Garrett Cooper | dd3f47e | 2010-12-20 05:40:52 -0800 | [diff] [blame] | 1 | #include <sys/types.h> |
Garrett Cooper | ca43592 | 2010-12-20 12:26:32 -0800 | [diff] [blame] | 2 | #include <sys/mman.h> |
Caspar Zhang | 817c782 | 2011-06-30 01:50:33 +0800 | [diff] [blame^] | 3 | #include <sys/resource.h> |
Garrett Cooper | dd3f47e | 2010-12-20 05:40:52 -0800 | [diff] [blame] | 4 | #include <sys/stat.h> |
| 5 | #include <fcntl.h> |
| 6 | #include <libgen.h> |
Garrett Cooper | ca43592 | 2010-12-20 12:26:32 -0800 | [diff] [blame] | 7 | #include <pwd.h> |
Garrett Cooper | dd3f47e | 2010-12-20 05:40:52 -0800 | [diff] [blame] | 8 | #include <stdarg.h> |
Garrett Cooper | ca43592 | 2010-12-20 12:26:32 -0800 | [diff] [blame] | 9 | #include <stdlib.h> |
Garrett Cooper | dd3f47e | 2010-12-20 05:40:52 -0800 | [diff] [blame] | 10 | #include <unistd.h> |
| 11 | #include "test.h" |
Garrett Cooper | ca43592 | 2010-12-20 12:26:32 -0800 | [diff] [blame] | 12 | #include "safe_macros.h" |
Garrett Cooper | dd3f47e | 2010-12-20 05:40:52 -0800 | [diff] [blame] | 13 | |
| 14 | char * |
| 15 | safe_basename(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 16 | char *path) |
| 17 | { |
| 18 | char *rval; |
| 19 | |
| 20 | rval = basename(path); |
| 21 | if (rval == NULL) |
| 22 | tst_brkm(TBROK|TERRNO, cleanup_fn, "basename failed at %s:%d", |
| 23 | file, lineno); |
| 24 | |
| 25 | return (rval); |
| 26 | } |
| 27 | |
| 28 | int |
Garrett Cooper | 4a3c658 | 2010-12-21 07:07:01 -0800 | [diff] [blame] | 29 | safe_chdir(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 30 | const char *path) |
| 31 | { |
| 32 | int rval; |
| 33 | |
| 34 | rval = chdir(path); |
| 35 | if (rval == -1) |
| 36 | tst_brkm(TBROK|TERRNO, cleanup_fn, "chdir failed at %s:%d", |
| 37 | file, lineno); |
| 38 | |
| 39 | return (rval); |
| 40 | } |
| 41 | |
| 42 | int |
Garrett Cooper | dd3f47e | 2010-12-20 05:40:52 -0800 | [diff] [blame] | 43 | safe_close(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 44 | int fildes) |
| 45 | { |
| 46 | int rval; |
| 47 | |
| 48 | rval = close(fildes); |
| 49 | if (rval == -1) |
| 50 | tst_brkm(TBROK|TERRNO, cleanup_fn, "close failed at %s:%d", |
| 51 | file, lineno); |
| 52 | |
| 53 | return (rval); |
| 54 | } |
| 55 | |
| 56 | int |
| 57 | safe_creat(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 58 | char *pathname, mode_t mode) |
| 59 | { |
| 60 | int rval; |
| 61 | |
| 62 | rval = creat(pathname, mode); |
| 63 | if (rval == -1) |
| 64 | tst_brkm(TBROK|TERRNO, cleanup_fn, "pipe failed at %s:%d", |
| 65 | file, lineno); |
| 66 | |
| 67 | return (rval); |
| 68 | } |
| 69 | |
| 70 | char * |
| 71 | safe_dirname(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 72 | char *path) |
| 73 | { |
| 74 | char *rval; |
| 75 | |
| 76 | rval = dirname(path); |
| 77 | if (rval == NULL) |
| 78 | tst_brkm(TBROK|TERRNO, cleanup_fn, "dirname failed at %s:%d", |
| 79 | file, lineno); |
| 80 | |
| 81 | return (rval); |
| 82 | } |
| 83 | |
Garrett Cooper | ca43592 | 2010-12-20 12:26:32 -0800 | [diff] [blame] | 84 | char * |
| 85 | safe_getcwd(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 86 | char *buf, size_t size) |
| 87 | { |
| 88 | char *rval; |
| 89 | |
| 90 | rval = getcwd(buf, size); |
| 91 | if (rval == NULL) |
| 92 | tst_brkm(TBROK|TERRNO, cleanup_fn, "getcwd failed at %s:%d", |
| 93 | file, lineno); |
