()2719     fn encrypt_server_initial_draft29() {
2720         let mut header = [
2721             0xc1, 0xff, 0x00, 0x00, 0x1d, 0x00, 0x08, 0xf0, 0x67, 0xa5, 0x50,
2722             0x2a, 0x42, 0x62, 0xb5, 0x00, 0x40, 0x74, 0x00, 0x01,
2723         ];
2724 
2725         let dcid = [0x83, 0x94, 0xc8, 0xf0, 0x3e, 0x51, 0x57, 0x08];
2726 
2727         let frames = [
2728             0x0d, 0x00, 0x00, 0x00, 0x00, 0x18, 0x41, 0x0a, 0x02, 0x00, 0x00,
2729             0x56, 0x03, 0x03, 0xee, 0xfc, 0xe7, 0xf7, 0xb3, 0x7b, 0xa1, 0xd1,
2730             0x63, 0x2e, 0x96, 0x67, 0x78, 0x25, 0xdd, 0xf7, 0x39, 0x88, 0xcf,
2731             0xc7, 0x98, 0x25, 0xdf, 0x56, 0x6d, 0xc5, 0x43, 0x0b, 0x9a, 0x04,
2732             0x5a, 0x12, 0x00, 0x13, 0x01, 0x00, 0x00, 0x2e, 0x00, 0x33, 0x00,
2733             0x24, 0x00, 0x1d, 0x00, 0x20, 0x9d, 0x3c, 0x94, 0x0d, 0x89, 0x69,
2734             0x0b, 0x84, 0xd0, 0x8a, 0x60, 0x99, 0x3c, 0x14, 0x4e, 0xca, 0x68,
2735             0x4d, 0x10, 0x81, 0x28, 0x7c, 0x83, 0x4d, 0x53, 0x11, 0xbc, 0xf3,
2736             0x2b, 0xb9, 0xda, 0x1a, 0x00, 0x2b, 0x00, 0x02, 0x03, 0x04,
2737         ];
2738 
2739         let pkt = [
2740             0xca, 0xff, 0x00, 0x00, 0x1d, 0x00, 0x08, 0xf0, 0x67, 0xa5, 0x50,
2741             0x2a, 0x42, 0x62, 0xb5, 0x00, 0x40, 0x74, 0xaa, 0xf2, 0xf0, 0x07,
2742             0x82, 0x3a, 0x5d, 0x3a, 0x12, 0x07, 0xc8, 0x6e, 0xe4, 0x91, 0x32,
2743             0x82, 0x4f, 0x04, 0x65, 0x24, 0x3d, 0x08, 0x2d, 0x86, 0x8b, 0x10,
2744             0x7a, 0x38, 0x09, 0x2b, 0xc8, 0x05, 0x28, 0x66, 0x4c, 0xbf, 0x94,
2745             0x56, 0xeb, 0xf2, 0x76, 0x73, 0xfb, 0x5f, 0xa5, 0x06, 0x1a, 0xb5,
2746             0x73, 0xc9, 0xf0, 0x01, 0xb8, 0x1d, 0xa0, 0x28, 0xa0, 0x0d, 0x52,
2747             0xab, 0x00, 0xb1, 0x5b, 0xeb, 0xaa, 0x70, 0x64, 0x0e, 0x10, 0x6c,
2748             0xf2, 0xac, 0xd0, 0x43, 0xe9, 0xc6, 0xb4, 0x41, 0x1c, 0x0a, 0x79,
2749             0x63, 0x71, 0x34, 0xd8, 0x99, 0x37, 0x01, 0xfe, 0x77, 0x9e, 0x58,
2750             0xc2, 0xfe, 0x75, 0x3d, 0x14, 0xb0, 0x56, 0x40, 0x21, 0x56, 0x5e,
2751             0xa9, 0x2e, 0x57, 0xbc, 0x6f, 0xaf, 0x56, 0xdf, 0xc7, 0xa4, 0x08,
2752             0x70, 0xe6,
2753         ];
2754 
2755         assert_encrypt_initial_pkt(&mut header, &dcid, &frames, 1, 2, true, &pkt);
2756     }
2757 
2758     #[test]
encrypt_server_initial_draft28()2759     fn encrypt_server_initial_draft28() {
2760         let mut header = [
2761             0xc1, 0xff, 0x00, 0x00, 0x1c, 0x00, 0x08, 0xf0, 0x67, 0xa5, 0x50,
2762             0x2a, 0x42, 0x62, 0xb5, 0x00, 0x40, 0x74, 0x00, 0x01,
2763         ];
2764 
2765         let dcid = [0x83, 0x94, 0xc8, 0xf0, 0x3e, 0x51, 0x57, 0x08];
2766 
2767         let frames = [
2768             0x0d, 0x00, 0x00, 0x00, 0x00, 0x18, 0x41, 0x0a, 0x02, 0x00, 0x00,
2769             0x56, 0x03, 0x03, 0xee, 0xfc, 0xe7, 0xf7, 0xb3, 0x7b, 0xa1, 0xd1,
