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mirror of https://git.FreeBSD.org/src.git synced 2024-12-15 10:17:20 +00:00

Sorry, the last commit screwed up for me, this is the right one (I hope!)

Please refer to the previous commit message about sysctl variables.
This commit is contained in:
Poul-Henning Kamp 1995-10-28 13:07:28 +00:00
parent cdf14730ab
commit 3a34a5c3b8
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=11865
7 changed files with 151 additions and 178 deletions

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@ -32,7 +32,7 @@
* SUCH DAMAGE.
*
* from: @(#)npx.c 7.2 (Berkeley) 5/12/91
* $Id: npx.c,v 1.23 1995/05/30 08:02:51 rgrimes Exp $
* $Id: npx.c,v 1.24 1995/09/19 18:55:14 bde Exp $
*/
#include "npx.h"
@ -40,6 +40,8 @@
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/sysctl.h>
#include <sys/conf.h>
#include <sys/file.h>
#include <sys/proc.h>
@ -104,6 +106,11 @@ struct isa_driver npxdriver = {
};
int hw_float; /* XXX currently just alias for npx_exists */
SYSCTL_INT(_hw,HW_FLOATINGPT, floatingpoint,
CTLFLAG_RD, &hw_float, 0,
"Floatingpoint instructions executed in hardware");
u_int npx0_imask = SWI_CLOCK_MASK;
struct proc *npxproc;

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@ -32,7 +32,7 @@
* SUCH DAMAGE.
*
* from: @(#)npx.c 7.2 (Berkeley) 5/12/91
* $Id: npx.c,v 1.23 1995/05/30 08:02:51 rgrimes Exp $
* $Id: npx.c,v 1.24 1995/09/19 18:55:14 bde Exp $
*/
#include "npx.h"
@ -40,6 +40,8 @@
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/sysctl.h>
#include <sys/conf.h>
#include <sys/file.h>
#include <sys/proc.h>
@ -104,6 +106,11 @@ struct isa_driver npxdriver = {
};
int hw_float; /* XXX currently just alias for npx_exists */
SYSCTL_INT(_hw,HW_FLOATINGPT, floatingpoint,
CTLFLAG_RD, &hw_float, 0,
"Floatingpoint instructions executed in hardware");
u_int npx0_imask = SWI_CLOCK_MASK;
struct proc *npxproc;

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@ -51,6 +51,7 @@
#define SETNAME 56
#define SI86_MEM 65
extern int hw_float;
int
ibcs2_sysi86(struct proc *p, struct ibcs2_sysi86_args *args, int *retval)

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@ -32,7 +32,7 @@
* SUCH DAMAGE.
*
* from: @(#)npx.c 7.2 (Berkeley) 5/12/91
* $Id: npx.c,v 1.23 1995/05/30 08:02:51 rgrimes Exp $
* $Id: npx.c,v 1.24 1995/09/19 18:55:14 bde Exp $
*/
#include "npx.h"
@ -40,6 +40,8 @@
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/sysctl.h>
#include <sys/conf.h>
#include <sys/file.h>
#include <sys/proc.h>
@ -104,6 +106,11 @@ struct isa_driver npxdriver = {
};
int hw_float; /* XXX currently just alias for npx_exists */
SYSCTL_INT(_hw,HW_FLOATINGPT, floatingpoint,
