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[deliverable/binutils-gdb.git] / gdb / dcache.h

/* Declarations for caching.  Typically used by remote back ends for
   caching remote memory.

   Copyright (C) 1992, 1993, 1995, 1999, 2000, 2001
   Free Software Foundation, Inc.

   This file is part of GDB.

   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; 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., 51 Franklin Street, Fifth Floor,
   Boston, MA 02110-1301, USA.  */

#ifndef DCACHE_H
#define DCACHE_H

typedef struct dcache_struct DCACHE;

/* Invalidate DCACHE. */
void dcache_invalidate (DCACHE *dcache);

/* Initialize DCACHE. */
DCACHE *dcache_init (void);

/* Free a DCACHE */
void dcache_free (DCACHE *);

/* Simple to call from <remote>_xfer_memory */

int dcache_xfer_memory (DCACHE *cache, CORE_ADDR mem, gdb_byte *my,
			int len, int should_write);

#endif /* DCACHE_H */