/* * Copyright (c) 1992, 1993 * The Regents of the University of California. All rights reserved. * * This software was developed by the Computer Systems Engineering group * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and * contributed to Berkeley. * * 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, Lawrence Berkeley Laboratory. * * 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. * * @(#)sun_misc.c 8.1 (Berkeley) 6/18/93 * * from: Header: sun_misc.c,v 1.16 93/04/07 02:46:27 torek Exp * $Id: ultrix_misc.c,v 1.3 1994/06/22 03:37:17 glass Exp $ */ /* * SunOS compatibility module. * * SunOS system calls that are implemented differently in BSD are * handled here. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include struct ultrix_waitpid_args { int pid; int *status; int options; struct rusage *rusage; }; ultrix_waitpid(p, uap, retval) struct proc *p; struct ultrix_waitpid_args *uap; int *retval; { uap->rusage = 0; return (wait4(p, uap, retval)); } struct sun_wait4_args { int pid; int *status; int options; struct rusage *rusage; int compat; }; sun_wait4(p, uap, retval) struct proc *p; struct sun_wait4_args *uap; int *retval; { if (uap->pid == 0) uap->pid = WAIT_ANY; return (wait4(p, uap, retval)); } struct sun_wait3_args { int *status; int options; struct rusage *rusage; }; sun_wait3(p, uap, retval) struct proc *p; struct sun_wait3_args *uap; int *retval; { struct sun_wait4_args ua; if (uap == NULL) panic("uap == NULL"); ua.pid = -1; ua.status = uap->status; ua.options = uap->options; ua.rusage = uap->rusage; return (wait4(p, &ua, retval)); } struct sun_creat_args { char *fname; int fmode; }; sun_creat(p, uap, retval) struct proc *p; struct sun_creat_args *uap; int *retval; { struct args { char *fname; int mode; int crtmode; } openuap; openuap.fname = uap->fname; openuap.crtmode = uap->fmode; openuap.mode = O_WRONLY | O_CREAT | O_TRUNC; return (open(p, &openuap, retval)); } struct sun_execv_args { char *fname; char **argp; char **envp; /* pseudo */ }; sun_execv(p, uap, retval) struct proc *p; struct sun_execv_args *uap; int *retval; { uap->envp = NULL; return (execve(p, uap, retval)); } struct sun_omsync_args { caddr_t addr; int len; int flags; }; sun_omsync(p, uap, retval) struct proc *p; struct sun_omsync_args *uap; int *retval; { if (uap->flags) return (EINVAL); return (msync(p, uap, retval)); } struct sun_unmount_args { char *name; int flags; /* pseudo */ }; sun_unmount(p, uap, retval) struct proc *p; struct sun_unmount_args *uap; int *retval; { uap->flags = 0; return (unmount(p, uap, retval)); } #define SUNM_RDONLY 0x01 /* mount fs read-only */ #define SUNM_NOSUID 0x02 /* mount fs with setuid disallowed */ #define SUNM_NEWTYPE 0x04 /* type is string (char *), not int */ #define SUNM_GRPID 0x08 /* (bsd semantics; ignored) */ #define SUNM_REMOUNT 0x10 /* update existing mount */ #define SUNM_NOSUB 0x20 /* prevent submounts (rejected) */ #define SUNM_MULTI 0x40 /* (ignored) */ #define SUNM_SYS5 0x80 /* Sys 5-specific semantics (rejected) */ struct sun_nfs_args { struct sockaddr_in *addr; /* file server address */ caddr_t fh; /* file handle to be mounted */ int flags; /* flags */ int wsize; /* write size in bytes */ int rsize; /* read size in bytes */ int timeo; /* initial timeout in .1 secs */ int retrans; /* times to retry send */ char *hostname; /* server's hostname */ int acregmin; /* attr