| /* |
| * libwebsockets - small server side websockets and web server implementation |
| * |
| * Copyright (C) 2010 - 2019 Andy Green <andy@warmcat.com> |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to |
| * deal in the Software without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in |
| * all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
| * IN THE SOFTWARE. |
| */ |
| |
| #if !defined(__LWS_CORE_NET_PRIVATE_H__) |
| #define __LWS_CORE_NET_PRIVATE_H__ |
| |
| #if !defined(_POSIX_C_SOURCE) |
| #define _POSIX_C_SOURCE 200112L |
| #endif |
| |
| /* |
| * Generic pieces needed to manage muxable stream protocols like h2 |
| */ |
| |
| struct lws_muxable { |
| struct lws *parent_wsi; |
| struct lws *child_list; |
| struct lws *sibling_list; |
| |
| unsigned int my_sid; |
| unsigned int child_count; |
| |
| uint32_t highest_sid; |
| |
| uint8_t requested_POLLOUT; |
| }; |
| |
| #include "private-lib-roles.h" |
| |
| #ifdef LWS_WITH_IPV6 |
| #if defined(WIN32) || defined(_WIN32) |
| #include <iphlpapi.h> |
| #else |
| #include <net/if.h> |
| #endif |
| #endif |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* |
| * All lws_tls...() functions must return this type, converting the |
| * native backend result and doing the extra work to determine which one |
| * as needed. |
| * |
| * Native TLS backend return codes are NOT ALLOWED outside the backend. |
| * |
| * Non-SSL mode also uses these types. |
| */ |
| enum lws_ssl_capable_status { |
| LWS_SSL_CAPABLE_ERROR = -1, /* it failed */ |
| LWS_SSL_CAPABLE_DONE = 0, /* it succeeded */ |
| LWS_SSL_CAPABLE_MORE_SERVICE_READ = -2, /* retry WANT_READ */ |
| LWS_SSL_CAPABLE_MORE_SERVICE_WRITE = -3, /* retry WANT_WRITE */ |
| LWS_SSL_CAPABLE_MORE_SERVICE = -4, /* general retry */ |
| }; |
| |
| |
| /* |
| * |
| * ------ roles ------ |
| * |
| */ |
| |
| /* null-terminated array of pointers to roles lws built with */ |
| extern const struct lws_role_ops *available_roles[]; |
| |
| #define LWS_FOR_EVERY_AVAILABLE_ROLE_START(xx) { \ |
| const struct lws_role_ops **ppxx = available_roles; \ |
| while (*ppxx) { \ |
| const struct lws_role_ops *xx = *ppxx++; |
| |
| #define LWS_FOR_EVERY_AVAILABLE_ROLE_END }} |
| |
| /* |
| * |
| * ------ event_loop ops ------ |
| * |
| */ |
| |
| /* enums of socks version */ |
| enum socks_version { |
| SOCKS_VERSION_4 = 4, |
| SOCKS_VERSION_5 = 5 |
| }; |
| |
| /* enums of subnegotiation version */ |
| enum socks_subnegotiation_version { |
| SOCKS_SUBNEGOTIATION_VERSION_1 = 1, |
| }; |
| |
| /* enums of socks commands */ |
| enum socks_command { |
| SOCKS_COMMAND_CONNECT = 1, |
| SOCKS_COMMAND_BIND = 2, |
| SOCKS_COMMAND_UDP_ASSOCIATE = 3 |
| }; |
| |
| /* enums of socks address type */ |
| enum socks_atyp { |
| SOCKS_ATYP_IPV4 = 1, |
| SOCKS_ATYP_DOMAINNAME = 3, |
| SOCKS_ATYP_IPV6 = 4 |
| }; |
| |
| /* enums of socks authentication methods */ |
| enum socks_auth_method { |
| SOCKS_AUTH_NO_AUTH = 0, |
| SOCKS_AUTH_GSSAPI = 1, |
| SOCKS_AUTH_USERNAME_PASSWORD = 2 |
| }; |
| |
| /* enums of subnegotiation status */ |
| enum socks_subnegotiation_status { |
| SOCKS_SUBNEGOTIATION_STATUS_SUCCESS = 0, |
| }; |
| |
| /* enums of socks request reply */ |
| enum socks_request_reply { |
| SOCKS_REQUEST_REPLY_SUCCESS = 0, |
| SOCKS_REQUEST_REPLY_FAILURE_GENERAL = 1, |
| SOCKS_REQUEST_REPLY_CONNECTION_NOT_ALLOWED = 2, |
| SOCKS_REQUEST_REPLY_NETWORK_UNREACHABLE = 3, |
| SOCKS_REQUEST_REPLY_HOST_UNREACHABLE = 4, |
| SOCKS_REQUEST_REPLY_CONNECTION_REFUSED = 5, |
| SOCKS_REQUEST_REPLY_TTL_EXPIRED = 6, |
| SOCKS_REQUEST_REPLY_COMMAND_NOT_SUPPORTED = 7, |
| SOCKS_REQUEST_REPLY_ATYP_NOT_SUPPORTED = 8 |
| }; |
| |
| /* enums used to generate socks messages */ |
| enum socks_msg_type { |
| /* greeting */ |
| SOCKS_MSG_GREETING, |
| /* credential, user name and password */ |
| SOCKS_MSG_USERNAME_PASSWORD, |
| /* connect command */ |
| SOCKS_MSG_CONNECT |
| }; |
| |
| enum { |
| LWS_RXFLOW_ALLOW = (1 << 0), |
| LWS_RXFLOW_PENDING_CHANGE = (1 << 1), |
| }; |
| |
| typedef enum lws_parser_return { |
| LPR_FORBIDDEN = -2, |
| LPR_FAIL = -1, |
| LPR_OK = 0, |
| LPR_DO_FALLBACK = 2, |
| } lws_parser_return_t; |
| |
| enum pmd_return { |
| PMDR_UNKNOWN, |
| PMDR_DID_NOTHING, |
| PMDR_HAS_PENDING, |
| PMDR_EMPTY_NONFINAL, |
| PMDR_EMPTY_FINAL, |
| |
| PMDR_FAILED = -1 |
| }; |
| |
| #if defined(LWS_WITH_PEER_LIMITS) |
| struct lws_peer { |
| struct lws_peer *next; |
| struct lws_peer *peer_wait_list; |
| |
| time_t time_created; |
| time_t time_closed_all; |
| |
| uint8_t addr[32]; |
| uint32_t hash; |
| uint32_t count_wsi; |
| uint32_t total_wsi; |
| |
| #if defined(LWS_ROLE_H1) || defined(LWS_ROLE_H2) |
| struct lws_peer_role_http http; |
| #endif |
| |
| uint8_t af; |
| }; |
| #endif |
| |
| enum { |
| LWS_EV_READ = (1 << 0), |
| LWS_EV_WRITE = (1 << 1), |
| LWS_EV_START = (1 << 2), |
| LWS_EV_STOP = (1 << 3), |
| |
