lsquic_engine_public.h revision 7d09751d
17d09751dSDmitri Tikhonov/* Copyright (c) 2017 - 2020 LiteSpeed Technologies Inc. See LICENSE. */ 250aadb33SDmitri Tikhonov/* 350aadb33SDmitri Tikhonov * lsquic_engine_public.h -- Engine's "public interface" 450aadb33SDmitri Tikhonov * 55392f7a3SLiteSpeed Tech * This structure is used to bundle things in engine that connections 65392f7a3SLiteSpeed Tech * need. This way, the space per mini connection is one pointer instead 75392f7a3SLiteSpeed Tech * of several. 850aadb33SDmitri Tikhonov */ 950aadb33SDmitri Tikhonov 1050aadb33SDmitri Tikhonov#ifndef LSQUIC_ENGINE_PUBLIC_H 1150aadb33SDmitri Tikhonov#define LSQUIC_ENGINE_PUBLIC_H 1 1250aadb33SDmitri Tikhonov 1350aadb33SDmitri Tikhonovstruct lsquic_conn; 1450aadb33SDmitri Tikhonovstruct lsquic_engine; 157f2bd84cSDmitri Tikhonovstruct stack_st_X509; 165392f7a3SLiteSpeed Techstruct lsquic_hash; 175392f7a3SLiteSpeed Techstruct lsquic_stream_if; 185392f7a3SLiteSpeed Techstruct ssl_ctx_st; 195392f7a3SLiteSpeed Tech 205392f7a3SLiteSpeed Techenum warning_type 215392f7a3SLiteSpeed Tech{ 225392f7a3SLiteSpeed Tech WT_ACKPARSE_MINI, 235392f7a3SLiteSpeed Tech WT_ACKPARSE_FULL, 24de46bf2fSDmitri Tikhonov WT_NO_POISON, 255392f7a3SLiteSpeed Tech N_WARNING_TYPES, 265392f7a3SLiteSpeed Tech}; 275392f7a3SLiteSpeed Tech 285392f7a3SLiteSpeed Tech#define WARNING_INTERVAL (24ULL * 3600ULL * 1000000ULL) 2950aadb33SDmitri Tikhonov 3050aadb33SDmitri Tikhonovstruct lsquic_engine_public { 3150aadb33SDmitri Tikhonov struct lsquic_mm enp_mm; 3250aadb33SDmitri Tikhonov struct lsquic_engine_settings enp_settings; 335392f7a3SLiteSpeed Tech struct token_generator *enp_tokgen; 345392f7a3SLiteSpeed Tech lsquic_lookup_cert_f enp_lookup_cert; 355392f7a3SLiteSpeed Tech void *enp_cert_lu_ctx; 365392f7a3SLiteSpeed Tech struct ssl_ctx_st * (*enp_get_ssl_ctx)(void *peer_ctx); 375392f7a3SLiteSpeed Tech const struct lsquic_shared_hash_if 385392f7a3SLiteSpeed Tech *enp_shi; 395392f7a3SLiteSpeed Tech void *enp_shi_ctx; 405392f7a3SLiteSpeed Tech lsquic_time_t enp_last_warning[N_WARNING_TYPES]; 415392f7a3SLiteSpeed Tech const struct lsquic_stream_if *enp_stream_if; 425392f7a3SLiteSpeed Tech void *enp_stream_if_ctx; 433b55e6aeSDmitri Tikhonov const struct lsquic_hset_if *enp_hsi_if; 443b55e6aeSDmitri Tikhonov void *enp_hsi_ctx; 457f2bd84cSDmitri Tikhonov int (*enp_verify_cert)(void *verify_ctx, 467f2bd84cSDmitri Tikhonov struct stack_st_X509 *chain); 477f2bd84cSDmitri Tikhonov void *enp_verify_ctx; 4850aadb33SDmitri Tikhonov const struct lsquic_packout_mem_if 4950aadb33SDmitri Tikhonov *enp_pmi; 5050aadb33SDmitri Tikhonov void *enp_pmi_ctx; 515392f7a3SLiteSpeed Tech const struct lsquic_keylog_if *enp_kli; 525392f7a3SLiteSpeed Tech void *enp_kli_ctx; 5350aadb33SDmitri Tikhonov struct lsquic_engine *enp_engine; 545392f7a3SLiteSpeed Tech struct lsquic_hash *enp_srst_hash; 5550aadb33SDmitri Tikhonov enum { 5650aadb33SDmitri Tikhonov ENPUB_PROC = (1 << 0), /* Being processed by one of the user-facing 5750aadb33SDmitri Tikhonov * functions. 5850aadb33SDmitri Tikhonov */ 59c44946ecSDmitri Tikhonov ENPUB_CAN_SEND = (1 << 1), 6050aadb33SDmitri Tikhonov } enp_flags; 615392f7a3SLiteSpeed Tech unsigned char enp_ver_tags_buf[ sizeof(lsquic_ver_tag_t) * N_LSQVER ]; 625392f7a3SLiteSpeed Tech unsigned enp_ver_tags_len; 6350aadb33SDmitri Tikhonov}; 6450aadb33SDmitri Tikhonov 65e8bd737dSDmitri Tikhonov/* Put connection onto the Tickable Queue if it is not already on it. If 6650aadb33SDmitri Tikhonov * connection is being destroyed, this is a no-op. 6750aadb33SDmitri Tikhonov */ 6850aadb33SDmitri Tikhonovvoid 69e8bd737dSDmitri Tikhonovlsquic_engine_add_conn_to_tickable (struct lsquic_engine_public *, 70e8bd737dSDmitri Tikhonov lsquic_conn_t *); 7150aadb33SDmitri Tikhonov 7250aadb33SDmitri Tikhonov/* Put connection onto Advisory Tick Time Queue if it is not already on it. 7350aadb33SDmitri Tikhonov */ 7450aadb33SDmitri Tikhonovvoid 7550aadb33SDmitri Tikhonovlsquic_engine_add_conn_to_attq (struct lsquic_engine_public *enpub, 760adf085aSDmitri Tikhonov lsquic_conn_t *, lsquic_time_t, unsigned why); 7750aadb33SDmitri Tikhonov 785392f7a3SLiteSpeed Techvoid 795392f7a3SLiteSpeed Techlsquic_engine_retire_cid (struct lsquic_engine_public *, 805392f7a3SLiteSpeed Tech struct lsquic_conn *, unsigned cce_idx, lsquic_time_t now); 815392f7a3SLiteSpeed Tech 825392f7a3SLiteSpeed Techint 835392f7a3SLiteSpeed Techlsquic_engine_add_cid (struct lsquic_engine_public *, 845392f7a3SLiteSpeed Tech struct lsquic_conn *, unsigned cce_idx); 855392f7a3SLiteSpeed Tech 865392f7a3SLiteSpeed Techstruct lsquic_conn * 875392f7a3SLiteSpeed Techlsquic_engine_find_conn (const struct lsquic_engine_public *pub, 885392f7a3SLiteSpeed Tech const lsquic_cid_t *cid); 895392f7a3SLiteSpeed Tech 9050aadb33SDmitri Tikhonov#endif 91