mirror of
http://git.haproxy.org/git/haproxy.git/
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e3e218b98e
This function define but no more used since this commit:
BUG/MAJOR: quic: Really ignore malformed ACK frames.
90 lines
3.3 KiB
C
90 lines
3.3 KiB
C
/*
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* QUIC protocol definitions (TX side).
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*
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* Copyright (C) 2023
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation, version 2.1
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* exclusively.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _HAPROXY_QUIC_TX_H
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#define _HAPROXY_QUIC_TX_H
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#include <haproxy/buf-t.h>
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#include <haproxy/list-t.h>
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#include <haproxy/quic_conn-t.h>
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#include <haproxy/quic_tls-t.h>
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#include <haproxy/quic_tx-t.h>
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struct buffer *qc_txb_alloc(struct quic_conn *qc);
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void qc_txb_release(struct quic_conn *qc);
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int qc_purge_txbuf(struct quic_conn *qc, struct buffer *buf);
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struct buffer *qc_get_txb(struct quic_conn *qc);
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int qc_need_sending(struct quic_conn *qc, struct quic_enc_level *qel);
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int qc_prep_hpkts(struct quic_conn *qc, struct buffer *buf, struct list *qels);
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int qc_send_ppkts(struct buffer *buf, struct ssl_sock_ctx *ctx);
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int qc_may_probe_ipktns(struct quic_conn *qc);
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int quic_build_post_handshake_frames(struct quic_conn *qc);
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int qc_send_app_pkts(struct quic_conn *qc, struct list *frms);
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int qc_dgrams_retransmit(struct quic_conn *qc);
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int qc_notify_send(struct quic_conn *qc);
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void qc_prep_hdshk_fast_retrans(struct quic_conn *qc,
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struct list *ifrms, struct list *hfrms);
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int quic_generate_retry_token_aad(unsigned char *aad,
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uint32_t version,
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const struct quic_cid *dcid,
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const struct quic_cid *scid,
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const struct sockaddr_storage *addr);
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int send_retry(int fd, struct sockaddr_storage *addr,
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struct quic_rx_packet *pkt, const struct quic_version *qv);
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int send_stateless_reset(struct listener *l, struct sockaddr_storage *dstaddr,
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struct quic_rx_packet *rxpkt);
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int send_version_negotiation(int fd, struct sockaddr_storage *addr,
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struct quic_rx_packet *pkt);
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/* The TX packets sent in the same datagram are linked to each others in
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* the order they are built. This function detach a packet from its successor
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* and predecessor in the same datagram.
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*/
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static inline void quic_tx_packet_dgram_detach(struct quic_tx_packet *pkt)
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{
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if (pkt->prev)
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pkt->prev->next = pkt->next;
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if (pkt->next)
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pkt->next->prev = pkt->prev;
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}
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/* Increment the reference counter of <pkt> */
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static inline void quic_tx_packet_refinc(struct quic_tx_packet *pkt)
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{
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pkt->refcnt++;
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}
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/* Decrement the reference counter of <pkt> */
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static inline void quic_tx_packet_refdec(struct quic_tx_packet *pkt)
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{
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if (--pkt->refcnt == 0) {
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BUG_ON(!LIST_ISEMPTY(&pkt->frms));
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/* If there are others packet in the same datagram <pkt> is attached to,
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* detach the previous one and the next one from <pkt>.
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*/
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quic_tx_packet_dgram_detach(pkt);
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pool_free(pool_head_quic_tx_packet, pkt);
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}
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}
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#endif /* _HAPROXY_QUIC_TX_H */
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