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#undef _TIME_BITS 22#endif 23 24// Must go after undef _FILE_OFFSET_BITS. 25#include "sanitizer_platform.h" 26 27#if SANITIZER_LINUX || SANITIZER_APPLE 28// Must go after undef _FILE_OFFSET_BITS. 29#include "sanitizer_glibc_version.h" 30 31#include <arpa/inet.h> 32#include <dirent.h> 33#include <grp.h> 34#include <limits.h> 35#include <net/if.h> 36#include <netdb.h> 37#include <poll.h> 38#include <pthread.h> 39#include <pwd.h> 40#include <signal.h> 41#include <stddef.h> 42#include <stdio.h> 43#include <sys/mman.h> 44#include <sys/resource.h> 45#include <sys/socket.h> 46#include <sys/stat.h> 47#include <sys/time.h> 48#include <sys/times.h> 49#include <sys/types.h> 50#include <sys/utsname.h> 51#include <termios.h> 52#include <time.h> 53#include <wchar.h> 54#include <regex.h> 55#if !SANITIZER_APPLE 56#include <utmp.h> 57#endif 58 59#if !SANITIZER_IOS 60#include <net/route.h> 61#endif 62 63#if !SANITIZER_ANDROID 64#include <sys/mount.h> 65#include <sys/timeb.h> 66#include <utmpx.h> 67#endif 68 69#if SANITIZER_LINUX 70#include <malloc.h> 71#include <mntent.h> 72#include <netinet/ether.h> 73#include <sys/sysinfo.h> 74#include <sys/vt.h> 75#include <linux/cdrom.h> 76#include <linux/fd.h> 77#if SANITIZER_ANDROID 78#include <linux/fs.h> 79#endif 80#include <linux/hdreg.h> 81#include <linux/input.h> 82#include <linux/ioctl.h> 83#include <linux/soundcard.h> 84#include <linux/sysctl.h> 85#include <linux/utsname.h> 86#include <linux/posix_types.h> 87#include <net/if_arp.h> 88#endif 89 90#if SANITIZER_IOS 91#undef IOC_DIRMASK 92#endif 93 94#if SANITIZER_LINUX 95# include <utime.h> 96# include <sys/ptrace.h> 97# if defined(__mips64) || defined(__aarch64__) || defined(__arm__) || \ 98 defined(__hexagon__) || defined(__loongarch__) ||SANITIZER_RISCV64 99# include <asm/ptrace.h> 100# ifdef __arm__ 101typedef struct user_fpregs elf_fpregset_t; 102# define ARM_VFPREGS_SIZE_ASAN (32 * 8 /*fpregs*/ + 4 /*fpscr*/) 103# if !defined(ARM_VFPREGS_SIZE) 104# define ARM_VFPREGS_SIZE ARM_VFPREGS_SIZE_ASAN 105# endif 106# endif 107# endif 108# include <semaphore.h> 109#endif 110 111#if !SANITIZER_ANDROID 112#include <ifaddrs.h> 113#include <sys/ucontext.h> 114#include <wordexp.h> 115#endif 116 117#if SANITIZER_LINUX 118#if SANITIZER_GLIBC 119#include <fstab.h> 120#include <net/if_ppp.h> 121#include <netax25/ax25.h> 122#include <netipx/ipx.h> 123#include <netrom/netrom.h> 124#include <obstack.h> 125#if HAVE_RPC_XDR_H 126# include <rpc/xdr.h> 127#endif 128#include <scsi/scsi.h> 129#else 130#include <linux/if_ppp.h> 131#include <linux/kd.h> 132#include <linux/ppp_defs.h> 133#endif // SANITIZER_GLIBC 134 135#if SANITIZER_ANDROID 136#include <linux/mtio.h> 137#else 138#include <glob.h> 139#include <mqueue.h> 140#include <sys/kd.h> 141#include <sys/mtio.h> 142#include <sys/shm.h> 143#include <sys/statvfs.h> 144#include <sys/timex.h> 145#if defined(__mips64) 146# include <sys/procfs.h> 147#endif 148#include <sys/user.h> 149#include <linux/if_eql.h> 150#include <linux/if_plip.h> 151#include <linux/lp.h> 152#include <linux/mroute.h> 153#include <linux/mroute6.h> 154#include <linux/scc.h> 155#include <linux/serial.h> 156#include <sys/msg.h> 157#include <sys/ipc.h> 158#endif // SANITIZER_ANDROID 159 160#include <link.h> 161#include <sys/vfs.h> 162#include <sys/epoll.h> 163#include <linux/capability.h> 164#else 165#include <fstab.h> 166#endif // SANITIZER_LINUX 167 168#if SANITIZER_APPLE 169#include <net/ethernet.h> 170#include <sys/filio.h> 171#include <sys/sockio.h> 172#endif 173 174// Include these after system headers to avoid name clashes and ambiguities. 175# include "sanitizer_common.h" 176# include "sanitizer_internal_defs.h" 177# include "sanitizer_platform_interceptors.h" 178# include "sanitizer_platform_limits_posix.h" 179 180namespace __sanitizer { 181 unsigned struct_utsname_sz = sizeof(struct utsname); 182 unsigned struct_stat_sz = sizeof(struct stat); 183#if SANITIZER_HAS_STAT64 184 unsigned struct_stat64_sz = sizeof(struct stat64); 185#endif // SANITIZER_HAS_STAT64 186 unsigned struct_rusage_sz = sizeof(struct rusage); 187 unsigned struct_tm_sz = sizeof(struct tm); 188 unsigned struct_passwd_sz = sizeof(struct passwd); 189 unsigned struct_group_sz = sizeof(struct group); 190 unsigned siginfo_t_sz = sizeof(siginfo_t); 191 unsigned struct_sigaction_sz = sizeof(struct sigaction); 192 unsigned struct_stack_t_sz = sizeof(stack_t); 193 unsigned struct_itimerval_sz = sizeof(struct itimerval); 194 unsigned pthread_t_sz = sizeof(pthread_t); 195 unsigned pthread_mutex_t_sz = sizeof(pthread_mutex_t); 196 unsigned pthread_cond_t_sz = sizeof(pthread_cond_t); 197 unsigned pid_t_sz = sizeof(pid_t); 198 unsigned timeval_sz = sizeof(timeval); 199 unsigned uid_t_sz = sizeof(uid_t); 200 unsigned gid_t_sz = sizeof(gid_t); 201 unsigned mbstate_t_sz = sizeof(mbstate_t); 202 unsigned sigset_t_sz = sizeof(sigset_t); 203 unsigned struct_timezone_sz = sizeof(struct timezone); 204 unsigned struct_tms_sz = sizeof(struct tms); 205 unsigned struct_sigevent_sz = sizeof(struct sigevent); 206 unsigned struct_sched_param_sz = sizeof(struct sched_param); 207 unsigned struct_regex_sz = sizeof(regex_t); 208 unsigned struct_regmatch_sz = sizeof(regmatch_t); 209 210#if SANITIZER_HAS_STATFS64 211 unsigned struct_statfs64_sz = sizeof(struct statfs64); 212#endif // SANITIZER_HAS_STATFS64 213 214#if SANITIZER_GLIBC || SANITIZER_FREEBSD || SANITIZER_NETBSD || SANITIZER_APPLE 215 unsigned struct_fstab_sz = sizeof(struct fstab); 216#endif // SANITIZER_GLIBC || SANITIZER_FREEBSD || SANITIZER_NETBSD || 217 // SANITIZER_APPLE 218#if !SANITIZER_ANDROID 219 unsigned struct_statfs_sz = sizeof(struct statfs); 220 unsigned struct_sockaddr_sz = sizeof(struct sockaddr); 221 222 unsigned ucontext_t_sz(void *ctx) { 223# if SANITIZER_GLIBC && SANITIZER_X64 224 // Added in Linux kernel 3.4.0, merged to glibc in 2.16 225# ifndef FP_XSTATE_MAGIC1 226# define FP_XSTATE_MAGIC1 0x46505853U 227# endif 228 // See kernel arch/x86/kernel/fpu/signal.c for details. 229 const auto *fpregs = static_cast<ucontext_t *>(ctx)->uc_mcontext.fpregs; 230 // The member names differ across header versions, but the actual layout 231 // is always the same. So avoid using members, just use arithmetic. 