2 * Copyright 2022 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
10 #include "internal/packet.h"
11 #include "internal/quic_wire.h"
12 #include "internal/quic_wire_pkt.h"
15 struct encode_test_case {
16 int (*serializer)(WPACKET *pkt);
17 const unsigned char *expect_buf;
18 size_t expect_buf_len;
20 * fail: -1 if not truncated (function should test for success), else number
21 * of bytes to which the input has been truncated (function should test that
24 int (*deserializer)(PACKET *pkt, ossl_ssize_t fail);
28 static int encode_case_1_enc(WPACKET *pkt)
30 if (!TEST_int_eq(ossl_quic_wire_encode_padding(pkt, 3), 1))
36 static int encode_case_1_dec(PACKET *pkt, ossl_ssize_t fail)
39 /* No failure modes for padding */
42 if (!TEST_int_eq(ossl_quic_wire_decode_padding(pkt), 3))
48 static const unsigned char encode_case_1_expect[] = {
53 static int encode_case_2_enc(WPACKET *pkt)
56 if (!TEST_int_eq(ossl_quic_wire_encode_frame_ping(pkt), 1))
62 static int encode_case_2_dec(PACKET *pkt, ossl_ssize_t fail)
65 if (!TEST_int_eq(ossl_quic_wire_decode_frame_ping(pkt), fail < 0))
71 static const unsigned char encode_case_2_expect[] = {
76 static const OSSL_QUIC_ACK_RANGE encode_case_3_ranges[] = {
81 static const OSSL_QUIC_FRAME_ACK encode_case_3_f = {
82 (OSSL_QUIC_ACK_RANGE *)encode_case_3_ranges,
83 OSSL_NELEM(encode_case_3_ranges),
88 static int encode_case_3_enc(WPACKET *pkt)
90 if (!TEST_int_eq(ossl_quic_wire_encode_frame_ack(pkt, 3, &encode_case_3_f), 1))
96 static int encode_case_3_dec(PACKET *pkt, ossl_ssize_t fail)
98 OSSL_QUIC_ACK_RANGE ranges[4] = {0};
99 OSSL_QUIC_FRAME_ACK f = {0};
100 uint64_t total_ranges = 0, peek_total_ranges = 0;
103 f.ack_ranges = ranges;
104 f.num_ack_ranges = OSSL_NELEM(ranges);
106 ret = ossl_quic_wire_peek_frame_ack_num_ranges(pkt, &peek_total_ranges);
107 if (fail < 0 && !TEST_int_eq(ret, 1))
110 if (!TEST_int_eq(ossl_quic_wire_decode_frame_ack(pkt, 3, &f, &total_ranges), fail < 0))
113 if (ret == 1 && !TEST_uint64_t_eq(peek_total_ranges, 2))
119 if (!TEST_uint64_t_eq(total_ranges, peek_total_ranges))
122 if (!TEST_uint64_t_le(f.num_ack_ranges * sizeof(OSSL_QUIC_ACK_RANGE),
124 || !TEST_uint64_t_le(encode_case_3_f.num_ack_ranges
125 * sizeof(OSSL_QUIC_ACK_RANGE),
129 if (!TEST_mem_eq(f.ack_ranges,
130 (size_t)f.num_ack_ranges * sizeof(OSSL_QUIC_ACK_RANGE),
131 encode_case_3_f.ack_ranges,
132 (size_t)encode_case_3_f.num_ack_ranges * sizeof(OSSL_QUIC_ACK_RANGE)))
135 if (!TEST_uint64_t_eq(ossl_time2ticks(f.delay_time),
136 ossl_time2ticks(encode_case_3_f.delay_time)))
139 if (!TEST_true(f.ecn_present))
142 if (!TEST_uint64_t_eq(f.ect0, encode_case_3_f.ect0))
145 if (!TEST_uint64_t_eq(f.ect1, encode_case_3_f.ect1))
148 if (!TEST_uint64_t_eq(f.ecnce, encode_case_3_f.ecnce))
154 static const unsigned char encode_case_3_expect[] = {
156 0x1E, /* Largest Acknowledged */
157 0x40, 0x7d, /* ACK Delay */
158 1, /* ACK Range Count */
159 10, /* First ACK Range */
164 0x3c, /* ECT0 Count */
165 0x40, 0x46, /* ECT1 Count */
166 0x40, 0x50, /* ECNCE Count */
169 /* 4. RESET_STREAM */
170 static const OSSL_QUIC_FRAME_RESET_STREAM encode_case_4_f = {
171 0x1234, 0x9781, 0x11717
174 static int encode_case_4_enc(WPACKET *pkt)
176 if (!TEST_int_eq(ossl_quic_wire_encode_frame_reset_stream(pkt,