cache file min secs */ int acregmax; /* attr cache file max secs */ int acdirmin; /* attr cache dir min secs */ int acdirmax; /* attr cache dir max secs */ char *netname; /* server's netname */ struct pathcnf *pathconf; /* static pathconf kludge */ }; struct sun_mount_args { char *type; char *dir; int flags; caddr_t data; }; sun_mount(p, uap, retval) struct proc *p; struct sun_mount_args *uap; int *retval; { int oflags = uap->flags, nflags, error; extern char sigcode[], esigcode[]; char fsname[MFSNAMELEN]; #define szsigcode (esigcode - sigcode) if (oflags & (SUNM_NOSUB | SUNM_SYS5)) return (EINVAL); if ((oflags & SUNM_NEWTYPE) == 0) return (EINVAL); nflags = 0; if (oflags & SUNM_RDONLY) nflags |= MNT_RDONLY; if (oflags & SUNM_NOSUID) nflags |= MNT_NOSUID; if (oflags & SUNM_REMOUNT) nflags |= MNT_UPDATE; uap->flags = nflags; if (error = copyinstr((caddr_t)uap->type, fsname, sizeof fsname, (u_int *)0)) return (error); if (strcmp(fsname, "4.2") == 0) { uap->type = (caddr_t)ALIGN(PS_STRINGS - szsigcode - STACKGAPLEN); if (error = copyout("ufs", uap->type, sizeof("ufs"))) return (error); } else if (strcmp(fsname, "nfs") == 0) { struct sun_nfs_args sna; struct sockaddr_in sain; struct nfs_args na; struct sockaddr sa; if (error = copyin(uap->data, &sna, sizeof sna)) return (error); if (error = copyin(sna.addr, &sain, sizeof sain)) return (error); bcopy(&sain, &sa, sizeof sa); sa.sa_len = sizeof(sain); uap->data = (caddr_t)ALIGN(PS_STRINGS - szsigcode - STACKGAPLEN); na.addr = (struct sockaddr *)((int)uap->data + sizeof na); na.sotype = SOCK_DGRAM; na.proto = IPPROTO_UDP; na.fh = (nfsv2fh_t *)sna.fh; na.flags = sna.flags; na.wsize = sna.wsize; na.rsize = sna.rsize; na.timeo = sna.timeo; na.retrans = sna.retrans; na.hostname = sna.hostname; if (error = copyout(&sa, na.addr, sizeof sa)) return (error); if (error = copyout(&na, uap->data, sizeof na)) return (error); } return (mount(p, uap, retval)); } #if defined(NFSCLIENT) async_daemon(p, uap, retval) struct proc *p; void *uap; int *retval; { struct nfssvc_args { int flag; caddr_t argp; } args; args.flag = NFSSVC_BIOD; return nfssvc(p, &args, retval); } #endif /* NFSCLIENT */ struct sun_sigpending_args { int *mask; }; sun_sigpending(p, uap, retval) struct proc *p; struct sun_sigpending_args *uap; int *retval; { int mask = p->p_siglist & p->p_sigmask; return (copyout((caddr_t)&mask, (caddr_t)uap->mask, sizeof(int))); } /* XXX: Temporary until sys/dir.h, include/dirent.h and sys/dirent.h are fixed */ struct dirent { u_long d_fileno; /* file number of entry */ u_short d_reclen; /* length of this record */ u_short d_namlen; /* length of string in d_name */ char d_name[255 + 1]; /* name must be no longer than this */ }; /* * Here is the sun layout. (Compare the BSD layout in .) * We can assume big-endian, so the BSD d_type field is just the high * byte of the SunOS d_namlen field, after adjusting for the extra "long". */ struct sun_dirent { long d_off; u_long d_fileno; u_short d_reclen; u_short d_namlen; char d_name[256]; }; /* * Read Sun-style directory entries. We suck them into kernel space so * that they can be massaged before being copied out to user code. Like * SunOS, we squish out `empty' entries. * * This is quite ugly, but what do you expect from compatibility code? */ struct sun_getdents_args { int fd; char *buf; int nbytes; }; sun_getdents(p, uap, retval) struct