1 //===-- sanitizer_platform_limits_posix.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 POSIX data structures. 12 //===----------------------------------------------------------------------===// 13 14 #if defined(__linux__) || defined(__APPLE__) 15 // Tests in this file assume that off_t-dependent data structures match the 16 // libc ABI. For example, struct dirent here is what readdir() function (as 17 // exported from libc) returns, and not the user-facing "dirent", which 18 // depends on _FILE_OFFSET_BITS setting. 19 // To get this "true" dirent definition, we undefine _FILE_OFFSET_BITS below. 20 #undef _FILE_OFFSET_BITS 21 #endif 22 23 // Must go after undef _FILE_OFFSET_BITS. 24 #include "sanitizer_platform.h" 25 26 #if SANITIZER_LINUX || SANITIZER_APPLE 27 // Must go after undef _FILE_OFFSET_BITS. 28 #include "sanitizer_glibc_version.h" 29 30 #include <arpa/inet.h> 31 #include <dirent.h> 32 #include <grp.h> 33 #include <limits.h> 34 #include <net/if.h> 35 #include <netdb.h> 36 #include <poll.h> 37 #include <pthread.h> 38 #include <pwd.h> 39 #include <signal.h> 40 #include <stddef.h> 41 #include <stdio.h> 42 #include <sys/mman.h> 43 #include <sys/resource.h> 44 #include <sys/socket.h> 45 #include <sys/stat.h> 46 #include <sys/time.h> 47 #include <sys/times.h> 48 #include <sys/types.h> 49 #include <sys/utsname.h> 50 #include <termios.h> 51 #include <time.h> 52 #include <wchar.h> 53 #include <regex.h> 54 #if !SANITIZER_APPLE 55 #include <utmp.h> 56 #endif 57 58 #if !SANITIZER_IOS 59 #include <net/route.h> 60 #endif 61 62 #if !SANITIZER_ANDROID 63 #include <sys/mount.h> 64 #include <sys/timeb.h> 65 #include <utmpx.h> 66 #endif 67 68 #if SANITIZER_LINUX 69 #include <malloc.h> 70 #include <mntent.h> 71 #include <netinet/ether.h> 72 #include <sys/sysinfo.h> 73 #include <sys/vt.h> 74 #include <linux/cdrom.h> 75 #include <linux/fd.h> 76 #if SANITIZER_ANDROID 77 #include <linux/fs.h> 78 #endif 79 #include <linux/hdreg.h> 80 #include <linux/input.h> 81 #include <linux/ioctl.h> 82 #include <linux/soundcard.h> 83 #include <linux/sysctl.h> 84 #include <linux/utsname.h> 85 #include <linux/posix_types.h> 86 #include <net/if_arp.h> 87 #endif 88 89 #if SANITIZER_IOS 90 #undef IOC_DIRMASK 91 #endif 92 93 #if SANITIZER_LINUX 94 # include <utime.h> 95 # include <sys/ptrace.h> 96 # if defined(__mips64) || defined(__aarch64__) || defined(__arm__) || \ 97 defined(__hexagon__) || defined(__loongarch__) ||SANITIZER_RISCV64 98 # include <asm/ptrace.h> 99 # ifdef __arm__ 100 typedef struct user_fpregs elf_fpregset_t; 101 # define ARM_VFPREGS_SIZE_ASAN (32 * 8 /*fpregs*/ + 4 /*fpscr*/) 102 # if !defined(ARM_VFPREGS_SIZE) 103 # define ARM_VFPREGS_SIZE ARM_VFPREGS_SIZE_ASAN 104 # endif 105 # endif 106 # endif 107 # include <semaphore.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 117 #if SANITIZER_GLIBC 118 #include <fstab.h> 119 #include <net/if_ppp.h> 120 #include <netax25/ax25.h> 121 #include <netipx/ipx.h> 122 #include <netrom/netrom.h> 123 #include <obstack.h> 124 #if HAVE_RPC_XDR_H 125 # include <rpc/xdr.h> 126 #endif 127 #include <scsi/scsi.h> 128 #else 129 #include <linux/if_ppp.h> 130 #include <linux/kd.h> 131 #include <linux/ppp_defs.h> 132 #endif // SANITIZER_GLIBC 133 134 #if SANITIZER_ANDROID 135 #include <linux/mtio.h> 136 #else 137 #include <glob.h> 138 #include <mqueue.h> 139 #include <sys/kd.h> 140 #include <sys/mtio.h> 141 #include <sys/shm.h> 142 #include <sys/statvfs.h> 143 #include <sys/timex.h> 144 #if defined(__mips64) 145 # include <sys/procfs.h> 146 #endif 147 #include <sys/user.h> 148 #include <linux/if_eql.h> 149 #include <linux/if_plip.h> 150 #include <linux/lp.h> 151 #include <linux/mroute.h> 152 #include <linux/mroute6.h> 153 #include <linux/scc.h> 154 #include <linux/serial.h> 155 #include <sys/msg.h> 156 #include <sys/ipc.h> 157 #endif // SANITIZER_ANDROID 158 159 #include <link.h> 160 #include <sys/vfs.h> 161 #include <sys/epoll.h> 162 #include <linux/capability.h> 163 #else 164 #include <fstab.h> 165 #endif // SANITIZER_LINUX 166 167 #if SANITIZER_APPLE 168 #include <net/ethernet.h> 169 #include <sys/filio.h> 170 #include <sys/sockio.h> 171 #endif 172 173 // Include these after system headers to avoid name clashes and ambiguities. 174 # include "sanitizer_common.h" 175 # include "sanitizer_internal_defs.h" 176 # include "sanitizer_platform_interceptors.h" 177 # include "sanitizer_platform_limits_posix.h" 178 179 #if SANITIZER_INTERCEPT_CRYPT_R 180 #include <crypt.h> 181 #endif 182 183 namespace __sanitizer { 184 unsigned struct_utsname_sz = sizeof(struct utsname); 185 unsigned struct_stat_sz = sizeof(struct stat); 186 #if SANITIZER_HAS_STAT64 187 unsigned struct_stat64_sz = sizeof(struct stat64); 188 #endif // SANITIZER_HAS_STAT64 189 unsigned struct_rusage_sz = sizeof(struct rusage); 190 unsigned struct_tm_sz = sizeof(struct tm); 191 unsigned struct_passwd_sz = sizeof(struct passwd); 192 unsigned struct_group_sz = sizeof(struct group); 193 unsigned siginfo_t_sz = sizeof(siginfo_t); 194 unsigned struct_sigaction_sz = sizeof(struct sigaction); 195 unsigned struct_stack_t_sz = sizeof(stack_t); 196 unsigned struct_itimerval_sz = sizeof(struct itimerval); 197 unsigned pthread_t_sz = sizeof(pthread_t); 198 unsigned pthread_mutex_t_sz = sizeof(pthread_mutex_t); 199 unsigned pthread_cond_t_sz = sizeof(pthread_cond_t); 200 unsigned pid_t_sz = sizeof(pid_t); 201 unsigned timeval_sz = sizeof(timeval); 202 unsigned uid_t_sz = sizeof(uid_t); 203 unsigned gid_t_sz = sizeof(gid_t); 204 unsigned mbstate_t_sz = sizeof(mbstate_t); 205 unsigned sigset_t_sz = sizeof(sigset_t); 206 unsigned struct_timezone_sz = sizeof(struct timezone); 207 unsigned struct_tms_sz = sizeof(struct tms); 208 unsigned struct_sigevent_sz = sizeof(struct sigevent); 209 unsigned struct_sched_param_sz = sizeof(struct sched_param); 210 unsigned struct_regex_sz = sizeof(regex_t); 211 unsigned struct_regmatch_sz = sizeof(regmatch_t); 212 213 #if SANITIZER_HAS_STATFS64 214 unsigned struct_statfs64_sz = sizeof(struct statfs64); 215 #endif // SANITIZER_HAS_STATFS64 216 217 #if SANITIZER_GLIBC || SANITIZER_FREEBSD || SANITIZER_NETBSD || SANITIZER_APPLE 218 unsigned struct_fstab_sz = sizeof(struct fstab); 219 #endif // SANITIZER_GLIBC || SANITIZER_FREEBSD || SANITIZER_NETBSD || 220 // SANITIZER_APPLE 221 #if !SANITIZER_ANDROID 222 unsigned struct_statfs_sz = sizeof(struct statfs); 223 unsigned struct_sockaddr_sz = sizeof(struct sockaddr); 224 ucontext_t_sz(void * ctx)225 unsigned ucontext_t_sz(void *ctx) { 226 # if SANITIZER_GLIBC && SANITIZER_X64 227 // Added in Linux kernel 3.4.0, merged to glibc in 2.16 228 # ifndef FP_XSTATE_MAGIC1 229 # define FP_XSTATE_MAGIC1 0x46505853U 230 # endif 231 // See kernel arch/x86/kernel/fpu/signal.c for details. 232 const auto *fpregs = static_cast<ucontext_t *>(ctx)->uc_mcontext.fpregs; 233 // The member names differ across header versions, but the actual layout 234 // is always the same. So avoid using members, just use arithmetic. 