//===-- sanitizer_platform_limits_freebsd.h -------------------------------===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// // // This file is a part of Sanitizer common code. // // Sizes and layouts of platform-specific FreeBSD data structures. //===----------------------------------------------------------------------===// #ifndef SANITIZER_PLATFORM_LIMITS_FREEBSD_H #define SANITIZER_PLATFORM_LIMITS_FREEBSD_H #if SANITIZER_FREEBSD #include "sanitizer_internal_defs.h" #include "sanitizer_platform.h" #include "sanitizer_platform_limits_posix.h" // FreeBSD's dlopen() returns a pointer to an Obj_Entry structure that // incorporates the map structure. # define GET_LINK_MAP_BY_DLOPEN_HANDLE(handle) \ ((link_map*)((handle) == nullptr ? nullptr : ((char*)(handle) + 560))) // Get sys/_types.h, because that tells us whether 64-bit inodes are // used in struct dirent below. #include namespace __sanitizer { extern unsigned struct_utsname_sz; extern unsigned struct_stat_sz; #if defined(__powerpc64__) const unsigned struct___old_kernel_stat_sz = 0; #else const unsigned struct___old_kernel_stat_sz = 32; #endif extern unsigned struct_rusage_sz; extern unsigned siginfo_t_sz; extern unsigned struct_itimerval_sz; extern unsigned pthread_t_sz; extern unsigned pthread_mutex_t_sz; extern unsigned pthread_cond_t_sz; extern unsigned pid_t_sz; extern unsigned timeval_sz; extern unsigned uid_t_sz; extern unsigned gid_t_sz; extern unsigned fpos_t_sz; extern unsigned mbstate_t_sz; extern unsigned struct_timezone_sz; extern unsigned struct_tms_sz; extern unsigned struct_itimerspec_sz; extern unsigned struct_sigevent_sz; extern unsigned struct_sched_param_sz; extern unsigned struct_statfs64_sz; extern unsigned struct_statfs_sz; extern unsigned struct_sockaddr_sz; extern unsigned ucontext_t_sz; extern unsigned struct_rlimit_sz; extern unsigned struct_utimbuf_sz; extern unsigned struct_timespec_sz; extern unsigned struct_regmatch_sz; extern unsigned struct_regex_sz; extern unsigned struct_FTS_sz; extern unsigned struct_FTSENT_sz; extern const int unvis_valid; extern const int unvis_validpush; struct __sanitizer_iocb { u64 aio_data; u32 aio_key_or_aio_reserved1; // Simply crazy. u32 aio_reserved1_or_aio_key; // Luckily, we don't need these. u16 aio_lio_opcode; s16 aio_reqprio; u32 aio_fildes; u64 aio_buf; u64 aio_nbytes; s64 aio_offset; u64 aio_reserved2; u64 aio_reserved3; }; struct __sanitizer_io_event { u64 data; u64 obj; u64 res; u64 res2; }; const unsigned iocb_cmd_pread = 0; const unsigned iocb_cmd_pwrite = 1; const unsigned iocb_cmd_preadv = 7; const unsigned iocb_cmd_pwritev = 8; struct __sanitizer___sysctl_args { int *name; int nlen; void *oldval; uptr *oldlenp; void *newval; uptr newlen; unsigned long ___unused[4]; }; struct __sanitizer_ipc_perm { unsigned int cuid; unsigned int cgid; unsigned int uid; unsigned int gid; unsigned short mode; unsigned short seq; long key; }; #if !defined(__i386__) typedef long long __sanitizer_time_t; #else typedef long __sanitizer_time_t; #endif struct __sanitizer_shmid_ds { __sanitizer_ipc_perm