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entity.h
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entity.h
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#ifndef __entity_H
#define __entity_H
/*
* Copyright (c) 2011 Stephen Williams (steve@icarus.com)
*
* This source code is free software; you can redistribute it
* and/or modify it in source code form under the terms of the GNU
* General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* 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, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
# include <map>
# include <vector>
# include "StringHeap.h"
# include "LineInfo.h"
typedef enum { PORT_NONE=0, PORT_IN, PORT_OUT } port_mode_t;
class InterfacePort : public LineInfo {
public:
// Port direction from the source code.
port_mode_t mode;
// Name of the port from the source code
perm_string name;
// Name of interface type as given in the source code.
perm_string type_name;
};
class Entity : public LineInfo {
public:
int elaborate();
public:
perm_string name;
std::vector<InterfacePort*> ports;
};
/*
* As the parser parses entities, it puts them into this map. It uses
* a map because sometimes it needs to look back at an entity by name.
*/
extern std::map<perm_string,Entity*> design_entities;
/*
* Elaborate the collected entities, and return the number of
* elaboration errors.
*/
extern int elaborate_entities(void);
/*
* Use this function to dump a description of the design entities to a
* file. This is for debug, not for any useful purpose.
*/
extern void dump_design_entities(const char*path);
#endif