1 /* $Id: sys_sunos32.c,v 1.64 2002/02/09 19:49:31 davem Exp $
2 * sys_sunos32.c: SunOS binary compatibility layer on sparc64.
4 * Copyright (C) 1995, 1996, 1997 David S. Miller (davem@caip.rutgers.edu)
5 * Copyright (C) 1995 Miguel de Icaza (miguel@nuclecu.unam.mx)
7 * Based upon preliminary work which is:
9 * Copyright (C) 1995 Adrian M. Rodriguez (adrian@remus.rutgers.edu)
12 #include <linux/kernel.h>
13 #include <linux/sched.h>
14 #include <linux/types.h>
15 #include <linux/compat.h>
16 #include <linux/mman.h>
18 #include <linux/swap.h>
20 #include <linux/file.h>
21 #include <linux/resource.h>
22 #include <linux/ipc.h>
23 #include <linux/shm.h>
24 #include <linux/msg.h>
25 #include <linux/sem.h>
26 #include <linux/signal.h>
27 #include <linux/uio.h>
28 #include <linux/utsname.h>
29 #include <linux/major.h>
30 #include <linux/stat.h>
31 #include <linux/slab.h>
32 #include <linux/pagemap.h>
33 #include <linux/errno.h>
34 #include <linux/smp.h>
35 #include <linux/smp_lock.h>
36 #include <linux/syscalls.h>
38 #include <asm/uaccess.h>
40 #include <asm/pgtable.h>
41 #include <asm/pconf.h>
42 #include <asm/idprom.h> /* for gethostid() */
43 #include <asm/unistd.h>
44 #include <asm/system.h>
46 /* For the nfs mount emulation */
47 #include <linux/socket.h>
49 #include <linux/nfs.h>
50 #include <linux/nfs2.h>
51 #include <linux/nfs_mount.h>
53 /* for sunos_select */
54 #include <linux/time.h>
55 #include <linux/personality.h>
58 #include <linux/socket.h>
60 #include <net/compat.h>
62 /* Use this to get at 32-bit user passed pointers. */
64 ({ unsigned long __ret; \
65 __asm__ ("srl %0, 0, %0" \
71 #define SUNOS_NR_OPEN 256
73 asmlinkage u32 sunos_mmap(u32 addr, u32 len, u32 prot, u32 flags, u32 fd, u32 off)
75 struct file *file = NULL;
76 unsigned long retval, ret_type;
78 if (flags & MAP_NORESERVE) {
81 printk("%s: unimplemented SunOS MAP_NORESERVE mmap() flag\n",
83 flags &= ~MAP_NORESERVE;
86 if (!(flags & MAP_ANONYMOUS)) {
88 if (fd >= SUNOS_NR_OPEN)
93 inode = file->f_dentry->d_inode;
94 if (imajor(inode) == MEM_MAJOR && iminor(inode) == 5) {
95 flags |= MAP_ANONYMOUS;
102 if (!(flags & MAP_FIXED))
104 else if (len > 0xf0000000 || addr > 0xf0000000 - len)
106 ret_type = flags & _MAP_NEW;
109 flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
110 down_write(¤t->mm->mmap_sem);
111 retval = do_mmap(file,
112 (unsigned long) addr, (unsigned long) len,
113 (unsigned long) prot, (unsigned long) flags,
114 (unsigned long) off);
115 up_write(¤t->mm->mmap_sem);
117 retval = ((retval < 0xf0000000) ? 0 : retval);
125 asmlinkage int sunos_mctl(u32 addr, u32 len, int function, u32 arg)
130 asmlinkage int sunos_brk(u32 baddr)
132 int freepages, retval = -ENOMEM;
134 unsigned long newbrk, oldbrk, brk = (unsigned long) baddr;
136 down_write(¤t->mm->mmap_sem);
137 if (brk < current->mm->end_code)
139 newbrk = PAGE_ALIGN(brk);
140 oldbrk = PAGE_ALIGN(current->mm->brk);
142 if (oldbrk == newbrk) {
143 current->mm->brk = brk;
146 /* Always allow shrinking brk. */
147 if (brk <= current->mm->brk) {
148 current->mm->brk = brk;
149 do_munmap(current->mm, newbrk, oldbrk-newbrk);
152 /* Check against rlimit and stack.. */
154 rlim = current->rlim[RLIMIT_DATA].rlim_cur;
155 if (rlim >= RLIM_INFINITY)
157 if (brk - current->mm->end_code > rlim)
159 /* Check against existing mmap mappings. */
160 if (find_vma_intersection(current->mm, oldbrk, newbrk+PAGE_SIZE))
162 /* stupid algorithm to decide if we have enough memory: while
163 * simple, it hopefully works in most obvious cases.. Easy to
164 * fool it, but this should catch most mistakes.
