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/*
* ngtcp2
*
* Copyright (c) 2019 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 NGTCP2_ADDR_H
#define NGTCP2_ADDR_H
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif /* defined(HAVE_CONFIG_H) */
#include <ngtcp2/ngtcp2.h>
/*
* ngtcp2_addr_copy copies |src| to |dest|. This function assumes
* that dest->addr points to a buffer which have sufficient size to
* store the copy.
*/
void ngtcp2_addr_copy(ngtcp2_addr *dest, const ngtcp2_addr *src);
/**
* @function
*
* `ngtcp2_addr_eq` returns nonzero if |a| equals |b|.
*/
int ngtcp2_addr_eq(const ngtcp2_addr *a, const ngtcp2_addr *b);
/* NGTCP2_ADDR_COMPARE_FLAG_NONE indicates that no flag set. */
#define NGTCP2_ADDR_COMPARE_FLAG_NONE 0x0u
/* NGTCP2_ADDR_COMPARE_FLAG_ADDR indicates IP addresses do not
match. */
#define NGTCP2_ADDR_COMPARE_FLAG_ADDR 0x1u
/* NGTCP2_ADDR_COMPARE_FLAG_PORT indicates ports do not match. */
#define NGTCP2_ADDR_COMPARE_FLAG_PORT 0x2u
/* NGTCP2_ADDR_COMPARE_FLAG_FAMILY indicates address families do not
match. */
#define NGTCP2_ADDR_COMPARE_FLAG_FAMILY 0x4u
/*
* ngtcp2_addr_compare compares address and port between |a| and |b|,
* and returns zero or more of NGTCP2_ADDR_COMPARE_FLAG_*.
*/
uint32_t ngtcp2_addr_compare(const ngtcp2_addr *a, const ngtcp2_addr *b);
/*
* ngtcp2_addr_empty returns nonzero if |addr| has zero length
* address.
*/
int ngtcp2_addr_empty(const ngtcp2_addr *addr);
#endif /* !defined(NGTCP2_ADDR_H) */
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