| 1 | /*
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| 2 | * Copyright 2022-2024 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | #ifndef OSSL_QUIC_FIFD_H
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| 11 | # define OSSL_QUIC_FIFD_H
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| 12 |
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| 13 | # include <openssl/ssl.h>
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| 14 | # include "internal/quic_types.h"
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| 15 | # include "internal/quic_cfq.h"
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| 16 | # include "internal/quic_ackm.h"
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| 17 | # include "internal/quic_txpim.h"
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| 18 | # include "internal/quic_stream.h"
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| 19 | # include "internal/qlog.h"
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| 20 |
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| 21 | # ifndef OPENSSL_NO_QUIC
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| 22 |
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| 23 | /*
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| 24 | * QUIC Frame-in-Flight Dispatcher (FIFD)
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| 25 | * ======================================
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| 26 | */
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| 27 | struct quic_fifd_st {
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| 28 | /* Internal data; use the ossl_quic_fifd functions. */
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| 29 | QUIC_CFQ *cfq;
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| 30 | OSSL_ACKM *ackm;
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| 31 | QUIC_TXPIM *txpim;
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| 32 | QUIC_SSTREAM *(*get_sstream_by_id)(uint64_t stream_id,
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| 33 | uint32_t pn_space,
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| 34 | void *arg);
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| 35 | void *get_sstream_by_id_arg;
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| 36 | void (*regen_frame)(uint64_t frame_type,
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| 37 | uint64_t stream_id,
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| 38 | QUIC_TXPIM_PKT *pkt,
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| 39 | void *arg);
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| 40 | void *regen_frame_arg;
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| 41 | void (*confirm_frame)(uint64_t frame_type,
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| 42 | uint64_t stream_id,
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| 43 | QUIC_TXPIM_PKT *pkt,
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| 44 | void *arg);
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| 45 | void *confirm_frame_arg;
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| 46 | void (*sstream_updated)(uint64_t stream_id,
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| 47 | void *arg);
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| 48 | void *sstream_updated_arg;
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| 49 | QLOG *(*get_qlog_cb)(void *arg);
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| 50 | void *get_qlog_cb_arg;
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| 51 | };
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| 52 |
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| 53 | int ossl_quic_fifd_init(QUIC_FIFD *fifd,
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| 54 | QUIC_CFQ *cfq,
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| 55 | OSSL_ACKM *ackm,
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| 56 | QUIC_TXPIM *txpim,
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| 57 | /* stream_id is UINT64_MAX for the crypto stream */
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| 58 | QUIC_SSTREAM *(*get_sstream_by_id)(uint64_t stream_id,
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| 59 | uint32_t pn_space,
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| 60 | void *arg),
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| 61 | void *get_sstream_by_id_arg,
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| 62 | /* stream_id is UINT64_MAX if not applicable */
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| 63 | void (*regen_frame)(uint64_t frame_type,
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| 64 | uint64_t stream_id,
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| 65 | QUIC_TXPIM_PKT *pkt,
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| 66 | void *arg),
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| 67 | void *regen_frame_arg,
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| 68 | void (*confirm_frame)(uint64_t frame_type,
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| 69 | uint64_t stream_id,
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| 70 | QUIC_TXPIM_PKT *pkt,
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| 71 | void *arg),
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| 72 | void *confirm_frame_arg,
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| 73 | void (*sstream_updated)(uint64_t stream_id,
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| 74 | void *arg),
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| 75 | void *sstream_updated_arg,
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| 76 | QLOG *(*get_qlog_cb)(void *arg),
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| 77 | void *get_qlog_cb_arg);
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| 78 |
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| 79 | void ossl_quic_fifd_cleanup(QUIC_FIFD *fifd); /* (no-op) */
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| 80 |
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| 81 | int ossl_quic_fifd_pkt_commit(QUIC_FIFD *fifd, QUIC_TXPIM_PKT *pkt);
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| 82 |
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| 83 | void ossl_quic_fifd_set_qlog_cb(QUIC_FIFD *fifd, QLOG *(*get_qlog_cb)(void *arg),
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| 84 | void *arg);
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| 85 |
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| 86 | # endif
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| 87 |
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| 88 | #endif
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