kern_mib.c revision 169604
115103Sphk/*- 215103Sphk * Copyright (c) 1982, 1986, 1989, 1993 315103Sphk * The Regents of the University of California. All rights reserved. 415103Sphk * 515103Sphk * This code is derived from software contributed to Berkeley by 615103Sphk * Mike Karels at Berkeley Software Design, Inc. 715103Sphk * 815103Sphk * Quite extensively rewritten by Poul-Henning Kamp of the FreeBSD 915103Sphk * project, to make these variables more userfriendly. 1015103Sphk * 1115103Sphk * Redistribution and use in source and binary forms, with or without 1215103Sphk * modification, are permitted provided that the following conditions 1315103Sphk * are met: 1415103Sphk * 1. Redistributions of source code must retain the above copyright 1515103Sphk * notice, this list of conditions and the following disclaimer. 1615103Sphk * 2. Redistributions in binary form must reproduce the above copyright 1715103Sphk * notice, this list of conditions and the following disclaimer in the 1815103Sphk * documentation and/or other materials provided with the distribution. 1915103Sphk * 4. Neither the name of the University nor the names of its contributors 2015103Sphk * may be used to endorse or promote products derived from this software 2115103Sphk * without specific prior written permission. 2215103Sphk * 2315103Sphk * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2415103Sphk * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2515103Sphk * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2615103Sphk * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2715103Sphk * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2815103Sphk * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2915103Sphk * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 3015103Sphk * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 3115103Sphk * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3215103Sphk * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3315103Sphk * SUCH DAMAGE. 3415103Sphk * 3515103Sphk * @(#)kern_sysctl.c 8.4 (Berkeley) 4/14/94 3615103Sphk */ 3715103Sphk 38116182Sobrien#include <sys/cdefs.h> 39116182Sobrien__FBSDID("$FreeBSD: head/sys/kern/kern_mib.c 169604 2007-05-16 16:08:04Z wkoszek $"); 40116182Sobrien 4186190Srwatson#include "opt_posix.h" 42169604Swkoszek#include "opt_config.h" 4384611Srwatson 4415103Sphk#include <sys/param.h> 4515103Sphk#include <sys/kernel.h> 46169507Swkoszek#include <sys/sbuf.h> 4715103Sphk#include <sys/systm.h> 4815103Sphk#include <sys/sysctl.h> 4915103Sphk#include <sys/proc.h> 5087275Srwatson#include <sys/lock.h> 5187275Srwatson#include <sys/mutex.h> 5246155Sphk#include <sys/jail.h> 5376078Sjhb#include <sys/smp.h> 54105046Smike#include <sys/unistd.h> 5528918Skato 5615103SphkSYSCTL_NODE(, 0, sysctl, CTLFLAG_RW, 0, 5715103Sphk "Sysctl internal magic"); 5815103SphkSYSCTL_NODE(, CTL_KERN, kern, CTLFLAG_RW, 0, 5915103Sphk "High kernel, proc, limits &c"); 6015103SphkSYSCTL_NODE(, CTL_VM, vm, CTLFLAG_RW, 0, 6115103Sphk "Virtual memory"); 6223382SbdeSYSCTL_NODE(, CTL_VFS, vfs, CTLFLAG_RW, 0, 6315103Sphk "File system"); 6415103SphkSYSCTL_NODE(, CTL_NET, net, CTLFLAG_RW, 0, 6515103Sphk "Network, (see socket.h)"); 6615103SphkSYSCTL_NODE(, CTL_DEBUG, debug, CTLFLAG_RW, 