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      1 //===-- sanitizer_platform_limits_posix.cc --------------------------------===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 //
     10 // This file is a part of Sanitizer common code.
     11 //
     12 // Sizes and layouts of platform-specific POSIX data structures.
     13 //===----------------------------------------------------------------------===//
     14 
     15 
     16 #include "sanitizer_platform.h"
     17 #if SANITIZER_LINUX || SANITIZER_FREEBSD || SANITIZER_MAC
     18 
     19 #include <arpa/inet.h>
     20 #include <dirent.h>
     21 #include <errno.h>
     22 #include <grp.h>
     23 #include <limits.h>
     24 #include <net/if.h>
     25 #include <net/if_arp.h>
     26 #include <net/route.h>
     27 #include <netdb.h>
     28 #include <poll.h>
     29 #include <pthread.h>
     30 #include <pwd.h>
     31 #include <signal.h>
     32 #include <stddef.h>
     33 #include <sys/mman.h>
     34 #include <sys/resource.h>
     35 #include <sys/socket.h>
     36 #include <sys/stat.h>
     37 #include <sys/time.h>
     38 #include <sys/times.h>
     39 #include <sys/types.h>
     40 #include <sys/utsname.h>
     41 #include <termios.h>
     42 #include <time.h>
     43 #include <wchar.h>
     44 
     45 #if !SANITIZER_ANDROID
     46 #include <sys/mount.h>
     47 #include <sys/timeb.h>
     48 #endif
     49 
     50 #if SANITIZER_LINUX
     51 #include <malloc.h>
     52 #include <mntent.h>
     53 #include <netinet/ether.h>
     54 #include <sys/sysinfo.h>
     55 #include <sys/vt.h>
     56 #include <linux/cdrom.h>
     57 #include <linux/fd.h>
     58 #include <linux/fs.h>
     59 #include <linux/hdreg.h>
     60 #include <linux/input.h>
     61 #include <linux/ioctl.h>
     62 #include <linux/soundcard.h>
     63 #include <linux/sysctl.h>
     64 #include <linux/utsname.h>
     65 #include <linux/posix_types.h>
     66 #endif
     67 
     68 #if SANITIZER_FREEBSD
     69 # include <sys/mount.h>
     70 # include <sys/sockio.h>
     71 # include <sys/socket.h>
     72 # include <sys/filio.h>
     73 # include <sys/signal.h>
     74 # include <sys/timespec.h>
     75 # include <sys/timex.h>
     76 # include <sys/mqueue.h>
     77 # include <sys/msg.h>
     78 # include <sys/ipc.h>
     79 # include <sys/msg.h>
     80 # include <sys/statvfs.h>
     81 # include <sys/soundcard.h>
     82 # include <sys/mtio.h>
     83 # include <sys/consio.h>
     84 # include <sys/kbio.h>
     85 # include <sys/link_elf.h>
     86 # include <netinet/ip_mroute.h>
     87 # include <netinet/in.h>
     88 # include <netinet/ip_compat.h>
     89 # include <net/ethernet.h>
     90 # include <net/ppp_defs.h>
     91 # include <glob.h>
     92 # include <term.h>
     93 
     94 #define _KERNEL  // to declare 'shminfo' structure
     95 # include <sys/shm.h>
     96 #undef _KERNEL
     97 
     98 #undef INLINE  // to avoid clashes with sanitizers' definitions
     99 #endif
    100 
    101 #if SANITIZER_FREEBSD || SANITIZER_IOS
    102 #undef IOC_DIRMASK
    103 #endif
    104 
    105 #if SANITIZER_LINUX || SANITIZER_FREEBSD
    106 # include <utime.h>
    107 # include <sys/ptrace.h>
    108 #endif
    109 
    110 #if !SANITIZER_ANDROID
    111 #include <ifaddrs.h>
    112 #include <sys/ucontext.h>
    113 #include <wordexp.h>
    114 #endif
    115 
    116 #if SANITIZER_LINUX && !SANITIZER_ANDROID
    117 #include <glob.h>
    118 #include <obstack.h>
    119 #include <mqueue.h>
    120 #include <net/if_ppp.h>
    121 #include <netax25/ax25.h>
    122 #include <netipx/ipx.h>
    123 #include <netrom/netrom.h>
    124 #include <rpc/xdr.h>
    125 #include <scsi/scsi.h>
    126 #include <sys/mtio.h>
    127 #include <sys/kd.h>
    128 #include <sys/shm.h>
    129 #include <sys/statvfs.h>
    130 #include <sys/timex.h>
    131 #include <sys/user.h>
    132 #include <sys/ustat.h>
    133 #include <linux/cyclades.h>
    134 #include <linux/if_eql.h>
    135 #include <linux/if_plip.h>
    136 #include <linux/lp.h>
    137 #include <linux/mroute.h>
    138 #include <linux/mroute6.h>
    139 #include <linux/scc.h>
    140 #include <linux/serial.h>
    141 #include <sys/msg.h>
    142 #include <sys/ipc.h>
    143 #endif // SANITIZER_LINUX && !SANITIZER_ANDROID
    144 
    145 #if SANITIZER_ANDROID
    146 #include <linux/kd.h>
    147 #include <linux/mtio.h>
    148 #include <linux/ppp_defs.h>
    149 #include <linux/if_ppp.h>
    150 #endif
    151 
    152 #if SANITIZER_LINUX
    153 #include <link.h>
    154 #include <sys/vfs.h>
    155 #include <sys/epoll.h>
    156 #include <linux/capability.h>
    157 #endif // SANITIZER_LINUX
    158 
    159 #if SANITIZER_MAC
    160 #include <net/ethernet.h>
    161 #include <sys/filio.h>
    162 #include <sys/sockio.h>
    163 #endif
    164 
    165 // Include these after system headers to avoid name clashes and ambiguities.
    166 #include "sanitizer_internal_defs.h"
    167 #include "sanitizer_platform_limits_posix.h"
    168 
    169 namespace __sanitizer {
    170   unsigned struct_utsname_sz = sizeof(struct utsname);
    171   unsigned struct_stat_sz = sizeof(struct stat);
    172 #if !SANITIZER_IOS && !SANITIZER_FREEBSD
    173   unsigned struct_stat64_sz = sizeof(struct stat64);
    174 #endif  // !SANITIZER_IOS && !SANITIZER_FREEBSD
    175   unsigned struct_rusage_sz = sizeof(struct rusage);
    176   unsigned struct_tm_sz = sizeof(struct tm);
    177   unsigned struct_passwd_sz = sizeof(struct passwd);
    178   unsigned struct_group_sz = sizeof(struct group);
    179   unsigned siginfo_t_sz = sizeof(siginfo_t);
    180   unsigned struct_sigaction_sz = sizeof(struct sigaction);
    181   unsigned struct_itimerval_sz = sizeof(struct itimerval);
    182   unsigned pthread_t_sz = sizeof(pthread_t);
    183   unsigned pthread_cond_t_sz = sizeof(pthread_cond_t);
    184   unsigned pid_t_sz = sizeof(pid_t);
    185   unsigned timeval_sz = sizeof(timeval);
    186   unsigned uid_t_sz = sizeof(uid_t);
    187   unsigned gid_t_sz = sizeof(gid_t);
    188   unsigned mbstate_t_sz = sizeof(mbstate_t);
    189   unsigned sigset_t_sz = sizeof(sigset_t);
    190   unsigned struct_timezone_sz = sizeof(struct timezone);
    191   unsigned struct_tms_sz = sizeof(struct tms);
    192   unsigned struct_sigevent_sz = sizeof(struct sigevent);
    193   unsigned struct_sched_param_sz = sizeof(struct sched_param);
    194 
    195 
    196 #if SANITIZER_MAC && !SANITIZER_IOS
    197   unsigned struct_statfs64_sz = sizeof(struct statfs64);
    198 #endif // SANITIZER_MAC && !SANITIZER_IOS
    199 
    200 #if !SANITIZER_ANDROID
    201   unsigned struct_statfs_sz = sizeof(struct statfs);
    202   unsigned struct_sockaddr_sz = sizeof(struct sockaddr);
    203   unsigned ucontext_t_sz = sizeof(ucontext_t);
    204 #endif // !SANITIZER_ANDROID
    205 
    206 #if SANITIZER_LINUX
    207   unsigned struct_epoll_event_sz = sizeof(struct epoll_event);
    208   unsigned struct_sysinfo_sz = sizeof(struct sysinfo);
