efb67858cd
with linux_base-6.1.
232 lines
5.5 KiB
C
232 lines
5.5 KiB
C
/*-
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* Copyright (c) 1999 Marcel Moolenaar
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer
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* in this position and unchanged.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software withough specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/param.h>
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#include <sys/kernel.h>
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#include <sys/systm.h>
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#include <sys/sysctl.h>
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#include <sys/proc.h>
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#include <sys/malloc.h>
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#include <sys/jail.h>
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#include <i386/linux/linux.h>
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#include <i386/linux/linux_mib.h>
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struct linux_prison {
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char pr_osname[LINUX_MAX_UTSNAME];
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char pr_osrelease[LINUX_MAX_UTSNAME];
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int pr_oss_version;
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};
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SYSCTL_NODE(_compat, OID_AUTO, linux, CTLFLAG_RW, 0,
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"Linux mode");
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static char linux_osname[LINUX_MAX_UTSNAME] = "Linux";
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static int
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linux_sysctl_osname SYSCTL_HANDLER_ARGS
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{
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char osname[LINUX_MAX_UTSNAME];
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int error;
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strcpy(osname, linux_get_osname(req->p));
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error = sysctl_handle_string(oidp, osname, LINUX_MAX_UTSNAME, req);
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if (error || req->newptr == NULL)
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return (error);
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error = linux_set_osname(req->p, osname);
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return (error);
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}
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SYSCTL_PROC(_compat_linux, OID_AUTO, osname,
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CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_PRISON,
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0, 0, linux_sysctl_osname, "A",
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"Linux kernel OS name");
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static char linux_osrelease[LINUX_MAX_UTSNAME] = "2.2.12";
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static int
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linux_sysctl_osrelease SYSCTL_HANDLER_ARGS
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{
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char osrelease[LINUX_MAX_UTSNAME];
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int error;
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strcpy(osrelease, linux_get_osrelease(req->p));
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error = sysctl_handle_string(oidp, osrelease, LINUX_MAX_UTSNAME, req);
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if (error || req->newptr == NULL)
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return (error);
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error = linux_set_osrelease(req->p, osrelease);
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return (error);
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}
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SYSCTL_PROC(_compat_linux, OID_AUTO, osrelease,
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CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_PRISON,
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0, 0, linux_sysctl_osrelease, "A",
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"Linux kernel OS release");
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static int linux_oss_version = 0x030600;
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static int
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linux_sysctl_oss_version SYSCTL_HANDLER_ARGS
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{
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int oss_version;
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int error;
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oss_version = linux_get_oss_version(req->p);
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error = sysctl_handle_int(oidp, &oss_version, 0, req);
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if (error || req->newptr == NULL)
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return (error);
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error = linux_set_oss_version(req->p, oss_version);
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return (error);
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}
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SYSCTL_PROC(_compat_linux, OID_AUTO, oss_version,
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CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_PRISON,
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0, 0, linux_sysctl_oss_version, "I",
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"Linux OSS version");
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static struct linux_prison *
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get_prison(struct proc *p)
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{
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register struct prison *pr;
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register struct linux_prison *lpr;
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pr = p->p_prison;
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if (pr == NULL)
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return (NULL);
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if (pr->pr_linux == NULL) {
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MALLOC(lpr, struct linux_prison *, sizeof *lpr,
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M_PRISON, M_WAITOK);
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bzero((caddr_t)lpr, sizeof *lpr);
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pr->pr_linux = lpr;
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}
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return (pr->pr_linux);
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}
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char *
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linux_get_osname(p)
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struct proc *p;
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{
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register struct prison *pr;
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register struct linux_prison *lpr;
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pr = p->p_prison;
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if (pr != NULL && pr->pr_linux != NULL) {
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lpr = pr->pr_linux;
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if (lpr->pr_osname[0])
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return (lpr->pr_osname);
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}
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return (linux_osname);
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}
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int
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linux_set_osname(p, osname)
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struct proc *p;
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char *osname;
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{
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register struct linux_prison *lpr;
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lpr = get_prison(p);
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if (lpr != NULL)
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strcpy(lpr->pr_osname, osname);
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else
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strcpy(linux_osname, osname);
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return (0);
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}
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char *
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linux_get_osrelease(p)
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struct proc *p;
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{
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register struct prison *pr;
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register struct linux_prison *lpr;
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pr = p->p_prison;
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if (pr != NULL && pr->pr_linux != NULL) {
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lpr = pr->pr_linux;
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if (lpr->pr_osrelease[0])
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return (lpr->pr_osrelease);
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}
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return (linux_osrelease);
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}
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int
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linux_set_osrelease(p, osrelease)
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struct proc *p;
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char *osrelease;
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{
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register struct linux_prison *lpr;
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lpr = get_prison(p);
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if (lpr != NULL)
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strcpy(lpr->pr_osrelease, osrelease);
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else
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strcpy(linux_osrelease, osrelease);
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return (0);
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}
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int
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linux_get_oss_version(p)
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struct proc *p;
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{
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register struct prison *pr;
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register struct linux_prison *lpr;
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pr = p->p_prison;
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if (pr != NULL && pr->pr_linux != NULL) {
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lpr = pr->pr_linux;
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if (lpr->pr_oss_version)
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return (lpr->pr_oss_version);
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}
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return (linux_oss_version);
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}
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int
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linux_set_oss_version(p, oss_version)
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struct proc *p;
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int oss_version;
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{
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register struct linux_prison *lpr;
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lpr = get_prison(p);
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if (lpr != NULL)
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lpr->pr_oss_version = oss_version;
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else
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linux_oss_version = oss_version;
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return (0);
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}
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