1//===-- sanitizer_platform_limits_openbsd.cpp -----------------------------===// 2// 3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4// See https://llvm.org/LICENSE.txt for license information. 5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6// 7//===----------------------------------------------------------------------===// 8// 9// This file is a part of Sanitizer common code. 10// 11// Sizes and layouts of platform-specific NetBSD data structures. 12//===----------------------------------------------------------------------===// 13 14#include "sanitizer_platform.h" 15 16#if SANITIZER_OPENBSD 17#include <arpa/inet.h> 18#include <dirent.h> 19#include <glob.h> 20#include <grp.h> 21#include <ifaddrs.h> 22#include <limits.h> 23#include <link_elf.h> 24#include <sys/socket.h> 25#include <net/if.h> 26#include <net/ppp_defs.h> 27#include <net/route.h> 28#include <netdb.h> 29#include <netinet/in.h> 30#include <netinet/ip_mroute.h> 31#include <poll.h> 32#include <pthread.h> 33#include <pwd.h> 34#include <semaphore.h> 35#include <signal.h> 36#include <soundcard.h> 37#include <stddef.h> 38#include <stdint.h> 39#include <sys/filio.h> 40#include <sys/ipc.h> 41#include <sys/mman.h> 42#include <sys/mount.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/sockio.h> 50#include <sys/stat.h> 51#include <sys/statvfs.h> 52#include <sys/time.h> 53#include <sys/times.h> 54#include <sys/types.h> 55#include <sys/utsname.h> 56#include <term.h> 57#include <time.h> 58#include <utime.h> 59#include <utmp.h> 60#include <wchar.h> 61 62// Include these after system headers to avoid name clashes and ambiguities. 63#include "sanitizer_internal_defs.h" 64#include "sanitizer_platform_limits_openbsd.h" 65 66namespace __sanitizer { 67unsigned struct_utsname_sz = sizeof(struct utsname); 68unsigned struct_stat_sz = sizeof(struct stat); 69unsigned struct_rusage_sz = sizeof(struct rusage); 70unsigned struct_tm_sz = sizeof(struct tm); 71unsigned struct_passwd_sz = sizeof(struct passwd); 72unsigned struct_group_sz = sizeof(struct group); 73unsigned siginfo_t_sz = sizeof(siginfo_t); 74unsigned struct_sigaction_sz = sizeof(struct sigaction); 75unsigned struct_itimerval_sz = sizeof(struct itimerval); 76unsigned pthread_t_sz = sizeof(pthread_t); 77unsigned pthread_mutex_t_sz = sizeof(pthread_mutex_t); 78unsigned pthread_cond_t_sz = sizeof(pthread_cond_t); 79unsigned pid_t_sz = sizeof(pid_t); 80unsigned timeval_sz = sizeof(timeval); 81unsigned uid_t_sz = sizeof(uid_t); 82unsigned gid_t_sz = sizeof(gid_t); 83unsigned mbstate_t_sz = sizeof(mbstate_t); 84unsigned sigset_t_sz = sizeof(sigset_t); 85unsigned struct_timezone_sz = sizeof(struct timezone); 86unsigned struct_tms_sz = sizeof(struct tms); 87unsigned struct_sched_param_sz = sizeof(struct sched_param); 88unsigned struct_sockaddr_sz = sizeof(struct sockaddr); 89unsigned struct_rlimit_sz = sizeof(struct rlimit); 90unsigned struct_timespec_sz = sizeof(struct timespec); 91unsigned struct_utimbuf_sz = sizeof(struct utimbuf); 92unsigned struct_itimerspec_sz = sizeof(struct itimerspec); 93unsigned struct_msqid_ds_sz = sizeof(struct msqid_ds); 94unsigned struct_statvfs_sz = sizeof(struct statvfs); 95 96const uptr sig_ign = (uptr)SIG_IGN; 97const uptr