1//===-- sanitizer_platform_limits_openbsd.cc ------------------------------===//
2//
3// This file is distributed under the University of Illinois Open Source
4// License. See LICENSE.TXT for details.
5//
6//===----------------------------------------------------------------------===//
7//
8// This file is a part of Sanitizer common code.
9//
10// Sizes and layouts of platform-specific NetBSD data structures.
11//===----------------------------------------------------------------------===//
12
13#include "sanitizer_platform.h"
14
15#if SANITIZER_OPENBSD
16#include <arpa/inet.h>
17#include <dirent.h>
18#include <glob.h>
19#include <grp.h>
20#include <ifaddrs.h>
21#include <limits.h>
22#include <link_elf.h>
23#include <sys/socket.h>
24#include <net/if.h>
25#include <net/ppp_defs.h>
26#include <net/route.h>
27#include <netdb.h>
28#include <netinet/in.h>
29#include <netinet/ip_mroute.h>
30#include <poll.h>
31#include <pthread.h>
32#include <pwd.h>
33#include <semaphore.h>
34#include <signal.h>
35#include <soundcard.h>
36#include <stddef.h>
37#include <stdint.h>
38#include <sys/filio.h>
39#include <sys/ipc.h>
40#include <sys/mman.h>
41#include <sys/mount.h>
42#include <sys/msg.h>
43#include <sys/mtio.h>
44#include <sys/ptrace.h>
45#include <sys/resource.h>
46#include <sys/shm.h>
47#include <sys/signal.h>
48#include <sys/sockio.h>
49#include <sys/stat.h>
50#include <sys/statvfs.h>
51#include <sys/time.h>
52#include <sys/times.h>
53#include <sys/types.h>
54#include <sys/utsname.h>
55#include <term.h>
56#include <time.h>
57#include <utime.h>
58#include <utmp.h>
59#include <wchar.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_openbsd.h"
64
65namespace __sanitizer {
66unsigned struct_utsname_sz = sizeof(struct utsname);
67unsigned struct_stat_sz = sizeof(struct stat);
68unsigned struct_rusage_sz = sizeof(struct rusage);
69unsigned struct_tm_sz = sizeof(struct tm);
70unsigned struct_passwd_sz = sizeof(struct passwd);
71unsigned struct_group_sz = sizeof(struct group);
72unsigned siginfo_t_sz = sizeof(siginfo_t);
73unsigned struct_sigaction_sz = sizeof(struct sigaction);
74unsigned struct_itimerval_sz = sizeof(struct itimerval);
75unsigned pthread_t_sz = sizeof(pthread_t);
76unsigned pthread_mutex_t_sz = sizeof(pthread_mutex_t);
77unsigned pthread_cond_t_sz = sizeof(pthread_cond_t);
78unsigned pid_t_sz = sizeof(pid_t);
79unsigned timeval_sz = sizeof(timeval);
80unsigned uid_t_sz = sizeof(uid_t);
81unsigned gid_t_sz = sizeof(gid_t);
82unsigned mbstate_t_sz = sizeof(mbstate_t);
83unsigned sigset_t_sz = sizeof(sigset_t);
84unsigned struct_timezone_sz = sizeof(struct timezone);
85unsigned struct_tms_sz = sizeof(struct tms);
86unsigned struct_sched_param_sz = sizeof(struct sched_param);
87unsigned struct_sockaddr_sz = sizeof(struct sockaddr);
88unsigned struct_rlimit_sz = sizeof(struct rlimit);
89unsigned struct_timespec_sz = sizeof(struct timespec);
90unsigned struct_utimbuf_sz = sizeof(struct utimbuf);
91unsigned struct_itimerspec_sz = sizeof(struct itimerspec);
92unsigned struct_msqid_ds_sz = sizeof(struct msqid_ds);
93unsigned struct_statvfs_sz = sizeof(struct statvfs);
94
95const uptr sig_ign = (uptr)SIG_IGN;
96const uptr sig_dfl = (uptr)SIG_DFL;
97const uptr sig_err = (uptr)SIG_ERR;
98const uptr sa_siginfo = (uptr)SA_SIGINFO;
99
100int shmctl_ipc_stat = (int)IPC_STAT;
101
102unsigned struct_utmp_sz = sizeof(struct utmp);
103
104int map_fixed = MAP_FIXED;
105
106int af_inet = (int)AF_INET;
107int af_inet6 = (int)AF_INET6;
108
109uptr __sanitizer_in_addr_sz(int af) {
