arch/parisc/hpux/sys_hpux.c

   1 /*
   2  *    Implements HPUX syscalls.
   3  *
   4  *    Copyright (C) 1999 Matthew Wilcox <willy with parisc-linux.org>
   5  *    Copyright (C) 2000 Philipp Rumpf
   6  *    Copyright (C) 2000 John Marvin <jsm with parisc-linux.org>
   7  *    Copyright (C) 2000 Michael Ang <mang with subcarrier.org>
   8  *    Copyright (C) 2001 Nathan Neulinger <nneul at umr.edu>
   9  *
  10  *    This program is free software; you can redistribute it and/or modify
  11  *    it under the terms of the GNU General Public License as published by
  12  *    the Free Software Foundation; either version 2 of the License, or
  13  *    (at your option) any later version.
  14  *
  15  *    This program is distributed in the hope that it will be useful,
  16  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  *    GNU General Public License for more details.
  19  *
  20  *    You should have received a copy of the GNU General Public License
  21  *    along with this program; if not, write to the Free Software
  22  *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  23  */
  24
  25 #include <linux/capability.h>
  26 #include <linux/file.h>
  27 #include <linux/fs.h>
  28 #include <linux/namei.h>
  29 #include <linux/sched.h>
  30 #include <linux/slab.h>
  31 #include <linux/smp_lock.h>
  32 #include <linux/syscalls.h>
  33 #include <linux/utsname.h>
  34 #include <linux/vfs.h>
  35 #include <linux/vmalloc.h>
  36
  37 #include <asm/errno.h>
  38 #include <asm/pgalloc.h>
  39 #include <asm/uaccess.h>
  40
  41 unsigned long hpux_brk(unsigned long addr)
  42 {
  43         /* Sigh.  Looks like HP/UX libc relies on kernel bugs. */
  44         return sys_brk(addr + PAGE_SIZE);
  45 }
  46
  47 int hpux_sbrk(void)
  48 {
  49         return -ENOSYS;
  50 }
  51
  52 /* Random other syscalls */
  53
  54 int hpux_nice(int priority_change)
  55 {
  56         return -ENOSYS;
  57 }
  58
  59 int hpux_ptrace(void)
  60 {
  61         return -ENOSYS;
  62 }
  63
  64 int hpux_wait(int *stat_loc)
  65 {
  66         return sys_waitpid(-1, stat_loc, 0);
  67 }
  68
  69 int hpux_setpgrp(void)
  70 {
  71         return sys_setpgid(0,0);
  72 }
  73
  74 int hpux_setpgrp3(void)
  75 {
  76         return hpux_setpgrp();
  77 }
  78
  79 #define _SC_CPU_VERSION 10001
  80 #define _SC_OPEN_MAX    4
  81 #define CPU_PA_RISC1_1  0x210
  82
  83 int hpux_sysconf(int which)
  84 {
  85         switch (which) {
  86         case _SC_CPU_VERSION:
  87                 return CPU_PA_RISC1_1;
  88         case _SC_OPEN_MAX:
  89                 return INT_MAX;
  90         default:
  91                 return -EINVAL;
  92         }
  93 }
  94
  95 /*****************************************************************************/
  96
  97 #define HPUX_UTSLEN 9
  98 #define HPUX_SNLEN 15
  99
 100 struct hpux_utsname {
 101         char sysname[HPUX_UTSLEN];
 102         char nodename[HPUX_UTSLEN];
 103         char release[HPUX_UTSLEN];
 104         char version[HPUX_UTSLEN];
 105         char machine[HPUX_UTSLEN];
 106         char idnumber[HPUX_SNLEN];
 107 } ;
 108
 109 struct hpux_ustat {
 110         int32_t         f_tfree;        /* total free (daddr_t)  */
 111         u_int32_t       f_tinode;       /* total inodes free (ino_t)  */
 112         char            f_fname[6];     /* filsys name */
 113         char            f_fpack[6];     /* filsys pack name */
 114         u_int32_t       f_blksize;      /* filsys block size (int) */
 115 };
 116
 117 /*
 118  * HPUX's utssys() call.  It's a collection of miscellaneous functions,
 119  * alas, so there's no nice way of splitting them up.
