1/*- 2 * Copyright (c) 1982, 1986, 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Mike Karels at Berkeley Software Design, Inc. 7 * 8 * Quite extensively rewritten by Poul-Henning Kamp of the FreeBSD 9 * project, to make these variables more userfriendly. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the University of 22 * California, Berkeley and its contributors. 23 * 4. Neither the name of the University nor the names of its contributors 24 * may be used to endorse or promote products derived from this software 25 * without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 30 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 37 * SUCH DAMAGE. 38 * 39 * @(#)kern_sysctl.c 8.4 (Berkeley) 4/14/94
| 1/*- 2 * Copyright (c) 1982, 1986, 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Mike Karels at Berkeley Software Design, Inc. 7 * 8 * Quite extensively rewritten by Poul-Henning Kamp of the FreeBSD 9 * project, to make these variables more userfriendly. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the University of 22 * California, Berkeley and its contributors. 23 * 4. Neither the name of the University nor the names of its contributors 24 * may be used to endorse or promote products derived from this software 25 * without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 30 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 37 * SUCH DAMAGE. 38 * 39 * @(#)kern_sysctl.c 8.4 (Berkeley) 4/14/94
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40 * $FreeBSD: head/sys/kern/kern_mib.c 87072 2001-11-28 21:22:05Z rwatson $
| 40 * $FreeBSD: head/sys/kern/kern_mib.c 87275 2001-12-03 16:12:27Z rwatson $
|
41 */ 42 43#include "opt_global.h" 44#include "opt_posix.h" 45 46#include <sys/param.h> 47#include <sys/kernel.h> 48#include <sys/systm.h> 49#include <sys/sysctl.h> 50#include <sys/proc.h>
| 41 */ 42 43#include "opt_global.h" 44#include "opt_posix.h" 45 46#include <sys/param.h> 47#include <sys/kernel.h> 48#include <sys/systm.h> 49#include <sys/sysctl.h> 50#include <sys/proc.h>
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| 51#include <sys/lock.h> 52#include <sys/mutex.h>
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51#include <sys/jail.h> 52#include <sys/smp.h> 53 54SYSCTL_NODE(, 0, sysctl, CTLFLAG_RW, 0, 55 "Sysctl internal magic"); 56SYSCTL_NODE(, CTL_KERN, kern, CTLFLAG_RW, 0, 57 "High kernel, proc, limits &c"); 58SYSCTL_NODE(, CTL_VM, vm, CTLFLAG_RW, 0, 59 "Virtual memory"); 60SYSCTL_NODE(, CTL_VFS, vfs, CTLFLAG_RW, 0, 61 "File system"); 62SYSCTL_NODE(, CTL_NET, net, CTLFLAG_RW, 0, 63 "Network, (see socket.h)"); 64SYSCTL_NODE(, CTL_DEBUG, debug, CTLFLAG_RW, 0, 65 "Debugging"); 66SYSCTL_NODE(_debug, OID_AUTO, sizeof, CTLFLAG_RW, 0, 67 "Sizeof various things"); 68SYSCTL_NODE(, CTL_HW, hw, CTLFLAG_RW, 0, 69 "hardware"); 70SYSCTL_NODE(, CTL_MACHDEP, machdep, CTLFLAG_RW, 0, 71 "machine dependent"); 72SYSCTL_NODE(, CTL_USER, user, CTLFLAG_RW, 0, 73 "user-level"); 74SYSCTL_NODE(, CTL_P1003_1B, p1003_1b, CTLFLAG_RW, 0, 75 "p1003_1b, (see p1003_1b.h)"); 76 77SYSCTL_NODE(, OID_AUTO, compat, CTLFLAG_RW, 0, 78 "Compatibility code"); 79#ifdef REGRESSION 80SYSCTL_NODE(, OID_AUTO, regression, CTLFLAG_RW, 0, 81 "Regression test MIB"); 82#endif 83 