177 &encode_case_4_f), 1))
183 static int encode_case_4_dec(PACKET *pkt, ossl_ssize_t fail)
185 OSSL_QUIC_FRAME_RESET_STREAM f = {0};
187 if (!TEST_int_eq(ossl_quic_wire_decode_frame_reset_stream(pkt, &f), fail < 0))
193 if (!TEST_mem_eq(&f, sizeof(f), &encode_case_4_f, sizeof(encode_case_4_f)))
199 static const unsigned char encode_case_4_expect[] = {
201 0x52, 0x34, /* Stream ID */
202 0x80, 0x00, 0x97, 0x81, /* App Error Code */
203 0x80, 0x01, 0x17, 0x17, /* Final Size */
206 /* 5. STOP_SENDING */
207 static const OSSL_QUIC_FRAME_STOP_SENDING encode_case_5_f = {
211 static int encode_case_5_enc(WPACKET *pkt)
213 if (!TEST_int_eq(ossl_quic_wire_encode_frame_stop_sending(pkt,
214 &encode_case_5_f), 1))
220 static int encode_case_5_dec(PACKET *pkt, ossl_ssize_t fail)
222 OSSL_QUIC_FRAME_STOP_SENDING f = {0};
224 if (!TEST_int_eq(ossl_quic_wire_decode_frame_stop_sending(pkt, &f), fail < 0))
230 if (!TEST_mem_eq(&f, sizeof(f), &encode_case_5_f, sizeof(encode_case_5_f)))
236 static const unsigned char encode_case_5_expect[] = {
238 0x52, 0x34, /* Stream ID */
239 0x80, 0x00, 0x97, 0x81 /* App Error Code */
243 static const unsigned char encode_case_6_data[] = {
247 static const OSSL_QUIC_FRAME_CRYPTO encode_case_6_f = {
248 0x1234, sizeof(encode_case_6_data), encode_case_6_data
251 static int encode_case_6_enc(WPACKET *pkt)
253 if (!TEST_ptr(ossl_quic_wire_encode_frame_crypto(pkt,
260 static int encode_case_6_dec(PACKET *pkt, ossl_ssize_t fail)
262 OSSL_QUIC_FRAME_CRYPTO f = {0};
264 if (!TEST_int_eq(ossl_quic_wire_decode_frame_crypto(pkt, &f), fail < 0))
270 if (!TEST_uint64_t_eq(f.offset, 0x1234))
273 if (!TEST_uint64_t_le(f.len, SIZE_MAX))
276 if (!TEST_mem_eq(f.data, (size_t)f.len,
277 encode_case_6_data, sizeof(encode_case_6_data)))
283 static const unsigned char encode_case_6_expect[] = {
285 0x52, 0x34, /* Offset */
287 93, 18, 17, 102, 33 /* Data */
291 static const unsigned char encode_case_7_token[] = {
292 0xde, 0x06, 0xcb, 0x76, 0x5d, 0xb1, 0xa7, 0x71,
293 0x78, 0x09, 0xbb, 0xe8, 0x50, 0x19, 0x12, 0x9a
296 static int encode_case_7_enc(WPACKET *pkt)
298 if (!TEST_int_eq(ossl_quic_wire_encode_frame_new_token(pkt,
300 sizeof(encode_case_7_token)), 1))
306 static int encode_case_7_dec(PACKET *pkt, ossl_ssize_t fail)
308 const unsigned char *token = NULL;
309 size_t token_len = 0;
311 if (!TEST_int_eq(ossl_quic_wire_decode_frame_new_token(pkt,
313 &token_len), fail < 0))
319 if (!TEST_mem_eq(token, token_len,
320 encode_case_7_token, sizeof(encode_case_7_token)))
326 static const unsigned char encode_case_7_expect[] = {
329 0xde, 0x06, 0xcb, 0x76, 0x5d, 0xb1, 0xa7, 0x71, /* Token */
330 0x78, 0x09, 0xbb, 0xe8, 0x50, 0x19, 0x12, 0x9a
333 /* 8. STREAM (no length, no offset, no fin) */
334 static const unsigned char encode_case_8_data[] = {
335 0xde, 0x06, 0xcb, 0x76, 0x5d
337 static const OSSL_QUIC_FRAME_STREAM encode_case_8_f = {
338 0x1234, 0, 5, encode_case_8_data, 0, 0
341 static int encode_case_8_enc(WPACKET *pkt)
343 if (!TEST_ptr(ossl_quic_wire_encode_frame_stream(pkt,
350 static int encode_case_8_dec(PACKET *pkt, ossl_ssize_t fail)
352 OSSL_QUIC_FRAME_STREAM f = {0};
356 * This case uses implicit length signalling so truncation will not
357 * cause it to fail unless the header (which is 3 bytes) is truncated.
