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/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 __user *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 = statfs_by_dentry(s->s_root, &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 do_statfs_hpux(struct path *path, struct hpux_statfs *buf)
 189 {
 190         struct kstatfs st;
 191         int retval;
 192
 193         retval = vfs_statfs(path, &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 *pathname,
 213                                                 struct hpux_statfs __user *buf)
 214 {
 215         struct path path;
 216         int error;
 217
 218         error = user_path(pathname, &path);
 219         if (!error) {
 220                 struct hpux_statfs tmp;
 221                 error = do_statfs_hpux(&path, &tmp);
 222                 if (!error && copy_to_user(buf, &tmp, sizeof(tmp)))
 223                         error = -EFAULT;
 224                 path_put(&path);
 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 = do_statfs_hpux(&file->f_path, &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 __user *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, &utsname()->sysname,
 269                                HPUX_UTSLEN - 1);
 270         error |= __put_user(0, name->sysname + HPUX_UTSLEN - 1);
 271         error |= __copy_to_user(&name->nodename, &utsname()->nodename,
 272                                 HPUX_UTSLEN - 1);
 273         error |= __put_user(0, name->nodename + HPUX_UTSLEN - 1);
 274         error |= __copy_to_user(&name->release, &utsname()->release,
 275                                 HPUX_UTSLEN - 1);
 276         error |= __put_user(0, name->release + HPUX_UTSLEN - 1);
 277         error |= __copy_to_user(&name->version, &utsname()->version,
 278                                 HPUX_UTSLEN - 1);
 279         error |= __put_user(0, name->version + HPUX_UTSLEN - 1);
 280         error |= __copy_to_user(&name->machine, &utsname()->machine,
 281                                 HPUX_UTSLEN - 1);
 282         error |= __put_user(0, name->machine + HPUX_UTSLEN - 1);
 283
 284         up_read(&uts_sem);
 285
 286         /*  HP-UX  utsname has no domainname field.  */
 287
 288         /*  TODO:  Implement idnumber!!!  */
 289 #if 0
 290         error |= __put_user(0,name->idnumber);
 291         error |= __put_user(0,name->idnumber+HPUX_SNLEN-1);
 292 #endif
 293
 294         error = error ? -EFAULT : 0;
 295
 296         return error;
 297 }
 298
 299 /*  Note: HP-UX just uses the old suser() function to check perms
 300  *  in this system call.  We'll use capable(CAP_SYS_ADMIN).
 301  */
 302 int hpux_utssys(char __user *ubuf, int n, int type)
 303 {
 304         int len;
 305         int error;
 306         switch( type ) {
 307         case 0:
 308                 /*  uname():  */
 309                 return hpux_uname((struct hpux_utsname __user *)ubuf);
 310                 break ;
 311         case 1:
 312                 /*  Obsolete (used to be umask().)  */
 313                 return -EFAULT ;
 314                 break ;
 315         case 2:
 316                 /*  ustat():  */
 317                 return hpux_ustat(new_decode_dev(n),
 318                                   (struct hpux_ustat __user *)ubuf);
 319                 break;
 320         case 3:
 321                 /*  setuname():
 322                  *
 323                  *  On linux (unlike HP-UX), utsname.nodename
 324                  *  is the same as the hostname.
 325                  *
 326                  *  sys_sethostname() is defined in linux/kernel/sys.c.
 327                  */
 328                 if (!capable(CAP_SYS_ADMIN))
 329                         return -EPERM;
 330                 /*  Unlike Linux, HP-UX returns an error if n==0:  */
 331                 if ( n <= 0 )
 332                         return -EINVAL ;
 333                 /*  Unlike Linux, HP-UX truncates it if n is too big:  */
 334                 len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ;
 335                 return sys_sethostname(ubuf, len);
 336                 break ;
 337         case 4:
 338                 /*  sethostname():
 339                  *
 340                  *  sys_sethostname() is defined in linux/kernel/sys.c.
