init_sysctl.c revision 1.31.2.9
1 1.31.2.9 christos /* $NetBSD: init_sysctl.c,v 1.31.2.9 2005/12/11 10:29:11 christos Exp $ */ 2 1.31.2.2 skrll 3 1.31.2.2 skrll /*- 4 1.31.2.2 skrll * Copyright (c) 2003 The NetBSD Foundation, Inc. 5 1.31.2.2 skrll * All rights reserved. 6 1.31.2.2 skrll * 7 1.31.2.2 skrll * This code is derived from software contributed to The NetBSD Foundation 8 1.31.2.2 skrll * by Andrew Brown. 9 1.31.2.2 skrll * 10 1.31.2.2 skrll * Redistribution and use in source and binary forms, with or without 11 1.31.2.2 skrll * modification, are permitted provided that the following conditions 12 1.31.2.2 skrll * are met: 13 1.31.2.2 skrll * 1. Redistributions of source code must retain the above copyright 14 1.31.2.2 skrll * notice, this list of conditions and the following disclaimer. 15 1.31.2.2 skrll * 2. Redistributions in binary form must reproduce the above copyright 16 1.31.2.2 skrll * notice, this list of conditions and the following disclaimer in the 17 1.31.2.2 skrll * documentation and/or other materials provided with the distribution. 18 1.31.2.2 skrll * 3. All advertising materials mentioning features or use of this software 19 1.31.2.2 skrll * must display the following acknowledgement: 20 1.31.2.2 skrll * This product includes software developed by the NetBSD 21 1.31.2.2 skrll * Foundation, Inc. and its contributors. 22 1.31.2.2 skrll * 4. Neither the name of The NetBSD Foundation nor the names of its 23 1.31.2.2 skrll * contributors may be used to endorse or promote products derived 24 1.31.2.2 skrll * from this software without specific prior written permission. 25 1.31.2.2 skrll * 26 1.31.2.2 skrll * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 1.31.2.2 skrll * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 1.31.2.2 skrll * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 1.31.2.2 skrll * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 1.31.2.2 skrll * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 1.31.2.2 skrll * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 1.31.2.2 skrll * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 1.31.2.2 skrll * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 1.31.2.2 skrll * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 1.31.2.2 skrll * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 1.31.2.2 skrll * POSSIBILITY OF SUCH DAMAGE. 37 1.31.2.2 skrll */ 38 1.31.2.2 skrll 39 1.31.2.2 skrll #include <sys/cdefs.h> 40 1.31.2.9 christos __KERNEL_RCSID(0, "$NetBSD: init_sysctl.c,v 1.31.2.9 2005/12/11 10:29:11 christos Exp $"); 41 1.31.2.2 skrll 42 1.31.2.2 skrll #include "opt_sysv.h" 43 1.31.2.2 skrll #include "opt_multiprocessor.h" 44 1.31.2.2 skrll #include "opt_posix.h" 45 1.31.2.8 skrll #include "opt_verified_exec.h" 46 1.31.2.2 skrll #include "pty.h" 47 1.31.2.2 skrll #include "rnd.h" 48 1.31.2.2 skrll 49 1.31.2.2 skrll #include <sys/types.h> 50 1.31.2.2 skrll #include <sys/param.h> 51 1.31.2.2 skrll #include <sys/sysctl.h> 52 1.31.2.2 skrll #include <sys/errno.h> 53 1.31.2.2 skrll #include <sys/systm.h> 54 1.31.2.2 skrll #include <sys/kernel.h> 55 1.31.2.2 skrll #include <sys/unistd.h> 56 1.31.2.2 skrll #include <sys/disklabel.h> 57 1.31.2.2 skrll #include <sys/rnd.h> 58 1.31.2.2 skrll #include <sys/vnode.h> 59 1.31.2.2 skrll #include <sys/mount.h> 60 1.31.2.2 skrll #include <sys/namei.h> 61 1.31.2.2 skrll #include <sys/msgbuf.h> 62 1.31.2.2 skrll #include <dev/cons.h> 63 1.31.2.2 skrll #include <sys/socketvar.h> 64 1.31.2.2 skrll #include <sys/file.h> 65 1.31.2.7 skrll #include <sys/filedesc.h> 66 1.31.2.2 skrll #include <sys/tty.h> 67 1.31.2.2 skrll #include <sys/malloc.h> 68 1.31.2.2 skrll #include <sys/resource.h> 69 1.31.2.2 skrll #include <sys/resourcevar.h> 70 1.31.2.2 skrll #include <sys/exec.h> 71 1.31.2.2 skrll #include <sys/conf.h> 72 1.31.2.2 skrll #include <sys/device.h> 73 1.31.2.8 skrll #ifdef VERIFIED_EXEC 74 1.31.2.8 skrll #define VERIEXEC_NEED_NODE 75 1.31.2.8 skrll #include <sys/verified_exec.h> 76 1.31.2.8 skrll #endif /* VERIFIED_EXEC */ 77 1.31.2.2 skrll 78 1.31.2.2 skrll #if defined(SYSVMSG) || defined(SYSVSEM) || defined(SYSVSHM) 79 1.31.2.2 skrll #include <sys/ipc.h> 80 1.31.2.2 skrll #endif 81 1.31.2.2 skrll #ifdef SYSVMSG 82 1.31.2.2 skrll #include <sys/msg.h> 83 1.31.2.2 skrll #endif 84 1.31.2.2 skrll #ifdef SYSVSEM 85 1.31.2.2 skrll #include <sys/sem.h> 86 1.31.2.2 skrll #endif 87 1.31.2.2 skrll #ifdef SYSVSHM 88 1.31.2.2 skrll #include <sys/shm.h> 89 1.31.2.2 skrll #endif 90 1.31.2.2 skrll 91 1.31.2.2 skrll #include <machine/cpu.h> 92 1.31.2.2 skrll 93 1.31.2.8 skrll /* XXX this should not be here */ 94 1.31.2.8 skrll int security_curtain = 0; 95 1.31.2.8 skrll 96 1.31.2.2 skrll /* 97 1.31.2.2 skrll * try over estimating by 5 procs/lwps 98 1.31.2.2 skrll */ 99 1.31.2.2 skrll #define KERN_PROCSLOP (5 * sizeof(struct kinfo_proc)) 100 1.31.2.2 skrll #define KERN_LWPSLOP (5 * sizeof(struct kinfo_lwp)) 101 1.31.2.2 skrll 102 1.31.2.2 skrll #ifndef MULTIPROCESSOR 103 1.31.2.2 skrll #define sysctl_ncpus() (1) 104 1.31.2.2 skrll #else /* MULTIPROCESSOR */ 105 1.31.2.2 skrll #ifndef CPU_INFO_FOREACH 106 1.31.2.2 skrll #define CPU_INFO_ITERATOR int 107 1.31.2.2 skrll #define CPU_INFO_FOREACH(cii, ci) cii = 0, ci = curcpu(); ci != NULL; ci = NULL 108 1.31.2.2 skrll #endif 109 1.31.2.2 skrll static int 110 1.31.2.2 skrll sysctl_ncpus(void) 111 1.31.2.2 skrll { 112 1.31.2.2 skrll struct cpu_info *ci; 113 1.31.2.2 skrll CPU_INFO_ITERATOR cii; 114 1.31.2.2 skrll 115 1.31.2.2 skrll int ncpus = 0; 116 1.31.2.2 skrll for (CPU_INFO_FOREACH(cii, ci)) 117 1.31.2.2 skrll ncpus++; 118 1.31.2.2 skrll return (ncpus); 119 1.31.2.2 skrll } 120 1.31.2.2 skrll #endif /* MULTIPROCESSOR */ 121 1.31.2.2 skrll 122 1.31.2.2 skrll static int sysctl_kern_maxvnodes(SYSCTLFN_PROTO); 123 1.31.2.2 skrll static int sysctl_kern_rtc_offset(SYSCTLFN_PROTO); 124 1.31.2.2 skrll static int sysctl_kern_maxproc(SYSCTLFN_PROTO); 125 1.31.2.2 skrll static int sysctl_kern_securelevel(SYSCTLFN_PROTO); 126 1.31.2.2 skrll static int sysctl_kern_hostid(SYSCTLFN_PROTO); 127 1.31.2.2 skrll static int sysctl_setlen(SYSCTLFN_PROTO); 128 1.31.2.2 skrll static int sysctl_kern_clockrate(SYSCTLFN_PROTO); 129 1.31.2.2 skrll static int sysctl_kern_file(SYSCTLFN_PROTO); 130 1.31.2.2 skrll static int sysctl_kern_autonice(SYSCTLFN_PROTO); 131 1.31.2.2 skrll static int sysctl_msgbuf(SYSCTLFN_PROTO); 132 1.31.2.2 skrll static int sysctl_kern_defcorename(SYSCTLFN_PROTO); 133 1.31.2.2 skrll static int sysctl_kern_cptime(SYSCTLFN_PROTO); 134 1.31.2.2 skrll #if defined(SYSVMSG) || defined(SYSVSEM) || defined(SYSVSHM) 135 1.31.2.2 skrll static int sysctl_kern_sysvipc(SYSCTLFN_PROTO); 136 1.31.2.2 skrll #endif /* defined(SYSVMSG) || defined(SYSVSEM) || defined(SYSVSHM) */ 137 1.31.2.2 skrll #if NPTY > 0 138 1.31.2.2 skrll static int sysctl_kern_maxptys(SYSCTLFN_PROTO); 139 1.31.2.2 skrll #endif /* NPTY > 0 */ 140 1.31.2.2 skrll static int sysctl_kern_sbmax(SYSCTLFN_PROTO); 141 1.31.2.2 skrll static int sysctl_kern_urnd(SYSCTLFN_PROTO); 142 1.31.2.2 skrll static int sysctl_kern_lwp(SYSCTLFN_PROTO); 143 1.31.2.2 skrll static int sysctl_kern_forkfsleep(SYSCTLFN_PROTO); 144 1.31.2.2 skrll static int sysctl_kern_root_partition(SYSCTLFN_PROTO); 145 1.31.2.2 skrll static int sysctl_kern_drivers(SYSCTLFN_PROTO); 146 1.31.2.7 skrll static int sysctl_kern_file2(SYSCTLFN_PROTO); 147 1.31.2.8 skrll #ifdef VERIFIED_EXEC 148 1.31.2.8 skrll static int sysctl_kern_veriexec(SYSCTLFN_PROTO); 149 1.31.2.8 skrll #endif 150 1.31.2.8 skrll static int sysctl_kern_cpid(SYSCTLFN_PROTO); 151 1.31.2.2 skrll static int sysctl_doeproc(SYSCTLFN_PROTO); 152 1.31.2.2 skrll static int sysctl_kern_proc_args(SYSCTLFN_PROTO); 153 1.31.2.2 skrll static int sysctl_hw_usermem(SYSCTLFN_PROTO); 154 1.31.2.2 skrll static int sysctl_hw_cnmagic(SYSCTLFN_PROTO); 155 1.31.2.2 skrll static int sysctl_hw_ncpu(SYSCTLFN_PROTO); 156 1.31.2.2 skrll 157 1.31.2.2 skrll static void fill_kproc2(struct proc *, struct kinfo_proc2 *); 158 1.31.2.2 skrll static void fill_lwp(struct lwp *l, struct kinfo_lwp *kl); 159 1.31.2.7 skrll static void fill_file(struct kinfo_file *, const struct file *, struct proc *, 160 1.31.2.7 skrll int); 161 1.31.2.2 skrll 162 1.31.2.2 skrll /* 163 1.31.2.2 skrll * ******************************************************************** 164 1.31.2.2 skrll * section 1: setup routines 165 1.31.2.2 skrll * ******************************************************************** 166 1.31.2.2 skrll * these functions are stuffed into a link set for sysctl setup 167 1.31.2.2 skrll * functions. they're never called or referenced from anywhere else. 168 1.31.2.2 skrll * ******************************************************************** 169 1.31.2.2 skrll */ 170 1.31.2.2 skrll 171 1.31.2.2 skrll /* 172 1.31.2.2 skrll * sets up the base nodes... 173 1.31.2.2 skrll */ 174 1.31.2.2 skrll SYSCTL_SETUP(sysctl_root_setup, "sysctl base setup") 175 1.31.2.2 skrll { 176 1.31.2.2 skrll 177 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 178 1.31.2.2 skrll CTLFLAG_PERMANENT, 179 1.31.2.2 skrll CTLTYPE_NODE, "kern", 180 1.31.2.2 skrll SYSCTL_DESCR("High kernel"), 181 1.31.2.2 skrll NULL, 0, NULL, 0, 182 1.31.2.2 skrll CTL_KERN, CTL_EOL); 183 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 184 1.31.2.2 skrll CTLFLAG_PERMANENT, 185 1.31.2.2 skrll CTLTYPE_NODE, "vm", 186 1.31.2.2 skrll SYSCTL_DESCR("Virtual memory"), 187 1.31.2.2 skrll NULL, 0, NULL, 0, 188 1.31.2.2 skrll CTL_VM, CTL_EOL); 189 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 190 1.31.2.2 skrll CTLFLAG_PERMANENT, 191 1.31.2.2 skrll CTLTYPE_NODE, "vfs", 192 1.31.2.2 skrll SYSCTL_DESCR("Filesystem"), 193 1.31.2.2 skrll NULL, 0, NULL, 0, 194 1.31.2.2 skrll CTL_VFS, CTL_EOL); 195 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 196 1.31.2.2 skrll CTLFLAG_PERMANENT, 197 1.31.2.2 skrll CTLTYPE_NODE, "net", 198 1.31.2.2 skrll SYSCTL_DESCR("Networking"), 199 1.31.2.2 skrll NULL, 0, NULL, 0, 200 1.31.2.2 skrll CTL_NET, CTL_EOL); 201 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 202 1.31.2.2 skrll CTLFLAG_PERMANENT, 203 1.31.2.2 skrll CTLTYPE_NODE, "debug", 204 1.31.2.2 skrll SYSCTL_DESCR("Debugging"), 205 1.31.2.2 skrll NULL, 0, NULL, 0, 206 1.31.2.2 skrll CTL_DEBUG, CTL_EOL); 207 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 208 1.31.2.2 skrll CTLFLAG_PERMANENT, 209 1.31.2.2 skrll CTLTYPE_NODE, "hw", 210 1.31.2.2 skrll SYSCTL_DESCR("Generic CPU, I/O"), 211 1.31.2.2 skrll NULL, 0, NULL, 0, 212 1.31.2.2 skrll CTL_HW, CTL_EOL); 213 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 214 1.31.2.2 skrll CTLFLAG_PERMANENT, 215 1.31.2.2 skrll CTLTYPE_NODE, "machdep", 216 1.31.2.2 skrll SYSCTL_DESCR("Machine dependent"), 217 1.31.2.2 skrll NULL, 0, NULL, 0, 218 1.31.2.2 skrll CTL_MACHDEP, CTL_EOL); 219 1.31.2.2 skrll /* 220 1.31.2.2 skrll * this node is inserted so that the sysctl nodes in libc can 221 1.31.2.2 skrll * operate. 222 1.31.2.2 skrll */ 223 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 224 1.31.2.2 skrll CTLFLAG_PERMANENT, 225 1.31.2.2 skrll CTLTYPE_NODE, "user", 226 1.31.2.2 skrll SYSCTL_DESCR("User-level"), 227 1.31.2.2 skrll NULL, 0, NULL, 0, 228 1.31.2.2 skrll CTL_USER, CTL_EOL); 229 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 230 1.31.2.2 skrll CTLFLAG_PERMANENT, 231 1.31.2.2 skrll CTLTYPE_NODE, "ddb", 232 1.31.2.2 skrll SYSCTL_DESCR("In-kernel debugger"), 233 1.31.2.2 skrll NULL, 0, NULL, 0, 234 1.31.2.2 skrll CTL_DDB, CTL_EOL); 235 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 236 1.31.2.2 skrll CTLFLAG_PERMANENT, 237 1.31.2.2 skrll CTLTYPE_NODE, "proc", 238 1.31.2.2 skrll SYSCTL_DESCR("Per-process"), 239 1.31.2.2 skrll NULL, 0, NULL, 0, 240 1.31.2.2 skrll CTL_PROC, CTL_EOL); 241 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 242 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 243 1.31.2.2 skrll CTLTYPE_NODE, "vendor", 244 1.31.2.2 skrll SYSCTL_DESCR("Vendor specific"), 245 1.31.2.2 skrll NULL, 0, NULL, 0, 246 1.31.2.2 skrll CTL_VENDOR, CTL_EOL); 247 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 248 1.31.2.2 skrll CTLFLAG_PERMANENT, 249 1.31.2.2 skrll CTLTYPE_NODE, "emul", 250 1.31.2.2 skrll SYSCTL_DESCR("Emulation settings"), 251 1.31.2.2 skrll NULL, 0, NULL, 0, 252 1.31.2.2 skrll CTL_EMUL, CTL_EOL); 253 1.31.2.8 skrll sysctl_createv(clog, 0, NULL, NULL, 254 1.31.2.8 skrll CTLFLAG_PERMANENT, 255 1.31.2.8 skrll CTLTYPE_NODE, "security", 256 1.31.2.8 skrll SYSCTL_DESCR("Security"), 257 1.31.2.8 skrll NULL, 0, NULL, 0, 258 1.31.2.8 skrll CTL_SECURITY, CTL_EOL); 259 1.31.2.2 skrll } 260 1.31.2.2 skrll 261 1.31.2.2 skrll /* 262 1.31.2.2 skrll * this setup routine is a replacement for kern_sysctl() 263 1.31.2.2 skrll */ 264 1.31.2.2 skrll SYSCTL_SETUP(sysctl_kern_setup, "sysctl kern subtree setup") 265 1.31.2.2 skrll { 266 1.31.2.2 skrll extern int kern_logsigexit; /* defined in kern/kern_sig.c */ 267 1.31.2.2 skrll extern fixpt_t ccpu; /* defined in kern/kern_synch.c */ 268 1.31.2.2 skrll extern int dumponpanic; /* defined in kern/subr_prf.c */ 269 1.31.2.2 skrll 270 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 271 1.31.2.2 skrll CTLFLAG_PERMANENT, 272 1.31.2.2 skrll CTLTYPE_NODE, "kern", NULL, 273 1.31.2.2 skrll NULL, 0, NULL, 0, 274 1.31.2.2 skrll CTL_KERN, CTL_EOL); 275 1.31.2.2 skrll 276 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 277 1.31.2.2 skrll CTLFLAG_PERMANENT, 278 1.31.2.2 skrll CTLTYPE_STRING, "ostype", 279 1.31.2.2 skrll SYSCTL_DESCR("Operating system type"), 280 1.31.2.2 skrll NULL, 0, &ostype, 0, 281 1.31.2.2 skrll CTL_KERN, KERN_OSTYPE, CTL_EOL); 282 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 283 1.31.2.2 skrll CTLFLAG_PERMANENT, 284 1.31.2.2 skrll CTLTYPE_STRING, "osrelease", 285 1.31.2.2 skrll SYSCTL_DESCR("Operating system release"), 286 1.31.2.2 skrll NULL, 0, &osrelease, 0, 287 1.31.2.2 skrll CTL_KERN, KERN_OSRELEASE, CTL_EOL); 288 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 289 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 290 1.31.2.2 skrll CTLTYPE_INT, "osrevision", 291 1.31.2.2 skrll SYSCTL_DESCR("Operating system revision"), 292 1.31.2.2 skrll NULL, __NetBSD_Version__, NULL, 0, 293 1.31.2.2 skrll CTL_KERN, KERN_OSREV, CTL_EOL); 294 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 295 1.31.2.2 skrll CTLFLAG_PERMANENT, 296 1.31.2.2 skrll CTLTYPE_STRING, "version", 297 1.31.2.2 skrll SYSCTL_DESCR("Kernel version"), 298 1.31.2.2 skrll NULL, 0, &version, 0, 299 1.31.2.2 skrll CTL_KERN, KERN_VERSION, CTL_EOL); 300 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 301 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 302 1.31.2.2 skrll CTLTYPE_INT, "maxvnodes", 303 1.31.2.2 skrll SYSCTL_DESCR("Maximum number of vnodes"), 304 1.31.2.2 skrll sysctl_kern_maxvnodes, 0, NULL, 0, 305 1.31.2.2 skrll CTL_KERN, KERN_MAXVNODES, CTL_EOL); 306 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 307 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 308 1.31.2.2 skrll CTLTYPE_INT, "maxproc", 309 1.31.2.2 skrll SYSCTL_DESCR("Maximum number of simultaneous processes"), 310 1.31.2.2 skrll sysctl_kern_maxproc, 0, NULL, 0, 311 1.31.2.2 skrll CTL_KERN, KERN_MAXPROC, CTL_EOL); 312 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 313 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 314 1.31.2.2 skrll CTLTYPE_INT, "maxfiles", 315 1.31.2.2 skrll SYSCTL_DESCR("Maximum number of open files"), 316 1.31.2.2 skrll NULL, 0, &maxfiles, 0, 317 1.31.2.2 skrll CTL_KERN, KERN_MAXFILES, CTL_EOL); 318 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 319 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 320 1.31.2.2 skrll CTLTYPE_INT, "argmax", 321 1.31.2.2 skrll SYSCTL_DESCR("Maximum number of bytes of arguments to " 322 1.31.2.2 skrll "execve(2)"), 323 1.31.2.2 skrll NULL, ARG_MAX, NULL, 0, 324 1.31.2.2 skrll CTL_KERN, KERN_ARGMAX, CTL_EOL); 325 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 326 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 327 1.31.2.2 skrll CTLTYPE_INT, "securelevel", 328 1.31.2.2 skrll SYSCTL_DESCR("System security level"), 329 1.31.2.2 skrll sysctl_kern_securelevel, 0, &securelevel, 0, 330 1.31.2.2 skrll CTL_KERN, KERN_SECURELVL, CTL_EOL); 331 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 332 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 333 1.31.2.2 skrll CTLTYPE_STRING, "hostname", 334 1.31.2.2 skrll SYSCTL_DESCR("System hostname"), 335 