361 if (!TEST_int_eq(ossl_quic_wire_decode_frame_stream(pkt, &f), fail < 0))
367 if (!TEST_uint64_t_le(f.len, SIZE_MAX))
370 if (!TEST_mem_eq(f.data, (size_t)f.len,
371 encode_case_8_data, sizeof(encode_case_8_data)))
374 if (!TEST_uint64_t_eq(f.stream_id, 0x1234))
377 if (!TEST_uint64_t_eq(f.offset, 0))
380 if (!TEST_int_eq(f.has_explicit_len, 0))
383 if (!TEST_int_eq(f.is_fin, 0))
389 static const unsigned char encode_case_8_expect[] = {
390 0x08, /* Type (OFF=0, LEN=0, FIN=0) */
391 0x52, 0x34, /* Stream ID */
392 0xde, 0x06, 0xcb, 0x76, 0x5d /* Data */
395 /* 9. STREAM (length, offset, fin) */
396 static const unsigned char encode_case_9_data[] = {
397 0xde, 0x06, 0xcb, 0x76, 0x5d
399 static const OSSL_QUIC_FRAME_STREAM encode_case_9_f = {
400 0x1234, 0x39, 5, encode_case_9_data, 1, 1
403 static int encode_case_9_enc(WPACKET *pkt)
405 if (!TEST_ptr(ossl_quic_wire_encode_frame_stream(pkt,
412 static int encode_case_9_dec(PACKET *pkt, ossl_ssize_t fail)
414 OSSL_QUIC_FRAME_STREAM f = {0};
416 if (!TEST_int_eq(ossl_quic_wire_decode_frame_stream(pkt, &f), fail < 0))
422 if (!TEST_uint64_t_le(f.len, SIZE_MAX))
425 if (!TEST_mem_eq(f.data, (size_t)f.len,
426 encode_case_9_data, sizeof(encode_case_9_data)))
429 if (!TEST_uint64_t_eq(f.stream_id, 0x1234))
432 if (!TEST_uint64_t_eq(f.offset, 0x39))
435 if (!TEST_int_eq(f.has_explicit_len, 1))
438 if (!TEST_int_eq(f.is_fin, 1))
444 static const unsigned char encode_case_9_expect[] = {
445 0x0f, /* Type (OFF=1, LEN=1, FIN=1) */
446 0x52, 0x34, /* Stream ID */
449 0xde, 0x06, 0xcb, 0x76, 0x5d /* Data */
453 static int encode_case_10_enc(WPACKET *pkt)
455 if (!TEST_int_eq(ossl_quic_wire_encode_frame_max_data(pkt, 0x1234), 1))
461 static int encode_case_10_dec(PACKET *pkt, ossl_ssize_t fail)
463 uint64_t max_data = 0;
465 if (!TEST_int_eq(ossl_quic_wire_decode_frame_max_data(pkt, &max_data), fail < 0))
471 if (!TEST_uint64_t_eq(max_data, 0x1234))
477 static const unsigned char encode_case_10_expect[] = {
479 0x52, 0x34, /* Max Data */
482 /* 11. MAX_STREAM_DATA */
483 static int encode_case_11_enc(WPACKET *pkt)
485 if (!TEST_int_eq(ossl_quic_wire_encode_frame_max_stream_data(pkt,
493 static int encode_case_11_dec(PACKET *pkt, ossl_ssize_t fail)
495 uint64_t stream_id = 0, max_data = 0;
497 if (!TEST_int_eq(ossl_quic_wire_decode_frame_max_stream_data(pkt,
499 &max_data), fail < 0))
505 if (!TEST_uint64_t_eq(stream_id, 0x1234))
508 if (!TEST_uint64_t_eq(max_data, 0x9781))
514 static const unsigned char encode_case_11_expect[] = {
516 0x52, 0x34, /* Stream ID */
517 0x80, 0x00, 0x97, 0x81, /* Max Data */
520 /* 12. MAX_STREAMS */
521 static int encode_case_12_enc(WPACKET *pkt)
523 if (!TEST_int_eq(ossl_quic_wire_encode_frame_max_streams(pkt, 0, 0x1234), 1))
526 if (!TEST_int_eq(ossl_quic_wire_encode_frame_max_streams(pkt, 1, 0x9781), 1))
532 static int encode_case_12_dec(PACKET *pkt, ossl_ssize_t fail)
534 uint64_t max_streams_1 = 0, max_streams_2 = 0,
535 frame_type_1 = 0, frame_type_2 = 0;
537 if (!TEST_int_eq(ossl_quic_wire_peek_frame_header(pkt, &frame_type_1),
538 fail < 0 || fail >= 1))
541 if (!TEST_int_eq(ossl_quic_wire_decode_frame_max_streams(pkt,
543 fail < 0 || fail >= 3))
546 if (!TEST_int_eq(ossl_quic_wire_peek_frame_header(pkt, &frame_type_2),
547 fail < 0 || fail >= 4))
550 if (!TEST_int_eq(ossl_quic_wire_decode_frame_max_streams(pkt,
555 if ((fail < 0 || fail >= 3)
556 && !TEST_uint64_t_eq(frame_type_1, OSSL_QUIC_FRAME_TYPE_MAX_STREAMS_BIDI))
559 if ((fail < 0 || fail >= 3)
560 && !TEST_uint64_t_eq(max_streams_1, 0x1234))
563 if ((fail < 0 || fail >= 8)
564 && !TEST_uint64_t_eq(frame_type_2, OSSL_QUIC_FRAME_TYPE_MAX_STREAMS_UNI))
567 if ((fail < 0 || fail >= 8)
568 && !TEST_uint64_t_eq(max_streams_2, 0x9781))