CTLFLAG_RD, &hw_float, 0,
"Floatingpoint instructions executed in hardware");
u_int npx0_imask = SWI_CLOCK_MASK;
struct proc *npxproc;

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@ -55,124 +55,112 @@
#include <sys/conf.h>
#include <vm/vm.h>
#include <sys/sysctl.h>
#ifdef DEBUG
static sysctlfn debug_sysctl;
#endif
#include <sys/user.h>
/* BEGIN_MIB */
SYSCTL_NODE(,CTL_KERN, kern, 0, "High kernel, proc, limits &c");
SYSCTL_NODE(,CTL_VM, vm, 0, "Virtual memory");
SYSCTL_NODE(,CTL_FS, fs, 0, "File system");
SYSCTL_NODE(,CTL_NET, net, 0, "Network, (see socket.h)");
SYSCTL_NODE(,CTL_DEBUG, debug, 0, "Debugging");
SYSCTL_NODE(,CTL_HW, hw, 0, "hardware");
SYSCTL_NODE(,CTL_KERN, kern, 0, "High kernel, proc, limits &c");
SYSCTL_NODE(,CTL_VM, vm, 0, "Virtual memory");
SYSCTL_NODE(,CTL_FS, fs, 0, "File system");
SYSCTL_NODE(,CTL_NET, net, 0, "Network, (see socket.h)");
SYSCTL_NODE(,CTL_DEBUG, debug, 0, "Debugging");
SYSCTL_NODE(,CTL_HW, hw, 0, "hardware");
SYSCTL_NODE(,CTL_MACHDEP, machdep,0, "machine dependent");
SYSCTL_NODE(,CTL_USER, user, 0, "user-level");
SYSCTL_NODE(,CTL_USER, user, 0, "user-level");
SYSCTL_STRING(_kern,KERN_OSTYPE, ostype,
CTLFLAG_RD, ostype, 0, 0, "");
CTLFLAG_RD, ostype, 0, "");
SYSCTL_STRING(_kern,KERN_OSRELEASE, osrelease,
CTLFLAG_RD, osrelease, 0, 0, "");
CTLFLAG_RD, osrelease, 0, "");
SYSCTL_INT(_kern,KERN_OSREV, osrevision,
CTLFLAG_RD, 0, BSD, 0, "");
CTLFLAG_RD, 0, BSD, "");
SYSCTL_STRING(_kern,KERN_VERSION, version,
CTLFLAG_RD, version, 0, 0, "");
CTLFLAG_RD, version, 0, "");
extern int osreldate;
SYSCTL_INT(_kern,KERN_OSRELDATE, osreldate,
CTLFLAG_RD, &osreldate, 0, 0, "");
CTLFLAG_RD, &osreldate, 0, "");
SYSCTL_INT(_kern,KERN_MAXVNODES, maxvnodes,
CTLFLAG_RD, &desiredvnodes, 0, 0, "");
CTLFLAG_RD, &desiredvnodes, 0, "");
SYSCTL_INT(_kern,KERN_MAXPROC, maxproc,
CTLFLAG_RD, &maxproc, 0, 0, "");
CTLFLAG_RD, &maxproc, 0, "");
SYSCTL_INT(_kern,KERN_MAXPROCPERUID,maxprocperuid,
CTLFLAG_RD, &maxprocperuid, 0, 0, "");
CTLFLAG_RD, &maxprocperuid, 0, "");
SYSCTL_INT(_kern,KERN_MAXFILESPERPROC, maxfilesperproc,
CTLFLAG_RD, &maxfilesperproc, 0, 0, "");
CTLFLAG_RD, &maxfilesperproc, 0, "");
SYSCTL_INT(_kern,KERN_ARGMAX, argmax,
CTLFLAG_RD, 0, ARG_MAX, 0, "");
CTLFLAG_RD, 0, ARG_MAX, "");
SYSCTL_INT(_kern,KERN_POSIX1, posix1version,
CTLFLAG_RD, 0, _POSIX_VERSION, 0, "");
CTLFLAG_RD, 0, _POSIX_VERSION, "");
SYSCTL_INT(_kern,KERN_NGROUPS, ngroups,
CTLFLAG_RD, 0, NGROUPS_MAX, 0, "");
CTLFLAG_RD, 0, NGROUPS_MAX, "");
SYSCTL_INT(_kern,KERN_JOB_CONTROL, job_control,
CTLFLAG_RD, 0, 1, 0, "");
CTLFLAG_RD, 0, 1, "");
SYSCTL_INT(_kern,KERN_MAXFILES, maxfiles,
CTLFLAG_RW, &maxfiles, 0, 0, "");