1.31.2.2 skrll sysctl_setlen, 0, &hostname, MAXHOSTNAMELEN, 336 1.31.2.2 skrll CTL_KERN, KERN_HOSTNAME, CTL_EOL); 337 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 338 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE|CTLFLAG_HEX, 339 1.31.2.2 skrll CTLTYPE_INT, "hostid", 340 1.31.2.2 skrll SYSCTL_DESCR("System host ID number"), 341 1.31.2.2 skrll sysctl_kern_hostid, 0, NULL, 0, 342 1.31.2.2 skrll CTL_KERN, KERN_HOSTID, CTL_EOL); 343 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 344 1.31.2.2 skrll CTLFLAG_PERMANENT, 345 1.31.2.2 skrll CTLTYPE_STRUCT, "clockrate", 346 1.31.2.2 skrll SYSCTL_DESCR("Kernel clock rates"), 347 1.31.2.2 skrll sysctl_kern_clockrate, 0, NULL, 348 1.31.2.2 skrll sizeof(struct clockinfo), 349 1.31.2.2 skrll CTL_KERN, KERN_CLOCKRATE, CTL_EOL); 350 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 351 1.31.2.2 skrll CTLFLAG_PERMANENT, 352 1.31.2.8 skrll CTLTYPE_INT, "hardclock_ticks", 353 1.31.2.8 skrll SYSCTL_DESCR("Number of hardclock ticks"), 354 1.31.2.8 skrll NULL, 0, &hardclock_ticks, sizeof(hardclock_ticks), 355 1.31.2.8 skrll CTL_KERN, KERN_HARDCLOCK_TICKS, CTL_EOL); 356 1.31.2.8 skrll sysctl_createv(clog, 0, NULL, NULL, 357 1.31.2.8 skrll CTLFLAG_PERMANENT, 358 1.31.2.2 skrll CTLTYPE_STRUCT, "vnode", 359 1.31.2.2 skrll SYSCTL_DESCR("System vnode table"), 360 1.31.2.2 skrll sysctl_kern_vnode, 0, NULL, 0, 361 1.31.2.2 skrll CTL_KERN, KERN_VNODE, CTL_EOL); 362 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 363 1.31.2.2 skrll CTLFLAG_PERMANENT, 364 1.31.2.2 skrll CTLTYPE_STRUCT, "file", 365 1.31.2.2 skrll SYSCTL_DESCR("System open file table"), 366 1.31.2.2 skrll sysctl_kern_file, 0, NULL, 0, 367 1.31.2.2 skrll CTL_KERN, KERN_FILE, CTL_EOL); 368 1.31.2.2 skrll #ifndef GPROF 369 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 370 1.31.2.2 skrll CTLFLAG_PERMANENT, 371 1.31.2.2 skrll CTLTYPE_NODE, "profiling", 372 1.31.2.2 skrll SYSCTL_DESCR("Profiling information (not available)"), 373 1.31.2.2 skrll sysctl_notavail, 0, NULL, 0, 374 1.31.2.2 skrll CTL_KERN, KERN_PROF, CTL_EOL); 375 1.31.2.2 skrll #endif 376 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 377 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 378 1.31.2.2 skrll CTLTYPE_INT, "posix1version", 379 1.31.2.2 skrll SYSCTL_DESCR("Version of ISO/IEC 9945 (POSIX 1003.1) " 380 1.31.2.2 skrll "with which the operating system attempts " 381 1.31.2.2 skrll "to comply"), 382 1.31.2.2 skrll NULL, _POSIX_VERSION, NULL, 0, 383 1.31.2.2 skrll CTL_KERN, KERN_POSIX1, CTL_EOL); 384 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 385 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 386 1.31.2.2 skrll CTLTYPE_INT, "ngroups", 387 1.31.2.2 skrll SYSCTL_DESCR("Maximum number of supplemental groups"), 388 1.31.2.2 skrll NULL, NGROUPS_MAX, NULL, 0, 389 1.31.2.2 skrll CTL_KERN, KERN_NGROUPS, CTL_EOL); 390 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 391 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 392 1.31.2.2 skrll CTLTYPE_INT, "job_control", 393 1.31.2.2 skrll SYSCTL_DESCR("Whether job control is available"), 394 1.31.2.2 skrll NULL, 1, NULL, 0, 395 1.31.2.2 skrll CTL_KERN, KERN_JOB_CONTROL, CTL_EOL); 396 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 397 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 398 1.31.2.2 skrll CTLTYPE_INT, "saved_ids", 399 1.31.2.8 skrll SYSCTL_DESCR("Whether POSIX saved set-group/user ID is " 400 1.31.2.2 skrll "available"), NULL, 401 1.31.2.2 skrll #ifdef _POSIX_SAVED_IDS 402 1.31.2.2 skrll 1, 403 1.31.2.2 skrll #else /* _POSIX_SAVED_IDS */ 404 1.31.2.2 skrll 0, 405 1.31.2.2 skrll #endif /* _POSIX_SAVED_IDS */ 406 1.31.2.2 skrll NULL, 0, CTL_KERN, KERN_SAVED_IDS, CTL_EOL); 407 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 408 1.31.2.2 skrll CTLFLAG_PERMANENT, 409 1.31.2.2 skrll CTLTYPE_STRUCT, "boottime", 410 1.31.2.2 skrll SYSCTL_DESCR("System boot time"), 411 1.31.2.2 skrll NULL, 0, &boottime, sizeof(boottime), 412 1.31.2.2 skrll CTL_KERN, KERN_BOOTTIME, CTL_EOL); 413 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 414 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 415 1.31.2.2 skrll CTLTYPE_STRING, "domainname", 416 1.31.2.2 skrll SYSCTL_DESCR("YP domain name"), 417 1.31.2.2 skrll sysctl_setlen, 0, &domainname, MAXHOSTNAMELEN, 418 1.31.2.2 skrll CTL_KERN, KERN_DOMAINNAME, CTL_EOL); 419 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 420 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 421 1.31.2.2 skrll CTLTYPE_INT, "maxpartitions", 422 1.31.2.2 skrll SYSCTL_DESCR("Maximum number of partitions allowed per " 423 1.31.2.2 skrll "disk"), 424 1.31.2.2 skrll NULL, MAXPARTITIONS, NULL, 0, 425 1.31.2.2 skrll CTL_KERN, KERN_MAXPARTITIONS, CTL_EOL); 426 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 427 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 428 1.31.2.2 skrll CTLTYPE_INT, "rawpartition", 429 1.31.2.2 skrll SYSCTL_DESCR("Raw partition of a disk"), 430 1.31.2.2 skrll NULL, RAW_PART, NULL, 0, 431 1.31.2.2 skrll CTL_KERN, KERN_RAWPARTITION, CTL_EOL); 432 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 433 1.31.2.2 skrll CTLFLAG_PERMANENT, 434 1.31.2.2 skrll CTLTYPE_STRUCT, "timex", NULL, 435 1.31.2.2 skrll sysctl_notavail, 0, NULL, 0, 436 1.31.2.2 skrll CTL_KERN, KERN_TIMEX, CTL_EOL); 437 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 438 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 439 1.31.2.2 skrll CTLTYPE_INT, "autonicetime", 440 1.31.2.2 skrll SYSCTL_DESCR("CPU clock seconds before non-root " 441 1.31.2.2 skrll "process priority is lowered"), 442 1.31.2.2 skrll sysctl_kern_autonice, 0, &autonicetime, 0, 443 1.31.2.2 skrll CTL_KERN, KERN_AUTONICETIME, CTL_EOL); 444 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 445 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 446 1.31.2.2 skrll CTLTYPE_INT, "autoniceval", 447 1.31.2.2 skrll SYSCTL_DESCR("Automatic reniced non-root process " 448 1.31.2.2 skrll "priority"), 449 1.31.2.2 skrll sysctl_kern_autonice, 0, &autoniceval, 0, 450 1.31.2.2 skrll CTL_KERN, KERN_AUTONICEVAL, CTL_EOL); 451 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 452 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 453 1.31.2.2 skrll CTLTYPE_INT, "rtc_offset", 454 1.31.2.2 skrll SYSCTL_DESCR("Offset of real time clock from UTC in " 455 1.31.2.2 skrll "minutes"), 456 1.31.2.2 skrll sysctl_kern_rtc_offset, 0, &rtc_offset, 0, 457 1.31.2.2 skrll CTL_KERN, KERN_RTC_OFFSET, CTL_EOL); 458 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 459 1.31.2.2 skrll CTLFLAG_PERMANENT, 460 1.31.2.2 skrll CTLTYPE_STRING, "root_device", 461 1.31.2.2 skrll SYSCTL_DESCR("Name of the root device"), 462 1.31.2.2 skrll sysctl_root_device, 0, NULL, 0, 463 1.31.2.2 skrll CTL_KERN, KERN_ROOT_DEVICE, CTL_EOL); 464 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 465 1.31.2.2 skrll CTLFLAG_PERMANENT, 466 1.31.2.2 skrll CTLTYPE_INT, "msgbufsize", 467 1.31.2.2 skrll SYSCTL_DESCR("Size of the kernel message buffer"), 468 1.31.2.2 skrll sysctl_msgbuf, 0, NULL, 0, 469 1.31.2.2 skrll CTL_KERN, KERN_MSGBUFSIZE, CTL_EOL); 470 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 471 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 472 1.31.2.2 skrll CTLTYPE_INT, "fsync", 473 1.31.2.2 skrll SYSCTL_DESCR("Whether the POSIX 1003.1b File " 474 1.31.2.2 skrll "Synchronization Option is available on " 475 1.31.2.2 skrll "this system"), 476 1.31.2.2 skrll NULL, 1, NULL, 0, 477 1.31.2.2 skrll CTL_KERN, KERN_FSYNC, CTL_EOL); 478 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 479 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 480 1.31.2.2 skrll CTLTYPE_INT, "sysvmsg", 481 1.31.2.2 skrll SYSCTL_DESCR("System V style message support available"), 482 1.31.2.2 skrll NULL, 483 1.31.2.2 skrll #ifdef SYSVMSG 484 1.31.2.2 skrll 1, 485 1.31.2.2 skrll #else /* SYSVMSG */ 486 1.31.2.2 skrll 0, 487 1.31.2.2 skrll #endif /* SYSVMSG */ 488 1.31.2.2 skrll NULL, 0, CTL_KERN, KERN_SYSVMSG, CTL_EOL); 489 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 490 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 491 1.31.2.2 skrll CTLTYPE_INT, "sysvsem", 492 1.31.2.2 skrll SYSCTL_DESCR("System V style semaphore support " 493 1.31.2.2 skrll "available"), NULL, 494 1.31.2.2 skrll #ifdef SYSVSEM 495 1.31.2.2 skrll 1, 496 1.31.2.2 skrll #else /* SYSVSEM */ 497 1.31.2.2 skrll 0, 498 1.31.2.2 skrll #endif /* SYSVSEM */ 499 1.31.2.2 skrll NULL, 0, CTL_KERN, KERN_SYSVSEM, CTL_EOL); 500 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 501 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 502 1.31.2.2 skrll CTLTYPE_INT, "sysvshm", 503 1.31.2.2 skrll SYSCTL_DESCR("System V style shared memory support " 504 1.31.2.2 skrll "available"), NULL, 505 1.31.2.2 skrll #ifdef SYSVSHM 506 1.31.2.2 skrll 1, 507 1.31.2.2 skrll #else /* SYSVSHM */ 508 1.31.2.2 skrll 0, 509 1.31.2.2 skrll #endif /* SYSVSHM */ 510 1.31.2.2 skrll NULL, 0, CTL_KERN, KERN_SYSVSHM, CTL_EOL); 511 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 512 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 513 1.31.2.2 skrll CTLTYPE_INT, "synchronized_io", 514 1.31.2.2 skrll SYSCTL_DESCR("Whether the POSIX 1003.1b Synchronized " 515 1.31.2.2 skrll "I/O Option is available on this system"), 516 1.31.2.2 skrll NULL, 1, NULL, 0, 517 1.31.2.2 skrll CTL_KERN, KERN_SYNCHRONIZED_IO, CTL_EOL); 518 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 519 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 520 1.31.2.2 skrll CTLTYPE_INT, "iov_max", 521 1.31.2.2 skrll SYSCTL_DESCR("Maximum number of iovec structures per " 522 1.31.2.2 skrll "process"), 523 1.31.2.2 skrll NULL, IOV_MAX, NULL, 0, 524 1.31.2.2 skrll CTL_KERN, KERN_IOV_MAX, CTL_EOL); 525 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 526 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 527 1.31.2.2 skrll CTLTYPE_INT, "mapped_files", 528 1.31.2.2 skrll SYSCTL_DESCR("Whether the POSIX 1003.1b Memory Mapped " 529 1.31.2.2 skrll "Files Option is available on this system"), 530 1.31.2.2 skrll NULL, 1, NULL, 0, 531 1.31.2.2 skrll CTL_KERN, KERN_MAPPED_FILES, CTL_EOL); 532 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 533 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 534 1.31.2.2 skrll CTLTYPE_INT, "memlock", 535 1.31.2.2 skrll SYSCTL_DESCR("Whether the POSIX 1003.1b Process Memory " 536 1.31.2.2 skrll "Locking Option is available on this " 537 1.31.2.2 skrll "system"), 538 1.31.2.2 skrll NULL, 1, NULL, 0, 539 1.31.2.2 skrll CTL_KERN, KERN_MEMLOCK, CTL_EOL); 540 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 541 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 542 1.31.2.2 skrll CTLTYPE_INT, "memlock_range", 543 1.31.2.2 skrll SYSCTL_DESCR("Whether the POSIX 1003.1b Range Memory " 544 1.31.2.2 skrll "Locking Option is available on this " 545 1.31.2.2 skrll "system"), 546 1.31.2.2 skrll NULL, 1, NULL, 0, 547 1.31.2.2 skrll CTL_KERN, KERN_MEMLOCK_RANGE, CTL_EOL); 548 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 549 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 550 1.31.2.2 skrll CTLTYPE_INT, "memory_protection", 551 1.31.2.2 skrll SYSCTL_DESCR("Whether the POSIX 1003.1b Memory " 552 1.31.2.2 skrll "Protection Option is available on this " 553 1.31.2.2 skrll "system"), 554 1.31.2.2 skrll NULL, 1, NULL, 0, 555 1.31.2.2 skrll CTL_KERN, KERN_MEMORY_PROTECTION, CTL_EOL); 556 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 557 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 558 1.31.2.2 skrll CTLTYPE_INT, "login_name_max", 559 1.31.2.2 skrll SYSCTL_DESCR("Maximum login name length"), 560 1.31.2.2 skrll NULL, LOGIN_NAME_MAX, NULL, 0, 561 1.31.2.2 skrll CTL_KERN, KERN_LOGIN_NAME_MAX, CTL_EOL); 562 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 563 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 564 1.31.2.2 skrll CTLTYPE_STRING, "defcorename", 565 1.31.2.2 skrll SYSCTL_DESCR("Default core file name"), 566 1.31.2.2 skrll sysctl_kern_defcorename, 0, defcorename, MAXPATHLEN, 567 1.31.2.2 skrll CTL_KERN, KERN_DEFCORENAME, CTL_EOL); 568 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 569 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 570 1.31.2.2 skrll CTLTYPE_INT, "logsigexit", 571 1.31.2.2 skrll SYSCTL_DESCR("Log process exit when caused by signals"), 572 1.31.2.2 skrll NULL, 0, &kern_logsigexit, 0, 573 1.31.2.2 skrll CTL_KERN, KERN_LOGSIGEXIT, CTL_EOL); 574 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 575 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 576 1.31.2.2 skrll CTLTYPE_INT, "fscale", 577 1.31.2.2 skrll SYSCTL_DESCR("Kernel fixed-point scale factor"), 578 1.31.2.2 skrll NULL, FSCALE, NULL, 0, 579 1.31.2.2 skrll CTL_KERN, KERN_FSCALE, CTL_EOL); 580 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 581 1.31.2.2 skrll CTLFLAG_PERMANENT, 582 1.31.2.2 skrll CTLTYPE_INT, "ccpu", 583 1.31.2.2 skrll SYSCTL_DESCR("Scheduler exponential decay value"), 584 1.31.2.2 skrll NULL, 0, &ccpu, 0, 585 1.31.2.2 skrll CTL_KERN, KERN_CCPU, CTL_EOL); 586 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 587 1.31.2.2 skrll CTLFLAG_PERMANENT, 588 1.31.2.2 skrll CTLTYPE_STRUCT, "cp_time", 589 1.31.2.2 skrll SYSCTL_DESCR("Clock ticks spent in different CPU states"), 590 1.31.2.2 skrll sysctl_kern_cptime, 0, NULL, 0, 591 1.31.2.2 skrll CTL_KERN, KERN_CP_TIME, CTL_EOL); 592 1.31.2.2 skrll #if defined(SYSVMSG) || defined(SYSVSEM) || defined(SYSVSHM) 593 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 594 1.31.2.2 skrll CTLFLAG_PERMANENT, 595 1.31.2.2 skrll CTLTYPE_STRUCT, "sysvipc_info", 596 1.31.2.2 skrll SYSCTL_DESCR("System V style IPC information"), 597 1.31.2.2 skrll sysctl_kern_sysvipc, 0, NULL, 0, 598 1.31.2.2 skrll CTL_KERN, KERN_SYSVIPC_INFO, CTL_EOL); 599 1.31.2.2 skrll #endif /* SYSVMSG || SYSVSEM || SYSVSHM */ 600 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 601 1.31.2.2 skrll CTLFLAG_PERMANENT, 602 1.31.2.2 skrll CTLTYPE_INT, "msgbuf", 603 1.31.2.2 skrll SYSCTL_DESCR("Kernel message buffer"), 604 1.31.2.2 skrll sysctl_msgbuf, 0, NULL, 0, 605 1.31.2.2 skrll CTL_KERN, KERN_MSGBUF, CTL_EOL); 606 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 607 1.31.2.2 skrll CTLFLAG_PERMANENT, 608 1.31.2.2 skrll CTLTYPE_STRUCT, "consdev", 609 1.31.2.2 skrll SYSCTL_DESCR("Console device"), 610 1.31.2.2 skrll sysctl_consdev, 0, NULL, sizeof(dev_t), 611 1.31.2.2 skrll CTL_KERN, KERN_CONSDEV, CTL_EOL); 612 1.31.2.2 skrll #if NPTY > 0 613 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 614 1.31.2.2 skrll CTLFLAG_PERMANENT, 615 1.31.2.2 skrll CTLTYPE_INT, "maxptys", 616 1.31.2.2 skrll SYSCTL_DESCR("Maximum number of pseudo-ttys"), 617 1.31.2.2 skrll sysctl_kern_maxptys, 0, NULL, 0, 618 1.31.2.2 skrll CTL_KERN, KERN_MAXPTYS, CTL_EOL); 619 1.31.2.2 skrll #endif /* NPTY > 0 */ 620 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 621 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 622 1.31.2.2 skrll CTLTYPE_INT, "maxphys", 623 1.31.2.2 skrll SYSCTL_DESCR("Maximum raw I/O transfer size"), 624 1.31.2.2 skrll NULL, MAXPHYS, NULL, 0, 625 1.31.2.2 skrll CTL_KERN, KERN_MAXPHYS, CTL_EOL); 626 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 627 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 628 1.31.2.2 skrll CTLTYPE_INT, "sbmax", 629 1.31.2.2 skrll SYSCTL_DESCR("Maximum socket buffer size"), 630 1.31.2.2 skrll sysctl_kern_sbmax, 0, NULL, 0, 631 1.31.2.2 skrll CTL_KERN, KERN_SBMAX, CTL_EOL); 632 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 633 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 634 1.31.2.2 skrll CTLTYPE_INT, "monotonic_clock", 635 1.31.2.2 skrll SYSCTL_DESCR("Implementation version of the POSIX " 636 1.31.2.2 skrll "1003.1b Monotonic Clock Option"), 637 1.31.2.2 skrll /* XXX _POSIX_VERSION */ 638 1.31.2.2 skrll NULL, _POSIX_MONOTONIC_CLOCK, NULL, 0, 639 1.31.2.2 skrll CTL_KERN, KERN_MONOTONIC_CLOCK, CTL_EOL); 640 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 641 1.31.2.2 skrll CTLFLAG_PERMANENT, 642 1.31.2.2 skrll CTLTYPE_INT, "urandom", 643 1.31.2.2 skrll SYSCTL_DESCR("Random integer value"), 644 1.31.2.2 skrll sysctl_kern_urnd, 0, NULL, 0, 645 1.31.2.2 skrll CTL_KERN, KERN_URND, CTL_EOL); 646 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 647 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 648 1.31.2.2 skrll CTLTYPE_INT, "labelsector", 649 1.31.2.2 skrll SYSCTL_DESCR("Sector number containing