232 const uint32_t *after_xmm = 233 reinterpret_cast<const uint32_t *>(fpregs + 1) - 24; 234 if (after_xmm[12] == FP_XSTATE_MAGIC1) 235 return reinterpret_cast<const char *>(fpregs) + after_xmm[13] - 236 static_cast<const char *>(ctx); 237# endif 238 return sizeof(ucontext_t); 239 } 240# endif // !SANITIZER_ANDROID 241 242# if SANITIZER_LINUX 243 unsigned struct_epoll_event_sz = sizeof(struct epoll_event); 244 unsigned struct_sysinfo_sz = sizeof(struct sysinfo); 245 unsigned __user_cap_header_struct_sz = 246 sizeof(struct __user_cap_header_struct); 247 unsigned __user_cap_data_struct_sz(void *hdrp) { 248 int u32s = 0; 249 if (hdrp) { 250 switch (((struct __user_cap_header_struct *)hdrp)->version) { 251 case _LINUX_CAPABILITY_VERSION_1: 252 u32s = _LINUX_CAPABILITY_U32S_1; 253 break; 254 case _LINUX_CAPABILITY_VERSION_2: 255 u32s = _LINUX_CAPABILITY_U32S_2; 256 break; 257 case _LINUX_CAPABILITY_VERSION_3: 258 u32s = _LINUX_CAPABILITY_U32S_3; 259 break; 260 } 261 } 262 return sizeof(struct __user_cap_data_struct) * u32s; 263 } 264 unsigned struct_new_utsname_sz = sizeof(struct new_utsname); 265 unsigned struct_old_utsname_sz = sizeof(struct old_utsname); 266 unsigned struct_oldold_utsname_sz = sizeof(struct oldold_utsname); 267#endif // SANITIZER_LINUX 268 269#if SANITIZER_LINUX 270 unsigned struct_rlimit_sz = sizeof(struct rlimit); 271 unsigned struct_timespec_sz = sizeof(struct timespec); 272 unsigned struct_utimbuf_sz = sizeof(struct utimbuf); 273 unsigned struct_itimerspec_sz = sizeof(struct itimerspec); 274#endif // SANITIZER_LINUX 275 276#if SANITIZER_GLIBC 277 // Use pre-computed size of struct ustat to avoid <sys/ustat.h> which 278 // has been removed from glibc 2.28. 279#if defined(__aarch64__) || defined(__s390x__) || defined(__mips64) || \ 280 defined(__powerpc64__) || defined(__arch64__) || defined(__sparcv9) || \ 281 defined(__x86_64__) || SANITIZER_RISCV64 282#define SIZEOF_STRUCT_USTAT 32 283# elif defined(__arm__) || defined(__i386__) || defined(__mips__) || \ 284 defined(__powerpc__) || defined(__s390__) || defined(__sparc__) || \ 285 defined(__hexagon__) 286# define SIZEOF_STRUCT_USTAT 20 287# elif defined(__loongarch__) 288 // Not used. The minimum Glibc version available for LoongArch is 2.36 289 // so ustat() wrapper is already gone. 290# define SIZEOF_STRUCT_USTAT 0 291# else 292# error Unknown size of struct ustat 293# endif 294 unsigned struct_ustat_sz = SIZEOF_STRUCT_USTAT; 295 unsigned struct_rlimit64_sz = sizeof(struct rlimit64); 296 unsigned struct_statvfs64_sz = sizeof(struct statvfs64); 297#endif // SANITIZER_GLIBC 298 299#if SANITIZER_LINUX && !SANITIZER_ANDROID 300 unsigned struct_timex_sz = sizeof(struct timex); 301 unsigned struct_msqid_ds_sz = sizeof(struct msqid_ds); 302 unsigned struct_mq_attr_sz = sizeof(struct mq_attr); 303 unsigned struct_statvfs_sz = sizeof(struct statvfs); 304#endif // SANITIZER_LINUX && !SANITIZER_ANDROID 305 306 const uptr sig_ign = (uptr)SIG_IGN; 307 const uptr sig_dfl = (uptr)SIG_DFL; 308 const uptr sig_err = (uptr)SIG_ERR; 309 const uptr sa_siginfo = (uptr)SA_SIGINFO; 310 311#if SANITIZER_LINUX 312 int e_tabsz = (int)E_TABSZ; 313#endif 314 315 316#if SANITIZER_LINUX && !SANITIZER_ANDROID 317 unsigned struct_shminfo_sz = sizeof(struct shminfo); 318 unsigned struct_shm_info_sz = sizeof(struct shm_info); 319 int shmctl_ipc_stat = (int)IPC_STAT; 320 int shmctl_ipc_info = (int)IPC_INFO; 321 int shmctl_shm_info = (int)SHM_INFO; 322 int shmctl_shm_stat = (int)SHM_STAT; 323#endif 324 325#if !SANITIZER_APPLE && !SANITIZER_FREEBSD 326 unsigned struct_utmp_sz = sizeof(struct utmp); 327#endif 328#if !SANITIZER_ANDROID 329 unsigned struct_utmpx_sz = sizeof(struct utmpx); 330#endif 331 332 int map_fixed = MAP_FIXED; 333 334 int af_inet = (int)AF_INET; 335 int af_inet6 = (int)AF_INET6; 336 337 uptr __sanitizer_in_addr_sz(int af) { 338 if (af == AF_INET) 339 return sizeof(struct in_addr); 340 else if (af == AF_INET6) 341 return sizeof(struct in6_addr); 342 else 343 return 0; 344 } 345 346#if SANITIZER_LINUX 347unsigned struct_ElfW_Phdr_sz = sizeof(ElfW(Phdr)); 348#elif SANITIZER_FREEBSD 349unsigned struct_ElfW_Phdr_sz = sizeof(Elf_Phdr); 350#endif 351 352#if SANITIZER_GLIBC 353 int glob_nomatch = GLOB_NOMATCH; 354 int glob_altdirfunc = GLOB_ALTDIRFUNC; 355#endif 356 357# if !SANITIZER_ANDROID 358 const int wordexp_wrde_dooffs = WRDE_DOOFFS; 359# endif // !SANITIZER_ANDROID 360 361#if SANITIZER_LINUX && !SANITIZER_ANDROID && \ 362 (defined(__i386) || defined(__x86_64) || defined(__mips64) || \ 363 defined(__powerpc64__) || defined(__aarch64__) || defined(__arm__) || \ 364 defined(__s390__) || defined(__loongarch__)|| SANITIZER_RISCV64) 365#if defined(__mips64) || defined(__powerpc64__) || defined(__arm__) 366 unsigned struct_user_regs_struct_sz = sizeof(struct pt_regs); 367 unsigned struct_user_fpregs_struct_sz = sizeof(elf_fpregset_t); 368#elif SANITIZER_RISCV64 369 unsigned struct_user_regs_struct_sz = sizeof(struct user_regs_struct); 370 unsigned struct_user_fpregs_struct_sz = sizeof(struct __riscv_q_ext_state); 371#elif defined(__aarch64__) 372 unsigned struct_user_regs_struct_sz = sizeof(struct user_pt_regs); 373 unsigned struct_user_fpregs_struct_sz = sizeof(struct user_fpsimd_state); 374#elif defined(__loongarch__) 375 unsigned struct_user_regs_struct_sz = sizeof(struct user_pt_regs); 376 unsigned struct_user_fpregs_struct_sz = sizeof(struct user_fp_state); 377#elif defined(__s390__) 378 unsigned struct_user_regs_struct_sz = sizeof(struct _user_regs_struct); 379 unsigned struct_user_fpregs_struct_sz = sizeof(struct _user_fpregs_struct); 380#else 381 unsigned struct_user_regs_struct_sz = sizeof(struct user_regs_struct); 382 unsigned struct_user_fpregs_struct_sz = sizeof(struct user_fpregs_struct); 383#endif // __mips64 || __powerpc64__ || __aarch64__ || __loongarch__ 384#if defined(__x86_64) || defined(__mips64) || defined(__powerpc64__) || \ 385 defined(__aarch64__) || defined(__arm__) || defined(__s390__) || \ 386 defined(__loongarch__) || SANITIZER_RISCV64 387 unsigned struct_user_fpxregs_struct_sz = 0; 388#else 389 unsigned struct_user_fpxregs_struct_sz = sizeof(struct user_fpxregs_struct); 390#endif // __x86_64 || __mips64 || __powerpc64__ || __aarch64__ || __arm__ 391// || __s390__ || __loongarch__ 392#ifdef __arm__ 393 unsigned struct_user_vfpregs_struct_sz = ARM_VFPREGS_SIZE; 394#else 395 unsigned struct_user_vfpregs_struct_sz = 0; 396#endif 397 398 int ptrace_peektext = PTRACE_PEEKTEXT; 399 int ptrace_peekdata = PTRACE_PEEKDATA; 400 int ptrace_peekuser = PTRACE_PEEKUSER; 401#if (defined(PTRACE_GETREGS) && defined(PTRACE_SETREGS)) || \ 402 (defined(PT_GETREGS) && defined(PT_SETREGS)) 403 int ptrace_getregs = PTRACE_GETREGS; 404 int ptrace_setregs = PTRACE_SETREGS; 405#else 406 int ptrace_getregs = -1; 407 int ptrace_setregs = -1; 408#endif 409#if (defined(PTRACE_GETFPREGS) && defined(PTRACE_SETFPREGS)) || \ 410 (defined(PT_GETFPREGS) && defined(PT_SETFPREGS)) 411 int ptrace_getfpregs = PTRACE_GETFPREGS; 412 int ptrace_setfpregs = PTRACE_SETFPREGS; 413#else 414 int ptrace_getfpregs = -1; 415 int ptrace_setfpregs = -1; 416#endif 417#if (defined(PTRACE_GETFPXREGS) && defined(PTRACE_SETFPXREGS)) || \ 418 (defined(PT_GETFPXREGS) && defined(PT_SETFPXREGS)) 419 int ptrace_getfpxregs = PTRACE_GETFPXREGS; 420 int ptrace_setfpxregs = PTRACE_SETFPXREGS; 421#else 422 int ptrace_getfpxregs = -1; 423 int ptrace_setfpxregs = -1; 424#endif // PTRACE_GETFPXREGS/PTRACE_SETFPXREGS 425#if defined(PTRACE_GETVFPREGS) && defined(PTRACE_SETVFPREGS) 426 int ptrace_getvfpregs = PTRACE_GETVFPREGS; 427 int ptrace_setvfpregs = PTRACE_SETVFPREGS; 428#else 429 int ptrace_getvfpregs = -1; 430 int ptrace_setvfpregs = -1; 431#endif 