 341                  */
 342                 if (!capable(CAP_SYS_ADMIN))
 343                         return -EPERM;
 344                 /*  Unlike Linux, HP-UX returns an error if n==0:  */
 345                 if ( n <= 0 )
 346                         return -EINVAL ;
 347                 /*  Unlike Linux, HP-UX truncates it if n is too big:  */
 348                 len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ;
 349                 return sys_sethostname(ubuf, len);
 350                 break ;
 351         case 5:
 352                 /*  gethostname():
 353                  *
 354                  *  sys_gethostname() is defined in linux/kernel/sys.c.
 355                  */
 356                 /*  Unlike Linux, HP-UX returns an error if n==0:  */
 357                 if ( n <= 0 )
 358                         return -EINVAL ;
 359                 return sys_gethostname(ubuf, n);
 360                 break ;
 361         case 6:
 362                 /*  Supposedly called from setuname() in libc.
 363                  *  TODO: When and why is this called?
 364                  *        Is it ever even called?
 365                  *
 366                  *  This code should look a lot like sys_sethostname(),
 367                  *  defined in linux/kernel/sys.c.  If that gets updated,
 368                  *  update this code similarly.
 369                  */
 370                 if (!capable(CAP_SYS_ADMIN))
 371                         return -EPERM;
 372                 /*  Unlike Linux, HP-UX returns an error if n==0:  */
 373                 if ( n <= 0 )
 374                         return -EINVAL ;
 375                 /*  Unlike Linux, HP-UX truncates it if n is too big:  */
 376                 len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ;
 377                 /**/
 378                 /*  TODO:  print a warning about using this?  */
 379                 down_write(&uts_sem);
 380                 error = -EFAULT;
 381                 if (!copy_from_user(utsname()->sysname, ubuf, len)) {
 382                         utsname()->sysname[len] = 0;
 383                         error = 0;
 384                 }
 385                 up_write(&uts_sem);
 386                 return error;
 387                 break ;
 388         case 7:
 389                 /*  Sets utsname.release, if you're allowed.
 390                  *  Undocumented.  Used by swinstall to change the
 391                  *  OS version, during OS updates.  Yuck!!!
 392                  *
 393                  *  This code should look a lot like sys_sethostname()
 394                  *  in linux/kernel/sys.c.  If that gets updated, update
 395                  *  this code similarly.
 396                  */
 397                 if (!capable(CAP_SYS_ADMIN))
 398                         return -EPERM;
 399                 /*  Unlike Linux, HP-UX returns an error if n==0:  */
 400                 if ( n <= 0 )
 401                         return -EINVAL ;
 402                 /*  Unlike Linux, HP-UX truncates it if n is too big:  */
 403                 len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ;
 404                 /**/
 405                 /*  TODO:  print a warning about this?  */
 406                 down_write(&uts_sem);
 407                 error = -EFAULT;
 408                 if (!copy_from_user(utsname()->release, ubuf, len)) {
 409                         utsname()->release[len] = 0;
 410                         error = 0;
 411                 }
 412                 up_write(&uts_sem);
 413                 return error;
 414                 break ;
 415         default:
 416                 /*  This system call returns -EFAULT if given an unknown type.
 417                  *  Why not -EINVAL?  I don't know, it's just not what they did.
