| 1 | /* |
| 2 | * Copyright (c) 2001-2002 International Business Machines Corp. |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * This software has been released under the terms of the IBM Public |
| 6 | * License. For details, see the LICENSE file in the top-level source |
| 7 | * directory or online at http://www.openafs.org/dl/license10.html |
| 8 | * |
| 9 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 10 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 11 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 12 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR |
| 13 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 14 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 15 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 16 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| 17 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| 18 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 19 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 20 | */ |
| 21 | |
| 22 | #include <afs/param.h> |
| 23 | #include <afs/com_err.h> |
| 24 | #include <errno.h> |
| 25 | |
| 26 | #include "Internal.h" |
| 27 | #include "org_openafs_jafs_File.h" |
| 28 | |
| 29 | #include <sys/stat.h> |
| 30 | #include <fcntl.h> |
| 31 | #include <jni.h> |
| 32 | #include <pthread.h> |
| 33 | /*#include <afs/afs_usrops.h>*/ |
| 34 | #include <afs/prs_fs.h> |
| 35 | #include <sys/time.h> |
| 36 | #include <unistd.h> |
| 37 | |
| 38 | /* Access Rights */ |
| 39 | #define UAFS_READ 1 |
| 40 | #define UAFS_WRITE 2 |
| 41 | #define UAFS_INSERT 4 |
| 42 | #define UAFS_LOOKUP 8 |
| 43 | #define UAFS_DELETE 16 |
| 44 | #define UAFS_LOCK 32 |
| 45 | #define UAFS_ADMIN 64 |
| 46 | |
| 47 | #ifdef DMALLOC |
| 48 | #include "dmalloc.h" |
| 49 | #endif |
| 50 | |
| 51 | void setFileNotExistsAttributes(JNIEnv *env, jobject *obj); |
| 52 | |
| 53 | typedef struct { |
| 54 | char *fileName; |
| 55 | void *next; |
| 56 | } FileNameNode; |
| 57 | |
| 58 | /*static char compile_date[] = COMPILE_DATE;*/ |
| 59 | |
| 60 | int sub_time(struct timeval *tv1, struct timeval *tv2) |
| 61 | { |
| 62 | if (tv2->tv_usec > tv1->tv_usec) { |
| 63 | tv1->tv_usec += 1000000; |
| 64 | tv1->tv_usec -= 1; |
| 65 | } |
| 66 | |
| 67 | tv1->tv_usec -= tv2->tv_usec; |
| 68 | tv1->tv_sec -= tv2->tv_sec; |
| 69 | } |
| 70 | |
| 71 | /** |
| 72 | * Sets dirName to the absolute path according to the path field |
| 73 | * within the Java File object (obj). |
| 74 | * |
| 75 | * env the Java environment |
| 76 | * obj the current Java object |
| 77 | */ |
| 78 | char* getAbsolutePath(JNIEnv *env, jobject *obj, char *dirName) |
| 79 | { |
| 80 | jclass thisClass; |
| 81 | jstring jDirName; |
| 82 | jmethodID getAbsolutePathID; |
| 83 | const char *auxDirName; |
| 84 | jfieldID fid; |
| 85 | |
| 86 | thisClass = (*env)->GetObjectClass(env, *obj); |