    209   unsigned __user_cap_header_struct_sz =
    210       sizeof(struct __user_cap_header_struct);
    211   unsigned __user_cap_data_struct_sz = sizeof(struct __user_cap_data_struct);
    212   unsigned struct_new_utsname_sz = sizeof(struct new_utsname);
    213   unsigned struct_old_utsname_sz = sizeof(struct old_utsname);
    214   unsigned struct_oldold_utsname_sz = sizeof(struct oldold_utsname);
    215 #endif  // SANITIZER_LINUX
    216 
    217 #if SANITIZER_LINUX || SANITIZER_FREEBSD
    218   unsigned struct_rlimit_sz = sizeof(struct rlimit);
    219   unsigned struct_timespec_sz = sizeof(struct timespec);
    220   unsigned struct_utimbuf_sz = sizeof(struct utimbuf);
    221   unsigned struct_itimerspec_sz = sizeof(struct itimerspec);
    222 #endif  // SANITIZER_LINUX || SANITIZER_FREEBSD
    223 
    224 #if SANITIZER_LINUX && !SANITIZER_ANDROID
    225   unsigned struct_ustat_sz = sizeof(struct ustat);
    226   unsigned struct_rlimit64_sz = sizeof(struct rlimit64);
    227   unsigned struct_statvfs64_sz = sizeof(struct statvfs64);
    228 #endif  // SANITIZER_LINUX && !SANITIZER_ANDROID
    229 
    230 #if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
    231   unsigned struct_timex_sz = sizeof(struct timex);
    232   unsigned struct_msqid_ds_sz = sizeof(struct msqid_ds);
    233   unsigned struct_mq_attr_sz = sizeof(struct mq_attr);
    234   unsigned struct_statvfs_sz = sizeof(struct statvfs);
    235 #endif  // (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
    236 
    237   uptr sig_ign = (uptr)SIG_IGN;
    238   uptr sig_dfl = (uptr)SIG_DFL;
    239   uptr sa_siginfo = (uptr)SA_SIGINFO;
    240 
    241 #if SANITIZER_LINUX
    242   int e_tabsz = (int)E_TABSZ;
    243 #endif
    244 
    245 
    246 #if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
    247   unsigned struct_shminfo_sz = sizeof(struct shminfo);
    248   unsigned struct_shm_info_sz = sizeof(struct shm_info);
    249   int shmctl_ipc_stat = (int)IPC_STAT;
    250   int shmctl_ipc_info = (int)IPC_INFO;
    251   int shmctl_shm_info = (int)SHM_INFO;
    252   int shmctl_shm_stat = (int)SHM_STAT;
    253 #endif
    254 
    255   int map_fixed = MAP_FIXED;
    256 
    257   int af_inet = (int)AF_INET;
    258   int af_inet6 = (int)AF_INET6;
    259 
    260   uptr __sanitizer_in_addr_sz(int af) {
    261     if (af == AF_INET)
    262       return sizeof(struct in_addr);
    263     else if (af == AF_INET6)
    264       return sizeof(struct in6_addr);
    265     else
    266       return 0;
    267   }
    268 
    269 #if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
    270   int glob_nomatch = GLOB_NOMATCH;
    271   int glob_altdirfunc = GLOB_ALTDIRFUNC;
    272 #endif
    273 
    274 #if SANITIZER_LINUX && !SANITIZER_ANDROID && \
    275     (defined(__i386) || defined(__x86_64))
    276   unsigned struct_user_regs_struct_sz = sizeof(struct user_regs_struct);
    277   unsigned struct_user_fpregs_struct_sz = sizeof(struct user_fpregs_struct);
    278 #ifdef __x86_64
    279   unsigned struct_user_fpxregs_struct_sz = 0;
    280 #else
    281   unsigned struct_user_fpxregs_struct_sz = sizeof(struct user_fpxregs_struct);
    282 #endif
    283 
    284   int ptrace_peektext = PTRACE_PEEKTEXT;
    285   int ptrace_peekdata = PTRACE_PEEKDATA;
    286   int ptrace_peekuser = PTRACE_PEEKUSER;
    287   int ptrace_getregs = PTRACE_GETREGS;
    288   int ptrace_setregs = PTRACE_SETREGS;
    289   int ptrace_getfpregs = PTRACE_GETFPREGS;
    290   int ptrace_setfpregs = PTRACE_SETFPREGS;
    291   int ptrace_getfpxregs = PTRACE_GETFPXREGS;
    292   int ptrace_setfpxregs = PTRACE_SETFPXREGS;
    293   int ptrace_geteventmsg = PTRACE_GETEVENTMSG;
    294 #if (defined(PTRACE_GETSIGINFO) && defined(PTRACE_SETSIGINFO)) ||              \
    295     (defined(PT_GETSIGINFO) && defined(PT_SETSIGINFO))
    296   int ptrace_getsiginfo = PTRACE_GETSIGINFO;
    297   int ptrace_setsiginfo = PTRACE_SETSIGINFO;
    298 #else
    299   int ptrace_getsiginfo = -1;
    300   int ptrace_setsiginfo = -1;
    301 #endif  // PTRACE_GETSIGINFO/PTRACE_SETSIGINFO
    302 #if defined(PTRACE_GETREGSET) && defined(PTRACE_SETREGSET)
    303   int ptrace_getregset = PTRACE_GETREGSET;
    304   int ptrace_setregset = PTRACE_SETREGSET;
    305 #else
    306   int ptrace_getregset = -1;
    307   int ptrace_setregset = -1;
    308 #endif  // PTRACE_GETREGSET/PTRACE_SETREGSET
    309 #endif
    310 
    311   unsigned path_max = PATH_MAX;
    312 
    313   // ioctl arguments
    314   unsigned struct_arpreq_sz = sizeof(struct arpreq);
    315   unsigned struct_ifreq_sz = sizeof(struct ifreq);
    316   unsigned struct_termios_sz = sizeof(struct termios);
    317   unsigned struct_winsize_sz = sizeof(struct winsize);
    318 
    319 #if SANITIZER_LINUX
    320   unsigned struct_cdrom_msf_sz = sizeof(struct cdrom_msf);
    321   unsigned struct_cdrom_multisession_sz = sizeof(struct cdrom_multisession);
    322   unsigned struct_cdrom_read_audio_sz = sizeof(struct cdrom_read_audio);
    323   unsigned struct_cdrom_subchnl_sz = sizeof(struct cdrom_subchnl);
    324   unsigned struct_cdrom_ti_sz = sizeof(struct cdrom_ti);
    325   unsigned struct_cdrom_tocentry_sz = sizeof(struct cdrom_tocentry);
    326   unsigned struct_cdrom_tochdr_sz = sizeof(struct cdrom_tochdr);
    327   unsigned struct_cdrom_volctrl_sz = sizeof(struct cdrom_volctrl);
    328   unsigned struct_ff_effect_sz = sizeof(struct ff_effect);
    329   unsigned struct_floppy_drive_params_sz = sizeof(struct floppy_drive_params);
    330   unsigned struct_floppy_drive_struct_sz = sizeof(struct floppy_drive_struct);
    331   unsigned struct_floppy_fdc_state_sz = sizeof(struct floppy_fdc_state);
    332   unsigned struct_floppy_max_errors_sz = sizeof(struct floppy_max_errors);
    333   unsigned struct_floppy_raw_cmd_sz = sizeof(struct floppy_raw_cmd);
    334   unsigned struct_floppy_struct_sz = sizeof(struct floppy_struct);
    335   unsigned struct_floppy_write_errors_sz = sizeof(struct floppy_write_errors);
    336   unsigned struct_format_descr_sz = sizeof(struct format_descr);
    337   unsigned struct_hd_driveid_sz = sizeof(struct hd_driveid);
    338   unsigned struct_hd_geometry_sz = sizeof(struct hd_geometry);
    339   unsigned struct_input_absinfo_sz = sizeof(struct input_absinfo);
    340   unsigned struct_input_id_sz = sizeof(struct input_id);
    341   unsigned struct_mtpos_sz = sizeof(struct mtpos);
    342   unsigned struct_termio_sz = sizeof(struct termio);
    343   unsigned struct_vt_consize_sz = sizeof(struct vt_consize);
    344   unsigned struct_vt_sizes_sz = sizeof(struct vt_sizes);
    345   unsigned struct_vt_stat_sz = sizeof(struct vt_stat);
    346 #endif  // SANITIZER_LINUX
    347 
    348 #if SANITIZER_LINUX || SANITIZER_FREEBSD
    349 #if SOUND_VERSION >= 0x040000
    350   unsigned struct_copr_buffer_sz = 0;
    351   unsigned struct_copr_debug_buf_sz = 0;
    352   unsigned struct_copr_msg_sz = 0;
