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1 /* SPDX-License-Identifier: GPL-2.0-or-later
2  * Copyright (c) 2010-2018 Linux Test Project
3  * Copyright (c) 2011-2015 Cyril Hrubis <chrubis@suse.cz>
4  */
5 
6 #ifndef TST_SAFE_MACROS_H__
7 #define TST_SAFE_MACROS_H__
8 
9 #include <sys/mman.h>
10 #include <sys/types.h>
11 #include <sys/time.h>
12 #include <sys/resource.h>
13 #include <sys/stat.h>
14 #include <sys/vfs.h>
15 #include <sys/sysinfo.h>
16 #include <fcntl.h>
17 #include <libgen.h>
18 #include <signal.h>
19 #include <stdarg.h>
20 #include <unistd.h>
21 #include <dirent.h>
22 #include <grp.h>
23 
24 #include "safe_stdio_fn.h"
25 #include "safe_macros_fn.h"
26 #include "tst_cmd.h"
27 
28 int safe_access(const char *filename, const int lineno, const char *pathname,
29 		   int mode);
30 #define SAFE_ACCESS(path, mode) \
31 	safe_access(__FILE__, __LINE__, (path), (mode))
32 
33 #define SAFE_BASENAME(path) \
34 	safe_basename(__FILE__, __LINE__, NULL, (path))
35 
36 #define SAFE_CHDIR(path) \
37 	safe_chdir(__FILE__, __LINE__, NULL, (path))
38 
39 #define SAFE_CLOSE(fd) do { \
40 		safe_close(__FILE__, __LINE__, NULL, (fd)); \
41 		fd = -1; \
42 	} while (0)
43 
44 #define SAFE_CREAT(pathname, mode) \
45 	safe_creat(__FILE__, __LINE__, NULL, (pathname), (mode))
46 
47 #define SAFE_CHROOT(path) \
48 	safe_chroot(__FILE__, __LINE__, (path))
49 int safe_chroot(const char *file, const int lineno, const char *path);
50 
51 #define SAFE_DIRNAME(path) \
52 	safe_dirname(__FILE__, __LINE__, NULL, (path))
53 
54 int safe_dup(const char *file, const int lineno, int oldfd);
55 
56 #define SAFE_DUP(oldfd) \
57 	safe_dup(__FILE__, __LINE__, (oldfd))
58 
59 int safe_dup2(const char *file, const int lineno, int oldfd, int newfd);
60 
61 #define SAFE_DUP2(oldfd, newfd)			\
62 	safe_dup2(__FILE__, __LINE__, (oldfd), (newfd))
63 
64 #define SAFE_GETCWD(buf, size) \
65 	safe_getcwd(__FILE__, __LINE__, NULL, (buf), (size))
66 
67 #define SAFE_GETPWNAM(name) \
68 	safe_getpwnam(__FILE__, __LINE__, NULL, (name))
69 
70 #define SAFE_GETRUSAGE(who, usage) \
71 	safe_getrusage(__FILE__, __LINE__, NULL, (who), (usage))
72 
73 #define SAFE_MALLOC(size) \
74 	safe_malloc(__FILE__, __LINE__, NULL, (size))
75 
76 void *safe_realloc(const char *file, const int lineno, void *ptr, size_t size);
77 
78 #define SAFE_REALLOC(ptr, size) \
79 	safe_realloc(__FILE__, __LINE__, (ptr), (size))
80 
81 #define SAFE_MKDIR(pathname, mode) \
82 	safe_mkdir(__FILE__, __LINE__, NULL, (pathname), (mode))
83 
84 #define SAFE_RMDIR(pathname) \
85 	safe_rmdir(__FILE__, __LINE__, NULL, (pathname))
86 
87 #define SAFE_MUNMAP(addr, length) \
88 	safe_munmap(__FILE__, __LINE__, NULL, (addr), (length))
89 
90 int safe_msync(const char *file, const int lineno, void *addr,
91 				size_t length, int flags);
92 
93 #define SAFE_MSYNC(addr, length, flags) \
94 	safe_msync(__FILE__, __LINE__, (addr), (length), (flags))
95 
96 #define SAFE_OPEN(pathname, oflags, ...) \
97 	safe_open(__FILE__, __LINE__, NULL, (pathname), (oflags), \
98 	    ##__VA_ARGS__)
99 
100 #define SAFE_PIPE(fildes) \
101 	safe_pipe(__FILE__, __LINE__, NULL, (fildes))
