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-rw-r--r--lib/connect.c47
-rw-r--r--lib/http.c6
-rw-r--r--lib/quic.h6
-rw-r--r--lib/urldata.h3
-rw-r--r--lib/vquic/ngtcp2.c422
-rw-r--r--lib/vquic/ngtcp2.h8
6 files changed, 262 insertions, 230 deletions
diff --git a/lib/connect.c b/lib/connect.c
index 7d823d23b..1b9ca35c5 100644
--- a/lib/connect.c
+++ b/lib/connect.c
@@ -166,7 +166,7 @@ tcpkeepalive(struct Curl_easy *data,
static CURLcode
singleipconnect(struct connectdata *conn,
const Curl_addrinfo *ai, /* start connecting to this */
- curl_socket_t *sock);
+ int sockindex); /* 0 or 1 among the temp ones */
/*
* Curl_timeleft() returns the amount of milliseconds left allowed for the
@@ -596,7 +596,7 @@ static CURLcode trynextip(struct connectdata *conn,
}
if(ai) {
- result = singleipconnect(conn, ai, &conn->tempsock[tempindex]);
+ result = singleipconnect(conn, ai, tempindex);
if(result == CURLE_COULDNT_CONNECT) {
ai = ai->ai_next;
continue;
@@ -778,6 +778,23 @@ CURLcode Curl_is_connected(struct connectdata *conn,
if(conn->tempsock[i] == CURL_SOCKET_BAD)
continue;
+#ifdef ENABLE_QUIC
+ if(conn->transport == TRNSPRT_QUIC) {
+ result = Curl_quic_is_connected(conn, i, connected);
+ if(result) {
+ error = SOCKERRNO;
+ goto error;
+ }
+ if(*connected) {
+ /* use this socket from now on */
+ conn->sock[sockindex] = conn->tempsock[i];
+ conn->ip_addr = conn->tempaddr[i];
+ conn->tempsock[i] = CURL_SOCKET_BAD;
+ }
+ return result;
+ }
+#endif
+
#ifdef mpeix
/* Call this function once now, and ignore the results. We do this to
"clear" the error state on the socket so that we can later read it
@@ -841,6 +858,7 @@ CURLcode Curl_is_connected(struct connectdata *conn,
else if(rc & CURL_CSELECT_ERR)
(void)verifyconnect(conn->tempsock[i], &error);
+ error:
/*
* The connection failed here, we should attempt to connect to the "next
* address" for the given host. But first remember the latest error.
@@ -1001,7 +1019,7 @@ void Curl_sndbufset(curl_socket_t sockfd)
*/
static CURLcode singleipconnect(struct connectdata *conn,
const Curl_addrinfo *ai,
- curl_socket_t *sockp)
+ int sockindex)
{
struct Curl_sockaddr_ex addr;
int rc = -1;
@@ -1017,7 +1035,7 @@ static CURLcode singleipconnect(struct connectdata *conn,
int optval = 1;
#endif
char buffer[STRERROR_LEN];
-
+ curl_socket_t *sockp = &conn->tempsock[sockindex];
*sockp = CURL_SOCKET_BAD;
result = Curl_socket(conn, ai, &addr, &sockfd);
@@ -1143,21 +1161,22 @@ static CURLcode singleipconnect(struct connectdata *conn,
if(-1 == rc)
error = SOCKERRNO;
+#ifdef ENABLE_QUIC
+ else if(conn->transport == TRNSPRT_QUIC) {
+ /* pass in 'sockfd' separately since it hasn't been put into the
+ tempsock array at this point */
+ result = Curl_quic_connect(conn, sockfd, sockindex,
+ &addr.sa_addr, addr.addrlen);
+ if(result)
+ error = SOCKERRNO;
+ }
+#endif
}
else {
*sockp = sockfd;
return CURLE_OK;
}
-#ifdef ENABLE_QUIC
- if(!isconnected && (conn->transport == TRNSPRT_QUIC)) {
- result = Curl_quic_connect(conn, sockfd, &addr.sa_addr, addr.addrlen);
- if(result)
- return result;
- rc = 0; /* connect success */
- }
-#endif
-
if(-1 == rc) {
switch(error) {
case EINPROGRESS:
@@ -1225,7 +1244,7 @@ CURLcode Curl_connecthost(struct connectdata *conn, /* context */
/* start connecting to first IP */
while(conn->tempaddr[0]) {
- result = singleipconnect(conn, conn->tempaddr[0], &(conn->tempsock[0]));
+ result = singleipconnect(conn, conn->tempaddr[0], 0);
if(!result)
break;
conn->tempaddr[0] = conn->tempaddr[0]->ai_next;
diff --git a/lib/http.c b/lib/http.c
index 12e260bff..b1eef71f8 100644
--- a/lib/http.c
+++ b/lib/http.c
@@ -1565,10 +1565,8 @@ static CURLcode https_connecting(struct connectdata *conn, bool *done)
#ifdef ENABLE_QUIC
if(conn->transport == TRNSPRT_QUIC) {
- result = Curl_quic_is_connected(conn, FIRSTSOCKET, done);
- if(result)
- connclose(conn, "Failed HTTPS connection (over QUIC)");
- return result;
+ *done = TRUE;
+ return CURLE_OK;
}
#endif
diff --git a/lib/quic.h b/lib/quic.h
index 797edbb25..d73ba0c36 100644
--- a/lib/quic.h
+++ b/lib/quic.h
@@ -37,10 +37,12 @@
/* functions provided by the specific backends */
CURLcode Curl_quic_connect(struct connectdata *conn,
curl_socket_t sockfd,
+ int sockindex,
const struct sockaddr *addr,
socklen_t addrlen);
-CURLcode Curl_quic_is_connected(struct connectdata *conn, int sockindex,
- bool *done);
+CURLcode Curl_quic_is_connected(struct connectdata *conn,
+ curl_socket_t sockfd,
+ bool *connected);
int Curl_quic_ver(char *p, size_t len);
#endif
diff --git a/lib/urldata.h b/lib/urldata.h
index 3129cb3ce..94f02ba6a 100644
--- a/lib/urldata.h
+++ b/lib/urldata.h
@@ -836,7 +836,8 @@ struct connectdata {
} transport;
#ifdef ENABLE_QUIC
- struct quicsocket quic;
+ struct quicsocket hequic[2]; /* two, for happy eyeballs! */
+ struct quicsocket *quic;
#endif
struct hostname host;
diff --git a/lib/vquic/ngtcp2.c b/lib/vquic/ngtcp2.c
index fe8fe8ced..b9dbfd403 100644
--- a/lib/vquic/ngtcp2.c
+++ b/lib/vquic/ngtcp2.c
@@ -42,7 +42,7 @@
#include "curl_memory.h"
#include "memdebug.h"
-/* #define DEBUG_NGTCP2 1 */
+/* #define DEBUG_NGTCP2 */
#define DEBUG_HTTP3
#ifdef DEBUG_HTTP3
#define H3BUGF(x) x
@@ -58,9 +58,11 @@
"POLY1305_SHA256:TLS_AES_128_CCM_SHA256"
#define QUIC_GROUPS "P-256:X25519:P-384:P-521"
-static CURLcode process_ingress(struct connectdata *conn,
- curl_socket_t sockfd);
-static CURLcode flush_egress(struct connectdata *conn, int sockfd);
+static CURLcode ng_process_ingress(struct connectdata *conn,
+ curl_socket_t sockfd,
+ struct quicsocket *qs);
+static CURLcode ng_flush_egress(struct connectdata *conn, int sockfd,
+ struct quicsocket *qs);
static ngtcp2_tstamp timestamp(void)
{
@@ -80,7 +82,7 @@ static void quic_printf(void *user_data, const char *fmt, ...)
