mirror of
https://github.com/moparisthebest/curl
synced 2024-11-04 08:35:05 -05:00
425fa864ce
Reported-by: lilongyan-huawei on github Fixes #5726 Closes #5727
860 lines
24 KiB
C
860 lines
24 KiB
C
/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.haxx.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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***************************************************************************/
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#include "curl_setup.h"
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#ifdef USE_QUICHE
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#include <quiche.h>
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#include <openssl/err.h>
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#include "urldata.h"
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#include "sendf.h"
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#include "strdup.h"
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#include "rand.h"
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#include "quic.h"
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#include "strcase.h"
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#include "multiif.h"
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#include "connect.h"
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#include "strerror.h"
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#include "vquic.h"
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/* The last 3 #include files should be in this order */
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#include "curl_printf.h"
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#include "curl_memory.h"
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#include "memdebug.h"
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#define DEBUG_HTTP3
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/* #define DEBUG_QUICHE */
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#ifdef DEBUG_HTTP3
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#define H3BUGF(x) x
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#else
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#define H3BUGF(x) do { } while(0)
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#endif
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#define QUIC_MAX_STREAMS (256*1024)
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#define QUIC_MAX_DATA (1*1024*1024)
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#define QUIC_IDLE_TIMEOUT (60 * 1000) /* milliseconds */
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static CURLcode process_ingress(struct connectdata *conn,
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curl_socket_t sockfd,
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struct quicsocket *qs);
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static CURLcode flush_egress(struct connectdata *conn, curl_socket_t sockfd,
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struct quicsocket *qs);
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static CURLcode http_request(struct connectdata *conn, const void *mem,
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size_t len);
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static Curl_recv h3_stream_recv;
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static Curl_send h3_stream_send;
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static int quiche_getsock(struct connectdata *conn, curl_socket_t *socks)
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{
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struct SingleRequest *k = &conn->data->req;
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int bitmap = GETSOCK_BLANK;
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socks[0] = conn->sock[FIRSTSOCKET];
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/* in a HTTP/2 connection we can basically always get a frame so we should
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always be ready for one */
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bitmap |= GETSOCK_READSOCK(FIRSTSOCKET);
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/* we're still uploading or the HTTP/2 layer wants to send data */
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if((k->keepon & (KEEP_SEND|KEEP_SEND_PAUSE)) == KEEP_SEND)
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bitmap |= GETSOCK_WRITESOCK(FIRSTSOCKET);
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return bitmap;
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}
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static int quiche_perform_getsock(const struct connectdata *conn,
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curl_socket_t *socks)
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{
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return quiche_getsock((struct connectdata *)conn, socks);
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}
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static CURLcode qs_disconnect(struct quicsocket *qs)
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{
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if(qs->h3config)
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quiche_h3_config_free(qs->h3config);
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if(qs->h3c)
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quiche_h3_conn_free(qs->h3c);
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if(qs->cfg) {
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quiche_config_free(qs->cfg);
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qs->cfg = NULL;
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}
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if(qs->conn) {
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quiche_conn_free(qs->conn);
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qs->conn = NULL;
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}
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return CURLE_OK;
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}
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static CURLcode quiche_disconnect(struct connectdata *conn,
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bool dead_connection)
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{
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struct quicsocket *qs = conn->quic;
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(void)dead_connection;
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return qs_disconnect(qs);
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}
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void Curl_quic_disconnect(struct connectdata *conn,
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int tempindex)
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{
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if(conn->transport == TRNSPRT_QUIC)
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qs_disconnect(&conn->hequic[tempindex]);
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}
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static unsigned int quiche_conncheck(struct connectdata *conn,
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unsigned int checks_to_perform)
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{
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(void)conn;
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(void)checks_to_perform;
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return CONNRESULT_NONE;
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}
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static CURLcode quiche_do(struct connectdata *conn, bool *done)
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{
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struct HTTP *stream = conn->data->req.protop;
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stream->h3req = FALSE; /* not sent */
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return Curl_http(conn, done);
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}
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static const struct Curl_handler Curl_handler_http3 = {
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"HTTPS", /* scheme */