235 const uint32_t *after_xmm = 236 reinterpret_cast<const uint32_t *>(fpregs + 1) - 24; 237 if (after_xmm[12] == FP_XSTATE_MAGIC1) 238 return reinterpret_cast<const char *>(fpregs) + after_xmm[13] - 239 static_cast<const char *>(ctx); 240 # endif 241 return sizeof(ucontext_t); 242 } 243 # endif // !SANITIZER_ANDROID 244 245 # if SANITIZER_LINUX 246 unsigned struct_epoll_event_sz = sizeof(struct epoll_event); 247 unsigned struct_sysinfo_sz = sizeof(struct sysinfo); 248 unsigned __user_cap_header_struct_sz = 249 sizeof(struct __user_cap_header_struct); 250 unsigned __user_cap_data_struct_sz = sizeof(struct __user_cap_data_struct); 251 unsigned struct_new_utsname_sz = sizeof(struct new_utsname); 252 unsigned struct_old_utsname_sz = sizeof(struct old_utsname); 253 unsigned struct_oldold_utsname_sz = sizeof(struct oldold_utsname); 254 #endif // SANITIZER_LINUX 255 256 #if SANITIZER_LINUX 257 unsigned struct_rlimit_sz = sizeof(struct rlimit); 258 unsigned struct_timespec_sz = sizeof(struct timespec); 259 unsigned struct_utimbuf_sz = sizeof(struct utimbuf); 260 unsigned struct_itimerspec_sz = sizeof(struct itimerspec); 261 #endif // SANITIZER_LINUX 262 263 #if SANITIZER_GLIBC 264 // Use pre-computed size of struct ustat to avoid <sys/ustat.h> which 265 // has been removed from glibc 2.28. 266 #if defined(__aarch64__) || defined(__s390x__) || defined(__mips64) || \ 267 defined(__powerpc64__) || defined(__arch64__) || defined(__sparcv9) || \ 268 defined(__x86_64__) || SANITIZER_RISCV64 269 #define SIZEOF_STRUCT_USTAT 32 270 # elif defined(__arm__) || defined(__i386__) || defined(__mips__) || \ 271 defined(__powerpc__) || defined(__s390__) || defined(__sparc__) || \ 272 defined(__hexagon__) 273 # define SIZEOF_STRUCT_USTAT 20 274 # elif defined(__loongarch__) 275 // Not used. The minimum Glibc version available for LoongArch is 2.36 276 // so ustat() wrapper is already gone. 277 # define SIZEOF_STRUCT_USTAT 0 278 # else 279 # error Unknown size of struct ustat 280 # endif 281 unsigned struct_ustat_sz = SIZEOF_STRUCT_USTAT; 282 unsigned struct_rlimit64_sz = sizeof(struct rlimit64); 283 unsigned struct_statvfs64_sz = sizeof(struct statvfs64); 284 #endif // SANITIZER_GLIBC 285 286 #if SANITIZER_INTERCEPT_CRYPT_R 287 unsigned struct_crypt_data_sz = sizeof(struct crypt_data); 288 #endif 289 290 #if SANITIZER_LINUX && !SANITIZER_ANDROID 291 unsigned struct_timex_sz = sizeof(struct timex); 292 unsigned struct_msqid_ds_sz = sizeof(struct msqid_ds); 293 unsigned struct_mq_attr_sz = sizeof(struct mq_attr); 294 unsigned struct_statvfs_sz = sizeof(struct statvfs); 295 #endif // SANITIZER_LINUX && !SANITIZER_ANDROID 296 297 const uptr sig_ign = (uptr)SIG_IGN; 298 const uptr sig_dfl = (uptr)SIG_DFL; 299 const uptr sig_err = (uptr)SIG_ERR; 300 const uptr sa_siginfo = (uptr)SA_SIGINFO; 301 302 #if SANITIZER_LINUX 303 int e_tabsz = (int)E_TABSZ; 304 #endif 305 306 307 #if SANITIZER_LINUX && !SANITIZER_ANDROID 308 unsigned struct_shminfo_sz = sizeof(struct shminfo); 309 unsigned struct_shm_info_sz = sizeof(struct shm_info); 310 int shmctl_ipc_stat = (int)IPC_STAT; 311 int shmctl_ipc_info = (int)IPC_INFO; 312 int shmctl_shm_info = (int)SHM_INFO; 313 int shmctl_shm_stat = (int)SHM_STAT; 314 #endif 315 316 #if !SANITIZER_APPLE && !SANITIZER_FREEBSD 317 unsigned struct_utmp_sz = sizeof(struct utmp); 318 #endif 319 #if !SANITIZER_ANDROID 320 unsigned struct_utmpx_sz = sizeof(struct utmpx); 321 #endif 322 323 int map_fixed = MAP_FIXED; 324 325 int af_inet = (int)AF_INET; 326 int af_inet6 = (int)AF_INET6; 327 __sanitizer_in_addr_sz(int af)328 uptr __sanitizer_in_addr_sz(int af) { 329 if (af == AF_INET) 330 return sizeof(struct in_addr); 331 else if (af == AF_INET6) 332 return sizeof(struct in6_addr); 333 else 334 return 0; 335 } 336 337 #if SANITIZER_LINUX 338 unsigned struct_ElfW_Phdr_sz = sizeof(ElfW(Phdr)); 339 #elif SANITIZER_FREEBSD 340 unsigned struct_ElfW_Phdr_sz = sizeof(Elf_Phdr); 341 #endif 342 343 #if SANITIZER_GLIBC 344 int glob_nomatch = GLOB_NOMATCH; 345 int glob_altdirfunc = GLOB_ALTDIRFUNC; 346 #endif 347 348 # if !SANITIZER_ANDROID 349 const int wordexp_wrde_dooffs = WRDE_DOOFFS; 350 # endif // !SANITIZER_ANDROID 351 352 #if SANITIZER_LINUX && !SANITIZER_ANDROID && \ 353 (defined(__i386) || defined(__x86_64) || defined(__mips64) || \ 354 defined(__powerpc64__) || defined(__aarch64__) || defined(__arm__) || \ 355 defined(__s390__) || defined(__loongarch__)|| SANITIZER_RISCV64) 356 #if defined(__mips64) || defined(__powerpc64__) || defined(__arm__) 357 unsigned struct_user_regs_struct_sz = sizeof(struct pt_regs); 358 unsigned struct_user_fpregs_struct_sz = sizeof(elf_fpregset_t); 359 #elif SANITIZER_RISCV64 360 unsigned struct_user_regs_struct_sz = sizeof(struct user_regs_struct); 361 unsigned struct_user_fpregs_struct_sz = sizeof(struct __riscv_q_ext_state); 362 #elif defined(__aarch64__) 363 unsigned struct_user_regs_struct_sz = sizeof(struct user_pt_regs); 364 unsigned struct_user_fpregs_struct_sz = sizeof(struct user_fpsimd_state); 365 #elif defined(__loongarch__) 366 unsigned struct_user_regs_struct_sz = sizeof(struct user_pt_regs); 367 unsigned struct_user_fpregs_struct_sz = sizeof(struct user_fp_state); 368 #elif defined(__s390__) 369 unsigned struct_user_regs_struct_sz = sizeof(struct _user_regs_struct); 370 unsigned struct_user_fpregs_struct_sz = sizeof(struct _user_fpregs_struct); 371 #else 372 unsigned struct_user_regs_struct_sz = sizeof(struct user_regs_struct); 373 unsigned struct_user_fpregs_struct_sz = sizeof(struct user_fpregs_struct); 374 #endif // __mips64 || __powerpc64__ || __aarch64__ || __loongarch__ 375 #if defined(__x86_64) || defined(__mips64) || defined(__powerpc64__) || \ 376 defined(__aarch64__) || defined(__arm__) || defined(__s390__) || \ 377 defined(__loongarch__) || SANITIZER_RISCV64 378 unsigned struct_user_fpxregs_struct_sz = 0; 379 #else 380 unsigned struct_user_fpxregs_struct_sz = sizeof(struct user_fpxregs_struct); 381 #endif // __x86_64 || __mips64 || __powerpc64__ || __aarch64__ || __arm__ 382 // || __s390__ || __loongarch__ 383 #ifdef __arm__ 384 unsigned struct_user_vfpregs_struct_sz = ARM_VFPREGS_SIZE; 385 #else 386 unsigned struct_user_vfpregs_struct_sz = 0; 387 #endif 388 389 int ptrace_peektext = PTRACE_PEEKTEXT; 390 int ptrace_peekdata = PTRACE_PEEKDATA; 391 int ptrace_peekuser = PTRACE_PEEKUSER; 392 #if (defined(PTRACE_GETREGS) && defined(PTRACE_SETREGS)) || \ 393 (defined(PT_GETREGS) && defined(PT_SETREGS)) 394 int ptrace_getregs = PTRACE_GETREGS; 395 int ptrace_setregs = PTRACE_SETREGS; 396 #else 397 int ptrace_getregs = -1; 398 int ptrace_setregs = -1; 399 #endif 400 #if (defined(PTRACE_GETFPREGS) && defined(PTRACE_SETFPREGS)) || \ 401 (defined(PT_GETFPREGS) && defined(PT_SETFPREGS)) 402 int ptrace_getfpregs = PTRACE_GETFPREGS; 403 int ptrace_setfpregs = PTRACE_SETFPREGS; 404 #else 405 int ptrace_getfpregs = -1; 406 int ptrace_setfpregs = -1; 407 #endif 408 #if (defined(PTRACE_GETFPXREGS) && defined(PTRACE_SETFPXREGS)) || \ 409 (defined(PT_GETFPXREGS) && defined(PT_SETFPXREGS)) 410 int ptrace_getfpxregs = PTRACE_GETFPXREGS; 411 int ptrace_setfpxregs = PTRACE_SETFPXREGS; 412 #else 413 int ptrace_getfpxregs = -1; 414 int ptrace_setfpxregs = -1; 415 #endif // PTRACE_GETFPXREGS/PTRACE_SETFPXREGS 416 #if defined(PTRACE_GETVFPREGS) && defined(PTRACE_SETVFPREGS) 417 int ptrace_getvfpregs = PTRACE_GETVFPREGS; 418 int ptrace_setvfpregs = PTRACE_SETVFPREGS; 419 #else 420 int ptrace_getvfpregs = -1; 421 int ptrace_setvfpregs = -1; 422 #endif 423 int ptrace_geteventmsg = PTRACE_GETEVENTMSG; 424 #if (defined(PTRACE_GETSIGINFO) && defined(PTRACE_SETSIGINFO)) || \ 425 (defined(PT_GETSIGINFO) && defined(PT_SETSIGINFO)) 426 int ptrace_getsiginfo = PTRACE_GETSIGINFO; 427 int ptrace_setsiginfo = PTRACE_SETSIGINFO; 428 #else 429 int ptrace_getsiginfo = -1; 430 int ptrace_setsiginfo = -1; 431 #endif // PTRACE_GETSIGINFO/PTRACE_SETSIGINFO 432 #if defined(PTRACE_GETREGSET) && defined(PTRACE_SETREGSET) 433 int ptrace_getregset = PTRACE_GETREGSET; 434 int ptrace_setregset = PTRACE_SETREGSET; 435 #else 436 int ptrace_getregset = -1; 437 int ptrace_setregset = -1; 438 #endif // PTRACE_GETREGSET/PTRACE_SETREGSET 439 #endif 440 441 unsigned path_max = PATH_MAX; 442 443 // ioctl arguments 444 unsigned struct_ifreq_sz = sizeof(struct ifreq); 445 unsigned struct_termios_sz = sizeof(struct termios); 446 unsigned struct_winsize_sz = sizeof(struct winsize); 447 448 #if SANITIZER_LINUX 449 unsigned struct_arpreq_sz = sizeof(struct arpreq); 450 unsigned struct_cdrom_msf_sz = sizeof(struct cdrom_msf); 451 unsigned struct_cdrom_multisession_sz = sizeof(struct cdrom_multisession); 452 unsigned struct_cdrom_read_audio_sz = sizeof(struct cdrom_read_audio); 453 unsigned struct_cdrom_subchnl_sz = sizeof(struct cdrom_subchnl); 454 unsigned struct_cdrom_ti_sz = sizeof(struct cdrom_ti); 455 unsigned struct_cdrom_tocentry_sz = sizeof(struct cdrom_tocentry); 456 unsigned struct_cdrom_tochdr_sz = sizeof(struct cdrom_tochdr); 457 unsigned struct_cdrom_volctrl_sz = sizeof(struct cdrom_volctrl); 458 unsigned struct_ff_effect_sz = sizeof(struct ff_effect); 459 unsigned struct_floppy_drive_params_sz = sizeof(struct floppy_drive_params); 460 unsigned struct_floppy_drive_struct_sz = sizeof(struct floppy_drive_struct); 461 unsigned struct_floppy_fdc_state_sz = sizeof(struct floppy_fdc_state); 462 unsigned struct_floppy_max_errors_sz = sizeof(struct floppy_max_errors); 463 unsigned struct_floppy_raw_cmd_sz = sizeof(struct floppy_raw_cmd); 464 unsigned struct_floppy_struct_sz = sizeof(struct floppy_struct); 465 unsigned struct_floppy_write_errors_sz = sizeof(struct floppy_write_errors); 466 unsigned struct_format_descr_sz = sizeof(struct format_descr); 467 unsigned struct_hd_driveid_sz = sizeof(struct hd_driveid); 468 unsigned struct_hd_geometry_sz = sizeof(struct hd_geometry); 469 unsigned struct_input_absinfo_sz = sizeof(struct input_absinfo); 470 unsigned struct_input_id_sz = sizeof(struct input_id); 471 unsigned struct_mtpos_sz = sizeof(struct mtpos); 472 unsigned struct_rtentry_sz = sizeof(struct rtentry); 473 #if SANITIZER_GLIBC || SANITIZER_ANDROID 474 unsigned struct_termio_sz = sizeof(struct termio); 475 #endif 476 unsigned struct_vt_consize_sz = sizeof(struct vt_consize); 477 unsigned struct_vt_sizes_sz = sizeof(struct vt_sizes); 478 unsigned struct_vt_stat_sz = sizeof(struct vt_stat); 479 #endif // SANITIZER_LINUX 480 481 #if SANITIZER_LINUX 482 #if SOUND_VERSION >= 0x040000 483 unsigned struct_copr_buffer_sz = 0; 484 unsigned struct_copr_debug_buf_sz = 0; 485 unsigned struct_copr_msg_sz = 0; 486 #else 487 unsigned struct_copr_buffer_sz = sizeof(struct copr_buffer); 488 unsigned struct_copr_debug_buf_sz = sizeof(struct copr_debug_buf); 489 unsigned struct_copr_msg_sz = sizeof(struct copr_msg); 490 #endif 491 unsigned struct_midi_info_sz = sizeof(struct midi_info); 492 unsigned struct_mtget_sz = sizeof(struct mtget); 493 unsigned struct_mtop_sz = sizeof(struct mtop); 494 unsigned struct_sbi_instrument_sz = sizeof(struct sbi_instrument); 495 unsigned struct_seq_event_rec_sz = sizeof(struct seq_event_rec); 496 unsigned struct_synth_info_sz = sizeof(struct synth_info); 497 unsigned struct_vt_mode_sz = sizeof(struct vt_mode); 498 #endif // SANITIZER_LINUX 499 500 #if SANITIZER_GLIBC 501 unsigned struct_ax25_parms_struct_sz = sizeof(struct ax25_parms_struct); 502 #if EV_VERSION > (0x010000) 503 unsigned struct_input_keymap_entry_sz = sizeof(struct input_keymap_entry); 504 #else 505 unsigned struct_input_keymap_entry_sz = 0; 506 #endif 507 unsigned struct_ipx_config_data_sz = sizeof(struct ipx_config_data); 508 unsigned struct_kbdiacrs_sz = sizeof(struct kbdiacrs); 509 unsigned struct_kbentry_sz = sizeof(struct kbentry); 510 unsigned struct_kbkeycode_sz = sizeof(struct kbkeycode); 511 unsigned struct_kbsentry_sz = sizeof(struct kbsentry); 512 unsigned struct_mtconfiginfo_sz = sizeof(struct mtconfiginfo); 513 unsigned struct_nr_parms_struct_sz = sizeof(struct nr_parms_struct); 514 unsigned struct_scc_modem_sz = sizeof(struct scc_modem); 515 unsigned struct_scc_stat_sz = sizeof(struct scc_stat); 516 unsigned struct_serial_multiport_struct_sz 517 = sizeof(struct serial_multiport_struct); 518 unsigned struct_serial_struct_sz = sizeof(struct serial_struct); 519 unsigned struct_sockaddr_ax25_sz = sizeof(struct sockaddr_ax25); 520 unsigned struct_unimapdesc_sz = sizeof(struct unimapdesc); 521 unsigned struct_unimapinit_sz = sizeof(struct unimapinit); 522 523 unsigned struct_audio_buf_info_sz = sizeof(struct audio_buf_info); 524 unsigned struct_ppp_stats_sz = sizeof(struct ppp_stats); 525 #endif // SANITIZER_GLIBC 526 527 #if !SANITIZER_ANDROID && !SANITIZER_APPLE 528 unsigned struct_sioc_sg_req_sz = sizeof(struct sioc_sg_req); 529 unsigned struct_sioc_vif_req_sz = sizeof(struct sioc_vif_req); 530 #endif 531 532 const unsigned long __sanitizer_bufsiz = BUFSIZ; 533 534 const unsigned IOCTL_NOT_PRESENT = 0; 535 536 unsigned IOCTL_FIOASYNC = FIOASYNC; 537 unsigned IOCTL_FIOCLEX = FIOCLEX; 538 unsigned IOCTL_FIOGETOWN = FIOGETOWN; 539 unsigned IOCTL_FIONBIO = FIONBIO; 540 unsigned IOCTL_FIONCLEX = FIONCLEX; 541 unsigned IOCTL_FIOSETOWN = FIOSETOWN; 542 unsigned IOCTL_SIOCADDMULTI = SIOCADDMULTI; 543 unsigned IOCTL_SIOCATMARK = SIOCATMARK; 544 unsigned IOCTL_SIOCDELMULTI = SIOCDELMULTI; 545 unsigned IOCTL_SIOCGIFADDR = SIOCGIFADDR; 546 unsigned IOCTL_SIOCGIFBRDADDR = SIOCGIFBRDADDR; 547 unsigned IOCTL_SIOCGIFCONF = SIOCGIFCONF; 548 unsigned IOCTL_SIOCGIFDSTADDR = SIOCGIFDSTADDR; 549 unsigned IOCTL_SIOCGIFFLAGS = SIOCGIFFLAGS; 550 unsigned IOCTL_SIOCGIFMETRIC = SIOCGIFMETRIC; 551 unsigned IOCTL_SIOCGIFMTU = SIOCGIFMTU; 552 unsigned IOCTL_SIOCGIFNETMASK = SIOCGIFNETMASK; 553 unsigned IOCTL_SIOCGPGRP = SIOCGPGRP; 554 unsigned IOCTL_SIOCSIFADDR = SIOCSIFADDR; 555 unsigned IOCTL_SIOCSIFBRDADDR = SIOCSIFBRDADDR; 556 unsigned IOCTL_SIOCSIFDSTADDR = SIOCSIFDSTADDR; 557 unsigned IOCTL_SIOCSIFFLAGS = SIOCSIFFLAGS; 558 unsigned IOCTL_SIOCSIFMETRIC = SIOCSIFMETRIC; 559 unsigned IOCTL_SIOCSIFMTU = SIOCSIFMTU; 560 unsigned IOCTL_SIOCSIFNETMASK = SIOCSIFNETMASK; 561 unsigned IOCTL_SIOCSPGRP = SIOCSPGRP; 562 unsigned IOCTL_TIOCCONS = TIOCCONS; 563 unsigned IOCTL_TIOCEXCL = TIOCEXCL; 564 unsigned IOCTL_TIOCGETD = TIOCGETD; 565 unsigned IOCTL_TIOCGPGRP = TIOCGPGRP; 566 unsigned IOCTL_TIOCGWINSZ = TIOCGWINSZ; 567 unsigned