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Annotation of 43BSDReno/sys/kern/kern_xxx.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1982, 1986, 1989 Regents of the University of California.
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution is only permitted until one year after the first shipment
                      6:  * of 4.4BSD by the Regents.  Otherwise, redistribution and use in source and
                      7:  * binary forms are permitted provided that: (1) source distributions retain
                      8:  * this entire copyright notice and comment, and (2) distributions including
                      9:  * binaries display the following acknowledgement:  This product includes
                     10:  * software developed by the University of California, Berkeley and its
                     11:  * contributors'' in the documentation or other materials provided with the
                     12:  * distribution and in all advertising materials mentioning features or use
                     13:  * of this software.  Neither the name of the University nor the names of
                     14:  * its contributors may be used to endorse or promote products derived from
                     15:  * this software without specific prior written permission.
                     16:  * THIS SOFTWARE IS PROVIDED AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
                     17:  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
                     18:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
                     19:  *
                     20:  *     @(#)kern_xxx.c  7.14 (Berkeley) 6/28/90
                     21:  */
                     22: 
                     23: #include "param.h"
                     24: #include "systm.h"
                     25: #include "user.h"
                     26: #include "kernel.h"
                     27: #include "proc.h"
                     28: #include "reboot.h"
                     29: 
                     30: /* ARGSUSED */
                     31: gethostid(p, uap, retval)
                     32:        struct proc *p;
                     33:        void *uap;
                     34:        long *retval;
                     35: {
                     36: 
                     37:        *retval = hostid;
                     38:        return (0);
                     39: }
                     40: 
                     41: sethostid(p, uap, retval)
                     42:        struct proc *p;
                     43:        struct args {
                     44:                long    hostid;
                     45:        } *uap;
                     46:        int *retval;
                     47: {
                     48:        int error;
                     49: 
                     50:        if (error = suser(u.u_cred, &u.u_acflag))
                     51:                return (error);
                     52:        hostid = uap->hostid;
                     53:        return (0);
                     54: }
                     55: 
                     56: /* ARGSUSED */
                     57: gethostname(p, uap, retval)
                     58:        struct proc *p;
                     59:        struct args {
                     60:                char    *hostname;
                     61:                u_int   len;
                     62:        } *uap;
                     63:        int *retval;
                     64: {
                     65: 
                     66:        if (uap->len > hostnamelen + 1)
                     67:                uap->len = hostnamelen + 1;
                     68:        return (copyout((caddr_t)hostname, (caddr_t)uap->hostname, uap->len));
                     69: }
                     70: 
                     71: /* ARGSUSED */
                     72: sethostname(p, uap, retval)
                     73:        struct proc *p;
                     74:        register struct args {
                     75:                char    *hostname;
                     76:                u_int   len;
                     77:        } *uap;
                     78:        int *retval;
                     79: {
                     80:        int error;
                     81: 
                     82:        if (error = suser(u.u_cred, &u.u_acflag))
                     83:                return (error);
                     84:        if (uap->len > sizeof (hostname) - 1)
                     85:                return (EINVAL);
                     86:        hostnamelen = uap->len;
                     87:        error = copyin((caddr_t)uap->hostname, hostname, uap->len);
                     88:        hostname[hostnamelen] = 0;
                     89:        return (error);
                     90: }
                     91: 
                     92: /* ARGSUSED */
                     93: reboot(p, uap, retval)
                     94:        struct proc *p;
                     95:        struct args {
                     96:                int     opt;
                     97:        } *uap;
                     98:        int *retval;
                     99: {
                    100:        int error;
                    101: 
                    102:        if (error = suser(u.u_cred, &u.u_acflag))
                    103:                return (error);
                    104:        boot(uap->opt);
                    105:        return (0);
                    106: }
                    107: 
                    108: ovhangup()
                    109: {
                    110: 
                    111:        return (EINVAL);
                    112: }
                    113: 
                    114: oldquota()
                    115: {
                    116: 
                    117:        return (EINVAL);
                    118: }

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