proc *p; register struct sun_getdents_args *uap; int *retval; { register struct vnode *vp; register caddr_t inp, buf; /* BSD-format */ register int len, reclen; /* BSD-format */ register caddr_t outp; /* Sun-format */ register int resid; /* Sun-format */ struct file *fp; struct uio auio; struct iovec aiov; off_t off; /* true file offset */ long soff; /* Sun file offset */ int buflen, error, eofflag; #define BSD_DIRENT(cp) ((struct dirent *)(cp)) #define SUN_RECLEN(reclen) (reclen + sizeof(long)) if ((error = getvnode(p->p_fd, uap->fd, &fp)) != 0) return (error); if ((fp->f_flag & FREAD) == 0) return (EBADF); vp = (struct vnode *)fp->f_data; if (vp->v_type != VDIR) /* XXX vnode readdir op should do this */ return (EINVAL); buflen = min(MAXBSIZE, uap->nbytes); buf = malloc(buflen, M_TEMP, M_WAITOK); VOP_LOCK(vp); off = fp->f_offset; again: aiov.iov_base = buf; aiov.iov_len = buflen; auio.uio_iov = &aiov; auio.uio_iovcnt = 1; auio.uio_rw = UIO_READ; auio.uio_segflg = UIO_SYSSPACE; auio.uio_procp = p; auio.uio_resid = buflen; auio.uio_offset = off; /* * First we read into the malloc'ed buffer, then * we massage it into user space, one record at a time. */ if (error = VOP_READDIR(vp, &auio, fp->f_cred, &eofflag, (u_long *)0, 0)) goto out; inp = buf; outp = uap->buf; resid = uap->nbytes; if ((len = buflen - auio.uio_resid) == 0) goto eof; for (; len > 0; len -= reclen) { reclen = ((struct dirent *)inp)->d_reclen; if (reclen & 3) panic("sun_getdents"); off += reclen; /* each entry points to next */ if (BSD_DIRENT(inp)->d_fileno == 0) { inp += reclen; /* it is a hole; squish it out */ continue; } if (reclen > len || resid < SUN_RECLEN(reclen)) { /* entry too big for buffer, so just stop */ outp++; break; } /* * Massage in place to make a Sun-shaped dirent (otherwise * we have to worry about touching user memory outside of * the copyout() call). */ BSD_DIRENT(inp)->d_reclen = SUN_RECLEN(reclen); #if notdef BSD_DIRENT(inp)->d_type = 0; /* 4.4 specific */ #endif soff = off; if ((error = copyout((caddr_t)&soff, outp, sizeof soff)) != 0 || (error = copyout(inp, outp + sizeof soff, reclen)) != 0) goto out; /* advance past this real entry */ inp += reclen; /* advance output past Sun-shaped entry */ outp += SUN_RECLEN(reclen); resid -= SUN_RECLEN(reclen); } /* if we squished out the whole block, try again */ if (outp == uap->buf) goto again; fp->f_offset = off; /* update the vnode offset */ eof: *retval = uap->nbytes - resid; out: VOP_UNLOCK(vp); free(buf, M_TEMP); return (error); } #define SUN__MAP_NEW 0x80000000 /* if not, old mmap & cannot handle */ struct sun_mmap_args { caddr_t addr; size_t len; int prot; int flags; int fd; long off; /* not off_t! */ off_t qoff; /* created here and fed to mmap() */ }; sun_mmap(p, uap, retval) register struct proc *p; register struct sun_mmap_args *uap; int *retval; { register struct filedesc *fdp; register struct file *fp; register struct vnode *vp; /* * Verify the arguments. */ if (uap->prot & ~(PROT_READ|PROT_WRITE|PROT_EXEC)) return (EINVAL); /* XXX still needed? */ if ((uap->flags & SUN__MAP_NEW) == 0) return (EINVAL); uap->flags &= ~SUN__MAP_NEW; if ((uap->flags & MAP_FIXED) == 0 && uap->addr != 0 && uap->addr < (caddr_t)round_page(p->p_vmspace->vm_daddr+MAXDSIZ)) uap->addr = (caddr_t)round_page(p->p_vmspace->vm_daddr+MAXDSIZ); /* * Special case: if fd refers to /dev/zero, map