    353 #else
    354   unsigned struct_copr_buffer_sz = sizeof(struct copr_buffer);
    355   unsigned struct_copr_debug_buf_sz = sizeof(struct copr_debug_buf);
    356   unsigned struct_copr_msg_sz = sizeof(struct copr_msg);
    357 #endif
    358   unsigned struct_midi_info_sz = sizeof(struct midi_info);
    359   unsigned struct_mtget_sz = sizeof(struct mtget);
    360   unsigned struct_mtop_sz = sizeof(struct mtop);
    361   unsigned struct_rtentry_sz = sizeof(struct rtentry);
    362   unsigned struct_sbi_instrument_sz = sizeof(struct sbi_instrument);
    363   unsigned struct_seq_event_rec_sz = sizeof(struct seq_event_rec);
    364   unsigned struct_synth_info_sz = sizeof(struct synth_info);
    365   unsigned struct_vt_mode_sz = sizeof(struct vt_mode);
    366 #endif  // SANITIZER_LINUX || SANITIZER_FREEBSD
    367 
    368 #if SANITIZER_LINUX && !SANITIZER_ANDROID
    369   unsigned struct_ax25_parms_struct_sz = sizeof(struct ax25_parms_struct);
    370   unsigned struct_cyclades_monitor_sz = sizeof(struct cyclades_monitor);
    371 #if EV_VERSION > (0x010000)
    372   unsigned struct_input_keymap_entry_sz = sizeof(struct input_keymap_entry);
    373 #else
    374   unsigned struct_input_keymap_entry_sz = 0;
    375 #endif
    376   unsigned struct_ipx_config_data_sz = sizeof(struct ipx_config_data);
    377   unsigned struct_kbdiacrs_sz = sizeof(struct kbdiacrs);
    378   unsigned struct_kbentry_sz = sizeof(struct kbentry);
    379   unsigned struct_kbkeycode_sz = sizeof(struct kbkeycode);
    380   unsigned struct_kbsentry_sz = sizeof(struct kbsentry);
    381   unsigned struct_mtconfiginfo_sz = sizeof(struct mtconfiginfo);
    382   unsigned struct_nr_parms_struct_sz = sizeof(struct nr_parms_struct);
    383   unsigned struct_scc_modem_sz = sizeof(struct scc_modem);
    384   unsigned struct_scc_stat_sz = sizeof(struct scc_stat);
    385   unsigned struct_serial_multiport_struct_sz
    386       = sizeof(struct serial_multiport_struct);
    387   unsigned struct_serial_struct_sz = sizeof(struct serial_struct);
    388   unsigned struct_sockaddr_ax25_sz = sizeof(struct sockaddr_ax25);
    389   unsigned struct_unimapdesc_sz = sizeof(struct unimapdesc);
    390   unsigned struct_unimapinit_sz = sizeof(struct unimapinit);
    391 #endif  // SANITIZER_LINUX && !SANITIZER_ANDROID
    392 
    393 #if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
    394   unsigned struct_audio_buf_info_sz = sizeof(struct audio_buf_info);
    395   unsigned struct_ppp_stats_sz = sizeof(struct ppp_stats);
    396 #endif  // (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
    397 
    398 #if !SANITIZER_ANDROID && !SANITIZER_MAC
    399   unsigned struct_sioc_sg_req_sz = sizeof(struct sioc_sg_req);
    400   unsigned struct_sioc_vif_req_sz = sizeof(struct sioc_vif_req);
    401 #endif
    402 
    403   unsigned IOCTL_NOT_PRESENT = 0;
    404 
    405   unsigned IOCTL_FIOASYNC = FIOASYNC;
    406   unsigned IOCTL_FIOCLEX = FIOCLEX;
    407   unsigned IOCTL_FIOGETOWN = FIOGETOWN;
    408   unsigned IOCTL_FIONBIO = FIONBIO;
    409   unsigned IOCTL_FIONCLEX = FIONCLEX;
    410   unsigned IOCTL_FIOSETOWN = FIOSETOWN;
    411   unsigned IOCTL_SIOCADDMULTI = SIOCADDMULTI;
    412   unsigned IOCTL_SIOCATMARK = SIOCATMARK;
    413   unsigned IOCTL_SIOCDELMULTI = SIOCDELMULTI;
    414   unsigned IOCTL_SIOCGIFADDR = SIOCGIFADDR;
    415   unsigned IOCTL_SIOCGIFBRDADDR = SIOCGIFBRDADDR;
    416   unsigned IOCTL_SIOCGIFCONF = SIOCGIFCONF;
    417   unsigned IOCTL_SIOCGIFDSTADDR = SIOCGIFDSTADDR;
    418   unsigned IOCTL_SIOCGIFFLAGS = SIOCGIFFLAGS;
    419   unsigned IOCTL_SIOCGIFMETRIC = SIOCGIFMETRIC;
    420   unsigned IOCTL_SIOCGIFMTU = SIOCGIFMTU;
    421   unsigned IOCTL_SIOCGIFNETMASK = SIOCGIFNETMASK;
    422   unsigned IOCTL_SIOCGPGRP = SIOCGPGRP;
    423   unsigned IOCTL_SIOCSIFADDR = SIOCSIFADDR;
    424   unsigned IOCTL_SIOCSIFBRDADDR = SIOCSIFBRDADDR;
    425   unsigned IOCTL_SIOCSIFDSTADDR = SIOCSIFDSTADDR;
    426   unsigned IOCTL_SIOCSIFFLAGS = SIOCSIFFLAGS;
    427   unsigned IOCTL_SIOCSIFMETRIC = SIOCSIFMETRIC;
    428   unsigned IOCTL_SIOCSIFMTU = SIOCSIFMTU;
    429   unsigned IOCTL_SIOCSIFNETMASK = SIOCSIFNETMASK;
    430   unsigned IOCTL_SIOCSPGRP = SIOCSPGRP;
    431   unsigned IOCTL_TIOCCONS = TIOCCONS;
    432   unsigned IOCTL_TIOCEXCL = TIOCEXCL;
    433   unsigned IOCTL_TIOCGETD = TIOCGETD;
    434   unsigned IOCTL_TIOCGPGRP = TIOCGPGRP;
    435   unsigned IOCTL_TIOCGWINSZ = TIOCGWINSZ;
    436   unsigned IOCTL_TIOCMBIC = TIOCMBIC;
    437   unsigned IOCTL_TIOCMBIS = TIOCMBIS;
    438   unsigned IOCTL_TIOCMGET = TIOCMGET;
    439   unsigned IOCTL_TIOCMSET = TIOCMSET;
    440   unsigned IOCTL_TIOCNOTTY = TIOCNOTTY;
    441   unsigned IOCTL_TIOCNXCL = TIOCNXCL;
    442   unsigned IOCTL_TIOCOUTQ = TIOCOUTQ;
    443   unsigned IOCTL_TIOCPKT = TIOCPKT;
    444   unsigned IOCTL_TIOCSCTTY = TIOCSCTTY;
    445   unsigned IOCTL_TIOCSETD = TIOCSETD;
    446   unsigned IOCTL_TIOCSPGRP = TIOCSPGRP;
    447   unsigned IOCTL_TIOCSTI = TIOCSTI;
    448   unsigned IOCTL_TIOCSWINSZ = TIOCSWINSZ;
    449 #if ((SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID)
    450   unsigned IOCTL_SIOCGETSGCNT = SIOCGETSGCNT;
    451   unsigned IOCTL_SIOCGETVIFCNT = SIOCGETVIFCNT;
    452 #endif
    453 
    454 #if SANITIZER_LINUX
    455   unsigned IOCTL_EVIOCGABS = EVIOCGABS(0);
    456   unsigned IOCTL_EVIOCGBIT = EVIOCGBIT(0, 0);
    457   unsigned IOCTL_EVIOCGEFFECTS = EVIOCGEFFECTS;
    458   unsigned IOCTL_EVIOCGID = EVIOCGID;
    459   unsigned IOCTL_EVIOCGKEY = EVIOCGKEY(0);
    460   unsigned IOCTL_EVIOCGKEYCODE = EVIOCGKEYCODE;
    461   unsigned IOCTL_EVIOCGLED = EVIOCGLED(0);
    462   unsigned IOCTL_EVIOCGNAME = EVIOCGNAME(0);
    463   unsigned IOCTL_EVIOCGPHYS = EVIOCGPHYS(0);
    464   unsigned IOCTL_EVIOCGRAB = EVIOCGRAB;
    465   unsigned IOCTL_EVIOCGREP = EVIOCGREP;
    466   unsigned IOCTL_EVIOCGSND = EVIOCGSND(0);
    467   unsigned IOCTL_EVIOCGSW = EVIOCGSW(0);
    468   unsigned IOCTL_EVIOCGUNIQ = EVIOCGUNIQ(0);
    469   unsigned IOCTL_EVIOCGVERSION = EVIOCGVERSION;
    470   unsigned IOCTL_EVIOCRMFF = EVIOCRMFF;
    471   unsigned IOCTL_EVIOCSABS = EVIOCSABS(0);
    472   unsigned IOCTL_EVIOCSFF = EVIOCSFF;
    473   unsigned IOCTL_EVIOCSKEYCODE = EVIOCSKEYCODE;
    474   unsigned IOCTL_EVIOCSREP = EVIOCSREP;
    475   unsigned IOCTL_BLKFLSBUF = BLKFLSBUF;
    476   unsigned IOCTL_BLKGETSIZE = BLKGETSIZE;
    477   unsigned IOCTL_BLKRAGET = BLKRAGET;
    478   unsigned IOCTL_BLKRASET = BLKRASET;
    479   unsigned IOCTL_BLKROGET = BLKROGET;
    480   unsigned IOCTL_BLKROSET = BLKROSET;
    481   unsigned IOCTL_BLKRRPART = BLKRRPART;
    482   unsigned IOCTL_CDROMAUDIOBUFSIZ = CDROMAUDIOBUFSIZ;
    483   unsigned IOCTL_CDROMEJECT = CDROMEJECT;
    484   unsigned IOCTL_CDROMEJECT_SW = CDROMEJECT_SW;
    485   unsigned IOCTL_CDROMMULTISESSION = CDROMMULTISESSION;
    486   unsigned IOCTL_CDROMPAUSE = CDROMPAUSE;
    487   unsigned IOCTL_CDROMPLAYMSF = CDROMPLAYMSF;
