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authorNathan Skrzypczak <nathan.skrzypczak@gmail.com>2019-11-07 13:52:09 +0100
committerFlorin Coras <florin.coras@gmail.com>2019-12-17 17:03:50 +0000
commitd1b9e706841150d0da042a05aab51f19fa804192 (patch)
tree340bcbdd128ff86323eb963631f9f3f018328a67 /src/plugins/quic
parent70ae4efaa9b719a0bc84345143a1a4d3944a70fe (diff)
quic: Implement crypto contexts
Type: feature Make quic use the crypto contexts. This introduces a crypto context pool backed by a hashtable giving ctx indexes by connect params (ckpair, engine, rx & tx fifo sizes). Applications keep the initialization vector common. Change-Id: I22ed6711196cd70a2f2f74240f12113c7af8dfcd Signed-off-by: Nathan Skrzypczak <nathan.skrzypczak@gmail.com>
Diffstat (limited to 'src/plugins/quic')
-rw-r--r--src/plugins/quic/quic.c297
-rw-r--r--src/plugins/quic/quic.h20
2 files changed, 241 insertions, 76 deletions
diff --git a/src/plugins/quic/quic.c b/src/plugins/quic/quic.c
index f4e0aabdba2..738290177cc 100644
--- a/src/plugins/quic/quic.c
+++ b/src/plugins/quic/quic.c
@@ -48,38 +48,146 @@ static quicly_stream_open_t on_stream_open;
static quicly_closed_by_peer_t on_closed_by_peer;
static quicly_now_t quicly_vpp_now_cb;
+/* Crypto contexts */
+
+static inline void
+quic_crypto_context_make_key_from_ctx (clib_bihash_kv_24_8_t * kv,
+ quic_ctx_t * ctx)
+{
+ application_t *app = application_get (ctx->parent_app_id);
+ kv->key[0] = ((u64) ctx->ckpair_index) << 32 | (u64) ctx->crypto_engine;
+ kv->key[1] = app->sm_properties.rx_fifo_size - 1;
+ kv->key[2] = app->sm_properties.tx_fifo_size - 1;
+}
+
+static inline void
+quic_crypto_context_make_key_from_crctx (clib_bihash_kv_24_8_t * kv,
+ crypto_context_t * crctx)
+{
+ quic_crypto_context_data_t *data =
+ (quic_crypto_context_data_t *) crctx->data;
+ kv->key[0] = ((u64) crctx->ckpair_index) << 32 | (u64) crctx->crypto_engine;
+ kv->key[1] = data->quicly_ctx.transport_params.max_stream_data.bidi_local;
+ kv->key[2] = data->quicly_ctx.transport_params.max_stream_data.bidi_remote;
+}
+
+static void
+quic_crypto_context_free_if_needed (crypto_context_t * crctx, u8 thread_index)
+{
+ quic_main_t *qm = &quic_main;
+ clib_bihash_kv_24_8_t kv;
+ if (crctx->n_subscribers)
+ return;
+ quic_crypto_context_make_key_from_crctx (&kv, crctx);
+ clib_bihash_add_del_24_8 (&qm->wrk_ctx[thread_index].crypto_context_hash,
+ &kv, 0 /* is_add */ );
+ clib_mem_free (crctx->data);
+ pool_put (qm->wrk_ctx[thread_index].crypto_ctx_pool, crctx);
+}
+
static int
-quic_store_quicly_ctx (application_t * app, u32 ckpair_index,
- u8 crypto_engine)
+quic_app_cert_key_pair_delete_callback (app_cert_key_pair_t * ckpair)
{
quic_main_t *qm = &quic_main;
- quicly_context_t *quicly_ctx;
- ptls_iovec_t key_vec;
- app_cert_key_pair_t *ckpair;
- u64 max_enq;
- if (app->quicly_ctx)
- return 0;
+ crypto_context_t *crctx;
+ clib_bihash_kv_24_8_t kv;
+ vlib_thread_main_t *vtm = vlib_get_thread_main ();
+ int num_threads = 1 /* main thread */ + vtm->n_threads;
+ int i;
- if (crypto_engine == CRYPTO_ENGINE_NONE)
+ for (i = 0; i < num_threads; i++)
{
