40 41#include "opt_posix.h" 42 43#include <sys/param.h> 44#include <sys/kernel.h> 45#include <sys/systm.h> 46#include <sys/sysctl.h> 47#include <sys/proc.h> 48#include <sys/lock.h> 49#include <sys/mutex.h> 50#include <sys/jail.h> 51#include <sys/smp.h> 52#include <sys/unistd.h> 53 54SYSCTL_NODE(, 0, sysctl, CTLFLAG_RW, 0, 55 "Sysctl internal magic"); 56SYSCTL_NODE(, CTL_KERN, kern, CTLFLAG_RW, 0, 57 "High kernel, proc, limits &c"); 58SYSCTL_NODE(, CTL_VM, vm, CTLFLAG_RW, 0, 59 "Virtual memory"); 60SYSCTL_NODE(, CTL_VFS, vfs, CTLFLAG_RW, 0, 61 "File system"); 62SYSCTL_NODE(, CTL_NET, net, CTLFLAG_RW, 0, 63 "Network, (see socket.h)"); 64SYSCTL_NODE(, CTL_DEBUG, debug, CTLFLAG_RW, 0, 65 "Debugging"); 66SYSCTL_NODE(_debug, OID_AUTO, sizeof, CTLFLAG_RW, 0, 67 "Sizeof various things"); 68SYSCTL_NODE(, CTL_HW, hw, CTLFLAG_RW, 0, 69 "hardware"); 70SYSCTL_NODE(, CTL_MACHDEP, machdep, CTLFLAG_RW, 0, 71 "machine dependent"); 72SYSCTL_NODE(, CTL_USER, user, CTLFLAG_RW, 0, 73 "user-level"); 74SYSCTL_NODE(, CTL_P1003_1B, p1003_1b, CTLFLAG_RW, 0, 75 "p1003_1b, (see p1003_1b.h)"); 76 77SYSCTL_NODE(, OID_AUTO, compat, CTLFLAG_RW, 0, 78 "Compatibility code"); 79SYSCTL_NODE(, OID_AUTO, security, CTLFLAG_RW, 0, 80 "Security"); 81#ifdef REGRESSION 82SYSCTL_NODE(, OID_AUTO, regression, CTLFLAG_RW, 0, 83 "Regression test MIB"); 84#endif 85 86SYSCTL_STRING(_kern, OID_AUTO, ident, CTLFLAG_RD, 87 kern_ident, 0, "Kernel identifier"); 88 89SYSCTL_STRING(_kern, KERN_OSRELEASE, osrelease, CTLFLAG_RD, 90 osrelease, 0, "Operating system release"); 91 92SYSCTL_INT(_kern, KERN_OSREV, osrevision, CTLFLAG_RD, 93 0, BSD, "Operating system revision"); 94 95SYSCTL_STRING(_kern, KERN_VERSION, version, CTLFLAG_RD, 96 version, 0, "Kernel version"); 97 98SYSCTL_STRING(_kern, KERN_OSTYPE, ostype, CTLFLAG_RD, 99 ostype, 0, "Operating system type"); 100 101/* 102 * NOTICE: The *userland* release date is available in 103 * /usr/include/osreldate.h 104 */ 105extern int osreldate; 106SYSCTL_INT(_kern, KERN_OSRELDATE, osreldate, CTLFLAG_RD, 107 &osreldate, 0, "Kernel release date"); 108 109SYSCTL_INT(_kern, KERN_MAXPROC, maxproc, CTLFLAG_RDTUN, 110 &maxproc, 0, "Maximum number of processes"); 111 112SYSCTL_INT(_kern, KERN_MAXPROCPERUID, maxprocperuid, CTLFLAG_RW, 113 &maxprocperuid, 0, "Maximum processes allowed per userid"); 114 115SYSCTL_INT(_kern, OID_AUTO, maxusers, CTLFLAG_RDTUN, 116 &maxusers, 0, "Hint for kernel tuning"); 117 118SYSCTL_INT(_kern, KERN_ARGMAX, argmax, CTLFLAG_RD, 119 0, ARG_MAX, "Maximum bytes of argument to execve(2)"); 120 121SYSCTL_INT(_kern, KERN_POSIX1, posix1version, CTLFLAG_RD, 122 0, _POSIX_VERSION, "Version of POSIX attempting to comply to"); 123 124SYSCTL_INT(_kern, KERN_NGROUPS, ngroups, CTLFLAG_RD, 125 0, NGROUPS_MAX, "Maximum number of groups a user can belong to"); 126 127SYSCTL_INT(_kern, KERN_JOB_CONTROL, job_control, CTLFLAG_RD, 128 0, 1, "Whether job control is available"); 129 130#ifdef _POSIX_SAVED_IDS 