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ZERO_NULL, /* setup_connection */
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quiche_do, /* do_it */
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Curl_http_done, /* done */
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ZERO_NULL, /* do_more */
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ZERO_NULL, /* connect_it */
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ZERO_NULL, /* connecting */
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ZERO_NULL, /* doing */
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quiche_getsock, /* proto_getsock */
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quiche_getsock, /* doing_getsock */
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ZERO_NULL, /* domore_getsock */
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quiche_perform_getsock, /* perform_getsock */
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quiche_disconnect, /* disconnect */
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ZERO_NULL, /* readwrite */
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quiche_conncheck, /* connection_check */
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PORT_HTTP, /* defport */
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CURLPROTO_HTTPS, /* protocol */
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PROTOPT_SSL | PROTOPT_STREAM /* flags */
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};
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#ifdef DEBUG_QUICHE
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static void quiche_debug_log(const char *line, void *argp)
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{
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(void)argp;
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fprintf(stderr, "%s\n", line);
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}
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#endif
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CURLcode Curl_quic_connect(struct connectdata *conn, curl_socket_t sockfd,
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int sockindex,
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const struct sockaddr *addr, socklen_t addrlen)
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{
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CURLcode result;
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struct quicsocket *qs = &conn->hequic[sockindex];
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struct Curl_easy *data = conn->data;
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char *keylog_file = NULL;
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#ifdef DEBUG_QUICHE
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/* initialize debug log callback only once */
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static int debug_log_init = 0;
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if(!debug_log_init) {
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quiche_enable_debug_logging(quiche_debug_log, NULL);
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debug_log_init = 1;
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}
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#endif
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(void)addr;
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(void)addrlen;
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qs->cfg = quiche_config_new(QUICHE_PROTOCOL_VERSION);
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if(!qs->cfg) {
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failf(data, "can't create quiche config");
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return CURLE_FAILED_INIT;
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}
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quiche_config_set_max_idle_timeout(qs->cfg, QUIC_IDLE_TIMEOUT);
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quiche_config_set_initial_max_data(qs->cfg, QUIC_MAX_DATA);
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quiche_config_set_initial_max_stream_data_bidi_local(qs->cfg, QUIC_MAX_DATA);
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quiche_config_set_initial_max_stream_data_bidi_remote(qs->cfg,
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QUIC_MAX_DATA);
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quiche_config_set_initial_max_stream_data_uni(qs->cfg, QUIC_MAX_DATA);
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quiche_config_set_initial_max_streams_bidi(qs->cfg, QUIC_MAX_STREAMS);
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quiche_config_set_initial_max_streams_uni(qs->cfg, QUIC_MAX_STREAMS);
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quiche_config_set_application_protos(qs->cfg,
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(uint8_t *)
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QUICHE_H3_APPLICATION_PROTOCOL,
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sizeof(QUICHE_H3_APPLICATION_PROTOCOL)
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- 1);
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result = Curl_rand(data, qs->scid, sizeof(qs->scid));
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if(result)
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return result;
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keylog_file = getenv("SSLKEYLOGFILE");
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if(keylog_file)
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quiche_config_log_keys(qs->cfg);
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qs->conn = quiche_connect(conn->host.name, (const uint8_t *) qs->scid,
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sizeof(qs->scid), qs->cfg);
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if(!qs->conn) {
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failf(data, "can't create quiche connection");
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return CURLE_OUT_OF_MEMORY;
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}
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if(keylog_file)
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quiche_conn_set_keylog_path(qs->conn, keylog_file);
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/* Known to not work on Windows */
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#if !defined(WIN32) && defined(HAVE_QUICHE_CONN_SET_QLOG_FD)
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{
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int qfd;
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(void)Curl_qlogdir(data, qs->scid, sizeof(qs->scid), &qfd);
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if(qfd != -1)
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quiche_conn_set_qlog_fd(qs->conn, qfd,
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"qlog title", "curl qlog");
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}
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#endif
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result = flush_egress(conn, sockfd, qs);
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if(result)
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return result;
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/* store the used address as a string */
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if(!Curl_addr2string((struct sockaddr*)addr, addrlen,
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conn->primary_ip, &conn->primary_port)) {
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char buffer[STRERROR_LEN];
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failf(data, "ssrem inet_ntop() failed with errno %d: %s",
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SOCKERRNO, Curl_strerror(SOCKERRNO, buffer, sizeof(buffer)));
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return CURLE_BAD_FUNCTION_ARGUMENT;
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}
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memcpy(conn->ip_addr_str, conn->primary_ip, MAX_IPADR_LEN);
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Curl_persistconninfo(conn);
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/* for connection reuse purposes: */
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conn->ssl[FIRSTSOCKET].state = ssl_connection_complete;
