1380 lines · cpp
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-exception6//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 the16// libc ABI. For example, struct dirent here is what readdir() function (as17// exported from libc) returns, and not the user-facing "dirent", which18// depends on _FILE_OFFSET_BITS setting.19// To get this "true" dirent definition, we undefine _FILE_OFFSET_BITS below.20#undef _FILE_OFFSET_BITS21#undef _TIME_BITS22#endif23 24// Must go after undef _FILE_OFFSET_BITS.25#include "sanitizer_platform.h"26 27#if SANITIZER_LINUX || SANITIZER_APPLE || SANITIZER_HAIKU28// 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 && !SANITIZER_HAIKU56#include <utmp.h>57#endif58 59#if !SANITIZER_IOS60#include <net/route.h>61#endif62 63#if !SANITIZER_ANDROID64#if !SANITIZER_HAIKU65#include <sys/mount.h>66#endif67#include <sys/timeb.h>68#include <utmpx.h>69#endif70 71#if SANITIZER_LINUX72#include <malloc.h>73#include <mntent.h>74#include <netinet/ether.h>75#include <sys/sysinfo.h>76#include <sys/vt.h>77#include <linux/cdrom.h>78#include <linux/fd.h>79#if SANITIZER_ANDROID80#include <linux/fs.h>81#endif82#include <linux/hdreg.h>83#include <linux/input.h>84#include <linux/ioctl.h>85#include <linux/soundcard.h>86#include <linux/sysctl.h>87#include <linux/utsname.h>88#include <linux/posix_types.h>89#include <net/if_arp.h>90#endif91 92#if SANITIZER_IOS93#undef IOC_DIRMASK94#endif95 96#if SANITIZER_LINUX97# include <utime.h>98# include <sys/ptrace.h>99# if defined(__mips64) || defined(__aarch64__) || defined(__arm__) || \100 defined(__hexagon__) || defined(__loongarch__) || SANITIZER_RISCV64 || \101 defined(__sparc__) || defined(__powerpc64__)102# include <asm/ptrace.h>103# ifdef __arm__104typedef struct user_fpregs elf_fpregset_t;105# define ARM_VFPREGS_SIZE_ASAN (32 * 8 /*fpregs*/ + 4 /*fpscr*/)106# if !defined(ARM_VFPREGS_SIZE)107# define ARM_VFPREGS_SIZE ARM_VFPREGS_SIZE_ASAN108# endif109# endif110# endif111# include <semaphore.h>112#endif113 114#if !SANITIZER_ANDROID115#include <ifaddrs.h>116#if !SANITIZER_HAIKU117#include <sys/ucontext.h>118#include <wordexp.h>119#endif120#endif121 122#if SANITIZER_LINUX123#if SANITIZER_GLIBC124#include <fstab.h>125# include <linux/filter.h>126# include <net/if_ppp.h>127# include <netax25/ax25.h>128# include <netipx/ipx.h>129# include <netrom/netrom.h>130# include <obstack.h>131# if HAVE_RPC_XDR_H132# include <rpc/xdr.h>133# endif134# include <scsi/scsi.h>135#else136#include <linux/if_ppp.h>137#include <linux/kd.h>138#include <linux/ppp_defs.h>139#endif // SANITIZER_GLIBC140 141#if SANITIZER_ANDROID142#include <linux/mtio.h>143#else144#include <glob.h>145#include <mqueue.h>146#include <sys/kd.h>147#include <sys/mtio.h>148#include <sys/shm.h>149#include <sys/statvfs.h>150#include <sys/timex.h>151#if defined(__mips64)152# include <sys/procfs.h>153#endif154#include <sys/user.h>155#include <linux/if_eql.h>156#include <linux/if_plip.h>157#include <linux/lp.h>158#include <linux/mroute.h>159#include <linux/mroute6.h>160#include <linux/scc.h>161#include <linux/serial.h>162#include <sys/msg.h>163#include <sys/ipc.h>164#endif // SANITIZER_ANDROID165 166#include <link.h>167#include <sys/vfs.h>168#include <sys/epoll.h>169#include <linux/capability.h>170#elif !SANITIZER_HAIKU171#include <fstab.h>172#endif // SANITIZER_LINUX173 174#if SANITIZER_APPLE175#include <net/ethernet.h>176#include <sys/filio.h>177#include <sys/sockio.h>178#endif179 180#if SANITIZER_HAIKU181#include <sys/sockio.h>182#include <sys/ioctl.h>183#endif184 185// Include these after system headers to avoid name clashes and ambiguities.186# include "sanitizer_common.h"187# include "sanitizer_internal_defs.h"188# include "sanitizer_platform_interceptors.h"189# include "sanitizer_platform_limits_posix.h"190 191namespace __sanitizer {192 unsigned struct_utsname_sz = sizeof(struct utsname);193 unsigned struct_stat_sz = sizeof(struct stat);194#if SANITIZER_HAS_STAT64195 unsigned struct_stat64_sz = sizeof(struct stat64);196#endif // SANITIZER_HAS_STAT64197 unsigned struct_rusage_sz = sizeof(struct rusage);198 unsigned struct_tm_sz = sizeof(struct tm);199 unsigned struct_passwd_sz = sizeof(struct passwd);200 unsigned struct_group_sz = sizeof(struct group);201 unsigned siginfo_t_sz = sizeof(siginfo_t);202 unsigned struct_sigaction_sz = sizeof(struct sigaction);203 unsigned struct_stack_t_sz = sizeof(stack_t);204 unsigned struct_itimerval_sz = sizeof(struct itimerval);205 unsigned pthread_t_sz = sizeof(pthread_t);206 unsigned pthread_mutex_t_sz = sizeof(pthread_mutex_t);207 unsigned pthread_cond_t_sz = sizeof(pthread_cond_t);208 unsigned pid_t_sz = sizeof(pid_t);209 unsigned timeval_sz = sizeof(timeval);210 unsigned uid_t_sz = sizeof(uid_t);211 unsigned gid_t_sz = sizeof(gid_t);212 unsigned mbstate_t_sz = sizeof(mbstate_t);213 unsigned sigset_t_sz = sizeof(sigset_t);214 unsigned struct_timezone_sz = sizeof(struct timezone);215 unsigned struct_tms_sz = sizeof(struct tms);216 unsigned struct_sigevent_sz = sizeof(struct sigevent);217 unsigned struct_sched_param_sz = sizeof(struct sched_param);218 unsigned struct_regex_sz = sizeof(regex_t);219 unsigned struct_regmatch_sz = sizeof(regmatch_t);220 221#if SANITIZER_HAS_STATFS64222 unsigned struct_statfs64_sz = sizeof(struct statfs64);223#endif // SANITIZER_HAS_STATFS64224 225#if SANITIZER_GLIBC || SANITIZER_FREEBSD || SANITIZER_NETBSD || SANITIZER_APPLE226 unsigned struct_fstab_sz = sizeof(struct fstab);227#endif // SANITIZER_GLIBC || SANITIZER_FREEBSD || SANITIZER_NETBSD ||228 // SANITIZER_APPLE229#if !SANITIZER_ANDROID && !SANITIZER_HAIKU230 unsigned struct_statfs_sz = sizeof(struct statfs);231 unsigned struct_sockaddr_sz = sizeof(struct sockaddr);232 233 unsigned ucontext_t_sz(void *ctx) {234# if SANITIZER_GLIBC && SANITIZER_X64235 // Added in Linux kernel 3.4.0, merged to glibc in 2.16236# ifndef FP_XSTATE_MAGIC1237# define FP_XSTATE_MAGIC1 0x46505853U238# endif239 // See kernel arch/x86/kernel/fpu/signal.c for details.240 const auto *fpregs = static_cast<ucontext_t *>(ctx)->uc_mcontext.fpregs;241 // The member names differ across header versions, but the actual layout242 // is always the same. So avoid using members, just use arithmetic.243 const uint32_t *after_xmm =244 reinterpret_cast<const uint32_t *>(fpregs + 1) - 24;245 if (after_xmm[12] == FP_XSTATE_MAGIC1)246 return reinterpret_cast<const char *>(fpregs) + after_xmm[13] -247 static_cast<const char *>(ctx);248# endif249 return sizeof(ucontext_t);250 }251# endif // !SANITIZER_ANDROID252 253# if SANITIZER_LINUX254 unsigned struct_epoll_event_sz = sizeof(struct epoll_event);255 unsigned struct_sysinfo_sz = sizeof(struct sysinfo);256 unsigned __user_cap_header_struct_sz =257 sizeof(struct __user_cap_header_struct);258 unsigned __user_cap_data_struct_sz(void *hdrp) {259 int u32s = 0;260 if (hdrp) {261 switch (((struct __user_cap_header_struct *)hdrp)->version) {262 case _LINUX_CAPABILITY_VERSION_1:263 u32s = _LINUX_CAPABILITY_U32S_1;264 break;265 case _LINUX_CAPABILITY_VERSION_2:266 u32s = _LINUX_CAPABILITY_U32S_2;267 break;268 case _LINUX_CAPABILITY_VERSION_3:269 u32s = _LINUX_CAPABILITY_U32S_3;270 break;271 }272 }273 return sizeof(struct __user_cap_data_struct) * u32s;274 }275 unsigned struct_new_utsname_sz = sizeof(struct new_utsname);276 unsigned struct_old_utsname_sz = sizeof(struct old_utsname);277 unsigned struct_oldold_utsname_sz = sizeof(struct oldold_utsname);278#endif // SANITIZER_LINUX279 280#if SANITIZER_LINUX281 unsigned struct_rlimit_sz = sizeof(struct rlimit);282 unsigned struct_timespec_sz = sizeof(struct timespec);283 unsigned struct_utimbuf_sz = sizeof(struct utimbuf);284 unsigned struct_itimerspec_sz = sizeof(struct itimerspec);285#endif // SANITIZER_LINUX286 287#if SANITIZER_GLIBC288 // Use pre-computed size of struct ustat to avoid <sys/ustat.h> which289 // has been removed from glibc 2.28.290#if defined(__aarch64__) || defined(__s390x__) || defined(__mips64) || \291 defined(__powerpc64__) || defined(__arch64__) || defined(__sparcv9) || \292 defined(__x86_64__) || SANITIZER_RISCV64293#define SIZEOF_STRUCT_USTAT 32294# elif defined(__arm__) || defined(__i386__) || defined(__mips__) || \295 defined(__powerpc__) || defined(__s390__) || defined(__sparc__) || \296 defined(__hexagon__)297# define SIZEOF_STRUCT_USTAT 20298# elif defined(__loongarch__)299 // Not used. The minimum Glibc version available for LoongArch is 2.36300 // so ustat() wrapper is already gone.301# define SIZEOF_STRUCT_USTAT 0302# else303# error Unknown size of struct ustat304# endif305 unsigned struct_ustat_sz = SIZEOF_STRUCT_USTAT;306 unsigned struct_rlimit64_sz = sizeof(struct rlimit64);307 unsigned struct_statvfs64_sz = sizeof(struct statvfs64);308#endif // SANITIZER_GLIBC309 310#if SANITIZER_LINUX && !SANITIZER_ANDROID311 unsigned struct_timex_sz = sizeof(struct timex);312 unsigned struct_msqid_ds_sz = sizeof(struct msqid_ds);313 unsigned struct_mq_attr_sz = sizeof(struct mq_attr);314 unsigned struct_statvfs_sz = sizeof(struct statvfs);315#endif // SANITIZER_LINUX && !SANITIZER_ANDROID316 317 const uptr sig_ign = (uptr)SIG_IGN;318 const uptr sig_dfl = (uptr)SIG_DFL;319 const uptr sig_err = (uptr)SIG_ERR;320 const uptr sa_siginfo = (uptr)SA_SIGINFO;321 322#if SANITIZER_LINUX323 int e_tabsz = (int)E_TABSZ;324#endif325 326 327#if SANITIZER_LINUX && !SANITIZER_ANDROID328 unsigned struct_shminfo_sz = sizeof(struct shminfo);329 unsigned struct_shm_info_sz = sizeof(struct shm_info);330 int shmctl_ipc_stat = (int)IPC_STAT;331 int shmctl_ipc_info = (int)IPC_INFO;332 int shmctl_shm_info = (int)SHM_INFO;333 int shmctl_shm_stat = (int)SHM_STAT;334#endif335 336#if !SANITIZER_APPLE && !SANITIZER_FREEBSD && !SANITIZER_HAIKU337 unsigned struct_utmp_sz = sizeof(struct utmp);338#endif339#if !SANITIZER_ANDROID340 unsigned struct_utmpx_sz = sizeof(struct utmpx);341#endif342 343 int map_fixed = MAP_FIXED;344 345 int af_inet = (int)AF_INET;346 int af_inet6 = (int)AF_INET6;347 348 uptr __sanitizer_in_addr_sz(int af) {349 if (af == AF_INET)350 return sizeof(struct in_addr);351 else if (af == AF_INET6)352 return sizeof(struct in6_addr);353 else354 return 0;355 }356 357#if SANITIZER_LINUX358unsigned struct_ElfW_Phdr_sz = sizeof(ElfW(Phdr));359#elif SANITIZER_FREEBSD360unsigned struct_ElfW_Phdr_sz = sizeof(Elf_Phdr);361#endif362 363#if SANITIZER_GLIBC364 int glob_nomatch = GLOB_NOMATCH;365 int glob_altdirfunc = GLOB_ALTDIRFUNC;366#endif367 368# if !SANITIZER_ANDROID && !SANITIZER_HAIKU369 const int wordexp_wrde_dooffs = WRDE_DOOFFS;370# endif // !SANITIZER_ANDROID && !SANITIZER_HAIKU371 372# if SANITIZER_LINUX && !SANITIZER_ANDROID && \373 (defined(__i386) || defined(__x86_64) || defined(__mips64) || \374 defined(__powerpc64__) || defined(__aarch64__) || defined(__arm__) || \375 defined(__s390__) || defined(__loongarch__) || SANITIZER_RISCV64 || \376 defined(__sparc__))377# if defined(__mips64) || defined(__powerpc64__) || defined(__arm__)378 unsigned struct_user_regs_struct_sz = sizeof(struct pt_regs);379 unsigned struct_user_fpregs_struct_sz = sizeof(elf_fpregset_t);380#elif SANITIZER_RISCV64381 unsigned struct_user_regs_struct_sz = sizeof(struct user_regs_struct);382 unsigned struct_user_fpregs_struct_sz = sizeof(struct __riscv_q_ext_state);383#elif defined(__aarch64__)384 unsigned struct_user_regs_struct_sz = sizeof(struct user_pt_regs);385 unsigned struct_user_fpregs_struct_sz = sizeof(struct user_fpsimd_state);386#elif defined(__loongarch__)387 unsigned struct_user_regs_struct_sz = sizeof(struct user_pt_regs);388 unsigned struct_user_fpregs_struct_sz = sizeof(struct user_fp_state);389#elif defined(__s390__)390 unsigned struct_user_regs_struct_sz = sizeof(struct _user_regs_struct);391 unsigned struct_user_fpregs_struct_sz = sizeof(struct _user_fpregs_struct);392# elif defined(__sparc__)393 unsigned struct_user_regs_struct_sz = sizeof(struct sunos_regs);394 unsigned struct_user_fpregs_struct_sz = sizeof(struct sunos_fp);395# else396 unsigned struct_user_regs_struct_sz = sizeof(struct user_regs_struct);397 unsigned struct_user_fpregs_struct_sz = sizeof(struct user_fpregs_struct);398# endif // __mips64 || __powerpc64__ || __aarch64__ || __loongarch__399# if defined(__x86_64) || defined(__mips64) || defined(__powerpc64__) || \400 defined(__aarch64__) || defined(__arm__) || defined(__s390__) || \401 defined(__loongarch__) || SANITIZER_RISCV64 || defined(__sparc__)402 unsigned struct_user_fpxregs_struct_sz = 0;403#else404 unsigned struct_user_fpxregs_struct_sz = sizeof(struct user_fpxregs_struct);405#endif // __x86_64 || __mips64 || __powerpc64__ || __aarch64__ || __arm__406 // || __s390__ || __loongarch__ || SANITIZER_RISCV64 || __sparc__407# ifdef __arm__408 unsigned struct_user_vfpregs_struct_sz = ARM_VFPREGS_SIZE;409#else410 unsigned struct_user_vfpregs_struct_sz = 0;411#endif412 413 int ptrace_peektext = PTRACE_PEEKTEXT;414 int ptrace_peekdata = PTRACE_PEEKDATA;415 int ptrace_peekuser = PTRACE_PEEKUSER;416#if (defined(PTRACE_GETREGS) && defined(PTRACE_SETREGS)) || \417 (defined(PT_GETREGS) && defined(PT_SETREGS))418 int ptrace_getregs = PTRACE_GETREGS;419 int ptrace_setregs = PTRACE_SETREGS;420#else421 int ptrace_getregs = -1;422 int ptrace_setregs = -1;423#endif424#if (defined(PTRACE_GETFPREGS) && defined(PTRACE_SETFPREGS)) || \425 (defined(PT_GETFPREGS) && defined(PT_SETFPREGS))426 int ptrace_getfpregs = PTRACE_GETFPREGS;427 int ptrace_setfpregs = PTRACE_SETFPREGS;428#else429 int ptrace_getfpregs = -1;430 int ptrace_setfpregs = -1;431#endif432#if (defined(PTRACE_GETFPXREGS) && defined(PTRACE_SETFPXREGS)) || \433 (defined(PT_GETFPXREGS) && defined(PT_SETFPXREGS))434 int ptrace_getfpxregs = PTRACE_GETFPXREGS;435 int ptrace_setfpxregs = PTRACE_SETFPXREGS;436#else437 int ptrace_getfpxregs = -1;438 int ptrace_setfpxregs = -1;439#endif // PTRACE_GETFPXREGS/PTRACE_SETFPXREGS440#if