usr/src/uts/common/sys/types.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
  22 /*        All Rights Reserved   */
  23
  24
  25 /*
  26  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  27  * Use is subject to license terms.
  28  *
  29  * Copyright 2013 Nexenta Systems, Inc.  All rights reserved.
  30  * Copyright 2016 Joyent, Inc.
  31  */
  32
  33 #ifndef _SYS_TYPES_H
  34 #define _SYS_TYPES_H
  35
  36 #include <sys/feature_tests.h>
  37 #include <sys/isa_defs.h>
  38
  39 /*
  40  * Machine dependent definitions moved to <sys/machtypes.h>.
  41  */
  42 #include <sys/machtypes.h>
  43
  44 /*
  45  * Include fixed width type declarations proposed by the ISO/JTC1/SC22/WG14 C
  46  * committee's working draft for the revision of the current ISO C standard,
  47  * ISO/IEC 9899:1990 Programming language - C.  These are not currently
  48  * required by any standard but constitute a useful, general purpose set
  49  * of type definitions which is namespace clean with respect to all standards.
  50  */
  51 #ifdef  _KERNEL
  52 #include <sys/inttypes.h>
  53 #else   /* _KERNEL */
  54 #include <sys/int_types.h>
  55 #endif  /* _KERNEL */
  56
  57 #if defined(_KERNEL) || defined(_SYSCALL32)
  58 #include <sys/types32.h>
  59 #endif
  60
  61 #ifdef  __cplusplus
  62 extern "C" {
  63 #endif
  64
  65 /*
  66  * Strictly conforming ANSI C environments prior to the 1999
  67  * revision of the C Standard (ISO/IEC 9899:1999) do not have
  68  * the long long data type.
  69  */
  70 #if defined(_LONGLONG_TYPE)
  71 typedef long long               longlong_t;
  72 typedef unsigned long long      u_longlong_t;
  73 #else
  74 /* used to reserve space and generate alignment */
  75 typedef union {
  76         double  _d;
  77         int32_t _l[2];
  78 } longlong_t;
  79 typedef union {
  80         double          _d;
  81         uint32_t        _l[2];
  82 } u_longlong_t;
  83 #endif  /* defined(_LONGLONG_TYPE) */
  84
  85 /*
  86  * These types (t_{u}scalar_t) exist because the XTI/TPI/DLPI standards had
  87  * to use them instead of int32_t and uint32_t because DEC had
  88  * shipped 64-bit wide.
  89  */
  90 #if defined(_LP64) || defined(_I32LPx)
  91 typedef int32_t         t_scalar_t;
  92 typedef uint32_t        t_uscalar_t;
  93 #else
  94 typedef long            t_scalar_t;     /* historical versions */
  95 typedef unsigned long   t_uscalar_t;
  96 #endif  /* defined(_LP64) || defined(_I32LPx) */
  97
  98 /*
  99  * POSIX Extensions
 100  */
 101 typedef unsigned char   uchar_t;
 102 typedef unsigned short  ushort_t;
 103 typedef unsigned int    uint_t;
 104 typedef unsigned long   ulong_t;
 105
 106 typedef char            *caddr_t;       /* ?<core address> type */
 107 typedef long            daddr_t;        /* <disk address> type */
 108 typedef short           cnt_t;          /* ?<count> type */
 109
 110 #if !defined(_PTRDIFF_T) || __cplusplus >= 199711L
 111 #define _PTRDIFF_T
 112 #if defined(_LP64) || defined(_I32LPx)
 113 typedef long    ptrdiff_t;              /* pointer difference */
 114 #else
 115 typedef int     ptrdiff_t;              /* (historical version) */
 116 #endif
 117 #endif
 118
 119 /*
 120  * VM-related types
 121  */
 122 typedef ulong_t         pfn_t;          /* page frame number */
 123 typedef ulong_t         pgcnt_t;        /* number of pages */
 124 typedef long            spgcnt_t;       /* signed number of pages */
 125
 126 typedef uchar_t         use_t;          /* use count for swap.  */
 127 typedef short           sysid_t;
 128 typedef short           index_t;
 129 typedef void            *timeout_id_t;  /* opaque handle from timeout(9F) */
 130 typedef void            *bufcall_id_t;  /* opaque handle from bufcall(9F) */
 131
 132 /*
 133  * The size of off_t and related types depends on the setting of
 134  * _FILE_OFFSET_BITS.  (Note that other system headers define other types
 135  * related to those defined here.)