shm_perm; unsigned long shm_segsz; unsigned int shm_lpid; unsigned int shm_cpid; int shm_nattch; __sanitizer_time_t shm_atime; __sanitizer_time_t shm_dtime; __sanitizer_time_t shm_ctime; }; extern unsigned struct_msqid_ds_sz; extern unsigned struct_mq_attr_sz; extern unsigned struct_timeb_sz; extern unsigned struct_statvfs_sz; struct __sanitizer_iovec { void *iov_base; uptr iov_len; }; struct __sanitizer_ifaddrs { struct __sanitizer_ifaddrs *ifa_next; char *ifa_name; unsigned int ifa_flags; void *ifa_addr; // (struct sockaddr *) void *ifa_netmask; // (struct sockaddr *) # undef ifa_dstaddr void *ifa_dstaddr; // (struct sockaddr *) void *ifa_data; }; typedef unsigned __sanitizer_pthread_key_t; struct __sanitizer_passwd { char *pw_name; char *pw_passwd; int pw_uid; int pw_gid; __sanitizer_time_t pw_change; char *pw_class; char *pw_gecos; char *pw_dir; char *pw_shell; __sanitizer_time_t pw_expire; int pw_fields; }; struct __sanitizer_group { char *gr_name; char *gr_passwd; int gr_gid; char **gr_mem; }; typedef long __sanitizer_suseconds_t; struct __sanitizer_timeval { __sanitizer_time_t tv_sec; __sanitizer_suseconds_t tv_usec; }; struct __sanitizer_itimerval { struct __sanitizer_timeval it_interval; struct __sanitizer_timeval it_value; }; struct __sanitizer_timeb { __sanitizer_time_t time; unsigned short millitm; short timezone; short dstflag; }; struct __sanitizer_ether_addr { u8 octet[6]; }; struct __sanitizer_tm { int tm_sec; int tm_min; int tm_hour; int tm_mday; int tm_mon; int tm_year; int tm_wday; int tm_yday; int tm_isdst; long int tm_gmtoff; const char *tm_zone; }; struct __sanitizer_msghdr { void *msg_name; unsigned msg_namelen; struct __sanitizer_iovec *msg_iov; unsigned msg_iovlen; void *msg_control; unsigned msg_controllen; int msg_flags; }; struct __sanitizer_cmsghdr { unsigned cmsg_len; int cmsg_level; int cmsg_type; }; struct __sanitizer_dirent { #if defined(__INO64) unsigned long long d_fileno; unsigned long long d_off; #else unsigned int d_fileno; #endif unsigned short d_reclen; // more fields that we don't care about }; // 'clock_t' is 32 bits wide on x64 FreeBSD typedef int __sanitizer_clock_t; typedef int __sanitizer_clockid_t; #if defined(_LP64) || defined(__x86_64__) || defined(__powerpc__)\ || defined(__mips__) typedef unsigned __sanitizer___kernel_uid_t; typedef unsigned __sanitizer___kernel_gid_t; #else typedef unsigned short __sanitizer___kernel_uid_t; typedef unsigned short __sanitizer___kernel_gid_t; #endif typedef long long __sanitizer___kernel_off_t; #if defined(__powerpc__) || defined(__mips__) typedef unsigned int __sanitizer___kernel_old_uid_t; typedef unsigned int __sanitizer___kernel_old_gid_t; #else typedef unsigned short __sanitizer___kernel_old_uid_t; typedef unsigned short __sanitizer___kernel_old_gid_t; #endif typedef long long __sanitizer___kernel_loff_t; typedef struct { unsigned long fds_bits[1024 / (8 * sizeof(long))]; } __sanitizer___kernel_fd_set; // This thing depends on the platform. We are only interested in the upper // limit. Verified with a compiler assert in .cpp. const