    488   unsigned IOCTL_CDROMPLAYTRKIND = CDROMPLAYTRKIND;
    489   unsigned IOCTL_CDROMREADAUDIO = CDROMREADAUDIO;
    490   unsigned IOCTL_CDROMREADCOOKED = CDROMREADCOOKED;
    491   unsigned IOCTL_CDROMREADMODE1 = CDROMREADMODE1;
    492   unsigned IOCTL_CDROMREADMODE2 = CDROMREADMODE2;
    493   unsigned IOCTL_CDROMREADRAW = CDROMREADRAW;
    494   unsigned IOCTL_CDROMREADTOCENTRY = CDROMREADTOCENTRY;
    495   unsigned IOCTL_CDROMREADTOCHDR = CDROMREADTOCHDR;
    496   unsigned IOCTL_CDROMRESET = CDROMRESET;
    497   unsigned IOCTL_CDROMRESUME = CDROMRESUME;
    498   unsigned IOCTL_CDROMSEEK = CDROMSEEK;
    499   unsigned IOCTL_CDROMSTART = CDROMSTART;
    500   unsigned IOCTL_CDROMSTOP = CDROMSTOP;
    501   unsigned IOCTL_CDROMSUBCHNL = CDROMSUBCHNL;
    502   unsigned IOCTL_CDROMVOLCTRL = CDROMVOLCTRL;
    503   unsigned IOCTL_CDROMVOLREAD = CDROMVOLREAD;
    504   unsigned IOCTL_CDROM_GET_UPC = CDROM_GET_UPC;
    505   unsigned IOCTL_FDCLRPRM = FDCLRPRM;
    506   unsigned IOCTL_FDDEFPRM = FDDEFPRM;
    507   unsigned IOCTL_FDFLUSH = FDFLUSH;
    508   unsigned IOCTL_FDFMTBEG = FDFMTBEG;
    509   unsigned IOCTL_FDFMTEND = FDFMTEND;
    510   unsigned IOCTL_FDFMTTRK = FDFMTTRK;
    511   unsigned IOCTL_FDGETDRVPRM = FDGETDRVPRM;
    512   unsigned IOCTL_FDGETDRVSTAT = FDGETDRVSTAT;
    513   unsigned IOCTL_FDGETDRVTYP = FDGETDRVTYP;
    514   unsigned IOCTL_FDGETFDCSTAT = FDGETFDCSTAT;
    515   unsigned IOCTL_FDGETMAXERRS = FDGETMAXERRS;
    516   unsigned IOCTL_FDGETPRM = FDGETPRM;
    517   unsigned IOCTL_FDMSGOFF = FDMSGOFF;
    518   unsigned IOCTL_FDMSGON = FDMSGON;
    519   unsigned IOCTL_FDPOLLDRVSTAT = FDPOLLDRVSTAT;
    520   unsigned IOCTL_FDRAWCMD = FDRAWCMD;
    521   unsigned IOCTL_FDRESET = FDRESET;
    522   unsigned IOCTL_FDSETDRVPRM = FDSETDRVPRM;
    523   unsigned IOCTL_FDSETEMSGTRESH = FDSETEMSGTRESH;
    524   unsigned IOCTL_FDSETMAXERRS = FDSETMAXERRS;
    525   unsigned IOCTL_FDSETPRM = FDSETPRM;
    526   unsigned IOCTL_FDTWADDLE = FDTWADDLE;
    527   unsigned IOCTL_FDWERRORCLR = FDWERRORCLR;
    528   unsigned IOCTL_FDWERRORGET = FDWERRORGET;
    529   unsigned IOCTL_HDIO_DRIVE_CMD = HDIO_DRIVE_CMD;
    530   unsigned IOCTL_HDIO_GETGEO = HDIO_GETGEO;
    531   unsigned IOCTL_HDIO_GET_32BIT = HDIO_GET_32BIT;
    532   unsigned IOCTL_HDIO_GET_DMA = HDIO_GET_DMA;
    533   unsigned IOCTL_HDIO_GET_IDENTITY = HDIO_GET_IDENTITY;
    534   unsigned IOCTL_HDIO_GET_KEEPSETTINGS = HDIO_GET_KEEPSETTINGS;
    535   unsigned IOCTL_HDIO_GET_MULTCOUNT = HDIO_GET_MULTCOUNT;
    536   unsigned IOCTL_HDIO_GET_NOWERR = HDIO_GET_NOWERR;
    537   unsigned IOCTL_HDIO_GET_UNMASKINTR = HDIO_GET_UNMASKINTR;
    538   unsigned IOCTL_HDIO_SET_32BIT = HDIO_SET_32BIT;
    539   unsigned IOCTL_HDIO_SET_DMA = HDIO_SET_DMA;
    540   unsigned IOCTL_HDIO_SET_KEEPSETTINGS = HDIO_SET_KEEPSETTINGS;
    541   unsigned IOCTL_HDIO_SET_MULTCOUNT = HDIO_SET_MULTCOUNT;
    542   unsigned IOCTL_HDIO_SET_NOWERR = HDIO_SET_NOWERR;
    543   unsigned IOCTL_HDIO_SET_UNMASKINTR = HDIO_SET_UNMASKINTR;
    544   unsigned IOCTL_MTIOCPOS = MTIOCPOS;
    545   unsigned IOCTL_PPPIOCGASYNCMAP = PPPIOCGASYNCMAP;
    546   unsigned IOCTL_PPPIOCGDEBUG = PPPIOCGDEBUG;
    547   unsigned IOCTL_PPPIOCGFLAGS = PPPIOCGFLAGS;
    548   unsigned IOCTL_PPPIOCGUNIT = PPPIOCGUNIT;
    549   unsigned IOCTL_PPPIOCGXASYNCMAP = PPPIOCGXASYNCMAP;
    550   unsigned IOCTL_PPPIOCSASYNCMAP = PPPIOCSASYNCMAP;
    551   unsigned IOCTL_PPPIOCSDEBUG = PPPIOCSDEBUG;
    552   unsigned IOCTL_PPPIOCSFLAGS = PPPIOCSFLAGS;
    553   unsigned IOCTL_PPPIOCSMAXCID = PPPIOCSMAXCID;
    554   unsigned IOCTL_PPPIOCSMRU = PPPIOCSMRU;
    555   unsigned IOCTL_PPPIOCSXASYNCMAP = PPPIOCSXASYNCMAP;
    556   unsigned IOCTL_SIOCDARP = SIOCDARP;
    557   unsigned IOCTL_SIOCDRARP = SIOCDRARP;
    558   unsigned IOCTL_SIOCGARP = SIOCGARP;
    559   unsigned IOCTL_SIOCGIFENCAP = SIOCGIFENCAP;
    560   unsigned IOCTL_SIOCGIFHWADDR = SIOCGIFHWADDR;
    561   unsigned IOCTL_SIOCGIFMAP = SIOCGIFMAP;
    562   unsigned IOCTL_SIOCGIFMEM = SIOCGIFMEM;
    563   unsigned IOCTL_SIOCGIFNAME = SIOCGIFNAME;
    564   unsigned IOCTL_SIOCGIFSLAVE = SIOCGIFSLAVE;
    565   unsigned IOCTL_SIOCGRARP = SIOCGRARP;
    566   unsigned IOCTL_SIOCGSTAMP = SIOCGSTAMP;
    567   unsigned IOCTL_SIOCSARP = SIOCSARP;
    568   unsigned IOCTL_SIOCSIFENCAP = SIOCSIFENCAP;
    569   unsigned IOCTL_SIOCSIFHWADDR = SIOCSIFHWADDR;
    570   unsigned IOCTL_SIOCSIFLINK = SIOCSIFLINK;
    571   unsigned IOCTL_SIOCSIFMAP = SIOCSIFMAP;
    572   unsigned IOCTL_SIOCSIFMEM = SIOCSIFMEM;
    573   unsigned IOCTL_SIOCSIFSLAVE = SIOCSIFSLAVE;
    574   unsigned IOCTL_SIOCSRARP = SIOCSRARP;
    575 # if SOUND_VERSION >= 0x040000
    576   unsigned IOCTL_SNDCTL_COPR_HALT = IOCTL_NOT_PRESENT;
    577   unsigned IOCTL_SNDCTL_COPR_LOAD = IOCTL_NOT_PRESENT;
    578   unsigned IOCTL_SNDCTL_COPR_RCODE = IOCTL_NOT_PRESENT;
    579   unsigned IOCTL_SNDCTL_COPR_RCVMSG = IOCTL_NOT_PRESENT;
    580   unsigned IOCTL_SNDCTL_COPR_RDATA = IOCTL_NOT_PRESENT;
    581   unsigned IOCTL_SNDCTL_COPR_RESET = IOCTL_NOT_PRESENT;
    582   unsigned IOCTL_SNDCTL_COPR_RUN = IOCTL_NOT_PRESENT;
    583   unsigned IOCTL_SNDCTL_COPR_SENDMSG = IOCTL_NOT_PRESENT;
    584   unsigned IOCTL_SNDCTL_COPR_WCODE = IOCTL_NOT_PRESENT;
    585   unsigned IOCTL_SNDCTL_COPR_WDATA = IOCTL_NOT_PRESENT;
    586   unsigned IOCTL_SOUND_PCM_READ_BITS = IOCTL_NOT_PRESENT;
    587   unsigned IOCTL_SOUND_PCM_READ_CHANNELS = IOCTL_NOT_PRESENT;
    588   unsigned IOCTL_SOUND_PCM_READ_FILTER = IOCTL_NOT_PRESENT;
    589   unsigned IOCTL_SOUND_PCM_READ_RATE = IOCTL_NOT_PRESENT;
    590   unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS = IOCTL_NOT_PRESENT;
    591   unsigned IOCTL_SOUND_PCM_WRITE_FILTER = IOCTL_NOT_PRESENT;
    592 # else  // SOUND_VERSION
    593   unsigned IOCTL_SNDCTL_COPR_HALT = SNDCTL_COPR_HALT;
    594   unsigned IOCTL_SNDCTL_COPR_LOAD = SNDCTL_COPR_LOAD;
    595   unsigned IOCTL_SNDCTL_COPR_RCODE = SNDCTL_COPR_RCODE;
    596   unsigned IOCTL_SNDCTL_COPR_RCVMSG = SNDCTL_COPR_RCVMSG;
    597   unsigned IOCTL_SNDCTL_COPR_RDATA = SNDCTL_COPR_RDATA;
    598   unsigned IOCTL_SNDCTL_COPR_RESET = SNDCTL_COPR_RESET;
    599   unsigned IOCTL_SNDCTL_COPR_RUN = SNDCTL_COPR_RUN;
    600   unsigned IOCTL_SNDCTL_COPR_SENDMSG = SNDCTL_COPR_SENDMSG;
    601   unsigned IOCTL_SNDCTL_COPR_WCODE = SNDCTL_COPR_WCODE;
    602   unsigned IOCTL_SNDCTL_COPR_WDATA = SNDCTL_COPR_WDATA;
    603   unsigned IOCTL_SOUND_PCM_READ_BITS = SOUND_PCM_READ_BITS;
    604   unsigned IOCTL_SOUND_PCM_READ_CHANNELS = SOUND_PCM_READ_CHANNELS;
    605   unsigned IOCTL_SOUND_PCM_READ_FILTER = SOUND_PCM_READ_FILTER;
    606   unsigned IOCTL_SOUND_PCM_READ_RATE = SOUND_PCM_READ_RATE;
    607   unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS = SOUND_PCM_WRITE_CHANNELS;
    608   unsigned IOCTL_SOUND_PCM_WRITE_FILTER = SOUND_PCM_WRITE_FILTER;
    609 #endif  // SOUND_VERSION
    610   unsigned IOCTL_TCFLSH = TCFLSH;
    611   unsigned IOCTL_TCGETA = TCGETA;