CTLFLAG_RW, &maxfiles, 0, "");
#ifdef _POSIX_SAVED_IDS
SYSCTL_INT(_kern,KERN_SAVED_IDS, saved_ids,
CTLFLAG_RD, 0, 1, 0, "");
CTLFLAG_RD, 0, 1, "");
#else
SYSCTL_INT(_kern,KERN_SAVED_IDS, saved_ids,
CTLFLAG_RD, 0, 0, 0, "");
CTLFLAG_RD, 0, 0, "");
#endif
char kernelname[MAXPATHLEN] = "/kernel"; /* XXX bloat */
SYSCTL_STRING(_kern,KERN_BOOTFILE, bootfile,
CTLFLAG_RW, kernelname, sizeof kernelname, 0, "");
CTLFLAG_RW, kernelname, sizeof kernelname, "");
SYSCTL_STRUCT(_kern,KERN_BOOTTIME, boottime,
CTLFLAG_RW, &boottime, timeval, 0, "");
CTLFLAG_RW, &boottime, timeval, "");
SYSCTL_STRING(_hw,HW_MACHINE, machine,
CTLFLAG_RD, machine, 0, 0, "");
CTLFLAG_RD, machine, 0, "");
SYSCTL_STRING(_hw,HW_MACHINE, model,
CTLFLAG_RD, cpu_model, 0, 0, "");
CTLFLAG_RD, cpu_model, 0, "");
SYSCTL_INT(_hw,HW_NCPU, ncpu,
CTLFLAG_RD, 0, 1, 0, "");
CTLFLAG_RD, 0, 1, "");
SYSCTL_INT(_hw,HW_BYTEORDER, byteorder,
CTLFLAG_RD, 0, BYTE_ORDER, 0, "");
CTLFLAG_RD, 0, BYTE_ORDER, "");
SYSCTL_INT(_hw,HW_PAGESIZE, pagesize,
CTLFLAG_RD, 0, PAGE_SIZE, 0, "");
SYSCTL_INT(_hw,HW_FLOATINGPT, floatingpoint,
CTLFLAG_RD, &hw_float, 0, 0, "");
CTLFLAG_RD, 0, PAGE_SIZE, "");
/* END_MIB */
extern int vfs_update_wakeup;
extern int vfs_update_interval;
static int
sysctl_kern_updateinterval(oidp, when, error)
struct sysctl_oid *oidp;
int when;
int error;
sysctl_kern_updateinterval SYSCTL_HANDLER_ARGS
{
if (when == CTLAFTER && !error)
int error = sysctl_handle_int(oidp,
oidp->oid_arg1,oidp->oid_arg2,
oldp,oldlenp,newp,newlen);
if (!error)
wakeup(&vfs_update_wakeup);
return 0;
return error;
}
SYSCTL_INT(_kern,KERN_UPDATEINTERVAL, update,
CTLFLAG_RD, &vfs_update_interval, 0, sysctl_kern_updateinterval,"");
SYSCTL_PROC(_kern,KERN_UPDATEINTERVAL, update, CTLTYPE_INT|CTLFLAG_RD,
&vfs_update_interval, 0, sysctl_kern_updateinterval,"");
static int
do_int(oidp, oldp, oldlenp, newp, newlen)
struct sysctl_oid *oidp;
void *oldp;
size_t *oldlenp;
void *newp;
size_t newlen;
int
sysctl_handle_int SYSCTL_HANDLER_ARGS
{
int error = 0;
@ -181,7 +169,7 @@ do_int(oidp, oldp, oldlenp, newp, newlen)
return (ENOMEM);
/* If it is a constant, don't write */
if (newp && !oidp->oid_arg1)
if (newp && !arg1)
return (EPERM);
/* If we get more than an int */
@ -189,26 +177,20 @@ do_int(oidp, oldp, oldlenp, newp, newlen)
return (EINVAL);
*oldlenp = sizeof(int);
if (oldp && oidp->oid_arg1 )
error = copyout(oidp->oid_arg1, oldp, sizeof(int));
if (oldp && arg1 )
error = copyout(arg1, oldp, sizeof(int));
else if (oldp)
error = copyout(&oidp->oid_arg2, oldp, sizeof(int));
error = copyout(&arg2, oldp, sizeof(int));
if (error == 0 && newp)
error = copyin(newp, oidp->oid_arg1, sizeof(int));