IOCTL_TIOCMBIC = TIOCMBIC; 568 unsigned IOCTL_TIOCMBIS = TIOCMBIS; 569 unsigned IOCTL_TIOCMGET = TIOCMGET; 570 unsigned IOCTL_TIOCMSET = TIOCMSET; 571 unsigned IOCTL_TIOCNOTTY = TIOCNOTTY; 572 unsigned IOCTL_TIOCNXCL = TIOCNXCL; 573 unsigned IOCTL_TIOCOUTQ = TIOCOUTQ; 574 unsigned IOCTL_TIOCPKT = TIOCPKT; 575 unsigned IOCTL_TIOCSCTTY = TIOCSCTTY; 576 unsigned IOCTL_TIOCSETD = TIOCSETD; 577 unsigned IOCTL_TIOCSPGRP = TIOCSPGRP; 578 unsigned IOCTL_TIOCSTI = TIOCSTI; 579 unsigned IOCTL_TIOCSWINSZ = TIOCSWINSZ; 580 #if SANITIZER_LINUX && !SANITIZER_ANDROID 581 unsigned IOCTL_SIOCGETSGCNT = SIOCGETSGCNT; 582 unsigned IOCTL_SIOCGETVIFCNT = SIOCGETVIFCNT; 583 #endif 584 585 #if SANITIZER_LINUX 586 unsigned IOCTL_EVIOCGABS = EVIOCGABS(0); 587 unsigned IOCTL_EVIOCGBIT = EVIOCGBIT(0, 0); 588 unsigned IOCTL_EVIOCGEFFECTS = EVIOCGEFFECTS; 589 unsigned IOCTL_EVIOCGID = EVIOCGID; 590 unsigned IOCTL_EVIOCGKEY = EVIOCGKEY(0); 591 unsigned IOCTL_EVIOCGKEYCODE = EVIOCGKEYCODE; 592 unsigned IOCTL_EVIOCGLED = EVIOCGLED(0); 593 unsigned IOCTL_EVIOCGNAME = EVIOCGNAME(0); 594 unsigned IOCTL_EVIOCGPHYS = EVIOCGPHYS(0); 595 unsigned IOCTL_EVIOCGRAB = EVIOCGRAB; 596 unsigned IOCTL_EVIOCGREP = EVIOCGREP; 597 unsigned IOCTL_EVIOCGSND = EVIOCGSND(0); 598 unsigned IOCTL_EVIOCGSW = EVIOCGSW(0); 599 unsigned IOCTL_EVIOCGUNIQ = EVIOCGUNIQ(0); 600 unsigned IOCTL_EVIOCGVERSION = EVIOCGVERSION; 601 unsigned IOCTL_EVIOCRMFF = EVIOCRMFF; 602 unsigned IOCTL_EVIOCSABS = EVIOCSABS(0); 603 unsigned IOCTL_EVIOCSFF = EVIOCSFF; 604 unsigned IOCTL_EVIOCSKEYCODE = EVIOCSKEYCODE; 605 unsigned IOCTL_EVIOCSREP = EVIOCSREP; 606 unsigned IOCTL_BLKFLSBUF = BLKFLSBUF; 607 unsigned IOCTL_BLKGETSIZE = BLKGETSIZE; 608 unsigned IOCTL_BLKRAGET = BLKRAGET; 609 unsigned IOCTL_BLKRASET = BLKRASET; 610 unsigned IOCTL_BLKROGET = BLKROGET; 611 unsigned IOCTL_BLKROSET = BLKROSET; 612 unsigned IOCTL_BLKRRPART = BLKRRPART; 613 unsigned IOCTL_BLKFRASET = BLKFRASET; 614 unsigned IOCTL_BLKFRAGET = BLKFRAGET; 615 unsigned IOCTL_BLKSECTSET = BLKSECTSET; 616 unsigned IOCTL_BLKSECTGET = BLKSECTGET; 617 unsigned IOCTL_BLKSSZGET = BLKSSZGET; 618 unsigned IOCTL_BLKBSZGET = BLKBSZGET; 619 unsigned IOCTL_BLKBSZSET = BLKBSZSET; 620 unsigned IOCTL_BLKGETSIZE64 = BLKGETSIZE64; 621 unsigned IOCTL_CDROMAUDIOBUFSIZ = CDROMAUDIOBUFSIZ; 622 unsigned IOCTL_CDROMEJECT = CDROMEJECT; 623 unsigned IOCTL_CDROMEJECT_SW = CDROMEJECT_SW; 624 unsigned IOCTL_CDROMMULTISESSION = CDROMMULTISESSION; 625 unsigned IOCTL_CDROMPAUSE = CDROMPAUSE; 626 unsigned IOCTL_CDROMPLAYMSF = CDROMPLAYMSF; 627 unsigned IOCTL_CDROMPLAYTRKIND = CDROMPLAYTRKIND; 628 unsigned IOCTL_CDROMREADAUDIO = CDROMREADAUDIO; 629 unsigned IOCTL_CDROMREADCOOKED = CDROMREADCOOKED; 630 unsigned IOCTL_CDROMREADMODE1 = CDROMREADMODE1; 631 unsigned IOCTL_CDROMREADMODE2 = CDROMREADMODE2; 632 unsigned IOCTL_CDROMREADRAW = CDROMREADRAW; 633 unsigned IOCTL_CDROMREADTOCENTRY = CDROMREADTOCENTRY; 634 unsigned IOCTL_CDROMREADTOCHDR = CDROMREADTOCHDR; 635 unsigned IOCTL_CDROMRESET = CDROMRESET; 636 unsigned IOCTL_CDROMRESUME = CDROMRESUME; 637 unsigned IOCTL_CDROMSEEK = CDROMSEEK; 638 unsigned IOCTL_CDROMSTART = CDROMSTART; 639 unsigned IOCTL_CDROMSTOP = CDROMSTOP; 640 unsigned IOCTL_CDROMSUBCHNL = CDROMSUBCHNL; 641 unsigned IOCTL_CDROMVOLCTRL = CDROMVOLCTRL; 642 unsigned IOCTL_CDROMVOLREAD = CDROMVOLREAD; 643 unsigned IOCTL_CDROM_GET_UPC = CDROM_GET_UPC; 644 unsigned IOCTL_FDCLRPRM = FDCLRPRM; 645 unsigned IOCTL_FDDEFPRM = FDDEFPRM; 646 unsigned IOCTL_FDFLUSH = FDFLUSH; 647 unsigned IOCTL_FDFMTBEG = FDFMTBEG; 648 unsigned IOCTL_FDFMTEND = FDFMTEND; 649 unsigned IOCTL_FDFMTTRK = FDFMTTRK; 650 unsigned IOCTL_FDGETDRVPRM = FDGETDRVPRM; 651 unsigned IOCTL_FDGETDRVSTAT = FDGETDRVSTAT; 652 unsigned IOCTL_FDGETDRVTYP = FDGETDRVTYP; 653 unsigned IOCTL_FDGETFDCSTAT = FDGETFDCSTAT; 654 unsigned IOCTL_FDGETMAXERRS = FDGETMAXERRS; 655 unsigned IOCTL_FDGETPRM = FDGETPRM; 656 unsigned IOCTL_FDMSGOFF = FDMSGOFF; 657 unsigned IOCTL_FDMSGON = FDMSGON; 658 unsigned IOCTL_FDPOLLDRVSTAT = FDPOLLDRVSTAT; 659 unsigned IOCTL_FDRAWCMD = FDRAWCMD; 660 unsigned IOCTL_FDRESET = FDRESET; 661 unsigned IOCTL_FDSETDRVPRM = FDSETDRVPRM; 662 unsigned IOCTL_FDSETEMSGTRESH = FDSETEMSGTRESH; 663 unsigned IOCTL_FDSETMAXERRS = FDSETMAXERRS; 664 unsigned IOCTL_FDSETPRM = FDSETPRM; 665 unsigned IOCTL_FDTWADDLE = FDTWADDLE; 666 unsigned IOCTL_FDWERRORCLR = FDWERRORCLR; 667 unsigned IOCTL_FDWERRORGET = FDWERRORGET; 668 unsigned IOCTL_HDIO_DRIVE_CMD = HDIO_DRIVE_CMD; 669 unsigned IOCTL_HDIO_GETGEO = HDIO_GETGEO; 670 unsigned IOCTL_HDIO_GET_32BIT = HDIO_GET_32BIT; 671 unsigned IOCTL_HDIO_GET_DMA = HDIO_GET_DMA; 672 unsigned IOCTL_HDIO_GET_IDENTITY = HDIO_GET_IDENTITY; 673 unsigned IOCTL_HDIO_GET_KEEPSETTINGS = HDIO_GET_KEEPSETTINGS; 674 unsigned IOCTL_HDIO_GET_MULTCOUNT = HDIO_GET_MULTCOUNT; 675 unsigned IOCTL_HDIO_GET_NOWERR = HDIO_GET_NOWERR; 676 unsigned IOCTL_HDIO_GET_UNMASKINTR = HDIO_GET_UNMASKINTR; 677 unsigned IOCTL_HDIO_SET_32BIT = HDIO_SET_32BIT; 678 unsigned IOCTL_HDIO_SET_DMA = HDIO_SET_DMA; 679 unsigned IOCTL_HDIO_SET_KEEPSETTINGS = HDIO_SET_KEEPSETTINGS; 680 unsigned IOCTL_HDIO_SET_MULTCOUNT = HDIO_SET_MULTCOUNT; 681 unsigned IOCTL_HDIO_SET_NOWERR = HDIO_SET_NOWERR; 682 unsigned IOCTL_HDIO_SET_UNMASKINTR = HDIO_SET_UNMASKINTR; 683 unsigned IOCTL_MTIOCPOS = MTIOCPOS; 684 unsigned IOCTL_PPPIOCGASYNCMAP = PPPIOCGASYNCMAP; 685 unsigned IOCTL_PPPIOCGDEBUG = PPPIOCGDEBUG; 686 unsigned IOCTL_PPPIOCGFLAGS = PPPIOCGFLAGS; 687 unsigned IOCTL_PPPIOCGUNIT = PPPIOCGUNIT; 688 unsigned IOCTL_PPPIOCGXASYNCMAP = PPPIOCGXASYNCMAP; 689 unsigned IOCTL_PPPIOCSASYNCMAP = PPPIOCSASYNCMAP; 690 unsigned IOCTL_PPPIOCSDEBUG = PPPIOCSDEBUG; 691 unsigned IOCTL_PPPIOCSFLAGS = PPPIOCSFLAGS; 692 unsigned IOCTL_PPPIOCSMAXCID = PPPIOCSMAXCID; 693 unsigned IOCTL_PPPIOCSMRU = PPPIOCSMRU; 694 unsigned IOCTL_PPPIOCSXASYNCMAP = PPPIOCSXASYNCMAP; 695 unsigned IOCTL_SIOCADDRT = SIOCADDRT; 696 unsigned IOCTL_SIOCDARP = SIOCDARP; 697 unsigned IOCTL_SIOCDELRT = SIOCDELRT; 698 unsigned IOCTL_SIOCDRARP = SIOCDRARP; 699 unsigned IOCTL_SIOCGARP = SIOCGARP; 700 unsigned IOCTL_SIOCGIFENCAP = SIOCGIFENCAP; 701 unsigned IOCTL_SIOCGIFHWADDR = SIOCGIFHWADDR; 702 unsigned IOCTL_SIOCGIFMAP = SIOCGIFMAP; 703 unsigned IOCTL_SIOCGIFMEM = SIOCGIFMEM; 704 unsigned IOCTL_SIOCGIFNAME = SIOCGIFNAME; 705 unsigned IOCTL_SIOCGIFSLAVE = SIOCGIFSLAVE; 706 unsigned IOCTL_SIOCGRARP = SIOCGRARP; 707 unsigned IOCTL_SIOCGSTAMP = SIOCGSTAMP; 708 unsigned IOCTL_SIOCSARP = SIOCSARP; 709 unsigned IOCTL_SIOCSIFENCAP = SIOCSIFENCAP; 710 unsigned IOCTL_SIOCSIFHWADDR = SIOCSIFHWADDR; 711 unsigned IOCTL_SIOCSIFLINK = SIOCSIFLINK; 712 unsigned IOCTL_SIOCSIFMAP = SIOCSIFMAP; 713 unsigned IOCTL_SIOCSIFMEM = SIOCSIFMEM; 714 unsigned IOCTL_SIOCSIFSLAVE = SIOCSIFSLAVE; 715 unsigned IOCTL_SIOCSRARP = SIOCSRARP; 716 # if SOUND_VERSION >= 0x040000 717 unsigned IOCTL_SNDCTL_COPR_HALT = IOCTL_NOT_PRESENT; 718 unsigned IOCTL_SNDCTL_COPR_LOAD = IOCTL_NOT_PRESENT; 719 unsigned IOCTL_SNDCTL_COPR_RCODE = IOCTL_NOT_PRESENT; 720 unsigned IOCTL_SNDCTL_COPR_RCVMSG = IOCTL_NOT_PRESENT; 721 unsigned IOCTL_SNDCTL_COPR_RDATA = IOCTL_NOT_PRESENT; 