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{
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unsigned char alpn_protocols[] = QUICHE_H3_APPLICATION_PROTOCOL;
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unsigned alpn_len, offset = 0;
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/* Replace each ALPN length prefix by a comma. */
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while(offset < sizeof(alpn_protocols) - 1) {
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alpn_len = alpn_protocols[offset];
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alpn_protocols[offset] = ',';
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offset += 1 + alpn_len;
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}
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infof(data, "Sent QUIC client Initial, ALPN: %s\n",
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alpn_protocols + 1);
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}
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return CURLE_OK;
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}
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static CURLcode quiche_has_connected(struct connectdata *conn,
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int sockindex,
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int tempindex)
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{
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CURLcode result;
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struct quicsocket *qs = conn->quic = &conn->hequic[tempindex];
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conn->recv[sockindex] = h3_stream_recv;
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conn->send[sockindex] = h3_stream_send;
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conn->handler = &Curl_handler_http3;
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conn->bits.multiplex = TRUE; /* at least potentially multiplexed */
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conn->httpversion = 30;
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conn->bundle->multiuse = BUNDLE_MULTIPLEX;
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qs->h3config = quiche_h3_config_new();
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if(!qs->h3config)
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return CURLE_OUT_OF_MEMORY;
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/* Create a new HTTP/3 connection on the QUIC connection. */
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qs->h3c = quiche_h3_conn_new_with_transport(qs->conn, qs->h3config);
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if(!qs->h3c) {
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result = CURLE_OUT_OF_MEMORY;
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goto fail;
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}
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if(conn->hequic[1-tempindex].cfg) {
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qs = &conn->hequic[1-tempindex];
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quiche_config_free(qs->cfg);
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quiche_conn_free(qs->conn);
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qs->cfg = NULL;
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qs->conn = NULL;
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}
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return CURLE_OK;
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fail:
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quiche_h3_config_free(qs->h3config);
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quiche_h3_conn_free(qs->h3c);
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return result;
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}
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/*
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* This function gets polled to check if this QUIC connection has connected.
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*/
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CURLcode Curl_quic_is_connected(struct connectdata *conn, int sockindex,
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bool *done)
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{
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CURLcode result;
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struct quicsocket *qs = &conn->hequic[sockindex];
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curl_socket_t sockfd = conn->tempsock[sockindex];
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result = process_ingress(conn, sockfd, qs);
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if(result)
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goto error;
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result = flush_egress(conn, sockfd, qs);
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if(result)
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goto error;
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if(quiche_conn_is_established(qs->conn)) {
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*done = TRUE;
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result = quiche_has_connected(conn, 0, sockindex);
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DEBUGF(infof(conn->data, "quiche established connection!\n"));
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}
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return result;
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error:
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qs_disconnect(qs);
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return result;
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}
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static CURLcode process_ingress(struct connectdata *conn, int sockfd,
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struct quicsocket *qs)
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{
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ssize_t recvd;
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struct Curl_easy *data = conn->data;
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uint8_t *buf = (uint8_t *)data->state.buffer;
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size_t bufsize = data->set.buffer_size;
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/* in case the timeout expired */
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quiche_conn_on_timeout(qs->conn);
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do {
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recvd = recv(sockfd, buf, bufsize, 0);
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if((recvd < 0) && ((SOCKERRNO == EAGAIN) || (SOCKERRNO == EWOULDBLOCK)))
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break;
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if(recvd < 0) {
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failf(conn->data, "quiche: recv() unexpectedly returned %d "
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"(errno: %d, socket %d)", recvd, SOCKERRNO, sockfd);
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return CURLE_RECV_ERROR;
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}
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recvd = quiche_conn_recv(qs->conn, buf, recvd);
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if(recvd == QUICHE_ERR_DONE)
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break;
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if(recvd < 0) {
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failf(conn->data, "quiche_conn_recv() == %d", recvd);
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return CURLE_RECV_ERROR;
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}
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} while(1);
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return CURLE_OK;
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}
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/*
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* flush_egress drains the buffers and sends off data.
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* Calls failf() on errors.
