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> |
Garrett Cooper | dd3f47e | 2010-12-20 05:40:52 -0800 | [diff] [blame] | 3 | #include <sys/stat.h> |
| 4 | #include <fcntl.h> |
| 5 | #include <libgen.h> |
Garrett Cooper | ca43592 | 2010-12-20 12:26:32 -0800 | [diff] [blame^] | 6 | #include <pwd.h> |
Garrett Cooper | dd3f47e | 2010-12-20 05:40:52 -0800 | [diff] [blame] | 7 | #include <stdarg.h> |
Garrett Cooper | ca43592 | 2010-12-20 12:26:32 -0800 | [diff] [blame^] | 8 | #include <stdlib.h> |
Garrett Cooper | dd3f47e | 2010-12-20 05:40:52 -0800 | [diff] [blame] | 9 | #include <unistd.h> |
| 10 | #include "test.h" |
Garrett Cooper | ca43592 | 2010-12-20 12:26:32 -0800 | [diff] [blame^] | 11 | #include "safe_macros.h" |
Garrett Cooper | dd3f47e | 2010-12-20 05:40:52 -0800 | [diff] [blame] | 12 | |
| 13 | char * |
| 14 | safe_basename(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 15 | char *path) |
| 16 | { |
| 17 | char *rval; |
| 18 | |
| 19 | rval = basename(path); |
| 20 | if (rval == NULL) |
| 21 | tst_brkm(TBROK|TERRNO, cleanup_fn, "basename failed at %s:%d", |
| 22 | file, lineno); |
| 23 | |
| 24 | return (rval); |
| 25 | } |
| 26 | |
| 27 | int |
| 28 | safe_close(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 29 | int fildes) |
| 30 | { |
| 31 | int rval; |
| 32 | |
| 33 | rval = close(fildes); |
| 34 | if (rval == -1) |
| 35 | tst_brkm(TBROK|TERRNO, cleanup_fn, "close failed at %s:%d", |
| 36 | file, lineno); |
| 37 | |
| 38 | return (rval); |
| 39 | } |
| 40 | |
| 41 | int |
| 42 | safe_creat(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 43 | char *pathname, mode_t mode) |
| 44 | { |
| 45 | int rval; |
| 46 | |
| 47 | rval = creat(pathname, mode); |
| 48 | if (rval == -1) |
| 49 | tst_brkm(TBROK|TERRNO, cleanup_fn, "pipe failed at %s:%d", |
| 50 | file, lineno); |
| 51 | |
| 52 | return (rval); |
| 53 | } |
| 54 | |
| 55 | char * |
| 56 | safe_dirname(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 57 | char *path) |
| 58 | { |
| 59 | char *rval; |
| 60 | |
| 61 | rval = dirname(path); |
| 62 | if (rval == NULL) |
| 63 | tst_brkm(TBROK|TERRNO, cleanup_fn, "dirname failed at %s:%d", |
| 64 | file, lineno); |
| 65 | |
| 66 | return (rval); |
| 67 | } |
| 68 | |
Garrett Cooper | ca43592 | 2010-12-20 12:26:32 -0800 | [diff] [blame^] | 69 | char * |
| 70 | safe_getcwd(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 71 | char *buf, size_t size) |
| 72 | { |
| 73 | char *rval; |
| 74 | |
| 75 | rval = getcwd(buf, size); |
| 76 | if (rval == NULL) |
| 77 | tst_brkm(TBROK|TERRNO, cleanup_fn, "getcwd failed at %s:%d", |
| 78 | file, lineno); |
| 79 | |
| 80 | return (rval); |
| 81 | } |
| 82 | |
| 83 | struct passwd* |
| 84 | safe_getpwnam(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 85 | const char *name) |
| 86 | { |
| 87 | struct passwd *rval; |
| 88 | |
| 89 | rval = getpwnam(name); |
| 90 | if (rval == NULL) |
| 91 | tst_brkm(TBROK|TERRNO, cleanup_fn, "getpwnam failed at %s:%d", |
| 92 | file, lineno); |
| 93 | |
| 94 | return (rval); |
| 95 | } |
| 96 | |
| 97 | void* |
| 98 | safe_malloc(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 99 | size_t size) |
| 100 | { |
| 101 | void *rval; |
| 102 | |
| 103 | rval = malloc(size); |
| 104 | if (rval == NULL) |
| 105 | tst_brkm(TBROK|TERRNO, cleanup_fn, "malloc failed at %s:%d", |
| 106 | file, lineno); |
| 107 | |
| 108 | return (rval); |
| 109 | } |
| 110 | |
| 111 | void* |
| 112 | safe_mmap(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 113 | void *addr, size_t length, int prot, int flags, int fd, off_t offset) |
| 114 | { |
| 115 | void *rval; |
| 116 | |
| 117 | rval = mmap(addr, length, prot, flags, fd, offset); |
