node/deps/ngtcp2/nghttp3/lib/nghttp3_macro.h

52 lines
1.9 KiB
C

/*
* nghttp3
*
* Copyright (c) 2019 nghttp3 contributors
* Copyright (c) 2017 ngtcp2 contributors
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef NGHTTP3_MACRO_H
#define NGHTTP3_MACRO_H
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif /* HAVE_CONFIG_H */
#include <stddef.h>
#include <nghttp3/nghttp3.h>
#define nghttp3_min(A, B) ((A) < (B) ? (A) : (B))
#define nghttp3_max(A, B) ((A) > (B) ? (A) : (B))
#define nghttp3_struct_of(ptr, type, member) \
((type *)(void *)((char *)(ptr)-offsetof(type, member)))
#define nghttp3_arraylen(A) (sizeof(A) / sizeof(*(A)))
#define lstreq(A, B, N) ((sizeof((A)) - 1) == (N) && memcmp((A), (B), (N)) == 0)
/* NGHTTP3_MAX_VARINT` is the maximum value which can be encoded in
variable-length integer encoding. */
#define NGHTTP3_MAX_VARINT ((1ULL << 62) - 1)
#endif /* NGHTTP3_MACRO_H */