/*- * Copyright (c) 1993, Garrett A. Wollman. * Copyright (c) 1993, University of Vermont and State Agricultural College. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD: src/sys/ddb/ddb.h,v 1.24.2.2 2002/08/30 22:27:49 gibbs Exp $ * $DragonFly: src/sys/ddb/ddb.h,v 1.6 2003/11/08 03:06:53 dillon Exp $ */ /* * Necessary declarations for the `ddb' kernel debugger. */ #ifndef _DDB_DDB_H_ #define _DDB_DDB_H_ #include #include /* type definitions */ typedef void db_cmdfcn_t (db_expr_t addr, boolean_t have_addr, db_expr_t count, char *modif); #define DB_COMMAND(cmd_name, func_name) \ DB_SET(cmd_name, func_name, db_cmd_set, 0, NULL) #define DB_SHOW_COMMAND(cmd_name, func_name) \ DB_SET(cmd_name, func_name, db_show_cmd_set, 0, NULL) #define DB_SET(cmd_name, func_name, set, flag, more) \ static db_cmdfcn_t func_name; \ \ static const struct command __CONCAT(func_name,_cmd) = { \ __STRING(cmd_name), \ func_name, \ flag, \ more \ }; \ TEXT_SET(set, __CONCAT(func_name,_cmd)); \ \ static void \ func_name(addr, have_addr, count, modif) \ db_expr_t addr; \ boolean_t have_addr; \ db_expr_t count; \ char *modif; extern char *esym; extern db_expr_t db_maxoff; extern int db_active; extern int db_indent; extern int db_inst_count; extern int db_load_count; extern int debugger_on_panic; extern int db_store_count; extern db_expr_t db_radix; extern db_expr_t db_max_width; extern db_expr_t db_tab_stop_width; struct vm_map; void db_check_interrupt (void); void db_clear_watchpoints (void); db_addr_t db_disasm (db_addr_t loc, boolean_t altfmt, db_regs_t *regs); /* instruction disassembler */ void db_error (char *s); int db_expression (db_expr_t *valuep); int db_get_variable (db_expr_t *valuep); void db_iprintf (const char *,...) __printflike(1, 2); struct vm_map *db_map_addr (vm_offset_t); boolean_t db_map_current (struct vm_map *); boolean_t db_map_equal (struct vm_map *, struct vm_map *); void db_print_loc_and_inst (db_addr_t loc, db_regs_t *regs); void db_printf (const char *fmt, ...) __printflike(1, 2); void db_read_bytes (vm_offset_t addr, size_t size, char *data); /* machine-dependent */ int db_readline (char *lstart, int lsize); void db_restart_at_pc (boolean_t watchpt); void db_set_watchpoints (void); void db_skip_to_eol (void); boolean_t db_stop_at_pc (boolean_t *is_breakpoint); #define db_strcpy strcpy void db_trap (int type, int code); int db_value_of_name (const char *name, db_expr_t *valuep); void db_write_bytes (vm_offset_t addr, size_t size, char *data); /* machine-dependent */ void kdb_init (void); db_cmdfcn_t db_breakpoint_cmd; db_cmdfcn_t db_continue_cmd; db_cmdfcn_t db_delete_cmd; db_cmdfcn_t db_deletehwatch_cmd; db_cmdfcn_t db_deletewatch_cmd; db_cmdfcn_t db_examine_cmd; db_cmdfcn_t db_hwatchpoint_cmd; db_cmdfcn_t db_listbreak_cmd; db_cmdfcn_t db_print_cmd; db_cmdfcn_t db_ps; db_cmdfcn_t db_search_cmd; db_cmdfcn_t db_set_cmd; db_cmdfcn_t db_show_regs; db_cmdfcn_t db_single_step_cmd; db_cmdfcn_t db_stack_trace_cmd; db_cmdfcn_t db_trace_until_call_cmd; db_cmdfcn_t db_trace_until_matching_cmd; db_cmdfcn_t db_watchpoint_cmd; db_cmdfcn_t db_write_cmd; #if 0 db_cmdfcn_t db_help_cmd; db_cmdfcn_t db_show_all_threads; db_cmdfcn_t db_show_one_thread; db_cmdfcn_t ipc_port_print; db_cmdfcn_t vm_page_print; #endif /* * Print backtrace. (Machine-Dependant) */ void db_print_backtrace(void); /* * Command table. */ struct command { char * name; /* command name */ db_cmdfcn_t *fcn; /* function to call */ int flag; /* extra info: */ #define CS_OWN 0x1 /* non-standard syntax */ #define CS_MORE 0x2 /* standard syntax, but may have other words * at end */ #define CS_SET_DOT 0x100 /* set dot after command */ struct command *more; /* another level of command */ }; /* XXX: UGLY hack */ #ifdef CN_DEAD /* * Routines to support GDB on an sio port. */ extern dev_t gdbdev; extern cn_getc_t *gdb_getc; extern cn_putc_t *gdb_putc; #endif #endif /* !_DDB_DDB_H_ */