}
#endif
-static int setup_initial_crypto_context(struct connectdata *conn)
+static int setup_initial_crypto_context(struct quicsocket *qs)
{
int rv;
uint8_t initial_secret[32];
@@ -93,7 +95,7 @@ static int setup_initial_crypto_context(struct connectdata *conn)
uint8_t hp[16];
ssize_t hplen;
- dcid = ngtcp2_conn_get_dcid(conn->quic.conn);
+ dcid = ngtcp2_conn_get_dcid(qs->qconn);
rv = Curl_qc_derive_initial_secret(initial_secret, sizeof(initial_secret),
dcid, (uint8_t *)NGTCP2_INITIAL_SALT,
strlen(NGTCP2_INITIAL_SALT));
@@ -101,8 +103,8 @@ static int setup_initial_crypto_context(struct connectdata *conn)
return -1;
}
- Curl_qc_prf_sha256(&conn->quic.hs_crypto_ctx);
- Curl_qc_aead_aes_128_gcm(&conn->quic.hs_crypto_ctx);
+ Curl_qc_prf_sha256(&qs->hs_crypto_ctx);
+ Curl_qc_aead_aes_128_gcm(&qs->hs_crypto_ctx);
rv = Curl_qc_derive_client_initial_secret(secret, sizeof(secret),
initial_secret,
@@ -113,26 +115,26 @@ static int setup_initial_crypto_context(struct connectdata *conn)
keylen = Curl_qc_derive_packet_protection_key(key, sizeof(key),
secret, sizeof(secret),
- &conn->quic.hs_crypto_ctx);
+ &qs->hs_crypto_ctx);
if(keylen < 0) {
return -1;
}
ivlen = Curl_qc_derive_packet_protection_iv(iv, sizeof(iv),
secret, sizeof(secret),
- &conn->quic.hs_crypto_ctx);
+ &qs->hs_crypto_ctx);
if(ivlen < 0) {
return -1;
}
hplen = Curl_qc_derive_header_protection_key(hp, sizeof(hp),
secret, sizeof(secret),
- &conn->quic.hs_crypto_ctx);
+ &qs->hs_crypto_ctx);
if(hplen < 0) {
return -1;
}
- ngtcp2_conn_install_initial_tx_keys(conn->quic.conn, key, keylen, iv, ivlen,
+ ngtcp2_conn_install_initial_tx_keys(qs->qconn, key, keylen, iv, ivlen,
hp, hplen);
rv = Curl_qc_derive_server_initial_secret(secret, sizeof(secret),
@@ -144,26 +146,26 @@ static int setup_initial_crypto_context(struct connectdata *conn)
keylen = Curl_qc_derive_packet_protection_key(key, sizeof(key),
secret, sizeof(secret),
- &conn->quic.hs_crypto_ctx);
+ &qs->hs_crypto_ctx);
if(keylen < 0) {
return -1;
}
ivlen = Curl_qc_derive_packet_protection_iv(iv, sizeof(iv),
secret, sizeof(secret),
- &conn->quic.hs_crypto_ctx);
+ &qs->hs_crypto_ctx);
if(ivlen < 0) {
return -1;
}
hplen = Curl_qc_derive_header_protection_key(hp, sizeof(hp),
secret, sizeof(secret),
- &conn->quic.hs_crypto_ctx);
+ &qs->hs_crypto_ctx);
if(hplen < 0) {
return -1;
}
- ngtcp2_conn_install_initial_rx_keys(conn->quic.conn,
+ ngtcp2_conn_install_initial_rx_keys(qs->qconn,
key, keylen, iv, ivlen, hp, hplen);
return 0;
@@ -194,7 +196,7 @@ static int transport_params_add_cb(SSL *ssl, unsigned int ext_type,
size_t *outlen, X509 *x,
size_t chainidx, int *al, void *add_arg)
{
- struct connectdata *conn = (struct connectdata *)SSL_get_app_data(ssl);
+ struct quicsocket *qs = (struct quicsocket *)SSL_get_app_data(ssl);
ngtcp2_transport_params params;
uint8_t buf[64];
ssize_t nwrite;
@@ -204,7 +206,7 @@ static int transport_params_add_cb(SSL *ssl, unsigned int ext_type,
(void)chainidx;
(void)add_arg;
- ngtcp2_conn_get_local_transport_params(conn->quic.conn, &params);
+ ngtcp2_conn_get_local_transport_params(qs->qconn, &params);
nwrite = ngtcp2_encode_transport_params(
buf, sizeof(buf), NGTCP2_TRANSPORT_PARAMS_TYPE_CLIENT_HELLO, &params);
@@ -239,7 +241,7 @@ static int transport_params_parse_cb(SSL *ssl, unsigned int ext_type,
size_t inlen, X509 *x, size_t chainidx,
int *al, void *parse_arg)
{
- struct connectdata *conn = (struct connectdata *)SSL_get_app_data(ssl);
+ struct quicsocket *qs = (struct quicsocket *)SSL_get_app_data(ssl);
int rv;
ngtcp2_transport_params params;
(void)ext_type;
@@ -257,7 +259,7 @@ static int transport_params_parse_cb(SSL *ssl, unsigned int ext_type,
return -1;
}
- rv = ngtcp2_conn_set_remote_transport_params(conn->quic.conn, &params);
+ rv = ngtcp2_conn_set_remote_transport_params(qs->qconn, &params);
if(rv) {
*al = SSL_AD_ILLEGAL_PARAMETER;
return -1;
@@ -309,14 +311,12 @@ static SSL_CTX *quic_ssl_ctx(struct Curl_easy *data)
/** SSL callbacks ***/
-static void set_tls_alert(struct connectdata *conn,
- uint8_t alert)
+static void set_tls_alert(struct quicsocket *qs, uint8_t alert)
{
- struct quicsocket *qs = &conn->quic;
qs->tls_alert = alert;
}
-static int ssl_on_key(struct connectdata *conn,
+static int ssl_on_key(struct quicsocket *qs,
int name, const uint8_t *secret, size_t secretlen)
{
int rv;
@@ -326,7 +326,7 @@ static int ssl_on_key(struct connectdata *conn,
ssize_t keylen;
uint8_t iv[64];
ssize_t ivlen;
- struct Context *crypto_ctx = &conn->quic.crypto_ctx;
+ struct Context *crypto_ctx = &qs->crypto_ctx;
switch(name) {
case SSL_KEY_CLIENT_EARLY_TRAFFIC:
@@ -340,11 +340,11 @@ static int ssl_on_key(struct connectdata *conn,
}
/* TODO We don't have to call this everytime we get key generated. */
- rv = Curl_qc_negotiated_prf(crypto_ctx, conn->quic.ssl);
+ rv = Curl_qc_negotiated_prf(crypto_ctx, qs->ssl);
if(rv != 0) {
return -1;
}
- rv = Curl_qc_negotiated_aead(crypto_ctx, conn->quic.ssl);
+ rv = Curl_qc_negotiated_aead(crypto_ctx, qs->ssl);
if(rv != 0) {
return -1;
}
@@ -368,33 +368,33 @@ static int ssl_on_key(struct connectdata *conn,
return -1;
/* TODO Just call this once. */
- ngtcp2_conn_set_aead_overhead(conn->quic.conn,
+ ngtcp2_conn_set_aead_overhead(qs->qconn,
Curl_qc_aead_max_overhead(crypto_ctx));
switch(name) {
