contrib/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_netbsd.cc

   1 //===-- sanitizer_platform_limits_netbsd.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 NetBSD data structures.
  13 //===----------------------------------------------------------------------===//
  14
  15 #include "sanitizer_platform.h"
  16
  17 #if SANITIZER_NETBSD
  18 #include <arpa/inet.h>
  19 #include <dirent.h>
  20 #include <glob.h>
  21 #include <grp.h>
  22 #include <ifaddrs.h>
  23 #include <limits.h>
  24 #include <link_elf.h>
  25 #include <net/if.h>
  26 #include <net/if_ether.h>
  27 #include <net/ppp_defs.h>
  28 #include <net/route.h>
  29 #include <netdb.h>
  30 #include <netinet/in.h>
  31 #include <netinet/ip_mroute.h>
  32 #include <poll.h>
  33 #include <pthread.h>
  34 #include <pwd.h>
  35 #include <semaphore.h>
  36 #include <signal.h>
  37 #include <stddef.h>
  38 #include <sys/filio.h>
  39 #include <sys/ipc.h>
  40 #include <sys/mman.h>
  41 #include <sys/mount.h>
  42 #include <sys/mqueue.h>
  43 #include <sys/msg.h>
  44 #include <sys/mtio.h>
  45 #include <sys/ptrace.h>
  46 #include <sys/resource.h>
  47 #include <sys/shm.h>
  48 #include <sys/signal.h>
  49 #include <sys/socket.h>
  50 #include <sys/sockio.h>
  51 #include <sys/soundcard.h>
  52 #include <sys/stat.h>
  53 #include <sys/statvfs.h>
  54 #include <sys/time.h>
  55 #include <sys/timeb.h>
  56 #include <sys/times.h>
  57 #include <sys/timespec.h>
  58 #include <sys/timex.h>
  59 #include <sys/types.h>
  60 #include <sys/ucontext.h>
  61 #include <sys/utsname.h>
  62 #include <term.h>
  63 #include <termios.h>
  64 #include <time.h>
  65 #include <utime.h>
  66 #include <utmp.h>
  67 #include <utmpx.h>
  68 #include <wchar.h>
  69 #include <wordexp.h>
  70
  71 // Include these after system headers to avoid name clashes and ambiguities.
  72 #include "sanitizer_internal_defs.h"
  73 #include "sanitizer_platform_limits_netbsd.h"
  74
  75 namespace __sanitizer {
  76 unsigned struct_utsname_sz = sizeof(struct utsname);
  77 unsigned struct_stat_sz = sizeof(struct stat);
  78 unsigned struct_rusage_sz = sizeof(struct rusage);
  79 unsigned struct_tm_sz = sizeof(struct tm);
  80 unsigned struct_passwd_sz = sizeof(struct passwd);
  81 unsigned struct_group_sz = sizeof(struct group);
  82 unsigned siginfo_t_sz = sizeof(siginfo_t);
  83 unsigned struct_sigaction_sz = sizeof(struct sigaction);
  84 unsigned struct_itimerval_sz = sizeof(struct itimerval);
  85 unsigned pthread_t_sz = sizeof(pthread_t);
  86 unsigned pthread_mutex_t_sz = sizeof(pthread_mutex_t);