the disklabel"), 650 1.31.2.2 skrll NULL, LABELSECTOR, NULL, 0, 651 1.31.2.2 skrll CTL_KERN, KERN_LABELSECTOR, CTL_EOL); 652 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 653 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 654 1.31.2.2 skrll CTLTYPE_INT, "labeloffset", 655 1.31.2.2 skrll SYSCTL_DESCR("Offset of the disklabel within the " 656 1.31.2.2 skrll "sector"), 657 1.31.2.2 skrll NULL, LABELOFFSET, NULL, 0, 658 1.31.2.2 skrll CTL_KERN, KERN_LABELOFFSET, CTL_EOL); 659 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 660 1.31.2.2 skrll CTLFLAG_PERMANENT, 661 1.31.2.2 skrll CTLTYPE_NODE, "lwp", 662 1.31.2.2 skrll SYSCTL_DESCR("System-wide LWP information"), 663 1.31.2.2 skrll sysctl_kern_lwp, 0, NULL, 0, 664 1.31.2.2 skrll CTL_KERN, KERN_LWP, CTL_EOL); 665 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 666 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 667 1.31.2.2 skrll CTLTYPE_INT, "forkfsleep", 668 1.31.2.2 skrll SYSCTL_DESCR("Milliseconds to sleep on fork failure due " 669 1.31.2.2 skrll "to process limits"), 670 1.31.2.2 skrll sysctl_kern_forkfsleep, 0, NULL, 0, 671 1.31.2.2 skrll CTL_KERN, KERN_FORKFSLEEP, CTL_EOL); 672 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 673 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 674 1.31.2.2 skrll CTLTYPE_INT, "posix_threads", 675 1.31.2.2 skrll SYSCTL_DESCR("Version of IEEE Std 1003.1 and its " 676 1.31.2.2 skrll "Threads option to which the system " 677 1.31.2.2 skrll "attempts to conform"), 678 1.31.2.2 skrll /* XXX _POSIX_VERSION */ 679 1.31.2.2 skrll NULL, _POSIX_THREADS, NULL, 0, 680 1.31.2.2 skrll CTL_KERN, KERN_POSIX_THREADS, CTL_EOL); 681 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 682 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 683 1.31.2.2 skrll CTLTYPE_INT, "posix_semaphores", 684 1.31.2.2 skrll SYSCTL_DESCR("Version of IEEE Std 1003.1 and its " 685 1.31.2.2 skrll "Semaphores option to which the system " 686 1.31.2.2 skrll "attempts to conform"), NULL, 687 1.31.2.2 skrll #ifdef P1003_1B_SEMAPHORE 688 1.31.2.2 skrll 200112, 689 1.31.2.2 skrll #else /* P1003_1B_SEMAPHORE */ 690 1.31.2.2 skrll 0, 691 1.31.2.2 skrll #endif /* P1003_1B_SEMAPHORE */ 692 1.31.2.2 skrll NULL, 0, CTL_KERN, KERN_POSIX_SEMAPHORES, CTL_EOL); 693 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 694 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 695 1.31.2.2 skrll CTLTYPE_INT, "posix_barriers", 696 1.31.2.2 skrll SYSCTL_DESCR("Version of IEEE Std 1003.1 and its " 697 1.31.2.2 skrll "Barriers option to which the system " 698 1.31.2.2 skrll "attempts to conform"), 699 1.31.2.2 skrll /* XXX _POSIX_VERSION */ 700 1.31.2.2 skrll NULL, _POSIX_BARRIERS, NULL, 0, 701 1.31.2.2 skrll CTL_KERN, KERN_POSIX_BARRIERS, CTL_EOL); 702 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 703 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 704 1.31.2.2 skrll CTLTYPE_INT, "posix_timers", 705 1.31.2.2 skrll SYSCTL_DESCR("Version of IEEE Std 1003.1 and its " 706 1.31.2.2 skrll "Timers option to which the system " 707 1.31.2.2 skrll "attempts to conform"), 708 1.31.2.2 skrll /* XXX _POSIX_VERSION */ 709 1.31.2.2 skrll NULL, _POSIX_TIMERS, NULL, 0, 710 1.31.2.2 skrll CTL_KERN, KERN_POSIX_TIMERS, CTL_EOL); 711 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 712 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 713 1.31.2.2 skrll CTLTYPE_INT, "posix_spin_locks", 714 1.31.2.2 skrll SYSCTL_DESCR("Version of IEEE Std 1003.1 and its Spin " 715 1.31.2.2 skrll "Locks option to which the system attempts " 716 1.31.2.2 skrll "to conform"), 717 1.31.2.2 skrll /* XXX _POSIX_VERSION */ 718 1.31.2.2 skrll NULL, _POSIX_SPIN_LOCKS, NULL, 0, 719 1.31.2.2 skrll CTL_KERN, KERN_POSIX_SPIN_LOCKS, CTL_EOL); 720 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 721 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 722 1.31.2.2 skrll CTLTYPE_INT, "posix_reader_writer_locks", 723 1.31.2.2 skrll SYSCTL_DESCR("Version of IEEE Std 1003.1 and its " 724 1.31.2.2 skrll "Read-Write Locks option to which the " 725 1.31.2.2 skrll "system attempts to conform"), 726 1.31.2.2 skrll /* XXX _POSIX_VERSION */ 727 1.31.2.2 skrll NULL, _POSIX_READER_WRITER_LOCKS, NULL, 0, 728 1.31.2.2 skrll CTL_KERN, KERN_POSIX_READER_WRITER_LOCKS, CTL_EOL); 729 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 730 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 731 1.31.2.2 skrll CTLTYPE_INT, "dump_on_panic", 732 1.31.2.2 skrll SYSCTL_DESCR("Perform a crash dump on system panic"), 733 1.31.2.2 skrll NULL, 0, &dumponpanic, 0, 734 1.31.2.2 skrll CTL_KERN, KERN_DUMP_ON_PANIC, CTL_EOL); 735 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 736 1.31.2.2 skrll CTLFLAG_PERMANENT, 737 1.31.2.2 skrll CTLTYPE_INT, "root_partition", 738 1.31.2.2 skrll SYSCTL_DESCR("Root partition on the root device"), 739 1.31.2.2 skrll sysctl_kern_root_partition, 0, NULL, 0, 740 1.31.2.2 skrll CTL_KERN, KERN_ROOT_PARTITION, CTL_EOL); 741 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 742 1.31.2.2 skrll CTLFLAG_PERMANENT, 743 1.31.2.2 skrll CTLTYPE_STRUCT, "drivers", 744 1.31.2.2 skrll SYSCTL_DESCR("List of all drivers with block and " 745 1.31.2.2 skrll "character device numbers"), 746 1.31.2.2 skrll sysctl_kern_drivers, 0, NULL, 0, 747 1.31.2.2 skrll CTL_KERN, KERN_DRIVERS, CTL_EOL); 748 1.31.2.7 skrll sysctl_createv(clog, 0, NULL, NULL, 749 1.31.2.7 skrll CTLFLAG_PERMANENT, 750 1.31.2.7 skrll CTLTYPE_STRUCT, "file2", 751 1.31.2.7 skrll SYSCTL_DESCR("System open file table"), 752 1.31.2.7 skrll sysctl_kern_file2, 0, NULL, 0, 753 1.31.2.7 skrll CTL_KERN, KERN_FILE2, CTL_EOL); 754 1.31.2.8 skrll #ifdef VERIFIED_EXEC 755 1.31.2.8 skrll sysctl_createv(clog, 0, NULL, NULL, 756 1.31.2.8 skrll CTLFLAG_PERMANENT, 757 1.31.2.8 skrll CTLTYPE_NODE, "veriexec", 758 1.31.2.8 skrll SYSCTL_DESCR("Verified Exec"), 759 1.31.2.8 skrll NULL, 0, NULL, 0, 760 1.31.2.8 skrll CTL_KERN, KERN_VERIEXEC, CTL_EOL); 761 1.31.2.8 skrll sysctl_createv(clog, 0, NULL, NULL, 762 1.31.2.8 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 763 1.31.2.8 skrll CTLTYPE_INT, "verbose", 764 1.31.2.8 skrll SYSCTL_DESCR("Verified Exec verbose level"), 765 1.31.2.8 skrll NULL, 0, &veriexec_verbose, 0, 766 1.31.2.8 skrll CTL_KERN, KERN_VERIEXEC, VERIEXEC_VERBOSE, 767 1.31.2.8 skrll CTL_EOL); 768 1.31.2.8 skrll sysctl_createv(clog, 0, NULL, NULL, 769 1.31.2.8 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 770 1.31.2.8 skrll CTLTYPE_INT, "strict", 771 1.31.2.8 skrll SYSCTL_DESCR("Verified Exec strict level"), 772 1.31.2.8 skrll sysctl_kern_veriexec, 0, NULL, 0, 773 1.31.2.8 skrll CTL_KERN, KERN_VERIEXEC, VERIEXEC_STRICT, CTL_EOL); 774 1.31.2.8 skrll sysctl_createv(clog, 0, NULL, NULL, 775 1.31.2.8 skrll CTLFLAG_PERMANENT, 776 1.31.2.8 skrll CTLTYPE_STRING, "algorithms", 777 1.31.2.8 skrll SYSCTL_DESCR("Verified Exec supported hashing " 778 1.31.2.8 skrll "algorithms"), 779 1.31.2.8 skrll sysctl_kern_veriexec, 0, NULL, 0, 780 1.31.2.8 skrll CTL_KERN, KERN_VERIEXEC, VERIEXEC_ALGORITHMS, CTL_EOL); 781 1.31.2.8 skrll sysctl_createv(clog, 0, NULL, &veriexec_count_node, 782 1.31.2.8 skrll CTLFLAG_PERMANENT, 783 1.31.2.8 skrll CTLTYPE_NODE, "count", 784 1.31.2.8 skrll SYSCTL_DESCR("Number of fingerprints on device(s)"), 785 1.31.2.8 skrll NULL, 0, NULL, 0, 786 1.31.2.8 skrll CTL_KERN, KERN_VERIEXEC, VERIEXEC_COUNT, CTL_EOL); 787 1.31.2.8 skrll #endif /* VERIFIED_EXEC */ 788 1.31.2.8 skrll sysctl_createv(clog, 0, NULL, NULL, 789 1.31.2.8 skrll CTLFLAG_PERMANENT, 790 1.31.2.8 skrll CTLTYPE_STRUCT, "cp_id", 791 1.31.2.8 skrll SYSCTL_DESCR("Mapping of CPU number to CPU id"), 792 1.31.2.8 skrll sysctl_kern_cpid, 0, NULL, 0, 793 1.31.2.8 skrll CTL_KERN, KERN_CP_ID, CTL_EOL); 794 1.31.2.2 skrll } 795 1.31.2.2 skrll 796 1.31.2.2 skrll SYSCTL_SETUP(sysctl_kern_proc_setup, 797 1.31.2.2 skrll "sysctl kern.proc/proc2/proc_args subtree setup") 798 1.31.2.2 skrll { 799 1.31.2.2 skrll 800 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 801 1.31.2.2 skrll CTLFLAG_PERMANENT, 802 1.31.2.2 skrll CTLTYPE_NODE, "kern", NULL, 803 1.31.2.2 skrll NULL, 0, NULL, 0, 804 1.31.2.2 skrll CTL_KERN, CTL_EOL); 805 1.31.2.2 skrll 806 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 807 1.31.2.2 skrll CTLFLAG_PERMANENT, 808 1.31.2.2 skrll CTLTYPE_NODE, "proc", 809 1.31.2.2 skrll SYSCTL_DESCR("System-wide process information"), 810 1.31.2.2 skrll sysctl_doeproc, 0, NULL, 0, 811 1.31.2.2 skrll CTL_KERN, KERN_PROC, CTL_EOL); 812 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 813 1.31.2.2 skrll CTLFLAG_PERMANENT, 814 1.31.2.2 skrll CTLTYPE_NODE, "proc2", 815 1.31.2.2 skrll SYSCTL_DESCR("Machine-independent process information"), 816 1.31.2.2 skrll sysctl_doeproc, 0, NULL, 0, 817 1.31.2.2 skrll CTL_KERN, KERN_PROC2, CTL_EOL); 818 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 819 1.31.2.2 skrll CTLFLAG_PERMANENT, 820 1.31.2.2 skrll CTLTYPE_NODE, "proc_args", 821 1.31.2.2 skrll SYSCTL_DESCR("Process argument information"), 822 1.31.2.2 skrll sysctl_kern_proc_args, 0, NULL, 0, 823 1.31.2.2 skrll CTL_KERN, KERN_PROC_ARGS, CTL_EOL); 824 1.31.2.2 skrll 825 1.31.2.2 skrll /* 826 1.31.2.2 skrll "nodes" under these: 827 1.31.2.2 skrll 828 1.31.2.2 skrll KERN_PROC_ALL 829 1.31.2.2 skrll KERN_PROC_PID pid 830 1.31.2.2 skrll KERN_PROC_PGRP pgrp 831 1.31.2.2 skrll KERN_PROC_SESSION sess 832 1.31.2.2 skrll KERN_PROC_TTY tty 833 1.31.2.2 skrll KERN_PROC_UID uid 834 1.31.2.2 skrll KERN_PROC_RUID uid 835 1.31.2.2 skrll KERN_PROC_GID gid 836 1.31.2.2 skrll KERN_PROC_RGID gid 837 1.31.2.2 skrll 838 1.31.2.2 skrll all in all, probably not worth the effort... 839 1.31.2.2 skrll */ 840 1.31.2.2 skrll } 841 1.31.2.2 skrll 842 1.31.2.2 skrll SYSCTL_SETUP(sysctl_hw_setup, "sysctl hw subtree setup") 843 1.31.2.2 skrll { 844 1.31.2.2 skrll u_int u; 845 1.31.2.2 skrll u_quad_t q; 846 1.31.2.2 skrll 847 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 848 1.31.2.2 skrll CTLFLAG_PERMANENT, 849 1.31.2.2 skrll CTLTYPE_NODE, "hw", NULL, 850 1.31.2.2 skrll NULL, 0, NULL, 0, 851 1.31.2.2 skrll CTL_HW, CTL_EOL); 852 1.31.2.2 skrll 853 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 854 1.31.2.2 skrll CTLFLAG_PERMANENT, 855 1.31.2.2 skrll CTLTYPE_STRING, "machine", 856 1.31.2.2 skrll SYSCTL_DESCR("Machine class"), 857 1.31.2.2 skrll NULL, 0, machine, 0, 858 1.31.2.2 skrll CTL_HW, HW_MACHINE, CTL_EOL); 859 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 860 1.31.2.2 skrll CTLFLAG_PERMANENT, 861 1.31.2.2 skrll CTLTYPE_STRING, "model", 862 1.31.2.2 skrll SYSCTL_DESCR("Machine model"), 863 1.31.2.2 skrll NULL, 0, cpu_model, 0, 864 1.31.2.2 skrll CTL_HW, HW_MODEL, CTL_EOL); 865 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 866 1.31.2.2 skrll CTLFLAG_PERMANENT, 867 1.31.2.2 skrll CTLTYPE_INT, "ncpu", 868 1.31.2.2 skrll SYSCTL_DESCR("Number of active CPUs"), 869 1.31.2.2 skrll sysctl_hw_ncpu, 0, NULL, 0, 870 1.31.2.2 skrll CTL_HW, HW_NCPU, CTL_EOL); 871 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 872 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 873 1.31.2.2 skrll CTLTYPE_INT, "byteorder", 874 1.31.2.2 skrll SYSCTL_DESCR("System byte order"), 875 1.31.2.2 skrll NULL, BYTE_ORDER, NULL, 0, 876 1.31.2.2 skrll CTL_HW, HW_BYTEORDER, CTL_EOL); 877 1.31.2.2 skrll u = ((u_int)physmem > (UINT_MAX / PAGE_SIZE)) ? 878 1.31.2.2 skrll UINT_MAX : physmem * PAGE_SIZE; 879 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 880 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 881 1.31.2.2 skrll CTLTYPE_INT, "physmem", 882 1.31.2.2 skrll SYSCTL_DESCR("Bytes of physical memory"), 883 1.31.2.2 skrll NULL, u, NULL, 0, 884 1.31.2.2 skrll CTL_HW, HW_PHYSMEM, CTL_EOL); 885 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 886 1.31.2.2 skrll CTLFLAG_PERMANENT, 887 1.31.2.2 skrll CTLTYPE_INT, "usermem", 888 1.31.2.2 skrll SYSCTL_DESCR("Bytes of non-kernel memory"), 889 1.31.2.2 skrll sysctl_hw_usermem, 0, NULL, 0, 890 1.31.2.2 skrll CTL_HW, HW_USERMEM, CTL_EOL); 891 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 892 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 893 1.31.2.2 skrll CTLTYPE_INT, "pagesize", 894 1.31.2.2 skrll SYSCTL_DESCR("Software page size"), 895 1.31.2.2 skrll NULL, PAGE_SIZE, NULL, 0, 896 1.31.2.2 skrll CTL_HW, HW_PAGESIZE, CTL_EOL); 897 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 898 1.31.2.2 skrll CTLFLAG_PERMANENT, 899 1.31.2.2 skrll CTLTYPE_STRING, "disknames", 900 1.31.2.2 skrll SYSCTL_DESCR("List of disk devices present"), 901 1.31.2.2 skrll sysctl_hw_disknames, 0, NULL, 0, 902 1.31.2.2 skrll CTL_HW, HW_DISKNAMES, CTL_EOL); 903 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 904 1.31.2.2 skrll CTLFLAG_PERMANENT, 905 1.31.2.2 skrll CTLTYPE_STRUCT, "diskstats", 906 1.31.2.2 skrll SYSCTL_DESCR("Statistics on disk operation"), 907 1.31.2.2 skrll sysctl_hw_diskstats, 0, NULL, 0, 908 1.31.2.2 skrll CTL_HW, HW_DISKSTATS, CTL_EOL); 909 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 910 1.31.2.2 skrll CTLFLAG_PERMANENT, 911 1.31.2.2 skrll CTLTYPE_STRING, "machine_arch", 912 1.31.2.2 skrll SYSCTL_DESCR("Machine CPU class"), 913 1.31.2.2 skrll NULL, 0, machine_arch, 0, 914 1.31.2.2 skrll CTL_HW, HW_MACHINE_ARCH, CTL_EOL); 915 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 916 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 917 1.31.2.2 skrll CTLTYPE_INT, "alignbytes", 918 1.31.2.2 skrll SYSCTL_DESCR("Alignment constraint for all possible " 919 1.31.2.2 skrll "data types"), 920 1.31.2.2 skrll NULL, ALIGNBYTES, NULL, 0, 921 1.31.2.2 skrll CTL_HW, HW_ALIGNBYTES, CTL_EOL); 922 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 923 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE|CTLFLAG_HEX, 924 1.31.2.2 skrll CTLTYPE_STRING, "cnmagic", 925 1.31.2.2 skrll SYSCTL_DESCR("Console magic key sequence"), 926 1.31.2.2 skrll sysctl_hw_cnmagic, 0, NULL, CNS_LEN, 927 1.31.2.2 skrll CTL_HW, HW_CNMAGIC, CTL_EOL); 928 1.31.2.2 skrll q = (u_quad_t)physmem * PAGE_SIZE; 929 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 930 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 931 1.31.2.2 skrll CTLTYPE_QUAD, "physmem64", 932 1.31.2.2 skrll SYSCTL_DESCR("Bytes of physical memory"), 933 1.31.2.2 skrll NULL, q, NULL, 0, 934 1.31.2.2 skrll CTL_HW, HW_PHYSMEM64, CTL_EOL); 935 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 936 1.31.2.2 skrll CTLFLAG_PERMANENT, 937 1.31.2.2 skrll CTLTYPE_QUAD, "usermem64", 938 1.31.2.2 skrll SYSCTL_DESCR("Bytes of non-kernel memory"), 939 1.31.2.2 skrll sysctl_hw_usermem, 0, NULL, 0, 940 1.31.2.2 skrll CTL_HW, HW_USERMEM64, CTL_EOL); 941 1.31.2.2 skrll } 942 1.31.2.2 skrll 943 1.31.2.2 skrll #ifdef DEBUG 944 1.31.2.2 skrll /* 945 1.31.2.2 skrll * Debugging related system variables. 