166 freepages = get_page_cache_size();
168 freepages += nr_free_pages();
169 freepages += nr_swap_pages;
170 freepages -= num_physpages >> 4;
171 freepages -= (newbrk-oldbrk) >> PAGE_SHIFT;
174 /* Ok, we have probably got enough memory - let it rip. */
175 current->mm->brk = brk;
176 do_brk(oldbrk, newbrk-oldbrk);
179 up_write(¤t->mm->mmap_sem);
183 asmlinkage u32 sunos_sbrk(int increment)
187 /* This should do it hopefully... */
188 oldbrk = (int)current->mm->brk;
189 error = sunos_brk(((int) current->mm->brk) + increment);
195 asmlinkage u32 sunos_sstk(int increment)
197 printk("%s: Call to sunos_sstk(increment<%d>) is unsupported\n",
198 current->comm, increment);
203 /* Give hints to the kernel as to what paging strategy to use...
204 * Completely bogus, don't remind me.
206 #define VA_NORMAL 0 /* Normal vm usage expected */
207 #define VA_ABNORMAL 1 /* Abnormal/random vm usage probable */
208 #define VA_SEQUENTIAL 2 /* Accesses will be of a sequential nature */
209 #define VA_INVALIDATE 3 /* Page table entries should be flushed ??? */
210 static char *vstrings[] = {
217 asmlinkage void sunos_vadvise(u32 strategy)
221 /* I wanna see who uses this... */
223 printk("%s: Advises us to use %s paging strategy\n",
225 strategy <= 3 ? vstrings[strategy] : "BOGUS");
228 /* This just wants the soft limit (ie. rlim_cur element) of the RLIMIT_NOFILE
229 * resource limit and is for backwards compatibility with older sunos
232 asmlinkage int sunos_getdtablesize(void)
234 return SUNOS_NR_OPEN;
238 #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
240 asmlinkage u32 sunos_sigblock(u32 blk_mask)
244 spin_lock_irq(¤t->sighand->siglock);
245 old = (u32) current->blocked.sig[0];
246 current->blocked.sig[0] |= (blk_mask & _BLOCKABLE);
248 spin_unlock_irq(¤t->sighand->siglock);
252 asmlinkage u32 sunos_sigsetmask(u32 newmask)
256 spin_lock_irq(¤t->sighand->siglock);
257 retval = (u32) current->blocked.sig[0];
258 current->blocked.sig[0] = (newmask & _BLOCKABLE);
260 spin_unlock_irq(¤t->sighand->siglock);
264 /* SunOS getdents is very similar to the newer Linux (iBCS2 compliant) */
265 /* getdents system call, the format of the structure just has a different */
266 /* layout (d_off+d_ino instead of d_ino+d_off) */
267 struct sunos_dirent {
275 struct sunos_dirent_callback {
276 struct sunos_dirent *curr;
277 struct sunos_dirent *previous;
282 #define NAME_OFFSET(de) ((int) ((de)->d_name - (char *) (de)))
283 #define ROUND_UP(x) (((x)+sizeof(s32)-1) & ~(sizeof(s32)-1))
285 static int sunos_filldir(void * __buf, const char * name, int namlen,
286 loff_t offset, ino_t ino, unsigned int d_type)
288 struct sunos_dirent * dirent;
289 struct sunos_dirent_callback * buf = (struct sunos_dirent_callback *) __buf;
290 int reclen = ROUND_UP(NAME_OFFSET(dirent) + namlen + 1);
292 buf->error = -EINVAL; /* only used if we fail.. */
293 if (reclen > buf->count)
295 dirent = buf->previous;
297 put_user(offset, &dirent->d_off);
299 buf->previous = dirent;
300 put_user(ino, &dirent->d_ino);
301 put_user(namlen, &dirent->d_namlen);
302 put_user(reclen, &dirent->d_reclen);
303 copy_to_user(dirent->d_name, name, namlen);
304 put_user(0, dirent->d_name + namlen);
305 dirent = (void *) dirent + reclen;
