libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.h

   1 //===-- sanitizer_platform_limits_posix.h ---------------------------------===//
   2 //
   3 // This file is distributed under the University of Illinois Open Source
   4 // License. See LICENSE.TXT for details.
   5 //
   6 //===----------------------------------------------------------------------===//
   7 //
   8 // This file is a part of Sanitizer common code.
   9 //
  10 // Sizes and layouts of platform-specific POSIX data structures.
  11 //===----------------------------------------------------------------------===//
  12
  13 #ifndef SANITIZER_PLATFORM_LIMITS_POSIX_H
  14 #define SANITIZER_PLATFORM_LIMITS_POSIX_H
  15
  16 #include "sanitizer_internal_defs.h"
  17 #include "sanitizer_platform.h"
  18
  19 namespace __sanitizer {
  20   extern unsigned struct_utsname_sz;
  21   extern unsigned struct_stat_sz;
  22 #if !SANITIZER_IOS
  23   extern unsigned struct_stat64_sz;
  24 #endif
  25   extern unsigned struct_rusage_sz;
  26   extern unsigned struct_passwd_sz;
  27   extern unsigned struct_group_sz;
  28   extern unsigned siginfo_t_sz;
  29   extern unsigned struct_itimerval_sz;
  30   extern unsigned pthread_t_sz;
  31   extern unsigned pthread_cond_t_sz;
  32   extern unsigned pid_t_sz;
  33   extern unsigned timeval_sz;
  34   extern unsigned uid_t_sz;
  35   extern unsigned mbstate_t_sz;
  36   extern unsigned struct_timezone_sz;
  37   extern unsigned struct_tms_sz;
  38   extern unsigned struct_itimerspec_sz;
  39   extern unsigned struct_sigevent_sz;
  40   extern unsigned struct_sched_param_sz;
  41   extern unsigned struct_statfs_sz;
  42   extern unsigned struct_statfs64_sz;
  43
  44 #if !SANITIZER_ANDROID
  45   extern unsigned ucontext_t_sz;
  46 #endif // !SANITIZER_ANDROID
  47
  48 #if SANITIZER_LINUX
  49
  50 #if defined(__x86_64__)
  51   const unsigned struct___old_kernel_stat_sz = 32;
  52   const unsigned struct_kernel_stat_sz = 144;
  53   const unsigned struct_kernel_stat64_sz = 0;
  54 #elif defined(__i386__)
  55   const unsigned struct___old_kernel_stat_sz = 32;
  56   const unsigned struct_kernel_stat_sz = 64;
  57   const unsigned struct_kernel_stat64_sz = 96;
  58 #elif defined(__arm__)
  59   const unsigned struct___old_kernel_stat_sz = 32;
  60   const unsigned struct_kernel_stat_sz = 64;
  61   const unsigned struct_kernel_stat64_sz = 104;
  62 #elif defined(__powerpc__) && !defined(__powerpc64__)
  63   const unsigned struct___old_kernel_stat_sz = 32;
  64   const unsigned struct_kernel_stat_sz = 72;
  65   const unsigned struct_kernel_stat64_sz = 104;
  66 #elif defined(__powerpc64__)
  67   const unsigned struct___old_kernel_stat_sz = 0;
  68   const unsigned struct_kernel_stat_sz = 144;
  69   const unsigned struct_kernel_stat64_sz = 104;
  70 #endif
  71   struct __sanitizer_perf_event_attr {
  72     unsigned type;
  73     unsigned size;
  74     // More fields that vary with the kernel version.
  75   };
  76
  77   extern unsigned struct_utimbuf_sz;
  78   extern unsigned struct_new_utsname_sz;
  79   extern unsigned struct_old_utsname_sz;
  80   extern unsigned struct_oldold_utsname_sz;
  81   extern unsigned struct_msqid_ds_sz;
  82   extern unsigned struct_mq_attr_sz;
  83   extern unsigned struct_timex_sz;
  84   extern unsigned struct_ustat_sz;
  85
  86   extern unsigned struct_rlimit_sz;
  87   extern unsigned struct_epoll_event_sz;
  88   extern unsigned struct_sysinfo_sz;
  89   extern unsigned struct_timespec_sz;
  90   extern unsigned __user_cap_header_struct_sz;
  91   extern unsigned __user_cap_data_struct_sz;
  92   const unsigned old_sigset_t_sz = sizeof(unsigned long);
  93   const unsigned struct_kexec_segment_sz = 4 * sizeof(unsigned long);
  94
  95   struct __sanitizer_iocb {
  96     u64   aio_data;
  97     u32   aio_key_or_aio_reserved1; // Simply crazy.
  98     u32   aio_reserved1_or_aio_key; // Luckily, we don't need these.
