162 * call fails
163 */
164 static void throwUnixException(JNIEnv* env, int errnum) {
165 jobject x = JNU_NewObjectByName(env, "sun/nio/fs/UnixException",
166 "(I)V", errnum);
167 if (x != NULL) {
168 (*env)->Throw(env, x);
169 }
170 }
171
172 /**
173 * Initialization
174 */
175 JNIEXPORT jint JNICALL
176 Java_sun_nio_fs_UnixNativeDispatcher_init(JNIEnv* env, jclass this)
177 {
178 jint capabilities = 0;
179 jclass clazz;
180
181 clazz = (*env)->FindClass(env, "sun/nio/fs/UnixFileAttributes");
182 if (clazz == NULL) {
183 return 0;
184 }
185 attrs_st_mode = (*env)->GetFieldID(env, clazz, "st_mode", "I");
186 attrs_st_ino = (*env)->GetFieldID(env, clazz, "st_ino", "J");
187 attrs_st_dev = (*env)->GetFieldID(env, clazz, "st_dev", "J");
188 attrs_st_rdev = (*env)->GetFieldID(env, clazz, "st_rdev", "J");
189 attrs_st_nlink = (*env)->GetFieldID(env, clazz, "st_nlink", "I");
190 attrs_st_uid = (*env)->GetFieldID(env, clazz, "st_uid", "I");
191 attrs_st_gid = (*env)->GetFieldID(env, clazz, "st_gid", "I");
192 attrs_st_size = (*env)->GetFieldID(env, clazz, "st_size", "J");
193 attrs_st_atime_sec = (*env)->GetFieldID(env, clazz, "st_atime_sec", "J");
194 attrs_st_atime_nsec = (*env)->GetFieldID(env, clazz, "st_atime_nsec", "J");
195 attrs_st_mtime_sec = (*env)->GetFieldID(env, clazz, "st_mtime_sec", "J");
196 attrs_st_mtime_nsec = (*env)->GetFieldID(env, clazz, "st_mtime_nsec", "J");
197 attrs_st_ctime_sec = (*env)->GetFieldID(env, clazz, "st_ctime_sec", "J");
198 attrs_st_ctime_nsec = (*env)->GetFieldID(env, clazz, "st_ctime_nsec", "J");
199
200 #ifdef _DARWIN_FEATURE_64_BIT_INODE
201 attrs_st_birthtime_sec = (*env)->GetFieldID(env, clazz, "st_birthtime_sec", "J");
202 #endif
203
204 clazz = (*env)->FindClass(env, "sun/nio/fs/UnixFileStoreAttributes");
205 if (clazz == NULL) {
206 return 0;
207 }
208 attrs_f_frsize = (*env)->GetFieldID(env, clazz, "f_frsize", "J");
209 attrs_f_blocks = (*env)->GetFieldID(env, clazz, "f_blocks", "J");
210 attrs_f_bfree = (*env)->GetFieldID(env, clazz, "f_bfree", "J");
211 attrs_f_bavail = (*env)->GetFieldID(env, clazz, "f_bavail", "J");
212
213 clazz = (*env)->FindClass(env, "sun/nio/fs/UnixMountEntry");
214 if (clazz == NULL) {
215 return 0;
216 }
217 entry_name = (*env)->GetFieldID(env, clazz, "name", "[B");
218 entry_dir = (*env)->GetFieldID(env, clazz, "dir", "[B");
219 entry_fstype = (*env)->GetFieldID(env, clazz, "fstype", "[B");
220 entry_options = (*env)->GetFieldID(env, clazz, "opts", "[B");
221 entry_dev = (*env)->GetFieldID(env, clazz, "dev", "J");
222
223 /* system calls that might not be available at run time */
224
225 #if (defined(__solaris__) && defined(_LP64)) || defined(_ALLBSD_SOURCE)
226 /* Solaris 64-bit does not have openat64/fstatat64 */
227 my_openat64_func = (openat64_func*)dlsym(RTLD_DEFAULT, "openat");
228 my_fstatat64_func = (fstatat64_func*)dlsym(RTLD_DEFAULT, "fstatat");
229 #else
230 my_openat64_func = (openat64_func*) dlsym(RTLD_DEFAULT, "openat64");
231 my_fstatat64_func = (fstatat64_func*) dlsym(RTLD_DEFAULT, "fstatat64");
232 #endif
233 my_unlinkat_func = (unlinkat_func*) dlsym(RTLD_DEFAULT, "unlinkat");
234 my_renameat_func = (renameat_func*) dlsym(RTLD_DEFAULT, "renameat");