int pthread_attr_t_max_sz = 128; union __sanitizer_pthread_attr_t { char size[pthread_attr_t_max_sz]; // NOLINT void *align; }; const unsigned old_sigset_t_sz = sizeof(unsigned long); struct __sanitizer_sigset_t { // uint32_t * 4 unsigned int __bits[4]; }; typedef __sanitizer_sigset_t __sanitizer_kernel_sigset_t; struct __sanitizer_siginfo { // The size is determined by looking at sizeof of real siginfo_t on linux. u64 opaque[128 / sizeof(u64)]; }; using __sanitizer_sighandler_ptr = void (*)(int sig); using __sanitizer_sigactionhandler_ptr = void (*)(int sig, __sanitizer_siginfo *siginfo, void *uctx); struct __sanitizer_sigaction { union { __sanitizer_sigactionhandler_ptr sigaction; __sanitizer_sighandler_ptr handler; }; int sa_flags; __sanitizer_sigset_t sa_mask; }; struct __sanitizer_sem_t { u32 data[4]; }; extern const uptr sig_ign; extern const uptr sig_dfl; extern const uptr sig_err; extern const uptr sa_siginfo; extern int af_inet; extern int af_inet6; uptr __sanitizer_in_addr_sz(int af); struct __sanitizer_dl_phdr_info { uptr dlpi_addr; const char *dlpi_name; const void *dlpi_phdr; short dlpi_phnum; }; extern unsigned struct_ElfW_Phdr_sz; struct __sanitizer_addrinfo { int ai_flags; int ai_family; int ai_socktype; int ai_protocol; unsigned ai_addrlen; char *ai_canonname; void *ai_addr; struct __sanitizer_addrinfo *ai_next; }; struct __sanitizer_hostent { char *h_name; char **h_aliases; int h_addrtype; int h_length; char **h_addr_list; }; struct __sanitizer_pollfd { int fd; short events; short revents; }; typedef unsigned __sanitizer_nfds_t; struct __sanitizer_glob_t { uptr gl_pathc; uptr gl_matchc; uptr gl_offs; int gl_flags; char **gl_pathv; int (*gl_errfunc)(const char*, int); void (*gl_closedir)(void *dirp); struct dirent *(*gl_readdir)(void *dirp); void *(*gl_opendir)(const char*); int (*gl_lstat)(const char*, void* /* struct stat* */); int (*gl_stat)(const char*, void* /* struct stat* */); }; extern int glob_nomatch; extern int glob_altdirfunc; extern unsigned path_max; struct __sanitizer_wordexp_t { uptr we_wordc; char **we_wordv; uptr we_offs; char *we_strings; uptr we_nbytes; }; typedef void __sanitizer_FILE; extern unsigned struct_shminfo_sz; extern unsigned struct_shm_info_sz; extern int shmctl_ipc_stat; extern int shmctl_ipc_info; extern int shmctl_shm_info; extern int shmctl_shm_stat; extern unsigned struct_utmpx_sz; extern int map_fixed; // ioctl arguments struct __sanitizer_ifconf { int ifc_len; union { void *ifcu_req; } ifc_ifcu; }; #define IOC_NRBITS 8 #define IOC_TYPEBITS 8 #if defined(__powerpc__) || defined(__powerpc64__) || defined(__mips__) #define IOC_SIZEBITS 13 #define IOC_DIRBITS 3 #define IOC_NONE 1U #define IOC_WRITE 4U #define IOC_READ 2U #else #define IOC_SIZEBITS 14 #define IOC_DIRBITS 2 #define IOC_NONE 0U #define IOC_WRITE 1U #define IOC_READ 2U #endif #define IOC_NRMASK ((1 << IOC_NRBITS) - 1) #define IOC_TYPEMASK ((1 << IOC_TYPEBITS) - 1) #define IOC_SIZEMASK ((1 << IOC_SIZEBITS) - 1) #if defined(IOC_DIRMASK) #undef IOC_DIRMASK #endif #define IOC_DIRMASK ((1 << IOC_DIRBITS) - 