  99     u16   aio_lio_opcode;
 100     s16   aio_reqprio;
 101     u32   aio_fildes;
 102     u64   aio_buf;
 103     u64   aio_nbytes;
 104     s64   aio_offset;
 105     u64   aio_reserved2;
 106     u64   aio_reserved3;
 107   };
 108
 109   struct __sanitizer_io_event {
 110     u64 data;
 111     u64 obj;
 112     u64 res;
 113     u64 res2;
 114   };
 115
 116   const unsigned iocb_cmd_pread = 0;
 117   const unsigned iocb_cmd_pwrite = 1;
 118   const unsigned iocb_cmd_preadv = 7;
 119   const unsigned iocb_cmd_pwritev = 8;
 120
 121   struct __sanitizer___sysctl_args {
 122     int *name;
 123     int nlen;
 124     void *oldval;
 125     uptr *oldlenp;
 126     void *newval;
 127     uptr newlen;
 128     unsigned long ___unused[4];
 129   };
 130 #endif // SANITIZER_LINUX
 131
 132 #if SANITIZER_LINUX && !SANITIZER_ANDROID
 133   extern unsigned struct_rlimit64_sz;
 134   extern unsigned struct_statvfs_sz;
 135   extern unsigned struct_statvfs64_sz;
 136
 137   struct __sanitizer_ipc_perm {
 138     int __key;
 139     int uid;
 140     int gid;
 141     int cuid;
 142     int cgid;
 143 #ifdef __powerpc__
 144     unsigned mode;
 145     unsigned __seq;
 146     u64 __unused1;
 147     u64 __unused2;
 148 #else
 149     unsigned short mode;
 150     unsigned short __pad1;
 151     unsigned short __seq;
 152     unsigned short __pad2;
 153 #if defined(__x86_64__) && !defined(_LP64)
 154     u64 __unused1;
 155     u64 __unused2;
 156 #else
 157     unsigned long __unused1;
 158     unsigned long __unused2;
 159 #endif
 160 #endif
 161   };
 162
 163   struct __sanitizer_shmid_ds {
 164     __sanitizer_ipc_perm shm_perm;
 165   #ifndef __powerpc__
 166     uptr shm_segsz;
 167   #elif !defined(__powerpc64__)
 168     uptr __unused0;
 169   #endif
 170   #if defined(__x86_64__) && !defined(_LP64)
 171     u64 shm_atime;
 172     u64 shm_dtime;
 173     u64 shm_ctime;
 174   #else
 175     uptr shm_atime;
 176   #ifndef _LP64
 177     uptr __unused1;
 178   #endif
 179     uptr shm_dtime;
 180   #ifndef _LP64
 181     uptr __unused2;
 182   #endif
 183     uptr shm_ctime;
 184   #ifndef _LP64
 185     uptr __unused3;
 186   #endif
 187   #endif
 188   #ifdef __powerpc__
 189     uptr shm_segsz;
 190   #endif
 191     int shm_cpid;
 192     int shm_lpid;
 193   #if defined(__x86_64__) && !defined(_LP64)
 194     u64 shm_nattch;
 195     u64 __unused4;
 196     u64 __unused5;
 197   #else
 198     uptr shm_nattch;
 199     uptr __unused4;
 200     uptr __unused5;
 201   #endif
 202   };
 203   #endif  // SANITIZER_LINUX && !SANITIZER_ANDROID
 204
 205   struct __sanitizer_iovec {
 206     void  *iov_base;
 207     uptr iov_len;
 208   };
 209
 210 #if SANITIZER_MAC
 211   typedef unsigned long __sanitizer_pthread_key_t;
 212 #else
 213   typedef unsigned __sanitizer_pthread_key_t;
 214 #endif
 215
 216   struct __sanitizer_ether_addr {
 217     u8 octet[6];
 218   };
 219
 220   struct __sanitizer_tm {
 221     int tm_sec;
 222     int tm_min;
 223     int tm_hour;
 224     int tm_mday;
 225     int tm_mon;
 226     int tm_year;
 227     int tm_wday;
 228     int tm_yday;
 229     int tm_isdst;
 230     long int tm_gmtoff;
 231     const char *tm_zone;
 232   };
 233
 234 #if SANITIZER_LINUX
 235   struct __sanitizer_mntent {
 236     char *mnt_fsname;
 237     char *mnt_dir;
 238     char *mnt_type;
 239     char *mnt_opts;
 240     int mnt_freq;
 241     int mnt_passno;
 242   };
 243 #endif
 244
 245 #if SANITIZER_ANDROID || SANITIZER_MAC
 246   struct __sanitizer_msghdr {
 247     void *msg_name;
 248     unsigned msg_namelen;
 249     struct __sanitizer_iovec *msg_iov;
 250     unsigned msg_iovlen;
 251     void *msg_control;
 252     unsigned msg_controllen;
 253     int msg_flags;
 254   };
 255   struct __sanitizer_cmsghdr {
 256     unsigned cmsg_len;
 257     int cmsg_level;
 258     int cmsg_type;
 259   };
 260 #else
 261   struct __sanitizer_msghdr {
 262     void *msg_name;
 263     unsigned msg_namelen;
 264     struct __sanitizer_iovec *msg_iov;
 265     uptr msg_iovlen;
 266     void *msg_control;
 267     uptr msg_controllen;
 268     int msg_flags;
 269   };
 270   struct __sanitizer_cmsghdr {
 271     uptr cmsg_len;
 272     int cmsg_level;
 273     int cmsg_type;
 274   };
 275 #endif
 276
 277 #if SANITIZER_MAC
 278   struct __sanitizer_dirent {
 279     unsigned long long d_ino;
 280     unsigned long long d_seekoff;
 281     unsigned short d_reclen;
 282     // more fields that we don't care about
 283   };
 284 #elif SANITIZER_ANDROID || defined(__x86_64__)
 285   struct __sanitizer_dirent {
 286     unsigned long long d_ino;
 287     unsigned long long d_off;
 288     unsigned short d_reclen;
 289     // more fields that we don't care about
 290   };
 291 #else
 292   struct __sanitizer_dirent {
 293     uptr d_ino;
 294     uptr d_off;
 295     unsigned short d_reclen;
 296     // more fields that we don't care about
 297   };
 298 #endif
 299
 300 #if SANITIZER_LINUX && !SANITIZER_ANDROID
 301   struct __sanitizer_dirent64 {
 302     unsigned long long d_ino;
 303     unsigned long long d_off;
 304     unsigned short d_reclen;
 305     // more fields that we don't care about
 306   };
 307 #endif
 308
 309 #if defined(__x86_64__) && !defined(_LP64)
 310   typedef long long __sanitizer_clock_t;
 311 #else
 312   typedef long __sanitizer_clock_t;
 313 #endif
 314
 315 #if SANITIZER_LINUX
 316 #if defined(_LP64) || defined(__x86_64__) || defined(__powerpc__)
 317   typedef unsigned __sanitizer___kernel_uid_t;
 318   typedef unsigned __sanitizer___kernel_gid_t;
 319 #else
 320   typedef unsigned short __sanitizer___kernel_uid_t;
 321   typedef unsigned short __sanitizer___kernel_gid_t;
 322 #endif
 323 #if defined(__x86_64__) && !defined(_LP64)
 324   typedef long long __sanitizer___kernel_off_t;
 325 #else
 326   typedef long __sanitizer___kernel_off_t;
 327 #endif
 328
 329 #if defined(__powerpc__)
 330   typedef unsigned int __sanitizer___kernel_old_uid_t;
 331   typedef unsigned int __sanitizer___kernel_old_gid_t;
 332 #else
 333   typedef unsigned short __sanitizer___kernel_old_uid_t;
 334   typedef unsigned short __sanitizer___kernel_old_gid_t;
 335 #endif
 336
 337   typedef long long __sanitizer___kernel_loff_t;
 338   typedef struct {
 339     unsigned long fds_bits[1024 / (8 * sizeof(long))];
 340   } __sanitizer___kernel_fd_set;
 341 #endif
 342
 343   // This thing depends on the platform. We are only interested in the upper
 344   // limit. Verified with a compiler assert in .cc.