307 buf->count -= reclen;
311 asmlinkage int sunos_getdents(unsigned int fd, u32 u_dirent, int cnt)
314 struct sunos_dirent * lastdirent;
315 struct sunos_dirent_callback buf;
317 void *dirent = (void *)A(u_dirent);
319 if(fd >= SUNOS_NR_OPEN)
327 if(cnt < (sizeof(struct sunos_dirent) + 255))
330 buf.curr = (struct sunos_dirent *) dirent;
335 error = vfs_readdir(file, sunos_filldir, &buf);
339 lastdirent = buf.previous;
342 put_user(file->f_pos, &lastdirent->d_off);
343 error = cnt - buf.count;
352 /* Old sunos getdirentries, severely broken compatibility stuff here. */
353 struct sunos_direntry {
360 struct sunos_direntry_callback {
361 struct sunos_direntry *curr;
362 struct sunos_direntry *previous;
367 static int sunos_filldirentry(void * __buf, const char * name, int namlen,
368 loff_t offset, ino_t ino, unsigned int d_type)
370 struct sunos_direntry * dirent;
371 struct sunos_direntry_callback * buf = (struct sunos_direntry_callback *) __buf;
372 int reclen = ROUND_UP(NAME_OFFSET(dirent) + namlen + 1);
374 buf->error = -EINVAL; /* only used if we fail.. */
375 if (reclen > buf->count)
377 dirent = buf->previous;
379 buf->previous = dirent;
380 put_user(ino, &dirent->d_ino);
381 put_user(namlen, &dirent->d_namlen);
382 put_user(reclen, &dirent->d_reclen);
383 copy_to_user(dirent->d_name, name, namlen);
384 put_user(0, dirent->d_name + namlen);
385 dirent = (void *) dirent + reclen;
387 buf->count -= reclen;
391 asmlinkage int sunos_getdirentries(unsigned int fd, u32 u_dirent,
392 int cnt, u32 u_basep)
394 void *dirent = (void *) A(u_dirent);
395 unsigned int *basep = (unsigned int *)A(u_basep);
397 struct sunos_direntry * lastdirent;
399 struct sunos_direntry_callback buf;
401 if(fd >= SUNOS_NR_OPEN)
409 if(cnt < (sizeof(struct sunos_direntry) + 255))
412 buf.curr = (struct sunos_direntry *) dirent;
417 error = vfs_readdir(file, sunos_filldirentry, &buf);
421 lastdirent = buf.previous;
424 put_user(file->f_pos, basep);
425 error = cnt - buf.count;
434 struct sunos_utsname {
443 asmlinkage int sunos_uname(struct sunos_utsname *name)
448 ret = copy_to_user(&name->sname[0], &system_utsname.sysname[0], sizeof(name->sname) - 1);
449 ret |= copy_to_user(&name->nname[0], &system_utsname.nodename[0], sizeof(name->nname) - 1);
450 ret |= put_user('\0', &name->nname[8]);
451 ret |= copy_to_user(&name->rel[0], &system_utsname.release[0], sizeof(name->rel) - 1);
452 ret |= copy_to_user(&name->ver[0], &system_utsname.version[0], sizeof(name->ver) - 1);
453 ret |= copy_to_user(&name->mach[0], &system_utsname.machine[0], sizeof(name->mach) - 1);
455 return (ret ? -EFAULT : 0);
458 asmlinkage int sunos_nosys(void)
460 struct pt_regs *regs;
464 regs = current_thread_info()->kregs;
465 if (test_thread_flag(TIF_32BIT)) {
466 regs->tpc &= 0xffffffff;
467 regs->tnpc &= 0xffffffff;
469 info.si_signo = SIGSYS;
471 info.si_code = __SI_FAULT|0x100;
472 info.si_addr = (void *)regs->tpc;
473 info.si_trapno = regs->u_regs[UREG_G1];
474 send_sig_info(SIGSYS, &info, current);
476 printk("Process makes ni_syscall number %d, register dump:\n",
477 (int) regs->u_regs[UREG_G1]);
483 /* This is not a real and complete implementation yet, just to keep
484 * the easy SunOS binaries happy.
