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GeezerVison is showing github.com — deps: update ngtcp2 to 1.22.0 · nodejs/node@15530a7

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  • deps/ngtcp2/ngtcp2
    • crypto
      • boringssl
        • boringssl.c
      • includes/ngtcp2
        • ngtcp2_crypto.h
      • ossl
        • ossl.c
      • picotls
        • picotls.c
      • quictls
        • quictls.c
      • shared.c
      • shared.h
      • wolfssl
        • wolfssl.c
    • examples
      • client.cc
      • client.h
      • client_base.cc
      • client_base.h
      • debug.cc
      • gtlssimpleclient.c
      • h09client.cc
      • h09client.h
      • h09server.cc
      • h09server.h
      • server.cc
      • server.h
      • server_base.h
      • shared.cc
      • shared.h
      • sim.cc
      • sim.h
      • sim_test.cc
      • simpleclient.c
      • siphash.cc
      • siphash_test.cc
      • siphash_vector.h
      • template.h
      • tls_client_context_boringssl.cc
      • tls_client_context_boringssl.h
      • tls_client_context_ossl.cc
      • tls_client_context_ossl.h
      • tls_client_context_picotls.cc
      • tls_client_context_picotls.h
      • tls_client_context_quictls.cc
      • tls_client_context_quictls.h
      • tls_client_context_wolfssl.cc
      • tls_client_context_wolfssl.h
      • tls_client_session_boringssl.cc
      • tls_client_session_boringssl.h
      • tls_client_session_ossl.cc
      • tls_client_session_ossl.h
      • tls_client_session_picotls.cc
      • tls_client_session_picotls.h
      • tls_client_session_quictls.cc
      • tls_client_session_quictls.h
      • tls_client_session_wolfssl.cc
      • tls_client_session_wolfssl.h
      • tls_server_context_boringssl.cc
      • tls_server_context_boringssl.h
      • tls_server_context_ossl.cc
      • tls_server_context_ossl.h
      • tls_server_context_picotls.cc
      • tls_server_context_picotls.h
      • tls_server_context_quictls.cc
      • tls_server_context_quictls.h
      • tls_server_context_wolfssl.cc
      • tls_server_context_wolfssl.h
      • tls_server_session_boringssl.cc
      • tls_server_session_boringssl.h
      • tls_server_session_ossl.cc
      • tls_server_session_ossl.h
      • tls_server_session_picotls.cc
      • tls_server_session_picotls.h
      • tls_server_session_quictls.cc
      • tls_server_session_quictls.h
      • tls_server_session_wolfssl.cc
      • tls_server_session_wolfssl.h
      • tls_session_base_wolfssl.cc
      • tls_session_base_wolfssl.h
      • util.cc
      • util.h
      • util_openssl.cc
      • util_test.cc
      • util_wolfssl.cc
    • lib
      • includes/ngtcp2
        • ngtcp2.h
        • version.h
      • ngtcp2_acktr.h
      • ngtcp2_addr.h
      • ngtcp2_balloc.c
      • ngtcp2_callbacks.c
      • ngtcp2_cid.c
      • ngtcp2_cid.h
      • ngtcp2_conn.c
      • ngtcp2_conn.h
      • ngtcp2_conv.c
      • ngtcp2_crypto.h
      • ngtcp2_dcidtr.c
      • ngtcp2_dcidtr.h
      • ngtcp2_frame_chain.h
      • ngtcp2_ksl.c
      • ngtcp2_log.c
      • ngtcp2_log.h
      • ngtcp2_map.c
      • ngtcp2_net.h
      • ngtcp2_objalloc.h
      • ngtcp2_pcg.c
      • ngtcp2_pkt.c
      • ngtcp2_pkt.h
      • ngtcp2_ppe.c
      • ngtcp2_pv.c
      • ngtcp2_pv.h
      • ngtcp2_qlog.c
      • ngtcp2_qlog.h
      • ngtcp2_rtb.c
      • ngtcp2_rtb.h
      • ngtcp2_str.c
      • ngtcp2_strm.h
      • ngtcp2_transport_params.c
      • ngtcp2_transport_params.h
      • ngtcp2_window_filter.c

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‎deps/ngtcp2/ngtcp2/crypto/boringssl/boringssl.c‎