case SSL_KEY_CLIENT_EARLY_TRAFFIC:
- ngtcp2_conn_install_early_keys(conn->quic.conn, key, keylen, iv, ivlen,
+ ngtcp2_conn_install_early_keys(qs->qconn, key, keylen, iv, ivlen,
hp, hplen);
break;
case SSL_KEY_CLIENT_HANDSHAKE_TRAFFIC:
- ngtcp2_conn_install_handshake_tx_keys(conn->quic.conn, key, keylen,
+ ngtcp2_conn_install_handshake_tx_keys(qs->qconn, key, keylen,
iv, ivlen, hp, hplen);
- conn->quic.tx_crypto_level = NGTCP2_CRYPTO_LEVEL_HANDSHAKE;
+ qs->tx_crypto_level = NGTCP2_CRYPTO_LEVEL_HANDSHAKE;
break;
case SSL_KEY_CLIENT_APPLICATION_TRAFFIC:
- ngtcp2_conn_install_tx_keys(conn->quic.conn, key, keylen, iv, ivlen,
+ ngtcp2_conn_install_tx_keys(qs->qconn, key, keylen, iv, ivlen,
hp, hplen);
break;
case SSL_KEY_SERVER_HANDSHAKE_TRAFFIC:
- ngtcp2_conn_install_handshake_rx_keys(conn->quic.conn, key, keylen,
+ ngtcp2_conn_install_handshake_rx_keys(qs->qconn, key, keylen,
iv, ivlen,
hp, hplen);
- conn->quic.rx_crypto_level = NGTCP2_CRYPTO_LEVEL_HANDSHAKE;
+ qs->rx_crypto_level = NGTCP2_CRYPTO_LEVEL_HANDSHAKE;
break;
case SSL_KEY_SERVER_APPLICATION_TRAFFIC:
- ngtcp2_conn_install_rx_keys(conn->quic.conn, key, keylen, iv, ivlen,
+ ngtcp2_conn_install_rx_keys(qs->qconn, key, keylen, iv, ivlen,
hp, hplen);
- conn->quic.rx_crypto_level = NGTCP2_CRYPTO_LEVEL_APP;
+ qs->rx_crypto_level = NGTCP2_CRYPTO_LEVEL_APP;
break;
}
return 0;
@@ -404,7 +404,7 @@ static void ssl_msg_cb(int write_p, int version, int content_type,
const void *buf, size_t len, SSL *ssl, void *user_data)
{
int rv;
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
uint8_t *msg = (uint8_t *)buf;
struct quic_handshake *crypto_data;
(void)version;
@@ -421,13 +421,13 @@ static void ssl_msg_cb(int write_p, int version, int content_type,
if(msg[0] != 2 /* FATAL */) {
return;
}
- set_tls_alert(conn, msg[1]);
+ set_tls_alert(qs, msg[1]);
return;
default:
return;
}
- crypto_data = &conn->quic.client_crypto_data[conn->quic.tx_crypto_level];
+ crypto_data = &qs->client_crypto_data[qs->tx_crypto_level];
if(crypto_data->buf == NULL) {
crypto_data->buf = malloc(4096);
crypto_data->alloclen = 4096;
@@ -441,9 +441,10 @@ static void ssl_msg_cb(int write_p, int version, int content_type,
memcpy(&crypto_data->buf[crypto_data->len], buf, len);
crypto_data->len += len;
- rv = ngtcp2_conn_submit_crypto_data(
- conn->quic.conn, conn->quic.tx_crypto_level,
- (uint8_t *)(&crypto_data->buf[crypto_data->len] - len), len);
+ rv = ngtcp2_conn_submit_crypto_data(qs->qconn, qs->tx_crypto_level,
+ (uint8_t *)
+ (&crypto_data->buf[
+ crypto_data->len] - len), len);
if(rv) {
fprintf(stderr, "write_client_handshake failed\n");
}
@@ -455,10 +456,10 @@ static int ssl_key_cb(SSL *ssl, int name,
size_t secretlen,
void *arg)
{
- struct connectdata *conn = (struct connectdata *)arg;
+ struct quicsocket *qs = (struct quicsocket *)arg;
(void)ssl;
- if(ssl_on_key(conn, name, secret, secretlen) != 0)
+ if(ssl_on_key(qs, name, secret, secretlen) != 0)
return 0;
/* log_secret(ssl, name, secret, secretlen); */
@@ -466,28 +467,32 @@ static int ssl_key_cb(SSL *ssl, int name,
return 1;
}
-static int read_server_handshake(struct connectdata *conn,
+static int read_server_handshake(struct quicsocket *qs,
char *buf, int buflen)
{
- struct quic_handshake *hs = &conn->quic.handshake;
+ struct quic_handshake *hs = &qs->handshake;
int avail = (int)(hs->len - hs->nread);
int n = CURLMIN(buflen, avail);
memcpy(buf, &hs->buf[hs->nread], n);
- infof(conn->data, "read %d bytes of handshake data\n", n);
+#ifdef DEBUG_NGTCP2
+ infof(qs->conn->data, "read %d bytes of handshake data\n", n);
+#endif
hs->nread += n;
return n;
}
-static void write_server_handshake(struct connectdata *conn,
+static void write_server_handshake(struct quicsocket *qs,
const uint8_t *ptr, size_t datalen)
{
char *p;
- struct quic_handshake *hs = &conn->quic.handshake;
+ struct quic_handshake *hs = &qs->handshake;
size_t alloclen = datalen + hs->alloclen;
- infof(conn->data, "store %zd bytes of handshake data\n", datalen);
+#ifdef DEBUG_NGTCP2
+ infof(qs->conn->data, "store %zd bytes of handshake data\n", datalen);
+#endif
if(alloclen > hs->alloclen) {
alloclen *= 2;
- p = realloc(conn->quic.handshake.buf, alloclen);
+ p = realloc(qs->handshake.buf, alloclen);
if(!p)
return; /* BAAAAAD */
hs->buf = p;
@@ -510,12 +515,12 @@ static int bio_write(BIO *b, const char *buf, int len)
static int bio_read(BIO *b, char *buf, int len)
{
- struct connectdata *conn;
+ struct quicsocket *qs;
BIO_clear_retry_flags(b);
- conn = (struct connectdata *)BIO_get_data(b);
+ qs = (struct quicsocket *)BIO_get_data(b);
- len = read_server_handshake(conn, buf, len);
+ len = read_server_handshake(qs, buf, len);
if(len == 0) {
BIO_set_retry_read(b);
return -1;
@@ -579,14 +584,13 @@ static BIO_METHOD *create_bio_method(void)
}
-static int quic_init_ssl(struct connectdata *conn)
+static int quic_init_ssl(struct quicsocket *qs)
{
- struct quicsocket *qs = &conn->quic;
BIO *bio;
const uint8_t *alpn = NULL;
size_t alpnlen = 0;
/* this will need some attention when HTTPS proxy over QUIC get fixed */
- const char * const hostname = conn->host.name;
+ const char * const hostname = qs->conn->host.name;
if(qs->ssl)
SSL_free(qs->ssl);
@@ -595,13 +599,13 @@ static int quic_init_ssl(struct connectdata *conn)
bio = BIO_new(create_bio_method());