0, 6715103Sphk "Debugging"); 6848891SphkSYSCTL_NODE(_debug, OID_AUTO, sizeof, CTLFLAG_RW, 0, 6948891Sphk "Sizeof various things"); 7015103SphkSYSCTL_NODE(, CTL_HW, hw, CTLFLAG_RW, 0, 7115103Sphk "hardware"); 7215103SphkSYSCTL_NODE(, CTL_MACHDEP, machdep, CTLFLAG_RW, 0, 7315103Sphk "machine dependent"); 7415103SphkSYSCTL_NODE(, CTL_USER, user, CTLFLAG_RW, 0, 7515103Sphk "user-level"); 7634925SdufaultSYSCTL_NODE(, CTL_P1003_1B, p1003_1b, CTLFLAG_RW, 0, 7734925Sdufault "p1003_1b, (see p1003_1b.h)"); 7834029Sdufault 7950465SmarcelSYSCTL_NODE(, OID_AUTO, compat, CTLFLAG_RW, 0, 8050465Smarcel "Compatibility code"); 8189414SarrSYSCTL_NODE(, OID_AUTO, security, CTLFLAG_RW, 0, 8289414Sarr "Security"); 8386190Srwatson#ifdef REGRESSION 8486190SrwatsonSYSCTL_NODE(, OID_AUTO, regression, CTLFLAG_RW, 0, 8586190Srwatson "Regression test MIB"); 8686190Srwatson#endif 8750465Smarcel 88116090SjmallettSYSCTL_STRING(_kern, OID_AUTO, ident, CTLFLAG_RD, 89116105Sjmallett kern_ident, 0, "Kernel identifier"); 90116090Sjmallett 9186189SrwatsonSYSCTL_STRING(_kern, KERN_OSRELEASE, osrelease, CTLFLAG_RD, 9288019Sluigi osrelease, 0, "Operating system release"); 9315103Sphk 9486189SrwatsonSYSCTL_INT(_kern, KERN_OSREV, osrevision, CTLFLAG_RD, 9546381Sbillf 0, BSD, "Operating system revision"); 9615103Sphk 9786189SrwatsonSYSCTL_STRING(_kern, KERN_VERSION, version, CTLFLAG_RD, 9846381Sbillf version, 0, "Kernel version"); 9915103Sphk 10086189SrwatsonSYSCTL_STRING(_kern, KERN_OSTYPE, ostype, CTLFLAG_RD, 10146381Sbillf ostype, 0, "Operating system type"); 10215103Sphk 103119203Seivind/* 104119203Seivind * NOTICE: The *userland* release date is available in 105119203Seivind * /usr/include/osreldate.h 106119203Seivind */ 10715103Sphkextern int osreldate; 10886189SrwatsonSYSCTL_INT(_kern, KERN_OSRELDATE, osreldate, CTLFLAG_RD, 109119203Seivind &osreldate, 0, "Kernel release date"); 11015103Sphk 111121307SsilbySYSCTL_INT(_kern, KERN_MAXPROC, maxproc, CTLFLAG_RDTUN, 11246381Sbillf &maxproc, 0, "Maximum number of processes"); 11315103Sphk 11486189SrwatsonSYSCTL_INT(_kern, KERN_MAXPROCPERUID, maxprocperuid, CTLFLAG_RW, 11546381Sbillf &maxprocperuid, 0, "Maximum processes allowed per userid"); 11615103Sphk 117121307SsilbySYSCTL_INT(_kern, OID_AUTO, maxusers, CTLFLAG_RDTUN, 11880418Speter &maxusers, 0, "Hint for kernel tuning"); 11980418Speter 12086189SrwatsonSYSCTL_INT(_kern, KERN_ARGMAX, argmax, CTLFLAG_RD, 12146381Sbillf 0, ARG_MAX, "Maximum bytes of argument to execve(2)"); 12215103Sphk 12386189SrwatsonSYSCTL_INT(_kern, KERN_POSIX1, posix1version, CTLFLAG_RD, 124105046Smike 0, _POSIX_VERSION, "Version of POSIX attempting to comply to"); 12515103Sphk 12686189SrwatsonSYSCTL_INT(_kern, KERN_NGROUPS, ngroups, CTLFLAG_RD, 12746381Sbillf 0, NGROUPS_MAX, "Maximum number of groups a user can belong to"); 12815103Sphk 12986189SrwatsonSYSCTL_INT(_kern, KERN_JOB_CONTROL, job_control, CTLFLAG_RD, 13046381Sbillf 0, 1, "Whether job control is available"); 13115103Sphk 13215103Sphk#ifdef _POSIX_SAVED_IDS 13386189SrwatsonSYSCTL_INT(_kern, KERN_SAVED_IDS, saved_ids, CTLFLAG_RD, 13446381Sbillf 0, 1, "Whether saved set-group/user ID is available"); 13515103Sphk#else 13686189SrwatsonSYSCTL_INT(_kern, KERN_SAVED_IDS, saved_ids, CTLFLAG_RD, 