| 87 | if(thisClass == NULL) { |
| 88 | fprintf(stderr, "File::getAbsolutePath(): GetObjectClass failed\n"); |
| 89 | return NULL; |
| 90 | } |
| 91 | fid = (*env)->GetFieldID(env, thisClass, "path", "Ljava/lang/String;"); |
| 92 | if (fid == 0) { |
| 93 | fprintf(stderr, "File::getAbsolutePath(): GetFieldID (path) failed\n"); |
| 94 | return NULL; |
| 95 | } |
| 96 | jDirName = (*env)->GetObjectField(env, *obj, fid); |
| 97 | |
| 98 | if(jDirName == NULL) { |
| 99 | fprintf(stderr, "File::getAbsolutePath(): failed to get file name\n"); |
| 100 | return NULL; |
| 101 | } |
| 102 | auxDirName = (*env) -> GetStringUTFChars(env, jDirName, 0); |
| 103 | strcpy(dirName, auxDirName); |
| 104 | (*env) -> ReleaseStringUTFChars(env, jDirName, auxDirName); |
| 105 | } |
| 106 | |
| 107 | /** |
| 108 | * Performs a file stat on the actual AFS file and populates |
| 109 | * the Java object's respective field members with the appropriate values. |
| 110 | * method will, if authorized, perform a stat on the |
| 111 | * actual AFS file and update its respective field members; defining |
| 112 | * this file object's attributes. |
| 113 | * |
| 114 | * env the Java environment |
| 115 | * obj the current Java object |
| 116 | * |
| 117 | * return true if and only if the current user is allowed to stat the file; |
| 118 | * false otherwise. |
| 119 | * |
| 120 | * throws AFSException |
| 121 | */ |
| 122 | JNIEXPORT jboolean JNICALL Java_org_openafs_jafs_File_setAttributes |
| 123 | (JNIEnv *env, jobject obj) |
| 124 | { |
| 125 | char target[FILENAME_MAX+1]; |
| 126 | char dirName[FILENAME_MAX]; |
| 127 | jclass thisClass; |
| 128 | jfieldID fid; |
| 129 | struct stat st; |
| 130 | int rc, fd; |
| 131 | int mtpoint = 0; |
| 132 | jboolean islink = JNI_FALSE; |
| 133 | int i; |
| 134 | struct timeval tv0, tv1; |
| 135 | |
| 136 | /*memset(target, 0, FILENAME_MAX);*/ |
| 137 | |
| 138 | *dirName = '\0'; |
| 139 | getAbsolutePath(env, &obj, dirName); |
| 140 | |
| 141 | /*fprintf(stderr, "dirName=%s\n", dirName);*/ |
| 142 | |
| 143 | if(*dirName == '\0') { |
| 144 | fprintf(stderr, "File::setAttributes(): failed to get dirName\n"); |
| 145 | return JNI_FALSE; |
| 146 | } |
| 147 | |
| 148 | thisClass = (*env) -> GetObjectClass(env, obj); |
| 149 | if(thisClass == NULL) { |
| 150 | fprintf(stderr, "File::setAttributes(): GetObjectClass failed\n"); |
| 151 | return JNI_FALSE; |
| 152 | } |
| 153 | |
| 154 | gettimeofday(&tv0, NULL); |
| 155 | if ((strcmp(dirName, "/afs") == 0) || (strcmp(dirName, "/afs/") == 0)) { |
| 156 | rc = 1; /* special case for /afs since statmountpoint fails on it */ |
| 157 | } else { |
| 158 | rc = uafs_statmountpoint(dirName); |
| 159 | gettimeofday(&tv1, NULL); |
| 160 | sub_time(&tv1, &tv0); |
| 161 | /*printf("%s: statmountpoint %d.%06d\n", dirName, tv1.tv_sec, tv1.tv_usec);*/ |
| 162 | } |
| 163 | |