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*/
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static CURLcode flush_egress(struct connectdata *conn, int sockfd,
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struct quicsocket *qs)
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{
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ssize_t sent;
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static uint8_t out[1200];
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int64_t timeout_ns;
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do {
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sent = quiche_conn_send(qs->conn, out, sizeof(out));
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if(sent == QUICHE_ERR_DONE)
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break;
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if(sent < 0) {
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failf(conn->data, "quiche_conn_send returned %zd\n",
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sent);
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return CURLE_SEND_ERROR;
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}
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sent = send(sockfd, out, sent, 0);
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if(sent < 0) {
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failf(conn->data, "send() returned %zd\n", sent);
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return CURLE_SEND_ERROR;
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}
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} while(1);
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/* time until the next timeout event, as nanoseconds. */
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timeout_ns = quiche_conn_timeout_as_nanos(qs->conn);
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if(timeout_ns)
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/* expire uses milliseconds */
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Curl_expire(conn->data, (timeout_ns + 999999) / 1000000, EXPIRE_QUIC);
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return CURLE_OK;
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}
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struct h3h1header {
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char *dest;
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size_t destlen; /* left to use */
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size_t nlen; /* used */
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};
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static int cb_each_header(uint8_t *name, size_t name_len,
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uint8_t *value, size_t value_len,
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void *argp)
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{
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struct h3h1header *headers = (struct h3h1header *)argp;
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size_t olen = 0;
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if((name_len == 7) && !strncmp(":status", (char *)name, 7)) {
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msnprintf(headers->dest,
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headers->destlen, "HTTP/3 %.*s\n",
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(int) value_len, value);
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}
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else if(!headers->nlen) {
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return CURLE_HTTP3;
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}
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else {
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msnprintf(headers->dest,
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headers->destlen, "%.*s: %.*s\n",
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(int)name_len, name, (int) value_len, value);
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}
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olen = strlen(headers->dest);
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headers->destlen -= olen;
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headers->nlen += olen;
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headers->dest += olen;
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return 0;