574 static const unsigned char encode_case_12_expect[] = {
575 0x12, /* Type (MAX_STREAMS Bidirectional) */
576 0x52, 0x34, /* Max Streams */
577 0x13, /* Type (MAX_STREAMS Unidirectional) */
578 0x80, 0x00, 0x97, 0x81, /* Max Streams */
581 /* 13. DATA_BLOCKED */
582 static int encode_case_13_enc(WPACKET *pkt)
584 if (!TEST_int_eq(ossl_quic_wire_encode_frame_data_blocked(pkt, 0x1234), 1))
590 static int encode_case_13_dec(PACKET *pkt, ossl_ssize_t fail)
592 uint64_t max_data = 0;
594 if (!TEST_int_eq(ossl_quic_wire_decode_frame_data_blocked(pkt,
595 &max_data), fail < 0))
601 if (!TEST_uint64_t_eq(max_data, 0x1234))
607 static const unsigned char encode_case_13_expect[] = {
609 0x52, 0x34, /* Max Data */
612 /* 14. STREAM_DATA_BLOCKED */
613 static int encode_case_14_enc(WPACKET *pkt)
615 if (!TEST_int_eq(ossl_quic_wire_encode_frame_stream_data_blocked(pkt,
623 static int encode_case_14_dec(PACKET *pkt, ossl_ssize_t fail)
625 uint64_t stream_id = 0, max_data = 0;
627 if (!TEST_int_eq(ossl_quic_wire_decode_frame_stream_data_blocked(pkt,
629 &max_data), fail < 0))
635 if (!TEST_uint64_t_eq(stream_id, 0x1234))
638 if (!TEST_uint64_t_eq(max_data, 0x9781))
644 static const unsigned char encode_case_14_expect[] = {
646 0x52, 0x34, /* Stream ID */
647 0x80, 0x00, 0x97, 0x81, /* Max Data */
650 /* 15. STREAMS_BLOCKED */
651 static int encode_case_15_enc(WPACKET *pkt)
653 if (!TEST_int_eq(ossl_quic_wire_encode_frame_streams_blocked(pkt, 0, 0x1234), 1))
656 if (!TEST_int_eq(ossl_quic_wire_encode_frame_streams_blocked(pkt, 1, 0x9781), 1))
662 static int encode_case_15_dec(PACKET *pkt, ossl_ssize_t fail)
664 uint64_t max_streams_1 = 0, max_streams_2 = 0,
665 frame_type_1 = 0, frame_type_2 = 0;
667 if (!TEST_int_eq(ossl_quic_wire_peek_frame_header(pkt, &frame_type_1),
668 fail < 0 || fail >= 1))
671 if (!TEST_int_eq(ossl_quic_wire_decode_frame_streams_blocked(pkt,
673 fail < 0 || fail >= 3))
676 if (!TEST_int_eq(ossl_quic_wire_peek_frame_header(pkt, &frame_type_2),
677 fail < 0 || fail >= 4))
680 if (!TEST_int_eq(ossl_quic_wire_decode_frame_streams_blocked(pkt,
682 fail < 0 || fail >= 8))
685 if ((fail < 0 || fail >= 1)
686 && !TEST_uint64_t_eq(frame_type_1, OSSL_QUIC_FRAME_TYPE_STREAMS_BLOCKED_BIDI))
689 if ((fail < 0 || fail >= 3)
690 && !TEST_uint64_t_eq(max_streams_1, 0x1234))
693 if ((fail < 0 || fail >= 4)
694 && !TEST_uint64_t_eq(frame_type_2, OSSL_QUIC_FRAME_TYPE_STREAMS_BLOCKED_UNI))
697 if ((fail < 0 || fail >= 8)
698 && !TEST_uint64_t_eq(max_streams_2, 0x9781))
704 static const unsigned char encode_case_15_expect[] = {
705 0x16, /* Type (STREAMS_BLOCKED Bidirectional) */
706 0x52, 0x34, /* Max Streams */
707 0x17, /* Type (STREAMS_BLOCKED Unidirectional) */
708 0x80, 0x00, 0x97, 0x81, /* Max Streams */
711 /* 16. NEW_CONNECTION_ID */
712 static const unsigned char encode_case_16_conn_id[] = {
713 0x33, 0x44, 0x55, 0x66
716 static const OSSL_QUIC_FRAME_NEW_CONN_ID encode_case_16_f = {
721 {0x33, 0x44, 0x55, 0x66}
724 0xde, 0x06, 0xcb, 0x76, 0x5d, 0xb1, 0xa7, 0x71,
725 0x78, 0x09, 0xbb, 0xe8, 0x50, 0x19, 0x12, 0x9a
729 static int encode_case_16_enc(WPACKET *pkt)
731 if (!TEST_int_eq(ossl_quic_wire_encode_frame_new_conn_id(pkt,
732 &encode_case_16_f), 1))
738 static int encode_case_16_dec(PACKET *pkt, ossl_ssize_t fail)
740 OSSL_QUIC_FRAME_NEW_CONN_ID f = {0};
742 if (!TEST_int_eq(ossl_quic_wire_decode_frame_new_conn_id(pkt, &f), fail < 0))
748 if (!TEST_uint64_t_eq(f.seq_num, 0x1234))
751 if (!TEST_uint64_t_eq(f.retire_prior_to, 0x9781))
754 if (!TEST_uint64_t_eq(f.conn_id.id_len, sizeof(encode_case_16_conn_id)))
757 if (!TEST_mem_eq(f.conn_id.id, f.conn_id.id_len,
758 encode_case_16_conn_id, sizeof(encode_case_16_conn_id)))
761 if (!TEST_mem_eq(f.stateless_reset_token,
762 sizeof(f.stateless_reset_token),