486 asmlinkage int sunos_fpathconf(int fd, int name)
509 case _PCONF_CHRESTRICT: /* XXX Investigate XXX */
512 case _PCONF_NOTRUNC: /* XXX Investigate XXX */
513 case _PCONF_VDISABLE:
523 asmlinkage int sunos_pathconf(u32 u_path, int name)
527 ret = sunos_fpathconf(0, name); /* XXX cheese XXX */
531 /* SunOS mount system call emulation */
532 extern asmlinkage int
533 sys32_select(int n, u32 inp, u32 outp, u32 exp, u32 tvp);
535 asmlinkage int sunos_select(int width, u32 inp, u32 outp, u32 exp, u32 tvp_x)
539 /* SunOS binaries expect that select won't change the tvp contents */
540 ret = sys32_select (width, inp, outp, exp, tvp_x);
541 if (ret == -EINTR && tvp_x) {
542 struct compat_timeval *tvp = (struct compat_timeval *)A(tvp_x);
545 __get_user(sec, &tvp->tv_sec);
546 __get_user(usec, &tvp->tv_usec);
547 if (sec == 0 && usec == 0)
553 asmlinkage void sunos_nop(void)
558 /* XXXXXXXXXX SunOS mount/umount. XXXXXXXXXXX */
559 #define SMNT_RDONLY 1
560 #define SMNT_NOSUID 2
561 #define SMNT_NEWTYPE 4
563 #define SMNT_REMOUNT 16
564 #define SMNT_NOSUB 32
565 #define SMNT_MULTI 64
566 #define SMNT_SYS5 128
569 char fh_data [NFS_FHSIZE];
572 struct sunos_nfs_mount_args {
573 struct sockaddr_in *addr; /* file server address */
574 struct nfs_fh *fh; /* File handle to be mounted */
575 int flags; /* flags */
576 int wsize; /* write size in bytes */
577 int rsize; /* read size in bytes */
578 int timeo; /* initial timeout in .1 secs */
579 int retrans; /* times to retry send */
580 char *hostname; /* server's hostname */
581 int acregmin; /* attr cache file min secs */
582 int acregmax; /* attr cache file max secs */
583 int acdirmin; /* attr cache dir min secs */
584 int acdirmax; /* attr cache dir max secs */
585 char *netname; /* server's netname */
589 /* Bind the socket on a local reserved port and connect it to the
590 * remote server. This on Linux/i386 is done by the mount program,
593 /* XXXXXXXXXXXXXXXXXXXX */
595 sunos_nfs_get_server_fd (int fd, struct sockaddr_in *addr)
597 struct sockaddr_in local;
598 struct sockaddr_in server;
601 struct socket *socket;
609 inode = file->f_dentry->d_inode;
611 socket = SOCKET_I(inode);
612 local.sin_family = AF_INET;
613 local.sin_addr.s_addr = INADDR_ANY;
615 /* IPPORT_RESERVED = 1024, can't find the definition in the kernel */
618 local.sin_port = htons (--try_port);
619 ret = socket->ops->bind(socket, (struct sockaddr*)&local,
621 } while (ret && try_port > (1024 / 2));
628 server.sin_family = AF_INET;
629 server.sin_addr = addr->sin_addr;
630 server.sin_port = NFS_PORT;
632 /* Call sys_connect */
633 ret = socket->ops->connect (socket, (struct sockaddr *) &server,
634 sizeof (server), file->f_flags);
641 /* XXXXXXXXXXXXXXXXXXXX */
642 static int get_default (int value, int def_value)
650 /* XXXXXXXXXXXXXXXXXXXX */
651 static int sunos_nfs_mount(char *dir_name, int linux_flags, void *data)
654 char *the_name, *mount_page;
655 struct nfs_mount_data linux_nfs_mount;
656 struct sunos_nfs_mount_args sunos_mount;
658 /* Ok, here comes the fun part: Linux's nfs mount needs a
659 * socket connection to the server, but SunOS mount does not
660 * require this, so we use the information on the destination
661 * address to create a socket and bind it to a reserved
662 * port on this system
664 if (copy_from_user(&sunos_mount, data, sizeof(sunos_mount)))
667 server_fd = sys_socket (AF_INET, SOCK_DGRAM, IPPROTO_UDP);
671 if (copy_from_user(&linux_nfs_mount.addr,sunos_mount.addr,
672 sizeof(*sunos_mount.addr)) ||
673 copy_from_user(&linux_nfs_mount.root,sunos_mount.fh,
674 sizeof(*sunos_mount.fh))) {
675 sys_close (server_fd);
679 if (!sunos_nfs_get_server_fd (server_fd, &linux_nfs_mount.addr)){
