init_sysctl.c revision 1.31.2.7
1 1.31.2.7 skrll /* $NetBSD: init_sysctl.c,v 1.31.2.7 2005/04/01 14:30:56 skrll 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 1.31.2.7 skrll __KERNEL_RCSID(0, "$NetBSD: init_sysctl.c,v 1.31.2.7 2005/04/01 14:30:56 skrll 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 1.31.2.2 skrll #include "pty.h" 46 1.31.2.2 skrll #include "rnd.h" 47 1.31.2.2 skrll 48 1.31.2.2 skrll #include <sys/types.h> 49 1.31.2.2 skrll #include <sys/param.h> 50 1.31.2.2 skrll #include <sys/sysctl.h> 51 1.31.2.2 skrll #include <sys/errno.h> 52 1.31.2.2 skrll #include <sys/systm.h> 53 1.31.2.2 skrll #include <sys/kernel.h> 54 1.31.2.2 skrll #include <sys/unistd.h> 55 1.31.2.2 skrll #include <sys/disklabel.h> 56 1.31.2.2 skrll #include <sys/rnd.h> 57 1.31.2.2 skrll #include <sys/vnode.h> 58 1.31.2.2 skrll #include <sys/mount.h> 59 1.31.2.2 skrll #include <sys/namei.h> 60 1.31.2.2 skrll #include <sys/msgbuf.h> 61 1.31.2.2 skrll #include <dev/cons.h> 62 1.31.2.2 skrll #include <sys/socketvar.h> 63 1.31.2.2 skrll #include <sys/file.h> 64 1.31.2.7 skrll #include <sys/filedesc.h> 65 1.31.2.2 skrll #include <sys/tty.h> 66 1.31.2.2 skrll #include <sys/malloc.h> 67 1.31.2.2 skrll #include <sys/resource.h> 68 1.31.2.2 skrll #include <sys/resourcevar.h> 69 1.31.2.2 skrll #include <sys/exec.h> 70 1.31.2.2 skrll #include <sys/conf.h> 71 1.31.2.2 skrll #include <sys/device.h> 72 1.31.2.2 skrll 73 1.31.2.2 skrll #if defined(SYSVMSG) || defined(SYSVSEM) || defined(SYSVSHM) 74 1.31.2.2 skrll #include <sys/ipc.h> 75 1.31.2.2 skrll #endif 76 1.31.2.2 skrll #ifdef SYSVMSG 77 1.31.2.2 skrll #include <sys/msg.h> 78 1.31.2.2 skrll #endif 79 1.31.2.2 skrll #ifdef SYSVSEM 80 1.31.2.2 skrll #include <sys/sem.h> 81 1.31.2.2 skrll #endif 82 1.31.2.2 skrll #ifdef SYSVSHM 83 1.31.2.2 skrll #include <sys/shm.h> 84 1.31.2.2 skrll #endif 85 1.31.2.2 skrll 86 1.31.2.2 skrll #include <machine/cpu.h> 87 1.31.2.2 skrll 88 1.31.2.2 skrll /* 89 1.31.2.2 skrll * try over estimating by 5 procs/lwps 90 1.31.2.2 skrll */ 91 1.31.2.2 skrll #define KERN_PROCSLOP (5 * sizeof(struct kinfo_proc)) 92 1.31.2.2 skrll #define KERN_LWPSLOP (5 * sizeof(struct kinfo_lwp)) 93 1.31.2.2 skrll 94 1.31.2.2 skrll #ifndef MULTIPROCESSOR 95 1.31.2.2 skrll #define sysctl_ncpus() (1) 96 1.31.2.2 skrll #else /* MULTIPROCESSOR */ 97 1.31.2.2 skrll #ifndef CPU_INFO_FOREACH 98 1.31.2.2 skrll #define CPU_INFO_ITERATOR int 99 1.31.2.2 skrll #define CPU_INFO_FOREACH(cii, ci) cii = 0, ci = curcpu(); ci != NULL; ci = NULL 100 1.31.2.2 skrll #endif 101 1.31.2.2 skrll static int 102 1.31.2.2 skrll sysctl_ncpus(void) 103 1.31.2.2 skrll { 104 1.31.2.2 skrll struct cpu_info *ci; 105 1.31.2.2 skrll CPU_INFO_ITERATOR cii; 106 1.31.2.2 skrll 107 1.31.2.2 skrll int ncpus = 0; 108 1.31.2.2 skrll for (CPU_INFO_FOREACH(cii, ci)) 109 1.31.2.2 skrll ncpus++; 110 1.31.2.2 skrll return (ncpus); 111 1.31.2.2 skrll } 112 1.31.2.2 skrll #endif /* MULTIPROCESSOR */ 113 1.31.2.2 skrll 114 1.31.2.2 skrll static int sysctl_kern_maxvnodes(SYSCTLFN_PROTO); 115 1.31.2.2 skrll static int sysctl_kern_rtc_offset(SYSCTLFN_PROTO); 116 1.31.2.2 skrll static int sysctl_kern_maxproc(SYSCTLFN_PROTO); 117 1.31.2.2 skrll static int sysctl_kern_securelevel(SYSCTLFN_PROTO); 118 1.31.2.2 skrll static int sysctl_kern_hostid(SYSCTLFN_PROTO); 119 1.31.2.2 skrll static int sysctl_setlen(SYSCTLFN_PROTO); 120 1.31.2.2 skrll static int sysctl_kern_clockrate(SYSCTLFN_PROTO); 121 1.31.2.2 skrll static int sysctl_kern_file(SYSCTLFN_PROTO); 122 1.31.2.2 skrll static int sysctl_kern_autonice(SYSCTLFN_PROTO); 123 1.31.2.2 skrll static int sysctl_msgbuf(SYSCTLFN_PROTO); 124 1.31.2.2 skrll static int sysctl_kern_defcorename(SYSCTLFN_PROTO); 125 1.31.2.2 skrll static int sysctl_kern_cptime(SYSCTLFN_PROTO); 126 1.31.2.2 skrll #if defined(SYSVMSG) || defined(SYSVSEM) || defined(SYSVSHM) 127 1.31.2.2 skrll static int sysctl_kern_sysvipc(SYSCTLFN_PROTO); 128 1.31.2.2 skrll #endif /* defined(SYSVMSG) || defined(SYSVSEM) || defined(SYSVSHM) */ 129 1.31.2.2 skrll #if NPTY > 0 130 1.31.2.2 skrll static int sysctl_kern_maxptys(SYSCTLFN_PROTO); 131 1.31.2.2 skrll #endif /* NPTY > 0 */ 132 1.31.2.2 skrll static int sysctl_kern_sbmax(SYSCTLFN_PROTO); 133 1.31.2.2 skrll static int sysctl_kern_urnd(SYSCTLFN_PROTO); 134 1.31.2.2 skrll static int sysctl_kern_lwp(SYSCTLFN_PROTO); 135 1.31.2.2 skrll static int sysctl_kern_forkfsleep(SYSCTLFN_PROTO); 136 1.31.2.2 skrll static int sysctl_kern_root_partition(SYSCTLFN_PROTO); 137 1.31.2.2 skrll static int sysctl_kern_drivers(SYSCTLFN_PROTO); 138 1.31.2.7 skrll static int sysctl_kern_file2(SYSCTLFN_PROTO); 139 1.31.2.2 skrll static int sysctl_doeproc(SYSCTLFN_PROTO); 140 1.31.2.2 skrll static int sysctl_kern_proc_args(SYSCTLFN_PROTO); 141 1.31.2.2 skrll static int sysctl_hw_usermem(SYSCTLFN_PROTO); 142 1.31.2.2 skrll static int sysctl_hw_cnmagic(SYSCTLFN_PROTO); 143 1.31.2.2 skrll static int sysctl_hw_ncpu(SYSCTLFN_PROTO); 144 1.31.2.2 skrll 145 1.31.2.2 skrll static void fill_kproc2(struct proc *, struct kinfo_proc2 *); 146 1.31.2.2 skrll static void fill_lwp(struct lwp *l, struct kinfo_lwp *kl); 147 1.31.2.7 skrll static void fill_file(struct kinfo_file *, const struct file *, struct proc *, 148 1.31.2.7 skrll int); 149 1.31.2.2 skrll 150 1.31.2.2 skrll /* 151 1.31.2.2 skrll * ******************************************************************** 152 1.31.2.2 skrll * section 1: setup routines 153 1.31.2.2 skrll * ******************************************************************** 154 1.31.2.2 skrll * these functions are stuffed into a link set for sysctl setup 155 1.31.2.2 skrll * functions. they're never called or referenced from anywhere else. 156 1.31.2.2 skrll * ******************************************************************** 157 1.31.2.2 skrll */ 158 1.31.2.2 skrll 159 1.31.2.2 skrll /* 160 1.31.2.2 skrll * sets up the base nodes... 161 1.31.2.2 skrll */ 162 1.31.2.2 skrll SYSCTL_SETUP(sysctl_root_setup, "sysctl base setup") 163 1.31.2.2 skrll { 164 1.31.2.2 skrll 165 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 166 1.31.2.2 skrll CTLFLAG_PERMANENT, 167 1.31.2.2 skrll CTLTYPE_NODE, "kern", 168 1.31.2.2 skrll SYSCTL_DESCR("High kernel"), 169 1.31.2.2 skrll NULL, 0, NULL, 0, 170 1.31.2.2 skrll CTL_KERN, CTL_EOL); 171 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 172 1.31.2.2 skrll CTLFLAG_PERMANENT, 173 1.31.2.2 skrll CTLTYPE_NODE, "vm", 174 1.31.2.2 skrll SYSCTL_DESCR("Virtual memory"), 175 1.31.2.2 skrll NULL, 0, NULL, 0, 176 1.31.2.2 skrll CTL_VM, CTL_EOL); 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, "vfs", 180 1.31.2.2 skrll SYSCTL_DESCR("Filesystem"), 181 1.31.2.2 skrll NULL, 0, NULL, 0, 182 1.31.2.2 skrll CTL_VFS, 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, "net", 186 1.31.2.2 skrll SYSCTL_DESCR("Networking"), 187 1.31.2.2 skrll NULL, 0, NULL, 0, 188 1.31.2.2 skrll CTL_NET, 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, "debug", 192 1.31.2.2 skrll SYSCTL_DESCR("Debugging"), 193 1.31.2.2 skrll NULL, 0, NULL, 0, 194 1.31.2.2 skrll CTL_DEBUG, 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, "hw", 198 1.31.2.2 skrll SYSCTL_DESCR("Generic CPU, I/O"), 199 1.31.2.2 skrll NULL, 0, NULL, 0, 200 1.31.2.2 skrll CTL_HW, 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, "machdep", 204 1.31.2.2 skrll SYSCTL_DESCR("Machine dependent"), 205 1.31.2.2 skrll NULL, 0, NULL, 0, 206 1.31.2.2 skrll CTL_MACHDEP, CTL_EOL); 207 1.31.2.2 skrll /* 208 1.31.2.2 skrll * this node is inserted so that the sysctl nodes in libc can 209 1.31.2.2 skrll * operate. 210 1.31.2.2 skrll */ 211 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 212 1.31.2.2 skrll CTLFLAG_PERMANENT, 213 1.31.2.2 skrll CTLTYPE_NODE, "user", 214 1.31.2.2 skrll SYSCTL_DESCR("User-level"), 215 1.31.2.2 skrll NULL, 0, NULL, 0, 216 1.31.2.2 skrll CTL_USER, CTL_EOL); 217 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 218 1.31.2.2 skrll CTLFLAG_PERMANENT, 219 1.31.2.2 skrll CTLTYPE_NODE, "ddb", 220 1.31.2.2 skrll SYSCTL_DESCR("In-kernel debugger"), 221 1.31.2.2 skrll NULL, 0, NULL, 0, 222 1.31.2.2 skrll CTL_DDB, CTL_EOL); 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, "proc", 226 1.31.2.2 skrll SYSCTL_DESCR("Per-process"), 227 1.31.2.2 skrll NULL, 0, NULL, 0, 228 1.31.2.2 skrll CTL_PROC, CTL_EOL); 229 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 230 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 231 1.31.2.2 skrll CTLTYPE_NODE, "vendor", 232 1.31.2.2 skrll SYSCTL_DESCR("Vendor specific"), 233 1.31.2.2 skrll NULL, 0, NULL, 0, 234 1.31.2.2 skrll CTL_VENDOR, 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, "emul", 238 1.31.2.2 skrll SYSCTL_DESCR("Emulation settings"), 239 1.31.2.2 skrll NULL, 0, NULL, 0, 240 1.31.2.2 skrll CTL_EMUL, CTL_EOL); 241 1.31.2.2 skrll } 242 1.31.2.2 skrll 243 1.31.2.2 skrll /* 244 1.31.2.2 skrll * this setup routine is a replacement for kern_sysctl() 245 1.31.2.2 skrll */ 246 1.31.2.2 skrll SYSCTL_SETUP(sysctl_kern_setup, "sysctl kern subtree setup") 247 1.31.2.2 skrll { 248 1.31.2.2 skrll extern int kern_logsigexit; /* defined in kern/kern_sig.c */ 249 1.31.2.2 skrll extern fixpt_t ccpu; /* defined in kern/kern_synch.c */ 250 1.31.2.2 skrll extern int dumponpanic; /* defined in kern/subr_prf.c */ 251 1.31.2.2 skrll 252 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 253 1.31.2.2 skrll CTLFLAG_PERMANENT, 254 1.31.2.2 skrll CTLTYPE_NODE, "kern", NULL, 255 1.31.2.2 skrll NULL, 0, NULL, 0, 256 1.31.2.2 skrll CTL_KERN, CTL_EOL); 257 1.31.2.2 skrll 258 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 259 1.31.2.2 skrll CTLFLAG_PERMANENT, 260 1.31.2.2 skrll CTLTYPE_STRING, "ostype", 261 1.31.2.2 skrll SYSCTL_DESCR("Operating system type"), 262 1.31.2.2 skrll NULL, 0, &ostype, 0, 263 1.31.2.2 skrll CTL_KERN, KERN_OSTYPE, CTL_EOL); 264 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 265 1.31.2.2 skrll CTLFLAG_PERMANENT, 266 1.31.2.2 skrll CTLTYPE_STRING, "osrelease", 267 1.31.2.2 skrll SYSCTL_DESCR("Operating system release"), 268 1.31.2.2 skrll NULL, 0, &osrelease, 0, 269 1.31.2.2 skrll CTL_KERN, KERN_OSRELEASE, CTL_EOL); 270 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 271 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 272 1.31.2.2 skrll CTLTYPE_INT, "osrevision", 273 1.31.2.2 skrll SYSCTL_DESCR("Operating system revision"), 274 1.31.2.2 skrll NULL, __NetBSD_Version__, NULL, 0, 275 1.31.2.2 skrll CTL_KERN, KERN_OSREV, CTL_EOL); 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, "version", 279 1.31.2.2 skrll SYSCTL_DESCR("Kernel version"), 280 1.31.2.2 skrll NULL, 0, &version, 0, 281 1.31.2.2 skrll CTL_KERN, KERN_VERSION, CTL_EOL); 282 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 283 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 284 1.31.2.2 skrll CTLTYPE_INT, "maxvnodes", 285 1.31.2.2 skrll SYSCTL_DESCR("Maximum number of vnodes"), 286 1.31.2.2 skrll sysctl_kern_maxvnodes, 0, NULL, 0, 287 1.31.2.2 skrll CTL_KERN, KERN_MAXVNODES, CTL_EOL); 288 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 289 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 290 1.31.2.2 skrll CTLTYPE_INT, "maxproc", 291 1.31.2.2 skrll SYSCTL_DESCR("Maximum number of simultaneous processes"), 292 1.31.2.2 skrll sysctl_kern_maxproc, 0, NULL, 0, 293 1.31.2.2 skrll CTL_KERN, KERN_MAXPROC, CTL_EOL); 294 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 295 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 296 1.31.2.2 skrll CTLTYPE_INT, "maxfiles", 297 1.31.2.2 skrll SYSCTL_DESCR("Maximum number of open files"), 298 1.31.2.2 skrll NULL, 0, &maxfiles, 0, 299 1.31.2.2 skrll CTL_KERN, KERN_MAXFILES, CTL_EOL); 300 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 301 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 302 1.31.2.2 skrll CTLTYPE_INT, "argmax", 303 1.31.2.2 skrll SYSCTL_DESCR("Maximum number of bytes of arguments to " 304 1.31.2.2 skrll "execve(2)"), 305 1.31.2.2 skrll NULL, ARG_MAX, NULL, 0, 306 1.31.2.2 skrll CTL_KERN, KERN_ARGMAX, CTL_EOL); 307 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 308 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 309 1.31.2.2 skrll CTLTYPE_INT, "securelevel", 310 1.31.2.2 skrll SYSCTL_DESCR("System security level"), 311 1.31.2.2 skrll sysctl_kern_securelevel, 0, &securelevel, 0, 312 1.31.2.2 skrll CTL_KERN, KERN_SECURELVL, CTL_EOL); 313 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 314 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 315 1.31.2.2 skrll CTLTYPE_STRING, "hostname", 316 1.31.2.2 skrll SYSCTL_DESCR("System hostname"), 317 1.31.2.2 skrll sysctl_setlen, 0, &hostname, MAXHOSTNAMELEN, 318 1.31.2.2 skrll CTL_KERN, KERN_HOSTNAME, CTL_EOL); 319 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 320 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE|CTLFLAG_HEX, 321 1.31.2.2 skrll CTLTYPE_INT, "hostid", 322 1.31.2.2 skrll SYSCTL_DESCR("System host ID number"), 323 1.31.2.2 skrll sysctl_kern_hostid, 0, NULL, 0, 324 1.31.2.2 skrll CTL_KERN, KERN_HOSTID, CTL_EOL); 325 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 326 1.31.2.2 skrll CTLFLAG_PERMANENT, 327 1.31.2.2 skrll CTLTYPE_STRUCT, "clockrate", 328 1.31.2.2 skrll SYSCTL_DESCR("Kernel clock rates"), 329 1.31.2.2 skrll sysctl_kern_clockrate, 0, NULL, 330 1.31.2.2 skrll sizeof(struct clockinfo), 331 1.31.2.2 skrll CTL_KERN, KERN_CLOCKRATE, CTL_EOL); 332 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 333 1.31.2.2 skrll CTLFLAG_PERMANENT, 334 1.31.2.2 skrll CTLTYPE_STRUCT, "vnode", 335 1.31.2.2 skrll SYSCTL_DESCR("System vnode table"), 336 1.31.2.2 skrll sysctl_kern_vnode, 0, NULL, 0, 337 1.31.2.2 skrll CTL_KERN, KERN_VNODE, CTL_EOL); 338 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 339 1.31.2.2 skrll CTLFLAG_PERMANENT, 340 1.31.2.2 skrll CTLTYPE_STRUCT, "file", 341 1.31.2.2 skrll SYSCTL_DESCR("System open file table"), 342 1.31.2.2 skrll sysctl_kern_file, 0, NULL, 0, 343 1.31.2.2 skrll CTL_KERN, KERN_FILE, CTL_EOL); 344 1.31.2.2 skrll #ifndef GPROF 345 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 346 1.31.2.2 skrll CTLFLAG_PERMANENT, 347 1.31.2.2 skrll CTLTYPE_NODE, "profiling", 348 1.31.2.2 skrll SYSCTL_DESCR("Profiling information (not available)"), 349 1.31.2.2 skrll sysctl_notavail, 0, NULL, 0, 350 1.31.2.2 skrll CTL_KERN, KERN_PROF, CTL_EOL); 351 1.31.2.2 skrll #endif 352 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 353 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 354 1.31.2.2 skrll CTLTYPE_INT, "posix1version", 355 1.31.2.2 skrll SYSCTL_DESCR("Version of ISO/IEC 9945 (POSIX 1003.1) " 356 1.31.2.2 skrll "with which the operating system attempts " 357 1.31.2.2 skrll "to comply"), 358 1.31.2.2 skrll