102 
103 int safe_pipe2(const char *file, const int lineno, int fildes[2], int flags);
104 
105 #define SAFE_PIPE2(fildes, flags) \
106 	safe_pipe2(__FILE__, __LINE__, (fildes), (flags))
107 
108 #define SAFE_READ(len_strict, fildes, buf, nbyte) \
109 	safe_read(__FILE__, __LINE__, NULL, (len_strict), (fildes), (buf), (nbyte))
110 
111 #define SAFE_SETEGID(egid) \
112 	safe_setegid(__FILE__, __LINE__, NULL, (egid))
113 
114 #define SAFE_SETEUID(euid) \
115 	safe_seteuid(__FILE__, __LINE__, NULL, (euid))
116 
117 #define SAFE_SETGID(gid) \
118 	safe_setgid(__FILE__, __LINE__, NULL, (gid))
119 
120 #define SAFE_SETUID(uid) \
121 	safe_setuid(__FILE__, __LINE__, NULL, (uid))
122 
123 int safe_setregid(const char *file, const int lineno,
124 		  gid_t rgid, gid_t egid);
125 
126 #define SAFE_SETREGID(rgid, egid) \
127 	safe_setregid(__FILE__, __LINE__, (rgid), (egid))
128 
129 int safe_setreuid(const char *file, const int lineno,
130 		  uid_t ruid, uid_t euid);
131 
132 #define SAFE_SETREUID(ruid, euid) \
133 	safe_setreuid(__FILE__, __LINE__, (ruid), (euid))
134 
135 int safe_setresgid(const char *file, const int lineno,
136 	gid_t rgid, gid_t egid, gid_t sgid);
137 #define SAFE_SETRESGID(rgid, egid, sgid) \
138 	safe_setresgid(__FILE__, __LINE__, (rgid), (egid), (sgid))
139 
140 int safe_setresuid(const char *file, const int lineno,
141 		  uid_t ruid, uid_t euid, uid_t suid);
142 #define SAFE_SETRESUID(ruid, euid, suid) \
143 	safe_setresuid(__FILE__, __LINE__, (ruid), (euid), (suid))
144 
145 #define SAFE_GETRESUID(ruid, euid, suid) \
146 	safe_getresuid(__FILE__, __LINE__, NULL, (ruid), (euid), (suid))
147 
148 #define SAFE_GETRESGID(rgid, egid, sgid) \
149 	safe_getresgid(__FILE__, __LINE__, NULL, (rgid), (egid), (sgid))
150 
151 int safe_setpgid(const char *file, const int lineno, pid_t pid, pid_t pgid);
152 
153 #define SAFE_SETPGID(pid, pgid) \
154 	safe_setpgid(__FILE__, __LINE__, (pid), (pgid))
155 
156 pid_t safe_getpgid(const char *file, const int lineno, pid_t pid);
157 
158 #define SAFE_GETPGID(pid) \
159 	safe_getpgid(__FILE__, __LINE__, (pid))
160 
161 int safe_setgroups(const char *file, const int lineno, size_t size, const gid_t *list);
162 
163 #define SAFE_SETGROUPS(size, list) \
164 	safe_setgroups(__FILE__, __LINE__, (size), (list))
165 
166 int safe_getgroups(const char *file, const int lineno, int size, gid_t list[]);
167 
168 #define SAFE_GETGROUPS(size, list) \
169 	safe_getgroups(__FILE__, __LINE__, (size), (list))
170 
171 #define SAFE_UNLINK(pathname) \
172 	safe_unlink(__FILE__, __LINE__, NULL, (pathname))
173 
174 #define SAFE_LINK(oldpath, newpath) \
175 	safe_link(__FILE__, __LINE__, NULL, (oldpath), (newpath))
176 
177 #define SAFE_LINKAT(olddirfd, oldpath, newdirfd, newpath, flags) \
178 	safe_linkat(__FILE__, __LINE__, NULL, (olddirfd), (oldpath), \
179 		    (newdirfd), (newpath), (flags))
180 
181 #define SAFE_READLINK(path, buf, bufsize) \
182 	safe_readlink(__FILE__, __LINE__, NULL, (path), (buf), (bufsize))
183 
184 #define SAFE_SYMLINK(oldpath, newpath) \
185 	safe_symlink(__FILE__, __LINE__, NULL, (oldpath), (newpath))
186 
