URL
https://opencores.org/ocsvn/openrisc/openrisc/trunk
Subversion Repositories openrisc
[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [libnetworking/] [sys/] [sysctl.h] - Rev 227
Go to most recent revision | Compare with Previous | Blame | View Log
/* * Copyright (c) 1989, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * Mike Karels at Berkeley Software Design, Inc. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)sysctl.h 8.1 (Berkeley) 6/2/93 * $Id: sysctl.h,v 1.2 2001-09-27 12:02:00 chris Exp $ */ #ifndef _SYS_SYSCTL_H_ #define _SYS_SYSCTL_H_ /* * Definitions for sysctl call. The sysctl call uses a hierarchical name * for objects that can be examined or modified. The name is expressed as * a sequence of integers. Like a file path name, the meaning of each * component depends on its place in the hierarchy. The top-level and kern * identifiers are defined here, and other identifiers are defined in the * respective subsystem header files. */ #define CTL_MAXNAME 12 /* largest number of components supported */ /* * Each subsystem defined by sysctl defines a list of variables * for that subsystem. Each name is either a node with further * levels defined below it, or it is a leaf of some particular * type given below. Each sysctl level defines a set of name/type * pairs to be used by sysctl(1) in manipulating the subsystem. */ struct ctlname { char *ctl_name; /* subsystem name */ int ctl_type; /* type of name */ }; #define CTLTYPE 0xf /* Mask for the type */ #define CTLTYPE_NODE 1 /* name is a node */ #define CTLTYPE_INT 2 /* name describes an integer */ #define CTLTYPE_STRING 3 /* name describes a string */ #define CTLTYPE_QUAD 4 /* name describes a 64-bit number */ #define CTLTYPE_OPAQUE 5 /* name describes a structure */ #define CTLTYPE_STRUCT CTLTYPE_OPAQUE /* name describes a structure */ #define CTLFLAG_RD 0x80000000 /* Allow reads of variable */ #define CTLFLAG_WR 0x40000000 /* Allow writes to the variable */ #define CTLFLAG_RW (CTLFLAG_RD|CTLFLAG_WR) #define CTLFLAG_NOLOCK 0x20000000 /* XXX Don't Lock */ #define CTLFLAG_ANYBODY 0x10000000 /* All users can set this var */ /* * USE THIS instead of a hardwired number from the categories below * to get dynamically assigned sysctl entries using the linker-set * technology. This is the way nearly all new sysctl variables should * be implimented. * e.g. SYSCTL_INT(_parent, OID_AUTO, name, CTLFLAG_RW, &variable, 0, ""); */ #define OID_AUTO (-1) #ifdef KERNEL #define SYSCTL_HANDLER_ARGS (struct sysctl_oid *oidp, void *arg1, int arg2, \ struct sysctl_req *req) /* * This describes the access space for a sysctl request. This is needed * so that we can use the interface from the kernel or from user-space. */ struct sysctl_req { struct proc *p; int lock; void *oldptr; int oldlen; int oldidx; int (*oldfunc)(struct sysctl_req *, const void *, int); void *newptr; int newlen; int newidx; int (*newfunc)(struct sysctl_req *, void *, int); }; /* * This describes one "oid" in the MIB tree. Potentially more nodes can * be hidden behind it, expanded by the handler. */ struct sysctl_oid { int oid_number; int oid_kind; void *oid_arg1; int oid_arg2; const char *oid_name; int (*oid_handler) SYSCTL_HANDLER_ARGS; const char *oid_fmt; }; #define SYSCTL_IN(r, p, l) #define SYSCTL_OUT(r, p, l) int sysctl_handle_int SYSCTL_HANDLER_ARGS; int sysctl_handle_string SYSCTL_HANDLER_ARGS; int sysctl_handle_opaque SYSCTL_HANDLER_ARGS; /* This is the "raw" function for a mib-oid */ #define SYSCTL_OID(parent, nbr, name, kind, a1, a2, handler, fmt, descr) /* This makes a node from which other oids can hang */ #define SYSCTL_NODE(parent, nbr, name, access, handler, descr) /* This is a string len can be 0 to indicate '\0' termination */ #define SYSCTL_STRING(parent, nbr, name, access, arg, len, descr) /* This is a integer, if ptr is NULL, val is returned */ #define SYSCTL_INT(parent, nbr, name, access, ptr, val, descr) /* This is anything, specified by a pointer and a lenth */ #define SYSCTL_OPAQUE(parent, nbr, name, access, ptr, len, fmt, descr) /* This is a struct, specified by a pointer and type */ #define SYSCTL_STRUCT(parent, nbr, name, access, ptr, type, descr) /* Needs a proc. Specify by pointer and arg */ #define SYSCTL_PROC(parent, nbr, name, access, ptr, arg, handler, fmt, descr) #endif /* KERNEL */ /* * Top-level identifiers */ #define CTL_UNSPEC 0 /* unused */ #define CTL_KERN 1 /* "high kernel": proc, limits */ #define CTL_VM 2 /* virtual memory */ #define CTL_VFS 3 /* file system, mount type is next */ #define CTL_NET 4 /* network, see socket.h */ #define CTL_DEBUG 5 /* debugging parameters */ #define CTL_HW 6 /* generic cpu/io */ #define CTL_MACHDEP 7 /* machine dependent */ #define CTL_USER 8 /* user-level */ #define CTL_MAXID 9 /* number of valid top-level ids */ #define CTL_NAMES { \ { 0, 0 }, \ { "kern", CTLTYPE_NODE }, \ { "vm", CTLTYPE_NODE }, \ { "vfs", CTLTYPE_NODE }, \ { "net", CTLTYPE_NODE }, \ { "debug", CTLTYPE_NODE }, \ { "hw", CTLTYPE_NODE }, \ { "machdep", CTLTYPE_NODE }, \ { "user", CTLTYPE_NODE }, \ } /* * CTL_KERN identifiers */ #define KERN_OSTYPE 1 /* string: system version */ #define KERN_OSRELEASE 2 /* string: system release */ #define KERN_OSREV 3 /* int: system revision */ #define KERN_VERSION 4 /* string: compile time info */ #define KERN_MAXVNODES 5 /* int: max vnodes */ #define KERN_MAXPROC 6 /* int: max processes */ #define KERN_MAXFILES 7 /* int: max open files */ #define KERN_ARGMAX 8 /* int: max arguments to exec */ #define KERN_SECURELVL 9 /* int: system security level */ #define KERN_HOSTNAME 10 /* string: hostname */ #define KERN_HOSTID 11 /* int: host identifier */ #define KERN_CLOCKRATE 12 /* struct: struct clockrate */ #define KERN_VNODE 13 /* struct: vnode structures */ #define KERN_PROC 14 /* struct: process entries */ #define KERN_FILE 15 /* struct: file entries */ #define KERN_PROF 16 /* node: kernel profiling info */ #define KERN_POSIX1 17 /* int: POSIX.1 version */ #define KERN_NGROUPS 18 /* int: # of supplemental group ids */ #define KERN_JOB_CONTROL 19 /* int: is job control available */ #define KERN_SAVED_IDS 20 /* int: saved set-user/group-ID */ #define KERN_BOOTTIME 21 /* struct: time kernel was booted */ #define KERN_NISDOMAINNAME 22 /* string: YP domain