NULL, _POSIX_VERSION, NULL, 0, 359 1.31.2.2 skrll CTL_KERN, KERN_POSIX1, CTL_EOL); 360 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 361 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 362 1.31.2.2 skrll CTLTYPE_INT, "ngroups", 363 1.31.2.2 skrll SYSCTL_DESCR("Maximum number of supplemental groups"), 364 1.31.2.2 skrll NULL, NGROUPS_MAX, NULL, 0, 365 1.31.2.2 skrll CTL_KERN, KERN_NGROUPS, CTL_EOL); 366 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 367 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 368 1.31.2.2 skrll CTLTYPE_INT, "job_control", 369 1.31.2.2 skrll SYSCTL_DESCR("Whether job control is available"), 370 1.31.2.2 skrll NULL, 1, NULL, 0, 371 1.31.2.2 skrll CTL_KERN, KERN_JOB_CONTROL, CTL_EOL); 372 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 373 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 374 1.31.2.2 skrll CTLTYPE_INT, "saved_ids", 375 1.31.2.2 skrll SYSCTL_DESCR("Whether saved set-group/user ID is " 376 1.31.2.2 skrll "available"), NULL, 377 1.31.2.2 skrll #ifdef _POSIX_SAVED_IDS 378 1.31.2.2 skrll 1, 379 1.31.2.2 skrll #else /* _POSIX_SAVED_IDS */ 380 1.31.2.2 skrll 0, 381 1.31.2.2 skrll #endif /* _POSIX_SAVED_IDS */ 382 1.31.2.2 skrll NULL, 0, CTL_KERN, KERN_SAVED_IDS, CTL_EOL); 383 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 384 1.31.2.2 skrll CTLFLAG_PERMANENT, 385 1.31.2.2 skrll CTLTYPE_STRUCT, "boottime", 386 1.31.2.2 skrll SYSCTL_DESCR("System boot time"), 387 1.31.2.2 skrll NULL, 0, &boottime, sizeof(boottime), 388 1.31.2.2 skrll CTL_KERN, KERN_BOOTTIME, CTL_EOL); 389 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 390 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 391 1.31.2.2 skrll CTLTYPE_STRING, "domainname", 392 1.31.2.2 skrll SYSCTL_DESCR("YP domain name"), 393 1.31.2.2 skrll sysctl_setlen, 0, &domainname, MAXHOSTNAMELEN, 394 1.31.2.2 skrll CTL_KERN, KERN_DOMAINNAME, CTL_EOL); 395 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 396 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 397 1.31.2.2 skrll CTLTYPE_INT, "maxpartitions", 398 1.31.2.2 skrll SYSCTL_DESCR("Maximum number of partitions allowed per " 399 1.31.2.2 skrll "disk"), 400 1.31.2.2 skrll NULL, MAXPARTITIONS, NULL, 0, 401 1.31.2.2 skrll CTL_KERN, KERN_MAXPARTITIONS, CTL_EOL); 402 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 403 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 404 1.31.2.2 skrll CTLTYPE_INT, "rawpartition", 405 1.31.2.2 skrll SYSCTL_DESCR("Raw partition of a disk"), 406 1.31.2.2 skrll NULL, RAW_PART, NULL, 0, 407 1.31.2.2 skrll CTL_KERN, KERN_RAWPARTITION, CTL_EOL); 408 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 409 1.31.2.2 skrll CTLFLAG_PERMANENT, 410 1.31.2.2 skrll CTLTYPE_STRUCT, "timex", NULL, 411 1.31.2.2 skrll sysctl_notavail, 0, NULL, 0, 412 1.31.2.2 skrll CTL_KERN, KERN_TIMEX, 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_INT, "autonicetime", 416 1.31.2.2 skrll SYSCTL_DESCR("CPU clock seconds before non-root " 417 1.31.2.2 skrll "process priority is lowered"), 418 1.31.2.2 skrll sysctl_kern_autonice, 0, &autonicetime, 0, 419 1.31.2.2 skrll CTL_KERN, KERN_AUTONICETIME, CTL_EOL); 420 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 421 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 422 1.31.2.2 skrll CTLTYPE_INT, "autoniceval", 423 1.31.2.2 skrll SYSCTL_DESCR("Automatic reniced non-root process " 424 1.31.2.2 skrll "priority"), 425 1.31.2.2 skrll sysctl_kern_autonice, 0, &autoniceval, 0, 426 1.31.2.2 skrll CTL_KERN, KERN_AUTONICEVAL, CTL_EOL); 427 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 428 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 429 1.31.2.2 skrll CTLTYPE_INT, "rtc_offset", 430 1.31.2.2 skrll SYSCTL_DESCR("Offset of real time clock from UTC in " 431 1.31.2.2 skrll "minutes"), 432 1.31.2.2 skrll sysctl_kern_rtc_offset, 0, &rtc_offset, 0, 433 1.31.2.2 skrll CTL_KERN, KERN_RTC_OFFSET, CTL_EOL); 434 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 435 1.31.2.2 skrll CTLFLAG_PERMANENT, 436 1.31.2.2 skrll CTLTYPE_STRING, "root_device", 437 1.31.2.2 skrll SYSCTL_DESCR("Name of the root device"), 438 1.31.2.2 skrll sysctl_root_device, 0, NULL, 0, 439 1.31.2.2 skrll CTL_KERN, KERN_ROOT_DEVICE, CTL_EOL); 440 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 441 1.31.2.2 skrll CTLFLAG_PERMANENT, 442 1.31.2.2 skrll CTLTYPE_INT, "msgbufsize", 443 1.31.2.2 skrll SYSCTL_DESCR("Size of the kernel message buffer"), 444 1.31.2.2 skrll sysctl_msgbuf, 0, NULL, 0, 445 1.31.2.2 skrll CTL_KERN, KERN_MSGBUFSIZE, CTL_EOL); 446 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 447 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 448 1.31.2.2 skrll CTLTYPE_INT, "fsync", 449 1.31.2.2 skrll SYSCTL_DESCR("Whether the POSIX 1003.1b File " 450 1.31.2.2 skrll "Synchronization Option is available on " 451 1.31.2.2 skrll "this system"), 452 1.31.2.2 skrll NULL, 1, NULL, 0, 453 1.31.2.2 skrll CTL_KERN, KERN_FSYNC, CTL_EOL); 454 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 455 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 456 1.31.2.2 skrll CTLTYPE_INT, "sysvmsg", 457 1.31.2.2 skrll SYSCTL_DESCR("System V style message support available"), 458 1.31.2.2 skrll NULL, 459 1.31.2.2 skrll #ifdef SYSVMSG 460 1.31.2.2 skrll 1, 461 1.31.2.2 skrll #else /* SYSVMSG */ 462 1.31.2.2 skrll 0, 463 1.31.2.2 skrll #endif /* SYSVMSG */ 464 1.31.2.2 skrll NULL, 0, CTL_KERN, KERN_SYSVMSG, CTL_EOL); 465 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 466 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 467 1.31.2.2 skrll CTLTYPE_INT, "sysvsem", 468 1.31.2.2 skrll SYSCTL_DESCR("System V style semaphore support " 469 1.31.2.2 skrll "available"), NULL, 470 1.31.2.2 skrll #ifdef SYSVSEM 471 1.31.2.2 skrll 1, 472 1.31.2.2 skrll #else /* SYSVSEM */ 473 1.31.2.2 skrll 0, 474 1.31.2.2 skrll #endif /* SYSVSEM */ 475 1.31.2.2 skrll NULL, 0, CTL_KERN, KERN_SYSVSEM, CTL_EOL); 476 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 477 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 478 1.31.2.2 skrll CTLTYPE_INT, "sysvshm", 479 1.31.2.2 skrll SYSCTL_DESCR("System V style shared memory support " 480 1.31.2.2 skrll "available"), NULL, 481 1.31.2.2 skrll #ifdef SYSVSHM 482 1.31.2.2 skrll 1, 483 1.31.2.2 skrll #else /* SYSVSHM */ 484 1.31.2.2 skrll 0, 485 1.31.2.2 skrll #endif /* SYSVSHM */ 486 1.31.2.2 skrll NULL, 0, CTL_KERN, KERN_SYSVSHM, CTL_EOL); 487 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 488 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 489 1.31.2.2 skrll CTLTYPE_INT, "synchronized_io", 490 1.31.2.2 skrll SYSCTL_DESCR("Whether the POSIX 1003.1b Synchronized " 491 1.31.2.2 skrll "I/O Option is available on this system"), 492 1.31.2.2 skrll NULL, 1, NULL, 0, 493 1.31.2.2 skrll CTL_KERN, KERN_SYNCHRONIZED_IO, CTL_EOL); 494 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 495 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 496 1.31.2.2 skrll CTLTYPE_INT, "iov_max", 497 1.31.2.2 skrll SYSCTL_DESCR("Maximum number of iovec structures per " 498 1.31.2.2 skrll "process"), 499 1.31.2.2 skrll NULL, IOV_MAX, NULL, 0, 500 1.31.2.2 skrll CTL_KERN, KERN_IOV_MAX, CTL_EOL); 501 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 502 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 503 1.31.2.2 skrll CTLTYPE_INT, "mapped_files", 504 1.31.2.2 skrll SYSCTL_DESCR("Whether the POSIX 1003.1b Memory Mapped " 505 1.31.2.2 skrll "Files Option is available on this system"), 506 1.31.2.2 skrll NULL, 1, NULL, 0, 507 1.31.2.2 skrll CTL_KERN, KERN_MAPPED_FILES, CTL_EOL); 508 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 509 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 510 1.31.2.2 skrll CTLTYPE_INT, "memlock", 511 1.31.2.2 skrll SYSCTL_DESCR("Whether the POSIX 1003.1b Process Memory " 512 1.31.2.2 skrll "Locking Option is available on this " 513 1.31.2.2 skrll "system"), 514 1.31.2.2 skrll NULL, 1, NULL, 0, 515 1.31.2.2 skrll CTL_KERN, KERN_MEMLOCK, CTL_EOL); 516 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 517 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 518 1.31.2.2 skrll CTLTYPE_INT, "memlock_range", 519 1.31.2.2 skrll SYSCTL_DESCR("Whether the POSIX 1003.1b Range Memory " 520 1.31.2.2 skrll "Locking Option is available on this " 521 1.31.2.2 skrll "system"), 522 1.31.2.2 skrll NULL, 1, NULL, 0, 523 1.31.2.2 skrll CTL_KERN, KERN_MEMLOCK_RANGE, CTL_EOL); 524 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 525 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 526 1.31.2.2 skrll CTLTYPE_INT, "memory_protection", 527 1.31.2.2 skrll SYSCTL_DESCR("Whether the POSIX 1003.1b Memory " 528 1.31.2.2 skrll "Protection Option is available on this " 529 1.31.2.2 skrll "system"), 530 1.31.2.2 skrll NULL, 1, NULL, 0, 531 1.31.2.2 skrll CTL_KERN, KERN_MEMORY_PROTECTION, 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, "login_name_max", 535 1.31.2.2 skrll SYSCTL_DESCR("Maximum login name length"), 536 1.31.2.2 skrll NULL, LOGIN_NAME_MAX, NULL, 0, 537 1.31.2.2 skrll CTL_KERN, KERN_LOGIN_NAME_MAX, CTL_EOL); 538 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 539 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 540 1.31.2.2 skrll CTLTYPE_STRING, "defcorename", 541 1.31.2.2 skrll SYSCTL_DESCR("Default core file name"), 542 1.31.2.2 skrll sysctl_kern_defcorename, 0, defcorename, MAXPATHLEN, 543 1.31.2.2 skrll CTL_KERN, KERN_DEFCORENAME, CTL_EOL); 544 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 545 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 546 1.31.2.2 skrll CTLTYPE_INT, "logsigexit", 547 1.31.2.2 skrll SYSCTL_DESCR("Log process exit when caused by signals"), 548 1.31.2.2 skrll NULL, 0, &kern_logsigexit, 0, 549 1.31.2.2 skrll CTL_KERN, KERN_LOGSIGEXIT, CTL_EOL); 550 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 551 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 552 1.31.2.2 skrll CTLTYPE_INT, "fscale", 553 1.31.2.2 skrll SYSCTL_DESCR("Kernel fixed-point scale factor"), 554 1.31.2.2 skrll NULL, FSCALE, NULL, 0, 555 1.31.2.2 skrll CTL_KERN, KERN_FSCALE, CTL_EOL); 556 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 557 1.31.2.2 skrll CTLFLAG_PERMANENT, 558 1.31.2.2 skrll CTLTYPE_INT, "ccpu", 559 1.31.2.2 skrll SYSCTL_DESCR("Scheduler exponential decay value"), 560 1.31.2.2 skrll NULL, 0, &ccpu, 0, 561 1.31.2.2 skrll CTL_KERN, KERN_CCPU, CTL_EOL); 562 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 563 1.31.2.2 skrll CTLFLAG_PERMANENT, 564 1.31.2.2 skrll CTLTYPE_STRUCT, "cp_time", 565 1.31.2.2 skrll SYSCTL_DESCR("Clock ticks spent in different CPU states"), 566 1.31.2.2 skrll sysctl_kern_cptime, 0, NULL, 0, 567 1.31.2.2 skrll CTL_KERN, KERN_CP_TIME, CTL_EOL); 568 1.31.2.2 skrll #if defined(SYSVMSG) || defined(SYSVSEM) || defined(SYSVSHM) 569 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 570 1.31.2.2 skrll CTLFLAG_PERMANENT, 571 1.31.2.2 skrll CTLTYPE_STRUCT, "sysvipc_info", 572 1.31.2.2 skrll SYSCTL_DESCR("System V style IPC information"), 573 1.31.2.2 skrll sysctl_kern_sysvipc, 0, NULL, 0, 574 1.31.2.2 skrll CTL_KERN, KERN_SYSVIPC_INFO, CTL_EOL); 575 1.31.2.2 skrll #endif /* SYSVMSG || SYSVSEM || SYSVSHM */ 576 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 577 1.31.2.2 skrll CTLFLAG_PERMANENT, 578 1.31.2.2 skrll CTLTYPE_INT, "msgbuf", 579 1.31.2.2 skrll SYSCTL_DESCR("Kernel message buffer"), 580 1.31.2.2 skrll sysctl_msgbuf, 0, NULL, 0, 581 1.31.2.2 skrll CTL_KERN, KERN_MSGBUF, CTL_EOL); 582 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 583 1.31.2.2 skrll CTLFLAG_PERMANENT, 584 1.31.2.2 skrll CTLTYPE_STRUCT, "consdev", 585 1.31.2.2 skrll SYSCTL_DESCR("Console device"), 586 1.31.2.2 skrll sysctl_consdev, 0, NULL, sizeof(dev_t), 587 1.31.2.2 skrll CTL_KERN, KERN_CONSDEV, CTL_EOL); 588 1.31.2.2 skrll #if NPTY > 0 589 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 590 1.31.2.2 skrll CTLFLAG_PERMANENT, 591 1.31.2.2 skrll CTLTYPE_INT, "maxptys", 592 1.31.2.2 skrll SYSCTL_DESCR("Maximum number of pseudo-ttys"), 593 1.31.2.2 skrll sysctl_kern_maxptys, 0, NULL, 0, 594 1.31.2.2 skrll CTL_KERN, KERN_MAXPTYS, CTL_EOL); 595 1.31.2.2 skrll #endif /* NPTY > 0 */ 596 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 597 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 598 1.31.2.2 skrll CTLTYPE_INT, "maxphys", 599 1.31.2.2 skrll SYSCTL_DESCR("Maximum raw I/O transfer size"), 600 1.31.2.2 skrll NULL, MAXPHYS, NULL, 0, 601 1.31.2.2 skrll CTL_KERN, KERN_MAXPHYS, CTL_EOL); 602 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 603 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 604 1.31.2.2 skrll CTLTYPE_INT, "sbmax", 605 1.31.2.2 skrll SYSCTL_DESCR("Maximum socket buffer size"), 606 1.31.2.2 skrll sysctl_kern_sbmax, 0, NULL, 0, 607 1.31.2.2 skrll CTL_KERN, KERN_SBMAX, CTL_EOL); 608 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 609 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 610 1.31.2.2 skrll CTLTYPE_INT, "monotonic_clock", 611 1.31.2.2 skrll SYSCTL_DESCR("Implementation version of the POSIX " 612 1.31.2.2 skrll "1003.1b Monotonic Clock Option"), 613 1.31.2.2 skrll /* XXX _POSIX_VERSION */ 614 1.31.2.2 skrll NULL, _POSIX_MONOTONIC_CLOCK, NULL, 0, 615 1.31.2.2 skrll CTL_KERN, KERN_MONOTONIC_CLOCK, CTL_EOL); 616 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 617 1.31.2.2 skrll CTLFLAG_PERMANENT, 618 1.31.2.2 skrll CTLTYPE_INT, "urandom", 619 1.31.2.2 skrll SYSCTL_DESCR("Random integer value"), 620 1.31.2.2 skrll sysctl_kern_urnd, 0, NULL, 0, 621 1.31.2.2 skrll CTL_KERN, KERN_URND, CTL_EOL); 622 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 623 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 624 1.31.2.2 skrll CTLTYPE_INT, "labelsector", 625 1.31.2.2 skrll SYSCTL_DESCR("Sector number containing the disklabel"), 626 1.31.2.2 skrll NULL, LABELSECTOR, NULL, 0, 627 1.31.2.2 skrll CTL_KERN, KERN_LABELSECTOR, CTL_EOL); 628 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 629 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 630 1.31.2.2 skrll CTLTYPE_INT, "labeloffset", 631 1.31.2.2 skrll SYSCTL_DESCR("Offset of the disklabel within the " 632 1.31.2.2 skrll "sector"), 633 1.31.2.2 skrll NULL, LABELOFFSET, NULL, 0, 634 1.31.2.2 skrll CTL_KERN, KERN_LABELOFFSET, CTL_EOL); 635 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 636 1.31.2.2 skrll CTLFLAG_PERMANENT, 637 1.31.2.2 skrll CTLTYPE_NODE, "lwp", 638 1.31.2.2 skrll SYSCTL_DESCR("System-wide LWP information"), 639 1.31.2.2 skrll sysctl_kern_lwp, 0, NULL, 0, 640 1.31.2.2 skrll CTL_KERN, KERN_LWP, CTL_EOL); 641 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 642 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 643 1.31.2.2 skrll