// Copyright 2023 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#pragma once

#include <common/types.h>

#define IPV4_BINARY_LENGTH 4
#define IPV6_BINARY_LENGTH 16
#define IPV4_MAX_TEXT_LENGTH 15 /// Does not count tail zero byte.
#define IPV6_MAX_TEXT_LENGTH 39


namespace DB
{
/** Rewritten inet_ntop6 from http://svn.apache.org/repos/asf/apr/apr/trunk/network_io/unix/inet_pton.c
  *  performs significantly faster than the reference implementation due to the absence of sprintf calls,
  *  bounds checking, unnecessary string copying and length calculation.
  */
void formatIPv6(const unsigned char * src, char *& dst, UInt8 zeroed_tail_bytes_count = 0);

} // namespace DB