946 1.31.2.2 skrll */ 947 1.31.2.2 skrll struct ctldebug /* debug0, */ /* debug1, */ debug2, debug3, debug4; 948 1.31.2.2 skrll struct ctldebug debug5, debug6, debug7, debug8, debug9; 949 1.31.2.2 skrll struct ctldebug debug10, debug11, debug12, debug13, debug14; 950 1.31.2.2 skrll struct ctldebug debug15, debug16, debug17, debug18, debug19; 951 1.31.2.2 skrll static struct ctldebug *debugvars[CTL_DEBUG_MAXID] = { 952 1.31.2.2 skrll &debug0, &debug1, &debug2, &debug3, &debug4, 953 1.31.2.2 skrll &debug5, &debug6, &debug7, &debug8, &debug9, 954 1.31.2.2 skrll &debug10, &debug11, &debug12, &debug13, &debug14, 955 1.31.2.2 skrll &debug15, &debug16, &debug17, &debug18, &debug19, 956 1.31.2.2 skrll }; 957 1.31.2.2 skrll 958 1.31.2.2 skrll /* 959 1.31.2.2 skrll * this setup routine is a replacement for debug_sysctl() 960 1.31.2.2 skrll * 961 1.31.2.2 skrll * note that it creates several nodes per defined debug variable 962 1.31.2.2 skrll */ 963 1.31.2.2 skrll SYSCTL_SETUP(sysctl_debug_setup, "sysctl debug subtree setup") 964 1.31.2.2 skrll { 965 1.31.2.2 skrll struct ctldebug *cdp; 966 1.31.2.2 skrll char nodename[20]; 967 1.31.2.2 skrll int i; 968 1.31.2.2 skrll 969 1.31.2.2 skrll /* 970 1.31.2.2 skrll * two ways here: 971 1.31.2.2 skrll * 972 1.31.2.2 skrll * the "old" way (debug.name -> value) which was emulated by 973 1.31.2.2 skrll * the sysctl(8) binary 974 1.31.2.2 skrll * 975 1.31.2.2 skrll * the new way, which the sysctl(8) binary was actually using 976 1.31.2.2 skrll 977 1.31.2.2 skrll node debug 978 1.31.2.2 skrll node debug.0 979 1.31.2.2 skrll string debug.0.name 980 1.31.2.2 skrll int debug.0.value 981 1.31.2.2 skrll int debug.name 982 1.31.2.2 skrll 983 1.31.2.2 skrll */ 984 1.31.2.2 skrll 985 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 986 1.31.2.2 skrll CTLFLAG_PERMANENT, 987 1.31.2.2 skrll CTLTYPE_NODE, "debug", NULL, 988 1.31.2.2 skrll NULL, 0, NULL, 0, 989 1.31.2.2 skrll CTL_DEBUG, CTL_EOL); 990 1.31.2.2 skrll 991 1.31.2.2 skrll for (i = 0; i < CTL_DEBUG_MAXID; i++) { 992 1.31.2.2 skrll cdp = debugvars[i]; 993 1.31.2.2 skrll if (cdp->debugname == NULL || cdp->debugvar == NULL) 994 1.31.2.2 skrll continue; 995 1.31.2.2 skrll 996 1.31.2.2 skrll snprintf(nodename, sizeof(nodename), "debug%d", i); 997 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 998 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_HIDDEN, 999 1.31.2.2 skrll CTLTYPE_NODE, nodename, NULL, 1000 1.31.2.2 skrll NULL, 0, NULL, 0, 1001 1.31.2.2 skrll CTL_DEBUG, i, CTL_EOL); 1002 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 1003 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_HIDDEN, 1004 1.31.2.2 skrll CTLTYPE_STRING, "name", NULL, 1005 1.31.2.8 skrll /*XXXUNCONST*/ 1006 1.31.2.8 skrll NULL, 0, __UNCONST(cdp->debugname), 0, 1007 1.31.2.2 skrll CTL_DEBUG, i, CTL_DEBUG_NAME, CTL_EOL); 1008 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 1009 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_HIDDEN, 1010 1.31.2.2 skrll CTLTYPE_INT, "value", NULL, 1011 1.31.2.2 skrll NULL, 0, cdp->debugvar, 0, 1012 1.31.2.2 skrll CTL_DEBUG, i, CTL_DEBUG_VALUE, CTL_EOL); 1013 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 1014 1.31.2.2 skrll CTLFLAG_PERMANENT, 1015 1.31.2.2 skrll CTLTYPE_INT, cdp->debugname, NULL, 1016 1.31.2.2 skrll NULL, 0, cdp->debugvar, 0, 1017 1.31.2.2 skrll CTL_DEBUG, CTL_CREATE, CTL_EOL); 1018 1.31.2.2 skrll } 1019 1.31.2.2 skrll } 1020 1.31.2.2 skrll #endif /* DEBUG */ 1021 1.31.2.2 skrll 1022 1.31.2.8 skrll SYSCTL_SETUP(sysctl_security_setup, "sysctl security subtree setup") 1023 1.31.2.8 skrll { 1024 1.31.2.8 skrll sysctl_createv(clog, 0, NULL, NULL, 1025 1.31.2.8 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 1026 1.31.2.8 skrll CTLTYPE_INT, "curtain", 1027 1.31.2.8 skrll SYSCTL_DESCR("Curtain information about objects" 1028 1.31.2.8 skrll " to users not owning them."), 1029 1.31.2.8 skrll NULL, 0, &security_curtain, 0, 1030 1.31.2.8 skrll CTL_SECURITY, SECURITY_CURTAIN, CTL_EOL); 1031 1.31.2.8 skrll } 1032 1.31.2.8 skrll 1033 1.31.2.2 skrll /* 1034 1.31.2.2 skrll * ******************************************************************** 1035 1.31.2.2 skrll * section 2: private node-specific helper routines. 1036 1.31.2.2 skrll * ******************************************************************** 1037 1.31.2.2 skrll */ 1038 1.31.2.2 skrll 1039 1.31.2.2 skrll /* 1040 1.31.2.2 skrll * sysctl helper routine for kern.maxvnodes. drain vnodes if 1041 1.31.2.2 skrll * new value is lower than desiredvnodes and then calls reinit 1042 1.31.2.2 skrll * routines that needs to adjust to the new value. 1043 1.31.2.2 skrll */ 1044 1.31.2.2 skrll static int 1045 1.31.2.2 skrll sysctl_kern_maxvnodes(SYSCTLFN_ARGS) 1046 1.31.2.2 skrll { 1047 1.31.2.2 skrll int error, new_vnodes, old_vnodes; 1048 1.31.2.2 skrll struct sysctlnode node; 1049 1.31.2.2 skrll 1050 1.31.2.2 skrll new_vnodes = desiredvnodes; 1051 1.31.2.2 skrll node = *rnode; 1052 1.31.2.2 skrll node.sysctl_data = &new_vnodes; 1053 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1054 1.31.2.2 skrll if (error || newp == NULL) 1055 1.31.2.2 skrll return (error); 1056 1.31.2.2 skrll 1057 1.31.2.2 skrll old_vnodes = desiredvnodes; 1058 1.31.2.2 skrll desiredvnodes = new_vnodes; 1059 1.31.2.2 skrll if (new_vnodes < old_vnodes) { 1060 1.31.2.4 skrll error = vfs_drainvnodes(new_vnodes, l); 1061 1.31.2.2 skrll if (error) { 1062 1.31.2.2 skrll desiredvnodes = old_vnodes; 1063 1.31.2.2 skrll return (error); 1064 1.31.2.2 skrll } 1065 1.31.2.2 skrll } 1066 1.31.2.2 skrll vfs_reinit(); 1067 1.31.2.2 skrll nchreinit(); 1068 1.31.2.2 skrll 1069 1.31.2.2 skrll return (0); 1070 1.31.2.2 skrll } 1071 1.31.2.2 skrll 1072 1.31.2.2 skrll /* 1073 1.31.2.2 skrll * sysctl helper routine for rtc_offset - set time after changes 1074 1.31.2.2 skrll */ 1075 1.31.2.2 skrll static int 1076 1.31.2.2 skrll sysctl_kern_rtc_offset(SYSCTLFN_ARGS) 1077 1.31.2.2 skrll { 1078 1.31.2.9 christos struct timespec ts, delta; 1079 1.31.2.9 christos int error, new_rtc_offset; 1080 1.31.2.2 skrll struct sysctlnode node; 1081 1.31.2.2 skrll 1082 1.31.2.2 skrll new_rtc_offset = rtc_offset; 1083 1.31.2.2 skrll node = *rnode; 1084 1.31.2.2 skrll node.sysctl_data = &new_rtc_offset; 1085 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1086 1.31.2.2 skrll if (error || newp == NULL) 1087 1.31.2.2 skrll return (error); 1088 1.31.2.2 skrll 1089 1.31.2.2 skrll if (securelevel > 0) 1090 1.31.2.2 skrll return (EPERM); 1091 1.31.2.2 skrll if (rtc_offset == new_rtc_offset) 1092 1.31.2.2 skrll return (0); 1093 1.31.2.2 skrll 1094 1.31.2.2 skrll /* if we change the offset, adjust the time */ 1095 1.31.2.9 christos nanotime(&ts); 1096 1.31.2.9 christos delta.tv_sec = 60 * (new_rtc_offset - rtc_offset); 1097 1.31.2.9 christos delta.tv_nsec = 0; 1098 1.31.2.9 christos timespecadd(&ts, &delta, &ts); 1099 1.31.2.2 skrll rtc_offset = new_rtc_offset; 1100 1.31.2.9 christos settime(l->l_proc, &ts); 1101 1.31.2.2 skrll 1102 1.31.2.2 skrll return (0); 1103 1.31.2.2 skrll } 1104 1.31.2.2 skrll 1105 1.31.2.2 skrll /* 1106 1.31.2.8 skrll * sysctl helper routine for kern.maxproc. ensures that the new 1107 1.31.2.2 skrll * values are not too low or too high. 1108 1.31.2.2 skrll */ 1109 1.31.2.2 skrll static int 1110 1.31.2.2 skrll sysctl_kern_maxproc(SYSCTLFN_ARGS) 1111 1.31.2.2 skrll { 1112 1.31.2.2 skrll int error, nmaxproc; 1113 1.31.2.2 skrll struct sysctlnode node; 1114 1.31.2.2 skrll 1115 1.31.2.2 skrll nmaxproc = maxproc; 1116 1.31.2.2 skrll node = *rnode; 1117 1.31.2.2 skrll node.sysctl_data = &nmaxproc; 1118 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1119 1.31.2.2 skrll if (error || newp == NULL) 1120 1.31.2.2 skrll return (error); 1121 1.31.2.2 skrll 1122 1.31.2.2 skrll if (nmaxproc < 0 || nmaxproc >= PID_MAX) 1123 1.31.2.2 skrll return (EINVAL); 1124 1.31.2.2 skrll #ifdef __HAVE_CPU_MAXPROC 1125 1.31.2.2 skrll if (nmaxproc > cpu_maxproc()) 1126 1.31.2.2 skrll return (EINVAL); 1127 1.31.2.2 skrll #endif 1128 1.31.2.2 skrll maxproc = nmaxproc; 1129 1.31.2.2 skrll 1130 1.31.2.2 skrll return (0); 1131 1.31.2.2 skrll } 1132 1.31.2.2 skrll 1133 1.31.2.2 skrll /* 1134 1.31.2.2 skrll * sysctl helper routine for kern.securelevel. ensures that the value 1135 1.31.2.2 skrll * only rises unless the caller has pid 1 (assumed to be init). 1136 1.31.2.2 skrll */ 1137 1.31.2.2 skrll static int 1138 1.31.2.2 skrll sysctl_kern_securelevel(SYSCTLFN_ARGS) 1139 1.31.2.2 skrll { 1140 1.31.2.2 skrll int newsecurelevel, error; 1141 1.31.2.2 skrll struct sysctlnode node; 1142 1.31.2.2 skrll 1143 1.31.2.2 skrll newsecurelevel = securelevel; 1144 1.31.2.2 skrll node = *rnode; 1145 1.31.2.2 skrll node.sysctl_data = &newsecurelevel; 1146 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1147 1.31.2.2 skrll if (error || newp == NULL) 1148 1.31.2.2 skrll return (error); 1149 1.31.2.2 skrll 1150 1.31.2.2 skrll if (newsecurelevel < securelevel && l && l->l_proc->p_pid != 1) 1151 1.31.2.2 skrll return (EPERM); 1152 1.31.2.2 skrll securelevel = newsecurelevel; 1153 1.31.2.2 skrll 1154 1.31.2.2 skrll return (error); 1155 1.31.2.2 skrll } 1156 1.31.2.2 skrll 1157 1.31.2.2 skrll /* 1158 1.31.2.2 skrll * sysctl helper function for kern.hostid. the hostid is a long, but 1159 1.31.2.2 skrll * we export it as an int, so we need to give it a little help. 1160 1.31.2.2 skrll */ 1161 1.31.2.2 skrll static int 1162 1.31.2.2 skrll sysctl_kern_hostid(SYSCTLFN_ARGS) 1163 1.31.2.2 skrll { 1164 1.31.2.2 skrll int error, inthostid; 1165 1.31.2.2 skrll struct sysctlnode node; 1166 1.31.2.2 skrll 1167 1.31.2.2 skrll inthostid = hostid; /* XXX assumes sizeof int <= sizeof long */ 1168 1.31.2.2 skrll node = *rnode; 1169 1.31.2.2 skrll node.sysctl_data = &inthostid; 1170 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1171 1.31.2.2 skrll if (error || newp == NULL) 1172 1.31.2.2 skrll return (error); 1173 1.31.2.2 skrll 1174 1.31.2.2 skrll hostid = (unsigned)inthostid; 1175 1.31.2.2 skrll 1176 1.31.2.2 skrll return (0); 1177 1.31.2.2 skrll } 1178 1.31.2.2 skrll 1179 1.31.2.2 skrll /* 1180 1.31.2.2 skrll * sysctl helper function for kern.hostname and kern.domainnname. 1181 1.31.2.2 skrll * resets the relevant recorded length when the underlying name is 1182 1.31.2.2 skrll * changed. 1183 1.31.2.2 skrll */ 1184 1.31.2.2 skrll static int 1185 1.31.2.2 skrll sysctl_setlen(SYSCTLFN_ARGS) 1186 1.31.2.2 skrll { 1187 1.31.2.2 skrll int error; 1188 1.31.2.2 skrll 1189 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(rnode)); 1190 1.31.2.2 skrll if (error || newp == NULL) 1191 1.31.2.2 skrll return (error); 1192 1.31.2.2 skrll 1193 1.31.2.2 skrll switch (rnode->sysctl_num) { 1194 1.31.2.2 skrll case KERN_HOSTNAME: 1195 1.31.2.2 skrll hostnamelen = strlen((const char*)rnode->sysctl_data); 1196 1.31.2.2 skrll break; 1197 1.31.2.2 skrll case KERN_DOMAINNAME: 1198 1.31.2.2 skrll domainnamelen = strlen((const char*)rnode->sysctl_data); 1199 1.31.2.2 skrll break; 1200 1.31.2.2 skrll } 1201 1.31.2.2 skrll 1202 1.31.2.2 skrll return (0); 1203 1.31.2.2 skrll } 1204 1.31.2.2 skrll 1205 1.31.2.2 skrll /* 1206 1.31.2.2 skrll * sysctl helper routine for kern.clockrate. assembles a struct on 1207 1.31.2.2 skrll * the fly to be returned to the caller. 1208 1.31.2.2 skrll */ 1209 1.31.2.2 skrll static int 1210 1.31.2.2 skrll sysctl_kern_clockrate(SYSCTLFN_ARGS) 1211 1.31.2.2 skrll { 1212 1.31.2.2 skrll struct clockinfo clkinfo; 1213 1.31.2.2 skrll struct sysctlnode node; 1214 1.31.2.2 skrll 1215 1.31.2.2 skrll clkinfo.tick = tick; 1216 1.31.2.2 skrll clkinfo.tickadj = tickadj; 1217 1.31.2.2 skrll clkinfo.hz = hz; 1218 1.31.2.2 skrll clkinfo.profhz = profhz; 1219 1.31.2.2 skrll clkinfo.stathz = stathz ? stathz : hz; 1220 1.31.2.2 skrll 1221 1.31.2.2 skrll node = *rnode; 1222 1.31.2.2 skrll node.sysctl_data = &clkinfo; 1223 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 1224 1.31.2.2 skrll } 1225 1.31.2.2 skrll 1226 1.31.2.2 skrll 1227 1.31.2.2 skrll /* 1228 1.31.2.2 skrll * sysctl helper routine for kern.file pseudo-subtree. 1229 1.31.2.2 skrll */ 1230 1.31.2.2 skrll static int 1231 1.31.2.2 skrll sysctl_kern_file(SYSCTLFN_ARGS) 1232 1.31.2.2 skrll { 1233 1.31.2.2 skrll int error; 1234 1.31.2.2 skrll size_t buflen; 1235 1.31.2.2 skrll struct file *fp; 1236 1.31.2.2 skrll char *start, *where; 1237 1.31.2.2 skrll 1238 1.31.2.2 skrll start = where = oldp; 1239 1.31.2.2 skrll buflen = *oldlenp; 1240 1.31.2.2 skrll if (where == NULL) { 1241 1.31.2.2 skrll /* 1242 1.31.2.2 skrll * overestimate by 10 files 1243 1.31.2.2 skrll */ 1244 1.31.2.2 skrll *oldlenp = sizeof(filehead) + (nfiles + 10) * sizeof(struct file); 1245 1.31.2.2 skrll return (0); 1246 1.31.2.2 skrll } 1247 1.31.2.2 skrll 1248 1.31.2.2 skrll /* 1249 1.31.2.2 skrll * first copyout filehead 1250 1.31.2.2 skrll */ 1251 1.31.2.2 skrll if (buflen < sizeof(filehead)) { 1252 1.31.2.2 skrll *oldlenp = 0; 1253 1.31.2.2 skrll return (0); 1254 1.31.2.2 skrll } 1255 1.31.2.2 skrll error = copyout(&filehead, where, sizeof(filehead)); 1256 1.31.2.2 skrll if (error) 1257 1.31.2.2 skrll return (error); 1258 1.31.2.2 skrll buflen -= sizeof(filehead); 1259 1.31.2.2 skrll where += sizeof(filehead); 1260 1.31.2.2 skrll 1261 1.31.2.2 skrll /* 1262 1.31.2.2 skrll * followed by an array of file structures 1263 1.31.2.2 skrll */ 1264 1.31.2.2 skrll LIST_FOREACH(fp, &filehead, f_list) { 1265 1.31.2.8 skrll if (CURTAIN(l->l_proc->p_ucred->cr_uid, fp->f_cred->cr_uid)) 1266 1.31.2.8 skrll continue; 1267 1.31.2.2 skrll if (buflen < sizeof(struct file)) { 1268 1.31.2.2 skrll *oldlenp = where - start; 1269 1.31.2.2 skrll return (ENOMEM); 1270 1.31.2.2 skrll } 1271 1.31.2.2 skrll error = copyout(fp, where, sizeof(struct file)); 1272 1.31.2.2 skrll if (error) 1273 1.31.2.2 skrll return (error); 1274 1.31.2.2 skrll buflen -= sizeof(struct file); 1275 1.31.2.2 skrll where += sizeof(struct file); 1276 1.31.2.2 skrll } 1277 1.31.2.2 skrll *oldlenp = where - start; 1278 1.31.2.2 skrll return (0); 1279 1.31.2.2 skrll } 1280 1.31.2.2 skrll 1281 1.31.2.2 skrll /* 1282 1.31.2.2 skrll * sysctl helper routine for kern.autonicetime and kern.autoniceval. 1283 1.31.2.2 skrll * asserts that the assigned value is in the correct range. 1284 1.31.2.2 skrll */ 1285 1.31.2.2 skrll static int 1286 1.31.2.2 skrll sysctl_kern_autonice(SYSCTLFN_ARGS) 1287 1.31.2.2 skrll { 1288 1.31.2.2 skrll int error, t = 0; 1289 1.31.2.2 skrll struct sysctlnode node; 1290 1.31.2.2 skrll 1291 1.31.2.2 skrll node = *rnode; 1292 1.31.2.2 skrll t = *(int*)node.sysctl_data; 1293 1.31.2.2 skrll node.sysctl_data = &t; 1294 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1295 1.31.2.2 skrll if (error || newp == NULL) 1296 1.31.2.2 skrll return (error); 1297 1.31.2.2 skrll 1298 1.31.2.2 skrll switch (node.sysctl_num) { 1299 1.31.2.2 skrll case KERN_AUTONICETIME: 1300 1.31.2.2 skrll if (t >= 0) 1301 1.31.2.2 skrll autonicetime = t; 1302 1.31.2.2 skrll break; 1303 1.31.2.2 skrll case KERN_AUTONICEVAL: 1304 1.31.2.2 skrll if (t < PRIO_MIN) 1305 1.31.2.2 skrll t = PRIO_MIN; 1306 1.31.2.2 skrll else if (t > PRIO_MAX) 1307 1.31.2.2 skrll t = PRIO_MAX; 1308 1.31.2.2 skrll autoniceval = t; 1309 1.31.2.2 skrll break; 1310 1.31.2.2 skrll } 1311 1.31.2.2 skrll 1312 1.31.2.2 skrll return (0); 1313 1.31.2.2 skrll } 1314 1.31.2.2 skrll 1315 1.31.2.2 skrll /* 1316 1.31.2.2 skrll * sysctl helper routine for kern.msgbufsize and kern.msgbuf. for the 1317 1.31.2.2 skrll * former it merely checks the message buffer is set up. for the latter, 1318 1.31.2.2 skrll * it also copies out the data if necessary. 1319 1.31.2.2 skrll */ 1320 1.31.2.2 skrll static int 1321 1.31.2.2 skrll sysctl_msgbuf(SYSCTLFN_ARGS) 1322 1.31.2.2 skrll { 1323 1.31.2.2 skrll char *where = oldp; 1324 1.31.2.2 skrll size_t len, maxlen; 1325 1.31.2.2 skrll long beg, end; 1326 1.31.2.2 skrll int error; 1327 1.31.2.2 skrll 1328 1.31.2.2 skrll if (!msgbufenabled || msgbufp->msg_magic != MSG_MAGIC) { 1329 1.31.2.2 skrll msgbufenabled = 0; 1330 1.31.2.2 skrll return (ENXIO); 1331 1.31.2.2 skrll } 1332 1.31.2.2 skrll 1333 1.31.2.2 skrll switch (rnode->sysctl_num) { 1334 1.31.2.2 skrll case KERN_MSGBUFSIZE: { 1335 1.31.2.2 skrll struct sysctlnode node = *rnode; 1336 1.31.2.2 skrll int msg_bufs = (int)msgbufp->msg_bufs; 1337 1.31.2.2 skrll node.sysctl_data = &msg_bufs; 1338 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 1339 1.31.2.2 skrll } 1340 1.31.2.2 skrll case KERN_MSGBUF: 1341 1.31.2.2 skrll break; 1342 1.31.2.2 skrll default: 1343 1.31.2.2 skrll return (EOPNOTSUPP); 1344 1.31.2.2 skrll } 1345 1.31.2.2 skrll 1346 1.31.2.2 skrll if (newp != NULL) 1347 1.31.2.2 skrll return (EPERM); 1348 1.31.2.2 skrll 1349 1.31.2.2 skrll if (oldp == NULL) { 1350 1.31.2.2 skrll /* always return full buffer size */ 1351 1.31.2.2 skrll *oldlenp = msgbufp->msg_bufs; 1352 1.31.2.2 skrll return (0); 1353 1.31.2.2 skrll } 1354 1.31.2.2 skrll 1355 1.31.2.2 skrll error = 0; 1356 1.31.2.2 skrll maxlen = MIN(msgbufp->msg_bufs, *oldlenp); 1357 1.31.2.2 skrll 1358 1.31.2.2 skrll /* 1359 1.31.2.2 skrll * First, copy from the write pointer to the end of 1360 1.31.2.2 skrll * message buffer. 1361 1.31.2.2 skrll */ 1362 1.31.2.2 skrll beg = msgbufp->msg_bufx; 1363 1.31.2.2 skrll end = msgbufp->msg_bufs; 1364 1.31.2.2 skrll while (maxlen > 0) { 1365 1.31.2.2 skrll len = MIN(end - beg, maxlen); 1366 1.31.2.2 skrll if (len == 0) 1367 1.31.2.2 skrll break; 1368 1.31.2.2 skrll error = copyout(&msgbufp->msg_bufc[beg], where, len); 1369 1.31.2.2 skrll if (error) 1370 1.31.2.2 skrll break; 1371 1.31.2.2 skrll where += len; 1372 1.31.2.2 skrll maxlen -= len; 1373 1.31.2.2 skrll 1374 1.31.2.2 skrll /* 1375 1.31.2.2 skrll * ... then, copy from the beginning of message buffer to 1376 1.31.2.2 skrll * the write pointer. 1377 1.31.2.2 skrll */ 1378 1.31.2.2 skrll beg = 0; 1379 1.31.2.2 skrll end = msgbufp->msg_bufx; 1380 1.31.2.2 skrll } 1381 1.31.2.2 skrll 1382 1.31.2.2 skrll return (error); 1383 1.31.2.2 skrll } 1384 1.31.2.2 skrll 1385 1.31.2.2 skrll /* 1386 1.31.2.2 skrll * sysctl helper routine for kern.defcorename. in the case of a new 1387 1.31.2.2 skrll * string being assigned, check that it's not a zero-length string. 