init repo.

third_party/curl/lib/http2.h

@@ -0,0 +1,77 @@
+#ifndef HEADER_CURL_HTTP2_H
+#define HEADER_CURL_HTTP2_H
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 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.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.
+ *
+ * SPDX-License-Identifier: curl
+ *
+ ***************************************************************************/
+
+#include "curl_setup.h"
+
+#ifdef USE_NGHTTP2
+#include "http.h"
+
+/* value for MAX_CONCURRENT_STREAMS we use until we get an updated setting
+   from the peer */
+#define DEFAULT_MAX_CONCURRENT_STREAMS 100
+
+/*
+ * Store nghttp2 version info in this buffer.
+ */
+void Curl_http2_ver(char *p, size_t len);
+
+CURLcode Curl_http2_request_upgrade(struct dynbuf *req,
+                                    struct Curl_easy *data);
+
+/* returns true if the HTTP/2 stream error was HTTP_1_1_REQUIRED */
+bool Curl_h2_http_1_1_error(struct Curl_easy *data);
+
+bool Curl_conn_is_http2(const struct Curl_easy *data,
+                        const struct connectdata *conn,
+                        int sockindex);
+bool Curl_http2_may_switch(struct Curl_easy *data,
+                           struct connectdata *conn,
+                           int sockindex);
+
+CURLcode Curl_http2_switch(struct Curl_easy *data,
+                           struct connectdata *conn, int sockindex);
+
+CURLcode Curl_http2_switch_at(struct Curl_cfilter *cf, struct Curl_easy *data);
+
+CURLcode Curl_http2_upgrade(struct Curl_easy *data,
+                            struct connectdata *conn, int sockindex,
+                            const char *ptr, size_t nread);
+
+extern struct Curl_cftype Curl_cft_nghttp2;
+
+#else /* USE_NGHTTP2 */
+
+#define Curl_cf_is_http2(a,b) FALSE
+#define Curl_conn_is_http2(a,b,c) FALSE
+#define Curl_http2_may_switch(a,b,c) FALSE
+
+#define Curl_http2_request_upgrade(x,y) CURLE_UNSUPPORTED_PROTOCOL
+#define Curl_http2_switch(a,b,c)        CURLE_UNSUPPORTED_PROTOCOL
+#define Curl_http2_upgrade(a,b,c,d,e)   CURLE_UNSUPPORTED_PROTOCOL
+#define Curl_h2_http_1_1_error(x) 0
+#endif
+
+#endif /* HEADER_CURL_HTTP2_H */