libsanitizer/sanitizer_common/sanitizer_platform_limits_netbsd.cc

   1 //===-- sanitizer_platform_limits_netbsd.cc -------------------------------===//
   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 NetBSD data structures.
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "sanitizer_platform.h"
  14
  15 #if SANITIZER_NETBSD
  16 #include <arpa/inet.h>
  17 #include <dirent.h>
  18 #include <glob.h>
  19 #include <grp.h>
  20 #include <ifaddrs.h>
  21 #include <limits.h>
  22 #include <link_elf.h>
  23 #include <net/if.h>
  24 #include <net/if_ether.h>
  25 #include <net/ppp_defs.h>
  26 #include <net/route.h>
  27 #include <netdb.h>
  28 #include <netinet/in.h>
  29 #include <netinet/ip_mroute.h>
  30 #include <poll.h>
  31 #include <pthread.h>
  32 #include <pwd.h>
  33 #include <semaphore.h>
  34 #include <signal.h>
  35 #include <stddef.h>
  36 #include <sys/filio.h>
  37 #include <sys/ipc.h>
  38 #include <sys/mman.h>
  39 #include <sys/mount.h>
  40 #include <sys/mqueue.h>
  41 #include <sys/msg.h>
  42 #include <sys/mtio.h>
  43 #include <sys/ptrace.h>
  44 #include <sys/resource.h>
  45 #include <sys/shm.h>
  46 #include <sys/signal.h>
  47 #include <sys/socket.h>
  48 #include <sys/sockio.h>
  49 #include <sys/soundcard.h>
  50 #include <sys/stat.h>
  51 #include <sys/statvfs.h>
  52 #include <sys/time.h>
  53 #include <sys/timeb.h>
  54 #include <sys/times.h>
  55 #include <sys/timespec.h>
  56 #include <sys/timex.h>
  57 #include <sys/types.h>
  58 #include <sys/ucontext.h>
  59 #include <sys/utsname.h>
  60 #include <term.h>
  61 #include <termios.h>
  62 #include <time.h>
  63 #include <utime.h>
  64 #include <utmp.h>
  65 #include <utmpx.h>
  66 #include <wchar.h>
  67 #include <wordexp.h>
  68
  69 // Include these after system headers to avoid name clashes and ambiguities.
  70 #include "sanitizer_internal_defs.h"
  71 #include "sanitizer_platform_limits_netbsd.h"
  72
  73 namespace __sanitizer {
  74 unsigned struct_utsname_sz = sizeof(struct utsname);
  75 unsigned struct_stat_sz = sizeof(struct stat);
  76 unsigned struct_rusage_sz = sizeof(struct rusage);
  77 unsigned struct_tm_sz = sizeof(struct tm);
  78 unsigned struct_passwd_sz = sizeof(struct passwd);
  79 unsigned struct_group_sz = sizeof(struct group);
  80 unsigned siginfo_t_sz = sizeof(siginfo_t);
  81 unsigned struct_sigaction_sz = sizeof(struct sigaction);
  82 unsigned struct_itimerval_sz = sizeof(struct itimerval);
  83 unsigned pthread_t_sz = sizeof(pthread_t);