131SYSCTL_INT(_kern, KERN_SAVED_IDS, saved_ids, CTLFLAG_RD, 132 0, 1, "Whether saved set-group/user ID is available"); 133#else 134SYSCTL_INT(_kern, KERN_SAVED_IDS, saved_ids, CTLFLAG_RD, 135 0, 0, "Whether saved set-group/user ID is available"); 136#endif 137 138char kernelname[MAXPATHLEN] = "/kernel"; /* XXX bloat */ 139 140SYSCTL_STRING(_kern, KERN_BOOTFILE, bootfile, CTLFLAG_RW, 141 kernelname, sizeof kernelname, "Name of kernel file booted"); 142 143SYSCTL_INT(_hw, HW_NCPU, ncpu, CTLFLAG_RD, 144 &mp_ncpus, 0, "Number of active CPUs"); 145 146SYSCTL_INT(_hw, HW_BYTEORDER, byteorder, CTLFLAG_RD, 147 0, BYTE_ORDER, "System byte order"); 148 149SYSCTL_INT(_hw, HW_PAGESIZE, pagesize, CTLFLAG_RD, 150 0, PAGE_SIZE, "System memory page size"); 151 152static int 153sysctl_hw_physmem(SYSCTL_HANDLER_ARGS) 154{ 155 u_long val; 156 157 val = ctob(physmem); 158 return (sysctl_handle_long(oidp, &val, 0, req)); 159} 160 161SYSCTL_PROC(_hw, HW_PHYSMEM, physmem, CTLTYPE_ULONG | CTLFLAG_RD, 162 0, 0, sysctl_hw_physmem, "LU", ""); 163 164static int 165sysctl_hw_realmem(SYSCTL_HANDLER_ARGS) 166{ 167 u_long val; 168 val = ctob(realmem); 169 return (sysctl_handle_long(oidp, &val, 0, req)); 170} 171SYSCTL_PROC(_hw, HW_REALMEM, realmem, CTLTYPE_ULONG | CTLFLAG_RD, 172 0, 0, sysctl_hw_realmem, "LU", ""); 173static int 174sysctl_hw_usermem(SYSCTL_HANDLER_ARGS) 175{ 176 u_long val; 177 178 val = ctob(physmem - cnt.v_wire_count); 179 return (sysctl_handle_long(oidp, &val, 0, req)); 180} 181 182SYSCTL_PROC(_hw, HW_USERMEM, usermem, CTLTYPE_ULONG | CTLFLAG_RD, 183 0, 0, sysctl_hw_usermem, "LU", ""); 184 185SYSCTL_ULONG(_hw, OID_AUTO, availpages, CTLFLAG_RD, &physmem, 0, ""); 186 187static char machine_arch[] = MACHINE_ARCH; 188SYSCTL_STRING(_hw, HW_MACHINE_ARCH, machine_arch, CTLFLAG_RD, 189 machine_arch, 0, "System architecture"); 190 191char hostname[MAXHOSTNAMELEN]; 192 193static int 194sysctl_hostname(SYSCTL_HANDLER_ARGS) 195{ 196 struct prison *pr; 197 char tmphostname[MAXHOSTNAMELEN]; 198 int error; 199 200 pr = req->td->td_ucred->cr_prison; 201 if (pr != NULL) { 202 if (!jail_set_hostname_allowed && req->newptr) 203 return (EPERM); 204 /* 205 * Process is in jail, so make a local copy of jail 206 * hostname to get/set so we don't have to hold the jail 207 * mutex during the sysctl copyin/copyout activities. 208 */ 209 mtx_lock(&pr->pr_mtx); 210 bcopy(pr->pr_host, tmphostname, MAXHOSTNAMELEN); 211 mtx_unlock(&pr->pr_mtx); 212 213 error = sysctl_handle_string(oidp, tmphostname, 214 sizeof pr->pr_host, req); 215 216 if (req->newptr != NULL && error == 0) { 217 /* 218 * Copy the locally set hostname to the jail, if 219 * appropriate. 