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}
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static ssize_t h3_stream_recv(struct connectdata *conn,
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int sockindex,
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char *buf,
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size_t buffersize,
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CURLcode *curlcode)
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{
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ssize_t recvd = -1;
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ssize_t rcode;
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struct quicsocket *qs = conn->quic;
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curl_socket_t sockfd = conn->sock[sockindex];
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quiche_h3_event *ev;
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int rc;
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struct h3h1header headers;
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struct Curl_easy *data = conn->data;
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struct HTTP *stream = data->req.protop;
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headers.dest = buf;
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headers.destlen = buffersize;
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headers.nlen = 0;
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if(process_ingress(conn, sockfd, qs)) {
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infof(data, "h3_stream_recv returns on ingress\n");
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*curlcode = CURLE_RECV_ERROR;
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return -1;
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}
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while(recvd < 0) {
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int64_t s = quiche_h3_conn_poll(qs->h3c, qs->conn, &ev);
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if(s < 0)
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/* nothing more to do */
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break;
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if(s != stream->stream3_id) {
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/* another transfer, ignore for now */
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infof(data, "Got h3 for stream %u, expects %u\n",
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s, stream->stream3_id);
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continue;
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}
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switch(quiche_h3_event_type(ev)) {
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case QUICHE_H3_EVENT_HEADERS:
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rc = quiche_h3_event_for_each_header(ev, cb_each_header, &headers);
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if(rc) {
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*curlcode = rc;
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failf(data, "Error in HTTP/3 response header");
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break;
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}
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recvd = headers.nlen;
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break;
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case QUICHE_H3_EVENT_DATA:
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if(!stream->firstbody) {
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/* add a header-body separator CRLF */
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buf[0] = '\r';
|
|
buf[1] = '\n';
|
|
buf += 2;
|
|
buffersize -= 2;
|
|
stream->firstbody = TRUE;
|
|
recvd = 2; /* two bytes already */
|
|
}
|
|
else
|
|
recvd = 0;
|
|
rcode = quiche_h3_recv_body(qs->h3c, qs->conn, s, (unsigned char *)buf,
|
|
buffersize);
|
|
if(rcode <= 0) {
|
|
recvd = -1;
|
|
break;
|
|
}
|
|
recvd += rcode;
|
|
break;
|
|
|
|
case QUICHE_H3_EVENT_FINISHED:
|
|
streamclose(conn, "End of stream");
|
|
recvd = 0; /* end of stream */
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
quiche_h3_event_free(ev);
|
|
}
|
|
if(flush_egress(conn, sockfd, qs)) {
|
|
*curlcode = CURLE_SEND_ERROR;
|
|
return -1;
|
|
}
|
|
|
|