432 int ptrace_geteventmsg = PTRACE_GETEVENTMSG; 433#if (defined(PTRACE_GETSIGINFO) && defined(PTRACE_SETSIGINFO)) || \ 434 (defined(PT_GETSIGINFO) && defined(PT_SETSIGINFO)) 435 int ptrace_getsiginfo = PTRACE_GETSIGINFO; 436 int ptrace_setsiginfo = PTRACE_SETSIGINFO; 437#else 438 int ptrace_getsiginfo = -1; 439 int ptrace_setsiginfo = -1; 440#endif // PTRACE_GETSIGINFO/PTRACE_SETSIGINFO 441#if defined(PTRACE_GETREGSET) && defined(PTRACE_SETREGSET) 442 int ptrace_getregset = PTRACE_GETREGSET; 443 int ptrace_setregset = PTRACE_SETREGSET; 444#else 445 int ptrace_getregset = -1; 446 int ptrace_setregset = -1; 447#endif // PTRACE_GETREGSET/PTRACE_SETREGSET 448#endif 449 450 unsigned path_max = PATH_MAX; 451 452 // ioctl arguments 453 unsigned struct_ifreq_sz = sizeof(struct ifreq); 454 unsigned struct_termios_sz = sizeof(struct termios); 455 unsigned struct_winsize_sz = sizeof(struct winsize); 456 457#if SANITIZER_LINUX 458 unsigned struct_arpreq_sz = sizeof(struct arpreq); 459 unsigned struct_cdrom_msf_sz = sizeof(struct cdrom_msf); 460 unsigned struct_cdrom_multisession_sz = sizeof(struct cdrom_multisession); 461 unsigned struct_cdrom_read_audio_sz = sizeof(struct cdrom_read_audio); 462 unsigned struct_cdrom_subchnl_sz = sizeof(struct cdrom_subchnl); 463 unsigned struct_cdrom_ti_sz = sizeof(struct cdrom_ti); 464 unsigned struct_cdrom_tocentry_sz = sizeof(struct cdrom_tocentry); 465 unsigned struct_cdrom_tochdr_sz = sizeof(struct cdrom_tochdr); 466 unsigned struct_cdrom_volctrl_sz = sizeof(struct cdrom_volctrl); 467 unsigned struct_ff_effect_sz = sizeof(struct ff_effect); 468 unsigned struct_floppy_drive_params_sz = sizeof(struct floppy_drive_params); 469 unsigned struct_floppy_drive_struct_sz = sizeof(struct floppy_drive_struct); 470 unsigned struct_floppy_fdc_state_sz = sizeof(struct floppy_fdc_state); 471 unsigned struct_floppy_max_errors_sz = sizeof(struct floppy_max_errors); 472 unsigned struct_floppy_raw_cmd_sz = sizeof(struct floppy_raw_cmd); 473 unsigned struct_floppy_struct_sz = sizeof(struct floppy_struct); 474 unsigned struct_floppy_write_errors_sz = sizeof(struct floppy_write_errors); 475 unsigned struct_format_descr_sz = sizeof(struct format_descr); 476 unsigned struct_hd_driveid_sz = sizeof(struct hd_driveid); 477 unsigned struct_hd_geometry_sz = sizeof(struct hd_geometry); 478 unsigned struct_input_absinfo_sz = sizeof(struct input_absinfo); 479 unsigned struct_input_id_sz = sizeof(struct input_id); 480 unsigned struct_mtpos_sz = sizeof(struct mtpos); 481 unsigned struct_rtentry_sz = sizeof(struct rtentry); 482#if SANITIZER_GLIBC || SANITIZER_ANDROID 483 unsigned struct_termio_sz = sizeof(struct termio); 484#endif 485 unsigned struct_vt_consize_sz = sizeof(struct vt_consize); 486 unsigned struct_vt_sizes_sz = sizeof(struct vt_sizes); 487 unsigned struct_vt_stat_sz = sizeof(struct vt_stat); 488#endif // SANITIZER_LINUX 489 490#if SANITIZER_LINUX 491#if SOUND_VERSION >= 0x040000 492 unsigned struct_copr_buffer_sz = 0; 493 unsigned struct_copr_debug_buf_sz = 0; 494 unsigned struct_copr_msg_sz = 0; 495#else 496 unsigned struct_copr_buffer_sz = sizeof(struct copr_buffer); 497 unsigned struct_copr_debug_buf_sz = sizeof(struct copr_debug_buf); 498 unsigned struct_copr_msg_sz = sizeof(struct copr_msg); 499#endif 500 unsigned struct_midi_info_sz = sizeof(struct midi_info); 501 unsigned struct_mtget_sz = sizeof(struct mtget); 502 unsigned struct_mtop_sz = sizeof(struct mtop); 503 unsigned struct_sbi_instrument_sz = sizeof(struct sbi_instrument); 504 unsigned struct_seq_event_rec_sz = sizeof(struct seq_event_rec); 505 unsigned struct_synth_info_sz = sizeof(struct synth_info); 506 unsigned struct_vt_mode_sz = sizeof(struct vt_mode); 507#endif // SANITIZER_LINUX 508 509#if SANITIZER_GLIBC 510 unsigned struct_ax25_parms_struct_sz = sizeof(struct ax25_parms_struct); 511#if EV_VERSION > (0x010000) 512 unsigned struct_input_keymap_entry_sz = sizeof(struct input_keymap_entry); 513#else 514 unsigned struct_input_keymap_entry_sz = 0; 515#endif 516 unsigned struct_ipx_config_data_sz = sizeof(struct ipx_config_data); 517 unsigned struct_kbdiacrs_sz = sizeof(struct kbdiacrs); 518 unsigned struct_kbentry_sz = sizeof(struct kbentry); 519 unsigned struct_kbkeycode_sz = sizeof(struct kbkeycode); 520 unsigned struct_kbsentry_sz = sizeof(struct kbsentry); 521 unsigned struct_mtconfiginfo_sz = sizeof(struct mtconfiginfo); 522 unsigned struct_nr_parms_struct_sz = sizeof(struct nr_parms_struct); 523 unsigned struct_scc_modem_sz = sizeof(struct scc_modem); 524 unsigned struct_scc_stat_sz = sizeof(struct scc_stat); 525 unsigned struct_serial_multiport_struct_sz 526 = sizeof(struct serial_multiport_struct); 527 unsigned struct_serial_struct_sz = sizeof(struct serial_struct); 528 unsigned struct_sockaddr_ax25_sz = sizeof(struct sockaddr_ax25); 529 unsigned struct_unimapdesc_sz = sizeof(struct unimapdesc); 530 unsigned struct_unimapinit_sz = sizeof(struct unimapinit); 531 532 unsigned struct_audio_buf_info_sz = sizeof(struct audio_buf_info); 533 unsigned struct_ppp_stats_sz = sizeof(struct ppp_stats); 534#endif // SANITIZER_GLIBC 535 536#if !SANITIZER_ANDROID && !SANITIZER_APPLE 537 unsigned struct_sioc_sg_req_sz = sizeof(struct sioc_sg_req); 538 unsigned struct_sioc_vif_req_sz = sizeof(struct sioc_vif_req); 539#endif 540 541 const unsigned long __sanitizer_bufsiz = BUFSIZ; 542 543 const unsigned IOCTL_NOT_PRESENT = 0; 544 545 unsigned IOCTL_FIOASYNC = FIOASYNC; 546 unsigned IOCTL_FIOCLEX = FIOCLEX; 547 unsigned IOCTL_FIOGETOWN = FIOGETOWN; 548 unsigned IOCTL_FIONBIO = FIONBIO; 549 unsigned IOCTL_FIONCLEX = FIONCLEX; 550 unsigned IOCTL_FIOSETOWN = FIOSETOWN; 551 unsigned IOCTL_SIOCADDMULTI = SIOCADDMULTI; 552 unsigned IOCTL_SIOCATMARK = SIOCATMARK; 553 unsigned IOCTL_SIOCDELMULTI = SIOCDELMULTI; 554 unsigned IOCTL_SIOCGIFADDR = SIOCGIFADDR; 555 unsigned IOCTL_SIOCGIFBRDADDR = SIOCGIFBRDADDR; 556 unsigned IOCTL_SIOCGIFCONF = SIOCGIFCONF; 557 unsigned IOCTL_SIOCGIFDSTADDR = SIOCGIFDSTADDR; 558 unsigned IOCTL_SIOCGIFFLAGS = SIOCGIFFLAGS; 559 unsigned IOCTL_SIOCGIFMETRIC = SIOCGIFMETRIC; 560 unsigned IOCTL_SIOCGIFMTU = SIOCGIFMTU; 561 unsigned IOCTL_SIOCGIFNETMASK = SIOCGIFNETMASK; 562 unsigned IOCTL_SIOCGPGRP = SIOCGPGRP; 563 unsigned IOCTL_SIOCSIFADDR = SIOCSIFADDR; 564 unsigned IOCTL_SIOCSIFBRDADDR = SIOCSIFBRDADDR; 565 unsigned IOCTL_SIOCSIFDSTADDR = SIOCSIFDSTADDR; 566 unsigned IOCTL_SIOCSIFFLAGS = SIOCSIFFLAGS; 567 unsigned IOCTL_SIOCSIFMETRIC = SIOCSIFMETRIC; 568 unsigned IOCTL_SIOCSIFMTU = SIOCSIFMTU; 569 unsigned IOCTL_SIOCSIFNETMASK = SIOCSIFNETMASK; 570 unsigned IOCTL_SIOCSPGRP = SIOCSPGRP; 571 unsigned IOCTL_TIOCCONS = TIOCCONS; 572 unsigned IOCTL_TIOCEXCL = TIOCEXCL; 573 unsigned IOCTL_TIOCGETD = TIOCGETD; 574 unsigned IOCTL_TIOCGPGRP = TIOCGPGRP; 575 unsigned IOCTL_TIOCGWINSZ = TIOCGWINSZ; 576 unsigned IOCTL_TIOCMBIC = TIOCMBIC; 577 unsigned IOCTL_TIOCMBIS = TIOCMBIS; 578 unsigned IOCTL_TIOCMGET = TIOCMGET; 579 unsigned IOCTL_TIOCMSET = TIOCMSET; 580 unsigned