- QUIC_DBG (2, "No crypto engine specified, using %d", crypto_engine);
- crypto_engine = qm->default_crypto_engine;
+ /* *INDENT-OFF* */
+ pool_foreach (crctx, qm->wrk_ctx[i].crypto_ctx_pool, ({
+ if (crctx->ckpair_index == ckpair->cert_key_index)
+ {
+ quic_crypto_context_make_key_from_crctx (&kv, crctx);
+ clib_bihash_add_del_24_8 (&qm->wrk_ctx[i].crypto_context_hash, &kv, 0 /* is_add */ );
+ }
+ }));
+ /* *INDENT-ON* */
}
- if (!clib_bitmap_get (qm->available_crypto_engines, crypto_engine))
+ return 0;
+}
+
+static crypto_context_t *
+quic_crypto_context_alloc (u8 thread_index)
+{
+ quic_main_t *qm = &quic_main;
+ crypto_context_t *crctx;
+ u32 idx;
+
+ pool_get (qm->wrk_ctx[thread_index].crypto_ctx_pool, crctx);
+ clib_memset (crctx, 0, sizeof (*crctx));
+ idx = (crctx - qm->wrk_ctx[thread_index].crypto_ctx_pool);
+ crctx->ctx_index = ((u32) thread_index) << 24 | idx;
+
+ return crctx;
+}
+
+static crypto_context_t *
+quic_crypto_context_get (u32 cr_index, u32 thread_index)
+{
+ quic_main_t *qm = &quic_main;
+ ASSERT (cr_index >> 24 == thread_index);
+ return pool_elt_at_index (qm->wrk_ctx[thread_index].crypto_ctx_pool,
+ cr_index & 0x00ffffff);
+}
+
+static clib_error_t *
+quic_list_crypto_context_command_fn (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ quic_main_t *qm = &quic_main;
+ crypto_context_t *crctx;
+ vlib_thread_main_t *vtm = vlib_get_thread_main ();
+ int i, num_threads = 1 /* main thread */ + vtm->n_threads;
+ for (i = 0; i < num_threads; i++)
{
- QUIC_DBG (1, "Quic does not support crypto engine %d", crypto_engine);
- return VNET_API_ERROR_MISSING_CERT_KEY;
+ /* *INDENT-OFF* */
+ pool_foreach (crctx, qm->wrk_ctx[i].crypto_ctx_pool, ({
+ vlib_cli_output (vm, "[%d][Q]%U", i, format_crypto_context, crctx);
+ }));
+ /* *INDENT-ON* */
}
+ return 0;
+}
+
+static void
+quic_release_crypto_context (u32 crypto_context_index, u8 thread_index)
+{
+ crypto_context_t *crctx;
+ crctx = quic_crypto_context_get (crypto_context_index, thread_index);
+ crctx->n_subscribers--;
+ quic_crypto_context_free_if_needed (crctx, thread_index);
+}
+
+static int
+quic_init_crypto_context (crypto_context_t * crctx, quic_ctx_t * ctx)
+{
+ quic_main_t *qm = &quic_main;
+ quicly_context_t *quicly_ctx;
+ ptls_iovec_t key_vec;
+ app_cert_key_pair_t *ckpair;
+ application_t *app;
+ quic_crypto_context_data_t *data;
+ ptls_context_t *ptls_ctx;
+
+ QUIC_DBG (2, "Init quic crctx %d thread %d", crctx->ctx_index,
+ ctx->c_thread_index);
+
+ data = clib_mem_alloc (sizeof (*data));
+ /* picotls depends on data being zeroed */
+ clib_memset (data, 0, sizeof (*data));
+ crctx->data = (void *) data;
+ quicly_ctx = &data->quicly_ctx;
+ ptls_ctx = &data->ptls_ctx;
- quicly_ctx_data_t *quicly_ctx_data =
- clib_mem_alloc (sizeof (quicly_ctx_data_t));
- clib_memset (quicly_ctx_data, 0, sizeof (*quicly_ctx_data)); /* picotls depends on this */
- quicly_ctx = &quicly_ctx_data->quicly_ctx;
- ptls_context_t *ptls_ctx = &quicly_ctx_data->ptls_ctx;
ptls_ctx->random_bytes = ptls_openssl_random_bytes;
ptls_ctx->get_time = &ptls_get_time;
ptls_ctx->key_exchanges = ptls_openssl_key_exchanges;