13746381Sbillf 0, 0, "Whether saved set-group/user ID is available"); 13815103Sphk#endif 13915103Sphk 14015103Sphkchar kernelname[MAXPATHLEN] = "/kernel"; /* XXX bloat */ 14115103Sphk 14286189SrwatsonSYSCTL_STRING(_kern, KERN_BOOTFILE, bootfile, CTLFLAG_RW, 14346381Sbillf kernelname, sizeof kernelname, "Name of kernel file booted"); 14415103Sphk 14586189SrwatsonSYSCTL_INT(_hw, HW_NCPU, ncpu, CTLFLAG_RD, 14646381Sbillf &mp_ncpus, 0, "Number of active CPUs"); 14715103Sphk 14886189SrwatsonSYSCTL_INT(_hw, HW_BYTEORDER, byteorder, CTLFLAG_RD, 14946381Sbillf 0, BYTE_ORDER, "System byte order"); 15015103Sphk 15186189SrwatsonSYSCTL_INT(_hw, HW_PAGESIZE, pagesize, CTLFLAG_RD, 15246381Sbillf 0, PAGE_SIZE, "System memory page size"); 15315103Sphk 154106605Stmmstatic int 155106605Stmmsysctl_hw_physmem(SYSCTL_HANDLER_ARGS) 156106605Stmm{ 157106605Stmm u_long val; 158106605Stmm 159106605Stmm val = ctob(physmem); 160106605Stmm return (sysctl_handle_long(oidp, &val, 0, req)); 161106605Stmm} 162106605Stmm 163106605StmmSYSCTL_PROC(_hw, HW_PHYSMEM, physmem, CTLTYPE_ULONG | CTLFLAG_RD, 164106605Stmm 0, 0, sysctl_hw_physmem, "LU", ""); 165106605Stmm 166106605Stmmstatic int 167142834Swessysctl_hw_realmem(SYSCTL_HANDLER_ARGS) 168142834Swes{ 169142834Swes u_long val; 170142834Swes val = ctob(realmem); 171142834Swes return (sysctl_handle_long(oidp, &val, 0, req)); 172142834Swes} 173142834SwesSYSCTL_PROC(_hw, HW_REALMEM, realmem, CTLTYPE_ULONG | CTLFLAG_RD, 174142834Swes 0, 0, sysctl_hw_realmem, "LU", ""); 175142834Swesstatic int 176106605Stmmsysctl_hw_usermem(SYSCTL_HANDLER_ARGS) 177106605Stmm{ 178106605Stmm u_long val; 179106605Stmm 180106605Stmm val = ctob(physmem - cnt.v_wire_count); 181106605Stmm return (sysctl_handle_long(oidp, &val, 0, req)); 182106605Stmm} 183106605Stmm 184106605StmmSYSCTL_PROC(_hw, HW_USERMEM, usermem, CTLTYPE_ULONG | CTLFLAG_RD, 185106605Stmm 0, 0, sysctl_hw_usermem, "LU", ""); 186106605Stmm 187106605StmmSYSCTL_ULONG(_hw, OID_AUTO, availpages, CTLFLAG_RD, &physmem, 0, ""); 188106605Stmm 18928885Skatostatic char machine_arch[] = MACHINE_ARCH; 19028885SkatoSYSCTL_STRING(_hw, HW_MACHINE_ARCH, machine_arch, CTLFLAG_RD, 19146381Sbillf machine_arch, 0, "System architecture"); 19228885Skato 19315103Sphkchar hostname[MAXHOSTNAMELEN]; 19415103Sphk 19546155Sphkstatic int 19662573Sphksysctl_hostname(SYSCTL_HANDLER_ARGS) 19746155Sphk{ 19887072Srwatson struct prison *pr; 19987275Srwatson char tmphostname[MAXHOSTNAMELEN]; 20046155Sphk int error; 20115103Sphk 20291406Sjhb pr = req->td->td_ucred->cr_prison; 20387072Srwatson if (pr != NULL) { 20457163Srwatson if (!jail_set_hostname_allowed && req->newptr) 20586190Srwatson return (EPERM); 20687275Srwatson /* 20787275Srwatson * Process is in jail, so make a local copy of jail 20887275Srwatson * hostname to get/set so we don't have to hold the jail 20987275Srwatson * mutex during the sysctl copyin/copyout activities. 21087275Srwatson */ 21187275Srwatson mtx_lock(&pr->pr_mtx); 21287275Srwatson bcopy(pr->pr_host, tmphostname, MAXHOSTNAMELEN); 21387275Srwatson mtx_unlock(&pr->pr_mtx); 21487275Srwatson 21587275Srwatson error = sysctl_handle_string(oidp, tmphostname, 21687072Srwatson sizeof pr->pr_host, req); 21787275Srwatson 21887275Srwatson if (req->newptr != NULL && error == 0) { 21987275Srwatson /* 22087275Srwatson * Copy the locally set hostname to the jail, if 22187275Srwatson * appropriate. 