1//===-- sanitizer_platform_limits_solaris.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 Solaris data structures.
12//===----------------------------------------------------------------------===//
13
14#include "sanitizer_platform.h"
15
16#if SANITIZER_SOLARIS
17#include <arpa/inet.h>
18#include <dirent.h>
19#include <glob.h>
20#include <grp.h>
21#include <ifaddrs.h>
22#include <limits.h>
23#include <link.h>
24#include <net/if.h>
25#include <net/route.h>
26#include <netdb.h>
27#include <netinet/ip_mroute.h>
28#include <poll.h>
29#include <pthread.h>
30#include <pwd.h>
31#include <rpc/xdr.h>
32#include <semaphore.h>
33#include <signal.h>
34#include <stddef.h>
35#include <sys/ethernet.h>
36#include <sys/filio.h>
37#include <sys/ipc.h>
38#include <sys/mman.h>
39#include <sys/mount.h>
40#include <sys/mtio.h>
41#include <sys/ptyvar.h>
42#include <sys/resource.h>
43#include <sys/shm.h>
44#include <sys/socket.h>
45#include <sys/sockio.h>
46#include <sys/stat.h>
47#include <sys/statfs.h>
48#include <sys/statvfs.h>
49#include <sys/time.h>
50#include <sys/timeb.h>
51#include <sys/times.h>
52#include <sys/types.h>
53#include <sys/utsname.h>
54#include <termios.h>
55#include <time.h>
56#include <utmp.h>
57#include <utmpx.h>
58#include <wchar.h>
59#include <wordexp.h>
60
61// Include these after system headers to avoid name clashes and ambiguities.
62#include "sanitizer_internal_defs.h"
63#include "sanitizer_platform_limits_solaris.h"
64
65namespace __sanitizer {
66  unsigned struct_utsname_sz = sizeof(struct utsname);
67  unsigned struct_stat_sz = sizeof(struct stat);
68  unsigned struct_stat64_sz = sizeof(struct stat64);
69  unsigned struct_rusage_sz = sizeof(struct rusage);
70  unsigned struct_tm_sz = sizeof(struct tm);
71  unsigned struct_passwd_sz = sizeof(struct passwd);
72  unsigned struct_group_sz = sizeof(struct group);
73  unsigned siginfo_t_sz = sizeof(siginfo_t);
74  unsigned struct_sigaction_sz = sizeof(struct sigaction);
75  unsigned struct_itimerval_sz = sizeof(struct itimerval);
76  unsigned pthread_t_sz = sizeof(pthread_t);
77  unsigned pthread_mutex_t_sz = sizeof(pthread_mutex_t);
78  unsigned pthread_cond_t_sz = sizeof(pthread_cond_t);
79  unsigned pid_t_sz = sizeof(pid_t);
80  unsigned timeval_sz = sizeof(timeval);
81  unsigned uid_t_sz = sizeof(uid_t);
82  unsigned gid_t_sz = sizeof(gid_t);
83  unsigned mbstate_t_sz = sizeof(mbstate_t);
84  unsigned sigset_t_sz = sizeof(sigset_t);
85  unsigned struct_timezone_sz = sizeof(struct timezone);
86  unsigned struct_tms_sz = sizeof(struct tms);
87  unsigned struct_sigevent_sz = sizeof(struct sigevent);