| 118 | if (rval == MAP_FAILED) |
| 119 | tst_brkm(TBROK|TERRNO, cleanup_fn, "mmap failed at %s:%d", |
| 120 | file, lineno); |
| 121 | |
| 122 | return (rval); |
| 123 | } |
| 124 | |
| 125 | int |
| 126 | safe_munmap(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 127 | void *addr, size_t length) |
| 128 | { |
| 129 | int rval; |
| 130 | |
| 131 | rval = munmap(addr, length); |
| 132 | if (rval == -1) |
| 133 | tst_brkm(TBROK|TERRNO, cleanup_fn, "munmap failed at %s:%d", |
| 134 | file, lineno); |
| 135 | |
| 136 | return (rval); |
| 137 | } |
| 138 | |
Garrett Cooper | dd3f47e | 2010-12-20 05:40:52 -0800 | [diff] [blame] | 139 | int |
| 140 | safe_open(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 141 | const char *pathname, int oflags, ...) |
| 142 | { |
| 143 | va_list ap; |
| 144 | int rval; |
| 145 | mode_t mode; |
| 146 | |
| 147 | va_start(ap, oflags); |
| 148 | mode = va_arg(ap, mode_t); |
| 149 | va_end(ap); |
| 150 | |
| 151 | rval = open(pathname, oflags, mode); |
| 152 | if (rval == -1) |
| 153 | tst_brkm(TBROK|TERRNO, cleanup_fn, "open failed at %s:%d", |
| 154 | file, lineno); |
| 155 | |
| 156 | return (rval); |
| 157 | } |
| 158 | |
| 159 | int |
| 160 | safe_pipe(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 161 | int fildes[2]) |
| 162 | { |
| 163 | int rval; |
| 164 | |
| 165 | rval = pipe(fildes); |
| 166 | if (rval == -1) |
| 167 | tst_brkm(TBROK|TERRNO, cleanup_fn, "pipe failed at %s:%d", |
| 168 | file, lineno); |
| 169 | |
| 170 | return (rval); |
| 171 | } |
| 172 | |
| 173 | ssize_t |
| 174 | safe_read(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 175 | char len_strict, int fildes, void *buf, size_t nbyte) |
| 176 | { |
| 177 | ssize_t rval; |
| 178 | |
| 179 | rval = read(fildes, buf, nbyte); |
| 180 | if ((len_strict == 0 && rval == -1) || rval != nbyte) |
| 181 | tst_brkm(TBROK|TERRNO, cleanup_fn, "read failed at %s:%d", |
| 182 | file, lineno); |
| 183 | |
| 184 | return (rval); |
| 185 | } |
| 186 | |
| 187 | int |
Garrett Cooper | ca43592 | 2010-12-20 12:26:32 -0800 | [diff] [blame^] | 188 | safe_setgid(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 189 | gid_t gid) |
| 190 | { |
| 191 | int rval; |
| 192 | |
| 193 | rval = setgid(gid); |
| 194 | if (rval == -1) |
| 195 | tst_brkm(TBROK|TERRNO, cleanup_fn, "setgid failed at %s:%d", |
| 196 | file, lineno); |
| 197 | |
| 198 | return (rval); |
| 199 | } |
| 200 | |
| 201 | int |
| 202 | safe_setuid(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 203 | uid_t uid) |
| 204 | { |
| 205 | int rval; |
| 206 | |
| 207 | rval = setuid(uid); |
| 208 | if (rval == -1) |
| 209 | tst_brkm(TBROK|TERRNO, cleanup_fn, "setuid failed at %s:%d", |
| 210 | file, lineno); |
| 211 | |
| 212 | return (rval); |
| 213 | } |
| 214 | |
| 215 | int |
Garrett Cooper | dd3f47e | 2010-12-20 05:40:52 -0800 | [diff] [blame] | 216 | safe_unlink(const char *file, const int lineno, void (*cleanup_fn)(void), |
| 217 | const char *pathname) |
| 218 | { |
| 219 | int rval; |
| 220 | |
| 221 | rval = unlink(pathname); |
| 222 | if (rval == -1) |
| 223 | tst_brkm(TBROK|TERRNO, cleanup_fn, "unlink failed at %s:%d", |
| 224 | file, lineno); |
| 225 | |
| 226 | return (rval); |
| 227 | } |
| 228 | |
| 229 | ssize_t |
| 230 | safe_write(const char *file, const int lineno, void (cleanup_fn)(void), |
| 231 | char len_strict, int fildes, const void *buf, size_t nbyte) |
| 232 | { |
| 233 | ssize_t rval; |
| 234 | |
| 235 | rval = write(fildes, buf, nbyte); |
| 236 | if ((len_strict == 0 && rval == -1) || rval != nbyte) |
| 237 | tst_brkm(TBROK|TERRNO, cleanup_fn, "write failed at %s:%d", |
| 238 | file, lineno); |
| 239 | |
| 240 | return (rval); |
| 241 | } |