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ebfc28a037
Signed-off-by: James M Snell <jasnell@gmail.com> PR-URL: https://github.com/nodejs/node/pull/59249 Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
74 lines
2.8 KiB
C
74 lines
2.8 KiB
C
/*
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* nghttp3
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*
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* Copyright (c) 2025 nghttp3 contributors
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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 NGHTTP3_CALLBACKS_H
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#define NGHTTP3_CALLBACKS_H
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif /* defined(HAVE_CONFIG_H) */
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#include <nghttp3/nghttp3.h>
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/*
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* nghttp3_callbacks_convert_to_latest converts |src| of version
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* |callbacks_version| to the latest version
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* NGHTTP3_CALLBACKS_VERSION.
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*
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* |dest| must point to the latest version. |src| may be the older
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* version, and if so, it may have fewer fields. Accessing those
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* fields causes undefined behavior.
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*
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* If |callbacks_version| == NGHTTP3_CALLBACKS_VERSION, no conversion
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* is made, and |src| is returned. Otherwise, first |dest| is
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* zero-initialized, and then all valid fields in |src| are copied
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* into |dest|. Finally, |dest| is returned.
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*/
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const nghttp3_callbacks *nghttp3_callbacks_convert_to_latest(
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nghttp3_callbacks *dest, int callbacks_version, const nghttp3_callbacks *src);
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/*
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* nghttp3_callbacks_convert_to_old converts |src| of the latest
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* version to |dest| of version |callbacks_version|.
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*
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* |callbacks_version| must not be the latest version
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* NGHTTP3_CALLBACKS_VERSION.
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*
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* |dest| points to the older version, and it may have fewer fields.
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* Accessing those fields causes undefined behavior.
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*
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* This function copies all valid fields in version
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* |callbacks_version| from |src| to |dest|.
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*/
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void nghttp3_callbacks_convert_to_old(int callbacks_version,
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nghttp3_callbacks *dest,
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const nghttp3_callbacks *src);
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/*
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* nghttp3_callbackslen_version returns the effective length of
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* nghttp3_callbacks at the version |callbacks_version|.
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*/
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size_t nghttp3_callbackslen_version(int callbacks_version);
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#endif /* !defined(NGHTTP3_CALLBACKS_H) */
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