2 * SPDX-License-Identifier: BSD-3-Clause
4 * Copyright (c) 1993 Jan-Simon Pendry
5 * Copyright (c) 1993 Sean Eric Fagan
7 * The Regents of the University of California. All rights reserved.
9 * This code is derived from software contributed to Berkeley by
10 * Jan-Simon Pendry and Sean Eric Fagan.
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 * 3. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 * @(#)procfs_mem.c 8.5 (Berkeley) 6/15/94
41 #include <sys/param.h>
43 #include <sys/mutex.h>
45 #include <sys/ptrace.h>
46 #include <sys/systm.h>
49 #include <fs/pseudofs/pseudofs.h>
50 #include <fs/procfs/procfs.h>
53 * Copy data in and out of the target process.
54 * We do this by mapping the process's page into
55 * the kernel and then doing a uiomove direct
56 * from the kernel address space.
59 procfs_doprocmem(PFS_FILL_ARGS)
63 if (uio->uio_resid == 0)
67 error = p_candebug(td, p);
70 error = proc_rwmem(p, uio);