680 sys_close (server_fd);
684 /* Now, bind it to a locally reserved port */
685 linux_nfs_mount.version = NFS_MOUNT_VERSION;
686 linux_nfs_mount.flags = sunos_mount.flags;
687 linux_nfs_mount.fd = server_fd;
689 linux_nfs_mount.rsize = get_default (sunos_mount.rsize, 8192);
690 linux_nfs_mount.wsize = get_default (sunos_mount.wsize, 8192);
691 linux_nfs_mount.timeo = get_default (sunos_mount.timeo, 10);
692 linux_nfs_mount.retrans = sunos_mount.retrans;
694 linux_nfs_mount.acregmin = sunos_mount.acregmin;
695 linux_nfs_mount.acregmax = sunos_mount.acregmax;
696 linux_nfs_mount.acdirmin = sunos_mount.acdirmin;
697 linux_nfs_mount.acdirmax = sunos_mount.acdirmax;
699 the_name = getname(sunos_mount.hostname);
701 return PTR_ERR(the_name);
703 strlcpy(linux_nfs_mount.hostname, the_name,
704 sizeof(linux_nfs_mount.hostname));
707 mount_page = (char *) get_zeroed_page(GFP_KERNEL);
711 memcpy(mount_page, &linux_nfs_mount, sizeof(linux_nfs_mount));
713 err = do_mount("", dir_name, "nfs", linux_flags, mount_page);
715 free_page((unsigned long) mount_page);
719 /* XXXXXXXXXXXXXXXXXXXX */
721 sunos_mount(char *type, char *dir, int flags, void *data)
726 char *dir_page, *type_page;
728 if (!capable (CAP_SYS_ADMIN))
731 /* We don't handle the integer fs type */
732 if ((flags & SMNT_NEWTYPE) == 0)
735 /* Do not allow for those flags we don't support */
736 if (flags & (SMNT_GRPID|SMNT_NOSUB|SMNT_MULTI|SMNT_SYS5))
739 if(flags & SMNT_REMOUNT)
740 linux_flags |= MS_REMOUNT;
741 if(flags & SMNT_RDONLY)
742 linux_flags |= MS_RDONLY;
743 if(flags & SMNT_NOSUID)
744 linux_flags |= MS_NOSUID;
746 dir_page = getname(dir);
747 ret = PTR_ERR(dir_page);
748 if (IS_ERR(dir_page))
751 type_page = getname(type);
752 ret = PTR_ERR(type_page);
753 if (IS_ERR(type_page))
756 if(strcmp(type_page, "ext2") == 0) {
757 dev_fname = getname(data);
758 } else if(strcmp(type_page, "iso9660") == 0) {
759 dev_fname = getname(data);
760 } else if(strcmp(type_page, "minix") == 0) {
761 dev_fname = getname(data);
762 } else if(strcmp(type_page, "nfs") == 0) {
763 ret = sunos_nfs_mount (dir_page, flags, data);
765 } else if(strcmp(type_page, "ufs") == 0) {
766 printk("Warning: UFS filesystem mounts unsupported.\n");
769 } else if(strcmp(type_page, "proc")) {
773 ret = PTR_ERR(dev_fname);
774 if (IS_ERR(dev_fname))
777 ret = do_mount(dev_fname, dir_page, type_page, linux_flags, NULL);
790 asmlinkage int sunos_setpgrp(pid_t pid, pid_t pgid)
795 if((!pid || pid == current->pid) &&
800 ret = sys_setpgid(pid, pgid);
806 extern long compat_sys_wait4(compat_pid_t, compat_uint_t *, int,
807 struct compat_rusage *);
809 asmlinkage int sunos_wait4(compat_pid_t pid, u32 stat_addr, int options, u32 ru)
813 ret = compat_sys_wait4((pid ? pid : ((compat_pid_t)-1)),
814 (compat_uint_t *)A(stat_addr), options,
815 (struct compat_rusage *)A(ru));
819 extern int kill_pg(int, int, int);
820 asmlinkage int sunos_killpg(int pgrp, int sig)
822 return kill_pg(pgrp, sig, 0);
825 asmlinkage int sunos_audit(void)
827 printk ("sys_audit\n");
831 extern asmlinkage u32 sunos_gethostid(void)
835 ret = (((u32)idprom->id_machtype << 24) | ((u32)idprom->id_sernum));
840 /* sysconf options, for SunOS compatibility */
841 #define _SC_ARG_MAX 1
842 #define _SC_CHILD_MAX 2
843 #define _SC_CLK_TCK 3
844 #define _SC_NGROUPS_MAX 4
845 #define _SC_OPEN_MAX 5
846 #define _SC_JOB_CONTROL 6
847 #define _SC_SAVED_IDS 7
848 #define _SC_VERSION 8
850 extern asmlinkage s32 sunos_sysconf (int name)
864 case _SC_NGROUPS_MAX:
870 case _SC_JOB_CONTROL:
871 ret = 1; /* yes, we do support job control */
874 ret = 1; /* yes, we do support saved uids */
877 /* mhm, POSIX_VERSION is in /usr/include/unistd.h
878 * should it go on /usr/include/linux?