| 164 | if(rc < 0) { |
| 165 | setError(env, &obj, errno); |
| 166 | if(errno == ENOENT) { |
| 167 | setFileNotExistsAttributes(env, &obj); |
| 168 | return JNI_TRUE; /* not really an error */ |
| 169 | } else { |
| 170 | fprintf(stderr, "File::setAttributes(): uafs_statmountpoint failed " |
| 171 | "for %s (%s)\n", dirName, afs_error_message(errno)); |
| 172 | return JNI_FALSE; |
| 173 | } |
| 174 | } |
| 175 | |
| 176 | if (rc == 1) { |
| 177 | /* this is an AFS mount point; we don't want to stat it */ |
| 178 | /* fake up a stat entry instead */ |
| 179 | mtpoint = 1; |
| 180 | st.st_mtime = 0; |
| 181 | st.st_size = 2048; |
| 182 | st.st_mode = 0; /* don't match anything */ |
| 183 | } else { |
| 184 | mtpoint = 0; |
| 185 | fid = (*env)->GetFieldID(env, thisClass, "isLink", "Z"); |
| 186 | if (fid == 0) { |
| 187 | fprintf(stderr, "File::setAttributes(): GetFieldID (isLink) failed\n"); |
| 188 | setError(env, &obj, -1); |
| 189 | return JNI_FALSE; |
| 190 | } |
| 191 | islink = (*env)->GetBooleanField(env, obj, fid); |
| 192 | if (islink != JNI_TRUE) { |
| 193 | rc = uafs_lstat(dirName, &st); |
| 194 | } else { |
| 195 | /* Here we are being called on a link object for the second time, |
| 196 | so we want info on the object pointed to by the link. */ |
| 197 | fprintf(stderr, "islink = TRUE on file %s\n", dirName); |
| 198 | rc = uafs_stat(dirName, &st); |
| 199 | } |
| 200 | |
| 201 | if(rc < 0) { |
| 202 | setError(env, &obj, errno); |
| 203 | fprintf(stderr, "uafs_lstat failed for dir %s: error %d\n", |
| 204 | dirName, errno); |
| 205 | if(errno == ENOENT) { |
| 206 | setFileNotExistsAttributes(env, &obj); |
| 207 | return JNI_TRUE; |
| 208 | } |
| 209 | fprintf(stderr, |
| 210 | "File::setAttributes(): uafs_stat failed for %s (%s)\n", |
| 211 | dirName, afs_error_message(errno)); |
| 212 | return JNI_FALSE; |
| 213 | } |
| 214 | } |
| 215 | |
| 216 | fid = (*env)->GetFieldID(env, thisClass, "exists", "Z"); |
| 217 | if (fid == 0) { |
| 218 | fprintf(stderr, |
| 219 | "File::setAttributes(): GetFieldID (exists) failed\n"); |
| 220 | setError(env, &obj, -1); |
| 221 | return JNI_FALSE; |
| 222 | } |
| 223 | (*env)->SetBooleanField(env, obj, fid, JNI_TRUE); |
| 224 | |
| 225 | fid = (*env)->GetFieldID(env, thisClass, "isDirectory", "Z"); |
| 226 | if (fid == 0) { |
| 227 | fprintf(stderr, |
| 228 | "File::setAttributes(): GetFieldID (isDirectory) failed\n"); |
| 229 | setError(env, &obj, -1); |
| 230 | return JNI_FALSE; |
| 231 | } |
| 232 | if ((st.st_mode & S_IFMT) == S_IFDIR && !mtpoint) { |
| 233 | (*env)->SetBooleanField(env, obj, fid, JNI_TRUE); |
| 234 | } else { |
| 235 | (*env)->SetBooleanField(env, obj, fid, JNI_FALSE); |
| 236 | } |
| 237 | |
| 238 | fid = (*env)->GetFieldID(env, thisClass, "isFile", "Z"); |
| 239 | if (fid == 0) { |
| 240 | fprintf(stderr, |
| 241 | "File::setAttributes(): GetFieldID (isFile) failed\n"); |