| LWS_EV_PREPARE_DELETION = (1u << 31), |
| }; |
| |
| #ifdef LWS_WITH_IPV6 |
| #define LWS_IPV6_ENABLED(vh) \ |
| (!lws_check_opt(vh->context->options, LWS_SERVER_OPTION_DISABLE_IPV6) && \ |
| !lws_check_opt(vh->options, LWS_SERVER_OPTION_DISABLE_IPV6)) |
| #else |
| #define LWS_IPV6_ENABLED(context) (0) |
| #endif |
| |
| #ifdef LWS_WITH_UNIX_SOCK |
| #define LWS_UNIX_SOCK_ENABLED(vhost) \ |
| (vhost->options & LWS_SERVER_OPTION_UNIX_SOCK) |
| #else |
| #define LWS_UNIX_SOCK_ENABLED(vhost) (0) |
| #endif |
| |
| enum uri_path_states { |
| URIPS_IDLE, |
| URIPS_SEEN_SLASH, |
| URIPS_SEEN_SLASH_DOT, |
| URIPS_SEEN_SLASH_DOT_DOT, |
| }; |
| |
| enum uri_esc_states { |
| URIES_IDLE, |
| URIES_SEEN_PERCENT, |
| URIES_SEEN_PERCENT_H1, |
| }; |
| |
| #if defined(LWS_WITH_CLIENT) |
| |
| enum { |
| CIS_ADDRESS, |
| CIS_PATH, |
| CIS_HOST, |
| CIS_ORIGIN, |
| CIS_PROTOCOL, |
| CIS_METHOD, |
| CIS_IFACE, |
| CIS_ALPN, |
| |
| |
| CIS_COUNT |
| }; |
| |
| struct client_info_stash { |
| char *cis[CIS_COUNT]; |
| void *opaque_user_data; /* not allocated or freed by lws */ |
| }; |
| #endif |
| |
| #if defined(LWS_WITH_UDP) |
| #define lws_wsi_is_udp(___wsi) (!!___wsi->udp) |
| #endif |
| |
| #define LWS_H2_FRAME_HEADER_LENGTH 9 |
| |
| int |
| __lws_sul_insert(lws_dll2_owner_t *own, lws_sorted_usec_list_t *sul, |
| lws_usec_t us); |
| |
| lws_usec_t |
| __lws_sul_service_ripe(lws_dll2_owner_t *own, lws_usec_t usnow); |
| |
| struct lws_timed_vh_protocol { |
| struct lws_timed_vh_protocol *next; |
| lws_sorted_usec_list_t sul; |
| const struct lws_protocols *protocol; |
| struct lws_vhost *vhost; /* only used for pending processing */ |
| int reason; |
| int tsi_req; |
| }; |
| |
| /* |
| * lws_dsh |
| */ |
| |
| typedef struct lws_dsh_obj_head { |
| lws_dll2_owner_t owner; |
| int kind; |
| } lws_dsh_obj_head_t; |
| |
| typedef struct lws_dsh_obj { |
| lws_dll2_t list; /* must be first */ |
| struct lws_dsh *dsh; /* invalid when on free list */ |
| size_t size; /* invalid when on free list */ |
| size_t asize; |
| } lws_dsh_obj_t; |
| |
| typedef struct lws_dsh { |
| lws_dll2_t list; |
| uint8_t *buf; |
| lws_dsh_obj_head_t *oha; /* array of object heads/kind */ |
| size_t buffer_size; |
| size_t locally_in_use; |
| size_t locally_free; |
| int count_kinds; |
| uint8_t being_destroyed; |
| /* |
| * Overallocations at create: |
| * |
| * - the buffer itself |
| * - the object heads array |
| */ |
| } lws_dsh_t; |
| |
| /* |
| * lws_async_dns |
| */ |
| |
| typedef struct lws_async_dns { |
| lws_sockaddr46 sa46; /* nameserver */ |
| lws_dll2_owner_t waiting; |
| lws_dll2_owner_t cached; |
| struct lws *wsi; |
| time_t time_set_server; |
| char dns_server_set; |
| } lws_async_dns_t; |
| |
| typedef enum { |
| LADNS_CONF_SERVER_UNKNOWN = -1, |
| LADNS_CONF_SERVER_SAME, |
| LADNS_CONF_SERVER_CHANGED |
| } lws_async_dns_server_check_t; |
| |
| #if defined(LWS_WITH_SYS_ASYNC_DNS) |
| void |
| lws_aysnc_dns_completed(struct lws *wsi, void *sa, size_t salen, |
| lws_async_dns_retcode_t ret); |
| #endif |
| void |
| lws_async_dns_cancel(struct lws *wsi); |
| |
| /* |
| * so we can have n connections being serviced simultaneously, |
| * these things need to be isolated per-thread. |
| */ |
| |
| struct lws_context_per_thread { |
| #if LWS_MAX_SMP > 1 |
| pthread_mutex_t lock_stats; |
| struct lws_mutex_refcount mr; |
| pthread_t self; |
| #endif |
| struct lws_dll2_owner dll_buflist_owner; /* guys with pending rxflow */ |
| struct lws_dll2_owner seq_owner; /* list of lws_sequencer-s */ |
| lws_dll2_owner_t attach_owner; /* pending lws_attach */ |
| |
| #if defined(LWS_WITH_SECURE_STREAMS) |
| lws_dll2_owner_t ss_owner; |
| #endif |
| #if defined(LWS_WITH_SECURE_STREAMS_PROXY_API) || \ |
| defined(LWS_WITH_SECURE_STREAMS_THREAD_API) |
| lws_dll2_owner_t ss_dsh_owner; |
| lws_dll2_owner_t ss_client_owner; |
| #endif |
| |
| struct lws_dll2_owner pt_sul_owner; |
| |
| #if defined (LWS_WITH_SEQUENCER) |
| lws_sorted_usec_list_t sul_seq_heartbeat; |
| #endif |
| #if (defined(LWS_ROLE_H1) || defined(LWS_ROLE_H2)) && defined(LWS_WITH_SERVER) |
| lws_sorted_usec_list_t sul_ah_lifecheck; |
| #endif |
| #if defined(LWS_WITH_TLS) && defined(LWS_WITH_SERVER) |
| lws_sorted_usec_list_t sul_tls; |
| #endif |
| #if defined(LWS_PLAT_UNIX) |
| lws_sorted_usec_list_t sul_plat; |
| #endif |
| #if defined(LWS_ROLE_CGI) |
| lws_sorted_usec_list_t sul_cgi; |
| #endif |
| #if defined(LWS_WITH_STATS) |
| uint64_t lws_stats[LWSSTATS_SIZE]; |
| int updated; |
| lws_sorted_usec_list_t sul_stats; |
| #endif |
| #if defined(LWS_WITH_PEER_LIMITS) |
| lws_sorted_usec_list_t sul_peer_limits; |
| #endif |
| |
| #if defined(LWS_WITH_TLS) |
| struct lws_pt_tls tls; |
| #endif |
| struct lws *fake_wsi; /* used for callbacks where there's no wsi */ |
| |
| struct lws_context *context; |
| |
| /* |
| * usable by anything in the service code, but only if the scope |