 418                  */
 419                 return -EFAULT ;
 420         }
 421 }
 422
 423 int hpux_getdomainname(char __user *name, int len)
 424 {
 425         int nlen;
 426         int err = -EFAULT;
 427
 428         down_read(&uts_sem);
 429
 430         nlen = strlen(utsname()->domainname) + 1;
 431
 432         if (nlen < len)
 433                 len = nlen;
 434         if(len > __NEW_UTS_LEN)
 435                 goto done;
 436         if(copy_to_user(name, utsname()->domainname, len))
 437                 goto done;
 438         err = 0;
 439 done:
 440         up_read(&uts_sem);
 441         return err;
 442
 443 }
 444
 445 int hpux_pipe(int *kstack_fildes)
 446 {
 447         return do_pipe_flags(kstack_fildes, 0);
 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                 char __user *user_fsname = (char __user *)arg1;
 470                 len = strlen_user(user_fsname);
 471                 printk(KERN_DEBUG "len of arg1 = %d\n", len);
 472                 if (len == 0)
 473                         return 0;
 474                 fsname = kmalloc(len, GFP_KERNEL);
 475                 if (!fsname) {
 476                         printk(KERN_DEBUG "failed to kmalloc fsname\n");
 477                         return 0;
 478                 }
 479
 480                 if (copy_from_user(fsname, user_fsname, len)) {
 481                         printk(KERN_DEBUG "failed to copy_from_user fsname\n");
 482                         kfree(fsname);
 483                         return 0;
 484                 }
 485
 486                 /* String could be altered by userspace after strlen_user() */
 487                 fsname[len] = '\0';
 488
 489                 printk(KERN_DEBUG "that is '%s' as (char *)\n", fsname);
 490                 if ( !strcmp(fsname, "hfs") ) {
 491                         fstype = 0;
 492                 } else {
 493                         fstype = 0;
 494                 }
 495
 496                 kfree(fsname);
 497
 498                 printk(KERN_DEBUG "returning fstype=%d\n", fstype);
 499                 return fstype; /* something other than default */
 500         }
 501
 502
 503         return 0;
 504 }
 505
 506
 507 /* Table of syscall names and handle for unimplemented routines */
 508 static const char * const syscall_names[] = {
 509         "nosys",                  /* 0 */
 510         "exit",
 511         "fork",
 512         "read",
 513         "write",
 514         "open",                   /* 5 */
 515         "close",
 516         "wait",
 517         "creat",
 518         "link",
 519         "unlink",                 /* 10 */
 520         "execv",
 521         "chdir",
 522         "time",
 523         "mknod",
 524         "chmod",                  /* 15 */
 525         "chown",
 526         "brk",
 527         "lchmod",
 528         "lseek",
 529         "getpid",                 /* 20 */
 530         "mount",
 531         "umount",
 532         "setuid",
 533         "getuid",
 534         "stime",                  /* 25 */
 535         "ptrace",
 536         "alarm",
 537         NULL,
 538         "pause",
 539         "utime",                  /* 30 */
 540         "stty",
 541         "gtty",
 542         "access",
 543         "nice",
 544         "ftime",                  /* 35 */
 545         "sync",
 546         "kill",
 547         "stat",
 548         "setpgrp3",
 549         "lstat",                  /* 40 */
 550         "dup",
 551         "pipe",
 552         "times",
 553         "profil",
 554         "ki_call",                /* 45 */
 555         "setgid",
 556         "getgid",
 557         NULL,
 558         NULL,
 559         NULL,                     /* 50 */
 560         "acct",
 561         "set_userthreadid",
 562         NULL,
 563         "ioctl",
 564         "reboot",                 /* 55 */
 565         "symlink",
 566         "utssys",
 567         "readlink",
 568         "execve",
 569         "umask",                  /* 60 */
 570         "chroot",
 571         "fcntl",
 572         "ulimit",
 573         NULL,
 574         NULL,                     /* 65 */