IOCTL_TIOCNOTTY = TIOCNOTTY; 581 unsigned IOCTL_TIOCNXCL = TIOCNXCL; 582 unsigned IOCTL_TIOCOUTQ = TIOCOUTQ; 583 unsigned IOCTL_TIOCPKT = TIOCPKT; 584 unsigned IOCTL_TIOCSCTTY = TIOCSCTTY; 585 unsigned IOCTL_TIOCSETD = TIOCSETD; 586 unsigned IOCTL_TIOCSPGRP = TIOCSPGRP; 587 unsigned IOCTL_TIOCSTI = TIOCSTI; 588 unsigned IOCTL_TIOCSWINSZ = TIOCSWINSZ; 589#if SANITIZER_LINUX && !SANITIZER_ANDROID 590 unsigned IOCTL_SIOCGETSGCNT = SIOCGETSGCNT; 591 unsigned IOCTL_SIOCGETVIFCNT = SIOCGETVIFCNT; 592#endif 593 594#if SANITIZER_LINUX 595 unsigned IOCTL_EVIOCGABS = EVIOCGABS(0); 596 unsigned IOCTL_EVIOCGBIT = EVIOCGBIT(0, 0); 597 unsigned IOCTL_EVIOCGEFFECTS = EVIOCGEFFECTS; 598 unsigned IOCTL_EVIOCGID = EVIOCGID; 599 unsigned IOCTL_EVIOCGKEY = EVIOCGKEY(0); 600 unsigned IOCTL_EVIOCGKEYCODE = EVIOCGKEYCODE; 601 unsigned IOCTL_EVIOCGLED = EVIOCGLED(0); 602 unsigned IOCTL_EVIOCGNAME = EVIOCGNAME(0); 603 unsigned IOCTL_EVIOCGPHYS = EVIOCGPHYS(0); 604 unsigned IOCTL_EVIOCGRAB = EVIOCGRAB; 605 unsigned IOCTL_EVIOCGREP = EVIOCGREP; 606 unsigned IOCTL_EVIOCGSND = EVIOCGSND(0); 607 unsigned IOCTL_EVIOCGSW = EVIOCGSW(0); 608 unsigned IOCTL_EVIOCGUNIQ = EVIOCGUNIQ(0); 609 unsigned IOCTL_EVIOCGVERSION = EVIOCGVERSION; 610 unsigned IOCTL_EVIOCRMFF = EVIOCRMFF; 611 unsigned IOCTL_EVIOCSABS = EVIOCSABS(0); 612 unsigned IOCTL_EVIOCSFF = EVIOCSFF; 613 unsigned IOCTL_EVIOCSKEYCODE = EVIOCSKEYCODE; 614 unsigned IOCTL_EVIOCSREP = EVIOCSREP; 615 unsigned IOCTL_BLKFLSBUF = BLKFLSBUF; 616 unsigned IOCTL_BLKGETSIZE = BLKGETSIZE; 617 unsigned IOCTL_BLKRAGET = BLKRAGET; 618 unsigned IOCTL_BLKRASET = BLKRASET; 619 unsigned IOCTL_BLKROGET = BLKROGET; 620 unsigned IOCTL_BLKROSET = BLKROSET; 621 unsigned IOCTL_BLKRRPART = BLKRRPART; 622 unsigned IOCTL_BLKFRASET = BLKFRASET; 623 unsigned IOCTL_BLKFRAGET = BLKFRAGET; 624 unsigned IOCTL_BLKSECTSET = BLKSECTSET; 625 unsigned IOCTL_BLKSECTGET = BLKSECTGET; 626 unsigned IOCTL_BLKSSZGET = BLKSSZGET; 627 unsigned IOCTL_BLKBSZGET = BLKBSZGET; 628 unsigned IOCTL_BLKBSZSET = BLKBSZSET; 629 unsigned IOCTL_BLKGETSIZE64 = BLKGETSIZE64; 630 unsigned IOCTL_CDROMAUDIOBUFSIZ = CDROMAUDIOBUFSIZ; 631 unsigned IOCTL_CDROMEJECT = CDROMEJECT; 632 unsigned IOCTL_CDROMEJECT_SW = CDROMEJECT_SW; 633 unsigned IOCTL_CDROMMULTISESSION = CDROMMULTISESSION; 634 unsigned IOCTL_CDROMPAUSE = CDROMPAUSE; 635 unsigned IOCTL_CDROMPLAYMSF = CDROMPLAYMSF; 636 unsigned IOCTL_CDROMPLAYTRKIND = CDROMPLAYTRKIND; 637 unsigned IOCTL_CDROMREADAUDIO = CDROMREADAUDIO; 638 unsigned IOCTL_CDROMREADCOOKED = CDROMREADCOOKED; 639 unsigned IOCTL_CDROMREADMODE1 = CDROMREADMODE1; 640 unsigned IOCTL_CDROMREADMODE2 = CDROMREADMODE2; 641 unsigned IOCTL_CDROMREADRAW = CDROMREADRAW; 642 unsigned IOCTL_CDROMREADTOCENTRY = CDROMREADTOCENTRY; 643 unsigned IOCTL_CDROMREADTOCHDR = CDROMREADTOCHDR; 644 unsigned IOCTL_CDROMRESET = CDROMRESET; 645 unsigned IOCTL_CDROMRESUME = CDROMRESUME; 646 unsigned IOCTL_CDROMSEEK = CDROMSEEK; 647 unsigned IOCTL_CDROMSTART = CDROMSTART; 648 unsigned IOCTL_CDROMSTOP = CDROMSTOP; 649 unsigned IOCTL_CDROMSUBCHNL = CDROMSUBCHNL; 650 unsigned IOCTL_CDROMVOLCTRL = CDROMVOLCTRL; 651 unsigned IOCTL_CDROMVOLREAD = CDROMVOLREAD; 652 unsigned IOCTL_CDROM_GET_UPC = CDROM_GET_UPC; 653 unsigned IOCTL_FDCLRPRM = FDCLRPRM; 654 unsigned IOCTL_FDDEFPRM = FDDEFPRM; 655 unsigned IOCTL_FDFLUSH = FDFLUSH; 656 unsigned IOCTL_FDFMTBEG = FDFMTBEG; 657 unsigned IOCTL_FDFMTEND = FDFMTEND; 658 unsigned IOCTL_FDFMTTRK = FDFMTTRK; 659 unsigned IOCTL_FDGETDRVPRM = FDGETDRVPRM; 660 unsigned IOCTL_FDGETDRVSTAT = FDGETDRVSTAT; 661 unsigned IOCTL_FDGETDRVTYP = FDGETDRVTYP; 662 unsigned IOCTL_FDGETFDCSTAT = FDGETFDCSTAT; 663 unsigned IOCTL_FDGETMAXERRS = FDGETMAXERRS; 664 unsigned IOCTL_FDGETPRM = FDGETPRM; 665 unsigned IOCTL_FDMSGOFF = FDMSGOFF; 666 unsigned IOCTL_FDMSGON = FDMSGON; 667 unsigned IOCTL_FDPOLLDRVSTAT = FDPOLLDRVSTAT; 668 unsigned IOCTL_FDRAWCMD = FDRAWCMD; 669 unsigned IOCTL_FDRESET = FDRESET; 670 unsigned IOCTL_FDSETDRVPRM = FDSETDRVPRM; 671 unsigned IOCTL_FDSETEMSGTRESH = FDSETEMSGTRESH; 672 unsigned IOCTL_FDSETMAXERRS = FDSETMAXERRS; 673 unsigned IOCTL_FDSETPRM = FDSETPRM; 674 unsigned IOCTL_FDTWADDLE = FDTWADDLE; 675 unsigned IOCTL_FDWERRORCLR = FDWERRORCLR; 676 unsigned IOCTL_FDWERRORGET = FDWERRORGET; 677 unsigned IOCTL_HDIO_DRIVE_CMD = HDIO_DRIVE_CMD; 678 unsigned IOCTL_HDIO_GETGEO = HDIO_GETGEO; 679 unsigned IOCTL_HDIO_GET_32BIT = HDIO_GET_32BIT; 680 unsigned IOCTL_HDIO_GET_DMA = HDIO_GET_DMA; 681 unsigned IOCTL_HDIO_GET_IDENTITY = HDIO_GET_IDENTITY; 682 unsigned IOCTL_HDIO_GET_KEEPSETTINGS = HDIO_GET_KEEPSETTINGS; 683 unsigned IOCTL_HDIO_GET_MULTCOUNT = HDIO_GET_MULTCOUNT; 684 unsigned IOCTL_HDIO_GET_NOWERR = HDIO_GET_NOWERR; 685 unsigned IOCTL_HDIO_GET_UNMASKINTR = HDIO_GET_UNMASKINTR; 686 unsigned IOCTL_HDIO_SET_32BIT = HDIO_SET_32BIT; 687 unsigned IOCTL_HDIO_SET_DMA = HDIO_SET_DMA; 688 unsigned IOCTL_HDIO_SET_KEEPSETTINGS = HDIO_SET_KEEPSETTINGS; 689 unsigned IOCTL_HDIO_SET_MULTCOUNT = HDIO_SET_MULTCOUNT; 690 unsigned IOCTL_HDIO_SET_NOWERR = HDIO_SET_NOWERR; 691 unsigned IOCTL_HDIO_SET_UNMASKINTR = HDIO_SET_UNMASKINTR; 692 unsigned IOCTL_MTIOCPOS = MTIOCPOS; 693 unsigned IOCTL_PPPIOCGASYNCMAP = PPPIOCGASYNCMAP; 694 unsigned IOCTL_PPPIOCGDEBUG = PPPIOCGDEBUG; 695 unsigned IOCTL_PPPIOCGFLAGS = PPPIOCGFLAGS; 696 unsigned IOCTL_PPPIOCGUNIT = PPPIOCGUNIT; 697 unsigned IOCTL_PPPIOCGXASYNCMAP = PPPIOCGXASYNCMAP; 698 unsigned IOCTL_PPPIOCSASYNCMAP = PPPIOCSASYNCMAP; 699 unsigned IOCTL_PPPIOCSDEBUG = PPPIOCSDEBUG; 700 unsigned IOCTL_PPPIOCSFLAGS = PPPIOCSFLAGS; 701 unsigned IOCTL_PPPIOCSMAXCID = PPPIOCSMAXCID; 702 unsigned IOCTL_PPPIOCSMRU = PPPIOCSMRU; 703 unsigned IOCTL_PPPIOCSXASYNCMAP = PPPIOCSXASYNCMAP; 704 unsigned IOCTL_SIOCADDRT = SIOCADDRT; 705 unsigned IOCTL_SIOCDARP = SIOCDARP; 706 unsigned IOCTL_SIOCDELRT = SIOCDELRT; 707 unsigned IOCTL_SIOCDRARP = SIOCDRARP; 708 unsigned IOCTL_SIOCGARP = SIOCGARP; 709 unsigned IOCTL_SIOCGIFENCAP = SIOCGIFENCAP; 710 unsigned IOCTL_SIOCGIFHWADDR = SIOCGIFHWADDR; 711 unsigned IOCTL_SIOCGIFMAP = SIOCGIFMAP; 712 unsigned IOCTL_SIOCGIFMEM = SIOCGIFMEM; 713 unsigned IOCTL_SIOCGIFNAME = SIOCGIFNAME; 714 unsigned IOCTL_SIOCGIFSLAVE = SIOCGIFSLAVE; 715 unsigned IOCTL_SIOCGRARP = SIOCGRARP; 716 unsigned IOCTL_SIOCGSTAMP = SIOCGSTAMP; 717 unsigned IOCTL_SIOCSARP = SIOCSARP; 718 unsigned IOCTL_SIOCSIFENCAP = SIOCSIFENCAP; 719 unsigned IOCTL_SIOCSIFHWADDR = SIOCSIFHWADDR; 720 unsigned IOCTL_SIOCSIFLINK = SIOCSIFLINK; 721 unsigned IOCTL_SIOCSIFMAP = SIOCSIFMAP; 722 unsigned IOCTL_SIOCSIFMEM = SIOCSIFMEM; 723 unsigned IOCTL_SIOCSIFSLAVE = SIOCSIFSLAVE; 724 unsigned IOCTL_SIOCSRARP = SIOCSRARP; 725# if SOUND_VERSION >= 0x040000 726 unsigned IOCTL_SNDCTL_COPR_HALT = IOCTL_NOT_PRESENT; 727 unsigned IOCTL_SNDCTL_COPR_LOAD = IOCTL_NOT_PRESENT; 728 unsigned IOCTL_SNDCTL_COPR_RCODE = IOCTL_NOT_PRESENT; 729 unsigned IOCTL_SNDCTL_COPR_RCVMSG = IOCTL_NOT_PRESENT; 730 unsigned IOCTL_SNDCTL_COPR_RDATA = IOCTL_NOT_PRESENT; 731 unsigned IOCTL_SNDCTL_COPR_RESET = IOCTL_NOT_PRESENT; 732 unsigned IOCTL_SNDCTL_COPR_RUN = IOCTL_NOT_PRESENT; 733 unsigned IOCTL_SNDCTL_COPR_SENDMSG = IOCTL_NOT_PRESENT; 734 unsigned IOCTL_SNDCTL_COPR_WCODE = IOCTL_NOT_PRESENT; 735 unsigned IOCTL_SNDCTL_COPR_WDATA = IOCTL_NOT_PRESENT; 736 unsigned IOCTL_SOUND_PCM_READ_BITS = IOCTL_NOT_PRESENT; 737 unsigned IOCTL_SOUND_PCM_READ_CHANNELS = IOCTL_NOT_PRESENT; 738 unsigned IOCTL_SOUND_PCM_READ_FILTER = IOCTL_NOT_PRESENT; 739 unsigned IOCTL_SOUND_PCM_READ_RATE = IOCTL_NOT_PRESENT; 740 unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS = IOCTL_NOT_PRESENT; 741 unsigned IOCTL_SOUND_PCM_WRITE_FILTER = IOCTL_NOT_PRESENT; 742# else // SOUND_VERSION 743 unsigned IOCTL_SNDCTL_COPR_HALT = SNDCTL_COPR_HALT; 744 unsigned IOCTL_SNDCTL_COPR_LOAD = SNDCTL_COPR_LOAD; 745 unsigned IOCTL_SNDCTL_COPR_RCODE = SNDCTL_COPR_RCODE; 746 unsigned IOCTL_SNDCTL_COPR_RCVMSG = SNDCTL_COPR_RCVMSG; 747 unsigned IOCTL_SNDCTL_COPR_RDATA = SNDCTL_COPR_RDATA; 748 unsigned IOCTL_SNDCTL_COPR_RESET = SNDCTL_COPR_RESET; 749 unsigned IOCTL_SNDCTL_COPR_RUN = SNDCTL_COPR_RUN; 750 unsigned IOCTL_SNDCTL_COPR_SENDMSG = SNDCTL_COPR_SENDMSG; 751 unsigned IOCTL_SNDCTL_COPR_WCODE = SNDCTL_COPR_WCODE; 752 unsigned IOCTL_SNDCTL_COPR_WDATA = SNDCTL_COPR_WDATA; 753 unsigned IOCTL_SOUND_PCM_READ_BITS = SOUND_PCM_READ_BITS; 754 unsigned IOCTL_SOUND_PCM_READ_CHANNELS = SOUND_PCM_READ_CHANNELS; 755 unsigned IOCTL_SOUND_PCM_READ_FILTER = SOUND_PCM_READ_FILTER; 756 unsigned IOCTL_SOUND_PCM_READ_RATE = SOUND_PCM_READ_RATE; 757 unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS = SOUND_PCM_WRITE_CHANNELS; 758 unsigned IOCTL_SOUND_PCM_WRITE_FILTER = SOUND_PCM_WRITE_FILTER; 759#endif // SOUND_VERSION 760 unsigned IOCTL_TCFLSH = TCFLSH; 761 unsigned IOCTL_TCGETA = TCGETA; 762 unsigned IOCTL_TCGETS = TCGETS; 763 unsigned IOCTL_TCSBRK = TCSBRK; 764 unsigned IOCTL_TCSBRKP = TCSBRKP; 765 unsigned IOCTL_TCSETA = TCSETA; 766 unsigned IOCTL_TCSETAF = TCSETAF; 767 unsigned IOCTL_TCSETAW = TCSETAW; 768 unsigned IOCTL_TCSETS = TCSETS; 769 unsigned IOCTL_TCSETSF = TCSETSF; 770 unsigned IOCTL_TCSETSW = TCSETSW; 771 unsigned IOCTL_TCXONC = TCXONC; 772 unsigned IOCTL_TIOCGLCKTRMIOS = TIOCGLCKTRMIOS; 773 unsigned IOCTL_TIOCGSOFTCAR = TIOCGSOFTCAR; 774 unsigned IOCTL_TIOCINQ = TIOCINQ; 775 unsigned IOCTL_TIOCLINUX = TIOCLINUX; 776 unsigned IOCTL_TIOCSERCONFIG = TIOCSERCONFIG; 777 unsigned IOCTL_TIOCSERGETLSR = TIOCSERGETLSR; 778 unsigned IOCTL_TIOCSERGWILD = TIOCSERGWILD; 779 unsigned IOCTL_TIOCSERSWILD = TIOCSERSWILD; 780 unsigned IOCTL_TIOCSLCKTRMIOS = TIOCSLCKTRMIOS; 781 unsigned IOCTL_TIOCSSOFTCAR = TIOCSSOFTCAR; 782 unsigned IOCTL_VT_DISALLOCATE = VT_DISALLOCATE; 783 unsigned IOCTL_VT_GETSTATE = VT_GETSTATE; 784 unsigned IOCTL_VT_RESIZE = VT_RESIZE; 785 unsigned IOCTL_VT_RESIZEX = VT_RESIZEX; 786 unsigned IOCTL_VT_SENDSIG = VT_SENDSIG; 787 unsigned IOCTL_MTIOCGET = MTIOCGET; 788 unsigned IOCTL_MTIOCTOP = MTIOCTOP; 789 unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE = SNDCTL_DSP_GETBLKSIZE; 790 unsigned IOCTL_SNDCTL_DSP_GETFMTS = SNDCTL_DSP_GETFMTS; 791 unsigned IOCTL_SNDCTL_DSP_NONBLOCK = SNDCTL_DSP_NONBLOCK; 792 unsigned IOCTL_SNDCTL_DSP_POST = SNDCTL_DSP_POST; 793 unsigned IOCTL_SNDCTL_DSP_RESET = SNDCTL_DSP_RESET; 794 unsigned IOCTL_SNDCTL_DSP_SETFMT = SNDCTL_DSP_SETFMT; 795 unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT = SNDCTL_DSP_SETFRAGMENT; 796 unsigned IOCTL_SNDCTL_DSP_SPEED = SNDCTL_DSP_SPEED; 797 unsigned IOCTL_SNDCTL_DSP_STEREO = SNDCTL_DSP_STEREO; 798 unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE = SNDCTL_DSP_SUBDIVIDE; 799 unsigned IOCTL_SNDCTL_DSP_SYNC = SNDCTL_DSP_SYNC; 800 unsigned IOCTL_SNDCTL_FM_4OP_ENABLE = SNDCTL_FM_4OP_ENABLE; 801 unsigned IOCTL_SNDCTL_FM_LOAD_INSTR = SNDCTL_FM_LOAD_INSTR; 802 unsigned IOCTL_SNDCTL_MIDI_INFO = SNDCTL_MIDI_INFO; 803 unsigned IOCTL_SNDCTL_MIDI_PRETIME = SNDCTL_MIDI_PRETIME; 804 unsigned IOCTL_SNDCTL_SEQ_CTRLRATE = SNDCTL_SEQ_CTRLRATE; 805 unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT = SNDCTL_SEQ_GETINCOUNT; 806 unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT = SNDCTL_SEQ_GETOUTCOUNT; 807 unsigned IOCTL_SNDCTL_SEQ_NRMIDIS = SNDCTL_SEQ_NRMIDIS; 808 unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS = SNDCTL_SEQ_NRSYNTHS; 809 unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND = SNDCTL_SEQ_OUTOFBAND; 810 unsigned IOCTL_SNDCTL_SEQ_PANIC = SNDCTL_SEQ_PANIC; 811 unsigned IOCTL_SNDCTL_SEQ_PERCMODE = SNDCTL_SEQ_PERCMODE; 812 unsigned IOCTL_SNDCTL_SEQ_RESET = SNDCTL_SEQ_RESET; 813 unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES = SNDCTL_SEQ_RESETSAMPLES; 814 unsigned IOCTL_SNDCTL_SEQ_SYNC = SNDCTL_SEQ_SYNC; 815 unsigned IOCTL_SNDCTL_SEQ_TESTMIDI = SNDCTL_SEQ_TESTMIDI; 816 unsigned IOCTL_SNDCTL_SEQ_THRESHOLD = SNDCTL_SEQ_THRESHOLD; 817 unsigned IOCTL_SNDCTL_SYNTH_INFO = SNDCTL_SYNTH_INFO; 818 unsigned IOCTL_SNDCTL_SYNTH_MEMAVL = SNDCTL_SYNTH_MEMAVL; 819 unsigned IOCTL_SNDCTL_TMR_CONTINUE = SNDCTL_TMR_CONTINUE; 820 unsigned IOCTL_SNDCTL_TMR_METRONOME = SNDCTL_TMR_METRONOME; 821 unsigned IOCTL_SNDCTL_TMR_SELECT = SNDCTL_TMR_SELECT; 822 unsigned IOCTL_SNDCTL_TMR_SOURCE = SNDCTL_TMR_SOURCE; 823 unsigned IOCTL_SNDCTL_TMR_START = SNDCTL_TMR_START; 824 unsigned IOCTL_SNDCTL_TMR_STOP = SNDCTL_TMR_STOP; 825 unsigned IOCTL_SNDCTL_TMR_TEMPO = SNDCTL_TMR_TEMPO; 826 unsigned IOCTL_SNDCTL_TMR_TIMEBASE = SNDCTL_TMR_TIMEBASE; 827 unsigned IOCTL_SOUND_MIXER_READ_ALTPCM = SOUND_MIXER_READ_ALTPCM; 828 unsigned IOCTL_SOUND_MIXER_READ_BASS = SOUND_MIXER_READ_BASS; 829 unsigned IOCTL_SOUND_MIXER_READ_CAPS = SOUND_MIXER_READ_CAPS; 830 unsigned IOCTL_SOUND_MIXER_READ_CD = SOUND_MIXER_READ_CD; 831 unsigned IOCTL_SOUND_MIXER_READ_DEVMASK = SOUND_MIXER_READ_DEVMASK; 832 unsigned IOCTL_SOUND_MIXER_READ_ENHANCE = SOUND_MIXER_READ_ENHANCE; 833 unsigned IOCTL_SOUND_MIXER_READ_IGAIN = SOUND_MIXER_READ_IGAIN; 834 unsigned IOCTL_SOUND_MIXER_READ_IMIX = SOUND_MIXER_READ_IMIX; 835 unsigned IOCTL_SOUND_MIXER_READ_LINE = SOUND_MIXER_READ_LINE; 836 unsigned IOCTL_SOUND_MIXER_READ_LINE1 = SOUND_MIXER_READ_LINE1; 837 unsigned IOCTL_SOUND_MIXER_READ_LINE2 = SOUND_MIXER_READ_LINE2; 838 unsigned IOCTL_SOUND_MIXER_READ_LINE3 = SOUND_MIXER_READ_LINE3; 839 unsigned IOCTL_SOUND_MIXER_READ_LOUD = SOUND_MIXER_READ_LOUD; 840 unsigned IOCTL_SOUND_MIXER_READ_MIC = SOUND_MIXER_READ_MIC; 841 unsigned IOCTL_SOUND_MIXER_READ_MUTE = SOUND_MIXER_READ_MUTE; 842 unsigned IOCTL_SOUND_MIXER_READ_OGAIN = SOUND_MIXER_READ_OGAIN; 843 unsigned IOCTL_SOUND_MIXER_READ_PCM = SOUND_MIXER_READ_PCM; 844 unsigned IOCTL_SOUND_MIXER_READ_RECLEV = SOUND_MIXER_READ_RECLEV; 845 unsigned IOCTL_SOUND_MIXER_READ_RECMASK = SOUND_MIXER_READ_RECMASK; 846 unsigned IOCTL_SOUND_MIXER_READ_RECSRC = SOUND_MIXER_READ_RECSRC; 847 unsigned IOCTL_SOUND_MIXER_READ_SPEAKER = SOUND_MIXER_READ_SPEAKER; 848 unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS = SOUND_MIXER_READ_STEREODEVS; 849 unsigned IOCTL_SOUND_MIXER_READ_SYNTH = SOUND_MIXER_READ_SYNTH; 850 unsigned