| * does not last longer than the service action (since next service |
| * of any socket can likewise use it and overwrite) |
| */ |
| unsigned char *serv_buf; |
| |
| struct lws_pollfd *fds; |
| volatile struct lws_foreign_thread_pollfd * volatile foreign_pfd_list; |
| #ifdef _WIN32 |
| WSAEVENT events; |
| CRITICAL_SECTION interrupt_lock; |
| #endif |
| lws_sockfd_type dummy_pipe_fds[2]; |
| struct lws *pipe_wsi; |
| |
| /* --- role based members --- */ |
| |
| #if defined(LWS_ROLE_WS) && !defined(LWS_WITHOUT_EXTENSIONS) |
| struct lws_pt_role_ws ws; |
| #endif |
| #if defined(LWS_ROLE_H1) || defined(LWS_ROLE_H2) |
| struct lws_pt_role_http http; |
| #endif |
| #if defined(LWS_ROLE_DBUS) |
| struct lws_pt_role_dbus dbus; |
| #endif |
| /* --- event library based members --- */ |
| |
| #if defined(LWS_WITH_LIBEV) |
| struct lws_pt_eventlibs_libev ev; |
| #endif |
| #if defined(LWS_WITH_LIBUV) |
| struct lws_pt_eventlibs_libuv uv; |
| #endif |
| #if defined(LWS_WITH_LIBEVENT) |
| struct lws_pt_eventlibs_libevent event; |
| #endif |
| #if defined(LWS_WITH_GLIB) |
| struct lws_pt_eventlibs_glib glib; |
| #endif |
| |
| #if defined(LWS_WITH_LIBEV) || defined(LWS_WITH_LIBUV) || \ |
| defined(LWS_WITH_LIBEVENT) || defined(LWS_WITH_GLIB) |
| struct lws_signal_watcher w_sigint; |
| #endif |
| |
| #if defined(LWS_WITH_DETAILED_LATENCY) |
| lws_usec_t ust_left_poll; |
| #endif |
| |
| /* --- */ |
| |
| unsigned long count_conns; |
| unsigned int fds_count; |
| |
| /* |
| * set to the Thread ID that's doing the service loop just before entry |
| * to poll indicates service thread likely idling in poll() |
| * volatile because other threads may check it as part of processing |
| * for pollfd event change. |
| */ |
| volatile int service_tid; |
| int service_tid_detected; |
| |
| volatile unsigned char inside_poll; |
| volatile unsigned char foreign_spinlock; |
| |
| unsigned char tid; |
| |
| unsigned char inside_service:1; |
| unsigned char inside_lws_service:1; |
| unsigned char event_loop_foreign:1; |
| unsigned char event_loop_destroy_processing_done:1; |
| unsigned char destroy_self:1; |
| unsigned char is_destroyed:1; |
| #ifdef _WIN32 |
| unsigned char interrupt_requested:1; |
| #endif |
| }; |
| |
| #if defined(LWS_WITH_SERVER_STATUS) |
| struct lws_conn_stats { |
| unsigned long long rx, tx; |
| unsigned long h1_conn, h1_trans, h2_trans, ws_upg, h2_alpn, h2_subs, |
| h2_upg, rejected, mqtt_subs; |
| }; |
| #endif |
| |
| /* |
| * virtual host -related context information |
| * vhostwide SSL context |
| * vhostwide proxy |
| * |
| * hierarchy: |
| * |
| * context -> vhost -> wsi |
| * |
| * incoming connection non-SSL vhost binding: |
| * |
| * listen socket -> wsi -> select vhost after first headers |
| * |
| * incoming connection SSL vhost binding: |
| * |
| * SSL SNI -> wsi -> bind after SSL negotiation |
| */ |
| |
| struct lws_vhost { |
| #if defined(LWS_WITH_CLIENT) && defined(LWS_CLIENT_HTTP_PROXYING) |
| char proxy_basic_auth_token[128]; |
| #endif |
| #if LWS_MAX_SMP > 1 |
| pthread_mutex_t lock; |
| char close_flow_vs_tsi[LWS_MAX_SMP]; |
| #endif |
| |
| #if defined(LWS_ROLE_H2) |
| struct lws_vhost_role_h2 h2; |
| #endif |
| #if defined(LWS_ROLE_H1) || defined(LWS_ROLE_H2) |
| struct lws_vhost_role_http http; |
| #endif |
| #if defined(LWS_ROLE_WS) && !defined(LWS_WITHOUT_EXTENSIONS) |
| struct lws_vhost_role_ws ws; |
| #endif |
| |
| #if defined(LWS_WITH_SOCKS5) |
| char socks_proxy_address[128]; |
| char socks_user[96]; |
| char socks_password[96]; |
| #endif |
| #if defined(LWS_WITH_LIBEV) |
| struct lws_io_watcher w_accept; |
| #endif |
| #if defined(LWS_WITH_SERVER_STATUS) |
| struct lws_conn_stats conn_stats; |
| #endif |
| |
| uint64_t options; |
| |
| struct lws_context *context; |
| struct lws_vhost *vhost_next; |
| |
| const lws_retry_bo_t *retry_policy; |
| |
| struct lws *lserv_wsi; |
| const char *name; |
| const char *iface; |
| const char *listen_accept_role; |
| const char *listen_accept_protocol; |
| const char *unix_socket_perms; |
| |
| void (*finalize)(struct lws_vhost *vh, void *arg); |
| void *finalize_arg; |
| |
| const struct lws_protocols *protocols; |
| void **protocol_vh_privs; |
| const struct lws_protocol_vhost_options *pvo; |
| const struct lws_protocol_vhost_options *headers; |
| struct lws_dll2_owner *same_vh_protocol_owner; |
| struct lws_vhost *no_listener_vhost_list; |
| struct lws_dll2_owner abstract_instances_owner; /* vh lock */ |
| |
| #if defined(LWS_WITH_CLIENT) |
| struct lws_dll2_owner dll_cli_active_conns_owner; |
| #endif |
| struct lws_dll2_owner vh_awaiting_socket_owner; |
| |
| #if defined(LWS_WITH_TLS) |
| struct lws_vhost_tls tls; |
| #endif |
| |
| struct lws_timed_vh_protocol *timed_vh_protocol_list; |
| void *user; |
| |
| int listen_port; |
| #if !defined(LWS_PLAT_FREERTOS) && !defined(OPTEE_TA) && !defined(WIN32) |
