Cyril Hrubis | bbdb9f7 | 2016-03-16 15:53:57 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2010-2015 Linux Test Project |
| 3 | * Copyright (c) 2011-2015 Cyril Hrubis <chrubis@suse.cz> |
| 4 | * |
| 5 | * This program is free software: you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation, either version 2 of the License, or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 17 | */ |
| 18 | |
| 19 | #ifndef TST_SAFE_MACROS_H__ |
| 20 | #define TST_SAFE_MACROS_H__ |
| 21 | |
| 22 | #include <sys/mman.h> |
| 23 | #include <sys/types.h> |
| 24 | #include <sys/time.h> |
| 25 | #include <sys/resource.h> |
| 26 | #include <sys/stat.h> |
| 27 | #include <fcntl.h> |
| 28 | #include <libgen.h> |
Jan Stancek | 12a5230 | 2016-05-12 10:52:07 +0200 | [diff] [blame] | 29 | #include <signal.h> |
Cyril Hrubis | bbdb9f7 | 2016-03-16 15:53:57 +0100 | [diff] [blame] | 30 | #include <stdarg.h> |
| 31 | #include <unistd.h> |
| 32 | #include <dirent.h> |
| 33 | |
| 34 | #include "safe_macros_fn.h" |
| 35 | |
| 36 | #define SAFE_BASENAME(path) \ |
| 37 | safe_basename(__FILE__, __LINE__, NULL, (path)) |
| 38 | |
| 39 | #define SAFE_CHDIR(path) \ |
| 40 | safe_chdir(__FILE__, __LINE__, NULL, (path)) |
| 41 | |
| 42 | #define SAFE_CLOSE(fd) do { \ |
| 43 | safe_close(__FILE__, __LINE__, NULL, (fd)); \ |
| 44 | fd = -1; \ |
| 45 | } while (0) |
| 46 | |
| 47 | #define SAFE_CREAT(pathname, mode) \ |
| 48 | safe_creat(__FILE__, __LINE__, NULL, (pathname), (mode)) |
| 49 | |
| 50 | #define SAFE_DIRNAME(path) \ |
| 51 | safe_dirname(__FILE__, __LINE__, NULL, (path)) |
| 52 | |
Xiao Yang | 5078c01 | 2016-07-06 11:50:06 +0800 | [diff] [blame] | 53 | static inline int safe_dup(const char *file, const int lineno, |
| 54 | int oldfd) |
| 55 | { |
| 56 | int rval; |
| 57 | |
| 58 | rval = dup(oldfd); |
| 59 | if (rval == -1) { |
| 60 | tst_brk_(file, lineno, TBROK | TERRNO, |
| 61 | "dup(%i) failed", oldfd); |
| 62 | } |
| 63 | |
| 64 | return rval; |
| 65 | } |
| 66 | #define SAFE_DUP(oldfd) \ |
| 67 | safe_dup(__FILE__, __LINE__, (oldfd)) |
| 68 | |
Cyril Hrubis | bbdb9f7 | 2016-03-16 15:53:57 +0100 | [diff] [blame] | 69 | #define SAFE_GETCWD(buf, size) \ |
| 70 | safe_getcwd(__FILE__, __LINE__, NULL, (buf), (size)) |
| 71 | |
| 72 | #define SAFE_GETPWNAM(name) \ |
| 73 | safe_getpwnam(__FILE__, __LINE__, NULL, (name)) |
| 74 | |
| 75 | #define SAFE_GETRUSAGE(who, usage) \ |
| 76 | safe_getrusage(__FILE__, __LINE__, NULL, (who), (usage)) |
| 77 | |
| 78 | #define SAFE_MALLOC(size) \ |
| 79 | safe_malloc(__FILE__, __LINE__, NULL, (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 | #define SAFE_OPEN(pathname, oflags, ...) \ |
| 91 | safe_open(__FILE__, __LINE__, NULL, (pathname), (oflags), \ |