defined(PTRACE_GETVFPREGS) && defined(PTRACE_SETVFPREGS)441 int ptrace_getvfpregs = PTRACE_GETVFPREGS;442 int ptrace_setvfpregs = PTRACE_SETVFPREGS;443#else444 int ptrace_getvfpregs = -1;445 int ptrace_setvfpregs = -1;446#endif447 int ptrace_geteventmsg = PTRACE_GETEVENTMSG;448#if (defined(PTRACE_GETSIGINFO) && defined(PTRACE_SETSIGINFO)) || \449 (defined(PT_GETSIGINFO) && defined(PT_SETSIGINFO))450 int ptrace_getsiginfo = PTRACE_GETSIGINFO;451 int ptrace_setsiginfo = PTRACE_SETSIGINFO;452#else453 int ptrace_getsiginfo = -1;454 int ptrace_setsiginfo = -1;455#endif // PTRACE_GETSIGINFO/PTRACE_SETSIGINFO456#if defined(PTRACE_GETREGSET) && defined(PTRACE_SETREGSET)457 int ptrace_getregset = PTRACE_GETREGSET;458 int ptrace_setregset = PTRACE_SETREGSET;459#else460 int ptrace_getregset = -1;461 int ptrace_setregset = -1;462#endif // PTRACE_GETREGSET/PTRACE_SETREGSET463#endif464 465 unsigned path_max = PATH_MAX;466 467 // ioctl arguments468 unsigned struct_ifreq_sz = sizeof(struct ifreq);469 unsigned struct_termios_sz = sizeof(struct termios);470 unsigned struct_winsize_sz = sizeof(struct winsize);471 472#if SANITIZER_LINUX473 unsigned struct_arpreq_sz = sizeof(struct arpreq);474 unsigned struct_cdrom_msf_sz = sizeof(struct cdrom_msf);475 unsigned struct_cdrom_multisession_sz = sizeof(struct cdrom_multisession);476 unsigned struct_cdrom_read_audio_sz = sizeof(struct cdrom_read_audio);477 unsigned struct_cdrom_subchnl_sz = sizeof(struct cdrom_subchnl);478 unsigned struct_cdrom_ti_sz = sizeof(struct cdrom_ti);479 unsigned struct_cdrom_tocentry_sz = sizeof(struct cdrom_tocentry);480 unsigned struct_cdrom_tochdr_sz = sizeof(struct cdrom_tochdr);481 unsigned struct_cdrom_volctrl_sz = sizeof(struct cdrom_volctrl);482 unsigned struct_ff_effect_sz = sizeof(struct ff_effect);483 unsigned struct_floppy_drive_params_sz = sizeof(struct floppy_drive_params);484 unsigned struct_floppy_drive_struct_sz = sizeof(struct floppy_drive_struct);485 unsigned struct_floppy_fdc_state_sz = sizeof(struct floppy_fdc_state);486 unsigned struct_floppy_max_errors_sz = sizeof(struct floppy_max_errors);487 unsigned struct_floppy_raw_cmd_sz = sizeof(struct floppy_raw_cmd);488 unsigned struct_floppy_struct_sz = sizeof(struct floppy_struct);489 unsigned struct_floppy_write_errors_sz = sizeof(struct floppy_write_errors);490 unsigned struct_format_descr_sz = sizeof(struct format_descr);491 unsigned struct_hd_driveid_sz = sizeof(struct hd_driveid);492 unsigned struct_hd_geometry_sz = sizeof(struct hd_geometry);493 unsigned struct_input_absinfo_sz = sizeof(struct input_absinfo);494 unsigned struct_input_id_sz = sizeof(struct input_id);495 unsigned struct_mtpos_sz = sizeof(struct mtpos);496 unsigned struct_rtentry_sz = sizeof(struct rtentry);497 unsigned struct_vt_consize_sz = sizeof(struct vt_consize);498 unsigned struct_vt_sizes_sz = sizeof(struct vt_sizes);499 unsigned struct_vt_stat_sz = sizeof(struct vt_stat);500#endif // SANITIZER_LINUX501 502#if SANITIZER_LINUX503#if SOUND_VERSION >= 0x040000504 unsigned struct_copr_buffer_sz = 0;505 unsigned struct_copr_debug_buf_sz = 0;506 unsigned struct_copr_msg_sz = 0;507#else508 unsigned struct_copr_buffer_sz = sizeof(struct copr_buffer);509 unsigned struct_copr_debug_buf_sz = sizeof(struct copr_debug_buf);510 unsigned struct_copr_msg_sz = sizeof(struct copr_msg);511#endif512 unsigned struct_midi_info_sz = sizeof(struct midi_info);513 unsigned struct_mtget_sz = sizeof(struct mtget);514 unsigned struct_mtop_sz = sizeof(struct mtop);515 unsigned struct_sbi_instrument_sz = sizeof(struct sbi_instrument);516 unsigned struct_seq_event_rec_sz = sizeof(struct seq_event_rec);517 unsigned struct_synth_info_sz = sizeof(struct synth_info);518 unsigned struct_vt_mode_sz = sizeof(struct vt_mode);519#endif // SANITIZER_LINUX520 521#if SANITIZER_GLIBC522 unsigned struct_ax25_parms_struct_sz = sizeof(struct ax25_parms_struct);523#if EV_VERSION > (0x010000)524 unsigned struct_input_keymap_entry_sz = sizeof(struct input_keymap_entry);525#else526 unsigned struct_input_keymap_entry_sz = 0;527#endif528 unsigned struct_ipx_config_data_sz = sizeof(struct ipx_config_data);529 unsigned struct_kbdiacrs_sz = sizeof(struct kbdiacrs);530 unsigned struct_kbentry_sz = sizeof(struct kbentry);531 unsigned struct_kbkeycode_sz = sizeof(struct kbkeycode);532 unsigned struct_kbsentry_sz = sizeof(struct kbsentry);533 unsigned struct_mtconfiginfo_sz = sizeof(struct mtconfiginfo);534 unsigned struct_nr_parms_struct_sz = sizeof(struct nr_parms_struct);535 unsigned struct_scc_modem_sz = sizeof(struct scc_modem);536 unsigned struct_scc_stat_sz = sizeof(struct scc_stat);537 unsigned struct_serial_multiport_struct_sz538 = sizeof(struct serial_multiport_struct);539 unsigned struct_serial_struct_sz = sizeof(struct serial_struct);540 unsigned struct_sockaddr_ax25_sz = sizeof(struct sockaddr_ax25);541 unsigned struct_unimapdesc_sz = sizeof(struct unimapdesc);542 unsigned struct_unimapinit_sz = sizeof(struct unimapinit);543 544 unsigned struct_audio_buf_info_sz = sizeof(struct audio_buf_info);545 unsigned struct_ppp_stats_sz = sizeof(struct ppp_stats);546 unsigned struct_sock_fprog_sz = sizeof(struct sock_fprog);547# endif // SANITIZER_GLIBC548 549# if !SANITIZER_ANDROID && !SANITIZER_APPLE && !SANITIZER_HAIKU550 unsigned struct_sioc_sg_req_sz = sizeof(struct sioc_sg_req);551 unsigned struct_sioc_vif_req_sz = sizeof(struct sioc_vif_req);552#endif553 554 unsigned fpos_t_sz = sizeof(fpos_t);555 556 const unsigned long __sanitizer_bufsiz = BUFSIZ;557 558 const unsigned IOCTL_NOT_PRESENT = 0;559 560 unsigned IOCTL_FIONBIO = FIONBIO;561#if !SANITIZER_HAIKU562 unsigned IOCTL_FIOASYNC = FIOASYNC;563 unsigned IOCTL_FIOCLEX = FIOCLEX;564 unsigned IOCTL_FIOGETOWN = FIOGETOWN;565 unsigned IOCTL_FIONCLEX = FIONCLEX;566 unsigned IOCTL_FIOSETOWN = FIOSETOWN;567#endif568 unsigned IOCTL_SIOCADDMULTI = SIOCADDMULTI;569 unsigned IOCTL_SIOCATMARK = SIOCATMARK;570 unsigned IOCTL_SIOCDELMULTI = SIOCDELMULTI;571 unsigned IOCTL_SIOCGIFADDR = SIOCGIFADDR;572 unsigned IOCTL_SIOCGIFBRDADDR = SIOCGIFBRDADDR;573 unsigned IOCTL_SIOCGIFCONF = SIOCGIFCONF;574 unsigned IOCTL_SIOCGIFDSTADDR = SIOCGIFDSTADDR;575 unsigned IOCTL_SIOCGIFFLAGS = SIOCGIFFLAGS;576 unsigned IOCTL_SIOCGIFMETRIC = SIOCGIFMETRIC;577 unsigned IOCTL_SIOCGIFMTU = SIOCGIFMTU;578 unsigned IOCTL_SIOCGIFNETMASK = SIOCGIFNETMASK;579 unsigned IOCTL_SIOCGPGRP = SIOCGPGRP;580 unsigned IOCTL_SIOCSIFADDR = SIOCSIFADDR;581 unsigned IOCTL_SIOCSIFBRDADDR = SIOCSIFBRDADDR;582 unsigned IOCTL_SIOCSIFDSTADDR = SIOCSIFDSTADDR;583 unsigned IOCTL_SIOCSIFFLAGS = SIOCSIFFLAGS;584 unsigned IOCTL_SIOCSIFMETRIC = SIOCSIFMETRIC;585 unsigned IOCTL_SIOCSIFMTU = SIOCSIFMTU;586 unsigned IOCTL_SIOCSIFNETMASK = SIOCSIFNETMASK;587 unsigned IOCTL_SIOCSPGRP = SIOCSPGRP;588 589#if !SANITIZER_HAIKU590 unsigned IOCTL_TIOCCONS = TIOCCONS;591 unsigned IOCTL_TIOCGETD = TIOCGETD;592 unsigned IOCTL_TIOCNOTTY = TIOCNOTTY;593 unsigned