 136  *
 137  * If _LARGEFILE64_SOURCE is defined, variants of these types that are
 138  * explicitly 64 bits wide become available.
 139  */
 140 #ifndef _OFF_T
 141 #define _OFF_T
 142
 143 #if defined(_LP64) || _FILE_OFFSET_BITS == 32
 144 typedef long            off_t;          /* offsets within files */
 145 #elif _FILE_OFFSET_BITS == 64
 146 typedef longlong_t      off_t;          /* offsets within files */
 147 #endif
 148
 149 #if defined(_LARGEFILE64_SOURCE)
 150 #ifdef _LP64
 151 typedef off_t           off64_t;        /* offsets within files */
 152 #else
 153 typedef longlong_t      off64_t;        /* offsets within files */
 154 #endif
 155 #endif  /* _LARGEFILE64_SOURCE */
 156
 157 #endif /* _OFF_T */
 158
 159 #if defined(_LP64) || _FILE_OFFSET_BITS == 32
 160 typedef ulong_t         ino_t;          /* expanded inode type  */
 161 typedef long            blkcnt_t;       /* count of file blocks */
 162 typedef ulong_t         fsblkcnt_t;     /* count of file system blocks */
 163 typedef ulong_t         fsfilcnt_t;     /* count of files */
 164 #elif _FILE_OFFSET_BITS == 64
 165 typedef u_longlong_t    ino_t;          /* expanded inode type  */
 166 typedef longlong_t      blkcnt_t;       /* count of file blocks */
 167 typedef u_longlong_t    fsblkcnt_t;     /* count of file system blocks */
 168 typedef u_longlong_t    fsfilcnt_t;     /* count of files */
 169 #endif
 170
 171 #if defined(_LARGEFILE64_SOURCE)
 172 #ifdef _LP64
 173 typedef ino_t           ino64_t;        /* expanded inode type */
 174 typedef blkcnt_t        blkcnt64_t;     /* count of file blocks */
 175 typedef fsblkcnt_t      fsblkcnt64_t;   /* count of file system blocks */
 176 typedef fsfilcnt_t      fsfilcnt64_t;   /* count of files */
 177 #else
 178 typedef u_longlong_t    ino64_t;        /* expanded inode type  */
 179 typedef longlong_t      blkcnt64_t;     /* count of file blocks */
 180 typedef u_longlong_t    fsblkcnt64_t;   /* count of file system blocks */
 181 typedef u_longlong_t    fsfilcnt64_t;   /* count of files */
 182 #endif
 183 #endif  /* _LARGEFILE64_SOURCE */
 184
 185 #ifdef _LP64
 186 typedef int             blksize_t;      /* used for block sizes */
 187 #else
 188 typedef long            blksize_t;      /* used for block sizes */
 189 #endif
 190
 191 #if defined(__XOPEN_OR_POSIX)
 192 typedef enum { _B_FALSE, _B_TRUE } boolean_t;
 193 #else
 194 typedef enum { B_FALSE, B_TRUE } boolean_t;
 195 #ifdef _KERNEL
 196 #define VALID_BOOLEAN(x)        (((x) == B_FALSE) || ((x) == B_TRUE))
 197 #define VOID2BOOLEAN(x)         (((uintptr_t)(x) == 0) ? B_FALSE : B_TRUE)
 198 #endif /* _KERNEL */
 199 #endif /* defined(__XOPEN_OR_POSIX) */
 200
 201 #ifdef _KERNEL
 202 #define BOOLEAN2VOID(x)         ((x) ? 1 : 0)
 203 #endif /* _KERNEL */
 204
 205 /*
 206  * The {u,}pad64_t types can be used in structures such that those structures
 207  * may be accessed by code produced by compilation environments which don't
 208  * support a 64 bit integral datatype.  The intention is not to allow
 209  * use of these fields in such environments, but to maintain the alignment
 210  * and offsets of the structure.
 211  *
 212  * Similar comments for {u,}pad128_t.