220 */ 221 mtx_lock(&pr->pr_mtx); 222 bcopy(tmphostname, pr->pr_host, MAXHOSTNAMELEN); 223 mtx_unlock(&pr->pr_mtx); 224 } 225 } else 226 error = sysctl_handle_string(oidp, 227 hostname, sizeof hostname, req); 228 return (error); 229} 230 231SYSCTL_PROC(_kern, KERN_HOSTNAME, hostname, 232 CTLTYPE_STRING|CTLFLAG_RW|CTLFLAG_PRISON, 233 0, 0, sysctl_hostname, "A", "Hostname"); 234 235static int regression_securelevel_nonmonotonic = 0; 236 237#ifdef REGRESSION 238SYSCTL_INT(_regression, OID_AUTO, securelevel_nonmonotonic, CTLFLAG_RW, 239 ®ression_securelevel_nonmonotonic, 0, "securelevel may be lowered"); 240#endif 241 242int securelevel = -1; 243static struct mtx securelevel_mtx; 244 245MTX_SYSINIT(securelevel_lock, &securelevel_mtx, "securelevel mutex lock", 246 MTX_DEF); 247 248static int 249sysctl_kern_securelvl(SYSCTL_HANDLER_ARGS) 250{ 251 struct prison *pr; 252 int error, level; 253 254 pr = req->td->td_ucred->cr_prison; 255 256 /* 257 * If the process is in jail, return the maximum of the global and 258 * local levels; otherwise, return the global level. Perform a 259 * lockless read since the securelevel is an integer. 260 */ 261 if (pr != NULL) 262 level = imax(securelevel, pr->pr_securelevel); 263 else 264 level = securelevel; 265 error = sysctl_handle_int(oidp, &level, 0, req); 266 if (error || !req->newptr) 267 return (error); 268 /* 269 * Permit update only if the new securelevel exceeds the 270 * global level, and local level if any. 271 */ 272 if (pr != NULL) { 273 mtx_lock(&pr->pr_mtx); 274 if (!regression_securelevel_nonmonotonic && 275 (level < imax(securelevel, pr->pr_securelevel))) { 276 mtx_unlock(&pr->pr_mtx); 277 return (EPERM); 278 } 279 pr->pr_securelevel = level; 280 mtx_unlock(&pr->pr_mtx); 281 } else { 282 mtx_lock(&securelevel_mtx); 283 if (!regression_securelevel_nonmonotonic && 284 (level < securelevel)) { 285 mtx_unlock(&securelevel_mtx); 286 return (EPERM); 287 } 288 securelevel = level; 289 mtx_unlock(&securelevel_mtx); 290 } 291 return (error); 292} 293 294SYSCTL_PROC(_kern, KERN_SECURELVL, securelevel, 295 CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_PRISON, 0, 0, sysctl_kern_securelvl, 296 "I", "Current secure level"); 297 298char domainname[MAXHOSTNAMELEN]; 299SYSCTL_STRING(_kern, KERN_NISDOMAINNAME, domainname, CTLFLAG_RW, 300 &domainname, sizeof(domainname), "Name of the current YP/NIS domain"); 301 302u_long hostid; 303SYSCTL_ULONG(_kern, KERN_HOSTID, hostid, CTLFLAG_RW, &hostid, 0, "Host ID");
| 40 41#include "opt_posix.h" 42 43#include <sys/param.h> 44#include <sys/kernel.h> 45#include <sys/systm.h> 46#include <sys/sysctl.h> 47#include <sys/proc.h> 48#include <sys/lock.h> 49#include <sys/mutex.h> 50#include <sys/jail.h> 51#include <sys/smp.h> 52#include <sys/unistd.h> 53 54SYSCTL_NODE(, 0, sysctl, CTLFLAG_RW, 0, 55 "Sysctl internal magic"); 56SYSCTL_NODE(, CTL_KERN, kern, CTLFLAG_RW, 0, 57 "High kernel, proc, limits &c"); 58SYSCTL_NODE(, CTL_VM, vm, CTLFLAG_RW, 0, 59 "Virtual memory"); 60SYSCTL_NODE(, CTL_VFS, vfs, CTLFLAG_RW, 0, 61 "File system"); 62SYSCTL_NODE(, CTL_NET, net, CTLFLAG_RW, 0, 63 "Network, (see socket.h)"); 64SYSCTL_NODE(, CTL_DEBUG, debug, CTLFLAG_RW, 0, 65 "Debugging"); 66SYSCTL_NODE(_debug, OID_AUTO, sizeof, CTLFLAG_RW, 0, 67 "Sizeof various