Copy file name to clipboardExpand all lines: deps/ngtcp2/ngtcp2/crypto/boringssl/boringssl.c
+27-3Lines changed: 27 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -402,7 +402,7 @@ int ngtcp2_crypto_decrypt(uint8_t *dest, const ngtcp2_crypto_aead *aead,
402402
int ngtcp2_crypto_hp_mask(uint8_t *dest, const ngtcp2_crypto_cipher *hp,
403403
const ngtcp2_crypto_cipher_ctx *hp_ctx,
404404
const uint8_t *sample) {
405-
static const uint8_t PLAINTEXT[] = "\x00\x00\x00\x00\x00";
405+
static const uint8_t PLAINTEXT[16] = {0};
406406
ngtcp2_crypto_boringssl_cipher_ctx *ctx = hp_ctx->native_handle;
407407
uint32_t counter;
408408

@@ -420,7 +420,7 @@ int ngtcp2_crypto_hp_mask(uint8_t *dest, const ngtcp2_crypto_cipher *hp,
420420
#else /* !defined(WORDS_BIGENDIAN) */
421421
memcpy(&counter, sample, sizeof(counter));
422422
#endif /* !defined(WORDS_BIGENDIAN) */
423-
CRYPTO_chacha_20(dest, PLAINTEXT, ngtcp2_strlen_lit(PLAINTEXT), ctx->key,
423+
CRYPTO_chacha_20(dest, PLAINTEXT, sizeof(PLAINTEXT), ctx->key,
424424
sample + sizeof(counter), counter);
425425
return 0;
426426
default:
@@ -436,7 +436,8 @@ int ngtcp2_crypto_read_write_crypto_data(
436436
int rv;
437437
int err;
438438

439-
if (SSL_provide_quic_data(
439+
if (datalen &&
440+
SSL_provide_quic_data(
440441
ssl,
441442
ngtcp2_crypto_boringssl_from_ngtcp2_encryption_level(encryption_level),
442443
data, datalen) != 1) {
@@ -465,6 +466,16 @@ int ngtcp2_crypto_read_write_crypto_data(
465466
}
466467

467468
goto retry;
469+
case SSL_ERROR_WANT_X509_LOOKUP:
470+
case SSL_ERROR_WANT_PRIVATE_KEY_OPERATION:
471+
case SSL_ERROR_WANT_CERTIFICATE_VERIFY:
472+
/* It might be better to return this error, but ngtcp2 does
473+
not need to know whether handshake has been interrupted or
474+
not. We expect that necessary plumbing should be done by
475+
application when handshake is interrupted (e.g., via
476+
SSL_PRIVATE_KEY_METHOD). If it does not work, we will
477+
reconsider this. */
478+
return 0;
468479
default:
469480
return -1;
470481
}
@@ -568,6 +579,19 @@ int ngtcp2_crypto_get_path_challenge_data_cb(ngtcp2_conn *conn, uint8_t *data,
568579
return 0;
569580
}
570581

582+
int ngtcp2_crypto_get_path_challenge_data2_cb(ngtcp2_conn *conn,
583+
ngtcp2_path_challenge_data *data,
584+
void *user_data) {
585+
(void)conn;
586+
(void)user_data;
587+
588+
if (RAND_bytes(data->data, NGTCP2_PATH_CHALLENGE_DATALEN) != 1) {
589+
return NGTCP2_ERR_CALLBACK_FAILURE;
590+
}
591+
592+
return 0;
593+
}
594+
571595
int ngtcp2_crypto_random(uint8_t *data, size_t datalen) {
572596
if (RAND_bytes(data, datalen) != 1) {
573597
return -1;
Collapse file