 345   const int pthread_attr_t_max_sz = 128;
 346   union __sanitizer_pthread_attr_t {
 347     char size[pthread_attr_t_max_sz]; // NOLINT
 348     void *align;
 349   };
 350
 351 #if SANITIZER_ANDROID
 352   typedef unsigned long __sanitizer_sigset_t;
 353 #elif SANITIZER_MAC
 354   typedef unsigned __sanitizer_sigset_t;
 355 #elif SANITIZER_LINUX
 356   struct __sanitizer_sigset_t {
 357     // The size is determined by looking at sizeof of real sigset_t on linux.
 358     uptr val[128 / sizeof(uptr)];
 359   };
 360 #endif
 361
 362   struct __sanitizer_sigaction {
 363     union {
 364       void (*sa_handler)(int sig);
 365       void (*sa_sigaction)(int sig, void *siginfo, void *uctx);
 366     };
 367     __sanitizer_sigset_t sa_mask;
 368     int sa_flags;
 369 #if SANITIZER_LINUX
 370     void (*sa_restorer)();
 371 #endif
 372   };
 373
 374   struct __sanitizer_kernel_sigset_t {
 375     u8 sig[8];
 376   };
 377
 378   struct __sanitizer_kernel_sigaction_t {
 379     union {
 380       void (*sigaction)(int signo, void *info, void *ctx);
 381       void (*handler)(int signo);
 382     };
 383     unsigned long sa_flags;
 384     void (*sa_restorer)(void);
 385     __sanitizer_kernel_sigset_t sa_mask;
 386   };
 387
 388   extern uptr sig_ign;
 389   extern uptr sig_dfl;
 390   extern uptr sa_siginfo;
 391
 392 #if SANITIZER_LINUX
 393   extern int e_tabsz;
 394 #endif
 395
 396   extern int af_inet;
 397   extern int af_inet6;
 398   uptr __sanitizer_in_addr_sz(int af);
 399
 400 #if SANITIZER_LINUX
 401   struct __sanitizer_dl_phdr_info {
 402     uptr dlpi_addr;
 403     const char *dlpi_name;
 404     const void *dlpi_phdr;
 405     short dlpi_phnum;
 406   };
 407 #endif
 408
 409   struct __sanitizer_addrinfo {
 410     int ai_flags;
 411     int ai_family;
 412     int ai_socktype;
 413     int ai_protocol;
 414 #if SANITIZER_ANDROID || SANITIZER_MAC
 415     unsigned ai_addrlen;
 416     char *ai_canonname;
 417     void *ai_addr;
 418 #else // LINUX
 419     unsigned ai_addrlen;
 420     void *ai_addr;
 421     char *ai_canonname;
 422 #endif
 423     struct __sanitizer_addrinfo *ai_next;
 424   };
 425
 426   struct __sanitizer_hostent {
 427     char *h_name;
 428     char **h_aliases;
 429     int h_addrtype;
 430     int h_length;
 431     char **h_addr_list;
 432   };
 433
 434   struct __sanitizer_pollfd {
 435     int fd;
 436     short events;
 437     short revents;
 438   };
 439
 440 #if SANITIZER_ANDROID || SANITIZER_MAC
 441   typedef unsigned __sanitizer_nfds_t;
 442 #else
 443   typedef unsigned long __sanitizer_nfds_t;
 444 #endif
 445
 446 #if SANITIZER_LINUX && !SANITIZER_ANDROID
 447   struct __sanitizer_glob_t {
 448     uptr gl_pathc;
 449     char **gl_pathv;
 450     uptr gl_offs;
 451     int gl_flags;
 452
 453     void (*gl_closedir)(void *dirp);
 454     void *(*gl_readdir)(void *dirp);
 455     void *(*gl_opendir)(const char *);
 456     int (*gl_lstat)(const char *, void *);
 457     int (*gl_stat)(const char *, void *);
 458   };
 459
 460   extern int glob_nomatch;
 461   extern int glob_altdirfunc;
 462 #endif
 463
 464   extern unsigned path_max;
 465
 466   struct __sanitizer_wordexp_t {
 467     uptr we_wordc;
 468     char **we_wordv;
 469     uptr we_offs;
 470   };
 471
 472 #if SANITIZER_LINUX && !SANITIZER_ANDROID && \
 473       (defined(__i386) || defined (__x86_64))  // NOLINT
 474   extern unsigned struct_user_regs_struct_sz;
 475   extern unsigned struct_user_fpregs_struct_sz;
 476   extern unsigned struct_user_fpxregs_struct_sz;
 477
 478   extern int ptrace_peektext;
 479   extern int ptrace_peekdata;
 480   extern int ptrace_peekuser;
 481   extern int ptrace_getregs;
 482   extern int ptrace_setregs;
 483   extern int ptrace_getfpregs;
 484   extern int ptrace_setfpregs;
 485   extern int ptrace_getfpxregs;
 486   extern int ptrace_setfpxregs;
 487   extern int ptrace_getsiginfo;
 488   extern int ptrace_setsiginfo;
 489   extern int ptrace_getregset;
 490   extern int ptrace_setregset;
 491 #endif
 492
 493 #if SANITIZER_LINUX && !SANITIZER_ANDROID
 494   extern unsigned struct_shminfo_sz;
 495   extern unsigned struct_shm_info_sz;
 496   extern int shmctl_ipc_stat;
 497   extern int shmctl_ipc_info;
 498   extern int shmctl_shm_info;
 499   extern int shmctl_shm_stat;
 500 #endif
 501
 502   // ioctl arguments
 503   struct __sanitizer_ifconf {
 504     int ifc_len;
 505     union {
 506       void *ifcu_req;
 507     } ifc_ifcu;
 508 #if SANITIZER_MAC
 509   } __attribute__((packed));
 510 #else