| int bind_iface; |
| #endif |
| |
| #if defined(LWS_WITH_SOCKS5) |
| unsigned int socks_proxy_port; |
| #endif |
| int count_protocols; |
| int ka_time; |
| int ka_probes; |
| int ka_interval; |
| int keepalive_timeout; |
| int timeout_secs_ah_idle; |
| |
| int count_bound_wsi; |
| |
| #ifdef LWS_WITH_ACCESS_LOG |
| int log_fd; |
| #endif |
| |
| uint8_t allocated_vhost_protocols:1; |
| uint8_t created_vhost_protocols:1; |
| uint8_t being_destroyed:1; |
| uint8_t from_ss_policy:1; |
| |
| unsigned char default_protocol_index; |
| unsigned char raw_protocol_index; |
| }; |
| |
| void |
| __lws_vhost_destroy2(struct lws_vhost *vh); |
| |
| #define mux_to_wsi(_m) lws_container_of(_m, struct lws, mux) |
| |
| void |
| lws_wsi_mux_insert(struct lws *wsi, struct lws *parent_wsi, int sid); |
| int |
| lws_wsi_mux_mark_parents_needing_writeable(struct lws *wsi); |
| struct lws * |
| lws_wsi_mux_move_child_to_tail(struct lws **wsi2); |
| int |
| lws_wsi_mux_action_pending_writeable_reqs(struct lws *wsi); |
| |
| void |
| lws_wsi_mux_dump_children(struct lws *wsi); |
| |
| void |
| lws_wsi_mux_close_children(struct lws *wsi, int reason); |
| |
| void |
| lws_wsi_mux_sibling_disconnect(struct lws *wsi); |
| |
| void |
| lws_wsi_mux_dump_waiting_children(struct lws *wsi); |
| |
| int |
| lws_wsi_mux_apply_queue(struct lws *wsi); |
| |
| /* |
| * struct lws |
| */ |
| |
| struct lws { |
| /* structs */ |
| |
| #if defined(LWS_ROLE_H1) || defined(LWS_ROLE_H2) |
| struct _lws_http_mode_related http; |
| #endif |
| #if defined(LWS_ROLE_H2) |
| struct _lws_h2_related h2; |
| #endif |
| #if defined(LWS_ROLE_WS) |
| struct _lws_websocket_related *ws; /* allocated if we upgrade to ws */ |
| #endif |
| #if defined(LWS_ROLE_DBUS) |
| struct _lws_dbus_mode_related dbus; |
| #endif |
| #if defined(LWS_ROLE_MQTT) |
| struct _lws_mqtt_related *mqtt; |
| #endif |
| |
| #if defined(LWS_ROLE_H2) || defined(LWS_ROLE_MQTT) |
| struct lws_muxable mux; |
| struct lws_tx_credit txc; |
| #endif |
| |
| /* lifetime members */ |
| |
| #if defined(LWS_WITH_LIBEV) || defined(LWS_WITH_LIBUV) || \ |
| defined(LWS_WITH_LIBEVENT) || defined(LWS_WITH_GLIB) |
| struct lws_io_watcher w_read; |
| #endif |
| #if defined(LWS_WITH_LIBEV) || defined(LWS_WITH_LIBEVENT) |
| struct lws_io_watcher w_write; |
| #endif |
| |
| #if defined(LWS_WITH_DETAILED_LATENCY) |
| lws_detlat_t detlat; |
| #endif |
| |
| lws_sorted_usec_list_t sul_timeout; |
| lws_sorted_usec_list_t sul_hrtimer; |
| lws_sorted_usec_list_t sul_validity; |
| |
| struct lws_dll2 dll_buflist; /* guys with pending rxflow */ |
| struct lws_dll2 same_vh_protocol; |
| struct lws_dll2 vh_awaiting_socket; |
| #if defined(LWS_WITH_SYS_ASYNC_DNS) |
| struct lws_dll2 adns; /* on adns list of guys to tell result */ |
| lws_async_dns_cb_t adns_cb; /* callback with result */ |
| #endif |
| #if defined(LWS_WITH_CLIENT) |
| struct lws_dll2 dll_cli_active_conns; |
| struct lws_dll2 dll2_cli_txn_queue; |
| struct lws_dll2_owner dll2_cli_txn_queue_owner; |
| #endif |
| |
| #if defined(LWS_WITH_ACCESS_LOG) |
| char simple_ip[(8 * 5)]; |
| #endif |
| /* pointers */ |
| |
| struct lws_context *context; |
| struct lws_vhost *vhost; |
| struct lws *parent; /* points to parent, if any */ |
| struct lws *child_list; /* points to first child */ |
| struct lws *sibling_list; /* subsequent children at same level */ |
| const struct lws_role_ops *role_ops; |
| const struct lws_protocols *protocol; |
| struct lws_sequencer *seq; /* associated sequencer if any */ |
| const lws_retry_bo_t *retry_policy; |
| |
| #if defined(LWS_WITH_THREADPOOL) |
| struct lws_threadpool_task *tp_task; |
| #endif |
| |
| #if defined(LWS_WITH_PEER_LIMITS) |
| struct lws_peer *peer; |
| #endif |
| |
| #if defined(LWS_WITH_UDP) |
| struct lws_udp *udp; |
| #endif |
| #if defined(LWS_WITH_CLIENT) |
| struct client_info_stash *stash; |
| char *cli_hostname_copy; |
| const struct addrinfo *dns_results; |
| const struct addrinfo *dns_results_next; |
| #endif |
| void *user_space; |
| void *opaque_parent_data; |
| void *opaque_user_data; |
| |
| struct lws_buflist *buflist; /* input-side buflist */ |
| struct lws_buflist *buflist_out; /* output-side buflist */ |
| |
| #if defined(LWS_WITH_TLS) |
| struct lws_lws_tls tls; |
| #endif |
| |
| lws_sock_file_fd_type desc; /* .filefd / .sockfd */ |
| #if defined(LWS_WITH_STATS) |
| uint64_t active_writable_req_us; |
| #if defined(LWS_WITH_TLS) |
| uint64_t accept_start_us; |
| #endif |
| #endif |
| lws_wsi_state_t wsistate; |
| lws_wsi_state_t wsistate_pre_close; |
| |
| /* ints */ |
| #define LWS_NO_FDS_POS (-1) |
| int position_in_fds_table; |
| |
| #if defined(LWS_WITH_CLIENT) |
| int chunk_remaining; |
| int flags; |
| #endif |
| unsigned int cache_secs; |
| |
| unsigned int hdr_parsing_completed:1; |
| unsigned int mux_substream:1; |
| unsigned int upgraded_to_http2:1; |
| unsigned int mux_stream_immortal:1; |