| 242 | setError(env, &obj, -1); |
| 243 | return JNI_FALSE; |
| 244 | } |
| 245 | if ((st.st_mode & S_IFMT) == S_IFREG) { |
| 246 | (*env)->SetBooleanField(env, obj, fid, JNI_TRUE); |
| 247 | } else { |
| 248 | (*env)->SetBooleanField(env, obj, fid, JNI_FALSE); |
| 249 | } |
| 250 | |
| 251 | fid = (*env)->GetFieldID(env, thisClass, "isLink", "Z"); |
| 252 | if (fid == 0) { |
| 253 | fprintf(stderr, |
| 254 | "File::setAttributes(): GetFieldID (isLink) failed\n"); |
| 255 | setError(env, &obj, -1); |
| 256 | return JNI_FALSE; |
| 257 | } |
| 258 | |
| 259 | if (islink != JNI_TRUE) { /* don't re-process link */ |
| 260 | if ((st.st_mode & S_IFMT) == S_IFLNK) { |
| 261 | (*env)->SetBooleanField(env, obj, fid, JNI_TRUE); |
| 262 | |
| 263 | /* Find the target of the link */ |
| 264 | rc = uafs_readlink(dirName, target, FILENAME_MAX); |
| 265 | if (rc < 0) { |
| 266 | fprintf(stderr, "File::setAttributes(): uafs_readlink failed\n"); |
| 267 | setError(env, &obj, errno); |
| 268 | return JNI_FALSE; |
| 269 | } else { |
| 270 | target[rc] = 0; /* weird that we have to do this */ |
| 271 | /*fprintf(stderr, "readlink %s succeeded, target=%s, rc=%d\n", dirName, |
| 272 | target, rc);*/ |
| 273 | } |
| 274 | |
| 275 | rc = setString(env, &obj, "target", target); |
| 276 | if (rc < 0) { |
| 277 | fprintf(stderr, "setString dirName=%s target=%s failed\n", |
| 278 | dirName, target); |
| 279 | } |
| 280 | } else { |
| 281 | (*env)->SetBooleanField(env, obj, fid, JNI_FALSE); |
| 282 | } |
| 283 | } |
| 284 | |
| 285 | fid = (*env)->GetFieldID(env, thisClass, "isMountPoint", "Z"); |
| 286 | if (fid == 0) { |
| 287 | fprintf(stderr, |
| 288 | "File::setAttributes(): GetFieldID (isMountPoint) failed\n"); |
| 289 | setError(env, &obj, -1); |
| 290 | return JNI_FALSE; |
| 291 | } |
| 292 | |
| 293 | if (mtpoint) { |
| 294 | (*env)->SetBooleanField(env, obj, fid, JNI_TRUE); |
| 295 | } else { |
| 296 | (*env)->SetBooleanField(env, obj, fid, JNI_FALSE); |
| 297 | } |
| 298 | |
| 299 | fid = (*env)->GetFieldID(env, thisClass, "lastModified", "J"); |
| 300 | if (fid == 0) { |
| 301 | fprintf(stderr, |
| 302 | "File::setAttributes(): GetFieldID (lastModified) failed\n"); |
| 303 | setError(env, &obj, -1); |
| 304 | return JNI_FALSE; |
| 305 | } |
| 306 | (*env)->SetLongField(env, obj, fid, ((jlong) st.st_mtime)*1000); |
| 307 | |
| 308 | fid = (*env)->GetFieldID(env, thisClass, "length", "J"); |
| 309 | if (fid == 0) { |
| 310 | fprintf(stderr, |
| 311 | "File::setAttributes(): GetFieldID (length) failed\n"); |
| 312 | setError(env, &obj, -1); |
| 313 | return JNI_FALSE; |
| 314 | } |
| 315 | (*env)->SetLongField(env, obj, fid, st.st_size); |
| 316 | |
| 317 | setError(env, &obj, 0); |
| 318 | |
| 319 | return JNI_TRUE; |
| 320 | } |
| 321 | |
| 322 | /** |
| 323 | * Returns the permission/ACL mask for the represented directory |
