117 lines
4.6 KiB
C++
117 lines
4.6 KiB
C++
/* Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; version 2 of the License.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software Foundation,
|
|
51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
|
|
|
|
#ifndef COMPATIBILITY_MODULE_INCLUDED
|
|
#define COMPATIBILITY_MODULE_INCLUDED
|
|
|
|
#include "member_version.h"
|
|
|
|
#include <map>
|
|
|
|
/* Possible outcomes when checking inter version compatibility */
|
|
typedef enum st_compatibility_types
|
|
{
|
|
INCOMPATIBLE= 0, //Versions not compatible
|
|
INCOMPATIBLE_LOWER_VERSION, //Versions not compatible, member has lower version
|
|
COMPATIBLE, //Versions compatible
|
|
READ_COMPATIBLE //Member can read but not write
|
|
} Compatibility_type;
|
|
|
|
class Compatibility_module
|
|
{
|
|
public:
|
|
Compatibility_module();
|
|
Compatibility_module(Member_version &local_version);
|
|
|
|
/**
|
|
Returns this member version
|
|
*/
|
|
Member_version& get_local_version();
|
|
|
|
/**
|
|
Set the module local version
|
|
@param local_version the new local version to be set
|
|
*/
|
|
void set_local_version(Member_version &local_version);
|
|
|
|
/**
|
|
Add a incompatibility between the given members.
|
|
@param from The member that is not compatible with 'to'
|
|
@param to The member with which 'from' is not compatible with
|
|
*/
|
|
void add_incompatibility(Member_version &from, Member_version &to);
|
|
|
|
/**
|
|
Add a incompatibility between a range of member versions.
|
|
@param from The member that is not compatible with 'to'
|
|
@param to_min The minimum version with which 'from' is not compatible with
|
|
@param to_max The maximum version with which 'from' is not compatible with
|
|
*/
|
|
void add_incompatibility(Member_version &from,
|
|
Member_version &to_min,
|
|
Member_version &to_max);
|
|
|
|
/**
|
|
Checks if the given version is incompatible with another version.
|
|
@param from The member that may be not compatible with 'to'
|
|
@param to The member with which 'from' may be not compatible with
|
|
@param do_version_check If version compatibility check is needed
|
|
@return the compatibility status
|
|
@retval INCOMPATIBLE The versions are not compatible with each other
|
|
@retval COMPATIBLE The versions are compatible with each other
|
|
@retval READ_COMPATIBLE The version 'from' can only read from 'to'
|
|
*/
|
|
Compatibility_type check_incompatibility(Member_version &from,
|
|
Member_version &to,
|
|
bool do_version_check);
|
|
|
|
/**
|
|
Checks if the given version is incompatible with another version.
|
|
@param from The member that may be not compatible with 'to'
|
|
@param to_min The minimum version with which 'from' is not compatible with
|
|
@param to_max The maximum version with which 'from' is not compatible with
|
|
|
|
@return the compatibility status
|
|
@retval true The version is in the range of the incompatible versions
|
|
@retval false The version is not in the range of the incompatible versions
|
|
*/
|
|
bool check_version_range_incompatibility(Member_version &from,
|
|
unsigned int to_min,
|
|
unsigned int to_max);
|
|
/**
|
|
Checks if the given version is compatible with this member local version.
|
|
@param to The member with which 'from' may be not compatible with
|
|
@param is_lowest_version If to version is lowest in the group
|
|
@return the compatibility status
|
|
@retval INCOMPATIBLE The versions are not compatible with each other
|
|
@retval COMPATIBLE The versions are compatible with each other
|
|
@retval READ_COMPATIBLE The version 'from' can only read from 'to'
|
|
*/
|
|
Compatibility_type check_local_incompatibility(Member_version &to, bool is_lowest_version);
|
|
|
|
virtual ~Compatibility_module();
|
|
|
|
private:
|
|
/*The configured local version*/
|
|
Member_version *local_version;
|
|
/*
|
|
The incompatibility matrix: <version V, version incompatible with Vmin to Vmax>
|
|
*/
|
|
std::multimap<unsigned int, std::pair<unsigned int, unsigned int> > incompatibilities;
|
|
};
|
|
|
|
#endif /* COMPATIBILITY_MODULE_INCLUDED */
|
|
|