/* httpd_h2.h -HTTP/2 support functions
*
* Copyright (c) 1994-2018 Carnegie Mellon University. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The name "Carnegie Mellon University" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For permission or any legal
* details, please contact
* Carnegie Mellon University
* Center for Technology Transfer and Enterprise Creation
* 4615 Forbes Avenue
* Suite 302
* Pittsburgh, PA 15213
* (412) 268-7393, fax: (412) 268-7395
* innovation@andrew.cmu.edu
*
* 4. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by Computing Services
* at Carnegie Mellon University (http://www.cmu.edu/computing/)."
*
* CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#ifndef HTTPD_H2_H
#define HTTPD_H2_H
#include <config.h>
#ifdef HAVE_NGHTTP2
#include <nghttp2/nghttp2.h>
#else /* !HAVE_NGHTTP2 */
#define NGHTTP2_CLEARTEXT_PROTO_VERSION_ID ""
#endif /* HAVE_NGHTTP2 */
#ifndef HAVE_SSL
#define SSL void
#endif
#include "md5.h"
extern int (*alpn_select_cb)(SSL *ssl,
const unsigned char **out, unsigned char *outlen,
const unsigned char *in, unsigned int inlen,
void *arg);
extern void http2_init(struct buf *serverinfo);
extern int http2_enabled();
extern void http2_done();
extern int http2_preface(struct http_connection *conn);
extern int http2_start_session(struct transaction_t *txn,
struct http_connection *conn);
extern void http2_end_session(void *http2_ctx);
extern void http2_output(struct transaction_t *txn);
extern void http2_input(struct transaction_t *txn);
extern void http2_begin_headers(struct transaction_t *txn);
extern void http2_add_header(struct transaction_t *txn,
const char *name, struct buf *value);
extern int http2_end_headers(struct transaction_t *txn, long code);
extern int http2_data_chunk(struct transaction_t *txn,
const char *data, unsigned datalen,
int last_chunk, MD5_CTX *md5ctx);
extern int32_t http2_get_streamid(void *http2_strm);
extern void http2_end_stream(void *http2_strm);
#endif /* HTTPD_H2_H */