187 #define SAFE_WRITE(len_strict, fildes, buf, nbyte) \
188 	safe_write(__FILE__, __LINE__, NULL, (len_strict), (fildes), (buf), (nbyte))
189 
190 #define SAFE_STRTOL(str, min, max) \
191 	safe_strtol(__FILE__, __LINE__, NULL, (str), (min), (max))
192 
193 #define SAFE_STRTOUL(str, min, max) \
194 	safe_strtoul(__FILE__, __LINE__, NULL, (str), (min), (max))
195 
196 #define SAFE_STRTOF(str, min, max) \
197 	safe_strtof(__FILE__, __LINE__, NULL, (str), (min), (max))
198 
199 #define SAFE_SYSCONF(name) \
200 	safe_sysconf(__FILE__, __LINE__, NULL, name)
201 
202 #define SAFE_CHMOD(path, mode) \
203 	safe_chmod(__FILE__, __LINE__, NULL, (path), (mode))
204 
205 #define SAFE_FCHMOD(fd, mode) \
206 	safe_fchmod(__FILE__, __LINE__, NULL, (fd), (mode))
207 
208 #define SAFE_CHOWN(path, owner, group) \
209 	safe_chown(__FILE__, __LINE__, NULL, (path), (owner), (group))
210 
211 #define SAFE_FCHOWN(fd, owner, group) \
212 	safe_fchown(__FILE__, __LINE__, NULL, (fd), (owner), (group))
213 
214 #define SAFE_WAIT(status) \
215 	safe_wait(__FILE__, __LINE__, NULL, (status))
216 
217 #define SAFE_WAITPID(pid, status, opts) \
218 	safe_waitpid(__FILE__, __LINE__, NULL, (pid), (status), (opts))
219 
220 #define SAFE_KILL(pid, sig) \
221 	safe_kill(__FILE__, __LINE__, NULL, (pid), (sig))
222 
223 #define SAFE_MEMALIGN(alignment, size) \
224 	safe_memalign(__FILE__, __LINE__, NULL, (alignment), (size))
225 
226 #define SAFE_MKFIFO(pathname, mode) \
227 	safe_mkfifo(__FILE__, __LINE__, NULL, (pathname), (mode))
228 
229 #define SAFE_RENAME(oldpath, newpath) \
230 	safe_rename(__FILE__, __LINE__, NULL, (oldpath), (newpath))
231 
232 #define SAFE_MOUNT(source, target, filesystemtype, \
233 		   mountflags, data) \
234 	safe_mount(__FILE__, __LINE__, NULL, (source), (target), \
235 		   (filesystemtype), (mountflags), (data))
236 
237 #define SAFE_UMOUNT(target) \
238 	safe_umount(__FILE__, __LINE__, NULL, (target))
239 
240 #define SAFE_OPENDIR(name) \
241 	safe_opendir(__FILE__, __LINE__, NULL, (name))
242 
243 #define SAFE_CLOSEDIR(dirp) \
244 	safe_closedir(__FILE__, __LINE__, NULL, (dirp))
245 
246 #define SAFE_READDIR(dirp) \
247 	safe_readdir(__FILE__, __LINE__, NULL, (dirp))
248 
249 #define SAFE_IOCTL_(file, lineno, fd, request, ...)          \
250 	({int tst_ret_ = ioctl(fd, request, ##__VA_ARGS__);  \
251 	  tst_ret_ < 0 ?                                     \
252 	   tst_brk_((file), (lineno), TBROK | TERRNO,        \
253 	            "ioctl(%i,%s,...) failed", fd, #request), 0 \
254 	 : tst_ret_;})
255 
256 #define SAFE_IOCTL(fd, request, ...) \
257 	SAFE_IOCTL_(__FILE__, __LINE__, (fd), (request), ##__VA_ARGS__)
258 
259 #define SAFE_FCNTL(fd, cmd, ...)                            \
260 	({int tst_ret_ = fcntl(fd, cmd, ##__VA_ARGS__);     \
261 	  tst_ret_ == -1 ?                                  \
262 	   tst_brk(TBROK | TERRNO,                          \
263 	            "fcntl(%i,%s,...) failed", fd, #cmd), 0 \
264 	 : tst_ret_;})
265 
266 /*
267  * following functions are inline because the behaviour may depend on
268  * -D_FILE_OFFSET_BITS=64 compile flag
269  */
270 