error = copyin(newp, arg1, sizeof(int));
return (error);
}
static int
do_string(oidp, oldp, oldlenp, newp, newlen)
struct sysctl_oid *oidp;
void *oldp;
size_t *oldlenp;
void *newp;
size_t newlen;
int
sysctl_handle_string SYSCTL_HANDLER_ARGS
{
int len, error = 0, rval = 0;
int maxlen = oidp->oid_arg2;
char *str = (char *)(oidp->oid_arg1);
char *str = (char *)arg1;
len = strlen(str) + 1;
@ -217,7 +199,7 @@ do_string(oidp, oldp, oldlenp, newp, newlen)
rval = ENOMEM;
}
if (newp && newlen >= maxlen)
if (newp && newlen >= arg2)
return (EINVAL);
if (oldp) {
@ -235,40 +217,35 @@ do_string(oidp, oldp, oldlenp, newp, newlen)
return (rval);
}
static int
do_opaque(oidp, oldp, oldlenp, newp, newlen)
struct sysctl_oid *oidp;
void *oldp;
size_t *oldlenp;
void *newp;
size_t newlen;
int
sysctl_handle_opaque SYSCTL_HANDLER_ARGS
{
int error = 0, rval = 0;
char *str = (char *)(oidp->oid_arg1);
int len = oidp->oid_arg2;
if (oldp && *oldlenp < len) {
if (oldp && *oldlenp < arg2) {
return (ENOMEM);
}
if (newp && newlen != len)
if (newp && newlen != arg2)
return (EINVAL);
if (oldp) {
*oldlenp = len;
error = copyout(str, oldp, len);
*oldlenp = arg2;
error = copyout(arg1, oldp, arg2);
if (error)
rval = error;
}
if ((error == 0 || error == ENOMEM) && newp) {
error = copyin(newp, str, len);
error = copyin(newp, arg1, arg2);
if (error)
rval = error;
str[newlen] = 0;
}
return (rval);
}
#ifdef DEBUG
static sysctlfn debug_sysctl;
#endif
/*
* Locking and stats
@ -346,11 +323,6 @@ __sysctl(p, uap, retval)
(*oidp)->oid_name, (*oidp)->oid_kind, (*oidp)->oid_arg1);
#endif
if ((*oidp)->oid_handler) {
i = ((*oidp)->oid_handler) (*oidp,CTLBEFORE,0);
if (i)
return i;
}
if ((*oidp)->oid_kind & CTLFLAG_NOLOCK)
dolock = 0;
@ -376,33 +348,14 @@ __sysctl(p, uap, retval)
if (uap->new && !((*oidp)->oid_kind & CTLFLAG_WR))
return (EPERM);
switch ((*oidp)->oid_kind & CTLTYPE) {
case CTLTYPE_INT:
error = do_int(*oidp,
uap->old, &oldlen,
uap->new, uap->newlen);
break;
case CTLTYPE_STRING:
error = do_string(*oidp,
uap->old, &oldlen,
uap->new, uap->newlen);
break;
case CTLTYPE_OPAQUE:
error = do_opaque(*oidp,
uap->old, &oldlen,
uap->new, uap->newlen);
break;
default:
printf("sysctl not handled\n");
error = EINVAL;
break;
}
if ((*oidp)->oid_handler) {
i = ((*oidp)->oid_handler) (*oidp,CTLAFTER,error);
i = ((*oidp)->oid_handler) (*oidp,
(*oidp)->oid_arg1, (*oidp)->oid_arg2,
uap->old,&oldlen,uap->new,uap->newlen);
if (i)
error = i;
}
} else
return EINVAL;
goto over_and_out;
old:

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@ -40,17 +40,6 @@
#ifndef _SYS_SYSCTL_H_
#define _SYS_SYSCTL_H_
/*
* These are for the eproc structure defined below.