88  unsigned struct_sched_param_sz = sizeof(struct sched_param);
89  unsigned struct_statfs_sz = sizeof(struct statfs);
90  unsigned struct_sockaddr_sz = sizeof(struct sockaddr);
91  unsigned ucontext_t_sz = sizeof(ucontext_t);
92  unsigned struct_timespec_sz = sizeof(struct timespec);
93#if SANITIZER_SOLARIS32
94  unsigned struct_statvfs64_sz = sizeof(struct statvfs64);
95#endif
96  unsigned struct_statvfs_sz = sizeof(struct statvfs);
97
98  const uptr sig_ign = (uptr)SIG_IGN;
99  const uptr sig_dfl = (uptr)SIG_DFL;
100  const uptr sig_err = (uptr)SIG_ERR;
101  const uptr sa_siginfo = (uptr)SA_SIGINFO;
102
103  int shmctl_ipc_stat = (int)IPC_STAT;
104
105  unsigned struct_utmp_sz = sizeof(struct utmp);
106  unsigned struct_utmpx_sz = sizeof(struct utmpx);
107
108  int map_fixed = MAP_FIXED;
109
110  int af_inet = (int)AF_INET;
111  int af_inet6 = (int)AF_INET6;
112
113  uptr __sanitizer_in_addr_sz(int af) {
114    if (af == AF_INET)
115      return sizeof(struct in_addr);
116    else if (af == AF_INET6)
117      return sizeof(struct in6_addr);
118    else
119      return 0;
120  }
121
122  unsigned struct_ElfW_Phdr_sz = sizeof(ElfW(Phdr));
123
124  int glob_nomatch = GLOB_NOMATCH;
125
126  unsigned path_max = PATH_MAX;
127
128  // ioctl arguments
129  unsigned struct_ifreq_sz = sizeof(struct ifreq);
130  unsigned struct_termios_sz = sizeof(struct termios);
131  unsigned struct_winsize_sz = sizeof(struct winsize);
132
133  unsigned struct_sioc_sg_req_sz = sizeof(struct sioc_sg_req);
134  unsigned struct_sioc_vif_req_sz = sizeof(struct sioc_vif_req);
135
136  const unsigned IOCTL_NOT_PRESENT = 0;
137
138  unsigned IOCTL_FIOASYNC = FIOASYNC;
139  unsigned IOCTL_FIOCLEX = FIOCLEX;
140  unsigned IOCTL_FIOGETOWN = FIOGETOWN;
141  unsigned IOCTL_FIONBIO = FIONBIO;
142  unsigned IOCTL_FIONCLEX = FIONCLEX;
143  unsigned IOCTL_FIOSETOWN = FIOSETOWN;
144  unsigned IOCTL_SIOCADDMULTI = SIOCADDMULTI;
145  unsigned IOCTL_SIOCATMARK = SIOCATMARK;
146  unsigned IOCTL_SIOCDELMULTI = SIOCDELMULTI;
147  unsigned IOCTL_SIOCGIFADDR = SIOCGIFADDR;
148  unsigned IOCTL_SIOCGIFBRDADDR = SIOCGIFBRDADDR;
149  unsigned IOCTL_SIOCGIFCONF = SIOCGIFCONF;
150  unsigned IOCTL_SIOCGIFDSTADDR = SIOCGIFDSTADDR;
151  unsigned IOCTL_SIOCGIFFLAGS = SIOCGIFFLAGS;
152  unsigned IOCTL_SIOCGIFMETRIC = SIOCGIFMETRIC;
153  unsigned IOCTL_SIOCGIFMTU = SIOCGIFMTU;
154  unsigned IOCTL_SIOCGIFNETMASK = SIOCGIFNETMASK;
155  unsigned IOCTL_SIOCGPGRP = SIOCGPGRP;
156  unsigned IOCTL_SIOCSIFADDR = SIOCSIFADDR;
157  unsigned IOCTL_SIOCSIFBRDADDR = SIOCSIFBRDADDR;
158  unsigned IOCTL_SIOCSIFDSTADDR = SIOCSIFDSTADDR;