    612   unsigned IOCTL_TCGETS = TCGETS;
    613   unsigned IOCTL_TCSBRK = TCSBRK;
    614   unsigned IOCTL_TCSBRKP = TCSBRKP;
    615   unsigned IOCTL_TCSETA = TCSETA;
    616   unsigned IOCTL_TCSETAF = TCSETAF;
    617   unsigned IOCTL_TCSETAW = TCSETAW;
    618   unsigned IOCTL_TCSETS = TCSETS;
    619   unsigned IOCTL_TCSETSF = TCSETSF;
    620   unsigned IOCTL_TCSETSW = TCSETSW;
    621   unsigned IOCTL_TCXONC = TCXONC;
    622   unsigned IOCTL_TIOCGLCKTRMIOS = TIOCGLCKTRMIOS;
    623   unsigned IOCTL_TIOCGSOFTCAR = TIOCGSOFTCAR;
    624   unsigned IOCTL_TIOCINQ = TIOCINQ;
    625   unsigned IOCTL_TIOCLINUX = TIOCLINUX;
    626   unsigned IOCTL_TIOCSERCONFIG = TIOCSERCONFIG;
    627   unsigned IOCTL_TIOCSERGETLSR = TIOCSERGETLSR;
    628   unsigned IOCTL_TIOCSERGWILD = TIOCSERGWILD;
    629   unsigned IOCTL_TIOCSERSWILD = TIOCSERSWILD;
    630   unsigned IOCTL_TIOCSLCKTRMIOS = TIOCSLCKTRMIOS;
    631   unsigned IOCTL_TIOCSSOFTCAR = TIOCSSOFTCAR;
    632   unsigned IOCTL_VT_DISALLOCATE = VT_DISALLOCATE;
    633   unsigned IOCTL_VT_GETSTATE = VT_GETSTATE;
    634   unsigned IOCTL_VT_RESIZE = VT_RESIZE;
    635   unsigned IOCTL_VT_RESIZEX = VT_RESIZEX;
    636   unsigned IOCTL_VT_SENDSIG = VT_SENDSIG;
    637 #endif // SANITIZER_LINUX
    638 
    639 #if SANITIZER_LINUX || SANITIZER_FREEBSD
    640   unsigned IOCTL_MTIOCGET = MTIOCGET;
    641   unsigned IOCTL_MTIOCTOP = MTIOCTOP;
    642   unsigned IOCTL_SIOCADDRT = SIOCADDRT;
    643   unsigned IOCTL_SIOCDELRT = SIOCDELRT;
    644   unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE = SNDCTL_DSP_GETBLKSIZE;
    645   unsigned IOCTL_SNDCTL_DSP_GETFMTS = SNDCTL_DSP_GETFMTS;
    646   unsigned IOCTL_SNDCTL_DSP_NONBLOCK = SNDCTL_DSP_NONBLOCK;
    647   unsigned IOCTL_SNDCTL_DSP_POST = SNDCTL_DSP_POST;
    648   unsigned IOCTL_SNDCTL_DSP_RESET = SNDCTL_DSP_RESET;
    649   unsigned IOCTL_SNDCTL_DSP_SETFMT = SNDCTL_DSP_SETFMT;
    650   unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT = SNDCTL_DSP_SETFRAGMENT;
    651   unsigned IOCTL_SNDCTL_DSP_SPEED = SNDCTL_DSP_SPEED;
    652   unsigned IOCTL_SNDCTL_DSP_STEREO = SNDCTL_DSP_STEREO;
    653   unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE = SNDCTL_DSP_SUBDIVIDE;
    654   unsigned IOCTL_SNDCTL_DSP_SYNC = SNDCTL_DSP_SYNC;
    655   unsigned IOCTL_SNDCTL_FM_4OP_ENABLE = SNDCTL_FM_4OP_ENABLE;
    656   unsigned IOCTL_SNDCTL_FM_LOAD_INSTR = SNDCTL_FM_LOAD_INSTR;
    657   unsigned IOCTL_SNDCTL_MIDI_INFO = SNDCTL_MIDI_INFO;
    658   unsigned IOCTL_SNDCTL_MIDI_PRETIME = SNDCTL_MIDI_PRETIME;
    659   unsigned IOCTL_SNDCTL_SEQ_CTRLRATE = SNDCTL_SEQ_CTRLRATE;
    660   unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT = SNDCTL_SEQ_GETINCOUNT;
    661   unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT = SNDCTL_SEQ_GETOUTCOUNT;
    662   unsigned IOCTL_SNDCTL_SEQ_NRMIDIS = SNDCTL_SEQ_NRMIDIS;
    663   unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS = SNDCTL_SEQ_NRSYNTHS;
    664   unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND = SNDCTL_SEQ_OUTOFBAND;
    665   unsigned IOCTL_SNDCTL_SEQ_PANIC = SNDCTL_SEQ_PANIC;
    666   unsigned IOCTL_SNDCTL_SEQ_PERCMODE = SNDCTL_SEQ_PERCMODE;
    667   unsigned IOCTL_SNDCTL_SEQ_RESET = SNDCTL_SEQ_RESET;
    668   unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES = SNDCTL_SEQ_RESETSAMPLES;
    669   unsigned IOCTL_SNDCTL_SEQ_SYNC = SNDCTL_SEQ_SYNC;
    670   unsigned IOCTL_SNDCTL_SEQ_TESTMIDI = SNDCTL_SEQ_TESTMIDI;
    671   unsigned IOCTL_SNDCTL_SEQ_THRESHOLD = SNDCTL_SEQ_THRESHOLD;
    672   unsigned IOCTL_SNDCTL_SYNTH_INFO = SNDCTL_SYNTH_INFO;
    673   unsigned IOCTL_SNDCTL_SYNTH_MEMAVL = SNDCTL_SYNTH_MEMAVL;
    674   unsigned IOCTL_SNDCTL_TMR_CONTINUE = SNDCTL_TMR_CONTINUE;
    675   unsigned IOCTL_SNDCTL_TMR_METRONOME = SNDCTL_TMR_METRONOME;
    676   unsigned IOCTL_SNDCTL_TMR_SELECT = SNDCTL_TMR_SELECT;
    677   unsigned IOCTL_SNDCTL_TMR_SOURCE = SNDCTL_TMR_SOURCE;
    678   unsigned IOCTL_SNDCTL_TMR_START = SNDCTL_TMR_START;
    679   unsigned IOCTL_SNDCTL_TMR_STOP = SNDCTL_TMR_STOP;
    680   unsigned IOCTL_SNDCTL_TMR_TEMPO = SNDCTL_TMR_TEMPO;
    681   unsigned IOCTL_SNDCTL_TMR_TIMEBASE = SNDCTL_TMR_TIMEBASE;
    682   unsigned IOCTL_SOUND_MIXER_READ_ALTPCM = SOUND_MIXER_READ_ALTPCM;
    683   unsigned IOCTL_SOUND_MIXER_READ_BASS = SOUND_MIXER_READ_BASS;
    684   unsigned IOCTL_SOUND_MIXER_READ_CAPS = SOUND_MIXER_READ_CAPS;
    685   unsigned IOCTL_SOUND_MIXER_READ_CD = SOUND_MIXER_READ_CD;
    686   unsigned IOCTL_SOUND_MIXER_READ_DEVMASK = SOUND_MIXER_READ_DEVMASK;
    687   unsigned IOCTL_SOUND_MIXER_READ_ENHANCE = SOUND_MIXER_READ_ENHANCE;
    688   unsigned IOCTL_SOUND_MIXER_READ_IGAIN = SOUND_MIXER_READ_IGAIN;
    689   unsigned IOCTL_SOUND_MIXER_READ_IMIX = SOUND_MIXER_READ_IMIX;
    690   unsigned IOCTL_SOUND_MIXER_READ_LINE = SOUND_MIXER_READ_LINE;
    691   unsigned IOCTL_SOUND_MIXER_READ_LINE1 = SOUND_MIXER_READ_LINE1;
    692   unsigned IOCTL_SOUND_MIXER_READ_LINE2 = SOUND_MIXER_READ_LINE2;
    693   unsigned IOCTL_SOUND_MIXER_READ_LINE3 = SOUND_MIXER_READ_LINE3;
    694   unsigned IOCTL_SOUND_MIXER_READ_LOUD = SOUND_MIXER_READ_LOUD;
    695   unsigned IOCTL_SOUND_MIXER_READ_MIC = SOUND_MIXER_READ_MIC;
    696   unsigned IOCTL_SOUND_MIXER_READ_MUTE = SOUND_MIXER_READ_MUTE;
    697   unsigned IOCTL_SOUND_MIXER_READ_OGAIN = SOUND_MIXER_READ_OGAIN;
    698   unsigned IOCTL_SOUND_MIXER_READ_PCM = SOUND_MIXER_READ_PCM;
    699   unsigned IOCTL_SOUND_MIXER_READ_RECLEV = SOUND_MIXER_READ_RECLEV;
    700   unsigned IOCTL_SOUND_MIXER_READ_RECMASK = SOUND_MIXER_READ_RECMASK;
    701   unsigned IOCTL_SOUND_MIXER_READ_RECSRC = SOUND_MIXER_READ_RECSRC;
    702   unsigned IOCTL_SOUND_MIXER_READ_SPEAKER = SOUND_MIXER_READ_SPEAKER;
    703   unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS = SOUND_MIXER_READ_STEREODEVS;
    704   unsigned IOCTL_SOUND_MIXER_READ_SYNTH = SOUND_MIXER_READ_SYNTH;
    705   unsigned IOCTL_SOUND_MIXER_READ_TREBLE = SOUND_MIXER_READ_TREBLE;
    706   unsigned IOCTL_SOUND_MIXER_READ_VOLUME = SOUND_MIXER_READ_VOLUME;
    707   unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM = SOUND_MIXER_WRITE_ALTPCM;
    708   unsigned IOCTL_SOUND_MIXER_WRITE_BASS = SOUND_MIXER_WRITE_BASS;
    709   unsigned IOCTL_SOUND_MIXER_WRITE_CD = SOUND_MIXER_WRITE_CD;
    710   unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE = SOUND_MIXER_WRITE_ENHANCE;
    711   unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN = SOUND_MIXER_WRITE_IGAIN;
    712   unsigned IOCTL_SOUND_MIXER_WRITE_IMIX = SOUND_MIXER_WRITE_IMIX;
    713   unsigned IOCTL_SOUND_MIXER_WRITE_LINE = SOUND_MIXER_WRITE_LINE;
    714   unsigned IOCTL_SOUND_MIXER_WRITE_LINE1 = SOUND_MIXER_WRITE_LINE1;
    715   unsigned IOCTL_SOUND_MIXER_WRITE_LINE2 = SOUND_MIXER_WRITE_LINE2;
    716   unsigned IOCTL_SOUND_MIXER_WRITE_LINE3 = SOUND_MIXER_WRITE_LINE3;
    717   unsigned IOCTL_SOUND_MIXER_WRITE_LOUD = SOUND_MIXER_WRITE_LOUD;
    718   unsigned IOCTL_SOUND_MIXER_WRITE_MIC = SOUND_MIXER_WRITE_MIC;