 213  *
 214  * Note that these types do NOT generate any stronger alignment constraints
 215  * than those available in the underlying ABI.  See <sys/isa_defs.h>
 216  */
 217 #if defined(_INT64_TYPE)
 218 typedef int64_t         pad64_t;
 219 typedef uint64_t        upad64_t;
 220 #else
 221 typedef union {
 222         double   _d;
 223         int32_t  _l[2];
 224 } pad64_t;
 225
 226 typedef union {
 227         double   _d;
 228         uint32_t _l[2];
 229 } upad64_t;
 230 #endif
 231
 232 typedef union {
 233         long double     _q;
 234         int32_t         _l[4];
 235 } pad128_t;
 236
 237 typedef union {
 238         long double     _q;
 239         uint32_t        _l[4];
 240 } upad128_t;
 241
 242 typedef longlong_t      offset_t;
 243 typedef u_longlong_t    u_offset_t;
 244 typedef u_longlong_t    len_t;
 245 typedef u_longlong_t    diskaddr_t;
 246 #if (defined(_KERNEL) || defined(_KMEMUSER) || defined(_BOOT))
 247 typedef uint64_t        paddr_t;
 248 #endif
 249
 250 /*
 251  * Definitions remaining from previous partial support for 64-bit file
 252  * offsets.  This partial support for devices greater than 2gb requires
 253  * compiler support for long long.
 254  */
 255 #ifdef _LONG_LONG_LTOH
 256 typedef union {
 257         offset_t        _f;     /* Full 64 bit offset value */
 258         struct {
 259                 int32_t _l;     /* lower 32 bits of offset value */
 260                 int32_t _u;     /* upper 32 bits of offset value */
 261         } _p;
 262 } lloff_t;
 263 #endif
 264
 265 #ifdef _LONG_LONG_HTOL
 266 typedef union {
 267         offset_t        _f;     /* Full 64 bit offset value */
 268         struct {
 269                 int32_t _u;     /* upper 32 bits of offset value */
 270                 int32_t _l;     /* lower 32 bits of offset value */
 271         } _p;
 272 } lloff_t;
 273 #endif
 274
 275 #ifdef _LONG_LONG_LTOH
 276 typedef union {
 277         longlong_t      _f;     /* Full 64 bit disk address value */
 278         struct {
 279                 int32_t _l;     /* lower 32 bits of disk address value */
 280                 int32_t _u;     /* upper 32 bits of disk address value */
 281         } _p;
 282 } lldaddr_t;
 283 #endif
 284
 285 #ifdef _LONG_LONG_HTOL
 286 typedef union {
 287         longlong_t      _f;     /* Full 64 bit disk address value */
 288         struct {
 289                 int32_t _u;     /* upper 32 bits of disk address value */
 290                 int32_t _l;     /* lower 32 bits of disk address value */
 291         } _p;
 292 } lldaddr_t;
 293 #endif
 294
 295 typedef uint_t k_fltset_t;      /* kernel fault set type */
 296
 297 /*
 298  * The following type is for various kinds of identifiers.  The
 299  * actual type must be the same for all since some system calls
 300  * (such as sigsend) take arguments that may be any of these
 301  * types.  The enumeration type idtype_t defined in sys/procset.h
 302  * is used to indicate what type of id is being specified --
 303  * a process id, process group id, session id, scheduling class id,
 304  * user id, group id, project id, task id or zone id.
 305  */
 306 #if defined(_LP64) || defined(_I32LPx)
 307 typedef int             id_t;
 308 #else
 309 typedef long            id_t;           /* (historical version) */
 310 #endif
 311
 312 typedef id_t            lgrp_id_t;      /* lgroup ID */
 313
 314 /*
 315  * Type useconds_t is an unsigned integral type capable of storing
 316  * values at least in the range of zero to 1,000,000.
 317  */
 318 typedef uint_t          useconds_t;     /* Time, in microseconds */
 319
 320 #ifndef _SUSECONDS_T
 321 #define _SUSECONDS_T
 322 typedef long    suseconds_t;    /* signed # of microseconds */
 323 #endif  /* _SUSECONDS_T */
 324
 325 /*
 326  * Typedefs for dev_t components.
 327  */
 328 #if defined(_LP64) || defined(_I32LPx)
 329 typedef uint_t  major_t;        /* major part of device number */
 330 typedef uint_t  minor_t;        /* minor part of device number */
 331 #else
 332 typedef ulong_t major_t;        /* (historical version) */
 333 typedef ulong_t minor_t;        /* (historical version) */
 334 #endif
 335
 336 /*
 337  * The data type of a thread priority.
 338  */
 339 typedef short   pri_t;
 340
 341 /*
 342  * The data type for a CPU flags field.  (Can be extended to larger unsigned
 343  * types, if needed, limited by ability to update atomically.)