CTLTYPE_INT, "forkfsleep", 644 1.31.2.2 skrll SYSCTL_DESCR("Milliseconds to sleep on fork failure due " 645 1.31.2.2 skrll "to process limits"), 646 1.31.2.2 skrll sysctl_kern_forkfsleep, 0, NULL, 0, 647 1.31.2.2 skrll CTL_KERN, KERN_FORKFSLEEP, CTL_EOL); 648 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 649 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 650 1.31.2.2 skrll CTLTYPE_INT, "posix_threads", 651 1.31.2.2 skrll SYSCTL_DESCR("Version of IEEE Std 1003.1 and its " 652 1.31.2.2 skrll "Threads option to which the system " 653 1.31.2.2 skrll "attempts to conform"), 654 1.31.2.2 skrll /* XXX _POSIX_VERSION */ 655 1.31.2.2 skrll NULL, _POSIX_THREADS, NULL, 0, 656 1.31.2.2 skrll CTL_KERN, KERN_POSIX_THREADS, CTL_EOL); 657 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 658 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 659 1.31.2.2 skrll CTLTYPE_INT, "posix_semaphores", 660 1.31.2.2 skrll SYSCTL_DESCR("Version of IEEE Std 1003.1 and its " 661 1.31.2.2 skrll "Semaphores option to which the system " 662 1.31.2.2 skrll "attempts to conform"), NULL, 663 1.31.2.2 skrll #ifdef P1003_1B_SEMAPHORE 664 1.31.2.2 skrll 200112, 665 1.31.2.2 skrll #else /* P1003_1B_SEMAPHORE */ 666 1.31.2.2 skrll 0, 667 1.31.2.2 skrll #endif /* P1003_1B_SEMAPHORE */ 668 1.31.2.2 skrll NULL, 0, CTL_KERN, KERN_POSIX_SEMAPHORES, CTL_EOL); 669 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 670 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 671 1.31.2.2 skrll CTLTYPE_INT, "posix_barriers", 672 1.31.2.2 skrll SYSCTL_DESCR("Version of IEEE Std 1003.1 and its " 673 1.31.2.2 skrll "Barriers option to which the system " 674 1.31.2.2 skrll "attempts to conform"), 675 1.31.2.2 skrll /* XXX _POSIX_VERSION */ 676 1.31.2.2 skrll NULL, _POSIX_BARRIERS, NULL, 0, 677 1.31.2.2 skrll CTL_KERN, KERN_POSIX_BARRIERS, CTL_EOL); 678 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 679 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 680 1.31.2.2 skrll CTLTYPE_INT, "posix_timers", 681 1.31.2.2 skrll SYSCTL_DESCR("Version of IEEE Std 1003.1 and its " 682 1.31.2.2 skrll "Timers option to which the system " 683 1.31.2.2 skrll "attempts to conform"), 684 1.31.2.2 skrll /* XXX _POSIX_VERSION */ 685 1.31.2.2 skrll NULL, _POSIX_TIMERS, NULL, 0, 686 1.31.2.2 skrll CTL_KERN, KERN_POSIX_TIMERS, CTL_EOL); 687 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 688 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 689 1.31.2.2 skrll CTLTYPE_INT, "posix_spin_locks", 690 1.31.2.2 skrll SYSCTL_DESCR("Version of IEEE Std 1003.1 and its Spin " 691 1.31.2.2 skrll "Locks option to which the system attempts " 692 1.31.2.2 skrll "to conform"), 693 1.31.2.2 skrll /* XXX _POSIX_VERSION */ 694 1.31.2.2 skrll NULL, _POSIX_SPIN_LOCKS, NULL, 0, 695 1.31.2.2 skrll CTL_KERN, KERN_POSIX_SPIN_LOCKS, CTL_EOL); 696 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 697 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 698 1.31.2.2 skrll CTLTYPE_INT, "posix_reader_writer_locks", 699 1.31.2.2 skrll SYSCTL_DESCR("Version of IEEE Std 1003.1 and its " 700 1.31.2.2 skrll "Read-Write Locks option to which the " 701 1.31.2.2 skrll "system attempts to conform"), 702 1.31.2.2 skrll /* XXX _POSIX_VERSION */ 703 1.31.2.2 skrll NULL, _POSIX_READER_WRITER_LOCKS, NULL, 0, 704 1.31.2.2 skrll CTL_KERN, KERN_POSIX_READER_WRITER_LOCKS, CTL_EOL); 705 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 706 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, 707 1.31.2.2 skrll CTLTYPE_INT, "dump_on_panic", 708 1.31.2.2 skrll SYSCTL_DESCR("Perform a crash dump on system panic"), 709 1.31.2.2 skrll NULL, 0, &dumponpanic, 0, 710 1.31.2.2 skrll CTL_KERN, KERN_DUMP_ON_PANIC, CTL_EOL); 711 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 712 1.31.2.2 skrll CTLFLAG_PERMANENT, 713 1.31.2.2 skrll CTLTYPE_INT, "root_partition", 714 1.31.2.2 skrll SYSCTL_DESCR("Root partition on the root device"), 715 1.31.2.2 skrll sysctl_kern_root_partition, 0, NULL, 0, 716 1.31.2.2 skrll CTL_KERN, KERN_ROOT_PARTITION, CTL_EOL); 717 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 718 1.31.2.2 skrll CTLFLAG_PERMANENT, 719 1.31.2.2 skrll CTLTYPE_STRUCT, "drivers", 720 1.31.2.2 skrll SYSCTL_DESCR("List of all drivers with block and " 721 1.31.2.2 skrll "character device numbers"), 722 1.31.2.2 skrll sysctl_kern_drivers, 0, NULL, 0, 723 1.31.2.2 skrll CTL_KERN, KERN_DRIVERS, CTL_EOL); 724 1.31.2.7 skrll sysctl_createv(clog, 0, NULL, NULL, 725 1.31.2.7 skrll CTLFLAG_PERMANENT, 726 1.31.2.7 skrll CTLTYPE_STRUCT, "file2", 727 1.31.2.7 skrll SYSCTL_DESCR("System open file table"), 728 1.31.2.7 skrll sysctl_kern_file2, 0, NULL, 0, 729 1.31.2.7 skrll CTL_KERN, KERN_FILE2, CTL_EOL); 730 1.31.2.2 skrll } 731 1.31.2.2 skrll 732 1.31.2.2 skrll SYSCTL_SETUP(sysctl_kern_proc_setup, 733 1.31.2.2 skrll "sysctl kern.proc/proc2/proc_args subtree setup") 734 1.31.2.2 skrll { 735 1.31.2.2 skrll 736 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 737 1.31.2.2 skrll CTLFLAG_PERMANENT, 738 1.31.2.2 skrll CTLTYPE_NODE, "kern", NULL, 739 1.31.2.2 skrll NULL, 0, NULL, 0, 740 1.31.2.2 skrll CTL_KERN, CTL_EOL); 741 1.31.2.2 skrll 742 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 743 1.31.2.2 skrll CTLFLAG_PERMANENT, 744 1.31.2.2 skrll CTLTYPE_NODE, "proc", 745 1.31.2.2 skrll SYSCTL_DESCR("System-wide process information"), 746 1.31.2.2 skrll sysctl_doeproc, 0, NULL, 0, 747 1.31.2.2 skrll CTL_KERN, KERN_PROC, CTL_EOL); 748 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 749 1.31.2.2 skrll CTLFLAG_PERMANENT, 750 1.31.2.2 skrll CTLTYPE_NODE, "proc2", 751 1.31.2.2 skrll SYSCTL_DESCR("Machine-independent process information"), 752 1.31.2.2 skrll sysctl_doeproc, 0, NULL, 0, 753 1.31.2.2 skrll CTL_KERN, KERN_PROC2, CTL_EOL); 754 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 755 1.31.2.2 skrll CTLFLAG_PERMANENT, 756 1.31.2.2 skrll CTLTYPE_NODE, "proc_args", 757 1.31.2.2 skrll SYSCTL_DESCR("Process argument information"), 758 1.31.2.2 skrll sysctl_kern_proc_args, 0, NULL, 0, 759 1.31.2.2 skrll CTL_KERN, KERN_PROC_ARGS, CTL_EOL); 760 1.31.2.2 skrll 761 1.31.2.2 skrll /* 762 1.31.2.2 skrll "nodes" under these: 763 1.31.2.2 skrll 764 1.31.2.2 skrll KERN_PROC_ALL 765 1.31.2.2 skrll KERN_PROC_PID pid 766 1.31.2.2 skrll KERN_PROC_PGRP pgrp 767 1.31.2.2 skrll KERN_PROC_SESSION sess 768 1.31.2.2 skrll KERN_PROC_TTY tty 769 1.31.2.2 skrll KERN_PROC_UID uid 770 1.31.2.2 skrll KERN_PROC_RUID uid 771 1.31.2.2 skrll KERN_PROC_GID gid 772 1.31.2.2 skrll KERN_PROC_RGID gid 773 1.31.2.2 skrll 774 1.31.2.2 skrll all in all, probably not worth the effort... 775 1.31.2.2 skrll */ 776 1.31.2.2 skrll } 777 1.31.2.2 skrll 778 1.31.2.2 skrll SYSCTL_SETUP(sysctl_hw_setup, "sysctl hw subtree setup") 779 1.31.2.2 skrll { 780 1.31.2.2 skrll u_int u; 781 1.31.2.2 skrll u_quad_t q; 782 1.31.2.2 skrll 783 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 784 1.31.2.2 skrll CTLFLAG_PERMANENT, 785 1.31.2.2 skrll CTLTYPE_NODE, "hw", NULL, 786 1.31.2.2 skrll NULL, 0, NULL, 0, 787 1.31.2.2 skrll CTL_HW, CTL_EOL); 788 1.31.2.2 skrll 789 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 790 1.31.2.2 skrll CTLFLAG_PERMANENT, 791 1.31.2.2 skrll CTLTYPE_STRING, "machine", 792 1.31.2.2 skrll SYSCTL_DESCR("Machine class"), 793 1.31.2.2 skrll NULL, 0, machine, 0, 794 1.31.2.2 skrll CTL_HW, HW_MACHINE, CTL_EOL); 795 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 796 1.31.2.2 skrll CTLFLAG_PERMANENT, 797 1.31.2.2 skrll CTLTYPE_STRING, "model", 798 1.31.2.2 skrll SYSCTL_DESCR("Machine model"), 799 1.31.2.2 skrll NULL, 0, cpu_model, 0, 800 1.31.2.2 skrll CTL_HW, HW_MODEL, CTL_EOL); 801 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 802 1.31.2.2 skrll CTLFLAG_PERMANENT, 803 1.31.2.2 skrll CTLTYPE_INT, "ncpu", 804 1.31.2.2 skrll SYSCTL_DESCR("Number of active CPUs"), 805 1.31.2.2 skrll sysctl_hw_ncpu, 0, NULL, 0, 806 1.31.2.2 skrll CTL_HW, HW_NCPU, CTL_EOL); 807 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 808 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 809 1.31.2.2 skrll CTLTYPE_INT, "byteorder", 810 1.31.2.2 skrll SYSCTL_DESCR("System byte order"), 811 1.31.2.2 skrll NULL, BYTE_ORDER, NULL, 0, 812 1.31.2.2 skrll CTL_HW, HW_BYTEORDER, CTL_EOL); 813 1.31.2.2 skrll u = ((u_int)physmem > (UINT_MAX / PAGE_SIZE)) ? 814 1.31.2.2 skrll UINT_MAX : physmem * PAGE_SIZE; 815 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 816 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 817 1.31.2.2 skrll CTLTYPE_INT, "physmem", 818 1.31.2.2 skrll SYSCTL_DESCR("Bytes of physical memory"), 819 1.31.2.2 skrll NULL, u, NULL, 0, 820 1.31.2.2 skrll CTL_HW, HW_PHYSMEM, CTL_EOL); 821 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 822 1.31.2.2 skrll CTLFLAG_PERMANENT, 823 1.31.2.2 skrll CTLTYPE_INT, "usermem", 824 1.31.2.2 skrll SYSCTL_DESCR("Bytes of non-kernel memory"), 825 1.31.2.2 skrll sysctl_hw_usermem, 0, NULL, 0, 826 1.31.2.2 skrll CTL_HW, HW_USERMEM, CTL_EOL); 827 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 828 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 829 1.31.2.2 skrll CTLTYPE_INT, "pagesize", 830 1.31.2.2 skrll SYSCTL_DESCR("Software page size"), 831 1.31.2.2 skrll NULL, PAGE_SIZE, NULL, 0, 832 1.31.2.2 skrll CTL_HW, HW_PAGESIZE, CTL_EOL); 833 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 834 1.31.2.2 skrll CTLFLAG_PERMANENT, 835 1.31.2.2 skrll CTLTYPE_STRING, "disknames", 836 1.31.2.2 skrll SYSCTL_DESCR("List of disk devices present"), 837 1.31.2.2 skrll sysctl_hw_disknames, 0, NULL, 0, 838 1.31.2.2 skrll CTL_HW, HW_DISKNAMES, CTL_EOL); 839 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 840 1.31.2.2 skrll CTLFLAG_PERMANENT, 841 1.31.2.2 skrll CTLTYPE_STRUCT, "diskstats", 842 1.31.2.2 skrll SYSCTL_DESCR("Statistics on disk operation"), 843 1.31.2.2 skrll sysctl_hw_diskstats, 0, NULL, 0, 844 1.31.2.2 skrll CTL_HW, HW_DISKSTATS, CTL_EOL); 845 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 846 1.31.2.2 skrll CTLFLAG_PERMANENT, 847 1.31.2.2 skrll CTLTYPE_STRING, "machine_arch", 848 1.31.2.2 skrll SYSCTL_DESCR("Machine CPU class"), 849 1.31.2.2 skrll NULL, 0, machine_arch, 0, 850 1.31.2.2 skrll CTL_HW, HW_MACHINE_ARCH, CTL_EOL); 851 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 852 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 853 1.31.2.2 skrll CTLTYPE_INT, "alignbytes", 854 1.31.2.2 skrll SYSCTL_DESCR("Alignment constraint for all possible " 855 1.31.2.2 skrll "data types"), 856 1.31.2.2 skrll NULL, ALIGNBYTES, NULL, 0, 857 1.31.2.2 skrll CTL_HW, HW_ALIGNBYTES, CTL_EOL); 858 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 859 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE|CTLFLAG_HEX, 860 1.31.2.2 skrll CTLTYPE_STRING, "cnmagic", 861 1.31.2.2 skrll SYSCTL_DESCR("Console magic key sequence"), 862 1.31.2.2 skrll sysctl_hw_cnmagic, 0, NULL, CNS_LEN, 863 1.31.2.2 skrll CTL_HW, HW_CNMAGIC, CTL_EOL); 864 1.31.2.2 skrll q = (u_quad_t)physmem * PAGE_SIZE; 865 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 866 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_IMMEDIATE, 867 1.31.2.2 skrll CTLTYPE_QUAD, "physmem64", 868 1.31.2.2 skrll SYSCTL_DESCR("Bytes of physical memory"), 869 1.31.2.2 skrll NULL, q, NULL, 0, 870 1.31.2.2 skrll CTL_HW, HW_PHYSMEM64, CTL_EOL); 871 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 872 1.31.2.2 skrll CTLFLAG_PERMANENT, 873 1.31.2.2 skrll CTLTYPE_QUAD, "usermem64", 874 1.31.2.2 skrll SYSCTL_DESCR("Bytes of non-kernel memory"), 875 1.31.2.2 skrll sysctl_hw_usermem, 0, NULL, 0, 876 1.31.2.2 skrll CTL_HW, HW_USERMEM64, CTL_EOL); 877 1.31.2.2 skrll } 878 1.31.2.2 skrll 879 1.31.2.2 skrll #ifdef DEBUG 880 1.31.2.2 skrll /* 881 1.31.2.2 skrll * Debugging related system variables. 882 1.31.2.2 skrll */ 883 1.31.2.2 skrll struct ctldebug /* debug0, */ /* debug1, */ debug2, debug3, debug4; 884 1.31.2.2 skrll struct ctldebug debug5, debug6, debug7, debug8, debug9; 885 1.31.2.2 skrll struct ctldebug debug10, debug11, debug12, debug13, debug14; 886 1.31.2.2 skrll struct ctldebug debug15, debug16, debug17, debug18, debug19; 887 1.31.2.2 skrll static struct ctldebug *debugvars[CTL_DEBUG_MAXID] = { 888 1.31.2.2 skrll &debug0, &debug1, &debug2, &debug3, &debug4, 889 1.31.2.2 skrll &debug5, &debug6, &debug7, &debug8, &debug9, 890 1.31.2.2 skrll &debug10, &debug11, &debug12, &debug13, &debug14, 891 1.31.2.2 skrll &debug15, &debug16, &debug17, &debug18, &debug19, 892 1.31.2.2 skrll }; 893 1.31.2.2 skrll 894 1.31.2.2 skrll /* 895 1.31.2.2 skrll * this setup routine is a replacement for debug_sysctl() 896 1.31.2.2 skrll * 897 1.31.2.2 skrll * note that it creates several nodes per defined debug variable 898 1.31.2.2 skrll */ 899 1.31.2.2 skrll SYSCTL_SETUP(sysctl_debug_setup, "sysctl debug subtree setup") 900 1.31.2.2 skrll { 901 1.31.2.2 skrll struct ctldebug *cdp; 902 1.31.2.2 skrll char nodename[20]; 903 1.31.2.2 skrll int i; 904 1.31.2.2 skrll 905 1.31.2.2 skrll /* 906 1.31.2.2 skrll * two ways here: 907 1.31.2.2 skrll * 908 1.31.2.2 skrll * the "old" way (debug.name -> value) which was emulated by 909 1.31.2.2 skrll * the sysctl(8) binary 910 1.31.2.2 skrll * 911 1.31.2.2 skrll * the new way, which the sysctl(8) binary was actually using 912 1.31.2.2 skrll 913 1.31.2.2 skrll node debug 914 1.31.2.2 skrll node debug.0 915 1.31.2.2 skrll string debug.0.name 916 1.31.2.2 skrll int debug.0.value 917 1.31.2.2 skrll int debug.name 918 1.31.2.2 skrll 919 1.31.2.2 skrll */ 920 1.31.2.2 skrll 921 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 922 1.31.2.2 skrll CTLFLAG_PERMANENT, 923 1.31.2.2 skrll CTLTYPE_NODE, "debug", NULL, 924 1.31.2.2 skrll NULL, 0, NULL, 0, 925 1.31.2.2 skrll CTL_DEBUG, CTL_EOL); 926 1.31.2.2 skrll 927 1.31.2.2 skrll for (i = 0; i < CTL_DEBUG_MAXID; i++) { 928 1.31.2.2 skrll cdp = debugvars[i]; 929 1.31.2.2 skrll if (cdp->debugname == NULL || cdp->debugvar == NULL) 930 1.31.2.2 skrll continue; 931 1.31.2.2 skrll 932 1.31.2.2 skrll snprintf(nodename, sizeof(nodename), "debug%d", i); 933 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 934 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_HIDDEN, 935 1.31.2.2 skrll CTLTYPE_NODE, nodename, NULL, 936 1.31.2.2 skrll NULL, 0, NULL, 0, 937 1.31.2.2 skrll CTL_DEBUG, i, CTL_EOL); 938 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 939 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_HIDDEN, 940 1.31.2.2 skrll CTLTYPE_STRING, "name", NULL, 941 1.31.2.2 skrll NULL, 0, cdp->debugname, 0, 942 1.31.2.2 skrll CTL_DEBUG, i, CTL_DEBUG_NAME, CTL_EOL); 943 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 944 1.31.2.2 skrll CTLFLAG_PERMANENT|CTLFLAG_HIDDEN, 945 1.31.2.2 skrll CTLTYPE_INT, "value", NULL, 946 1.31.2.2 skrll NULL, 0, cdp->debugvar, 0, 947 1.31.2.2 skrll CTL_DEBUG, i, CTL_DEBUG_VALUE, CTL_EOL); 948 1.31.2.2 skrll sysctl_createv(clog, 0, NULL, NULL, 949 1.31.2.2 skrll CTLFLAG_PERMANENT, 950 1.31.2.2 skrll CTLTYPE_INT, cdp->debugname, NULL, 951 1.31.2.2 skrll NULL, 0, cdp->debugvar, 0, 952 1.31.2.2 skrll CTL_DEBUG, CTL_CREATE, CTL_EOL); 953 1.31.2.2 skrll } 954 1.31.2.2 skrll } 955 1.31.2.2 skrll #endif /* DEBUG */ 956 1.31.2.2 skrll 957 1.31.2.2 skrll /* 958 1.31.2.2 skrll * ******************************************************************** 959 1.31.2.2 skrll * section 2: private node-specific helper routines. 