97 lines
3.4 KiB
C++
97 lines
3.4 KiB
C++
/*
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* nghttp2 - HTTP/2 C Library
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*
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* Copyright (c) 2012 Tatsuhiro Tsujikawa
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef SHRPX_HTTP_H
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#define SHRPX_HTTP_H
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#include "shrpx.h"
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#include <string>
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#include <nghttp2/nghttp2.h>
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#include "shrpx_config.h"
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#include "util.h"
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#include "allocator.h"
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using namespace nghttp2;
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namespace shrpx {
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namespace http {
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StringRef create_error_html(BlockAllocator &balloc, unsigned int status_code);
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template <typename OutputIt>
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OutputIt create_via_header_value(OutputIt dst, int major, int minor) {
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*dst++ = static_cast<char>(major + '0');
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if (major < 2) {
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*dst++ = '.';
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*dst++ = static_cast<char>(minor + '0');
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}
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return util::copy_lit(dst, " nghttpx");
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}
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// Returns generated RFC 7239 Forwarded header field value. The
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// |params| is bitwise-OR of zero or more of shrpx_forwarded_param
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// defined in shrpx_config.h.
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StringRef create_forwarded(BlockAllocator &balloc, int params,
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const StringRef &node_by, const StringRef &node_for,
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const StringRef &host, const StringRef &proto);
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// Adds ANSI color codes to HTTP headers |hdrs|.
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std::string colorizeHeaders(const char *hdrs);
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ssize_t select_padding_callback(nghttp2_session *session,
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const nghttp2_frame *frame, size_t max_payload,
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void *user_data);
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// Creates set-cookie-string for cookie based affinity. If |path| is
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// not empty, "; <path>" is added. If |secure| is true, "; Secure" is
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// added.
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StringRef create_affinity_cookie(BlockAllocator &balloc, const StringRef &name,
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uint32_t affinity_cookie,
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const StringRef &path, bool secure);
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// Returns true if |secure| indicates that Secure attribute should be
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// set.
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bool require_cookie_secure_attribute(SessionAffinityCookieSecure secure,
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const StringRef &scheme);
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// Returns RFC 7838 alt-svc header field value.
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StringRef create_altsvc_header_value(BlockAllocator &balloc,
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const std::vector<AltSvc> &altsvcs);
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// Returns true if either of the following conditions holds:
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// - scheme is https and encrypted is true
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// - scheme is http and encrypted is false
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// Otherwise returns false.
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bool check_http_scheme(const StringRef &scheme, bool encrypted);
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} // namespace http
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} // namespace shrpx
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#endif // SHRPX_HTTP_H
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