722 unsigned IOCTL_SNDCTL_COPR_RESET = IOCTL_NOT_PRESENT; 723 unsigned IOCTL_SNDCTL_COPR_RUN = IOCTL_NOT_PRESENT; 724 unsigned IOCTL_SNDCTL_COPR_SENDMSG = IOCTL_NOT_PRESENT; 725 unsigned IOCTL_SNDCTL_COPR_WCODE = IOCTL_NOT_PRESENT; 726 unsigned IOCTL_SNDCTL_COPR_WDATA = IOCTL_NOT_PRESENT; 727 unsigned IOCTL_SOUND_PCM_READ_BITS = IOCTL_NOT_PRESENT; 728 unsigned IOCTL_SOUND_PCM_READ_CHANNELS = IOCTL_NOT_PRESENT; 729 unsigned IOCTL_SOUND_PCM_READ_FILTER = IOCTL_NOT_PRESENT; 730 unsigned IOCTL_SOUND_PCM_READ_RATE = IOCTL_NOT_PRESENT; 731 unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS = IOCTL_NOT_PRESENT; 732 unsigned IOCTL_SOUND_PCM_WRITE_FILTER = IOCTL_NOT_PRESENT; 733 # else // SOUND_VERSION 734 unsigned IOCTL_SNDCTL_COPR_HALT = SNDCTL_COPR_HALT; 735 unsigned IOCTL_SNDCTL_COPR_LOAD = SNDCTL_COPR_LOAD; 736 unsigned IOCTL_SNDCTL_COPR_RCODE = SNDCTL_COPR_RCODE; 737 unsigned IOCTL_SNDCTL_COPR_RCVMSG = SNDCTL_COPR_RCVMSG; 738 unsigned IOCTL_SNDCTL_COPR_RDATA = SNDCTL_COPR_RDATA; 739 unsigned IOCTL_SNDCTL_COPR_RESET = SNDCTL_COPR_RESET; 740 unsigned IOCTL_SNDCTL_COPR_RUN = SNDCTL_COPR_RUN; 741 unsigned IOCTL_SNDCTL_COPR_SENDMSG = SNDCTL_COPR_SENDMSG; 742 unsigned IOCTL_SNDCTL_COPR_WCODE = SNDCTL_COPR_WCODE; 743 unsigned IOCTL_SNDCTL_COPR_WDATA = SNDCTL_COPR_WDATA; 744 unsigned IOCTL_SOUND_PCM_READ_BITS = SOUND_PCM_READ_BITS; 745 unsigned IOCTL_SOUND_PCM_READ_CHANNELS = SOUND_PCM_READ_CHANNELS; 746 unsigned IOCTL_SOUND_PCM_READ_FILTER = SOUND_PCM_READ_FILTER; 747 unsigned IOCTL_SOUND_PCM_READ_RATE = SOUND_PCM_READ_RATE; 748 unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS = SOUND_PCM_WRITE_CHANNELS; 749 unsigned IOCTL_SOUND_PCM_WRITE_FILTER = SOUND_PCM_WRITE_FILTER; 750 #endif // SOUND_VERSION 751 unsigned IOCTL_TCFLSH = TCFLSH; 752 unsigned IOCTL_TCGETA = TCGETA; 753 unsigned IOCTL_TCGETS = TCGETS; 754 unsigned IOCTL_TCSBRK = TCSBRK; 755 unsigned IOCTL_TCSBRKP = TCSBRKP; 756 unsigned IOCTL_TCSETA = TCSETA; 757 unsigned IOCTL_TCSETAF = TCSETAF; 758 unsigned IOCTL_TCSETAW = TCSETAW; 759 unsigned IOCTL_TCSETS = TCSETS; 760 unsigned IOCTL_TCSETSF = TCSETSF; 761 unsigned IOCTL_TCSETSW = TCSETSW; 762 unsigned IOCTL_TCXONC = TCXONC; 763 unsigned IOCTL_TIOCGLCKTRMIOS = TIOCGLCKTRMIOS; 764 unsigned IOCTL_TIOCGSOFTCAR = TIOCGSOFTCAR; 765 unsigned IOCTL_TIOCINQ = TIOCINQ; 766 unsigned IOCTL_TIOCLINUX = TIOCLINUX; 767 unsigned IOCTL_TIOCSERCONFIG = TIOCSERCONFIG; 768 unsigned IOCTL_TIOCSERGETLSR = TIOCSERGETLSR; 769 unsigned IOCTL_TIOCSERGWILD = TIOCSERGWILD; 770 unsigned IOCTL_TIOCSERSWILD = TIOCSERSWILD; 771 unsigned IOCTL_TIOCSLCKTRMIOS = TIOCSLCKTRMIOS; 772 unsigned IOCTL_TIOCSSOFTCAR = TIOCSSOFTCAR; 773 unsigned IOCTL_VT_DISALLOCATE = VT_DISALLOCATE; 774 unsigned IOCTL_VT_GETSTATE = VT_GETSTATE; 775 unsigned IOCTL_VT_RESIZE = VT_RESIZE; 776 unsigned IOCTL_VT_RESIZEX = VT_RESIZEX; 777 unsigned IOCTL_VT_SENDSIG = VT_SENDSIG; 778 unsigned IOCTL_MTIOCGET = MTIOCGET; 779 unsigned IOCTL_MTIOCTOP = MTIOCTOP; 780 unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE = SNDCTL_DSP_GETBLKSIZE; 781 unsigned IOCTL_SNDCTL_DSP_GETFMTS = SNDCTL_DSP_GETFMTS; 782 unsigned IOCTL_SNDCTL_DSP_NONBLOCK = SNDCTL_DSP_NONBLOCK; 783 unsigned IOCTL_SNDCTL_DSP_POST = SNDCTL_DSP_POST; 784 unsigned IOCTL_SNDCTL_DSP_RESET = SNDCTL_DSP_RESET; 785 unsigned IOCTL_SNDCTL_DSP_SETFMT = SNDCTL_DSP_SETFMT; 786 unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT = SNDCTL_DSP_SETFRAGMENT; 787 unsigned IOCTL_SNDCTL_DSP_SPEED = SNDCTL_DSP_SPEED; 788 unsigned IOCTL_SNDCTL_DSP_STEREO = SNDCTL_DSP_STEREO; 789 unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE = SNDCTL_DSP_SUBDIVIDE; 790 unsigned IOCTL_SNDCTL_DSP_SYNC = SNDCTL_DSP_SYNC; 791 unsigned IOCTL_SNDCTL_FM_4OP_ENABLE = SNDCTL_FM_4OP_ENABLE; 792 unsigned IOCTL_SNDCTL_FM_LOAD_INSTR = SNDCTL_FM_LOAD_INSTR; 793 unsigned IOCTL_SNDCTL_MIDI_INFO = SNDCTL_MIDI_INFO; 794 unsigned IOCTL_SNDCTL_MIDI_PRETIME = SNDCTL_MIDI_PRETIME; 795 unsigned IOCTL_SNDCTL_SEQ_CTRLRATE = SNDCTL_SEQ_CTRLRATE; 796 unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT = SNDCTL_SEQ_GETINCOUNT; 797 unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT = SNDCTL_SEQ_GETOUTCOUNT; 798 unsigned IOCTL_SNDCTL_SEQ_NRMIDIS = SNDCTL_SEQ_NRMIDIS; 799 unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS = SNDCTL_SEQ_NRSYNTHS; 800 unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND = SNDCTL_SEQ_OUTOFBAND; 801 unsigned IOCTL_SNDCTL_SEQ_PANIC = SNDCTL_SEQ_PANIC; 802 unsigned IOCTL_SNDCTL_SEQ_PERCMODE = SNDCTL_SEQ_PERCMODE; 803 unsigned IOCTL_SNDCTL_SEQ_RESET = SNDCTL_SEQ_RESET; 804 unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES = SNDCTL_SEQ_RESETSAMPLES; 805 unsigned IOCTL_SNDCTL_SEQ_SYNC = SNDCTL_SEQ_SYNC; 806 unsigned IOCTL_SNDCTL_SEQ_TESTMIDI = SNDCTL_SEQ_TESTMIDI; 807 unsigned IOCTL_SNDCTL_SEQ_THRESHOLD = SNDCTL_SEQ_THRESHOLD; 808 unsigned IOCTL_SNDCTL_SYNTH_INFO = SNDCTL_SYNTH_INFO; 809 unsigned IOCTL_SNDCTL_SYNTH_MEMAVL = SNDCTL_SYNTH_MEMAVL; 810 unsigned IOCTL_SNDCTL_TMR_CONTINUE = SNDCTL_TMR_CONTINUE; 811 unsigned IOCTL_SNDCTL_TMR_METRONOME = SNDCTL_TMR_METRONOME; 812 unsigned IOCTL_SNDCTL_TMR_SELECT = SNDCTL_TMR_SELECT; 813 unsigned IOCTL_SNDCTL_TMR_SOURCE = SNDCTL_TMR_SOURCE; 814 unsigned IOCTL_SNDCTL_TMR_START = SNDCTL_TMR_START; 815 unsigned IOCTL_SNDCTL_TMR_STOP = SNDCTL_TMR_STOP; 816 unsigned IOCTL_SNDCTL_TMR_TEMPO = SNDCTL_TMR_TEMPO; 817 unsigned IOCTL_SNDCTL_TMR_TIMEBASE = SNDCTL_TMR_TIMEBASE; 818 unsigned IOCTL_SOUND_MIXER_READ_ALTPCM = SOUND_MIXER_READ_ALTPCM; 819 unsigned IOCTL_SOUND_MIXER_READ_BASS = SOUND_MIXER_READ_BASS; 820 unsigned IOCTL_SOUND_MIXER_READ_CAPS = SOUND_MIXER_READ_CAPS; 821 unsigned IOCTL_SOUND_MIXER_READ_CD = SOUND_MIXER_READ_CD; 822 unsigned IOCTL_SOUND_MIXER_READ_DEVMASK = SOUND_MIXER_READ_DEVMASK; 823 unsigned IOCTL_SOUND_MIXER_READ_ENHANCE = SOUND_MIXER_READ_ENHANCE; 824 unsigned IOCTL_SOUND_MIXER_READ_IGAIN = SOUND_MIXER_READ_IGAIN; 825 unsigned IOCTL_SOUND_MIXER_READ_IMIX = SOUND_MIXER_READ_IMIX; 826 unsigned IOCTL_SOUND_MIXER_READ_LINE = SOUND_MIXER_READ_LINE; 827 unsigned IOCTL_SOUND_MIXER_READ_LINE1 = SOUND_MIXER_READ_LINE1; 828 unsigned IOCTL_SOUND_MIXER_READ_LINE2 = SOUND_MIXER_READ_LINE2; 829 unsigned IOCTL_SOUND_MIXER_READ_LINE3 = SOUND_MIXER_READ_LINE3; 830 unsigned IOCTL_SOUND_MIXER_READ_LOUD = SOUND_MIXER_READ_LOUD; 831 unsigned IOCTL_SOUND_MIXER_READ_MIC = SOUND_MIXER_READ_MIC; 832 unsigned IOCTL_SOUND_MIXER_READ_MUTE = SOUND_MIXER_READ_MUTE; 833 unsigned IOCTL_SOUND_MIXER_READ_OGAIN = SOUND_MIXER_READ_OGAIN; 834 unsigned IOCTL_SOUND_MIXER_READ_PCM = SOUND_MIXER_READ_PCM; 835 unsigned IOCTL_SOUND_MIXER_READ_RECLEV = SOUND_MIXER_READ_RECLEV; 836 unsigned IOCTL_SOUND_MIXER_READ_RECMASK = SOUND_MIXER_READ_RECMASK; 837 unsigned IOCTL_SOUND_MIXER_READ_RECSRC = SOUND_MIXER_READ_RECSRC; 838 unsigned IOCTL_SOUND_MIXER_READ_SPEAKER = SOUND_MIXER_READ_SPEAKER; 839 unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS = SOUND_MIXER_READ_STEREODEVS; 840 unsigned IOCTL_SOUND_MIXER_READ_SYNTH = SOUND_MIXER_READ_SYNTH; 841 unsigned IOCTL_SOUND_MIXER_READ_TREBLE = SOUND_MIXER_READ_TREBLE; 842 unsigned IOCTL_SOUND_MIXER_READ_VOLUME = SOUND_MIXER_READ_VOLUME; 843 unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM = SOUND_MIXER_WRITE_ALTPCM; 844 unsigned IOCTL_SOUND_MIXER_WRITE_BASS = SOUND_MIXER_WRITE_BASS; 845 unsigned IOCTL_SOUND_MIXER_WRITE_CD = SOUND_MIXER_WRITE_CD; 846 unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE = SOUND_MIXER_WRITE_ENHANCE; 847 unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN = SOUND_MIXER_WRITE_IGAIN; 848 unsigned IOCTL_SOUND_MIXER_WRITE_IMIX = SOUND_MIXER_WRITE_IMIX; 849 unsigned IOCTL_SOUND_MIXER_WRITE_LINE = SOUND_MIXER_WRITE_LINE; 850 unsigned IOCTL_SOUND_MIXER_WRITE_LINE1 = SOUND_MIXER_WRITE_LINE1; 851 unsigned IOCTL_SOUND_MIXER_WRITE_LINE2 = SOUND_MIXER_WRITE_LINE2; 852 unsigned IOCTL_SOUND_MIXER_WRITE_LINE3 = SOUND_MIXER_WRITE_LINE3; 853 unsigned IOCTL_SOUND_MIXER_WRITE_LOUD = SOUND_MIXER_WRITE_LOUD; 854 unsigned IOCTL_SOUND_MIXER_WRITE_MIC = SOUND_MIXER_WRITE_MIC; 855 unsigned IOCTL_SOUND_MIXER_WRITE_MUTE = SOUND_MIXER_WRITE_MUTE; 856 unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN = SOUND_MIXER_WRITE_OGAIN; 857 unsigned IOCTL_SOUND_MIXER_WRITE_PCM = SOUND_MIXER_WRITE_PCM; 858 unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV = SOUND_MIXER_WRITE_RECLEV; 859 unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC = SOUND_MIXER_WRITE_RECSRC; 860 unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER = SOUND_MIXER_WRITE_SPEAKER; 861 unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH = SOUND_MIXER_WRITE_SYNTH; 862 unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE = SOUND_MIXER_WRITE_TREBLE; 863 unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME = SOUND_MIXER_WRITE_VOLUME; 864 unsigned IOCTL_VT_ACTIVATE = VT_ACTIVATE; 865 unsigned IOCTL_VT_GETMODE = VT_GETMODE; 866 unsigned IOCTL_VT_OPENQRY = VT_OPENQRY; 867 unsigned IOCTL_VT_RELDISP = VT_RELDISP; 868 unsigned IOCTL_VT_SETMODE = VT_SETMODE; 869 unsigned IOCTL_VT_WAITACTIVE = VT_WAITACTIVE; 870 #endif // SANITIZER_LINUX 871 872 #if SANITIZER_LINUX && !SANITIZER_ANDROID 873 unsigned IOCTL_EQL_EMANCIPATE = EQL_EMANCIPATE; 874 unsigned IOCTL_EQL_ENSLAVE = EQL_ENSLAVE; 875 unsigned IOCTL_EQL_GETMASTRCFG = EQL_GETMASTRCFG; 876 unsigned IOCTL_EQL_GETSLAVECFG = EQL_GETSLAVECFG; 877 unsigned IOCTL_EQL_SETMASTRCFG = EQL_SETMASTRCFG; 878 unsigned IOCTL_EQL_SETSLAVECFG = EQL_SETSLAVECFG; 879 #if EV_VERSION > (0x010000) 880 unsigned IOCTL_EVIOCGKEYCODE_V2 = EVIOCGKEYCODE_V2; 881 unsigned IOCTL_EVIOCGPROP = EVIOCGPROP(0); 882 unsigned IOCTL_EVIOCSKEYCODE_V2 = EVIOCSKEYCODE_V2; 883 #else 884 unsigned IOCTL_EVIOCGKEYCODE_V2 = IOCTL_NOT_PRESENT; 885 unsigned IOCTL_EVIOCGPROP = IOCTL_NOT_PRESENT; 886 unsigned IOCTL_EVIOCSKEYCODE_V2 = IOCTL_NOT_PRESENT; 887 #endif 888 unsigned IOCTL_FS_IOC_GETFLAGS = _IOR('f', 1, long); 889 unsigned IOCTL_FS_IOC_GETVERSION = _IOR('v', 1, long); 890 unsigned IOCTL_FS_IOC_SETFLAGS = _IOW('f', 2, long); 891 unsigned IOCTL_FS_IOC_SETVERSION = _IOW('v', 2, long); 892 unsigned IOCTL_GIO_CMAP = GIO_CMAP; 893 unsigned IOCTL_GIO_FONT = GIO_FONT; 894 unsigned IOCTL_GIO_UNIMAP = GIO_UNIMAP; 895 unsigned IOCTL_GIO_UNISCRNMAP = GIO_UNISCRNMAP; 896 unsigned IOCTL_KDADDIO = KDADDIO; 897 unsigned IOCTL_KDDELIO = KDDELIO; 898 unsigned IOCTL_KDGETKEYCODE = KDGETKEYCODE; 899 unsigned IOCTL_KDGKBDIACR = KDGKBDIACR; 900 unsigned IOCTL_KDGKBENT = KDGKBENT; 901 unsigned IOCTL_KDGKBLED = KDGKBLED; 902 unsigned IOCTL_KDGKBMETA = KDGKBMETA; 903 unsigned IOCTL_KDGKBSENT = KDGKBSENT; 904 unsigned IOCTL_KDMAPDISP = KDMAPDISP; 905 unsigned IOCTL_KDSETKEYCODE = KDSETKEYCODE; 906 unsigned IOCTL_KDSIGACCEPT = KDSIGACCEPT; 907 unsigned IOCTL_KDSKBDIACR = KDSKBDIACR; 908 unsigned IOCTL_KDSKBENT = KDSKBENT; 909 unsigned IOCTL_KDSKBLED = KDSKBLED; 910 unsigned IOCTL_KDSKBMETA = KDSKBMETA; 911 unsigned IOCTL_KDSKBSENT = KDSKBSENT; 912 unsigned IOCTL_KDUNMAPDISP = KDUNMAPDISP; 913 unsigned IOCTL_LPABORT = LPABORT; 914 unsigned IOCTL_LPABORTOPEN = LPABORTOPEN; 915 unsigned IOCTL_LPCAREFUL = LPCAREFUL; 916 unsigned IOCTL_LPCHAR = LPCHAR; 917 unsigned IOCTL_LPGETIRQ = LPGETIRQ; 918 unsigned IOCTL_LPGETSTATUS = LPGETSTATUS; 919 unsigned IOCTL_LPRESET = LPRESET; 920 unsigned IOCTL_LPSETIRQ = LPSETIRQ; 921 unsigned IOCTL_LPTIME = LPTIME; 922 unsigned IOCTL_LPWAIT = LPWAIT; 923 unsigned IOCTL_MTIOCGETCONFIG = MTIOCGETCONFIG; 924 unsigned IOCTL_MTIOCSETCONFIG = MTIOCSETCONFIG; 925 unsigned IOCTL_PIO_CMAP = PIO_CMAP; 926 unsigned IOCTL_PIO_FONT = PIO_FONT; 927 unsigned IOCTL_PIO_UNIMAP = PIO_UNIMAP; 928 unsigned IOCTL_PIO_UNIMAPCLR = PIO_UNIMAPCLR; 929 unsigned IOCTL_PIO_UNISCRNMAP = PIO_UNISCRNMAP; 930 #if SANITIZER_GLIBC 931 unsigned IOCTL_SCSI_IOCTL_GET_IDLUN = SCSI_IOCTL_GET_IDLUN; 932 unsigned IOCTL_SCSI_IOCTL_PROBE_HOST = SCSI_IOCTL_PROBE_HOST; 933 unsigned IOCTL_SCSI_IOCTL_TAGGED_DISABLE = SCSI_IOCTL_TAGGED_DISABLE; 934 unsigned IOCTL_SCSI_IOCTL_TAGGED_ENABLE = SCSI_IOCTL_TAGGED_ENABLE; 935 unsigned IOCTL_SIOCAIPXITFCRT = SIOCAIPXITFCRT; 936 unsigned IOCTL_SIOCAIPXPRISLT = SIOCAIPXPRISLT; 937 unsigned IOCTL_SIOCAX25ADDUID = SIOCAX25ADDUID; 938 unsigned IOCTL_SIOCAX25DELUID = SIOCAX25DELUID; 939 unsigned IOCTL_SIOCAX25GETPARMS = SIOCAX25GETPARMS; 940 unsigned IOCTL_SIOCAX25GETUID = SIOCAX25GETUID; 941 unsigned IOCTL_SIOCAX25NOUID = SIOCAX25NOUID; 942 unsigned IOCTL_SIOCAX25SETPARMS = SIOCAX25SETPARMS; 943 unsigned IOCTL_SIOCDEVPLIP = SIOCDEVPLIP; 944 unsigned IOCTL_SIOCIPXCFGDATA = SIOCIPXCFGDATA; 945 unsigned IOCTL_SIOCNRDECOBS = SIOCNRDECOBS; 946 unsigned IOCTL_SIOCNRGETPARMS = SIOCNRGETPARMS; 947 unsigned IOCTL_SIOCNRRTCTL = SIOCNRRTCTL; 948 unsigned IOCTL_SIOCNRSETPARMS = SIOCNRSETPARMS; 949 #endif 950 unsigned IOCTL_TIOCGSERIAL = TIOCGSERIAL; 951 unsigned IOCTL_TIOCSERGETMULTI = TIOCSERGETMULTI; 952 unsigned IOCTL_TIOCSERSETMULTI = TIOCSERSETMULTI; 953 unsigned IOCTL_TIOCSSERIAL = TIOCSSERIAL; 954 #endif // SANITIZER_LINUX && !SANITIZER_ANDROID 955 956 #if SANITIZER_LINUX && !SANITIZER_ANDROID 957 unsigned IOCTL_GIO_SCRNMAP = GIO_SCRNMAP; 958 unsigned IOCTL_KDDISABIO = KDDISABIO; 959 unsigned IOCTL_KDENABIO = KDENABIO; 960 unsigned IOCTL_KDGETLED = KDGETLED; 961 unsigned IOCTL_KDGETMODE = KDGETMODE; 962 unsigned IOCTL_KDGKBMODE = KDGKBMODE; 963 unsigned IOCTL_KDGKBTYPE = KDGKBTYPE; 964 unsigned IOCTL_KDMKTONE = KDMKTONE; 965 unsigned IOCTL_KDSETLED = KDSETLED; 966 unsigned IOCTL_KDSETMODE = KDSETMODE; 967 unsigned IOCTL_KDSKBMODE = KDSKBMODE; 968 unsigned IOCTL_KIOCSOUND = KIOCSOUND; 969 unsigned IOCTL_PIO_SCRNMAP = PIO_SCRNMAP; 970 unsigned IOCTL_SNDCTL_DSP_GETISPACE = SNDCTL_DSP_GETISPACE; 971 unsigned IOCTL_SNDCTL_DSP_GETOSPACE = SNDCTL_DSP_GETOSPACE; 972 #endif // (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID 973 974 const int si_SEGV_MAPERR = SEGV_MAPERR; 975 const int si_SEGV_ACCERR = SEGV_ACCERR; 976 } // namespace __sanitizer 977 978 using namespace __sanitizer; 979 980 COMPILER_CHECK(sizeof(__sanitizer_pthread_attr_t) >= sizeof(pthread_attr_t)); 981 982 COMPILER_CHECK(sizeof(socklen_t) == sizeof(unsigned)); 983 CHECK_TYPE_SIZE(pthread_key_t); 984 985 #if SANITIZER_LINUX 986 // FIXME: We define those on Linux and Mac, but only check on Linux. 