1388 1.31.2.2 skrll * (XXX the check in -current doesn't work, but do we really care?) 1389 1.31.2.2 skrll */ 1390 1.31.2.2 skrll static int 1391 1.31.2.2 skrll sysctl_kern_defcorename(SYSCTLFN_ARGS) 1392 1.31.2.2 skrll { 1393 1.31.2.2 skrll int error; 1394 1.31.2.2 skrll char newcorename[MAXPATHLEN]; 1395 1.31.2.2 skrll struct sysctlnode node; 1396 1.31.2.2 skrll 1397 1.31.2.2 skrll node = *rnode; 1398 1.31.2.2 skrll node.sysctl_data = &newcorename[0]; 1399 1.31.2.2 skrll memcpy(node.sysctl_data, rnode->sysctl_data, MAXPATHLEN); 1400 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1401 1.31.2.2 skrll if (error || newp == NULL) 1402 1.31.2.2 skrll return (error); 1403 1.31.2.2 skrll 1404 1.31.2.2 skrll /* 1405 1.31.2.2 skrll * when sysctl_lookup() deals with a string, it's guaranteed 1406 1.31.2.2 skrll * to come back nul terminated. so there. :) 1407 1.31.2.2 skrll */ 1408 1.31.2.2 skrll if (strlen(newcorename) == 0) 1409 1.31.2.2 skrll return (EINVAL); 1410 1.31.2.2 skrll 1411 1.31.2.2 skrll memcpy(rnode->sysctl_data, node.sysctl_data, MAXPATHLEN); 1412 1.31.2.2 skrll 1413 1.31.2.2 skrll return (0); 1414 1.31.2.2 skrll } 1415 1.31.2.2 skrll 1416 1.31.2.2 skrll /* 1417 1.31.2.2 skrll * sysctl helper routine for kern.cp_time node. adds up cpu time 1418 1.31.2.2 skrll * across all cpus. 1419 1.31.2.2 skrll */ 1420 1.31.2.2 skrll static int 1421 1.31.2.2 skrll sysctl_kern_cptime(SYSCTLFN_ARGS) 1422 1.31.2.2 skrll { 1423 1.31.2.2 skrll struct sysctlnode node = *rnode; 1424 1.31.2.2 skrll 1425 1.31.2.2 skrll #ifndef MULTIPROCESSOR 1426 1.31.2.2 skrll 1427 1.31.2.2 skrll if (namelen == 1) { 1428 1.31.2.2 skrll if (name[0] != 0) 1429 1.31.2.2 skrll return (ENOENT); 1430 1.31.2.2 skrll /* 1431 1.31.2.2 skrll * you're allowed to ask for the zero'th processor 1432 1.31.2.2 skrll */ 1433 1.31.2.2 skrll name++; 1434 1.31.2.2 skrll namelen--; 1435 1.31.2.2 skrll } 1436 1.31.2.2 skrll node.sysctl_data = curcpu()->ci_schedstate.spc_cp_time; 1437 1.31.2.2 skrll node.sysctl_size = sizeof(curcpu()->ci_schedstate.spc_cp_time); 1438 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 1439 1.31.2.2 skrll 1440 1.31.2.2 skrll #else /* MULTIPROCESSOR */ 1441 1.31.2.2 skrll 1442 1.31.2.2 skrll u_int64_t *cp_time = NULL; 1443 1.31.2.2 skrll int error, n = sysctl_ncpus(), i; 1444 1.31.2.2 skrll struct cpu_info *ci; 1445 1.31.2.2 skrll CPU_INFO_ITERATOR cii; 1446 1.31.2.2 skrll 1447 1.31.2.2 skrll /* 1448 1.31.2.2 skrll * if you specifically pass a buffer that is the size of the 1449 1.31.2.2 skrll * sum, or if you are probing for the size, you get the "sum" 1450 1.31.2.2 skrll * of cp_time (and the size thereof) across all processors. 1451 1.31.2.2 skrll * 1452 1.31.2.2 skrll * alternately, you can pass an additional mib number and get 1453 1.31.2.2 skrll * cp_time for that particular processor. 1454 1.31.2.2 skrll */ 1455 1.31.2.2 skrll switch (namelen) { 1456 1.31.2.2 skrll case 0: 1457 1.31.2.2 skrll if (*oldlenp == sizeof(u_int64_t) * CPUSTATES || oldp == NULL) { 1458 1.31.2.2 skrll node.sysctl_size = sizeof(u_int64_t) * CPUSTATES; 1459 1.31.2.2 skrll n = -1; /* SUM */ 1460 1.31.2.2 skrll } 1461 1.31.2.2 skrll else { 1462 1.31.2.2 skrll node.sysctl_size = n * sizeof(u_int64_t) * CPUSTATES; 1463 1.31.2.2 skrll n = -2; /* ALL */ 1464 1.31.2.2 skrll } 1465 1.31.2.2 skrll break; 1466 1.31.2.2 skrll case 1: 1467 1.31.2.2 skrll if (name[0] < 0 || name[0] >= n) 1468 1.31.2.2 skrll return (ENOENT); /* ENOSUCHPROCESSOR */ 1469 1.31.2.2 skrll node.sysctl_size = sizeof(u_int64_t) * CPUSTATES; 1470 1.31.2.2 skrll n = name[0]; 1471 1.31.2.2 skrll /* 1472 1.31.2.2 skrll * adjust these so that sysctl_lookup() will be happy 1473 1.31.2.2 skrll */ 1474 1.31.2.2 skrll name++; 1475 1.31.2.2 skrll namelen--; 1476 1.31.2.2 skrll break; 1477 1.31.2.2 skrll default: 1478 1.31.2.2 skrll return (EINVAL); 1479 1.31.2.2 skrll } 1480 1.31.2.2 skrll 1481 1.31.2.2 skrll cp_time = malloc(node.sysctl_size, M_TEMP, M_WAITOK|M_CANFAIL); 1482 1.31.2.2 skrll if (cp_time == NULL) 1483 1.31.2.2 skrll return (ENOMEM); 1484 1.31.2.2 skrll node.sysctl_data = cp_time; 1485 1.31.2.2 skrll memset(cp_time, 0, node.sysctl_size); 1486 1.31.2.2 skrll 1487 1.31.2.2 skrll for (CPU_INFO_FOREACH(cii, ci)) { 1488 1.31.2.2 skrll if (n <= 0) 1489 1.31.2.2 skrll for (i = 0; i < CPUSTATES; i++) 1490 1.31.2.2 skrll cp_time[i] += ci->ci_schedstate.spc_cp_time[i]; 1491 1.31.2.2 skrll /* 1492 1.31.2.2 skrll * if a specific processor was requested and we just 1493 1.31.2.2 skrll * did it, we're done here 1494 1.31.2.2 skrll */ 1495 1.31.2.2 skrll if (n == 0) 1496 1.31.2.2 skrll break; 1497 1.31.2.2 skrll /* 1498 1.31.2.2 skrll * if doing "all", skip to next cp_time set for next processor 1499 1.31.2.2 skrll */ 1500 1.31.2.2 skrll if (n == -2) 1501 1.31.2.2 skrll cp_time += CPUSTATES; 1502 1.31.2.2 skrll /* 1503 1.31.2.2 skrll * if we're doing a specific processor, we're one 1504 1.31.2.2 skrll * processor closer 1505 1.31.2.2 skrll */ 1506 1.31.2.2 skrll if (n > 0) 1507 1.31.2.2 skrll n--; 1508 1.31.2.2 skrll } 1509 1.31.2.2 skrll 1510 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1511 1.31.2.2 skrll free(node.sysctl_data, M_TEMP); 1512 1.31.2.2 skrll return (error); 1513 1.31.2.2 skrll 1514 1.31.2.2 skrll #endif /* MULTIPROCESSOR */ 1515 1.31.2.2 skrll } 1516 1.31.2.2 skrll 1517 1.31.2.2 skrll #if defined(SYSVMSG) || defined(SYSVSEM) || defined(SYSVSHM) 1518 1.31.2.2 skrll /* 1519 1.31.2.2 skrll * sysctl helper routine for kern.sysvipc_info subtree. 1520 1.31.2.2 skrll */ 1521 1.31.2.2 skrll 1522 1.31.2.2 skrll #define FILL_PERM(src, dst) do { \ 1523 1.31.2.2 skrll (dst)._key = (src)._key; \ 1524 1.31.2.2 skrll (dst).uid = (src).uid; \ 1525 1.31.2.2 skrll (dst).gid = (src).gid; \ 1526 1.31.2.2 skrll (dst).cuid = (src).cuid; \ 1527 1.31.2.2 skrll (dst).cgid = (src).cgid; \ 1528 1.31.2.2 skrll (dst).mode = (src).mode; \ 1529 1.31.2.2 skrll (dst)._seq = (src)._seq; \ 1530 1.31.2.2 skrll } while (/*CONSTCOND*/ 0); 1531 1.31.2.2 skrll #define FILL_MSG(src, dst) do { \ 1532 1.31.2.2 skrll FILL_PERM((src).msg_perm, (dst).msg_perm); \ 1533 1.31.2.2 skrll (dst).msg_qnum = (src).msg_qnum; \ 1534 1.31.2.2 skrll (dst).msg_qbytes = (src).msg_qbytes; \ 1535 1.31.2.2 skrll (dst)._msg_cbytes = (src)._msg_cbytes; \ 1536 1.31.2.2 skrll (dst).msg_lspid = (src).msg_lspid; \ 1537 1.31.2.2 skrll (dst).msg_lrpid = (src).msg_lrpid; \ 1538 1.31.2.2 skrll (dst).msg_stime = (src).msg_stime; \ 1539 1.31.2.2 skrll (dst).msg_rtime = (src).msg_rtime; \ 1540 1.31.2.2 skrll (dst).msg_ctime = (src).msg_ctime; \ 1541 1.31.2.2 skrll } while (/*CONSTCOND*/ 0) 1542 1.31.2.2 skrll #define FILL_SEM(src, dst) do { \ 1543 1.31.2.2 skrll FILL_PERM((src).sem_perm, (dst).sem_perm); \ 1544 1.31.2.2 skrll (dst).sem_nsems = (src).sem_nsems; \ 1545 1.31.2.2 skrll (dst).sem_otime = (src).sem_otime; \ 1546 1.31.2.2 skrll (dst).sem_ctime = (src).sem_ctime; \ 1547 1.31.2.2 skrll } while (/*CONSTCOND*/ 0) 1548 1.31.2.2 skrll #define FILL_SHM(src, dst) do { \ 1549 1.31.2.2 skrll FILL_PERM((src).shm_perm, (dst).shm_perm); \ 1550 1.31.2.2 skrll (dst).shm_segsz = (src).shm_segsz; \ 1551 1.31.2.2 skrll (dst).shm_lpid = (src).shm_lpid; \ 1552 1.31.2.2 skrll (dst).shm_cpid = (src).shm_cpid; \ 1553 1.31.2.2 skrll (dst).shm_atime = (src).shm_atime; \ 1554 1.31.2.2 skrll (dst).shm_dtime = (src).shm_dtime; \ 1555 1.31.2.2 skrll (dst).shm_ctime = (src).shm_ctime; \ 1556 1.31.2.2 skrll (dst).shm_nattch = (src).shm_nattch; \ 1557 1.31.2.2 skrll } while (/*CONSTCOND*/ 0) 1558 1.31.2.2 skrll 1559 1.31.2.2 skrll static int 1560 1.31.2.2 skrll sysctl_kern_sysvipc(SYSCTLFN_ARGS) 1561 1.31.2.2 skrll { 1562 1.31.2.2 skrll void *where = oldp; 1563 1.31.2.2 skrll size_t *sizep = oldlenp; 1564 1.31.2.2 skrll #ifdef SYSVMSG 1565 1.31.2.2 skrll struct msg_sysctl_info *msgsi = NULL; 1566 1.31.2.2 skrll #endif 1567 1.31.2.2 skrll #ifdef SYSVSEM 1568 1.31.2.2 skrll struct sem_sysctl_info *semsi = NULL; 1569 1.31.2.2 skrll #endif 1570 1.31.2.2 skrll #ifdef SYSVSHM 1571 1.31.2.2 skrll struct shm_sysctl_info *shmsi = NULL; 1572 1.31.2.2 skrll #endif 1573 1.31.2.2 skrll size_t infosize, dssize, tsize, buflen; 1574 1.31.2.8 skrll void *bf = NULL; 1575 1.31.2.2 skrll char *start; 1576 1.31.2.2 skrll int32_t nds; 1577 1.31.2.2 skrll int i, error, ret; 1578 1.31.2.2 skrll 1579 1.31.2.2 skrll if (namelen != 1) 1580 1.31.2.2 skrll return (EINVAL); 1581 1.31.2.2 skrll 1582 1.31.2.2 skrll start = where; 1583 1.31.2.2 skrll buflen = *sizep; 1584 1.31.2.2 skrll 1585 1.31.2.2 skrll switch (*name) { 1586 1.31.2.2 skrll case KERN_SYSVIPC_MSG_INFO: 1587 1.31.2.2 skrll #ifdef SYSVMSG 1588 1.31.2.2 skrll infosize = sizeof(msgsi->msginfo); 1589 1.31.2.2 skrll nds = msginfo.msgmni; 1590 1.31.2.2 skrll dssize = sizeof(msgsi->msgids[0]); 1591 1.31.2.2 skrll break; 1592 1.31.2.2 skrll #else 1593 1.31.2.2 skrll return (EINVAL); 1594 1.31.2.2 skrll #endif 1595 1.31.2.2 skrll case KERN_SYSVIPC_SEM_INFO: 1596 1.31.2.2 skrll #ifdef SYSVSEM 1597 1.31.2.2 skrll infosize = sizeof(semsi->seminfo); 1598 1.31.2.2 skrll nds = seminfo.semmni; 1599 1.31.2.2 skrll dssize = sizeof(semsi->semids[0]); 1600 1.31.2.2 skrll break; 1601 1.31.2.2 skrll #else 1602 1.31.2.2 skrll return (EINVAL); 1603 1.31.2.2 skrll #endif 1604 1.31.2.2 skrll case KERN_SYSVIPC_SHM_INFO: 1605 1.31.2.2 skrll #ifdef SYSVSHM 1606 1.31.2.2 skrll infosize = sizeof(shmsi->shminfo); 1607 1.31.2.2 skrll nds = shminfo.shmmni; 1608 1.31.2.2 skrll dssize = sizeof(shmsi->shmids[0]); 1609 1.31.2.2 skrll break; 1610 1.31.2.2 skrll #else 1611 1.31.2.2 skrll return (EINVAL); 1612 1.31.2.2 skrll #endif 1613 1.31.2.2 skrll default: 1614 1.31.2.2 skrll return (EINVAL); 1615 1.31.2.2 skrll } 1616 1.31.2.2 skrll /* 1617 1.31.2.2 skrll * Round infosize to 64 bit boundary if requesting more than just 1618 1.31.2.2 skrll * the info structure or getting the total data size. 1619 1.31.2.2 skrll */ 1620 1.31.2.2 skrll if (where == NULL || *sizep > infosize) 1621 1.31.2.2 skrll infosize = ((infosize + 7) / 8) * 8; 1622 1.31.2.2 skrll tsize = infosize + nds * dssize; 1623 1.31.2.2 skrll 1624 1.31.2.2 skrll /* Return just the total size required. */ 1625 1.31.2.2 skrll if (where == NULL) { 1626 1.31.2.2 skrll *sizep = tsize; 1627 1.31.2.2 skrll return (0); 1628 1.31.2.2 skrll } 1629 1.31.2.2 skrll 1630 1.31.2.2 skrll /* Not enough room for even the info struct. */ 1631 1.31.2.2 skrll if (buflen < infosize) { 1632 1.31.2.2 skrll *sizep = 0; 1633 1.31.2.2 skrll return (ENOMEM); 1634 1.31.2.2 skrll } 1635 1.31.2.8 skrll bf = malloc(min(tsize, buflen), M_TEMP, M_WAITOK); 1636 1.31.2.8 skrll memset(bf, 0, min(tsize, buflen)); 1637 1.31.2.2 skrll 1638 1.31.2.2 skrll switch (*name) { 1639 1.31.2.2 skrll #ifdef SYSVMSG 1640 1.31.2.2 skrll case KERN_SYSVIPC_MSG_INFO: 1641 1.31.2.8 skrll msgsi = (struct msg_sysctl_info *)bf; 1642 1.31.2.2 skrll msgsi->msginfo = msginfo; 1643 1.31.2.2 skrll break; 1644 1.31.2.2 skrll #endif 1645 1.31.2.2 skrll #ifdef SYSVSEM 1646 1.31.2.2 skrll case KERN_SYSVIPC_SEM_INFO: 1647 1.31.2.8 skrll semsi = (struct sem_sysctl_info *)bf; 1648 1.31.2.2 skrll semsi->seminfo = seminfo; 1649 1.31.2.2 skrll break; 1650 1.31.2.2 skrll #endif 1651 1.31.2.2 skrll #ifdef SYSVSHM 1652 1.31.2.2 skrll case KERN_SYSVIPC_SHM_INFO: 1653 1.31.2.8 skrll shmsi = (struct shm_sysctl_info *)bf; 1654 1.31.2.2 skrll shmsi->shminfo = shminfo; 1655 1.31.2.2 skrll break; 1656 1.31.2.2 skrll #endif 1657 1.31.2.2 skrll } 1658 1.31.2.2 skrll buflen -= infosize; 1659 1.31.2.2 skrll 1660 1.31.2.2 skrll ret = 0; 1661 1.31.2.2 skrll if (buflen > 0) { 1662 1.31.2.2 skrll /* Fill in the IPC data structures. */ 1663 1.31.2.2 skrll for (i = 0; i < nds; i++) { 1664 1.31.2.2 skrll if (buflen < dssize) { 1665 1.31.2.2 skrll ret = ENOMEM; 1666 1.31.2.2 skrll break; 1667 1.31.2.2 skrll } 1668 1.31.2.2 skrll switch (*name) { 1669 1.31.2.2 skrll #ifdef SYSVMSG 1670 1.31.2.2 skrll case KERN_SYSVIPC_MSG_INFO: 1671 1.31.2.2 skrll FILL_MSG(msqids[i], msgsi->msgids[i]); 1672 1.31.2.2 skrll break; 1673 1.31.2.2 skrll #endif 1674 1.31.2.2 skrll #ifdef SYSVSEM 1675 1.31.2.2 skrll case KERN_SYSVIPC_SEM_INFO: 1676 1.31.2.2 skrll FILL_SEM(sema[i], semsi->semids[i]); 1677 1.31.2.2 skrll break; 1678 1.31.2.2 skrll #endif 1679 1.31.2.2 skrll #ifdef SYSVSHM 1680 1.31.2.2 skrll case KERN_SYSVIPC_SHM_INFO: 1681 1.31.2.2 skrll FILL_SHM(shmsegs[i], shmsi->shmids[i]); 1682 1.31.2.2 skrll break; 1683 1.31.2.2 skrll #endif 1684 1.31.2.2 skrll } 1685 1.31.2.2 skrll buflen -= dssize; 1686 1.31.2.2 skrll } 1687 1.31.2.2 skrll } 1688 1.31.2.2 skrll *sizep -= buflen; 1689 1.31.2.8 skrll error = copyout(bf, start, *sizep); 1690 1.31.2.2 skrll /* If copyout succeeded, use return code set earlier. */ 1691 1.31.2.2 skrll if (error == 0) 1692 1.31.2.2 skrll error = ret; 1693 1.31.2.8 skrll if (bf) 1694 1.31.2.8 skrll free(bf, M_TEMP); 1695 1.31.2.2 skrll return (error); 1696 1.31.2.2 skrll } 1697 1.31.2.2 skrll 1698 1.31.2.2 skrll #undef FILL_PERM 1699 1.31.2.2 skrll #undef FILL_MSG 1700 1.31.2.2 skrll #undef FILL_SEM 1701 1.31.2.2 skrll #undef FILL_SHM 1702 1.31.2.2 skrll 1703 1.31.2.2 skrll #endif /* defined(SYSVMSG) || defined(SYSVSEM) || defined(SYSVSHM) */ 1704 1.31.2.2 skrll 1705 1.31.2.2 skrll #if NPTY > 0 1706 1.31.2.2 skrll /* 1707 1.31.2.2 skrll * sysctl helper routine for kern.maxptys. ensures that any new value 1708 1.31.2.2 skrll * is acceptable to the pty subsystem. 1709 1.31.2.2 skrll */ 1710 1.31.2.2 skrll static int 1711 1.31.2.2 skrll sysctl_kern_maxptys(SYSCTLFN_ARGS) 1712 1.31.2.2 skrll { 1713 1.31.2.2 skrll int pty_maxptys(int, int); /* defined in kern/tty_pty.c */ 1714 1.31.2.8 skrll int error, xmax; 1715 1.31.2.2 skrll struct sysctlnode node; 1716 1.31.2.2 skrll 1717 1.31.2.2 skrll /* get current value of maxptys */ 1718 1.31.2.8 skrll xmax = pty_maxptys(0, 0); 1719 1.31.2.2 skrll 1720 1.31.2.2 skrll node = *rnode; 1721 1.31.2.8 skrll node.sysctl_data = &xmax; 1722 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1723 1.31.2.2 skrll if (error || newp == NULL) 1724 1.31.2.2 skrll return (error); 1725 1.31.2.6 skrll 1726 1.31.2.8 skrll if (xmax != pty_maxptys(xmax, 1)) 1727 1.31.2.2 skrll return (EINVAL); 1728 1.31.2.2 skrll 1729 1.31.2.2 skrll return (0); 1730 1.31.2.2 skrll } 1731 1.31.2.2 skrll #endif /* NPTY > 0 */ 1732 1.31.2.2 skrll 1733 1.31.2.2 skrll /* 1734 1.31.2.2 skrll * sysctl helper routine for kern.sbmax. basically just ensures that 1735 1.31.2.2 skrll * any new value is not too small. 1736 1.31.2.2 skrll */ 1737 1.31.2.2 skrll static int 1738 1.31.2.2 skrll sysctl_kern_sbmax(SYSCTLFN_ARGS) 1739 1.31.2.2 skrll { 1740 1.31.2.2 skrll int error, new_sbmax; 1741 1.31.2.2 skrll struct sysctlnode node; 1742 1.31.2.2 skrll 1743 1.31.2.2 skrll new_sbmax = sb_max; 1744 1.31.2.2 skrll node = *rnode; 1745 1.31.2.2 skrll node.sysctl_data = &new_sbmax; 1746 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1747 1.31.2.2 skrll if (error || newp == NULL) 1748 1.31.2.2 skrll return (error); 1749 1.31.2.2 skrll 1750 1.31.2.2 skrll error = sb_max_set(new_sbmax); 1751 1.31.2.2 skrll 1752 1.31.2.2 skrll return (error); 1753 1.31.2.2 skrll } 1754 1.31.2.2 skrll 1755 1.31.2.2 skrll /* 1756 1.31.2.2 skrll * sysctl helper routine for kern.urandom node. picks a random number 1757 1.31.2.2 skrll * for you. 1758 1.31.2.2 skrll */ 1759 1.31.2.2 skrll static int 1760 1.31.2.2 skrll sysctl_kern_urnd(SYSCTLFN_ARGS) 1761 1.31.2.2 skrll { 1762 1.31.2.2 skrll #if NRND > 0 1763 1.31.2.2 skrll int v; 1764 1.31.2.2 skrll 1765 1.31.2.2 skrll if (rnd_extract_data(&v, sizeof(v), RND_EXTRACT_ANY) == sizeof(v)) { 1766 1.31.2.2 skrll struct sysctlnode node = *rnode; 1767 1.31.2.2 skrll node.sysctl_data = &v; 1768 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 1769 1.31.2.2 skrll } 1770 1.31.2.2 skrll else 1771 1.31.2.2 skrll return (EIO); /*XXX*/ 1772 1.31.2.2 skrll #else 1773 1.31.2.2 skrll return (EOPNOTSUPP); 1774 1.31.2.2 skrll #endif 1775 1.31.2.2 skrll } 1776 1.31.2.2 skrll 1777 1.31.2.2 skrll /* 1778 1.31.2.2 skrll * sysctl helper routine to do kern.lwp.