safe_mmap(const char * file,const int lineno,void * addr,size_t length,int prot,int flags,int fd,off_t offset)271 static inline void *safe_mmap(const char *file, const int lineno,
272                               void *addr, size_t length,
273                               int prot, int flags, int fd, off_t offset)
274 {
275 	void *rval;
276 
277 	rval = mmap(addr, length, prot, flags, fd, offset);
278 	if (rval == MAP_FAILED) {
279 		tst_brk_(file, lineno, TBROK | TERRNO,
280 			"mmap(%p,%zu,%d,%d,%d,%ld) failed",
281 			addr, length, prot, flags, fd, (long) offset);
282 	}
283 
284 	return rval;
285 }
286 #define SAFE_MMAP(addr, length, prot, flags, fd, offset) \
287 	safe_mmap(__FILE__, __LINE__, (addr), (length), (prot), \
288 	(flags), (fd), (offset))
289 
safe_ftruncate(const char * file,const int lineno,int fd,off_t length)290 static inline int safe_ftruncate(const char *file, const int lineno,
291                                  int fd, off_t length)
292 {
293 	int rval;
294 
295 	rval = ftruncate(fd, length);
296 
297 	if (rval == -1) {
298 		tst_brk_(file, lineno, TBROK | TERRNO,
299 			"ftruncate(%d,%ld) failed", fd, (long)length);
300 	} else if (rval) {
301 		tst_brk_(file, lineno, TBROK | TERRNO,
302 			"Invalid ftruncate(%d,%ld) return value %d", fd,
303 			(long)length, rval);
304 	}
305 
306 	return rval;
307 }
308 #define SAFE_FTRUNCATE(fd, length) \
309 	safe_ftruncate(__FILE__, __LINE__, (fd), (length))
310 
safe_posix_fadvise(const char * file,const int lineno,int fd,off_t offset,off_t len,int advice)311 static inline int safe_posix_fadvise(const char *file, const int lineno,
312                                 int fd, off_t offset, off_t len, int advice)
313 {
314 	int rval;
315 
316 	rval = posix_fadvise(fd, offset, len, advice);
317 
318 	if (rval)
319 		tst_brk_(file, lineno, TBROK,
320 			"posix_fadvise(%d,%ld,%ld,%d) failed: %s",
321 			fd, (long)offset, (long)len, advice, tst_strerrno(rval));
322 
323 	return rval;
324 }
325 #define SAFE_POSIX_FADVISE(fd, offset, len, advice) \
326 	safe_posix_fadvise(__FILE__, __LINE__, (fd), (offset), (len), (advice))
327 
safe_truncate(const char * file,const int lineno,const char * path,off_t length)328 static inline int safe_truncate(const char *file, const int lineno,
329                                 const char *path, off_t length)
330 {
331 	int rval;
332 
333 	rval = truncate(path, length);
334 
335 	if (rval == -1) {
336 		tst_brk_(file, lineno, TBROK | TERRNO,
337 			"truncate(%s,%ld) failed", path, (long)length);
338 	} else if (rval) {
339 		tst_brk_(file, lineno, TBROK | TERRNO,
340 			"Invalid truncate(%s,%ld) return value %d", path,
341 			(long)length, rval);
342 	}
343 
344 	return rval;
345 }
346 #define SAFE_TRUNCATE(path, length) \
347 	safe_truncate(__FILE__, __LINE__, (path), (length))
348 
safe_stat(const char * file,const int lineno,const char * path,struct stat * buf)349 static inline int safe_stat(const char *file, const int lineno,
350                             const char *path, struct stat *buf)
351 {
352 	int rval;
353 
354 	rval = stat(path, buf);
355 
356 	if (rval == -1) {
357 		tst_brk_(file, lineno, TBROK | TERRNO,
