sanitizer_platform_limits_freebsd.cpp revision 360784 
1//===-- sanitizer_platform_limits_freebsd.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 FreeBSD data structures.
12//===----------------------------------------------------------------------===//
13
14#include "sanitizer_platform.h"
15
16#if SANITIZER_FREEBSD
17
18#include <arpa/inet.h>
19#include <dirent.h>
20#include <fts.h>
21#include <fstab.h>
22#include <grp.h>
23#include <limits.h>
24#include <net/if.h>
25#include <netdb.h>
26#include <poll.h>
27#include <pthread.h>
28#include <pwd.h>
29#include <regex.h>
30#include <signal.h>
31#include <stddef.h>
32#include <sys/mman.h>
33#include <sys/capsicum.h>
34#include <sys/resource.h>
35#include <sys/stat.h>
36#include <sys/time.h>
37#include <sys/times.h>
38#include <sys/types.h>
39#include <sys/utsname.h>
40#include <termios.h>
41#include <time.h>
42
43#include <net/route.h>
44#include <sys/mount.h>
45#include <sys/sockio.h>
46#include <sys/socket.h>
47#include <sys/filio.h>
48#include <sys/signal.h>
49#include <sys/timespec.h>
50#include <sys/timeb.h>
51#include <sys/mqueue.h>
52#include <sys/msg.h>
53#include <sys/ipc.h>
54#include <sys/msg.h>
55#include <sys/statvfs.h>
56#include <sys/soundcard.h>
57#include <sys/mtio.h>
58#include <sys/consio.h>
59#include <sys/kbio.h>
60#include <sys/link_elf.h>
61#include <netinet/ip_mroute.h>
62#include <netinet/in.h>
63#include <net/ethernet.h>
64#include <net/ppp_defs.h>
65#include <glob.h>
66#include <stdio.h>
67#include <stringlist.h>
68#include <term.h>
69#include <utmpx.h>
70#include <wchar.h>
71#include <vis.h>
72
73#define _KERNEL  // to declare 'shminfo' structure
74# include <sys/shm.h>
75#undef _KERNEL
76
77#undef INLINE  // to avoid clashes with sanitizers' definitions
78
79#undef IOC_DIRMASK
80
81# include <utime.h>
82# include <sys/ptrace.h>
83# include <semaphore.h>
84
85#include <ifaddrs.h>
86#include <sys/ucontext.h>
87#include <wordexp.h>
88
89// Include these after system headers to avoid name clashes and ambiguities.
90#include "sanitizer_internal_defs.h"
91#include "sanitizer_platform_limits_freebsd.h"
92
93namespace __sanitizer {
94  unsigned struct_cap_rights_sz = sizeof(cap_rights_t);
95  unsigned struct_utsname_sz = sizeof(struct utsname);
96  unsigned struct_stat_sz = sizeof(struct stat);
97  unsigned struct_rusage_sz = sizeof(struct rusage);
98  unsigned struct_tm_sz = sizeof(struct tm);
99  unsigned struct_passwd_sz = sizeof(struct passwd);
100  unsigned struct_group_sz = sizeof(struct group);
101  unsigned siginfo_t_sz = sizeof(siginfo_t);
102  unsigned struct_sigaction_sz = sizeof(struct sigaction);
103  unsigned struct_itimerval_sz = sizeof(struct itimerval);