 120  */
 121
 122 /*  This function is called from hpux_utssys(); HP-UX implements
 123  *  ustat() as an option to utssys().
 124  *
 125  *  Now, struct ustat on HP-UX is exactly the same as on Linux, except
 126  *  that it contains one addition field on the end, int32_t f_blksize.
 127  *  So, we could have written this function to just call the Linux
 128  *  sys_ustat(), (defined in linux/fs/super.c), and then just
 129  *  added this additional field to the user's structure.  But I figure
 130  *  if we're gonna be digging through filesystem structures to get
 131  *  this, we might as well just do the whole enchilada all in one go.
 132  *
 133  *  So, most of this function is almost identical to sys_ustat().
 134  *  I have placed comments at the few lines changed or added, to
 135  *  aid in porting forward if and when sys_ustat() is changed from
 136  *  its form in kernel 2.2.5.
 137  */
 138 static int hpux_ustat(dev_t dev, struct hpux_ustat __user *ubuf)
 139 {
 140         struct super_block *s;
 141         struct hpux_ustat tmp;  /* Changed to hpux_ustat */
 142         struct kstatfs sbuf;
 143         int err = -EINVAL;
 144
 145         s = user_get_super(dev);
 146         if (s == NULL)
 147                 goto out;
 148         err = vfs_statfs(s, &sbuf);
 149         drop_super(s);
 150         if (err)
 151                 goto out;
 152
 153         memset(&tmp,0,sizeof(tmp));
 154
 155         tmp.f_tfree = (int32_t)sbuf.f_bfree;
 156         tmp.f_tinode = (u_int32_t)sbuf.f_ffree;
 157         tmp.f_blksize = (u_int32_t)sbuf.f_bsize;  /*  Added this line  */
 158
 159         err = copy_to_user(ubuf, &tmp, sizeof(tmp)) ? -EFAULT : 0;
 160 out:
 161         return err;
 162 }
 163
 164 /*
 165  * Wrapper for hpux statfs call. At the moment, just calls the linux native one
 166  * and ignores the extra fields at the end of the hpux statfs struct.
 167  *
 168  */
 169
 170 typedef int32_t hpux_fsid_t[2];              /* file system ID type */
 171 typedef uint16_t hpux_site_t;
 172
 173 struct hpux_statfs {
 174      int32_t f_type;                    /* type of info, zero for now */
 175      int32_t f_bsize;                   /* fundamental file system block size */
 176      int32_t f_blocks;                  /* total blocks in file system */
 177      int32_t f_bfree;                   /* free block in fs */
 178      int32_t f_bavail;                  /* free blocks avail to non-superuser */
 179      int32_t f_files;                   /* total file nodes in file system */
 180      int32_t f_ffree;                   /* free file nodes in fs */
 181      hpux_fsid_t  f_fsid;                    /* file system ID */
 182      int32_t f_magic;                   /* file system magic number */
 183      int32_t f_featurebits;             /* file system features */
 184      int32_t f_spare[4];                /* spare for later */
 185      hpux_site_t  f_cnode;                   /* cluster node where mounted */
 186      int16_t f_pad;
 187 };
 188
 189 static int vfs_statfs_hpux(struct super_block *sb, struct hpux_statfs *buf)
 190 {
 191         struct kstatfs st;
 192         int retval;
 193
 194         retval = vfs_statfs(sb, &st);
 195         if (retval)
 196                 return retval;
 197
 198         memset(buf, 0, sizeof(*buf));
 199         buf->f_type = st.f_type;
 200         buf->f_bsize = st.f_bsize;
 201         buf->f_blocks = st.f_blocks;
 202         buf->f_bfree = st.f_bfree;
 203         buf->f_bavail = st.f_bavail;
 204         buf->f_files = st.f_files;
 205         buf->f_ffree = st.f_ffree;
 206         buf->f_fsid[0] = st.f_fsid.val[0];
 207         buf->f_fsid[1] = st.f_fsid.val[1];
 208
 209         return 0;
 210 }
 211
 212 /* hpux statfs */
 213 asmlinkage long hpux_statfs(const char __user *path,
 214                                                 struct hpux_statfs __user *buf)
 215 {
 216         struct nameidata nd;
 217         int error;
 218
 219         error = user_path_walk(path, &nd);
 220         if (!error) {
 221                 struct hpux_statfs tmp;
 222                 error = vfs_statfs_hpux(nd.dentry->d_inode->i_sb, &tmp);
 223                 if (!error && copy_to_user(buf, &tmp, sizeof(tmp)))
 224                         error = -EFAULT;
 225                 path_release(&nd);
 226         }
 227         return error;
 228 }
 229
 230 asmlinkage long hpux_fstatfs(unsigned int fd, struct hpux_statfs __user * buf)
 231 {
 232         struct file *file;
 233         struct hpux_statfs tmp;
 234         int error;
 235
 236         error = -EBADF;
 237         file = fget(fd);
 238         if (!file)
 239                 goto out;
 240         error = vfs_statfs_hpux(file->f_dentry->d_inode->i_sb, &tmp);
 241         if (!error && copy_to_user(buf, &tmp, sizeof(tmp)))
 242                 error = -EFAULT;
 243         fput(file);
 244  out:
 245         return error;
 246 }
 247
 248
 249 /*  This function is called from hpux_utssys(); HP-UX implements
 250  *  uname() as an option to utssys().