889 asmlinkage int sunos_semsys(int op, u32 arg1, u32 arg2, u32 arg3, u32 ptr)
896 /* Most arguments match on a 1:1 basis but cmd doesn't */
914 arg4.__pad=(void *)A(ptr); /* value to modify semaphore to */
915 ret = sys_semctl((int)arg1, (int)arg2, (int)arg3, arg4);
919 ret = sys_semget((key_t)arg1, (int)arg2, (int)arg3);
923 ret = sys_semop((int)arg1, (struct sembuf *)A(arg2), (unsigned)arg3);
950 struct ipc_perm32 msg_perm;
953 compat_time_t msg_stime;
954 compat_time_t msg_rtime;
955 compat_time_t msg_ctime;
958 unsigned short msg_cbytes;
959 unsigned short msg_qnum;
960 unsigned short msg_qbytes;
961 compat_ipc_pid_t msg_lspid;
962 compat_ipc_pid_t msg_lrpid;
965 static inline int sunos_msqid_get(struct msqid_ds32 *user,
966 struct msqid_ds *kern)
968 if(get_user(kern->msg_perm.key, &user->msg_perm.key) ||
969 __get_user(kern->msg_perm.uid, &user->msg_perm.uid) ||
970 __get_user(kern->msg_perm.gid, &user->msg_perm.gid) ||
971 __get_user(kern->msg_perm.cuid, &user->msg_perm.cuid) ||
972 __get_user(kern->msg_perm.cgid, &user->msg_perm.cgid) ||
973 __get_user(kern->msg_stime, &user->msg_stime) ||
974 __get_user(kern->msg_rtime, &user->msg_rtime) ||
975 __get_user(kern->msg_ctime, &user->msg_ctime) ||
976 __get_user(kern->msg_ctime, &user->msg_cbytes) ||
977 __get_user(kern->msg_ctime, &user->msg_qnum) ||
978 __get_user(kern->msg_ctime, &user->msg_qbytes) ||
979 __get_user(kern->msg_ctime, &user->msg_lspid) ||
980 __get_user(kern->msg_ctime, &user->msg_lrpid))
985 static inline int sunos_msqid_put(struct msqid_ds32 *user,
986 struct msqid_ds *kern)
988 if(put_user(kern->msg_perm.key, &user->msg_perm.key) ||
989 __put_user(kern->msg_perm.uid, &user->msg_perm.uid) ||
990 __put_user(kern->msg_perm.gid, &user->msg_perm.gid) ||
991 __put_user(kern->msg_perm.cuid, &user->msg_perm.cuid) ||
992 __put_user(kern->msg_perm.cgid, &user->msg_perm.cgid) ||
993 __put_user(kern->msg_stime, &user->msg_stime) ||
994 __put_user(kern->msg_rtime, &user->msg_rtime) ||
995 __put_user(kern->msg_ctime, &user->msg_ctime) ||
996 __put_user(kern->msg_ctime, &user->msg_cbytes) ||
997 __put_user(kern->msg_ctime, &user->msg_qnum) ||
998 __put_user(kern->msg_ctime, &user->msg_qbytes) ||
999 __put_user(kern->msg_ctime, &user->msg_lspid) ||
1000 __put_user(kern->msg_ctime, &user->msg_lrpid))
1005 static inline int sunos_msgbuf_get(struct msgbuf32 *user, struct msgbuf *kern, int len)
1007 if(get_user(kern->mtype, &user->mtype) ||
1008 __copy_from_user(kern->mtext, &user->mtext, len))
1013 static inline int sunos_msgbuf_put(struct msgbuf32 *user, struct msgbuf *kern, int len)
1015 if(put_user(kern->mtype, &user->mtype) ||
1016 __copy_to_user(user->mtext, kern->mtext, len))
1021 asmlinkage int sunos_msgsys(int op, u32 arg1, u32 arg2, u32 arg3, u32 arg4)
1023 struct sparc_stackf32 *sp;
1024 struct msqid_ds kds;
1025 struct msgbuf *kmbuf;
1026 mm_segment_t old_fs = get_fs();
1032 rval = sys_msgget((key_t)arg1, (int)arg2);
1035 if(!sunos_msqid_get((struct msqid_ds32 *)A(arg3), &kds)) {
1037 rval = sys_msgctl((int)arg1, (int)arg2,
1038 (struct msqid_ds *)A(arg3));
1041 rval = sunos_msqid_put((struct msqid_ds32 *)A(arg3),
1048 kmbuf = (struct msgbuf *)kmalloc(sizeof(struct msgbuf) + arg3,