‎deps/ngtcp2/ngtcp2/crypto/includes/ngtcp2/ngtcp2_crypto.h‎

Copy file name to clipboardExpand all lines: deps/ngtcp2/ngtcp2/crypto/includes/ngtcp2/ngtcp2_crypto.h
+39-7Lines changed: 39 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -524,11 +524,14 @@ NGTCP2_EXTERN int ngtcp2_crypto_recv_client_initial_cb(ngtcp2_conn *conn,
524524
* completes. It is allowed to call this function with |datalen| ==
525525
* 0. In this case, no additional read operation is done.
526526
*
527+
* This function is implemented per TLS backend. See
528+
* :ref:`tls-integration` for more details.
529+
*
527530
* This function returns 0 if it succeeds, or a negative error code.
528531
* The generic error code is -1 if a specific error code is not
529532
* suitable. The error codes less than -10000 are specific to
530-
* underlying TLS implementation. For quictls, the error codes are
531-
* defined in *ngtcp2_crypto_quictls.h*.
533+
* underlying TLS implementation. Refer to the implementation
534+
* specific header files for error codes.
532535
*/
533536
NGTCP2_EXTERN int
534537
ngtcp2_crypto_read_write_crypto_data(ngtcp2_conn *conn,
@@ -542,11 +545,22 @@ ngtcp2_crypto_read_write_crypto_data(ngtcp2_conn *conn,
542545
* `ngtcp2_crypto_read_write_crypto_data`. It can be directly passed
543546
* to :member:`ngtcp2_callbacks.recv_crypto_data` field.
544547
*
548+
* For quictls and OpenSSL, the following error codes are treated as
549+
* success:
550+
*
551+
* - -10001 (e.g., :macro:`NGTCP2_CRYPTO_QUICTLS_ERR_TLS_WANT_X509_LOOKUP`)
552+
* - -10002 (e.g., :macro:`NGTCP2_CRYPTO_QUICTLS_ERR_TLS_WANT_CLIENT_HELLO_CB`)
553+
*
554+
* To continue the interrupted handshake, call
555+
* `ngtcp2_conn_continue_handshake`.
556+
*
557+
* See :ref:`tls-integration` for more details.
558+
*
545559
* If this function is used, the TLS implementation specific error
546560
* codes described in `ngtcp2_crypto_read_write_crypto_data` are
547-
* treated as if it returns -1. Do not use this function if an
548-
* application wishes to use the TLS implementation specific error
549-
* codes.
561+
* treated as if it returns -1 except for those that are listed above.
562+
* Do not use this function if an application wishes to use the TLS
563+
* implementation specific error codes.
550564
*/
551565
NGTCP2_EXTERN int ngtcp2_crypto_recv_crypto_data_cb(
552566
ngtcp2_conn *conn, ngtcp2_encryption_level encryption_level, uint64_t offset,
@@ -583,15 +597,15 @@ NGTCP2_EXTERN int ngtcp2_crypto_generate_stateless_reset_token(
583597
* :macro:`NGTCP2_CRYPTO_TOKEN_MAGIC_RETRY` is the magic byte for
584598
* Retry token generated by `ngtcp2_crypto_generate_retry_token`.
585599
*/
586-
#define NGTCP2_CRYPTO_TOKEN_MAGIC_RETRY 0xb6
600+
#define NGTCP2_CRYPTO_TOKEN_MAGIC_RETRY 0xB6
587601

588602
/**
589603
* @macro
590604
*
591605
* :macro:`NGTCP2_CRYPTO_TOKEN_MAGIC_RETRY2` is the magic byte for
592606
* Retry token generated by `ngtcp2_crypto_generate_retry_token2`.
593607
*/
594-
#define NGTCP2_CRYPTO_TOKEN_MAGIC_RETRY2 0xb7
608+
#define NGTCP2_CRYPTO_TOKEN_MAGIC_RETRY2 0xB7
595609

596610
/**
597611
* @macro
@@ -978,11 +992,29 @@ NGTCP2_EXTERN void ngtcp2_crypto_delete_crypto_cipher_ctx_cb(
978992
*
979993
* This function can be directly passed to
980994
* :member:`ngtcp2_callbacks.get_path_challenge_data` field.
995+
*
996+
* Deprecated since v1.22.0. Use
997+
* `ngtcp2_crypto_get_path_challenge_data2_cb` instead.
981998
*/
982999
NGTCP2_EXTERN int ngtcp2_crypto_get_path_challenge_data_cb(ngtcp2_conn *conn,
9831000
uint8_t *data,
9841001
void *user_data);
9851002

1003+
/**
1004+
* @function
1005+
*
1006+
* `ngtcp2_crypto_get_path_challenge_data2_cb` writes unpredictable
1007+
* sequence of :macro:`NGTCP2_PATH_CHALLENGE_DATALEN` bytes to |data|
1008+
* which is sent with PATH_CHALLENGE frame.
1009+
*
1010+
* This function can be directly passed to
1011+
* :member:`ngtcp2_callbacks.get_path_challenge_data2` field.
1012+
*
1013+
* This function has been available since v1.22.0.
1014+
*/
1015+
NGTCP2_EXTERN int ngtcp2_crypto_get_path_challenge_data2_cb(
1016+
ngtcp2_conn *conn, ngtcp2_path_challenge_data *data, void *user_data);
1017+
9861018
/**
9871019
* @function
9881020
*
Collapse file

