*
* @APPLE_LICENSE_HEADER_START@
*
- * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
+ * The contents of this file constitute Original Code as defined in and
+ * are subject to the Apple Public Source License Version 1.1 (the
+ * "License"). You may not use this file except in compliance with the
+ * License. Please obtain a copy of the License at
+ * http://www.apple.com/publicsource and read it before using this file.
*
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
- *
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * This Original Code and all software distributed under the License are
+ * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
+ * License for the specific language governing rights and limitations
+ * under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
#include <sys/kernel.h>
#include <sys/sysctl.h>
#include <sys/malloc.h>
-#include <sys/proc.h>
+#include <sys/proc_internal.h>
#include <sys/systm.h>
+#include <bsm/audit_kernel.h>
+
/*
struct sysctl_oid_list sysctl__debug_children;
struct sysctl_oid_list sysctl__kern_children;
*/
extern struct sysctl_oid *newsysctl_list[];
+extern struct sysctl_oid *machdep_sysctl_list[];
static void
void sysctl_register_fixed()
{
- int i = 0;
+ int i;
-
- while (newsysctl_list[i]) {
-/* printf("Registering %d\n", i); */
- sysctl_register_oid(newsysctl_list[i++]);
+ for (i=0; newsysctl_list[i]; i++) {
+ sysctl_register_oid(newsysctl_list[i]);
+ }
+ for (i=0; machdep_sysctl_list[i]; i++) {
+ sysctl_register_oid(machdep_sysctl_list[i]);
}
}
int error = 0;
struct sysctl_oid *oid;
struct sysctl_oid_list *lsp = &sysctl__children, *lsp2;
- char buf[10];
+ char tempbuf[10];
while (namelen) {
if (!lsp) {
- snprintf(buf,sizeof(buf),"%d",*name);
+ snprintf(tempbuf,sizeof(tempbuf),"%d",*name);
if (req->oldidx)
error = SYSCTL_OUT(req, ".", 1);
if (!error)
- error = SYSCTL_OUT(req, buf, strlen(buf));
+ error = SYSCTL_OUT(req, tempbuf, strlen(tempbuf));
if (error)
return (error);
namelen--;
if (req->newlen >= MAXPATHLEN) /* XXX arbitrary, undocumented */
return (ENAMETOOLONG);
- p = _MALLOC(req->newlen+1, M_TEMP, M_WAITOK);
-
+ MALLOC(p, char *,req->newlen+1, M_TEMP, M_WAITOK);
if (!p)
return ENOMEM;
return (error);
}
-SYSCTL_PROC(_sysctl, 3, name2oid, CTLFLAG_RW|CTLFLAG_ANYBODY, 0, 0,
+SYSCTL_PROC(_sysctl, 3, name2oid, CTLFLAG_RW|CTLFLAG_ANYBODY|CTLFLAG_KERN, 0, 0,
sysctl_sysctl_name2oid, "I", "");
static int
error = EPERM;
else
error = SYSCTL_IN(req, arg1, sizeof(int));
+
+ if (error == 0)
+ AUDIT_ARG(value, *(int *)arg1);
return (error);
}
sysctl_old_kernel(struct sysctl_req *req, const void *p, size_t l)
{
size_t i = 0;
- int error = 0;
if (req->oldptr) {
i = l;
if (i > req->oldlen - req->oldidx)
i = req->oldlen - req->oldidx;
if (i > 0)
- bcopy((void*)p, (char *)req->oldptr + req->oldidx, i);
+ bcopy((void*)p, CAST_DOWN(char *, (req->oldptr + req->oldidx)), i);
}
req->oldidx += l;
if (req->oldptr && i != l)
return 0;
if (req->newlen - req->newidx < l)
return (EINVAL);
- bcopy((char *)req->newptr + req->newidx, p, l);
+ bcopy(CAST_DOWN(char *, (req->newptr + req->newidx)), p, l);