 251  *
 252  *  The form of this function is pretty much copied from sys_olduname(),
 253  *  defined in linux/arch/i386/kernel/sys_i386.c.
 254  */
 255 /*  TODO: Are these put_user calls OK?  Should they pass an int?
 256  *        (I copied it from sys_i386.c like this.)
 257  */
 258 static int hpux_uname(struct hpux_utsname *name)
 259 {
 260         int error;
 261
 262         if (!name)
 263                 return -EFAULT;
 264         if (!access_ok(VERIFY_WRITE,name,sizeof(struct hpux_utsname)))
 265                 return -EFAULT;
 266
 267         down_read(&uts_sem);
 268
 269         error = __copy_to_user(&name->sysname,&system_utsname.sysname,HPUX_UTSLEN-1);
 270         error |= __put_user(0,name->sysname+HPUX_UTSLEN-1);
 271         error |= __copy_to_user(&name->nodename,&system_utsname.nodename,HPUX_UTSLEN-1);
 272         error |= __put_user(0,name->nodename+HPUX_UTSLEN-1);
 273         error |= __copy_to_user(&name->release,&system_utsname.release,HPUX_UTSLEN-1);
 274         error |= __put_user(0,name->release+HPUX_UTSLEN-1);
 275         error |= __copy_to_user(&name->version,&system_utsname.version,HPUX_UTSLEN-1);
 276         error |= __put_user(0,name->version+HPUX_UTSLEN-1);
 277         error |= __copy_to_user(&name->machine,&system_utsname.machine,HPUX_UTSLEN-1);
 278         error |= __put_user(0,name->machine+HPUX_UTSLEN-1);
 279
 280         up_read(&uts_sem);
 281
 282         /*  HP-UX  utsname has no domainname field.  */
 283
 284         /*  TODO:  Implement idnumber!!!  */
 285 #if 0
 286         error |= __put_user(0,name->idnumber);
 287         error |= __put_user(0,name->idnumber+HPUX_SNLEN-1);
 288 #endif
 289
 290         error = error ? -EFAULT : 0;
 291
 292         return error;
 293 }
 294
 295 /*  Note: HP-UX just uses the old suser() function to check perms
 296  *  in this system call.  We'll use capable(CAP_SYS_ADMIN).
 297  */
 298 int hpux_utssys(char *ubuf, int n, int type)
 299 {
 300         int len;
 301         int error;
 302         switch( type ) {
 303         case 0:
 304                 /*  uname():  */
 305                 return( hpux_uname( (struct hpux_utsname *)ubuf ) );
 306                 break ;
 307         case 1:
 308                 /*  Obsolete (used to be umask().)  */
 309                 return -EFAULT ;
 310                 break ;
 311         case 2:
 312                 /*  ustat():  */
 313                 return( hpux_ustat(new_decode_dev(n), (struct hpux_ustat *)ubuf) );
 314                 break ;
 315         case 3:
 316                 /*  setuname():
 317                  *
 318                  *  On linux (unlike HP-UX), utsname.nodename
 319                  *  is the same as the hostname.
 320                  *
 321                  *  sys_sethostname() is defined in linux/kernel/sys.c.