84SYSCTL_STRING(_kern, KERN_OSRELEASE, osrelease, CTLFLAG_RD, 85 osrelease, 0, "Operating system type"); 86 87SYSCTL_INT(_kern, KERN_OSREV, osrevision, CTLFLAG_RD, 88 0, BSD, "Operating system revision"); 89 90SYSCTL_STRING(_kern, KERN_VERSION, version, CTLFLAG_RD, 91 version, 0, "Kernel version"); 92 93SYSCTL_STRING(_kern, KERN_OSTYPE, ostype, CTLFLAG_RD, 94 ostype, 0, "Operating system type"); 95 96extern int osreldate; 97SYSCTL_INT(_kern, KERN_OSRELDATE, osreldate, CTLFLAG_RD, 98 &osreldate, 0, "Operating system release date"); 99 100SYSCTL_INT(_kern, KERN_MAXPROC, maxproc, CTLFLAG_RD, 101 &maxproc, 0, "Maximum number of processes"); 102 103SYSCTL_INT(_kern, KERN_MAXPROCPERUID, maxprocperuid, CTLFLAG_RW, 104 &maxprocperuid, 0, "Maximum processes allowed per userid"); 105 106SYSCTL_INT(_kern, OID_AUTO, maxusers, CTLFLAG_RD, 107 &maxusers, 0, "Hint for kernel tuning"); 108 109SYSCTL_INT(_kern, KERN_ARGMAX, argmax, CTLFLAG_RD, 110 0, ARG_MAX, "Maximum bytes of argument to execve(2)"); 111 112SYSCTL_INT(_kern, KERN_POSIX1, posix1version, CTLFLAG_RD, 113 0, _KPOSIX_VERSION, "Version of POSIX attempting to comply to"); 114 115SYSCTL_INT(_kern, KERN_NGROUPS, ngroups, CTLFLAG_RD, 116 0, NGROUPS_MAX, "Maximum number of groups a user can belong to"); 117 118SYSCTL_INT(_kern, KERN_JOB_CONTROL, job_control, CTLFLAG_RD, 119 0, 1, "Whether job control is available"); 120 121#ifdef _POSIX_SAVED_IDS 122SYSCTL_INT(_kern, KERN_SAVED_IDS, saved_ids, CTLFLAG_RD, 123 0, 1, "Whether saved set-group/user ID is available"); 124#else 125SYSCTL_INT(_kern, KERN_SAVED_IDS, saved_ids, CTLFLAG_RD, 126 0, 0, "Whether saved set-group/user ID is available"); 127#endif 128 129char kernelname[MAXPATHLEN] = "/kernel"; /* XXX bloat */ 130 131SYSCTL_STRING(_kern, KERN_BOOTFILE, bootfile, CTLFLAG_RW, 132 kernelname, sizeof kernelname, "Name of kernel file booted"); 133 134#ifdef SMP 135SYSCTL_INT(_hw, HW_NCPU, ncpu, CTLFLAG_RD, 136 &mp_ncpus, 0, "Number of active CPUs"); 137#else 138SYSCTL_INT(_hw, HW_NCPU, ncpu, CTLFLAG_RD, 139 0, 1, "Number of active CPUs"); 140#endif 141 142SYSCTL_INT(_hw, HW_BYTEORDER, byteorder, CTLFLAG_RD, 143 0, BYTE_ORDER, "System byte order"); 144 145SYSCTL_INT(_hw, HW_PAGESIZE, pagesize, CTLFLAG_RD, 146 0, PAGE_SIZE, "System memory page size"); 147 148static char machine_arch[] = MACHINE_ARCH; 149SYSCTL_STRING(_hw, HW_MACHINE_ARCH, machine_arch, CTLFLAG_RD, 150 machine_arch, 0, "System architecture"); 151 152char hostname[MAXHOSTNAMELEN]; 153 154static int 155sysctl_hostname(SYSCTL_HANDLER_ARGS) 156{ 157 struct prison *pr;
| 53#include <sys/jail.h> 54#include <sys/smp.h> 55 56SYSCTL_NODE(, 0, sysctl, CTLFLAG_RW, 0, 57 "Sysctl internal magic"); 58SYSCTL_NODE(, CTL_KERN, kern, CTLFLAG_RW, 0, 59 "High kernel, proc, limits &c"); 60SYSCTL_NODE(, CTL_VM, vm, CTLFLAG_RW, 0, 61 "Virtual memory"); 62SYSCTL_NODE(, CTL_VFS, vfs, CTLFLAG_RW, 0, 63 "File system"); 64SYSCTL_NODE(, CTL_NET, net, CTLFLAG_RW, 0, 65 "Network, (see socket.h)"); 66SYSCTL_NODE(, CTL_DEBUG, debug, CTLFLAG_RW, 0, 67 "Debugging"); 68SYSCTL_NODE(_debug, OID_AUTO, sizeof, CTLFLAG_RW, 0, 69 "Sizeof various things"); 70SYSCTL_NODE(, CTL_HW, hw, CTLFLAG_RW, 0, 71 "hardware"); 72SYSCTL_NODE(, CTL_MACHDEP, machdep, CTLFLAG_RW, 0, 73 "machine dependent"); 74SYSCTL_NODE(, CTL_USER, user, CTLFLAG_RW, 0, 75 "user-level"); 76SYSCTL_NODE(, CTL_P1003_1B, p1003_1b, CTLFLAG_RW, 0, 77 "p1003_1b, (see p1003_1b.h)"); 78 79SYSCTL_NODE(, OID_AUTO, compat, CTLFLAG_RW, 0, 80 "Compatibility code"); 81#ifdef REGRESSION 82SYSCTL_NODE(, OID_AUTO, regression, CTLFLAG_RW, 0, 83 "Regression test MIB"); 84#endif 85 86SYSCTL_STRING(_kern, KERN_OSRELEASE, osrelease, CTLFLAG_RD, 87 osrelease, 0, "Operating system type"); 88 89SYSCTL_INT(_kern, KERN_OSREV, osrevision, CTLFLAG_RD, 90 0, BSD, "Operating system revision"); 91 92SYSCTL_STRING(_kern, KERN_VERSION, version, CTLFLAG_RD, 93 version, 0, "Kernel version"); 94 95SYSCTL_STRING(_kern, KERN_OSTYPE, ostype, CTLFLAG_RD, 96 ostype, 0, "Operating system type"); 97 98extern int osreldate; 99SYSCTL_INT(_kern, KERN_OSRELDATE, osreldate, CTLFLAG_RD, 100 &osreldate, 0, "Operating system release date"); 101 102SYSCTL_INT(_kern, KERN_MAXPROC, maxproc, CTLFLAG_RD, 103 &maxproc, 0, "Maximum number of processes"); 104 105SYSCTL_INT(_kern, KERN_MAXPROCPERUID, maxprocperuid, CTLFLAG_RW, 106 &maxprocperuid, 0, "Maximum processes allowed per userid"); 107 108SYSCTL_INT(_kern, OID_AUTO, maxusers, CTLFLAG_RD, 109 &maxusers, 0, "Hint for kernel tuning"); 110 111SYSCTL_INT(_kern, KERN_ARGMAX, argmax, CTLFLAG_RD, 112 0, ARG_MAX, "Maximum bytes of argument to execve(2)"); 113 114SYSCTL_INT(_kern, KERN_POSIX1, posix1version, CTLFLAG_RD, 115 0, _KPOSIX_VERSION, "Version of POSIX attempting to comply to"); 116 117SYSCTL_INT(_kern, KERN_NGROUPS, ngroups, CTLFLAG_RD, 118 0, NGROUPS_MAX, "Maximum number of groups a user can belong to"); 119 120SYSCTL_INT(_kern, KERN_JOB_CONTROL, job_control, CTLFLAG_RD, 121 0, 1, "Whether job control is available"); 122 123#ifdef _POSIX_SAVED_IDS 124SYSCTL_INT(_kern, KERN_SAVED_IDS, saved_ids, CTLFLAG_RD, 125 0, 1, "Whether saved set-group/user ID is available"); 126#else 127SYSCTL_INT(_kern, KERN_SAVED_IDS, saved_ids, CTLFLAG_RD, 128 0, 0, "Whether saved set-group/user ID is available"); 129#endif 130 131char kernelname[MAXPATHLEN] = "/kernel"; /* XXX bloat */ 132 133SYSCTL_STRING(_kern, KERN_BOOTFILE, bootfile, CTLFLAG_RW, 134 kernelname, sizeof kernelname, "Name of kernel file booted"); 135 136#ifdef SMP 137SYSCTL_INT(_hw, HW_NCPU, ncpu, CTLFLAG_RD, 138 &mp_ncpus, 0, "Number of active CPUs"); 139#else 140SYSCTL_INT(_hw, HW_NCPU, ncpu, CTLFLAG_RD, 141 0, 1, "Number of active CPUs"); 142#endif 143 144SYSCTL_INT(_hw, HW_BYTEORDER, byteorder, CTLFLAG_RD, 145 0, BYTE_ORDER, "System byte order"); 146 147SYSCTL_INT(_hw, HW_PAGESIZE, pagesize, CTLFLAG_RD, 148 0, PAGE_SIZE, "System memory page size"); 149 150static char machine_arch[] = MACHINE_ARCH; 151SYSCTL_STRING(_hw, HW_MACHINE_ARCH, machine_arch, CTLFLAG_RD, 152 machine_arch, 0, "System architecture"); 153 154char hostname[MAXHOSTNAMELEN]; 155 156static int 157sysctl_hostname(SYSCTL_HANDLER_ARGS) 158{ 159 struct prison *pr;
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| 160 char tmphostname[MAXHOSTNAMELEN];
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158 int error; 159 160 pr = req->td->td_proc->p_ucred->cr_prison; 161 if (pr != NULL) { 162 if (!jail_set_hostname_allowed && req->newptr) 163 return (EPERM);