  87 unsigned pthread_cond_t_sz = sizeof(pthread_cond_t);
  88 unsigned pid_t_sz = sizeof(pid_t);
  89 unsigned timeval_sz = sizeof(timeval);
  90 unsigned uid_t_sz = sizeof(uid_t);
  91 unsigned gid_t_sz = sizeof(gid_t);
  92 unsigned mbstate_t_sz = sizeof(mbstate_t);
  93 unsigned sigset_t_sz = sizeof(sigset_t);
  94 unsigned struct_timezone_sz = sizeof(struct timezone);
  95 unsigned struct_tms_sz = sizeof(struct tms);
  96 unsigned struct_sigevent_sz = sizeof(struct sigevent);
  97 unsigned struct_sched_param_sz = sizeof(struct sched_param);
  98 unsigned struct_sockaddr_sz = sizeof(struct sockaddr);
  99 unsigned ucontext_t_sz = sizeof(ucontext_t);
 100 unsigned struct_rlimit_sz = sizeof(struct rlimit);
 101 unsigned struct_timespec_sz = sizeof(struct timespec);
 102 unsigned struct_utimbuf_sz = sizeof(struct utimbuf);
 103 unsigned struct_itimerspec_sz = sizeof(struct itimerspec);
 104 unsigned struct_timex_sz = sizeof(struct timex);
 105 unsigned struct_msqid_ds_sz = sizeof(struct msqid_ds);
 106 unsigned struct_mq_attr_sz = sizeof(struct mq_attr);
 107 unsigned struct_statvfs_sz = sizeof(struct statvfs);
 108
 109 const uptr sig_ign = (uptr)SIG_IGN;
 110 const uptr sig_dfl = (uptr)SIG_DFL;
 111 const uptr sig_err = (uptr)SIG_ERR;
 112 const uptr sa_siginfo = (uptr)SA_SIGINFO;
 113
 114 int shmctl_ipc_stat = (int)IPC_STAT;
 115
 116 unsigned struct_utmp_sz = sizeof(struct utmp);
 117 unsigned struct_utmpx_sz = sizeof(struct utmpx);
 118
 119 int map_fixed = MAP_FIXED;
 120
 121 int af_inet = (int)AF_INET;
 122 int af_inet6 = (int)AF_INET6;
 123
 124 uptr __sanitizer_in_addr_sz(int af) {
 125   if (af == AF_INET)
 126     return sizeof(struct in_addr);
 127   else if (af == AF_INET6)
 128     return sizeof(struct in6_addr);
 129   else
 130     return 0;
 131 }
 132
 133 unsigned struct_ElfW_Phdr_sz = sizeof(Elf_Phdr);
 134
 135 int glob_nomatch = GLOB_NOMATCH;
 136 int glob_altdirfunc = GLOB_ALTDIRFUNC;
 137
 138 unsigned path_max = PATH_MAX;
 139
 140 // ioctl arguments
 141 unsigned struct_ifreq_sz = sizeof(struct ifreq);
 142 unsigned struct_termios_sz = sizeof(struct termios);
 143 unsigned struct_winsize_sz = sizeof(struct winsize);
 144 unsigned struct_mtget_sz = sizeof(struct mtget);
 145 unsigned struct_mtop_sz = sizeof(struct mtop);
 146 unsigned struct_audio_buf_info_sz = sizeof(struct audio_buf_info);
 147 unsigned struct_ppp_stats_sz = sizeof(struct ppp_stats);
 148 unsigned struct_sioc_sg_req_sz = sizeof(struct sioc_sg_req);
 149 unsigned struct_sioc_vif_req_sz = sizeof(struct sioc_vif_req);
 150