| 324 | * |
| 325 | * env the Java environment |
| 326 | * obj the current Java object |
| 327 | * |
| 328 | * return permission/ACL mask |
| 329 | */ |
| 330 | JNIEXPORT jint JNICALL Java_org_openafs_jafs_File_getRights |
| 331 | (JNIEnv *env, jobject obj) |
| 332 | { |
| 333 | char dirName[FILENAME_MAX]; |
| 334 | jclass thisClass; |
| 335 | jfieldID fid; |
| 336 | int rc; |
| 337 | int afs_rights; |
| 338 | int rights; |
| 339 | |
| 340 | *dirName = '\0'; |
| 341 | getAbsolutePath(env, &obj, dirName); |
| 342 | |
| 343 | if(*dirName == '\0') { |
| 344 | fprintf(stderr, "File::getRights(): failed to get dirName\n"); |
| 345 | setError(env, &obj, -1); |
| 346 | return JNI_FALSE; |
| 347 | } |
| 348 | |
| 349 | /*-Access Rights- |
| 350 | * UAFS_READ 1 |
| 351 | * UAFS_WRITE 2 |
| 352 | * UAFS_INSERT 4 |
| 353 | * UAFS_LOOKUP 8 |
| 354 | * UAFS_DELETE 16 |
| 355 | * UAFS_LOCK 32 |
| 356 | * UAFS_ADMIN 64 |
| 357 | */ |
| 358 | |
| 359 | rights = 0; |
| 360 | afs_rights = uafs_getRights(dirName); |
| 361 | if (afs_rights < 0) { |
| 362 | setError(env, &obj, errno); |
| 363 | return -1; |
| 364 | } |
| 365 | |
| 366 | if (afs_rights & PRSFS_READ) |
| 367 | rights |= UAFS_READ; |
| 368 | if (afs_rights & PRSFS_WRITE) |
| 369 | rights |= UAFS_WRITE; |
| 370 | if (afs_rights & PRSFS_INSERT) |
| 371 | rights |= UAFS_INSERT; |
| 372 | if (afs_rights & PRSFS_LOOKUP) |
| 373 | rights |= UAFS_LOOKUP; |
| 374 | if (afs_rights & PRSFS_DELETE) |
| 375 | rights |= UAFS_DELETE; |
| 376 | if (afs_rights & PRSFS_LOCK) |
| 377 | rights |= UAFS_LOCK; |
| 378 | if (afs_rights & PRSFS_ADMINISTER) |
| 379 | rights |= UAFS_ADMIN; |
| 380 | |
| 381 | return rights; |
| 382 | } |
| 383 | |
| 384 | |
| 385 | /** |
| 386 | * List the contents of the represented directory. |
| 387 | * |
| 388 | * env the Java environment |
| 389 | * obj the current Java object |
| 390 | * |
| 391 | * return the directory handle |
| 392 | */ |
| 393 | JNIEXPORT jlong JNICALL Java_org_openafs_jafs_File_listNative |
| 394 | (JNIEnv *env, jobject obj, jobject buffer) |
| 395 | { |
| 396 | return 0; |
| 397 | #if 0 |
| 398 | char dirName[FILENAME_MAX]; |
| 399 | jclass arrayListClass; |
| 400 | jmethodID addID; |
| 401 | jstring entryJString; |
| 402 | usr_DIR *dirp; |
| 403 | struct usr_dirent *enp; |
| 404 | int i, dirSize; |
| 405 | |
| 406 | *dirName='\0'; |
| 407 | getAbsolutePath(env, &obj, dirName); |
| 408 | if(*dirName == '\0') { |
| 409 | fprintf(stderr, "File::listNative(): failed to get dirName\n"); |
| 410 | setError(env, &obj, -1); |
| 411 | return 0; |
| 412 | } |
| 413 | arrayListClass = (*env)->GetObjectClass(env, buffer); |
| 414 | if(arrayListClass == NULL) { |
| 415 | fprintf(stderr, "File::listNative(): GetObjectClass failed\n"); |
| 416 | setError(env, &obj, -1); |
| 417 | return 0; |
| 418 | } |
| 419 | addID = (*env) -> GetMethodID(env, arrayListClass, "add", |