22287275Srwatson */ 22387275Srwatson mtx_lock(&pr->pr_mtx); 22487275Srwatson bcopy(tmphostname, pr->pr_host, MAXHOSTNAMELEN); 22587275Srwatson mtx_unlock(&pr->pr_mtx); 22687275Srwatson } 22757111Srwatson } else 22886189Srwatson error = sysctl_handle_string(oidp, 22946155Sphk hostname, sizeof hostname, req); 23046155Sphk return (error); 23146155Sphk} 23246155Sphk 23386189SrwatsonSYSCTL_PROC(_kern, KERN_HOSTNAME, hostname, 23446155Sphk CTLTYPE_STRING|CTLFLAG_RW|CTLFLAG_PRISON, 23546381Sbillf 0, 0, sysctl_hostname, "A", "Hostname"); 23646155Sphk 23786190Srwatsonstatic int regression_securelevel_nonmonotonic = 0; 23884611Srwatson 23987072Srwatson#ifdef REGRESSION 24084611SrwatsonSYSCTL_INT(_regression, OID_AUTO, securelevel_nonmonotonic, CTLFLAG_RW, 24184611Srwatson ®ression_securelevel_nonmonotonic, 0, "securelevel may be lowered"); 24286190Srwatson#endif 24384611Srwatson 24415103Sphkint securelevel = -1; 245114293Smarkmstatic struct mtx securelevel_mtx; 24615103Sphk 24793686SarrMTX_SYSINIT(securelevel_lock, &securelevel_mtx, "securelevel mutex lock", 24893686Sarr MTX_DEF); 24993686Sarr 25015103Sphkstatic int 25162573Sphksysctl_kern_securelvl(SYSCTL_HANDLER_ARGS) 25215103Sphk{ 25386145Srwatson struct prison *pr; 25486140Srwatson int error, level; 25515103Sphk 25691406Sjhb pr = req->td->td_ucred->cr_prison; 25786145Srwatson 25886140Srwatson /* 25986140Srwatson * If the process is in jail, return the maximum of the global and 260140676Srwatson * local levels; otherwise, return the global level. Perform a 261141013Srwatson * lockless read since the securelevel is an integer. 26286140Srwatson */ 263140676Srwatson if (pr != NULL) 26486145Srwatson level = imax(securelevel, pr->pr_securelevel); 265140676Srwatson else 26686140Srwatson level = securelevel; 26786140Srwatson error = sysctl_handle_int(oidp, &level, 0, req); 26886140Srwatson if (error || !req->newptr) 26986140Srwatson return (error); 27086140Srwatson /* 27186140Srwatson * Permit update only if the new securelevel exceeds the 27286140Srwatson * global level, and local level if any. 27386140Srwatson */ 27486145Srwatson if (pr != NULL) { 27587275Srwatson mtx_lock(&pr->pr_mtx); 27687072Srwatson if (!regression_securelevel_nonmonotonic && 27787275Srwatson (level < imax(securelevel, pr->pr_securelevel))) { 27887275Srwatson mtx_unlock(&pr->pr_mtx); 27986140Srwatson return (EPERM); 28087275Srwatson } 28186145Srwatson pr->pr_securelevel = level; 28287275Srwatson mtx_unlock(&pr->pr_mtx); 28386140Srwatson } else { 28493686Sarr mtx_lock(&securelevel_mtx); 28587072Srwatson if (!regression_securelevel_nonmonotonic && 28693686Sarr (level < securelevel)) { 28793686Sarr mtx_unlock(&securelevel_mtx); 28886140Srwatson return (EPERM); 28993686Sarr } 29086140Srwatson securelevel = level; 29193686Sarr mtx_unlock(&securelevel_mtx); 29286140Srwatson } 29386140Srwatson return (error); 29415103Sphk} 29515103Sphk 29683990SrwatsonSYSCTL_PROC(_kern, KERN_SECURELVL, securelevel, 29783990Srwatson CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_PRISON, 0, 0, sysctl_kern_securelvl, 29883990Srwatson "I", "Current secure level"); 29961370Srwatson 300169604Swkoszek#ifdef INCLUDE_CONFIG_FILE 301169507Swkoszek/* Actual kernel configuration options. */ 302169507Swkoszekextern char kernconfstring[]; 303169604Swkoszek#else 304169604Swkoszekchar kernconfstring[] = "\0"; 305169604Swkoszek#endif 306169507Swkoszek 307169507Swkoszekstatic int 308169507Swkoszeksysctl_kern_config(SYSCTL_HANDLER_ARGS) 309169507Swkoszek{ 310169507Swkoszek struct sbuf *sb; 311169507Swkoszek int error; 312169507Swkoszek char *p; 313169507Swkoszek 314169507Swkoszek sb = sbuf_new(NULL, NULL, 2048, SBUF_AUTOEXTEND); 315169507Swkoszek if (sb == NULL) 316169507Swkoszek return (ENOMEM); 317169507Swkoszek sbuf_clear(sb); 318169507Swkoszek p = kernconfstring; 319169507Swkoszek if (p == NULL || *p == '\0') { 320169507Swkoszek sbuf_printf(sb, "No kernel configuration\n"); 321169507Swkoszek } else { 322169507Swkoszek sbuf_printf(sb, "%s", p); 323169507Swkoszek } 324169507Swkoszek sbuf_trim(sb); 325169507Swkoszek sbuf_putc(sb, '\n'); 326169507Swkoszek sbuf_finish(sb); 327169507Swkoszek error = sysctl_handle_string(oidp, sbuf_data(sb), sbuf_len(sb), req); 328169507Swkoszek if (error) 329169507Swkoszek return (error); 330169507Swkoszek sbuf_delete(sb); 331169507Swkoszek return (error); 332169507Swkoszek} 333169507SwkoszekSYSCTL_PROC(_kern, OID_AUTO, conftxt, CTLTYPE_STRING|CTLFLAG_RW, 334169507Swkoszek 0, 0, sysctl_kern_config, "", "Kernel configuration file"); 335169507Swkoszek 33615103Sphkchar domainname[MAXHOSTNAMELEN]; 33717281SwollmanSYSCTL_STRING(_kern, KERN_NISDOMAINNAME, domainname, CTLFLAG_RW, 33846381Sbillf &domainname, sizeof(domainname), "Name of the current YP/NIS domain"); 33915103Sphk 34086190Srwatsonu_long hostid; 34178609SpirzykSYSCTL_ULONG(_kern, KERN_HOSTID, hostid, CTLFLAG_RW, &hostid, 0, "Host ID"); 342168545Spjdchar hostuuid[64] = "00000000-0000-0000-0000-000000000000"; 343168545SpjdSYSCTL_STRING(_kern, KERN_HOSTUUID, hostuuid, CTLFLAG_RW, hostuuid, 344168545Spjd sizeof(hostuuid), "Host UUID"); 34515103Sphk 34615103Sphk/* 34715103Sphk * This is really cheating. These actually live in the libc, something 34886189Srwatson * which I'm not quite sure is a good idea anyway, but in order for 34915103Sphk * getnext and friends to actually work, we define dummies here. 35015103Sphk */ 35186189SrwatsonSYSCTL_STRING(_user, USER_CS_PATH, cs_path, CTLFLAG_RD, 35246381Sbillf "", 0, "PATH that finds all the standard utilities"); 35386189SrwatsonSYSCTL_INT(_user, USER_BC_BASE_MAX, bc_base_max, CTLFLAG_RD, 35446381Sbillf 0, 0, "Max ibase/obase values in bc(1)"); 35586189SrwatsonSYSCTL_INT(_user, USER_BC_DIM_MAX, bc_dim_max, CTLFLAG_RD, 35646381Sbillf 0, 0, "Max array size in bc(1)"); 35786189SrwatsonSYSCTL_INT(_user, USER_BC_SCALE_MAX, bc_scale_max, CTLFLAG_RD, 35846381Sbillf 0, 0, "Max scale value in bc(1)"); 35986189SrwatsonSYSCTL_INT(_user, USER_BC_STRING_MAX, bc_string_max, CTLFLAG_RD, 36046381Sbillf 0, 0, "Max string length in bc(1)"); 36186189SrwatsonSYSCTL_INT(_user, USER_COLL_WEIGHTS_MAX, coll_weights_max, CTLFLAG_RD, 36246381Sbillf 0, 0, "Maximum number of weights assigned to an LC_COLLATE locale entry"); 36318540SbdeSYSCTL_INT(_user, USER_EXPR_NEST_MAX, expr_nest_max, CTLFLAG_RD, 0, 0, ""); 