358 			"stat(%s,%p) failed", path, buf);
359 	} else if (rval) {
360 		tst_brk_(file, lineno, TBROK | TERRNO,
361 			"Invalid stat(%s,%p) return value %d", path, buf,
362 			rval);
363 	}
364 
365 	return rval;
366 }
367 #define SAFE_STAT(path, buf) \
368 	safe_stat(__FILE__, __LINE__, (path), (buf))
369 
safe_fstat(const char * file,const int lineno,int fd,struct stat * buf)370 static inline int safe_fstat(const char *file, const int lineno,
371                              int fd, struct stat *buf)
372 {
373 	int rval;
374 
375 	rval = fstat(fd, buf);
376 
377 	if (rval == -1) {
378 		tst_brk_(file, lineno, TBROK | TERRNO,
379 			"fstat(%d,%p) failed", fd, buf);
380 	} else if (rval) {
381 		tst_brk_(file, lineno, TBROK | TERRNO,
382 			"Invalid fstat(%d,%p) return value %d", fd, buf, rval);
383 	}
384 
385 	return rval;
386 }
387 #define SAFE_FSTAT(fd, buf) \
388 	safe_fstat(__FILE__, __LINE__, (fd), (buf))
389 
safe_lstat(const char * file,const int lineno,const char * path,struct stat * buf)390 static inline int safe_lstat(const char *file, const int lineno,
391 	const char *path, struct stat *buf)
392 {
393 	int rval;
394 
395 	rval = lstat(path, buf);
396 
397 	if (rval == -1) {
398 		tst_brk_(file, lineno, TBROK | TERRNO,
399 			"lstat(%s,%p) failed", path, buf);
400 	} else if (rval) {
401 		tst_brk_(file, lineno, TBROK | TERRNO,
402 			"Invalid lstat(%s,%p) return value %d", path, buf,
403 			rval);
404 	}
405 
406 	return rval;
407 }
408 #define SAFE_LSTAT(path, buf) \
409 	safe_lstat(__FILE__, __LINE__, (path), (buf))
410 
safe_statfs(const char * file,const int lineno,const char * path,struct statfs * buf)411 static inline int safe_statfs(const char *file, const int lineno,
412                               const char *path, struct statfs *buf)
413 {
414 	int rval;
415 
416 	rval = statfs(path, buf);
417 
418 	if (rval == -1) {
419 		tst_brk_(file, lineno, TBROK | TERRNO,
420 			"statfs(%s,%p) failed", path, buf);
421 	} else if (rval) {
422 		tst_brk_(file, lineno, TBROK | TERRNO,
423 			"Invalid statfs(%s,%p) return value %d", path, buf,
424 			rval);
425 	}
426 
427 	return rval;
428 }
429 #define SAFE_STATFS(path, buf) \
430 	safe_statfs(__FILE__, __LINE__, (path), (buf))
431 
safe_lseek(const char * file,const int lineno,int fd,off_t offset,int whence)432 static inline off_t safe_lseek(const char *file, const int lineno,
433                                int fd, off_t offset, int whence)
434 {
435 	off_t rval;
436 
437 	rval = lseek(fd, offset, whence);
438 
439 	if (rval == (off_t) -1) {
440 		tst_brk_(file, lineno, TBROK | TERRNO,
441 			"lseek(%d,%ld,%d) failed", fd, (long)offset, whence);
442 	} else if (rval < 0) {
443 		tst_brk_(file, lineno, TBROK | TERRNO,
444 			"Invalid lseek(%d,%ld,%d) return value %ld", fd,
445 			(long)offset, whence, (long)rval);
446 	}
447 
448 	return rval;
449 }
450 #define SAFE_LSEEK(fd, offset, whence) \
451 	safe_lseek(__FILE__, __LINE__, (fd), (offset), (whence))
452 
safe_getrlimit(const char * file,const int lineno,int resource,struct rlimit * rlim)453 static inline int safe_getrlimit(const char *file, const int lineno,