| 92 | ##__VA_ARGS__) |
| 93 | |
| 94 | #define SAFE_PIPE(fildes) \ |
| 95 | safe_pipe(__FILE__, __LINE__, NULL, (fildes)) |
| 96 | |
| 97 | #define SAFE_READ(len_strict, fildes, buf, nbyte) \ |
| 98 | safe_read(__FILE__, __LINE__, NULL, (len_strict), (fildes), (buf), (nbyte)) |
| 99 | |
Cyril Hrubis | bbdb9f7 | 2016-03-16 15:53:57 +0100 | [diff] [blame] | 100 | #define SAFE_SETEGID(egid) \ |
| 101 | safe_setegid(__FILE__, __LINE__, NULL, (egid)) |
| 102 | |
| 103 | #define SAFE_SETEUID(euid) \ |
| 104 | safe_seteuid(__FILE__, __LINE__, NULL, (euid)) |
| 105 | |
| 106 | #define SAFE_SETGID(gid) \ |
| 107 | safe_setgid(__FILE__, __LINE__, NULL, (gid)) |
| 108 | |
| 109 | #define SAFE_SETUID(uid) \ |
| 110 | safe_setuid(__FILE__, __LINE__, NULL, (uid)) |
| 111 | |
| 112 | #define SAFE_GETRESUID(ruid, euid, suid) \ |
| 113 | safe_getresuid(__FILE__, __LINE__, NULL, (ruid), (euid), (suid)) |
| 114 | |
| 115 | #define SAFE_GETRESGID(rgid, egid, sgid) \ |
| 116 | safe_getresgid(__FILE__, __LINE__, NULL, (rgid), (egid), (sgid)) |
| 117 | |
Cyril Hrubis | 52006c9 | 2017-01-02 14:58:31 +0100 | [diff] [blame] | 118 | int safe_setpgid(const char *file, const int lineno, pid_t pid, pid_t pgid); |
Cyril Hrubis | d1ea830 | 2016-06-07 14:18:18 +0200 | [diff] [blame] | 119 | |
Cyril Hrubis | d1ea830 | 2016-06-07 14:18:18 +0200 | [diff] [blame] | 120 | #define SAFE_SETPGID(pid, pgid) \ |
| 121 | safe_setpgid(__FILE__, __LINE__, (pid), (pgid)); |
| 122 | |
Cyril Hrubis | 52006c9 | 2017-01-02 14:58:31 +0100 | [diff] [blame] | 123 | pid_t safe_getpgid(const char *file, const int lineno, pid_t pid); |
Stanislav Kholmanskikh | 3953c37 | 2016-08-04 17:16:30 +0300 | [diff] [blame] | 124 | |
Stanislav Kholmanskikh | 3953c37 | 2016-08-04 17:16:30 +0300 | [diff] [blame] | 125 | #define SAFE_GETPGID(pid) \ |
| 126 | safe_getpgid(__FILE__, __LINE__, (pid)) |
| 127 | |
Cyril Hrubis | bbdb9f7 | 2016-03-16 15:53:57 +0100 | [diff] [blame] | 128 | #define SAFE_UNLINK(pathname) \ |
| 129 | safe_unlink(__FILE__, __LINE__, NULL, (pathname)) |
| 130 | |
| 131 | #define SAFE_LINK(oldpath, newpath) \ |
| 132 | safe_link(__FILE__, __LINE__, NULL, (oldpath), (newpath)) |
| 133 | |
| 134 | #define SAFE_LINKAT(olddirfd, oldpath, newdirfd, newpath, flags) \ |
| 135 | safe_linkat(__FILE__, __LINE__, NULL, (olddirfd), (oldpath), \ |
| 136 | (newdirfd), (newpath), (flags)) |
| 137 | |
| 138 | #define SAFE_READLINK(path, buf, bufsize) \ |
| 139 | safe_readlink(__FILE__, __LINE__, NULL, (path), (buf), (bufsize)) |
| 140 | |
| 141 | #define SAFE_SYMLINK(oldpath, newpath) \ |
| 142 | safe_symlink(__FILE__, __LINE__, NULL, (oldpath), (newpath)) |
| 143 | |
| 144 | #define SAFE_WRITE(len_strict, fildes, buf, nbyte) \ |