things"); 68SYSCTL_NODE(, CTL_HW, hw, CTLFLAG_RW, 0, 69 "hardware"); 70SYSCTL_NODE(, CTL_MACHDEP, machdep, CTLFLAG_RW, 0, 71 "machine dependent"); 72SYSCTL_NODE(, CTL_USER, user, CTLFLAG_RW, 0, 73 "user-level"); 74SYSCTL_NODE(, CTL_P1003_1B, p1003_1b, CTLFLAG_RW, 0, 75 "p1003_1b, (see p1003_1b.h)"); 76 77SYSCTL_NODE(, OID_AUTO, compat, CTLFLAG_RW, 0, 78 "Compatibility code"); 79SYSCTL_NODE(, OID_AUTO, security, CTLFLAG_RW, 0, 80 "Security"); 81#ifdef REGRESSION 82SYSCTL_NODE(, OID_AUTO, regression, CTLFLAG_RW, 0, 83 "Regression test MIB"); 84#endif 85 86SYSCTL_STRING(_kern, OID_AUTO, ident, CTLFLAG_RD, 87 kern_ident, 0, "Kernel identifier"); 88 89SYSCTL_STRING(_kern, KERN_OSRELEASE, osrelease, CTLFLAG_RD, 90 osrelease, 0, "Operating system release"); 91 92SYSCTL_INT(_kern, KERN_OSREV, osrevision, CTLFLAG_RD, 93 0, BSD, "Operating system revision"); 94 95SYSCTL_STRING(_kern, KERN_VERSION, version, CTLFLAG_RD, 96 version, 0, "Kernel version"); 97 98SYSCTL_STRING(_kern, KERN_OSTYPE, ostype, CTLFLAG_RD, 99 ostype, 0, "Operating system type"); 100 101/* 102 * NOTICE: The *userland* release date is available in 103 * /usr/include/osreldate.h 104 */ 105extern int osreldate; 106SYSCTL_INT(_kern, KERN_OSRELDATE, osreldate, CTLFLAG_RD, 107 &osreldate, 0, "Kernel release date"); 108 109SYSCTL_INT(_kern, KERN_MAXPROC, maxproc, CTLFLAG_RDTUN, 110 &maxproc, 0, "Maximum number of processes"); 111 112SYSCTL_INT(_kern, KERN_MAXPROCPERUID, maxprocperuid, CTLFLAG_RW, 113 &maxprocperuid, 0, "Maximum processes allowed per userid"); 114 115SYSCTL_INT(_kern, OID_AUTO, maxusers, CTLFLAG_RDTUN, 116 &maxusers, 0, "Hint for kernel tuning"); 117 118SYSCTL_INT(_kern, KERN_ARGMAX, argmax, CTLFLAG_RD, 119 0, ARG_MAX, "Maximum bytes of argument to execve(2)"); 120 121SYSCTL_INT(_kern, KERN_POSIX1, posix1version, CTLFLAG_RD, 122 0, _POSIX_VERSION, "Version of POSIX attempting to comply to"); 123 124SYSCTL_INT(_kern, KERN_NGROUPS, ngroups, CTLFLAG_RD, 125 0, NGROUPS_MAX, "Maximum number of groups a user can belong to"); 126 127SYSCTL_INT(_kern, KERN_JOB_CONTROL, job_control, CTLFLAG_RD, 128 0, 1, "Whether job control is available"); 129 130#ifdef _POSIX_SAVED_IDS 131SYSCTL_INT(_kern, KERN_SAVED_IDS, saved_ids, CTLFLAG_RD, 132 0, 1, "Whether saved set-group/user ID is available"); 133#else 134SYSCTL_INT(_kern, KERN_SAVED_IDS, saved_ids, CTLFLAG_RD, 135 0, 0, "Whether saved set-group/user ID is available"); 136#endif 137 138char kernelname[MAXPATHLEN] = "/kernel"; /* XXX bloat */ 139 140SYSCTL_STRING(_kern, KERN_BOOTFILE, bootfile, CTLFLAG_RW, 141 kernelname, sizeof kernelname, "Name of kernel file booted"); 142 143SYSCTL_INT(_hw, HW_NCPU, ncpu, CTLFLAG_RD, 144 &mp_ncpus, 0, "Number of active CPUs"); 145 146SYSCTL_INT(_hw, HW_BYTEORDER, byteorder, CTLFLAG_RD, 147 0, BYTE_ORDER, "System byte order"); 148 149SYSCTL_INT(_hw, HW_PAGESIZE, pagesize, CTLFLAG_RD, 150 0, PAGE_SIZE, "System memory page size"); 151 152static int 