 575         "vfork",
 576         NULL,
 577         NULL,
 578         NULL,
 579         NULL,                     /* 70 */
 580         "mmap",
 581         NULL,
 582         "munmap",
 583         "mprotect",
 584         "madvise",                /* 75 */
 585         "vhangup",
 586         "swapoff",
 587         NULL,
 588         "getgroups",
 589         "setgroups",              /* 80 */
 590         "getpgrp2",
 591         "setpgid/setpgrp2",
 592         "setitimer",
 593         "wait3",
 594         "swapon",                 /* 85 */
 595         "getitimer",
 596         NULL,
 597         NULL,
 598         NULL,
 599         "dup2",                   /* 90 */
 600         NULL,
 601         "fstat",
 602         "select",
 603         NULL,
 604         "fsync",                  /* 95 */
 605         "setpriority",
 606         NULL,
 607         NULL,
 608         NULL,
 609         "getpriority",            /* 100 */
 610         NULL,
 611         NULL,
 612         NULL,
 613         NULL,
 614         NULL,                     /* 105 */
 615         NULL,
 616         NULL,
 617         "sigvector",
 618         "sigblock",
 619         "sigsetmask",             /* 110 */
 620         "sigpause",
 621         "sigstack",
 622         NULL,
 623         NULL,
 624         NULL,                     /* 115 */
 625         "gettimeofday",
 626         "getrusage",
 627         NULL,
 628         NULL,
 629         "readv",                  /* 120 */
 630         "writev",
 631         "settimeofday",
 632         "fchown",
 633         "fchmod",
 634         NULL,                     /* 125 */
 635         "setresuid",
 636         "setresgid",
 637         "rename",
 638         "truncate",
 639         "ftruncate",              /* 130 */
 640         NULL,
 641         "sysconf",
 642         NULL,
 643         NULL,
 644         NULL,                     /* 135 */
 645         "mkdir",
 646         "rmdir",
 647         NULL,
 648         "sigcleanup",
 649         "setcore",                /* 140 */
 650         NULL,
 651         "gethostid",
 652         "sethostid",
 653         "getrlimit",
 654         "setrlimit",              /* 145 */
 655         NULL,
 656         NULL,
 657         "quotactl",
 658         "get_sysinfo",
 659         NULL,                     /* 150 */
 660         "privgrp",
 661         "rtprio",
 662         "plock",
 663         NULL,
 664         "lockf",                  /* 155 */
 665         "semget",
 666         NULL,
 667         "semop",
 668         "msgget",
 669         NULL,                     /* 160 */
 670         "msgsnd",
 671         "msgrcv",
 672         "shmget",
 673         NULL,
 674         "shmat",                  /* 165 */
 675         "shmdt",
 676         NULL,
 677         "csp/nsp_init",
 678         "cluster",
 679         "mkrnod",                 /* 170 */
 680         "test",
 681         "unsp_open",
 682         NULL,
 683         "getcontext",
 684         "osetcontext",            /* 175 */
 685         "bigio",
 686         "pipenode",
 687         "lsync",
 688         "getmachineid",
 689         "cnodeid/mysite",         /* 180 */
 690         "cnodes/sitels",
 691         "swapclients",
 692         "rmtprocess",
 693         "dskless_stats",
 694         "sigprocmask",            /* 185 */
 695         "sigpending",
 696         "sigsuspend",
 697         "sigaction",
 698         NULL,
 699         "nfssvc",                 /* 190 */
 700         "getfh",
 701         "getdomainname",
 702         "setdomainname",
 703         "async_daemon",
 704         "getdirentries",          /* 195 */
 705         NULL,
 706         NULL,
 707         "vfsmount",
 708         NULL,
 709         "waitpid",                /* 200 */
 710         NULL,
 711         NULL,
 712         NULL,
 713         NULL,
 714         NULL,                     /* 205 */
 715         NULL,
 716         NULL,
 717         NULL,
 718         NULL,
 719         NULL,                     /* 210 */
 720         NULL,
 721         NULL,
 722         NULL,
 723         NULL,
 724         NULL,                     /* 215 */
