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procfs.c
(5.68 KB)
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procfs.h
(2.54 KB)
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procfs_dbregs.c
(3.94 KB)
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procfs_fpregs.c
(3.73 KB)
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procfs_map.c
(6.62 KB)
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procfs_mem.c
(2.45 KB)
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procfs_note.c
(2.07 KB)
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procfs_osrel.c
(2.24 KB)
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procfs_regs.c
(3.71 KB)
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procfs_rlimit.c
(3.23 KB)
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procfs_status.c
(5.31 KB)
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procfs_type.c
(2.17 KB)
Editing: procfs_mem.c
/*- * SPDX-License-Identifier: BSD-3-Clause * * Copyright (c) 1993 Jan-Simon Pendry * Copyright (c) 1993 Sean Eric Fagan * Copyright (c) 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * Jan-Simon Pendry and Sean Eric Fagan. * * 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 REGENTS 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 REGENTS 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. * * @(#)procfs_mem.c 8.5 (Berkeley) 6/15/94 * * $FreeBSD$ */ #include <sys/param.h> #include <sys/lock.h> #include <sys/mutex.h> #include <sys/proc.h> #include <sys/ptrace.h> #include <sys/systm.h> #include <sys/uio.h> #include <fs/pseudofs/pseudofs.h> #include <fs/procfs/procfs.h> /* * Copy data in and out of the target process. * We do this by mapping the process's page into * the kernel and then doing a uiomove direct * from the kernel address space. */ int procfs_doprocmem(PFS_FILL_ARGS) { int error; if (uio->uio_resid == 0) return (0); PROC_LOCK(p); error = p_candebug(td, p); PROC_UNLOCK(p); if (error == 0) error = proc_rwmem(p, uio); return (error); }
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