1) #define IOC_NRSHIFT 0 #define IOC_TYPESHIFT (IOC_NRSHIFT + IOC_NRBITS) #define IOC_SIZESHIFT (IOC_TYPESHIFT + IOC_TYPEBITS) #define IOC_DIRSHIFT (IOC_SIZESHIFT + IOC_SIZEBITS) #define EVIOC_EV_MAX 0x1f #define EVIOC_ABS_MAX 0x3f #define IOC_DIR(nr) (((nr) >> IOC_DIRSHIFT) & IOC_DIRMASK) #define IOC_TYPE(nr) (((nr) >> IOC_TYPESHIFT) & IOC_TYPEMASK) #define IOC_NR(nr) (((nr) >> IOC_NRSHIFT) & IOC_NRMASK) #define IOC_SIZE(nr) (((nr) >> IOC_SIZESHIFT) & IOC_SIZEMASK) extern unsigned struct_ifreq_sz; extern unsigned struct_termios_sz; extern unsigned struct_winsize_sz; extern unsigned struct_copr_buffer_sz; extern unsigned struct_copr_debug_buf_sz; extern unsigned struct_copr_msg_sz; extern unsigned struct_midi_info_sz; extern unsigned struct_mtget_sz; extern unsigned struct_mtop_sz; extern unsigned struct_rtentry_sz; extern unsigned struct_sbi_instrument_sz; extern unsigned struct_seq_event_rec_sz; extern unsigned struct_synth_info_sz; extern unsigned struct_vt_mode_sz; extern const unsigned long __sanitizer_bufsiz; extern unsigned struct_audio_buf_info_sz; extern unsigned struct_ppp_stats_sz; extern unsigned struct_sioc_sg_req_sz; extern unsigned struct_sioc_vif_req_sz; // ioctl request identifiers // A special value to mark ioctls that are not present on the target platform, // when it can not be determined without including any system headers. extern const unsigned IOCTL_NOT_PRESENT; extern unsigned IOCTL_FIOASYNC; extern unsigned IOCTL_FIOCLEX; extern unsigned IOCTL_FIOGETOWN; extern unsigned IOCTL_FIONBIO; extern unsigned IOCTL_FIONCLEX; extern unsigned IOCTL_FIOSETOWN; extern unsigned IOCTL_SIOCADDMULTI; extern unsigned IOCTL_SIOCATMARK; extern unsigned IOCTL_SIOCDELMULTI; extern unsigned IOCTL_SIOCGIFADDR; extern unsigned IOCTL_SIOCGIFBRDADDR; extern unsigned IOCTL_SIOCGIFCONF; extern unsigned IOCTL_SIOCGIFDSTADDR; extern unsigned IOCTL_SIOCGIFFLAGS; extern unsigned IOCTL_SIOCGIFMETRIC; extern unsigned IOCTL_SIOCGIFMTU; extern unsigned IOCTL_SIOCGIFNETMASK; extern unsigned IOCTL_SIOCGPGRP; extern unsigned IOCTL_SIOCSIFADDR; extern unsigned IOCTL_SIOCSIFBRDADDR; extern unsigned IOCTL_SIOCSIFDSTADDR; extern unsigned IOCTL_SIOCSIFFLAGS; extern unsigned IOCTL_SIOCSIFMETRIC; extern unsigned IOCTL_SIOCSIFMTU; extern unsigned IOCTL_SIOCSIFNETMASK; extern unsigned IOCTL_SIOCSPGRP; extern unsigned IOCTL_TIOCCONS; extern unsigned IOCTL_TIOCEXCL; extern unsigned IOCTL_TIOCGETD; extern unsigned IOCTL_TIOCGPGRP; extern unsigned IOCTL_TIOCGWINSZ; extern unsigned IOCTL_TIOCMBIC; extern unsigned IOCTL_TIOCMBIS; extern unsigned IOCTL_TIOCMGET; extern unsigned IOCTL_TIOCMSET; extern unsigned IOCTL_TIOCNOTTY; extern unsigned IOCTL_TIOCNXCL; extern unsigned IOCTL_TIOCOUTQ; extern unsigned IOCTL_TIOCPKT; extern unsigned IOCTL_TIOCSCTTY; extern unsigned IOCTL_TIOCSETD; extern unsigned IOCTL_TIOCSPGRP; extern unsigned IOCTL_TIOCSTI; extern unsigned IOCTL_TIOCSWINSZ; extern unsigned IOCTL_SIOCGETSGCNT; extern unsigned IOCTL_SIOCGETVIFCNT; extern unsigned IOCTL_MTIOCGET; extern unsigned IOCTL_MTIOCTOP; extern unsigned IOCTL_SIOCADDRT; extern