*curlcode = (-1 == recvd)? CURLE_AGAIN : CURLE_OK;
|
|
if(recvd >= 0)
|
|
/* Get this called again to drain the event queue */
|
|
Curl_expire(data, 0, EXPIRE_QUIC);
|
|
|
|
data->state.drain = (recvd >= 0) ? 1 : 0;
|
|
return recvd;
|
|
}
|
|
|
|
static ssize_t h3_stream_send(struct connectdata *conn,
|
|
int sockindex,
|
|
const void *mem,
|
|
size_t len,
|
|
CURLcode *curlcode)
|
|
{
|
|
ssize_t sent;
|
|
struct quicsocket *qs = conn->quic;
|
|
curl_socket_t sockfd = conn->sock[sockindex];
|
|
struct HTTP *stream = conn->data->req.protop;
|
|
|
|
if(!stream->h3req) {
|
|
CURLcode result = http_request(conn, mem, len);
|
|
if(result) {
|
|
*curlcode = CURLE_SEND_ERROR;
|
|
return -1;
|
|
}
|
|
sent = len;
|
|
}
|
|
else {
|
|
H3BUGF(infof(conn->data, "Pass on %zd body bytes to quiche\n",
|
|
len));
|
|
sent = quiche_h3_send_body(qs->h3c, qs->conn, stream->stream3_id,
|
|
(uint8_t *)mem, len, FALSE);
|
|
if(sent < 0) {
|
|
*curlcode = CURLE_SEND_ERROR;
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
if(flush_egress(conn, sockfd, qs)) {
|
|
*curlcode = CURLE_SEND_ERROR;
|
|
return -1;
|
|
}
|
|
|
|
*curlcode = CURLE_OK;
|
|
return sent;
|
|
}
|
|
|
|
/*
|
|
* Store quiche version info in this buffer, Prefix with a space. Return total
|
|
* length written.
|
|
*/
|
|
int Curl_quic_ver(char *p, size_t len)
|
|
{
|
|
return msnprintf(p, len, "quiche/%s", quiche_version());
|
|
}
|
|
|
|
/* Index where :authority header field will appear in request header
|
|
field list. */
|
|
#define AUTHORITY_DST_IDX 3
|
|
|
|
static CURLcode http_request(struct connectdata *conn, const void *mem,
|
|
size_t len)
|
|
{
|
|
/*
|
|
*/
|
|
struct HTTP *stream = conn->data->req.protop;
|
|
size_t nheader;
|
|
size_t i;
|
|
size_t authority_idx;
|
|
char *hdbuf = (char *)mem;
|
|
char *end, *line_end;
|
|
int64_t stream3_id;
|
|
quiche_h3_header *nva = NULL;
|
|
struct quicsocket *qs = conn->quic;
|
|
CURLcode result = CURLE_OK;
|
|
struct Curl_easy *data = conn->data;
|
|
|
|
stream->h3req = TRUE; /* senf off! */
|
|
|
|
/* Calculate number of headers contained in [mem, mem + len). Assumes a
|
|
correctly generated HTTP header field block. */
|
|
nheader = 0;
|
|
for(i = 1; i < len; ++i) {
|
|
if(hdbuf[i] == '\n' && hdbuf[i - 1] == '\r') {
|
|
++nheader;
|
|
++i;
|
|
}
|
|
}
|
|
if(nheader < 2)
|
|
goto fail;
|
|
|
|
/* We counted additional 2 \r\n in the first and last line. We need 3
|
|
new headers: :method, :path and :scheme. Therefore we need one
|
|
more space. */
|
|
nheader += 1;
|
|
nva = malloc(sizeof(quiche_h3_header) * nheader);
|
|
if(!nva) {
|
|
result = CURLE_OUT_OF_MEMORY;
|
|
goto fail;
|
|
}
|
|
|
|
/* Extract :method, :path from request line
|
|
We do line endings with CRLF so checking for CR is enough */
|
|
line_end = memchr(hdbuf, '\r', len);
|
|
if(!line_end) {
|
|
result = CURLE_BAD_FUNCTION_ARGUMENT; /* internal error */
|
|
goto fail;
|
|
}
|
|
|
|
/* Method does not contain spaces */
|
|
end = memchr(hdbuf, ' ', line_end - hdbuf);
|
|
if(!end || end == hdbuf)
|
|
goto fail;
|
|
nva[0].name = (unsigned char *)":method";
|
|
nva[0].name_len = strlen((char *)nva[0].name);
|
|
nva[0].value = (unsigned char *)hdbuf;
|
|
nva[0].value_len = (size_t)(end - hdbuf);
|
|
|
|
hdbuf = end + 1;
|
|
|
|
/* Path may contain spaces so scan backwards */
|
|
end = NULL;
|
|
for(i = (size_t)(line_end - hdbuf); i; --i) {
|
|
if(hdbuf[i - 1] == ' ') {
|
|
end = &hdbuf[i - 1];
|
|
break;
|
|
}
|
|
}
|
|
if(!end || end == hdbuf)
|
|
goto fail;
|
|
nva[1].name = (unsigned char *)":path";
|
|
nva[1].name_len = strlen((char *)nva[1].name);
|
|
nva[1].value = (unsigned char *)hdbuf;
|
|
nva[1].value_len = (size_t)(end - hdbuf);
|
|
|
|
nva[2].name = (unsigned char *)":scheme";
|
|
nva[2].name_len = strlen((char *)nva[2].name);
|
|
if(conn->handler->flags & PROTOPT_SSL)
|
|
nva[2].value = (unsigned char *)"https";
|
|
else
|
|
nva[2].value = (unsigned char *)"http";
|
|
nva[2].value_len = strlen((char *)nva[2].value);
|
|
|
|
|
|
authority_idx = 0;
|
|
i = 3;
|
|
while(i < nheader) {
|
|
size_t hlen;
|
|
|
|
hdbuf = line_end + 2;
|
|
|
|
/* check for next CR, but only within the piece of data left in the given
|
|
buffer */
|
|
line_end = memchr(hdbuf, '\r', len - (hdbuf - (char *)mem));
|
|
if(!line_end || (line_end == hdbuf))
|
|
goto fail;
|
|
|
|
/* header continuation lines are not supported */
|
|
if(*hdbuf == ' ' || *hdbuf == '\t')
|
|
goto fail;
|
|
|
|
for(end = hdbuf; end < line_end && *end != ':'; ++end)