| unsigned int h2_stream_carries_ws:1; /* immortal set as well */ |
| unsigned int h2_stream_carries_sse:1; /* immortal set as well */ |
| unsigned int h2_acked_settings:1; |
| unsigned int seen_nonpseudoheader:1; |
| unsigned int listener:1; |
| unsigned int pf_packet:1; |
| unsigned int do_broadcast:1; |
| unsigned int user_space_externally_allocated:1; |
| unsigned int socket_is_permanently_unusable:1; |
| unsigned int rxflow_change_to:2; |
| unsigned int conn_stat_done:1; |
| unsigned int cache_reuse:1; |
| unsigned int cache_revalidate:1; |
| unsigned int cache_intermediaries:1; |
| unsigned int favoured_pollin:1; |
| unsigned int sending_chunked:1; |
| unsigned int interpreting:1; |
| unsigned int already_did_cce:1; |
| unsigned int told_user_closed:1; |
| unsigned int told_event_loop_closed:1; |
| unsigned int waiting_to_send_close_frame:1; |
| unsigned int close_needs_ack:1; |
| unsigned int ipv6:1; |
| unsigned int parent_pending_cb_on_writable:1; |
| unsigned int cgi_stdout_zero_length:1; |
| unsigned int seen_zero_length_recv:1; |
| unsigned int rxflow_will_be_applied:1; |
| unsigned int event_pipe:1; |
| unsigned int handling_404:1; |
| unsigned int protocol_bind_balance:1; |
| unsigned int unix_skt:1; |
| unsigned int close_when_buffered_out_drained:1; |
| unsigned int h1_ws_proxied:1; |
| unsigned int proxied_ws_parent:1; |
| unsigned int do_bind:1; |
| unsigned int oom4:1; |
| unsigned int validity_hup:1; |
| unsigned int skip_fallback:1; |
| |
| unsigned int could_have_pending:1; /* detect back-to-back writes */ |
| unsigned int outer_will_close:1; |
| unsigned int shadow:1; /* we do not control fd lifecycle at all */ |
| |
| #ifdef LWS_WITH_ACCESS_LOG |
| unsigned int access_log_pending:1; |
| #endif |
| #if defined(LWS_WITH_CLIENT) |
| unsigned int do_ws:1; /* whether we are doing http or ws flow */ |
| unsigned int chunked:1; /* if the clientside connection is chunked */ |
| unsigned int client_rx_avail:1; |
| unsigned int client_http_body_pending:1; |
| unsigned int transaction_from_pipeline_queue:1; |
| unsigned int keepalive_active:1; |
| unsigned int keepalive_rejected:1; |
| unsigned int redirected_to_get:1; |
| unsigned int client_pipeline:1; |
| unsigned int client_h2_alpn:1; |
| unsigned int client_mux_substream:1; |
| unsigned int client_mux_migrated:1; |
| unsigned int client_subsequent_mime_part:1; |
| unsigned int client_no_follow_redirect:1; |
| #endif |
| |
| #ifdef _WIN32 |
| unsigned int sock_send_blocking:1; |
| #endif |
| |
| uint16_t ocport, c_port; |
| uint16_t retry; |
| |
| /* chars */ |
| |
| char lws_rx_parse_state; /* enum lws_rx_parse_state */ |
| char rx_frame_type; /* enum lws_write_protocol */ |
| char pending_timeout; /* enum pending_timeout */ |
| char tsi; /* thread service index we belong to */ |
| char protocol_interpret_idx; |
| char redirects; |
| uint8_t rxflow_bitmap; |
| uint8_t bound_vhost_index; |
| uint8_t lsp_channel; /* which of stdin/out/err */ |
| #ifdef LWS_WITH_CGI |
| char hdr_state; |
| #endif |
| #if defined(LWS_WITH_CLIENT) |
| char chunk_parser; /* enum lws_chunk_parser */ |
| uint8_t addrinfo_idx; |
| uint8_t sys_tls_client_cert; |
| #endif |
| #if defined(LWS_WITH_CGI) || defined(LWS_WITH_CLIENT) |
| char reason_bf; /* internal writeable callback reason bitfield */ |
| #endif |
| #if defined(LWS_WITH_STATS) && defined(LWS_WITH_TLS) |
| char seen_rx; |
| #endif |
| uint8_t immortal_substream_count; |
| /* volatile to make sure code is aware other thread can change */ |
| volatile char handling_pollout; |
| volatile char leave_pollout_active; |
| #if LWS_MAX_SMP > 1 |
| volatile char undergoing_init_from_other_pt; |
| #endif |
| |
| }; |
| |
| #define lws_is_flowcontrolled(w) (!!(wsi->rxflow_bitmap)) |
| |
| #if defined(LWS_WITH_SPAWN) |
| |
| #if defined(WIN32) || defined(_WIN32) |
| #else |
| #include <sys/wait.h> |
| #include <sys/times.h> |
| #endif |
| |
| struct lws_spawn_piped { |
| |
| struct lws_spawn_piped_info info; |
| |
| struct lws_dll2 dll; |
| lws_sorted_usec_list_t sul; |
| |
| struct lws *stdwsi[3]; |
| int pipe_fds[3][2]; |
| int count_log_lines; |
| |
| lws_usec_t created; /* set by lws_spawn_piped() */ |
| lws_usec_t reaped; |
| |
| lws_usec_t accounting[4]; |
| |
| pid_t child_pid; |
| |
| siginfo_t si; |
| |
| uint8_t pipes_alive:2; |
| uint8_t we_killed_him_timeout:1; |
| uint8_t we_killed_him_spew:1; |
| uint8_t ungraceful:1; |
| }; |
| |
| void |
| lws_spawn_piped_destroy(struct lws_spawn_piped **lsp); |
| |
| int |
| lws_spawn_reap(struct lws_spawn_piped *lsp); |
| |
| #endif |
| |
| void |
| lws_service_do_ripe_rxflow(struct lws_context_per_thread *pt); |
| |
| const struct lws_role_ops * |
| lws_role_by_name(const char *name); |
| |
| int |
| lws_socket_bind(struct lws_vhost *vhost, lws_sockfd_type sockfd, int port, |
| const char *iface, int ipv6_allowed); |
| |
| #if defined(LWS_WITH_IPV6) |