| 420 | "(Ljava/lang/Object;)Z"); |
| 421 | if(addID == 0) { |
| 422 | fprintf(stderr, |
| 423 | "File::listNative(): failed to get addID\n"); |
| 424 | setError(env, &obj, -1); |
| 425 | return 0; |
| 426 | } |
| 427 | dirp = uafs_opendir(dirName); |
| 428 | if(dirp == NULL) { |
| 429 | fprintf(stderr, "File::listNative(): uafs_opendir(%s) failed(%s)\n", |
| 430 | dirName, afs_error_message(errno)); |
| 431 | setError(env, &obj, errno); |
| 432 | //throwAFSSecurityException( env, errno ); |
| 433 | return 0; |
| 434 | } |
| 435 | while((enp = uafs_readdir(dirp)) != NULL) { |
| 436 | if(strcmp(enp->d_name, ".") == 0 || strcmp(enp->d_name, "..") == 0) { |
| 437 | continue; |
| 438 | } |
| 439 | entryJString = (*env) -> NewStringUTF(env, enp->d_name); |
| 440 | if(entryJString == NULL) { |
| 441 | fprintf(stderr, "File::listNative(): NewStringUTF failed\n"); |
| 442 | setError(env, &obj, -1); |
| 443 | return 0; |
| 444 | } |
| 445 | (*env) -> CallBooleanMethod(env, buffer, addID, entryJString); |
| 446 | } |
| 447 | /*uafs_closedir(dirp);*/ |
| 448 | |
| 449 | setError(env, &obj, 0); |
| 450 | |
| 451 | return (jlong) dirp; |
| 452 | #endif |
| 453 | } |
| 454 | |
| 455 | /** |
| 456 | * Close the currently open directory using a provided directory handle. |
| 457 | * |
| 458 | * env the Java environment |
| 459 | * obj the current Java object |
| 460 | * |
| 461 | * return true if the directory closes without error |
| 462 | */ |
| 463 | JNIEXPORT jboolean JNICALL Java_org_openafs_jafs_File_closeDir |
| 464 | (JNIEnv *env, jobject obj, jlong dp) |
| 465 | { |
| 466 | |
| 467 | return JNI_TRUE; |
| 468 | |
| 469 | #if 0 |
| 470 | usr_DIR *dirp = (usr_DIR *) dp; |
| 471 | int rc; |
| 472 | |
| 473 | rc = uafs_closedir(dirp); |
| 474 | if (rc < 0) { |
| 475 | setError(env, &obj, errno); |
| 476 | return JNI_FALSE; |
| 477 | } |
| 478 | else return JNI_TRUE; |
| 479 | #endif |
| 480 | |
| 481 | } |
| 482 | |
| 483 | |
| 484 | /** |
| 485 | * Removes/deletes the represented file. |
| 486 | * |
| 487 | * env the Java environment |
| 488 | * obj the current Java object |
| 489 | * |
| 490 | * return true if the file is removed without error |
| 491 | */ |
| 492 | JNIEXPORT jboolean JNICALL Java_org_openafs_jafs_File_rmfile |
| 493 | (JNIEnv *env, jobject obj) |
| 494 | { |
| 495 | char dirName[FILENAME_MAX]; |
| 496 | int rc; |
| 497 | |
| 498 | *dirName='\0'; |
| 499 | getAbsolutePath(env, &obj, dirName); |
| 500 | if(*dirName == '\0') { |
| 501 | setError(env, &obj, EINVAL); |
| 502 | fprintf(stderr, "File::rmfile(): failed to get dirName\n"); |
| 503 | return JNI_FALSE; |
| 504 | } |
| 505 | rc = uafs_unlink(dirName); |
| 506 | if(rc < 0) { |
| 507 | setError(env, &obj, errno); |
| 508 | fprintf(stderr, "File::rmfile(): uafs_unlink failed\n"); |
| 509 | return JNI_FALSE; |
| 510 | } |