36486189SrwatsonSYSCTL_INT(_user, USER_LINE_MAX, line_max, CTLFLAG_RD, 36546381Sbillf 0, 0, "Max length (bytes) of a text-processing utility's input line"); 36686189SrwatsonSYSCTL_INT(_user, USER_RE_DUP_MAX, re_dup_max, CTLFLAG_RD, 36746381Sbillf 0, 0, "Maximum number of repeats of a regexp permitted"); 36886189SrwatsonSYSCTL_INT(_user, USER_POSIX2_VERSION, posix2_version, CTLFLAG_RD, 36986189Srwatson 0, 0, 37046381Sbillf "The version of POSIX 1003.2 with which the system attempts to comply"); 37186189SrwatsonSYSCTL_INT(_user, USER_POSIX2_C_BIND, posix2_c_bind, CTLFLAG_RD, 37246381Sbillf 0, 0, "Whether C development supports the C bindings option"); 37386189SrwatsonSYSCTL_INT(_user, USER_POSIX2_C_DEV, posix2_c_dev, CTLFLAG_RD, 37446381Sbillf 0, 0, "Whether system supports the C development utilities option"); 37586189SrwatsonSYSCTL_INT(_user, USER_POSIX2_CHAR_TERM, posix2_char_term, CTLFLAG_RD, 37646381Sbillf 0, 0, ""); 37786189SrwatsonSYSCTL_INT(_user, USER_POSIX2_FORT_DEV, posix2_fort_dev, CTLFLAG_RD, 37846381Sbillf 0, 0, "Whether system supports FORTRAN development utilities"); 37986189SrwatsonSYSCTL_INT(_user, USER_POSIX2_FORT_RUN, posix2_fort_run, CTLFLAG_RD, 38046381Sbillf 0, 0, "Whether system supports FORTRAN runtime utilities"); 38186189SrwatsonSYSCTL_INT(_user, USER_POSIX2_LOCALEDEF, posix2_localedef, CTLFLAG_RD, 38246381Sbillf 0, 0, "Whether system supports creation of locales"); 38386189SrwatsonSYSCTL_INT(_user, USER_POSIX2_SW_DEV, posix2_sw_dev, CTLFLAG_RD, 38446381Sbillf 0, 0, "Whether system supports software development utilities"); 38586189SrwatsonSYSCTL_INT(_user, USER_POSIX2_UPE, posix2_upe, CTLFLAG_RD, 38646381Sbillf 0, 0, "Whether system supports the user portability utilities"); 38786189SrwatsonSYSCTL_INT(_user, USER_STREAM_MAX, stream_max, CTLFLAG_RD, 38846381Sbillf 0, 0, "Min Maximum number of streams a process may have open at one time"); 38986189SrwatsonSYSCTL_INT(_user, USER_TZNAME_MAX, tzname_max, CTLFLAG_RD, 39046381Sbillf 0, 0, "Min Maximum number of types supported for timezone names"); 39148891Sphk 39248891Sphk#include <sys/vnode.h> 39386189SrwatsonSYSCTL_INT(_debug_sizeof, OID_AUTO, vnode, CTLFLAG_RD, 39448891Sphk 0, sizeof(struct vnode), "sizeof(struct vnode)"); 39548891Sphk 39686189SrwatsonSYSCTL_INT(_debug_sizeof, OID_AUTO, proc, CTLFLAG_RD, 39748891Sphk 0, sizeof(struct proc), "sizeof(struct proc)"); 39848927Sphk 39960041Sphk#include <sys/bio.h> 40058926Sphk#include <sys/buf.h> 40158926SphkSYSCTL_INT(_debug_sizeof, OID_AUTO, bio, CTLFLAG_RD, 40258926Sphk 0, sizeof(struct bio), "sizeof(struct bio)"); 40358926SphkSYSCTL_INT(_debug_sizeof, OID_AUTO, buf, CTLFLAG_RD, 40458926Sphk 0, sizeof(struct buf), "sizeof(struct buf)"); 40572376Sjake 40672376Sjake#include <sys/user.h> 40772376SjakeSYSCTL_INT(_debug_sizeof, OID_AUTO, kinfo_proc, CTLFLAG_RD, 40872376Sjake 0, sizeof(struct kinfo_proc), "sizeof(struct kinfo_proc)"); 409108685Sjake 410108696Sjake/* XXX compatibility, remove for 6.0 */ 411108696Sjake#include <sys/imgact.h> 412108696Sjake#include <sys/imgact_elf.h> 413108696SjakeSYSCTL_INT(_kern, OID_AUTO, fallback_elf_brand, CTLFLAG_RW, 414108696Sjake &__elfN(fallback_brand), sizeof(__elfN(fallback_brand)), 415108696Sjake "compatibility for kern.fallback_elf_brand"); 416