|
|
;
|
|
if(end == hdbuf || end == line_end)
|
|
goto fail;
|
|
hlen = end - hdbuf;
|
|
|
|
if(hlen == 4 && strncasecompare("host", hdbuf, 4)) {
|
|
authority_idx = i;
|
|
nva[i].name = (unsigned char *)":authority";
|
|
nva[i].name_len = strlen((char *)nva[i].name);
|
|
}
|
|
else {
|
|
nva[i].name_len = (size_t)(end - hdbuf);
|
|
/* Lower case the header name for HTTP/3 */
|
|
Curl_strntolower((char *)hdbuf, hdbuf, nva[i].name_len);
|
|
nva[i].name = (unsigned char *)hdbuf;
|
|
}
|
|
hdbuf = end + 1;
|
|
while(*hdbuf == ' ' || *hdbuf == '\t')
|
|
++hdbuf;
|
|
end = line_end;
|
|
|
|
#if 0 /* This should probably go in more or less like this */
|
|
switch(inspect_header((const char *)nva[i].name, nva[i].namelen, hdbuf,
|
|
end - hdbuf)) {
|
|
case HEADERINST_IGNORE:
|
|
/* skip header fields prohibited by HTTP/2 specification. */
|
|
--nheader;
|
|
continue;
|
|
case HEADERINST_TE_TRAILERS:
|
|
nva[i].value = (uint8_t*)"trailers";
|
|
nva[i].value_len = sizeof("trailers") - 1;
|
|
break;
|
|
default:
|
|
nva[i].value = (unsigned char *)hdbuf;
|
|
nva[i].value_len = (size_t)(end - hdbuf);
|
|
}
|
|
#endif
|
|
nva[i].value = (unsigned char *)hdbuf;
|
|
nva[i].value_len = (size_t)(end - hdbuf);
|
|
|
|
++i;
|
|
}
|
|
|
|
/* :authority must come before non-pseudo header fields */
|
|
if(authority_idx != 0 && authority_idx != AUTHORITY_DST_IDX) {
|
|
quiche_h3_header authority = nva[authority_idx];
|
|
for(i = authority_idx; i > AUTHORITY_DST_IDX; --i) {
|
|
nva[i] = nva[i - 1];
|
|
}
|
|
nva[i] = authority;
|
|
}
|
|
|
|
/* Warn stream may be rejected if cumulative length of headers is too
|
|
large. */
|
|
#define MAX_ACC 60000 /* <64KB to account for some overhead */
|
|
{
|
|
size_t acc = 0;
|
|
|
|
for(i = 0; i < nheader; ++i) {
|
|
acc += nva[i].name_len + nva[i].value_len;
|
|
|
|
H3BUGF(infof(data, "h3 [%.*s: %.*s]\n",
|
|
nva[i].name_len, nva[i].name,
|
|
nva[i].value_len, 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 "
|
|
"stream to be rejected.\n", MAX_ACC);
|
|
}
|
|
}
|
|
|
|
switch(data->state.httpreq) {
|
|
case HTTPREQ_POST:
|
|
case HTTPREQ_POST_FORM:
|
|
case HTTPREQ_POST_MIME:
|
|
case HTTPREQ_PUT:
|
|
if(data->state.infilesize != -1)
|
|
stream->upload_left = data->state.infilesize;
|
|
else
|
|
/* data sending without specifying the data amount up front */
|
|
stream->upload_left = -1; /* unknown, but not zero */
|
|
|
|
stream3_id = quiche_h3_send_request(qs->h3c, qs->conn, nva, nheader,
|
|
stream->upload_left ? FALSE: TRUE);
|
|
if((stream3_id >= 0) && data->set.postfields) {
|
|
ssize_t sent = quiche_h3_send_body(qs->h3c, qs->conn, stream3_id,
|
|
(uint8_t *)data->set.postfields,
|
|
stream->upload_left, TRUE);
|
|
if(sent <= 0) {
|
|
failf(data, "quiche_h3_send_body failed!");
|
|
result = CURLE_SEND_ERROR;
|
|
}
|
|
stream->upload_left = 0; /* nothing left to send */
|
|
}
|
|
break;
|
|
default:
|
|
stream3_id = quiche_h3_send_request(qs->h3c, qs->conn, nva, nheader,
|
|
TRUE);
|
|
break;
|
|
}
|
|
|
|
Curl_safefree(nva);
|
|
|
|
if(stream3_id < 0) {
|
|
H3BUGF(infof(data, "quiche_h3_send_request returned %d\n",
|
|
stream3_id));
|
|
result = CURLE_SEND_ERROR;
|
|
goto fail;
|
|
}
|
|
|
|
infof(data, "Using HTTP/3 Stream ID: %x (easy handle %p)\n",
|
|
stream3_id, (void *)data);
|
|
stream->stream3_id = stream3_id;
|
|
|
|
return CURLE_OK;
|
|
|
|
fail:
|
|
free(nva);
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
* Called from transfer.c:done_sending when we stop HTTP/3 uploading.
|
|
*/
|
|
CURLcode Curl_quic_done_sending(struct connectdata *conn)
|
|
{
|
|
if(conn->handler == &Curl_handler_http3) {
|
|
/* only for HTTP/3 transfers */
|
|
ssize_t sent;
|
|
struct HTTP *stream = conn->data->req.protop;
|
|
struct quicsocket *qs = conn->quic;
|
|
fprintf(stderr, "!!! Curl_quic_done_sending\n");
|
|
stream->upload_done = TRUE;
|
|
sent = quiche_h3_send_body(qs->h3c, qs->conn, stream->stream3_id,
|
|
NULL, 0, TRUE);
|
|
if(sent < 0)
|
|
return CURLE_SEND_ERROR;
|
|
}
|
|
|
|
return CURLE_OK;
|
|
}
|
|
|
|
/*
|
|
* Called from http.c:Curl_http_done when a request completes.
|
|
*/
|
|
void Curl_quic_done(struct Curl_easy *data, bool premature)
|
|
{
|
|
(void)data;
|
|
(void)premature;
|
|
}
|
|
|
|
/*
|
|
* Called from transfer.c:data_pending to know if we should keep looping
|
|
* to receive more data from the connection.
|
|
*/
|
|
bool Curl_quic_data_pending(const struct Curl_easy *data)
|
|
{
|
|
(void)data;
|
|
return FALSE;
|
|
}
|
|
|
|
#endif
|