unsigned IOCTL_SIOCDELRT; extern unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE; extern unsigned IOCTL_SNDCTL_DSP_GETFMTS; extern unsigned IOCTL_SNDCTL_DSP_NONBLOCK; extern unsigned IOCTL_SNDCTL_DSP_POST; extern unsigned IOCTL_SNDCTL_DSP_RESET; extern unsigned IOCTL_SNDCTL_DSP_SETFMT; extern unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT; extern unsigned IOCTL_SNDCTL_DSP_SPEED; extern unsigned IOCTL_SNDCTL_DSP_STEREO; extern unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE; extern unsigned IOCTL_SNDCTL_DSP_SYNC; extern unsigned IOCTL_SNDCTL_FM_4OP_ENABLE; extern unsigned IOCTL_SNDCTL_FM_LOAD_INSTR; extern unsigned IOCTL_SNDCTL_MIDI_INFO; extern unsigned IOCTL_SNDCTL_MIDI_PRETIME; extern unsigned IOCTL_SNDCTL_SEQ_CTRLRATE; extern unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT; extern unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT; extern unsigned IOCTL_SNDCTL_SEQ_NRMIDIS; extern unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS; extern unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND; extern unsigned IOCTL_SNDCTL_SEQ_PANIC; extern unsigned IOCTL_SNDCTL_SEQ_PERCMODE; extern unsigned IOCTL_SNDCTL_SEQ_RESET; extern unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES; extern unsigned IOCTL_SNDCTL_SEQ_SYNC; extern unsigned IOCTL_SNDCTL_SEQ_TESTMIDI; extern unsigned IOCTL_SNDCTL_SEQ_THRESHOLD; extern unsigned IOCTL_SNDCTL_SYNTH_INFO; extern unsigned IOCTL_SNDCTL_SYNTH_MEMAVL; extern unsigned IOCTL_SNDCTL_TMR_CONTINUE; extern unsigned IOCTL_SNDCTL_TMR_METRONOME; extern unsigned IOCTL_SNDCTL_TMR_SELECT; extern unsigned IOCTL_SNDCTL_TMR_SOURCE; extern unsigned IOCTL_SNDCTL_TMR_START; extern unsigned IOCTL_SNDCTL_TMR_STOP; extern unsigned IOCTL_SNDCTL_TMR_TEMPO; extern unsigned IOCTL_SNDCTL_TMR_TIMEBASE; extern unsigned IOCTL_SOUND_MIXER_READ_ALTPCM; extern unsigned IOCTL_SOUND_MIXER_READ_BASS; extern unsigned IOCTL_SOUND_MIXER_READ_CAPS; extern unsigned IOCTL_SOUND_MIXER_READ_CD; extern unsigned IOCTL_SOUND_MIXER_READ_DEVMASK; extern unsigned IOCTL_SOUND_MIXER_READ_ENHANCE; extern unsigned IOCTL_SOUND_MIXER_READ_IGAIN; extern unsigned IOCTL_SOUND_MIXER_READ_IMIX; extern unsigned IOCTL_SOUND_MIXER_READ_LINE1; extern unsigned IOCTL_SOUND_MIXER_READ_LINE2; extern unsigned IOCTL_SOUND_MIXER_READ_LINE3; extern unsigned IOCTL_SOUND_MIXER_READ_LINE; extern unsigned IOCTL_SOUND_MIXER_READ_LOUD; extern unsigned IOCTL_SOUND_MIXER_READ_MIC; extern unsigned IOCTL_SOUND_MIXER_READ_MUTE; extern unsigned IOCTL_SOUND_MIXER_READ_OGAIN; extern unsigned IOCTL_SOUND_MIXER_READ_PCM; extern unsigned IOCTL_SOUND_MIXER_READ_RECLEV; extern unsigned IOCTL_SOUND_MIXER_READ_RECMASK; extern unsigned IOCTL_SOUND_MIXER_READ_RECSRC; extern unsigned IOCTL_SOUND_MIXER_READ_SPEAKER; extern unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS; extern unsigned IOCTL_SOUND_MIXER_READ_SYNTH; extern unsigned IOCTL_SOUND_MIXER_READ_TREBLE; extern unsigned IOCTL_SOUND_MIXER_READ_VOLUME; extern unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM; extern unsigned IOCTL_SOUND_MIXER_WRITE_BASS; extern