 151 const unsigned IOCTL_NOT_PRESENT = 0;
 152
 153 unsigned IOCTL_FIOASYNC = FIOASYNC;
 154 unsigned IOCTL_FIOCLEX = FIOCLEX;
 155 unsigned IOCTL_FIOGETOWN = FIOGETOWN;
 156 unsigned IOCTL_FIONBIO = FIONBIO;
 157 unsigned IOCTL_FIONCLEX = FIONCLEX;
 158 unsigned IOCTL_FIOSETOWN = FIOSETOWN;
 159 unsigned IOCTL_SIOCADDMULTI = SIOCADDMULTI;
 160 unsigned IOCTL_SIOCATMARK = SIOCATMARK;
 161 unsigned IOCTL_SIOCDELMULTI = SIOCDELMULTI;
 162 unsigned IOCTL_SIOCGIFADDR = SIOCGIFADDR;
 163 unsigned IOCTL_SIOCGIFBRDADDR = SIOCGIFBRDADDR;
 164 unsigned IOCTL_SIOCGIFCONF = SIOCGIFCONF;
 165 unsigned IOCTL_SIOCGIFDSTADDR = SIOCGIFDSTADDR;
 166 unsigned IOCTL_SIOCGIFFLAGS = SIOCGIFFLAGS;
 167 unsigned IOCTL_SIOCGIFMETRIC = SIOCGIFMETRIC;
 168 unsigned IOCTL_SIOCGIFMTU = SIOCGIFMTU;
 169 unsigned IOCTL_SIOCGIFNETMASK = SIOCGIFNETMASK;
 170 unsigned IOCTL_SIOCGPGRP = SIOCGPGRP;
 171 unsigned IOCTL_SIOCSIFADDR = SIOCSIFADDR;
 172 unsigned IOCTL_SIOCSIFBRDADDR = SIOCSIFBRDADDR;
 173 unsigned IOCTL_SIOCSIFDSTADDR = SIOCSIFDSTADDR;
 174 unsigned IOCTL_SIOCSIFFLAGS = SIOCSIFFLAGS;
 175 unsigned IOCTL_SIOCSIFMETRIC = SIOCSIFMETRIC;
 176 unsigned IOCTL_SIOCSIFMTU = SIOCSIFMTU;
 177 unsigned IOCTL_SIOCSIFNETMASK = SIOCSIFNETMASK;
 178 unsigned IOCTL_SIOCSPGRP = SIOCSPGRP;
 179 unsigned IOCTL_TIOCCONS = TIOCCONS;
 180 unsigned IOCTL_TIOCEXCL = TIOCEXCL;
 181 unsigned IOCTL_TIOCGETD = TIOCGETD;
 182 unsigned IOCTL_TIOCGPGRP = TIOCGPGRP;
 183 unsigned IOCTL_TIOCGWINSZ = TIOCGWINSZ;
 184 unsigned IOCTL_TIOCMBIC = TIOCMBIC;
 185 unsigned IOCTL_TIOCMBIS = TIOCMBIS;
 186 unsigned IOCTL_TIOCMGET = TIOCMGET;
 187 unsigned IOCTL_TIOCMSET = TIOCMSET;
 188 unsigned IOCTL_TIOCNOTTY = TIOCNOTTY;
 189 unsigned IOCTL_TIOCNXCL = TIOCNXCL;
 190 unsigned IOCTL_TIOCOUTQ = TIOCOUTQ;
 191 unsigned IOCTL_TIOCPKT = TIOCPKT;
 192 unsigned IOCTL_TIOCSCTTY = TIOCSCTTY;
 193 unsigned IOCTL_TIOCSETD = TIOCSETD;
 194 unsigned IOCTL_TIOCSPGRP = TIOCSPGRP;
 195 unsigned IOCTL_TIOCSTI = TIOCSTI;
 196 unsigned IOCTL_TIOCSWINSZ = TIOCSWINSZ;
 197 unsigned IOCTL_SIOCGETSGCNT = SIOCGETSGCNT;
 198 unsigned IOCTL_SIOCGETVIFCNT = SIOCGETVIFCNT;
 199
 200 const int si_SEGV_MAPERR = SEGV_MAPERR;
 201 const int si_SEGV_ACCERR = SEGV_ACCERR;
 202 }  // namespace __sanitizer
 203
 204 using namespace __sanitizer;
 205
 206 COMPILER_CHECK(sizeof(__sanitizer_pthread_attr_t) >= sizeof(pthread_attr_t));
 207
 208 COMPILER_CHECK(sizeof(socklen_t) == sizeof(unsigned));
 209 CHECK_TYPE_SIZE(pthread_key_t);
 210
 211 // There are more undocumented fields in dl_phdr_info that we are not interested
 212 // in.