 725         NULL,
 726         NULL,
 727         NULL,
 728         NULL,
 729         NULL,                     /* 220 */
 730         NULL,
 731         NULL,
 732         NULL,
 733         "sigsetreturn",
 734         "sigsetstatemask",        /* 225 */
 735         "bfactl",
 736         "cs",
 737         "cds",
 738         NULL,
 739         "pathconf",               /* 230 */
 740         "fpathconf",
 741         NULL,
 742         NULL,
 743         "nfs_fcntl",
 744         "ogetacl",                /* 235 */
 745         "ofgetacl",
 746         "osetacl",
 747         "ofsetacl",
 748         "pstat",
 749         "getaudid",               /* 240 */
 750         "setaudid",
 751         "getaudproc",
 752         "setaudproc",
 753         "getevent",
 754         "setevent",               /* 245 */
 755         "audwrite",
 756         "audswitch",
 757         "audctl",
 758         "ogetaccess",
 759         "fsctl",                  /* 250 */
 760         "ulconnect",
 761         "ulcontrol",
 762         "ulcreate",
 763         "uldest",
 764         "ulrecv",                 /* 255 */
 765         "ulrecvcn",
 766         "ulsend",
 767         "ulshutdown",
 768         "swapfs",
 769         "fss",                    /* 260 */
 770         NULL,
 771         NULL,
 772         NULL,
 773         NULL,
 774         NULL,                     /* 265 */
 775         NULL,
 776         "tsync",
 777         "getnumfds",
 778         "poll",
 779         "getmsg",                 /* 270 */
 780         "putmsg",
 781         "fchdir",
 782         "getmount_cnt",
 783         "getmount_entry",
 784         "accept",                 /* 275 */
 785         "bind",
 786         "connect",
 787         "getpeername",
 788         "getsockname",
 789         "getsockopt",             /* 280 */
 790         "listen",
 791         "recv",
 792         "recvfrom",
 793         "recvmsg",
 794         "send",                   /* 285 */
 795         "sendmsg",
 796         "sendto",
 797         "setsockopt",
 798         "shutdown",
 799         "socket",                 /* 290 */
 800         "socketpair",
 801         "proc_open",
 802         "proc_close",
 803         "proc_send",
 804         "proc_recv",              /* 295 */
 805         "proc_sendrecv",
 806         "proc_syscall",
 807         "ipccreate",
 808         "ipcname",
 809         "ipcnamerase",            /* 300 */
 810         "ipclookup",
 811         "ipcselect",
 812         "ipcconnect",
 813         "ipcrecvcn",
 814         "ipcsend",                /* 305 */
 815         "ipcrecv",
 816         "ipcgetnodename",
 817         "ipcsetnodename",
 818         "ipccontrol",
 819         "ipcshutdown",            /* 310 */
 820         "ipcdest",
 821         "semctl",
 822         "msgctl",
 823         "shmctl",
 824         "mpctl",                  /* 315 */
 825         "exportfs",
 826         "getpmsg",
 827         "putpmsg",
 828         "strioctl",
 829         "msync",                  /* 320 */
 830         "msleep",
 831         "mwakeup",
 832         "msem_init",
 833         "msem_remove",
 834         "adjtime",                /* 325 */
 835         "kload",
 836         "fattach",
 837         "fdetach",
 838         "serialize",
 839         "statvfs",                /* 330 */
 840         "fstatvfs",
 841         "lchown",
 842         "getsid",
 843         "sysfs",
 844         NULL,                     /* 335 */
 845         NULL,
 846         "sched_setparam",
 847         "sched_getparam",
 848         "sched_setscheduler",
 849         "sched_getscheduler",     /* 340 */
 850         "sched_yield",
 851         "sched_get_priority_max",
 852         "sched_get_priority_min",
 853         "sched_rr_get_interval",
 854         "clock_settime",          /* 345 */
 855         "clock_gettime",
 856         "clock_getres",
 857         "timer_create",
 858         "timer_delete",
 859         "timer_settime",          /* 350 */
 860         "timer_gettime",
 861         "timer_getoverrun",
 862         "nanosleep",
 863         "toolbox",