159  unsigned IOCTL_SIOCSIFFLAGS = SIOCSIFFLAGS;
160  unsigned IOCTL_SIOCSIFMETRIC = SIOCSIFMETRIC;
161  unsigned IOCTL_SIOCSIFMTU = SIOCSIFMTU;
162  unsigned IOCTL_SIOCSIFNETMASK = SIOCSIFNETMASK;
163  unsigned IOCTL_SIOCSPGRP = SIOCSPGRP;
164  unsigned IOCTL_TIOCEXCL = TIOCEXCL;
165  unsigned IOCTL_TIOCGETD = TIOCGETD;
166  unsigned IOCTL_TIOCGPGRP = TIOCGPGRP;
167  unsigned IOCTL_TIOCGWINSZ = TIOCGWINSZ;
168  unsigned IOCTL_TIOCMBIC = TIOCMBIC;
169  unsigned IOCTL_TIOCMBIS = TIOCMBIS;
170  unsigned IOCTL_TIOCMGET = TIOCMGET;
171  unsigned IOCTL_TIOCMSET = TIOCMSET;
172  unsigned IOCTL_TIOCNOTTY = TIOCNOTTY;
173  unsigned IOCTL_TIOCNXCL = TIOCNXCL;
174  unsigned IOCTL_TIOCOUTQ = TIOCOUTQ;
175  unsigned IOCTL_TIOCPKT = TIOCPKT;
176  unsigned IOCTL_TIOCSCTTY = TIOCSCTTY;
177  unsigned IOCTL_TIOCSETD = TIOCSETD;
178  unsigned IOCTL_TIOCSPGRP = TIOCSPGRP;
179  unsigned IOCTL_TIOCSTI = TIOCSTI;
180  unsigned IOCTL_TIOCSWINSZ = TIOCSWINSZ;
181
182  unsigned IOCTL_MTIOCGET = MTIOCGET;
183  unsigned IOCTL_MTIOCTOP = MTIOCTOP;
184
185  const int si_SEGV_MAPERR = SEGV_MAPERR;
186  const int si_SEGV_ACCERR = SEGV_ACCERR;
187} // namespace __sanitizer
188
189using namespace __sanitizer;
190
191COMPILER_CHECK(sizeof(__sanitizer_pthread_attr_t) >= sizeof(pthread_attr_t));
192
193COMPILER_CHECK(sizeof(socklen_t) == sizeof(unsigned));
194CHECK_TYPE_SIZE(pthread_key_t);
195
196// There are more undocumented fields in dl_phdr_info that we are not interested
197// in.
198COMPILER_CHECK(sizeof(__sanitizer_dl_phdr_info) <= sizeof(dl_phdr_info));
199CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_addr);
200CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_name);
201CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phdr);
202CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phnum);
203
204CHECK_TYPE_SIZE(glob_t);
205CHECK_SIZE_AND_OFFSET(glob_t, gl_pathc);
206CHECK_SIZE_AND_OFFSET(glob_t, gl_pathv);
207CHECK_SIZE_AND_OFFSET(glob_t, gl_offs);
208
209CHECK_TYPE_SIZE(addrinfo);
210CHECK_SIZE_AND_OFFSET(addrinfo, ai_flags);
211CHECK_SIZE_AND_OFFSET(addrinfo, ai_family);
212CHECK_SIZE_AND_OFFSET(addrinfo, ai_socktype);
213CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);
214CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);
215CHECK_SIZE_AND_OFFSET(addrinfo, ai_addrlen);
216CHECK_SIZE_AND_OFFSET(addrinfo, ai_canonname);
217CHECK_SIZE_AND_OFFSET(addrinfo, ai_addr);
218
219CHECK_TYPE_SIZE(hostent);
220CHECK_SIZE_AND_OFFSET(hostent, h_name);
221CHECK_SIZE_AND_OFFSET(hostent, h_aliases);
222CHECK_SIZE_AND_OFFSET(hostent, h_addrtype);
223CHECK_SIZE_AND_OFFSET(hostent, h_length);
