diff options
Diffstat (limited to 'cpukit/libnetworking/kern/kern_mib.c')
| -rw-r--r-- | cpukit/libnetworking/kern/kern_mib.c | 384 |
1 files changed, 0 insertions, 384 deletions
diff --git a/cpukit/libnetworking/kern/kern_mib.c b/cpukit/libnetworking/kern/kern_mib.c deleted file mode 100644 index c429ad4a8e..0000000000 --- a/cpukit/libnetworking/kern/kern_mib.c +++ /dev/null @@ -1,384 +0,0 @@ -#include <machine/rtems-bsd-kernel-space.h> - -/*- - * Copyright (c) 1982, 1986, 1989, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Mike Karels at Berkeley Software Design, Inc. - * - * Quite extensively rewritten by Poul-Henning Kamp of the FreeBSD - * project, to make these variables more userfriendly. - * - * 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. - * 4. 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. - * - * @(#)kern_sysctl.c 8.4 (Berkeley) 4/14/94 - * $FreeBSD: src/sys/kern/kern_mib.c,v 1.74 2005/02/28 21:42:56 wes Exp $ - */ - - -#ifndef __rtems__ -#include "opt_posix.h" -#endif - -#include <sys/param.h> -#include <sys/kernel.h> -#include <sys/systm.h> -#include <sys/sysctl.h> -#include <sys/proc.h> -#ifndef __rtems__ -#include <sys/lock.h> -#include <sys/mutex.h> -#include <sys/jail.h> -#include <sys/smp.h> -#endif -#include <sys/unistd.h> - -#ifdef __rtems__ -char machine[] = "SET ME"; -char osrelease[] = RTEMS_VERSION; -char ostype[] = "RTEMS"; -#endif - -SYSCTL_NODE(, 0, sysctl, CTLFLAG_RW, 0, - "Sysctl internal magic"); -SYSCTL_NODE(, CTL_KERN, kern, CTLFLAG_RW, 0, - "High kernel, proc, limits &c"); -#ifndef __rtems__ -SYSCTL_NODE(, CTL_VM, vm, CTLFLAG_RW, 0, - "Virtual memory"); -SYSCTL_NODE(, CTL_VFS, vfs, CTLFLAG_RW, 0, - "File system"); -#endif -SYSCTL_NODE(, CTL_NET, net, CTLFLAG_RW, 0, - "Network, (see socket.h)"); -#ifndef __rtems__ -SYSCTL_NODE(, CTL_DEBUG, debug, CTLFLAG_RW, 0, - "Debugging"); -SYSCTL_NODE(_debug, OID_AUTO, sizeof, CTLFLAG_RW, 0, - "Sizeof various things"); -SYSCTL_NODE(, CTL_HW, hw, CTLFLAG_RW, 0, - "hardware"); -SYSCTL_NODE(, CTL_MACHDEP, machdep, CTLFLAG_RW, 0, - "machine dependent"); -SYSCTL_NODE(, CTL_USER, user, CTLFLAG_RW, 0, - "user-level"); -SYSCTL_NODE(, CTL_P1003_1B, p1003_1b, CTLFLAG_RW, 0, - "p1003_1b, (see p1003_1b.h)"); - -SYSCTL_NODE(, OID_AUTO, compat, CTLFLAG_RW, 0, - "Compatibility code"); -SYSCTL_NODE(, OID_AUTO, security, CTLFLAG_RW, 0, - "Security"); -#ifdef REGRESSION -SYSCTL_NODE(, OID_AUTO, regression, CTLFLAG_RW, 0, - "Regression test MIB"); -#endif - -SYSCTL_STRING(_kern, OID_AUTO, ident, CTLFLAG_RD, - kern_ident, 0, "Kernel identifier"); -#endif /* __rtems__ */ - -SYSCTL_STRING(_kern, KERN_OSRELEASE, osrelease, CTLFLAG_RD, - osrelease, 0, "Operating system release"); - -SYSCTL_INT(_kern, KERN_OSREV, osrevision, CTLFLAG_RD, - 0, BSD, "Operating system revision"); - -#ifndef __rtems__ -SYSCTL_STRING(_kern, KERN_VERSION, version, CTLFLAG_RD, - version, 0, "Kernel version"); -#endif - -SYSCTL_STRING(_kern, KERN_OSTYPE, ostype, CTLFLAG_RD, - ostype, 0, "Operating system type"); - -#ifndef __rtems__ -extern int osreldate; -SYSCTL_INT(_kern, KERN_OSRELDATE, osreldate, CTLFLAG_RD, - &osreldate, 0, "Operating system release date"); - -SYSCTL_INT(_kern, KERN_MAXPROC, maxproc, CTLFLAG_RD, - &maxproc, 0, "Maximum number of processes"); - -SYSCTL_INT(_kern, KERN_MAXPROCPERUID, maxprocperuid, CTLFLAG_RW, - &maxprocperuid, 0, "Maximum processes allowed per userid"); - -SYSCTL_INT(_kern, OID_AUTO, maxusers, CTLFLAG_RD, - &maxusers, 0, "Hint for kernel tuning"); - -SYSCTL_INT(_kern, KERN_ARGMAX, argmax, CTLFLAG_RD, - 0, ARG_MAX, "Maximum bytes of argument to execve(2)"); - -SYSCTL_INT(_kern, KERN_POSIX1, posix1version, CTLFLAG_RD, - 0, _POSIX_VERSION, "Version of POSIX attempting to comply to"); - -SYSCTL_INT(_kern, KERN_NGROUPS, ngroups, CTLFLAG_RD, - 0, NGROUPS_MAX, "Maximum number of groups a user can belong to"); - -SYSCTL_INT(_kern, KERN_JOB_CONTROL, job_control, CTLFLAG_RD, - 0, 1, "Whether job control is available"); - -#ifdef _POSIX_SAVED_IDS -SYSCTL_INT(_kern, KERN_SAVED_IDS, saved_ids, CTLFLAG_RD, - 0, 1, "Whether saved set-group/user ID is available"); -#else -SYSCTL_INT(_kern, KERN_SAVED_IDS, saved_ids, CTLFLAG_RD, - 0, 0, "Whether saved set-group/user ID is available"); -#endif - -char kernelname[MAXPATHLEN] = "/kernel"; /* XXX bloat */ - -SYSCTL_STRING(_kern, KERN_BOOTFILE, bootfile, CTLFLAG_RW, - kernelname, sizeof kernelname, "Name of kernel file booted"); - -#ifdef SMP -SYSCTL_INT(_hw, HW_NCPU, ncpu, CTLFLAG_RD, - &mp_ncpus, 0, "Number of active CPUs"); -#else -SYSCTL_INT(_hw, HW_NCPU, ncpu, CTLFLAG_RD, - 0, 1, "Number of active CPUs"); -#endif - -SYSCTL_INT(_hw, HW_BYTEORDER, byteorder, CTLFLAG_RD, - 0, BYTE_ORDER, "System byte order"); - -SYSCTL_INT(_hw, HW_PAGESIZE, pagesize, CTLFLAG_RD, - 0, PAGE_SIZE, "System memory page size"); - -static int -sysctl_hw_physmem(SYSCTL_HANDLER_ARGS) -{ - u_long val; - - val = ctob(physmem); - return (sysctl_handle_long(oidp, &val, 0, req)); -} - -SYSCTL_PROC(_hw, HW_PHYSMEM, physmem, CTLTYPE_ULONG | CTLFLAG_RD, - 0, 0, sysctl_hw_physmem, "LU", ""); - -static int -sysctl_hw_usermem(SYSCTL_HANDLER_ARGS) -{ - u_long val; - - val = ctob(physmem - cnt.v_wire_count); - return (sysctl_handle_long(oidp, &val, 0, req)); -} - -SYSCTL_PROC(_hw, HW_USERMEM, usermem, CTLTYPE_ULONG | CTLFLAG_RD, - 0, 0, sysctl_hw_usermem, "LU", ""); - -SYSCTL_ULONG(_hw, OID_AUTO, availpages, CTLFLAG_RD, &physmem, 0, ""); - -static char machine_arch[] = MACHINE_ARCH; -SYSCTL_STRING(_hw, HW_MACHINE_ARCH, machine_arch, CTLFLAG_RD, - machine_arch, 0, "System architecture"); - -char hostname[MAXHOSTNAMELEN]; - -static int -sysctl_hostname(SYSCTL_HANDLER_ARGS) -{ - struct prison *pr; - char tmphostname[MAXHOSTNAMELEN]; - int error; - - pr = req->td->td_ucred->cr_prison; - if (pr != NULL) { - if (!jail_set_hostname_allowed && req->newptr) - return (EPERM); - /* - * Process is in jail, so make a local copy of jail - * hostname to get/set so we don't have to hold the jail - * mutex during the sysctl copyin/copyout activities. - */ - mtx_lock(&pr->pr_mtx); - bcopy(pr->pr_host, tmphostname, MAXHOSTNAMELEN); - mtx_unlock(&pr->pr_mtx); - - error = sysctl_handle_string(oidp, tmphostname, - sizeof pr->pr_host, req); - - if (req->newptr != NULL && error == 0) { - /* - * Copy the locally set hostname to the jail, if - * appropriate. - */ - mtx_lock(&pr->pr_mtx); - bcopy(tmphostname, pr->pr_host, MAXHOSTNAMELEN); - mtx_unlock(&pr->pr_mtx); - } - } else - error = sysctl_handle_string(oidp, - hostname, sizeof hostname, req); - return (error); -} - -SYSCTL_PROC(_kern, KERN_HOSTNAME, hostname, - CTLTYPE_STRING|CTLFLAG_RW|CTLFLAG_PRISON, - 0, 0, sysctl_hostname, "A", "Hostname"); - -static int regression_securelevel_nonmonotonic = 0; - -#ifdef REGRESSION -SYSCTL_INT(_regression, OID_AUTO, securelevel_nonmonotonic, CTLFLAG_RW, - ®ression_securelevel_nonmonotonic, 0, "securelevel may be lowered"); -#endif - -int securelevel = -1; -struct mtx securelevel_mtx; - -MTX_SYSINIT(securelevel_lock, &securelevel_mtx, "securelevel mutex lock", - MTX_DEF); - -static int -sysctl_kern_securelvl(SYSCTL_HANDLER_ARGS) -{ - struct prison *pr; - int error, level; - - pr = req->td->td_ucred->cr_prison; - - /* - * If the process is in jail, return the maximum of the global and - * local levels; otherwise, return the global level. - */ - if (pr != NULL) { - mtx_lock(&pr->pr_mtx); - level = imax(securelevel, pr->pr_securelevel); - mtx_unlock(&pr->pr_mtx); - } else - level = securelevel; - error = sysctl_handle_int(oidp, &level, 0, req); - if (error || !req->newptr) - return (error); - /* - * Permit update only if the new securelevel exceeds the - * global level, and local level if any. - */ - if (pr != NULL) { - mtx_lock(&pr->pr_mtx); - if (!regression_securelevel_nonmonotonic && - (level < imax(securelevel, pr->pr_securelevel))) { - mtx_unlock(&pr->pr_mtx); - return (EPERM); - } - pr->pr_securelevel = level; - mtx_unlock(&pr->pr_mtx); - } else { - mtx_lock(&securelevel_mtx); - if (!regression_securelevel_nonmonotonic && - (level < securelevel)) { - mtx_unlock(&securelevel_mtx); - return (EPERM); - } - securelevel = level; - mtx_unlock(&securelevel_mtx); - } - return (error); -} - -SYSCTL_PROC(_kern, KERN_SECURELVL, securelevel, - CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_PRISON, 0, 0, sysctl_kern_securelvl, - "I", "Current secure level"); - -char domainname[MAXHOSTNAMELEN]; -SYSCTL_STRING(_kern, KERN_NISDOMAINNAME, domainname, CTLFLAG_RW, - &domainname, sizeof(domainname), "Name of the current YP/NIS domain"); - -u_long hostid; -SYSCTL_ULONG(_kern, KERN_HOSTID, hostid, CTLFLAG_RW, &hostid, 0, "Host ID"); - -/* - * This is really cheating. These actually live in the libc, something - * which I'm not quite sure is a good idea anyway, but in order for - * getnext and friends to actually work, we define dummies here. - */ -SYSCTL_STRING(_user, USER_CS_PATH, cs_path, CTLFLAG_RD, - "", 0, "PATH that finds all the standard utilities"); -SYSCTL_INT(_user, USER_BC_BASE_MAX, bc_base_max, CTLFLAG_RD, - 0, 0, "Max ibase/obase