sig_dfl = (uptr)SIG_DFL; 98const uptr sig_err = (uptr)SIG_ERR; 99const uptr sa_siginfo = (uptr)SA_SIGINFO; 100 101int shmctl_ipc_stat = (int)IPC_STAT; 102 103unsigned struct_utmp_sz = sizeof(struct utmp); 104 105int map_fixed = MAP_FIXED; 106 107int af_inet = (int)AF_INET; 108int af_inet6 = (int)AF_INET6; 109 110uptr __sanitizer_in_addr_sz(int af) { 111 if (af == AF_INET) 112 return sizeof(struct in_addr); 113 else if (af == AF_INET6) 114 return sizeof(struct in6_addr); 115 else 116 return 0; 117} 118 119unsigned struct_ElfW_Phdr_sz = sizeof(Elf_Phdr); 120 121int glob_nomatch = GLOB_NOMATCH; 122int glob_altdirfunc = GLOB_ALTDIRFUNC; 123 124unsigned path_max = PATH_MAX; 125 126const int si_SEGV_MAPERR = SEGV_MAPERR; 127const int si_SEGV_ACCERR = SEGV_ACCERR; 128} // namespace __sanitizer 129 130using namespace __sanitizer; 131 132COMPILER_CHECK(sizeof(__sanitizer_pthread_attr_t) >= sizeof(pthread_attr_t)); 133 134COMPILER_CHECK(sizeof(socklen_t) == sizeof(unsigned)); 135CHECK_TYPE_SIZE(pthread_key_t); 136 137CHECK_TYPE_SIZE(dl_phdr_info); 138CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_addr); 139CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_name); 140CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phdr); 141CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phnum); 142 143CHECK_TYPE_SIZE(glob_t); 144CHECK_SIZE_AND_OFFSET(glob_t, gl_pathc); 145CHECK_SIZE_AND_OFFSET(glob_t, gl_pathv); 146CHECK_SIZE_AND_OFFSET(glob_t, gl_offs); 147CHECK_SIZE_AND_OFFSET(glob_t, gl_flags); 148CHECK_SIZE_AND_OFFSET(glob_t, gl_closedir); 149CHECK_SIZE_AND_OFFSET(glob_t, gl_readdir); 150CHECK_SIZE_AND_OFFSET(glob_t, gl_opendir); 151CHECK_SIZE_AND_OFFSET(glob_t, gl_lstat); 152CHECK_SIZE_AND_OFFSET(glob_t, gl_stat); 153 154CHECK_TYPE_SIZE(addrinfo); 155CHECK_SIZE_AND_OFFSET(addrinfo, ai_flags); 156CHECK_SIZE_AND_OFFSET(addrinfo, ai_family); 157CHECK_SIZE_AND_OFFSET(addrinfo, ai_socktype); 158CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol); 159CHECK_SIZE_AND_OFFSET(addrinfo, ai_addrlen); 160CHECK_SIZE_AND_OFFSET(addrinfo, ai_addr); 161CHECK_SIZE_AND_OFFSET(addrinfo, ai_canonname); 162CHECK_SIZE_AND_OFFSET(addrinfo, ai_next); 163 164CHECK_TYPE_SIZE(hostent); 165CHECK_SIZE_AND_OFFSET(hostent, h_name); 166CHECK_SIZE_AND_OFFSET(hostent, h_aliases); 167CHECK_SIZE_AND_OFFSET(hostent, h_addrtype); 168CHECK_SIZE_AND_OFFSET(hostent, h_length); 169CHECK_SIZE_AND_OFFSET(hostent, h_addr_list); 170 171CHECK_TYPE_SIZE(iovec); 172CHECK_SIZE_AND_OFFSET(iovec, iov_base); 173CHECK_SIZE_AND_OFFSET(iovec, iov_len); 174 175CHECK_TYPE_SIZE(msghdr); 176CHECK_SIZE_AND_OFFSET(msghdr, msg_name); 177CHECK_SIZE_AND_OFFSET(msghdr, msg_namelen); 178CHECK_SIZE_AND_OFFSET(msghdr, msg_iov); 179CHECK_SIZE_AND_OFFSET(msghdr, msg_iovlen); 180CHECK_SIZE_AND_OFFSET(msghdr, msg_control); 181CHECK_SIZE_AND_OFFSET(msghdr, msg_controllen); 182CHECK_SIZE_AND_OFFSET(msghdr, msg_flags); 183 184CHECK_TYPE_SIZE(cmsghdr); 185CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_len); 186CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_level); 187CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_type); 188 189COMPILER_CHECK(sizeof(__sanitizer_dirent) <= sizeof(dirent)); 190CHECK_SIZE_AND_OFFSET(dirent, d_fileno); 