104  unsigned pthread_t_sz = sizeof(pthread_t);
105  unsigned pthread_mutex_t_sz = sizeof(pthread_mutex_t);
106  unsigned pthread_cond_t_sz = sizeof(pthread_cond_t);
107  unsigned pid_t_sz = sizeof(pid_t);
108  unsigned timeval_sz = sizeof(timeval);
109  unsigned uid_t_sz = sizeof(uid_t);
110  unsigned gid_t_sz = sizeof(gid_t);
111  unsigned fpos_t_sz = sizeof(fpos_t);
112  unsigned mbstate_t_sz = sizeof(mbstate_t);
113  unsigned sigset_t_sz = sizeof(sigset_t);
114  unsigned struct_timezone_sz = sizeof(struct timezone);
115  unsigned struct_tms_sz = sizeof(struct tms);
116  unsigned struct_sigevent_sz = sizeof(struct sigevent);
117  unsigned struct_sched_param_sz = sizeof(struct sched_param);
118  unsigned struct_statfs_sz = sizeof(struct statfs);
119  unsigned struct_sockaddr_sz = sizeof(struct sockaddr);
120  unsigned ucontext_t_sz = sizeof(ucontext_t);
121  unsigned struct_rlimit_sz = sizeof(struct rlimit);
122  unsigned struct_timespec_sz = sizeof(struct timespec);
123  unsigned struct_utimbuf_sz = sizeof(struct utimbuf);
124  unsigned struct_itimerspec_sz = sizeof(struct itimerspec);
125  unsigned struct_timeb_sz = sizeof(struct timeb);
126  unsigned struct_msqid_ds_sz = sizeof(struct msqid_ds);
127  unsigned struct_mq_attr_sz = sizeof(struct mq_attr);
128  unsigned struct_statvfs_sz = sizeof(struct statvfs);
129  unsigned struct_shminfo_sz = sizeof(struct shminfo);
130  unsigned struct_shm_info_sz = sizeof(struct shm_info);
131  unsigned struct_regmatch_sz = sizeof(regmatch_t);
132  unsigned struct_regex_sz = sizeof(regex_t);
133  unsigned struct_fstab_sz = sizeof(struct fstab);
134  unsigned struct_FTS_sz = sizeof(FTS);
135  unsigned struct_FTSENT_sz = sizeof(FTSENT);
136  unsigned struct_StringList_sz = sizeof(StringList);
137
138  const uptr sig_ign = (uptr)SIG_IGN;
139  const uptr sig_dfl = (uptr)SIG_DFL;
140  const uptr sig_err = (uptr)SIG_ERR;
141  const uptr sa_siginfo = (uptr)SA_SIGINFO;
142
143  int shmctl_ipc_stat = (int)IPC_STAT;
144  int shmctl_ipc_info = (int)IPC_INFO;
145  int shmctl_shm_info = (int)SHM_INFO;
146  int shmctl_shm_stat = (int)SHM_STAT;
147  unsigned struct_utmpx_sz = sizeof(struct utmpx);
148
149  int map_fixed = MAP_FIXED;
150
151  int af_inet = (int)AF_INET;
152  int af_inet6 = (int)AF_INET6;
153
154  uptr __sanitizer_in_addr_sz(int af) {
155    if (af == AF_INET)
156      return sizeof(struct in_addr);
157    else if (af == AF_INET6)
158      return sizeof(struct in6_addr);
159    else
160      return 0;
161  }
162
163  unsigned struct_ElfW_Phdr_sz = sizeof(Elf_Phdr);
164  int glob_nomatch = GLOB_NOMATCH;
165  int glob_altdirfunc = GLOB_ALTDIRFUNC;
166
167  unsigned path_max = PATH_MAX;
168
169  // ioctl arguments
