1 /* $NetBSD: db_command.h,v 1.17 2000/05/26 03:34:31 jhawk Exp $ */ 2 3 /* 4 * Mach Operating System 5 * Copyright (c) 1991,1990 Carnegie Mellon University 6 * All Rights Reserved. 7 * 8 * Permission to use, copy, modify and distribute this software and its 9 * documentation is hereby granted, provided that both the copyright 10 * notice and this permission notice appear in all copies of the 11 * software, derivative works or modified versions, and any portions 12 * thereof, and that both notices appear in supporting documentation. 13 * 14 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 15 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 16 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 17 * 18 * Carnegie Mellon requests users of this software to return to 19 * 20 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 21 * School of Computer Science 22 * Carnegie Mellon University 23 * Pittsburgh PA 15213-3890 24 * 25 * any improvements or extensions that they make and grant Carnegie the 26 * rights to redistribute these changes. 27 * 28 * Author: David B. Golub, Carnegie Mellon University 29 * Date: 7/90 30 */ 31 32 /* 33 * Command loop declarations. 34 */ 35 void db_skip_to_eol __P((void)); 36 struct db_command; 37 int db_cmd_search __P((char *, struct db_command *, struct db_command **)); 38 void db_cmd_list __P((struct db_command *)); 39 void db_command __P((struct db_command **, struct db_command *)); 40 void db_map_print_cmd __P((db_expr_t, int, db_expr_t, char *)); 41 void db_object_print_cmd __P((db_expr_t, int, db_expr_t, char *)); 42 void db_page_print_cmd __P((db_expr_t, int, db_expr_t, char *)); 43 void db_buf_print_cmd __P((db_expr_t, int, db_expr_t, char *)); 44 void db_vnode_print_cmd __P((db_expr_t, int, db_expr_t, char *)); 45 void db_pool_print_cmd __P((db_expr_t, int, db_expr_t, char *)); 46 void db_machine_commands_install __P((struct db_command *)); 47 void db_command_loop __P((void)); 48 void db_error __P((char *)); 49 void db_fncall __P((db_expr_t, int, db_expr_t, char *)); 50 void db_reboot_cmd __P((db_expr_t, int, db_expr_t, char *)); 51 void db_sifting_cmd __P((db_expr_t, int, db_expr_t, char *)); 52 void db_stack_trace_cmd __P((db_expr_t, int, db_expr_t, char *)); 53 void db_sync_cmd __P((db_expr_t, int, db_expr_t, char *)); 54 55 db_addr_t db_dot; /* current location */ 56 db_addr_t db_last_addr; /* last explicit address typed */ 57 db_addr_t db_prev; /* last address examined 58 or written */ 59 db_addr_t db_next; /* next address to be examined 60 or written */ 61 62 /* 63 * Command table 64 */ 65 struct db_command { 66 char *name; /* command name */ 67 /* function to call */ 68 void (*fcn) __P((db_expr_t, int, db_expr_t, char *)); 69 int flag; /* extra info: */ 70 #define CS_OWN 0x1 /* non-standard syntax */ 71 #define CS_MORE 0x2 /* standard syntax, but may have other 72 words at end */ 73 #define CS_SET_DOT 0x100 /* set dot after command */ 74 struct db_command *more; /* another level of command */ 75 }; 76