| 94 | |
| 95 | return (rval); |
| 96 | } |
| 97 | |
| 98 | struct passwd* |
| 99 | safe_getpwnam(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 100 | const char *name) |
| 101 | { |
| 102 | struct passwd *rval; |
| 103 | |
| 104 | rval = getpwnam(name); |
| 105 | if (rval == NULL) |
| 106 | tst_brkm(TBROK|TERRNO, cleanup_fn, "getpwnam failed at %s:%d", |
| 107 | file, lineno); |
| 108 | |
| 109 | return (rval); |
| 110 | } |
| 111 | |
Caspar Zhang | 817c782 | 2011-06-30 01:50:33 +0800 | [diff] [blame^] | 112 | int |
| 113 | safe_getrusage(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 114 | int who, struct rusage *usage) |
| 115 | { |
| 116 | int rval; |
| 117 | |
| 118 | rval = getrusage(who, usage); |
| 119 | if (rval == -1) |
| 120 | tst_brkm(TBROK|TERRNO, cleanup_fn, "getrusage failed at %s:%d", |
| 121 | file, lineno); |
| 122 | |
| 123 | return rval; |
| 124 | } |
| 125 | |
Garrett Cooper | ca43592 | 2010-12-20 12:26:32 -0800 | [diff] [blame] | 126 | void* |
| 127 | safe_malloc(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 128 | size_t size) |
| 129 | { |
| 130 | void *rval; |
| 131 | |
| 132 | rval = malloc(size); |
| 133 | if (rval == NULL) |
| 134 | tst_brkm(TBROK|TERRNO, cleanup_fn, "malloc failed at %s:%d", |
| 135 | file, lineno); |
| 136 | |
| 137 | return (rval); |
| 138 | } |
| 139 | |
Garrett Cooper | 4a3c658 | 2010-12-21 07:07:01 -0800 | [diff] [blame] | 140 | int |
| 141 | safe_mkdir(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 142 | const char *pathname, mode_t mode) |
| 143 | { |
| 144 | int rval; |
| 145 | |
| 146 | rval = mkdir(pathname, mode); |
| 147 | if (rval == -1) |
| 148 | tst_brkm(TBROK|TERRNO, cleanup_fn, "mkdir failed at %s:%d", |
| 149 | file, lineno); |
| 150 | |
| 151 | return (rval); |
| 152 | } |
| 153 | |
Garrett Cooper | ca43592 | 2010-12-20 12:26:32 -0800 | [diff] [blame] | 154 | void* |
| 155 | safe_mmap(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 156 | void *addr, size_t length, int prot, int flags, int fd, off_t offset) |
| 157 | { |
| 158 | void *rval; |
| 159 | |
| 160 | rval = mmap(addr, length, prot, flags, fd, offset); |
| 161 | if (rval == MAP_FAILED) |
| 162 | tst_brkm(TBROK|TERRNO, cleanup_fn, "mmap failed at %s:%d", |
| 163 | file, lineno); |
| 164 | |
| 165 | return (rval); |
| 166 | } |
| 167 | |
| 168 | int |
| 169 | safe_munmap(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 170 | void *addr, size_t length) |
| 171 | { |
| 172 | int rval; |
| 173 | |
| 174 | rval = munmap(addr, length); |
| 175 | if (rval == -1) |
| 176 | tst_brkm(TBROK|TERRNO, cleanup_fn, "munmap failed at %s:%d", |
| 177 | file, lineno); |
| 178 | |
| 179 | return (rval); |
| 180 | } |
| 181 | |
Garrett Cooper | dd3f47e | 2010-12-20 05:40:52 -0800 | [diff] [blame] | 182 | int |
| 183 | safe_open(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 184 | const char *pathname, int oflags, ...) |
| 185 | { |
| 186 | va_list ap; |
| 187 | int rval; |
| 188 | mode_t mode; |
| 189 | |
| 190 | va_start(ap, oflags); |
| 191 | mode = va_arg(ap, mode_t); |
| 192 | va_end(ap); |
| 193 | |
| 194 | rval = open(pathname, oflags, mode); |
| 195 | if (rval == -1) |
| 196 | tst_brkm(TBROK|TERRNO, cleanup_fn, "open failed at %s:%d", |
| 197 | file, lineno); |
| 198 | |
| 199 | return (rval); |
| 200 | } |
| 201 | |
| 202 | int |