 213 COMPILER_CHECK(sizeof(__sanitizer_dl_phdr_info) <= sizeof(dl_phdr_info));
 214 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_addr);
 215 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_name);
 216 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phdr);
 217 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phnum);
 218
 219 CHECK_TYPE_SIZE(glob_t);
 220 CHECK_SIZE_AND_OFFSET(glob_t, gl_pathc);
 221 CHECK_SIZE_AND_OFFSET(glob_t, gl_pathv);
 222 CHECK_SIZE_AND_OFFSET(glob_t, gl_offs);
 223 CHECK_SIZE_AND_OFFSET(glob_t, gl_flags);
 224 CHECK_SIZE_AND_OFFSET(glob_t, gl_closedir);
 225 CHECK_SIZE_AND_OFFSET(glob_t, gl_readdir);
 226 CHECK_SIZE_AND_OFFSET(glob_t, gl_opendir);
 227 CHECK_SIZE_AND_OFFSET(glob_t, gl_lstat);
 228 CHECK_SIZE_AND_OFFSET(glob_t, gl_stat);
 229
 230 CHECK_TYPE_SIZE(addrinfo);
 231 CHECK_SIZE_AND_OFFSET(addrinfo, ai_flags);
 232 CHECK_SIZE_AND_OFFSET(addrinfo, ai_family);
 233 CHECK_SIZE_AND_OFFSET(addrinfo, ai_socktype);
 234 CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);
 235 CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);
 236 CHECK_SIZE_AND_OFFSET(addrinfo, ai_addrlen);
 237 CHECK_SIZE_AND_OFFSET(addrinfo, ai_canonname);
 238 CHECK_SIZE_AND_OFFSET(addrinfo, ai_addr);
 239
 240 CHECK_TYPE_SIZE(hostent);
 241 CHECK_SIZE_AND_OFFSET(hostent, h_name);
 242 CHECK_SIZE_AND_OFFSET(hostent, h_aliases);
 243 CHECK_SIZE_AND_OFFSET(hostent, h_addrtype);
 244 CHECK_SIZE_AND_OFFSET(hostent, h_length);
 245 CHECK_SIZE_AND_OFFSET(hostent, h_addr_list);
 246
 247 CHECK_TYPE_SIZE(iovec);
 248 CHECK_SIZE_AND_OFFSET(iovec, iov_base);
 249 CHECK_SIZE_AND_OFFSET(iovec, iov_len);
 250
 251 CHECK_TYPE_SIZE(msghdr);
 252 CHECK_SIZE_AND_OFFSET(msghdr, msg_name);
 253 CHECK_SIZE_AND_OFFSET(msghdr, msg_namelen);
 254 CHECK_SIZE_AND_OFFSET(msghdr, msg_iov);
 255 CHECK_SIZE_AND_OFFSET(msghdr, msg_iovlen);
 256 CHECK_SIZE_AND_OFFSET(msghdr, msg_control);
 257 CHECK_SIZE_AND_OFFSET(msghdr, msg_controllen);
 258 CHECK_SIZE_AND_OFFSET(msghdr, msg_flags);
 259
 260 CHECK_TYPE_SIZE(cmsghdr);
 261 CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_len);
 262 CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_level);
 263 CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_type);
 264
 265 COMPILER_CHECK(sizeof(__sanitizer_dirent) <= sizeof(dirent));
 266 CHECK_SIZE_AND_OFFSET(dirent, d_fileno);
 267 CHECK_SIZE_AND_OFFSET(dirent, d_reclen);
 268
 269 CHECK_TYPE_SIZE(ifconf);
 270 CHECK_SIZE_AND_OFFSET(ifconf, ifc_len);
 271 CHECK_SIZE_AND_OFFSET(ifconf, ifc_ifcu);
 272
 273 CHECK_TYPE_SIZE(pollfd);
 274 CHECK_SIZE_AND_OFFSET(pollfd, fd);
 275 CHECK_SIZE_AND_OFFSET(pollfd, events);
 276 CHECK_SIZE_AND_OFFSET(pollfd, revents);
 277
 278 CHECK_TYPE_SIZE(nfds_t);
 279
 280 CHECK_TYPE_SIZE(sigset_t);
 281
 282 COMPILER_CHECK(sizeof(__sanitizer_sigaction) == sizeof(struct sigaction));
 283 // Can't write checks for sa_handler and sa_sigaction due to them being
 284 // preprocessor macros.