    719   unsigned IOCTL_SOUND_MIXER_WRITE_MUTE = SOUND_MIXER_WRITE_MUTE;
    720   unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN = SOUND_MIXER_WRITE_OGAIN;
    721   unsigned IOCTL_SOUND_MIXER_WRITE_PCM = SOUND_MIXER_WRITE_PCM;
    722   unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV = SOUND_MIXER_WRITE_RECLEV;
    723   unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC = SOUND_MIXER_WRITE_RECSRC;
    724   unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER = SOUND_MIXER_WRITE_SPEAKER;
    725   unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH = SOUND_MIXER_WRITE_SYNTH;
    726   unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE = SOUND_MIXER_WRITE_TREBLE;
    727   unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME = SOUND_MIXER_WRITE_VOLUME;
    728   unsigned IOCTL_VT_ACTIVATE = VT_ACTIVATE;
    729   unsigned IOCTL_VT_GETMODE = VT_GETMODE;
    730   unsigned IOCTL_VT_OPENQRY = VT_OPENQRY;
    731   unsigned IOCTL_VT_RELDISP = VT_RELDISP;
    732   unsigned IOCTL_VT_SETMODE = VT_SETMODE;
    733   unsigned IOCTL_VT_WAITACTIVE = VT_WAITACTIVE;
    734 #endif  // SANITIZER_LINUX || SANITIZER_FREEBSD
    735 
    736 #if SANITIZER_LINUX && !SANITIZER_ANDROID
    737   unsigned IOCTL_CYGETDEFTHRESH = CYGETDEFTHRESH;
    738   unsigned IOCTL_CYGETDEFTIMEOUT = CYGETDEFTIMEOUT;
    739   unsigned IOCTL_CYGETMON = CYGETMON;
    740   unsigned IOCTL_CYGETTHRESH = CYGETTHRESH;
    741   unsigned IOCTL_CYGETTIMEOUT = CYGETTIMEOUT;
    742   unsigned IOCTL_CYSETDEFTHRESH = CYSETDEFTHRESH;
    743   unsigned IOCTL_CYSETDEFTIMEOUT = CYSETDEFTIMEOUT;
    744   unsigned IOCTL_CYSETTHRESH = CYSETTHRESH;
    745   unsigned IOCTL_CYSETTIMEOUT = CYSETTIMEOUT;
    746   unsigned IOCTL_EQL_EMANCIPATE = EQL_EMANCIPATE;
    747   unsigned IOCTL_EQL_ENSLAVE = EQL_ENSLAVE;
    748   unsigned IOCTL_EQL_GETMASTRCFG = EQL_GETMASTRCFG;
    749   unsigned IOCTL_EQL_GETSLAVECFG = EQL_GETSLAVECFG;
    750   unsigned IOCTL_EQL_SETMASTRCFG = EQL_SETMASTRCFG;
    751   unsigned IOCTL_EQL_SETSLAVECFG = EQL_SETSLAVECFG;
    752 #if EV_VERSION > (0x010000)
    753   unsigned IOCTL_EVIOCGKEYCODE_V2 = EVIOCGKEYCODE_V2;
    754   unsigned IOCTL_EVIOCGPROP = EVIOCGPROP(0);
    755   unsigned IOCTL_EVIOCSKEYCODE_V2 = EVIOCSKEYCODE_V2;
    756 #else
    757   unsigned IOCTL_EVIOCGKEYCODE_V2 = IOCTL_NOT_PRESENT;
    758   unsigned IOCTL_EVIOCGPROP = IOCTL_NOT_PRESENT;
    759   unsigned IOCTL_EVIOCSKEYCODE_V2 = IOCTL_NOT_PRESENT;
    760 #endif
    761   unsigned IOCTL_FS_IOC_GETFLAGS = FS_IOC_GETFLAGS;
    762   unsigned IOCTL_FS_IOC_GETVERSION = FS_IOC_GETVERSION;
    763   unsigned IOCTL_FS_IOC_SETFLAGS = FS_IOC_SETFLAGS;
    764   unsigned IOCTL_FS_IOC_SETVERSION = FS_IOC_SETVERSION;
    765   unsigned IOCTL_GIO_CMAP = GIO_CMAP;
    766   unsigned IOCTL_GIO_FONT = GIO_FONT;
    767   unsigned IOCTL_GIO_UNIMAP = GIO_UNIMAP;
    768   unsigned IOCTL_GIO_UNISCRNMAP = GIO_UNISCRNMAP;
    769   unsigned IOCTL_KDADDIO = KDADDIO;
    770   unsigned IOCTL_KDDELIO = KDDELIO;
    771   unsigned IOCTL_KDGETKEYCODE = KDGETKEYCODE;
    772   unsigned IOCTL_KDGKBDIACR = KDGKBDIACR;
    773   unsigned IOCTL_KDGKBENT = KDGKBENT;
    774   unsigned IOCTL_KDGKBLED = KDGKBLED;
    775   unsigned IOCTL_KDGKBMETA = KDGKBMETA;
    776   unsigned IOCTL_KDGKBSENT = KDGKBSENT;
    777   unsigned IOCTL_KDMAPDISP = KDMAPDISP;
    778   unsigned IOCTL_KDSETKEYCODE = KDSETKEYCODE;
    779   unsigned IOCTL_KDSIGACCEPT = KDSIGACCEPT;
    780   unsigned IOCTL_KDSKBDIACR = KDSKBDIACR;
    781   unsigned IOCTL_KDSKBENT = KDSKBENT;
    782   unsigned IOCTL_KDSKBLED = KDSKBLED;
    783   unsigned IOCTL_KDSKBMETA = KDSKBMETA;
    784   unsigned IOCTL_KDSKBSENT = KDSKBSENT;
    785   unsigned IOCTL_KDUNMAPDISP = KDUNMAPDISP;
    786   unsigned IOCTL_LPABORT = LPABORT;
    787   unsigned IOCTL_LPABORTOPEN = LPABORTOPEN;
    788   unsigned IOCTL_LPCAREFUL = LPCAREFUL;
    789   unsigned IOCTL_LPCHAR = LPCHAR;
    790   unsigned IOCTL_LPGETIRQ = LPGETIRQ;
    791   unsigned IOCTL_LPGETSTATUS = LPGETSTATUS;
    792   unsigned IOCTL_LPRESET = LPRESET;
    793   unsigned IOCTL_LPSETIRQ = LPSETIRQ;
    794   unsigned IOCTL_LPTIME = LPTIME;
    795   unsigned IOCTL_LPWAIT = LPWAIT;
    796   unsigned IOCTL_MTIOCGETCONFIG = MTIOCGETCONFIG;
    797   unsigned IOCTL_MTIOCSETCONFIG = MTIOCSETCONFIG;
    798   unsigned IOCTL_PIO_CMAP = PIO_CMAP;
    799   unsigned IOCTL_PIO_FONT = PIO_FONT;
    800   unsigned IOCTL_PIO_UNIMAP = PIO_UNIMAP;
    801   unsigned IOCTL_PIO_UNIMAPCLR = PIO_UNIMAPCLR;
    802   unsigned IOCTL_PIO_UNISCRNMAP = PIO_UNISCRNMAP;
    803   unsigned IOCTL_SCSI_IOCTL_GET_IDLUN = SCSI_IOCTL_GET_IDLUN;
    804   unsigned IOCTL_SCSI_IOCTL_PROBE_HOST = SCSI_IOCTL_PROBE_HOST;
    805   unsigned IOCTL_SCSI_IOCTL_TAGGED_DISABLE = SCSI_IOCTL_TAGGED_DISABLE;
    806   unsigned IOCTL_SCSI_IOCTL_TAGGED_ENABLE = SCSI_IOCTL_TAGGED_ENABLE;
    807   unsigned IOCTL_SIOCAIPXITFCRT = SIOCAIPXITFCRT;
    808   unsigned IOCTL_SIOCAIPXPRISLT = SIOCAIPXPRISLT;
    809   unsigned IOCTL_SIOCAX25ADDUID = SIOCAX25ADDUID;
    810   unsigned IOCTL_SIOCAX25DELUID = SIOCAX25DELUID;
    811   unsigned IOCTL_SIOCAX25GETPARMS = SIOCAX25GETPARMS;
    812   unsigned IOCTL_SIOCAX25GETUID = SIOCAX25GETUID;
    813   unsigned IOCTL_SIOCAX25NOUID = SIOCAX25NOUID;
    814   unsigned IOCTL_SIOCAX25SETPARMS = SIOCAX25SETPARMS;
    815   unsigned IOCTL_SIOCDEVPLIP = SIOCDEVPLIP;
    816   unsigned IOCTL_SIOCIPXCFGDATA = SIOCIPXCFGDATA;
    817   unsigned IOCTL_SIOCNRDECOBS = SIOCNRDECOBS;
    818   unsigned IOCTL_SIOCNRGETPARMS = SIOCNRGETPARMS;
    819   unsigned IOCTL_SIOCNRRTCTL = SIOCNRRTCTL;
    820   unsigned IOCTL_SIOCNRSETPARMS = SIOCNRSETPARMS;
    821   unsigned IOCTL_TIOCGSERIAL = TIOCGSERIAL;
    822   unsigned IOCTL_TIOCSERGETMULTI = TIOCSERGETMULTI;
    823   unsigned IOCTL_TIOCSERSETMULTI = TIOCSERSETMULTI;
    824   unsigned IOCTL_TIOCSSERIAL = TIOCSSERIAL;
    825 #endif  // SANITIZER_LINUX && !SANITIZER_ANDROID
    826 
    827 #if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
    828   unsigned IOCTL_GIO_SCRNMAP = GIO_SCRNMAP;
    829   unsigned IOCTL_KDDISABIO = KDDISABIO;
    830   unsigned IOCTL_KDENABIO = KDENABIO;
    831   unsigned IOCTL_KDGETLED = KDGETLED;
    832   unsigned IOCTL_KDGETMODE = KDGETMODE;
    833   unsigned IOCTL_KDGKBMODE = KDGKBMODE;
    834   unsigned IOCTL_KDGKBTYPE = KDGKBTYPE;
    835   unsigned IOCTL_KDMKTONE = KDMKTONE;
    836   unsigned IOCTL_KDSETLED = KDSETLED;
    837   unsigned IOCTL_KDSETMODE = KDSETMODE;
    838   unsigned IOCTL_KDSKBMODE = KDSKBMODE;
    839   unsigned IOCTL_KIOCSOUND = KIOCSOUND;
    840   unsigned IOCTL_PIO_SCRNMAP = PIO_SCRNMAP;
    841   unsigned IOCTL_SNDCTL_DSP_GETISPACE = SNDCTL_DSP_GETISPACE;
    842   unsigned IOCTL_SNDCTL_DSP_GETOSPACE = SNDCTL_DSP_GETOSPACE;
    843 #endif  // (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
    844 
    845   const int errno_EINVAL = EINVAL;
    846 // EOWNERDEAD is not present in some older platforms.