224CHECK_SIZE_AND_OFFSET(hostent, h_addr_list);
225
226CHECK_TYPE_SIZE(iovec);
227CHECK_SIZE_AND_OFFSET(iovec, iov_base);
228CHECK_SIZE_AND_OFFSET(iovec, iov_len);
229
230CHECK_TYPE_SIZE(msghdr);
231CHECK_SIZE_AND_OFFSET(msghdr, msg_name);
232CHECK_SIZE_AND_OFFSET(msghdr, msg_namelen);
233CHECK_SIZE_AND_OFFSET(msghdr, msg_iov);
234CHECK_SIZE_AND_OFFSET(msghdr, msg_iovlen);
235CHECK_SIZE_AND_OFFSET(msghdr, msg_control);
236CHECK_SIZE_AND_OFFSET(msghdr, msg_controllen);
237CHECK_SIZE_AND_OFFSET(msghdr, msg_flags);
238
239CHECK_TYPE_SIZE(cmsghdr);
240CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_len);
241CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_level);
242CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_type);
243
244COMPILER_CHECK(sizeof(__sanitizer_dirent) <= sizeof(dirent));
245CHECK_SIZE_AND_OFFSET(dirent, d_ino);
246CHECK_SIZE_AND_OFFSET(dirent, d_off);
247CHECK_SIZE_AND_OFFSET(dirent, d_reclen);
248
249#if SANITIZER_SOLARIS32
250COMPILER_CHECK(sizeof(__sanitizer_dirent64) <= sizeof(dirent64));
251CHECK_SIZE_AND_OFFSET(dirent64, d_ino);
252CHECK_SIZE_AND_OFFSET(dirent64, d_off);
253CHECK_SIZE_AND_OFFSET(dirent64, d_reclen);
254#endif
255
256CHECK_TYPE_SIZE(ifconf);
257CHECK_SIZE_AND_OFFSET(ifconf, ifc_len);
258CHECK_SIZE_AND_OFFSET(ifconf, ifc_ifcu);
259
260CHECK_TYPE_SIZE(pollfd);
261CHECK_SIZE_AND_OFFSET(pollfd, fd);
262CHECK_SIZE_AND_OFFSET(pollfd, events);
263CHECK_SIZE_AND_OFFSET(pollfd, revents);
264
265CHECK_TYPE_SIZE(nfds_t);
266
267CHECK_TYPE_SIZE(sigset_t);
268
269COMPILER_CHECK(sizeof(__sanitizer_sigaction) == sizeof(struct sigaction));
270// Can't write checks for sa_handler and sa_sigaction due to them being
271// preprocessor macros.
272CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_mask);
273CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_flags);
274
275CHECK_TYPE_SIZE(wordexp_t);
276CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordc);
277CHECK_SIZE_AND_OFFSET(wordexp_t, we_wordv);
278CHECK_SIZE_AND_OFFSET(wordexp_t, we_offs);
279
280CHECK_TYPE_SIZE(tm);
281CHECK_SIZE_AND_OFFSET(tm, tm_sec);
282CHECK_SIZE_AND_OFFSET(tm, tm_min);
283CHECK_SIZE_AND_OFFSET(tm, tm_hour);
284CHECK_SIZE_AND_OFFSET(tm, tm_mday);
285CHECK_SIZE_AND_OFFSET(tm, tm_mon);
286CHECK_SIZE_AND_OFFSET(tm, tm_year);
287CHECK_SIZE_AND_OFFSET(tm, tm_wday);
288CHECK_SIZE_AND_OFFSET(tm, tm_yday);
289CHECK_SIZE_AND_OFFSET(tm, tm_isdst);
290
291CHECK_TYPE_SIZE(ether_addr);
292
293CHECK_TYPE_SIZE(ipc_perm);
294CHECK_SIZE_AND_OFFSET(ipc_perm, key);
295CHECK_SIZE_AND_OFFSET(ipc_perm, seq);
296CHECK_SIZE_AND_OFFSET(ipc_perm, uid);