 322                  */
 323                 if (!capable(CAP_SYS_ADMIN))
 324                         return -EPERM;
 325                 /*  Unlike Linux, HP-UX returns an error if n==0:  */
 326                 if ( n <= 0 )
 327                         return -EINVAL ;
 328                 /*  Unlike Linux, HP-UX truncates it if n is too big:  */
 329                 len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ;
 330                 return( sys_sethostname(ubuf, len) );
 331                 break ;
 332         case 4:
 333                 /*  sethostname():
 334                  *
 335                  *  sys_sethostname() is defined in linux/kernel/sys.c.
 336                  */
 337                 if (!capable(CAP_SYS_ADMIN))
 338                         return -EPERM;
 339                 /*  Unlike Linux, HP-UX returns an error if n==0:  */
 340                 if ( n <= 0 )
 341                         return -EINVAL ;
 342                 /*  Unlike Linux, HP-UX truncates it if n is too big:  */
 343                 len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ;
 344                 return( sys_sethostname(ubuf, len) );
 345                 break ;
 346         case 5:
 347                 /*  gethostname():
 348                  *
 349                  *  sys_gethostname() is defined in linux/kernel/sys.c.
 350                  */
 351                 /*  Unlike Linux, HP-UX returns an error if n==0:  */
 352                 if ( n <= 0 )
 353                         return -EINVAL ;
 354                 return( sys_gethostname(ubuf, n) );
 355                 break ;
 356         case 6:
 357                 /*  Supposedly called from setuname() in libc.
 358                  *  TODO: When and why is this called?
 359                  *        Is it ever even called?
 360                  *
 361                  *  This code should look a lot like sys_sethostname(),
 362                  *  defined in linux/kernel/sys.c.  If that gets updated,
 363                  *  update this code similarly.
 364                  */
 365                 if (!capable(CAP_SYS_ADMIN))
 366                         return -EPERM;
 367                 /*  Unlike Linux, HP-UX returns an error if n==0:  */
 368                 if ( n <= 0 )
 369                         return -EINVAL ;
 370                 /*  Unlike Linux, HP-UX truncates it if n is too big:  */
 371                 len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ;
 372                 /**/
 373                 /*  TODO:  print a warning about using this?  */
 374                 down_write(&uts_sem);
 375                 error = -EFAULT;
 376                 if (!copy_from_user(system_utsname.sysname, ubuf, len)) {
 377                         system_utsname.sysname[len] = 0;
 378                         error = 0;
 379                 }
 380                 up_write(&uts_sem);
 381                 return error;
 382                 break ;
 383         case 7:
 384                 /*  Sets utsname.release, if you're allowed.
 385                  *  Undocumented.  Used by swinstall to change the
 386                  *  OS version, during OS updates.  Yuck!!!
 387                  *
 388                  *  This code should look a lot like sys_sethostname()
 389                  *  in linux/kernel/sys.c.  If that gets updated, update
 390                  *  this code similarly.
 391                  */
 392                 if (!capable(CAP_SYS_ADMIN))
 393                         return -EPERM;
 394                 /*  Unlike Linux, HP-UX returns an error if n==0:  */
 395                 if ( n <= 0 )
 396                         return -EINVAL ;
 397                 /*  Unlike Linux, HP-UX truncates it if n is too big:  */
 398                 len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ;
 399                 /**/
 400                 /*  TODO:  print a warning about this?  */
 401                 down_write(&uts_sem);
 402                 error = -EFAULT;
 403                 if (!copy_from_user(system_utsname.release, ubuf, len)) {
 404                         system_utsname.release[len] = 0;
 405                         error = 0;
 406                 }
 407                 up_write(&uts_sem);
 408                 return error;
 409                 break ;
 410         default:
 411                 /*  This system call returns -EFAULT if given an unknown type.
 412                  *  Why not -EINVAL?  I don't know, it's just not what they did.
