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