/* * lib/error.c Error Handling * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation version 2.1 * of the License. * * Copyright (c) 2008 Thomas Graf */ #include #include static const char *errmsg[NLE_MAX+1] = { [NLE_SUCCESS] = "Success", [NLE_FAILURE] = "Unspecific failure", [NLE_INTR] = "Interrupted system call", [NLE_BAD_SOCK] = "Bad socket", [NLE_AGAIN] = "Try again", [NLE_NOMEM] = "Out of memory", [NLE_EXIST] = "Object exists", [NLE_INVAL] = "Invalid input data or parameter", [NLE_RANGE] = "Input data out of range", [NLE_MSGSIZE] = "Message size not sufficient", [NLE_OPNOTSUPP] = "Operation not supported", [NLE_AF_NOSUPPORT] = "Address family not supported", [NLE_OBJ_NOTFOUND] = "Object not found", [NLE_NOATTR] = "Attribute not available", [NLE_MISSING_ATTR] = "Missing attribute", [NLE_AF_MISMATCH] = "Address family mismatch", [NLE_SEQ_MISMATCH] = "Message sequence number mismatch", [NLE_MSG_OVERFLOW] = "Kernel reported message overflow", [NLE_MSG_TRUNC] = "Kernel reported truncated message", [NLE_NOADDR] = "Invalid address for specified address family", [NLE_SRCRT_NOSUPPORT] = "Source based routing not supported", [NLE_MSG_TOOSHORT] = "Netlink message is too short", [NLE_MSGTYPE_NOSUPPORT] = "Netlink message type is not supported", [NLE_OBJ_MISMATCH] = "Object type does not match cache", [NLE_NOCACHE] = "Unknown or invalid cache type", [NLE_BUSY] = "Object busy", [NLE_PROTO_MISMATCH] = "Protocol mismatch", [NLE_NOACCESS] = "No Access", [NLE_PERM] = "Operation not permitted", }; /** * Return error message for an error code * @return error message */ const char *nl_geterror(int error) { error = abs(error); if (error > NLE_MAX) error = NLE_FAILURE; return errmsg[error]; } /** * Print a libnl error message * @arg s error message prefix * * Prints the error message of the call that failed last. * * If s is not NULL and *s is not a null byte the argument * string is printed, followed by a colon and a blank. Then * the error message and a new-line. */ void nl_perror(int error, const char *s) { if (s && *s) fprintf(stderr, "%s: %s\n", s, nl_geterror(error)); else fprintf(stderr, "%s\n", nl_geterror(error)); } int nl_syserr2nlerr(int error) { error = abs(error); switch (error) { case EBADF: return NLE_BAD_SOCK; case EADDRINUSE: return NLE_EXIST; case EEXIST: return NLE_EXIST; case EADDRNOTAVAIL: return NLE_NOADDR; case ENOENT: return NLE_OBJ_NOTFOUND; case EINTR: return NLE_INTR; case EAGAIN: return NLE_AGAIN; case ENOTSOCK: return NLE_BAD_SOCK; case ENOPROTOOPT: return NLE_INVAL; case EFAULT: return NLE_INVAL; case EACCES: return NLE_NOACCESS; case EINVAL: return NLE_INVAL; case ENOBUFS: return NLE_NOMEM; case ENOMEM: return NLE_NOMEM; case EAFNOSUPPORT: return NLE_AF_NOSUPPORT; case EPROTONOSUPPORT: return NLE_PROTO_MISMATCH; case EOPNOTSUPP: return NLE_OPNOTSUPP; case EPERM: return NLE_PERM; case EBUSY: return NLE_BUSY; default: return NLE_FAILURE; } } /** @} */ f='#n5'>5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414