987 COMPILER_CHECK(IOC_NRBITS == _IOC_NRBITS); 988 COMPILER_CHECK(IOC_TYPEBITS == _IOC_TYPEBITS); 989 COMPILER_CHECK(IOC_SIZEBITS == _IOC_SIZEBITS); 990 COMPILER_CHECK(IOC_DIRBITS == _IOC_DIRBITS); 991 COMPILER_CHECK(IOC_NRMASK == _IOC_NRMASK); 992 COMPILER_CHECK(IOC_TYPEMASK == _IOC_TYPEMASK); 993 COMPILER_CHECK(IOC_SIZEMASK == _IOC_SIZEMASK); 994 COMPILER_CHECK(IOC_DIRMASK == _IOC_DIRMASK); 995 COMPILER_CHECK(IOC_NRSHIFT == _IOC_NRSHIFT); 996 COMPILER_CHECK(IOC_TYPESHIFT == _IOC_TYPESHIFT); 997 COMPILER_CHECK(IOC_SIZESHIFT == _IOC_SIZESHIFT); 998 COMPILER_CHECK(IOC_DIRSHIFT == _IOC_DIRSHIFT); 999 COMPILER_CHECK(IOC_NONE == _IOC_NONE); 1000 COMPILER_CHECK(IOC_WRITE == _IOC_WRITE); 1001 COMPILER_CHECK(IOC_READ == _IOC_READ); 1002 COMPILER_CHECK(EVIOC_ABS_MAX == ABS_MAX); 1003 COMPILER_CHECK(EVIOC_EV_MAX == EV_MAX); 1004 COMPILER_CHECK(IOC_SIZE(0x12345678) == _IOC_SIZE(0x12345678)); 1005 COMPILER_CHECK(IOC_DIR(0x12345678) == _IOC_DIR(0x12345678)); 1006 COMPILER_CHECK(IOC_NR(0x12345678) == _IOC_NR(0x12345678)); 1007 COMPILER_CHECK(IOC_TYPE(0x12345678) == _IOC_TYPE(0x12345678)); 1008 #endif // SANITIZER_LINUX 1009 1010 #if SANITIZER_LINUX || SANITIZER_FREEBSD 1011 // There are more undocumented fields in dl_phdr_info that we are not interested 1012 // in. 1013 COMPILER_CHECK(sizeof(__sanitizer_dl_phdr_info) <= sizeof(dl_phdr_info)); 1014 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_addr); 1015 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_name); 1016 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phdr); 1017 CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phnum); 1018 #endif // SANITIZER_LINUX || SANITIZER_FREEBSD 1019 1020 #if SANITIZER_GLIBC || SANITIZER_FREEBSD 1021 CHECK_TYPE_SIZE(glob_t); 1022 CHECK_SIZE_AND_OFFSET(glob_t, gl_pathc); 1023 CHECK_SIZE_AND_OFFSET(glob_t, gl_pathv); 1024 CHECK_SIZE_AND_OFFSET(glob_t, gl_offs); 1025 CHECK_SIZE_AND_OFFSET(glob_t, gl_flags); 1026 CHECK_SIZE_AND_OFFSET(glob_t, gl_closedir); 1027 CHECK_SIZE_AND_OFFSET(glob_t, gl_readdir); 1028 CHECK_SIZE_AND_OFFSET(glob_t, gl_opendir); 1029 CHECK_SIZE_AND_OFFSET(glob_t, gl_lstat); 1030 CHECK_SIZE_AND_OFFSET(glob_t, gl_stat); 1031 #endif // SANITIZER_GLIBC || SANITIZER_FREEBSD 1032 1033 CHECK_TYPE_SIZE(addrinfo); 1034 CHECK_SIZE_AND_OFFSET(addrinfo, ai_flags); 1035 CHECK_SIZE_AND_OFFSET(addrinfo, ai_family); 1036 CHECK_SIZE_AND_OFFSET(addrinfo, ai_socktype); 1037 CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol); 1038 CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol); 1039 CHECK_SIZE_AND_OFFSET(addrinfo, ai_addrlen); 1040 CHECK_SIZE_AND_OFFSET(addrinfo, ai_canonname); 1041 CHECK_SIZE_AND_OFFSET(addrinfo, ai_addr); 1042 1043 CHECK_TYPE_SIZE(hostent); 1044 CHECK_SIZE_AND_OFFSET(hostent, h_name); 1045 CHECK_SIZE_AND_OFFSET(hostent, h_aliases); 1046 CHECK_SIZE_AND_OFFSET(hostent, h_addrtype); 1047 CHECK_SIZE_AND_OFFSET(hostent, h_length); 1048 CHECK_SIZE_AND_OFFSET(hostent, h_addr_list); 1049 1050 CHECK_TYPE_SIZE(iovec); 1051 CHECK_SIZE_AND_OFFSET(iovec, iov_base); 1052 CHECK_SIZE_AND_OFFSET(iovec, iov_len); 1053 1054 // In POSIX, int msg_iovlen; socklen_t msg_controllen; socklen_t cmsg_len; but 1055 // many implementations don't conform to the standard. Since we pick the 1056 // non-conforming glibc definition, exclude the checks for musl (incompatible 1057 // sizes but compatible offsets). 1058 CHECK_TYPE_SIZE(msghdr); 1059 CHECK_SIZE_AND_OFFSET(msghdr, msg_name); 1060 CHECK_SIZE_AND_OFFSET(msghdr, msg_namelen); 1061 CHECK_SIZE_AND_OFFSET(msghdr, msg_iov); 1062 #if SANITIZER_GLIBC || SANITIZER_ANDROID 1063 CHECK_SIZE_AND_OFFSET(msghdr, msg_iovlen); 1064 #endif 1065 CHECK_SIZE_AND_OFFSET(msghdr, msg_control); 1066 #if SANITIZER_GLIBC || SANITIZER_ANDROID 1067 CHECK_SIZE_AND_OFFSET(msghdr, msg_controllen); 1068 #endif 1069 CHECK_SIZE_AND_OFFSET(msghdr, msg_flags); 1070 1071 CHECK_TYPE_SIZE(cmsghdr); 1072 #if SANITIZER_GLIBC || SANITIZER_ANDROID 1073 CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_len); 1074 #endif 1075 CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_level); 1076 CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_type); 1077 1078 #if SANITIZER_LINUX && (__ANDROID_API__ >= 21 || __GLIBC_PREREQ (2, 14)) 1079 CHECK_TYPE_SIZE(mmsghdr); 1080 CHECK_SIZE_AND_OFFSET(mmsghdr, msg_hdr); 1081 CHECK_SIZE_AND_OFFSET(mmsghdr, msg_len); 1082 #endif 1083 1084 COMPILER_CHECK(sizeof(__sanitizer_dirent) <= sizeof(dirent)); 1085 CHECK_SIZE_AND_OFFSET(dirent, d_ino); 1086 #if SANITIZER_APPLE 1087 CHECK_SIZE_AND_OFFSET(dirent, d_seekoff); 1088 #elif SANITIZER_FREEBSD 1089 // There is no 'd_off' field on FreeBSD. 1090 #else 1091 CHECK_SIZE_AND_OFFSET(dirent, d_off); 1092 #endif 1093 CHECK_SIZE_AND_OFFSET(dirent, d_reclen); 1094 1095 #if SANITIZER_GLIBC 1096 COMPILER_CHECK(sizeof(__sanitizer_dirent64) <= sizeof(dirent64)); 1097 CHECK_SIZE_AND_OFFSET(dirent64, d_ino); 1098 CHECK_SIZE_AND_OFFSET(dirent64, d_off); 1099 CHECK_SIZE_AND_OFFSET(dirent64, d_reclen); 1100 #endif 1101 1102 CHECK_TYPE_SIZE(ifconf); 1103 CHECK_SIZE_AND_OFFSET(ifconf, ifc_len); 1104 CHECK_SIZE_AND_OFFSET(ifconf, ifc_ifcu); 1105 1106 CHECK_TYPE_SIZE(pollfd); 1107 CHECK_SIZE_AND_OFFSET(pollfd, fd); 1108 CHECK_SIZE_AND_OFFSET(pollfd, events); 1109 CHECK_SIZE_AND_OFFSET(pollfd, revents); 1110 1111 CHECK_TYPE_SIZE(nfds_t); 1112 1113 CHECK_TYPE_SIZE(sigset_t); 1114 1115 COMPILER_CHECK(sizeof(__sanitizer_sigaction) == sizeof(struct sigaction)); 1116 // Can't write checks for sa_handler and sa_sigaction due to them being 1117 // preprocessor macros. 1118 CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_mask); 1119 #if !defined(__s390x__) || __GLIBC_PREREQ (2, 20) 1120 // On s390x glibc 2.19 and earlier sa_flags was unsigned long, and sa_resv 1121 // didn't exist. 1122 CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_flags); 1123 #endif 1124 #if SANITIZER_LINUX && (!SANITIZER_ANDROID || !SANITIZER_MIPS32) 1125 CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_restorer); 1126 #endif 1127 1128 #if SANITIZER_HAS_SIGINFO 1129 COMPILER_CHECK(alignof(siginfo_t) == alignof(__sanitizer_siginfo)); 1130 using __sanitizer_siginfo_t = __sanitizer_siginfo; 1131 CHECK_TYPE_SIZE(siginfo_t); 1132 CHECK_SIZE_AND_OFFSET(siginfo_t, si_signo); 1133 CHECK_SIZE_AND_OFFSET(siginfo_t, si_errno); 1134 CHECK_SIZE_AND_OFFSET(siginfo_t, si_code); 1135 #endif 1136 1137 #if SANITIZER_LINUX 1138 CHECK_TYPE_SIZE(__sysctl_args); 1139 CHECK_SIZE_AND_OFFSET(__sysctl_args, name); 1140 CHECK_SIZE_AND_OFFSET(__sysctl_args, nlen); 1141 CHECK_SIZE_AND_OFFSET(__sysctl_args, oldval); 1142 CHECK_SIZE_AND_OFFSET(__sysctl_args, oldlenp); 1143 CHECK_SIZE_AND_OFFSET(__sysctl_args, newval); 1144 CHECK_SIZE_AND_OFFSET(__sysctl_args, newlen); 1145 1146 CHECK_TYPE_SIZE(__kernel_uid_t); 1147 CHECK_TYPE_SIZE(__kernel_gid_t); 1148 1149 #if SANITIZER_USES_UID16_SYSCALLS 1150 CHECK_TYPE_SIZE(__kernel_old_uid_t); 1151 CHECK_TYPE_SIZE(__kernel_old_gid_t); 1152 #endif 1153 1154 CHECK_TYPE_SIZE(__kernel_off_t); 1155 CHECK_TYPE_SIZE(__kernel_loff_t); 1156 CHECK_TYPE_SIZE(__kernel_fd_set); 1157 #endif 1158 1159 #if !SANITIZER_ANDROID 