| 145 | safe_write(__FILE__, __LINE__, NULL, (len_strict), (fildes), (buf), (nbyte)) |
| 146 | |
Cyril Hrubis | bbdb9f7 | 2016-03-16 15:53:57 +0100 | [diff] [blame] | 147 | #define SAFE_STRTOL(str, min, max) \ |
| 148 | safe_strtol(__FILE__, __LINE__, NULL, (str), (min), (max)) |
| 149 | |
| 150 | #define SAFE_STRTOUL(str, min, max) \ |
| 151 | safe_strtoul(__FILE__, __LINE__, NULL, (str), (min), (max)) |
| 152 | |
| 153 | #define SAFE_SYSCONF(name) \ |
| 154 | safe_sysconf(__FILE__, __LINE__, NULL, name) |
| 155 | |
| 156 | #define SAFE_CHMOD(path, mode) \ |
| 157 | safe_chmod(__FILE__, __LINE__, NULL, (path), (mode)) |
| 158 | |
| 159 | #define SAFE_FCHMOD(fd, mode) \ |
| 160 | safe_fchmod(__FILE__, __LINE__, NULL, (fd), (mode)) |
| 161 | |
| 162 | #define SAFE_CHOWN(path, owner, group) \ |
| 163 | safe_chown(__FILE__, __LINE__, NULL, (path), (owner), (group)) |
| 164 | |
| 165 | #define SAFE_FCHOWN(fd, owner, group) \ |
| 166 | safe_fchown(__FILE__, __LINE__, NULL, (fd), (owner), (group)) |
| 167 | |
| 168 | #define SAFE_WAIT(status) \ |
| 169 | safe_wait(__FILE__, __LINE__, NULL, (status)) |
| 170 | |
| 171 | #define SAFE_WAITPID(pid, status, opts) \ |
| 172 | safe_waitpid(__FILE__, __LINE__, NULL, (pid), (status), (opts)) |
| 173 | |
| 174 | #define SAFE_KILL(pid, sig) \ |
| 175 | safe_kill(__FILE__, __LINE__, NULL, (pid), (sig)) |
| 176 | |
| 177 | #define SAFE_MEMALIGN(alignment, size) \ |
| 178 | safe_memalign(__FILE__, __LINE__, NULL, (alignment), (size)) |
| 179 | |
| 180 | #define SAFE_MKFIFO(pathname, mode) \ |
| 181 | safe_mkfifo(__FILE__, __LINE__, NULL, (pathname), (mode)) |
| 182 | |
| 183 | #define SAFE_RENAME(oldpath, newpath) \ |
| 184 | safe_rename(__FILE__, __LINE__, NULL, (oldpath), (newpath)) |
| 185 | |
| 186 | #define SAFE_MOUNT(source, target, filesystemtype, \ |
| 187 | mountflags, data) \ |
| 188 | safe_mount(__FILE__, __LINE__, NULL, (source), (target), \ |
| 189 | (filesystemtype), (mountflags), (data)) |
| 190 | |
| 191 | #define SAFE_UMOUNT(target) \ |
| 192 | safe_umount(__FILE__, __LINE__, NULL, (target)) |
| 193 | |
| 194 | #define SAFE_OPENDIR(name) \ |
| 195 | safe_opendir(__FILE__, __LINE__, NULL, (name)) |
| 196 | |
| 197 | #define SAFE_CLOSEDIR(dirp) \ |
| 198 | safe_closedir(__FILE__, __LINE__, NULL, (dirp)) |
| 199 | |
| 200 | #define SAFE_READDIR(dirp) \ |
| 201 | safe_readdir(__FILE__, __LINE__, NULL, (dirp)) |
| 202 | |
| 203 | #define SAFE_IOCTL(fd, request, ...) \ |
| 204 | ({int ret = ioctl(fd, request, ##__VA_ARGS__); \ |
| 205 | ret < 0 ? \ |
| 206 | tst_brk(TBROK | TERRNO, \ |
| 207 | "ioctl(%i,%s,...) failed", fd, #request) \ |
| 208 | : ret;}) |
| 209 | |
| 210 | #define SAFE_FCNTL(fd, cmd, ...) \ |