| 161 int error; 162 163 pr = req->td->td_proc->p_ucred->cr_prison; 164 if (pr != NULL) { 165 if (!jail_set_hostname_allowed && req->newptr) 166 return (EPERM);
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164 error = sysctl_handle_string(oidp, pr->pr_host,
| 167 /* 168 * Process is in jail, so make a local copy of jail 169 * hostname to get/set so we don't have to hold the jail 170 * mutex during the sysctl copyin/copyout activities. 171 */ 172 mtx_lock(&pr->pr_mtx); 173 bcopy(pr->pr_host, tmphostname, MAXHOSTNAMELEN); 174 mtx_unlock(&pr->pr_mtx); 175 176 error = sysctl_handle_string(oidp, tmphostname,
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165 sizeof pr->pr_host, req);
| 177 sizeof pr->pr_host, req);
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| 178 179 if (req->newptr != NULL && error == 0) { 180 /* 181 * Copy the locally set hostname to the jail, if 182 * appropriate. 183 */ 184 mtx_lock(&pr->pr_mtx); 185 bcopy(tmphostname, pr->pr_host, MAXHOSTNAMELEN); 186 mtx_unlock(&pr->pr_mtx); 187 }
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166 } else 167 error = sysctl_handle_string(oidp, 168 hostname, sizeof hostname, req); 169 return (error); 170} 171 172SYSCTL_PROC(_kern, KERN_HOSTNAME, hostname, 173 CTLTYPE_STRING|CTLFLAG_RW|CTLFLAG_PRISON, 174 0, 0, sysctl_hostname, "A", "Hostname"); 175 176static int regression_securelevel_nonmonotonic = 0; 177 178#ifdef REGRESSION 179SYSCTL_INT(_regression, OID_AUTO, securelevel_nonmonotonic, CTLFLAG_RW, 180 ®ression_securelevel_nonmonotonic, 0, "securelevel may be lowered"); 181#endif 182 183int securelevel = -1; 184 185static int 186sysctl_kern_securelvl(SYSCTL_HANDLER_ARGS) 187{ 188 struct prison *pr; 189 int error, level; 190 191 pr = req->td->td_proc->p_ucred->cr_prison; 192 193 /* 194 * If the process is in jail, return the maximum of the global and 195 * local levels; otherwise, return the global level. 196 */
| 188 } else 189 error = sysctl_handle_string(oidp, 190 hostname, sizeof hostname, req); 191 return (error); 192} 193 194SYSCTL_PROC(_kern, KERN_HOSTNAME, hostname, 195 CTLTYPE_STRING|CTLFLAG_RW|CTLFLAG_PRISON, 196 0, 0, sysctl_hostname, "A", "Hostname"); 197 198static int regression_securelevel_nonmonotonic = 0; 199 200#ifdef REGRESSION 201SYSCTL_INT(_regression, OID_AUTO, securelevel_nonmonotonic, CTLFLAG_RW, 202 ®ression_securelevel_nonmonotonic, 0, "securelevel may be lowered"); 203#endif 204 205int securelevel = -1; 206 207static int 208sysctl_kern_securelvl(SYSCTL_HANDLER_ARGS) 209{ 210 struct prison *pr; 211 int error, level; 212 213 pr = req->td->td_proc->p_ucred->cr_prison; 214 215 /* 216 * If the process is in jail, return the maximum of the global and 217 * local levels; otherwise, return the global level. 218 */
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197 if (pr != NULL)
| 219 if (pr != NULL) { 220 mtx_lock(&pr->pr_mtx);
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198 level = imax(securelevel, pr->pr_securelevel);
| 221 level = imax(securelevel, pr->pr_securelevel);
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199 else
| 222 mtx_unlock(&pr->pr_mtx); 223 } else