  84 unsigned pthread_cond_t_sz = sizeof(pthread_cond_t);
  85 unsigned pid_t_sz = sizeof(pid_t);
  86 unsigned timeval_sz = sizeof(timeval);
  87 unsigned uid_t_sz = sizeof(uid_t);
  88 unsigned gid_t_sz = sizeof(gid_t);
  89 unsigned mbstate_t_sz = sizeof(mbstate_t);
  90 unsigned sigset_t_sz = sizeof(sigset_t);
  91 unsigned struct_timezone_sz = sizeof(struct timezone);
  92 unsigned struct_tms_sz = sizeof(struct tms);
  93 unsigned struct_sigevent_sz = sizeof(struct sigevent);
  94 unsigned struct_sched_param_sz = sizeof(struct sched_param);
  95 unsigned struct_sockaddr_sz = sizeof(struct sockaddr);
  96 unsigned ucontext_t_sz = sizeof(ucontext_t);
  97 unsigned struct_rlimit_sz = sizeof(struct rlimit);
  98 unsigned struct_timespec_sz = sizeof(struct timespec);
  99 unsigned struct_utimbuf_sz = sizeof(struct utimbuf);
 100 unsigned struct_itimerspec_sz = sizeof(struct itimerspec);
 101 unsigned struct_timex_sz = sizeof(struct timex);
 102 unsigned struct_msqid_ds_sz = sizeof(struct msqid_ds);
 103 unsigned struct_mq_attr_sz = sizeof(struct mq_attr);
 104 unsigned struct_statvfs_sz = sizeof(struct statvfs);
 105
 106 uptr sig_ign = (uptr)SIG_IGN;
 107 uptr sig_dfl = (uptr)SIG_DFL;
 108 uptr sa_siginfo = (uptr)SA_SIGINFO;
 109
 110 int shmctl_ipc_stat = (int)IPC_STAT;
 111
 112 unsigned struct_utmp_sz = sizeof(struct utmp);
 113 unsigned struct_utmpx_sz = sizeof(struct utmpx);
 114
 115 int map_fixed = MAP_FIXED;
 116
 117 int af_inet = (int)AF_INET;
 118 int af_inet6 = (int)AF_INET6;
 119
 120 uptr __sanitizer_in_addr_sz(int af) {
 121   if (af == AF_INET)
 122     return sizeof(struct in_addr);
 123   else if (af == AF_INET6)
 124     return sizeof(struct in6_addr);
 125   else
 126     return 0;
 127 }
 128
 129 int glob_nomatch = GLOB_NOMATCH;
 130 int glob_altdirfunc = GLOB_ALTDIRFUNC;
 131
 132 unsigned path_max = PATH_MAX;
 133
 134 // ioctl arguments
 135 unsigned struct_ifreq_sz = sizeof(struct ifreq);
 136 unsigned struct_termios_sz = sizeof(struct termios);
 137 unsigned struct_winsize_sz = sizeof(struct winsize);
 138 unsigned struct_mtget_sz = sizeof(struct mtget);
 139 unsigned struct_mtop_sz = sizeof(struct mtop);
 140 unsigned struct_audio_buf_info_sz = sizeof(struct audio_buf_info);
 141 unsigned struct_ppp_stats_sz = sizeof(struct ppp_stats);
 142 unsigned struct_sioc_sg_req_sz = sizeof(struct sioc_sg_req);
 143 unsigned struct_sioc_vif_req_sz = sizeof(struct sioc_vif_req);
 144
 145 const unsigned IOCTL_NOT_PRESENT = 0;
 146
 147 unsigned IOCTL_FIOASYNC = FIOASYNC;