- ptls_ctx->cipher_suites = qm->quic_ciphers[crypto_engine];
+ ptls_ctx->cipher_suites = qm->quic_ciphers[ctx->crypto_engine];
ptls_ctx->certificates.list = NULL;
ptls_ctx->certificates.count = 0;
ptls_ctx->esni = NULL;
@@ -92,8 +200,6 @@ quic_store_quicly_ctx (application_t * app, u32 ckpair_index,
ptls_ctx->hkdf_label_prefix__obsolete = NULL;
ptls_ctx->require_dhe_on_psk = 1;
ptls_ctx->encrypt_ticket = &qm->session_cache.super;
-
- app->quicly_ctx = (u64 *) quicly_ctx;
clib_memcpy (quicly_ctx, &quicly_spec_context, sizeof (quicly_context_t));
quicly_ctx->max_packet_size = QUIC_MAX_PACKET_SIZE;
@@ -108,42 +214,96 @@ quic_store_quicly_ctx (application_t * app, u32 ckpair_index,
quicly_ctx->transport_params.max_streams_bidi = (uint64_t) 1 << 60;
quicly_ctx->transport_params.idle_timeout = qm->connection_timeout;
- /* max_enq is FIFO_SIZE - 1 */
- max_enq = app->sm_properties.rx_fifo_size - 1;
- quicly_ctx->transport_params.max_stream_data.bidi_local = max_enq;
- max_enq = app->sm_properties.tx_fifo_size - 1;
- quicly_ctx->transport_params.max_stream_data.bidi_remote = max_enq;
+ app = application_get (ctx->parent_app_id);
+ quicly_ctx->transport_params.max_stream_data.bidi_local =
+ app->sm_properties.rx_fifo_size - 1;
+ quicly_ctx->transport_params.max_stream_data.bidi_remote =
+ app->sm_properties.tx_fifo_size - 1;
quicly_ctx->transport_params.max_stream_data.uni = QUIC_INT_MAX;
- quicly_ctx->tls->random_bytes (quicly_ctx_data->cid_key, 16);
- quicly_ctx_data->cid_key[16] = 0;
- key_vec = ptls_iovec_init (quicly_ctx_data->cid_key,
- strlen (quicly_ctx_data->cid_key));
+ if (!app->quic_iv_set)
+ {
+ ptls_openssl_random_bytes (app->quic_iv, QUIC_IV_LEN - 1);
+ app->quic_iv[QUIC_IV_LEN - 1] = 0;
+ app->quic_iv_set = 1;
+ }
+
+ clib_memcpy (data->cid_key, app->quic_iv, QUIC_IV_LEN);
+ key_vec = ptls_iovec_init (data->cid_key, QUIC_IV_LEN);
quicly_ctx->cid_encryptor =
quicly_new_default_cid_encryptor (&ptls_openssl_bfecb,
&ptls_openssl_aes128ecb,
&ptls_openssl_sha256, key_vec);
- ckpair = app_cert_key_pair_get_if_valid (ckpair_index);
+ ckpair = app_cert_key_pair_get_if_valid (crctx->ckpair_index);
if (!ckpair || !ckpair->key || !ckpair->cert)
{
- QUIC_DBG (1, "Wrong ckpair id %d\n", ckpair_index);
- goto error;
+ QUIC_DBG (1, "Wrong ckpair id %d\n", crctx->ckpair_index);
+ return -1;
}
if (load_bio_private_key (quicly_ctx->tls, (char *) ckpair->key))
{
QUIC_DBG (1, "failed to read private key from app configuration\n");
- goto error;
+ return -1;
}
if (load_bio_certificate_chain (quicly_ctx->tls, (char *) ckpair->cert))
{
QUIC_DBG (1, "failed to load certificate\n");
- goto error;
+ return -1;
}
return 0;
+}
+
+static int
+quic_acquire_crypto_context (quic_ctx_t * ctx)
+{
+ quic_main_t *qm = &quic_main;
+ crypto_context_t *crctx;
+ clib_bihash_kv_24_8_t kv;
+
+ if (ctx->crypto_engine == CRYPTO_ENGINE_NONE)
+ {
+ QUIC_DBG (2, "No crypto engine specified, using %d",
+ qm->default_crypto_engine);
+ ctx->crypto_engine = qm->default_crypto_engine;
+ }
+ if (!clib_bitmap_get (qm->available_crypto_engines, ctx->crypto_engine))
+ {
+ QUIC_DBG (1, "Quic does not support crypto engine %d",