960 1.31.2.2 skrll * ******************************************************************** 961 1.31.2.2 skrll */ 962 1.31.2.2 skrll 963 1.31.2.2 skrll /* 964 1.31.2.2 skrll * sysctl helper routine for kern.maxvnodes. drain vnodes if 965 1.31.2.2 skrll * new value is lower than desiredvnodes and then calls reinit 966 1.31.2.2 skrll * routines that needs to adjust to the new value. 967 1.31.2.2 skrll */ 968 1.31.2.2 skrll static int 969 1.31.2.2 skrll sysctl_kern_maxvnodes(SYSCTLFN_ARGS) 970 1.31.2.2 skrll { 971 1.31.2.2 skrll int error, new_vnodes, old_vnodes; 972 1.31.2.2 skrll struct sysctlnode node; 973 1.31.2.2 skrll 974 1.31.2.2 skrll new_vnodes = desiredvnodes; 975 1.31.2.2 skrll node = *rnode; 976 1.31.2.2 skrll node.sysctl_data = &new_vnodes; 977 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 978 1.31.2.2 skrll if (error || newp == NULL) 979 1.31.2.2 skrll return (error); 980 1.31.2.2 skrll 981 1.31.2.2 skrll old_vnodes = desiredvnodes; 982 1.31.2.2 skrll desiredvnodes = new_vnodes; 983 1.31.2.2 skrll if (new_vnodes < old_vnodes) { 984 1.31.2.4 skrll error = vfs_drainvnodes(new_vnodes, l); 985 1.31.2.2 skrll if (error) { 986 1.31.2.2 skrll desiredvnodes = old_vnodes; 987 1.31.2.2 skrll return (error); 988 1.31.2.2 skrll } 989 1.31.2.2 skrll } 990 1.31.2.2 skrll vfs_reinit(); 991 1.31.2.2 skrll nchreinit(); 992 1.31.2.2 skrll 993 1.31.2.2 skrll return (0); 994 1.31.2.2 skrll } 995 1.31.2.2 skrll 996 1.31.2.2 skrll /* 997 1.31.2.2 skrll * sysctl helper routine for rtc_offset - set time after changes 998 1.31.2.2 skrll */ 999 1.31.2.2 skrll static int 1000 1.31.2.2 skrll sysctl_kern_rtc_offset(SYSCTLFN_ARGS) 1001 1.31.2.2 skrll { 1002 1.31.2.2 skrll struct timeval tv, delta; 1003 1.31.2.2 skrll int s, error, new_rtc_offset; 1004 1.31.2.2 skrll struct sysctlnode node; 1005 1.31.2.2 skrll 1006 1.31.2.2 skrll new_rtc_offset = rtc_offset; 1007 1.31.2.2 skrll node = *rnode; 1008 1.31.2.2 skrll node.sysctl_data = &new_rtc_offset; 1009 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1010 1.31.2.2 skrll if (error || newp == NULL) 1011 1.31.2.2 skrll return (error); 1012 1.31.2.2 skrll 1013 1.31.2.2 skrll if (securelevel > 0) 1014 1.31.2.2 skrll return (EPERM); 1015 1.31.2.2 skrll if (rtc_offset == new_rtc_offset) 1016 1.31.2.2 skrll return (0); 1017 1.31.2.2 skrll 1018 1.31.2.2 skrll /* if we change the offset, adjust the time */ 1019 1.31.2.2 skrll s = splclock(); 1020 1.31.2.2 skrll tv = time; 1021 1.31.2.2 skrll splx(s); 1022 1.31.2.2 skrll delta.tv_sec = 60*(new_rtc_offset - rtc_offset); 1023 1.31.2.2 skrll delta.tv_usec = 0; 1024 1.31.2.2 skrll timeradd(&tv, &delta, &tv); 1025 1.31.2.2 skrll rtc_offset = new_rtc_offset; 1026 1.31.2.2 skrll settime(&tv); 1027 1.31.2.2 skrll 1028 1.31.2.2 skrll return (0); 1029 1.31.2.2 skrll } 1030 1.31.2.2 skrll 1031 1.31.2.2 skrll /* 1032 1.31.2.2 skrll * sysctl helper routine for kern.maxvnodes. ensures that the new 1033 1.31.2.2 skrll * values are not too low or too high. 1034 1.31.2.2 skrll */ 1035 1.31.2.2 skrll static int 1036 1.31.2.2 skrll sysctl_kern_maxproc(SYSCTLFN_ARGS) 1037 1.31.2.2 skrll { 1038 1.31.2.2 skrll int error, nmaxproc; 1039 1.31.2.2 skrll struct sysctlnode node; 1040 1.31.2.2 skrll 1041 1.31.2.2 skrll nmaxproc = maxproc; 1042 1.31.2.2 skrll node = *rnode; 1043 1.31.2.2 skrll node.sysctl_data = &nmaxproc; 1044 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1045 1.31.2.2 skrll if (error || newp == NULL) 1046 1.31.2.2 skrll return (error); 1047 1.31.2.2 skrll 1048 1.31.2.2 skrll if (nmaxproc < 0 || nmaxproc >= PID_MAX) 1049 1.31.2.2 skrll return (EINVAL); 1050 1.31.2.2 skrll #ifdef __HAVE_CPU_MAXPROC 1051 1.31.2.2 skrll if (nmaxproc > cpu_maxproc()) 1052 1.31.2.2 skrll return (EINVAL); 1053 1.31.2.2 skrll #endif 1054 1.31.2.2 skrll maxproc = nmaxproc; 1055 1.31.2.2 skrll 1056 1.31.2.2 skrll return (0); 1057 1.31.2.2 skrll } 1058 1.31.2.2 skrll 1059 1.31.2.2 skrll /* 1060 1.31.2.2 skrll * sysctl helper routine for kern.securelevel. ensures that the value 1061 1.31.2.2 skrll * only rises unless the caller has pid 1 (assumed to be init). 1062 1.31.2.2 skrll */ 1063 1.31.2.2 skrll static int 1064 1.31.2.2 skrll sysctl_kern_securelevel(SYSCTLFN_ARGS) 1065 1.31.2.2 skrll { 1066 1.31.2.2 skrll int newsecurelevel, error; 1067 1.31.2.2 skrll struct sysctlnode node; 1068 1.31.2.2 skrll 1069 1.31.2.2 skrll newsecurelevel = securelevel; 1070 1.31.2.2 skrll node = *rnode; 1071 1.31.2.2 skrll node.sysctl_data = &newsecurelevel; 1072 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1073 1.31.2.2 skrll if (error || newp == NULL) 1074 1.31.2.2 skrll return (error); 1075 1.31.2.2 skrll 1076 1.31.2.2 skrll if (newsecurelevel < securelevel && l && l->l_proc->p_pid != 1) 1077 1.31.2.2 skrll return (EPERM); 1078 1.31.2.2 skrll securelevel = newsecurelevel; 1079 1.31.2.2 skrll 1080 1.31.2.2 skrll return (error); 1081 1.31.2.2 skrll } 1082 1.31.2.2 skrll 1083 1.31.2.2 skrll /* 1084 1.31.2.2 skrll * sysctl helper function for kern.hostid. the hostid is a long, but 1085 1.31.2.2 skrll * we export it as an int, so we need to give it a little help. 1086 1.31.2.2 skrll */ 1087 1.31.2.2 skrll static int 1088 1.31.2.2 skrll sysctl_kern_hostid(SYSCTLFN_ARGS) 1089 1.31.2.2 skrll { 1090 1.31.2.2 skrll int error, inthostid; 1091 1.31.2.2 skrll struct sysctlnode node; 1092 1.31.2.2 skrll 1093 1.31.2.2 skrll inthostid = hostid; /* XXX assumes sizeof int <= sizeof long */ 1094 1.31.2.2 skrll node = *rnode; 1095 1.31.2.2 skrll node.sysctl_data = &inthostid; 1096 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1097 1.31.2.2 skrll if (error || newp == NULL) 1098 1.31.2.2 skrll return (error); 1099 1.31.2.2 skrll 1100 1.31.2.2 skrll hostid = (unsigned)inthostid; 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 1.31.2.2 skrll * sysctl helper function for kern.hostname and kern.domainnname. 1107 1.31.2.2 skrll * resets the relevant recorded length when the underlying name is 1108 1.31.2.2 skrll * changed. 1109 1.31.2.2 skrll */ 1110 1.31.2.2 skrll static int 1111 1.31.2.2 skrll sysctl_setlen(SYSCTLFN_ARGS) 1112 1.31.2.2 skrll { 1113 1.31.2.2 skrll int error; 1114 1.31.2.2 skrll 1115 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(rnode)); 1116 1.31.2.2 skrll if (error || newp == NULL) 1117 1.31.2.2 skrll return (error); 1118 1.31.2.2 skrll 1119 1.31.2.2 skrll switch (rnode->sysctl_num) { 1120 1.31.2.2 skrll case KERN_HOSTNAME: 1121 1.31.2.2 skrll hostnamelen = strlen((const char*)rnode->sysctl_data); 1122 1.31.2.2 skrll break; 1123 1.31.2.2 skrll case KERN_DOMAINNAME: 1124 1.31.2.2 skrll domainnamelen = strlen((const char*)rnode->sysctl_data); 1125 1.31.2.2 skrll break; 1126 1.31.2.2 skrll } 1127 1.31.2.2 skrll 1128 1.31.2.2 skrll return (0); 1129 1.31.2.2 skrll } 1130 1.31.2.2 skrll 1131 1.31.2.2 skrll /* 1132 1.31.2.2 skrll * sysctl helper routine for kern.clockrate. assembles a struct on 1133 1.31.2.2 skrll * the fly to be returned to the caller. 1134 1.31.2.2 skrll */ 1135 1.31.2.2 skrll static int 1136 1.31.2.2 skrll sysctl_kern_clockrate(SYSCTLFN_ARGS) 1137 1.31.2.2 skrll { 1138 1.31.2.2 skrll struct clockinfo clkinfo; 1139 1.31.2.2 skrll struct sysctlnode node; 1140 1.31.2.2 skrll 1141 1.31.2.2 skrll clkinfo.tick = tick; 1142 1.31.2.2 skrll clkinfo.tickadj = tickadj; 1143 1.31.2.2 skrll clkinfo.hz = hz; 1144 1.31.2.2 skrll clkinfo.profhz = profhz; 1145 1.31.2.2 skrll clkinfo.stathz = stathz ? stathz : hz; 1146 1.31.2.2 skrll 1147 1.31.2.2 skrll node = *rnode; 1148 1.31.2.2 skrll node.sysctl_data = &clkinfo; 1149 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 1150 1.31.2.2 skrll } 1151 1.31.2.2 skrll 1152 1.31.2.2 skrll 1153 1.31.2.2 skrll /* 1154 1.31.2.2 skrll * sysctl helper routine for kern.file pseudo-subtree. 1155 1.31.2.2 skrll */ 1156 1.31.2.2 skrll static int 1157 1.31.2.2 skrll sysctl_kern_file(SYSCTLFN_ARGS) 1158 1.31.2.2 skrll { 1159 1.31.2.2 skrll int error; 1160 1.31.2.2 skrll size_t buflen; 1161 1.31.2.2 skrll struct file *fp; 1162 1.31.2.2 skrll char *start, *where; 1163 1.31.2.2 skrll 1164 1.31.2.2 skrll start = where = oldp; 1165 1.31.2.2 skrll buflen = *oldlenp; 1166 1.31.2.2 skrll if (where == NULL) { 1167 1.31.2.2 skrll /* 1168 1.31.2.2 skrll * overestimate by 10 files 1169 1.31.2.2 skrll */ 1170 1.31.2.2 skrll *oldlenp = sizeof(filehead) + (nfiles + 10) * sizeof(struct file); 1171 1.31.2.2 skrll return (0); 1172 1.31.2.2 skrll } 1173 1.31.2.2 skrll 1174 1.31.2.2 skrll /* 1175 1.31.2.2 skrll * first copyout filehead 1176 1.31.2.2 skrll */ 1177 1.31.2.2 skrll if (buflen < sizeof(filehead)) { 1178 1.31.2.2 skrll *oldlenp = 0; 1179 1.31.2.2 skrll return (0); 1180 1.31.2.2 skrll } 1181 1.31.2.2 skrll error = copyout(&filehead, where, sizeof(filehead)); 1182 1.31.2.2 skrll if (error) 1183 1.31.2.2 skrll return (error); 1184 1.31.2.2 skrll buflen -= sizeof(filehead); 1185 1.31.2.2 skrll where += sizeof(filehead); 1186 1.31.2.2 skrll 1187 1.31.2.2 skrll /* 1188 1.31.2.2 skrll * followed by an array of file structures 1189 1.31.2.2 skrll */ 1190 1.31.2.2 skrll LIST_FOREACH(fp, &filehead, f_list) { 1191 1.31.2.2 skrll if (buflen < sizeof(struct file)) { 1192 1.31.2.2 skrll *oldlenp = where - start; 1193 1.31.2.2 skrll return (ENOMEM); 1194 1.31.2.2 skrll } 1195 1.31.2.2 skrll error = copyout(fp, where, sizeof(struct file)); 1196 1.31.2.2 skrll if (error) 1197 1.31.2.2 skrll return (error); 1198 1.31.2.2 skrll buflen -= sizeof(struct file); 1199 1.31.2.2 skrll where += sizeof(struct file); 1200 1.31.2.2 skrll } 1201 1.31.2.2 skrll *oldlenp = where - start; 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.autonicetime and kern.autoniceval. 1207 1.31.2.2 skrll * asserts that the assigned value is in the correct range. 1208 1.31.2.2 skrll */ 1209 1.31.2.2 skrll static int 1210 1.31.2.2 skrll sysctl_kern_autonice(SYSCTLFN_ARGS) 1211 1.31.2.2 skrll { 1212 1.31.2.2 skrll int error, t = 0; 1213 1.31.2.2 skrll struct sysctlnode node; 1214 1.31.2.2 skrll 1215 1.31.2.2 skrll node = *rnode; 1216 1.31.2.2 skrll t = *(int*)node.sysctl_data; 1217 1.31.2.2 skrll node.sysctl_data = &t; 1218 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1219 1.31.2.2 skrll if (error || newp == NULL) 1220 1.31.2.2 skrll return (error); 1221 1.31.2.2 skrll 1222 1.31.2.2 skrll switch (node.sysctl_num) { 1223 1.31.2.2 skrll case KERN_AUTONICETIME: 1224 1.31.2.2 skrll if (t >= 0) 1225 1.31.2.2 skrll autonicetime = t; 1226 1.31.2.2 skrll break; 1227 1.31.2.2 skrll case KERN_AUTONICEVAL: 1228 1.31.2.2 skrll if (t < PRIO_MIN) 1229 1.31.2.2 skrll t = PRIO_MIN; 1230 1.31.2.2 skrll else if (t > PRIO_MAX) 1231 1.31.2.2 skrll t = PRIO_MAX; 1232 1.31.2.2 skrll autoniceval = t; 1233 1.31.2.2 skrll break; 1234 1.31.2.2 skrll } 1235 1.31.2.2 skrll 1236 1.31.2.2 skrll return (0); 1237 1.31.2.2 skrll } 1238 1.31.2.2 skrll 1239 1.31.2.2 skrll /* 1240 1.31.2.2 skrll * sysctl helper routine for kern.msgbufsize and kern.msgbuf. for the 1241 1.31.2.2 skrll * former it merely checks the message buffer is set up. for the latter, 1242 1.31.2.2 skrll * it also copies out the data if necessary. 1243 1.31.2.2 skrll */ 1244 1.31.2.2 skrll static int 1245 1.31.2.2 skrll sysctl_msgbuf(SYSCTLFN_ARGS) 1246 1.31.2.2 skrll { 1247 1.31.2.2 skrll char *where = oldp; 1248 1.31.2.2 skrll size_t len, maxlen; 1249 1.31.2.2 skrll long beg, end; 1250 1.31.2.2 skrll int error; 1251 1.31.2.2 skrll 1252 1.31.2.2 skrll if (!msgbufenabled || msgbufp->msg_magic != MSG_MAGIC) { 1253 1.31.2.2 skrll msgbufenabled = 0; 1254 1.31.2.2 skrll return (ENXIO); 1255 1.31.2.2 skrll } 1256 1.31.2.2 skrll 1257 1.31.2.2 skrll switch (rnode->sysctl_num) { 1258 1.31.2.2 skrll case KERN_MSGBUFSIZE: { 1259 1.31.2.2 skrll struct sysctlnode node = *rnode; 1260 1.31.2.2 skrll int msg_bufs = (int)msgbufp->msg_bufs; 1261 1.31.2.2 skrll node.sysctl_data = &msg_bufs; 1262 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 1263 1.31.2.2 skrll } 1264 1.31.2.2 skrll case KERN_MSGBUF: 1265 1.31.2.2 skrll break; 1266 1.31.2.2 skrll default: 1267 1.31.2.2 skrll return (EOPNOTSUPP); 1268 1.31.2.2 skrll } 1269 1.31.2.2 skrll 1270 1.31.2.2 skrll if (newp != NULL) 1271 1.31.2.2 skrll return (EPERM); 1272 1.31.2.2 skrll 1273 1.31.2.2 skrll if (oldp == NULL) { 1274 1.31.2.2 skrll /* always return full buffer size */ 1275 1.31.2.2 skrll *oldlenp = msgbufp->msg_bufs; 1276 1.31.2.2 skrll return (0); 1277 1.31.2.2 skrll } 1278 1.31.2.2 skrll 1279 1.31.2.2 skrll error = 0; 1280 1.31.2.2 skrll maxlen = MIN(msgbufp->msg_bufs, *oldlenp); 1281 1.31.2.2 skrll 1282 1.31.2.2 skrll /* 1283 1.31.2.2 skrll * First, copy from the write pointer to the end of 1284 1.31.2.2 skrll * message buffer. 1285 1.31.2.2 skrll */ 1286 1.31.2.2 skrll beg = msgbufp->msg_bufx; 1287 1.31.2.2 skrll end = msgbufp->msg_bufs; 1288 1.31.2.2 skrll while (maxlen > 0) { 1289 1.31.2.2 skrll len = MIN(end - beg, maxlen); 1290 1.31.2.2 skrll if (len == 0) 1291 1.31.2.2 skrll break; 1292 1.31.2.2 skrll error = copyout(&msgbufp->msg_bufc[beg], where, len); 1293 1.31.2.2 skrll if (error) 1294 1.31.2.2 skrll break; 1295 1.31.2.2 skrll where += len; 1296 1.31.2.2 skrll maxlen -= len; 1297 1.31.2.2 skrll 1298 1.31.2.2 skrll /* 1299 1.31.2.2 skrll * ... then, copy from the beginning of message buffer to 1300 1.31.2.2 skrll * the write pointer. 1301 1.31.2.2 skrll */ 1302 1.31.2.2 skrll beg = 0; 1303 1.31.2.2 skrll end = msgbufp->msg_bufx; 1304 1.31.2.2 skrll } 1305 1.31.2.2 skrll 1306 1.31.2.2 skrll return (error); 1307 1.31.2.2 skrll } 1308 1.31.2.2 skrll 1309 1.31.2.2 skrll /* 1310 1.31.2.2 skrll * sysctl helper routine for kern.defcorename. in the case of a new 1311 1.31.2.2 skrll * string being assigned, check that it's not a zero-length string. 