 864         NULL,                     /* 355 */
 865         "getdents",
 866         "getcontext",
 867         "sysinfo",
 868         "fcntl64",
 869         "ftruncate64",            /* 360 */
 870         "fstat64",
 871         "getdirentries64",
 872         "getrlimit64",
 873         "lockf64",
 874         "lseek64",                /* 365 */
 875         "lstat64",
 876         "mmap64",
 877         "setrlimit64",
 878         "stat64",
 879         "truncate64",             /* 370 */
 880         "ulimit64",
 881         NULL,
 882         NULL,
 883         NULL,
 884         NULL,                     /* 375 */
 885         NULL,
 886         NULL,
 887         NULL,
 888         NULL,
 889         "setcontext",             /* 380 */
 890         "sigaltstack",
 891         "waitid",
 892         "setpgrp",
 893         "recvmsg2",
 894         "sendmsg2",               /* 385 */
 895         "socket2",
 896         "socketpair2",
 897         "setregid",
 898         "lwp_create",
 899         "lwp_terminate",          /* 390 */
 900         "lwp_wait",
 901         "lwp_suspend",
 902         "lwp_resume",
 903         "lwp_self",
 904         "lwp_abort_syscall",      /* 395 */
 905         "lwp_info",
 906         "lwp_kill",
 907         "ksleep",
 908         "kwakeup",
 909         "ksleep_abort",           /* 400 */
 910         "lwp_proc_info",
 911         "lwp_exit",
 912         "lwp_continue",
 913         "getacl",
 914         "fgetacl",                /* 405 */
 915         "setacl",
 916         "fsetacl",
 917         "getaccess",
 918         "lwp_mutex_init",
 919         "lwp_mutex_lock_sys",     /* 410 */
 920         "lwp_mutex_unlock",
 921         "lwp_cond_init",
 922         "lwp_cond_signal",
 923         "lwp_cond_broadcast",
 924         "lwp_cond_wait_sys",      /* 415 */
 925         "lwp_getscheduler",
 926         "lwp_setscheduler",
 927         "lwp_getprivate",
 928         "lwp_setprivate",
 929         "lwp_detach",             /* 420 */
 930         "mlock",
 931         "munlock",
 932         "mlockall",
 933         "munlockall",
 934         "shm_open",               /* 425 */
 935         "shm_unlink",
 936         "sigqueue",
 937         "sigwaitinfo",
 938         "sigtimedwait",
 939         "sigwait",                /* 430 */
 940         "aio_read",
 941         "aio_write",
 942         "lio_listio",
 943         "aio_error",
 944         "aio_return",             /* 435 */
 945         "aio_cancel",
 946         "aio_suspend",
 947         "aio_fsync",
 948         "mq_open",
 949         "mq_unlink",              /* 440 */
 950         "mq_send",
 951         "mq_receive",
 952         "mq_notify",
 953         "mq_setattr",
 954         "mq_getattr",             /* 445 */
 955         "ksem_open",
 956         "ksem_unlink",
 957         "ksem_close",
 958         "ksem_destroy",
 959         "lw_sem_incr",            /* 450 */
 960         "lw_sem_decr",
 961         "lw_sem_read",
 962         "mq_close",
 963 };
 964 static const int syscall_names_max = 453;
 965
 966 int
 967 hpux_unimplemented(unsigned long arg1,unsigned long arg2,unsigned long arg3,
 968                    unsigned long arg4,unsigned long arg5,unsigned long arg6,
 969                    unsigned long arg7,unsigned long sc_num)
 970 {
 971         /* NOTE: sc_num trashes arg8 for the few syscalls that actually
 972          * have a valid 8th argument.
 973          */
 974         const char *name = NULL;
 975         if ( sc_num <= syscall_names_max && sc_num >= 0 ) {
 976                 name = syscall_names[sc_num];
 977         }
 978
 979         if ( name ) {
 980                 printk(KERN_DEBUG "Unimplemented HP-UX syscall emulation. Syscall #%lu (%s)\n",
 981                 sc_num, name);
 982         } else {
 983                 printk(KERN_DEBUG "Unimplemented unknown HP-UX syscall emulation. Syscall #%lu\n",
 984                 sc_num);
 985         }
 986
 987         printk(KERN_DEBUG "  Args: %lx %lx %lx %lx %lx %lx %lx\n",
 988                 arg1, arg2, arg3, arg4, arg5, arg6, arg7);
 989
 990         return -ENOSYS;
 991 }