 511   };
 512 #endif
 513
 514 #define IOC_SIZE(nr) (((nr) >> 16) & 0x3fff)
 515
 516   extern unsigned struct_arpreq_sz;
 517   extern unsigned struct_ifreq_sz;
 518   extern unsigned struct_termios_sz;
 519   extern unsigned struct_winsize_sz;
 520
 521 #if SANITIZER_LINUX
 522   extern unsigned struct_cdrom_msf_sz;
 523   extern unsigned struct_cdrom_multisession_sz;
 524   extern unsigned struct_cdrom_read_audio_sz;
 525   extern unsigned struct_cdrom_subchnl_sz;
 526   extern unsigned struct_cdrom_ti_sz;
 527   extern unsigned struct_cdrom_tocentry_sz;
 528   extern unsigned struct_cdrom_tochdr_sz;
 529   extern unsigned struct_cdrom_volctrl_sz;
 530   extern unsigned struct_copr_buffer_sz;
 531   extern unsigned struct_copr_debug_buf_sz;
 532   extern unsigned struct_copr_msg_sz;
 533   extern unsigned struct_ff_effect_sz;
 534   extern unsigned struct_floppy_drive_params_sz;
 535   extern unsigned struct_floppy_drive_struct_sz;
 536   extern unsigned struct_floppy_fdc_state_sz;
 537   extern unsigned struct_floppy_max_errors_sz;
 538   extern unsigned struct_floppy_raw_cmd_sz;
 539   extern unsigned struct_floppy_struct_sz;
 540   extern unsigned struct_floppy_write_errors_sz;
 541   extern unsigned struct_format_descr_sz;
 542   extern unsigned struct_hd_driveid_sz;
 543   extern unsigned struct_hd_geometry_sz;
 544   extern unsigned struct_input_absinfo_sz;
 545   extern unsigned struct_input_id_sz;
 546   extern unsigned struct_midi_info_sz;
 547   extern unsigned struct_mtget_sz;
 548   extern unsigned struct_mtop_sz;
 549   extern unsigned struct_mtpos_sz;
 550   extern unsigned struct_rtentry_sz;
 551   extern unsigned struct_sbi_instrument_sz;
 552   extern unsigned struct_seq_event_rec_sz;
 553   extern unsigned struct_synth_info_sz;
 554   extern unsigned struct_termio_sz;
 555   extern unsigned struct_vt_consize_sz;
 556   extern unsigned struct_vt_mode_sz;
 557   extern unsigned struct_vt_sizes_sz;
 558   extern unsigned struct_vt_stat_sz;
 559 #endif
 560
 561 #if SANITIZER_LINUX && !SANITIZER_ANDROID
 562   extern unsigned struct_audio_buf_info_sz;
 563   extern unsigned struct_ax25_parms_struct_sz;
 564   extern unsigned struct_cyclades_monitor_sz;
 565   extern unsigned struct_input_keymap_entry_sz;
 566   extern unsigned struct_ipx_config_data_sz;
 567   extern unsigned struct_kbdiacrs_sz;
 568   extern unsigned struct_kbentry_sz;
 569   extern unsigned struct_kbkeycode_sz;
 570   extern unsigned struct_kbsentry_sz;
 571   extern unsigned struct_mtconfiginfo_sz;
 572   extern unsigned struct_nr_parms_struct_sz;
 573   extern unsigned struct_ppp_stats_sz;
 574   extern unsigned struct_scc_modem_sz;
 575   extern unsigned struct_scc_stat_sz;
 576   extern unsigned struct_serial_multiport_struct_sz;
 577   extern unsigned struct_serial_struct_sz;
 578   extern unsigned struct_sockaddr_ax25_sz;
 579   extern unsigned struct_unimapdesc_sz;
 580   extern unsigned struct_unimapinit_sz;
 581 #endif
 582
 583 #if !SANITIZER_ANDROID && !SANITIZER_MAC
 584   extern unsigned struct_sioc_sg_req_sz;
 585   extern unsigned struct_sioc_vif_req_sz;
 586 #endif
 587
 588   // ioctl request identifiers
 589
 590   // A special value to mark ioctls that are not present on the target platform,
 591   // when it can not be determined without including any system headers.
 592   extern unsigned IOCTL_NOT_PRESENT;
 593
 594   extern unsigned IOCTL_FIOASYNC;
 595   extern unsigned IOCTL_FIOCLEX;
 596   extern unsigned IOCTL_FIOGETOWN;
 597   extern unsigned IOCTL_FIONBIO;
 598   extern unsigned IOCTL_FIONCLEX;
 599   extern unsigned IOCTL_FIOSETOWN;
 600   extern unsigned IOCTL_SIOCADDMULTI;
 601   extern unsigned IOCTL_SIOCATMARK;
 602   extern unsigned IOCTL_SIOCDELMULTI;
 603   extern unsigned IOCTL_SIOCGIFADDR;
 604   extern unsigned IOCTL_SIOCGIFBRDADDR;
 605   extern unsigned IOCTL_SIOCGIFCONF;
 606   extern unsigned IOCTL_SIOCGIFDSTADDR;
 607   extern unsigned IOCTL_SIOCGIFFLAGS;
 608   extern unsigned IOCTL_SIOCGIFMETRIC;
 609   extern unsigned IOCTL_SIOCGIFMTU;
 610   extern unsigned IOCTL_SIOCGIFNETMASK;
 611   extern unsigned IOCTL_SIOCGPGRP;
 612   extern unsigned IOCTL_SIOCSIFADDR;
 613   extern unsigned IOCTL_SIOCSIFBRDADDR;
 614   extern unsigned IOCTL_SIOCSIFDSTADDR;
 615   extern unsigned IOCTL_SIOCSIFFLAGS;
 616   extern unsigned IOCTL_SIOCSIFMETRIC;
 617   extern unsigned IOCTL_SIOCSIFMTU;
 618   extern unsigned IOCTL_SIOCSIFNETMASK;
 619   extern unsigned IOCTL_SIOCSPGRP;
 620   extern unsigned IOCTL_TIOCCONS;
 621   extern unsigned IOCTL_TIOCEXCL;