1312 1.31.2.2 skrll * (XXX the check in -current doesn't work, but do we really care?) 1313 1.31.2.2 skrll */ 1314 1.31.2.2 skrll static int 1315 1.31.2.2 skrll sysctl_kern_defcorename(SYSCTLFN_ARGS) 1316 1.31.2.2 skrll { 1317 1.31.2.2 skrll int error; 1318 1.31.2.2 skrll char newcorename[MAXPATHLEN]; 1319 1.31.2.2 skrll struct sysctlnode node; 1320 1.31.2.2 skrll 1321 1.31.2.2 skrll node = *rnode; 1322 1.31.2.2 skrll node.sysctl_data = &newcorename[0]; 1323 1.31.2.2 skrll memcpy(node.sysctl_data, rnode->sysctl_data, MAXPATHLEN); 1324 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1325 1.31.2.2 skrll if (error || newp == NULL) 1326 1.31.2.2 skrll return (error); 1327 1.31.2.2 skrll 1328 1.31.2.2 skrll /* 1329 1.31.2.2 skrll * when sysctl_lookup() deals with a string, it's guaranteed 1330 1.31.2.2 skrll * to come back nul terminated. so there. :) 1331 1.31.2.2 skrll */ 1332 1.31.2.2 skrll if (strlen(newcorename) == 0) 1333 1.31.2.2 skrll return (EINVAL); 1334 1.31.2.2 skrll 1335 1.31.2.2 skrll memcpy(rnode->sysctl_data, node.sysctl_data, MAXPATHLEN); 1336 1.31.2.2 skrll 1337 1.31.2.2 skrll return (0); 1338 1.31.2.2 skrll } 1339 1.31.2.2 skrll 1340 1.31.2.2 skrll /* 1341 1.31.2.2 skrll * sysctl helper routine for kern.cp_time node. adds up cpu time 1342 1.31.2.2 skrll * across all cpus. 1343 1.31.2.2 skrll */ 1344 1.31.2.2 skrll static int 1345 1.31.2.2 skrll sysctl_kern_cptime(SYSCTLFN_ARGS) 1346 1.31.2.2 skrll { 1347 1.31.2.2 skrll struct sysctlnode node = *rnode; 1348 1.31.2.2 skrll 1349 1.31.2.2 skrll #ifndef MULTIPROCESSOR 1350 1.31.2.2 skrll 1351 1.31.2.2 skrll if (namelen == 1) { 1352 1.31.2.2 skrll if (name[0] != 0) 1353 1.31.2.2 skrll return (ENOENT); 1354 1.31.2.2 skrll /* 1355 1.31.2.2 skrll * you're allowed to ask for the zero'th processor 1356 1.31.2.2 skrll */ 1357 1.31.2.2 skrll name++; 1358 1.31.2.2 skrll namelen--; 1359 1.31.2.2 skrll } 1360 1.31.2.2 skrll node.sysctl_data = curcpu()->ci_schedstate.spc_cp_time; 1361 1.31.2.2 skrll node.sysctl_size = sizeof(curcpu()->ci_schedstate.spc_cp_time); 1362 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 1363 1.31.2.2 skrll 1364 1.31.2.2 skrll #else /* MULTIPROCESSOR */ 1365 1.31.2.2 skrll 1366 1.31.2.2 skrll u_int64_t *cp_time = NULL; 1367 1.31.2.2 skrll int error, n = sysctl_ncpus(), i; 1368 1.31.2.2 skrll struct cpu_info *ci; 1369 1.31.2.2 skrll CPU_INFO_ITERATOR cii; 1370 1.31.2.2 skrll 1371 1.31.2.2 skrll /* 1372 1.31.2.2 skrll * if you specifically pass a buffer that is the size of the 1373 1.31.2.2 skrll * sum, or if you are probing for the size, you get the "sum" 1374 1.31.2.2 skrll * of cp_time (and the size thereof) across all processors. 1375 1.31.2.2 skrll * 1376 1.31.2.2 skrll * alternately, you can pass an additional mib number and get 1377 1.31.2.2 skrll * cp_time for that particular processor. 1378 1.31.2.2 skrll */ 1379 1.31.2.2 skrll switch (namelen) { 1380 1.31.2.2 skrll case 0: 1381 1.31.2.2 skrll if (*oldlenp == sizeof(u_int64_t) * CPUSTATES || oldp == NULL) { 1382 1.31.2.2 skrll node.sysctl_size = sizeof(u_int64_t) * CPUSTATES; 1383 1.31.2.2 skrll n = -1; /* SUM */ 1384 1.31.2.2 skrll } 1385 1.31.2.2 skrll else { 1386 1.31.2.2 skrll node.sysctl_size = n * sizeof(u_int64_t) * CPUSTATES; 1387 1.31.2.2 skrll n = -2; /* ALL */ 1388 1.31.2.2 skrll } 1389 1.31.2.2 skrll break; 1390 1.31.2.2 skrll case 1: 1391 1.31.2.2 skrll if (name[0] < 0 || name[0] >= n) 1392 1.31.2.2 skrll return (ENOENT); /* ENOSUCHPROCESSOR */ 1393 1.31.2.2 skrll node.sysctl_size = sizeof(u_int64_t) * CPUSTATES; 1394 1.31.2.2 skrll n = name[0]; 1395 1.31.2.2 skrll /* 1396 1.31.2.2 skrll * adjust these so that sysctl_lookup() will be happy 1397 1.31.2.2 skrll */ 1398 1.31.2.2 skrll name++; 1399 1.31.2.2 skrll namelen--; 1400 1.31.2.2 skrll break; 1401 1.31.2.2 skrll default: 1402 1.31.2.2 skrll return (EINVAL); 1403 1.31.2.2 skrll } 1404 1.31.2.2 skrll 1405 1.31.2.2 skrll cp_time = malloc(node.sysctl_size, M_TEMP, M_WAITOK|M_CANFAIL); 1406 1.31.2.2 skrll if (cp_time == NULL) 1407 1.31.2.2 skrll return (ENOMEM); 1408 1.31.2.2 skrll node.sysctl_data = cp_time; 1409 1.31.2.2 skrll memset(cp_time, 0, node.sysctl_size); 1410 1.31.2.2 skrll 1411 1.31.2.2 skrll for (CPU_INFO_FOREACH(cii, ci)) { 1412 1.31.2.2 skrll if (n <= 0) 1413 1.31.2.2 skrll for (i = 0; i < CPUSTATES; i++) 1414 1.31.2.2 skrll cp_time[i] += ci->ci_schedstate.spc_cp_time[i]; 1415 1.31.2.2 skrll /* 1416 1.31.2.2 skrll * if a specific processor was requested and we just 1417 1.31.2.2 skrll * did it, we're done here 1418 1.31.2.2 skrll */ 1419 1.31.2.2 skrll if (n == 0) 1420 1.31.2.2 skrll break; 1421 1.31.2.2 skrll /* 1422 1.31.2.2 skrll * if doing "all", skip to next cp_time set for next processor 1423 1.31.2.2 skrll */ 1424 1.31.2.2 skrll if (n == -2) 1425 1.31.2.2 skrll cp_time += CPUSTATES; 1426 1.31.2.2 skrll /* 1427 1.31.2.2 skrll * if we're doing a specific processor, we're one 1428 1.31.2.2 skrll * processor closer 1429 1.31.2.2 skrll */ 1430 1.31.2.2 skrll if (n > 0) 1431 1.31.2.2 skrll n--; 1432 1.31.2.2 skrll } 1433 1.31.2.2 skrll 1434 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1435 1.31.2.2 skrll free(node.sysctl_data, M_TEMP); 1436 1.31.2.2 skrll return (error); 1437 1.31.2.2 skrll 1438 1.31.2.2 skrll #endif /* MULTIPROCESSOR */ 1439 1.31.2.2 skrll } 1440 1.31.2.2 skrll 1441 1.31.2.2 skrll #if defined(SYSVMSG) || defined(SYSVSEM) || defined(SYSVSHM) 1442 1.31.2.2 skrll /* 1443 1.31.2.2 skrll * sysctl helper routine for kern.sysvipc_info subtree. 1444 1.31.2.2 skrll */ 1445 1.31.2.2 skrll 1446 1.31.2.2 skrll #define FILL_PERM(src, dst) do { \ 1447 1.31.2.2 skrll (dst)._key = (src)._key; \ 1448 1.31.2.2 skrll (dst).uid = (src).uid; \ 1449 1.31.2.2 skrll (dst).gid = (src).gid; \ 1450 1.31.2.2 skrll (dst).cuid = (src).cuid; \ 1451 1.31.2.2 skrll (dst).cgid = (src).cgid; \ 1452 1.31.2.2 skrll (dst).mode = (src).mode; \ 1453 1.31.2.2 skrll (dst)._seq = (src)._seq; \ 1454 1.31.2.2 skrll } while (/*CONSTCOND*/ 0); 1455 1.31.2.2 skrll #define FILL_MSG(src, dst) do { \ 1456 1.31.2.2 skrll FILL_PERM((src).msg_perm, (dst).msg_perm); \ 1457 1.31.2.2 skrll (dst).msg_qnum = (src).msg_qnum; \ 1458 1.31.2.2 skrll (dst).msg_qbytes = (src).msg_qbytes; \ 1459 1.31.2.2 skrll (dst)._msg_cbytes = (src)._msg_cbytes; \ 1460 1.31.2.2 skrll (dst).msg_lspid = (src).msg_lspid; \ 1461 1.31.2.2 skrll (dst).msg_lrpid = (src).msg_lrpid; \ 1462 1.31.2.2 skrll (dst).msg_stime = (src).msg_stime; \ 1463 1.31.2.2 skrll (dst).msg_rtime = (src).msg_rtime; \ 1464 1.31.2.2 skrll (dst).msg_ctime = (src).msg_ctime; \ 1465 1.31.2.2 skrll } while (/*CONSTCOND*/ 0) 1466 1.31.2.2 skrll #define FILL_SEM(src, dst) do { \ 1467 1.31.2.2 skrll FILL_PERM((src).sem_perm, (dst).sem_perm); \ 1468 1.31.2.2 skrll (dst).sem_nsems = (src).sem_nsems; \ 1469 1.31.2.2 skrll (dst).sem_otime = (src).sem_otime; \ 1470 1.31.2.2 skrll (dst).sem_ctime = (src).sem_ctime; \ 1471 1.31.2.2 skrll } while (/*CONSTCOND*/ 0) 1472 1.31.2.2 skrll #define FILL_SHM(src, dst) do { \ 1473 1.31.2.2 skrll FILL_PERM((src).shm_perm, (dst).shm_perm); \ 1474 1.31.2.2 skrll (dst).shm_segsz = (src).shm_segsz; \ 1475 1.31.2.2 skrll (dst).shm_lpid = (src).shm_lpid; \ 1476 1.31.2.2 skrll (dst).shm_cpid = (src).shm_cpid; \ 1477 1.31.2.2 skrll (dst).shm_atime = (src).shm_atime; \ 1478 1.31.2.2 skrll (dst).shm_dtime = (src).shm_dtime; \ 1479 1.31.2.2 skrll (dst).shm_ctime = (src).shm_ctime; \ 1480 1.31.2.2 skrll (dst).shm_nattch = (src).shm_nattch; \ 1481 1.31.2.2 skrll } while (/*CONSTCOND*/ 0) 1482 1.31.2.2 skrll 1483 1.31.2.2 skrll static int 1484 1.31.2.2 skrll sysctl_kern_sysvipc(SYSCTLFN_ARGS) 1485 1.31.2.2 skrll { 1486 1.31.2.2 skrll void *where = oldp; 1487 1.31.2.2 skrll size_t *sizep = oldlenp; 1488 1.31.2.2 skrll #ifdef SYSVMSG 1489 1.31.2.2 skrll struct msg_sysctl_info *msgsi = NULL; 1490 1.31.2.2 skrll #endif 1491 1.31.2.2 skrll #ifdef SYSVSEM 1492 1.31.2.2 skrll struct sem_sysctl_info *semsi = NULL; 1493 1.31.2.2 skrll #endif 1494 1.31.2.2 skrll #ifdef SYSVSHM 1495 1.31.2.2 skrll struct shm_sysctl_info *shmsi = NULL; 1496 1.31.2.2 skrll #endif 1497 1.31.2.2 skrll size_t infosize, dssize, tsize, buflen; 1498 1.31.2.2 skrll void *buf = NULL; 1499 1.31.2.2 skrll char *start; 1500 1.31.2.2 skrll int32_t nds; 1501 1.31.2.2 skrll int i, error, ret; 1502 1.31.2.2 skrll 1503 1.31.2.2 skrll if (namelen != 1) 1504 1.31.2.2 skrll return (EINVAL); 1505 1.31.2.2 skrll 1506 1.31.2.2 skrll start = where; 1507 1.31.2.2 skrll buflen = *sizep; 1508 1.31.2.2 skrll 1509 1.31.2.2 skrll switch (*name) { 1510 1.31.2.2 skrll case KERN_SYSVIPC_MSG_INFO: 1511 1.31.2.2 skrll #ifdef SYSVMSG 1512 1.31.2.2 skrll infosize = sizeof(msgsi->msginfo); 1513 1.31.2.2 skrll nds = msginfo.msgmni; 1514 1.31.2.2 skrll dssize = sizeof(msgsi->msgids[0]); 1515 1.31.2.2 skrll break; 1516 1.31.2.2 skrll #else 1517 1.31.2.2 skrll return (EINVAL); 1518 1.31.2.2 skrll #endif 1519 1.31.2.2 skrll case KERN_SYSVIPC_SEM_INFO: 1520 1.31.2.2 skrll #ifdef SYSVSEM 1521 1.31.2.2 skrll infosize = sizeof(semsi->seminfo); 1522 1.31.2.2 skrll nds = seminfo.semmni; 1523 1.31.2.2 skrll dssize = sizeof(semsi->semids[0]); 1524 1.31.2.2 skrll break; 1525 1.31.2.2 skrll #else 1526 1.31.2.2 skrll return (EINVAL); 1527 1.31.2.2 skrll #endif 1528 1.31.2.2 skrll case KERN_SYSVIPC_SHM_INFO: 1529 1.31.2.2 skrll #ifdef SYSVSHM 1530 1.31.2.2 skrll infosize = sizeof(shmsi->shminfo); 1531 1.31.2.2 skrll nds = shminfo.shmmni; 1532 1.31.2.2 skrll dssize = sizeof(shmsi->shmids[0]); 1533 1.31.2.2 skrll break; 1534 1.31.2.2 skrll #else 1535 1.31.2.2 skrll return (EINVAL); 1536 1.31.2.2 skrll #endif 1537 1.31.2.2 skrll default: 1538 1.31.2.2 skrll return (EINVAL); 1539 1.31.2.2 skrll } 1540 1.31.2.2 skrll /* 1541 1.31.2.2 skrll * Round infosize to 64 bit boundary if requesting more than just 1542 1.31.2.2 skrll * the info structure or getting the total data size. 1543 1.31.2.2 skrll */ 1544 1.31.2.2 skrll if (where == NULL || *sizep > infosize) 1545 1.31.2.2 skrll infosize = ((infosize + 7) / 8) * 8; 1546 1.31.2.2 skrll tsize = infosize + nds * dssize; 1547 1.31.2.2 skrll 1548 1.31.2.2 skrll /* Return just the total size required. */ 1549 1.31.2.2 skrll if (where == NULL) { 1550 1.31.2.2 skrll *sizep = tsize; 1551 1.31.2.2 skrll return (0); 1552 1.31.2.2 skrll } 1553 1.31.2.2 skrll 1554 1.31.2.2 skrll /* Not enough room for even the info struct. */ 1555 1.31.2.2 skrll if (buflen < infosize) { 1556 1.31.2.2 skrll *sizep = 0; 1557 1.31.2.2 skrll return (ENOMEM); 1558 1.31.2.2 skrll } 1559 1.31.2.2 skrll buf = malloc(min(tsize, buflen), M_TEMP, M_WAITOK); 1560 1.31.2.2 skrll memset(buf, 0, min(tsize, buflen)); 1561 1.31.2.2 skrll 1562 1.31.2.2 skrll switch (*name) { 1563 1.31.2.2 skrll #ifdef SYSVMSG 1564 1.31.2.2 skrll case KERN_SYSVIPC_MSG_INFO: 1565 1.31.2.2 skrll msgsi = (struct msg_sysctl_info *)buf; 1566 1.31.2.2 skrll msgsi->msginfo = msginfo; 1567 1.31.2.2 skrll break; 1568 1.31.2.2 skrll #endif 1569 1.31.2.2 skrll #ifdef SYSVSEM 1570 1.31.2.2 skrll case KERN_SYSVIPC_SEM_INFO: 1571 1.31.2.2 skrll semsi = (struct sem_sysctl_info *)buf; 1572 1.31.2.2 skrll semsi->seminfo = seminfo; 1573 1.31.2.2 skrll break; 1574 1.31.2.2 skrll #endif 1575 1.31.2.2 skrll #ifdef SYSVSHM 1576 1.31.2.2 skrll case KERN_SYSVIPC_SHM_INFO: 1577 1.31.2.2 skrll shmsi = (struct shm_sysctl_info *)buf; 1578 1.31.2.2 skrll shmsi->shminfo = shminfo; 1579 1.31.2.2 skrll break; 1580 1.31.2.2 skrll #endif 1581 1.31.2.2 skrll } 1582 1.31.2.2 skrll buflen -= infosize; 1583 1.31.2.2 skrll 1584 1.31.2.2 skrll ret = 0; 1585 1.31.2.2 skrll if (buflen > 0) { 1586 1.31.2.2 skrll /* Fill in the IPC data structures. */ 1587 1.31.2.2 skrll for (i = 0; i < nds; i++) { 1588 1.31.2.2 skrll if (buflen < dssize) { 1589 1.31.2.2 skrll ret = ENOMEM; 1590 1.31.2.2 skrll break; 1591 1.31.2.2 skrll } 1592 1.31.2.2 skrll switch (*name) { 1593 1.31.2.2 skrll #ifdef SYSVMSG 1594 1.31.2.2 skrll case KERN_SYSVIPC_MSG_INFO: 1595 1.31.2.2 skrll FILL_MSG(msqids[i], msgsi->msgids[i]); 1596 1.31.2.2 skrll break; 1597 1.31.2.2 skrll #endif 1598 1.31.2.2 skrll #ifdef SYSVSEM 1599 1.31.2.2 skrll case KERN_SYSVIPC_SEM_INFO: 1600 1.31.2.2 skrll FILL_SEM(sema[i], semsi->semids[i]); 1601 1.31.2.2 skrll break; 1602 1.31.2.2 skrll #endif 1603 1.31.2.2 skrll #ifdef SYSVSHM 1604 1.31.2.2 skrll case KERN_SYSVIPC_SHM_INFO: 1605 1.31.2.2 skrll FILL_SHM(shmsegs[i], shmsi->shmids[i]); 1606 1.31.2.2 skrll break; 1607 1.31.2.2 skrll #endif 1608 1.31.2.2 skrll } 1609 1.31.2.2 skrll buflen -= dssize; 1610 1.31.2.2 skrll } 1611 1.31.2.2 skrll } 1612 1.31.2.2 skrll *sizep -= buflen; 1613 1.31.2.2 skrll error = copyout(buf, start, *sizep); 1614 1.31.2.2 skrll /* If copyout succeeded, use return code set earlier. */ 1615 1.31.2.2 skrll if (error == 0) 1616 1.31.2.2 skrll error = ret; 1617 1.31.2.2 skrll if (buf) 1618 1.31.2.2 skrll free(buf, M_TEMP); 1619 1.31.2.2 skrll return (error); 1620 1.31.2.2 skrll } 1621 1.31.2.2 skrll 1622 1.31.2.2 skrll #undef FILL_PERM 1623 1.31.2.2 skrll #undef FILL_MSG 1624 1.31.2.2 skrll #undef FILL_SEM 1625 1.31.2.2 skrll #undef FILL_SHM 1626 1.31.2.2 skrll 1627 1.31.2.2 skrll #endif /* defined(SYSVMSG) || defined(SYSVSEM) || defined(SYSVSHM) */ 1628 1.31.2.2 skrll 1629 1.31.2.2 skrll #if NPTY > 0 1630 1.31.2.2 skrll /* 1631 1.31.2.2 skrll * sysctl helper routine for kern.maxptys. ensures that any new value 1632 1.31.2.2 skrll * is acceptable to the pty subsystem. 1633 1.31.2.2 skrll */ 1634 1.31.2.2 skrll static int 1635 1.31.2.2 skrll sysctl_kern_maxptys(SYSCTLFN_ARGS) 1636 1.31.2.2 skrll { 1637 1.31.2.2 skrll int pty_maxptys(int, int); /* defined in kern/tty_pty.c */ 1638 1.31.2.2 skrll int error, max; 1639 1.31.2.2 skrll struct sysctlnode node; 1640 1.31.2.2 skrll 1641 1.31.2.2 skrll /* get current value of maxptys */ 1642 1.31.2.2 skrll max = pty_maxptys(0, 0); 1643 1.31.2.2 skrll 1644 1.31.2.2 skrll node = *rnode; 1645 1.31.2.2 skrll node.sysctl_data = &max; 1646 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1647 1.31.2.2 skrll if (error || newp == NULL) 1648 1.31.2.2 skrll return (error); 1649 1.31.2.6 skrll 1650 1.31.2.2 skrll if (max != pty_maxptys(max, 1)) 1651 1.31.2.2 skrll return (EINVAL); 1652 1.31.2.2 skrll 1653 1.31.2.2 skrll return (0); 1654 1.31.2.2 skrll } 1655 1.31.2.2 skrll #endif /* NPTY > 0 */ 1656 1.31.2.2 skrll 1657 1.31.2.2 skrll /* 1658 1.31.2.2 skrll * sysctl helper routine for kern.sbmax. basically just ensures that 1659 1.31.2.2 skrll * any new value is not too small. 