curl/lib/altsvc.h
Daniel Stenberg 69b3ff5118
alt-svc: add protocol version selection masking
So that users can mask in/out specific HTTP versions when Alt-Svc is
used.

 - Removed "h2c" and updated test case accordingly
 - Changed how the altsvc struct is laid out
 - Added ifdefs to make the unittest run even in a quiche-tree

Closes #4201
2019-08-08 09:10:29 +02:00

79 lines
2.7 KiB
C

#ifndef HEADER_CURL_ALTSVC_H
#define HEADER_CURL_ALTSVC_H
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at https://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
***************************************************************************/
#include "curl_setup.h"
#if !defined(CURL_DISABLE_HTTP) && defined(USE_ALTSVC)
#include <curl/curl.h>
#include "llist.h"
enum alpnid {
ALPN_none = 0,
ALPN_h1 = CURLALTSVC_H1,
ALPN_h2 = CURLALTSVC_H2,
ALPN_h3 = CURLALTSVC_H3
};
struct althost {
char *host;
unsigned short port;
enum alpnid alpnid;
};
struct altsvc {
struct althost src;
struct althost dst;
time_t expires;
bool persist;
int prio;
struct curl_llist_element node;
};
struct altsvcinfo {
char *filename;
struct curl_llist list; /* list of entries */
size_t num; /* number of alt-svc entries */
long flags; /* the publicly set bitmask */
};
const char *Curl_alpnid2str(enum alpnid id);
struct altsvcinfo *Curl_altsvc_init(void);
CURLcode Curl_altsvc_load(struct altsvcinfo *asi, const char *file);
CURLcode Curl_altsvc_save(struct altsvcinfo *asi, const char *file);
CURLcode Curl_altsvc_ctrl(struct altsvcinfo *asi, const long ctrl);
void Curl_altsvc_cleanup(struct altsvcinfo *altsvc);
CURLcode Curl_altsvc_parse(struct Curl_easy *data,
struct altsvcinfo *altsvc, const char *value,
enum alpnid srcalpn, const char *srchost,
unsigned short srcport);
bool Curl_altsvc_lookup(struct altsvcinfo *asi,
enum alpnid srcalpnid, const char *srchost,
int srcport,
struct altsvc **dstentry,
int versions); /* one or more CURLALTSVC_H* bits */
#else
/* disabled */
#define Curl_altsvc_save(a,b)
#endif /* CURL_DISABLE_HTTP || USE_ALTSVC */
#endif /* HEADER_CURL_ALTSVC_H */