req->newidx += l;
return (0);
}
if (oldlenp)
req.oldlen = *oldlenp;
if (old)
- req.oldptr= old;
+ req.oldptr = CAST_USER_ADDR_T(old);
if (newlen) {
req.newlen = newlen;
- req.newptr = new;
+ req.newptr = CAST_USER_ADDR_T(new);
}
req.oldfunc = sysctl_old_kernel;
req.newfunc = sysctl_new_kernel;
/* unlock memory if required */
if (req.lock == 2)
- vsunlock(req.oldptr, req.oldlen, B_WRITE);
+ vsunlock(req.oldptr, (user_size_t)req.oldlen, B_WRITE);
memlock.sl_lock = 0;
if (i > req->oldlen - req->oldidx)
i = req->oldlen - req->oldidx;
if (i > 0)
- error = copyout((void*)p, (char *)req->oldptr + req->oldidx,
- i);
+ error = copyout((void*)p, (req->oldptr + req->oldidx), i);
}
req->oldidx += l;
if (error)
return 0;
if (req->newlen - req->newidx < l)
return (EINVAL);
- error = copyin((char *)req->newptr + req->newidx, p, l);
+ error = copyin((req->newptr + req->newidx), p, l);
req->newidx += l;
return (error);
}
return EINVAL;
}
- /*
- * Switch to the NETWORK funnel for CTL_NET and KERN_IPC sysctls
- */
-
- if (((name[0] == CTL_NET) || ((name[0] == CTL_KERN) &&
- (name[1] == KERN_IPC))))
- thread_funnel_switch(KERNEL_FUNNEL, NETWORK_FUNNEL);
if ((oid->oid_kind & CTLTYPE) == CTLTYPE_NODE) {
i = (oid->oid_handler) (oid,
req);
}
- /*
- * Switch back to the KERNEL funnel, if necessary
- */
-
- if (((name[0] == CTL_NET) || ((name[0] == CTL_KERN) &&
- (name[1] == KERN_IPC))))
- thread_funnel_switch(NETWORK_FUNNEL, KERNEL_FUNNEL);
-
return (i);
}
if (uap->namelen > CTL_MAXNAME || uap->namelen < 2)
return (EINVAL);
- error = copyin(uap->name, &name, uap->namelen * sizeof(int));
+ error = copyin(CAST_USER_ADDR_T(uap->name), &name, uap->namelen * sizeof(int));
if (error)
return (error);
error = userland_sysctl(p, name, uap->namelen,
- uap->old, uap->oldlenp, 0,
- uap->new, uap->newlen, &j);
+ CAST_USER_ADDR_T(uap->old), uap->oldlenp, 0,
+ CAST_USER_ADDR_T(uap->new), uap->newlen, &j);
if (error && error != ENOMEM)
return (error);
if (uap->oldlenp) {
- i = copyout(&j, uap->oldlenp, sizeof(j));
+ i = copyout(&j, CAST_USER_ADDR_T(uap->oldlenp), sizeof(j));
if (i)
return (i);
}
* must be in kernel space.
*/
int
-userland_sysctl(struct proc *p, int *name, u_int namelen, void *old, size_t *oldlenp, int inkernel, void *new, size_t newlen, size_t *retval)
+userland_sysctl(struct proc *p, int *name, u_int namelen, user_addr_t oldp,
+ size_t *oldlenp, int inkernel, user_addr_t newp, size_t newlen,
+ size_t *retval)
{
int error = 0;
struct sysctl_req req, req2;
if (inkernel) {
req.oldlen = *oldlenp;
} else {
- error = copyin(oldlenp, &req.oldlen, sizeof(*oldlenp));
+ error = copyin(CAST_USER_ADDR_T(oldlenp), &req.oldlen, sizeof(*oldlenp));
if (error)
return (error);
}
}
- if (old) {
- req.oldptr= old;
+ if (oldp) {
+ req.oldptr = oldp;
}
if (newlen) {
req.newlen = newlen;
- req.newptr = new;
+ req.newptr = newp;
}
req.oldfunc = sysctl_old_user;
return (error);
}
+/* Non-standard BSDI extension - only present on their 4.3 net-2 releases */
+#define KINFO_BSDI_SYSINFO (101<<8)
+
/*
* Kernel versions of the userland sysctl helper functions.
*
projects / apple / xnu.git / blobdiff