unsigned IOCTL_SOUND_MIXER_WRITE_CD; extern unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE; extern unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN; extern unsigned IOCTL_SOUND_MIXER_WRITE_IMIX; extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE1; extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE2; extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE3; extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE; extern unsigned IOCTL_SOUND_MIXER_WRITE_LOUD; extern unsigned IOCTL_SOUND_MIXER_WRITE_MIC; extern unsigned IOCTL_SOUND_MIXER_WRITE_MUTE; extern unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN; extern unsigned IOCTL_SOUND_MIXER_WRITE_PCM; extern unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV; extern unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC; extern unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER; extern unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH; extern unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE; extern unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME; extern unsigned IOCTL_SOUND_PCM_READ_BITS; extern unsigned IOCTL_SOUND_PCM_READ_CHANNELS; extern unsigned IOCTL_SOUND_PCM_READ_FILTER; extern unsigned IOCTL_SOUND_PCM_READ_RATE; extern unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS; extern unsigned IOCTL_SOUND_PCM_WRITE_FILTER; extern unsigned IOCTL_VT_ACTIVATE; extern unsigned IOCTL_VT_GETMODE; extern unsigned IOCTL_VT_OPENQRY; extern unsigned IOCTL_VT_RELDISP; extern unsigned IOCTL_VT_SETMODE; extern unsigned IOCTL_VT_WAITACTIVE; extern unsigned IOCTL_GIO_SCRNMAP; extern unsigned IOCTL_KDDISABIO; extern unsigned IOCTL_KDENABIO; extern unsigned IOCTL_KDGETLED; extern unsigned IOCTL_KDGETMODE; extern unsigned IOCTL_KDGKBMODE; extern unsigned IOCTL_KDGKBTYPE; extern unsigned IOCTL_KDMKTONE; extern unsigned IOCTL_KDSETLED; extern unsigned IOCTL_KDSETMODE; extern unsigned IOCTL_KDSKBMODE; extern const int si_SEGV_MAPERR; extern const int si_SEGV_ACCERR; struct __sanitizer_cap_rights { u64 cr_rights[2]; }; typedef struct __sanitizer_cap_rights __sanitizer_cap_rights_t; extern unsigned struct_cap_rights_sz; extern unsigned struct_fstab_sz; extern unsigned struct_StringList_sz; } // namespace __sanitizer #define CHECK_TYPE_SIZE(TYPE) \ COMPILER_CHECK(sizeof(__sanitizer_##TYPE) == sizeof(TYPE)) #define CHECK_SIZE_AND_OFFSET(CLASS, MEMBER) \ COMPILER_CHECK(sizeof(((__sanitizer_##CLASS *) NULL)->MEMBER) == \ sizeof(((CLASS *) NULL)->MEMBER)); \ COMPILER_CHECK(offsetof(__sanitizer_##CLASS, MEMBER) == \ offsetof(CLASS, MEMBER)) // For sigaction, which is a function and struct at the same time, // and thus requires explicit "struct" in sizeof() expression. #define CHECK_STRUCT_SIZE_AND_OFFSET(CLASS, MEMBER) \ COMPILER_CHECK(sizeof(((struct __sanitizer_##CLASS *) NULL)->MEMBER) == \ sizeof(((struct CLASS *) NULL)->MEMBER)); \ COMPILER_CHECK(offsetof(struct __sanitizer_##CLASS, MEMBER) == \ offsetof(struct CLASS, MEMBER)) #define SIGACTION_SYMNAME sigaction #endif #endif // SANITIZER_FREEBSD