IOCTL_TIOCPKT = TIOCPKT;594 unsigned IOCTL_TIOCSETD = TIOCSETD;595 unsigned IOCTL_TIOCSTI = TIOCSTI;596#endif597 598 unsigned IOCTL_TIOCEXCL = TIOCEXCL;599 unsigned IOCTL_TIOCGPGRP = TIOCGPGRP;600 unsigned IOCTL_TIOCGWINSZ = TIOCGWINSZ;601 unsigned IOCTL_TIOCMBIC = TIOCMBIC;602 unsigned IOCTL_TIOCMBIS = TIOCMBIS;603 unsigned IOCTL_TIOCMGET = TIOCMGET;604 unsigned IOCTL_TIOCMSET = TIOCMSET;605 unsigned IOCTL_TIOCNXCL = TIOCNXCL;606 unsigned IOCTL_TIOCOUTQ = TIOCOUTQ;607 unsigned IOCTL_TIOCSCTTY = TIOCSCTTY;608 unsigned IOCTL_TIOCSPGRP = TIOCSPGRP;609 unsigned IOCTL_TIOCSWINSZ = TIOCSWINSZ;610#if SANITIZER_LINUX && !SANITIZER_ANDROID611 unsigned IOCTL_SIOCGETSGCNT = SIOCGETSGCNT;612 unsigned IOCTL_SIOCGETVIFCNT = SIOCGETVIFCNT;613#endif614 615#if SANITIZER_LINUX616 unsigned IOCTL_EVIOCGABS = EVIOCGABS(0);617 unsigned IOCTL_EVIOCGBIT = EVIOCGBIT(0, 0);618 unsigned IOCTL_EVIOCGEFFECTS = EVIOCGEFFECTS;619 unsigned IOCTL_EVIOCGID = EVIOCGID;620 unsigned IOCTL_EVIOCGKEY = EVIOCGKEY(0);621 unsigned IOCTL_EVIOCGKEYCODE = EVIOCGKEYCODE;622 unsigned IOCTL_EVIOCGLED = EVIOCGLED(0);623 unsigned IOCTL_EVIOCGNAME = EVIOCGNAME(0);624 unsigned IOCTL_EVIOCGPHYS = EVIOCGPHYS(0);625 unsigned IOCTL_EVIOCGRAB = EVIOCGRAB;626 unsigned IOCTL_EVIOCGREP = EVIOCGREP;627 unsigned IOCTL_EVIOCGSND = EVIOCGSND(0);628 unsigned IOCTL_EVIOCGSW = EVIOCGSW(0);629 unsigned IOCTL_EVIOCGUNIQ = EVIOCGUNIQ(0);630 unsigned IOCTL_EVIOCGVERSION = EVIOCGVERSION;631 unsigned IOCTL_EVIOCRMFF = EVIOCRMFF;632 unsigned IOCTL_EVIOCSABS = EVIOCSABS(0);633 unsigned IOCTL_EVIOCSFF = EVIOCSFF;634 unsigned IOCTL_EVIOCSKEYCODE = EVIOCSKEYCODE;635 unsigned IOCTL_EVIOCSREP = EVIOCSREP;636 unsigned IOCTL_BLKFLSBUF = BLKFLSBUF;637 unsigned IOCTL_BLKGETSIZE = BLKGETSIZE;638 unsigned IOCTL_BLKRAGET = BLKRAGET;639 unsigned IOCTL_BLKRASET = BLKRASET;640 unsigned IOCTL_BLKROGET = BLKROGET;641 unsigned IOCTL_BLKROSET = BLKROSET;642 unsigned IOCTL_BLKRRPART = BLKRRPART;643 unsigned IOCTL_BLKFRASET = BLKFRASET;644 unsigned IOCTL_BLKFRAGET = BLKFRAGET;645 unsigned IOCTL_BLKSECTSET = BLKSECTSET;646 unsigned IOCTL_BLKSECTGET = BLKSECTGET;647 unsigned IOCTL_BLKSSZGET = BLKSSZGET;648 unsigned IOCTL_BLKBSZGET = BLKBSZGET;649 unsigned IOCTL_BLKBSZSET = BLKBSZSET;650 unsigned IOCTL_BLKGETSIZE64 = BLKGETSIZE64;651 unsigned IOCTL_CDROMAUDIOBUFSIZ = CDROMAUDIOBUFSIZ;652 unsigned IOCTL_CDROMEJECT = CDROMEJECT;653 unsigned IOCTL_CDROMEJECT_SW = CDROMEJECT_SW;654 unsigned IOCTL_CDROMMULTISESSION = CDROMMULTISESSION;655 unsigned IOCTL_CDROMPAUSE = CDROMPAUSE;656 unsigned IOCTL_CDROMPLAYMSF = CDROMPLAYMSF;657 unsigned IOCTL_CDROMPLAYTRKIND = CDROMPLAYTRKIND;658 unsigned IOCTL_CDROMREADAUDIO = CDROMREADAUDIO;659 unsigned IOCTL_CDROMREADCOOKED = CDROMREADCOOKED;660 unsigned IOCTL_CDROMREADMODE1 = CDROMREADMODE1;661 unsigned IOCTL_CDROMREADMODE2 = CDROMREADMODE2;662 unsigned IOCTL_CDROMREADRAW = CDROMREADRAW;663 unsigned IOCTL_CDROMREADTOCENTRY = CDROMREADTOCENTRY;664 unsigned IOCTL_CDROMREADTOCHDR = CDROMREADTOCHDR;665 unsigned IOCTL_CDROMRESET = CDROMRESET;666 unsigned IOCTL_CDROMRESUME = CDROMRESUME;667 unsigned IOCTL_CDROMSEEK = CDROMSEEK;668 unsigned IOCTL_CDROMSTART = CDROMSTART;669 unsigned IOCTL_CDROMSTOP = CDROMSTOP;670 unsigned IOCTL_CDROMSUBCHNL = CDROMSUBCHNL;671 unsigned IOCTL_CDROMVOLCTRL = CDROMVOLCTRL;672 unsigned IOCTL_CDROMVOLREAD = CDROMVOLREAD;673 unsigned IOCTL_CDROM_GET_UPC = CDROM_GET_UPC;674 unsigned IOCTL_FDCLRPRM = FDCLRPRM;675 unsigned IOCTL_FDDEFPRM = FDDEFPRM;676 unsigned IOCTL_FDFLUSH = FDFLUSH;677 unsigned IOCTL_FDFMTBEG = FDFMTBEG;678 unsigned IOCTL_FDFMTEND = FDFMTEND;679 unsigned IOCTL_FDFMTTRK = FDFMTTRK;680 unsigned IOCTL_FDGETDRVPRM = FDGETDRVPRM;681 unsigned IOCTL_FDGETDRVSTAT = FDGETDRVSTAT;682 unsigned IOCTL_FDGETDRVTYP = FDGETDRVTYP;683 unsigned IOCTL_FDGETFDCSTAT = FDGETFDCSTAT;684 unsigned IOCTL_FDGETMAXERRS = FDGETMAXERRS;685 unsigned IOCTL_FDGETPRM = FDGETPRM;686 unsigned IOCTL_FDMSGOFF = FDMSGOFF;687 unsigned IOCTL_FDMSGON = FDMSGON;688 unsigned IOCTL_FDPOLLDRVSTAT = FDPOLLDRVSTAT;689 unsigned IOCTL_FDRAWCMD = FDRAWCMD;690 unsigned IOCTL_FDRESET = FDRESET;691 unsigned IOCTL_FDSETDRVPRM = FDSETDRVPRM;692 unsigned IOCTL_FDSETEMSGTRESH = FDSETEMSGTRESH;693 unsigned IOCTL_FDSETMAXERRS = FDSETMAXERRS;694 unsigned IOCTL_FDSETPRM = FDSETPRM;695 unsigned IOCTL_FDTWADDLE = FDTWADDLE;696 unsigned IOCTL_FDWERRORCLR = FDWERRORCLR;697 unsigned IOCTL_FDWERRORGET = FDWERRORGET;698 unsigned IOCTL_HDIO_DRIVE_CMD = HDIO_DRIVE_CMD;699 unsigned IOCTL_HDIO_GETGEO = HDIO_GETGEO;700 unsigned IOCTL_HDIO_GET_32BIT = HDIO_GET_32BIT;701 unsigned IOCTL_HDIO_GET_DMA = HDIO_GET_DMA;702 unsigned IOCTL_HDIO_GET_IDENTITY = HDIO_GET_IDENTITY;703 unsigned IOCTL_HDIO_GET_KEEPSETTINGS = HDIO_GET_KEEPSETTINGS;704 unsigned IOCTL_HDIO_GET_MULTCOUNT = HDIO_GET_MULTCOUNT;705 unsigned IOCTL_HDIO_GET_NOWERR = HDIO_GET_NOWERR;706 unsigned IOCTL_HDIO_GET_UNMASKINTR = HDIO_GET_UNMASKINTR;707 unsigned IOCTL_HDIO_SET_32BIT = HDIO_SET_32BIT;708 unsigned IOCTL_HDIO_SET_DMA = HDIO_SET_DMA;709 unsigned IOCTL_HDIO_SET_KEEPSETTINGS = HDIO_SET_KEEPSETTINGS;710 unsigned IOCTL_HDIO_SET_MULTCOUNT = HDIO_SET_MULTCOUNT;711 unsigned IOCTL_HDIO_SET_NOWERR = HDIO_SET_NOWERR;712 unsigned IOCTL_HDIO_SET_UNMASKINTR = HDIO_SET_UNMASKINTR;713 unsigned IOCTL_MTIOCPOS = MTIOCPOS;714 unsigned IOCTL_PPPIOCGASYNCMAP = PPPIOCGASYNCMAP;715 unsigned IOCTL_PPPIOCGDEBUG = PPPIOCGDEBUG;716 unsigned IOCTL_PPPIOCGFLAGS = PPPIOCGFLAGS;717 unsigned IOCTL_PPPIOCGUNIT = PPPIOCGUNIT;718 unsigned IOCTL_PPPIOCGXASYNCMAP = PPPIOCGXASYNCMAP;719 unsigned IOCTL_PPPIOCSASYNCMAP = PPPIOCSASYNCMAP;720 unsigned IOCTL_PPPIOCSDEBUG = PPPIOCSDEBUG;721 unsigned IOCTL_PPPIOCSFLAGS = PPPIOCSFLAGS;722 unsigned IOCTL_PPPIOCSMAXCID = PPPIOCSMAXCID;723 unsigned IOCTL_PPPIOCSMRU = PPPIOCSMRU;724 unsigned IOCTL_PPPIOCSXASYNCMAP = PPPIOCSXASYNCMAP;725 unsigned IOCTL_SIOCADDRT = SIOCADDRT;726 unsigned IOCTL_SIOCDARP = SIOCDARP;727 unsigned IOCTL_SIOCDELRT = SIOCDELRT;728 unsigned IOCTL_SIOCDRARP = SIOCDRARP;729 unsigned IOCTL_SIOCGARP = SIOCGARP;730 unsigned IOCTL_SIOCGIFENCAP = SIOCGIFENCAP;731 unsigned IOCTL_SIOCGIFHWADDR = SIOCGIFHWADDR;732 unsigned IOCTL_SIOCGIFMAP = SIOCGIFMAP;733 unsigned IOCTL_SIOCGIFMEM = SIOCGIFMEM;734 unsigned IOCTL_SIOCGIFNAME = SIOCGIFNAME;735 unsigned IOCTL_SIOCGIFSLAVE = SIOCGIFSLAVE;736 unsigned IOCTL_SIOCGRARP = SIOCGRARP;737 unsigned IOCTL_SIOCGSTAMP = SIOCGSTAMP;738 unsigned IOCTL_SIOCSARP = SIOCSARP;739 unsigned IOCTL_SIOCSIFENCAP = SIOCSIFENCAP;740 unsigned IOCTL_SIOCSIFHWADDR = SIOCSIFHWADDR;741 unsigned IOCTL_SIOCSIFLINK = SIOCSIFLINK;742 unsigned IOCTL_SIOCSIFMAP = SIOCSIFMAP;743 unsigned IOCTL_SIOCSIFMEM = SIOCSIFMEM;744 unsigned IOCTL_SIOCSIFSLAVE = SIOCSIFSLAVE;745 unsigned IOCTL_SIOCSRARP = SIOCSRARP;746# if SOUND_VERSION >= 0x040000747 unsigned IOCTL_SNDCTL_COPR_HALT = IOCTL_NOT_PRESENT;748 unsigned IOCTL_SNDCTL_COPR_LOAD = IOCTL_NOT_PRESENT;749 unsigned IOCTL_SNDCTL_COPR_RCODE = IOCTL_NOT_PRESENT;750 unsigned IOCTL_SNDCTL_COPR_RCVMSG = IOCTL_NOT_PRESENT;751 unsigned IOCTL_SNDCTL_COPR_RDATA = IOCTL_NOT_PRESENT;752 unsigned IOCTL_SNDCTL_COPR_RESET = IOCTL_NOT_PRESENT;753 unsigned IOCTL_SNDCTL_COPR_RUN = IOCTL_NOT_PRESENT;754 unsigned IOCTL_SNDCTL_COPR_SENDMSG = IOCTL_NOT_PRESENT;755 unsigned IOCTL_SNDCTL_COPR_WCODE = IOCTL_NOT_PRESENT;756 unsigned IOCTL_SNDCTL_COPR_WDATA = IOCTL_NOT_PRESENT;757 unsigned IOCTL_SOUND_PCM_READ_BITS = IOCTL_NOT_PRESENT;758 unsigned IOCTL_SOUND_PCM_READ_CHANNELS = IOCTL_NOT_PRESENT;759 unsigned IOCTL_SOUND_PCM_READ_FILTER = IOCTL_NOT_PRESENT;760 unsigned IOCTL_SOUND_PCM_READ_RATE = IOCTL_NOT_PRESENT;761 unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS = IOCTL_NOT_PRESENT;762 unsigned IOCTL_SOUND_PCM_WRITE_FILTER = IOCTL_NOT_PRESENT;763# else // SOUND_VERSION764 unsigned IOCTL_SNDCTL_COPR_HALT = SNDCTL_COPR_HALT;765 unsigned IOCTL_SNDCTL_COPR_LOAD = SNDCTL_COPR_LOAD;766 unsigned IOCTL_SNDCTL_COPR_RCODE = SNDCTL_COPR_RCODE;767 unsigned IOCTL_SNDCTL_COPR_RCVMSG = SNDCTL_COPR_RCVMSG;768 unsigned IOCTL_SNDCTL_COPR_RDATA = SNDCTL_COPR_RDATA;769 unsigned IOCTL_SNDCTL_COPR_RESET = SNDCTL_COPR_RESET;770 unsigned IOCTL_SNDCTL_COPR_RUN = SNDCTL_COPR_RUN;771 unsigned IOCTL_SNDCTL_COPR_SENDMSG = SNDCTL_COPR_SENDMSG;772 unsigned IOCTL_SNDCTL_COPR_WCODE = SNDCTL_COPR_WCODE;773 unsigned IOCTL_SNDCTL_COPR_WDATA = SNDCTL_COPR_WDATA;774 unsigned IOCTL_SOUND_PCM_READ_BITS = SOUND_PCM_READ_BITS;775 unsigned IOCTL_SOUND_PCM_READ_CHANNELS = SOUND_PCM_READ_CHANNELS;776 unsigned IOCTL_SOUND_PCM_READ_FILTER = SOUND_PCM_READ_FILTER;777 unsigned IOCTL_SOUND_PCM_READ_RATE = SOUND_PCM_READ_RATE;778 unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS = SOUND_PCM_WRITE_CHANNELS;779 unsigned IOCTL_SOUND_PCM_WRITE_FILTER = SOUND_PCM_WRITE_FILTER;780#endif // SOUND_VERSION781 unsigned IOCTL_TCFLSH = TCFLSH;782# if SANITIZER_TERMIOS_IOCTL_CONSTANTS783 unsigned IOCTL_TCGETS = TCGETS;784# endif785 unsigned IOCTL_TCSBRK = TCSBRK;786 unsigned IOCTL_TCSBRKP = TCSBRKP;787# if SANITIZER_TERMIOS_IOCTL_CONSTANTS788 unsigned IOCTL_TCSETS = TCSETS;789 unsigned IOCTL_TCSETSF = TCSETSF;790 unsigned IOCTL_TCSETSW = TCSETSW;791# endif792 unsigned IOCTL_TCXONC = TCXONC;793 unsigned IOCTL_TIOCGLCKTRMIOS = TIOCGLCKTRMIOS;794 unsigned IOCTL_TIOCGSOFTCAR = TIOCGSOFTCAR;795 unsigned IOCTL_TIOCINQ = TIOCINQ;796 unsigned IOCTL_TIOCLINUX = TIOCLINUX;797 unsigned IOCTL_TIOCSERCONFIG = TIOCSERCONFIG;798 unsigned IOCTL_TIOCSERGETLSR = TIOCSERGETLSR;799 unsigned IOCTL_TIOCSERGWILD = TIOCSERGWILD;800 unsigned IOCTL_TIOCSERSWILD = TIOCSERSWILD;801 unsigned IOCTL_TIOCSLCKTRMIOS = TIOCSLCKTRMIOS;802 unsigned IOCTL_TIOCSSOFTCAR = TIOCSSOFTCAR;803 unsigned IOCTL_VT_DISALLOCATE = VT_DISALLOCATE;804 unsigned IOCTL_VT_GETSTATE = VT_GETSTATE;805 unsigned IOCTL_VT_RESIZE = VT_RESIZE;806 unsigned IOCTL_VT_RESIZEX = VT_RESIZEX;807 unsigned IOCTL_VT_SENDSIG = VT_SENDSIG;808 unsigned IOCTL_MTIOCGET = MTIOCGET;809 unsigned IOCTL_MTIOCTOP = MTIOCTOP;810 unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE = SNDCTL_DSP_GETBLKSIZE;811 unsigned IOCTL_SNDCTL_DSP_GETFMTS = SNDCTL_DSP_GETFMTS;812 unsigned IOCTL_SNDCTL_DSP_NONBLOCK = SNDCTL_DSP_NONBLOCK;813 unsigned IOCTL_SNDCTL_DSP_POST = SNDCTL_DSP_POST;814 unsigned IOCTL_SNDCTL_DSP_RESET = SNDCTL_DSP_RESET;815 unsigned IOCTL_SNDCTL_DSP_SETFMT = SNDCTL_DSP_SETFMT;816 unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT = SNDCTL_DSP_SETFRAGMENT;817 unsigned IOCTL_SNDCTL_DSP_SPEED = SNDCTL_DSP_SPEED;818 unsigned IOCTL_SNDCTL_DSP_STEREO = SNDCTL_DSP_STEREO;819 unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE = SNDCTL_DSP_SUBDIVIDE;820 unsigned IOCTL_SNDCTL_DSP_SYNC = SNDCTL_DSP_SYNC;821 unsigned IOCTL_SNDCTL_FM_4OP_ENABLE = SNDCTL_FM_4OP_ENABLE;822 unsigned IOCTL_SNDCTL_FM_LOAD_INSTR = SNDCTL_FM_LOAD_INSTR;823 unsigned IOCTL_SNDCTL_MIDI_INFO = SNDCTL_MIDI_INFO;824 unsigned IOCTL_SNDCTL_MIDI_PRETIME = SNDCTL_MIDI_PRETIME;825 unsigned IOCTL_SNDCTL_SEQ_CTRLRATE = SNDCTL_SEQ_CTRLRATE;826 unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT = SNDCTL_SEQ_GETINCOUNT;827 unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT = SNDCTL_SEQ_GETOUTCOUNT;828 unsigned IOCTL_SNDCTL_SEQ_NRMIDIS = SNDCTL_SEQ_NRMIDIS;829 unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS = SNDCTL_SEQ_NRSYNTHS;830 unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND = SNDCTL_SEQ_OUTOFBAND;831 unsigned IOCTL_SNDCTL_SEQ_PANIC = SNDCTL_SEQ_PANIC;832 unsigned IOCTL_SNDCTL_SEQ_PERCMODE = SNDCTL_SEQ_PERCMODE;833 unsigned IOCTL_SNDCTL_SEQ_RESET = SNDCTL_SEQ_RESET;834 unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES = SNDCTL_SEQ_RESETSAMPLES;835 unsigned IOCTL_SNDCTL_SEQ_SYNC = SNDCTL_SEQ_SYNC;836 unsigned IOCTL_SNDCTL_SEQ_TESTMIDI = SNDCTL_SEQ_TESTMIDI;837 unsigned IOCTL_SNDCTL_SEQ_THRESHOLD = SNDCTL_SEQ_THRESHOLD;838 unsigned IOCTL_SNDCTL_SYNTH_INFO = SNDCTL_SYNTH_INFO;839 unsigned IOCTL_SNDCTL_SYNTH_MEMAVL = SNDCTL_SYNTH_MEMAVL;840 unsigned IOCTL_SNDCTL_TMR_CONTINUE = SNDCTL_TMR_CONTINUE;841 unsigned IOCTL_SNDCTL_TMR_METRONOME = SNDCTL_TMR_METRONOME;842 unsigned IOCTL_SNDCTL_TMR_SELECT = SNDCTL_TMR_SELECT;843 unsigned IOCTL_SNDCTL_TMR_SOURCE = SNDCTL_TMR_SOURCE;844 unsigned IOCTL_SNDCTL_TMR_START = SNDCTL_TMR_START;845 unsigned IOCTL_SNDCTL_TMR_STOP = SNDCTL_TMR_STOP;846 unsigned IOCTL_SNDCTL_TMR_TEMPO = SNDCTL_TMR_TEMPO;847 unsigned IOCTL_SNDCTL_TMR_TIMEBASE = SNDCTL_TMR_TIMEBASE;848 unsigned IOCTL_SOUND_MIXER_READ_ALTPCM = SOUND_MIXER_READ_ALTPCM;849 unsigned IOCTL_SOUND_MIXER_READ_BASS = SOUND_MIXER_READ_BASS;850 unsigned IOCTL_SOUND_MIXER_READ_CAPS = SOUND_MIXER_READ_CAPS;851 unsigned IOCTL_SOUND_MIXER_READ_CD = SOUND_MIXER_READ_CD;852 unsigned IOCTL_SOUND_MIXER_READ_DEVMASK = SOUND_MIXER_READ_DEVMASK;853 unsigned IOCTL_SOUND_MIXER_READ_ENHANCE = SOUND_MIXER_READ_ENHANCE;854 unsigned IOCTL_SOUND_MIXER_READ_IGAIN = SOUND_MIXER_READ_IGAIN;855 unsigned IOCTL_SOUND_MIXER_READ_IMIX = SOUND_MIXER_READ_IMIX;856 unsigned IOCTL_SOUND_MIXER_READ_LINE = SOUND_MIXER_READ_LINE;857 unsigned IOCTL_SOUND_MIXER_READ_LINE1 = SOUND_MIXER_READ_LINE1;858 unsigned IOCTL_SOUND_MIXER_READ_LINE2 = SOUND_MIXER_READ_LINE2;859 unsigned IOCTL_SOUND_MIXER_READ_LINE3 = SOUND_MIXER_READ_LINE3;860 unsigned IOCTL_SOUND_MIXER_READ_LOUD = SOUND_MIXER_READ_LOUD;861 unsigned IOCTL_SOUND_MIXER_READ_MIC = SOUND_MIXER_READ_MIC;862 unsigned IOCTL_SOUND_MIXER_READ_MUTE = SOUND_MIXER_READ_MUTE;863 unsigned IOCTL_SOUND_MIXER_READ_OGAIN = SOUND_MIXER_READ_OGAIN;864 unsigned IOCTL_SOUND_MIXER_READ_PCM = SOUND_MIXER_READ_PCM;865 unsigned IOCTL_SOUND_MIXER_READ_RECLEV = SOUND_MIXER_READ_RECLEV;866 unsigned IOCTL_SOUND_MIXER_READ_RECMASK = SOUND_MIXER_READ_RECMASK;867 unsigned IOCTL_SOUND_MIXER_READ_RECSRC = SOUND_MIXER_READ_RECSRC;868 unsigned IOCTL_SOUND_MIXER_READ_SPEAKER = SOUND_MIXER_READ_SPEAKER;869 unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS = SOUND_MIXER_READ_STEREODEVS;870 