1052 sp = (struct sparc_stackf32 *)
1053 (current_thread_info()->kregs->u_regs[UREG_FP] & 0xffffffffUL);
1054 if(get_user(arg5, &sp->xxargs[0])) {
1060 rval = sys_msgrcv((int)arg1, kmbuf, (size_t)arg3,
1061 (long)arg4, (int)arg5);
1064 rval = sunos_msgbuf_put((struct msgbuf32 *)A(arg2),
1070 kmbuf = (struct msgbuf *)kmalloc(sizeof(struct msgbuf) + arg3,
1072 if(!kmbuf || sunos_msgbuf_get((struct msgbuf32 *)A(arg2),
1076 rval = sys_msgsnd((int)arg1, kmbuf, (size_t)arg3, (int)arg4);
1088 struct ipc_perm32 shm_perm;
1090 compat_time_t shm_atime;
1091 compat_time_t shm_dtime;
1092 compat_time_t shm_ctime;
1093 compat_ipc_pid_t shm_cpid;
1094 compat_ipc_pid_t shm_lpid;
1095 unsigned short shm_nattch;
1098 static inline int sunos_shmid_get(struct shmid_ds32 *user,
1099 struct shmid_ds *kern)
1101 if(get_user(kern->shm_perm.key, &user->shm_perm.key) ||
1102 __get_user(kern->shm_perm.uid, &user->shm_perm.uid) ||
1103 __get_user(kern->shm_perm.gid, &user->shm_perm.gid) ||
1104 __get_user(kern->shm_perm.cuid, &user->shm_perm.cuid) ||
1105 __get_user(kern->shm_perm.cgid, &user->shm_perm.cgid) ||
1106 __get_user(kern->shm_segsz, &user->shm_segsz) ||
1107 __get_user(kern->shm_atime, &user->shm_atime) ||
1108 __get_user(kern->shm_dtime, &user->shm_dtime) ||
1109 __get_user(kern->shm_ctime, &user->shm_ctime) ||
1110 __get_user(kern->shm_cpid, &user->shm_cpid) ||
1111 __get_user(kern->shm_lpid, &user->shm_lpid) ||
1112 __get_user(kern->shm_nattch, &user->shm_nattch))
1117 static inline int sunos_shmid_put(struct shmid_ds32 *user,
1118 struct shmid_ds *kern)
1120 if(put_user(kern->shm_perm.key, &user->shm_perm.key) ||
1121 __put_user(kern->shm_perm.uid, &user->shm_perm.uid) ||
1122 __put_user(kern->shm_perm.gid, &user->shm_perm.gid) ||
1123 __put_user(kern->shm_perm.cuid, &user->shm_perm.cuid) ||
1124 __put_user(kern->shm_perm.cgid, &user->shm_perm.cgid) ||
1125 __put_user(kern->shm_segsz, &user->shm_segsz) ||
1126 __put_user(kern->shm_atime, &user->shm_atime) ||
1127 __put_user(kern->shm_dtime, &user->shm_dtime) ||
1128 __put_user(kern->shm_ctime, &user->shm_ctime) ||
1129 __put_user(kern->shm_cpid, &user->shm_cpid) ||
1130 __put_user(kern->shm_lpid, &user->shm_lpid) ||
1131 __put_user(kern->shm_nattch, &user->shm_nattch))
1136 asmlinkage int sunos_shmsys(int op, u32 arg1, u32 arg2, u32 arg3)
1138 struct shmid_ds ksds;
1139 unsigned long raddr;
1140 mm_segment_t old_fs = get_fs();
1145 /* do_shmat(): attach a shared memory area */
1146 rval = do_shmat((int)arg1,(char *)A(arg2),(int)arg3,&raddr);
1151 /* sys_shmctl(): modify shared memory area attr. */
1152 if(!sunos_shmid_get((struct shmid_ds32 *)A(arg3), &ksds)) {
1154 rval = sys_shmctl((int)arg1,(int)arg2, &ksds);
1157 rval = sunos_shmid_put((struct shmid_ds32 *)A(arg3),
1163 /* sys_shmdt(): detach a shared memory area */
1164 rval = sys_shmdt((char *)A(arg1));
1167 /* sys_shmget(): get a shared memory area */
1168 rval = sys_shmget((key_t)arg1,(int)arg2,(int)arg3);
1177 extern asmlinkage long sparc32_open(const char * filename, int flags, int mode);
1179 asmlinkage int sunos_open(u32 fname, int flags, int mode)
1181 const char *filename = (const char *)(long)fname;
1183 return sparc32_open(filename, flags, mode);
1186 #define SUNOS_EWOULDBLOCK 35