297CHECK_SIZE_AND_OFFSET(ipc_perm, gid);
298CHECK_SIZE_AND_OFFSET(ipc_perm, cuid);
299CHECK_SIZE_AND_OFFSET(ipc_perm, cgid);
300CHECK_SIZE_AND_OFFSET(ipc_perm, mode);
301
302CHECK_TYPE_SIZE(shmid_ds);
303CHECK_SIZE_AND_OFFSET(shmid_ds, shm_perm);
304CHECK_SIZE_AND_OFFSET(shmid_ds, shm_segsz);
305CHECK_SIZE_AND_OFFSET(shmid_ds, shm_atime);
306CHECK_SIZE_AND_OFFSET(shmid_ds, shm_dtime);
307CHECK_SIZE_AND_OFFSET(shmid_ds, shm_ctime);
308CHECK_SIZE_AND_OFFSET(shmid_ds, shm_cpid);
309CHECK_SIZE_AND_OFFSET(shmid_ds, shm_lpid);
310CHECK_SIZE_AND_OFFSET(shmid_ds, shm_nattch);
311
312CHECK_TYPE_SIZE(clock_t);
313
314CHECK_TYPE_SIZE(ifaddrs);
315CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_next);
316CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_name);
317CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_addr);
318CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_netmask);
319// Compare against the union, because we can't reach into the union in a
320// compliant way.
321#ifdef ifa_dstaddr
322#undef ifa_dstaddr
323#endif
324COMPILER_CHECK(sizeof(((__sanitizer_ifaddrs *)nullptr)->ifa_dstaddr) ==
325               sizeof(((ifaddrs *)nullptr)->ifa_ifu));
326COMPILER_CHECK(offsetof(__sanitizer_ifaddrs, ifa_dstaddr) ==
327               offsetof(ifaddrs, ifa_ifu));
328CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_data);
329
330CHECK_TYPE_SIZE(timeb);
331CHECK_SIZE_AND_OFFSET(timeb, time);
332CHECK_SIZE_AND_OFFSET(timeb, millitm);
333CHECK_SIZE_AND_OFFSET(timeb, timezone);
334CHECK_SIZE_AND_OFFSET(timeb, dstflag);
335
336CHECK_TYPE_SIZE(passwd);
337CHECK_SIZE_AND_OFFSET(passwd, pw_name);
338CHECK_SIZE_AND_OFFSET(passwd, pw_passwd);
339CHECK_SIZE_AND_OFFSET(passwd, pw_uid);
340CHECK_SIZE_AND_OFFSET(passwd, pw_gid);
341CHECK_SIZE_AND_OFFSET(passwd, pw_dir);
342CHECK_SIZE_AND_OFFSET(passwd, pw_shell);
343
344CHECK_SIZE_AND_OFFSET(passwd, pw_gecos);
345
346CHECK_TYPE_SIZE(group);
347CHECK_SIZE_AND_OFFSET(group, gr_name);
348CHECK_SIZE_AND_OFFSET(group, gr_passwd);
349CHECK_SIZE_AND_OFFSET(group, gr_gid);
350CHECK_SIZE_AND_OFFSET(group, gr_mem);
351
352CHECK_TYPE_SIZE(XDR);
353CHECK_SIZE_AND_OFFSET(XDR, x_op);
354CHECK_SIZE_AND_OFFSET(XDR, x_ops);
355CHECK_SIZE_AND_OFFSET(XDR, x_public);
356CHECK_SIZE_AND_OFFSET(XDR, x_private);
357CHECK_SIZE_AND_OFFSET(XDR, x_base);
358CHECK_SIZE_AND_OFFSET(XDR, x_handy);
359COMPILER_CHECK(__sanitizer_XDR_ENCODE == XDR_ENCODE);
360COMPILER_CHECK(__sanitizer_XDR_DECODE == XDR_DECODE);
361COMPILER_CHECK(__sanitizer_XDR_FREE == XDR_FREE);
362
363CHECK_TYPE_SIZE(sem_t);
364
365#endif  // SANITIZER_SOLARIS
366