* work. 1779 1.31.2.2 skrll */ 1780 1.31.2.2 skrll static int 1781 1.31.2.2 skrll sysctl_kern_lwp(SYSCTLFN_ARGS) 1782 1.31.2.2 skrll { 1783 1.31.2.2 skrll struct kinfo_lwp klwp; 1784 1.31.2.2 skrll struct proc *p; 1785 1.31.2.2 skrll struct lwp *l2; 1786 1.31.2.2 skrll char *where, *dp; 1787 1.31.2.2 skrll int pid, elem_size, elem_count; 1788 1.31.2.2 skrll int buflen, needed, error; 1789 1.31.2.2 skrll 1790 1.31.2.2 skrll if (namelen == 1 && name[0] == CTL_QUERY) 1791 1.31.2.2 skrll return (sysctl_query(SYSCTLFN_CALL(rnode))); 1792 1.31.2.2 skrll 1793 1.31.2.2 skrll dp = where = oldp; 1794 1.31.2.2 skrll buflen = where != NULL ? *oldlenp : 0; 1795 1.31.2.2 skrll error = needed = 0; 1796 1.31.2.2 skrll 1797 1.31.2.2 skrll if (newp != NULL || namelen != 3) 1798 1.31.2.2 skrll return (EINVAL); 1799 1.31.2.2 skrll pid = name[0]; 1800 1.31.2.2 skrll elem_size = name[1]; 1801 1.31.2.2 skrll elem_count = name[2]; 1802 1.31.2.2 skrll 1803 1.31.2.2 skrll p = pfind(pid); 1804 1.31.2.2 skrll if (p == NULL) 1805 1.31.2.2 skrll return (ESRCH); 1806 1.31.2.2 skrll LIST_FOREACH(l2, &p->p_lwps, l_sibling) { 1807 1.31.2.2 skrll if (buflen >= elem_size && elem_count > 0) { 1808 1.31.2.2 skrll fill_lwp(l2, &klwp); 1809 1.31.2.2 skrll /* 1810 1.31.2.2 skrll * Copy out elem_size, but not larger than 1811 1.31.2.2 skrll * the size of a struct kinfo_proc2. 1812 1.31.2.2 skrll */ 1813 1.31.2.2 skrll error = copyout(&klwp, dp, 1814 1.31.2.2 skrll min(sizeof(klwp), elem_size)); 1815 1.31.2.2 skrll if (error) 1816 1.31.2.2 skrll goto cleanup; 1817 1.31.2.2 skrll dp += elem_size; 1818 1.31.2.2 skrll buflen -= elem_size; 1819 1.31.2.2 skrll elem_count--; 1820 1.31.2.2 skrll } 1821 1.31.2.2 skrll needed += elem_size; 1822 1.31.2.2 skrll } 1823 1.31.2.2 skrll 1824 1.31.2.2 skrll if (where != NULL) { 1825 1.31.2.2 skrll *oldlenp = dp - where; 1826 1.31.2.2 skrll if (needed > *oldlenp) 1827 1.31.2.2 skrll return (ENOMEM); 1828 1.31.2.2 skrll } else { 1829 1.31.2.2 skrll needed += KERN_LWPSLOP; 1830 1.31.2.2 skrll *oldlenp = needed; 1831 1.31.2.2 skrll } 1832 1.31.2.2 skrll return (0); 1833 1.31.2.2 skrll cleanup: 1834 1.31.2.2 skrll return (error); 1835 1.31.2.2 skrll } 1836 1.31.2.2 skrll 1837 1.31.2.2 skrll /* 1838 1.31.2.2 skrll * sysctl helper routine for kern.forkfsleep node. ensures that the 1839 1.31.2.2 skrll * given value is not too large or two small, and is at least one 1840 1.31.2.2 skrll * timer tick if not zero. 1841 1.31.2.2 skrll */ 1842 1.31.2.2 skrll static int 1843 1.31.2.2 skrll sysctl_kern_forkfsleep(SYSCTLFN_ARGS) 1844 1.31.2.2 skrll { 1845 1.31.2.2 skrll /* userland sees value in ms, internally is in ticks */ 1846 1.31.2.2 skrll extern int forkfsleep; /* defined in kern/kern_fork.c */ 1847 1.31.2.2 skrll int error, timo, lsleep; 1848 1.31.2.2 skrll struct sysctlnode node; 1849 1.31.2.2 skrll 1850 1.31.2.2 skrll lsleep = forkfsleep * 1000 / hz; 1851 1.31.2.2 skrll node = *rnode; 1852 1.31.2.2 skrll node.sysctl_data = &lsleep; 1853 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1854 1.31.2.2 skrll if (error || newp == NULL) 1855 1.31.2.2 skrll return (error); 1856 1.31.2.2 skrll 1857 1.31.2.2 skrll /* refuse negative values, and overly 'long time' */ 1858 1.31.2.2 skrll if (lsleep < 0 || lsleep > MAXSLP * 1000) 1859 1.31.2.2 skrll return (EINVAL); 1860 1.31.2.2 skrll 1861 1.31.2.2 skrll timo = mstohz(lsleep); 1862 1.31.2.2 skrll 1863 1.31.2.2 skrll /* if the interval is >0 ms && <1 tick, use 1 tick */ 1864 1.31.2.2 skrll if (lsleep != 0 && timo == 0) 1865 1.31.2.2 skrll forkfsleep = 1; 1866 1.31.2.2 skrll else 1867 1.31.2.2 skrll forkfsleep = timo; 1868 1.31.2.2 skrll 1869 1.31.2.2 skrll return (0); 1870 1.31.2.2 skrll } 1871 1.31.2.2 skrll 1872 1.31.2.2 skrll /* 1873 1.31.2.2 skrll * sysctl helper routine for kern.root_partition 1874 1.31.2.2 skrll */ 1875 1.31.2.2 skrll static int 1876 1.31.2.2 skrll sysctl_kern_root_partition(SYSCTLFN_ARGS) 1877 1.31.2.2 skrll { 1878 1.31.2.2 skrll int rootpart = DISKPART(rootdev); 1879 1.31.2.2 skrll struct sysctlnode node = *rnode; 1880 1.31.2.2 skrll 1881 1.31.2.2 skrll node.sysctl_data = &rootpart; 1882 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 1883 1.31.2.2 skrll } 1884 1.31.2.2 skrll 1885 1.31.2.2 skrll /* 1886 1.31.2.2 skrll * sysctl helper function for kern.drivers 1887 1.31.2.2 skrll */ 1888 1.31.2.2 skrll static int 1889 1.31.2.2 skrll sysctl_kern_drivers(SYSCTLFN_ARGS) 1890 1.31.2.2 skrll { 1891 1.31.2.2 skrll int error; 1892 1.31.2.2 skrll size_t buflen; 1893 1.31.2.2 skrll struct kinfo_drivers kd; 1894 1.31.2.2 skrll char *start, *where; 1895 1.31.2.2 skrll const char *dname; 1896 1.31.2.2 skrll int i; 1897 1.31.2.2 skrll extern struct devsw_conv *devsw_conv; 1898 1.31.2.2 skrll extern int max_devsw_convs; 1899 1.31.2.2 skrll 1900 1.31.2.2 skrll if (newp != NULL || namelen != 0) 1901 1.31.2.2 skrll return (EINVAL); 1902 1.31.2.2 skrll 1903 1.31.2.2 skrll start = where = oldp; 1904 1.31.2.2 skrll buflen = *oldlenp; 1905 1.31.2.2 skrll if (where == NULL) { 1906 1.31.2.2 skrll *oldlenp = max_devsw_convs * sizeof kd; 1907 1.31.2.2 skrll return 0; 1908 1.31.2.2 skrll } 1909 1.31.2.2 skrll 1910 1.31.2.2 skrll /* 1911 1.31.2.2 skrll * An array of kinfo_drivers structures 1912 1.31.2.2 skrll */ 1913 1.31.2.2 skrll error = 0; 1914 1.31.2.2 skrll for (i = 0; i < max_devsw_convs; i++) { 1915 1.31.2.2 skrll dname = devsw_conv[i].d_name; 1916 1.31.2.2 skrll if (dname == NULL) 1917 1.31.2.2 skrll continue; 1918 1.31.2.2 skrll if (buflen < sizeof kd) { 1919 1.31.2.2 skrll error = ENOMEM; 1920 1.31.2.2 skrll break; 1921 1.31.2.2 skrll } 1922 1.31.2.2 skrll memset(&kd, 0, sizeof(kd)); 1923 1.31.2.2 skrll kd.d_bmajor = devsw_conv[i].d_bmajor; 1924 1.31.2.2 skrll kd.d_cmajor = devsw_conv[i].d_cmajor; 1925 1.31.2.2 skrll strlcpy(kd.d_name, dname, sizeof kd.d_name); 1926 1.31.2.2 skrll error = copyout(&kd, where, sizeof kd); 1927 1.31.2.2 skrll if (error != 0) 1928 1.31.2.2 skrll break; 1929 1.31.2.2 skrll buflen -= sizeof kd; 1930 1.31.2.2 skrll where += sizeof kd; 1931 1.31.2.2 skrll } 1932 1.31.2.2 skrll *oldlenp = where - start; 1933 1.31.2.2 skrll return error; 1934 1.31.2.2 skrll } 1935 1.31.2.2 skrll 1936 1.31.2.7 skrll /* 1937 1.31.2.7 skrll * sysctl helper function for kern.file2 1938 1.31.2.7 skrll */ 1939 1.31.2.7 skrll static int 1940 1.31.2.7 skrll sysctl_kern_file2(SYSCTLFN_ARGS) 1941 1.31.2.7 skrll { 1942 1.31.2.7 skrll struct proc *p; 1943 1.31.2.7 skrll struct file *fp; 1944 1.31.2.7 skrll struct filedesc *fd; 1945 1.31.2.7 skrll struct kinfo_file kf; 1946 1.31.2.7 skrll char *dp; 1947 1.31.2.7 skrll u_int i, op; 1948 1.31.2.7 skrll size_t len, needed, elem_size, out_size; 1949 1.31.2.7 skrll int error, arg, elem_count; 1950 1.31.2.7 skrll 1951 1.31.2.7 skrll if (namelen == 1 && name[0] == CTL_QUERY) 1952 1.31.2.7 skrll return (sysctl_query(SYSCTLFN_CALL(rnode))); 1953 1.31.2.7 skrll 1954 1.31.2.7 skrll if (namelen != 4) 1955 1.31.2.7 skrll return (EINVAL); 1956 1.31.2.7 skrll 1957 1.31.2.7 skrll error = 0; 1958 1.31.2.7 skrll dp = oldp; 1959 1.31.2.7 skrll len = (oldp != NULL) ? *oldlenp : 0; 1960 1.31.2.7 skrll op = name[0]; 1961 1.31.2.7 skrll arg = name[1]; 1962 1.31.2.7 skrll elem_size = name[2]; 1963 1.31.2.7 skrll elem_count = name[3]; 1964 1.31.2.7 skrll out_size = MIN(sizeof(kf), elem_size); 1965 1.31.2.7 skrll needed = 0; 1966 1.31.2.7 skrll 1967 1.31.2.7 skrll if (elem_size < 1 || elem_count < 0) 1968 1.31.2.7 skrll return (EINVAL); 1969 1.31.2.7 skrll 1970 1.31.2.7 skrll switch (op) { 1971 1.31.2.7 skrll case KERN_FILE_BYFILE: 1972 1.31.2.7 skrll /* 1973 1.31.2.7 skrll * doesn't use arg so it must be zero 1974 1.31.2.7 skrll */ 1975 1.31.2.7 skrll if (arg != 0) 1976 1.31.2.7 skrll return (EINVAL); 1977 1.31.2.7 skrll LIST_FOREACH(fp, &filehead, f_list) { 1978 1.31.2.8 skrll if (CURTAIN(l->l_proc->p_ucred->cr_uid, 1979 1.31.2.8 skrll fp->f_cred->cr_uid)) 1980 1.31.2.8 skrll continue; 1981 1.31.2.7 skrll if (len >= elem_size && elem_count > 0) { 1982 1.31.2.7 skrll fill_file(&kf, fp, NULL, 0); 1983 1.31.2.7 skrll error = copyout(&kf, dp, out_size); 1984 1.31.2.7 skrll if (error) 1985 1.31.2.7 skrll break; 1986 1.31.2.7 skrll dp += elem_size; 1987 1.31.2.7 skrll len -= elem_size; 1988 1.31.2.7 skrll } 1989 1.31.2.7 skrll if (elem_count > 0) { 1990 1.31.2.7 skrll needed += elem_size; 1991 1.31.2.7 skrll if (elem_count != INT_MAX) 1992 1.31.2.7 skrll elem_count--; 1993 1.31.2.7 skrll } 1994 1.31.2.7 skrll } 1995 1.31.2.7 skrll break; 1996 1.31.2.7 skrll case KERN_FILE_BYPID: 1997 1.31.2.7 skrll if (arg < -1) 1998 1.31.2.7 skrll /* -1 means all processes */ 1999 1.31.2.7 skrll return (EINVAL); 2000 1.31.2.7 skrll proclist_lock_read(); 2001 1.31.2.7 skrll PROCLIST_FOREACH(p, &allproc) { 2002 1.31.2.7 skrll if (p->p_stat == SIDL) 2003 1.31.2.7 skrll /* skip embryonic processes */ 2004 1.31.2.7 skrll continue; 2005 1.31.2.8 skrll if (CURTAIN(l->l_proc->p_ucred->cr_uid, 2006 1.31.2.8 skrll p->p_ucred->cr_uid)) 2007 1.31.2.8 skrll continue; 2008 1.31.2.7 skrll if (arg > 0 && p->p_pid != arg) 2009 1.31.2.7 skrll /* pick only the one we want */ 2010 1.31.2.7 skrll /* XXX want 0 to mean "kernel files" */ 2011 1.31.2.7 skrll continue; 2012 1.31.2.7 skrll fd = p->p_fd; 2013 1.31.2.7 skrll for (i = 0; i < fd->fd_nfiles; i++) { 2014 1.31.2.7 skrll fp = fd->fd_ofiles[i]; 2015 1.31.2.7 skrll if (fp == NULL || !FILE_IS_USABLE(fp)) 2016 1.31.2.7 skrll continue; 2017 1.31.2.7 skrll if (len >= elem_size && elem_count > 0) { 2018 1.31.2.7 skrll fill_file(&kf, fd->fd_ofiles[i], 2019 1.31.2.7 skrll p, i); 2020 1.31.2.7 skrll error = copyout(&kf, dp, out_size); 2021 1.31.2.7 skrll if (error) 2022 1.31.2.7 skrll break; 2023 1.31.2.7 skrll dp += elem_size; 2024 1.31.2.7 skrll len -= elem_size; 2025 1.31.2.7 skrll } 2026 1.31.2.7 skrll if (elem_count > 0) { 2027 1.31.2.7 skrll needed += elem_size; 2028 1.31.2.7 skrll if (elem_count != INT_MAX) 2029 1.31.2.7 skrll elem_count--; 2030 1.31.2.7 skrll } 2031 1.31.2.7 skrll } 2032 1.31.2.7 skrll } 2033 1.31.2.7 skrll proclist_unlock_read(); 2034 1.31.2.7 skrll break; 2035 1.31.2.7 skrll default: 2036 1.31.2.7 skrll return (EINVAL); 2037 1.31.2.7 skrll } 2038 1.31.2.7 skrll 2039 1.31.2.7 skrll if (oldp == NULL) 2040 1.31.2.7 skrll needed += KERN_FILESLOP * elem_size; 2041 1.31.2.7 skrll *oldlenp = needed; 2042 1.31.2.7 skrll 2043 1.31.2.7 skrll return (error); 2044 1.31.2.7 skrll } 2045 1.31.2.7 skrll 2046 1.31.2.7 skrll static void 2047 1.31.2.7 skrll fill_file(struct kinfo_file *kp, const struct file *fp, struct proc *p, int i) 2048 1.31.2.7 skrll { 2049 1.31.2.7 skrll 2050 1.31.2.7 skrll memset(kp, 0, sizeof(*kp)); 2051 1.31.2.7 skrll 2052 1.31.2.7 skrll kp->ki_fileaddr = PTRTOUINT64(fp); 2053 1.31.2.7 skrll kp->ki_flag = fp->f_flag; 2054 1.31.2.7 skrll kp->ki_iflags = fp->f_iflags; 2055 1.31.2.7 skrll kp->ki_ftype = fp->f_type; 2056 1.31.2.7 skrll kp->ki_count = fp->f_count; 2057 1.31.2.7 skrll kp->ki_msgcount = fp->f_msgcount; 2058 1.31.2.7 skrll kp->ki_usecount = fp->f_usecount; 2059 1.31.2.7 skrll kp->ki_fucred = PTRTOUINT64(fp->f_cred); 2060 1.31.2.7 skrll kp->ki_fuid = fp->f_cred->cr_uid; 2061 1.31.2.7 skrll kp->ki_fgid = fp->f_cred->cr_gid; 2062 1.31.2.7 skrll kp->ki_fops = PTRTOUINT64(fp->f_ops); 2063 1.31.2.7 skrll kp->ki_foffset = fp->f_offset; 2064 1.31.2.7 skrll kp->ki_fdata = PTRTOUINT64(fp->f_data); 2065 1.31.2.7 skrll 2066 1.31.2.7 skrll /* vnode information to glue this file to something */ 2067 1.31.2.7 skrll if (fp->f_type == DTYPE_VNODE) { 2068 1.31.2.7 skrll struct vnode *vp = (struct vnode *)fp->f_data; 2069 1.31.2.7 skrll 2070 1.31.2.7 skrll kp->ki_vun = PTRTOUINT64(vp->v_un.vu_socket); 2071 1.31.2.7 skrll kp->ki_vsize = vp->v_size; 2072 1.31.2.7 skrll kp->ki_vtype = vp->v_type; 2073 1.31.2.7 skrll kp->ki_vtag = vp->v_tag; 2074 1.31.2.7 skrll kp->ki_vdata = PTRTOUINT64(vp->v_data); 2075 1.31.2.7 skrll } 2076 1.31.2.7 skrll 2077 1.31.2.7 skrll /* process information when retrieved via KERN_FILE_BYPID */ 2078 1.31.2.7 skrll if (p) { 2079 1.31.2.7 skrll kp->ki_pid = p->p_pid; 2080 1.31.2.7 skrll kp->ki_fd = i; 2081 1.31.2.7 skrll kp->ki_ofileflags = p->p_fd->fd_ofileflags[i]; 2082 1.31.2.7 skrll } 2083 1.31.2.7 skrll } 2084 1.31.2.7 skrll 2085 1.31.2.2 skrll static int 2086 1.31.2.2 skrll sysctl_doeproc(SYSCTLFN_ARGS) 2087 1.31.2.2 skrll { 2088 1.31.2.2 skrll struct eproc eproc; 2089 1.31.2.2 skrll struct kinfo_proc2 kproc2; 2090 1.31.2.2 skrll struct kinfo_proc *dp; 2091 1.31.2.2 skrll struct proc *p; 2092 1.31.2.2 skrll const struct proclist_desc *pd; 2093 1.31.2.2 skrll char *where, *dp2; 2094 1.31.2.2 skrll int type, op, arg; 2095 1.31.2.2 skrll u_int elem_size, elem_count; 2096 1.31.2.2 skrll size_t buflen, needed; 2097 1.31.2.2 skrll int error; 2098 1.31.2.2 skrll 2099 1.31.2.2 skrll if (namelen == 1 && name[0] == CTL_QUERY) 2100 1.31.2.2 skrll return (sysctl_query(SYSCTLFN_CALL(rnode))); 2101 1.31.2.2 skrll 2102 1.31.2.2 skrll dp = oldp; 2103 1.31.2.2 skrll dp2 = where = oldp; 2104 1.31.2.2 skrll buflen = where != NULL ? *oldlenp : 0; 2105 1.31.2.2 skrll error = 0; 2106 1.31.2.2 skrll needed = 0; 2107 1.31.2.2 skrll type = rnode->sysctl_num; 2108 1.31.2.2 skrll 2109 1.31.2.2 skrll if (type == KERN_PROC) { 2110 1.31.2.2 skrll if (namelen != 2 && !(namelen == 1 && name[0] == KERN_PROC_ALL)) 2111 1.31.2.2 skrll return (EINVAL); 2112 1.31.2.2 skrll op = name[0]; 2113 1.31.2.2 skrll if (op != KERN_PROC_ALL) 2114 1.31.2.2 skrll arg = name[1]; 2115 1.31.2.2 skrll else 2116 1.31.2.2 skrll arg = 0; /* Quell compiler warning */ 2117 1.31.2.2 skrll elem_size = elem_count = 0; /* Ditto */ 2118 1.31.2.2 skrll } else { 2119 1.31.2.2 skrll if (namelen != 4) 2120 1.31.2.2 skrll return (EINVAL); 2121 1.31.2.2 skrll op = name[0]; 2122 1.31.2.2 skrll arg = name[1]; 2123 1.31.2.2 skrll elem_size = name[2]; 2124 1.31.2.2 skrll elem_count = name[3]; 2125 1.31.2.2 skrll } 2126 1.31.2.2 skrll 2127 1.31.2.2 skrll proclist_lock_read(); 2128 1.31.2.2 skrll 2129 1.31.2.2 skrll pd = proclists; 2130 1.31.2.2 skrll again: 2131 1.31.2.5 skrll PROCLIST_FOREACH(p, pd->pd_list) { 2132 1.31.2.2 skrll /* 2133 1.31.2.2 skrll * Skip embryonic processes. 2134 1.31.2.2 skrll */ 2135 1.31.2.2 skrll if (p->p_stat == SIDL) 2136 1.31.2.2 skrll continue; 2137 1.31.2.8 skrll 2138 1.31.2.8 skrll if (CURTAIN(l->l_proc->p_ucred->cr_uid, p->p_ucred->cr_uid)) 2139 1.31.2.8 skrll continue; 2140 1.31.2.8 skrll 2141 1.31.2.2 skrll /* 2142 1.31.2.2 skrll * TODO - make more efficient (see notes below). 2143 1.31.2.2 skrll * do by session. 2144 1.31.2.2 skrll */ 2145 1.31.2.2 skrll switch (op) { 2146 1.31.2.2 skrll 2147 1.31.2.2 skrll case KERN_PROC_PID: 2148 1.31.2.2 skrll /* could do this with just a lookup */ 2149 1.31.2.2 skrll if (p->p_pid != (pid_t)arg) 2150 1.31.2.2 skrll continue; 2151 1.31.2.2 skrll break; 2152 1.31.2.2 skrll 2153 1.31.2.2 skrll case KERN_PROC_PGRP: 2154 1.31.2.2 skrll /* could do this by traversing pgrp */ 2155 1.31.2.2 skrll if (p->p_pgrp->pg_id != (pid_t)arg) 2156 1.31.2.2 skrll continue; 2157 1.31.2.2 skrll break; 2158 1.31.2.2 skrll 2159 1.31.2.2 skrll case KERN_PROC_SESSION: 2160 1.31.2.2 skrll if (p->p_session->s_sid != (pid_t)arg) 2161 1.31.2.2 skrll continue; 2162 1.31.2.2 skrll break; 2163 1.31.2.2 skrll 2164 1.31.2.2 skrll case KERN_PROC_TTY: 2165 1.31.2.2 skrll if (arg == (int) KERN_PROC_TTY_REVOKE) { 2166 1.31.2.2 skrll if ((p->p_flag & P_CONTROLT) == 0 || 2167 1.31.2.2 skrll p->p_session->s_ttyp == NULL || 2168 1.31.2.2 skrll p->p_session->s_ttyvp != NULL) 2169 1.31.2.2 skrll continue; 2170 1.31.2.2 skrll } else if ((p->p_flag & P_CONTROLT) == 0 || 2171 1.31.2.2 skrll p->p_session->s_ttyp == NULL) { 2172 1.31.2.2 skrll if ((dev_t)arg != KERN_PROC_TTY_NODEV) 2173 1.31.2.2 skrll continue; 2174 1.31.2.2 skrll } else if (p->p_session->s_ttyp->t_dev != (dev_t)arg) 2175 1.31.2.2 skrll continue; 2176 1.31.2.2 skrll break; 2177 1.31.2.2 skrll 2178 1.31.2.2 skrll case KERN_PROC_UID: 2179 1.31.2.2 skrll if (p->p_ucred->cr_uid != (uid_t)arg) 2180 1.31.2.2 skrll continue; 2181 1.31.2.2 skrll break; 2182 1.31.2.2 skrll 2183 1.31.2.2 skrll case KERN_PROC_RUID: 2184 1.31.2.2 skrll if (p->p_cred->p_ruid != (uid_t)arg) 2185 1.31.2.2 skrll continue; 2186 1.31.2.2 skrll break; 2187 1.31.2.2 skrll 2188 1.31.2.2 skrll case KERN_PROC_GID: 2189 1.31.2.2 skrll if (p->p_ucred->cr_gid != (uid_t)arg) 2190 1.31.2.2 skrll continue; 2191 1.31.2.2 skrll break; 2192 1.31.2.2 skrll 2193 1.31.2.2 skrll case KERN_PROC_RGID: 2194 1.31.2.2 skrll if (p->p_cred->p_rgid != (uid_t)arg) 2195 1.31.2.2 skrll continue; 2196 1.31.2.2 skrll break; 2197 1.31.2.2 skrll 2198 1.31.2.2 skrll case KERN_PROC_ALL: 2199 1.31.2.2 skrll /* allow everything */ 2200 1.31.2.2 skrll break; 2201 1.31.2.2 skrll 2202 1.31.2.2 skrll default: 2203 1.31.2.2 skrll error = EINVAL; 2204 1.31.2.2 skrll goto cleanup; 2205 1.31.2.2 skrll } 2206 1.31.2.2 skrll if (type == KERN_PROC) { 2207 1.31.2.2 skrll if (buflen >= sizeof(struct kinfo_proc)) { 2208 1.31.2.2 skrll fill_eproc(p, &eproc); 2209 1.31.2.2 skrll error = copyout(p, &dp->kp_proc, 2210 1.31.2.2 skrll sizeof(struct proc)); 2211 1.31.2.2 skrll if (error) 2212 1.31.2.2 skrll goto cleanup; 2213 1.31.2.2 skrll error = copyout(&eproc, &dp->kp_eproc, 2214 1.31.2.2 skrll sizeof(eproc)); 2215 1.31.2.2 skrll if (error) 2216 1.31.2.2 skrll goto cleanup; 2217 1.31.2.2 skrll dp++; 2218 1.31.2.2 skrll buflen -= sizeof(struct kinfo_proc); 2219 1.31.2.2 skrll } 2220 1.31.2.2 skrll needed += sizeof(struct kinfo_proc); 2221 1.31.2.2 skrll } else { /* KERN_PROC2 */ 2222 1.31.2.2 skrll if (buflen >= elem_size && elem_count > 0) { 2223 1.31.2.2 skrll fill_kproc2(p, &kproc2); 2224 1.31.2.2 skrll /* 2225 1.31.2.2 skrll * Copy out elem_size, but not larger than 2226 1.31.2.2 skrll * the size of a struct kinfo_proc2. 