/* supposedly this can fail too? */
- BIO_set_data(bio, conn);
+ BIO_set_data(bio, qs);
SSL_set_bio(qs->ssl, bio, bio);
- SSL_set_app_data(qs->ssl, conn);
+ SSL_set_app_data(qs->ssl, qs);
SSL_set_connect_state(qs->ssl);
SSL_set_msg_callback(qs->ssl, ssl_msg_cb);
- SSL_set_msg_callback_arg(qs->ssl, conn);
- SSL_set_key_callback(qs->ssl, ssl_key_cb, conn);
+ SSL_set_msg_callback_arg(qs->ssl, qs);
+ SSL_set_key_callback(qs->ssl, ssl_key_cb, qs);
switch(qs->version) {
#ifdef NGTCP2_PROTO_VER
@@ -619,12 +623,11 @@ static int quic_init_ssl(struct connectdata *conn)
return 0;
}
-static int quic_tls_handshake(struct connectdata *conn,
+static int quic_tls_handshake(struct quicsocket *qs,
bool resumption,
bool initial)
{
int rv;
- struct quicsocket *qs = &conn->quic;
ERR_clear_error();
/* Note that SSL_SESSION_get_max_early_data() and
@@ -671,23 +674,23 @@ static int quic_tls_handshake(struct connectdata *conn,
if(resumption &&
SSL_get_early_data_status(qs->ssl) != SSL_EARLY_DATA_ACCEPTED) {
fprintf(stderr, "Early data was rejected by server\n");
- ngtcp2_conn_early_data_rejected(conn->quic.conn);
+ ngtcp2_conn_early_data_rejected(qs->qconn);
}
- ngtcp2_conn_handshake_completed(conn->quic.conn);
+ ngtcp2_conn_handshake_completed(qs->qconn);
return 0;
}
static int cb_initial(ngtcp2_conn *quic, void *user_data)
{
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
(void)quic;
- if(quic_tls_handshake(conn, false, true) != 0)
+ if(quic_tls_handshake(qs, false, true) != 0)
return NGTCP2_ERR_CALLBACK_FAILURE;
return 0;
}
-static int quic_read_tls(struct connectdata *conn)
+static int quic_read_tls(struct quicsocket *qs)
{
uint8_t buf[4096];
size_t nread;
@@ -695,24 +698,26 @@ static int quic_read_tls(struct connectdata *conn)
ERR_clear_error();
for(;;) {
int err;
- int rv = SSL_read_ex(conn->quic.ssl, buf, sizeof(buf), &nread);
+ int rv = SSL_read_ex(qs->ssl, buf, sizeof(buf), &nread);
if(rv == 1) {
- infof(conn->data, "Read %zd bytes from TLS crypto stream",
+#ifdef DEBUG_NGTCP2
+ infof(qs->conn->data, "Read %zd bytes from TLS crypto stream",
nread);
+#endif
continue;
}
- err = SSL_get_error(conn->quic.ssl, 0);
+ err = SSL_get_error(qs->ssl, 0);
switch(err) {
case SSL_ERROR_WANT_READ:
case SSL_ERROR_WANT_WRITE:
return 0;
case SSL_ERROR_SSL:
case SSL_ERROR_ZERO_RETURN:
- infof(conn->data, "TLS read error: %s\n",
+ infof(qs->conn->data, "TLS read error: %s\n",
ERR_error_string(ERR_get_error(), NULL));
return NGTCP2_ERR_CRYPTO;
default:
- infof(conn->data, "TLS read error: %d\n", err);
+ infof(qs->conn->data, "TLS read error: %d\n", err);
return NGTCP2_ERR_CRYPTO;
}
}
@@ -725,32 +730,32 @@ cb_recv_crypto_data(ngtcp2_conn *tconn, ngtcp2_crypto_level crypto_level,
const uint8_t *data, size_t datalen,
void *user_data)
{
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
(void)offset;
(void)crypto_level;
- write_server_handshake(conn, data, datalen);
+ write_server_handshake(qs, data, datalen);
if(!ngtcp2_conn_get_handshake_completed(tconn) &&
- quic_tls_handshake(conn, false, false)) {
+ quic_tls_handshake(qs, false, false)) {
return NGTCP2_ERR_CRYPTO;
}
/* SSL_do_handshake() might not consume all data (e.g.,
NewSessionTicket). */
- return quic_read_tls(conn);
+ return quic_read_tls(qs);
}
-static int init_ngh3_conn(struct connectdata *conn);
+static int init_ngh3_conn(struct quicsocket *qs);
static int cb_handshake_completed(ngtcp2_conn *tconn, void *user_data)
{
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
(void)tconn;
- conn->quic.tx_crypto_level = NGTCP2_CRYPTO_LEVEL_APP;
- infof(conn->data, "QUIC handshake is completed\n");
+ qs->tx_crypto_level = NGTCP2_CRYPTO_LEVEL_APP;
+ infof(qs->conn->data, "QUIC handshake is completed\n");
- if(init_ngh3_conn(conn) != CURLE_OK) {
+ if(init_ngh3_conn(qs) != CURLE_OK) {
return NGTCP2_ERR_CALLBACK_FAILURE;
}
@@ -766,9 +771,9 @@ static ssize_t cb_in_encrypt(ngtcp2_conn *tconn,
const uint8_t *ad, size_t adlen,
void *user_data)
{
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
ssize_t nwrite = Curl_qc_encrypt(dest, destlen, plaintext, plaintextlen,
- &conn->quic.hs_crypto_ctx,
+ &qs->hs_crypto_ctx,
key, keylen, nonce, noncelen, ad, adlen);
if(nwrite < 0) {
return NGTCP2_ERR_CALLBACK_FAILURE;
@@ -786,10 +791,10 @@ static ssize_t cb_in_decrypt(ngtcp2_conn *tconn,
const uint8_t *ad, size_t adlen,
void *user_data)
{
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
(void)tconn;
return Curl_qc_decrypt(dest, destlen, ciphertext, ciphertextlen,
- &conn->quic.hs_crypto_ctx, key, keylen,
+ &qs->hs_crypto_ctx, key, keylen,
nonce, noncelen, ad, adlen);
}
@@ -802,11 +807,11 @@ static ssize_t cb_encrypt_data(ngtcp2_conn *tconn,
const uint8_t *ad, size_t adlen,
void *user_data)
{
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
ssize_t rc;
(void)tconn;
rc = Curl_qc_encrypt(dest, destlen, plaintext, plaintextlen,
- &conn->quic.crypto_ctx,
+ &qs->crypto_ctx,
key, keylen, nonce, noncelen, ad, adlen);
if(rc < 0)
return NGTCP2_ERR_CALLBACK_FAILURE;
@@ -822,11 +827,11 @@ cb_decrypt_data(ngtcp2_conn *tconn,
const uint8_t *ad, size_t adlen,
void *user_data)
{
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
ssize_t rc;
(void)tconn;
rc = Curl_qc_decrypt(dest, destlen, ciphertext, ciphertextlen,
- &conn->quic.crypto_ctx,
+ &qs->crypto_ctx,