1660 1.31.2.2 skrll */ 1661 1.31.2.2 skrll static int 1662 1.31.2.2 skrll sysctl_kern_sbmax(SYSCTLFN_ARGS) 1663 1.31.2.2 skrll { 1664 1.31.2.2 skrll int error, new_sbmax; 1665 1.31.2.2 skrll struct sysctlnode node; 1666 1.31.2.2 skrll 1667 1.31.2.2 skrll new_sbmax = sb_max; 1668 1.31.2.2 skrll node = *rnode; 1669 1.31.2.2 skrll node.sysctl_data = &new_sbmax; 1670 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1671 1.31.2.2 skrll if (error || newp == NULL) 1672 1.31.2.2 skrll return (error); 1673 1.31.2.2 skrll 1674 1.31.2.2 skrll error = sb_max_set(new_sbmax); 1675 1.31.2.2 skrll 1676 1.31.2.2 skrll return (error); 1677 1.31.2.2 skrll } 1678 1.31.2.2 skrll 1679 1.31.2.2 skrll /* 1680 1.31.2.2 skrll * sysctl helper routine for kern.urandom node. picks a random number 1681 1.31.2.2 skrll * for you. 1682 1.31.2.2 skrll */ 1683 1.31.2.2 skrll static int 1684 1.31.2.2 skrll sysctl_kern_urnd(SYSCTLFN_ARGS) 1685 1.31.2.2 skrll { 1686 1.31.2.2 skrll #if NRND > 0 1687 1.31.2.2 skrll int v; 1688 1.31.2.2 skrll 1689 1.31.2.2 skrll if (rnd_extract_data(&v, sizeof(v), RND_EXTRACT_ANY) == sizeof(v)) { 1690 1.31.2.2 skrll struct sysctlnode node = *rnode; 1691 1.31.2.2 skrll node.sysctl_data = &v; 1692 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 1693 1.31.2.2 skrll } 1694 1.31.2.2 skrll else 1695 1.31.2.2 skrll return (EIO); /*XXX*/ 1696 1.31.2.2 skrll #else 1697 1.31.2.2 skrll return (EOPNOTSUPP); 1698 1.31.2.2 skrll #endif 1699 1.31.2.2 skrll } 1700 1.31.2.2 skrll 1701 1.31.2.2 skrll /* 1702 1.31.2.2 skrll * sysctl helper routine to do kern.lwp.* work. 1703 1.31.2.2 skrll */ 1704 1.31.2.2 skrll static int 1705 1.31.2.2 skrll sysctl_kern_lwp(SYSCTLFN_ARGS) 1706 1.31.2.2 skrll { 1707 1.31.2.2 skrll struct kinfo_lwp klwp; 1708 1.31.2.2 skrll struct proc *p; 1709 1.31.2.2 skrll struct lwp *l2; 1710 1.31.2.2 skrll char *where, *dp; 1711 1.31.2.2 skrll int pid, elem_size, elem_count; 1712 1.31.2.2 skrll int buflen, needed, error; 1713 1.31.2.2 skrll 1714 1.31.2.2 skrll if (namelen == 1 && name[0] == CTL_QUERY) 1715 1.31.2.2 skrll return (sysctl_query(SYSCTLFN_CALL(rnode))); 1716 1.31.2.2 skrll 1717 1.31.2.2 skrll dp = where = oldp; 1718 1.31.2.2 skrll buflen = where != NULL ? *oldlenp : 0; 1719 1.31.2.2 skrll error = needed = 0; 1720 1.31.2.2 skrll 1721 1.31.2.2 skrll if (newp != NULL || namelen != 3) 1722 1.31.2.2 skrll return (EINVAL); 1723 1.31.2.2 skrll pid = name[0]; 1724 1.31.2.2 skrll elem_size = name[1]; 1725 1.31.2.2 skrll elem_count = name[2]; 1726 1.31.2.2 skrll 1727 1.31.2.2 skrll p = pfind(pid); 1728 1.31.2.2 skrll if (p == NULL) 1729 1.31.2.2 skrll return (ESRCH); 1730 1.31.2.2 skrll LIST_FOREACH(l2, &p->p_lwps, l_sibling) { 1731 1.31.2.2 skrll if (buflen >= elem_size && elem_count > 0) { 1732 1.31.2.2 skrll fill_lwp(l2, &klwp); 1733 1.31.2.2 skrll /* 1734 1.31.2.2 skrll * Copy out elem_size, but not larger than 1735 1.31.2.2 skrll * the size of a struct kinfo_proc2. 1736 1.31.2.2 skrll */ 1737 1.31.2.2 skrll error = copyout(&klwp, dp, 1738 1.31.2.2 skrll min(sizeof(klwp), elem_size)); 1739 1.31.2.2 skrll if (error) 1740 1.31.2.2 skrll goto cleanup; 1741 1.31.2.2 skrll dp += elem_size; 1742 1.31.2.2 skrll buflen -= elem_size; 1743 1.31.2.2 skrll elem_count--; 1744 1.31.2.2 skrll } 1745 1.31.2.2 skrll needed += elem_size; 1746 1.31.2.2 skrll } 1747 1.31.2.2 skrll 1748 1.31.2.2 skrll if (where != NULL) { 1749 1.31.2.2 skrll *oldlenp = dp - where; 1750 1.31.2.2 skrll if (needed > *oldlenp) 1751 1.31.2.2 skrll return (ENOMEM); 1752 1.31.2.2 skrll } else { 1753 1.31.2.2 skrll needed += KERN_LWPSLOP; 1754 1.31.2.2 skrll *oldlenp = needed; 1755 1.31.2.2 skrll } 1756 1.31.2.2 skrll return (0); 1757 1.31.2.2 skrll cleanup: 1758 1.31.2.2 skrll return (error); 1759 1.31.2.2 skrll } 1760 1.31.2.2 skrll 1761 1.31.2.2 skrll /* 1762 1.31.2.2 skrll * sysctl helper routine for kern.forkfsleep node. ensures that the 1763 1.31.2.2 skrll * given value is not too large or two small, and is at least one 1764 1.31.2.2 skrll * timer tick if not zero. 1765 1.31.2.2 skrll */ 1766 1.31.2.2 skrll static int 1767 1.31.2.2 skrll sysctl_kern_forkfsleep(SYSCTLFN_ARGS) 1768 1.31.2.2 skrll { 1769 1.31.2.2 skrll /* userland sees value in ms, internally is in ticks */ 1770 1.31.2.2 skrll extern int forkfsleep; /* defined in kern/kern_fork.c */ 1771 1.31.2.2 skrll int error, timo, lsleep; 1772 1.31.2.2 skrll struct sysctlnode node; 1773 1.31.2.2 skrll 1774 1.31.2.2 skrll lsleep = forkfsleep * 1000 / hz; 1775 1.31.2.2 skrll node = *rnode; 1776 1.31.2.2 skrll node.sysctl_data = &lsleep; 1777 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 1778 1.31.2.2 skrll if (error || newp == NULL) 1779 1.31.2.2 skrll return (error); 1780 1.31.2.2 skrll 1781 1.31.2.2 skrll /* refuse negative values, and overly 'long time' */ 1782 1.31.2.2 skrll if (lsleep < 0 || lsleep > MAXSLP * 1000) 1783 1.31.2.2 skrll return (EINVAL); 1784 1.31.2.2 skrll 1785 1.31.2.2 skrll timo = mstohz(lsleep); 1786 1.31.2.2 skrll 1787 1.31.2.2 skrll /* if the interval is >0 ms && <1 tick, use 1 tick */ 1788 1.31.2.2 skrll if (lsleep != 0 && timo == 0) 1789 1.31.2.2 skrll forkfsleep = 1; 1790 1.31.2.2 skrll else 1791 1.31.2.2 skrll forkfsleep = timo; 1792 1.31.2.2 skrll 1793 1.31.2.2 skrll return (0); 1794 1.31.2.2 skrll } 1795 1.31.2.2 skrll 1796 1.31.2.2 skrll /* 1797 1.31.2.2 skrll * sysctl helper routine for kern.root_partition 1798 1.31.2.2 skrll */ 1799 1.31.2.2 skrll static int 1800 1.31.2.2 skrll sysctl_kern_root_partition(SYSCTLFN_ARGS) 1801 1.31.2.2 skrll { 1802 1.31.2.2 skrll int rootpart = DISKPART(rootdev); 1803 1.31.2.2 skrll struct sysctlnode node = *rnode; 1804 1.31.2.2 skrll 1805 1.31.2.2 skrll node.sysctl_data = &rootpart; 1806 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 1807 1.31.2.2 skrll } 1808 1.31.2.2 skrll 1809 1.31.2.2 skrll /* 1810 1.31.2.2 skrll * sysctl helper function for kern.drivers 1811 1.31.2.2 skrll */ 1812 1.31.2.2 skrll static int 1813 1.31.2.2 skrll sysctl_kern_drivers(SYSCTLFN_ARGS) 1814 1.31.2.2 skrll { 1815 1.31.2.2 skrll int error; 1816 1.31.2.2 skrll size_t buflen; 1817 1.31.2.2 skrll struct kinfo_drivers kd; 1818 1.31.2.2 skrll char *start, *where; 1819 1.31.2.2 skrll const char *dname; 1820 1.31.2.2 skrll int i; 1821 1.31.2.2 skrll extern struct devsw_conv *devsw_conv; 1822 1.31.2.2 skrll extern int max_devsw_convs; 1823 1.31.2.2 skrll 1824 1.31.2.2 skrll if (newp != NULL || namelen != 0) 1825 1.31.2.2 skrll return (EINVAL); 1826 1.31.2.2 skrll 1827 1.31.2.2 skrll start = where = oldp; 1828 1.31.2.2 skrll buflen = *oldlenp; 1829 1.31.2.2 skrll if (where == NULL) { 1830 1.31.2.2 skrll *oldlenp = max_devsw_convs * sizeof kd; 1831 1.31.2.2 skrll return 0; 1832 1.31.2.2 skrll } 1833 1.31.2.2 skrll 1834 1.31.2.2 skrll /* 1835 1.31.2.2 skrll * An array of kinfo_drivers structures 1836 1.31.2.2 skrll */ 1837 1.31.2.2 skrll error = 0; 1838 1.31.2.2 skrll for (i = 0; i < max_devsw_convs; i++) { 1839 1.31.2.2 skrll dname = devsw_conv[i].d_name; 1840 1.31.2.2 skrll if (dname == NULL) 1841 1.31.2.2 skrll continue; 1842 1.31.2.2 skrll if (buflen < sizeof kd) { 1843 1.31.2.2 skrll error = ENOMEM; 1844 1.31.2.2 skrll break; 1845 1.31.2.2 skrll } 1846 1.31.2.2 skrll memset(&kd, 0, sizeof(kd)); 1847 1.31.2.2 skrll kd.d_bmajor = devsw_conv[i].d_bmajor; 1848 1.31.2.2 skrll kd.d_cmajor = devsw_conv[i].d_cmajor; 1849 1.31.2.2 skrll strlcpy(kd.d_name, dname, sizeof kd.d_name); 1850 1.31.2.2 skrll error = copyout(&kd, where, sizeof kd); 1851 1.31.2.2 skrll if (error != 0) 1852 1.31.2.2 skrll break; 1853 1.31.2.2 skrll buflen -= sizeof kd; 1854 1.31.2.2 skrll where += sizeof kd; 1855 1.31.2.2 skrll } 1856 1.31.2.2 skrll *oldlenp = where - start; 1857 1.31.2.2 skrll return error; 1858 1.31.2.2 skrll } 1859 1.31.2.2 skrll 1860 1.31.2.7 skrll /* 1861 1.31.2.7 skrll * sysctl helper function for kern.file2 1862 1.31.2.7 skrll */ 1863 1.31.2.7 skrll static int 1864 1.31.2.7 skrll sysctl_kern_file2(SYSCTLFN_ARGS) 1865 1.31.2.7 skrll { 1866 1.31.2.7 skrll struct proc *p; 1867 1.31.2.7 skrll struct file *fp; 1868 1.31.2.7 skrll struct filedesc *fd; 1869 1.31.2.7 skrll struct kinfo_file kf; 1870 1.31.2.7 skrll char *dp; 1871 1.31.2.7 skrll u_int i, op; 1872 1.31.2.7 skrll size_t len, needed, elem_size, out_size; 1873 1.31.2.7 skrll int error, arg, elem_count; 1874 1.31.2.7 skrll 1875 1.31.2.7 skrll if (namelen == 1 && name[0] == CTL_QUERY) 1876 1.31.2.7 skrll return (sysctl_query(SYSCTLFN_CALL(rnode))); 1877 1.31.2.7 skrll 1878 1.31.2.7 skrll if (namelen != 4) 1879 1.31.2.7 skrll return (EINVAL); 1880 1.31.2.7 skrll 1881 1.31.2.7 skrll error = 0; 1882 1.31.2.7 skrll dp = oldp; 1883 1.31.2.7 skrll len = (oldp != NULL) ? *oldlenp : 0; 1884 1.31.2.7 skrll op = name[0]; 1885 1.31.2.7 skrll arg = name[1]; 1886 1.31.2.7 skrll elem_size = name[2]; 1887 1.31.2.7 skrll elem_count = name[3]; 1888 1.31.2.7 skrll out_size = MIN(sizeof(kf), elem_size); 1889 1.31.2.7 skrll needed = 0; 1890 1.31.2.7 skrll 1891 1.31.2.7 skrll if (elem_size < 1 || elem_count < 0) 1892 1.31.2.7 skrll return (EINVAL); 1893 1.31.2.7 skrll 1894 1.31.2.7 skrll switch (op) { 1895 1.31.2.7 skrll case KERN_FILE_BYFILE: 1896 1.31.2.7 skrll /* 1897 1.31.2.7 skrll * doesn't use arg so it must be zero 1898 1.31.2.7 skrll */ 1899 1.31.2.7 skrll if (arg != 0) 1900 1.31.2.7 skrll return (EINVAL); 1901 1.31.2.7 skrll LIST_FOREACH(fp, &filehead, f_list) { 1902 1.31.2.7 skrll if (len >= elem_size && elem_count > 0) { 1903 1.31.2.7 skrll fill_file(&kf, fp, NULL, 0); 1904 1.31.2.7 skrll error = copyout(&kf, dp, out_size); 1905 1.31.2.7 skrll if (error) 1906 1.31.2.7 skrll break; 1907 1.31.2.7 skrll dp += elem_size; 1908 1.31.2.7 skrll len -= elem_size; 1909 1.31.2.7 skrll } 1910 1.31.2.7 skrll if (elem_count > 0) { 1911 1.31.2.7 skrll needed += elem_size; 1912 1.31.2.7 skrll if (elem_count != INT_MAX) 1913 1.31.2.7 skrll elem_count--; 1914 1.31.2.7 skrll } 1915 1.31.2.7 skrll } 1916 1.31.2.7 skrll break; 1917 1.31.2.7 skrll case KERN_FILE_BYPID: 1918 1.31.2.7 skrll if (arg < -1) 1919 1.31.2.7 skrll /* -1 means all processes */ 1920 1.31.2.7 skrll return (EINVAL); 1921 1.31.2.7 skrll proclist_lock_read(); 1922 1.31.2.7 skrll PROCLIST_FOREACH(p, &allproc) { 1923 1.31.2.7 skrll if (p->p_stat == SIDL) 1924 1.31.2.7 skrll /* skip embryonic processes */ 1925 1.31.2.7 skrll continue; 1926 1.31.2.7 skrll if (arg > 0 && p->p_pid != arg) 1927 1.31.2.7 skrll /* pick only the one we want */ 1928 1.31.2.7 skrll /* XXX want 0 to mean "kernel files" */ 1929 1.31.2.7 skrll continue; 1930 1.31.2.7 skrll fd = p->p_fd; 1931 1.31.2.7 skrll for (i = 0; i < fd->fd_nfiles; i++) { 1932 1.31.2.7 skrll fp = fd->fd_ofiles[i]; 1933 1.31.2.7 skrll if (fp == NULL || !FILE_IS_USABLE(fp)) 1934 1.31.2.7 skrll continue; 1935 1.31.2.7 skrll if (len >= elem_size && elem_count > 0) { 1936 1.31.2.7 skrll fill_file(&kf, fd->fd_ofiles[i], 1937 1.31.2.7 skrll p, i); 1938 1.31.2.7 skrll error = copyout(&kf, dp, out_size); 1939 1.31.2.7 skrll if (error) 1940 1.31.2.7 skrll break; 1941 1.31.2.7 skrll dp += elem_size; 1942 1.31.2.7 skrll len -= elem_size; 1943 1.31.2.7 skrll } 1944 1.31.2.7 skrll if (elem_count > 0) { 1945 1.31.2.7 skrll needed += elem_size; 1946 1.31.2.7 skrll if (elem_count != INT_MAX) 1947 1.31.2.7 skrll elem_count--; 1948 1.31.2.7 skrll } 1949 1.31.2.7 skrll } 1950 1.31.2.7 skrll } 1951 1.31.2.7 skrll proclist_unlock_read(); 1952 1.31.2.7 skrll break; 1953 1.31.2.7 skrll default: 1954 1.31.2.7 skrll return (EINVAL); 1955 1.31.2.7 skrll } 1956 1.31.2.7 skrll 1957 1.31.2.7 skrll if (oldp == NULL) 1958 1.31.2.7 skrll needed += KERN_FILESLOP * elem_size; 1959 1.31.2.7 skrll *oldlenp = needed; 1960 1.31.2.7 skrll 1961 1.31.2.7 skrll return (error); 1962 1.31.2.7 skrll } 1963 1.31.2.7 skrll 1964 1.31.2.7 skrll static void 1965 1.31.2.7 skrll fill_file(struct kinfo_file *kp, const struct file *fp, struct proc *p, int i) 1966 1.31.2.7 skrll { 1967 1.31.2.7 skrll 1968 1.31.2.7 skrll memset(kp, 0, sizeof(*kp)); 1969 1.31.2.7 skrll 1970 1.31.2.7 skrll kp->ki_fileaddr = PTRTOUINT64(fp); 1971 1.31.2.7 skrll kp->ki_flag = fp->f_flag; 1972 1.31.2.7 skrll kp->ki_iflags = fp->f_iflags; 1973 1.31.2.7 skrll kp->ki_ftype = fp->f_type; 1974 1.31.2.7 skrll kp->ki_count = fp->f_count; 1975 1.31.2.7 skrll kp->ki_msgcount = fp->f_msgcount; 1976 1.31.2.7 skrll kp->ki_usecount = fp->f_usecount; 1977 1.31.2.7 skrll kp->ki_fucred = PTRTOUINT64(fp->f_cred); 1978 1.31.2.7 skrll kp->ki_fuid = fp->f_cred->cr_uid; 1979 1.31.2.7 skrll kp->ki_fgid = fp->f_cred->cr_gid; 1980 1.31.2.7 skrll kp->ki_fops = PTRTOUINT64(fp->f_ops); 1981 1.31.2.7 skrll kp->ki_foffset = fp->f_offset; 1982 1.31.2.7 skrll kp->ki_fdata = PTRTOUINT64(fp->f_data); 1983 1.31.2.7 skrll 1984 1.31.2.7 skrll /* vnode information to glue this file to something */ 1985 1.31.2.7 skrll if (fp->f_type == DTYPE_VNODE) { 1986 1.31.2.7 skrll struct vnode *vp = (struct vnode *)fp->f_data; 1987 1.31.2.7 skrll 1988 1.31.2.7 skrll kp->ki_vun = PTRTOUINT64(vp->v_un.vu_socket); 1989 1.31.2.7 skrll kp->ki_vsize = vp->v_size; 1990 1.31.2.7 skrll kp->ki_vtype = vp->v_type; 1991 1.31.2.7 skrll kp->ki_vtag = vp->v_tag; 1992 1.31.2.7 skrll kp->ki_vdata = PTRTOUINT64(vp->v_data); 1993 1.31.2.7 skrll } 1994 1.31.2.7 skrll 1995 1.31.2.7 skrll /* process information when retrieved via KERN_FILE_BYPID */ 1996 1.31.2.7 skrll if (p) { 1997 1.31.2.7 skrll kp->ki_pid = p->p_pid; 1998 1.31.2.7 skrll kp->ki_fd = i; 1999 1.31.2.7 skrll kp->ki_ofileflags = p->p_fd->fd_ofileflags[i]; 2000 1.31.2.7 skrll } 2001 1.31.2.7 skrll } 2002 1.31.2.7 skrll 2003 1.31.2.2 skrll static int 2004 1.31.2.2 skrll sysctl_doeproc(SYSCTLFN_ARGS) 2005 1.31.2.2 skrll { 2006 1.31.2.2 skrll struct eproc eproc; 2007 1.31.2.2 skrll struct kinfo_proc2 kproc2; 2008 1.31.2.2 skrll struct kinfo_proc *dp; 2009 1.31.2.2 skrll struct proc *p; 2010 1.31.2.2 skrll const struct proclist_desc *pd; 2011 1.31.2.2 skrll char *where, *dp2; 2012 1.31.2.2 skrll int type, op, arg; 2013 1.31.2.2 skrll u_int elem_size, elem_count; 2014 1.31.2.2 skrll size_t buflen, needed; 2015 1.31.2.2 skrll int error; 2016 1.31.2.2 skrll 2017 1.31.2.2 skrll if (namelen == 1 && name[0] == CTL_QUERY) 2018 1.31.2.2 skrll return (sysctl_query(SYSCTLFN_CALL(rnode))); 2019 1.31.2.2 skrll 2020 1.31.2.2 skrll dp = oldp; 2021 1.31.2.2 skrll dp2 = where = oldp; 2022 1.31.2.2 skrll buflen = where != NULL ? *oldlenp : 0; 2023 1.31.2.2 skrll error = 0; 2024 1.31.2.2 skrll needed = 0; 2025 1.31.2.2 skrll type = rnode->sysctl_num; 2026 1.31.2.2 skrll 2027 1.31.2.2 skrll if (type == KERN_PROC) { 2028 1.31.2.2 skrll if (namelen != 2 && !(namelen == 1 && name[0] == KERN_PROC_ALL)) 2029 1.31.2.2 skrll return (EINVAL); 2030 1.31.2.2 skrll op = name[0]; 2031 1.31.2.2 skrll if (op != KERN_PROC_ALL) 2032 1.31.2.2 skrll arg = name[1]; 2033 1.31.2.2 skrll else 2034 1.31.2.2 skrll arg = 0; /* Quell compiler warning */ 2035 1.31.2.2 skrll elem_size = elem_count = 0; /* Ditto */ 2036 1.31.2.2 skrll } else { 2037 1.31.2.2 skrll if (namelen != 4) 2038 1.31.2.2 skrll return (EINVAL); 2039 1.31.2.2 skrll op = name[0]; 2040 1.31.2.2 skrll arg = name[1]; 2041 1.31.2.2 skrll elem_size = name[2]; 2042 1.31.2.2 skrll elem_count = name[3]; 2043 1.31.2.2 skrll } 2044 1.31.2.2 skrll 2045 1.31.2.2 skrll proclist_lock_read(); 2046 1.31.2.2 skrll 2047 1.31.2.2 skrll pd = proclists; 2048 1.31.2.2 skrll again: 2049 1.31.2.5 skrll PROCLIST_FOREACH(p, pd->pd_list) { 2050 1.31.2.2 skrll /* 2051 1.31.2.2 skrll * Skip embryonic processes. 