name */ #define KERN_UPDATEINTERVAL 23 /* int: update process sleep time */ #define KERN_OSRELDATE 24 /* int: OS release date */ #define KERN_NTP_PLL 25 /* node: NTP PLL control */ #define KERN_BOOTFILE 26 /* string: name of booted kernel */ #define KERN_MAXFILESPERPROC 27 /* int: max open files per proc */ #define KERN_MAXPROCPERUID 28 /* int: max processes per uid */ #define KERN_DUMPDEV 29 /* dev_t: device to dump on */ #define KERN_SOMAXCONN 30 /* int: max connections in listen q */ #define KERN_MAXSOCKBUF 31 /* int: max size of a socket buffer */ #define KERN_PS_STRINGS 32 /* int: address of PS_STRINGS */ #define KERN_USRSTACK 33 /* int: address of USRSTACK */ #define KERN_MAXID 34 /* number of valid kern ids */ #define CTL_KERN_NAMES { \ { 0, 0 }, \ { "ostype", CTLTYPE_STRING }, \ { "osrelease", CTLTYPE_STRING }, \ { "osrevision", CTLTYPE_INT }, \ { "version", CTLTYPE_STRING }, \ { "maxvnodes", CTLTYPE_INT }, \ { "maxproc", CTLTYPE_INT }, \ { "maxfiles", CTLTYPE_INT }, \ { "argmax", CTLTYPE_INT }, \ { "securelevel", CTLTYPE_INT }, \ { "hostname", CTLTYPE_STRING }, \ { "hostid", CTLTYPE_INT }, \ { "clockrate", CTLTYPE_STRUCT }, \ { "vnode", CTLTYPE_STRUCT }, \ { "proc", CTLTYPE_STRUCT }, \ { "file", CTLTYPE_STRUCT }, \ { "profiling", CTLTYPE_NODE }, \ { "posix1version", CTLTYPE_INT }, \ { "ngroups", CTLTYPE_INT }, \ { "job_control", CTLTYPE_INT }, \ { "saved_ids", CTLTYPE_INT }, \ { "boottime", CTLTYPE_STRUCT }, \ { "nisdomainname", CTLTYPE_STRING }, \ { "update", CTLTYPE_INT }, \ { "osreldate", CTLTYPE_INT }, \ { "ntp_pll", CTLTYPE_NODE }, \ { "bootfile", CTLTYPE_STRING }, \ { "maxfilesperproc", CTLTYPE_INT }, \ { "maxprocperuid", CTLTYPE_INT }, \ { "dumpdev", CTLTYPE_STRUCT }, /* we lie; don't print as int */ \ { "somaxconn", CTLTYPE_INT }, \ { "maxsockbuf", CTLTYPE_INT }, \ { "ps_strings", CTLTYPE_INT }, \ { "usrstack", CTLTYPE_INT }, \ } /* * CTL_VFS identifiers */ #define VFS_VFSCONF 0 /* get configured filesystems */ #define VFS_MAXID 1 /* number of items */ #define CTL_VFS_NAMES { \ { "vfsconf", CTLTYPE_STRUCT }, \ } /* * KERN_PROC subtypes */ #define KERN_PROC_ALL 0 /* everything */ #define KERN_PROC_PID 1 /* by process id */ #define KERN_PROC_PGRP 2 /* by process group id */ #define KERN_PROC_SESSION 3 /* by session of pid */ #define KERN_PROC_TTY 4 /* by controlling tty */ #define KERN_PROC_UID 5 /* by effective uid */ #define KERN_PROC_RUID 6 /* by real uid */ /* * CTL_HW identifiers */ #define HW_MACHINE 1 /* string: machine class */ #define HW_MODEL 2 /* string: specific machine model */ #define HW_NCPU 3 /* int: number of cpus */ #define HW_BYTEORDER 4 /* int: machine byte order */ #define HW_PHYSMEM 5 /* int: total memory */ #define HW_USERMEM 6 /* int: non-kernel memory */ #define HW_PAGESIZE 7 /* int: software page size */ #define HW_DISKNAMES 8 /* strings: disk drive names */ #define HW_DISKSTATS 9 /* struct: diskstats[] */ #define HW_FLOATINGPT 10 /* int: has HW floating point? */ #define HW_MACHINE_ARCH 11 /* string: machine architecture */ #define HW_MAXID 12 /* number of valid hw ids */ #define CTL_HW_NAMES { \ { 0, 0 }, \ { "machine", CTLTYPE_STRING }, \ { "model", CTLTYPE_STRING }, \ { "ncpu", CTLTYPE_INT }, \ { "byteorder", CTLTYPE_INT }, \ { "physmem", CTLTYPE_INT }, \ { "usermem", CTLTYPE_INT }, \ { "pagesize", CTLTYPE_INT }, \ { "disknames", CTLTYPE_STRUCT }, \ { "diskstats", CTLTYPE_STRUCT }, \ { "floatingpoint", CTLTYPE_INT }, \ } /* * CTL_USER definitions */ #define USER_CS_PATH 1 /* string: _CS_PATH */ #define USER_BC_BASE_MAX 2 /* int: BC_BASE_MAX */ #define USER_BC_DIM_MAX 3 /* int: BC_DIM_MAX */ #define USER_BC_SCALE_MAX 4 /* int: BC_SCALE_MAX */ #define USER_BC_STRING_MAX 5 /* int: BC_STRING_MAX */ #define USER_COLL_WEIGHTS_MAX 6 /* int: COLL_WEIGHTS_MAX */ #define USER_EXPR_NEST_MAX 7 /* int: EXPR_NEST_MAX */ #define USER_LINE_MAX 8 /* int: LINE_MAX */ #define USER_RE_DUP_MAX 9 /* int: RE_DUP_MAX */ #define USER_POSIX2_VERSION 10 /* int: POSIX2_VERSION */ #define USER_POSIX2_C_BIND 11 /* int: POSIX2_C_BIND */ #define USER_POSIX2_C_DEV 12 /* int: POSIX2_C_DEV */ #define USER_POSIX2_CHAR_TERM 13 /* int: POSIX2_CHAR_TERM */ #define USER_POSIX2_FORT_DEV 14 /* int: POSIX2_FORT_DEV */ #define USER_POSIX2_FORT_RUN 15 /* int: POSIX2_FORT_RUN */ #define USER_POSIX2_LOCALEDEF 16 /* int: POSIX2_LOCALEDEF */ #define USER_POSIX2_SW_DEV 17 /* int: POSIX2_SW_DEV */ #define USER_POSIX2_UPE 18 /* int: POSIX2_UPE */ #define USER_STREAM_MAX 19 /* int: POSIX2_STREAM_MAX */ #define USER_TZNAME_MAX 20 /* int: POSIX2_TZNAME_MAX */ #define USER_MAXID 21 /* number of valid user ids */ #define CTL_USER_NAMES { \ { 0, 0 }, \ { "cs_path", CTLTYPE_STRING }, \ { "bc_base_max", CTLTYPE_INT }, \ { "bc_dim_max", CTLTYPE_INT }, \ { "bc_scale_max", CTLTYPE_INT }, \ { "bc_string_max", CTLTYPE_INT }, \ { "coll_weights_max", CTLTYPE_INT }, \ { "expr_nest_max", CTLTYPE_INT }, \ { "line_max", CTLTYPE_INT }, \ { "re_dup_max", CTLTYPE_INT }, \ { "posix2_version", CTLTYPE_INT }, \ { "posix2_c_bind", CTLTYPE_INT }, \ { "posix2_c_dev", CTLTYPE_INT }, \ { "posix2_char_term", CTLTYPE_INT }, \ { "posix2_fort_dev", CTLTYPE_INT }, \ { "posix2_fort_run", CTLTYPE_INT }, \ { "posix2_localedef", CTLTYPE_INT }, \ { "posix2_sw_dev", CTLTYPE_INT }, \ { "posix2_upe", CTLTYPE_INT }, \ { "stream_max", CTLTYPE_INT }, \ { "tzname_max", CTLTYPE_INT }, \ } #ifdef KERNEL extern char cpu_model[]; extern char machine[]; extern char osrelease[]; extern char ostype[]; int kernel_sysctl(struct proc *p, int *name, u_int namelen, void *old, size_t *oldlenp, void *new, size_t newlen, int *retval); int userland_sysctl(struct proc *p, int *name, u_int namelen, void *old, size_t *oldlenp, int inkernel, void *new, size_t newlen, int *retval); /* int sysctl_clockrate __P((char *, size_t*)); int sysctl_file __P((char *, size_t*)); int sysctl_doproc __P((int *, u_int, char *, size_t*)); int sysctl_doprof __P((int *, u_int, void *, size_t *, void *, size_t)); */ #else /* !KERNEL */ #include <sys/cdefs.h> __BEGIN_DECLS int sysctl __P((int *, u_int, void *, size_t *, void *, size_t)); int sysctlbyname __P((const char *, void *, size_t *, void *, size_t)); __END_DECLS #endif /* KERNEL */ #endif /* !_SYS_SYSCTL_H_ */
Go to most recent revision | Compare with Previous | Blame | View Log