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200 level = securelevel; 201 error = sysctl_handle_int(oidp, &level, 0, req); 202 if (error || !req->newptr) 203 return (error); 204 /* 205 * Permit update only if the new securelevel exceeds the 206 * global level, and local level if any. 207 */ 208 if (pr != NULL) {
| 224 level = securelevel; 225 error = sysctl_handle_int(oidp, &level, 0, req); 226 if (error || !req->newptr) 227 return (error); 228 /* 229 * Permit update only if the new securelevel exceeds the 230 * global level, and local level if any. 231 */ 232 if (pr != NULL) {
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| 233 mtx_lock(&pr->pr_mtx);
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209 if (!regression_securelevel_nonmonotonic &&
| 234 if (!regression_securelevel_nonmonotonic &&
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210 (level < imax(securelevel, pr->pr_securelevel)))
| 235 (level < imax(securelevel, pr->pr_securelevel))) { 236 mtx_unlock(&pr->pr_mtx);
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211 return (EPERM);
| 237 return (EPERM);
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| 238 }
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212 pr->pr_securelevel = level;
| 239 pr->pr_securelevel = level;
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| 240 mtx_unlock(&pr->pr_mtx);
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213 } else { 214 if (!regression_securelevel_nonmonotonic && 215 (level < securelevel)) 216 return (EPERM); 217 securelevel = level; 218 } 219 return (error); 220} 221 222SYSCTL_PROC(_kern, KERN_SECURELVL, securelevel, 223 CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_PRISON, 0, 0, sysctl_kern_securelvl, 224 "I", "Current secure level"); 225 226char domainname[MAXHOSTNAMELEN]; 227SYSCTL_STRING(_kern, KERN_NISDOMAINNAME, domainname, CTLFLAG_RW, 228 &domainname, sizeof(domainname), "Name of the current YP/NIS domain"); 229 230u_long hostid; 231SYSCTL_ULONG(_kern, KERN_HOSTID, hostid, CTLFLAG_RW, &hostid, 0, "Host ID"); 232 233/* 234 * This is really cheating. These actually live in the libc, something 235 * which I'm not quite sure is a good idea anyway, but in order for 236 * getnext and friends to actually work, we define dummies here. 237 */ 238SYSCTL_STRING(_user, USER_CS_PATH, cs_path, CTLFLAG_RD, 239 "", 0, "PATH that finds all the standard utilities"); 240SYSCTL_INT(_user, USER_BC_BASE_MAX, bc_base_max, CTLFLAG_RD, 241 0, 0, "Max ibase/obase values in bc(1)"); 242SYSCTL_INT(_user, USER_BC_DIM_MAX, bc_dim_max, CTLFLAG_RD, 243 0, 0, "Max array size in bc(1)"); 244SYSCTL_INT(_user, USER_BC_SCALE_MAX, bc_scale_max, CTLFLAG_RD, 245 0, 0, "Max scale value in bc(1)"); 246SYSCTL_INT(_user, USER_BC_STRING_MAX, bc_string_max, CTLFLAG_RD, 247 0, 0, "Max string length in bc(1)"); 248SYSCTL_INT(_user, USER_COLL_WEIGHTS_MAX, coll_weights_max, CTLFLAG_RD, 249 0, 0, "Maximum number of weights assigned to an LC_COLLATE locale entry"); 250SYSCTL_INT(_user, USER_EXPR_NEST_MAX, expr_nest_max, CTLFLAG_RD, 0, 0, ""); 251SYSCTL_INT(_user, USER_LINE_MAX, line_max, CTLFLAG_RD, 252 0, 0, "Max length (bytes) of a text-processing utility's input line"); 253SYSCTL_INT(_user, USER_RE_DUP_MAX, re_dup_max, CTLFLAG_RD, 254 0, 0, "Maximum number of repeats of a regexp permitted"); 