 344  */
 345 typedef ushort_t        cpu_flag_t;
 346
 347 /*
 348  * For compatibility reasons the following typedefs (prefixed o_)
 349  * can't grow regardless of the EFT definition. Although,
 350  * applications should not explicitly use these typedefs
 351  * they may be included via a system header definition.
 352  * WARNING: These typedefs may be removed in a future
 353  * release.
 354  *              ex. the definitions in s5inode.h (now obsoleted)
 355  *                      remained small to preserve compatibility
 356  *                      in the S5 file system type.
 357  */
 358 typedef ushort_t o_mode_t;              /* old file attribute type */
 359 typedef short   o_dev_t;                /* old device type      */
 360 typedef ushort_t o_uid_t;               /* old UID type         */
 361 typedef o_uid_t o_gid_t;                /* old GID type         */
 362 typedef short   o_nlink_t;              /* old file link type   */
 363 typedef short   o_pid_t;                /* old process id type  */
 364 typedef ushort_t o_ino_t;               /* old inode type       */
 365
 366
 367 /*
 368  * POSIX and XOPEN Declarations
 369  */
 370 typedef int     key_t;                  /* IPC key type         */
 371 #if defined(_LP64) || defined(_I32LPx)
 372 typedef uint_t  mode_t;                 /* file attribute type  */
 373 #else
 374 typedef ulong_t mode_t;                 /* (historical version) */
 375 #endif
 376
 377 #ifndef _UID_T
 378 #define _UID_T
 379 typedef unsigned int uid_t;             /* UID type             */
 380 #endif  /* _UID_T */
 381
 382 typedef uid_t   gid_t;                  /* GID type             */
 383
 384 typedef uint32_t        datalink_id_t;
 385 typedef uint32_t        vrid_t;
 386
 387 typedef id_t    taskid_t;
 388 typedef id_t    projid_t;
 389 typedef id_t    poolid_t;
 390 typedef id_t    zoneid_t;
 391 typedef id_t    ctid_t;
 392
 393 /*
 394  * POSIX definitions are same as defined in thread.h and synch.h.
 395  * Any changes made to here should be reflected in corresponding
 396  * files as described in comments.
 397  */
 398 typedef uint_t  pthread_t;      /* = thread_t in thread.h */
 399 typedef uint_t  pthread_key_t;  /* = thread_key_t in thread.h */
 400
 401 /* "Magic numbers" tagging synchronization object types */
 402 #define _MUTEX_MAGIC    0x4d58          /* "MX" */
 403 #define _SEMA_MAGIC     0x534d          /* "SM" */
 404 #define _COND_MAGIC     0x4356          /* "CV" */
 405 #define _RWL_MAGIC      0x5257          /* "RW" */
 406
 407 typedef struct _pthread_mutex {         /* = mutex_t in synch.h */
 408         struct {
 409                 uint16_t        __pthread_mutex_flag1;
 410                 uint8_t         __pthread_mutex_flag2;
 411                 uint8_t         __pthread_mutex_ceiling;
 412                 uint16_t        __pthread_mutex_type;
 413                 uint16_t        __pthread_mutex_magic;
 414         } __pthread_mutex_flags;
 415         union {
 416                 struct {
 417                         uint8_t __pthread_mutex_pad[8];
 418                 } __pthread_mutex_lock64;
 419                 struct {
 420                         uint32_t __pthread_ownerpid;
 421                         uint32_t __pthread_lockword;
 422                 } __pthread_mutex_lock32;
 423                 upad64_t __pthread_mutex_owner64;
 424         } __pthread_mutex_lock;
 425         upad64_t __pthread_mutex_data;
 426 } pthread_mutex_t;
 427
 428 typedef struct _pthread_cond {          /* = cond_t in synch.h */
 429         struct {
 430                 uint8_t         __pthread_cond_flag[4];
 431                 uint16_t        __pthread_cond_type;
 432                 uint16_t        __pthread_cond_magic;
 433         } __pthread_cond_flags;
 434         upad64_t __pthread_cond_data;
 435 } pthread_cond_t;
 436
 437 /*
 438  * UNIX 98 Extension
 439  */