2770             0x63, 0x2e, 0x96, 0x67, 0x78, 0x25, 0xdd, 0xf7, 0x39, 0x88, 0xcf,
2771             0xc7, 0x98, 0x25, 0xdf, 0x56, 0x6d, 0xc5, 0x43, 0x0b, 0x9a, 0x04,
2772             0x5a, 0x12, 0x00, 0x13, 0x01, 0x00, 0x00, 0x2e, 0x00, 0x33, 0x00,
2773             0x24, 0x00, 0x1d, 0x00, 0x20, 0x9d, 0x3c, 0x94, 0x0d, 0x89, 0x69,
2774             0x0b, 0x84, 0xd0, 0x8a, 0x60, 0x99, 0x3c, 0x14, 0x4e, 0xca, 0x68,
2775             0x4d, 0x10, 0x81, 0x28, 0x7c, 0x83, 0x4d, 0x53, 0x11, 0xbc, 0xf3,
2776             0x2b, 0xb9, 0xda, 0x1a, 0x00, 0x2b, 0x00, 0x02, 0x03, 0x04,
2777         ];
2778 
2779         let pkt = [
2780             0xc9, 0xff, 0x00, 0x00, 0x1c, 0x00, 0x08, 0xf0, 0x67, 0xa5, 0x50,
2781             0x2a, 0x42, 0x62, 0xb5, 0x00, 0x40, 0x74, 0x16, 0x8b, 0xf2, 0x2b,
2782             0x70, 0x02, 0x59, 0x6f, 0x99, 0xae, 0x67, 0xab, 0xf6, 0x5a, 0x58,
2783             0x52, 0xf5, 0x4f, 0x58, 0xc3, 0x7c, 0x80, 0x86, 0x82, 0xe2, 0xe4,
2784             0x04, 0x92, 0xd8, 0xa3, 0x89, 0x9f, 0xb0, 0x4f, 0xc0, 0xaf, 0xe9,
2785             0xaa, 0xbc, 0x87, 0x67, 0xb1, 0x8a, 0x0a, 0xa4, 0x93, 0x53, 0x74,
2786             0x26, 0x37, 0x3b, 0x48, 0xd5, 0x02, 0x21, 0x4d, 0xd8, 0x56, 0xd6,
2787             0x3b, 0x78, 0xce, 0xe3, 0x7b, 0xc6, 0x64, 0xb3, 0xfe, 0x86, 0xd4,
2788             0x87, 0xac, 0x7a, 0x77, 0xc5, 0x30, 0x38, 0xa3, 0xcd, 0x32, 0xf0,
2789             0xb5, 0x00, 0x4d, 0x9f, 0x57, 0x54, 0xc4, 0xf7, 0xf2, 0xd1, 0xf3,
2790             0x5c, 0xf3, 0xf7, 0x11, 0x63, 0x51, 0xc9, 0x2b, 0xda, 0x5b, 0x23,
2791             0xc8, 0x10, 0x34, 0xab, 0x74, 0xf5, 0x4c, 0xb1, 0xbd, 0x72, 0x95,
2792             0x12, 0x56,
2793         ];
2794 
2795         assert_encrypt_initial_pkt(&mut header, &dcid, &frames, 1, 2, true, &pkt);
2796     }
2797 
2798     #[test]
encrypt_chacha20()2799     fn encrypt_chacha20() {
2800         let secret = [
2801             0x9a, 0xc3, 0x12, 0xa7, 0xf8, 0x77, 0x46, 0x8e, 0xbe, 0x69, 0x42,
2802             0x27, 0x48, 0xad, 0x00, 0xa1, 0x54, 0x43, 0xf1, 0x82, 0x03, 0xa0,
2803             0x7d, 0x60, 0x60, 0xf6, 0x88, 0xf3, 0x0f, 0x21, 0x63, 0x2b,
2804         ];
2805 
2806         let mut header = [0x42, 0x00, 0xbf, 0xf4];
2807 
2808         let expected_pkt = [
2809             0x4c, 0xfe, 0x41, 0x89, 0x65, 0x5e, 0x5c, 0xd5, 0x5c, 0x41, 0xf6,
2810             0x90, 0x80, 0x57, 0x5d, 0x79, 0x99, 0xc2, 0x5a, 0x5b, 0xfb,
2811         ];
2812 
2813         let mut b = octets::OctetsMut::with_slice(&mut header);
2814 
2815         let hdr = Header::from_bytes(&mut b, 0).unwrap();
2816         assert_eq!(hdr.ty, Type::Short);
2817 
2818         let mut out = vec![0; expected_pkt.len()];
2819         let mut b = octets::OctetsMut::with_slice(&mut out);
2820 
2821         b.put_bytes(&header).unwrap();
2822 
2823         let alg = crypto::Algorithm::ChaCha20_Poly1305;