2227 1.31.2.2 skrll */ 2228 1.31.2.2 skrll error = copyout(&kproc2, dp2, 2229 1.31.2.2 skrll min(sizeof(kproc2), elem_size)); 2230 1.31.2.2 skrll if (error) 2231 1.31.2.2 skrll goto cleanup; 2232 1.31.2.2 skrll dp2 += elem_size; 2233 1.31.2.2 skrll buflen -= elem_size; 2234 1.31.2.2 skrll elem_count--; 2235 1.31.2.2 skrll } 2236 1.31.2.2 skrll needed += elem_size; 2237 1.31.2.2 skrll } 2238 1.31.2.2 skrll } 2239 1.31.2.2 skrll pd++; 2240 1.31.2.2 skrll if (pd->pd_list != NULL) 2241 1.31.2.2 skrll goto again; 2242 1.31.2.2 skrll proclist_unlock_read(); 2243 1.31.2.2 skrll 2244 1.31.2.2 skrll if (where != NULL) { 2245 1.31.2.2 skrll if (type == KERN_PROC) 2246 1.31.2.2 skrll *oldlenp = (char *)dp - where; 2247 1.31.2.2 skrll else 2248 1.31.2.2 skrll *oldlenp = dp2 - where; 2249 1.31.2.2 skrll if (needed > *oldlenp) 2250 1.31.2.2 skrll return (ENOMEM); 2251 1.31.2.2 skrll } else { 2252 1.31.2.2 skrll needed += KERN_PROCSLOP; 2253 1.31.2.2 skrll *oldlenp = needed; 2254 1.31.2.2 skrll } 2255 1.31.2.2 skrll return (0); 2256 1.31.2.2 skrll cleanup: 2257 1.31.2.2 skrll proclist_unlock_read(); 2258 1.31.2.2 skrll return (error); 2259 1.31.2.2 skrll } 2260 1.31.2.2 skrll 2261 1.31.2.2 skrll /* 2262 1.31.2.2 skrll * sysctl helper routine for kern.proc_args pseudo-subtree. 2263 1.31.2.2 skrll */ 2264 1.31.2.2 skrll static int 2265 1.31.2.2 skrll sysctl_kern_proc_args(SYSCTLFN_ARGS) 2266 1.31.2.2 skrll { 2267 1.31.2.2 skrll struct ps_strings pss; 2268 1.31.2.2 skrll struct proc *p, *up = l->l_proc; 2269 1.31.2.2 skrll size_t len, upper_bound, xlen, i; 2270 1.31.2.2 skrll struct uio auio; 2271 1.31.2.2 skrll struct iovec aiov; 2272 1.31.2.2 skrll vaddr_t argv; 2273 1.31.2.2 skrll pid_t pid; 2274 1.31.2.2 skrll int nargv, type, error; 2275 1.31.2.2 skrll char *arg; 2276 1.31.2.2 skrll char *tmp; 2277 1.31.2.8 skrll struct vmspace *vmspace; 2278 1.31.2.8 skrll vaddr_t psstr_addr; 2279 1.31.2.8 skrll vaddr_t offsetn; 2280 1.31.2.8 skrll vaddr_t offsetv; 2281 1.31.2.2 skrll 2282 1.31.2.2 skrll if (namelen == 1 && name[0] == CTL_QUERY) 2283 1.31.2.2 skrll return (sysctl_query(SYSCTLFN_CALL(rnode))); 2284 1.31.2.2 skrll 2285 1.31.2.2 skrll if (newp != NULL || namelen != 2) 2286 1.31.2.2 skrll return (EINVAL); 2287 1.31.2.2 skrll pid = name[0]; 2288 1.31.2.2 skrll type = name[1]; 2289 1.31.2.2 skrll 2290 1.31.2.2 skrll switch (type) { 2291 1.31.2.2 skrll case KERN_PROC_ARGV: 2292 1.31.2.2 skrll case KERN_PROC_NARGV: 2293 1.31.2.2 skrll case KERN_PROC_ENV: 2294 1.31.2.2 skrll case KERN_PROC_NENV: 2295 1.31.2.2 skrll /* ok */ 2296 1.31.2.2 skrll break; 2297 1.31.2.2 skrll default: 2298 1.31.2.2 skrll return (EINVAL); 2299 1.31.2.2 skrll } 2300 1.31.2.2 skrll 2301 1.31.2.8 skrll proclist_lock_read(); 2302 1.31.2.8 skrll 2303 1.31.2.2 skrll /* check pid */ 2304 1.31.2.8 skrll if ((p = p_find(pid, PFIND_LOCKED)) == NULL) { 2305 1.31.2.8 skrll error = EINVAL; 2306 1.31.2.8 skrll goto out_locked; 2307 1.31.2.8 skrll } 2308 1.31.2.8 skrll 2309 1.31.2.8 skrll if (CURTAIN(l->l_proc->p_ucred->cr_uid, p->p_ucred->cr_uid)) { 2310 1.31.2.8 skrll error = EPERM; 2311 1.31.2.8 skrll goto out_locked; 2312 1.31.2.8 skrll } 2313 1.31.2.2 skrll 2314 1.31.2.2 skrll /* only root or same user change look at the environment */ 2315 1.31.2.2 skrll if (type == KERN_PROC_ENV || type == KERN_PROC_NENV) { 2316 1.31.2.2 skrll if (up->p_ucred->cr_uid != 0) { 2317 1.31.2.2 skrll if (up->p_cred->p_ruid != p->p_cred->p_ruid || 2318 1.31.2.8 skrll up->p_cred->p_ruid != p->p_cred->p_svuid) { 2319 1.31.2.8 skrll error = EPERM; 2320 1.31.2.8 skrll goto out_locked; 2321 1.31.2.8 skrll } 2322 1.31.2.2 skrll } 2323 1.31.2.2 skrll } 2324 1.31.2.2 skrll 2325 1.31.2.2 skrll if (oldp == NULL) { 2326 1.31.2.2 skrll if (type == KERN_PROC_NARGV || type == KERN_PROC_NENV) 2327 1.31.2.2 skrll *oldlenp = sizeof (int); 2328 1.31.2.2 skrll else 2329 1.31.2.2 skrll *oldlenp = ARG_MAX; /* XXX XXX XXX */ 2330 1.31.2.8 skrll error = 0; 2331 1.31.2.8 skrll goto out_locked; 2332 1.31.2.2 skrll } 2333 1.31.2.2 skrll 2334 1.31.2.2 skrll /* 2335 1.31.2.2 skrll * Zombies don't have a stack, so we can't read their psstrings. 2336 1.31.2.2 skrll * System processes also don't have a user stack. 2337 1.31.2.2 skrll */ 2338 1.31.2.8 skrll if (P_ZOMBIE(p) || (p->p_flag & P_SYSTEM) != 0) { 2339 1.31.2.8 skrll error = EINVAL; 2340 1.31.2.8 skrll goto out_locked; 2341 1.31.2.8 skrll } 2342 1.31.2.2 skrll 2343 1.31.2.2 skrll /* 2344 1.31.2.2 skrll * Lock the process down in memory. 2345 1.31.2.2 skrll */ 2346 1.31.2.2 skrll /* XXXCDC: how should locking work here? */ 2347 1.31.2.8 skrll if ((p->p_flag & P_WEXIT) || (p->p_vmspace->vm_refcnt < 1)) { 2348 1.31.2.8 skrll error = EFAULT; 2349 1.31.2.8 skrll goto out_locked; 2350 1.31.2.8 skrll } 2351 1.31.2.2 skrll 2352 1.31.2.8 skrll psstr_addr = (vaddr_t)p->p_psstr; 2353 1.31.2.8 skrll if (type == KERN_PROC_ARGV || type == KERN_PROC_NARGV) { 2354 1.31.2.8 skrll offsetn = p->p_psnargv; 2355 1.31.2.8 skrll offsetv = p->p_psargv; 2356 1.31.2.8 skrll } else { 2357 1.31.2.8 skrll offsetn = p->p_psnenv; 2358 1.31.2.8 skrll offsetv = p->p_psenv; 2359 1.31.2.8 skrll } 2360 1.31.2.8 skrll vmspace = p->p_vmspace; 2361 1.31.2.8 skrll vmspace->vm_refcnt++; /* XXX */ 2362 1.31.2.8 skrll 2363 1.31.2.8 skrll proclist_unlock_read(); 2364 1.31.2.2 skrll 2365 1.31.2.2 skrll /* 2366 1.31.2.2 skrll * Allocate a temporary buffer to hold the arguments. 2367 1.31.2.2 skrll */ 2368 1.31.2.2 skrll arg = malloc(PAGE_SIZE, M_TEMP, M_WAITOK); 2369 1.31.2.2 skrll 2370 1.31.2.2 skrll /* 2371 1.31.2.2 skrll * Read in the ps_strings structure. 2372 1.31.2.2 skrll */ 2373 1.31.2.2 skrll aiov.iov_base = &pss; 2374 1.31.2.2 skrll aiov.iov_len = sizeof(pss); 2375 1.31.2.2 skrll auio.uio_iov = &aiov; 2376 1.31.2.2 skrll auio.uio_iovcnt = 1; 2377 1.31.2.8 skrll auio.uio_offset = psstr_addr; 2378 1.31.2.2 skrll auio.uio_resid = sizeof(pss); 2379 1.31.2.2 skrll auio.uio_segflg = UIO_SYSSPACE; 2380 1.31.2.2 skrll auio.uio_rw = UIO_READ; 2381 1.31.2.4 skrll auio.uio_lwp = NULL; 2382 1.31.2.8 skrll error = uvm_io(&vmspace->vm_map, &auio); 2383 1.31.2.2 skrll if (error) 2384 1.31.2.2 skrll goto done; 2385 1.31.2.2 skrll 2386 1.31.2.8 skrll memcpy(&nargv, (char *)&pss + offsetn, sizeof(nargv)); 2387 1.31.2.2 skrll if (type == KERN_PROC_NARGV || type == KERN_PROC_NENV) { 2388 1.31.2.2 skrll error = copyout(&nargv, oldp, sizeof(nargv)); 2389 1.31.2.2 skrll *oldlenp = sizeof(nargv); 2390 1.31.2.2 skrll goto done; 2391 1.31.2.2 skrll } 2392 1.31.2.2 skrll /* 2393 1.31.2.2 skrll * Now read the address of the argument vector. 2394 1.31.2.2 skrll */ 2395 1.31.2.2 skrll switch (type) { 2396 1.31.2.2 skrll case KERN_PROC_ARGV: 2397 1.31.2.2 skrll /* XXX compat32 stuff here */ 2398 1.31.2.8 skrll /* FALLTHROUGH */ 2399 1.31.2.2 skrll case KERN_PROC_ENV: 2400 1.31.2.8 skrll memcpy(&tmp, (char *)&pss + offsetv, sizeof(tmp)); 2401 1.31.2.2 skrll break; 2402 1.31.2.2 skrll default: 2403 1.31.2.2 skrll return (EINVAL); 2404 1.31.2.2 skrll } 2405 1.31.2.2 skrll auio.uio_offset = (off_t)(unsigned long)tmp; 2406 1.31.2.2 skrll aiov.iov_base = &argv; 2407 1.31.2.2 skrll aiov.iov_len = sizeof(argv); 2408 1.31.2.2 skrll auio.uio_iov = &aiov; 2409 1.31.2.2 skrll auio.uio_iovcnt = 1; 2410 1.31.2.2 skrll auio.uio_resid = sizeof(argv); 2411 1.31.2.2 skrll auio.uio_segflg = UIO_SYSSPACE; 2412 1.31.2.2 skrll auio.uio_rw = UIO_READ; 2413 1.31.2.4 skrll auio.uio_lwp = NULL; 2414 1.31.2.8 skrll error = uvm_io(&vmspace->vm_map, &auio); 2415 1.31.2.2 skrll if (error) 2416 1.31.2.2 skrll goto done; 2417 1.31.2.2 skrll 2418 1.31.2.2 skrll /* 2419 1.31.2.2 skrll * Now copy in the actual argument vector, one page at a time, 2420 1.31.2.2 skrll * since we don't know how long the vector is (though, we do 2421 1.31.2.2 skrll * know how many NUL-terminated strings are in the vector). 2422 1.31.2.2 skrll */ 2423 1.31.2.2 skrll len = 0; 2424 1.31.2.2 skrll upper_bound = *oldlenp; 2425 1.31.2.2 skrll for (; nargv != 0 && len < upper_bound; len += xlen) { 2426 1.31.2.2 skrll aiov.iov_base = arg; 2427 1.31.2.2 skrll aiov.iov_len = PAGE_SIZE; 2428 1.31.2.2 skrll auio.uio_iov = &aiov; 2429 1.31.2.2 skrll auio.uio_iovcnt = 1; 2430 1.31.2.2 skrll auio.uio_offset = argv + len; 2431 1.31.2.2 skrll xlen = PAGE_SIZE - ((argv + len) & PAGE_MASK); 2432 1.31.2.2 skrll auio.uio_resid = xlen; 2433 1.31.2.2 skrll auio.uio_segflg = UIO_SYSSPACE; 2434 1.31.2.2 skrll auio.uio_rw = UIO_READ; 2435 1.31.2.4 skrll auio.uio_lwp = NULL; 2436 1.31.2.8 skrll error = uvm_io(&vmspace->vm_map, &auio); 2437 1.31.2.2 skrll if (error) 2438 1.31.2.2 skrll goto done; 2439 1.31.2.2 skrll 2440 1.31.2.2 skrll for (i = 0; i < xlen && nargv != 0; i++) { 2441 1.31.2.2 skrll if (arg[i] == '\0') 2442 1.31.2.2 skrll nargv--; /* one full string */ 2443 1.31.2.2 skrll } 2444 1.31.2.2 skrll 2445 1.31.2.2 skrll /* 2446 1.31.2.2 skrll * Make sure we don't copyout past the end of the user's 2447 1.31.2.2 skrll * buffer. 2448 1.31.2.2 skrll */ 2449 1.31.2.2 skrll if (len + i > upper_bound) 2450 1.31.2.2 skrll i = upper_bound - len; 2451 1.31.2.2 skrll 2452 1.31.2.2 skrll error = copyout(arg, (char *)oldp + len, i); 2453 1.31.2.2 skrll if (error) 2454 1.31.2.2 skrll break; 2455 1.31.2.2 skrll 2456 1.31.2.2 skrll if (nargv == 0) { 2457 1.31.2.2 skrll len += i; 2458 1.31.2.2 skrll break; 2459 1.31.2.2 skrll } 2460 1.31.2.2 skrll } 2461 1.31.2.2 skrll *oldlenp = len; 2462 1.31.2.2 skrll 2463 1.31.2.2 skrll done: 2464 1.31.2.8 skrll uvmspace_free(vmspace); 2465 1.31.2.2 skrll 2466 1.31.2.2 skrll free(arg, M_TEMP); 2467 1.31.2.8 skrll return error; 2468 1.31.2.8 skrll 2469 1.31.2.8 skrll out_locked: 2470 1.31.2.8 skrll proclist_unlock_read(); 2471 1.31.2.8 skrll return error; 2472 1.31.2.8 skrll } 2473 1.31.2.8 skrll 2474 1.31.2.8 skrll /* 2475 1.31.2.8 skrll * Sysctl helper routine for Verified Exec. 2476 1.31.2.8 skrll */ 2477 1.31.2.8 skrll #ifdef VERIFIED_EXEC 2478 1.31.2.8 skrll static int 2479 1.31.2.8 skrll sysctl_kern_veriexec(SYSCTLFN_ARGS) 2480 1.31.2.8 skrll { 2481 1.31.2.8 skrll int newval, error; 2482 1.31.2.8 skrll int *var = NULL, raise_only = 0; 2483 1.31.2.8 skrll struct sysctlnode node; 2484 1.31.2.8 skrll 2485 1.31.2.8 skrll node = *rnode; 2486 1.31.2.8 skrll 2487 1.31.2.8 skrll switch (rnode->sysctl_num) { 2488 1.31.2.8 skrll case VERIEXEC_STRICT: 2489 1.31.2.8 skrll raise_only = 1; 2490 1.31.2.8 skrll var = &veriexec_strict; 2491 1.31.2.8 skrll break; 2492 1.31.2.8 skrll case VERIEXEC_ALGORITHMS: 2493 1.31.2.8 skrll node.sysctl_data = veriexec_fp_names; 2494 1.31.2.8 skrll node.sysctl_size = strlen(veriexec_fp_names) + 1; 2495 1.31.2.8 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 2496 1.31.2.8 skrll default: 2497 1.31.2.8 skrll return (EINVAL); 2498 1.31.2.8 skrll } 2499 1.31.2.8 skrll 2500 1.31.2.8 skrll newval = *var; 2501 1.31.2.8 skrll 2502 1.31.2.8 skrll node.sysctl_data = &newval; 2503 1.31.2.8 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 2504 1.31.2.8 skrll if (error || newp == NULL) { 2505 1.31.2.8 skrll return (error); 2506 1.31.2.8 skrll } 2507 1.31.2.8 skrll 2508 1.31.2.8 skrll if (raise_only && (newval < *var)) 2509 1.31.2.8 skrll return (EPERM); 2510 1.31.2.8 skrll 2511 1.31.2.8 skrll *var = newval; 2512 1.31.2.8 skrll 2513 1.31.2.2 skrll return (error); 2514 1.31.2.2 skrll } 2515 1.31.2.8 skrll #endif /* VERIFIED_EXEC */ 2516 1.31.2.8 skrll 2517 1.31.2.8 skrll /* 2518 1.31.2.8 skrll * sysctl helper routine for kern.cp_id node. maps cpus to their 2519 1.31.2.8 skrll * cpuids. 2520 1.31.2.8 skrll */ 2521 1.31.2.8 skrll static int 2522 1.31.2.8 skrll sysctl_kern_cpid(SYSCTLFN_ARGS) 2523 1.31.2.8 skrll { 2524 1.31.2.8 skrll struct sysctlnode node = *rnode; 2525 1.31.2.8 skrll 2526 1.31.2.8 skrll #ifndef MULTIPROCESSOR 2527 1.31.2.8 skrll u_int64_t id; 2528 1.31.2.8 skrll 2529 1.31.2.8 skrll if (namelen == 1) { 2530 1.31.2.8 skrll if (name[0] != 0) 2531 1.31.2.8 skrll return (ENOENT); 2532 1.31.2.8 skrll /* 2533 1.31.2.8 skrll * you're allowed to ask for the zero'th processor 2534 1.31.2.8 skrll */ 2535 1.31.2.8 skrll name++; 2536 1.31.2.8 skrll namelen--; 2537 1.31.2.8 skrll } 2538 1.31.2.8 skrll node.sysctl_data = &id; 2539 1.31.2.8 skrll node.sysctl_size = sizeof(id); 2540 1.31.2.8 skrll id = cpu_number(); 2541 1.31.2.8 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 2542 1.31.2.8 skrll 2543 1.31.2.8 skrll #else /* MULTIPROCESSOR */ 2544 1.31.2.8 skrll u_int64_t *cp_id = NULL; 2545 1.31.2.8 skrll int error, n = sysctl_ncpus(); 2546 1.31.2.8 skrll struct cpu_info *ci; 2547 1.31.2.8 skrll CPU_INFO_ITERATOR cii; 2548 1.31.2.8 skrll 2549 1.31.2.8 skrll /* 2550 1.31.2.8 skrll * here you may either retrieve a single cpu id or the whole 2551 1.31.2.8 skrll * set. the size you get back when probing depends on what 2552 1.31.2.8 skrll * you ask for. 2553 1.31.2.8 skrll */ 2554 1.31.2.8 skrll switch (namelen) { 2555 1.31.2.8 skrll case 0: 2556 1.31.2.8 skrll node.sysctl_size = n * sizeof(u_int64_t); 2557 1.31.2.8 skrll n = -2; /* ALL */ 2558 1.31.2.8 skrll break; 2559 1.31.2.8 skrll case 1: 2560 1.31.2.8 skrll if (name[0] < 0 || name[0] >= n) 2561 1.31.2.8 skrll return (ENOENT); /* ENOSUCHPROCESSOR */ 2562 1.31.2.8 skrll node.sysctl_size = sizeof(u_int64_t); 2563 1.31.2.8 skrll n = name[0]; 2564 1.31.2.8 skrll /* 2565 1.31.2.8 skrll * adjust these so that sysctl_lookup() will be happy 2566 1.31.2.8 skrll */ 2567 1.31.2.8 skrll name++; 2568 1.31.2.8 skrll namelen--; 2569 1.31.2.8 skrll break; 2570 1.31.2.8 skrll default: 2571 1.31.2.8 skrll return (EINVAL); 2572 1.31.2.8 skrll } 2573 1.31.2.8 skrll 2574 1.31.2.8 skrll cp_id = malloc(node.sysctl_size, M_TEMP, M_WAITOK|M_CANFAIL); 2575 1.31.2.8 skrll if (cp_id == NULL) 2576 1.31.2.8 skrll return (ENOMEM); 2577 1.31.2.8 skrll node.sysctl_data = cp_id; 2578 1.31.2.8 skrll memset(cp_id, 0, node.sysctl_size); 2579 1.31.2.8 skrll 2580 1.31.2.8 skrll for (CPU_INFO_FOREACH(cii, ci)) { 2581 1.31.2.8 skrll if (n <= 0) 2582 1.31.2.8 skrll cp_id[0] = ci->ci_cpuid; 2583 1.31.2.8 skrll /* 2584 1.31.2.8 skrll * if a specific processor was requested and we just 2585 1.31.2.8 skrll * did it, we're done here 2586 1.31.2.8 skrll */ 2587 1.31.2.8 skrll if (n == 0) 2588 1.31.2.8 skrll break; 2589 1.31.2.8 skrll /* 2590 1.31.2.8 skrll * if doing "all", skip to next cp_id slot for next processor 2591 1.31.2.8 skrll */ 2592 1.31.2.8 skrll if (n == -2) 2593 1.31.2.8 skrll cp_id++; 2594 1.31.2.8 skrll /* 2595 1.31.2.8 skrll * if we're doing a specific processor, we're one 2596 1.31.2.8 skrll * processor closer 2597 1.31.2.8 skrll */ 2598 1.31.2.8 skrll if (n > 0) 2599 1.31.2.8 skrll n--; 2600 1.31.2.8 skrll } 2601 1.31.2.8 skrll 2602 1.31.2.8 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 2603 1.31.2.8 skrll free(node.sysctl_data, M_TEMP); 2604 1.31.2.8 skrll return (error); 2605 1.31.2.8 skrll 2606 1.31.2.8 skrll #endif /* MULTIPROCESSOR */ 2607 1.31.2.8 skrll } 2608 1.31.2.2 skrll 2609 1.31.2.2 skrll /* 2610 1.31.2.2 skrll * sysctl helper routine for hw.usermem and hw.usermem64. values are 2611 1.31.2.2 skrll * calculate on the fly taking into account integer overflow and the 2612 1.31.2.2 skrll * current wired count. 