1 #ifndef HEADER_CURL_HTTP2_H 2 #define HEADER_CURL_HTTP2_H 3 /*************************************************************************** 4 * _ _ ____ _ 5 * Project ___| | | | _ \| | 6 * / __| | | | |_) | | 7 * | (__| |_| | _ <| |___ 8 * \___|\___/|_| \_\_____| 9 * 10 * Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al. 11 * 12 * This software is licensed as described in the file COPYING, which 13 * you should have received as part of this distribution. The terms 14 * are also available at https://curl.se/docs/copyright.html. 15 * 16 * You may opt to use, copy, modify, merge, publish, distribute and/or sell 17 * copies of the Software, and permit persons to whom the Software is 18 * furnished to do so, under the terms of the COPYING file. 19 * 20 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY 21 * KIND, either express or implied. 22 * 23 * SPDX-License-Identifier: curl 24 * 25 ***************************************************************************/ 26 27 #include "curl_setup.h" 28 29 #ifdef USE_NGHTTP2 30 #include "http.h" 31 32 /* value for MAX_CONCURRENT_STREAMS we use until we get an updated setting 33 from the peer */ 34 #define DEFAULT_MAX_CONCURRENT_STREAMS 100 35 36 /* 37 * Store nghttp2 version info in this buffer. 38 */ 39 void Curl_http2_ver(char *p, size_t len); 40 41 const char *Curl_http2_strerror(uint32_t err); 42 43 CURLcode Curl_http2_request_upgrade(struct dynbuf *req, 44 struct Curl_easy *data); 45 46 /* returns true if the HTTP/2 stream error was HTTP_1_1_REQUIRED */ 47 bool Curl_h2_http_1_1_error(struct Curl_easy *data); 48 49 bool Curl_conn_is_http2(const struct Curl_easy *data, 50 const struct connectdata *conn, 51 int sockindex); 52 bool Curl_cf_is_http2(struct Curl_cfilter *cf, const struct Curl_easy *data); 53 54 bool Curl_http2_may_switch(struct Curl_easy *data, 55 struct connectdata *conn, 56 int sockindex); 57 58 CURLcode Curl_http2_switch(struct Curl_easy *data, 59 struct connectdata *conn, int sockindex); 60 61 CURLcode Curl_http2_switch_at(struct Curl_cfilter *cf, struct Curl_easy *data); 62 63 CURLcode Curl_http2_upgrade(struct Curl_easy *data, 64 struct connectdata *conn, int sockindex, 65 const char *ptr, size_t nread); 66 67 extern struct Curl_cftype Curl_cft_nghttp2; 68 69 #else /* USE_NGHTTP2 */ 70 71 #define Curl_cf_is_http2(a,b) FALSE 72 #define Curl_conn_is_http2(a,b,c) FALSE 73 #define Curl_http2_may_switch(a,b,c) FALSE 74 75 #define Curl_http2_request_upgrade(x,y) CURLE_UNSUPPORTED_PROTOCOL 76 #define Curl_http2_switch(a,b,c) CURLE_UNSUPPORTED_PROTOCOL 77 #define Curl_http2_upgrade(a,b,c,d,e) CURLE_UNSUPPORTED_PROTOCOL 78 #define Curl_h2_http_1_1_error(x) 0 79 #endif 80 81 #endif /* HEADER_CURL_HTTP2_H */ 82