 148 unsigned IOCTL_FIOCLEX = FIOCLEX;
 149 unsigned IOCTL_FIOGETOWN = FIOGETOWN;
 150 unsigned IOCTL_FIONBIO = FIONBIO;
 151 unsigned IOCTL_FIONCLEX = FIONCLEX;
 152 unsigned IOCTL_FIOSETOWN = FIOSETOWN;
 153 unsigned IOCTL_SIOCADDMULTI = SIOCADDMULTI;
 154 unsigned IOCTL_SIOCATMARK = SIOCATMARK;
 155 unsigned IOCTL_SIOCDELMULTI = SIOCDELMULTI;
 156 unsigned IOCTL_SIOCGIFADDR = SIOCGIFADDR;
 157 unsigned IOCTL_SIOCGIFBRDADDR = SIOCGIFBRDADDR;
 158 unsigned IOCTL_SIOCGIFCONF = SIOCGIFCONF;
 159 unsigned IOCTL_SIOCGIFDSTADDR = SIOCGIFDSTADDR;
 160 unsigned IOCTL_SIOCGIFFLAGS = SIOCGIFFLAGS;
 161 unsigned IOCTL_SIOCGIFMETRIC = SIOCGIFMETRIC;
 162 unsigned IOCTL_SIOCGIFMTU = SIOCGIFMTU;
 163 unsigned IOCTL_SIOCGIFNETMASK = SIOCGIFNETMASK;
 164 unsigned IOCTL_SIOCGPGRP = SIOCGPGRP;
 165 unsigned IOCTL_SIOCSIFADDR = SIOCSIFADDR;
 166 unsigned IOCTL_SIOCSIFBRDADDR = SIOCSIFBRDADDR;
 167 unsigned IOCTL_SIOCSIFDSTADDR = SIOCSIFDSTADDR;
 168 unsigned IOCTL_SIOCSIFFLAGS = SIOCSIFFLAGS;
 169 unsigned IOCTL_SIOCSIFMETRIC = SIOCSIFMETRIC;
 170 unsigned IOCTL_SIOCSIFMTU = SIOCSIFMTU;
 171 unsigned IOCTL_SIOCSIFNETMASK = SIOCSIFNETMASK;
 172 unsigned IOCTL_SIOCSPGRP = SIOCSPGRP;
 173 unsigned IOCTL_TIOCCONS = TIOCCONS;
 174 unsigned IOCTL_TIOCEXCL = TIOCEXCL;
 175 unsigned IOCTL_TIOCGETD = TIOCGETD;
 176 unsigned IOCTL_TIOCGPGRP = TIOCGPGRP;
 177 unsigned IOCTL_TIOCGWINSZ = TIOCGWINSZ;
 178 unsigned IOCTL_TIOCMBIC = TIOCMBIC;
 179 unsigned IOCTL_TIOCMBIS = TIOCMBIS;
 180 unsigned IOCTL_TIOCMGET = TIOCMGET;
 181 unsigned IOCTL_TIOCMSET = TIOCMSET;
 182 unsigned IOCTL_TIOCNOTTY = TIOCNOTTY;
 183 unsigned IOCTL_TIOCNXCL = TIOCNXCL;
 184 unsigned IOCTL_TIOCOUTQ = TIOCOUTQ;
 185 unsigned IOCTL_TIOCPKT = TIOCPKT;
 186 unsigned IOCTL_TIOCSCTTY = TIOCSCTTY;
 187 unsigned IOCTL_TIOCSETD = TIOCSETD;
 188 unsigned IOCTL_TIOCSPGRP = TIOCSPGRP;
 189 unsigned IOCTL_TIOCSTI = TIOCSTI;
 190 unsigned IOCTL_TIOCSWINSZ = TIOCSWINSZ;
 191 unsigned IOCTL_SIOCGETSGCNT = SIOCGETSGCNT;
 192 unsigned IOCTL_SIOCGETVIFCNT = SIOCGETVIFCNT;
 193
 194 const int si_SEGV_MAPERR = SEGV_MAPERR;
 195 const int si_SEGV_ACCERR = SEGV_ACCERR;
 196 }  // namespace __sanitizer
 197
 198 using namespace __sanitizer;
 199
 200 COMPILER_CHECK(sizeof(__sanitizer_pthread_attr_t) >= sizeof(pthread_attr_t));
 201
 202 COMPILER_CHECK(sizeof(socklen_t) == sizeof(unsigned));
 203 CHECK_TYPE_SIZE(pthread_key_t);
 204
 205 // There are more undocumented fields in dl_phdr_info that we are not interested
 206 // in.
