| /* Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef __mod_h2__h2_conn_ctx__ |
| #define __mod_h2__h2_conn_ctx__ |
| |
| #include "h2.h" |
| |
| struct h2_session; |
| struct h2_stream; |
| struct h2_mplx; |
| struct h2_bucket_beam; |
| struct h2_response_parser; |
| struct h2_c2_transit; |
| |
| #define H2_PIPE_OUT 0 |
| #define H2_PIPE_IN 1 |
| |
| /** |
| * The h2 module context associated with a connection. |
| * |
| * It keeps track of the different types of connections: |
| * - those from clients that use HTTP/2 protocol |
| * - those from clients that do not use HTTP/2 |
| * - those created by ourself to perform work on HTTP/2 streams |
| */ |
| struct h2_conn_ctx_t { |
| const char *id; /* c*: our identifier of this connection */ |
| server_rec *server; /* c*: httpd server selected. */ |
| const char *protocol; /* c1: the protocol negotiated */ |
| struct h2_session *session; /* c1: the h2 session established */ |
| struct h2_mplx *mplx; /* c2: the multiplexer */ |
| struct h2_c2_transit *transit; /* c2: transit pool and bucket_alloc */ |
| |
| #if !AP_HAS_RESPONSE_BUCKETS |
| int pre_conn_done; /* has pre_connection setup run? */ |
| #endif |
| int stream_id; /* c1: 0, c2: stream id processed */ |
| apr_pool_t *req_pool; /* c2: a c2 child pool for a request */ |
| const struct h2_request *request; /* c2: the request to process */ |
| struct h2_bucket_beam *beam_out; /* c2: data out, created from req_pool */ |
| struct h2_bucket_beam *beam_in; /* c2: data in or NULL, borrowed from request stream */ |
| unsigned int input_chunked; /* c2: if input needs HTTP/1.1 chunking applied */ |
| |
| apr_file_t *pipe_in[2]; /* c2: input produced notification pipe */ |
| apr_pollfd_t pfd; /* c1: poll socket input, c2: NUL */ |
| |
| int has_final_response; /* final HTTP response passed on out */ |
| apr_status_t last_err; /* APR_SUCCES or last error encountered in filters */ |
| |
| /* atomic */ apr_uint32_t started; /* c2: processing was started */ |
| apr_time_t started_at; /* c2: when processing started */ |
| /* atomic */ apr_uint32_t done; /* c2: processing has finished */ |
| apr_time_t done_at; /* c2: when processing was done */ |
| }; |
| typedef struct h2_conn_ctx_t h2_conn_ctx_t; |
| |
| /** |
| * Get the h2 connection context. |
| * @param c the connection to look at |
| * @return h2 context of this connection |
| */ |
| #define h2_conn_ctx_get(c) \ |
| ((c)? (h2_conn_ctx_t*)ap_get_module_config((c)->conn_config, &http2_module) : NULL) |
| |
| /** |
| * Create the h2 connection context. |
| * @param c the connection to create it at |
| * @param s the server in use |
| * @param protocol the protocol selected |
| * @return created h2 context of this connection |
| */ |
| h2_conn_ctx_t *h2_conn_ctx_create_for_c1(conn_rec *c, server_rec *s, const char *protocol); |
| |
| void h2_conn_ctx_assign_session(h2_conn_ctx_t *ctx, struct h2_session *session); |
| |
| apr_status_t h2_conn_ctx_init_for_c2(h2_conn_ctx_t **pctx, conn_rec *c, |
| struct h2_mplx *mplx, struct h2_stream *stream, |
| struct h2_c2_transit *transit); |
| |
| void h2_conn_ctx_detach(conn_rec *c); |
| |
| void h2_conn_ctx_set_timeout(h2_conn_ctx_t *conn_ctx, apr_interval_time_t timeout); |
| |
| #endif /* defined(__mod_h2__h2_conn_ctx__) */ |