454                                  int resource, struct rlimit *rlim)
455 {
456 	int rval;
457 
458 	rval = getrlimit(resource, rlim);
459 
460 	if (rval == -1) {
461 		tst_brk_(file, lineno, TBROK | TERRNO,
462 			"getrlimit(%d,%p) failed", resource, rlim);
463 	} else if (rval) {
464 		tst_brk_(file, lineno, TBROK | TERRNO,
465 			"Invalid getrlimit(%d,%p) return value %d", resource,
466 			rlim, rval);
467 	}
468 
469 	return rval;
470 }
471 #define SAFE_GETRLIMIT(resource, rlim) \
472 	safe_getrlimit(__FILE__, __LINE__, (resource), (rlim))
473 
safe_setrlimit(const char * file,const int lineno,int resource,const struct rlimit * rlim)474 static inline int safe_setrlimit(const char *file, const int lineno,
475                                  int resource, const struct rlimit *rlim)
476 {
477 	int rval;
478 
479 	rval = setrlimit(resource, rlim);
480 
481 	if (rval == -1) {
482 		tst_brk_(file, lineno, TBROK | TERRNO,
483 			"setrlimit(%d,%p) failed", resource, rlim);
484 	} else if (rval) {
485 		tst_brk_(file, lineno, TBROK | TERRNO,
486 			"Invalid setrlimit(%d,%p) return value %d", resource,
487 			rlim, rval);
488 	}
489 
490 	return rval;
491 }
492 #define SAFE_SETRLIMIT(resource, rlim) \
493 	safe_setrlimit(__FILE__, __LINE__, (resource), (rlim))
494 
495 typedef void (*sighandler_t)(int);
496 sighandler_t safe_signal(const char *file, const int lineno,
497 	int signum, sighandler_t handler);
498 
499 #define SAFE_SIGNAL(signum, handler) \
500 	safe_signal(__FILE__, __LINE__, (signum), (handler))
501 
502 int safe_sigaction(const char *file, const int lineno,
503                    int signum, const struct sigaction *act,
504                    struct sigaction *oldact);
505 #define SAFE_SIGACTION(signum, act, oldact) \
506 	safe_sigaction(__FILE__, __LINE__, (signum), (act), (oldact))
507 
508 int safe_sigaddset(const char *file, const int lineno,
509                     sigset_t *sigs, int signo);
510 #define SAFE_SIGADDSET(sigs, signo) \
511 	safe_sigaddset(__FILE__, __LINE__, (sigs), (signo))
512 
513 int safe_sigdelset(const char *file, const int lineno,
514                     sigset_t *sigs, int signo);
515 #define SAFE_SIGDELSET(sigs, signo) \
516 	safe_sigdelset(__FILE__, __LINE__, (sigs), (signo))
517 
518 int safe_sigemptyset(const char *file, const int lineno,
519                       sigset_t *sigs);
520 #define SAFE_SIGEMPTYSET(sigs) \
521 	safe_sigemptyset(__FILE__, __LINE__, (sigs))
522 
523 int safe_sigfillset(const char *file, const int lineno,
524 		     sigset_t *sigs);
525 #define SAFE_SIGFILLSET(sigs) \
526 	safe_sigfillset(__FILE__, __LINE__, (sigs))
527 
528 int safe_sigprocmask(const char *file, const int lineno,
529                       int how, sigset_t *set, sigset_t *oldset);
530 #define SAFE_SIGPROCMASK(how, set, oldset) \
531 	safe_sigprocmask(__FILE__, __LINE__, (how), (set), (oldset))
532 
533 int safe_sigwait(const char *file, const int lineno,
534                   sigset_t *set, int *sig);
535 #define SAFE_SIGWAIT(set, sig) \
536 	safe_sigwait(__FILE__, __LINE__, (set), (sig))
537 
538 #define SAFE_EXECLP(file, arg, ...) do {                   \