255SYSCTL_INT(_user, USER_POSIX2_VERSION, posix2_version, CTLFLAG_RD, 256 0, 0, 257 "The version of POSIX 1003.2 with which the system attempts to comply"); 258SYSCTL_INT(_user, USER_POSIX2_C_BIND, posix2_c_bind, CTLFLAG_RD, 259 0, 0, "Whether C development supports the C bindings option"); 260SYSCTL_INT(_user, USER_POSIX2_C_DEV, posix2_c_dev, CTLFLAG_RD, 261 0, 0, "Whether system supports the C development utilities option"); 262SYSCTL_INT(_user, USER_POSIX2_CHAR_TERM, posix2_char_term, CTLFLAG_RD, 263 0, 0, ""); 264SYSCTL_INT(_user, USER_POSIX2_FORT_DEV, posix2_fort_dev, CTLFLAG_RD, 265 0, 0, "Whether system supports FORTRAN development utilities"); 266SYSCTL_INT(_user, USER_POSIX2_FORT_RUN, posix2_fort_run, CTLFLAG_RD, 267 0, 0, "Whether system supports FORTRAN runtime utilities"); 268SYSCTL_INT(_user, USER_POSIX2_LOCALEDEF, posix2_localedef, CTLFLAG_RD, 269 0, 0, "Whether system supports creation of locales"); 270SYSCTL_INT(_user, USER_POSIX2_SW_DEV, posix2_sw_dev, CTLFLAG_RD, 271 0, 0, "Whether system supports software development utilities"); 272SYSCTL_INT(_user, USER_POSIX2_UPE, posix2_upe, CTLFLAG_RD, 273 0, 0, "Whether system supports the user portability utilities"); 274SYSCTL_INT(_user, USER_STREAM_MAX, stream_max, CTLFLAG_RD, 275 0, 0, "Min Maximum number of streams a process may have open at one time"); 276SYSCTL_INT(_user, USER_TZNAME_MAX, tzname_max, CTLFLAG_RD, 277 0, 0, "Min Maximum number of types supported for timezone names"); 278 279#include <sys/vnode.h> 280SYSCTL_INT(_debug_sizeof, OID_AUTO, vnode, CTLFLAG_RD, 281 0, sizeof(struct vnode), "sizeof(struct vnode)"); 282 283SYSCTL_INT(_debug_sizeof, OID_AUTO, proc, CTLFLAG_RD, 284 0, sizeof(struct proc), "sizeof(struct proc)"); 285 286#include <sys/conf.h> 287SYSCTL_INT(_debug_sizeof, OID_AUTO, specinfo, CTLFLAG_RD, 288 0, sizeof(struct specinfo), "sizeof(struct specinfo)"); 289 290#include <sys/bio.h> 291#include <sys/buf.h> 292SYSCTL_INT(_debug_sizeof, OID_AUTO, bio, CTLFLAG_RD, 293 0, sizeof(struct bio), "sizeof(struct bio)"); 294SYSCTL_INT(_debug_sizeof, OID_AUTO, buf, CTLFLAG_RD, 295 0, sizeof(struct buf), "sizeof(struct buf)"); 296 297#include <sys/user.h> 298SYSCTL_INT(_debug_sizeof, OID_AUTO, kinfo_proc, CTLFLAG_RD, 299 0, sizeof(struct kinfo_proc), "sizeof(struct kinfo_proc)");
| 241 } else { 242 if (!regression_securelevel_nonmonotonic && 243 (level < securelevel)) 244 return (EPERM); 245 securelevel = level; 246 } 247 return (error); 248} 249 250SYSCTL_PROC(_kern, KERN_SECURELVL, securelevel, 251 CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_PRISON, 0, 0, sysctl_kern_securelvl, 252 "I", "Current secure level"); 253 254char domainname[MAXHOSTNAMELEN]; 255SYSCTL_STRING(_kern, KERN_NISDOMAINNAME, domainname, CTLFLAG_RW, 256 &domainname, sizeof(domainname), "Name of the current YP/NIS domain"); 257 258u_long hostid; 259SYSCTL_ULONG(_kern, KERN_HOSTID, hostid, CTLFLAG_RW, &hostid, 0, "Host ID"); 260 261/* 262 * This is really cheating. These actually live in the libc, something 263 * which I'm not quite sure is a good idea anyway, but in order for 264 * getnext and friends to actually work, we define dummies here. 265 */ 266SYSCTL_STRING(_user, USER_CS_PATH, cs_path, CTLFLAG_RD, 267 "", 0, "PATH that finds