*/
#ifndef KERNEL
#include <sys/time.h>
#include <sys/ucred.h>
#include <sys/proc.h>
#include <vm/vm.h>
#endif
/*
* Definitions for sysctl call. The sysctl call uses a hierarchical name
* for objects that can be examined or modified. The name is expressed as
@ -74,7 +63,7 @@ struct ctlname {
int ctl_type; /* type of name */
};
#define CTLTYPE 0xf /* Mask */
#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 */
@ -85,12 +74,11 @@ struct ctlname {
#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_XLT 0x20000000 /* Variable is xlated by function */
#define CTLFLAG_NOLOCK 0x10000000 /* XXX Don't Lock */
#define CTLBEFORE 0
#define CTLAFTER 1
#define CTLFLAG_NOLOCK 0x20000000 /* XXX Don't Lock */
#ifdef KERNEL
#define SYSCTL_HANDLER_ARGS (struct sysctl_oid *oidp, void *arg1, int arg2,\
void *oldp, size_t *oldlenp, void *newp, size_t newlen )
struct sysctl_oid {
int oid_number;
@ -98,9 +86,12 @@ struct sysctl_oid {
void *oid_arg1;
int oid_arg2;
char *oid_name;
int (*oid_handler)(struct sysctl_oid *, int, int);
int (*oid_handler) SYSCTL_HANDLER_ARGS;
};
typedef int (*sysctl_handler)(struct sysctl_oid *, int, int);
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,number,name,kind,arg1,arg2,handler,descr) \
@ -116,29 +107,30 @@ typedef int (*sysctl_handler)(struct sysctl_oid *, int, int);
TEXT_SET(sysctl_##parent##_##name, sysctl__##parent##_##name);
/* This is a string len can be 0 to indicate '\0' termination */
#define SYSCTL_STRING(parent,number,name,access,arg,len,handler,descr) \
#define SYSCTL_STRING(parent,number,name,access,arg,len,descr) \
SYSCTL_OID(parent,number,name, CTLTYPE_STRING|access,\
arg,len,handler,descr);
arg,len,sysctl_handle_string,descr);
/* This is a integer, if ptr is NULL, val is returned */
#define SYSCTL_INT(parent,number,name,access,ptr,val,handler,descr) \
#define SYSCTL_INT(parent,number,name,access,ptr,val,descr) \
SYSCTL_OID(parent,number,name,CTLTYPE_INT|access,\
ptr,val,handler,descr);
ptr,val,sysctl_handle_int,descr);
/* This is anything, specified by a pointer and a lenth */
#define SYSCTL_OPAQUE(parent,number,name,access,ptr,len,handler,descr) \
#define SYSCTL_OPAQUE(parent,number,name,access,ptr,len,descr) \
SYSCTL_OID(parent,number,name,CTLTYPE_OPAQUE|access,\
ptr,len,handler,descr);
ptr,len,sysctl_handle_opaque,descr);
/* This is a struct, specified by a pointer and type */
#define SYSCTL_STRUCT(parent,number,name,access,ptr,type,handler,descr) \
#define SYSCTL_STRUCT(parent,number,name,access,ptr,type,descr) \
SYSCTL_OID(parent,number,name,CTLTYPE_OPAQUE|access,\
ptr,sizeof(struct type),handler,descr);
ptr,sizeof(struct type),sysctl_handle_opaque,descr);
/* Needs a proc. Specify by pointer and arg */
#define SYSCTL_PROC(parent,number,name,access,ptr,arg,handler,descr) \
SYSCTL_OID(parent,number,name,CTLTYPE_PROC|access,\
SYSCTL_OID(parent,number,name,access,\
ptr,arg,handler,descr);
#endif /* KERNEL */
/*
* Top-level identifiers
@ -254,37 +246,6 @@ typedef int (*sysctl_handler)(struct sysctl_oid *, int, int);
#define KERN_PROC_UID 5 /* by effective uid */
#define KERN_PROC_RUID 6 /* by real uid */
/*
* KERN_PROC subtype ops return arrays of augmented proc structures:
*/
struct kinfo_proc {
struct proc kp_proc; /* proc structure */
struct eproc {
struct proc *e_paddr; /* address of proc */
struct session *e_sess; /* session pointer */
struct pcred e_pcred; /* process credentials */
struct ucred e_ucred; /* current credentials */
struct vmspace e_vm; /* address space */
pid_t e_ppid; /* parent process id */
pid_t e_pgid; /* process group id */
short e_jobc; /* job control counter */
dev_t e_tdev; /* controlling tty dev */
pid_t e_tpgid; /* tty process group id */
struct session *e_tsess; /* tty session pointer */
#define WMESGLEN 7
char e_wmesg[WMESGLEN+1]; /* wchan message */
segsz_t e_xsize; /* text size */
short e_xrssize; /* text rss */
short e_xccount; /* text references */
short e_xswrss;
long e_flag;
#define EPROC_CTTY 0x01 /* controlling tty vnode active */
#define EPROC_SLEADER 0x02 /* session leader */
char e_login[MAXLOGNAME]; /* setlogin() name */
long e_spare[4];
} kp_eproc;
};
/*
* CTL_HW identifiers
*/
@ -400,7 +361,6 @@ extern struct ctldebug debug15, debug16, debug17, debug18, debug19;
#endif /* DEBUG */
extern char cpu_model[];
extern int hw_float;
extern char machine[];
extern char osrelease[];
extern char ostype[];
@ -432,7 +392,6 @@ int sysctl_string __P((void *, size_t *, void *, size_t, char *, int));
int sysctl_rdstring __P((void *, size_t *, void *, char *));
int sysctl_rdstruct __P((void *, size_t *, void *, void *, int));
int sysctl_struct __P((void *oldp, size_t *, void *, size_t, void *, int));
void fill_eproc __P((struct proc *, struct eproc *));
int sysctl_clockrate __P((char *, size_t*));
int sysctl_vnode __P((char *, size_t*));

View File

@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)user.h 8.2 (Berkeley) 9/23/93
* $Id: user.h,v 1.3 1994/08/21 04:42:10 paul Exp $
* $Id: user.h,v 1.4 1995/05/30 08:14:50 rgrimes Exp $
*/
#ifndef _SYS_USER_H_
@ -49,7 +49,46 @@
#include <sys/resourcevar.h>
#include <sys/signalvar.h>
#include <vm/vm.h> /* XXX */
#include <sys/sysctl.h>
#ifndef KERNEL
#include <sys/time.h>
#include <sys/ucred.h>
#include <sys/proc.h>
#include <vm/vm.h>
#endif
/*
* KERN_PROC subtype ops return arrays of augmented proc structures:
*/
struct kinfo_proc {
struct proc kp_proc; /* proc structure */
struct eproc {
struct proc *e_paddr; /* address of proc */
struct session *e_sess; /* session pointer */
struct pcred e_pcred; /* process credentials */
struct ucred e_ucred; /* current credentials */
struct vmspace e_vm; /* address space */
pid_t e_ppid; /* parent process id */
pid_t e_pgid; /* process group id */
short e_jobc; /* job control counter */
dev_t e_tdev; /* controlling tty dev */
pid_t e_tpgid; /* tty process group id */
struct session *e_tsess; /* tty session pointer */
#define WMESGLEN 7
char e_wmesg[WMESGLEN+1]; /* wchan message */
segsz_t e_xsize; /* text size */
short e_xrssize; /* text rss */
short e_xccount; /* text references */
short e_xswrss;
long e_flag;
#define EPROC_CTTY 0x01 /* controlling tty vnode active */
#define EPROC_SLEADER 0x02 /* session leader */
char e_login[MAXLOGNAME]; /* setlogin() name */
long e_spare[4];
} kp_eproc;
};
void fill_eproc __P((struct proc *, struct eproc *));
/*