 207 COMPILER_CHECK(sizeof(__sanitizer_dl_phdr_info) <= sizeof(dl_phdr_info));
 208 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_addr);
 209 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_name);
 210 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phdr);
 211 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phnum);
 212
 213 CHECK_TYPE_SIZE(glob_t);
 214 CHECK_SIZE_AND_OFFSET(glob_t, gl_pathc);
 215 CHECK_SIZE_AND_OFFSET(glob_t, gl_pathv);
 216 CHECK_SIZE_AND_OFFSET(glob_t, gl_offs);
 217 CHECK_SIZE_AND_OFFSET(glob_t, gl_flags);
 218 CHECK_SIZE_AND_OFFSET(glob_t, gl_closedir);
 219 CHECK_SIZE_AND_OFFSET(glob_t, gl_readdir);
 220 CHECK_SIZE_AND_OFFSET(glob_t, gl_opendir);
 221 CHECK_SIZE_AND_OFFSET(glob_t, gl_lstat);
 222 CHECK_SIZE_AND_OFFSET(glob_t, gl_stat);
 223
 224 CHECK_TYPE_SIZE(addrinfo);
 225 CHECK_SIZE_AND_OFFSET(addrinfo, ai_flags);
 226 CHECK_SIZE_AND_OFFSET(addrinfo, ai_family);
 227 CHECK_SIZE_AND_OFFSET(addrinfo, ai_socktype);
 228 CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);
 229 CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);
 230 CHECK_SIZE_AND_OFFSET(addrinfo, ai_addrlen);
 231 CHECK_SIZE_AND_OFFSET(addrinfo, ai_canonname);
 232 CHECK_SIZE_AND_OFFSET(addrinfo, ai_addr);
 233
 234 CHECK_TYPE_SIZE(hostent);
 235 CHECK_SIZE_AND_OFFSET(hostent, h_name);
 236 CHECK_SIZE_AND_OFFSET(hostent, h_aliases);
 237 CHECK_SIZE_AND_OFFSET(hostent, h_addrtype);
 238 CHECK_SIZE_AND_OFFSET(hostent, h_length);
 239 CHECK_SIZE_AND_OFFSET(hostent, h_addr_list);
 240
 241 CHECK_TYPE_SIZE(iovec);
 242 CHECK_SIZE_AND_OFFSET(iovec, iov_base);
 243 CHECK_SIZE_AND_OFFSET(iovec, iov_len);
 244
 245 CHECK_TYPE_SIZE(msghdr);
 246 CHECK_SIZE_AND_OFFSET(msghdr, msg_name);
 247 CHECK_SIZE_AND_OFFSET(msghdr, msg_namelen);
 248 CHECK_SIZE_AND_OFFSET(msghdr, msg_iov);
 249 CHECK_SIZE_AND_OFFSET(msghdr, msg_iovlen);
 250 CHECK_SIZE_AND_OFFSET(msghdr, msg_control);
 251 CHECK_SIZE_AND_OFFSET(msghdr, msg_controllen);
 252 CHECK_SIZE_AND_OFFSET(msghdr, msg_flags);
 253
 254 CHECK_TYPE_SIZE(cmsghdr);
 255 CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_len);
 256 CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_level);
 257 CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_type);
 258
 259 COMPILER_CHECK(sizeof(__sanitizer_dirent) <= sizeof(dirent));
 260 CHECK_SIZE_AND_OFFSET(dirent, d_fileno);
 261 CHECK_SIZE_AND_OFFSET(dirent, d_reclen);
 262
 263 CHECK_TYPE_SIZE(ifconf);
 264 CHECK_SIZE_AND_OFFSET(ifconf, ifc_len);
 265 CHECK_SIZE_AND_OFFSET(ifconf, ifc_ifcu);
 266
 267 CHECK_TYPE_SIZE(pollfd);
 268 CHECK_SIZE_AND_OFFSET(pollfd, fd);
 269 CHECK_SIZE_AND_OFFSET(pollfd, events);
 270 CHECK_SIZE_AND_OFFSET(pollfd, revents);
 271
 272 CHECK_TYPE_SIZE(nfds_t);
 273
 274 CHECK_TYPE_SIZE(sigset_t);
 275
 276 COMPILER_CHECK(sizeof(__sanitizer_sigaction) == sizeof(struct sigaction));
 277 // Can't write checks for sa_handler and sa_sigaction due to them being
 278 // preprocessor macros.