170  unsigned struct_ifreq_sz = sizeof(struct ifreq);
171  unsigned struct_termios_sz = sizeof(struct termios);
172  unsigned struct_winsize_sz = sizeof(struct winsize);
173#if SOUND_VERSION >= 0x040000
174  unsigned struct_copr_buffer_sz = 0;
175  unsigned struct_copr_debug_buf_sz = 0;
176  unsigned struct_copr_msg_sz = 0;
177#else
178  unsigned struct_copr_buffer_sz = sizeof(struct copr_buffer);
179  unsigned struct_copr_debug_buf_sz = sizeof(struct copr_debug_buf);
180  unsigned struct_copr_msg_sz = sizeof(struct copr_msg);
181#endif
182  unsigned struct_midi_info_sz = sizeof(struct midi_info);
183  unsigned struct_mtget_sz = sizeof(struct mtget);
184  unsigned struct_mtop_sz = sizeof(struct mtop);
185  unsigned struct_sbi_instrument_sz = sizeof(struct sbi_instrument);
186  unsigned struct_seq_event_rec_sz = sizeof(struct seq_event_rec);
187  unsigned struct_synth_info_sz = sizeof(struct synth_info);
188  unsigned struct_audio_buf_info_sz = sizeof(struct audio_buf_info);
189  unsigned struct_ppp_stats_sz = sizeof(struct ppp_stats);
190  unsigned struct_sioc_sg_req_sz = sizeof(struct sioc_sg_req);
191  unsigned struct_sioc_vif_req_sz = sizeof(struct sioc_vif_req);
192  const unsigned long __sanitizer_bufsiz = BUFSIZ;
193
194  const unsigned IOCTL_NOT_PRESENT = 0;
195
196  unsigned IOCTL_FIOASYNC = FIOASYNC;
197  unsigned IOCTL_FIOCLEX = FIOCLEX;
198  unsigned IOCTL_FIOGETOWN = FIOGETOWN;
199  unsigned IOCTL_FIONBIO = FIONBIO;
200  unsigned IOCTL_FIONCLEX = FIONCLEX;
201  unsigned IOCTL_FIOSETOWN = FIOSETOWN;
202  unsigned IOCTL_SIOCADDMULTI = SIOCADDMULTI;
203  unsigned IOCTL_SIOCATMARK = SIOCATMARK;
204  unsigned IOCTL_SIOCDELMULTI = SIOCDELMULTI;
205  unsigned IOCTL_SIOCGIFADDR = SIOCGIFADDR;
206  unsigned IOCTL_SIOCGIFBRDADDR = SIOCGIFBRDADDR;
207  unsigned IOCTL_SIOCGIFCONF = SIOCGIFCONF;
208  unsigned IOCTL_SIOCGIFDSTADDR = SIOCGIFDSTADDR;
209  unsigned IOCTL_SIOCGIFFLAGS = SIOCGIFFLAGS;
210  unsigned IOCTL_SIOCGIFMETRIC = SIOCGIFMETRIC;
211  unsigned IOCTL_SIOCGIFMTU = SIOCGIFMTU;
212  unsigned IOCTL_SIOCGIFNETMASK = SIOCGIFNETMASK;
213  unsigned IOCTL_SIOCGPGRP = SIOCGPGRP;
214  unsigned IOCTL_SIOCSIFADDR = SIOCSIFADDR;
215  unsigned IOCTL_SIOCSIFBRDADDR = SIOCSIFBRDADDR;
216  unsigned IOCTL_SIOCSIFDSTADDR = SIOCSIFDSTADDR;
217  unsigned IOCTL_SIOCSIFFLAGS = SIOCSIFFLAGS;
218  unsigned IOCTL_SIOCSIFMETRIC = SIOCSIFMETRIC;
219  unsigned IOCTL_SIOCSIFMTU = SIOCSIFMTU;
220  unsigned IOCTL_SIOCSIFNETMASK = SIOCSIFNETMASK;
221  unsigned IOCTL_SIOCSPGRP = SIOCSPGRP;
222  unsigned IOCTL_TIOCCONS = TIOCCONS;
223  unsigned IOCTL_TIOCEXCL = TIOCEXCL;
224  unsigned IOCTL_TIOCGETD = TIOCGETD;
225  unsigned IOCTL_TIOCGPGRP = TIOCGPGRP;
