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57 lines
2.0 KiB
57 lines
2.0 KiB
3 months ago
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/*
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* Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License, version 2.0,
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* as published by the Free Software Foundation.
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*
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* This program is also distributed with certain software (including
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* but not limited to OpenSSL) that is licensed under separate terms,
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* as designated in a particular file or component or in included license
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* documentation. The authors of MySQL hereby grant you an additional
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* permission to link the program and your derivative works with the
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* separately licensed software that they have included with MySQL.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License, version 2.0, for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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@file include/my_hostname.h
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Common definition used by mysys, performance schema and server & client.
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*/
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#ifndef MY_HOSTNAME_INCLUDED
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#define MY_HOSTNAME_INCLUDED
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/*
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Note that this is the actual length available, and that room
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for a trailing '\0' is not included in this size.
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The metadata columns storing hostname use single byte character
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as they are using ASCII character set.
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pre 8.0.17: 60 characters
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*/
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static constexpr int HOSTNAME_LENGTH = 255;
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/*
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Number of characters that a port number can have.
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As per rfc6335 section 6, the range is 0 to 65535.
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*/
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static constexpr int PORTNUMBER_LENGTH = 5;
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/**
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Number of bytes required to hold "hostname:portnumber"
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*/
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static constexpr int HOST_AND_PORT_LENGTH =
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(HOSTNAME_LENGTH + 1 + PORTNUMBER_LENGTH + 1);
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#endif /* MY_HOSTNAME_INCLUDED */
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