+ ctx->crypto_engine);
+ return VNET_API_ERROR_MISSING_CERT_KEY;
+ }
+
+ /* Check for exisiting crypto ctx */
+ quic_crypto_context_make_key_from_ctx (&kv, ctx);
+ if (clib_bihash_search_24_8
+ (&qm->wrk_ctx[ctx->c_thread_index].crypto_context_hash, &kv, &kv) == 0)
+ {
+ crctx = quic_crypto_context_get (kv.value, ctx->c_thread_index);
+ QUIC_DBG (2, "Found exisiting crypto context %d", kv.value);
+ ctx->crypto_context_index = kv.value;
+ crctx->n_subscribers++;
+ return 0;
+ }
+
+ crctx = quic_crypto_context_alloc (ctx->c_thread_index);
+ ctx->crypto_context_index = crctx->ctx_index;
+ kv.value = crctx->ctx_index;
+ crctx->crypto_engine = ctx->crypto_engine;
+ crctx->ckpair_index = ctx->ckpair_index;
+ if (quic_init_crypto_context (crctx, ctx))
+ goto error;
+ if (vnet_app_add_cert_key_interest (ctx->ckpair_index, qm->app_index))
+ goto error;
+ crctx->n_subscribers++;
+ clib_bihash_add_del_24_8 (&qm->
+ wrk_ctx[ctx->c_thread_index].crypto_context_hash,
+ &kv, 1 /* is_add */ );
+ return 0;
+
error:
- clib_mem_free (quicly_ctx_data);
+ quic_crypto_context_free_if_needed (crctx, ctx->c_thread_index);
return VNET_API_ERROR_MISSING_CERT_KEY;
}
@@ -254,7 +414,11 @@ quic_sendable_packet_count (session_t * udp_session)
static quicly_context_t *
quic_get_quicly_ctx_from_ctx (quic_ctx_t * ctx)
{
- return ctx->quicly_ctx;
+ crypto_context_t *crctx =
+ quic_crypto_context_get (ctx->crypto_context_index, ctx->c_thread_index);
+ quic_crypto_context_data_t *data =
+ (quic_crypto_context_data_t *) crctx->data;
+ return &data->quicly_ctx;
}
static quicly_context_t *
@@ -263,7 +427,7 @@ quic_get_quicly_ctx_from_udp (u64 udp_session_handle)
session_t *udp_session = session_get_from_handle (udp_session_handle);
quic_ctx_t *ctx =
quic_ctx_get (udp_session->opaque, udp_session->thread_index);
- return ctx->quicly_ctx;
+ return quic_get_quicly_ctx_from_ctx (ctx);
}
static inline void
@@ -474,7 +638,6 @@ quic_send_packets (quic_ctx_t * ctx)
quicly_conn_t *conn;
size_t num_packets, i, max_packets;
quicly_packet_allocator_t *pa;
- quicly_context_t *quicly_context;
int err = 0;
/* We have sctx, get qctx */
@@ -496,15 +659,7 @@ quic_send_packets (quic_ctx_t * ctx)
if (quic_sendable_packet_count (udp_session) < 2)
goto stop_sending;
- quicly_context = quic_get_quicly_ctx_from_ctx (ctx);
- if (!quicly_context)
- {
- clib_warning ("Tried to send packets on non existing app worker %u",
- ctx->parent_app_wrk_id);
- quic_connection_delete (ctx);
- return 1;
- }
- pa = quicly_context->packet_allocator;
+ pa = quic_get_quicly_ctx_from_ctx (ctx)->packet_allocator;
do
{
max_packets = quic_sendable_packet_count (udp_session);
@@ -1118,12 +1273,10 @@ quic_connect_connection (session_endpoint_cfg_t * sep)
ctx->parent_app_id = app_wrk->app_index;
cargs->sep_ext.ns_index = app->ns_index;
- if ((error =
- quic_store_quicly_ctx (app, sep->ckpair_index, sep->crypto_engine)))
+ ctx->crypto_engine = sep->crypto_engine;
+ ctx->ckpair_index = sep->ckpair_index;
+ if ((error = quic_acquire_crypto_context (ctx)))
return error;
- /* Also store it in ctx for convenience
- * Waiting for crypto_ctx logic */