IOCTL_SOUND_MIXER_READ_TREBLE = SOUND_MIXER_READ_TREBLE; 851 unsigned IOCTL_SOUND_MIXER_READ_VOLUME = SOUND_MIXER_READ_VOLUME; 852 unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM = SOUND_MIXER_WRITE_ALTPCM; 853 unsigned IOCTL_SOUND_MIXER_WRITE_BASS = SOUND_MIXER_WRITE_BASS; 854 unsigned IOCTL_SOUND_MIXER_WRITE_CD = SOUND_MIXER_WRITE_CD; 855 unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE = SOUND_MIXER_WRITE_ENHANCE; 856 unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN = SOUND_MIXER_WRITE_IGAIN; 857 unsigned IOCTL_SOUND_MIXER_WRITE_IMIX = SOUND_MIXER_WRITE_IMIX; 858 unsigned IOCTL_SOUND_MIXER_WRITE_LINE = SOUND_MIXER_WRITE_LINE; 859 unsigned IOCTL_SOUND_MIXER_WRITE_LINE1 = SOUND_MIXER_WRITE_LINE1; 860 unsigned IOCTL_SOUND_MIXER_WRITE_LINE2 = SOUND_MIXER_WRITE_LINE2; 861 unsigned IOCTL_SOUND_MIXER_WRITE_LINE3 = SOUND_MIXER_WRITE_LINE3; 862 unsigned IOCTL_SOUND_MIXER_WRITE_LOUD = SOUND_MIXER_WRITE_LOUD; 863 unsigned IOCTL_SOUND_MIXER_WRITE_MIC = SOUND_MIXER_WRITE_MIC; 864 unsigned IOCTL_SOUND_MIXER_WRITE_MUTE = SOUND_MIXER_WRITE_MUTE; 865 unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN = SOUND_MIXER_WRITE_OGAIN; 866 unsigned IOCTL_SOUND_MIXER_WRITE_PCM = SOUND_MIXER_WRITE_PCM; 867 unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV = SOUND_MIXER_WRITE_RECLEV; 868 unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC = SOUND_MIXER_WRITE_RECSRC; 869 unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER = SOUND_MIXER_WRITE_SPEAKER; 870 unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH = SOUND_MIXER_WRITE_SYNTH; 871 unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE = SOUND_MIXER_WRITE_TREBLE; 872 unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME = SOUND_MIXER_WRITE_VOLUME; 873 unsigned IOCTL_VT_ACTIVATE = VT_ACTIVATE; 874 unsigned IOCTL_VT_GETMODE = VT_GETMODE; 875 unsigned IOCTL_VT_OPENQRY = VT_OPENQRY; 876 unsigned IOCTL_VT_RELDISP = VT_RELDISP; 877 unsigned IOCTL_VT_SETMODE = VT_SETMODE; 878 unsigned IOCTL_VT_WAITACTIVE = VT_WAITACTIVE; 879#endif // SANITIZER_LINUX 880 881#if SANITIZER_LINUX && !SANITIZER_ANDROID 882 unsigned IOCTL_EQL_EMANCIPATE = EQL_EMANCIPATE; 883 unsigned IOCTL_EQL_ENSLAVE = EQL_ENSLAVE; 884 unsigned IOCTL_EQL_GETMASTRCFG = EQL_GETMASTRCFG; 885 unsigned IOCTL_EQL_GETSLAVECFG = EQL_GETSLAVECFG; 886 unsigned IOCTL_EQL_SETMASTRCFG = EQL_SETMASTRCFG; 887 unsigned IOCTL_EQL_SETSLAVECFG = EQL_SETSLAVECFG; 888#if EV_VERSION > (0x010000) 889 unsigned IOCTL_EVIOCGKEYCODE_V2 = EVIOCGKEYCODE_V2; 890 unsigned IOCTL_EVIOCGPROP = EVIOCGPROP(0); 891 unsigned IOCTL_EVIOCSKEYCODE_V2 = EVIOCSKEYCODE_V2; 892#else 893 unsigned IOCTL_EVIOCGKEYCODE_V2 = IOCTL_NOT_PRESENT; 894 unsigned IOCTL_EVIOCGPROP = IOCTL_NOT_PRESENT; 895 unsigned IOCTL_EVIOCSKEYCODE_V2 = IOCTL_NOT_PRESENT; 896#endif 897 unsigned IOCTL_FS_IOC_GETFLAGS = _IOR('f', 1, long); 898 unsigned IOCTL_FS_IOC_GETVERSION = _IOR('v', 1, long); 899 unsigned IOCTL_FS_IOC_SETFLAGS = _IOW('f', 2, long); 900 unsigned IOCTL_FS_IOC_SETVERSION = _IOW('v', 2, long); 901 unsigned IOCTL_GIO_CMAP = GIO_CMAP; 902 unsigned IOCTL_GIO_FONT = GIO_FONT; 903 unsigned IOCTL_GIO_UNIMAP = GIO_UNIMAP; 904 unsigned IOCTL_GIO_UNISCRNMAP = GIO_UNISCRNMAP; 905 unsigned IOCTL_KDADDIO = KDADDIO; 906 unsigned IOCTL_KDDELIO = KDDELIO; 907 unsigned IOCTL_KDGETKEYCODE = KDGETKEYCODE; 908 unsigned IOCTL_KDGKBDIACR = KDGKBDIACR; 909 unsigned IOCTL_KDGKBENT = KDGKBENT; 910 unsigned IOCTL_KDGKBLED = KDGKBLED; 911 unsigned IOCTL_KDGKBMETA = KDGKBMETA; 912 unsigned IOCTL_KDGKBSENT = KDGKBSENT; 913 unsigned IOCTL_KDMAPDISP = KDMAPDISP; 914 unsigned IOCTL_KDSETKEYCODE = KDSETKEYCODE; 915 unsigned IOCTL_KDSIGACCEPT = KDSIGACCEPT; 916 unsigned IOCTL_KDSKBDIACR = KDSKBDIACR; 917 unsigned IOCTL_KDSKBENT = KDSKBENT; 918 unsigned IOCTL_KDSKBLED = KDSKBLED; 919 unsigned IOCTL_KDSKBMETA = KDSKBMETA; 920 unsigned IOCTL_KDSKBSENT = KDSKBSENT; 921 unsigned IOCTL_KDUNMAPDISP = KDUNMAPDISP; 922 unsigned IOCTL_LPABORT = LPABORT; 923 unsigned IOCTL_LPABORTOPEN = LPABORTOPEN; 924 unsigned IOCTL_LPCAREFUL = LPCAREFUL; 925 unsigned IOCTL_LPCHAR = LPCHAR; 926 unsigned IOCTL_LPGETIRQ = LPGETIRQ; 927 unsigned IOCTL_LPGETSTATUS = LPGETSTATUS; 928 unsigned IOCTL_LPRESET = LPRESET; 929 unsigned IOCTL_LPSETIRQ = LPSETIRQ; 930 unsigned IOCTL_LPTIME = LPTIME; 931 unsigned IOCTL_LPWAIT = LPWAIT; 932 unsigned IOCTL_MTIOCGETCONFIG = MTIOCGETCONFIG; 933 unsigned IOCTL_MTIOCSETCONFIG = MTIOCSETCONFIG; 934 unsigned IOCTL_PIO_CMAP = PIO_CMAP; 935 unsigned IOCTL_PIO_FONT = PIO_FONT; 936 unsigned IOCTL_PIO_UNIMAP = PIO_UNIMAP; 937 unsigned IOCTL_PIO_UNIMAPCLR = PIO_UNIMAPCLR; 938 unsigned IOCTL_PIO_UNISCRNMAP = PIO_UNISCRNMAP; 939#if SANITIZER_GLIBC 940 unsigned IOCTL_SCSI_IOCTL_GET_IDLUN = SCSI_IOCTL_GET_IDLUN; 941 unsigned IOCTL_SCSI_IOCTL_PROBE_HOST = SCSI_IOCTL_PROBE_HOST; 942 unsigned IOCTL_SCSI_IOCTL_TAGGED_DISABLE = SCSI_IOCTL_TAGGED_DISABLE; 943 unsigned IOCTL_SCSI_IOCTL_TAGGED_ENABLE = SCSI_IOCTL_TAGGED_ENABLE; 944 unsigned IOCTL_SIOCAIPXITFCRT = SIOCAIPXITFCRT; 945 unsigned IOCTL_SIOCAIPXPRISLT = SIOCAIPXPRISLT; 946 unsigned IOCTL_SIOCAX25ADDUID = SIOCAX25ADDUID; 947 unsigned IOCTL_SIOCAX25DELUID = SIOCAX25DELUID; 948 unsigned IOCTL_SIOCAX25GETPARMS = SIOCAX25GETPARMS; 949 unsigned IOCTL_SIOCAX25GETUID = SIOCAX25GETUID; 950 unsigned IOCTL_SIOCAX25NOUID = SIOCAX25NOUID; 951 unsigned IOCTL_SIOCAX25SETPARMS = SIOCAX25SETPARMS; 952 unsigned IOCTL_SIOCDEVPLIP = SIOCDEVPLIP; 953 unsigned IOCTL_SIOCIPXCFGDATA = SIOCIPXCFGDATA; 954 unsigned IOCTL_SIOCNRDECOBS = SIOCNRDECOBS; 955 unsigned IOCTL_SIOCNRGETPARMS = SIOCNRGETPARMS; 956 unsigned IOCTL_SIOCNRRTCTL = SIOCNRRTCTL; 957 unsigned IOCTL_SIOCNRSETPARMS = SIOCNRSETPARMS; 958#endif 959 unsigned IOCTL_TIOCGSERIAL = TIOCGSERIAL; 960 unsigned IOCTL_TIOCSERGETMULTI = TIOCSERGETMULTI; 961 unsigned IOCTL_TIOCSERSETMULTI = TIOCSERSETMULTI; 962 unsigned IOCTL_TIOCSSERIAL = TIOCSSERIAL; 963#endif // SANITIZER_LINUX && !SANITIZER_ANDROID 964 965#if SANITIZER_LINUX && !SANITIZER_ANDROID 966 unsigned IOCTL_GIO_SCRNMAP = GIO_SCRNMAP; 967 unsigned IOCTL_KDDISABIO = KDDISABIO; 968 unsigned IOCTL_KDENABIO = KDENABIO; 969 unsigned IOCTL_KDGETLED = KDGETLED; 970 unsigned IOCTL_KDGETMODE = KDGETMODE; 971 unsigned IOCTL_KDGKBMODE = KDGKBMODE; 972 unsigned IOCTL_KDGKBTYPE = KDGKBTYPE; 973 unsigned IOCTL_KDMKTONE = KDMKTONE; 974 unsigned IOCTL_KDSETLED = KDSETLED; 975 unsigned IOCTL_KDSETMODE = KDSETMODE; 976 unsigned IOCTL_KDSKBMODE = KDSKBMODE; 977 unsigned IOCTL_KIOCSOUND = KIOCSOUND; 978 unsigned IOCTL_PIO_SCRNMAP = PIO_SCRNMAP; 979 unsigned IOCTL_SNDCTL_DSP_GETISPACE = SNDCTL_DSP_GETISPACE; 980 unsigned IOCTL_SNDCTL_DSP_GETOSPACE = SNDCTL_DSP_GETOSPACE; 981#endif // (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID 982 983 const int si_SEGV_MAPERR = SEGV_MAPERR; 984 const int si_SEGV_ACCERR = SEGV_ACCERR; 985} // namespace __sanitizer 986 987using namespace __sanitizer; 988 989COMPILER_CHECK(sizeof(__sanitizer_pthread_attr_t) >= sizeof(pthread_attr_t)); 990 991COMPILER_CHECK(sizeof(socklen_t) == sizeof(unsigned)); 992CHECK_TYPE_SIZE(pthread_key_t); 993 994#if SANITIZER_LINUX 995// FIXME: We define those on Linux and Mac, but only check on Linux. 