‎deps/ngtcp2/ngtcp2/crypto/ossl/ossl.c‎

Copy file name to clipboardExpand all lines: deps/ngtcp2/ngtcp2/crypto/ossl/ossl.c
+48-21Lines changed: 48 additions & 21 deletions
Original file line numberDiff line numberDiff line change
@@ -49,8 +49,8 @@
4949
static EVP_CIPHER *crypto_aes_128_gcm;
5050
static EVP_CIPHER *crypto_aes_256_gcm;
5151
static EVP_CIPHER *crypto_aes_128_ccm;
52-
static EVP_CIPHER *crypto_aes_128_ctr;
53-
static EVP_CIPHER *crypto_aes_256_ctr;
52+
static EVP_CIPHER *crypto_aes_128_ecb;
53+
static EVP_CIPHER *crypto_aes_256_ecb;
5454
#ifndef NGTCP2_NO_CHACHA_POLY1305
5555
static EVP_CIPHER *crypto_chacha20_poly1305;
5656
static EVP_CIPHER *crypto_chacha20;
@@ -66,8 +66,8 @@ int ngtcp2_crypto_ossl_init(void) {
6666
crypto_aes_128_gcm = EVP_CIPHER_fetch(NULL, "AES-128-GCM", NULL);
6767
crypto_aes_256_gcm = EVP_CIPHER_fetch(NULL, "AES-256-GCM", NULL);
6868
crypto_aes_128_ccm = EVP_CIPHER_fetch(NULL, "AES-128-CCM", NULL);
69-
crypto_aes_128_ctr = EVP_CIPHER_fetch(NULL, "AES-128-CTR", NULL);
70-
crypto_aes_256_ctr = EVP_CIPHER_fetch(NULL, "AES-256-CTR", NULL);
69+
crypto_aes_128_ecb = EVP_CIPHER_fetch(NULL, "AES-128-ECB", NULL);
70+
crypto_aes_256_ecb = EVP_CIPHER_fetch(NULL, "AES-256-ECB", NULL);
7171
#ifndef NGTCP2_NO_CHACHA_POLY1305
7272
crypto_chacha20_poly1305 = EVP_CIPHER_fetch(NULL, "ChaCha20-Poly1305", NULL);
7373
crypto_chacha20 = EVP_CIPHER_fetch(NULL, "ChaCha20", NULL);
@@ -113,20 +113,20 @@ static const EVP_CIPHER *crypto_aead_aes_128_ccm(void) {
113113
return EVP_aes_128_ccm();
114114
}
115115

116-
static const EVP_CIPHER *crypto_cipher_aes_128_ctr(void) {
117-
if (crypto_aes_128_ctr) {
118-
return crypto_aes_128_ctr;
116+
static const EVP_CIPHER *crypto_cipher_aes_128_ecb(void) {
117+
if (crypto_aes_128_ecb) {
118+
return crypto_aes_128_ecb;
119119
}
120120

121-
return EVP_aes_128_ctr();
121+
return EVP_aes_128_ecb();
122122
}
123123

124-
static const EVP_CIPHER *crypto_cipher_aes_256_ctr(void) {
125-
if (crypto_aes_256_ctr) {
126-
return crypto_aes_256_ctr;
124+
static const EVP_CIPHER *crypto_cipher_aes_256_ecb(void) {
125+
if (crypto_aes_256_ecb) {
126+
return crypto_aes_256_ecb;
127127
}
128128