- ctx->quicly_ctx = (quicly_context_t *) app->quicly_ctx;
if ((error = vnet_connect (cargs)))
return error;
@@ -1222,9 +1375,6 @@ quic_start_listen (u32 quic_listen_session_index, transport_endpoint_t * tep)
app = application_get (app_wrk->app_index);
QUIC_DBG (2, "Called quic_start_listen for app %d", app_wrk->app_index);
- if (quic_store_quicly_ctx (app, sep->ckpair_index, sep->crypto_engine))
- return -1;
-
sep->transport_proto = TRANSPORT_PROTO_UDPC;
clib_memset (args, 0, sizeof (*args));
args->app_index = qm->app_index;
@@ -1241,9 +1391,6 @@ quic_start_listen (u32 quic_listen_session_index, transport_endpoint_t * tep)
lctx = quic_ctx_get (lctx_index, 0);
lctx->flags |= QUIC_F_IS_LISTENER;
- /* Also store it in ctx for convenience
- * Waiting for crypto_ctx logic */
- lctx->quicly_ctx = (quicly_context_t *) app->quicly_ctx;
clib_memcpy (&lctx->c_rmt_ip, &args->sep.peer.ip, sizeof (ip46_address_t));
clib_memcpy (&lctx->c_lcl_ip, &args->sep.ip, sizeof (ip46_address_t));
@@ -1256,6 +1403,10 @@ quic_start_listen (u32 quic_listen_session_index, transport_endpoint_t * tep)
lctx->parent_app_id = app_wrk->app_index;
lctx->udp_session_handle = udp_handle;
lctx->c_s_index = quic_listen_session_index;
+ lctx->crypto_engine = sep->crypto_engine;
+ lctx->ckpair_index = sep->ckpair_index;
+ if (quic_acquire_crypto_context (lctx))
+ return -1;
QUIC_DBG (2, "Listening UDP session 0x%lx",
session_handle (udp_listen_session));
@@ -1278,8 +1429,8 @@ quic_stop_listen (u32 lctx_index)
if (vnet_unlisten (&a))
clib_warning ("unlisten errored");
- /* TODO: crypto state cleanup */
-
+ quic_release_crypto_context (lctx->crypto_context_index,
+ 0 /* thread_index */ );
quic_ctx_free (lctx);
return 0;
}
@@ -1477,6 +1628,7 @@ quic_receive_connection (void *arg)
new_ctx->c_thread_index = thread_index;
new_ctx->c_c_index = new_ctx_id;
+ quic_acquire_crypto_context (new_ctx);
conn = new_ctx->conn;
quic_store_conn_ctx (conn, new_ctx);
@@ -1510,6 +1662,7 @@ quic_transfer_connection (u32 ctx_index, u32 dest_thread)
clib_memcpy (temp_ctx, ctx, sizeof (quic_ctx_t));
quic_stop_ctx_timer (ctx);
+ quic_release_crypto_context (ctx->crypto_context_index, thread_index);
quic_ctx_free (ctx);
/* Send connection to destination thread */
@@ -1608,6 +1761,8 @@ quic_udp_session_cleanup_callback (session_t * udp_session,
ctx = quic_ctx_get (udp_session->opaque, udp_session->thread_index);
quic_stop_ctx_timer (ctx);
+ quic_release_crypto_context (ctx->crypto_context_index,
+ ctx->c_thread_index);
quic_ctx_free (ctx);
}
@@ -1664,10 +1819,9 @@ quic_udp_session_accepted_callback (session_t * udp_session)
ctx->conn_state = QUIC_CONN_STATE_OPENED;
ctx->c_flags |= TRANSPORT_CONNECTION_F_NO_LOOKUP;
- /* Also store it in ctx for convenience
- * Waiting for crypto_ctx logic */
- ctx->quicly_ctx = lctx->quicly_ctx;
-
+ ctx->crypto_engine = lctx->crypto_engine;
+ ctx->ckpair_index = lctx->ckpair_index;
+ quic_acquire_crypto_context (ctx);
udp_session->opaque = ctx_index;
/* TODO timeout to delete these if they never connect */
@@ -2143,6 +2297,7 @@ static session_cb_vft_t quic_app_cb_vft = {