unsigned IOCTL_SOUND_MIXER_READ_SYNTH = SOUND_MIXER_READ_SYNTH;871 unsigned IOCTL_SOUND_MIXER_READ_TREBLE = SOUND_MIXER_READ_TREBLE;872 unsigned IOCTL_SOUND_MIXER_READ_VOLUME = SOUND_MIXER_READ_VOLUME;873 unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM = SOUND_MIXER_WRITE_ALTPCM;874 unsigned IOCTL_SOUND_MIXER_WRITE_BASS = SOUND_MIXER_WRITE_BASS;875 unsigned IOCTL_SOUND_MIXER_WRITE_CD = SOUND_MIXER_WRITE_CD;876 unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE = SOUND_MIXER_WRITE_ENHANCE;877 unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN = SOUND_MIXER_WRITE_IGAIN;878 unsigned IOCTL_SOUND_MIXER_WRITE_IMIX = SOUND_MIXER_WRITE_IMIX;879 unsigned IOCTL_SOUND_MIXER_WRITE_LINE = SOUND_MIXER_WRITE_LINE;880 unsigned IOCTL_SOUND_MIXER_WRITE_LINE1 = SOUND_MIXER_WRITE_LINE1;881 unsigned IOCTL_SOUND_MIXER_WRITE_LINE2 = SOUND_MIXER_WRITE_LINE2;882 unsigned IOCTL_SOUND_MIXER_WRITE_LINE3 = SOUND_MIXER_WRITE_LINE3;883 unsigned IOCTL_SOUND_MIXER_WRITE_LOUD = SOUND_MIXER_WRITE_LOUD;884 unsigned IOCTL_SOUND_MIXER_WRITE_MIC = SOUND_MIXER_WRITE_MIC;885 unsigned IOCTL_SOUND_MIXER_WRITE_MUTE = SOUND_MIXER_WRITE_MUTE;886 unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN = SOUND_MIXER_WRITE_OGAIN;887 unsigned IOCTL_SOUND_MIXER_WRITE_PCM = SOUND_MIXER_WRITE_PCM;888 unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV = SOUND_MIXER_WRITE_RECLEV;889 unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC = SOUND_MIXER_WRITE_RECSRC;890 unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER = SOUND_MIXER_WRITE_SPEAKER;891 unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH = SOUND_MIXER_WRITE_SYNTH;892 unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE = SOUND_MIXER_WRITE_TREBLE;893 unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME = SOUND_MIXER_WRITE_VOLUME;894 unsigned IOCTL_VT_ACTIVATE = VT_ACTIVATE;895 unsigned IOCTL_VT_GETMODE = VT_GETMODE;896 unsigned IOCTL_VT_OPENQRY = VT_OPENQRY;897 unsigned IOCTL_VT_RELDISP = VT_RELDISP;898 unsigned IOCTL_VT_SETMODE = VT_SETMODE;899 unsigned IOCTL_VT_WAITACTIVE = VT_WAITACTIVE;900#endif // SANITIZER_LINUX901 902#if SANITIZER_LINUX && !SANITIZER_ANDROID903 unsigned IOCTL_EQL_EMANCIPATE = EQL_EMANCIPATE;904 unsigned IOCTL_EQL_ENSLAVE = EQL_ENSLAVE;905 unsigned IOCTL_EQL_GETMASTRCFG = EQL_GETMASTRCFG;906 unsigned IOCTL_EQL_GETSLAVECFG = EQL_GETSLAVECFG;907 unsigned IOCTL_EQL_SETMASTRCFG = EQL_SETMASTRCFG;908 unsigned IOCTL_EQL_SETSLAVECFG = EQL_SETSLAVECFG;909#if EV_VERSION > (0x010000)910 unsigned IOCTL_EVIOCGKEYCODE_V2 = EVIOCGKEYCODE_V2;911 unsigned IOCTL_EVIOCGPROP = EVIOCGPROP(0);912 unsigned IOCTL_EVIOCSKEYCODE_V2 = EVIOCSKEYCODE_V2;913#else914 unsigned IOCTL_EVIOCGKEYCODE_V2 = IOCTL_NOT_PRESENT;915 unsigned IOCTL_EVIOCGPROP = IOCTL_NOT_PRESENT;916 unsigned IOCTL_EVIOCSKEYCODE_V2 = IOCTL_NOT_PRESENT;917#endif918 unsigned IOCTL_FS_IOC_GETFLAGS = _IOR('f', 1, long);919 unsigned IOCTL_FS_IOC_GETVERSION = _IOR('v', 1, long);920 unsigned IOCTL_FS_IOC_SETFLAGS = _IOW('f', 2, long);921 unsigned IOCTL_FS_IOC_SETVERSION = _IOW('v', 2, long);922 unsigned IOCTL_GIO_CMAP = GIO_CMAP;923 unsigned IOCTL_GIO_FONT = GIO_FONT;924 unsigned IOCTL_GIO_UNIMAP = GIO_UNIMAP;925 unsigned IOCTL_GIO_UNISCRNMAP = GIO_UNISCRNMAP;926 unsigned IOCTL_KDADDIO = KDADDIO;927 unsigned IOCTL_KDDELIO = KDDELIO;928 unsigned IOCTL_KDGETKEYCODE = KDGETKEYCODE;929 unsigned IOCTL_KDGKBDIACR = KDGKBDIACR;930 unsigned IOCTL_KDGKBENT = KDGKBENT;931 unsigned IOCTL_KDGKBLED = KDGKBLED;932 unsigned IOCTL_KDGKBMETA = KDGKBMETA;933 unsigned IOCTL_KDGKBSENT = KDGKBSENT;934 unsigned IOCTL_KDMAPDISP = KDMAPDISP;935 unsigned IOCTL_KDSETKEYCODE = KDSETKEYCODE;936 unsigned IOCTL_KDSIGACCEPT = KDSIGACCEPT;937 unsigned IOCTL_KDSKBDIACR = KDSKBDIACR;938 unsigned IOCTL_KDSKBENT = KDSKBENT;939 unsigned IOCTL_KDSKBLED = KDSKBLED;940 unsigned IOCTL_KDSKBMETA = KDSKBMETA;941 unsigned IOCTL_KDSKBSENT = KDSKBSENT;942 unsigned IOCTL_KDUNMAPDISP = KDUNMAPDISP;943 unsigned IOCTL_LPABORT = LPABORT;944 unsigned IOCTL_LPABORTOPEN = LPABORTOPEN;945 unsigned IOCTL_LPCAREFUL = LPCAREFUL;946 unsigned IOCTL_LPCHAR = LPCHAR;947 unsigned IOCTL_LPGETIRQ = LPGETIRQ;948 unsigned IOCTL_LPGETSTATUS = LPGETSTATUS;949 unsigned IOCTL_LPRESET = LPRESET;950 unsigned IOCTL_LPSETIRQ = LPSETIRQ;951 unsigned IOCTL_LPTIME = LPTIME;952 unsigned IOCTL_LPWAIT = LPWAIT;953 unsigned IOCTL_MTIOCGETCONFIG = MTIOCGETCONFIG;954 unsigned IOCTL_MTIOCSETCONFIG = MTIOCSETCONFIG;955 unsigned IOCTL_PIO_CMAP = PIO_CMAP;956 unsigned IOCTL_PIO_FONT = PIO_FONT;957 unsigned IOCTL_PIO_UNIMAP = PIO_UNIMAP;958 unsigned IOCTL_PIO_UNIMAPCLR = PIO_UNIMAPCLR;959 unsigned IOCTL_PIO_UNISCRNMAP = PIO_UNISCRNMAP;960#if SANITIZER_GLIBC961 unsigned IOCTL_SCSI_IOCTL_GET_IDLUN = SCSI_IOCTL_GET_IDLUN;962 unsigned IOCTL_SCSI_IOCTL_PROBE_HOST = SCSI_IOCTL_PROBE_HOST;963 unsigned IOCTL_SCSI_IOCTL_TAGGED_DISABLE = SCSI_IOCTL_TAGGED_DISABLE;964 unsigned IOCTL_SCSI_IOCTL_TAGGED_ENABLE = SCSI_IOCTL_TAGGED_ENABLE;965 unsigned IOCTL_SIOCAIPXITFCRT = SIOCAIPXITFCRT;966 unsigned IOCTL_SIOCAIPXPRISLT = SIOCAIPXPRISLT;967 unsigned IOCTL_SIOCAX25ADDUID = SIOCAX25ADDUID;968 unsigned IOCTL_SIOCAX25DELUID = SIOCAX25DELUID;969 unsigned IOCTL_SIOCAX25GETPARMS = SIOCAX25GETPARMS;970 unsigned IOCTL_SIOCAX25GETUID = SIOCAX25GETUID;971 unsigned IOCTL_SIOCAX25NOUID = SIOCAX25NOUID;972 unsigned IOCTL_SIOCAX25SETPARMS = SIOCAX25SETPARMS;973 unsigned IOCTL_SIOCDEVPLIP = SIOCDEVPLIP;974 unsigned IOCTL_SIOCIPXCFGDATA = SIOCIPXCFGDATA;975 unsigned IOCTL_SIOCNRDECOBS = SIOCNRDECOBS;976 unsigned IOCTL_SIOCNRGETPARMS = SIOCNRGETPARMS;977 unsigned IOCTL_SIOCNRRTCTL = SIOCNRRTCTL;978 unsigned IOCTL_SIOCNRSETPARMS = SIOCNRSETPARMS;979#endif980 unsigned IOCTL_TIOCGSERIAL = TIOCGSERIAL;981 unsigned IOCTL_TIOCSERGETMULTI = TIOCSERGETMULTI;982 unsigned IOCTL_TIOCSERSETMULTI = TIOCSERSETMULTI;983 unsigned IOCTL_TIOCSSERIAL = TIOCSSERIAL;984#endif // SANITIZER_LINUX && !SANITIZER_ANDROID985 986#if SANITIZER_LINUX && !SANITIZER_ANDROID987 unsigned IOCTL_GIO_SCRNMAP = GIO_SCRNMAP;988 unsigned IOCTL_KDDISABIO = KDDISABIO;989 unsigned IOCTL_KDENABIO = KDENABIO;990 unsigned IOCTL_KDGETLED = KDGETLED;991 unsigned IOCTL_KDGETMODE = KDGETMODE;992 unsigned IOCTL_KDGKBMODE = KDGKBMODE;993 unsigned IOCTL_KDGKBTYPE = KDGKBTYPE;994 unsigned IOCTL_KDMKTONE = KDMKTONE;995 unsigned IOCTL_KDSETLED = KDSETLED;996 unsigned IOCTL_KDSETMODE = KDSETMODE;997 unsigned IOCTL_KDSKBMODE = KDSKBMODE;998 unsigned IOCTL_KIOCSOUND = KIOCSOUND;999 unsigned IOCTL_PIO_SCRNMAP = PIO_SCRNMAP;1000 unsigned IOCTL_SNDCTL_DSP_GETISPACE = SNDCTL_DSP_GETISPACE;1001 unsigned IOCTL_SNDCTL_DSP_GETOSPACE = SNDCTL_DSP_GETOSPACE;1002#endif // (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID1003 1004 const int si_SEGV_MAPERR = SEGV_MAPERR;1005 const int si_SEGV_ACCERR = SEGV_ACCERR;1006} // namespace __sanitizer1007 1008using namespace __sanitizer;1009 1010COMPILER_CHECK(sizeof(__sanitizer_pthread_attr_t) >= sizeof(pthread_attr_t));1011 