110  if (af == AF_INET)
111    return sizeof(struct in_addr);
112  else if (af == AF_INET6)
113    return sizeof(struct in6_addr);
114  else
115    return 0;
116}
117
118unsigned struct_ElfW_Phdr_sz = sizeof(Elf_Phdr);
119
120int glob_nomatch = GLOB_NOMATCH;
121int glob_altdirfunc = GLOB_ALTDIRFUNC;
122
123unsigned path_max = PATH_MAX;
124
125const int si_SEGV_MAPERR = SEGV_MAPERR;
126const int si_SEGV_ACCERR = SEGV_ACCERR;
127}  // namespace __sanitizer
128
129using namespace __sanitizer;
130
131COMPILER_CHECK(sizeof(__sanitizer_pthread_attr_t) >= sizeof(pthread_attr_t));
132
133COMPILER_CHECK(sizeof(socklen_t) == sizeof(unsigned));
134CHECK_TYPE_SIZE(pthread_key_t);
135
136CHECK_TYPE_SIZE(dl_phdr_info);
137CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_addr);
138CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_name);
139CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phdr);
140CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phnum);
141
142CHECK_TYPE_SIZE(glob_t);
143CHECK_SIZE_AND_OFFSET(glob_t, gl_pathc);
144CHECK_SIZE_AND_OFFSET(glob_t, gl_pathv);
145CHECK_SIZE_AND_OFFSET(glob_t, gl_offs);
146CHECK_SIZE_AND_OFFSET(glob_t, gl_flags);
147CHECK_SIZE_AND_OFFSET(glob_t, gl_closedir);
148CHECK_SIZE_AND_OFFSET(glob_t, gl_readdir);
149CHECK_SIZE_AND_OFFSET(glob_t, gl_opendir);
150CHECK_SIZE_AND_OFFSET(glob_t, gl_lstat);
151CHECK_SIZE_AND_OFFSET(glob_t, gl_stat);
152
153CHECK_TYPE_SIZE(addrinfo);
154CHECK_SIZE_AND_OFFSET(addrinfo, ai_flags);
155CHECK_SIZE_AND_OFFSET(addrinfo, ai_family);
156CHECK_SIZE_AND_OFFSET(addrinfo, ai_socktype);
157CHECK_SIZE_AND_OFFSET(addrinfo, ai_protocol);
158CHECK_SIZE_AND_OFFSET(addrinfo, ai_addrlen);
159CHECK_SIZE_AND_OFFSET(addrinfo, ai_addr);
160CHECK_SIZE_AND_OFFSET(addrinfo, ai_canonname);
161CHECK_SIZE_AND_OFFSET(addrinfo, ai_next);
162
163CHECK_TYPE_SIZE(hostent);
164CHECK_SIZE_AND_OFFSET(hostent, h_name);
165CHECK_SIZE_AND_OFFSET(hostent, h_aliases);
166CHECK_SIZE_AND_OFFSET(hostent, h_addrtype);
167CHECK_SIZE_AND_OFFSET(hostent, h_length);
168CHECK_SIZE_AND_OFFSET(hostent, h_addr_list);
169
170CHECK_TYPE_SIZE(iovec);
171CHECK_SIZE_AND_OFFSET(iovec, iov_base);
172CHECK_SIZE_AND_OFFSET(iovec, iov_len);
173
174CHECK_TYPE_SIZE(msghdr);
175CHECK_SIZE_AND_OFFSET(msghdr, msg_name);
176CHECK_SIZE_AND_OFFSET(msghdr, msg_namelen);
177CHECK_SIZE_AND_OFFSET(msghdr, msg_iov);
178CHECK_SIZE_AND_OFFSET(msghdr, msg_iovlen);
179CHECK_SIZE_AND_OFFSET(msghdr, msg_control);
180CHECK_SIZE_AND_OFFSET(msghdr, msg_controllen);
181CHECK_SIZE_AND_OFFSET(msghdr, msg_flags);
182
183CHECK_TYPE_SIZE(cmsghdr);
184CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_len);
185CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_level);
186CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_type);
187
188COMPILER_CHECK(sizeof(__sanitizer_dirent) <= sizeof(dirent));
189CHECK_SIZE_AND_OFFSET(dirent, d_fileno);
190CHECK_SIZE_AND_OFFSET(dirent, d_off);
191CHECK_SIZE_AND_OFFSET(dirent, d_reclen);
192
193CHECK_TYPE_SIZE(ifconf);
194CHECK_SIZE_AND_OFFSET(ifconf, ifc_len);
195CHECK_SIZE_AND_OFFSET(ifconf, ifc_ifcu);
196
197CHECK_TYPE_SIZE(pollfd);
198CHECK_SIZE_AND_OFFSET(pollfd, fd);
199CHECK_SIZE_AND_OFFSET(pollfd, events);
200CHECK_SIZE_AND_OFFSET(pollfd, revents);
201
202CHECK_TYPE_SIZE(nfds_t);
203
204CHECK_TYPE_SIZE(sigset_t);
205
206COMPILER_CHECK(sizeof(__sanitizer_sigaction) == sizeof(struct sigaction));
207// Can't write checks for sa_handler and sa_sigaction due to them being
208// preprocessor macros.
