2 * Mach Operating System
3 * Copyright (c) 1991,1990 Carnegie Mellon University
6 * Permission to use, copy, modify and distribute this software and its
7 * documentation is hereby granted, provided that both the copyright
8 * notice and this permission notice appear in all copies of the
9 * software, derivative works or modified versions, and any portions
10 * thereof, and that both notices appear in supporting documentation.
12 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
13 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
14 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
16 * Carnegie Mellon requests users of this software to return to
18 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
19 * School of Computer Science
20 * Carnegie Mellon University
21 * Pittsburgh PA 15213-3890
23 * any improvements or extensions that they make and grant Carnegie the
24 * rights to redistribute these changes.
26 * $FreeBSD: src/sys/ddb/db_write_cmd.c,v 1.13 1999/08/28 00:41:12 peter Exp $
27 * $DragonFly: src/sys/ddb/db_write_cmd.c,v 1.3 2003/07/26 14:18:51 rob Exp $
31 * Author: David B. Golub, Carnegie Mellon University
35 #include <sys/param.h>
38 #include <ddb/db_access.h>
39 #include <ddb/db_command.h>
40 #include <ddb/db_sym.h>
47 db_write_cmd(address
, have_addr
, count
, modif
)
57 boolean_t wrote_one
= FALSE
;
59 addr
= (db_addr_t
) address
;
73 db_error("Unknown size\n");
77 while (db_expression(&new_value
)) {
78 old_value
= db_get_value(addr
, size
, FALSE
);
79 db_printsym(addr
, DB_STGY_ANY
);
80 db_printf("\t\t%#8lr\t=\t%#8lr\n", (long)old_value
,(long)new_value
);
81 db_put_value(addr
, size
, new_value
);
88 db_error("Nothing written.\n");
91 db_prev
= addr
- size
;