| 211 | ({int ret = fcntl(fd, cmd, ##__VA_ARGS__); \ |
| 212 | ret == -1 ? \ |
| 213 | tst_brk(TBROK | TERRNO, \ |
| 214 | "fcntl(%i,%s,...) failed", fd, #cmd), 0 \ |
| 215 | : ret;}) |
| 216 | |
| 217 | /* |
| 218 | * following functions are inline because the behaviour may depend on |
| 219 | * -D_FILE_OFFSET_BITS=64 -DOFF_T=off64_t compile flags |
| 220 | */ |
| 221 | |
| 222 | static inline void *safe_mmap(const char *file, const int lineno, |
| 223 | void *addr, size_t length, |
| 224 | int prot, int flags, int fd, off_t offset) |
| 225 | { |
| 226 | void *rval; |
| 227 | |
| 228 | rval = mmap(addr, length, prot, flags, fd, offset); |
| 229 | if (rval == MAP_FAILED) { |
| 230 | tst_brk_(file, lineno, TBROK | TERRNO, |
| 231 | "mmap(%p,%zu,%d,%d,%d,%ld) failed", |
| 232 | addr, length, prot, flags, fd, (long) offset); |
| 233 | } |
| 234 | |
| 235 | return rval; |
| 236 | } |
| 237 | #define SAFE_MMAP(addr, length, prot, flags, fd, offset) \ |
| 238 | safe_mmap(__FILE__, __LINE__, (addr), (length), (prot), \ |
| 239 | (flags), (fd), (offset)) |
| 240 | |
| 241 | static inline int safe_ftruncate(const char *file, const int lineno, |
| 242 | int fd, off_t length) |
| 243 | { |
| 244 | int rval; |
| 245 | |
| 246 | rval = ftruncate(fd, length); |
| 247 | if (rval == -1) { |
| 248 | tst_brk_(file, lineno, TBROK | TERRNO, |
| 249 | "ftruncate(%d,%ld) failed", |
| 250 | fd, (long)length); |
| 251 | } |
| 252 | |
| 253 | return rval; |
| 254 | } |
| 255 | #define SAFE_FTRUNCATE(fd, length) \ |
| 256 | safe_ftruncate(__FILE__, __LINE__, (fd), (length)) |
| 257 | |
| 258 | static inline int safe_truncate(const char *file, const int lineno, |
| 259 | const char *path, off_t length) |
| 260 | { |
| 261 | int rval; |
| 262 | |
| 263 | rval = truncate(path, length); |
| 264 | if (rval == -1) { |
| 265 | tst_brk_(file, lineno, TBROK | TERRNO, |
| 266 | "truncate(%s,%ld) failed", |
| 267 | path, (long)length); |
| 268 | } |
| 269 | |
| 270 | return rval; |
| 271 | } |
| 272 | #define SAFE_TRUNCATE(path, length) \ |
| 273 | safe_truncate(__FILE__, __LINE__, (path), (length)) |
| 274 | |
| 275 | static inline int safe_stat(const char *file, const int lineno, |
| 276 | const char *path, struct stat *buf) |
| 277 | { |
| 278 | int rval; |
| 279 | |
| 280 | rval = stat(path, buf); |
| 281 | |
| 282 | if (rval == -1) { |
| 283 | tst_brk_(file, lineno, TBROK | TERRNO, |
| 284 | "stat(%s,%p) failed", path, buf); |
| 285 | } |
| 286 | |
| 287 | return rval; |
| 288 | } |
| 289 | #define SAFE_STAT(path, buf) \ |
| 290 | safe_stat(__FILE__, __LINE__, (path), (buf)) |
| 291 | |
| 292 | static inline int safe_fstat(const char *file, const int lineno, |
| 293 | int fd, struct stat *buf) |