 413                  */
 414                 return -EFAULT ;
 415         }
 416 }
 417
 418 int hpux_getdomainname(char *name, int len)
 419 {
 420         int nlen;
 421         int err = -EFAULT;
 422
 423         down_read(&uts_sem);
 424
 425         nlen = strlen(system_utsname.domainname) + 1;
 426
 427         if (nlen < len)
 428                 len = nlen;
 429         if(len > __NEW_UTS_LEN)
 430                 goto done;
 431         if(copy_to_user(name, system_utsname.domainname, len))
 432                 goto done;
 433         err = 0;
 434 done:
 435         up_read(&uts_sem);
 436         return err;
 437
 438 }
 439
 440 int hpux_pipe(int *kstack_fildes)
 441 {
 442         int error;
 443
 444         lock_kernel();
 445         error = do_pipe(kstack_fildes);
 446         unlock_kernel();
 447         return error;
 448 }
 449
 450 /* lies - says it works, but it really didn't lock anything */
 451 int hpux_lockf(int fildes, int function, off_t size)
 452 {
 453         return 0;
 454 }
 455
 456 int hpux_sysfs(int opcode, unsigned long arg1, unsigned long arg2)
 457 {
 458         char *fsname = NULL;
 459         int len = 0;
 460         int fstype;
 461
 462 /*Unimplemented HP-UX syscall emulation. Syscall #334 (sysfs)
 463   Args: 1 80057bf4 0 400179f0 0 0 0 */
 464         printk(KERN_DEBUG "in hpux_sysfs\n");
 465         printk(KERN_DEBUG "hpux_sysfs called with opcode = %d\n", opcode);
 466         printk(KERN_DEBUG "hpux_sysfs called with arg1='%lx'\n", arg1);
 467
 468         if ( opcode == 1 ) { /* GETFSIND */
 469                 len = strlen_user((char *)arg1);
 470                 printk(KERN_DEBUG "len of arg1 = %d\n", len);
 471
 472                 fsname = (char *) kmalloc(len+1, GFP_KERNEL);
 473                 if ( !fsname ) {
 474                         printk(KERN_DEBUG "failed to kmalloc fsname\n");
 475                         return 0;
 476                 }
 477
 478                 if ( copy_from_user(fsname, (char *)arg1, len+1) ) {
 479                         printk(KERN_DEBUG "failed to copy_from_user fsname\n");
 480                         kfree(fsname);
 481                         return 0;
 482                 }
 483
 484                 printk(KERN_DEBUG "that is '%s' as (char *)\n", fsname);
 485                 if ( !strcmp(fsname, "hfs") ) {
 486                         fstype = 0;
 487                 } else {
 488                         fstype = 0;
 489                 };
 490
 491                 kfree(fsname);
 492
 493                 printk(KERN_DEBUG "returning fstype=%d\n", fstype);
 494                 return fstype; /* something other than default */
 495         }
 496
 497
 498         return 0;
 499 }
 500
 501
 502 /* Table of syscall names and handle for unimplemented routines */
 503 static const char *syscall_names[] = {
 504         "nosys",                  /* 0 */
 505         "exit",
 506         "fork",
 507         "read",
 508         "write",
 509         "open",                   /* 5 */
 510         "close",
 511         "wait",
 512         "creat",
 513         "link",
 514         "unlink",                 /* 10 */
 515         "execv",
 516         "chdir",
 517         "time",
 518         "mknod",
 519         "chmod",                  /* 15 */
 520         "chown",
 521         "brk",
 522         "lchmod",
 523         "lseek",
 524         "getpid",                 /* 20 */
 525         "mount",
 526         "umount",
 527         "setuid",
 528         "getuid",
 529         "stime",                  /* 25 */
 530         "ptrace",
 531         "alarm",
 532         NULL,
 533         "pause",
 534         "utime",                  /* 30 */
 535         "stty",
 536         "gtty",
 537         "access",
 538         "nice",
 539         "ftime",                  /* 35 */
 540         "sync",
 541         "kill",
 542         "stat",
 543         "setpgrp3",
 544         "lstat",                  /* 40 */
 545         "dup",
 546         "pipe",
 547         "times",
 548         "profil",
 549         "ki_call",                /* 45 */
 550         "setgid",
 551         "getgid",
 552         NULL,
 553         NULL,
 554         NULL,                     /* 50 */
 555         "acct",
