1 /* 2 * Copyright 2023 The OpenSSL Project Authors. All Rights Reserved. 3 * 4 * Licensed under the Apache License 2.0 (the "License"). You may not use 5 * this file except in compliance with the License. You can obtain a copy 6 * in the file LICENSE in the source distribution or at 7 * https://www.openssl.org/source/license.html 8 */ 9 10 #ifndef OSSL_QUIC_ENGINE_LOCAL_H 11 # define OSSL_QUIC_ENGINE_LOCAL_H 12 13 # include "internal/quic_engine.h" 14 # include "internal/quic_reactor.h" 15 16 # ifndef OPENSSL_NO_QUIC 17 18 /* 19 * QUIC Engine Structure 20 * ===================== 21 * 22 * QUIC engine internals. It is intended that only the QUIC_ENGINE, QUIC_PORT 23 * and QUIC_CHANNEL implementations be allowed to access this structure 24 * directly. 25 * 26 * Other components should not include this header. 27 */ 28 DECLARE_LIST_OF(port, QUIC_PORT); 29 30 struct quic_engine_st { 31 /* All objects in a QUIC event domain share the same (libctx, propq). */ 32 OSSL_LIB_CTX *libctx; 33 const char *propq; 34 35 /* 36 * Master synchronisation mutex for the entire QUIC event domain. Used for 37 * thread assisted mode synchronisation. We don't own this; the instantiator 38 * of the engine passes it to us and is responsible for freeing it after 39 * engine destruction. 40 */ 41 CRYPTO_MUTEX *mutex; 42 43 /* Callback used to get the current time. */ 44 OSSL_TIME (*now_cb)(void *arg); 45 void *now_cb_arg; 46 47 /* Asynchronous I/O reactor. */ 48 QUIC_REACTOR rtor; 49 50 /* List of all child ports. */ 51 OSSL_LIST(port) port_list; 52 53 /* Inhibit tick for testing purposes? */ 54 unsigned int inhibit_tick : 1; 55 }; 56 57 # endif 58 59 #endif 60