 622   extern unsigned IOCTL_TIOCGETD;
 623   extern unsigned IOCTL_TIOCGPGRP;
 624   extern unsigned IOCTL_TIOCGWINSZ;
 625   extern unsigned IOCTL_TIOCMBIC;
 626   extern unsigned IOCTL_TIOCMBIS;
 627   extern unsigned IOCTL_TIOCMGET;
 628   extern unsigned IOCTL_TIOCMSET;
 629   extern unsigned IOCTL_TIOCNOTTY;
 630   extern unsigned IOCTL_TIOCNXCL;
 631   extern unsigned IOCTL_TIOCOUTQ;
 632   extern unsigned IOCTL_TIOCPKT;
 633   extern unsigned IOCTL_TIOCSCTTY;
 634   extern unsigned IOCTL_TIOCSETD;
 635   extern unsigned IOCTL_TIOCSPGRP;
 636   extern unsigned IOCTL_TIOCSTI;
 637   extern unsigned IOCTL_TIOCSWINSZ;
 638 #if (SANITIZER_LINUX && !SANITIZER_ANDROID)
 639   extern unsigned IOCTL_SIOCGETSGCNT;
 640   extern unsigned IOCTL_SIOCGETVIFCNT;
 641 #endif
 642 #if SANITIZER_LINUX
 643   extern unsigned IOCTL_EVIOCGABS;
 644   extern unsigned IOCTL_EVIOCGBIT;
 645   extern unsigned IOCTL_EVIOCGEFFECTS;
 646   extern unsigned IOCTL_EVIOCGID;
 647   extern unsigned IOCTL_EVIOCGKEY;
 648   extern unsigned IOCTL_EVIOCGKEYCODE;
 649   extern unsigned IOCTL_EVIOCGLED;
 650   extern unsigned IOCTL_EVIOCGNAME;
 651   extern unsigned IOCTL_EVIOCGPHYS;
 652   extern unsigned IOCTL_EVIOCGRAB;
 653   extern unsigned IOCTL_EVIOCGREP;
 654   extern unsigned IOCTL_EVIOCGSND;
 655   extern unsigned IOCTL_EVIOCGSW;
 656   extern unsigned IOCTL_EVIOCGUNIQ;
 657   extern unsigned IOCTL_EVIOCGVERSION;
 658   extern unsigned IOCTL_EVIOCRMFF;
 659   extern unsigned IOCTL_EVIOCSABS;
 660   extern unsigned IOCTL_EVIOCSFF;
 661   extern unsigned IOCTL_EVIOCSKEYCODE;
 662   extern unsigned IOCTL_EVIOCSREP;
 663   extern unsigned IOCTL_BLKFLSBUF;
 664   extern unsigned IOCTL_BLKGETSIZE;
 665   extern unsigned IOCTL_BLKRAGET;
 666   extern unsigned IOCTL_BLKRASET;
 667   extern unsigned IOCTL_BLKROGET;
 668   extern unsigned IOCTL_BLKROSET;
 669   extern unsigned IOCTL_BLKRRPART;
 670   extern unsigned IOCTL_CDROMAUDIOBUFSIZ;
 671   extern unsigned IOCTL_CDROMEJECT;
 672   extern unsigned IOCTL_CDROMEJECT_SW;
 673   extern unsigned IOCTL_CDROMMULTISESSION;
 674   extern unsigned IOCTL_CDROMPAUSE;
 675   extern unsigned IOCTL_CDROMPLAYMSF;
 676   extern unsigned IOCTL_CDROMPLAYTRKIND;
 677   extern unsigned IOCTL_CDROMREADAUDIO;
 678   extern unsigned IOCTL_CDROMREADCOOKED;
 679   extern unsigned IOCTL_CDROMREADMODE1;
 680   extern unsigned IOCTL_CDROMREADMODE2;
 681   extern unsigned IOCTL_CDROMREADRAW;
 682   extern unsigned IOCTL_CDROMREADTOCENTRY;
 683   extern unsigned IOCTL_CDROMREADTOCHDR;
 684   extern unsigned IOCTL_CDROMRESET;
 685   extern unsigned IOCTL_CDROMRESUME;
 686   extern unsigned IOCTL_CDROMSEEK;
 687   extern unsigned IOCTL_CDROMSTART;
 688   extern unsigned IOCTL_CDROMSTOP;
 689   extern unsigned IOCTL_CDROMSUBCHNL;
 690   extern unsigned IOCTL_CDROMVOLCTRL;
 691   extern unsigned IOCTL_CDROMVOLREAD;
 692   extern unsigned IOCTL_CDROM_GET_UPC;
 693   extern unsigned IOCTL_FDCLRPRM;
 694   extern unsigned IOCTL_FDDEFPRM;
 695   extern unsigned IOCTL_FDFLUSH;
 696   extern unsigned IOCTL_FDFMTBEG;
 697   extern unsigned IOCTL_FDFMTEND;
 698   extern unsigned IOCTL_FDFMTTRK;
 699   extern unsigned IOCTL_FDGETDRVPRM;
 700   extern unsigned IOCTL_FDGETDRVSTAT;
 701   extern unsigned IOCTL_FDGETDRVTYP;
 702   extern unsigned IOCTL_FDGETFDCSTAT;
 703   extern unsigned IOCTL_FDGETMAXERRS;
 704   extern unsigned IOCTL_FDGETPRM;
 705   extern unsigned IOCTL_FDMSGOFF;
 706   extern unsigned IOCTL_FDMSGON;
 707   extern unsigned IOCTL_FDPOLLDRVSTAT;
 708   extern unsigned IOCTL_FDRAWCMD;
 709   extern unsigned IOCTL_FDRESET;
 710   extern unsigned IOCTL_FDSETDRVPRM;
 711   extern unsigned IOCTL_FDSETEMSGTRESH;
 712   extern unsigned IOCTL_FDSETMAXERRS;
 713   extern unsigned IOCTL_FDSETPRM;
 714   extern unsigned IOCTL_FDTWADDLE;
 715   extern unsigned IOCTL_FDWERRORCLR;
 716   extern unsigned IOCTL_FDWERRORGET;
 717   extern unsigned IOCTL_HDIO_DRIVE_CMD;
 718   extern unsigned IOCTL_HDIO_GETGEO;
 719   extern unsigned IOCTL_HDIO_GET_32BIT;
 720   extern unsigned IOCTL_HDIO_GET_DMA;
 721   extern unsigned IOCTL_HDIO_GET_IDENTITY;
 722   extern unsigned IOCTL_HDIO_GET_KEEPSETTINGS;
 723   extern unsigned IOCTL_HDIO_GET_MULTCOUNT;
 724   extern unsigned IOCTL_HDIO_GET_NOWERR;
 725   extern unsigned IOCTL_HDIO_GET_UNMASKINTR;
 726   extern unsigned IOCTL_HDIO_SET_32BIT;
 727   extern unsigned IOCTL_HDIO_SET_DMA;
 728   extern unsigned IOCTL_HDIO_SET_KEEPSETTINGS;
 729   extern unsigned IOCTL_HDIO_SET_MULTCOUNT;
 730   extern unsigned IOCTL_HDIO_SET_NOWERR;
 731   extern unsigned IOCTL_HDIO_SET_UNMASKINTR;