763 encode_case_16_f.stateless_reset_token,
764 sizeof(encode_case_16_f.stateless_reset_token)))
770 static const unsigned char encode_case_16_expect[] = {
772 0x52, 0x34, /* Sequence Number */
773 0x80, 0x00, 0x97, 0x81, /* Retire Prior To */
774 0x04, /* Connection ID Length */
775 0x33, 0x44, 0x55, 0x66, /* Connection ID */
776 0xde, 0x06, 0xcb, 0x76, 0x5d, 0xb1, 0xa7, 0x71, /* Stateless Reset Token */
777 0x78, 0x09, 0xbb, 0xe8, 0x50, 0x19, 0x12, 0x9a
780 /* 17. RETIRE_CONNECTION_ID */
781 static int encode_case_17_enc(WPACKET *pkt)
783 if (!TEST_int_eq(ossl_quic_wire_encode_frame_retire_conn_id(pkt, 0x1234), 1))
789 static int encode_case_17_dec(PACKET *pkt, ossl_ssize_t fail)
791 uint64_t seq_num = 0;
793 if (!TEST_int_eq(ossl_quic_wire_decode_frame_retire_conn_id(pkt, &seq_num), fail < 0))
799 if (!TEST_uint64_t_eq(seq_num, 0x1234))
805 static const unsigned char encode_case_17_expect[] = {
807 0x52, 0x34, /* Seq Num */
810 /* 18. PATH_CHALLENGE */
811 static const uint64_t encode_case_18_data
812 = (((uint64_t)0x5f4b12)<<40) | (uint64_t)0x731834UL;
814 static int encode_case_18_enc(WPACKET *pkt)
816 if (!TEST_int_eq(ossl_quic_wire_encode_frame_path_challenge(pkt,
817 encode_case_18_data), 1))
823 static int encode_case_18_dec(PACKET *pkt, ossl_ssize_t fail)
825 uint64_t challenge = 0;
827 if (!TEST_int_eq(ossl_quic_wire_decode_frame_path_challenge(pkt, &challenge), fail < 0))
833 if (!TEST_uint64_t_eq(challenge, encode_case_18_data))
839 static const unsigned char encode_case_18_expect[] = {
841 0x5f, 0x4b, 0x12, 0x00, 0x00, 0x73, 0x18, 0x34, /* Data */
844 /* 19. PATH_RESPONSE */
845 static const uint64_t encode_case_19_data
846 = (((uint64_t)0x5f4b12)<<40) | (uint64_t)0x731834UL;
848 static int encode_case_19_enc(WPACKET *pkt)
850 if (!TEST_int_eq(ossl_quic_wire_encode_frame_path_response(pkt,
851 encode_case_19_data), 1))
857 static int encode_case_19_dec(PACKET *pkt, ossl_ssize_t fail)
859 uint64_t challenge = 0;
861 if (!TEST_int_eq(ossl_quic_wire_decode_frame_path_response(pkt, &challenge), fail < 0))
867 if (!TEST_uint64_t_eq(challenge, encode_case_19_data))
873 static const unsigned char encode_case_19_expect[] = {
875 0x5f, 0x4b, 0x12, 0x00, 0x00, 0x73, 0x18, 0x34, /* Data */
878 /* 20. CONNECTION_CLOSE (transport) */
879 static const char encode_case_20_reason[] = {
880 /* "reason for closure" */
881 0x72, 0x65, 0x61, 0x73, 0x6f, 0x6e, 0x20, 0x66, 0x6f,
882 0x72, 0x20, 0x63, 0x6c, 0x6f, 0x73, 0x75, 0x72, 0x65
885 static const OSSL_QUIC_FRAME_CONN_CLOSE encode_case_20_f = {
889 (char *)encode_case_20_reason,
890 sizeof(encode_case_20_reason)
893 static int encode_case_20_enc(WPACKET *pkt)
895 if (!TEST_int_eq(ossl_quic_wire_encode_frame_conn_close(pkt,
896 &encode_case_20_f), 1))
902 static int encode_case_20_dec(PACKET *pkt, ossl_ssize_t fail)
904 OSSL_QUIC_FRAME_CONN_CLOSE f = {0};
906 if (!TEST_int_eq(ossl_quic_wire_decode_frame_conn_close(pkt, &f), fail < 0))
912 if (!TEST_int_eq(f.is_app, 0))
915 if (!TEST_uint64_t_eq(f.error_code, 0x1234))
918 if (!TEST_uint64_t_eq(f.frame_type, 0x9781))
921 if (!TEST_size_t_eq(f.reason_len, 18))
924 if (!TEST_mem_eq(f.reason, f.reason_len,
925 encode_case_20_f.reason, encode_case_20_f.reason_len))
931 static const unsigned char encode_case_20_expect[] = {
933 0x52, 0x34, /* Sequence Number */
934 0x80, 0x00, 0x97, 0x81, /* Frame Type */
935 0x12, /* Reason Length */
936 0x72, 0x65, 0x61, 0x73, 0x6f, 0x6e, 0x20, 0x66, 0x6f, /* Reason */
937 0x72, 0x20, 0x63, 0x6c, 0x6f, 0x73, 0x75, 0x72, 0x65
940 /* 21. HANDSHAKE_DONE */
941 static int encode_case_21_enc(WPACKET *pkt)
944 if (!TEST_int_eq(ossl_quic_wire_encode_frame_handshake_done(pkt), 1))
950 static int encode_case_21_dec(PACKET *pkt, ossl_ssize_t fail)
