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/* Memory breakpoint interfaces for the remote server for GDB.
Copyright 2002
Free Software Foundation, Inc.
Contributed by MontaVista Software.
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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef MEM_BREAK_H
#define MEM_BREAK_H
/* Breakpoints are opaque. */
/* Create a new breakpoint at WHERE, and call HANDLER when
it is hit. */
void set_breakpoint_at (CORE_ADDR where,
void (*handler) (CORE_ADDR));
/* Create a reinsertion breakpoint at STOP_AT for the breakpoint
currently at STOP_PC (and temporarily remove the breakpoint at
STOP_PC). */
void reinsert_breakpoint_by_bp (CORE_ADDR stop_pc, CORE_ADDR stop_at);
/* Change the status of the breakpoint at WHERE to inserted. */
void reinsert_breakpoint (CORE_ADDR where);
/* Change the status of the breakpoint at WHERE to uninserted. */
void uninsert_breakpoint (CORE_ADDR where);
/* See if any breakpoint claims ownership of STOP_PC. Call the handler for
the breakpoint, if found. */
int check_breakpoints (CORE_ADDR stop_pc);
/* See if any breakpoints shadow the target memory area from MEM_ADDR
to MEM_ADDR + MEM_LEN. Update the data already read from the target
(in BUF) if necessary. */
void check_mem_read (CORE_ADDR mem_addr, char *buf, int mem_len);
/* See if any breakpoints shadow the target memory area from MEM_ADDR
to MEM_ADDR + MEM_LEN. Update the data to be written to the target
(in BUF) if necessary, as well as the original data for any breakpoints. */
void check_mem_write (CORE_ADDR mem_addr, char *buf, int mem_len);
/* Set the byte pattern to insert for memory breakpoints. This function
must be called before any breakpoints are set. */
void set_breakpoint_data (const char *bp_data, int bp_len);
#endif /* MEM_BREAK_H */
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