| 203 | safe_pipe(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 204 | int fildes[2]) |
| 205 | { |
| 206 | int rval; |
| 207 | |
| 208 | rval = pipe(fildes); |
| 209 | if (rval == -1) |
| 210 | tst_brkm(TBROK|TERRNO, cleanup_fn, "pipe failed at %s:%d", |
| 211 | file, lineno); |
| 212 | |
| 213 | return (rval); |
| 214 | } |
| 215 | |
| 216 | ssize_t |
| 217 | safe_read(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 218 | char len_strict, int fildes, void *buf, size_t nbyte) |
| 219 | { |
| 220 | ssize_t rval; |
| 221 | |
| 222 | rval = read(fildes, buf, nbyte); |
| 223 | if ((len_strict == 0 && rval == -1) || rval != nbyte) |
| 224 | tst_brkm(TBROK|TERRNO, cleanup_fn, "read failed at %s:%d", |
| 225 | file, lineno); |
| 226 | |
| 227 | return (rval); |
| 228 | } |
| 229 | |
Garrett Cooper | 400c836 | 2010-12-20 20:02:01 -0800 | [diff] [blame] | 230 | int |
| 231 | safe_setegid(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 232 | gid_t egid) |
| 233 | { |
| 234 | int rval; |
| 235 | |
| 236 | rval = setegid(egid); |
| 237 | if (rval == -1) |
| 238 | tst_brkm(TBROK|TERRNO, cleanup_fn, "setegid failed at %s:%d", |
| 239 | file, lineno); |
| 240 | |
| 241 | return (rval); |
| 242 | } |
| 243 | |
| 244 | int |
| 245 | safe_seteuid(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 246 | uid_t euid) |
| 247 | { |
| 248 | int rval; |
| 249 | |
| 250 | rval = seteuid(euid); |
| 251 | if (rval == -1) |
| 252 | tst_brkm(TBROK|TERRNO, cleanup_fn, "seteuid failed at %s:%d", |
| 253 | file, lineno); |
| 254 | |
| 255 | return (rval); |
| 256 | } |
| 257 | |
Garrett Cooper | dd3f47e | 2010-12-20 05:40:52 -0800 | [diff] [blame] | 258 | int |
Garrett Cooper | ca43592 | 2010-12-20 12:26:32 -0800 | [diff] [blame] | 259 | safe_setgid(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 260 | gid_t gid) |
| 261 | { |
| 262 | int rval; |
| 263 | |
| 264 | rval = setgid(gid); |
| 265 | if (rval == -1) |
| 266 | tst_brkm(TBROK|TERRNO, cleanup_fn, "setgid failed at %s:%d", |
| 267 | file, lineno); |
| 268 | |
| 269 | return (rval); |
| 270 | } |
| 271 | |
| 272 | int |
| 273 | safe_setuid(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 274 | uid_t uid) |
| 275 | { |
| 276 | int rval; |
| 277 | |
| 278 | rval = setuid(uid); |
| 279 | if (rval == -1) |
| 280 | tst_brkm(TBROK|TERRNO, cleanup_fn, "setuid failed at %s:%d", |
| 281 | file, lineno); |
| 282 | |
| 283 | return (rval); |
| 284 | } |
| 285 | |
| 286 | int |
Garrett Cooper | dd3f47e | 2010-12-20 05:40:52 -0800 | [diff] [blame] | 287 | safe_unlink(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 288 | const char *pathname) |
| 289 | { |
| 290 | int rval; |
| 291 | |
| 292 | rval = unlink(pathname); |
| 293 | if (rval == -1) |
| 294 | tst_brkm(TBROK|TERRNO, cleanup_fn, "unlink failed at %s:%d", |
| 295 | file, lineno); |
| 296 | |
| 297 | return (rval); |
| 298 | } |
| 299 | |
| 300 | ssize_t |
| 301 | safe_write(const char *file, const int lineno, void (cleanup_fn)(void), |
| 302 | char len_strict, int fildes, const void *buf, size_t nbyte) |
| 303 | { |
| 304 | ssize_t rval; |
| 305 | |
| 306 | rval = write(fildes, buf, nbyte); |
| 307 | if ((len_strict == 0 && rval == -1) || rval != nbyte) |
| 308 | tst_brkm(TBROK|TERRNO, cleanup_fn, "write failed at %s:%d", |
| 309 | file, lineno); |
| 310 | |
| 311 | return (rval); |
| 312 | } |