| unsigned long |
| lws_get_addr_scope(const char *ipaddr); |
| #endif |
| |
| void |
| lws_close_free_wsi(struct lws *wsi, enum lws_close_status, const char *caller); |
| void |
| __lws_close_free_wsi(struct lws *wsi, enum lws_close_status, const char *caller); |
| |
| void |
| __lws_free_wsi(struct lws *wsi); |
| |
| #if LWS_MAX_SMP > 1 |
| |
| static LWS_INLINE void |
| lws_pt_mutex_init(struct lws_context_per_thread *pt) |
| { |
| lws_mutex_refcount_init(&pt->mr); |
| pthread_mutex_init(&pt->lock_stats, NULL); |
| } |
| |
| static LWS_INLINE void |
| lws_pt_mutex_destroy(struct lws_context_per_thread *pt) |
| { |
| pthread_mutex_destroy(&pt->lock_stats); |
| lws_mutex_refcount_destroy(&pt->mr); |
| } |
| |
| #define lws_pt_lock(pt, reason) lws_mutex_refcount_lock(&pt->mr, reason) |
| #define lws_pt_unlock(pt) lws_mutex_refcount_unlock(&pt->mr) |
| |
| static LWS_INLINE void |
| lws_pt_stats_lock(struct lws_context_per_thread *pt) |
| { |
| pthread_mutex_lock(&pt->lock_stats); |
| } |
| |
| static LWS_INLINE void |
| lws_pt_stats_unlock(struct lws_context_per_thread *pt) |
| { |
| pthread_mutex_unlock(&pt->lock_stats); |
| } |
| #endif |
| |
| /* |
| * EXTENSIONS |
| */ |
| |
| #if defined(LWS_WITHOUT_EXTENSIONS) |
| #define lws_any_extension_handled(_a, _b, _c, _d) (0) |
| #define lws_ext_cb_active(_a, _b, _c, _d) (0) |
| #define lws_ext_cb_all_exts(_a, _b, _c, _d, _e) (0) |
| #define lws_issue_raw_ext_access lws_issue_raw |
| #define lws_context_init_extensions(_a, _b) |
| #endif |
| |
| int LWS_WARN_UNUSED_RESULT |
| lws_client_interpret_server_handshake(struct lws *wsi); |
| |
| int LWS_WARN_UNUSED_RESULT |
| lws_ws_rx_sm(struct lws *wsi, char already_processed, unsigned char c); |
| |
| int LWS_WARN_UNUSED_RESULT |
| lws_issue_raw_ext_access(struct lws *wsi, unsigned char *buf, size_t len); |
| |
| void |
| lws_role_transition(struct lws *wsi, enum lwsi_role role, enum lwsi_state state, |
| const struct lws_role_ops *ops); |
| |
| int |
| lws_http_to_fallback(struct lws *wsi, unsigned char *buf, size_t len); |
| |
| int LWS_WARN_UNUSED_RESULT |
| user_callback_handle_rxflow(lws_callback_function, struct lws *wsi, |
| enum lws_callback_reasons reason, void *user, |
| void *in, size_t len); |
| |
| int |
| lws_plat_set_nonblocking(lws_sockfd_type fd); |
| |
| int |
| lws_plat_set_socket_options(struct lws_vhost *vhost, lws_sockfd_type fd, |
| int unix_skt); |
| |
| int |
| lws_plat_check_connection_error(struct lws *wsi); |
| |
| int LWS_WARN_UNUSED_RESULT |
| lws_header_table_attach(struct lws *wsi, int autoservice); |
| |
| int |
| lws_header_table_detach(struct lws *wsi, int autoservice); |
| int |
| __lws_header_table_detach(struct lws *wsi, int autoservice); |
| |
| void |
| lws_header_table_reset(struct lws *wsi, int autoservice); |
| |
| void |
| __lws_header_table_reset(struct lws *wsi, int autoservice); |
| |
| char * LWS_WARN_UNUSED_RESULT |
| lws_hdr_simple_ptr(struct lws *wsi, enum lws_token_indexes h); |
| |
| int LWS_WARN_UNUSED_RESULT |
| lws_hdr_simple_create(struct lws *wsi, enum lws_token_indexes h, const char *s); |
| |
| int LWS_WARN_UNUSED_RESULT |
| lws_ensure_user_space(struct lws *wsi); |
| |
| int LWS_WARN_UNUSED_RESULT |
| lws_change_pollfd(struct lws *wsi, int _and, int _or); |
| |
| #if defined(LWS_WITH_SERVER) |
| int _lws_vhost_init_server(const struct lws_context_creation_info *info, |
| struct lws_vhost *vhost); |
| LWS_EXTERN struct lws_vhost * |
| lws_select_vhost(struct lws_context *context, int port, const char *servername); |
| LWS_EXTERN int LWS_WARN_UNUSED_RESULT |
| lws_parse_ws(struct lws *wsi, unsigned char **buf, size_t len); |
| LWS_EXTERN void |
| lws_server_get_canonical_hostname(struct lws_context *context, |
| const struct lws_context_creation_info *info); |
| #else |
| #define _lws_vhost_init_server(_a, _b) (0) |
| #define lws_parse_ws(_a, _b, _c) (0) |
| #define lws_server_get_canonical_hostname(_a, _b) |
| #endif |
| |
| int |
| __remove_wsi_socket_from_fds(struct lws *wsi); |
| |
| enum { |
| LWSRXFC_ERROR = -1, |
| LWSRXFC_CACHED = 0, |
| LWSRXFC_ADDITIONAL = 1, |
| LWSRXFC_TRIMMED = 2, |
| }; |
| |
| |
| int |
| _lws_plat_service_forced_tsi(struct lws_context *context, int tsi); |
| |
| int |
| lws_rxflow_cache(struct lws *wsi, unsigned char *buf, int n, int len); |
| |
| int |
| lws_service_flag_pending(struct lws_context *context, int tsi); |
| |
| static LWS_INLINE int |
| lws_has_buffered_out(struct lws *wsi) { return !!wsi->buflist_out; } |
| |
| int LWS_WARN_UNUSED_RESULT |
| lws_ws_client_rx_sm(struct lws *wsi, unsigned char c); |
| |
| lws_parser_return_t LWS_WARN_UNUSED_RESULT |
| lws_parse(struct lws *wsi, unsigned char *buf, int *len); |
| |
| int LWS_WARN_UNUSED_RESULT |
| lws_parse_urldecode(struct lws *wsi, uint8_t *_c); |
| |
| int LWS_WARN_UNUSED_RESULT |
| lws_http_action(struct lws *wsi); |
| |
| void |