 440 typedef struct _pthread_rwlock {        /* = rwlock_t in synch.h */
 441         int32_t         __pthread_rwlock_readers;
 442         uint16_t        __pthread_rwlock_type;
 443         uint16_t        __pthread_rwlock_magic;
 444         pthread_mutex_t __pthread_rwlock_mutex;
 445         pthread_cond_t  __pthread_rwlock_readercv;
 446         pthread_cond_t  __pthread_rwlock_writercv;
 447 } pthread_rwlock_t;
 448
 449 /*
 450  * SUSV3
 451  */
 452 typedef struct {
 453         uint32_t        __pthread_barrier_count;
 454         uint32_t        __pthread_barrier_current;
 455         upad64_t        __pthread_barrier_cycle;
 456         upad64_t        __pthread_barrier_reserved;
 457         pthread_mutex_t __pthread_barrier_lock;
 458         pthread_cond_t  __pthread_barrier_cond;
 459 } pthread_barrier_t;
 460
 461 typedef pthread_mutex_t pthread_spinlock_t;
 462
 463 /*
 464  * attributes for threads, dynamically allocated by library
 465  */
 466 typedef struct _pthread_attr {
 467         void    *__pthread_attrp;
 468 } pthread_attr_t;
 469
 470 /*
 471  * attributes for mutex, dynamically allocated by library
 472  */
 473 typedef struct _pthread_mutexattr {
 474         void    *__pthread_mutexattrp;
 475 } pthread_mutexattr_t;
 476
 477 /*
 478  * attributes for cond, dynamically allocated by library
 479  */
 480 typedef struct _pthread_condattr {
 481         void    *__pthread_condattrp;
 482 } pthread_condattr_t;
 483
 484 /*
 485  * pthread_once
 486  */
 487 typedef struct _once {
 488         upad64_t        __pthread_once_pad[4];
 489 } pthread_once_t;
 490
 491 /*
 492  * UNIX 98 Extensions
 493  * attributes for rwlock, dynamically allocated by library
 494  */
 495 typedef struct _pthread_rwlockattr {
 496         void    *__pthread_rwlockattrp;
 497 } pthread_rwlockattr_t;
 498
 499 /*
 500  * SUSV3
 501  * attributes for pthread_barrier_t, dynamically allocated by library
 502  */
 503 typedef struct {
 504         void    *__pthread_barrierattrp;
 505 } pthread_barrierattr_t;
 506
 507 typedef ulong_t dev_t;                  /* expanded device type */
 508
 509 #if defined(_LP64) || defined(_I32LPx)
 510 typedef uint_t nlink_t;                 /* file link type       */
 511 typedef int     pid_t;                  /* process id type      */
 512 #else
 513 typedef ulong_t nlink_t;                /* (historical version) */
 514 typedef long    pid_t;                  /* (historical version) */
 515 #endif
 516
 517 #if !defined(_SIZE_T) || __cplusplus >= 199711L
 518 #define _SIZE_T
 519 #if defined(_LP64) || defined(_I32LPx)
 520 typedef ulong_t size_t;         /* size of something in bytes */
 521 #else
 522 typedef uint_t  size_t;         /* (historical version) */
 523 #endif
 524 #endif  /* _SIZE_T */
 525
 526 #ifndef _SSIZE_T
 527 #define _SSIZE_T
 528 #if defined(_LP64) || defined(_I32LPx)
 529 typedef long    ssize_t;        /* size of something in bytes or -1 */
 530 #else
 531 typedef int     ssize_t;        /* (historical version) */
 532 #endif
 533 #endif  /* _SSIZE_T */
 534
 535 #if !defined(_TIME_T) || __cplusplus >= 199711L
 536 #define _TIME_T
 537 typedef long            time_t; /* time of day in seconds */
 538 #endif  /* _TIME_T */
 539
 540 #if !defined(_CLOCK_T) || __cplusplus >= 199711L
 541 #define _CLOCK_T
 542 typedef long            clock_t; /* relative time in a specified resolution */
 543 #endif  /* ifndef _CLOCK_T */
 544
 545 #ifndef _CLOCKID_T
 546 #define _CLOCKID_T
 547 typedef int     clockid_t;      /* clock identifier type */
 548 #endif  /* ifndef _CLOCKID_T */
 549
 550 #ifndef _TIMER_T
 551 #define _TIMER_T
 552 typedef int     timer_t;        /* timer identifier type */
 553 #endif  /* ifndef _TIMER_T */
 554
 555 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 556
 557 /* BEGIN CSTYLED */
 558 typedef unsigned char   unchar;
 559 typedef unsigned short  ushort;
 560 typedef unsigned int    uint;