2613 1.31.2.2 skrll */ 2614 1.31.2.2 skrll static int 2615 1.31.2.2 skrll sysctl_hw_usermem(SYSCTLFN_ARGS) 2616 1.31.2.2 skrll { 2617 1.31.2.2 skrll u_int ui; 2618 1.31.2.2 skrll u_quad_t uq; 2619 1.31.2.2 skrll struct sysctlnode node; 2620 1.31.2.2 skrll 2621 1.31.2.2 skrll node = *rnode; 2622 1.31.2.2 skrll switch (rnode->sysctl_num) { 2623 1.31.2.2 skrll case HW_USERMEM: 2624 1.31.2.2 skrll if ((ui = physmem - uvmexp.wired) > (UINT_MAX / PAGE_SIZE)) 2625 1.31.2.2 skrll ui = UINT_MAX; 2626 1.31.2.2 skrll else 2627 1.31.2.2 skrll ui *= PAGE_SIZE; 2628 1.31.2.2 skrll node.sysctl_data = &ui; 2629 1.31.2.2 skrll break; 2630 1.31.2.2 skrll case HW_USERMEM64: 2631 1.31.2.2 skrll uq = (u_quad_t)(physmem - uvmexp.wired) * PAGE_SIZE; 2632 1.31.2.2 skrll node.sysctl_data = &uq; 2633 1.31.2.2 skrll break; 2634 1.31.2.2 skrll default: 2635 1.31.2.2 skrll return (EINVAL); 2636 1.31.2.2 skrll } 2637 1.31.2.2 skrll 2638 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 2639 1.31.2.2 skrll } 2640 1.31.2.2 skrll 2641 1.31.2.2 skrll /* 2642 1.31.2.2 skrll * sysctl helper routine for kern.cnmagic node. pulls the old value 2643 1.31.2.2 skrll * out, encoded, and stuffs the new value in for decoding. 2644 1.31.2.2 skrll */ 2645 1.31.2.2 skrll static int 2646 1.31.2.2 skrll sysctl_hw_cnmagic(SYSCTLFN_ARGS) 2647 1.31.2.2 skrll { 2648 1.31.2.2 skrll char magic[CNS_LEN]; 2649 1.31.2.2 skrll int error; 2650 1.31.2.2 skrll struct sysctlnode node; 2651 1.31.2.2 skrll 2652 1.31.2.2 skrll if (oldp) 2653 1.31.2.2 skrll cn_get_magic(magic, CNS_LEN); 2654 1.31.2.2 skrll node = *rnode; 2655 1.31.2.2 skrll node.sysctl_data = &magic[0]; 2656 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 2657 1.31.2.2 skrll if (error || newp == NULL) 2658 1.31.2.2 skrll return (error); 2659 1.31.2.6 skrll 2660 1.31.2.2 skrll return (cn_set_magic(magic)); 2661 1.31.2.2 skrll } 2662 1.31.2.2 skrll 2663 1.31.2.2 skrll static int 2664 1.31.2.2 skrll sysctl_hw_ncpu(SYSCTLFN_ARGS) 2665 1.31.2.2 skrll { 2666 1.31.2.2 skrll int ncpu; 2667 1.31.2.2 skrll struct sysctlnode node; 2668 1.31.2.2 skrll 2669 1.31.2.2 skrll ncpu = sysctl_ncpus(); 2670 1.31.2.2 skrll node = *rnode; 2671 1.31.2.2 skrll node.sysctl_data = &ncpu; 2672 1.31.2.6 skrll 2673 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 2674 1.31.2.2 skrll } 2675 1.31.2.2 skrll 2676 1.31.2.2 skrll 2677 1.31.2.2 skrll /* 2678 1.31.2.2 skrll * ******************************************************************** 2679 1.31.2.2 skrll * section 3: public helper routines that are used for more than one 2680 1.31.2.2 skrll * node 2681 1.31.2.2 skrll * ******************************************************************** 2682 1.31.2.2 skrll */ 2683 1.31.2.2 skrll 2684 1.31.2.2 skrll /* 2685 1.31.2.2 skrll * sysctl helper routine for the kern.root_device node and some ports' 2686 1.31.2.2 skrll * machdep.root_device nodes. 2687 1.31.2.2 skrll */ 2688 1.31.2.2 skrll int 2689 1.31.2.2 skrll sysctl_root_device(SYSCTLFN_ARGS) 2690 1.31.2.2 skrll { 2691 1.31.2.2 skrll struct sysctlnode node; 2692 1.31.2.2 skrll 2693 1.31.2.2 skrll node = *rnode; 2694 1.31.2.2 skrll node.sysctl_data = root_device->dv_xname; 2695 1.31.2.2 skrll node.sysctl_size = strlen(root_device->dv_xname) + 1; 2696 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 2697 1.31.2.2 skrll } 2698 1.31.2.2 skrll 2699 1.31.2.2 skrll /* 2700 1.31.2.2 skrll * sysctl helper routine for kern.consdev, dependent on the current 2701 1.31.2.2 skrll * state of the console. also used for machdep.console_device on some 2702 1.31.2.2 skrll * ports. 2703 1.31.2.2 skrll */ 2704 1.31.2.2 skrll int 2705 1.31.2.2 skrll sysctl_consdev(SYSCTLFN_ARGS) 2706 1.31.2.2 skrll { 2707 1.31.2.2 skrll dev_t consdev; 2708 1.31.2.2 skrll struct sysctlnode node; 2709 1.31.2.2 skrll 2710 1.31.2.2 skrll if (cn_tab != NULL) 2711 1.31.2.2 skrll consdev = cn_tab->cn_dev; 2712 1.31.2.2 skrll else 2713 1.31.2.2 skrll consdev = NODEV; 2714 1.31.2.2 skrll node = *rnode; 2715 1.31.2.2 skrll node.sysctl_data = &consdev; 2716 1.31.2.2 skrll node.sysctl_size = sizeof(consdev); 2717 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 2718 1.31.2.2 skrll } 2719 1.31.2.2 skrll 2720 1.31.2.2 skrll /* 2721 1.31.2.2 skrll * ******************************************************************** 2722 1.31.2.2 skrll * section 4: support for some helpers 2723 1.31.2.2 skrll * ******************************************************************** 2724 1.31.2.2 skrll */ 2725 1.31.2.2 skrll 2726 1.31.2.2 skrll /* 2727 1.31.2.2 skrll * Fill in a kinfo_proc2 structure for the specified process. 2728 1.31.2.2 skrll */ 2729 1.31.2.2 skrll static void 2730 1.31.2.2 skrll fill_kproc2(struct proc *p, struct kinfo_proc2 *ki) 2731 1.31.2.2 skrll { 2732 1.31.2.2 skrll struct tty *tp; 2733 1.31.2.2 skrll struct lwp *l; 2734 1.31.2.2 skrll struct timeval ut, st; 2735 1.31.2.2 skrll 2736 1.31.2.2 skrll memset(ki, 0, sizeof(*ki)); 2737 1.31.2.2 skrll 2738 1.31.2.2 skrll ki->p_paddr = PTRTOUINT64(p); 2739 1.31.2.2 skrll ki->p_fd = PTRTOUINT64(p->p_fd); 2740 1.31.2.2 skrll ki->p_cwdi = PTRTOUINT64(p->p_cwdi); 2741 1.31.2.2 skrll ki->p_stats = PTRTOUINT64(p->p_stats); 2742 1.31.2.2 skrll ki->p_limit = PTRTOUINT64(p->p_limit); 2743 1.31.2.2 skrll ki->p_vmspace = PTRTOUINT64(p->p_vmspace); 2744 1.31.2.2 skrll ki->p_sigacts = PTRTOUINT64(p->p_sigacts); 2745 1.31.2.2 skrll ki->p_sess = PTRTOUINT64(p->p_session); 2746 1.31.2.2 skrll ki->p_tsess = 0; /* may be changed if controlling tty below */ 2747 1.31.2.2 skrll ki->p_ru = PTRTOUINT64(p->p_ru); 2748 1.31.2.2 skrll 2749 1.31.2.2 skrll ki->p_eflag = 0; 2750 1.31.2.2 skrll ki->p_exitsig = p->p_exitsig; 2751 1.31.2.2 skrll ki->p_flag = p->p_flag; 2752 1.31.2.2 skrll 2753 1.31.2.2 skrll ki->p_pid = p->p_pid; 2754 1.31.2.2 skrll if (p->p_pptr) 2755 1.31.2.2 skrll ki->p_ppid = p->p_pptr->p_pid; 2756 1.31.2.2 skrll else 2757 1.31.2.2 skrll ki->p_ppid = 0; 2758 1.31.2.2 skrll ki->p_sid = p->p_session->s_sid; 2759 1.31.2.2 skrll ki->p__pgid = p->p_pgrp->pg_id; 2760 1.31.2.2 skrll 2761 1.31.2.2 skrll ki->p_tpgid = NO_PGID; /* may be changed if controlling tty below */ 2762 1.31.2.2 skrll 2763 1.31.2.2 skrll ki->p_uid = p->p_ucred->cr_uid; 2764 1.31.2.2 skrll ki->p_ruid = p->p_cred->p_ruid; 2765 1.31.2.2 skrll ki->p_gid = p->p_ucred->cr_gid; 2766 1.31.2.2 skrll ki->p_rgid = p->p_cred->p_rgid; 2767 1.31.2.2 skrll ki->p_svuid = p->p_cred->p_svuid; 2768 1.31.2.2 skrll ki->p_svgid = p->p_cred->p_svgid; 2769 1.31.2.2 skrll 2770 1.31.2.2 skrll memcpy(ki->p_groups, p->p_cred->pc_ucred->cr_groups, 2771 1.31.2.2 skrll min(sizeof(ki->p_groups), sizeof(p->p_cred->pc_ucred->cr_groups))); 2772 1.31.2.2 skrll ki->p_ngroups = p->p_cred->pc_ucred->cr_ngroups; 2773 1.31.2.2 skrll 2774 1.31.2.2 skrll ki->p_jobc = p->p_pgrp->pg_jobc; 2775 1.31.2.2 skrll if ((p->p_flag & P_CONTROLT) && (tp = p->p_session->s_ttyp)) { 2776 1.31.2.2 skrll ki->p_tdev = tp->t_dev; 2777 1.31.2.2 skrll ki->p_tpgid = tp->t_pgrp ? tp->t_pgrp->pg_id : NO_PGID; 2778 1.31.2.2 skrll ki->p_tsess = PTRTOUINT64(tp->t_session); 2779 1.31.2.2 skrll } else { 2780 1.31.2.2 skrll ki->p_tdev = NODEV; 2781 1.31.2.2 skrll } 2782 1.31.2.2 skrll 2783 1.31.2.2 skrll ki->p_estcpu = p->p_estcpu; 2784 1.31.2.2 skrll ki->p_rtime_sec = p->p_rtime.tv_sec; 2785 1.31.2.2 skrll ki->p_rtime_usec = p->p_rtime.tv_usec; 2786 1.31.2.2 skrll ki->p_cpticks = p->p_cpticks; 2787 1.31.2.2 skrll ki->p_pctcpu = p->p_pctcpu; 2788 1.31.2.2 skrll 2789 1.31.2.2 skrll ki->p_uticks = p->p_uticks; 2790 1.31.2.2 skrll ki->p_sticks = p->p_sticks; 2791 1.31.2.2 skrll ki->p_iticks = p->p_iticks; 2792 1.31.2.2 skrll 2793 1.31.2.2 skrll ki->p_tracep = PTRTOUINT64(p->p_tracep); 2794 1.31.2.2 skrll ki->p_traceflag = p->p_traceflag; 2795 1.31.2.2 skrll 2796 1.31.2.2 skrll 2797 1.31.2.2 skrll memcpy(&ki->p_siglist, &p->p_sigctx.ps_siglist, sizeof(ki_sigset_t)); 2798 1.31.2.2 skrll memcpy(&ki->p_sigmask, &p->p_sigctx.ps_sigmask, sizeof(ki_sigset_t)); 2799 1.31.2.2 skrll memcpy(&ki->p_sigignore, &p->p_sigctx.ps_sigignore,sizeof(ki_sigset_t)); 2800 1.31.2.2 skrll memcpy(&ki->p_sigcatch, &p->p_sigctx.ps_sigcatch, sizeof(ki_sigset_t)); 2801 1.31.2.2 skrll 2802 1.31.2.2 skrll ki->p_stat = p->p_stat; /* Will likely be overridden by LWP status */ 2803 1.31.2.2 skrll ki->p_realstat = p->p_stat; 2804 1.31.2.2 skrll ki->p_nice = p->p_nice; 2805 1.31.2.2 skrll 2806 1.31.2.2 skrll ki->p_xstat = p->p_xstat; 2807 1.31.2.2 skrll ki->p_acflag = p->p_acflag; 2808 1.31.2.2 skrll 2809 1.31.2.2 skrll strncpy(ki->p_comm, p->p_comm, 2810 1.31.2.2 skrll min(sizeof(ki->p_comm), sizeof(p->p_comm))); 2811 1.31.2.2 skrll 2812 1.31.2.2 skrll strncpy(ki->p_login, p->p_session->s_login, 2813 1.31.2.2 skrll min(sizeof ki->p_login - 1, sizeof p->p_session->s_login)); 2814 1.31.2.2 skrll 2815 1.31.2.2 skrll ki->p_nlwps = p->p_nlwps; 2816 1.31.2.2 skrll ki->p_nrlwps = p->p_nrlwps; 2817 1.31.2.2 skrll ki->p_realflag = p->p_flag; 2818 1.31.2.2 skrll 2819 1.31.2.2 skrll if (p->p_stat == SIDL || P_ZOMBIE(p)) { 2820 1.31.2.2 skrll ki->p_vm_rssize = 0; 2821 1.31.2.2 skrll ki->p_vm_tsize = 0; 2822 1.31.2.2 skrll ki->p_vm_dsize = 0; 2823 1.31.2.2 skrll ki->p_vm_ssize = 0; 2824 1.31.2.2 skrll l = NULL; 2825 1.31.2.2 skrll } else { 2826 1.31.2.2 skrll struct vmspace *vm = p->p_vmspace; 2827 1.31.2.2 skrll 2828 1.31.2.2 skrll ki->p_vm_rssize = vm_resident_count(vm); 2829 1.31.2.2 skrll ki->p_vm_tsize = vm->vm_tsize; 2830 1.31.2.2 skrll ki->p_vm_dsize = vm->vm_dsize; 2831 1.31.2.2 skrll ki->p_vm_ssize = vm->vm_ssize; 2832 1.31.2.2 skrll 2833 1.31.2.2 skrll /* Pick a "representative" LWP */ 2834 1.31.2.2 skrll l = proc_representative_lwp(p); 2835 1.31.2.2 skrll ki->p_forw = PTRTOUINT64(l->l_forw); 2836 1.31.2.2 skrll ki->p_back = PTRTOUINT64(l->l_back); 2837 1.31.2.2 skrll ki->p_addr = PTRTOUINT64(l->l_addr); 2838 1.31.2.2 skrll ki->p_stat = l->l_stat; 2839 1.31.2.2 skrll ki->p_flag |= l->l_flag; 2840 1.31.2.2 skrll ki->p_swtime = l->l_swtime; 2841 1.31.2.2 skrll ki->p_slptime = l->l_slptime; 2842 1.31.2.2 skrll if (l->l_stat == LSONPROC) { 2843 1.31.2.2 skrll KDASSERT(l->l_cpu != NULL); 2844 1.31.2.2 skrll ki->p_schedflags = l->l_cpu->ci_schedstate.spc_flags; 2845 1.31.2.2 skrll } else 2846 1.31.2.2 skrll ki->p_schedflags = 0; 2847 1.31.2.2 skrll ki->p_holdcnt = l->l_holdcnt; 2848 1.31.2.2 skrll ki->p_priority = l->l_priority; 2849 1.31.2.2 skrll ki->p_usrpri = l->l_usrpri; 2850 1.31.2.2 skrll if (l->l_wmesg) 2851 1.31.2.2 skrll strncpy(ki->p_wmesg, l->l_wmesg, sizeof(ki->p_wmesg)); 2852 1.31.2.2 skrll ki->p_wchan = PTRTOUINT64(l->l_wchan); 2853 1.31.2.2 skrll 2854 1.31.2.2 skrll } 2855 1.31.2.2 skrll 2856 1.31.2.2 skrll if (p->p_session->s_ttyvp) 2857 1.31.2.2 skrll ki->p_eflag |= EPROC_CTTY; 2858 1.31.2.2 skrll if (SESS_LEADER(p)) 2859 1.31.2.2 skrll ki->p_eflag |= EPROC_SLEADER; 2860 1.31.2.2 skrll 2861 1.31.2.2 skrll /* XXX Is this double check necessary? */ 2862 1.31.2.2 skrll if (P_ZOMBIE(p)) { 2863 1.31.2.2 skrll ki->p_uvalid = 0; 2864 1.31.2.2 skrll } else { 2865 1.31.2.2 skrll ki->p_uvalid = 1; 2866 1.31.2.2 skrll 2867 1.31.2.2 skrll ki->p_ustart_sec = p->p_stats->p_start.tv_sec; 2868 1.31.2.2 skrll ki->p_ustart_usec = p->p_stats->p_start.tv_usec; 2869 1.31.2.2 skrll 2870 1.31.2.2 skrll calcru(p, &ut, &st, 0); 2871 1.31.2.2 skrll ki->p_uutime_sec = ut.tv_sec; 2872 1.31.2.2 skrll ki->p_uutime_usec = ut.tv_usec; 2873 1.31.2.2 skrll ki->p_ustime_sec = st.tv_sec; 2874 1.31.2.2 skrll ki->p_ustime_usec = st.tv_usec; 2875 1.31.2.2 skrll 2876 1.31.2.2 skrll ki->p_uru_maxrss = p->p_stats->p_ru.ru_maxrss; 2877 1.31.2.2 skrll ki->p_uru_ixrss = p->p_stats->p_ru.ru_ixrss; 2878 1.31.2.2 skrll ki->p_uru_idrss = p->p_stats->p_ru.ru_idrss; 2879 1.31.2.2 skrll ki->p_uru_isrss = p->p_stats->p_ru.ru_isrss; 2880 1.31.2.2 skrll ki->p_uru_minflt = p->p_stats->p_ru.ru_minflt; 2881 1.31.2.2 skrll ki->p_uru_majflt = p->p_stats->p_ru.ru_majflt; 2882 1.31.2.2 skrll ki->p_uru_nswap = p->p_stats->p_ru.ru_nswap; 2883 1.31.2.2 skrll ki->p_uru_inblock = p->p_stats->p_ru.ru_inblock; 2884 1.31.2.2 skrll ki->p_uru_oublock = p->p_stats->p_ru.ru_oublock; 2885 1.31.2.2 skrll ki->p_uru_msgsnd = p->p_stats->p_ru.ru_msgsnd; 2886 1.31.2.2 skrll ki->p_uru_msgrcv = p->p_stats->p_ru.ru_msgrcv; 2887 1.31.2.2 skrll ki->p_uru_nsignals = p->p_stats->p_ru.ru_nsignals; 2888 1.31.2.2 skrll ki->p_uru_nvcsw = p->p_stats->p_ru.ru_nvcsw; 2889 1.31.2.2 skrll ki->p_uru_nivcsw = p->p_stats->p_ru.ru_nivcsw; 2890 1.31.2.2 skrll 2891 1.31.2.2 skrll timeradd(&p->p_stats->p_cru.ru_utime, 2892 1.31.2.2 skrll &p->p_stats->p_cru.ru_stime, &ut); 2893 1.31.2.2 skrll ki->p_uctime_sec = ut.tv_sec; 2894 1.31.2.2 skrll ki->p_uctime_usec = ut.tv_usec; 2895 1.31.2.2 skrll } 2896 1.31.2.2 skrll #ifdef MULTIPROCESSOR 2897 1.31.2.2 skrll if (l && l->l_cpu != NULL) 2898 1.31.2.2 skrll ki->p_cpuid = l->l_cpu->ci_cpuid; 2899 1.31.2.2 skrll else 2900 1.31.2.2 skrll #endif 2901 1.31.2.2 skrll ki->p_cpuid = KI_NOCPU; 2902 1.31.2.2 skrll } 2903 1.31.2.2 skrll 2904 1.31.2.2 skrll /* 2905 1.31.2.2 skrll * Fill in a kinfo_lwp structure for the specified lwp. 2906 1.31.2.2 skrll */ 2907 1.31.2.2 skrll static void 2908 1.31.2.2 skrll fill_lwp(struct lwp *l, struct kinfo_lwp *kl) 2909 1.31.2.2 skrll { 2910 1.31.2.2 skrll 2911 1.31.2.2 skrll kl->l_forw = PTRTOUINT64(l->l_forw); 2912 1.31.2.2 skrll kl->l_back = PTRTOUINT64(l->l_back); 2913 1.31.2.2 skrll kl->l_laddr = PTRTOUINT64(l); 2914 1.31.2.2 skrll kl->l_addr = PTRTOUINT64(l->l_addr); 2915 1.31.2.2 skrll kl->l_stat = l->l_stat; 2916 1.31.2.2 skrll kl->l_lid = l->l_lid; 2917 1.31.2.2 skrll kl->l_flag = l->l_flag; 2918 1.31.2.2 skrll 2919 1.31.2.2 skrll kl->l_swtime = l->l_swtime; 2920 1.31.2.2 skrll kl->l_slptime = l->l_slptime; 2921 1.31.2.2 skrll if (l->l_stat == LSONPROC) { 2922 1.31.2.2 skrll KDASSERT(l->l_cpu != NULL); 2923 1.31.2.2 skrll kl->l_schedflags = l->l_cpu->ci_schedstate.spc_flags; 2924 1.31.2.2 skrll } else 2925 1.31.2.2 skrll kl->l_schedflags = 0; 2926 1.31.2.2 skrll kl->l_holdcnt = l->l_holdcnt; 2927 1.31.2.2 skrll kl->l_priority = l->l_priority; 2928 1.31.2.2 skrll kl->l_usrpri = l->l_usrpri; 2929 1.31.2.2 skrll if (l->l_wmesg) 2930 1.31.2.2 skrll strncpy(kl->l_wmesg, l->l_wmesg, sizeof(kl->l_wmesg)); 2931 1.31.2.2 skrll kl->l_wchan = PTRTOUINT64(l->l_wchan); 2932 1.31.2.2 skrll #ifdef MULTIPROCESSOR 2933 1.31.2.2 skrll if (l->l_cpu != NULL) 2934 1.31.2.2 skrll kl->l_cpuid = l->l_cpu->ci_cpuid; 2935 1.31.2.2 skrll else 2936 1.31.2.2 skrll #endif 2937 1.31.2.2 skrll kl->l_cpuid = KI_NOCPU; 2938 1.31.2.2 skrll } 2939 1.31.2.2 skrll 2940 1.31.2.2 skrll /* 2941 1.31.2.2 skrll * Fill in an eproc structure for the specified process. 2942 1.31.2.2 skrll */ 2943 1.31.2.2 skrll void 2944 1.31.2.2 skrll fill_eproc(struct proc *p, struct eproc *ep) 2945 1.31.2.2 skrll { 2946 1.31.2.2 skrll struct tty *tp; 2947 1.31.2.2 skrll struct lwp *l; 2948 1.31.2.2 skrll 2949 1.31.2.2 skrll ep->e_paddr = p; 2950 1.31.2.2 skrll ep->e_sess = p->p_session; 2951 1.31.2.2 skrll ep->e_pcred = *p->p_cred; 2952 1.31.2.2 skrll ep->e_ucred = *p->p_ucred; 2953 1.31.2.2 skrll if (p->p_stat == SIDL || P_ZOMBIE(p)) { 2954 1.31.2.2 skrll ep->e_vm.vm_rssize = 0; 2955 1.31.2.2 skrll ep->e_vm.vm_tsize = 0; 2956 1.31.2.2 skrll ep->e_vm.vm_dsize = 0; 2957 1.31.2.2 skrll ep->e_vm.vm_ssize = 0; 2958 1.31.2.2 skrll /* ep->e_vm.vm_pmap = XXX; */ 2959 1.31.2.2 skrll } else { 2960 1.31.2.2 skrll struct vmspace *vm = p->p_vmspace; 2961 1.31.2.2 skrll 2962 1.31.2.2 skrll ep->e_vm.vm_rssize = vm_resident_count(vm); 2963 1.31.2.2 skrll ep->e_vm.vm_tsize = vm->vm_tsize; 2964 1.31.2.2 skrll ep->e_vm.vm_dsize = vm->vm_dsize; 2965 1.31.2.2 skrll ep->e_vm.vm_ssize = vm->vm_ssize; 2966 1.31.2.2 skrll 2967 1.31.2.2 skrll /* Pick a "representative" LWP */ 2968 1.31.2.2 skrll l = proc_representative_lwp(p); 2969 1.31.2.2 skrll 2970 1.31.2.2 skrll if (l->l_wmesg) 2971 1.31.2.2 skrll strncpy(ep->e_wmesg, l->l_wmesg, WMESGLEN); 2972 1.31.2.2 skrll } 2973 1.31.2.2 skrll if (p->p_pptr) 2974 1.31.2.2 skrll ep->e_ppid = p->p_pptr->p_pid; 2975 1.31.2.2 skrll else 2976 1.31.2.2 skrll ep->e_ppid = 0; 2977 1.31.2.2 skrll ep->e_pgid = p->p_pgrp->pg_id; 2978 1.31.2.2 skrll ep->e_sid = ep->e_sess->s_sid; 2979 1.31.2.2 skrll ep->e_jobc = p->p_pgrp->pg_jobc; 2980 1.31.2.2 skrll if ((p->p_flag & P_CONTROLT) && 2981 1.31.2.2 skrll (tp = ep->e_sess->s_ttyp)) { 2982 1.31.2.2 skrll ep->e_tdev = tp->t_dev; 2983 1.31.2.2 skrll ep->e_tpgid = tp->t_pgrp ? tp->t_pgrp->pg_id : NO_PGID; 2984 1.31.2.2 skrll ep->e_tsess = tp->t_session; 2985 1.31.2.2 skrll } else 2986 1.31.2.2 skrll ep->e_tdev = NODEV; 2987 1.31.2.2 skrll 2988 1.31.2.2 skrll ep->e_xsize = ep->e_xrssize = 0; 2989 1.31.2.2 skrll ep->e_xccount = ep->e_xswrss = 0; 2990 1.31.2.2 skrll ep->e_flag = ep->e_sess->s_ttyvp ? EPROC_CTTY : 0; 2991 1.31.2.2 skrll if (SESS_LEADER(p)) 2992 1.31.2.2 skrll ep->e_flag |= EPROC_SLEADER; 2993 1.31.2.2 skrll strncpy(ep->e_login, ep->e_sess->s_login, MAXLOGNAME); 2994 1.31.2.2 skrll } 2995
Indexes created Thu Oct 02 01:09:59 GMT 2025