    847 #if defined(EOWNERDEAD)
    848   const int errno_EOWNERDEAD = EOWNERDEAD;
    849 #else
    850   const int errno_EOWNERDEAD = -1;
    851 #endif
    852 
    853   const int si_SEGV_MAPERR = SEGV_MAPERR;
    854   const int si_SEGV_ACCERR = SEGV_ACCERR;
    855 }  // namespace __sanitizer
    856 
    857 COMPILER_CHECK(sizeof(__sanitizer_pthread_attr_t) >= sizeof(pthread_attr_t));
    858 
    859 COMPILER_CHECK(sizeof(socklen_t) == sizeof(unsigned));
    860 CHECK_TYPE_SIZE(pthread_key_t);
    861 
    862 #if SANITIZER_LINUX
    863 // FIXME: We define those on Linux and Mac, but only check on Linux.
    864 COMPILER_CHECK(IOC_NRBITS == _IOC_NRBITS);
    865 COMPILER_CHECK(IOC_TYPEBITS == _IOC_TYPEBITS);
    866 COMPILER_CHECK(IOC_SIZEBITS == _IOC_SIZEBITS);
    867 COMPILER_CHECK(IOC_DIRBITS == _IOC_DIRBITS);
    868 COMPILER_CHECK(IOC_NRMASK == _IOC_NRMASK);
    869 COMPILER_CHECK(IOC_TYPEMASK == _IOC_TYPEMASK);
    870 COMPILER_CHECK(IOC_SIZEMASK == _IOC_SIZEMASK);
    871 COMPILER_CHECK(IOC_DIRMASK == _IOC_DIRMASK);
    872 COMPILER_CHECK(IOC_NRSHIFT == _IOC_NRSHIFT);
    873 COMPILER_CHECK(IOC_TYPESHIFT == _IOC_TYPESHIFT);
    874 COMPILER_CHECK(IOC_SIZESHIFT == _IOC_SIZESHIFT);
    875 COMPILER_CHECK(IOC_DIRSHIFT == _IOC_DIRSHIFT);
    876 COMPILER_CHECK(IOC_NONE == _IOC_NONE);
    877 COMPILER_CHECK(IOC_WRITE == _IOC_WRITE);
    878 COMPILER_CHECK(IOC_READ == _IOC_READ);
    879 COMPILER_CHECK(EVIOC_ABS_MAX == ABS_MAX);
    880 COMPILER_CHECK(EVIOC_EV_MAX == EV_MAX);
    881 COMPILER_CHECK(IOC_SIZE(0x12345678) == _IOC_SIZE(0x12345678));
    882 COMPILER_CHECK(IOC_DIR(0x12345678) == _IOC_DIR(0x12345678));
    883 COMPILER_CHECK(IOC_NR(0x12345678) == _IOC_NR(0x12345678));
    884 COMPILER_CHECK(IOC_TYPE(0x12345678) == _IOC_TYPE(0x12345678));
    885 #endif  // SANITIZER_LINUX
    886 
    887 #if SANITIZER_LINUX || SANITIZER_FREEBSD
    888 // There are more undocumented fields in dl_phdr_info that we are not interested
    889 // in.
    890 COMPILER_CHECK(sizeof(__sanitizer_dl_phdr_info) <= sizeof(dl_phdr_info));
    891 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_addr);
    892 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_name);
    893 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phdr);
    894 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phnum);
    895 #endif  // SANITIZER_LINUX || SANITIZER_FREEBSD
    896 
    897 #if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
    898 CHECK_TYPE_SIZE(glob_t);
    899 CHECK_SIZE_AND_OFFSET(glob_t, gl_pathc);
    900 CHECK_SIZE_AND_OFFSET(glob_t, gl_pathv);
    901 CHECK_SIZE_AND_OFFSET(glob_t, gl_offs);
    902 CHECK_SIZE_AND_OFFSET(glob_t, gl_flags);
    903 CHECK_SIZE_AND_OFFSET(glob_t, gl_closedir);
    904 CHECK_SIZE_AND_OFFSET(glob_t, gl_readdir);
    905 CHECK_SIZE_AND_OFFSET(glob_t, gl_opendir);
    906 CHECK_SIZE_AND_OFFSET(glob_t, gl_lstat);
    907 CHECK_SIZE_AND_OFFSET(glob_t, gl_stat);
    908 #endif
    909 
    910 CHECK_TYPE_SIZE(addrinfo);
    911 CHECK_SIZE_AND_OFFSET(addrinfo, ai_flags);
    912 CHECK_SIZE_AND_OFFSET(addrinfo, ai_family);
    913 CHECK_SIZE_AND_OFFSET(addrinfo, ai_socktype);
    914 CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);
    915 CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);
    916 CHECK_SIZE_AND_OFFSET(addrinfo, ai_addrlen);
    917 CHECK_SIZE_AND_OFFSET(addrinfo, ai_canonname);
    918 CHECK_SIZE_AND_OFFSET(addrinfo, ai_addr);
    919 
    920 CHECK_TYPE_SIZE(hostent);
    921 CHECK_SIZE_AND_OFFSET(hostent, h_name);
    922 CHECK_SIZE_AND_OFFSET(hostent, h_aliases);
    923 CHECK_SIZE_AND_OFFSET(hostent, h_addrtype);
    924 CHECK_SIZE_AND_OFFSET(hostent, h_length);
    925 CHECK_SIZE_AND_OFFSET(hostent, h_addr_list);
    926 
    927 CHECK_TYPE_SIZE(iovec);
    928 CHECK_SIZE_AND_OFFSET(iovec, iov_base);
    929 CHECK_SIZE_AND_OFFSET(iovec, iov_len);
    930 
    931 CHECK_TYPE_SIZE(msghdr);
    932 CHECK_SIZE_AND_OFFSET(msghdr, msg_name);
    933 CHECK_SIZE_AND_OFFSET(msghdr, msg_namelen);
    934 CHECK_SIZE_AND_OFFSET(msghdr, msg_iov);
    935 CHECK_SIZE_AND_OFFSET(msghdr, msg_iovlen);
    936 CHECK_SIZE_AND_OFFSET(msghdr, msg_control);
    937 CHECK_SIZE_AND_OFFSET(msghdr, msg_controllen);
    938 CHECK_SIZE_AND_OFFSET(msghdr, msg_flags);
    939 
    940 CHECK_TYPE_SIZE(cmsghdr);
    941 CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_len);
    942 CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_level);
    943 CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_type);
    944 
    945 COMPILER_CHECK(sizeof(__sanitizer_dirent) <= sizeof(dirent));
    946 CHECK_SIZE_AND_OFFSET(dirent, d_ino);
    947 #if SANITIZER_MAC
    948 CHECK_SIZE_AND_OFFSET(dirent, d_seekoff);
    949 #elif SANITIZER_FREEBSD
    950 // There is no 'd_off' field on FreeBSD.
    951 #else
    952 CHECK_SIZE_AND_OFFSET(dirent, d_off);
    953 #endif
    954 CHECK_SIZE_AND_OFFSET(dirent, d_reclen);
    955 
    956 #if SANITIZER_LINUX && !SANITIZER_ANDROID
    957 COMPILER_CHECK(sizeof(__sanitizer_dirent64) <= sizeof(dirent64));
    958 CHECK_SIZE_AND_OFFSET(dirent64, d_ino);
    959 CHECK_SIZE_AND_OFFSET(dirent64, d_off);
    960 CHECK_SIZE_AND_OFFSET(dirent64, d_reclen);
    961 #endif
    962 
    963 CHECK_TYPE_SIZE(ifconf);
    964 CHECK_SIZE_AND_OFFSET(ifconf, ifc_len);
    965 CHECK_SIZE_AND_OFFSET(ifconf, ifc_ifcu);
    966 
    967 CHECK_TYPE_SIZE(pollfd);
    968 CHECK_SIZE_AND_OFFSET(pollfd, fd);
    969 CHECK_SIZE_AND_OFFSET(pollfd, events);
    970 CHECK_SIZE_AND_OFFSET(pollfd, revents);
    971 
    972 CHECK_TYPE_SIZE(nfds_t);
    973 
    974 CHECK_TYPE_SIZE(sigset_t);
    975 
    976 COMPILER_CHECK(sizeof(__sanitizer_sigaction) == sizeof(struct sigaction));
    977 // Can't write checks for sa_handler and sa_sigaction due to them being
    978 // preprocessor macros.