1012COMPILER_CHECK(sizeof(socklen_t) == sizeof(unsigned));1013CHECK_TYPE_SIZE(pthread_key_t);1014 1015#if SANITIZER_LINUX1016// FIXME: We define those on Linux and Mac, but only check on Linux.1017COMPILER_CHECK(IOC_NRBITS == _IOC_NRBITS);1018COMPILER_CHECK(IOC_TYPEBITS == _IOC_TYPEBITS);1019COMPILER_CHECK(IOC_SIZEBITS == _IOC_SIZEBITS);1020COMPILER_CHECK(IOC_DIRBITS == _IOC_DIRBITS);1021COMPILER_CHECK(IOC_NRMASK == _IOC_NRMASK);1022COMPILER_CHECK(IOC_TYPEMASK == _IOC_TYPEMASK);1023COMPILER_CHECK(IOC_SIZEMASK == _IOC_SIZEMASK);1024COMPILER_CHECK(IOC_DIRMASK == _IOC_DIRMASK);1025COMPILER_CHECK(IOC_NRSHIFT == _IOC_NRSHIFT);1026COMPILER_CHECK(IOC_TYPESHIFT == _IOC_TYPESHIFT);1027COMPILER_CHECK(IOC_SIZESHIFT == _IOC_SIZESHIFT);1028COMPILER_CHECK(IOC_DIRSHIFT == _IOC_DIRSHIFT);1029COMPILER_CHECK(IOC_NONE == _IOC_NONE);1030COMPILER_CHECK(IOC_WRITE == _IOC_WRITE);1031COMPILER_CHECK(IOC_READ == _IOC_READ);1032COMPILER_CHECK(EVIOC_ABS_MAX == ABS_MAX);1033COMPILER_CHECK(EVIOC_EV_MAX == EV_MAX);1034COMPILER_CHECK(IOC_SIZE(0x12345678) == _IOC_SIZE(0x12345678));1035COMPILER_CHECK(IOC_DIR(0x12345678) == _IOC_DIR(0x12345678));1036COMPILER_CHECK(IOC_NR(0x12345678) == _IOC_NR(0x12345678));1037COMPILER_CHECK(IOC_TYPE(0x12345678) == _IOC_TYPE(0x12345678));1038#endif // SANITIZER_LINUX1039 1040#if SANITIZER_LINUX || SANITIZER_FREEBSD1041// There are more undocumented fields in dl_phdr_info that we are not interested1042// in.1043COMPILER_CHECK(sizeof(__sanitizer_dl_phdr_info) <= sizeof(dl_phdr_info));1044CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_addr);1045CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_name);1046CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phdr);1047CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phnum);1048#endif // SANITIZER_LINUX || SANITIZER_FREEBSD1049 1050#if SANITIZER_GLIBC || SANITIZER_FREEBSD1051CHECK_TYPE_SIZE(glob_t);1052CHECK_SIZE_AND_OFFSET(glob_t, gl_pathc);1053CHECK_SIZE_AND_OFFSET(glob_t, gl_pathv);1054CHECK_SIZE_AND_OFFSET(glob_t, gl_offs);1055CHECK_SIZE_AND_OFFSET(glob_t, gl_flags);1056CHECK_SIZE_AND_OFFSET(glob_t, gl_closedir);1057CHECK_SIZE_AND_OFFSET(glob_t, gl_readdir);1058CHECK_SIZE_AND_OFFSET(glob_t, gl_opendir);1059CHECK_SIZE_AND_OFFSET(glob_t, gl_lstat);1060CHECK_SIZE_AND_OFFSET(glob_t, gl_stat);1061#endif // SANITIZER_GLIBC || SANITIZER_FREEBSD1062 1063CHECK_TYPE_SIZE(addrinfo);1064CHECK_SIZE_AND_OFFSET(addrinfo, ai_flags);1065CHECK_SIZE_AND_OFFSET(addrinfo, ai_family);1066CHECK_SIZE_AND_OFFSET(addrinfo, ai_socktype);1067CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);1068CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);1069CHECK_SIZE_AND_OFFSET(addrinfo, ai_addrlen);1070CHECK_SIZE_AND_OFFSET(addrinfo, ai_canonname);1071CHECK_SIZE_AND_OFFSET(addrinfo, ai_addr);1072 1073CHECK_TYPE_SIZE(hostent);1074CHECK_SIZE_AND_OFFSET(hostent, h_name);1075CHECK_SIZE_AND_OFFSET(hostent, h_aliases);1076CHECK_SIZE_AND_OFFSET(hostent, h_addrtype);1077CHECK_SIZE_AND_OFFSET(hostent, h_length);1078CHECK_SIZE_AND_OFFSET(hostent, h_addr_list);1079 1080CHECK_TYPE_SIZE(iovec);1081CHECK_SIZE_AND_OFFSET(iovec, iov_base);1082CHECK_SIZE_AND_OFFSET(iovec, iov_len);1083 1084// In POSIX, int msg_iovlen; socklen_t msg_controllen; socklen_t cmsg_len; but1085// many implementations don't conform to the standard. Since we pick the1086// non-conforming glibc definition, exclude the checks for musl (incompatible1087// sizes but compatible offsets).1088CHECK_TYPE_SIZE(msghdr);1089CHECK_SIZE_AND_OFFSET(msghdr, msg_name);1090CHECK_SIZE_AND_OFFSET(msghdr, msg_namelen);1091CHECK_SIZE_AND_OFFSET(msghdr, msg_iov);1092#if SANITIZER_GLIBC || SANITIZER_ANDROID1093CHECK_SIZE_AND_OFFSET(msghdr, msg_iovlen);1094#endif1095CHECK_SIZE_AND_OFFSET(msghdr, msg_control);1096#if SANITIZER_GLIBC || SANITIZER_ANDROID1097CHECK_SIZE_AND_OFFSET(msghdr, msg_controllen);1098#endif1099CHECK_SIZE_AND_OFFSET(msghdr, msg_flags);1100 1101CHECK_TYPE_SIZE(cmsghdr);1102#if SANITIZER_GLIBC || SANITIZER_ANDROID1103CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_len);1104#endif1105CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_level);1106CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_type);1107 1108# if SANITIZER_LINUX && (SANITIZER_ANDROID || __GLIBC_PREREQ(2, 14))1109CHECK_TYPE_SIZE(mmsghdr);1110CHECK_SIZE_AND_OFFSET(mmsghdr, msg_hdr);1111CHECK_SIZE_AND_OFFSET(mmsghdr, msg_len);1112#endif1113 1114COMPILER_CHECK(sizeof(__sanitizer_dirent) <= sizeof(dirent));1115CHECK_SIZE_AND_OFFSET(dirent, d_ino);1116#if SANITIZER_APPLE1117CHECK_SIZE_AND_OFFSET(dirent, d_seekoff);1118#elif SANITIZER_FREEBSD || SANITIZER_HAIKU1119// There is no 'd_off' field on FreeBSD.1120#else1121CHECK_SIZE_AND_OFFSET(dirent, d_off);1122#endif1123CHECK_SIZE_AND_OFFSET(dirent, d_reclen);1124 1125#if SANITIZER_GLIBC1126COMPILER_CHECK(sizeof(__sanitizer_dirent64) <= sizeof(dirent64));1127CHECK_SIZE_AND_OFFSET(dirent64, d_ino);1128CHECK_SIZE_AND_OFFSET(dirent64, d_off);1129CHECK_SIZE_AND_OFFSET(dirent64, d_reclen);1130#endif1131 1132CHECK_TYPE_SIZE(ifconf);1133CHECK_SIZE_AND_OFFSET(ifconf, ifc_len);1134#if !SANITIZER_HAIKU1135CHECK_SIZE_AND_OFFSET(ifconf, ifc_ifcu);1136#endif1137 1138CHECK_TYPE_SIZE(pollfd);1139CHECK_SIZE_AND_OFFSET(pollfd, fd);1140CHECK_SIZE_AND_OFFSET(pollfd, events);1141CHECK_SIZE_AND_OFFSET(pollfd, revents);1142 1143CHECK_TYPE_SIZE(nfds_t);1144 1145CHECK_TYPE_SIZE(sigset_t);1146 1147COMPILER_CHECK(sizeof(__sanitizer_sigaction) == sizeof(struct sigaction));1148// Can't write checks for sa_handler and sa_sigaction due to them being1149// preprocessor macros.1150CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_mask);1151#if !defined(__s390x__) || __GLIBC_PREREQ (2, 20)1152// On s390x glibc 2.19 and earlier sa_flags was unsigned long, and sa_resv1153// didn't exist.1154CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_flags);1155#endif1156#if SANITIZER_LINUX && (!SANITIZER_ANDROID || !SANITIZER_MIPS32)1157CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_restorer);1158#endif1159 1160#if SANITIZER_HAS_SIGINFO1161COMPILER_CHECK(alignof(siginfo_t) == alignof(__sanitizer_siginfo));1162using __sanitizer_siginfo_t = __sanitizer_siginfo;1163CHECK_TYPE_SIZE(siginfo_t);1164CHECK_SIZE_AND_OFFSET(siginfo_t, si_signo);1165CHECK_SIZE_AND_OFFSET(siginfo_t, si_errno);1166CHECK_SIZE_AND_OFFSET(siginfo_t, si_code);1167#endif1168 1169#if SANITIZER_LINUX1170CHECK_TYPE_SIZE(__sysctl_args);1171CHECK_SIZE_AND_OFFSET(__sysctl_args, name);1172CHECK_SIZE_AND_OFFSET(__sysctl_args, nlen);1173CHECK_SIZE_AND_OFFSET(__sysctl_args, oldval);1174CHECK_SIZE_AND_OFFSET(__sysctl_args, oldlenp);1175CHECK_SIZE_AND_OFFSET(__sysctl_args, newval);1176CHECK_SIZE_AND_OFFSET(__sysctl_args, newlen);1177 1178CHECK_TYPE_SIZE(__kernel_uid_t);1179CHECK_TYPE_SIZE(__kernel_gid_t);1180 1181#if SANITIZER_USES_UID16_SYSCALLS1182CHECK_TYPE_SIZE(__kernel_old_uid_t);1183CHECK_TYPE_SIZE(__kernel_old_gid_t);1184#endif1185 