as MAP_ANON. (XXX) */ fdp = p->p_fd; if ((unsigned)uap->fd < fdp->fd_nfiles && /*XXX*/ (fp = fdp->fd_ofiles[uap->fd]) != NULL && /*XXX*/ fp->f_type == DTYPE_VNODE && /*XXX*/ (vp = (struct vnode *)fp->f_data)->v_type == VCHR && /*XXX*/ iszerodev(vp->v_rdev)) { /*XXX*/ uap->flags |= MAP_ANON; uap->fd = -1; } uap->qoff = uap->off; return (mmap(p, uap, retval)); } #define MC_SYNC 1 #define MC_LOCK 2 #define MC_UNLOCK 3 #define MC_ADVISE 4 #define MC_LOCKAS 5 #define MC_UNLOCKAS 6 struct sun_mctl_args { caddr_t addr; size_t len; int func; void *arg; }; sun_mctl(p, uap, retval) register struct proc *p; register struct sun_mctl_args *uap; int *retval; { switch (uap->func) { case MC_ADVISE: /* ignore for now */ return (0); case MC_SYNC: /* translate to msync */ return (msync(p, uap, retval)); default: return (EINVAL); } } struct sun_setsockopt_args { int s; int level; int name; caddr_t val; int valsize; }; sun_setsockopt(p, uap, retval) struct proc *p; register struct sun_setsockopt_args *uap; int *retval; { struct file *fp; struct mbuf *m = NULL; int error; if (error = getsock(p->p_fd, uap->s, &fp)) return (error); #define SO_DONTLINGER (~SO_LINGER) if (uap->name == SO_DONTLINGER) { m = m_get(M_WAIT, MT_SOOPTS); if (m == NULL) return (ENOBUFS); mtod(m, struct linger *)->l_onoff = 0; m->m_len = sizeof(struct linger); return (sosetopt((struct socket *)fp->f_data, uap->level, SO_LINGER, m)); } if (uap->valsize > MLEN) return (EINVAL); if (uap->val) { m = m_get(M_WAIT, MT_SOOPTS); if (m == NULL) return (ENOBUFS); if (error = copyin(uap->val, mtod(m, caddr_t), (u_int)uap->valsize)) { (void) m_free(m); return (error); } m->m_len = uap->valsize; } return (sosetopt((struct socket *)fp->f_data, uap->level, uap->name, m)); } struct sun_fchroot_args { int fdes; }; sun_fchroot(p, uap, retval) register struct proc *p; register struct sun_fchroot_args *uap; int *retval; { register struct filedesc *fdp = p->p_fd; register struct vnode *vp; struct file *fp; int error; if ((error = suser(p->p_ucred, &p->p_acflag)) != 0) return (error); if ((error = getvnode(fdp, uap->fdes, &fp)) != 0) return (error); vp = (struct vnode *)fp->f_data; VOP_LOCK(vp); if (vp->v_type != VDIR) error = ENOTDIR; else error = VOP_ACCESS(vp, VEXEC, p->p_ucred, p); VOP_UNLOCK(vp); if (error) return (error); VREF(vp); if (fdp->fd_rdir != NULL) vrele(fdp->fd_rdir); fdp->fd_rdir = vp; return (0); } /* * XXX: This needs cleaning up. */ sun_auditsys(...) { return 0; } struct sun_utsname { char sysname[9]; char nodename[9]; char nodeext[65-9]; char release[9]; char version[9]; char machine[9]; }; struct sun_uname_args { struct sun_utsname *name; }; sun_uname(p, uap, retval) struct proc *p; struct sun_uname_args *uap; int *retval; { struct sun_utsname sut; extern char ostype[], machine[], osrelease[]; bzero(&sut, sizeof(sut)); bcopy(ostype, sut.sysname, sizeof(sut.sysname) - 1); bcopy(hostname, sut.nodename, sizeof(sut.nodename)); sut.nodename[sizeof(sut.nodename)-1] = '\0'; bcopy(osrelease, sut.release, sizeof(sut.release) - 1); bcopy("1", sut.version, sizeof(sut.version) - 1); bcopy(machine, sut.machine, sizeof(sut.machine) - 1); return copyout((caddr_t)&sut, (caddr_t)uap->name, sizeof(struct sun_utsname)); } struct sun_setpgid_args { int pid; /* target process id */ int pgid; /* target pgrp id */ }; int sun_setpgid(p, uap, retval) struct proc *p; struct