 732   extern unsigned IOCTL_MTIOCGET;
 733   extern unsigned IOCTL_MTIOCPOS;
 734   extern unsigned IOCTL_MTIOCTOP;
 735   extern unsigned IOCTL_PPPIOCGASYNCMAP;
 736   extern unsigned IOCTL_PPPIOCGDEBUG;
 737   extern unsigned IOCTL_PPPIOCGFLAGS;
 738   extern unsigned IOCTL_PPPIOCGUNIT;
 739   extern unsigned IOCTL_PPPIOCGXASYNCMAP;
 740   extern unsigned IOCTL_PPPIOCSASYNCMAP;
 741   extern unsigned IOCTL_PPPIOCSDEBUG;
 742   extern unsigned IOCTL_PPPIOCSFLAGS;
 743   extern unsigned IOCTL_PPPIOCSMAXCID;
 744   extern unsigned IOCTL_PPPIOCSMRU;
 745   extern unsigned IOCTL_PPPIOCSXASYNCMAP;
 746   extern unsigned IOCTL_SIOCADDRT;
 747   extern unsigned IOCTL_SIOCDARP;
 748   extern unsigned IOCTL_SIOCDELRT;
 749   extern unsigned IOCTL_SIOCDRARP;
 750   extern unsigned IOCTL_SIOCGARP;
 751   extern unsigned IOCTL_SIOCGIFENCAP;
 752   extern unsigned IOCTL_SIOCGIFHWADDR;
 753   extern unsigned IOCTL_SIOCGIFMAP;
 754   extern unsigned IOCTL_SIOCGIFMEM;
 755   extern unsigned IOCTL_SIOCGIFNAME;
 756   extern unsigned IOCTL_SIOCGIFSLAVE;
 757   extern unsigned IOCTL_SIOCGRARP;
 758   extern unsigned IOCTL_SIOCGSTAMP;
 759   extern unsigned IOCTL_SIOCSARP;
 760   extern unsigned IOCTL_SIOCSIFENCAP;
 761   extern unsigned IOCTL_SIOCSIFHWADDR;
 762   extern unsigned IOCTL_SIOCSIFLINK;
 763   extern unsigned IOCTL_SIOCSIFMAP;
 764   extern unsigned IOCTL_SIOCSIFMEM;
 765   extern unsigned IOCTL_SIOCSIFSLAVE;
 766   extern unsigned IOCTL_SIOCSRARP;
 767   extern unsigned IOCTL_SNDCTL_COPR_HALT;
 768   extern unsigned IOCTL_SNDCTL_COPR_LOAD;
 769   extern unsigned IOCTL_SNDCTL_COPR_RCODE;
 770   extern unsigned IOCTL_SNDCTL_COPR_RCVMSG;
 771   extern unsigned IOCTL_SNDCTL_COPR_RDATA;
 772   extern unsigned IOCTL_SNDCTL_COPR_RESET;
 773   extern unsigned IOCTL_SNDCTL_COPR_RUN;
 774   extern unsigned IOCTL_SNDCTL_COPR_SENDMSG;
 775   extern unsigned IOCTL_SNDCTL_COPR_WCODE;
 776   extern unsigned IOCTL_SNDCTL_COPR_WDATA;
 777   extern unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE;
 778   extern unsigned IOCTL_SNDCTL_DSP_GETFMTS;
 779   extern unsigned IOCTL_SNDCTL_DSP_NONBLOCK;
 780   extern unsigned IOCTL_SNDCTL_DSP_POST;
 781   extern unsigned IOCTL_SNDCTL_DSP_RESET;
 782   extern unsigned IOCTL_SNDCTL_DSP_SETFMT;
 783   extern unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT;
 784   extern unsigned IOCTL_SNDCTL_DSP_SPEED;
 785   extern unsigned IOCTL_SNDCTL_DSP_STEREO;
 786   extern unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE;
 787   extern unsigned IOCTL_SNDCTL_DSP_SYNC;
 788   extern unsigned IOCTL_SNDCTL_FM_4OP_ENABLE;
 789   extern unsigned IOCTL_SNDCTL_FM_LOAD_INSTR;
 790   extern unsigned IOCTL_SNDCTL_MIDI_INFO;
 791   extern unsigned IOCTL_SNDCTL_MIDI_PRETIME;
 792   extern unsigned IOCTL_SNDCTL_SEQ_CTRLRATE;
 793   extern unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT;
 794   extern unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT;
 795   extern unsigned IOCTL_SNDCTL_SEQ_NRMIDIS;
 796   extern unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS;
 797   extern unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND;
 798   extern unsigned IOCTL_SNDCTL_SEQ_PANIC;
 799   extern unsigned IOCTL_SNDCTL_SEQ_PERCMODE;
 800   extern unsigned IOCTL_SNDCTL_SEQ_RESET;
 801   extern unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES;
 802   extern unsigned IOCTL_SNDCTL_SEQ_SYNC;
 803   extern unsigned IOCTL_SNDCTL_SEQ_TESTMIDI;
 804   extern unsigned IOCTL_SNDCTL_SEQ_THRESHOLD;
 805   extern unsigned IOCTL_SNDCTL_SYNTH_INFO;
 806   extern unsigned IOCTL_SNDCTL_SYNTH_MEMAVL;
 807   extern unsigned IOCTL_SNDCTL_TMR_CONTINUE;
 808   extern unsigned IOCTL_SNDCTL_TMR_METRONOME;
 809   extern unsigned IOCTL_SNDCTL_TMR_SELECT;
 810   extern unsigned IOCTL_SNDCTL_TMR_SOURCE;
 811   extern unsigned IOCTL_SNDCTL_TMR_START;
 812   extern unsigned IOCTL_SNDCTL_TMR_STOP;
 813   extern unsigned IOCTL_SNDCTL_TMR_TEMPO;
 814   extern unsigned IOCTL_SNDCTL_TMR_TIMEBASE;
 815   extern unsigned IOCTL_SOUND_MIXER_READ_ALTPCM;
 816   extern unsigned IOCTL_SOUND_MIXER_READ_BASS;
 817   extern unsigned IOCTL_SOUND_MIXER_READ_CAPS;
 818   extern unsigned IOCTL_SOUND_MIXER_READ_CD;
 819   extern unsigned IOCTL_SOUND_MIXER_READ_DEVMASK;
 820   extern unsigned IOCTL_SOUND_MIXER_READ_ENHANCE;
 821   extern unsigned IOCTL_SOUND_MIXER_READ_IGAIN;
 822   extern unsigned IOCTL_SOUND_MIXER_READ_IMIX;
 823   extern unsigned IOCTL_SOUND_MIXER_READ_LINE1;
 824   extern unsigned IOCTL_SOUND_MIXER_READ_LINE2;
 825   extern unsigned IOCTL_SOUND_MIXER_READ_LINE3;