| 294 | { |
| 295 | int rval; |
| 296 | |
| 297 | rval = fstat(fd, buf); |
| 298 | |
| 299 | if (rval == -1) { |
| 300 | tst_brk_(file, lineno, TBROK | TERRNO, |
| 301 | "fstat(%d,%p) failed", fd, buf); |
| 302 | } |
| 303 | |
| 304 | return rval; |
| 305 | } |
| 306 | #define SAFE_FSTAT(fd, buf) \ |
| 307 | safe_fstat(__FILE__, __LINE__, (fd), (buf)) |
| 308 | |
| 309 | static inline int safe_lstat(const char *file, const int lineno, |
| 310 | const char *path, struct stat *buf) |
| 311 | { |
| 312 | int rval; |
| 313 | |
| 314 | rval = lstat(path, buf); |
| 315 | |
| 316 | if (rval == -1) { |
| 317 | tst_brk_(file, lineno, TBROK | TERRNO, |
| 318 | "lstat(%s,%p) failed", path, buf); |
| 319 | } |
| 320 | |
| 321 | return rval; |
| 322 | } |
| 323 | #define SAFE_LSTAT(path, buf) \ |
| 324 | safe_lstat(__FILE__, __LINE__, (path), (buf)) |
| 325 | |
| 326 | static inline off_t safe_lseek(const char *file, const int lineno, |
| 327 | int fd, off_t offset, int whence) |
| 328 | { |
| 329 | off_t rval; |
| 330 | |
| 331 | rval = lseek(fd, offset, whence); |
| 332 | |
| 333 | if (rval == (off_t) -1) { |
| 334 | tst_brk_(file, lineno, TBROK | TERRNO, |
| 335 | "lseek(%d,%ld,%d) failed", |
| 336 | fd, (long)offset, whence); |
| 337 | } |
| 338 | |
| 339 | return rval; |
| 340 | } |
| 341 | #define SAFE_LSEEK(fd, offset, whence) \ |
| 342 | safe_lseek(__FILE__, __LINE__, (fd), (offset), (whence)) |
| 343 | |
| 344 | static inline int safe_getrlimit(const char *file, const int lineno, |
| 345 | int resource, struct rlimit *rlim) |
| 346 | { |
| 347 | int rval; |
| 348 | |
| 349 | rval = getrlimit(resource, rlim); |
| 350 | |
| 351 | if (rval == -1) { |
| 352 | tst_brk_(file, lineno, TBROK | TERRNO, |
| 353 | "getrlimit(%d,%p) failed", |
| 354 | resource, rlim); |
| 355 | } |
| 356 | |
| 357 | return rval; |
| 358 | } |
| 359 | #define SAFE_GETRLIMIT(resource, rlim) \ |
| 360 | safe_getrlimit(__FILE__, __LINE__, (resource), (rlim)) |
| 361 | |
| 362 | static inline int safe_setrlimit(const char *file, const int lineno, |
| 363 | int resource, const struct rlimit *rlim) |
| 364 | { |
| 365 | int rval; |
| 366 | |
| 367 | rval = setrlimit(resource, rlim); |
| 368 | |
| 369 | if (rval == -1) { |
| 370 | tst_brk_(file, lineno, TBROK | TERRNO, |
| 371 | "setrlimit(%d,%p) failed", |
| 372 | resource, rlim); |
| 373 | } |
| 374 | |
| 375 | return rval; |
| 376 | } |
| 377 | #define SAFE_SETRLIMIT(resource, rlim) \ |
| 378 | safe_setrlimit(__FILE__, __LINE__, (resource), (rlim)) |
| 379 | |
Jan Stancek | 12a5230 | 2016-05-12 10:52:07 +0200 | [diff] [blame] | 380 | typedef void (*sighandler_t)(int); |
| 381 | static inline sighandler_t safe_signal(const char *file, const int lineno, |