2052 1.31.2.2 skrll */ 2053 1.31.2.2 skrll if (p->p_stat == SIDL) 2054 1.31.2.2 skrll continue; 2055 1.31.2.2 skrll /* 2056 1.31.2.2 skrll * TODO - make more efficient (see notes below). 2057 1.31.2.2 skrll * do by session. 2058 1.31.2.2 skrll */ 2059 1.31.2.2 skrll switch (op) { 2060 1.31.2.2 skrll 2061 1.31.2.2 skrll case KERN_PROC_PID: 2062 1.31.2.2 skrll /* could do this with just a lookup */ 2063 1.31.2.2 skrll if (p->p_pid != (pid_t)arg) 2064 1.31.2.2 skrll continue; 2065 1.31.2.2 skrll break; 2066 1.31.2.2 skrll 2067 1.31.2.2 skrll case KERN_PROC_PGRP: 2068 1.31.2.2 skrll /* could do this by traversing pgrp */ 2069 1.31.2.2 skrll if (p->p_pgrp->pg_id != (pid_t)arg) 2070 1.31.2.2 skrll continue; 2071 1.31.2.2 skrll break; 2072 1.31.2.2 skrll 2073 1.31.2.2 skrll case KERN_PROC_SESSION: 2074 1.31.2.2 skrll if (p->p_session->s_sid != (pid_t)arg) 2075 1.31.2.2 skrll continue; 2076 1.31.2.2 skrll break; 2077 1.31.2.2 skrll 2078 1.31.2.2 skrll case KERN_PROC_TTY: 2079 1.31.2.2 skrll if (arg == (int) KERN_PROC_TTY_REVOKE) { 2080 1.31.2.2 skrll if ((p->p_flag & P_CONTROLT) == 0 || 2081 1.31.2.2 skrll p->p_session->s_ttyp == NULL || 2082 1.31.2.2 skrll p->p_session->s_ttyvp != NULL) 2083 1.31.2.2 skrll continue; 2084 1.31.2.2 skrll } else if ((p->p_flag & P_CONTROLT) == 0 || 2085 1.31.2.2 skrll p->p_session->s_ttyp == NULL) { 2086 1.31.2.2 skrll if ((dev_t)arg != KERN_PROC_TTY_NODEV) 2087 1.31.2.2 skrll continue; 2088 1.31.2.2 skrll } else if (p->p_session->s_ttyp->t_dev != (dev_t)arg) 2089 1.31.2.2 skrll continue; 2090 1.31.2.2 skrll break; 2091 1.31.2.2 skrll 2092 1.31.2.2 skrll case KERN_PROC_UID: 2093 1.31.2.2 skrll if (p->p_ucred->cr_uid != (uid_t)arg) 2094 1.31.2.2 skrll continue; 2095 1.31.2.2 skrll break; 2096 1.31.2.2 skrll 2097 1.31.2.2 skrll case KERN_PROC_RUID: 2098 1.31.2.2 skrll if (p->p_cred->p_ruid != (uid_t)arg) 2099 1.31.2.2 skrll continue; 2100 1.31.2.2 skrll break; 2101 1.31.2.2 skrll 2102 1.31.2.2 skrll case KERN_PROC_GID: 2103 1.31.2.2 skrll if (p->p_ucred->cr_gid != (uid_t)arg) 2104 1.31.2.2 skrll continue; 2105 1.31.2.2 skrll break; 2106 1.31.2.2 skrll 2107 1.31.2.2 skrll case KERN_PROC_RGID: 2108 1.31.2.2 skrll if (p->p_cred->p_rgid != (uid_t)arg) 2109 1.31.2.2 skrll continue; 2110 1.31.2.2 skrll break; 2111 1.31.2.2 skrll 2112 1.31.2.2 skrll case KERN_PROC_ALL: 2113 1.31.2.2 skrll /* allow everything */ 2114 1.31.2.2 skrll break; 2115 1.31.2.2 skrll 2116 1.31.2.2 skrll default: 2117 1.31.2.2 skrll error = EINVAL; 2118 1.31.2.2 skrll goto cleanup; 2119 1.31.2.2 skrll } 2120 1.31.2.2 skrll if (type == KERN_PROC) { 2121 1.31.2.2 skrll if (buflen >= sizeof(struct kinfo_proc)) { 2122 1.31.2.2 skrll fill_eproc(p, &eproc); 2123 1.31.2.2 skrll error = copyout(p, &dp->kp_proc, 2124 1.31.2.2 skrll sizeof(struct proc)); 2125 1.31.2.2 skrll if (error) 2126 1.31.2.2 skrll goto cleanup; 2127 1.31.2.2 skrll error = copyout(&eproc, &dp->kp_eproc, 2128 1.31.2.2 skrll sizeof(eproc)); 2129 1.31.2.2 skrll if (error) 2130 1.31.2.2 skrll goto cleanup; 2131 1.31.2.2 skrll dp++; 2132 1.31.2.2 skrll buflen -= sizeof(struct kinfo_proc); 2133 1.31.2.2 skrll } 2134 1.31.2.2 skrll needed += sizeof(struct kinfo_proc); 2135 1.31.2.2 skrll } else { /* KERN_PROC2 */ 2136 1.31.2.2 skrll if (buflen >= elem_size && elem_count > 0) { 2137 1.31.2.2 skrll fill_kproc2(p, &kproc2); 2138 1.31.2.2 skrll /* 2139 1.31.2.2 skrll * Copy out elem_size, but not larger than 2140 1.31.2.2 skrll * the size of a struct kinfo_proc2. 2141 1.31.2.2 skrll */ 2142 1.31.2.2 skrll error = copyout(&kproc2, dp2, 2143 1.31.2.2 skrll min(sizeof(kproc2), elem_size)); 2144 1.31.2.2 skrll if (error) 2145 1.31.2.2 skrll goto cleanup; 2146 1.31.2.2 skrll dp2 += elem_size; 2147 1.31.2.2 skrll buflen -= elem_size; 2148 1.31.2.2 skrll elem_count--; 2149 1.31.2.2 skrll } 2150 1.31.2.2 skrll needed += elem_size; 2151 1.31.2.2 skrll } 2152 1.31.2.2 skrll } 2153 1.31.2.2 skrll pd++; 2154 1.31.2.2 skrll if (pd->pd_list != NULL) 2155 1.31.2.2 skrll goto again; 2156 1.31.2.2 skrll proclist_unlock_read(); 2157 1.31.2.2 skrll 2158 1.31.2.2 skrll if (where != NULL) { 2159 1.31.2.2 skrll if (type == KERN_PROC) 2160 1.31.2.2 skrll *oldlenp = (char *)dp - where; 2161 1.31.2.2 skrll else 2162 1.31.2.2 skrll *oldlenp = dp2 - where; 2163 1.31.2.2 skrll if (needed > *oldlenp) 2164 1.31.2.2 skrll return (ENOMEM); 2165 1.31.2.2 skrll } else { 2166 1.31.2.2 skrll needed += KERN_PROCSLOP; 2167 1.31.2.2 skrll *oldlenp = needed; 2168 1.31.2.2 skrll } 2169 1.31.2.2 skrll return (0); 2170 1.31.2.2 skrll cleanup: 2171 1.31.2.2 skrll proclist_unlock_read(); 2172 1.31.2.2 skrll return (error); 2173 1.31.2.2 skrll } 2174 1.31.2.2 skrll 2175 1.31.2.2 skrll /* 2176 1.31.2.2 skrll * sysctl helper routine for kern.proc_args pseudo-subtree. 2177 1.31.2.2 skrll */ 2178 1.31.2.2 skrll static int 2179 1.31.2.2 skrll sysctl_kern_proc_args(SYSCTLFN_ARGS) 2180 1.31.2.2 skrll { 2181 1.31.2.2 skrll struct ps_strings pss; 2182 1.31.2.2 skrll struct proc *p, *up = l->l_proc; 2183 1.31.2.2 skrll size_t len, upper_bound, xlen, i; 2184 1.31.2.2 skrll struct uio auio; 2185 1.31.2.2 skrll struct iovec aiov; 2186 1.31.2.2 skrll vaddr_t argv; 2187 1.31.2.2 skrll pid_t pid; 2188 1.31.2.2 skrll int nargv, type, error; 2189 1.31.2.2 skrll char *arg; 2190 1.31.2.2 skrll char *tmp; 2191 1.31.2.2 skrll 2192 1.31.2.2 skrll if (namelen == 1 && name[0] == CTL_QUERY) 2193 1.31.2.2 skrll return (sysctl_query(SYSCTLFN_CALL(rnode))); 2194 1.31.2.2 skrll 2195 1.31.2.2 skrll if (newp != NULL || namelen != 2) 2196 1.31.2.2 skrll return (EINVAL); 2197 1.31.2.2 skrll pid = name[0]; 2198 1.31.2.2 skrll type = name[1]; 2199 1.31.2.2 skrll 2200 1.31.2.2 skrll switch (type) { 2201 1.31.2.2 skrll case KERN_PROC_ARGV: 2202 1.31.2.2 skrll case KERN_PROC_NARGV: 2203 1.31.2.2 skrll case KERN_PROC_ENV: 2204 1.31.2.2 skrll case KERN_PROC_NENV: 2205 1.31.2.2 skrll /* ok */ 2206 1.31.2.2 skrll break; 2207 1.31.2.2 skrll default: 2208 1.31.2.2 skrll return (EINVAL); 2209 1.31.2.2 skrll } 2210 1.31.2.2 skrll 2211 1.31.2.2 skrll /* check pid */ 2212 1.31.2.2 skrll if ((p = pfind(pid)) == NULL) 2213 1.31.2.2 skrll return (EINVAL); 2214 1.31.2.2 skrll 2215 1.31.2.2 skrll /* only root or same user change look at the environment */ 2216 1.31.2.2 skrll if (type == KERN_PROC_ENV || type == KERN_PROC_NENV) { 2217 1.31.2.2 skrll if (up->p_ucred->cr_uid != 0) { 2218 1.31.2.2 skrll if (up->p_cred->p_ruid != p->p_cred->p_ruid || 2219 1.31.2.2 skrll up->p_cred->p_ruid != p->p_cred->p_svuid) 2220 1.31.2.2 skrll return (EPERM); 2221 1.31.2.2 skrll } 2222 1.31.2.2 skrll } 2223 1.31.2.2 skrll 2224 1.31.2.2 skrll if (oldp == NULL) { 2225 1.31.2.2 skrll if (type == KERN_PROC_NARGV || type == KERN_PROC_NENV) 2226 1.31.2.2 skrll *oldlenp = sizeof (int); 2227 1.31.2.2 skrll else 2228 1.31.2.2 skrll *oldlenp = ARG_MAX; /* XXX XXX XXX */ 2229 1.31.2.2 skrll return (0); 2230 1.31.2.2 skrll } 2231 1.31.2.2 skrll 2232 1.31.2.2 skrll /* 2233 1.31.2.2 skrll * Zombies don't have a stack, so we can't read their psstrings. 2234 1.31.2.2 skrll * System processes also don't have a user stack. 2235 1.31.2.2 skrll */ 2236 1.31.2.2 skrll if (P_ZOMBIE(p) || (p->p_flag & P_SYSTEM) != 0) 2237 1.31.2.2 skrll return (EINVAL); 2238 1.31.2.2 skrll 2239 1.31.2.2 skrll /* 2240 1.31.2.2 skrll * Lock the process down in memory. 2241 1.31.2.2 skrll */ 2242 1.31.2.2 skrll /* XXXCDC: how should locking work here? */ 2243 1.31.2.2 skrll if ((p->p_flag & P_WEXIT) || (p->p_vmspace->vm_refcnt < 1)) 2244 1.31.2.2 skrll return (EFAULT); 2245 1.31.2.2 skrll 2246 1.31.2.2 skrll p->p_vmspace->vm_refcnt++; /* XXX */ 2247 1.31.2.2 skrll 2248 1.31.2.2 skrll /* 2249 1.31.2.2 skrll * Allocate a temporary buffer to hold the arguments. 2250 1.31.2.2 skrll */ 2251 1.31.2.2 skrll arg = malloc(PAGE_SIZE, M_TEMP, M_WAITOK); 2252 1.31.2.2 skrll 2253 1.31.2.2 skrll /* 2254 1.31.2.2 skrll * Read in the ps_strings structure. 2255 1.31.2.2 skrll */ 2256 1.31.2.2 skrll aiov.iov_base = &pss; 2257 1.31.2.2 skrll aiov.iov_len = sizeof(pss); 2258 1.31.2.2 skrll auio.uio_iov = &aiov; 2259 1.31.2.2 skrll auio.uio_iovcnt = 1; 2260 1.31.2.2 skrll auio.uio_offset = (vaddr_t)p->p_psstr; 2261 1.31.2.2 skrll auio.uio_resid = sizeof(pss); 2262 1.31.2.2 skrll auio.uio_segflg = UIO_SYSSPACE; 2263 1.31.2.2 skrll auio.uio_rw = UIO_READ; 2264 1.31.2.4 skrll auio.uio_lwp = NULL; 2265 1.31.2.2 skrll error = uvm_io(&p->p_vmspace->vm_map, &auio); 2266 1.31.2.2 skrll if (error) 2267 1.31.2.2 skrll goto done; 2268 1.31.2.2 skrll 2269 1.31.2.2 skrll if (type == KERN_PROC_ARGV || type == KERN_PROC_NARGV) 2270 1.31.2.2 skrll memcpy(&nargv, (char *)&pss + p->p_psnargv, sizeof(nargv)); 2271 1.31.2.2 skrll else 2272 1.31.2.2 skrll memcpy(&nargv, (char *)&pss + p->p_psnenv, sizeof(nargv)); 2273 1.31.2.2 skrll if (type == KERN_PROC_NARGV || type == KERN_PROC_NENV) { 2274 1.31.2.2 skrll error = copyout(&nargv, oldp, sizeof(nargv)); 2275 1.31.2.2 skrll *oldlenp = sizeof(nargv); 2276 1.31.2.2 skrll goto done; 2277 1.31.2.2 skrll } 2278 1.31.2.2 skrll /* 2279 1.31.2.2 skrll * Now read the address of the argument vector. 2280 1.31.2.2 skrll */ 2281 1.31.2.2 skrll switch (type) { 2282 1.31.2.2 skrll case KERN_PROC_ARGV: 2283 1.31.2.2 skrll /* XXX compat32 stuff here */ 2284 1.31.2.2 skrll memcpy(&tmp, (char *)&pss + p->p_psargv, sizeof(tmp)); 2285 1.31.2.2 skrll break; 2286 1.31.2.2 skrll case KERN_PROC_ENV: 2287 1.31.2.2 skrll memcpy(&tmp, (char *)&pss + p->p_psenv, sizeof(tmp)); 2288 1.31.2.2 skrll break; 2289 1.31.2.2 skrll default: 2290 1.31.2.2 skrll return (EINVAL); 2291 1.31.2.2 skrll } 2292 1.31.2.2 skrll auio.uio_offset = (off_t)(unsigned long)tmp; 2293 1.31.2.2 skrll aiov.iov_base = &argv; 2294 1.31.2.2 skrll aiov.iov_len = sizeof(argv); 2295 1.31.2.2 skrll auio.uio_iov = &aiov; 2296 1.31.2.2 skrll auio.uio_iovcnt = 1; 2297 1.31.2.2 skrll auio.uio_resid = sizeof(argv); 2298 1.31.2.2 skrll auio.uio_segflg = UIO_SYSSPACE; 2299 1.31.2.2 skrll auio.uio_rw = UIO_READ; 2300 1.31.2.4 skrll auio.uio_lwp = NULL; 2301 1.31.2.2 skrll error = uvm_io(&p->p_vmspace->vm_map, &auio); 2302 1.31.2.2 skrll if (error) 2303 1.31.2.2 skrll goto done; 2304 1.31.2.2 skrll 2305 1.31.2.2 skrll /* 2306 1.31.2.2 skrll * Now copy in the actual argument vector, one page at a time, 2307 1.31.2.2 skrll * since we don't know how long the vector is (though, we do 2308 1.31.2.2 skrll * know how many NUL-terminated strings are in the vector). 2309 1.31.2.2 skrll */ 2310 1.31.2.2 skrll len = 0; 2311 1.31.2.2 skrll upper_bound = *oldlenp; 2312 1.31.2.2 skrll for (; nargv != 0 && len < upper_bound; len += xlen) { 2313 1.31.2.2 skrll aiov.iov_base = arg; 2314 1.31.2.2 skrll aiov.iov_len = PAGE_SIZE; 2315 1.31.2.2 skrll auio.uio_iov = &aiov; 2316 1.31.2.2 skrll auio.uio_iovcnt = 1; 2317 1.31.2.2 skrll auio.uio_offset = argv + len; 2318 1.31.2.2 skrll xlen = PAGE_SIZE - ((argv + len) & PAGE_MASK); 2319 1.31.2.2 skrll auio.uio_resid = xlen; 2320 1.31.2.2 skrll auio.uio_segflg = UIO_SYSSPACE; 2321 1.31.2.2 skrll auio.uio_rw = UIO_READ; 2322 1.31.2.4 skrll auio.uio_lwp = NULL; 2323 1.31.2.2 skrll error = uvm_io(&p->p_vmspace->vm_map, &auio); 2324 1.31.2.2 skrll if (error) 2325 1.31.2.2 skrll goto done; 2326 1.31.2.2 skrll 2327 1.31.2.2 skrll for (i = 0; i < xlen && nargv != 0; i++) { 2328 1.31.2.2 skrll if (arg[i] == '\0') 2329 1.31.2.2 skrll nargv--; /* one full string */ 2330 1.31.2.2 skrll } 2331 1.31.2.2 skrll 2332 1.31.2.2 skrll /* 2333 1.31.2.2 skrll * Make sure we don't copyout past the end of the user's 2334 1.31.2.2 skrll * buffer. 2335 1.31.2.2 skrll */ 2336 1.31.2.2 skrll if (len + i > upper_bound) 2337 1.31.2.2 skrll i = upper_bound - len; 2338 1.31.2.2 skrll 2339 1.31.2.2 skrll error = copyout(arg, (char *)oldp + len, i); 2340 1.31.2.2 skrll if (error) 2341 1.31.2.2 skrll break; 2342 1.31.2.2 skrll 2343 1.31.2.2 skrll if (nargv == 0) { 2344 1.31.2.2 skrll len += i; 2345 1.31.2.2 skrll break; 2346 1.31.2.2 skrll } 2347 1.31.2.2 skrll } 2348 1.31.2.2 skrll *oldlenp = len; 2349 1.31.2.2 skrll 2350 1.31.2.2 skrll done: 2351 1.31.2.2 skrll uvmspace_free(p->p_vmspace); 2352 1.31.2.2 skrll 2353 1.31.2.2 skrll free(arg, M_TEMP); 2354 1.31.2.2 skrll return (error); 2355 1.31.2.2 skrll } 2356 1.31.2.2 skrll 2357 1.31.2.2 skrll /* 2358 1.31.2.2 skrll * sysctl helper routine for hw.usermem and hw.usermem64. values are 2359 1.31.2.2 skrll * calculate on the fly taking into account integer overflow and the 2360 1.31.2.2 skrll * current wired count. 2361 1.31.2.2 skrll */ 2362 1.31.2.2 skrll static int 2363 1.31.2.2 skrll sysctl_hw_usermem(SYSCTLFN_ARGS) 2364 1.31.2.2 skrll { 2365 1.31.2.2 skrll u_int ui; 2366 1.31.2.2 skrll u_quad_t uq; 2367 1.31.2.2 skrll struct sysctlnode node; 2368 1.31.2.2 skrll 2369 1.31.2.2 skrll node = *rnode; 2370 1.31.2.2 skrll switch (rnode->sysctl_num) { 2371 1.31.2.2 skrll case HW_USERMEM: 2372 1.31.2.2 skrll if ((ui = physmem - uvmexp.wired) > (UINT_MAX / PAGE_SIZE)) 2373 1.31.2.2 skrll ui = UINT_MAX; 2374 1.31.2.2 skrll else 2375 1.31.2.2 skrll ui *= PAGE_SIZE; 2376 1.31.2.2 skrll node.sysctl_data = &ui; 2377 1.31.2.2 skrll break; 2378 1.31.2.2 skrll case HW_USERMEM64: 2379 1.31.2.2 skrll uq = (u_quad_t)(physmem - uvmexp.wired) * PAGE_SIZE; 2380 1.31.2.2 skrll node.sysctl_data = &uq; 2381 1.31.2.2 skrll break; 2382 1.31.2.2 skrll default: 2383 1.31.2.2 skrll return (EINVAL); 2384 1.31.2.2 skrll } 2385 1.31.2.2 skrll 2386 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 2387 1.31.2.2 skrll } 2388 1.31.2.2 skrll 2389 1.31.2.2 skrll /* 2390 1.31.2.2 skrll * sysctl helper routine for kern.cnmagic node. pulls the old value 2391 1.31.2.2 skrll * out, encoded, and stuffs the new value in for decoding. 2392 1.31.2.2 skrll */ 2393 1.31.2.2 skrll static int 2394 1.31.2.2 skrll sysctl_hw_cnmagic(SYSCTLFN_ARGS) 2395 1.31.2.2 skrll { 2396 1.31.2.2 skrll char magic[CNS_LEN]; 2397 1.31.2.2 skrll int error; 2398 1.31.2.2 skrll struct sysctlnode node; 2399 1.31.2.2 skrll 2400 1.31.2.2 skrll if (oldp) 2401 1.31.2.2 skrll cn_get_magic(magic, CNS_LEN); 2402 1.31.2.2 skrll node = *rnode; 2403 1.31.2.2 skrll node.sysctl_data = &magic[0]; 2404 1.31.2.2 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 2405 1.31.2.2 skrll if (error || newp == NULL) 2406 1.31.2.2 skrll return (error); 2407 1.31.2.6 skrll 2408 1.31.2.2 skrll return (cn_set_magic(magic)); 2409 1.31.2.2 skrll } 2410 1.31.2.2 skrll 2411 1.31.2.2 skrll static int 2412 1.31.2.2 skrll sysctl_hw_ncpu(SYSCTLFN_ARGS) 2413 1.31.2.2 skrll { 2414 1.31.2.2 skrll int ncpu; 2415 1.31.2.2 skrll struct sysctlnode node; 2416 1.31.2.2 skrll 2417 1.31.2.2 skrll ncpu = sysctl_ncpus(); 2418 1.31.2.2 skrll node = *rnode; 2419 1.31.2.2 skrll node.sysctl_data = &ncpu; 2420 1.31.2.6 skrll 2421 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 2422 1.31.2.2 skrll } 2423 1.31.2.2 skrll 2424 1.31.2.2 skrll 2425 1.31.2.2 skrll /* 2426 1.31.2.2 skrll * ******************************************************************** 2427 1.31.2.2 skrll * section 3: public helper routines that are used for more than one 2428 1.31.2.2 skrll * node 2429 1.31.2.2 skrll * ******************************************************************** 2430 1.31.2.2 skrll */ 2431 1.31.2.2 skrll 2432 1.31.2.2 skrll /* 2433 1.31.2.2 skrll * sysctl helper routine for the kern.root_device node and some ports' 2434 1.31.2.2 skrll * machdep.root_device nodes. 