953 if (!TEST_int_eq(ossl_quic_wire_decode_frame_handshake_done(pkt), fail < 0))
959 static const unsigned char encode_case_21_expect[] = {
963 /* 22. Buffer Transport Parameter */
964 static const unsigned char encode_case_22_data[] = {0x55,0x77,0x32,0x46,0x99};
966 static int encode_case_22_enc(WPACKET *pkt)
970 if (!TEST_ptr(ossl_quic_wire_encode_transport_param_bytes(pkt, 0x1234,
972 sizeof(encode_case_22_data))))
975 if (!TEST_ptr(p = ossl_quic_wire_encode_transport_param_bytes(pkt, 0x9781,
985 static int encode_case_22_dec(PACKET *pkt, ossl_ssize_t fail)
989 const unsigned char *p;
990 static const unsigned char data[] = {0x33, 0x44};
992 if (!TEST_int_eq(ossl_quic_wire_peek_transport_param(pkt, &id),
993 fail < 0 || fail >= 2))
996 if ((fail < 0 || fail >= 2)
997 && !TEST_uint64_t_eq(id, 0x1234))
1002 p = ossl_quic_wire_decode_transport_param_bytes(pkt, &id, &len);
1003 if (fail < 0 || fail >= 8) {
1007 if (!TEST_ptr_null(p))
1011 if ((fail < 0 || fail >= 8)
1012 && !TEST_uint64_t_eq(id, 0x1234))
1015 if ((fail < 0 || fail >= 8)
1016 && !TEST_mem_eq(p, len, encode_case_22_data, sizeof(encode_case_22_data)))
1019 if ((fail < 0 || fail >= 8)
1020 && !TEST_int_eq(ossl_quic_wire_peek_transport_param(pkt, &id),
1021 fail < 0 || fail >= 12))
1024 if ((fail < 0 || fail >= 12)
1025 && !TEST_uint64_t_eq(id, 0x9781))
1030 p = ossl_quic_wire_decode_transport_param_bytes(pkt, &id, &len);
1031 if (fail < 0 || fail >= 15) {
1035 if (!TEST_ptr_null(p))
1039 if ((fail < 0 || fail >= 15)
1040 && !TEST_uint64_t_eq(id, 0x9781))
1043 if ((fail < 0 || fail >= 15)
1044 && !TEST_mem_eq(p, len, data, sizeof(data)))
1050 static const unsigned char encode_case_22_expect[] = {
1051 0x52, 0x34, /* ID */
1053 0x55, 0x77, 0x32, 0x46, 0x99, /* Data */
1055 0x80, 0x00, 0x97, 0x81, /* ID */
1057 0x33, 0x44 /* Data */
1060 /* 23. Integer Transport Parameter */
1061 static int encode_case_23_enc(WPACKET *pkt)
1063 if (!TEST_int_eq(ossl_quic_wire_encode_transport_param_int(pkt, 0x1234, 0x9781), 1))
1066 if (!TEST_int_eq(ossl_quic_wire_encode_transport_param_int(pkt, 0x2233, 0x4545), 1))
1072 static int encode_case_23_dec(PACKET *pkt, ossl_ssize_t fail)
1074 uint64_t id = 0, value = 0;
1076 if (!TEST_int_eq(ossl_quic_wire_decode_transport_param_int(pkt,
1078 fail < 0 || fail >= 7))
1081 if ((fail < 0 || fail >= 7)
1082 && !TEST_uint64_t_eq(id, 0x1234))
1085 if ((fail < 0 || fail >= 7)
1086 && !TEST_uint64_t_eq(value, 0x9781))
1089 if (!TEST_int_eq(ossl_quic_wire_decode_transport_param_int(pkt,
1091 fail < 0 || fail >= 14))
1094 if ((fail < 0 || fail >= 14)
1095 && !TEST_uint64_t_eq(id, 0x2233))
1098 if ((fail < 0 || fail >= 14)
1099 && !TEST_uint64_t_eq(value, 0x4545))
1105 static const unsigned char encode_case_23_expect[] = {
1108 0x80, 0x00, 0x97, 0x81,
1112 0x80, 0x00, 0x45, 0x45,
1115 #define ENCODE_CASE(n) \
1117 encode_case_##n##_enc, \
1118 encode_case_##n##_expect, \
1119 OSSL_NELEM(encode_case_##n##_expect), \
1120 encode_case_##n##_dec \
1123 static const struct encode_test_case encode_cases[] = {
1149 static int test_wire_encode(int idx)
1154 BUF_MEM *buf = NULL;
1156 const struct encode_test_case *c = &encode_cases[idx];
1160 if (!TEST_ptr(buf = BUF_MEM_new()))
1163 if (!TEST_int_eq(WPACKET_init(&wpkt, buf), 1))
1167 if (!TEST_int_eq(c->serializer(&wpkt), 1))
1170 if (!TEST_int_eq(WPACKET_get_total_written(&wpkt, &written), 1))
1173 if (!TEST_mem_eq(buf->data, written, c->expect_buf, c->expect_buf_len))
1176 if (!TEST_int_eq(PACKET_buf_init(&pkt, (unsigned char *)buf->data, written), 1))
1179 if (!TEST_int_eq(c->deserializer(&pkt, -1), 1))
1182 if (!TEST_false(PACKET_remaining(&pkt)))
1185 for (i = 0; i < c->expect_buf_len; ++i) {
1189 * Check parsing truncated (i.e., malformed) input is handled correctly.