| 382 | int signum, sighandler_t handler) |
| 383 | { |
| 384 | sighandler_t rval; |
| 385 | |
| 386 | rval = signal(signum, handler); |
| 387 | |
| 388 | if (rval == SIG_ERR) { |
| 389 | tst_brk_(file, lineno, TBROK | TERRNO, |
| 390 | "signal(%d,%p) failed", |
| 391 | signum, handler); |
| 392 | } |
| 393 | |
| 394 | return rval; |
| 395 | } |
| 396 | |
| 397 | #define SAFE_SIGNAL(signum, handler) \ |
| 398 | safe_signal(__FILE__, __LINE__, (signum), (handler)) |
| 399 | |
Cyril Hrubis | 4b8dd42 | 2016-11-01 10:12:03 +0100 | [diff] [blame] | 400 | #define SAFE_EXECLP(file, arg, ...) do { \ |
| 401 | execlp((file), (arg), ##__VA_ARGS__); \ |
| 402 | tst_brk_(__FILE__, __LINE__, TBROK | TERRNO, \ |
| 403 | "execlp(%s, %s, ...) failed", file, arg); \ |
| 404 | } while (0) |
| 405 | |
Cyril Hrubis | af5a4b1 | 2016-11-07 13:05:00 +0100 | [diff] [blame] | 406 | int safe_getpriority(const char *file, const int lineno, int which, id_t who); |
| 407 | #define SAFE_GETPRIORITY(which, who) \ |
| 408 | safe_getpriority(__FILE__, __LINE__, (which), (who)) |
| 409 | |
Dejan Jovicevic | 1055281 | 2016-11-15 13:19:33 +0100 | [diff] [blame] | 410 | int safe_setxattr(const char *file, const int lineno, const char *path, |
| 411 | const char *name, const void *value, size_t size, int flags); |
| 412 | #define SAFE_SETXATTR(path, name, value, size, flags) \ |
| 413 | safe_setxattr(__FILE__, __LINE__, (path), (name), (value), (size), (flags)) |
| 414 | |
| 415 | int safe_lsetxattr(const char *file, const int lineno, const char *path, |
| 416 | const char *name, const void *value, size_t size, int flags); |
| 417 | #define SAFE_LSETXATTR(path, name, value, size, flags) \ |
| 418 | safe_lsetxattr(__FILE__, __LINE__, (path), (name), (value), (size), (flags)) |
| 419 | |
| 420 | int safe_fsetxattr(const char *file, const int lineno, int fd, const char *name, |
| 421 | const void *value, size_t size, int flags); |
| 422 | #define SAFE_FSETXATTR(fd, name, value, size, flags) \ |
| 423 | safe_fsetxattr(__FILE__, __LINE__, (fd), (name), (value), (size), (flags)) |
| 424 | |
Xiao Yang | c46e277 | 2017-03-02 18:37:35 +0800 | [diff] [blame] | 425 | int safe_removexattr(const char *file, const int lineno, const char *path, |
| 426 | const char *name); |
| 427 | #define SAFE_REMOVEXATTR(path, name) \ |
| 428 | safe_removexattr(__FILE__, __LINE__, (path), (name)) |
| 429 | |
Xiao Yang | 15d413e | 2017-04-13 10:31:12 +0800 | [diff] [blame^] | 430 | int safe_fsync(const char *file, const int lineno, int fd); |
| 431 | #define SAFE_FSYNC(fd) safe_fsync(__FILE__, __LINE__, (fd)) |
| 432 | |
Cyril Hrubis | bbdb9f7 | 2016-03-16 15:53:57 +0100 | [diff] [blame] | 433 | #endif /* SAFE_MACROS_H__ */ |