92 lines
3.6 KiB
C
92 lines
3.6 KiB
C
#ifndef HEADER_CURL_VQUIC_QUIC_INT_H
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#define HEADER_CURL_VQUIC_QUIC_INT_H
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/***************************************************************************
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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) 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.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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* SPDX-License-Identifier: curl
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*
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***************************************************************************/
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#include "curl_setup.h"
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#include "bufq.h"
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#ifdef ENABLE_QUIC
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#define MAX_PKT_BURST 10
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#define MAX_UDP_PAYLOAD_SIZE 1452
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/* Default QUIC connection timeout we announce from our side */
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#define CURL_QUIC_MAX_IDLE_MS (120 * 1000)
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struct cf_quic_ctx {
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curl_socket_t sockfd; /* connected UDP socket */
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struct sockaddr_storage local_addr; /* address socket is bound to */
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socklen_t local_addrlen; /* length of local address */
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struct bufq sendbuf; /* buffer for sending one or more packets */
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struct curltime last_op; /* last (attempted) send/recv operation */
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struct curltime last_io; /* last successful socket IO */
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size_t gsolen; /* length of individual packets in send buf */
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size_t split_len; /* if != 0, buffer length after which GSO differs */
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size_t split_gsolen; /* length of individual packets after split_len */
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#ifdef DEBUGBUILD
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int wblock_percent; /* percent of writes doing EAGAIN */
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#endif
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bool no_gso; /* do not use gso on sending */
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};
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CURLcode vquic_ctx_init(struct cf_quic_ctx *qctx);
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void vquic_ctx_free(struct cf_quic_ctx *qctx);
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void vquic_ctx_update_time(struct cf_quic_ctx *qctx);
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void vquic_push_blocked_pkt(struct Curl_cfilter *cf,
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struct cf_quic_ctx *qctx,
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const uint8_t *pkt, size_t pktlen, size_t gsolen);
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CURLcode vquic_send_blocked_pkts(struct Curl_cfilter *cf,
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struct Curl_easy *data,
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struct cf_quic_ctx *qctx);
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CURLcode vquic_send(struct Curl_cfilter *cf, struct Curl_easy *data,
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struct cf_quic_ctx *qctx, size_t gsolen);
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CURLcode vquic_send_tail_split(struct Curl_cfilter *cf, struct Curl_easy *data,
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struct cf_quic_ctx *qctx, size_t gsolen,
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size_t tail_len, size_t tail_gsolen);
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CURLcode vquic_flush(struct Curl_cfilter *cf, struct Curl_easy *data,
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struct cf_quic_ctx *qctx);
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typedef CURLcode vquic_recv_pkt_cb(const unsigned char *pkt, size_t pktlen,
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struct sockaddr_storage *remote_addr,
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socklen_t remote_addrlen, int ecn,
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void *userp);
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CURLcode vquic_recv_packets(struct Curl_cfilter *cf,
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struct Curl_easy *data,
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struct cf_quic_ctx *qctx,
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size_t max_pkts,
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vquic_recv_pkt_cb *recv_cb, void *userp);
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#endif /* !ENABLE_QUIC */
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#endif /* HEADER_CURL_VQUIC_QUIC_INT_H */
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