226  unsigned IOCTL_TIOCGWINSZ = TIOCGWINSZ;
227  unsigned IOCTL_TIOCMBIC = TIOCMBIC;
228  unsigned IOCTL_TIOCMBIS = TIOCMBIS;
229  unsigned IOCTL_TIOCMGET = TIOCMGET;
230  unsigned IOCTL_TIOCMSET = TIOCMSET;
231  unsigned IOCTL_TIOCNOTTY = TIOCNOTTY;
232  unsigned IOCTL_TIOCNXCL = TIOCNXCL;
233  unsigned IOCTL_TIOCOUTQ = TIOCOUTQ;
234  unsigned IOCTL_TIOCPKT = TIOCPKT;
235  unsigned IOCTL_TIOCSCTTY = TIOCSCTTY;
236  unsigned IOCTL_TIOCSETD = TIOCSETD;
237  unsigned IOCTL_TIOCSPGRP = TIOCSPGRP;
238  unsigned IOCTL_TIOCSTI = TIOCSTI;
239  unsigned IOCTL_TIOCSWINSZ = TIOCSWINSZ;
240  unsigned IOCTL_SIOCGETSGCNT = SIOCGETSGCNT;
241  unsigned IOCTL_SIOCGETVIFCNT = SIOCGETVIFCNT;
242  unsigned IOCTL_MTIOCGET = MTIOCGET;
243  unsigned IOCTL_MTIOCTOP = MTIOCTOP;
244  unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE = SNDCTL_DSP_GETBLKSIZE;
245  unsigned IOCTL_SNDCTL_DSP_GETFMTS = SNDCTL_DSP_GETFMTS;
246  unsigned IOCTL_SNDCTL_DSP_NONBLOCK = SNDCTL_DSP_NONBLOCK;
247  unsigned IOCTL_SNDCTL_DSP_POST = SNDCTL_DSP_POST;
248  unsigned IOCTL_SNDCTL_DSP_RESET = SNDCTL_DSP_RESET;
249  unsigned IOCTL_SNDCTL_DSP_SETFMT = SNDCTL_DSP_SETFMT;
250  unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT = SNDCTL_DSP_SETFRAGMENT;
251  unsigned IOCTL_SNDCTL_DSP_SPEED = SNDCTL_DSP_SPEED;
252  unsigned IOCTL_SNDCTL_DSP_STEREO = SNDCTL_DSP_STEREO;
253  unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE = SNDCTL_DSP_SUBDIVIDE;
254  unsigned IOCTL_SNDCTL_DSP_SYNC = SNDCTL_DSP_SYNC;
255  unsigned IOCTL_SNDCTL_FM_4OP_ENABLE = SNDCTL_FM_4OP_ENABLE;
256  unsigned IOCTL_SNDCTL_FM_LOAD_INSTR = SNDCTL_FM_LOAD_INSTR;
257  unsigned IOCTL_SNDCTL_MIDI_INFO = SNDCTL_MIDI_INFO;
258  unsigned IOCTL_SNDCTL_MIDI_PRETIME = SNDCTL_MIDI_PRETIME;
259  unsigned IOCTL_SNDCTL_SEQ_CTRLRATE = SNDCTL_SEQ_CTRLRATE;
260  unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT = SNDCTL_SEQ_GETINCOUNT;
261  unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT = SNDCTL_SEQ_GETOUTCOUNT;
262  unsigned IOCTL_SNDCTL_SEQ_NRMIDIS = SNDCTL_SEQ_NRMIDIS;
263  unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS = SNDCTL_SEQ_NRSYNTHS;
264  unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND = SNDCTL_SEQ_OUTOFBAND;
265  unsigned IOCTL_SNDCTL_SEQ_PANIC = SNDCTL_SEQ_PANIC;
266  unsigned IOCTL_SNDCTL_SEQ_PERCMODE = SNDCTL_SEQ_PERCMODE;
267  unsigned IOCTL_SNDCTL_SEQ_RESET = SNDCTL_SEQ_RESET;
268  unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES = SNDCTL_SEQ_RESETSAMPLES;
269  unsigned IOCTL_SNDCTL_SEQ_SYNC = SNDCTL_SEQ_SYNC;
270  unsigned IOCTL_SNDCTL_SEQ_TESTMIDI = SNDCTL_SEQ_TESTMIDI;
271  unsigned IOCTL_SNDCTL_SEQ_THRESHOLD = SNDCTL_SEQ_THRESHOLD;
272  unsigned IOCTL_SNDCTL_SYNTH_INFO = SNDCTL_SYNTH_INFO;