all the standard utilities"); 268SYSCTL_INT(_user, USER_BC_BASE_MAX, bc_base_max, CTLFLAG_RD, 269 0, 0, "Max ibase/obase values in bc(1)"); 270SYSCTL_INT(_user, USER_BC_DIM_MAX, bc_dim_max, CTLFLAG_RD, 271 0, 0, "Max array size in bc(1)"); 272SYSCTL_INT(_user, USER_BC_SCALE_MAX, bc_scale_max, CTLFLAG_RD, 273 0, 0, "Max scale value in bc(1)"); 274SYSCTL_INT(_user, USER_BC_STRING_MAX, bc_string_max, CTLFLAG_RD, 275 0, 0, "Max string length in bc(1)"); 276SYSCTL_INT(_user, USER_COLL_WEIGHTS_MAX, coll_weights_max, CTLFLAG_RD, 277 0, 0, "Maximum number of weights assigned to an LC_COLLATE locale entry"); 278SYSCTL_INT(_user, USER_EXPR_NEST_MAX, expr_nest_max, CTLFLAG_RD, 0, 0, ""); 279SYSCTL_INT(_user, USER_LINE_MAX, line_max, CTLFLAG_RD, 280 0, 0, "Max length (bytes) of a text-processing utility's input line"); 281SYSCTL_INT(_user, USER_RE_DUP_MAX, re_dup_max, CTLFLAG_RD, 282 0, 0, "Maximum number of repeats of a regexp permitted"); 283SYSCTL_INT(_user, USER_POSIX2_VERSION, posix2_version, CTLFLAG_RD, 284 0, 0, 285 "The version of POSIX 1003.2 with which the system attempts to comply"); 286SYSCTL_INT(_user, USER_POSIX2_C_BIND, posix2_c_bind, CTLFLAG_RD, 287 0, 0, "Whether C development supports the C bindings option"); 288SYSCTL_INT(_user, USER_POSIX2_C_DEV, posix2_c_dev, CTLFLAG_RD, 289 0, 0, "Whether system supports the C development utilities option"); 290SYSCTL_INT(_user, USER_POSIX2_CHAR_TERM, posix2_char_term, CTLFLAG_RD, 291 0, 0, ""); 292SYSCTL_INT(_user, USER_POSIX2_FORT_DEV, posix2_fort_dev, CTLFLAG_RD, 293 0, 0, "Whether system supports FORTRAN development utilities"); 294SYSCTL_INT(_user, USER_POSIX2_FORT_RUN, posix2_fort_run, CTLFLAG_RD, 295 0, 0, "Whether system supports FORTRAN runtime utilities"); 296SYSCTL_INT(_user, USER_POSIX2_LOCALEDEF, posix2_localedef, CTLFLAG_RD, 297 0, 0, "Whether system supports creation of locales"); 298SYSCTL_INT(_user, USER_POSIX2_SW_DEV, posix2_sw_dev, CTLFLAG_RD, 299 0, 0, "Whether system supports software development utilities"); 300SYSCTL_INT(_user, USER_POSIX2_UPE, posix2_upe, CTLFLAG_RD, 301 0, 0, "Whether system supports the user portability utilities"); 302SYSCTL_INT(_user, USER_STREAM_MAX, stream_max, CTLFLAG_RD, 303 0, 0, "Min Maximum number of streams a process may have open at one time"); 304SYSCTL_INT(_user, USER_TZNAME_MAX, tzname_max, CTLFLAG_RD, 305 0, 0, "Min Maximum number of types supported for timezone names"); 306 307#include <sys/vnode.h> 308SYSCTL_INT(_debug_sizeof, OID_AUTO, vnode, CTLFLAG_RD, 309 0, sizeof(struct vnode), "sizeof(struct vnode)"); 310 311SYSCTL_INT(_debug_sizeof, OID_AUTO, proc, CTLFLAG_RD, 312 0, sizeof(struct proc), "sizeof(struct proc)"); 313 314#include <sys/conf.h> 315SYSCTL_INT(_debug_sizeof, OID_AUTO, specinfo, CTLFLAG_RD, 316 0, sizeof(struct specinfo), "sizeof(struct specinfo)"); 317 318#include <sys/bio.h> 319#include <sys/buf.h> 320SYSCTL_INT(_debug_sizeof, OID_AUTO, bio, CTLFLAG_RD, 321 0, sizeof(struct bio), "sizeof(struct bio)"); 322SYSCTL_INT(_debug_sizeof, OID_AUTO, buf, CTLFLAG_RD, 323 0, sizeof(struct buf), "sizeof(struct buf)"); 324 325#include <sys/user.h> 326SYSCTL_INT(_debug_sizeof, OID_AUTO, kinfo_proc, CTLFLAG_RD, 327 0, sizeof(struct kinfo_proc), "sizeof(struct kinfo_proc)");
|