996COMPILER_CHECK(IOC_NRBITS == _IOC_NRBITS); 997COMPILER_CHECK(IOC_TYPEBITS == _IOC_TYPEBITS); 998COMPILER_CHECK(IOC_SIZEBITS == _IOC_SIZEBITS); 999COMPILER_CHECK(IOC_DIRBITS == _IOC_DIRBITS); 1000COMPILER_CHECK(IOC_NRMASK == _IOC_NRMASK); 1001COMPILER_CHECK(IOC_TYPEMASK == _IOC_TYPEMASK); 1002COMPILER_CHECK(IOC_SIZEMASK == _IOC_SIZEMASK); 1003COMPILER_CHECK(IOC_DIRMASK == _IOC_DIRMASK); 1004COMPILER_CHECK(IOC_NRSHIFT == _IOC_NRSHIFT); 1005COMPILER_CHECK(IOC_TYPESHIFT == _IOC_TYPESHIFT); 1006COMPILER_CHECK(IOC_SIZESHIFT == _IOC_SIZESHIFT); 1007COMPILER_CHECK(IOC_DIRSHIFT == _IOC_DIRSHIFT); 1008COMPILER_CHECK(IOC_NONE == _IOC_NONE); 1009COMPILER_CHECK(IOC_WRITE == _IOC_WRITE); 1010COMPILER_CHECK(IOC_READ == _IOC_READ); 1011COMPILER_CHECK(EVIOC_ABS_MAX == ABS_MAX); 1012COMPILER_CHECK(EVIOC_EV_MAX == EV_MAX); 1013COMPILER_CHECK(IOC_SIZE(0x12345678) == _IOC_SIZE(0x12345678)); 1014COMPILER_CHECK(IOC_DIR(0x12345678) == _IOC_DIR(0x12345678)); 1015COMPILER_CHECK(IOC_NR(0x12345678) == _IOC_NR(0x12345678)); 1016COMPILER_CHECK(IOC_TYPE(0x12345678) == _IOC_TYPE(0x12345678)); 1017#endif // SANITIZER_LINUX 1018 1019#if SANITIZER_LINUX || SANITIZER_FREEBSD 1020// There are more undocumented fields in dl_phdr_info that we are not interested 1021// in. 1022COMPILER_CHECK(sizeof(__sanitizer_dl_phdr_info) <= sizeof(dl_phdr_info)); 1023CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_addr); 1024CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_name); 1025CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phdr); 1026CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phnum); 1027#endif // SANITIZER_LINUX || SANITIZER_FREEBSD 1028 1029#if SANITIZER_GLIBC || SANITIZER_FREEBSD 1030CHECK_TYPE_SIZE(glob_t); 1031CHECK_SIZE_AND_OFFSET(glob_t, gl_pathc); 1032CHECK_SIZE_AND_OFFSET(glob_t, gl_pathv); 1033CHECK_SIZE_AND_OFFSET(glob_t, gl_offs); 1034CHECK_SIZE_AND_OFFSET(glob_t, gl_flags); 1035CHECK_SIZE_AND_OFFSET(glob_t, gl_closedir); 1036CHECK_SIZE_AND_OFFSET(glob_t, gl_readdir); 1037CHECK_SIZE_AND_OFFSET(glob_t, gl_opendir); 1038CHECK_SIZE_AND_OFFSET(glob_t, gl_lstat); 1039CHECK_SIZE_AND_OFFSET(glob_t, gl_stat); 1040#endif // SANITIZER_GLIBC || SANITIZER_FREEBSD 1041 1042CHECK_TYPE_SIZE(addrinfo); 1043CHECK_SIZE_AND_OFFSET(addrinfo, ai_flags); 1044CHECK_SIZE_AND_OFFSET(addrinfo, ai_family); 1045CHECK_SIZE_AND_OFFSET(addrinfo, ai_socktype); 1046CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol); 1047CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol); 1048CHECK_SIZE_AND_OFFSET(addrinfo, ai_addrlen); 1049CHECK_SIZE_AND_OFFSET(addrinfo, ai_canonname); 1050CHECK_SIZE_AND_OFFSET(addrinfo, ai_addr); 1051 1052CHECK_TYPE_SIZE(hostent); 1053CHECK_SIZE_AND_OFFSET(hostent, h_name); 1054CHECK_SIZE_AND_OFFSET(hostent, h_aliases); 1055CHECK_SIZE_AND_OFFSET(hostent, h_addrtype); 1056CHECK_SIZE_AND_OFFSET(hostent, h_length); 1057CHECK_SIZE_AND_OFFSET(hostent, h_addr_list); 1058 1059CHECK_TYPE_SIZE(iovec); 1060CHECK_SIZE_AND_OFFSET(iovec, iov_base); 1061CHECK_SIZE_AND_OFFSET(iovec, iov_len); 1062 1063// In POSIX, int msg_iovlen; socklen_t msg_controllen; socklen_t cmsg_len; but 1064// many implementations don't conform to the standard. Since we pick the 1065// non-conforming glibc definition, exclude the checks for musl (incompatible 1066// sizes but compatible offsets). 1067CHECK_TYPE_SIZE(msghdr); 1068CHECK_SIZE_AND_OFFSET(msghdr, msg_name); 1069CHECK_SIZE_AND_OFFSET(msghdr, msg_namelen); 1070CHECK_SIZE_AND_OFFSET(msghdr, msg_iov); 1071#if SANITIZER_GLIBC || SANITIZER_ANDROID 1072CHECK_SIZE_AND_OFFSET(msghdr, msg_iovlen); 1073#endif 1074CHECK_SIZE_AND_OFFSET(msghdr, msg_control); 1075#if SANITIZER_GLIBC || SANITIZER_ANDROID 1076CHECK_SIZE_AND_OFFSET(msghdr, msg_controllen); 1077#endif 1078CHECK_SIZE_AND_OFFSET(msghdr, msg_flags); 1079 1080CHECK_TYPE_SIZE(cmsghdr); 1081#if SANITIZER_GLIBC || SANITIZER_ANDROID 1082CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_len); 1083#endif 1084CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_level); 1085CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_type); 1086 1087#if SANITIZER_LINUX && (__ANDROID_API__ >= 21 || __GLIBC_PREREQ (2, 14)) 1088CHECK_TYPE_SIZE(mmsghdr); 1089CHECK_SIZE_AND_OFFSET(mmsghdr, msg_hdr); 1090CHECK_SIZE_AND_OFFSET(mmsghdr, msg_len); 1091#endif 1092 1093COMPILER_CHECK(sizeof(__sanitizer_dirent) <= sizeof(dirent)); 1094CHECK_SIZE_AND_OFFSET(dirent, d_ino); 1095#if SANITIZER_APPLE 1096CHECK_SIZE_AND_OFFSET(dirent, d_seekoff); 1097#elif SANITIZER_FREEBSD 1098// There is no 'd_off' field on FreeBSD. 1099#else 1100CHECK_SIZE_AND_OFFSET(dirent, d_off); 1101#endif 1102CHECK_SIZE_AND_OFFSET(dirent, d_reclen); 1103 1104#if SANITIZER_GLIBC 1105COMPILER_CHECK(sizeof(__sanitizer_dirent64) <= sizeof(dirent64)); 1106CHECK_SIZE_AND_OFFSET(dirent64, d_ino); 1107CHECK_SIZE_AND_OFFSET(dirent64, d_off); 1108CHECK_SIZE_AND_OFFSET(dirent64, d_reclen); 1109#endif 1110 1111CHECK_TYPE_SIZE(ifconf); 1112CHECK_SIZE_AND_OFFSET(ifconf, ifc_len); 1113CHECK_SIZE_AND_OFFSET(ifconf, ifc_ifcu); 1114 1115CHECK_TYPE_SIZE(pollfd); 1116CHECK_SIZE_AND_OFFSET(pollfd, fd); 1117CHECK_SIZE_AND_OFFSET(pollfd, events); 1118CHECK_SIZE_AND_OFFSET(pollfd, revents); 1119 1120CHECK_TYPE_SIZE(nfds_t); 1121 1122CHECK_TYPE_SIZE(sigset_t); 1123 1124COMPILER_CHECK(sizeof(__sanitizer_sigaction) == sizeof(struct sigaction)); 1125// Can't write checks for sa_handler and sa_sigaction due to them being 1126// preprocessor macros. 1127CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_mask); 1128#if !defined(__s390x__) || __GLIBC_PREREQ (2, 20) 1129// On s390x glibc 2.19 and earlier sa_flags was unsigned long, and sa_resv 1130// didn't exist. 1131CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_flags); 1132#endif 1133#if SANITIZER_LINUX && (!SANITIZER_ANDROID || !SANITIZER_MIPS32) 1134CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_restorer); 1135#endif 1136 1137#if SANITIZER_HAS_SIGINFO 1138COMPILER_CHECK(alignof(siginfo_t) == alignof(__sanitizer_siginfo)); 1139using __sanitizer_siginfo_t = __sanitizer_siginfo; 1140CHECK_TYPE_SIZE(siginfo_t); 1141CHECK_SIZE_AND_OFFSET(siginfo_t, si_signo); 1142CHECK_SIZE_AND_OFFSET(siginfo_t, si_errno); 1143CHECK_SIZE_AND_OFFSET(siginfo_t, si_code); 1144#endif 1145 1146#if SANITIZER_LINUX 1147CHECK_TYPE_SIZE(__sysctl_args); 1148CHECK_SIZE_AND_OFFSET(__sysctl_args, name); 1149CHECK_SIZE_AND_OFFSET(__sysctl_args, nlen); 1150CHECK_SIZE_AND_OFFSET(__sysctl_args, oldval); 1151CHECK_SIZE_AND_OFFSET(__sysctl_args, oldlenp); 1152CHECK_SIZE_AND_OFFSET(__sysctl_args, newval); 1153CHECK_SIZE_AND_OFFSET(__sysctl_args, newlen); 1154 1155CHECK_TYPE_SIZE(__kernel_uid_t); 1156CHECK_TYPE_SIZE(__kernel_gid_t); 1157 1158#if SANITIZER_USES_UID16_SYSCALLS 1159CHECK_TYPE_SIZE(__kernel_old_uid_t); 1160CHECK_TYPE_SIZE(__kernel_old_gid_t); 