 556         "set_userthreadid",
 557         NULL,
 558         "ioctl",
 559         "reboot",                 /* 55 */
 560         "symlink",
 561         "utssys",
 562         "readlink",
 563         "execve",
 564         "umask",                  /* 60 */
 565         "chroot",
 566         "fcntl",
 567         "ulimit",
 568         NULL,
 569         NULL,                     /* 65 */
 570         "vfork",
 571         NULL,
 572         NULL,
 573         NULL,
 574         NULL,                     /* 70 */
 575         "mmap",
 576         NULL,
 577         "munmap",
 578         "mprotect",
 579         "madvise",                /* 75 */
 580         "vhangup",
 581         "swapoff",
 582         NULL,
 583         "getgroups",
 584         "setgroups",              /* 80 */
 585         "getpgrp2",
 586         "setpgid/setpgrp2",
 587         "setitimer",
 588         "wait3",
 589         "swapon",                 /* 85 */
 590         "getitimer",
 591         NULL,
 592         NULL,
 593         NULL,
 594         "dup2",                   /* 90 */
 595         NULL,
 596         "fstat",
 597         "select",
 598         NULL,
 599         "fsync",                  /* 95 */
 600         "setpriority",
 601         NULL,
 602         NULL,
 603         NULL,
 604         "getpriority",            /* 100 */
 605         NULL,
 606         NULL,
 607         NULL,
 608         NULL,
 609         NULL,                     /* 105 */
 610         NULL,
 611         NULL,
 612         "sigvector",
 613         "sigblock",
 614         "sigsetmask",             /* 110 */
 615         "sigpause",
 616         "sigstack",
 617         NULL,
 618         NULL,
 619         NULL,                     /* 115 */
 620         "gettimeofday",
 621         "getrusage",
 622         NULL,
 623         NULL,
 624         "readv",                  /* 120 */
 625         "writev",
 626         "settimeofday",
 627         "fchown",
 628         "fchmod",
 629         NULL,                     /* 125 */
 630         "setresuid",
 631         "setresgid",
 632         "rename",
 633         "truncate",
 634         "ftruncate",              /* 130 */
 635         NULL,
 636         "sysconf",
 637         NULL,
 638         NULL,
 639         NULL,                     /* 135 */
 640         "mkdir",
 641         "rmdir",
 642         NULL,
 643         "sigcleanup",
 644         "setcore",                /* 140 */
 645         NULL,
 646         "gethostid",
 647         "sethostid",
 648         "getrlimit",
 649         "setrlimit",              /* 145 */
 650         NULL,
 651         NULL,
 652         "quotactl",
 653         "get_sysinfo",
 654         NULL,                     /* 150 */
 655         "privgrp",
 656         "rtprio",
 657         "plock",
 658         NULL,
 659         "lockf",                  /* 155 */
 660         "semget",
 661         NULL,
 662         "semop",
 663         "msgget",
 664         NULL,                     /* 160 */
 665         "msgsnd",
 666         "msgrcv",
 667         "shmget",
 668         NULL,
 669         "shmat",                  /* 165 */
 670         "shmdt",
 671         NULL,
 672         "csp/nsp_init",
 673         "cluster",
 674         "mkrnod",                 /* 170 */
 675         "test",
 676         "unsp_open",
 677         NULL,
 678         "getcontext",
 679         "osetcontext",            /* 175 */
 680         "bigio",
 681         "pipenode",
 682         "lsync",
 683         "getmachineid",
 684         "cnodeid/mysite",         /* 180 */
 685         "cnodes/sitels",
 686         "swapclients",
 687         "rmtprocess",
 688         "dskless_stats",
 689         "sigprocmask",            /* 185 */
 690         "sigpending",
 691         "sigsuspend",
 692         "sigaction",
 693         NULL,
 694         "nfssvc",                 /* 190 */
 695         "getfh",
 696         "getdomainname",
 697         "setdomainname",
 698         "async_daemon",
 699         "getdirentries",          /* 195 */
 700         NULL,
 701         NULL,
 702         "vfsmount",
 703         NULL,
 704         "waitpid",                /* 200 */
 705         NULL,
 706         NULL,
 707         NULL,
 708         NULL,