key, keylen, nonce, noncelen, ad, adlen);
if(rc < 0)
return NGTCP2_ERR_TLS_DECRYPT;
@@ -838,17 +843,18 @@ static int cb_recv_stream_data(ngtcp2_conn *tconn, int64_t stream_id,
const uint8_t *buf, size_t buflen,
void *user_data, void *stream_user_data)
{
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
ssize_t nconsumed;
(void)offset;
(void)stream_user_data;
- /* TODO: handle the data */
- infof(conn->data, "Received %ld bytes at %p\n", buflen, buf);
+
+ infof(qs->conn->data, "Received %ld bytes data on stream %u\n",
+ buflen, stream_id);
nconsumed =
- nghttp3_conn_read_stream(conn->quic.h3conn, stream_id, buf, buflen, fin);
+ nghttp3_conn_read_stream(qs->h3conn, stream_id, buf, buflen, fin);
if(nconsumed < 0) {
- failf(conn->data, "nghttp3_conn_read_stream returned error: %s\n",
+ failf(qs->conn->data, "nghttp3_conn_read_stream returned error: %s\n",
nghttp3_strerror((int)nconsumed));
return NGTCP2_ERR_CALLBACK_FAILURE;
}
@@ -858,40 +864,22 @@ static int cb_recv_stream_data(ngtcp2_conn *tconn, int64_t stream_id,
return 0;
}
-static int cb_acked_crypto_offset(ngtcp2_conn *tconn,
- ngtcp2_crypto_level crypto_level,
- uint64_t offset, size_t datalen,
- void *user_data)
-{
- struct connectdata *conn = (struct connectdata *)user_data;
- (void)conn;
- (void)crypto_level;
- (void)tconn;
- (void)offset;
- (void)datalen;
-
- /* TODO: uhm... what should it do? */
-
- return 0;
-}
-
static int
cb_acked_stream_data_offset(ngtcp2_conn *tconn, int64_t stream_id,
uint64_t offset, size_t datalen, void *user_data,
void *stream_user_data)
{
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
int rv;
- (void)conn;
(void)stream_id;
(void)tconn;
(void)offset;
(void)datalen;
(void)stream_user_data;
- rv = nghttp3_conn_add_ack_offset(conn->quic.h3conn, stream_id, datalen);
+ rv = nghttp3_conn_add_ack_offset(qs->h3conn, stream_id, datalen);
if(rv != 0) {
- failf(conn->data, "nghttp3_conn_add_ack_offset returned error: %s\n",
+ failf(qs->conn->data, "nghttp3_conn_add_ack_offset returned error: %s\n",
nghttp3_strerror(rv));
return NGTCP2_ERR_CALLBACK_FAILURE;
}
@@ -903,15 +891,16 @@ static int cb_stream_close(ngtcp2_conn *tconn, int64_t stream_id,
uint64_t app_error_code,
void *user_data, void *stream_user_data)
{
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
int rv;
(void)tconn;
(void)stream_user_data;
/* stream is closed... */
- rv = nghttp3_conn_close_stream(conn->quic.h3conn, stream_id, app_error_code);
+ rv = nghttp3_conn_close_stream(qs->h3conn, stream_id,
+ app_error_code);
if(rv != 0) {
- failf(conn->data, "nghttp3_conn_close_stream returned error: %s\n",
+ failf(qs->conn->data, "nghttp3_conn_close_stream returned error: %s\n",
nghttp3_strerror(rv));
return NGTCP2_ERR_CALLBACK_FAILURE;
}
@@ -923,16 +912,16 @@ static int cb_stream_reset(ngtcp2_conn *tconn, int64_t stream_id,
uint64_t final_size, uint64_t app_error_code,
void *user_data, void *stream_user_data)
{
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
int rv;
(void)tconn;
(void)final_size;
(void)app_error_code;
(void)stream_user_data;
- rv = nghttp3_conn_reset_stream(conn->quic.h3conn, stream_id);
+ rv = nghttp3_conn_reset_stream(qs->h3conn, stream_id);
if(rv != 0) {
- failf(conn->data, "nghttp3_conn_reset_stream returned error: %s\n",
+ failf(qs->conn->data, "nghttp3_conn_reset_stream returned error: %s\n",
nghttp3_strerror(rv));
return NGTCP2_ERR_CALLBACK_FAILURE;
}
@@ -944,13 +933,13 @@ static int cb_recv_retry(ngtcp2_conn *tconn, const ngtcp2_pkt_hd *hd,
const ngtcp2_pkt_retry *retry, void *user_data)
{
/* Re-generate handshake secrets here because connection ID might change. */
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
(void)tconn;
(void)hd;
(void)retry;
- quic_init_ssl(conn);
- setup_initial_crypto_context(conn);
+ quic_init_ssl(qs);
+ setup_initial_crypto_context(qs);
return 0;
}
@@ -960,11 +949,11 @@ static ssize_t cb_in_hp_mask(ngtcp2_conn *tconn, uint8_t *dest, size_t destlen,
const uint8_t *sample, size_t samplelen,
void *user_data)
{
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
ssize_t nwrite;
(void)tconn;
- nwrite = Curl_qc_hp_mask(dest, destlen, &conn->quic.hs_crypto_ctx,
+ nwrite = Curl_qc_hp_mask(dest, destlen, &qs->hs_crypto_ctx,
key, keylen, sample, samplelen);
if(nwrite < 0)
return NGTCP2_ERR_CALLBACK_FAILURE;
@@ -977,11 +966,11 @@ static ssize_t cb_hp_mask(ngtcp2_conn *tconn, uint8_t *dest, size_t destlen,
const uint8_t *sample, size_t samplelen,
void *user_data)
{
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
ssize_t nwrite;
(void)tconn;
- nwrite = Curl_qc_hp_mask(dest, destlen, &conn->quic.crypto_ctx,
+ nwrite = Curl_qc_hp_mask(dest, destlen, &qs->crypto_ctx,
key, keylen, sample, samplelen);
if(nwrite < 0)
return NGTCP2_ERR_CALLBACK_FAILURE;
@@ -993,7 +982,6 @@ static int cb_extend_max_local_streams_bidi(ngtcp2_conn *tconn,
uint64_t max_streams,
void *user_data)
{
- /* struct connectdata *conn = (struct connectdata *)user_data; */
(void)tconn;
(void)max_streams;
(void)user_data;
@@ -1005,15 +993,15 @@ static int cb_extend_max_stream_data(ngtcp2_conn *tconn, int64_t stream_id,
uint64_t max_data, void *user_data,
void *stream_user_data)
{
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
int rv;
(void)tconn;
(void)max_data;
(void)stream_user_data;