153sysctl_hw_physmem(SYSCTL_HANDLER_ARGS) 154{ 155 u_long val; 156 157 val = ctob(physmem); 158 return (sysctl_handle_long(oidp, &val, 0, req)); 159} 160 161SYSCTL_PROC(_hw, HW_PHYSMEM, physmem, CTLTYPE_ULONG | CTLFLAG_RD, 162 0, 0, sysctl_hw_physmem, "LU", ""); 163 164static int 165sysctl_hw_realmem(SYSCTL_HANDLER_ARGS) 166{ 167 u_long val; 168 val = ctob(realmem); 169 return (sysctl_handle_long(oidp, &val, 0, req)); 170} 171SYSCTL_PROC(_hw, HW_REALMEM, realmem, CTLTYPE_ULONG | CTLFLAG_RD, 172 0, 0, sysctl_hw_realmem, "LU", ""); 173static int 174sysctl_hw_usermem(SYSCTL_HANDLER_ARGS) 175{ 176 u_long val; 177 178 val = ctob(physmem - cnt.v_wire_count); 179 return (sysctl_handle_long(oidp, &val, 0, req)); 180} 181 182SYSCTL_PROC(_hw, HW_USERMEM, usermem, CTLTYPE_ULONG | CTLFLAG_RD, 183 0, 0, sysctl_hw_usermem, "LU", ""); 184 185SYSCTL_ULONG(_hw, OID_AUTO, availpages, CTLFLAG_RD, &physmem, 0, ""); 186 187static char machine_arch[] = MACHINE_ARCH; 188SYSCTL_STRING(_hw, HW_MACHINE_ARCH, machine_arch, CTLFLAG_RD, 189 machine_arch, 0, "System architecture"); 190 191char hostname[MAXHOSTNAMELEN]; 192 193static int 194sysctl_hostname(SYSCTL_HANDLER_ARGS) 195{ 196 struct prison *pr; 197 char tmphostname[MAXHOSTNAMELEN]; 198 int error; 199 200 pr = req->td->td_ucred->cr_prison; 201 if (pr != NULL) { 202 if (!jail_set_hostname_allowed && req->newptr) 203 return (EPERM); 204 /* 205 * Process is in jail, so make a local copy of jail 206 * hostname to get/set so we don't have to hold the jail 207 * mutex during the sysctl copyin/copyout activities. 208 */ 209 mtx_lock(&pr->pr_mtx); 210 bcopy(pr->pr_host, tmphostname, MAXHOSTNAMELEN); 211 mtx_unlock(&pr->pr_mtx); 212 213 error = sysctl_handle_string(oidp, tmphostname, 214 sizeof pr->pr_host, req); 215 216 if (req->newptr != NULL && error == 0) { 217 /* 218 * Copy the locally set hostname to the jail, if 219 * appropriate. 220 */ 221 mtx_lock(&pr->pr_mtx); 222 bcopy(tmphostname, pr->pr_host, MAXHOSTNAMELEN); 223 mtx_unlock(&pr->pr_mtx); 224 } 225 } else 226 error = sysctl_handle_string(oidp, 227 hostname, sizeof hostname, req); 228 return (error); 229} 230 231SYSCTL_PROC(_kern, KERN_HOSTNAME, hostname, 232 CTLTYPE_STRING|CTLFLAG_RW|CTLFLAG_PRISON, 233 0, 0, sysctl_hostname, "A", "Hostname"); 234 235static int regression_securelevel_nonmonotonic = 0; 236 237#ifdef REGRESSION 238SYSCTL_INT(_regression, OID_AUTO, securelevel_nonmonotonic, CTLFLAG_RW, 239 ®ression_securelevel_nonmonotonic, 0, "securelevel may be lowered"); 240#endif 241 242int securelevel = -1; 243static struct mtx securelevel_mtx; 244 245MTX_SYSINIT(securelevel_lock, &securelevel_mtx, "securelevel mutex lock", 246 MTX_DEF); 247 248static int 249sysctl_kern_securelvl(SYSCTL_HANDLER_ARGS) 250{ 251 struct prison *pr; 252 int error, level; 253 254 pr = req->td->td_ucred->cr_prison; 255 256 /* 257 * If the process is in jail, return the maximum of the global and 258 * local levels; otherwise, return the global level. Perform a 259 * lockless read since the securelevel is an integer. 