129-
return EVP_aes_256_ctr();
129+
return EVP_aes_256_ecb();
130130
}
131131

132132
#ifndef NGTCP2_NO_CHACHA_POLY1305
@@ -198,7 +198,7 @@ ngtcp2_crypto_md *ngtcp2_crypto_md_sha256(ngtcp2_crypto_md *md) {
198198
ngtcp2_crypto_ctx *ngtcp2_crypto_ctx_initial(ngtcp2_crypto_ctx *ctx) {
199199
ngtcp2_crypto_aead_init(&ctx->aead, (void *)crypto_aead_aes_128_gcm());
200200
ctx->md.native_handle = (void *)crypto_md_sha256();
201-
ctx->hp.native_handle = (void *)crypto_cipher_aes_128_ctr();
201+
ctx->hp.native_handle = (void *)crypto_cipher_aes_128_ecb();
202202
ctx->max_encryption = 0;
203203
ctx->max_decryption_failure = 0;
204204
return ctx;
@@ -269,9 +269,9 @@ static const EVP_CIPHER *crypto_cipher_id_get_hp(uint32_t cipher_id) {
269269
switch (cipher_id) {
270270
case TLS1_3_CK_AES_128_GCM_SHA256:
271271
case TLS1_3_CK_AES_128_CCM_SHA256:
272-
return crypto_cipher_aes_128_ctr();
272+
return crypto_cipher_aes_128_ecb();
273273
case TLS1_3_CK_AES_256_GCM_SHA384:
274-
return crypto_cipher_aes_256_ctr();
274+
return crypto_cipher_aes_256_ecb();
275275
#ifndef NGTCP2_NO_CHACHA_POLY1305
276276
case TLS1_3_CK_CHACHA20_POLY1305_SHA256:
277277
return crypto_cipher_chacha20();
@@ -838,17 +838,31 @@ int ngtcp2_crypto_decrypt(uint8_t *dest, const ngtcp2_crypto_aead *aead,
838838
int ngtcp2_crypto_hp_mask(uint8_t *dest, const ngtcp2_crypto_cipher *hp,
839839
const ngtcp2_crypto_cipher_ctx *hp_ctx,
840840
const uint8_t *sample) {
841-
static const uint8_t PLAINTEXT[] = "\x00\x00\x00\x00\x00";
841+
static const uint8_t PLAINTEXT[16] = {0};
842842
EVP_CIPHER_CTX *actx = hp_ctx->native_handle;
843843
int len;
844844

845845
(void)hp;
846846

847-
if (!EVP_EncryptInit_ex(actx, NULL, NULL, NULL, sample) ||
848-
!EVP_EncryptUpdate(actx, dest, &len, PLAINTEXT,
849-
ngtcp2_strlen_lit(PLAINTEXT)) ||
850-
!EVP_EncryptFinal_ex(actx, dest + ngtcp2_strlen_lit(PLAINTEXT), &len)) {
851-
return -1;
847+
switch (EVP_CIPHER_CTX_nid(actx)) {
848+
case NID_aes_128_ecb:
849+
case NID_aes_256_ecb:
850+
if (!EVP_EncryptUpdate(actx, dest, &len, sample, NGTCP2_HP_SAMPLELEN)) {
851+
return -1;
852+
}
853+
854+
break;
855+
case NID_chacha20:
856+
if (!EVP_EncryptInit_ex(actx, NULL, NULL, NULL, sample) ||
857+
!EVP_EncryptUpdate(actx, dest, &len, PLAINTEXT, sizeof(PLAINTEXT)) ||
858+
!EVP_EncryptFinal_ex(actx, dest + sizeof(PLAINTEXT), &len)) {
859+
return -1;
860+
}
861+
862+
break;
863+
default:
864+
assert(0);
865+
abort();
852866
}
853867

854868
return 0;
@@ -983,6 +997,19 @@ int ngtcp2_crypto_get_path_challenge_data_cb(ngtcp2_conn *conn, uint8_t *data,
983997
return 0;
984998
}
985999

1000+
int ngtcp2_crypto_get_path_challenge_data2_cb(ngtcp2_conn *conn,
1001+
ngtcp2_path_challenge_data *data,
1002+
void *user_data) {
1003+
(void)conn;
1004+
(void)user_data;
1005+
1006+
if (RAND_bytes(data->data, NGTCP2_PATH_CHALLENGE_DATALEN) != 1) {
1007+
return NGTCP2_ERR_CALLBACK_FAILURE;
1008+
}
1009+
1010+
return 0;
1011+
}
1012+
9861013
int ngtcp2_crypto_random(uint8_t *data, size_t datalen) {
9871014
if (RAND_bytes(data, (int)datalen) != 1) {
9881015
return -1;
Collapse file

‎deps/ngtcp2/ngtcp2/crypto/picotls/picotls.c‎

Copy file name to clipboardExpand all lines: deps/ngtcp2/ngtcp2/crypto/picotls/picotls.c
+30-8Lines changed: 30 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -50,7 +50,7 @@ ngtcp2_crypto_md *ngtcp2_crypto_md_sha256(ngtcp2_crypto_md *md) {
5050
ngtcp2_crypto_ctx *ngtcp2_crypto_ctx_initial(ngtcp2_crypto_ctx *ctx) {
5151
ngtcp2_crypto_aead_init(&ctx->aead, (void *)&ptls_openssl_aes128gcm);
5252
ctx->md.native_handle = (void *)&ptls_openssl_sha256;
53-
ctx->hp.native_handle = (void *)&ptls_openssl_aes128ctr;
53+
ctx->hp.native_handle = (void *)&ptls_openssl_aes128ecb;
5454
ctx->max_encryption = 0;
5555
ctx->max_decryption_failure = 0;
5656
return ctx;
@@ -104,11 +104,11 @@ crypto_cipher_suite_get_aead_max_decryption_failure(ptls_cipher_suite_t *cs) {
104104
static const ptls_cipher_algorithm_t *
105105
crypto_cipher_suite_get_hp(ptls_cipher_suite_t *cs) {
106106
if (cs->aead == &ptls_openssl_aes128gcm) {
107-
return &ptls_openssl_aes128ctr;
107+
return &ptls_openssl_aes128ecb;
108108
}
109109