- rv = nghttp3_conn_unblock_stream(conn->quic.h3conn, stream_id);
+ rv = nghttp3_conn_unblock_stream(qs->h3conn, stream_id);
if(rv != 0) {
- failf(conn->data, "nghttp3_conn_unblock_stream returned error: %s\n",
+ failf(qs->conn->data, "nghttp3_conn_unblock_stream returned error: %s\n",
nghttp3_strerror(rv));
return NGTCP2_ERR_CALLBACK_FAILURE;
}
@@ -1025,16 +1013,16 @@ static int cb_get_new_connection_id(ngtcp2_conn *tconn, ngtcp2_cid *cid,
uint8_t *token, size_t cidlen,
void *user_data)
{
- struct connectdata *conn = (struct connectdata *)user_data;
+ struct quicsocket *qs = (struct quicsocket *)user_data;
CURLcode result;
(void)tconn;
- result = Curl_rand(conn->data, cid->data, cidlen);
+ result = Curl_rand(qs->conn->data, cid->data, cidlen);
if(result)
return NGTCP2_ERR_CALLBACK_FAILURE;
cid->datalen = cidlen;
- result = Curl_rand(conn->data, token, NGTCP2_STATELESS_RESET_TOKENLEN);
+ result = Curl_rand(qs->conn->data, token, NGTCP2_STATELESS_RESET_TOKENLEN);
if(result)
return NGTCP2_ERR_CALLBACK_FAILURE;
@@ -1056,7 +1044,7 @@ static void quic_callbacks(ngtcp2_conn_callbacks *c)
c->in_hp_mask = cb_in_hp_mask;
c->hp_mask = cb_hp_mask;
c->recv_stream_data = cb_recv_stream_data;
- c->acked_crypto_offset = cb_acked_crypto_offset;
+ /* c->acked_crypto_offset = cb_acked_crypto_offset; */
c->acked_stream_data_offset = cb_acked_stream_data_offset;
/* stream_open = NULL */
c->stream_close = cb_stream_close;
@@ -1071,36 +1059,53 @@ static void quic_callbacks(ngtcp2_conn_callbacks *c)
/* remove_connection_id = NULL */
}
-
+/*
+ * Might be called twice for happy eyeballs.
+ */
CURLcode Curl_quic_connect(struct connectdata *conn,
curl_socket_t sockfd,
+ int sockindex,
const struct sockaddr *addr,
socklen_t addrlen)
{
int rc;
int rv;
- struct quicsocket *qs = &conn->quic;
CURLcode result;
ngtcp2_path path; /* TODO: this must be initialized properly */
- (void)addr;
+ struct Curl_easy *data = conn->data;
+ struct quicsocket *qs = &conn->hequic[sockindex];
+ char ipbuf[40];
+ long port;
(void)addrlen;
- infof(conn->data, "Connecting socket %d over QUIC\n", sockfd);
+
+ qs->conn = conn;
+
+ /* extract the used address as a string */
+ if(!Curl_addr2string((struct sockaddr*)addr, ipbuf, &port)) {
+ char buffer[STRERROR_LEN];
+ failf(data, "ssrem inet_ntop() failed with errno %d: %s",
+ errno, Curl_strerror(errno, buffer, sizeof(buffer)));
+ return CURLE_BAD_FUNCTION_ARGUMENT;
+ }
+
+ infof(data, "Connect socket %d over QUIC to %s:%ld\n",
+ sockfd, ipbuf, port);
qs->version = NGTCP2_PROTO_VER;
- qs->sslctx = quic_ssl_ctx(conn->data);
+ qs->sslctx = quic_ssl_ctx(data);
if(!qs->sslctx)
return CURLE_FAILED_INIT; /* TODO: better return code */
- if(quic_init_ssl(conn))
+ if(quic_init_ssl(qs))
return CURLE_FAILED_INIT; /* TODO: better return code */
qs->dcid.datalen = NGTCP2_MAX_CIDLEN;
- result = Curl_rand(conn->data, qs->dcid.data, NGTCP2_MAX_CIDLEN);
+ result = Curl_rand(data, qs->dcid.data, NGTCP2_MAX_CIDLEN);
if(result)
return result;
qs->scid.datalen = NGTCP2_MAX_CIDLEN;
- result = Curl_rand(conn->data, qs->scid.data, NGTCP2_MAX_CIDLEN);
+ result = Curl_rand(data, qs->scid.data, NGTCP2_MAX_CIDLEN);
if(result)
return result;
@@ -1113,9 +1118,8 @@ CURLcode Curl_quic_connect(struct connectdata *conn,
qs->local_addrlen = sizeof(qs->local_addr);
rv = getsockname(sockfd, (struct sockaddr *)&qs->local_addr,
&qs->local_addrlen);
- if(rv == -1) {
+ if(rv == -1)
return CURLE_FAILED_INIT;
- }
ngtcp2_addr_init(&path.local, (uint8_t *)&qs->local_addr, qs->local_addrlen,
NULL);
@@ -1126,12 +1130,12 @@ CURLcode Curl_quic_connect(struct connectdata *conn,
#else
#error "unsupported ngtcp2 version"
#endif
- rc = ngtcp2_conn_client_new(&qs->conn, &qs->dcid, &qs->scid, &path, QUICVER,
- &qs->callbacks, &qs->settings, NULL, conn);
+ rc = ngtcp2_conn_client_new(&qs->qconn, &qs->dcid, &qs->scid, &path, QUICVER,
+ &qs->callbacks, &qs->settings, NULL, qs);
if(rc)
return CURLE_FAILED_INIT; /* TODO: create a QUIC error code */
- rc = setup_initial_crypto_context(conn);
+ rc = setup_initial_crypto_context(qs);
if(rc)
return CURLE_FAILED_INIT; /* TODO: better return code */
@@ -1173,7 +1177,7 @@ static int ng_perform_getsock(const struct connectdata *conn,
}
static CURLcode ng_disconnect(struct connectdata *conn,
- bool dead_connection)
+ bool dead_connection)
{
(void)conn;
(void)dead_connection;
@@ -1232,8 +1236,7 @@ static int cb_h3_recv_data(nghttp3_conn *conn, int64_t stream_id,
(void)conn;
(void)stream_id;
(void)user_data;
- fprintf(stderr, "cb_h3_recv_data CALLED with %d bytes\n",
- buflen);
+ fprintf(stderr, "cb_h3_recv_data CALLED with %d bytes\n", buflen);
/* TODO: this needs to be handled properly */
DEBUGASSERT(buflen <= stream->len);
@@ -1321,6 +1324,8 @@ static int cb_h3_recv_header(nghttp3_conn *conn, int64_t stream_id,
(void)flags;
(void)user_data;
+ fprintf(stderr, "cb_h3_recv_header called!\n");
+
if(h3name.len == sizeof(":status") - 1 &&
!memcmp(":status", h3name.base, h3name.len)) {
int status = decode_status_code(h3val.base, h3val.len);
@@ -1373,15 +1378,14 @@ static nghttp3_conn_callbacks ngh3_callbacks = {
NULL, /* push_stream */
};
-static int init_ngh3_conn(struct connectdata *conn)
+static int init_ngh3_conn(struct quicsocket *qs)
{
CURLcode result;
- struct quicsocket *qs = &conn->quic;