539 	execlp((file), (arg), ##__VA_ARGS__);              \
540 	tst_brk_(__FILE__, __LINE__, TBROK | TERRNO,       \
541 	         "execlp(%s, %s, ...) failed", file, arg); \
542 	} while (0)
543 
544 #define SAFE_EXECL(file, arg, ...) do {				\
545        execl((file), (arg), ##__VA_ARGS__);			\
546        tst_brk_(__FILE__, __LINE__, TBROK | TERRNO,		\
547                 "execl(%s, %s, ...) failed", file, arg); 	\
548        } while (0)
549 
550 #define SAFE_EXECVP(file, arg) do {                   \
551 	execvp((file), (arg));              \
552 	tst_brk_(__FILE__, __LINE__, TBROK | TERRNO,       \
553 	         "execvp(%s, %p) failed", file, arg); \
554 	} while (0)
555 
556 int safe_getpriority(const char *file, const int lineno, int which, id_t who);
557 #define SAFE_GETPRIORITY(which, who) \
558 	safe_getpriority(__FILE__, __LINE__, (which), (who))
559 
560 struct group *safe_getgrnam(const char *file, const int lineno,
561 			    const char *name);
562 #define SAFE_GETGRNAM(name) \
563 	safe_getgrnam(__FILE__, __LINE__, (name))
564 
565 struct group *safe_getgrnam_fallback(const char *file, const int lineno,
566 		const char *name, const char *fallback);
567 #define SAFE_GETGRNAM_FALLBACK(name, fallback) \
568 	safe_getgrnam_fallback(__FILE__, __LINE__, (name), (fallback))
569 
570 struct group *safe_getgrgid(const char *file, const int lineno, gid_t gid);
571 #define SAFE_GETGRGID(gid) \
572 	safe_getgrgid(__FILE__, __LINE__, (gid))
573 
574 ssize_t safe_getxattr(const char *file, const int lineno, const char *path,
575 	const char *name, void *value, size_t size);
576 #define SAFE_GETXATTR(path, name, value, size) \
577 	safe_getxattr(__FILE__, __LINE__, (path), (name), (value), (size))
578 
579 int safe_setxattr(const char *file, const int lineno, const char *path,
580             const char *name, const void *value, size_t size, int flags);
581 #define SAFE_SETXATTR(path, name, value, size, flags) \
582 	safe_setxattr(__FILE__, __LINE__, (path), (name), (value), (size), (flags))
583 
584 int safe_lsetxattr(const char *file, const int lineno, const char *path,
585             const char *name, const void *value, size_t size, int flags);
586 #define SAFE_LSETXATTR(path, name, value, size, flags) \
587 	safe_lsetxattr(__FILE__, __LINE__, (path), (name), (value), (size), (flags))
588 
589 int safe_fsetxattr(const char *file, const int lineno, int fd, const char *name,
590             const void *value, size_t size, int flags);
591 #define SAFE_FSETXATTR(fd, name, value, size, flags) \
592 	safe_fsetxattr(__FILE__, __LINE__, (fd), (name), (value), (size), (flags))
593 
594 int safe_removexattr(const char *file, const int lineno, const char *path,
595 		const char *name);
596 #define SAFE_REMOVEXATTR(path, name) \
597 	safe_removexattr(__FILE__, __LINE__, (path), (name))
598 
599 int safe_lremovexattr(const char *file, const int lineno, const char *path,
600 		const char *name);
601 #define SAFE_LREMOVEXATTR(path, name) \
602 	safe_lremovexattr(__FILE__, __LINE__, (path), (name))
603 
604 int safe_fremovexattr(const char *file, const int lineno, int fd,
605 		const char *name);