260 */ 261 if (pr != NULL) 262 level = imax(securelevel, pr->pr_securelevel); 263 else 264 level = securelevel; 265 error = sysctl_handle_int(oidp, &level, 0, req); 266 if (error || !req->newptr) 267 return (error); 268 /* 269 * Permit update only if the new securelevel exceeds the 270 * global level, and local level if any. 271 */ 272 if (pr != NULL) { 273 mtx_lock(&pr->pr_mtx); 274 if (!regression_securelevel_nonmonotonic && 275 (level < imax(securelevel, pr->pr_securelevel))) { 276 mtx_unlock(&pr->pr_mtx); 277 return (EPERM); 278 } 279 pr->pr_securelevel = level; 280 mtx_unlock(&pr->pr_mtx); 281 } else { 282 mtx_lock(&securelevel_mtx); 283 if (!regression_securelevel_nonmonotonic && 284 (level < securelevel)) { 285 mtx_unlock(&securelevel_mtx); 286 return (EPERM); 287 } 288 securelevel = level; 289 mtx_unlock(&securelevel_mtx); 290 } 291 return (error); 292} 293 294SYSCTL_PROC(_kern, KERN_SECURELVL, securelevel, 295 CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_PRISON, 0, 0, sysctl_kern_securelvl, 296 "I", "Current secure level"); 297 298char domainname[MAXHOSTNAMELEN]; 299SYSCTL_STRING(_kern, KERN_NISDOMAINNAME, domainname, CTLFLAG_RW, 300 &domainname, sizeof(domainname), "Name of the current YP/NIS domain"); 301 302u_long hostid; 303SYSCTL_ULONG(_kern, KERN_HOSTID, hostid, CTLFLAG_RW, &hostid, 0, "Host ID");
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304 305/* 306 * This is really cheating. These actually live in the libc, something 307 * which I'm not quite sure is a good idea anyway, but in order for 308 * getnext and friends to actually work, we define dummies here. 309 */ 310SYSCTL_STRING(_user, USER_CS_PATH, cs_path, CTLFLAG_RD, 311 "", 0, "PATH that finds all the standard utilities"); 312SYSCTL_INT(_user, USER_BC_BASE_MAX, bc_base_max, CTLFLAG_RD, 313 0, 0, "Max ibase/obase values in bc(1)"); 314SYSCTL_INT(_user, USER_BC_DIM_MAX, bc_dim_max, CTLFLAG_RD, 315 0, 0, "Max array size in bc(1)"); 316SYSCTL_INT(_user, USER_BC_SCALE_MAX, bc_scale_max, CTLFLAG_RD, 317 0, 0, "Max scale value in bc(1)"); 318SYSCTL_INT(_user, USER_BC_STRING_MAX, bc_string_max, CTLFLAG_RD, 319 0, 0, "Max string length in bc(1)"); 320SYSCTL_INT(_user, USER_COLL_WEIGHTS_MAX, coll_weights_max, CTLFLAG_RD, 321 0, 0, "Maximum number of weights assigned to an LC_COLLATE locale entry"); 322SYSCTL_INT(_user, USER_EXPR_NEST_MAX, expr_nest_max, CTLFLAG_RD, 0, 0, ""); 323SYSCTL_INT(_user, USER_LINE_MAX, line_max, CTLFLAG_RD, 324 0, 0, "Max length (bytes) of a text-processing utility's input line"); 325SYSCTL_INT(_user, USER_RE_DUP_MAX, re_dup_max, CTLFLAG_RD, 326 0, 0, "Maximum number of repeats of a regexp permitted"); 327SYSCTL_INT(_user, USER_POSIX2_VERSION, posix2_version, CTLFLAG_RD, 328 0, 0, 329 "The version of POSIX 1003.2 with which the system attempts to comply"); 330SYSCTL_INT(_user, USER_POSIX2_C_BIND, posix2_c_bind, CTLFLAG_RD, 331 0, 0, "Whether C