273  unsigned IOCTL_SNDCTL_SYNTH_MEMAVL = SNDCTL_SYNTH_MEMAVL;
274  unsigned IOCTL_SNDCTL_TMR_CONTINUE = SNDCTL_TMR_CONTINUE;
275  unsigned IOCTL_SNDCTL_TMR_METRONOME = SNDCTL_TMR_METRONOME;
276  unsigned IOCTL_SNDCTL_TMR_SELECT = SNDCTL_TMR_SELECT;
277  unsigned IOCTL_SNDCTL_TMR_SOURCE = SNDCTL_TMR_SOURCE;
278  unsigned IOCTL_SNDCTL_TMR_START = SNDCTL_TMR_START;
279  unsigned IOCTL_SNDCTL_TMR_STOP = SNDCTL_TMR_STOP;
280  unsigned IOCTL_SNDCTL_TMR_TEMPO = SNDCTL_TMR_TEMPO;
281  unsigned IOCTL_SNDCTL_TMR_TIMEBASE = SNDCTL_TMR_TIMEBASE;
282  unsigned IOCTL_SOUND_MIXER_READ_ALTPCM = SOUND_MIXER_READ_ALTPCM;
283  unsigned IOCTL_SOUND_MIXER_READ_BASS = SOUND_MIXER_READ_BASS;
284  unsigned IOCTL_SOUND_MIXER_READ_CAPS = SOUND_MIXER_READ_CAPS;
285  unsigned IOCTL_SOUND_MIXER_READ_CD = SOUND_MIXER_READ_CD;
286  unsigned IOCTL_SOUND_MIXER_READ_DEVMASK = SOUND_MIXER_READ_DEVMASK;
287  unsigned IOCTL_SOUND_MIXER_READ_ENHANCE = SOUND_MIXER_READ_ENHANCE;
288  unsigned IOCTL_SOUND_MIXER_READ_IGAIN = SOUND_MIXER_READ_IGAIN;
289  unsigned IOCTL_SOUND_MIXER_READ_IMIX = SOUND_MIXER_READ_IMIX;
290  unsigned IOCTL_SOUND_MIXER_READ_LINE = SOUND_MIXER_READ_LINE;
291  unsigned IOCTL_SOUND_MIXER_READ_LINE1 = SOUND_MIXER_READ_LINE1;
292  unsigned IOCTL_SOUND_MIXER_READ_LINE2 = SOUND_MIXER_READ_LINE2;
293  unsigned IOCTL_SOUND_MIXER_READ_LINE3 = SOUND_MIXER_READ_LINE3;
294  unsigned IOCTL_SOUND_MIXER_READ_LOUD = SOUND_MIXER_READ_LOUD;
295  unsigned IOCTL_SOUND_MIXER_READ_MIC = SOUND_MIXER_READ_MIC;
296  unsigned IOCTL_SOUND_MIXER_READ_MUTE = SOUND_MIXER_READ_MUTE;
297  unsigned IOCTL_SOUND_MIXER_READ_OGAIN = SOUND_MIXER_READ_OGAIN;
298  unsigned IOCTL_SOUND_MIXER_READ_PCM = SOUND_MIXER_READ_PCM;
299  unsigned IOCTL_SOUND_MIXER_READ_RECLEV = SOUND_MIXER_READ_RECLEV;
300  unsigned IOCTL_SOUND_MIXER_READ_RECMASK = SOUND_MIXER_READ_RECMASK;
301  unsigned IOCTL_SOUND_MIXER_READ_RECSRC = SOUND_MIXER_READ_RECSRC;
302  unsigned IOCTL_SOUND_MIXER_READ_SPEAKER = SOUND_MIXER_READ_SPEAKER;
303  unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS = SOUND_MIXER_READ_STEREODEVS;
304  unsigned IOCTL_SOUND_MIXER_READ_SYNTH = SOUND_MIXER_READ_SYNTH;
305  unsigned IOCTL_SOUND_MIXER_READ_TREBLE = SOUND_MIXER_READ_TREBLE;
306  unsigned IOCTL_SOUND_MIXER_READ_VOLUME = SOUND_MIXER_READ_VOLUME;
307  unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM = SOUND_MIXER_WRITE_ALTPCM;
308  unsigned IOCTL_SOUND_MIXER_WRITE_BASS = SOUND_MIXER_WRITE_BASS;
309  unsigned IOCTL_SOUND_MIXER_WRITE_CD = SOUND_MIXER_WRITE_CD;
310  unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE = SOUND_MIXER_WRITE_ENHANCE;
311  unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN = SOUND_MIXER_WRITE_IGAIN;