| __lws_close_free_wsi_final(struct lws *wsi); |
| void |
| lws_libuv_closehandle(struct lws *wsi); |
| int |
| lws_libuv_check_watcher_active(struct lws *wsi); |
| |
| LWS_VISIBLE LWS_EXTERN int |
| lws_plat_plugins_init(struct lws_context * context, const char * const *d); |
| |
| LWS_VISIBLE LWS_EXTERN int |
| lws_plat_plugins_destroy(struct lws_context * context); |
| |
| struct lws * |
| lws_adopt_socket_vhost(struct lws_vhost *vh, lws_sockfd_type accept_fd); |
| |
| void |
| lws_vhost_bind_wsi(struct lws_vhost *vh, struct lws *wsi); |
| void |
| lws_vhost_unbind_wsi(struct lws *wsi); |
| |
| void |
| __lws_set_timeout(struct lws *wsi, enum pending_timeout reason, int secs); |
| int |
| __lws_change_pollfd(struct lws *wsi, int _and, int _or); |
| |
| |
| int |
| lws_callback_as_writeable(struct lws *wsi); |
| |
| int |
| lws_role_call_client_bind(struct lws *wsi, |
| const struct lws_client_connect_info *i); |
| void |
| lws_remove_child_from_any_parent(struct lws *wsi); |
| |
| char * |
| lws_generate_client_ws_handshake(struct lws *wsi, char *p, const char *conn1); |
| int |
| lws_client_ws_upgrade(struct lws *wsi, const char **cce); |
| int |
| lws_create_client_ws_object(const struct lws_client_connect_info *i, |
| struct lws *wsi); |
| int |
| lws_alpn_comma_to_openssl(const char *comma, uint8_t *os, int len); |
| int |
| lws_role_call_alpn_negotiated(struct lws *wsi, const char *alpn); |
| int |
| lws_tls_server_conn_alpn(struct lws *wsi); |
| |
| int |
| lws_ws_client_rx_sm_block(struct lws *wsi, unsigned char **buf, size_t len); |
| void |
| lws_destroy_event_pipe(struct lws *wsi); |
| |
| /* socks */ |
| int |
| lws_socks5c_generate_msg(struct lws *wsi, enum socks_msg_type type, ssize_t *msg_len); |
| |
| #if defined(LWS_WITH_SERVER_STATUS) |
| void |
| lws_sum_stats(const struct lws_context *ctx, struct lws_conn_stats *cs); |
| #endif |
| |
| int |
| __lws_timed_callback_remove(struct lws_vhost *vh, struct lws_timed_vh_protocol *p); |
| |
| int LWS_WARN_UNUSED_RESULT |
| __insert_wsi_socket_into_fds(struct lws_context *context, struct lws *wsi); |
| |
| int LWS_WARN_UNUSED_RESULT |
| lws_issue_raw(struct lws *wsi, unsigned char *buf, size_t len); |
| |
| lws_usec_t |
| __lws_seq_timeout_check(struct lws_context_per_thread *pt, lws_usec_t usnow); |
| |
| lws_usec_t |
| __lws_ss_timeout_check(struct lws_context_per_thread *pt, lws_usec_t usnow); |
| |
| struct lws * LWS_WARN_UNUSED_RESULT |
| lws_client_connect_2_dnsreq(struct lws *wsi); |
| |
| LWS_VISIBLE struct lws * LWS_WARN_UNUSED_RESULT |
| lws_client_reset(struct lws **wsi, int ssl, const char *address, int port, |
| const char *path, const char *host, char weak); |
| |
| struct lws * LWS_WARN_UNUSED_RESULT |
| lws_create_new_server_wsi(struct lws_vhost *vhost, int fixed_tsi); |
| |
| char * LWS_WARN_UNUSED_RESULT |
| lws_generate_client_handshake(struct lws *wsi, char *pkt); |
| |
| int |
| lws_handle_POLLOUT_event(struct lws *wsi, struct lws_pollfd *pollfd); |
| |
| struct lws * |
| lws_http_client_connect_via_info2(struct lws *wsi); |
| |
| |
| #if defined(LWS_WITH_CLIENT) |
| int |
| lws_client_socket_service(struct lws *wsi, struct lws_pollfd *pollfd); |
| |
| int LWS_WARN_UNUSED_RESULT |
| lws_http_transaction_completed_client(struct lws *wsi); |
| #if !defined(LWS_WITH_TLS) |
| #define lws_context_init_client_ssl(_a, _b) (0) |
| #endif |
| void |
| lws_decode_ssl_error(void); |
| #else |
| #define lws_context_init_client_ssl(_a, _b) (0) |
| #endif |
| |
| int |
| __lws_rx_flow_control(struct lws *wsi); |
| |
| int |
| _lws_change_pollfd(struct lws *wsi, int _and, int _or, struct lws_pollargs *pa); |
| |
| #if defined(LWS_WITH_SERVER) |
| int |
| lws_handshake_server(struct lws *wsi, unsigned char **buf, size_t len); |
| #else |
| #define lws_server_socket_service(_b, _c) (0) |
| #define lws_handshake_server(_a, _b, _c) (0) |
| #endif |
| |
| #ifdef LWS_WITH_ACCESS_LOG |
| int |
| lws_access_log(struct lws *wsi); |
| void |
| lws_prepare_access_log_info(struct lws *wsi, char *uri_ptr, int len, int meth); |
| #else |
| #define lws_access_log(_a) |
| #endif |
| |
| #if defined(_DEBUG) |
| void |
| lws_wsi_txc_describe(struct lws_tx_credit *txc, const char *at, uint32_t sid); |
| #else |
| #define lws_wsi_txc_describe(x, y, z) { (void)x; } |
| #endif |
| |
| int |
| lws_wsi_txc_check_skint(struct lws_tx_credit *txc, int32_t tx_cr); |
| |
| int |
| lws_wsi_txc_report_manual_txcr_in(struct lws *wsi, int32_t bump); |
| |
| void |
| lws_mux_mark_immortal(struct lws *wsi); |
| void |
| lws_http_close_immortal(struct lws *wsi); |
| |
| int |
| lws_cgi_kill_terminated(struct lws_context_per_thread *pt); |
| |
| void |
| lws_cgi_remove_and_kill(struct lws *wsi); |
| |
| void |
| lws_plat_delete_socket_from_fds(struct lws_context *context, |
| struct lws *wsi, int m); |
| void |
| lws_plat_insert_socket_into_fds(struct lws_context *context, |