 561 typedef unsigned long   ulong;
 562 /* END CSTYLED */
 563
 564 #if defined(_KERNEL) || defined(_FAKE_KERNEL)
 565
 566 #define SHRT_MIN        (-32768)        /* min value of a "short int" */
 567 #define SHRT_MAX        32767           /* max value of a "short int" */
 568 #define USHRT_MAX       65535           /* max of "unsigned short int" */
 569 #define INT_MIN         (-2147483647-1) /* min value of an "int" */
 570 #define INT_MAX         2147483647      /* max value of an "int" */
 571 #define UINT_MAX        4294967295U     /* max value of an "unsigned int" */
 572 #if defined(_LP64)
 573 #define LONG_MIN        (-9223372036854775807L-1L)
 574                                         /* min value of a "long int" */
 575 #define LONG_MAX        9223372036854775807L
 576                                         /* max value of a "long int" */
 577 #define ULONG_MAX       18446744073709551615UL
 578                                         /* max of "unsigned long int" */
 579 #else /* _ILP32 */
 580 #define LONG_MIN        (-2147483647L-1L)
 581                                         /* min value of a "long int" */
 582 #define LONG_MAX        2147483647L     /* max value of a "long int" */
 583 #define ULONG_MAX       4294967295UL    /* max of "unsigned long int" */
 584 #endif
 585
 586 #define LLONG_MIN       (-9223372036854775807LL-1LL)
 587                                         /* min of "long long int" */
 588 #define LLONG_MAX       9223372036854775807LL
 589                                         /* max of "long long int" */
 590 #define ULLONG_MAX      18446744073709551615ULL
 591                                         /* max of "unsigned long long int" */
 592
 593 #if defined(_LP64) || _FILE_OFFSET_BITS == 32
 594 #define OFF_MIN         LONG_MIN
 595 #define OFF_MAX         LONG_MAX
 596 #elif _FILE_OFFSET_BITS == 64
 597 #define OFF_MIN         LLONG_MIN
 598 #define OFF_MAX         LLONG_MAX
 599 #endif  /* _LP64 || _FILE_OFFSET_BITS == 32 */
 600
 601 #endif  /* defined(_KERNEL) */
 602
 603 #define P_MYPID ((pid_t)0)
 604
 605 /*
 606  * The following is the value of type id_t to use to indicate the
 607  * caller's current id.  See procset.h for the type idtype_t
 608  * which defines which kind of id is being specified.
 609  */
 610 #define P_MYID  (-1)
 611 #define NOPID (pid_t)(-1)
 612
 613 #ifndef NODEV
 614 #define NODEV   (dev_t)(-1l)
 615 #ifdef _SYSCALL32
 616 #define NODEV32 (dev32_t)(-1)
 617 #endif  /* _SYSCALL32 */
 618 #endif  /* NODEV */
 619
 620 /*
 621  * The following value of type pfn_t is used to indicate
 622  * invalid page frame number.
 623  */
 624 #define PFN_INVALID     ((pfn_t)-1)
 625 #define PFN_SUSPENDED   ((pfn_t)-2)
 626
 627 /* BEGIN CSTYLED */
 628 typedef unsigned char   u_char;
 629 typedef unsigned short  u_short;
 630 typedef unsigned int    u_int;
 631 typedef unsigned long   u_long;
 632 typedef struct _quad { int val[2]; } quad_t;    /* used by UFS */
 633 typedef quad_t          quad;                   /* used by UFS */
 634 /* END CSTYLED */
 635
 636 /*
 637  * Nested include for BSD/sockets source compatibility.
 638  * (The select macros used to be defined here).
 639  */
 640 #include <sys/select.h>
 641
 642 #endif  /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 643
 644 /*
 645  * _VOID was defined to be either void or char but this is not
 646  * required because previous SunOS compilers have accepted the void
 647  * type. However, because many system header and source files use the
 648  * void keyword, the volatile keyword, and ANSI C function prototypes,
 649  * non-ANSI compilers cannot compile the system anyway. The _VOID macro
 650  * should therefore not be used and remains for source compatibility
 651  * only.
 652  */
 653 /* CSTYLED */
 654 #define _VOID   void
 655
 656 #ifdef  __cplusplus
 657 }
 658 #endif
 659
 660 #endif  /* _SYS_TYPES_H */