209CHECK_STRUCT_SIZE_AND_OFFSET(sigaction, sa_mask);
210
211CHECK_TYPE_SIZE(tm);
212CHECK_SIZE_AND_OFFSET(tm, tm_sec);
213CHECK_SIZE_AND_OFFSET(tm, tm_min);
214CHECK_SIZE_AND_OFFSET(tm, tm_hour);
215CHECK_SIZE_AND_OFFSET(tm, tm_mday);
216CHECK_SIZE_AND_OFFSET(tm, tm_mon);
217CHECK_SIZE_AND_OFFSET(tm, tm_year);
218CHECK_SIZE_AND_OFFSET(tm, tm_wday);
219CHECK_SIZE_AND_OFFSET(tm, tm_yday);
220CHECK_SIZE_AND_OFFSET(tm, tm_isdst);
221CHECK_SIZE_AND_OFFSET(tm, tm_gmtoff);
222CHECK_SIZE_AND_OFFSET(tm, tm_zone);
223
224CHECK_TYPE_SIZE(ipc_perm);
225CHECK_SIZE_AND_OFFSET(ipc_perm, cuid);
226CHECK_SIZE_AND_OFFSET(ipc_perm, cgid);
227CHECK_SIZE_AND_OFFSET(ipc_perm, uid);
228CHECK_SIZE_AND_OFFSET(ipc_perm, gid);
229CHECK_SIZE_AND_OFFSET(ipc_perm, mode);
230CHECK_SIZE_AND_OFFSET(ipc_perm, seq);
231CHECK_SIZE_AND_OFFSET(ipc_perm, key);
232
233CHECK_TYPE_SIZE(shmid_ds);
234CHECK_SIZE_AND_OFFSET(shmid_ds, shm_perm);
235CHECK_SIZE_AND_OFFSET(shmid_ds, shm_segsz);
236CHECK_SIZE_AND_OFFSET(shmid_ds, shm_atime);
237CHECK_SIZE_AND_OFFSET(shmid_ds, __shm_atimensec);
238CHECK_SIZE_AND_OFFSET(shmid_ds, shm_dtime);
239CHECK_SIZE_AND_OFFSET(shmid_ds, __shm_dtimensec);
240CHECK_SIZE_AND_OFFSET(shmid_ds, shm_ctime);
241CHECK_SIZE_AND_OFFSET(shmid_ds, __shm_ctimensec);
242CHECK_SIZE_AND_OFFSET(shmid_ds, shm_cpid);
243CHECK_SIZE_AND_OFFSET(shmid_ds, shm_lpid);
244CHECK_SIZE_AND_OFFSET(shmid_ds, shm_nattch);
245
246CHECK_TYPE_SIZE(clock_t);
247
248CHECK_TYPE_SIZE(ifaddrs);
249CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_next);
250CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_name);
251CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_addr);
252CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_netmask);
253// Compare against the union, because we can't reach into the union in a
254// compliant way.
255#ifdef ifa_dstaddr
256#undef ifa_dstaddr
257#endif
258CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_dstaddr);
259CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_data);
260
261CHECK_TYPE_SIZE(passwd);
262CHECK_SIZE_AND_OFFSET(passwd, pw_name);
263CHECK_SIZE_AND_OFFSET(passwd, pw_passwd);
264CHECK_SIZE_AND_OFFSET(passwd, pw_uid);
265CHECK_SIZE_AND_OFFSET(passwd, pw_gid);
266CHECK_SIZE_AND_OFFSET(passwd, pw_dir);
267CHECK_SIZE_AND_OFFSET(passwd, pw_shell);
268
269CHECK_SIZE_AND_OFFSET(passwd, pw_gecos);
270
271CHECK_TYPE_SIZE(group);
272CHECK_SIZE_AND_OFFSET(group, gr_name);
273CHECK_SIZE_AND_OFFSET(group, gr_passwd);
274CHECK_SIZE_AND_OFFSET(group, gr_gid);
275CHECK_SIZE_AND_OFFSET(group, gr_mem);
276
277#endif  // SANITIZER_OPENBSD
278