2824 
2825         let aead = crypto::Seal::from_secret(alg, &secret).unwrap();
2826 
2827         let pn = 654_360_564;
2828         let pn_len = 3;
2829 
2830         let frames = [01];
2831 
2832         let payload_len = frames.len();
2833 
2834         let payload_offset = b.off();
2835 
2836         b.put_bytes(&frames).unwrap();
2837 
2838         let written = encrypt_pkt(
2839             &mut b,
2840             pn,
2841             pn_len,
2842             payload_len,
2843             payload_offset,
2844             None,
2845             &aead,
2846         )
2847         .unwrap();
2848 
2849         assert_eq!(written, expected_pkt.len());
2850         assert_eq!(&out[..written], &expected_pkt[..]);
2851     }
2852 
2853     #[test]
decrypt_pkt_underflow()2854     fn decrypt_pkt_underflow() {
2855         let mut buf = [0; 65535];
2856         let mut b = octets::OctetsMut::with_slice(&mut buf);
2857 
2858         let hdr = Header {
2859             ty: Type::Initial,
2860             version: crate::PROTOCOL_VERSION,
2861             dcid: ConnectionId::default(),
2862             scid: ConnectionId::default(),
2863             pkt_num: 0,
2864             pkt_num_len: 0,
2865             token: None,
2866             versions: None,
2867             key_phase: false,
2868         };
2869 
2870         hdr.to_bytes(&mut b).unwrap();
2871 
2872         b.put_bytes(&[0; 50]).unwrap();
2873 
2874         let payload_len = b.get_varint().unwrap() as usize;
2875 
2876         let (aead, _) =
2877             crypto::derive_initial_key_material(b"", hdr.version, true).unwrap();
2878 
2879         assert_eq!(
2880             decrypt_pkt(&mut b, 0, 1, payload_len, &aead),
2881             Err(Error::InvalidPacket)
2882         );
2883     }
2884 
2885     #[test]
decrypt_pkt_too_small()2886     fn decrypt_pkt_too_small() {
2887         let mut buf = [0; 65535];
2888         let mut b = octets::OctetsMut::with_slice(&mut buf);
2889 
2890         let hdr = Header {
2891             ty: Type::Initial,
2892             version: crate::PROTOCOL_VERSION,
2893             dcid: ConnectionId::default(),
2894             scid: ConnectionId::default(),
2895             pkt_num: 0,
2896             pkt_num_len: 0,
2897             token: None,
2898             versions: None,
2899             key_phase: false,
2900         };
2901 
2902         hdr.to_bytes(&mut b).unwrap();
2903 
2904         b.put_bytes(&[0; 1]).unwrap();
2905 
2906         // No space for decryption.
2907         let payload_len = 1;
2908 
2909         let (aead, _) =
2910             crypto::derive_initial_key_material(b"", hdr.version, true).unwrap();
2911 
2912         assert_eq!(
2913             decrypt_pkt(&mut b, 0, 1, payload_len, &aead),
2914             Err(Error::CryptoFail)
2915         );
2916     }
2917 }
2918