 826   extern unsigned IOCTL_SOUND_MIXER_READ_LINE;
 827   extern unsigned IOCTL_SOUND_MIXER_READ_LOUD;
 828   extern unsigned IOCTL_SOUND_MIXER_READ_MIC;
 829   extern unsigned IOCTL_SOUND_MIXER_READ_MUTE;
 830   extern unsigned IOCTL_SOUND_MIXER_READ_OGAIN;
 831   extern unsigned IOCTL_SOUND_MIXER_READ_PCM;
 832   extern unsigned IOCTL_SOUND_MIXER_READ_RECLEV;
 833   extern unsigned IOCTL_SOUND_MIXER_READ_RECMASK;
 834   extern unsigned IOCTL_SOUND_MIXER_READ_RECSRC;
 835   extern unsigned IOCTL_SOUND_MIXER_READ_SPEAKER;
 836   extern unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS;
 837   extern unsigned IOCTL_SOUND_MIXER_READ_SYNTH;
 838   extern unsigned IOCTL_SOUND_MIXER_READ_TREBLE;
 839   extern unsigned IOCTL_SOUND_MIXER_READ_VOLUME;
 840   extern unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM;
 841   extern unsigned IOCTL_SOUND_MIXER_WRITE_BASS;
 842   extern unsigned IOCTL_SOUND_MIXER_WRITE_CD;
 843   extern unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE;
 844   extern unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN;
 845   extern unsigned IOCTL_SOUND_MIXER_WRITE_IMIX;
 846   extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE1;
 847   extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE2;
 848   extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE3;
 849   extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE;
 850   extern unsigned IOCTL_SOUND_MIXER_WRITE_LOUD;
 851   extern unsigned IOCTL_SOUND_MIXER_WRITE_MIC;
 852   extern unsigned IOCTL_SOUND_MIXER_WRITE_MUTE;
 853   extern unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN;
 854   extern unsigned IOCTL_SOUND_MIXER_WRITE_PCM;
 855   extern unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV;
 856   extern unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC;
 857   extern unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER;
 858   extern unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH;
 859   extern unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE;
 860   extern unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME;
 861   extern unsigned IOCTL_SOUND_PCM_READ_BITS;
 862   extern unsigned IOCTL_SOUND_PCM_READ_CHANNELS;
 863   extern unsigned IOCTL_SOUND_PCM_READ_FILTER;
 864   extern unsigned IOCTL_SOUND_PCM_READ_RATE;
 865   extern unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS;
 866   extern unsigned IOCTL_SOUND_PCM_WRITE_FILTER;
 867   extern unsigned IOCTL_TCFLSH;
 868   extern unsigned IOCTL_TCGETA;
 869   extern unsigned IOCTL_TCGETS;
 870   extern unsigned IOCTL_TCSBRK;
 871   extern unsigned IOCTL_TCSBRKP;
 872   extern unsigned IOCTL_TCSETA;
 873   extern unsigned IOCTL_TCSETAF;
 874   extern unsigned IOCTL_TCSETAW;
 875   extern unsigned IOCTL_TCSETS;
 876   extern unsigned IOCTL_TCSETSF;
 877   extern unsigned IOCTL_TCSETSW;
 878   extern unsigned IOCTL_TCXONC;
 879   extern unsigned IOCTL_TIOCGLCKTRMIOS;
 880   extern unsigned IOCTL_TIOCGSOFTCAR;
 881   extern unsigned IOCTL_TIOCINQ;
 882   extern unsigned IOCTL_TIOCLINUX;
 883   extern unsigned IOCTL_TIOCSERCONFIG;
 884   extern unsigned IOCTL_TIOCSERGETLSR;
 885   extern unsigned IOCTL_TIOCSERGWILD;
 886   extern unsigned IOCTL_TIOCSERSWILD;
 887   extern unsigned IOCTL_TIOCSLCKTRMIOS;
 888   extern unsigned IOCTL_TIOCSSOFTCAR;
 889   extern unsigned IOCTL_VT_ACTIVATE;
 890   extern unsigned IOCTL_VT_DISALLOCATE;
 891   extern unsigned IOCTL_VT_GETMODE;
 892   extern unsigned IOCTL_VT_GETSTATE;
 893   extern unsigned IOCTL_VT_OPENQRY;
 894   extern unsigned IOCTL_VT_RELDISP;
 895   extern unsigned IOCTL_VT_RESIZE;
 896   extern unsigned IOCTL_VT_RESIZEX;
 897   extern unsigned IOCTL_VT_SENDSIG;
 898   extern unsigned IOCTL_VT_SETMODE;
 899   extern unsigned IOCTL_VT_WAITACTIVE;
 900 #endif
 901 #if SANITIZER_LINUX && !SANITIZER_ANDROID
 902   extern unsigned IOCTL_CYGETDEFTHRESH;
 903   extern unsigned IOCTL_CYGETDEFTIMEOUT;
 904   extern unsigned IOCTL_CYGETMON;
 905   extern unsigned IOCTL_CYGETTHRESH;
 906   extern unsigned IOCTL_CYGETTIMEOUT;
 907   extern unsigned IOCTL_CYSETDEFTHRESH;
 908   extern unsigned IOCTL_CYSETDEFTIMEOUT;
 909   extern unsigned IOCTL_CYSETTHRESH;
 910   extern unsigned IOCTL_CYSETTIMEOUT;
 911   extern unsigned IOCTL_EQL_EMANCIPATE;
 912   extern unsigned IOCTL_EQL_ENSLAVE;
 913   extern unsigned IOCTL_EQL_GETMASTRCFG;
 914   extern unsigned IOCTL_EQL_GETSLAVECFG;
 915   extern unsigned IOCTL_EQL_SETMASTRCFG;
 916   extern unsigned IOCTL_EQL_SETSLAVECFG;
 917   extern unsigned IOCTL_EVIOCGKEYCODE_V2;