 709         NULL,                     /* 205 */
 710         NULL,
 711         NULL,
 712         NULL,
 713         NULL,
 714         NULL,                     /* 210 */
 715         NULL,
 716         NULL,
 717         NULL,
 718         NULL,
 719         NULL,                     /* 215 */
 720         NULL,
 721         NULL,
 722         NULL,
 723         NULL,
 724         NULL,                     /* 220 */
 725         NULL,
 726         NULL,
 727         NULL,
 728         "sigsetreturn",
 729         "sigsetstatemask",        /* 225 */
 730         "bfactl",
 731         "cs",
 732         "cds",
 733         NULL,
 734         "pathconf",               /* 230 */
 735         "fpathconf",
 736         NULL,
 737         NULL,
 738         "nfs_fcntl",
 739         "ogetacl",                /* 235 */
 740         "ofgetacl",
 741         "osetacl",
 742         "ofsetacl",
 743         "pstat",
 744         "getaudid",               /* 240 */
 745         "setaudid",
 746         "getaudproc",
 747         "setaudproc",
 748         "getevent",
 749         "setevent",               /* 245 */
 750         "audwrite",
 751         "audswitch",
 752         "audctl",
 753         "ogetaccess",
 754         "fsctl",                  /* 250 */
 755         "ulconnect",
 756         "ulcontrol",
 757         "ulcreate",
 758         "uldest",
 759         "ulrecv",                 /* 255 */
 760         "ulrecvcn",
 761         "ulsend",
 762         "ulshutdown",
 763         "swapfs",
 764         "fss",                    /* 260 */
 765         NULL,
 766         NULL,
 767         NULL,
 768         NULL,
 769         NULL,                     /* 265 */
 770         NULL,
 771         "tsync",
 772         "getnumfds",
 773         "poll",
 774         "getmsg",                 /* 270 */
 775         "putmsg",
 776         "fchdir",
 777         "getmount_cnt",
 778         "getmount_entry",
 779         "accept",                 /* 275 */
 780         "bind",
 781         "connect",
 782         "getpeername",
 783         "getsockname",
 784         "getsockopt",             /* 280 */
 785         "listen",
 786         "recv",
 787         "recvfrom",
 788         "recvmsg",
 789         "send",                   /* 285 */
 790         "sendmsg",
 791         "sendto",
 792         "setsockopt",
 793         "shutdown",
 794         "socket",                 /* 290 */
 795         "socketpair",
 796         "proc_open",
 797         "proc_close",
 798         "proc_send",
 799         "proc_recv",              /* 295 */
 800         "proc_sendrecv",
 801         "proc_syscall",
 802         "ipccreate",
 803         "ipcname",
 804         "ipcnamerase",            /* 300 */
 805         "ipclookup",
 806         "ipcselect",
 807         "ipcconnect",
 808         "ipcrecvcn",
 809         "ipcsend",                /* 305 */
 810         "ipcrecv",
 811         "ipcgetnodename",
 812         "ipcsetnodename",
 813         "ipccontrol",
 814         "ipcshutdown",            /* 310 */
 815         "ipcdest",
 816         "semctl",
 817         "msgctl",
 818         "shmctl",
 819         "mpctl",                  /* 315 */
 820         "exportfs",
 821         "getpmsg",
 822         "putpmsg",
 823         "strioctl",
 824         "msync",                  /* 320 */
 825         "msleep",
 826         "mwakeup",
 827         "msem_init",
 828         "msem_remove",
 829         "adjtime",                /* 325 */
 830         "kload",
 831         "fattach",
 832         "fdetach",
 833         "serialize",
 834         "statvfs",                /* 330 */
 835         "fstatvfs",
 836         "lchown",
 837         "getsid",
 838         "sysfs",
 839         NULL,                     /* 335 */
 840         NULL,
 841         "sched_setparam",
 842         "sched_getparam",
 843         "sched_setscheduler",
 844         "sched_getscheduler",     /* 340 */
 845         "sched_yield",
 846         "sched_get_priority_max",
 847         "sched_get_priority_min",
 848         "sched_rr_get_interval",
 849         "clock_settime",          /* 345 */
 850         "clock_gettime",
 851         "clock_getres",
 852         "timer_create",
 853         "timer_delete",
 854         "timer_settime",          /* 350 */