1160 CHECK_TYPE_SIZE(wordexp_t); 1161 CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordc); 1162 CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordv); 1163 CHECK_SIZE_AND_OFFSET(wordexp_t, we_offs); 1164 #endif 1165 1166 CHECK_TYPE_SIZE(tm); 1167 CHECK_SIZE_AND_OFFSET(tm, tm_sec); 1168 CHECK_SIZE_AND_OFFSET(tm, tm_min); 1169 CHECK_SIZE_AND_OFFSET(tm, tm_hour); 1170 CHECK_SIZE_AND_OFFSET(tm, tm_mday); 1171 CHECK_SIZE_AND_OFFSET(tm, tm_mon); 1172 CHECK_SIZE_AND_OFFSET(tm, tm_year); 1173 CHECK_SIZE_AND_OFFSET(tm, tm_wday); 1174 CHECK_SIZE_AND_OFFSET(tm, tm_yday); 1175 CHECK_SIZE_AND_OFFSET(tm, tm_isdst); 1176 CHECK_SIZE_AND_OFFSET(tm, tm_gmtoff); 1177 CHECK_SIZE_AND_OFFSET(tm, tm_zone); 1178 1179 #if SANITIZER_LINUX 1180 CHECK_TYPE_SIZE(mntent); 1181 CHECK_SIZE_AND_OFFSET(mntent, mnt_fsname); 1182 CHECK_SIZE_AND_OFFSET(mntent, mnt_dir); 1183 CHECK_SIZE_AND_OFFSET(mntent, mnt_type); 1184 CHECK_SIZE_AND_OFFSET(mntent, mnt_opts); 1185 CHECK_SIZE_AND_OFFSET(mntent, mnt_freq); 1186 CHECK_SIZE_AND_OFFSET(mntent, mnt_passno); 1187 #endif 1188 1189 CHECK_TYPE_SIZE(ether_addr); 1190 1191 #if SANITIZER_GLIBC || SANITIZER_FREEBSD 1192 CHECK_TYPE_SIZE(ipc_perm); 1193 # if SANITIZER_FREEBSD 1194 CHECK_SIZE_AND_OFFSET(ipc_perm, key); 1195 CHECK_SIZE_AND_OFFSET(ipc_perm, seq); 1196 # else 1197 CHECK_SIZE_AND_OFFSET(ipc_perm, __key); 1198 CHECK_SIZE_AND_OFFSET(ipc_perm, __seq); 1199 # endif 1200 CHECK_SIZE_AND_OFFSET(ipc_perm, uid); 1201 CHECK_SIZE_AND_OFFSET(ipc_perm, gid); 1202 CHECK_SIZE_AND_OFFSET(ipc_perm, cuid); 1203 CHECK_SIZE_AND_OFFSET(ipc_perm, cgid); 1204 #if !SANITIZER_LINUX || __GLIBC_PREREQ (2, 31) 1205 /* glibc 2.30 and earlier provided 16-bit mode field instead of 32-bit 1206 on many architectures. */ 1207 CHECK_SIZE_AND_OFFSET(ipc_perm, mode); 1208 #endif 1209 1210 CHECK_TYPE_SIZE(shmid_ds); 1211 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_perm); 1212 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_segsz); 1213 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_atime); 1214 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_dtime); 1215 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_ctime); 1216 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_cpid); 1217 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_lpid); 1218 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_nattch); 1219 #endif 1220 1221 CHECK_TYPE_SIZE(clock_t); 1222 1223 #if SANITIZER_LINUX 1224 CHECK_TYPE_SIZE(clockid_t); 1225 #endif 1226 1227 #if !SANITIZER_ANDROID 1228 CHECK_TYPE_SIZE(ifaddrs); 1229 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_next); 1230 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_name); 1231 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_addr); 1232 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_netmask); 1233 #if SANITIZER_LINUX || SANITIZER_FREEBSD 1234 // Compare against the union, because we can't reach into the union in a 1235 // compliant way. 1236 #ifdef ifa_dstaddr 1237 #undef ifa_dstaddr 1238 #endif 1239 # if SANITIZER_FREEBSD 1240 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_dstaddr); 1241 # else 1242 COMPILER_CHECK(sizeof(((__sanitizer_ifaddrs *)nullptr)->ifa_dstaddr) == 1243 sizeof(((ifaddrs *)nullptr)->ifa_ifu)); 1244 COMPILER_CHECK(offsetof(__sanitizer_ifaddrs, ifa_dstaddr) == 1245 offsetof(ifaddrs, ifa_ifu)); 1246 # endif // SANITIZER_FREEBSD 1247 #else 1248 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_dstaddr); 1249 #endif // SANITIZER_LINUX 1250 CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_data); 1251 #endif 1252 1253 #if SANITIZER_GLIBC || SANITIZER_ANDROID 1254 COMPILER_CHECK(sizeof(__sanitizer_struct_mallinfo) == sizeof(struct mallinfo)); 1255 #endif 1256 1257 #if !SANITIZER_ANDROID 1258 CHECK_TYPE_SIZE(timeb); 1259 CHECK_SIZE_AND_OFFSET(timeb, time); 1260 CHECK_SIZE_AND_OFFSET(timeb, millitm); 1261 CHECK_SIZE_AND_OFFSET(timeb, timezone); 1262 CHECK_SIZE_AND_OFFSET(timeb, dstflag); 1263 #endif 1264 1265 CHECK_TYPE_SIZE(passwd); 1266 CHECK_SIZE_AND_OFFSET(passwd, pw_name); 1267 CHECK_SIZE_AND_OFFSET(passwd, pw_passwd); 1268 CHECK_SIZE_AND_OFFSET(passwd, pw_uid); 1269 CHECK_SIZE_AND_OFFSET(passwd, pw_gid); 1270 CHECK_SIZE_AND_OFFSET(passwd, pw_dir); 1271 CHECK_SIZE_AND_OFFSET(passwd, pw_shell); 1272 1273 #if !SANITIZER_ANDROID 1274 CHECK_SIZE_AND_OFFSET(passwd, pw_gecos); 1275 #endif 1276 1277 #if SANITIZER_APPLE 1278 CHECK_SIZE_AND_OFFSET(passwd, pw_change); 1279 CHECK_SIZE_AND_OFFSET(passwd, pw_expire); 1280 CHECK_SIZE_AND_OFFSET(passwd, pw_class); 1281 #endif 1282 1283 1284 CHECK_TYPE_SIZE(group); 1285 CHECK_SIZE_AND_OFFSET(group, gr_name); 1286 CHECK_SIZE_AND_OFFSET(group, gr_passwd); 1287 CHECK_SIZE_AND_OFFSET(group, gr_gid); 1288 CHECK_SIZE_AND_OFFSET(group, gr_mem); 1289 1290 #if HAVE_RPC_XDR_H && !SANITIZER_APPLE 1291 CHECK_TYPE_SIZE(XDR); 1292 CHECK_SIZE_AND_OFFSET(XDR, x_op); 1293 CHECK_SIZE_AND_OFFSET(XDR, x_ops); 1294 CHECK_SIZE_AND_OFFSET(XDR, x_public); 1295 CHECK_SIZE_AND_OFFSET(XDR, x_private); 1296 CHECK_SIZE_AND_OFFSET(XDR, x_base); 1297 CHECK_SIZE_AND_OFFSET(XDR, x_handy); 1298 COMPILER_CHECK(__sanitizer_XDR_ENCODE == XDR_ENCODE); 1299 COMPILER_CHECK(__sanitizer_XDR_DECODE == XDR_DECODE); 1300 COMPILER_CHECK(__sanitizer_XDR_FREE == XDR_FREE); 1301 #endif 1302 1303 #if SANITIZER_GLIBC 1304 COMPILER_CHECK(sizeof(__sanitizer_FILE) <= sizeof(FILE)); 1305 CHECK_SIZE_AND_OFFSET(FILE, _flags); 1306 CHECK_SIZE_AND_OFFSET(FILE, _IO_read_ptr); 1307 CHECK_SIZE_AND_OFFSET(FILE, _IO_read_end); 1308 CHECK_SIZE_AND_OFFSET(FILE, _IO_read_base); 1309 CHECK_SIZE_AND_OFFSET(FILE, _IO_write_ptr); 1310 CHECK_SIZE_AND_OFFSET(FILE, _IO_write_end); 1311 CHECK_SIZE_AND_OFFSET(FILE, _IO_write_base); 1312 CHECK_SIZE_AND_OFFSET(FILE, _IO_buf_base); 1313 CHECK_SIZE_AND_OFFSET(FILE, _IO_buf_end); 1314 CHECK_SIZE_AND_OFFSET(FILE, _IO_save_base); 1315 CHECK_SIZE_AND_OFFSET(FILE, _IO_backup_base); 1316 CHECK_SIZE_AND_OFFSET(FILE, _IO_save_end); 1317 CHECK_SIZE_AND_OFFSET(FILE, _markers); 1318 CHECK_SIZE_AND_OFFSET(FILE, _chain); 1319 CHECK_SIZE_AND_OFFSET(FILE, _fileno); 1320 1321 COMPILER_CHECK(sizeof(__sanitizer__obstack_chunk) <= sizeof(_obstack_chunk)); 1322 CHECK_SIZE_AND_OFFSET(_obstack_chunk, limit); 1323 CHECK_SIZE_AND_OFFSET(_obstack_chunk, prev); 1324 CHECK_TYPE_SIZE(obstack); 1325 CHECK_SIZE_AND_OFFSET(obstack, chunk_size); 1326 CHECK_SIZE_AND_OFFSET(obstack, chunk); 1327 CHECK_SIZE_AND_OFFSET(obstack, object_base); 1328 CHECK_SIZE_AND_OFFSET(obstack, next_free); 1329 1330 CHECK_TYPE_SIZE(cookie_io_functions_t); 1331 CHECK_SIZE_AND_OFFSET(cookie_io_functions_t, read); 1332 CHECK_SIZE_AND_OFFSET(cookie_io_functions_t, write); 1333 CHECK_SIZE_AND_OFFSET(cookie_io_functions_t, seek); 1334 CHECK_SIZE_AND_OFFSET(cookie_io_functions_t, close); 1335 #endif // SANITIZER_GLIBC 1336 1337 #if SANITIZER_LINUX || SANITIZER_FREEBSD 1338 CHECK_TYPE_SIZE(sem_t); 1339 #endif 1340 1341 #if SANITIZER_LINUX && defined(__arm__) 1342 COMPILER_CHECK(ARM_VFPREGS_SIZE == ARM_VFPREGS_SIZE_ASAN); 1343 #endif 1344 1345 #endif // SANITIZER_LINUX || SANITIZER_FREEBSD || SANITIZER_APPLE 1346