int rc;
int64_t ctrl_stream_id, qpack_enc_stream_id, qpack_dec_stream_id;
- if(ngtcp2_conn_get_max_local_streams_uni(qs->conn) < 3) {
- failf(conn->data, "too few available QUIC streams");
+ if(ngtcp2_conn_get_max_local_streams_uni(qs->qconn) < 3) {
+ failf(qs->conn->data, "too few available QUIC streams");
return CURLE_FAILED_INIT;
}
@@ -1391,13 +1395,13 @@ static int init_ngh3_conn(struct connectdata *conn)
&ngh3_callbacks,
&qs->h3settings,
nghttp3_mem_default(),
- conn->data);
+ qs->conn->data);
if(rc) {
result = CURLE_OUT_OF_MEMORY;
goto fail;
}
- rc = ngtcp2_conn_open_uni_stream(qs->conn, &ctrl_stream_id, NULL);
+ rc = ngtcp2_conn_open_uni_stream(qs->qconn, &ctrl_stream_id, NULL);
if(rc) {
result = CURLE_FAILED_INIT;
goto fail;
@@ -1409,13 +1413,13 @@ static int init_ngh3_conn(struct connectdata *conn)
goto fail;
}
- rc = ngtcp2_conn_open_uni_stream(qs->conn, &qpack_enc_stream_id, NULL);
+ rc = ngtcp2_conn_open_uni_stream(qs->qconn, &qpack_enc_stream_id, NULL);
if(rc) {
result = CURLE_FAILED_INIT;
goto fail;
}
- rc = ngtcp2_conn_open_uni_stream(qs->conn, &qpack_dec_stream_id, NULL);
+ rc = ngtcp2_conn_open_uni_stream(qs->qconn, &qpack_dec_stream_id, NULL);
if(rc) {
result = CURLE_FAILED_INIT;
goto fail;
@@ -1445,8 +1449,10 @@ static ssize_t ngh3_stream_recv(struct connectdata *conn,
{
curl_socket_t sockfd = conn->sock[sockindex];
struct HTTP *stream = conn->data->req.protop;
+ struct quicsocket *qs = conn->quic;
- fprintf(stderr, "ngh3_stream_recv CALLED (easy %p)\n", conn->data);
+ fprintf(stderr, "ngh3_stream_recv CALLED (easy %p, socket %d)\n",
+ conn->data, sockfd);
/* remember where to store incoming data for this stream and how big the
buffer is */
@@ -1454,12 +1460,11 @@ static ssize_t ngh3_stream_recv(struct connectdata *conn,
stream->len = buffersize;
stream->memlen = 0;
- if(process_ingress(conn, sockfd)) {
- infof(conn->data, "ngh3_stream_recv returns on ingress\n");
+ if(ng_process_ingress(conn, sockfd, qs)) {
*curlcode = CURLE_RECV_ERROR;
return -1;
}
- if(flush_egress(conn, sockfd)) {
+ if(ng_flush_egress(conn, sockfd, qs)) {
*curlcode = CURLE_SEND_ERROR;
return -1;
}
@@ -1490,14 +1495,14 @@ static CURLcode http_request(struct connectdata *conn, const void *mem,
size_t authority_idx;
char *hdbuf = (char *)mem;
char *end, *line_end;
- struct quicsocket *qs = &conn->quic;
+ struct quicsocket *qs = conn->quic;
CURLcode result = CURLE_OK;
struct Curl_easy *data = conn->data;
nghttp3_nv *nva = NULL;
int64_t stream3_id;
int rc;
- rc = ngtcp2_conn_open_bidi_stream(qs->conn, &stream3_id, NULL);
+ rc = ngtcp2_conn_open_bidi_stream(qs->qconn, &stream3_id, NULL);
if(rc) {
failf(conn->data, "can get bidi streams");
result = CURLE_SEND_ERROR;
@@ -1650,15 +1655,9 @@ static CURLcode http_request(struct connectdata *conn, const void *mem,
#define MAX_ACC 60000 /* <64KB to account for some overhead */
{
size_t acc = 0;
-
- for(i = 0; i < nheader; ++i) {
+ for(i = 0; i < nheader; ++i)
acc += nva[i].namelen + nva[i].valuelen;
- H3BUGF(infof(data, "h3 [%.*s: %.*s]\n",
- nva[i].namelen, nva[i].name,
- nva[i].valuelen, nva[i].value));
- }
-
if(acc > MAX_ACC) {
infof(data, "http_request: Warning: The cumulative length of all "
"headers exceeds %zu bytes and that could cause the "
@@ -1699,6 +1698,7 @@ static CURLcode http_request(struct connectdata *conn, const void *mem,
#endif
break;
default:
+ stream->upload_left = 0; /* nothing left to send */
rc = nghttp3_conn_submit_request(qs->h3conn, stream->stream3_id,
nva, nheader,
NULL, /* no body! */
@@ -1712,6 +1712,15 @@ static CURLcode http_request(struct connectdata *conn, const void *mem,
Curl_safefree(nva);
+ if(!stream->upload_left) {
+ /* done with this stream, FIN it */
+ rc = nghttp3_conn_end_stream(qs->h3conn, stream->stream3_id);
+ if(rc) {
+ result = CURLE_SEND_ERROR;
+ goto fail;
+ }
+ }
+
infof(data, "Using HTTP/3 Stream ID: %x (easy handle %p)\n",
stream3_id, (void *)data);
@@ -1728,7 +1737,7 @@ static ssize_t ngh3_stream_send(struct connectdata *conn,
CURLcode *curlcode)
{
ssize_t sent;
- struct quicsocket *qs = &conn->quic;
+ struct quicsocket *qs = conn->quic;
curl_socket_t sockfd = conn->sock[sockindex];
struct HTTP *stream = conn->data->req.protop;
@@ -1745,7 +1754,7 @@ static ssize_t ngh3_stream_send(struct connectdata *conn,
/* TODO */
}
- if(flush_egress(conn, sockfd)) {
+ if(ng_flush_egress(conn, sockfd, qs)) {
*curlcode = CURLE_SEND_ERROR;
return -1;
}
@@ -1754,48 +1763,52 @@ static ssize_t ngh3_stream_send(struct connectdata *conn,
return sent;
}
-static void ng_has_connected(struct connectdata *conn, int sockindex)
+static void ng_has_connected(struct connectdata *conn, int tempindex)
{
- conn->recv[sockindex] = ngh3_stream_recv;
- conn->send[sockindex] = ngh3_stream_send;
+ conn->recv[FIRSTSOCKET] = ngh3_stream_recv;
+ conn->send[FIRSTSOCKET] = ngh3_stream_send;
conn->handler = &Curl_handler_h3_quiche;
conn->bits.multiplex = TRUE; /* at least potentially multiplexed */
conn->httpversion = 30;
conn->bundle->multiuse = BUNDLE_MULTIPLEX;
+ conn->quic = &conn->hequic[tempindex];
+ DEBUGF(infof(conn->data, "ngtcp2 established connection!\n"));
}
-CURLcode Curl_quic_is_connected(struct connectdata *conn, int sockindex,
+/*
+ * There can be multiple connection attempts going on in parallel.