1190 * Generate all possible truncations of our reference encoding and
1191 * verify that they are handled correctly. The number of bytes of the
1192 * truncated encoding is passed as an argument to the deserializer to
1193 * help it determine whether decoding should fail or not.
1195 if (!TEST_int_eq(PACKET_buf_init(&pkt2, (unsigned char *)c->expect_buf, i), 1))
1198 if (!TEST_int_eq(c->deserializer(&pkt2, i), 1))
1205 WPACKET_finish(&wpkt);
1210 struct ack_test_case {
1211 const unsigned char *input_buf;
1212 size_t input_buf_len;
1213 int (*deserializer)(PACKET *pkt);
1217 /* ACK Frame with Excessive First ACK Range Field */
1218 static const unsigned char ack_case_1_input[] = {
1219 0x02, /* ACK Without ECN */
1220 0x08, /* Largest Acknowledged */
1221 0x01, /* ACK Delay */
1222 0x00, /* ACK Range Count */
1223 0x09, /* First ACK Range */
1226 /* ACK Frame with Valid ACK Range Field */
1227 static const unsigned char ack_case_2_input[] = {
1228 0x02, /* ACK Without ECN */
1229 0x08, /* Largest Acknowledged */
1230 0x01, /* ACK Delay */
1231 0x00, /* ACK Range Count */
1232 0x08, /* First ACK Range */
1235 /* ACK Frame with Excessive ACK Range Gap */
1236 static const unsigned char ack_case_3_input[] = {
1237 0x02, /* ACK Without ECN */
1238 0x08, /* Largest Acknowledged */
1239 0x01, /* ACK Delay */
1240 0x01, /* ACK Range Count */
1241 0x01, /* First ACK Range */
1244 0x01, /* ACK Range Length */
1247 /* ACK Frame with Valid ACK Range */
1248 static const unsigned char ack_case_4_input[] = {
1249 0x02, /* ACK Without ECN */
1250 0x08, /* Largest Acknowledged */
1251 0x01, /* ACK Delay */
1252 0x01, /* ACK Range Count */
1253 0x01, /* First ACK Range */
1256 0x01, /* ACK Range Length */
1259 /* ACK Frame with Excessive ACK Range Length */
1260 static const unsigned char ack_case_5_input[] = {
1261 0x02, /* ACK Without ECN */
1262 0x08, /* Largest Acknowledged */
1263 0x01, /* ACK Delay */
1264 0x01, /* ACK Range Count */
1265 0x01, /* First ACK Range */
1268 0x02, /* ACK Range Length */
1271 /* ACK Frame with Multiple ACK Ranges, Final Having Excessive Length */
1272 static const unsigned char ack_case_6_input[] = {
1273 0x02, /* ACK Without ECN */
1274 0x08, /* Largest Acknowledged */
1275 0x01, /* ACK Delay */
1276 0x02, /* ACK Range Count */
1277 0x01, /* First ACK Range */
1280 0x02, /* ACK Range Length */
1283 0x01, /* ACK Range Length */
1286 /* ACK Frame with Multiple ACK Ranges, Valid */
1287 static const unsigned char ack_case_7_input[] = {
1288 0x02, /* ACK Without ECN */
1289 0x08, /* Largest Acknowledged */
1290 0x01, /* ACK Delay */
1291 0x02, /* ACK Range Count */
1292 0x01, /* First ACK Range */
1295 0x02, /* ACK Range Length */
1298 0x00, /* ACK Range Length */
1301 static int ack_generic_decode(PACKET *pkt)
1303 OSSL_QUIC_ACK_RANGE ranges[8] = {0};
1304 OSSL_QUIC_FRAME_ACK f = {0};
1305 uint64_t total_ranges = 0, peek_total_ranges = 0;
1309 f.ack_ranges = ranges;
1310 f.num_ack_ranges = OSSL_NELEM(ranges);
1312 if (!TEST_int_eq(ossl_quic_wire_peek_frame_ack_num_ranges(pkt,
1313 &peek_total_ranges), 1))