2435 1.31.2.2 skrll */ 2436 1.31.2.2 skrll int 2437 1.31.2.2 skrll sysctl_root_device(SYSCTLFN_ARGS) 2438 1.31.2.2 skrll { 2439 1.31.2.2 skrll struct sysctlnode node; 2440 1.31.2.2 skrll 2441 1.31.2.2 skrll node = *rnode; 2442 1.31.2.2 skrll node.sysctl_data = root_device->dv_xname; 2443 1.31.2.2 skrll node.sysctl_size = strlen(root_device->dv_xname) + 1; 2444 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 2445 1.31.2.2 skrll } 2446 1.31.2.2 skrll 2447 1.31.2.2 skrll /* 2448 1.31.2.2 skrll * sysctl helper routine for kern.consdev, dependent on the current 2449 1.31.2.2 skrll * state of the console. also used for machdep.console_device on some 2450 1.31.2.2 skrll * ports. 2451 1.31.2.2 skrll */ 2452 1.31.2.2 skrll int 2453 1.31.2.2 skrll sysctl_consdev(SYSCTLFN_ARGS) 2454 1.31.2.2 skrll { 2455 1.31.2.2 skrll dev_t consdev; 2456 1.31.2.2 skrll struct sysctlnode node; 2457 1.31.2.2 skrll 2458 1.31.2.2 skrll if (cn_tab != NULL) 2459 1.31.2.2 skrll consdev = cn_tab->cn_dev; 2460 1.31.2.2 skrll else 2461 1.31.2.2 skrll consdev = NODEV; 2462 1.31.2.2 skrll node = *rnode; 2463 1.31.2.2 skrll node.sysctl_data = &consdev; 2464 1.31.2.2 skrll node.sysctl_size = sizeof(consdev); 2465 1.31.2.2 skrll return (sysctl_lookup(SYSCTLFN_CALL(&node))); 2466 1.31.2.2 skrll } 2467 1.31.2.2 skrll 2468 1.31.2.2 skrll /* 2469 1.31.2.2 skrll * ******************************************************************** 2470 1.31.2.2 skrll * section 4: support for some helpers 2471 1.31.2.2 skrll * ******************************************************************** 2472 1.31.2.2 skrll */ 2473 1.31.2.2 skrll 2474 1.31.2.2 skrll /* 2475 1.31.2.2 skrll * Fill in a kinfo_proc2 structure for the specified process. 2476 1.31.2.2 skrll */ 2477 1.31.2.2 skrll static void 2478 1.31.2.2 skrll fill_kproc2(struct proc *p, struct kinfo_proc2 *ki) 2479 1.31.2.2 skrll { 2480 1.31.2.2 skrll struct tty *tp; 2481 1.31.2.2 skrll struct lwp *l; 2482 1.31.2.2 skrll struct timeval ut, st; 2483 1.31.2.2 skrll 2484 1.31.2.2 skrll memset(ki, 0, sizeof(*ki)); 2485 1.31.2.2 skrll 2486 1.31.2.2 skrll ki->p_paddr = PTRTOUINT64(p); 2487 1.31.2.2 skrll ki->p_fd = PTRTOUINT64(p->p_fd); 2488 1.31.2.2 skrll ki->p_cwdi = PTRTOUINT64(p->p_cwdi); 2489 1.31.2.2 skrll ki->p_stats = PTRTOUINT64(p->p_stats); 2490 1.31.2.2 skrll ki->p_limit = PTRTOUINT64(p->p_limit); 2491 1.31.2.2 skrll ki->p_vmspace = PTRTOUINT64(p->p_vmspace); 2492 1.31.2.2 skrll ki->p_sigacts = PTRTOUINT64(p->p_sigacts); 2493 1.31.2.2 skrll ki->p_sess = PTRTOUINT64(p->p_session); 2494 1.31.2.2 skrll ki->p_tsess = 0; /* may be changed if controlling tty below */ 2495 1.31.2.2 skrll ki->p_ru = PTRTOUINT64(p->p_ru); 2496 1.31.2.2 skrll 2497 1.31.2.2 skrll ki->p_eflag = 0; 2498 1.31.2.2 skrll ki->p_exitsig = p->p_exitsig; 2499 1.31.2.2 skrll ki->p_flag = p->p_flag; 2500 1.31.2.2 skrll 2501 1.31.2.2 skrll ki->p_pid = p->p_pid; 2502 1.31.2.2 skrll if (p->p_pptr) 2503 1.31.2.2 skrll ki->p_ppid = p->p_pptr->p_pid; 2504 1.31.2.2 skrll else 2505 1.31.2.2 skrll ki->p_ppid = 0; 2506 1.31.2.2 skrll ki->p_sid = p->p_session->s_sid; 2507 1.31.2.2 skrll ki->p__pgid = p->p_pgrp->pg_id; 2508 1.31.2.2 skrll 2509 1.31.2.2 skrll ki->p_tpgid = NO_PGID; /* may be changed if controlling tty below */ 2510 1.31.2.2 skrll 2511 1.31.2.2 skrll ki->p_uid = p->p_ucred->cr_uid; 2512 1.31.2.2 skrll ki->p_ruid = p->p_cred->p_ruid; 2513 1.31.2.2 skrll ki->p_gid = p->p_ucred->cr_gid; 2514 1.31.2.2 skrll ki->p_rgid = p->p_cred->p_rgid; 2515 1.31.2.2 skrll ki->p_svuid = p->p_cred->p_svuid; 2516 1.31.2.2 skrll ki->p_svgid = p->p_cred->p_svgid; 2517 1.31.2.2 skrll 2518 1.31.2.2 skrll memcpy(ki->p_groups, p->p_cred->pc_ucred->cr_groups, 2519 1.31.2.2 skrll min(sizeof(ki->p_groups), sizeof(p->p_cred->pc_ucred->cr_groups))); 2520 1.31.2.2 skrll ki->p_ngroups = p->p_cred->pc_ucred->cr_ngroups; 2521 1.31.2.2 skrll 2522 1.31.2.2 skrll ki->p_jobc = p->p_pgrp->pg_jobc; 2523 1.31.2.2 skrll if ((p->p_flag & P_CONTROLT) && (tp = p->p_session->s_ttyp)) { 2524 1.31.2.2 skrll ki->p_tdev = tp->t_dev; 2525 1.31.2.2 skrll ki->p_tpgid = tp->t_pgrp ? tp->t_pgrp->pg_id : NO_PGID; 2526 1.31.2.2 skrll ki->p_tsess = PTRTOUINT64(tp->t_session); 2527 1.31.2.2 skrll } else { 2528 1.31.2.2 skrll ki->p_tdev = NODEV; 2529 1.31.2.2 skrll } 2530 1.31.2.2 skrll 2531 1.31.2.2 skrll ki->p_estcpu = p->p_estcpu; 2532 1.31.2.2 skrll ki->p_rtime_sec = p->p_rtime.tv_sec; 2533 1.31.2.2 skrll ki->p_rtime_usec = p->p_rtime.tv_usec; 2534 1.31.2.2 skrll ki->p_cpticks = p->p_cpticks; 2535 1.31.2.2 skrll ki->p_pctcpu = p->p_pctcpu; 2536 1.31.2.2 skrll 2537 1.31.2.2 skrll ki->p_uticks = p->p_uticks; 2538 1.31.2.2 skrll ki->p_sticks = p->p_sticks; 2539 1.31.2.2 skrll ki->p_iticks = p->p_iticks; 2540 1.31.2.2 skrll 2541 1.31.2.2 skrll ki->p_tracep = PTRTOUINT64(p->p_tracep); 2542 1.31.2.2 skrll ki->p_traceflag = p->p_traceflag; 2543 1.31.2.2 skrll 2544 1.31.2.2 skrll 2545 1.31.2.2 skrll memcpy(&ki->p_siglist, &p->p_sigctx.ps_siglist, sizeof(ki_sigset_t)); 2546 1.31.2.2 skrll memcpy(&ki->p_sigmask, &p->p_sigctx.ps_sigmask, sizeof(ki_sigset_t)); 2547 1.31.2.2 skrll memcpy(&ki->p_sigignore, &p->p_sigctx.ps_sigignore,sizeof(ki_sigset_t)); 2548 1.31.2.2 skrll memcpy(&ki->p_sigcatch, &p->p_sigctx.ps_sigcatch, sizeof(ki_sigset_t)); 2549 1.31.2.2 skrll 2550 1.31.2.2 skrll ki->p_stat = p->p_stat; /* Will likely be overridden by LWP status */ 2551 1.31.2.2 skrll ki->p_realstat = p->p_stat; 2552 1.31.2.2 skrll ki->p_nice = p->p_nice; 2553 1.31.2.2 skrll 2554 1.31.2.2 skrll ki->p_xstat = p->p_xstat; 2555 1.31.2.2 skrll ki->p_acflag = p->p_acflag; 2556 1.31.2.2 skrll 2557 1.31.2.2 skrll strncpy(ki->p_comm, p->p_comm, 2558 1.31.2.2 skrll min(sizeof(ki->p_comm), sizeof(p->p_comm))); 2559 1.31.2.2 skrll 2560 1.31.2.2 skrll strncpy(ki->p_login, p->p_session->s_login, 2561 1.31.2.2 skrll min(sizeof ki->p_login - 1, sizeof p->p_session->s_login)); 2562 1.31.2.2 skrll 2563 1.31.2.2 skrll ki->p_nlwps = p->p_nlwps; 2564 1.31.2.2 skrll ki->p_nrlwps = p->p_nrlwps; 2565 1.31.2.2 skrll ki->p_realflag = p->p_flag; 2566 1.31.2.2 skrll 2567 1.31.2.2 skrll if (p->p_stat == SIDL || P_ZOMBIE(p)) { 2568 1.31.2.2 skrll ki->p_vm_rssize = 0; 2569 1.31.2.2 skrll ki->p_vm_tsize = 0; 2570 1.31.2.2 skrll ki->p_vm_dsize = 0; 2571 1.31.2.2 skrll ki->p_vm_ssize = 0; 2572 1.31.2.2 skrll l = NULL; 2573 1.31.2.2 skrll } else { 2574 1.31.2.2 skrll struct vmspace *vm = p->p_vmspace; 2575 1.31.2.2 skrll 2576 1.31.2.2 skrll ki->p_vm_rssize = vm_resident_count(vm); 2577 1.31.2.2 skrll ki->p_vm_tsize = vm->vm_tsize; 2578 1.31.2.2 skrll ki->p_vm_dsize = vm->vm_dsize; 2579 1.31.2.2 skrll ki->p_vm_ssize = vm->vm_ssize; 2580 1.31.2.2 skrll 2581 1.31.2.2 skrll /* Pick a "representative" LWP */ 2582 1.31.2.2 skrll l = proc_representative_lwp(p); 2583 1.31.2.2 skrll ki->p_forw = PTRTOUINT64(l->l_forw); 2584 1.31.2.2 skrll ki->p_back = PTRTOUINT64(l->l_back); 2585 1.31.2.2 skrll ki->p_addr = PTRTOUINT64(l->l_addr); 2586 1.31.2.2 skrll ki->p_stat = l->l_stat; 2587 1.31.2.2 skrll ki->p_flag |= l->l_flag; 2588 1.31.2.2 skrll ki->p_swtime = l->l_swtime; 2589 1.31.2.2 skrll ki->p_slptime = l->l_slptime; 2590 1.31.2.2 skrll if (l->l_stat == LSONPROC) { 2591 1.31.2.2 skrll KDASSERT(l->l_cpu != NULL); 2592 1.31.2.2 skrll ki->p_schedflags = l->l_cpu->ci_schedstate.spc_flags; 2593 1.31.2.2 skrll } else 2594 1.31.2.2 skrll ki->p_schedflags = 0; 2595 1.31.2.2 skrll ki->p_holdcnt = l->l_holdcnt; 2596 1.31.2.2 skrll ki->p_priority = l->l_priority; 2597 1.31.2.2 skrll ki->p_usrpri = l->l_usrpri; 2598 1.31.2.2 skrll if (l->l_wmesg) 2599 1.31.2.2 skrll strncpy(ki->p_wmesg, l->l_wmesg, sizeof(ki->p_wmesg)); 2600 1.31.2.2 skrll ki->p_wchan = PTRTOUINT64(l->l_wchan); 2601 1.31.2.2 skrll 2602 1.31.2.2 skrll } 2603 1.31.2.2 skrll 2604 1.31.2.2 skrll if (p->p_session->s_ttyvp) 2605 1.31.2.2 skrll ki->p_eflag |= EPROC_CTTY; 2606 1.31.2.2 skrll if (SESS_LEADER(p)) 2607 1.31.2.2 skrll ki->p_eflag |= EPROC_SLEADER; 2608 1.31.2.2 skrll 2609 1.31.2.2 skrll /* XXX Is this double check necessary? */ 2610 1.31.2.2 skrll if (P_ZOMBIE(p)) { 2611 1.31.2.2 skrll ki->p_uvalid = 0; 2612 1.31.2.2 skrll } else { 2613 1.31.2.2 skrll ki->p_uvalid = 1; 2614 1.31.2.2 skrll 2615 1.31.2.2 skrll ki->p_ustart_sec = p->p_stats->p_start.tv_sec; 2616 1.31.2.2 skrll ki->p_ustart_usec = p->p_stats->p_start.tv_usec; 2617 1.31.2.2 skrll 2618 1.31.2.2 skrll calcru(p, &ut, &st, 0); 2619 1.31.2.2 skrll ki->p_uutime_sec = ut.tv_sec; 2620 1.31.2.2 skrll ki->p_uutime_usec = ut.tv_usec; 2621 1.31.2.2 skrll ki->p_ustime_sec = st.tv_sec; 2622 1.31.2.2 skrll ki->p_ustime_usec = st.tv_usec; 2623 1.31.2.2 skrll 2624 1.31.2.2 skrll ki->p_uru_maxrss = p->p_stats->p_ru.ru_maxrss; 2625 1.31.2.2 skrll ki->p_uru_ixrss = p->p_stats->p_ru.ru_ixrss; 2626 1.31.2.2 skrll ki->p_uru_idrss = p->p_stats->p_ru.ru_idrss; 2627 1.31.2.2 skrll ki->p_uru_isrss = p->p_stats->p_ru.ru_isrss; 2628 1.31.2.2 skrll ki->p_uru_minflt = p->p_stats->p_ru.ru_minflt; 2629 1.31.2.2 skrll ki->p_uru_majflt = p->p_stats->p_ru.ru_majflt; 2630 1.31.2.2 skrll ki->p_uru_nswap = p->p_stats->p_ru.ru_nswap; 2631 1.31.2.2 skrll ki->p_uru_inblock = p->p_stats->p_ru.ru_inblock; 2632 1.31.2.2 skrll ki->p_uru_oublock = p->p_stats->p_ru.ru_oublock; 2633 1.31.2.2 skrll ki->p_uru_msgsnd = p->p_stats->p_ru.ru_msgsnd; 2634 1.31.2.2 skrll ki->p_uru_msgrcv = p->p_stats->p_ru.ru_msgrcv; 2635 1.31.2.2 skrll ki->p_uru_nsignals = p->p_stats->p_ru.ru_nsignals; 2636 1.31.2.2 skrll ki->p_uru_nvcsw = p->p_stats->p_ru.ru_nvcsw; 2637 1.31.2.2 skrll ki->p_uru_nivcsw = p->p_stats->p_ru.ru_nivcsw; 2638 1.31.2.2 skrll 2639 1.31.2.2 skrll timeradd(&p->p_stats->p_cru.ru_utime, 2640 1.31.2.2 skrll &p->p_stats->p_cru.ru_stime, &ut); 2641 1.31.2.2 skrll ki->p_uctime_sec = ut.tv_sec; 2642 1.31.2.2 skrll ki->p_uctime_usec = ut.tv_usec; 2643 1.31.2.2 skrll } 2644 1.31.2.2 skrll #ifdef MULTIPROCESSOR 2645 1.31.2.2 skrll if (l && l->l_cpu != NULL) 2646 1.31.2.2 skrll ki->p_cpuid = l->l_cpu->ci_cpuid; 2647 1.31.2.2 skrll else 2648 1.31.2.2 skrll #endif 2649 1.31.2.2 skrll ki->p_cpuid = KI_NOCPU; 2650 1.31.2.2 skrll } 2651 1.31.2.2 skrll 2652 1.31.2.2 skrll /* 2653 1.31.2.2 skrll * Fill in a kinfo_lwp structure for the specified lwp. 2654 1.31.2.2 skrll */ 2655 1.31.2.2 skrll static void 2656 1.31.2.2 skrll fill_lwp(struct lwp *l, struct kinfo_lwp *kl) 2657 1.31.2.2 skrll { 2658 1.31.2.2 skrll 2659 1.31.2.2 skrll kl->l_forw = PTRTOUINT64(l->l_forw); 2660 1.31.2.2 skrll kl->l_back = PTRTOUINT64(l->l_back); 2661 1.31.2.2 skrll kl->l_laddr = PTRTOUINT64(l); 2662 1.31.2.2 skrll kl->l_addr = PTRTOUINT64(l->l_addr); 2663 1.31.2.2 skrll kl->l_stat = l->l_stat; 2664 1.31.2.2 skrll kl->l_lid = l->l_lid; 2665 1.31.2.2 skrll kl->l_flag = l->l_flag; 2666 1.31.2.2 skrll 2667 1.31.2.2 skrll kl->l_swtime = l->l_swtime; 2668 1.31.2.2 skrll kl->l_slptime = l->l_slptime; 2669 1.31.2.2 skrll if (l->l_stat == LSONPROC) { 2670 1.31.2.2 skrll KDASSERT(l->l_cpu != NULL); 2671 1.31.2.2 skrll kl->l_schedflags = l->l_cpu->ci_schedstate.spc_flags; 2672 1.31.2.2 skrll } else 2673 1.31.2.2 skrll kl->l_schedflags = 0; 2674 1.31.2.2 skrll kl->l_holdcnt = l->l_holdcnt; 2675 1.31.2.2 skrll kl->l_priority = l->l_priority; 2676 1.31.2.2 skrll kl->l_usrpri = l->l_usrpri; 2677 1.31.2.2 skrll if (l->l_wmesg) 2678 1.31.2.2 skrll strncpy(kl->l_wmesg, l->l_wmesg, sizeof(kl->l_wmesg)); 2679 1.31.2.2 skrll kl->l_wchan = PTRTOUINT64(l->l_wchan); 2680 1.31.2.2 skrll #ifdef MULTIPROCESSOR 2681 1.31.2.2 skrll if (l->l_cpu != NULL) 2682 1.31.2.2 skrll kl->l_cpuid = l->l_cpu->ci_cpuid; 2683 1.31.2.2 skrll else 2684 1.31.2.2 skrll #endif 2685 1.31.2.2 skrll kl->l_cpuid = KI_NOCPU; 2686 1.31.2.2 skrll } 2687 1.31.2.2 skrll 2688 1.31.2.2 skrll /* 2689 1.31.2.2 skrll * Fill in an eproc structure for the specified process. 2690 1.31.2.2 skrll */ 2691 1.31.2.2 skrll void 2692 1.31.2.2 skrll fill_eproc(struct proc *p, struct eproc *ep) 2693 1.31.2.2 skrll { 2694 1.31.2.2 skrll struct tty *tp; 2695 1.31.2.2 skrll struct lwp *l; 2696 1.31.2.2 skrll 2697 1.31.2.2 skrll ep->e_paddr = p; 2698 1.31.2.2 skrll ep->e_sess = p->p_session; 2699 1.31.2.2 skrll ep->e_pcred = *p->p_cred; 2700 1.31.2.2 skrll ep->e_ucred = *p->p_ucred; 2701 1.31.2.2 skrll if (p->p_stat == SIDL || P_ZOMBIE(p)) { 2702 1.31.2.2 skrll ep->e_vm.vm_rssize = 0; 2703 1.31.2.2 skrll ep->e_vm.vm_tsize = 0; 2704 1.31.2.2 skrll ep->e_vm.vm_dsize = 0; 2705 1.31.2.2 skrll ep->e_vm.vm_ssize = 0; 2706 1.31.2.2 skrll /* ep->e_vm.vm_pmap = XXX; */ 2707 1.31.2.2 skrll } else { 2708 1.31.2.2 skrll struct vmspace *vm = p->p_vmspace; 2709 1.31.2.2 skrll 2710 1.31.2.2 skrll ep->e_vm.vm_rssize = vm_resident_count(vm); 2711 1.31.2.2 skrll ep->e_vm.vm_tsize = vm->vm_tsize; 2712 1.31.2.2 skrll ep->e_vm.vm_dsize = vm->vm_dsize; 2713 1.31.2.2 skrll ep->e_vm.vm_ssize = vm->vm_ssize; 2714 1.31.2.2 skrll 2715 1.31.2.2 skrll /* Pick a "representative" LWP */ 2716 1.31.2.2 skrll l = proc_representative_lwp(p); 2717 1.31.2.2 skrll 2718 1.31.2.2 skrll if (l->l_wmesg) 2719 1.31.2.2 skrll strncpy(ep->e_wmesg, l->l_wmesg, WMESGLEN); 2720 1.31.2.2 skrll } 2721 1.31.2.2 skrll if (p->p_pptr) 2722 1.31.2.2 skrll ep->e_ppid = p->p_pptr->p_pid; 2723 1.31.2.2 skrll else 2724 1.31.2.2 skrll ep->e_ppid = 0; 2725 1.31.2.2 skrll ep->e_pgid = p->p_pgrp->pg_id; 2726 1.31.2.2 skrll ep->e_sid = ep->e_sess->s_sid; 2727 1.31.2.2 skrll ep->e_jobc = p->p_pgrp->pg_jobc; 2728 1.31.2.2 skrll if ((p->p_flag & P_CONTROLT) && 2729 1.31.2.2 skrll (tp = ep->e_sess->s_ttyp)) { 2730 1.31.2.2 skrll ep->e_tdev = tp->t_dev; 2731 1.31.2.2 skrll ep->e_tpgid = tp->t_pgrp ? tp->t_pgrp->pg_id : NO_PGID; 2732 1.31.2.2 skrll ep->e_tsess = tp->t_session; 2733 1.31.2.2 skrll } else 2734 1.31.2.2 skrll ep->e_tdev = NODEV; 2735 1.31.2.2 skrll 2736 1.31.2.2 skrll ep->e_xsize = ep->e_xrssize = 0; 2737 1.31.2.2 skrll ep->e_xccount = ep->e_xswrss = 0; 2738 1.31.2.2 skrll ep->e_flag = ep->e_sess->s_ttyvp ? EPROC_CTTY : 0; 2739 1.31.2.2 skrll if (SESS_LEADER(p)) 2740 1.31.2.2 skrll ep->e_flag |= EPROC_SLEADER; 2741 1.31.2.2 skrll strncpy(ep->e_login, ep->e_sess->s_login, MAXLOGNAME); 2742 1.31.2.2 skrll } 2743
Indexes created Thu Oct 02 01:09:59 GMT 2025