110110
if (cs->aead == &ptls_openssl_aes256gcm) {
111-
return &ptls_openssl_aes256ctr;
111+
return &ptls_openssl_aes256ecb;
112112
}
113113

114114
#ifdef PTLS_OPENSSL_HAVE_CHACHA20_POLY1305
@@ -238,6 +238,11 @@ int ngtcp2_crypto_cipher_ctx_encrypt_init(ngtcp2_crypto_cipher_ctx *cipher_ctx,
238238
return -1;
239239
}
240240

241+
if (cipher->native_handle == &ptls_openssl_aes128ecb ||
242+
cipher->native_handle == &ptls_openssl_aes256ecb) {
243+
ptls_cipher_init(actx, NULL);
244+
}
245+
241246
cipher_ctx->native_handle = actx;
242247

243248
return 0;
@@ -352,13 +357,20 @@ int ngtcp2_crypto_decrypt(uint8_t *dest, const ngtcp2_crypto_aead *aead,
352357
int ngtcp2_crypto_hp_mask(uint8_t *dest, const ngtcp2_crypto_cipher *hp,
353358
const ngtcp2_crypto_cipher_ctx *hp_ctx,
354359
const uint8_t *sample) {
360+
static const uint8_t PLAINTEXT[16] = {0};
355361
ptls_cipher_context_t *actx = hp_ctx->native_handle;
356-
static const uint8_t PLAINTEXT[] = "\x00\x00\x00\x00\x00";
357362

358363
(void)hp;
359364

365+
if (hp->native_handle == &ptls_openssl_aes128ecb ||
366+
hp->native_handle == &ptls_openssl_aes256ecb) {
367+
ptls_cipher_encrypt(actx, dest, sample, NGTCP2_HP_SAMPLELEN);
368+
369+
return 0;
370+
}
371+
360372
ptls_cipher_init(actx, sample);
361-
ptls_cipher_encrypt(actx, dest, PLAINTEXT, ngtcp2_strlen_lit(PLAINTEXT));
373+
ptls_cipher_encrypt(actx, dest, PLAINTEXT, sizeof(PLAINTEXT));
362374

363375
return 0;
364376
}
@@ -377,7 +389,7 @@ int ngtcp2_crypto_read_write_crypto_data(
377389

378390
ptls_buffer_init(&sendbuf, (void *)"", 0);
379391

380-
assert(epoch == ptls_get_read_epoch(cptls->ptls));
392+
assert(datalen == 0 || epoch == ptls_get_read_epoch(cptls->ptls));
381393

382394
rv = ptls_handle_message(cptls->ptls, &sendbuf, epoch_offsets, epoch, data,
383395
datalen, &cptls->handshake_properties);
@@ -493,15 +505,25 @@ int ngtcp2_crypto_get_path_challenge_data_cb(ngtcp2_conn *conn, uint8_t *data,
493505
return 0;
494506
}
495507

508+
int ngtcp2_crypto_get_path_challenge_data2_cb(ngtcp2_conn *conn,
509+
ngtcp2_path_challenge_data *data,
510+
void *user_data) {
511+
(void)conn;
512+
(void)user_data;
513+
514+
ptls_openssl_random_bytes(data->data, NGTCP2_PATH_CHALLENGE_DATALEN);
515+
516+
return 0;
517+
}
518+
496519
int ngtcp2_crypto_random(uint8_t *data, size_t datalen) {
497520
ptls_openssl_random_bytes(data, datalen);
498521

499522
return 0;
500523
}
501524

502525
void ngtcp2_crypto_picotls_ctx_init(ngtcp2_crypto_picotls_ctx *cptls) {
503-
cptls->ptls = NULL;
504-
memset(&cptls->handshake_properties, 0, sizeof(cptls->handshake_properties));
526+
*cptls = (ngtcp2_crypto_picotls_ctx){0};
505527
}
506528

507529
static int set_additional_extensions(ptls_handshake_properties_t *hsprops,

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