1316 r = ossl_quic_wire_decode_frame_ack(pkt, 3, &f, &total_ranges);
1320 if (!TEST_uint64_t_eq(total_ranges, peek_total_ranges))
1323 for (i = 0; i < f.num_ack_ranges; ++i) {
1324 if (!TEST_uint64_t_le(f.ack_ranges[i].start, f.ack_ranges[i].end))
1326 if (!TEST_uint64_t_lt(f.ack_ranges[i].end, 1000))
1333 #define ACK_CASE(n, expect_fail, dec) \
1335 ack_case_##n##_input, \
1336 sizeof(ack_case_##n##_input), \
1341 static const struct ack_test_case ack_cases[] = {
1342 ACK_CASE(1, 1, ack_generic_decode)
1343 ACK_CASE(2, 0, ack_generic_decode)
1344 ACK_CASE(3, 1, ack_generic_decode)
1345 ACK_CASE(4, 0, ack_generic_decode)
1346 ACK_CASE(5, 1, ack_generic_decode)
1347 ACK_CASE(6, 1, ack_generic_decode)
1348 ACK_CASE(7, 0, ack_generic_decode)
1351 static int test_wire_ack(int idx)
1353 int testresult = 0, r;
1355 const struct ack_test_case *c = &ack_cases[idx];
1357 if (!TEST_int_eq(PACKET_buf_init(&pkt,
1358 (unsigned char *)c->input_buf,
1359 c->input_buf_len), 1))
1362 r = c->deserializer(&pkt);
1363 if (c->expect_fail) {
1364 if (!TEST_int_eq(r, 0))
1367 if (!TEST_int_eq(r, 1))
1370 if (!TEST_false(PACKET_remaining(&pkt)))
1379 /* Packet Header PN Encoding Tests */
1381 QUIC_PN pn, tx_largest_acked, rx_largest_pn;
1383 unsigned char expected_bytes[4];
1386 static const struct pn_test pn_tests[] = {
1387 /* RFC 9000 Section A.2 */
1388 { 0xac5c02, 0xabe8b3, 0xabe8b3, 2, {0x5c,0x02} },
1389 { 0xace8fe, 0xabe8b3, 0xabe8b3, 3, {0xac,0xe8,0xfe} },
1390 /* RFC 9000 Section A.3 */
1391 { 0xa82f9b32, 0xa82f30ea, 0xa82f30ea, 2, {0x9b,0x32} },
1392 /* Boundary Cases */
1393 { 1, 0, 0, 1, {0x01} },
1394 { 256, 255, 255, 1, {0x00} },
1395 { 257, 255, 255, 1, {0x01} },
1396 { 256, 128, 128, 1, {0x00} },
1397 { 256, 127, 127, 2, {0x01,0x00} },
1398 { 65536, 32768, 32768, 2, {0x00,0x00} },
1399 { 65537, 32769, 32769, 2, {0x00,0x01} },
1400 { 65536, 32767, 32767, 3, {0x01,0x00,0x00} },
1401 { 65537, 32768, 32768, 3, {0x01,0x00,0x01} },
1402 { 16777216, 8388608, 8388608, 3, {0x00,0x00,0x00} },
1403 { 16777217, 8388609, 8388609, 3, {0x00,0x00,0x01} },
1404 { 16777216, 8388607, 8388607, 4, {0x01,0x00,0x00,0x00} },
1405 { 16777217, 8388608, 8388608, 4, {0x01,0x00,0x00,0x01} },
1406 { 4294967296, 2147483648, 2147483648, 4, {0x00,0x00,0x00,0x00} },
1407 { 4294967297, 2147483648, 2147483648, 4, {0x00,0x00,0x00,0x01} },
1410 static int test_wire_pkt_hdr_pn(int tidx)
1413 const struct pn_test *t = &pn_tests[tidx];
1414 unsigned char buf[4];
1418 pn_len = ossl_quic_wire_determine_pn_len(t->pn, t->tx_largest_acked);
1419 if (!TEST_int_eq(pn_len, (int)t->expected_len))
1422 if (!TEST_true(ossl_quic_wire_encode_pkt_hdr_pn(t->pn, buf, pn_len)))
1425 if (!TEST_mem_eq(t->expected_bytes, t->expected_len, buf, pn_len))
1428 if (!TEST_true(ossl_quic_wire_decode_pkt_hdr_pn(buf, pn_len,
1429 t->rx_largest_pn, &res_pn)))
1432 if (!TEST_uint64_t_eq(res_pn, t->pn))
1440 int setup_tests(void)
1442 ADD_ALL_TESTS(test_wire_encode, OSSL_NELEM(encode_cases));
1443 ADD_ALL_TESTS(test_wire_ack, OSSL_NELEM(ack_cases));
1444 ADD_ALL_TESTS(test_wire_pkt_hdr_pn, OSSL_NELEM(pn_tests));