312  unsigned IOCTL_SOUND_MIXER_WRITE_IMIX = SOUND_MIXER_WRITE_IMIX;
313  unsigned IOCTL_SOUND_MIXER_WRITE_LINE = SOUND_MIXER_WRITE_LINE;
314  unsigned IOCTL_SOUND_MIXER_WRITE_LINE1 = SOUND_MIXER_WRITE_LINE1;
315  unsigned IOCTL_SOUND_MIXER_WRITE_LINE2 = SOUND_MIXER_WRITE_LINE2;
316  unsigned IOCTL_SOUND_MIXER_WRITE_LINE3 = SOUND_MIXER_WRITE_LINE3;
317  unsigned IOCTL_SOUND_MIXER_WRITE_LOUD = SOUND_MIXER_WRITE_LOUD;
318  unsigned IOCTL_SOUND_MIXER_WRITE_MIC = SOUND_MIXER_WRITE_MIC;
319  unsigned IOCTL_SOUND_MIXER_WRITE_MUTE = SOUND_MIXER_WRITE_MUTE;
320  unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN = SOUND_MIXER_WRITE_OGAIN;
321  unsigned IOCTL_SOUND_MIXER_WRITE_PCM = SOUND_MIXER_WRITE_PCM;
322  unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV = SOUND_MIXER_WRITE_RECLEV;
323  unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC = SOUND_MIXER_WRITE_RECSRC;
324  unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER = SOUND_MIXER_WRITE_SPEAKER;
325  unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH = SOUND_MIXER_WRITE_SYNTH;
326  unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE = SOUND_MIXER_WRITE_TREBLE;
327  unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME = SOUND_MIXER_WRITE_VOLUME;
328  unsigned IOCTL_VT_ACTIVATE = VT_ACTIVATE;
329  unsigned IOCTL_VT_GETMODE = VT_GETMODE;
330  unsigned IOCTL_VT_OPENQRY = VT_OPENQRY;
331  unsigned IOCTL_VT_RELDISP = VT_RELDISP;
332  unsigned IOCTL_VT_SETMODE = VT_SETMODE;
333  unsigned IOCTL_VT_WAITACTIVE = VT_WAITACTIVE;
334  unsigned IOCTL_GIO_SCRNMAP = GIO_SCRNMAP;
335  unsigned IOCTL_KDDISABIO = KDDISABIO;
336  unsigned IOCTL_KDENABIO = KDENABIO;
337  unsigned IOCTL_KDGETLED = KDGETLED;
338  unsigned IOCTL_KDGETMODE = KDGETMODE;
339  unsigned IOCTL_KDGKBMODE = KDGKBMODE;
340  unsigned IOCTL_KDGKBTYPE = KDGKBTYPE;
341  unsigned IOCTL_KDMKTONE = KDMKTONE;
342  unsigned IOCTL_KDSETLED = KDSETLED;
343  unsigned IOCTL_KDSETMODE = KDSETMODE;
344  unsigned IOCTL_KDSKBMODE = KDSKBMODE;
345  unsigned IOCTL_KIOCSOUND = KIOCSOUND;
346  unsigned IOCTL_PIO_SCRNMAP = PIO_SCRNMAP;
347  unsigned IOCTL_SNDCTL_DSP_GETISPACE = SNDCTL_DSP_GETISPACE;
348
349  const int si_SEGV_MAPERR = SEGV_MAPERR;
350  const int si_SEGV_ACCERR = SEGV_ACCERR;
351  const int unvis_valid = UNVIS_VALID;
352  const int unvis_validpush = UNVIS_VALIDPUSH;
353} // namespace __sanitizer
354
355using namespace __sanitizer;
356
357COMPILER_CHECK(sizeof(__sanitizer_pthread_attr_t) >= sizeof(pthread_attr_t));
358
359COMPILER_CHECK(sizeof(socklen_t) == sizeof(unsigned));
360CHECK_TYPE_SIZE(pthread_key_t);
361
362// There are more undocumented fields in dl_phdr_info that we are not interested
363// in.