 285 CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_mask);
 286
 287 CHECK_TYPE_SIZE(wordexp_t);
 288 CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordc);
 289 CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordv);
 290 CHECK_SIZE_AND_OFFSET(wordexp_t, we_offs);
 291
 292 CHECK_TYPE_SIZE(tm);
 293 CHECK_SIZE_AND_OFFSET(tm, tm_sec);
 294 CHECK_SIZE_AND_OFFSET(tm, tm_min);
 295 CHECK_SIZE_AND_OFFSET(tm, tm_hour);
 296 CHECK_SIZE_AND_OFFSET(tm, tm_mday);
 297 CHECK_SIZE_AND_OFFSET(tm, tm_mon);
 298 CHECK_SIZE_AND_OFFSET(tm, tm_year);
 299 CHECK_SIZE_AND_OFFSET(tm, tm_wday);
 300 CHECK_SIZE_AND_OFFSET(tm, tm_yday);
 301 CHECK_SIZE_AND_OFFSET(tm, tm_isdst);
 302 CHECK_SIZE_AND_OFFSET(tm, tm_gmtoff);
 303 CHECK_SIZE_AND_OFFSET(tm, tm_zone);
 304
 305 CHECK_TYPE_SIZE(ether_addr);
 306
 307 CHECK_TYPE_SIZE(ipc_perm);
 308 CHECK_SIZE_AND_OFFSET(ipc_perm, _key);
 309 CHECK_SIZE_AND_OFFSET(ipc_perm, _seq);
 310 CHECK_SIZE_AND_OFFSET(ipc_perm, uid);
 311 CHECK_SIZE_AND_OFFSET(ipc_perm, gid);
 312 CHECK_SIZE_AND_OFFSET(ipc_perm, cuid);
 313 CHECK_SIZE_AND_OFFSET(ipc_perm, cgid);
 314 CHECK_SIZE_AND_OFFSET(ipc_perm, mode);
 315
 316 CHECK_TYPE_SIZE(shmid_ds);
 317 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_perm);
 318 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_segsz);
 319 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_atime);
 320 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_dtime);
 321 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_ctime);
 322 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_cpid);
 323 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_lpid);
 324 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_nattch);
 325
 326 CHECK_TYPE_SIZE(clock_t);
 327
 328 CHECK_TYPE_SIZE(ifaddrs);
 329 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_next);
 330 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_name);
 331 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_addr);
 332 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_netmask);
 333 // Compare against the union, because we can't reach into the union in a
 334 // compliant way.
 335 #ifdef ifa_dstaddr
 336 #undef ifa_dstaddr
 337 #endif
 338 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_dstaddr);
 339 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_data);
 340
 341 CHECK_TYPE_SIZE(timeb);
 342 CHECK_SIZE_AND_OFFSET(timeb, time);
 343 CHECK_SIZE_AND_OFFSET(timeb, millitm);
 344 CHECK_SIZE_AND_OFFSET(timeb, timezone);
 345 CHECK_SIZE_AND_OFFSET(timeb, dstflag);
 346
 347 CHECK_TYPE_SIZE(passwd);
 348 CHECK_SIZE_AND_OFFSET(passwd, pw_name);
 349 CHECK_SIZE_AND_OFFSET(passwd, pw_passwd);
 350 CHECK_SIZE_AND_OFFSET(passwd, pw_uid);
 351 CHECK_SIZE_AND_OFFSET(passwd, pw_gid);
 352 CHECK_SIZE_AND_OFFSET(passwd, pw_dir);
 353 CHECK_SIZE_AND_OFFSET(passwd, pw_shell);
 354
 355 CHECK_SIZE_AND_OFFSET(passwd, pw_gecos);
 356
 357 CHECK_TYPE_SIZE(group);
 358 CHECK_SIZE_AND_OFFSET(group, gr_name);
 359 CHECK_SIZE_AND_OFFSET(group, gr_passwd);
 360 CHECK_SIZE_AND_OFFSET(group, gr_gid);
 361 CHECK_SIZE_AND_OFFSET(group, gr_mem);
 362
 363 #endif  // SANITIZER_NETBSD