1186CHECK_TYPE_SIZE(__kernel_off_t);1187CHECK_TYPE_SIZE(__kernel_loff_t);1188CHECK_TYPE_SIZE(__kernel_fd_set);1189#endif1190 1191#if !SANITIZER_ANDROID && !SANITIZER_HAIKU1192CHECK_TYPE_SIZE(wordexp_t);1193CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordc);1194CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordv);1195CHECK_SIZE_AND_OFFSET(wordexp_t, we_offs);1196#endif1197 1198CHECK_TYPE_SIZE(tm);1199CHECK_SIZE_AND_OFFSET(tm, tm_sec);1200CHECK_SIZE_AND_OFFSET(tm, tm_min);1201CHECK_SIZE_AND_OFFSET(tm, tm_hour);1202CHECK_SIZE_AND_OFFSET(tm, tm_mday);1203CHECK_SIZE_AND_OFFSET(tm, tm_mon);1204CHECK_SIZE_AND_OFFSET(tm, tm_year);1205CHECK_SIZE_AND_OFFSET(tm, tm_wday);1206CHECK_SIZE_AND_OFFSET(tm, tm_yday);1207CHECK_SIZE_AND_OFFSET(tm, tm_isdst);1208CHECK_SIZE_AND_OFFSET(tm, tm_gmtoff);1209CHECK_SIZE_AND_OFFSET(tm, tm_zone);1210 1211#if SANITIZER_LINUX1212CHECK_TYPE_SIZE(mntent);1213CHECK_SIZE_AND_OFFSET(mntent, mnt_fsname);1214CHECK_SIZE_AND_OFFSET(mntent, mnt_dir);1215CHECK_SIZE_AND_OFFSET(mntent, mnt_type);1216CHECK_SIZE_AND_OFFSET(mntent, mnt_opts);1217CHECK_SIZE_AND_OFFSET(mntent, mnt_freq);1218CHECK_SIZE_AND_OFFSET(mntent, mnt_passno);1219#endif1220 1221#if !SANITIZER_HAIKU1222CHECK_TYPE_SIZE(ether_addr);1223#endif1224 1225#if SANITIZER_GLIBC || SANITIZER_FREEBSD1226CHECK_TYPE_SIZE(ipc_perm);1227# if SANITIZER_FREEBSD1228CHECK_SIZE_AND_OFFSET(ipc_perm, key);1229CHECK_SIZE_AND_OFFSET(ipc_perm, seq);1230# else1231CHECK_SIZE_AND_OFFSET(ipc_perm, __key);1232CHECK_SIZE_AND_OFFSET(ipc_perm, __seq);1233# endif1234CHECK_SIZE_AND_OFFSET(ipc_perm, uid);1235CHECK_SIZE_AND_OFFSET(ipc_perm, gid);1236CHECK_SIZE_AND_OFFSET(ipc_perm, cuid);1237CHECK_SIZE_AND_OFFSET(ipc_perm, cgid);1238#if !SANITIZER_LINUX || __GLIBC_PREREQ (2, 31)1239/* glibc 2.30 and earlier provided 16-bit mode field instead of 32-bit1240 on many architectures. */1241CHECK_SIZE_AND_OFFSET(ipc_perm, mode);1242#endif1243 1244CHECK_TYPE_SIZE(shmid_ds);1245CHECK_SIZE_AND_OFFSET(shmid_ds, shm_perm);1246CHECK_SIZE_AND_OFFSET(shmid_ds, shm_segsz);1247CHECK_SIZE_AND_OFFSET(shmid_ds, shm_atime);1248CHECK_SIZE_AND_OFFSET(shmid_ds, shm_dtime);1249CHECK_SIZE_AND_OFFSET(shmid_ds, shm_ctime);1250CHECK_SIZE_AND_OFFSET(shmid_ds, shm_cpid);1251CHECK_SIZE_AND_OFFSET(shmid_ds, shm_lpid);1252CHECK_SIZE_AND_OFFSET(shmid_ds, shm_nattch);1253#endif1254 1255CHECK_TYPE_SIZE(clock_t);1256 1257#if SANITIZER_LINUX1258CHECK_TYPE_SIZE(clockid_t);1259#endif1260 1261#if !SANITIZER_ANDROID && !SANITIZER_HAIKU1262CHECK_TYPE_SIZE(ifaddrs);1263CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_next);1264CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_name);1265CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_addr);1266CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_netmask);1267#if SANITIZER_LINUX || SANITIZER_FREEBSD1268// Compare against the union, because we can't reach into the union in a1269// compliant way.1270#ifdef ifa_dstaddr1271#undef ifa_dstaddr1272#endif1273# if SANITIZER_FREEBSD1274CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_dstaddr);1275# else1276COMPILER_CHECK(sizeof(((__sanitizer_ifaddrs *)nullptr)->ifa_dstaddr) ==1277 sizeof(((ifaddrs *)nullptr)->ifa_ifu));1278COMPILER_CHECK(offsetof(__sanitizer_ifaddrs, ifa_dstaddr) ==1279 offsetof(ifaddrs, ifa_ifu));1280# endif // SANITIZER_FREEBSD1281#else1282CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_dstaddr);1283#endif // SANITIZER_LINUX1284CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_data);1285#endif1286 1287#if SANITIZER_GLIBC || SANITIZER_ANDROID1288COMPILER_CHECK(sizeof(__sanitizer_struct_mallinfo) == sizeof(struct mallinfo));1289#endif1290 1291#if !SANITIZER_ANDROID1292CHECK_TYPE_SIZE(timeb);1293CHECK_SIZE_AND_OFFSET(timeb, time);1294CHECK_SIZE_AND_OFFSET(timeb, millitm);1295CHECK_SIZE_AND_OFFSET(timeb, timezone);1296CHECK_SIZE_AND_OFFSET(timeb, dstflag);1297#endif1298 1299CHECK_TYPE_SIZE(passwd);1300CHECK_SIZE_AND_OFFSET(passwd, pw_name);1301CHECK_SIZE_AND_OFFSET(passwd, pw_passwd);1302CHECK_SIZE_AND_OFFSET(passwd, pw_uid);1303CHECK_SIZE_AND_OFFSET(passwd, pw_gid);1304CHECK_SIZE_AND_OFFSET(passwd, pw_dir);1305CHECK_SIZE_AND_OFFSET(passwd, pw_shell);1306 1307#if !SANITIZER_ANDROID1308CHECK_SIZE_AND_OFFSET(passwd, pw_gecos);1309#endif1310 1311#if SANITIZER_APPLE1312CHECK_SIZE_AND_OFFSET(passwd, pw_change);1313CHECK_SIZE_AND_OFFSET(passwd, pw_expire);1314CHECK_SIZE_AND_OFFSET(passwd, pw_class);1315#endif1316 1317 1318CHECK_TYPE_SIZE(group);1319CHECK_SIZE_AND_OFFSET(group, gr_name);1320CHECK_SIZE_AND_OFFSET(group, gr_passwd);1321CHECK_SIZE_AND_OFFSET(group, gr_gid);1322CHECK_SIZE_AND_OFFSET(group, gr_mem);1323 1324#if HAVE_RPC_XDR_H && !SANITIZER_APPLE1325CHECK_TYPE_SIZE(XDR);1326CHECK_SIZE_AND_OFFSET(XDR, x_op);1327CHECK_SIZE_AND_OFFSET(XDR, x_ops);1328CHECK_SIZE_AND_OFFSET(XDR, x_public);1329CHECK_SIZE_AND_OFFSET(XDR, x_private);1330CHECK_SIZE_AND_OFFSET(XDR, x_base);1331CHECK_SIZE_AND_OFFSET(XDR, x_handy);1332COMPILER_CHECK(__sanitizer_XDR_ENCODE == XDR_ENCODE);1333COMPILER_CHECK(__sanitizer_XDR_DECODE == XDR_DECODE);1334COMPILER_CHECK(__sanitizer_XDR_FREE == XDR_FREE);1335#endif1336 1337#if SANITIZER_GLIBC1338COMPILER_CHECK(sizeof(__sanitizer_FILE) <= sizeof(FILE));1339CHECK_SIZE_AND_OFFSET(FILE, _flags);1340CHECK_SIZE_AND_OFFSET(FILE, _IO_read_ptr);1341CHECK_SIZE_AND_OFFSET(FILE, _IO_read_end);1342CHECK_SIZE_AND_OFFSET(FILE, _IO_read_base);1343CHECK_SIZE_AND_OFFSET(FILE, _IO_write_ptr);1344CHECK_SIZE_AND_OFFSET(FILE, _IO_write_end);1345CHECK_SIZE_AND_OFFSET(FILE, _IO_write_base);1346CHECK_SIZE_AND_OFFSET(FILE, _IO_buf_base);1347CHECK_SIZE_AND_OFFSET(FILE, _IO_buf_end);1348CHECK_SIZE_AND_OFFSET(FILE, _IO_save_base);1349CHECK_SIZE_AND_OFFSET(FILE, _IO_backup_base);1350CHECK_SIZE_AND_OFFSET(FILE, _IO_save_end);1351CHECK_SIZE_AND_OFFSET(FILE, _markers);1352CHECK_SIZE_AND_OFFSET(FILE, _chain);1353CHECK_SIZE_AND_OFFSET(FILE, _fileno);1354 1355COMPILER_CHECK(sizeof(__sanitizer__obstack_chunk) <= sizeof(_obstack_chunk));1356CHECK_SIZE_AND_OFFSET(_obstack_chunk, limit);1357CHECK_SIZE_AND_OFFSET(_obstack_chunk, prev);1358CHECK_TYPE_SIZE(obstack);1359CHECK_SIZE_AND_OFFSET(obstack, chunk_size);1360CHECK_SIZE_AND_OFFSET(obstack, chunk);1361CHECK_SIZE_AND_OFFSET(obstack, object_base);1362CHECK_SIZE_AND_OFFSET(obstack, next_free);1363 1364CHECK_TYPE_SIZE(cookie_io_functions_t);1365CHECK_SIZE_AND_OFFSET(cookie_io_functions_t, read);1366CHECK_SIZE_AND_OFFSET(cookie_io_functions_t, write);1367CHECK_SIZE_AND_OFFSET(cookie_io_functions_t, seek);1368CHECK_SIZE_AND_OFFSET(cookie_io_functions_t, close);1369#endif // SANITIZER_GLIBC1370 1371#if SANITIZER_LINUX || SANITIZER_FREEBSD1372CHECK_TYPE_SIZE(sem_t);1373#endif1374 1375#if SANITIZER_LINUX && defined(__arm__)1376COMPILER_CHECK(ARM_VFPREGS_SIZE == ARM_VFPREGS_SIZE_ASAN);1377#endif1378 1379#endif // SANITIZER_LINUX || SANITIZER_FREEBSD || SANITIZER_APPLE1380