191CHECK_SIZE_AND_OFFSET(dirent, d_off); 192CHECK_SIZE_AND_OFFSET(dirent, d_reclen); 193 194CHECK_TYPE_SIZE(ifconf); 195CHECK_SIZE_AND_OFFSET(ifconf, ifc_len); 196CHECK_SIZE_AND_OFFSET(ifconf, ifc_ifcu); 197 198CHECK_TYPE_SIZE(pollfd); 199CHECK_SIZE_AND_OFFSET(pollfd, fd); 200CHECK_SIZE_AND_OFFSET(pollfd, events); 201CHECK_SIZE_AND_OFFSET(pollfd, revents); 202 203CHECK_TYPE_SIZE(nfds_t); 204 205CHECK_TYPE_SIZE(sigset_t); 206 207COMPILER_CHECK(sizeof(__sanitizer_sigaction) == sizeof(struct sigaction)); 208// Can't write checks for sa_handler and sa_sigaction due to them being 209// preprocessor macros. 210CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_mask); 211 212CHECK_TYPE_SIZE(tm); 213CHECK_SIZE_AND_OFFSET(tm, tm_sec); 214CHECK_SIZE_AND_OFFSET(tm, tm_min); 215CHECK_SIZE_AND_OFFSET(tm, tm_hour); 216CHECK_SIZE_AND_OFFSET(tm, tm_mday); 217CHECK_SIZE_AND_OFFSET(tm, tm_mon); 218CHECK_SIZE_AND_OFFSET(tm, tm_year); 219CHECK_SIZE_AND_OFFSET(tm, tm_wday); 220CHECK_SIZE_AND_OFFSET(tm, tm_yday); 221CHECK_SIZE_AND_OFFSET(tm, tm_isdst); 222CHECK_SIZE_AND_OFFSET(tm, tm_gmtoff); 223CHECK_SIZE_AND_OFFSET(tm, tm_zone); 224 225CHECK_TYPE_SIZE(ipc_perm); 226CHECK_SIZE_AND_OFFSET(ipc_perm, cuid); 227CHECK_SIZE_AND_OFFSET(ipc_perm, cgid); 228CHECK_SIZE_AND_OFFSET(ipc_perm, uid); 229CHECK_SIZE_AND_OFFSET(ipc_perm, gid); 230CHECK_SIZE_AND_OFFSET(ipc_perm, mode); 231CHECK_SIZE_AND_OFFSET(ipc_perm, seq); 232CHECK_SIZE_AND_OFFSET(ipc_perm, key); 233 234CHECK_TYPE_SIZE(shmid_ds); 235CHECK_SIZE_AND_OFFSET(shmid_ds, shm_perm); 236CHECK_SIZE_AND_OFFSET(shmid_ds, shm_segsz); 237CHECK_SIZE_AND_OFFSET(shmid_ds, shm_atime); 238CHECK_SIZE_AND_OFFSET(shmid_ds, __shm_atimensec); 239CHECK_SIZE_AND_OFFSET(shmid_ds, shm_dtime); 240CHECK_SIZE_AND_OFFSET(shmid_ds, __shm_dtimensec); 241CHECK_SIZE_AND_OFFSET(shmid_ds, shm_ctime); 242CHECK_SIZE_AND_OFFSET(shmid_ds, __shm_ctimensec); 243CHECK_SIZE_AND_OFFSET(shmid_ds, shm_cpid); 244CHECK_SIZE_AND_OFFSET(shmid_ds, shm_lpid); 245CHECK_SIZE_AND_OFFSET(shmid_ds, shm_nattch); 246 247CHECK_TYPE_SIZE(clock_t); 248 249CHECK_TYPE_SIZE(ifaddrs); 250CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_next); 251CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_name); 252CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_addr); 253CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_netmask); 254// Compare against the union, because we can't reach into the union in a 255// compliant way. 256#ifdef ifa_dstaddr 257#undef ifa_dstaddr 258#endif 259CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_dstaddr); 260CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_data); 261 262CHECK_TYPE_SIZE(passwd); 263CHECK_SIZE_AND_OFFSET(passwd, pw_name); 264CHECK_SIZE_AND_OFFSET(passwd, pw_passwd); 265CHECK_SIZE_AND_OFFSET(passwd, pw_uid); 266CHECK_SIZE_AND_OFFSET(passwd, pw_gid); 267CHECK_SIZE_AND_OFFSET(passwd, pw_dir); 268CHECK_SIZE_AND_OFFSET(passwd, pw_shell); 269 270CHECK_SIZE_AND_OFFSET(passwd, pw_gecos); 271 272CHECK_TYPE_SIZE(group); 273CHECK_SIZE_AND_OFFSET(group, gr_name); 274CHECK_SIZE_AND_OFFSET(group, gr_passwd); 275CHECK_SIZE_AND_OFFSET(group, gr_gid); 276CHECK_SIZE_AND_OFFSET(group, gr_mem); 277 278#endif // SANITIZER_OPENBSD 279