 855         "timer_gettime",
 856         "timer_getoverrun",
 857         "nanosleep",
 858         "toolbox",
 859         NULL,                     /* 355 */
 860         "getdents",
 861         "getcontext",
 862         "sysinfo",
 863         "fcntl64",
 864         "ftruncate64",            /* 360 */
 865         "fstat64",
 866         "getdirentries64",
 867         "getrlimit64",
 868         "lockf64",
 869         "lseek64",                /* 365 */
 870         "lstat64",
 871         "mmap64",
 872         "setrlimit64",
 873         "stat64",
 874         "truncate64",             /* 370 */
 875         "ulimit64",
 876         NULL,
 877         NULL,
 878         NULL,
 879         NULL,                     /* 375 */
 880         NULL,
 881         NULL,
 882         NULL,
 883         NULL,
 884         "setcontext",             /* 380 */
 885         "sigaltstack",
 886         "waitid",
 887         "setpgrp",
 888         "recvmsg2",
 889         "sendmsg2",               /* 385 */
 890         "socket2",
 891         "socketpair2",
 892         "setregid",
 893         "lwp_create",
 894         "lwp_terminate",          /* 390 */
 895         "lwp_wait",
 896         "lwp_suspend",
 897         "lwp_resume",
 898         "lwp_self",
 899         "lwp_abort_syscall",      /* 395 */
 900         "lwp_info",
 901         "lwp_kill",
 902         "ksleep",
 903         "kwakeup",
 904         "ksleep_abort",           /* 400 */
 905         "lwp_proc_info",
 906         "lwp_exit",
 907         "lwp_continue",
 908         "getacl",
 909         "fgetacl",                /* 405 */
 910         "setacl",
 911         "fsetacl",
 912         "getaccess",
 913         "lwp_mutex_init",
 914         "lwp_mutex_lock_sys",     /* 410 */
 915         "lwp_mutex_unlock",
 916         "lwp_cond_init",
 917         "lwp_cond_signal",
 918         "lwp_cond_broadcast",
 919         "lwp_cond_wait_sys",      /* 415 */
 920         "lwp_getscheduler",
 921         "lwp_setscheduler",
 922         "lwp_getprivate",
 923         "lwp_setprivate",
 924         "lwp_detach",             /* 420 */
 925         "mlock",
 926         "munlock",
 927         "mlockall",
 928         "munlockall",
 929         "shm_open",               /* 425 */
 930         "shm_unlink",
 931         "sigqueue",
 932         "sigwaitinfo",
 933         "sigtimedwait",
 934         "sigwait",                /* 430 */
 935         "aio_read",
 936         "aio_write",
 937         "lio_listio",
 938         "aio_error",
 939         "aio_return",             /* 435 */
 940         "aio_cancel",
 941         "aio_suspend",
 942         "aio_fsync",
 943         "mq_open",
 944         "mq_unlink",              /* 440 */
 945         "mq_send",
 946         "mq_receive",
 947         "mq_notify",
 948         "mq_setattr",
 949         "mq_getattr",             /* 445 */
 950         "ksem_open",
 951         "ksem_unlink",
 952         "ksem_close",
 953         "ksem_destroy",
 954         "lw_sem_incr",            /* 450 */
 955         "lw_sem_decr",
 956         "lw_sem_read",
 957         "mq_close",
 958 };
 959 static const int syscall_names_max = 453;
 960
 961 int
 962 hpux_unimplemented(unsigned long arg1,unsigned long arg2,unsigned long arg3,
 963                    unsigned long arg4,unsigned long arg5,unsigned long arg6,
 964                    unsigned long arg7,unsigned long sc_num)
 965 {
 966         /* NOTE: sc_num trashes arg8 for the few syscalls that actually
 967          * have a valid 8th argument.
 968          */
 969         const char *name = NULL;
 970         if ( sc_num <= syscall_names_max && sc_num >= 0 ) {
 971                 name = syscall_names[sc_num];
 972         }
 973
 974         if ( name ) {
 975                 printk(KERN_DEBUG "Unimplemented HP-UX syscall emulation. Syscall #%lu (%s)\n",
 976                 sc_num, name);
 977         } else {
 978                 printk(KERN_DEBUG "Unimplemented unknown HP-UX syscall emulation. Syscall #%lu\n",
 979                 sc_num);
 980         }
 981
 982         printk(KERN_DEBUG "  Args: %lx %lx %lx %lx %lx %lx %lx\n",
 983                 arg1, arg2, arg3, arg4, arg5, arg6, arg7);
 984
 985         return -ENOSYS;
 986 }