    979 CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_mask);
    980 CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_flags);
    981 #if SANITIZER_LINUX
    982 CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_restorer);
    983 #endif
    984 
    985 #if SANITIZER_LINUX
    986 CHECK_TYPE_SIZE(__sysctl_args);
    987 CHECK_SIZE_AND_OFFSET(__sysctl_args, name);
    988 CHECK_SIZE_AND_OFFSET(__sysctl_args, nlen);
    989 CHECK_SIZE_AND_OFFSET(__sysctl_args, oldval);
    990 CHECK_SIZE_AND_OFFSET(__sysctl_args, oldlenp);
    991 CHECK_SIZE_AND_OFFSET(__sysctl_args, newval);
    992 CHECK_SIZE_AND_OFFSET(__sysctl_args, newlen);
    993 
    994 CHECK_TYPE_SIZE(__kernel_uid_t);
    995 CHECK_TYPE_SIZE(__kernel_gid_t);
    996 CHECK_TYPE_SIZE(__kernel_old_uid_t);
    997 CHECK_TYPE_SIZE(__kernel_old_gid_t);
    998 CHECK_TYPE_SIZE(__kernel_off_t);
    999 CHECK_TYPE_SIZE(__kernel_loff_t);
   1000 CHECK_TYPE_SIZE(__kernel_fd_set);
   1001 #endif
   1002 
   1003 #if !SANITIZER_ANDROID
   1004 CHECK_TYPE_SIZE(wordexp_t);
   1005 CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordc);
   1006 CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordv);
   1007 CHECK_SIZE_AND_OFFSET(wordexp_t, we_offs);
   1008 #endif
   1009 
   1010 CHECK_TYPE_SIZE(tm);
   1011 CHECK_SIZE_AND_OFFSET(tm, tm_sec);
   1012 CHECK_SIZE_AND_OFFSET(tm, tm_min);
   1013 CHECK_SIZE_AND_OFFSET(tm, tm_hour);
   1014 CHECK_SIZE_AND_OFFSET(tm, tm_mday);
   1015 CHECK_SIZE_AND_OFFSET(tm, tm_mon);
   1016 CHECK_SIZE_AND_OFFSET(tm, tm_year);
   1017 CHECK_SIZE_AND_OFFSET(tm, tm_wday);
   1018 CHECK_SIZE_AND_OFFSET(tm, tm_yday);
   1019 CHECK_SIZE_AND_OFFSET(tm, tm_isdst);
   1020 CHECK_SIZE_AND_OFFSET(tm, tm_gmtoff);
   1021 CHECK_SIZE_AND_OFFSET(tm, tm_zone);
   1022 
   1023 #if SANITIZER_LINUX
   1024 CHECK_TYPE_SIZE(mntent);
   1025 CHECK_SIZE_AND_OFFSET(mntent, mnt_fsname);
   1026 CHECK_SIZE_AND_OFFSET(mntent, mnt_dir);
   1027 CHECK_SIZE_AND_OFFSET(mntent, mnt_type);
   1028 CHECK_SIZE_AND_OFFSET(mntent, mnt_opts);
   1029 CHECK_SIZE_AND_OFFSET(mntent, mnt_freq);
   1030 CHECK_SIZE_AND_OFFSET(mntent, mnt_passno);
   1031 #endif
   1032 
   1033 CHECK_TYPE_SIZE(ether_addr);
   1034 
   1035 #if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
   1036 CHECK_TYPE_SIZE(ipc_perm);
   1037 # if SANITIZER_FREEBSD
   1038 CHECK_SIZE_AND_OFFSET(ipc_perm, key);
   1039 CHECK_SIZE_AND_OFFSET(ipc_perm, seq);
   1040 # else
   1041 CHECK_SIZE_AND_OFFSET(ipc_perm, __key);
   1042 CHECK_SIZE_AND_OFFSET(ipc_perm, __seq);
   1043 # endif
   1044 CHECK_SIZE_AND_OFFSET(ipc_perm, uid);
   1045 CHECK_SIZE_AND_OFFSET(ipc_perm, gid);
   1046 CHECK_SIZE_AND_OFFSET(ipc_perm, cuid);
   1047 CHECK_SIZE_AND_OFFSET(ipc_perm, cgid);
   1048 CHECK_SIZE_AND_OFFSET(ipc_perm, mode);
   1049 
   1050 CHECK_TYPE_SIZE(shmid_ds);
   1051 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_perm);
   1052 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_segsz);
   1053 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_atime);
   1054 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_dtime);
   1055 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_ctime);
   1056 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_cpid);
   1057 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_lpid);
   1058 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_nattch);
   1059 #endif
   1060 
   1061 CHECK_TYPE_SIZE(clock_t);
   1062 
   1063 #if SANITIZER_LINUX
   1064 CHECK_TYPE_SIZE(clockid_t);
   1065 #endif
   1066 
   1067 #if !SANITIZER_ANDROID
   1068 CHECK_TYPE_SIZE(ifaddrs);
   1069 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_next);
   1070 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_name);
   1071 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_addr);
   1072 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_netmask);
   1073 #if SANITIZER_LINUX || SANITIZER_FREEBSD
   1074 // Compare against the union, because we can't reach into the union in a
   1075 // compliant way.
   1076 #ifdef ifa_dstaddr
   1077 #undef ifa_dstaddr
   1078 #endif
   1079 # if SANITIZER_FREEBSD
   1080 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_dstaddr);
   1081 # else
   1082 COMPILER_CHECK(sizeof(((__sanitizer_ifaddrs *)NULL)->ifa_dstaddr) ==
   1083                sizeof(((ifaddrs *)NULL)->ifa_ifu));
   1084 COMPILER_CHECK(offsetof(__sanitizer_ifaddrs, ifa_dstaddr) ==
   1085                offsetof(ifaddrs, ifa_ifu));
   1086 # endif  // SANITIZER_FREEBSD
   1087 #else
   1088 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_dstaddr);
   1089 #endif  // SANITIZER_LINUX
   1090 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_data);
   1091 #endif
   1092 
   1093 #if SANITIZER_LINUX
   1094 COMPILER_CHECK(sizeof(__sanitizer_mallinfo) == sizeof(struct mallinfo));
   1095 #endif
   1096 
   1097 #if !SANITIZER_ANDROID
   1098 CHECK_TYPE_SIZE(timeb);
   1099 CHECK_SIZE_AND_OFFSET(timeb, time);
   1100 CHECK_SIZE_AND_OFFSET(timeb, millitm);
   1101 CHECK_SIZE_AND_OFFSET(timeb, timezone);
   1102 CHECK_SIZE_AND_OFFSET(timeb, dstflag);
   1103 #endif
   1104 
   1105 CHECK_TYPE_SIZE(passwd);
   1106 CHECK_SIZE_AND_OFFSET(passwd, pw_name);
   1107 CHECK_SIZE_AND_OFFSET(passwd, pw_passwd);
   1108 CHECK_SIZE_AND_OFFSET(passwd, pw_uid);
   1109 CHECK_SIZE_AND_OFFSET(passwd, pw_gid);
   1110 CHECK_SIZE_AND_OFFSET(passwd, pw_dir);
   1111 CHECK_SIZE_AND_OFFSET(passwd, pw_shell);
   1112 
   1113 #if !SANITIZER_ANDROID
   1114 CHECK_SIZE_AND_OFFSET(passwd, pw_gecos);
   1115 #endif
   1116 
   1117 #if SANITIZER_MAC
   1118 CHECK_SIZE_AND_OFFSET(passwd, pw_change);
   1119 CHECK_SIZE_AND_OFFSET(passwd, pw_expire);
   1120 CHECK_SIZE_AND_OFFSET(passwd, pw_class);
   1121 #endif
   1122 
   1123 
   1124 CHECK_TYPE_SIZE(group);
   1125 CHECK_SIZE_AND_OFFSET(group, gr_name);
   1126 CHECK_SIZE_AND_OFFSET(group, gr_passwd);
   1127 CHECK_SIZE_AND_OFFSET(group, gr_gid);
   1128 CHECK_SIZE_AND_OFFSET(group, gr_mem);
   1129 
   1130 #if SANITIZER_LINUX && !SANITIZER_ANDROID
   1131 CHECK_TYPE_SIZE(XDR);
   1132 CHECK_SIZE_AND_OFFSET(XDR, x_op);
   1133 CHECK_SIZE_AND_OFFSET(XDR, x_ops);
   1134 CHECK_SIZE_AND_OFFSET(XDR, x_public);
   1135 CHECK_SIZE_AND_OFFSET(XDR, x_private);
   1136 CHECK_SIZE_AND_OFFSET(XDR, x_base);
   1137 CHECK_SIZE_AND_OFFSET(XDR, x_handy);
   1138 COMPILER_CHECK(__sanitizer_XDR_ENCODE == XDR_ENCODE);
   1139 COMPILER_CHECK(__sanitizer_XDR_DECODE == XDR_DECODE);
   1140 COMPILER_CHECK(__sanitizer_XDR_FREE == XDR_FREE);
   1141 #endif
   1142 
   1143 #if SANITIZER_LINUX && !SANITIZER_ANDROID
   1144 COMPILER_CHECK(sizeof(__sanitizer_FILE) <= sizeof(FILE));
   1145 CHECK_SIZE_AND_OFFSET(FILE, _flags);
   1146 CHECK_SIZE_AND_OFFSET(FILE, _IO_read_ptr);
   1147 CHECK_SIZE_AND_OFFSET(FILE, _IO_read_end);
   1148 CHECK_SIZE_AND_OFFSET(FILE, _IO_read_base);
   1149 CHECK_SIZE_AND_OFFSET(FILE, _IO_write_ptr);
   1150 CHECK_SIZE_AND_OFFSET(FILE, _IO_write_end);
   1151 CHECK_SIZE_AND_OFFSET(FILE, _IO_write_base);
   1152 CHECK_SIZE_AND_OFFSET(FILE, _IO_buf_base);
   1153 CHECK_SIZE_AND_OFFSET(FILE, _IO_buf_end);
   1154 CHECK_SIZE_AND_OFFSET(FILE, _IO_save_base);
   1155 CHECK_SIZE_AND_OFFSET(FILE, _IO_backup_base);
   1156 CHECK_SIZE_AND_OFFSET(FILE, _IO_save_end);
   1157 CHECK_SIZE_AND_OFFSET(FILE, _markers);
   1158 CHECK_SIZE_AND_OFFSET(FILE, _chain);
   1159 CHECK_SIZE_AND_OFFSET(FILE, _fileno);
   1160 #endif
   1161 
   1162 #if SANITIZER_LINUX && !SANITIZER_ANDROID
   1163 COMPILER_CHECK(sizeof(__sanitizer__obstack_chunk) <= sizeof(_obstack_chunk));
   1164 CHECK_SIZE_AND_OFFSET(_obstack_chunk, limit);
   1165 CHECK_SIZE_AND_OFFSET(_obstack_chunk, prev);
   1166 CHECK_TYPE_SIZE(obstack);
   1167 CHECK_SIZE_AND_OFFSET(obstack, chunk_size);
   1168 CHECK_SIZE_AND_OFFSET(obstack, chunk);
   1169 CHECK_SIZE_AND_OFFSET(obstack, object_base);
   1170 CHECK_SIZE_AND_OFFSET(obstack, next_free);
   1171 #endif
   1172 
   1173 #endif  // SANITIZER_LINUX || SANITIZER_FREEBSD || SANITIZER_MAC
   1174