| struct lws *wsi); |
| |
| int |
| lws_plat_change_pollfd(struct lws_context *context, struct lws *wsi, |
| struct lws_pollfd *pfd); |
| |
| |
| int |
| lws_plat_pipe_create(struct lws *wsi); |
| int |
| lws_plat_pipe_signal(struct lws *wsi); |
| void |
| lws_plat_pipe_close(struct lws *wsi); |
| |
| void |
| lws_addrinfo_clean(struct lws *wsi); |
| |
| void |
| lws_add_wsi_to_draining_ext_list(struct lws *wsi); |
| void |
| lws_remove_wsi_from_draining_ext_list(struct lws *wsi); |
| int |
| lws_poll_listen_fd(struct lws_pollfd *fd); |
| int |
| lws_plat_service(struct lws_context *context, int timeout_ms); |
| LWS_VISIBLE int |
| _lws_plat_service_tsi(struct lws_context *context, int timeout_ms, int tsi); |
| |
| int |
| lws_pthread_self_to_tsi(struct lws_context *context); |
| const char * LWS_WARN_UNUSED_RESULT |
| lws_plat_inet_ntop(int af, const void *src, char *dst, int cnt); |
| int LWS_WARN_UNUSED_RESULT |
| lws_plat_inet_pton(int af, const char *src, void *dst); |
| |
| void |
| lws_same_vh_protocol_remove(struct lws *wsi); |
| void |
| __lws_same_vh_protocol_remove(struct lws *wsi); |
| void |
| lws_same_vh_protocol_insert(struct lws *wsi, int n); |
| |
| void |
| lws_seq_destroy_all_on_pt(struct lws_context_per_thread *pt); |
| |
| int |
| lws_broadcast(struct lws_context_per_thread *pt, int reason, void *in, size_t len); |
| |
| #if defined(LWS_WITH_STATS) |
| void |
| lws_stats_bump(struct lws_context_per_thread *pt, int i, uint64_t bump); |
| void |
| lws_stats_max(struct lws_context_per_thread *pt, int index, uint64_t val); |
| #else |
| static LWS_INLINE uint64_t lws_stats_bump( |
| struct lws_context_per_thread *pt, int index, uint64_t bump) { |
| (void)pt; (void)index; (void)bump; return 0; } |
| static LWS_INLINE uint64_t lws_stats_max( |
| struct lws_context_per_thread *pt, int index, uint64_t val) { |
| (void)pt; (void)index; (void)val; return 0; } |
| #endif |
| |
| |
| |
| #if defined(LWS_WITH_PEER_LIMITS) |
| void |
| lws_peer_track_wsi_close(struct lws_context *context, struct lws_peer *peer); |
| int |
| lws_peer_confirm_ah_attach_ok(struct lws_context *context, |
| struct lws_peer *peer); |
| void |
| lws_peer_track_ah_detach(struct lws_context *context, struct lws_peer *peer); |
| void |
| lws_peer_cull_peer_wait_list(struct lws_context *context); |
| struct lws_peer * |
| lws_get_or_create_peer(struct lws_vhost *vhost, lws_sockfd_type sockfd); |
| void |
| lws_peer_add_wsi(struct lws_context *context, struct lws_peer *peer, |
| struct lws *wsi); |
| void |
| lws_peer_dump_from_wsi(struct lws *wsi); |
| #endif |
| |
| #ifdef LWS_WITH_HUBBUB |
| hubbub_error |
| html_parser_cb(const hubbub_token *token, void *pw); |
| #endif |
| |
| int |
| lws_threadpool_tsi_context(struct lws_context *context, int tsi); |
| |
| void |
| __lws_wsi_remove_from_sul(struct lws *wsi); |
| |
| void |
| lws_validity_confirmed(struct lws *wsi); |
| void |
| _lws_validity_confirmed_role(struct lws *wsi); |
| |
| int |
| lws_seq_pt_init(struct lws_context_per_thread *pt); |
| |
| int |
| lws_buflist_aware_read(struct lws_context_per_thread *pt, struct lws *wsi, |
| struct lws_tokens *ebuf, char fr, const char *hint); |
| int |
| lws_buflist_aware_finished_consuming(struct lws *wsi, struct lws_tokens *ebuf, |
| int used, int buffered, const char *hint); |
| |
| extern const struct lws_protocols protocol_abs_client_raw_skt, |
| protocol_abs_client_unit_test; |
| |
| void |
| __lws_reset_wsi(struct lws *wsi); |
| |
| void |
| lws_inform_client_conn_fail(struct lws *wsi, void *arg, size_t len); |
| |
| #if defined(LWS_WITH_SYS_ASYNC_DNS) |
| lws_async_dns_server_check_t |
| lws_plat_asyncdns_init(struct lws_context *context, lws_sockaddr46 *sa); |
| int |
| lws_async_dns_init(struct lws_context *context); |
| void |
| lws_async_dns_deinit(lws_async_dns_t *dns); |
| #endif |
| |
| int |
| lws_protocol_init_vhost(struct lws_vhost *vh, int *any); |
| int |
| _lws_generic_transaction_completed_active_conn(struct lws **wsi); |
| |
| #define ACTIVE_CONNS_SOLO 0 |
| #define ACTIVE_CONNS_MUXED 1 |
| #define ACTIVE_CONNS_QUEUED 2 |
| #define ACTIVE_CONNS_FAILED 3 |
| |
| int |
| lws_vhost_active_conns(struct lws *wsi, struct lws **nwsi, const char *adsin); |
| |
| const char * |
| lws_wsi_client_stash_item(struct lws *wsi, int stash_idx, int hdr_idx); |
| |
| int |
| lws_plat_BINDTODEVICE(lws_sockfd_type fd, const char *ifname); |
| |
| int |
| lws_socks5c_ads_server(struct lws_vhost *vh, |
| const struct lws_context_creation_info *info); |
| |
| int |
| lws_socks5c_handle_state(struct lws *wsi, struct lws_pollfd *pollfd, |
| const char **pcce); |
| |
| int |
| lws_socks5c_greet(struct lws *wsi, const char **pcce); |
| |
| enum { |
| LW5CHS_RET_RET0, |
| LW5CHS_RET_BAIL3, |
| LW5CHS_RET_STARTHS, |
| LW5CHS_RET_NOTHING |
| }; |
| |
| #ifdef __cplusplus |
| }; |
| #endif |
| |
| #endif |