 279 CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_mask);
 280
 281 CHECK_TYPE_SIZE(wordexp_t);
 282 CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordc);
 283 CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordv);
 284 CHECK_SIZE_AND_OFFSET(wordexp_t, we_offs);
 285
 286 CHECK_TYPE_SIZE(tm);
 287 CHECK_SIZE_AND_OFFSET(tm, tm_sec);
 288 CHECK_SIZE_AND_OFFSET(tm, tm_min);
 289 CHECK_SIZE_AND_OFFSET(tm, tm_hour);
 290 CHECK_SIZE_AND_OFFSET(tm, tm_mday);
 291 CHECK_SIZE_AND_OFFSET(tm, tm_mon);
 292 CHECK_SIZE_AND_OFFSET(tm, tm_year);
 293 CHECK_SIZE_AND_OFFSET(tm, tm_wday);
 294 CHECK_SIZE_AND_OFFSET(tm, tm_yday);
 295 CHECK_SIZE_AND_OFFSET(tm, tm_isdst);
 296 CHECK_SIZE_AND_OFFSET(tm, tm_gmtoff);
 297 CHECK_SIZE_AND_OFFSET(tm, tm_zone);
 298
 299 CHECK_TYPE_SIZE(ether_addr);
 300
 301 CHECK_TYPE_SIZE(ipc_perm);
 302 CHECK_SIZE_AND_OFFSET(ipc_perm, _key);
 303 CHECK_SIZE_AND_OFFSET(ipc_perm, _seq);
 304 CHECK_SIZE_AND_OFFSET(ipc_perm, uid);
 305 CHECK_SIZE_AND_OFFSET(ipc_perm, gid);
 306 CHECK_SIZE_AND_OFFSET(ipc_perm, cuid);
 307 CHECK_SIZE_AND_OFFSET(ipc_perm, cgid);
 308 CHECK_SIZE_AND_OFFSET(ipc_perm, mode);
 309
 310 CHECK_TYPE_SIZE(shmid_ds);
 311 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_perm);
 312 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_segsz);
 313 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_atime);
 314 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_dtime);
 315 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_ctime);
 316 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_cpid);
 317 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_lpid);
 318 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_nattch);
 319
 320 CHECK_TYPE_SIZE(clock_t);
 321
 322 CHECK_TYPE_SIZE(ifaddrs);
 323 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_next);
 324 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_name);
 325 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_addr);
 326 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_netmask);
 327 // Compare against the union, because we can't reach into the union in a
 328 // compliant way.
 329 #ifdef ifa_dstaddr
 330 #undef ifa_dstaddr
 331 #endif
 332 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_dstaddr);
 333 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_data);
 334
 335 CHECK_TYPE_SIZE(timeb);
 336 CHECK_SIZE_AND_OFFSET(timeb, time);
 337 CHECK_SIZE_AND_OFFSET(timeb, millitm);
 338 CHECK_SIZE_AND_OFFSET(timeb, timezone);
 339 CHECK_SIZE_AND_OFFSET(timeb, dstflag);
 340
 341 CHECK_TYPE_SIZE(passwd);
 342 CHECK_SIZE_AND_OFFSET(passwd, pw_name);
 343 CHECK_SIZE_AND_OFFSET(passwd, pw_passwd);
 344 CHECK_SIZE_AND_OFFSET(passwd, pw_uid);
 345 CHECK_SIZE_AND_OFFSET(passwd, pw_gid);
 346 CHECK_SIZE_AND_OFFSET(passwd, pw_dir);
 347 CHECK_SIZE_AND_OFFSET(passwd, pw_shell);
 348
 349 CHECK_SIZE_AND_OFFSET(passwd, pw_gecos);
 350
 351 CHECK_TYPE_SIZE(group);
 352 CHECK_SIZE_AND_OFFSET(group, gr_name);
 353 CHECK_SIZE_AND_OFFSET(group, gr_passwd);
 354 CHECK_SIZE_AND_OFFSET(group, gr_gid);
 355 CHECK_SIZE_AND_OFFSET(group, gr_mem);
 356
 357 #endif  // SANITIZER_NETBSD