364COMPILER_CHECK(sizeof(__sanitizer_dl_phdr_info) <= sizeof(dl_phdr_info));
365CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_addr);
366CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_name);
367CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phdr);
368CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phnum);
369
370CHECK_TYPE_SIZE(glob_t);
371CHECK_SIZE_AND_OFFSET(glob_t, gl_pathc);
372CHECK_SIZE_AND_OFFSET(glob_t, gl_pathv);
373CHECK_SIZE_AND_OFFSET(glob_t, gl_offs);
374CHECK_SIZE_AND_OFFSET(glob_t, gl_flags);
375CHECK_SIZE_AND_OFFSET(glob_t, gl_closedir);
376CHECK_SIZE_AND_OFFSET(glob_t, gl_readdir);
377CHECK_SIZE_AND_OFFSET(glob_t, gl_opendir);
378CHECK_SIZE_AND_OFFSET(glob_t, gl_lstat);
379CHECK_SIZE_AND_OFFSET(glob_t, gl_stat);
380
381CHECK_TYPE_SIZE(addrinfo);
382CHECK_SIZE_AND_OFFSET(addrinfo, ai_flags);
383CHECK_SIZE_AND_OFFSET(addrinfo, ai_family);
384CHECK_SIZE_AND_OFFSET(addrinfo, ai_socktype);
385CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);
386CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);
387CHECK_SIZE_AND_OFFSET(addrinfo, ai_addrlen);
388CHECK_SIZE_AND_OFFSET(addrinfo, ai_canonname);
389CHECK_SIZE_AND_OFFSET(addrinfo, ai_addr);
390
391CHECK_TYPE_SIZE(hostent);
392CHECK_SIZE_AND_OFFSET(hostent, h_name);
393CHECK_SIZE_AND_OFFSET(hostent, h_aliases);
394CHECK_SIZE_AND_OFFSET(hostent, h_addrtype);
395CHECK_SIZE_AND_OFFSET(hostent, h_length);
396CHECK_SIZE_AND_OFFSET(hostent, h_addr_list);
397
398CHECK_TYPE_SIZE(iovec);
399CHECK_SIZE_AND_OFFSET(iovec, iov_base);
400CHECK_SIZE_AND_OFFSET(iovec, iov_len);
401
402CHECK_TYPE_SIZE(msghdr);
403CHECK_SIZE_AND_OFFSET(msghdr, msg_name);
404CHECK_SIZE_AND_OFFSET(msghdr, msg_namelen);
405CHECK_SIZE_AND_OFFSET(msghdr, msg_iov);
406CHECK_SIZE_AND_OFFSET(msghdr, msg_iovlen);
407CHECK_SIZE_AND_OFFSET(msghdr, msg_control);
408CHECK_SIZE_AND_OFFSET(msghdr, msg_controllen);
409CHECK_SIZE_AND_OFFSET(msghdr, msg_flags);
410
411CHECK_TYPE_SIZE(cmsghdr);
412CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_len);
413CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_level);
414CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_type);
415
416COMPILER_CHECK(sizeof(__sanitizer_dirent) <= sizeof(dirent));
417CHECK_SIZE_AND_OFFSET(dirent, d_ino);
418CHECK_SIZE_AND_OFFSET(dirent, d_reclen);
419
420CHECK_TYPE_SIZE(ifconf);
421CHECK_SIZE_AND_OFFSET(ifconf, ifc_len);
422CHECK_SIZE_AND_OFFSET(ifconf, ifc_ifcu);
423
424CHECK_TYPE_SIZE(pollfd);
425CHECK_SIZE_AND_OFFSET(pollfd, fd);
426CHECK_SIZE_AND_OFFSET(pollfd, events);
427CHECK_SIZE_AND_OFFSET(pollfd, revents);
428
429CHECK_TYPE_SIZE(nfds_t);
430
431CHECK_TYPE_SIZE(sigset_t);
432
433COMPILER_CHECK(sizeof(__sanitizer_sigaction) == sizeof(struct sigaction));
434// Can't write checks for sa_handler and sa_sigaction due to them being
435// preprocessor macros.
436CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_mask);
437
438CHECK_TYPE_SIZE(wordexp_t);
439CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordc);
440CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordv);
441CHECK_SIZE_AND_OFFSET(wordexp_t, we_offs);
442
443CHECK_TYPE_SIZE(tm);
444CHECK_SIZE_AND_OFFSET(tm, tm_sec);
445CHECK_SIZE_AND_OFFSET(tm, tm_min);
446CHECK_SIZE_AND_OFFSET(tm, tm_hour);
447CHECK_SIZE_AND_OFFSET(tm, tm_mday);
448CHECK_SIZE_AND_OFFSET(tm, tm_mon);
449CHECK_SIZE_AND_OFFSET(tm, tm_year);
450CHECK_SIZE_AND_OFFSET(tm, tm_wday);
451CHECK_SIZE_AND_OFFSET(tm, tm_yday);
452CHECK_SIZE_AND_OFFSET(tm, tm_isdst);
453CHECK_SIZE_AND_OFFSET(tm, tm_gmtoff);
454CHECK_SIZE_AND_OFFSET(tm, tm_zone);
455
456CHECK_TYPE_SIZE(ether_addr);
457
458CHECK_TYPE_SIZE(ipc_perm);
459CHECK_SIZE_AND_OFFSET(ipc_perm, key);
460CHECK_SIZE_AND_OFFSET(ipc_perm, seq);
461CHECK_SIZE_AND_OFFSET(ipc_perm, uid);
462CHECK_SIZE_AND_OFFSET(ipc_perm, gid);
463CHECK_SIZE_AND_OFFSET(ipc_perm, cuid);
464CHECK_SIZE_AND_OFFSET(ipc_perm, cgid);
465
466CHECK_TYPE_SIZE(shmid_ds);
467CHECK_SIZE_AND_OFFSET(shmid_ds, shm_perm);
468CHECK_SIZE_AND_OFFSET(shmid_ds, shm_segsz);
469CHECK_SIZE_AND_OFFSET(shmid_ds, shm_atime);
470CHECK_SIZE_AND_OFFSET(shmid_ds, shm_dtime);
471CHECK_SIZE_AND_OFFSET(shmid_ds, shm_ctime);
472CHECK_SIZE_AND_OFFSET(shmid_ds, shm_cpid);
473CHECK_SIZE_AND_OFFSET(shmid_ds, shm_lpid);
474CHECK_SIZE_AND_OFFSET(shmid_ds, shm_nattch);
475
476CHECK_TYPE_SIZE(clock_t);
477
478CHECK_TYPE_SIZE(ifaddrs);
479CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_next);
480CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_name);
481CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_addr);
482CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_netmask);
483#undef ifa_dstaddr
484CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_dstaddr);
485CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_data);
486
487CHECK_TYPE_SIZE(timeb);
488CHECK_SIZE_AND_OFFSET(timeb, time);
489CHECK_SIZE_AND_OFFSET(timeb, millitm);
490CHECK_SIZE_AND_OFFSET(timeb, timezone);
491CHECK_SIZE_AND_OFFSET(timeb, dstflag);
492
493CHECK_TYPE_SIZE(passwd);
494CHECK_SIZE_AND_OFFSET(passwd, pw_name);
495CHECK_SIZE_AND_OFFSET(passwd, pw_passwd);
496CHECK_SIZE_AND_OFFSET(passwd, pw_uid);
497CHECK_SIZE_AND_OFFSET(passwd, pw_gid);
498CHECK_SIZE_AND_OFFSET(passwd, pw_dir);
499CHECK_SIZE_AND_OFFSET(passwd, pw_shell);
500
501CHECK_SIZE_AND_OFFSET(passwd, pw_gecos);
502
503CHECK_TYPE_SIZE(group);
504CHECK_SIZE_AND_OFFSET(group, gr_name);
505CHECK_SIZE_AND_OFFSET(group, gr_passwd);
506CHECK_SIZE_AND_OFFSET(group, gr_gid);
507CHECK_SIZE_AND_OFFSET(group, gr_mem);
508
509#if HAVE_RPC_XDR_H
510CHECK_TYPE_SIZE(XDR);
511CHECK_SIZE_AND_OFFSET(XDR, x_op);
512CHECK_SIZE_AND_OFFSET(XDR, x_ops);
513CHECK_SIZE_AND_OFFSET(XDR, x_public);
514CHECK_SIZE_AND_OFFSET(XDR, x_private);
515CHECK_SIZE_AND_OFFSET(XDR, x_base);
516CHECK_SIZE_AND_OFFSET(XDR, x_handy);
517COMPILER_CHECK(__sanitizer_XDR_ENCODE == XDR_ENCODE);
518COMPILER_CHECK(__sanitizer_XDR_DECODE == XDR_DECODE);
519COMPILER_CHECK(__sanitizer_XDR_FREE == XDR_FREE);
520#endif
521
522CHECK_TYPE_SIZE(sem_t);
523
524COMPILER_CHECK(sizeof(__sanitizer_cap_rights_t) >= sizeof(cap_rights_t));
525#endif  // SANITIZER_FREEBSD
526