606 #define SAFE_FREMOVEXATTR(fd, name) \
607 	safe_fremovexattr(__FILE__, __LINE__, (fd), (name))
608 
609 int safe_fsync(const char *file, const int lineno, int fd);
610 #define SAFE_FSYNC(fd) safe_fsync(__FILE__, __LINE__, (fd))
611 
612 int safe_setsid(const char *file, const int lineno);
613 #define SAFE_SETSID() safe_setsid(__FILE__, __LINE__)
614 
615 int safe_mknod(const char *file, const int lineno, const char *pathname,
616 	mode_t mode, dev_t dev);
617 #define SAFE_MKNOD(pathname, mode, dev) \
618 	safe_mknod(__FILE__, __LINE__, (pathname), (mode), (dev))
619 
620 int safe_mlock(const char *file, const int lineno, const char *addr,
621 	size_t len);
622 #define SAFE_MLOCK(addr, len) safe_mlock(__FILE__, __LINE__, (addr), (len))
623 
624 int safe_munlock(const char *file, const int lineno, const char *addr,
625 	size_t len);
626 #define SAFE_MUNLOCK(addr, len) safe_munlock(__FILE__, __LINE__, (addr), (len))
627 
628 int safe_mincore(const char *file, const int lineno, void *start,
629 	size_t length, unsigned char *vec);
630 #define SAFE_MINCORE(start, length, vec) \
631 	safe_mincore(__FILE__, __LINE__, (start), (length), (vec))
632 
633 int safe_personality(const char *filename, unsigned int lineno,
634 		    unsigned long persona);
635 #define SAFE_PERSONALITY(persona) safe_personality(__FILE__, __LINE__, persona)
636 
637 int safe_pidfd_open(const char *filename, const int lineno, pid_t pid,
638 		   unsigned int flags);
639 #define SAFE_PIDFD_OPEN(pid, flags) \
640 	safe_pidfd_open(__FILE__, __LINE__, (pid), (flags))
641 
642 #define SAFE_SETENV(name, value, overwrite) do {		\
643 	if (setenv(name, value, overwrite)) {			\
644 		tst_brk_(__FILE__, __LINE__, TBROK | TERRNO,	\
645 			"setenv(%s, %s, %d) failed",		\
646 			name, value, overwrite);		\
647 	}							\
648 	} while (0)
649 
650 int safe_unshare(const char *file, const int lineno, int flags);
651 #define SAFE_UNSHARE(flags) safe_unshare(__FILE__, __LINE__, (flags))
652 
653 int safe_setns(const char *file, const int lineno, int fd, int nstype);
654 #define SAFE_SETNS(fd, nstype) safe_setns(__FILE__, __LINE__, (fd), (nstype))
655 
656 void safe_cmd(const char *file, const int lineno, const char *const argv[],
657 	const char *stdout_path, const char *stderr_path);
658 
659 #define SAFE_CMD(argv, stdout_path, stderr_path) \
660 	safe_cmd(__FILE__, __LINE__, (argv), (stdout_path), (stderr_path))
661 /*
662  * SAFE_PTRACE() treats any non-zero return value as error. Don't use it
663  * for requests like PTRACE_PEEK* or PTRACE_SECCOMP_GET_FILTER which use
664  * the return value to pass arbitrary data.
665  */
666 long tst_safe_ptrace(const char *file, const int lineno, int req, pid_t pid,
667 	void *addr, void *data);
668 #define SAFE_PTRACE(req, pid, addr, data) \
669 	tst_safe_ptrace(__FILE__, __LINE__, req, pid, addr, data)
670 
671 int safe_sysinfo(const char *file, const int lineno, struct sysinfo *info);
672 #define SAFE_SYSINFO(info) \
673 	safe_sysinfo(__FILE__, __LINE__, (info))
674 
675 void safe_print_file(const char *file, const int lineno, char *path);
676 
677 #endif /* SAFE_MACROS_H__ */
678