.del_segment_callback = quic_del_segment_callback,
.builtin_app_rx_callback = quic_udp_session_rx_callback,
.session_cleanup_callback = quic_udp_session_cleanup_callback,
+ .app_cert_key_pair_delete_callback = quic_app_cert_key_pair_delete_callback,
};
static const transport_proto_vft_t quic_proto = {
@@ -2236,7 +2391,6 @@ quic_init (vlib_main_t * vm)
vec_validate (qm->ctx_pool, num_threads - 1);
vec_validate (qm->wrk_ctx, num_threads - 1);
- /* Timer wheels, one per thread. */
for (i = 0; i < num_threads; i++)
{
qm->wrk_ctx[i].next_cid.thread_id = i;
@@ -2244,12 +2398,13 @@ quic_init (vlib_main_t * vm)
tw_timer_wheel_init_1t_3w_1024sl_ov (tw, quic_expired_timers_dispatch,
1e-3 /* timer period 1ms */ , ~0);
tw->last_run_time = vlib_time_now (vlib_get_main ());
+ clib_bihash_init_24_8 (&qm->wrk_ctx[i].crypto_context_hash,
+ "quic crypto contexts", 64, 128 << 10);
}
clib_bihash_init_16_8 (&qm->connection_hash, "quic connections", 1024,
4 << 20);
-
qm->app_index = a->app_index;
qm->tstamp_ticks_per_clock = vm->clib_time.seconds_per_clock
/ QUIC_TSTAMP_RESOLUTION;
@@ -2578,6 +2733,12 @@ VLIB_CLI_COMMAND(quic_show_ctx_command, static)=
.short_help = "show quic",
.function = quic_show_connections_command_fn,
};
+VLIB_CLI_COMMAND (quic_list_crypto_context_command, static) =
+{
+ .path = "show quic crypto context",
+ .short_help = "list quic crypto contextes",
+ .function = quic_list_crypto_context_command_fn,
+};
VLIB_PLUGIN_REGISTER () =
{
.version = VPP_BUILD_VER,
diff --git a/src/plugins/quic/quic.h b/src/plugins/quic/quic.h
index dcdb6cf8e24..5921f3aad8c 100644
--- a/src/plugins/quic/quic.h
+++ b/src/plugins/quic/quic.h
@@ -40,6 +40,7 @@
#define QUIC_INT_MAX 0x3FFFFFFFFFFFFFFF
#define QUIC_DEFAULT_FIFO_SIZE (64 << 10)
#define QUIC_SEND_PACKET_VEC_SIZE 16
+#define QUIC_IV_LEN 17
#define QUIC_SEND_MAX_BATCH_PACKETS 16
#define QUIC_RCV_MAX_BATCH_PACKETS 16
@@ -152,7 +153,8 @@ typedef struct quic_ctx_
u32 parent_app_wrk_id;
u32 parent_app_id;
u32 ckpair_index;
- quicly_context_t *quicly_ctx;
+ u32 crypto_engine;
+ u32 crypto_context_index;
u8 flags;
} quic_ctx_t;
@@ -182,12 +184,21 @@ typedef struct quic_stream_data_
u32 app_tx_data_len; /**< bytes sent */
} quic_stream_data_t;
+typedef struct quic_crypto_context_data_
+{
+ quicly_context_t quicly_ctx;
+ char cid_key[QUIC_IV_LEN];
+ ptls_context_t ptls_ctx;
+} quic_crypto_context_data_t;
+
typedef struct quic_worker_ctx_
{
CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
int64_t time_now; /**< worker time */
tw_timer_wheel_1t_3w_1024sl_ov_t timer_wheel; /**< worker timer wheel */
quicly_cid_plaintext_t next_cid;
+ crypto_context_t *crypto_ctx_pool; /**< per thread pool of crypto contexes */
+ clib_bihash_24_8_t crypto_context_hash; /**< per thread [params:crypto_ctx_index] hash */
} quic_worker_ctx_t;
typedef struct quic_rx_packet_ctx_
@@ -206,13 +217,6 @@ typedef struct quic_rx_packet_ctx_
session_dgram_hdr_t ph;
} quic_rx_packet_ctx_t;
-typedef struct quicly_ctx_data_
-{
- quicly_context_t quicly_ctx;
- char cid_key[17];
- ptls_context_t ptls_ctx;
-} quicly_ctx_data_t;
-
typedef struct quic_main_
{
u32 app_index;