development supports the C bindings option"); 332SYSCTL_INT(_user, USER_POSIX2_C_DEV, posix2_c_dev, CTLFLAG_RD, 333 0, 0, "Whether system supports the C development utilities option"); 334SYSCTL_INT(_user, USER_POSIX2_CHAR_TERM, posix2_char_term, CTLFLAG_RD, 335 0, 0, ""); 336SYSCTL_INT(_user, USER_POSIX2_FORT_DEV, posix2_fort_dev, CTLFLAG_RD, 337 0, 0, "Whether system supports FORTRAN development utilities"); 338SYSCTL_INT(_user, USER_POSIX2_FORT_RUN, posix2_fort_run, CTLFLAG_RD, 339 0, 0, "Whether system supports FORTRAN runtime utilities"); 340SYSCTL_INT(_user, USER_POSIX2_LOCALEDEF, posix2_localedef, CTLFLAG_RD, 341 0, 0, "Whether system supports creation of locales"); 342SYSCTL_INT(_user, USER_POSIX2_SW_DEV, posix2_sw_dev, CTLFLAG_RD, 343 0, 0, "Whether system supports software development utilities"); 344SYSCTL_INT(_user, USER_POSIX2_UPE, posix2_upe, CTLFLAG_RD, 345 0, 0, "Whether system supports the user portability utilities"); 346SYSCTL_INT(_user, USER_STREAM_MAX, stream_max, CTLFLAG_RD, 347 0, 0, "Min Maximum number of streams a process may have open at one time"); 348SYSCTL_INT(_user, USER_TZNAME_MAX, tzname_max, CTLFLAG_RD, 349 0, 0, "Min Maximum number of types supported for timezone names"); 350 351#include <sys/vnode.h> 352SYSCTL_INT(_debug_sizeof, OID_AUTO, vnode, CTLFLAG_RD, 353 0, sizeof(struct vnode), "sizeof(struct vnode)"); 354 355SYSCTL_INT(_debug_sizeof, OID_AUTO, proc, CTLFLAG_RD, 356 0, sizeof(struct proc), "sizeof(struct proc)"); 357 358#include <sys/bio.h> 359#include <sys/buf.h> 360SYSCTL_INT(_debug_sizeof, OID_AUTO, bio, CTLFLAG_RD, 361 0, sizeof(struct bio), "sizeof(struct bio)"); 362SYSCTL_INT(_debug_sizeof, OID_AUTO, buf, CTLFLAG_RD, 363 0, sizeof(struct buf), "sizeof(struct buf)"); 364 365#include <sys/user.h> 366SYSCTL_INT(_debug_sizeof, OID_AUTO, kinfo_proc, CTLFLAG_RD, 367 0, sizeof(struct kinfo_proc), "sizeof(struct kinfo_proc)"); 368 369/* XXX compatibility, remove for 6.0 */ 370#include <sys/imgact.h> 371#include <sys/imgact_elf.h> 372SYSCTL_INT(_kern, OID_AUTO, fallback_elf_brand, CTLFLAG_RW, 373 &__elfN(fallback_brand), sizeof(__elfN(fallback_brand)), 374 "compatibility for kern.fallback_elf_brand");
| 307 308/* 309 * This is really cheating. These actually live in the libc, something 310 * which I'm not quite sure is a good idea anyway, but in order for 311 * getnext and friends to actually work, we define dummies here. 312 */ 313SYSCTL_STRING(_user, USER_CS_PATH, cs_path, CTLFLAG_RD, 314 "", 0, "PATH that finds all the standard utilities"); 315SYSCTL_INT(_user, USER_BC_BASE_MAX, bc_base_max, CTLFLAG_RD, 316 0, 0, "Max ibase/obase values in bc(1)"); 317SYSCTL_INT(_user, USER_BC_DIM_MAX, bc_dim_max, CTLFLAG_RD, 318 0, 0, "Max array size in bc(1)"); 319SYSCTL_INT(_user, USER_BC_SCALE_MAX, bc_scale_max, CTLFLAG_RD, 320 0, 0, "Max scale value in bc(1)"); 321SYSCTL_INT(_user, USER_BC_STRING_MAX, bc_string_max, CTLFLAG_RD, 322 0, 0, "Max string length in bc(1)"); 