1161#endif 1162 1163CHECK_TYPE_SIZE(__kernel_off_t); 1164CHECK_TYPE_SIZE(__kernel_loff_t); 1165CHECK_TYPE_SIZE(__kernel_fd_set); 1166#endif 1167 1168#if !SANITIZER_ANDROID 1169CHECK_TYPE_SIZE(wordexp_t); 1170CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordc); 1171CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordv); 1172CHECK_SIZE_AND_OFFSET(wordexp_t, we_offs); 1173#endif 1174 1175CHECK_TYPE_SIZE(tm); 1176CHECK_SIZE_AND_OFFSET(tm, tm_sec); 1177CHECK_SIZE_AND_OFFSET(tm, tm_min); 1178CHECK_SIZE_AND_OFFSET(tm, tm_hour); 1179CHECK_SIZE_AND_OFFSET(tm, tm_mday); 1180CHECK_SIZE_AND_OFFSET(tm, tm_mon); 1181CHECK_SIZE_AND_OFFSET(tm, tm_year); 1182CHECK_SIZE_AND_OFFSET(tm, tm_wday); 1183CHECK_SIZE_AND_OFFSET(tm, tm_yday); 1184CHECK_SIZE_AND_OFFSET(tm, tm_isdst); 1185CHECK_SIZE_AND_OFFSET(tm, tm_gmtoff); 1186CHECK_SIZE_AND_OFFSET(tm, tm_zone); 1187 1188#if SANITIZER_LINUX 1189CHECK_TYPE_SIZE(mntent); 1190CHECK_SIZE_AND_OFFSET(mntent, mnt_fsname); 1191CHECK_SIZE_AND_OFFSET(mntent, mnt_dir); 1192CHECK_SIZE_AND_OFFSET(mntent, mnt_type); 1193CHECK_SIZE_AND_OFFSET(mntent, mnt_opts); 1194CHECK_SIZE_AND_OFFSET(mntent, mnt_freq); 1195CHECK_SIZE_AND_OFFSET(mntent, mnt_passno); 1196#endif 1197 1198CHECK_TYPE_SIZE(ether_addr); 1199 1200#if SANITIZER_GLIBC || SANITIZER_FREEBSD 1201CHECK_TYPE_SIZE(ipc_perm); 1202# if SANITIZER_FREEBSD 1203CHECK_SIZE_AND_OFFSET(ipc_perm, key); 1204CHECK_SIZE_AND_OFFSET(ipc_perm, seq); 1205# else 1206CHECK_SIZE_AND_OFFSET(ipc_perm, __key); 1207CHECK_SIZE_AND_OFFSET(ipc_perm, __seq); 1208# endif 1209CHECK_SIZE_AND_OFFSET(ipc_perm, uid); 1210CHECK_SIZE_AND_OFFSET(ipc_perm, gid); 1211CHECK_SIZE_AND_OFFSET(ipc_perm, cuid); 1212CHECK_SIZE_AND_OFFSET(ipc_perm, cgid); 1213#if !SANITIZER_LINUX || __GLIBC_PREREQ (2, 31) 1214/* glibc 2.30 and earlier provided 16-bit mode field instead of 32-bit 1215 on many architectures. */ 1216CHECK_SIZE_AND_OFFSET(ipc_perm, mode); 1217#endif 1218 1219CHECK_TYPE_SIZE(shmid_ds); 1220CHECK_SIZE_AND_OFFSET(shmid_ds, shm_perm); 1221CHECK_SIZE_AND_OFFSET(shmid_ds, shm_segsz); 1222CHECK_SIZE_AND_OFFSET(shmid_ds, shm_atime); 1223CHECK_SIZE_AND_OFFSET(shmid_ds, shm_dtime); 1224CHECK_SIZE_AND_OFFSET(shmid_ds, shm_ctime); 1225CHECK_SIZE_AND_OFFSET(shmid_ds, shm_cpid); 1226CHECK_SIZE_AND_OFFSET(shmid_ds, shm_lpid); 1227CHECK_SIZE_AND_OFFSET(shmid_ds, shm_nattch); 1228#endif 1229 1230CHECK_TYPE_SIZE(clock_t); 1231 1232#if SANITIZER_LINUX 1233CHECK_TYPE_SIZE(clockid_t); 1234#endif 1235 1236#if !SANITIZER_ANDROID 1237CHECK_TYPE_SIZE(ifaddrs); 1238CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_next); 1239CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_name); 1240CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_addr); 1241CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_netmask); 1242#if SANITIZER_LINUX || SANITIZER_FREEBSD 1243// Compare against the union, because we can't reach into the union in a 1244// compliant way. 1245#ifdef ifa_dstaddr 1246#undef ifa_dstaddr 1247#endif 1248# if SANITIZER_FREEBSD 1249CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_dstaddr); 1250# else 1251COMPILER_CHECK(sizeof(((__sanitizer_ifaddrs *)nullptr)->ifa_dstaddr) == 1252 sizeof(((ifaddrs *)nullptr)->ifa_ifu)); 1253COMPILER_CHECK(offsetof(__sanitizer_ifaddrs, ifa_dstaddr) == 1254 offsetof(ifaddrs, ifa_ifu)); 1255# endif // SANITIZER_FREEBSD 1256#else 1257CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_dstaddr); 1258#endif // SANITIZER_LINUX 1259CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_data); 1260#endif 1261 1262#if SANITIZER_GLIBC || SANITIZER_ANDROID 1263COMPILER_CHECK(sizeof(__sanitizer_struct_mallinfo) == sizeof(struct mallinfo)); 1264#endif 1265 1266#if !SANITIZER_ANDROID 1267CHECK_TYPE_SIZE(timeb); 1268CHECK_SIZE_AND_OFFSET(timeb, time); 1269CHECK_SIZE_AND_OFFSET(timeb, millitm); 1270CHECK_SIZE_AND_OFFSET(timeb, timezone); 1271CHECK_SIZE_AND_OFFSET(timeb, dstflag); 1272#endif 1273 1274CHECK_TYPE_SIZE(passwd); 1275CHECK_SIZE_AND_OFFSET(passwd, pw_name); 1276CHECK_SIZE_AND_OFFSET(passwd, pw_passwd); 1277CHECK_SIZE_AND_OFFSET(passwd, pw_uid); 1278CHECK_SIZE_AND_OFFSET(passwd, pw_gid); 1279CHECK_SIZE_AND_OFFSET(passwd, pw_dir); 1280CHECK_SIZE_AND_OFFSET(passwd, pw_shell); 1281 1282#if !SANITIZER_ANDROID 1283CHECK_SIZE_AND_OFFSET(passwd, pw_gecos); 1284#endif 1285 1286#if SANITIZER_APPLE 1287CHECK_SIZE_AND_OFFSET(passwd, pw_change); 1288CHECK_SIZE_AND_OFFSET(passwd, pw_expire); 1289CHECK_SIZE_AND_OFFSET(passwd, pw_class); 1290#endif 1291 1292 1293CHECK_TYPE_SIZE(group); 1294CHECK_SIZE_AND_OFFSET(group, gr_name); 1295CHECK_SIZE_AND_OFFSET(group, gr_passwd); 1296CHECK_SIZE_AND_OFFSET(group, gr_gid); 1297CHECK_SIZE_AND_OFFSET(group, gr_mem); 1298 1299#if HAVE_RPC_XDR_H && !SANITIZER_APPLE 1300CHECK_TYPE_SIZE(XDR); 1301CHECK_SIZE_AND_OFFSET(XDR, x_op); 1302CHECK_SIZE_AND_OFFSET(XDR, x_ops); 1303CHECK_SIZE_AND_OFFSET(XDR, x_public); 1304CHECK_SIZE_AND_OFFSET(XDR, x_private); 1305CHECK_SIZE_AND_OFFSET(XDR, x_base); 1306CHECK_SIZE_AND_OFFSET(XDR, x_handy); 1307COMPILER_CHECK(__sanitizer_XDR_ENCODE == XDR_ENCODE); 1308COMPILER_CHECK(__sanitizer_XDR_DECODE == XDR_DECODE); 1309COMPILER_CHECK(__sanitizer_XDR_FREE == XDR_FREE); 1310#endif 1311 1312#if SANITIZER_GLIBC 1313COMPILER_CHECK(sizeof(__sanitizer_FILE) <= sizeof(FILE)); 1314CHECK_SIZE_AND_OFFSET(FILE, _flags); 1315CHECK_SIZE_AND_OFFSET(FILE, _IO_read_ptr); 1316CHECK_SIZE_AND_OFFSET(FILE, _IO_read_end); 1317CHECK_SIZE_AND_OFFSET(FILE, _IO_read_base); 1318CHECK_SIZE_AND_OFFSET(FILE, _IO_write_ptr); 1319CHECK_SIZE_AND_OFFSET(FILE, _IO_write_end); 1320CHECK_SIZE_AND_OFFSET(FILE, _IO_write_base); 1321CHECK_SIZE_AND_OFFSET(FILE, _IO_buf_base); 1322CHECK_SIZE_AND_OFFSET(FILE, _IO_buf_end); 1323CHECK_SIZE_AND_OFFSET(FILE, _IO_save_base); 1324CHECK_SIZE_AND_OFFSET(FILE, _IO_backup_base); 1325CHECK_SIZE_AND_OFFSET(FILE, _IO_save_end); 1326CHECK_SIZE_AND_OFFSET(FILE, _markers); 1327CHECK_SIZE_AND_OFFSET(FILE, _chain); 1328CHECK_SIZE_AND_OFFSET(FILE, _fileno); 1329 1330COMPILER_CHECK(sizeof(__sanitizer__obstack_chunk) <= sizeof(_obstack_chunk)); 1331CHECK_SIZE_AND_OFFSET(_obstack_chunk, limit); 1332CHECK_SIZE_AND_OFFSET(_obstack_chunk, prev); 1333CHECK_TYPE_SIZE(obstack); 1334CHECK_SIZE_AND_OFFSET(obstack, chunk_size); 1335CHECK_SIZE_AND_OFFSET(obstack, chunk); 1336CHECK_SIZE_AND_OFFSET(obstack, object_base); 1337CHECK_SIZE_AND_OFFSET(obstack, next_free); 1338 1339CHECK_TYPE_SIZE(cookie_io_functions_t); 1340CHECK_SIZE_AND_OFFSET(cookie_io_functions_t, read); 1341CHECK_SIZE_AND_OFFSET(cookie_io_functions_t, write); 1342CHECK_SIZE_AND_OFFSET(cookie_io_functions_t, seek); 1343CHECK_SIZE_AND_OFFSET(cookie_io_functions_t, close); 1344#endif // SANITIZER_GLIBC 1345 1346#if SANITIZER_LINUX || SANITIZER_FREEBSD 1347CHECK_TYPE_SIZE(sem_t); 1348#endif 1349 1350#if SANITIZER_LINUX && defined(__arm__) 1351COMPILER_CHECK(ARM_VFPREGS_SIZE == ARM_VFPREGS_SIZE_ASAN); 1352#endif 1353 1354#endif // SANITIZER_LINUX || SANITIZER_FREEBSD || SANITIZER_APPLE 1355