1188 /* see the sunos man page read(2v) for an explanation
1189 of this garbage. We use O_NDELAY to mark
1190 file descriptors that have been set non-blocking
1191 using 4.2BSD style calls. (tridge) */
1193 static inline int check_nonblock(int ret, int fd)
1195 if (ret == -EAGAIN) {
1196 struct file * file = fget(fd);
1198 if (file->f_flags & O_NDELAY)
1199 ret = -SUNOS_EWOULDBLOCK;
1206 extern asmlinkage int sys32_readv(u32 fd, u32 vector, s32 count);
1207 extern asmlinkage int sys32_writev(u32 fd, u32 vector, s32 count);
1209 asmlinkage int sunos_read(unsigned int fd, u32 buf, u32 count)
1213 ret = check_nonblock(sys_read(fd, (char *)A(buf), count), fd);
1217 asmlinkage int sunos_readv(u32 fd, u32 vector, s32 count)
1221 ret = check_nonblock(sys32_readv(fd, vector, count), fd);
1225 asmlinkage int sunos_write(unsigned int fd, u32 buf, u32 count)
1229 ret = check_nonblock(sys_write(fd, (char *)A(buf), count), fd);
1233 asmlinkage int sunos_writev(u32 fd, u32 vector, s32 count)
1237 ret = check_nonblock(sys32_writev(fd, vector, count), fd);
1241 asmlinkage int sunos_recv(int fd, u32 ubuf, int size, unsigned flags)
1245 ret = check_nonblock(sys_recv(fd, (void *)A(ubuf), size, flags), fd);
1249 asmlinkage int sunos_send(int fd, u32 buff, int len, unsigned flags)
1253 ret = check_nonblock(sys_send(fd, (void *)A(buff), len, flags), fd);
1257 asmlinkage int sunos_accept(int fd, u32 sa, u32 addrlen)
1262 ret = check_nonblock(sys_accept(fd, (struct sockaddr *)A(sa),
1263 (int *)A(addrlen)), fd);
1264 if (ret != -ENETUNREACH && ret != -EHOSTUNREACH)
1270 #define SUNOS_SV_INTERRUPT 2
1272 asmlinkage int sunos_sigaction (int sig, u32 act, u32 oact)
1274 struct k_sigaction new_ka, old_ka;
1278 compat_old_sigset_t mask;
1281 if (get_user(u_handler, &((struct old_sigaction32 *)A(act))->sa_handler) ||
1282 __get_user(new_ka.sa.sa_flags, &((struct old_sigaction32 *)A(act))->sa_flags))
1284 new_ka.sa.sa_handler = (void *) (long) u_handler;
1285 __get_user(mask, &((struct old_sigaction32 *)A(act))->sa_mask);
1286 new_ka.sa.sa_restorer = NULL;
1287 new_ka.ka_restorer = NULL;
1288 siginitset(&new_ka.sa.sa_mask, mask);
1289 new_ka.sa.sa_flags ^= SUNOS_SV_INTERRUPT;
1292 ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL);
1295 old_ka.sa.sa_flags ^= SUNOS_SV_INTERRUPT;
1296 if (put_user((long)old_ka.sa.sa_handler, &((struct old_sigaction32 *)A(oact))->sa_handler) ||
1297 __put_user(old_ka.sa.sa_flags, &((struct old_sigaction32 *)A(oact))->sa_flags))
1299 __put_user(old_ka.sa.sa_mask.sig[0], &((struct old_sigaction32 *)A(oact))->sa_mask);
1305 asmlinkage int sunos_setsockopt(int fd, int level, int optname, u32 optval,
1308 int tr_opt = optname;
1311 if (level == SOL_IP) {
1312 /* Multicast socketopts (ttl, membership) */
1313 if (tr_opt >=2 && tr_opt <= 6)
1316 ret = sys_setsockopt(fd, level, tr_opt, (char *)A(optval), optlen);
1320 asmlinkage int sunos_getsockopt(int fd, int level, int optname,
1321 u32 optval, u32 optlen)
1323 int tr_opt = optname;
1326 if (level == SOL_IP) {
1327 /* Multicast socketopts (ttl, membership) */
1328 if (tr_opt >=2 && tr_opt <= 6)
1331 ret = compat_sys_getsockopt(fd, level, tr_opt, (void*)(unsigned long)optval, (void*)(unsigned long)optlen);