+ */
+CURLcode Curl_quic_is_connected(struct connectdata *conn,
+ int sockindex,
bool *done)
{
CURLcode result;
- struct quicsocket *qs = &conn->quic;
- curl_socket_t sockfd = conn->sock[sockindex];
+ struct quicsocket *qs = &conn->hequic[sockindex];
+ curl_socket_t sockfd = conn->tempsock[sockindex];
- result = process_ingress(conn, sockfd);
+ result = ng_process_ingress(conn, sockfd, qs);
if(result)
return result;
- result = flush_egress(conn, sockfd);
+ result = ng_flush_egress(conn, sockfd, qs);
if(result)
return result;
- if(ngtcp2_conn_get_handshake_completed(qs->conn)) {
+ if(ngtcp2_conn_get_handshake_completed(qs->qconn)) {
*done = TRUE;
ng_has_connected(conn, sockindex);
- DEBUGF(infof(conn->data, "ngtcp2 established connection!\n"));
}
return result;
}
-static CURLcode process_ingress(struct connectdata *conn, int sockfd)
+static CURLcode ng_process_ingress(struct connectdata *conn, int sockfd,
+ struct quicsocket *qs)
{
ssize_t recvd;
int rv;
- struct quicsocket *qs = &conn->quic;
- struct Curl_easy *data = conn->data;
- uint8_t *buf = (uint8_t *)data->state.buffer;
- size_t bufsize = data->set.buffer_size;
+ uint8_t buf[65536];
+ size_t bufsize = sizeof(buf);
struct sockaddr_storage remote_addr;
socklen_t remote_addrlen;
ngtcp2_path path;
@@ -1821,7 +1834,7 @@ static CURLcode process_ingress(struct connectdata *conn, int sockfd)
ngtcp2_addr_init(&path.remote, (uint8_t *)&remote_addr, remote_addrlen,
NULL);
- rv = ngtcp2_conn_read_pkt(qs->conn, &path, buf, recvd, ts);
+ rv = ngtcp2_conn_read_pkt(qs->qconn, &path, buf, recvd, ts);
if(rv != 0) {
/* TODO Send CONNECTION_CLOSE if possible */
return CURLE_RECV_ERROR;
@@ -1831,12 +1844,12 @@ static CURLcode process_ingress(struct connectdata *conn, int sockfd)
return CURLE_OK;
}
-static CURLcode flush_egress(struct connectdata *conn, int sockfd)
+static CURLcode ng_flush_egress(struct connectdata *conn, int sockfd,
+ struct quicsocket *qs)
{
int rv;
ssize_t sent;
ssize_t outlen;
- struct quicsocket *qs = &conn->quic;
uint8_t out[NGTCP2_MAX_PKTLEN_IPV4];
size_t pktlen;
ngtcp2_path_storage ps;
@@ -1861,7 +1874,7 @@ static CURLcode flush_egress(struct connectdata *conn, int sockfd)
assert(0);
}
- rv = ngtcp2_conn_handle_expiry(qs->conn, ts);
+ rv = ngtcp2_conn_handle_expiry(qs->qconn, ts);
if(rv != 0) {
failf(conn->data, "ngtcp2_conn_handle_expiry returned error: %s\n",
ngtcp2_strerror(rv));
@@ -1872,7 +1885,7 @@ static CURLcode flush_egress(struct connectdata *conn, int sockfd)
for(;;) {
outlen = -1;
- if(qs->h3conn && ngtcp2_conn_get_max_data_left(qs->conn)) {
+ if(qs->h3conn && ngtcp2_conn_get_max_data_left(qs->qconn)) {
veccnt = nghttp3_conn_writev_stream(qs->h3conn, &stream_id, &fin, vec,
sizeof(vec) / sizeof(vec[0]));
if(veccnt < 0) {
@@ -1881,10 +1894,12 @@ static CURLcode flush_egress(struct connectdata *conn, int sockfd)
return CURLE_SEND_ERROR;
}
else if(veccnt > 0) {
- outlen = ngtcp2_conn_writev_stream(
- qs->conn, &ps.path, out, pktlen, &ndatalen,
- NGTCP2_WRITE_STREAM_FLAG_MORE, stream_id, fin,
- (const ngtcp2_vec *)vec, veccnt, ts);
+ outlen =
+ ngtcp2_conn_writev_stream(qs->qconn, &ps.path,
+ out, pktlen, &ndatalen,
+ NGTCP2_WRITE_STREAM_FLAG_MORE,
+ stream_id, fin,
+ (const ngtcp2_vec *)vec, veccnt, ts);
if(outlen == 0) {
break;
}
@@ -1921,7 +1936,7 @@ static CURLcode flush_egress(struct connectdata *conn, int sockfd)
}
}
if(outlen < 0) {
- outlen = ngtcp2_conn_write_pkt(qs->conn, &ps.path, out, pktlen, ts);
+ outlen = ngtcp2_conn_write_pkt(qs->qconn, &ps.path, out, pktlen, ts);
if(outlen < 0) {
failf(conn->data, "ngtcp2_conn_write_pkt returned error: %s\n",
ngtcp2_strerror((int)outlen));
@@ -1944,13 +1959,14 @@ static CURLcode flush_egress(struct connectdata *conn, int sockfd)
break;
}
else {
- failf(conn->data, "sendto() returned %zd\n", sent);
+ failf(conn->data, "sendto() returned %zd (errno %d)\n", sent,
+ SOCKERRNO);
return CURLE_SEND_ERROR;
}
}
}
- expiry = ngtcp2_conn_get_expiry(qs->conn);
+ expiry = ngtcp2_conn_get_expiry(qs->qconn);
if(expiry != UINT64_MAX) {
if(expiry <= ts) {
timeout = NGTCP2_MILLISECONDS;
diff --git a/lib/vquic/ngtcp2.h b/lib/vquic/ngtcp2.h
index da84793d1..e75ff1109 100644
--- a/lib/vquic/ngtcp2.h
+++ b/lib/vquic/ngtcp2.h
@@ -39,7 +39,8 @@ struct quic_handshake {
};
struct quicsocket {
- ngtcp2_conn *conn;
+ struct connectdata *conn; /* point back to the connection */
+ ngtcp2_conn *qconn;
ngtcp2_cid dcid;
ngtcp2_cid scid;
uint32_t version;
@@ -64,11 +65,6 @@ struct quicsocket {
#include "urldata.h"
-CURLcode Curl_quic_connect(struct connectdata *conn,
- curl_socket_t sockfd,
- const struct sockaddr *addr,
- socklen_t addrlen);
-int Curl_quic_ver(char *p, size_t len);
#endif
#endif /* HEADER_CURL_VQUIC_NGTCP2_H */