values in bc(1)"); -SYSCTL_INT(_user, USER_BC_DIM_MAX, bc_dim_max, CTLFLAG_RD, - 0, 0, "Max array size in bc(1)"); -SYSCTL_INT(_user, USER_BC_SCALE_MAX, bc_scale_max, CTLFLAG_RD, - 0, 0, "Max scale value in bc(1)"); -SYSCTL_INT(_user, USER_BC_STRING_MAX, bc_string_max, CTLFLAG_RD, - 0, 0, "Max string length in bc(1)"); -SYSCTL_INT(_user, USER_COLL_WEIGHTS_MAX, coll_weights_max, CTLFLAG_RD, - 0, 0, "Maximum number of weights assigned to an LC_COLLATE locale entry"); -SYSCTL_INT(_user, USER_EXPR_NEST_MAX, expr_nest_max, CTLFLAG_RD, 0, 0, ""); -SYSCTL_INT(_user, USER_LINE_MAX, line_max, CTLFLAG_RD, - 0, 0, "Max length (bytes) of a text-processing utility's input line"); -SYSCTL_INT(_user, USER_RE_DUP_MAX, re_dup_max, CTLFLAG_RD, - 0, 0, "Maximum number of repeats of a regexp permitted"); -SYSCTL_INT(_user, USER_POSIX2_VERSION, posix2_version, CTLFLAG_RD, - 0, 0, - "The version of POSIX 1003.2 with which the system attempts to comply"); -SYSCTL_INT(_user, USER_POSIX2_C_BIND, posix2_c_bind, CTLFLAG_RD, - 0, 0, "Whether C development supports the C bindings option"); -SYSCTL_INT(_user, USER_POSIX2_C_DEV, posix2_c_dev, CTLFLAG_RD, - 0, 0, "Whether system supports the C development utilities option"); -SYSCTL_INT(_user, USER_POSIX2_CHAR_TERM, posix2_char_term, CTLFLAG_RD, - 0, 0, ""); -SYSCTL_INT(_user, USER_POSIX2_FORT_DEV, posix2_fort_dev, CTLFLAG_RD, - 0, 0, "Whether system supports FORTRAN development utilities"); -SYSCTL_INT(_user, USER_POSIX2_FORT_RUN, posix2_fort_run, CTLFLAG_RD, - 0, 0, "Whether system supports FORTRAN runtime utilities"); -SYSCTL_INT(_user, USER_POSIX2_LOCALEDEF, posix2_localedef, CTLFLAG_RD, - 0, 0, "Whether system supports creation of locales"); -SYSCTL_INT(_user, USER_POSIX2_SW_DEV, posix2_sw_dev, CTLFLAG_RD, - 0, 0, "Whether system supports software development utilities"); -SYSCTL_INT(_user, USER_POSIX2_UPE, posix2_upe, CTLFLAG_RD, - 0, 0, "Whether system supports the user portability utilities"); -SYSCTL_INT(_user, USER_STREAM_MAX, stream_max, CTLFLAG_RD, - 0, 0, "Min Maximum number of streams a process may have open at one time"); -SYSCTL_INT(_user, USER_TZNAME_MAX, tzname_max, CTLFLAG_RD, - 0, 0, "Min Maximum number of types supported for timezone names"); - -#include <sys/vnode.h> -SYSCTL_INT(_debug_sizeof, OID_AUTO, vnode, CTLFLAG_RD, - 0, sizeof(struct vnode), "sizeof(struct vnode)"); - -SYSCTL_INT(_debug_sizeof, OID_AUTO, proc, CTLFLAG_RD, - 0, sizeof(struct proc), "sizeof(struct proc)"); - -#include <sys/conf.h> -SYSCTL_INT(_debug_sizeof, OID_AUTO, cdev, CTLFLAG_RD, - 0, sizeof(struct cdev), "sizeof(struct cdev)"); - -#include <sys/bio.h> -#include <sys/buf.h> -SYSCTL_INT(_debug_sizeof, OID_AUTO, bio, CTLFLAG_RD, - 0, sizeof(struct bio), "sizeof(struct bio)"); -SYSCTL_INT(_debug_sizeof, OID_AUTO, buf, CTLFLAG_RD, - 0, sizeof(struct buf), "sizeof(struct buf)"); - -#include <sys/user.h> -SYSCTL_INT(_debug_sizeof, OID_AUTO, kinfo_proc, CTLFLAG_RD, - 0, sizeof(struct kinfo_proc), "sizeof(struct kinfo_proc)"); - -#endif /* __rtems__ */ |