| 511 | setError(env, &obj, 0); |
| 512 | return JNI_TRUE; |
| 513 | } |
| 514 | |
| 515 | /** |
| 516 | * Removes/deletes the represented directory. |
| 517 | * |
| 518 | * env the Java environment |
| 519 | * obj the current Java object |
| 520 | * |
| 521 | * return true if the directory is removed without error |
| 522 | */ |
| 523 | JNIEXPORT jboolean JNICALL Java_org_openafs_jafs_File_rmdir |
| 524 | (JNIEnv *env, jobject obj) |
| 525 | { |
| 526 | char dirName[FILENAME_MAX]; |
| 527 | int rc; |
| 528 | |
| 529 | *dirName='\0'; |
| 530 | getAbsolutePath(env, &obj, dirName); |
| 531 | if(*dirName == '\0') { |
| 532 | setError(env, &obj, -1); |
| 533 | fprintf(stderr, "File::rmdir(): failed to get dirName\n"); |
| 534 | return JNI_FALSE; |
| 535 | } |
| 536 | rc = uafs_rmdir(dirName); |
| 537 | if(rc < 0) { |
| 538 | setError(env, &obj, errno); |
| 539 | fprintf(stderr, "File::rmdir(): uafs_unlink failed\n"); |
| 540 | return JNI_FALSE; |
| 541 | } |
| 542 | setError(env, &obj, 0); |
| 543 | return JNI_TRUE; |
| 544 | } |
| 545 | |
| 546 | /** |
| 547 | * Creates the directory named by this abstract pathname. |
| 548 | * |
| 549 | * env the Java environment |
| 550 | * obj the current Java object |
| 551 | * |
| 552 | * return true if and only if the directory was |
| 553 | * created; false otherwise |
| 554 | */ |
| 555 | JNIEXPORT jboolean JNICALL Java_org_openafs_jafs_File_mkdir |
| 556 | (JNIEnv *env, jobject obj) |
| 557 | { |
| 558 | char dirName[FILENAME_MAX]; |
| 559 | int rc; |
| 560 | |
| 561 | *dirName='\0'; |
| 562 | getAbsolutePath(env, &obj, dirName); |
| 563 | if(*dirName == '\0') { |
| 564 | setError(env, &obj, EINVAL); |
| 565 | fprintf(stderr, "File::mkdir(): failed to get dirName\n"); |
| 566 | return JNI_FALSE; |
| 567 | } |
| 568 | rc = uafs_mkdir(dirName, 0755); |
| 569 | if(rc < 0) { |
| 570 | setError(env, &obj, errno); |
| 571 | fprintf(stderr, "File::mkdir(): uafs_mkdir failed\n"); |
| 572 | return JNI_FALSE; |
| 573 | } |
| 574 | setError(env, &obj, 0); |
| 575 | return JNI_TRUE; |
| 576 | } |
| 577 | |
| 578 | /** |
| 579 | * Renames the file denoted by this abstract pathname. |
| 580 | * |
| 581 | * env the Java environment |
| 582 | * obj the current Java object |
| 583 | * dest the new abstract pathname for the named file |
| 584 | * |
| 585 | * return true if and only if the renaming succeeded; |
| 586 | * false otherwise |
| 587 | * |
| 588 | * throws NullPointerException |
| 589 | * If parameter dest is null |
| 590 | */ |
| 591 | JNIEXPORT jboolean JNICALL Java_org_openafs_jafs_File_renameTo |
| 592 | (JNIEnv *env, jobject obj, jobject newFile) |
| 593 | { |
| 594 | char thisDirName[FILENAME_MAX], newDirName[FILENAME_MAX]; |
| 595 | int rc; |
| 596 | |
| 597 | *thisDirName='\0'; |
| 598 | getAbsolutePath(env, &obj, thisDirName); |
| 599 | if(*thisDirName == '\0') { |
