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https://git.code.sf.net/p/fuse-emulator/fuse
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108 lines
3.1 KiB
C
108 lines
3.1 KiB
C
/* debugger.h: Fuse's monitor/debugger
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Copyright (c) 2002 Philip Kendall
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$Id$
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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 as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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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 for more details.
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Author contact information:
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E-mail: pak21-fuse@srcf.ucam.org
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Postal address: 15 Crescent Road, Wokingham, Berks, RG40 2DB, England
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*/
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#ifndef FUSE_DEBUGGER_H
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#define FUSE_DEBUGGER_H
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#include <stdlib.h>
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#ifdef HAVE_LIB_GLIB
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#include <glib.h>
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#else /* #ifdef HAVE_LIB_GLIB */
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#include <libspectrum.h> /* Use libspectrum's replacement */
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#endif /* #ifdef HAVE_LIB_GLIB */
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#ifndef FUSE_TYPES_H
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#include "types.h"
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#endif
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/* The current state of the debugger */
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enum debugger_mode_t
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{
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DEBUGGER_MODE_INACTIVE, /* No breakpoint set */
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DEBUGGER_MODE_ACTIVE, /* Breakpoint set, but emulator running */
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DEBUGGER_MODE_HALTED, /* Execution not happening */
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};
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extern enum debugger_mode_t debugger_mode;
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/* Types of breakpoint */
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typedef enum debugger_breakpoint_type {
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DEBUGGER_BREAKPOINT_TYPE_EXECUTE,
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DEBUGGER_BREAKPOINT_TYPE_READ,
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DEBUGGER_BREAKPOINT_TYPE_WRITE,
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DEBUGGER_BREAKPOINT_TYPE_PORT_READ,
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DEBUGGER_BREAKPOINT_TYPE_PORT_WRITE,
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} debugger_breakpoint_type;
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extern const char *debugger_breakpoint_type_text[];
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/* Lifetime of a breakpoint */
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typedef enum debugger_breakpoint_life {
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DEBUGGER_BREAKPOINT_LIFE_PERMANENT,
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DEBUGGER_BREAKPOINT_LIFE_ONESHOT,
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} debugger_breakpoint_life;
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extern const char *debugger_breakpoint_life_text[];
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/* The breakpoint structure */
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typedef struct debugger_breakpoint {
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size_t id;
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enum debugger_breakpoint_type type;
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WORD value;
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size_t ignore; /* Ignore this breakpoint this many times */
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enum debugger_breakpoint_life life;
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} debugger_breakpoint;
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/* The current breakpoints */
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extern GSList *debugger_breakpoints;
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/* Which base should we display things in */
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extern int debugger_output_base;
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int debugger_init( void );
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int debugger_reset( void );
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int debugger_end( void );
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int debugger_check( debugger_breakpoint_type type, WORD value );
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int debugger_trap( void ); /* Activate the debugger */
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int debugger_step( void ); /* Single step */
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int debugger_next( void ); /* Go to next instruction, ignoring CALL etc */
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int debugger_run( void ); /* Set debugger_mode so that emulation will occur */
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/* Disassemble the instruction at 'address', returning its length in
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'*length' */
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void debugger_disassemble( char *buffer, size_t buflen, size_t *length,
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WORD address );
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/* Evaluate a debugger command */
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int debugger_command_evaluate( const char *command );
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#endif /* #ifndef FUSE_DEBUGGER_H */
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