323SYSCTL_INT(_user, USER_COLL_WEIGHTS_MAX, coll_weights_max, CTLFLAG_RD, 324 0, 0, "Maximum number of weights assigned to an LC_COLLATE locale entry"); 325SYSCTL_INT(_user, USER_EXPR_NEST_MAX, expr_nest_max, CTLFLAG_RD, 0, 0, ""); 326SYSCTL_INT(_user, USER_LINE_MAX, line_max, CTLFLAG_RD, 327 0, 0, "Max length (bytes) of a text-processing utility's input line"); 328SYSCTL_INT(_user, USER_RE_DUP_MAX, re_dup_max, CTLFLAG_RD, 329 0, 0, "Maximum number of repeats of a regexp permitted"); 330SYSCTL_INT(_user, USER_POSIX2_VERSION, posix2_version, CTLFLAG_RD, 331 0, 0, 332 "The version of POSIX 1003.2 with which the system attempts to comply"); 333SYSCTL_INT(_user, USER_POSIX2_C_BIND, posix2_c_bind, CTLFLAG_RD, 334 0, 0, "Whether C development supports the C bindings option"); 335SYSCTL_INT(_user, USER_POSIX2_C_DEV, posix2_c_dev, CTLFLAG_RD, 336 0, 0, "Whether system supports the C development utilities option"); 337SYSCTL_INT(_user, USER_POSIX2_CHAR_TERM, posix2_char_term, CTLFLAG_RD, 338 0, 0, ""); 339SYSCTL_INT(_user, USER_POSIX2_FORT_DEV, posix2_fort_dev, CTLFLAG_RD, 340 0, 0, "Whether system supports FORTRAN development utilities"); 341SYSCTL_INT(_user, USER_POSIX2_FORT_RUN, posix2_fort_run, CTLFLAG_RD, 342 0, 0, "Whether system supports FORTRAN runtime utilities"); 343SYSCTL_INT(_user, USER_POSIX2_LOCALEDEF, posix2_localedef, CTLFLAG_RD, 344 0, 0, "Whether system supports creation of locales"); 345SYSCTL_INT(_user, USER_POSIX2_SW_DEV, posix2_sw_dev, CTLFLAG_RD, 346 0, 0, "Whether system supports software development utilities"); 347SYSCTL_INT(_user, USER_POSIX2_UPE, posix2_upe, CTLFLAG_RD, 348 0, 0, "Whether system supports the user portability utilities"); 349SYSCTL_INT(_user, USER_STREAM_MAX, stream_max, CTLFLAG_RD, 350 0, 0, "Min Maximum number of streams a process may have open at one time"); 351SYSCTL_INT(_user, USER_TZNAME_MAX, tzname_max, CTLFLAG_RD, 352 0, 0, "Min Maximum number of types supported for timezone names"); 353 354#include <sys/vnode.h> 355SYSCTL_INT(_debug_sizeof, OID_AUTO, vnode, CTLFLAG_RD, 356 0, sizeof(struct vnode), "sizeof(struct vnode)"); 357 358SYSCTL_INT(_debug_sizeof, OID_AUTO, proc, CTLFLAG_RD, 359 0, sizeof(struct proc), "sizeof(struct proc)"); 360 361#include <sys/bio.h> 362#include <sys/buf.h> 363SYSCTL_INT(_debug_sizeof, OID_AUTO, bio, CTLFLAG_RD, 364 0, sizeof(struct bio), "sizeof(struct bio)"); 365SYSCTL_INT(_debug_sizeof, OID_AUTO, buf, CTLFLAG_RD, 366 0, sizeof(struct buf), "sizeof(struct buf)"); 367 368#include <sys/user.h> 369SYSCTL_INT(_debug_sizeof, OID_AUTO, kinfo_proc, CTLFLAG_RD, 370 0, sizeof(struct kinfo_proc), "sizeof(struct kinfo_proc)"); 371 372/* XXX compatibility, remove for 6.0 */ 373#include <sys/imgact.h> 374#include <sys/imgact_elf.h> 375SYSCTL_INT(_kern, OID_AUTO, fallback_elf_brand, CTLFLAG_RW, 376 &__elfN(fallback_brand), sizeof(__elfN(fallback_brand)), 377 "compatibility for kern.fallback_elf_brand");
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