| 600 | setError(env, &obj, -1); |
| 601 | fprintf(stderr, "File::renameTo(): failed to get dirName for this \n"); |
| 602 | return JNI_FALSE; |
| 603 | } |
| 604 | *newDirName='\0'; |
| 605 | getAbsolutePath(env, &newFile, newDirName); |
| 606 | if(*newDirName == '\0') { |
| 607 | setError(env, &obj, -1); |
| 608 | fprintf(stderr, "File::renameTo(): failed to get dirName for new \n"); |
| 609 | return JNI_FALSE; |
| 610 | } |
| 611 | rc = uafs_rename(thisDirName, newDirName); |
| 612 | if(rc < 0) { |
| 613 | setError(env, &obj, errno); |
| 614 | fprintf(stderr, "File::renameTo(): uafs_rename failed\n"); |
| 615 | return JNI_FALSE; |
| 616 | } |
| 617 | return JNI_TRUE; |
| 618 | } |
| 619 | |
| 620 | /** |
| 621 | * Set all the necessary fields within the Java File class to indicate the |
| 622 | * does not exist. |
| 623 | * |
| 624 | * env the Java environment |
| 625 | * obj the current Java object |
| 626 | */ |
| 627 | void setFileNotExistsAttributes |
| 628 | (JNIEnv *env, jobject *obj) |
| 629 | { |
| 630 | jclass thisClass; |
| 631 | jfieldID fid; |
| 632 | |
| 633 | thisClass = (*env) -> GetObjectClass(env, *obj); |
| 634 | if(thisClass == NULL) { |
| 635 | fprintf(stderr, |
| 636 | "File::setFileNotExistsAttributes(): GetObjectClass failed\n"); |
| 637 | return; |
| 638 | } |
| 639 | |
| 640 | fid = (*env)->GetFieldID(env, thisClass, "exists", "Z"); |
| 641 | if (fid == 0) { |
| 642 | fprintf(stderr, |
| 643 | "File::setFileNotExistsAttributes(): GetFieldID (exists) failed\n"); |
| 644 | return; |
| 645 | } |
| 646 | (*env)->SetBooleanField(env, *obj, fid, JNI_FALSE); |
| 647 | |
| 648 | fid = (*env)->GetFieldID(env, thisClass, "isDirectory", "Z"); |
| 649 | if (fid == 0) { |
| 650 | fprintf(stderr, |
| 651 | "File::setFileNotExistsAttributes(): GetFieldID (isDirectory) failed\n"); |
| 652 | return; |
| 653 | } |
| 654 | (*env)->SetBooleanField(env, *obj, fid, JNI_FALSE); |
| 655 | |
| 656 | fid = (*env)->GetFieldID(env, thisClass, "isFile", "Z"); |
| 657 | if (fid == 0) { |
| 658 | fprintf(stderr, |
| 659 | "File::setFileNotExistsAttributes(): GetFieldID (isDirectory) failed\n"); |
| 660 | return; |
| 661 | } |
| 662 | (*env)->SetBooleanField(env, *obj, fid, JNI_FALSE); |
| 663 | |
| 664 | fid = (*env)->GetFieldID(env, thisClass, "lastModified", "J"); |
| 665 | if (fid == 0) { |
| 666 | fprintf(stderr, |
| 667 | "File::setFileNotExistsAttributes(): GetFieldID (lastModified) failed\n"); |
| 668 | return; |
| 669 | } |
| 670 | (*env)->SetLongField(env, *obj, fid, 0); |
| 671 | |
| 672 | |
| 673 | fid = (*env)->GetFieldID(env, thisClass, "length", "J"); |
| 674 | if (fid == 0) { |
| 675 | fprintf(stderr, |
| 676 | "File::setFileNotExistsAttributes(): GetFieldID (length) failed\n"); |
| 677 | return; |
| 678 | } |
| 679 | (*env)->SetLongField(env, *obj, fid, 0); |
| 680 | |
| 681 | return; |
| 682 | } |
| 683 | |
| 684 | |