sun_setpgid_args *uap; int *retval; { /* * difference to our setpgid call is to include backwards * compatibility to pre-setsid() binaries. Do setsid() * instead of setpgid() in those cases where the process * tries to create a new session the old way. */ if (!uap->pgid && (!uap->pid || uap->pid == p->p_pid)) return setsid(p, uap, retval); else return setpgid(p, uap, retval); } struct sun_open_args { char *fname; int fmode; int crtmode; }; sun_open(p, uap, retval) struct proc *p; struct sun_open_args *uap; int *retval; { int l, r; int noctty = uap->fmode & 0x8000; int ret; /* convert mode into NetBSD mode */ l = uap->fmode; r = (l & (0x0001 | 0x0002 | 0x0008 | 0x0040 | 0x0200 | 0x0400 | 0x0800)); r |= ((l & (0x0004 | 0x1000 | 0x4000)) ? O_NONBLOCK : 0); r |= ((l & 0x0080) ? O_SHLOCK : 0); r |= ((l & 0x0100) ? O_EXLOCK : 0); r |= ((l & 0x2000) ? O_FSYNC : 0); uap->fmode = r; ret = open(p, uap, retval); if (!ret && !noctty && SESS_LEADER(p) && !(p->p_flag & P_CONTROLT)) { struct filedesc *fdp = p->p_fd; struct file *fp = fdp->fd_ofiles[*retval]; /* ignore any error, just give it a try */ if (fp->f_type == DTYPE_VNODE) (fp->f_ops->fo_ioctl)(fp, TIOCSCTTY, (caddr_t) 0, p); } return ret; } #if defined (NFSSERVER) struct nfssvc_args { int fd; caddr_t mskval; int msklen; caddr_t mtchval; int mtchlen; }; struct sun_nfssvc_args { int fd; }; sun_nfssvc(p, uap, retval) struct proc *p; struct sun_nfssvc_args *uap; int *retval; { struct nfssvc_args outuap; struct sockaddr sa; int error; extern char sigcode[], esigcode[]; bzero(&outuap, sizeof outuap); outuap.fd = uap->fd; outuap.mskval = (caddr_t)ALIGN(PS_STRINGS - szsigcode - STACKGAPLEN); outuap.msklen = sizeof sa; outuap.mtchval = outuap.mskval + sizeof sa; outuap.mtchlen = sizeof sa; bzero(&sa, sizeof sa); if (error = copyout(&sa, outuap.mskval, outuap.msklen)) return (error); if (error = copyout(&sa, outuap.mtchval, outuap.mtchlen)) return (error); return nfssvc(p, &outuap, retval); } #endif /* NFSSERVER */ struct sun_ustat { daddr_t f_tfree; /* total free */ ino_t f_tinode; /* total inodes free */ char f_fname[6]; /* filsys name */ char f_fpack[6]; /* filsys pack name */ }; struct sun_ustat_args { int dev; struct sun_ustat *buf; }; sun_ustat(p, uap, retval) struct proc *p; struct sun_ustat_args *uap; int *retval; { struct sun_ustat us; int error; bzero(&us, sizeof us); /* * XXX: should set f_tfree and f_tinode at least * How do we translate dev -> fstat? (and then to sun_ustat) */ if (error = copyout(&us, uap->buf, sizeof us)) return (error); return 0; } struct sun_quotactl_args { int cmd; char *special; int uid; caddr_t addr; }; sun_quotactl(p, uap, retval) struct proc *p; struct sun_quotactl_args *uap; int *retval; { return EINVAL; } sun_vhangup(p, uap, retval) struct proc *p; void *uap; int *retval; { return 0; } struct sun_statfs { long f_type; /* type of info, zero for now */ long f_bsize; /* fundamental file system block size */ long f_blocks; /* total blocks in file system */ long f_bfree; /* free blocks */ long f_bavail; /* free blocks available to non-super-user */ long f_files; /* total file nodes in file system */ long f_ffree; /* free file nodes in fs */ fsid_t f_fsid; /* file system id */ long f_spare[7]; /* spare for later */ }; static sunstatfs(sp, buf) struct statfs *sp; caddr_t buf; { struct sun_statfs ssfs; bzero(&ssfs, sizeof ssfs); ssfs.f_type = 0; ssfs.f_bsize = sp->f_bsize; ssfs.f_blocks = sp->f_blocks; ssfs.f_bfree = sp->f_bfree; ssfs.f_bavail = sp->f_bavail; ssfs.f_files = sp->f_files; ssfs.f_ffree = sp->f_ffree; ssfs.f_fsid = sp->f_fsid; return copyout((caddr_t)&ssfs, buf, sizeof ssfs); } struct sun_statfs_args { char *path; struct sun_statfs *buf; }; sun_statfs(p, uap, retval) struct proc *p; struct sun_statfs_args *uap; int *retval; { register struct mount *mp; register struct statfs *sp; int error; struct nameidata nd; NDINIT(&nd, LOOKUP, FOLLOW, UIO_USERSPACE, uap->path, p); if (error = namei(&nd)) return (error); mp = nd.ni_vp->v_mount; sp = &mp->mnt_stat; vrele(nd.ni_vp); if (error = VFS_STATFS(mp, sp, p)) return (error); sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK; return sunstatfs(sp, (caddr_t)uap->buf); } struct sun_fstatfs_args { int fd; struct sun_statfs *buf; }; sun_fstatfs(p, uap, retval) struct proc *p; struct sun_fstatfs_args *uap; int *retval; { struct file *fp; struct mount *mp; register struct statfs *sp; int error; if (error = getvnode(p->p_fd, uap->fd, &fp)) return (error); mp = ((struct vnode *)fp->f_data)->v_mount; sp = &mp->mnt_stat; if (error = VFS_STATFS(mp, sp, p)) return (error); sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK; return sunstatfs(sp, (caddr_t)uap->buf); } struct sun_exportfs_args { char *path; char *ex; /* struct sun_export * */ }; sun_exportfs(p, uap, retval) struct proc *p; struct sun_exportfs_args *uap; int *retval; { /* * XXX: should perhaps translate into a mount(2) * with MOUNT_EXPORT? */ return 0; } struct sun_mknod_args { char *fname; int fmode; int dev; }; sun_mknod(p, uap, retval) struct proc *p; struct sun_mknod_args *uap; int *retval; { if (S_ISFIFO(uap->fmode)) return mkfifo(p, uap, retval); return mknod(p, uap, retval); } #define SUN_SC_ARG_MAX 1 #define SUN_SC_CHILD_MAX 2 #define SUN_SC_CLK_TCK 3 #define SUN_SC_NGROUPS_MAX 4 #define SUN_SC_OPEN_MAX 5 #define SUN_SC_JOB_CONTROL 6 #define SUN_SC_SAVED_IDS 7 #define SUN_SC_VERSION 8 struct sun_sysconf_args { int name; }; sun_sysconf(p, uap, retval) struct proc *p; struct sun_sysconf_args *uap; int *retval; { extern int maxfiles; switch(uap->name) { case SUN_SC_ARG_MAX: *retval = ARG_MAX; break; case SUN_SC_CHILD_MAX: *retval = maxproc; break; case SUN_SC_CLK_TCK: *retval = 60; /* should this be `hz', ie. 100? */ break; case SUN_SC_NGROUPS_MAX: *retval = NGROUPS_MAX; break; case SUN_SC_OPEN_MAX: *retval = maxfiles; break; case SUN_SC_JOB_CONTROL: *retval = 1; break; case SUN_SC_SAVED_IDS: #ifdef _POSIX_SAVED_IDS *retval = 1; #else *retval = 0; #endif break; case SUN_SC_VERSION: *retval = 198808; break; default: return EINVAL; } return 0; } #define SUN_RLIMIT_NOFILE 6 /* Other RLIMIT_* are the same */ #define SUN_RLIM_NLIMITS 7 struct sun_getrlimit_args { int which; struct orlimit *rlp; }; sun_getrlimit(p, uap, retval) struct proc *p; struct sun_getrlimit_args *uap; int *retval; { if (uap->which >= SUN_RLIM_NLIMITS) return EINVAL; if (uap->which == SUN_RLIMIT_NOFILE) uap->which = RLIMIT_NOFILE; return ogetrlimit(p, uap, retval); } struct sun_setrlimit_args { int which; struct orlimit *rlp; }; sun_setrlimit(p, uap, retval) struct proc *p; struct sun_getrlimit_args *uap; int *retval; { if (uap->which >= SUN_RLIM_NLIMITS) return EINVAL; if (uap->which == SUN_RLIMIT_NOFILE) uap->which = RLIMIT_NOFILE; return osetrlimit(p, uap, retval); }