 918   extern unsigned IOCTL_EVIOCGPROP;
 919   extern unsigned IOCTL_EVIOCSKEYCODE_V2;
 920   extern unsigned IOCTL_FS_IOC_GETFLAGS;
 921   extern unsigned IOCTL_FS_IOC_GETVERSION;
 922   extern unsigned IOCTL_FS_IOC_SETFLAGS;
 923   extern unsigned IOCTL_FS_IOC_SETVERSION;
 924   extern unsigned IOCTL_GIO_CMAP;
 925   extern unsigned IOCTL_GIO_FONT;
 926   extern unsigned IOCTL_GIO_SCRNMAP;
 927   extern unsigned IOCTL_GIO_UNIMAP;
 928   extern unsigned IOCTL_GIO_UNISCRNMAP;
 929   extern unsigned IOCTL_KDADDIO;
 930   extern unsigned IOCTL_KDDELIO;
 931   extern unsigned IOCTL_KDDISABIO;
 932   extern unsigned IOCTL_KDENABIO;
 933   extern unsigned IOCTL_KDGETKEYCODE;
 934   extern unsigned IOCTL_KDGETLED;
 935   extern unsigned IOCTL_KDGETMODE;
 936   extern unsigned IOCTL_KDGKBDIACR;
 937   extern unsigned IOCTL_KDGKBENT;
 938   extern unsigned IOCTL_KDGKBLED;
 939   extern unsigned IOCTL_KDGKBMETA;
 940   extern unsigned IOCTL_KDGKBMODE;
 941   extern unsigned IOCTL_KDGKBSENT;
 942   extern unsigned IOCTL_KDGKBTYPE;
 943   extern unsigned IOCTL_KDMAPDISP;
 944   extern unsigned IOCTL_KDMKTONE;
 945   extern unsigned IOCTL_KDSETKEYCODE;
 946   extern unsigned IOCTL_KDSETLED;
 947   extern unsigned IOCTL_KDSETMODE;
 948   extern unsigned IOCTL_KDSIGACCEPT;
 949   extern unsigned IOCTL_KDSKBDIACR;
 950   extern unsigned IOCTL_KDSKBENT;
 951   extern unsigned IOCTL_KDSKBLED;
 952   extern unsigned IOCTL_KDSKBMETA;
 953   extern unsigned IOCTL_KDSKBMODE;
 954   extern unsigned IOCTL_KDSKBSENT;
 955   extern unsigned IOCTL_KDUNMAPDISP;
 956   extern unsigned IOCTL_KIOCSOUND;
 957   extern unsigned IOCTL_LPABORT;
 958   extern unsigned IOCTL_LPABORTOPEN;
 959   extern unsigned IOCTL_LPCAREFUL;
 960   extern unsigned IOCTL_LPCHAR;
 961   extern unsigned IOCTL_LPGETIRQ;
 962   extern unsigned IOCTL_LPGETSTATUS;
 963   extern unsigned IOCTL_LPRESET;
 964   extern unsigned IOCTL_LPSETIRQ;
 965   extern unsigned IOCTL_LPTIME;
 966   extern unsigned IOCTL_LPWAIT;
 967   extern unsigned IOCTL_MTIOCGETCONFIG;
 968   extern unsigned IOCTL_MTIOCSETCONFIG;
 969   extern unsigned IOCTL_PIO_CMAP;
 970   extern unsigned IOCTL_PIO_FONT;
 971   extern unsigned IOCTL_PIO_SCRNMAP;
 972   extern unsigned IOCTL_PIO_UNIMAP;
 973   extern unsigned IOCTL_PIO_UNIMAPCLR;
 974   extern unsigned IOCTL_PIO_UNISCRNMAP;
 975   extern unsigned IOCTL_SCSI_IOCTL_GET_IDLUN;
 976   extern unsigned IOCTL_SCSI_IOCTL_PROBE_HOST;
 977   extern unsigned IOCTL_SCSI_IOCTL_TAGGED_DISABLE;
 978   extern unsigned IOCTL_SCSI_IOCTL_TAGGED_ENABLE;
 979   extern unsigned IOCTL_SIOCAIPXITFCRT;
 980   extern unsigned IOCTL_SIOCAIPXPRISLT;
 981   extern unsigned IOCTL_SIOCAX25ADDUID;
 982   extern unsigned IOCTL_SIOCAX25DELUID;
 983   extern unsigned IOCTL_SIOCAX25GETPARMS;
 984   extern unsigned IOCTL_SIOCAX25GETUID;
 985   extern unsigned IOCTL_SIOCAX25NOUID;
 986   extern unsigned IOCTL_SIOCAX25SETPARMS;
 987   extern unsigned IOCTL_SIOCDEVPLIP;
 988   extern unsigned IOCTL_SIOCIPXCFGDATA;
 989   extern unsigned IOCTL_SIOCNRDECOBS;
 990   extern unsigned IOCTL_SIOCNRGETPARMS;
 991   extern unsigned IOCTL_SIOCNRRTCTL;
 992   extern unsigned IOCTL_SIOCNRSETPARMS;
 993   extern unsigned IOCTL_SNDCTL_DSP_GETISPACE;
 994   extern unsigned IOCTL_SNDCTL_DSP_GETOSPACE;
 995   extern unsigned IOCTL_TIOCGSERIAL;
 996   extern unsigned IOCTL_TIOCSERGETMULTI;
 997   extern unsigned IOCTL_TIOCSERSETMULTI;
 998   extern unsigned IOCTL_TIOCSSERIAL;
 999 #endif
1000
1001   extern const int errno_EOWNERDEAD;
1002 }  // namespace __sanitizer
1003
1004 #define CHECK_TYPE_SIZE(TYPE) \
1005   COMPILER_CHECK(sizeof(__sanitizer_##TYPE) == sizeof(TYPE))
1006
1007 #define CHECK_SIZE_AND_OFFSET(CLASS, MEMBER)                       \
1008   COMPILER_CHECK(sizeof(((__sanitizer_##CLASS *) NULL)->MEMBER) == \
1009                  sizeof(((CLASS *) NULL)->MEMBER));                \
1010   COMPILER_CHECK(offsetof(__sanitizer_##CLASS, MEMBER) ==          \
1011                  offsetof(CLASS, MEMBER))
1012
1013 // For sigaction, which is a function and struct at the same time,
1014 // and thus requires explicit "struct" in sizeof() expression.
1015 #define CHECK_STRUCT_SIZE_AND_OFFSET(CLASS, MEMBER)                       \
1016   COMPILER_CHECK(sizeof(((struct __sanitizer_##CLASS *) NULL)->MEMBER) == \
1017                  sizeof(((struct CLASS *) NULL)->MEMBER));                \
1018   COMPILER_CHECK(offsetof(struct __sanitizer_##CLASS, MEMBER) ==          \
1019                  offsetof(struct CLASS, MEMBER))
1020
1021 #endif