235 my_futimesat_func = (futimesat_func*) dlsym(RTLD_DEFAULT, "futimesat");
236 my_fdopendir_func = (fdopendir_func*) dlsym(RTLD_DEFAULT, "fdopendir");
237
238 #if defined(FSTATAT64_SYSCALL_AVAILABLE)
239 /* fstatat64 missing from glibc */
240 if (my_fstatat64_func == NULL)
241 my_fstatat64_func = (fstatat64_func*)&fstatat64_wrapper;
|
162 * call fails
163 */
164 static void throwUnixException(JNIEnv* env, int errnum) {
165 jobject x = JNU_NewObjectByName(env, "sun/nio/fs/UnixException",
166 "(I)V", errnum);
167 if (x != NULL) {
168 (*env)->Throw(env, x);
169 }
170 }
171
172 /**
173 * Initialization
174 */
175 JNIEXPORT jint JNICALL
176 Java_sun_nio_fs_UnixNativeDispatcher_init(JNIEnv* env, jclass this)
177 {
178 jint capabilities = 0;
179 jclass clazz;
180
181 clazz = (*env)->FindClass(env, "sun/nio/fs/UnixFileAttributes");
182 CHECK_NULL_RETURN(clazz, 0);
183 attrs_st_mode = (*env)->GetFieldID(env, clazz, "st_mode", "I");
184 CHECK_NULL_RETURN(attrs_st_mode, 0);
185 attrs_st_ino = (*env)->GetFieldID(env, clazz, "st_ino", "J");
186 CHECK_NULL_RETURN(attrs_st_ino, 0);
187 attrs_st_dev = (*env)->GetFieldID(env, clazz, "st_dev", "J");
188 CHECK_NULL_RETURN(attrs_st_dev, 0);
189 attrs_st_rdev = (*env)->GetFieldID(env, clazz, "st_rdev", "J");
190 CHECK_NULL_RETURN(attrs_st_rdev, 0);
191 attrs_st_nlink = (*env)->GetFieldID(env, clazz, "st_nlink", "I");
192 CHECK_NULL_RETURN(attrs_st_nlink, 0);
193 attrs_st_uid = (*env)->GetFieldID(env, clazz, "st_uid", "I");
194 CHECK_NULL_RETURN(attrs_st_uid, 0);
195 attrs_st_gid = (*env)->GetFieldID(env, clazz, "st_gid", "I");
196 CHECK_NULL_RETURN(attrs_st_gid, 0);
197 attrs_st_size = (*env)->GetFieldID(env, clazz, "st_size", "J");
198 CHECK_NULL_RETURN(attrs_st_size, 0);
199 attrs_st_atime_sec = (*env)->GetFieldID(env, clazz, "st_atime_sec", "J");
200 CHECK_NULL_RETURN(attrs_st_atime_sec, 0);
201 attrs_st_atime_nsec = (*env)->GetFieldID(env, clazz, "st_atime_nsec", "J");
202 CHECK_NULL_RETURN(attrs_st_atime_nsec, 0);
203 attrs_st_mtime_sec = (*env)->GetFieldID(env, clazz, "st_mtime_sec", "J");
204 CHECK_NULL_RETURN(attrs_st_mtime_sec, 0);
205 attrs_st_mtime_nsec = (*env)->GetFieldID(env, clazz, "st_mtime_nsec", "J");
206 CHECK_NULL_RETURN(attrs_st_mtime_nsec, 0);
207 attrs_st_ctime_sec = (*env)->GetFieldID(env, clazz, "st_ctime_sec", "J");
208 CHECK_NULL_RETURN(attrs_st_ctime_sec, 0);
209 attrs_st_ctime_nsec = (*env)->GetFieldID(env, clazz, "st_ctime_nsec", "J");
210 CHECK_NULL_RETURN(attrs_st_ctime_nsec, 0);
211
212 #ifdef _DARWIN_FEATURE_64_BIT_INODE
213 attrs_st_birthtime_sec = (*env)->GetFieldID(env, clazz, "st_birthtime_sec", "J");
214 CHECK_NULL_RETURN(attrs_st_birthtime_sec, 0);
215 #endif
216
217 clazz = (*env)->FindClass(env, "sun/nio/fs/UnixFileStoreAttributes");
218 CHECK_NULL_RETURN(clazz, 0);
219 attrs_f_frsize = (*env)->GetFieldID(env, clazz, "f_frsize", "J");
220 CHECK_NULL_RETURN(attrs_f_frsize, 0);
221 attrs_f_blocks = (*env)->GetFieldID(env, clazz, "f_blocks", "J");
222 CHECK_NULL_RETURN(attrs_f_blocks, 0);
223 attrs_f_bfree = (*env)->GetFieldID(env, clazz, "f_bfree", "J");
224 CHECK_NULL_RETURN(attrs_f_bfree, 0);
225 attrs_f_bavail = (*env)->GetFieldID(env, clazz, "f_bavail", "J");
226 CHECK_NULL_RETURN(attrs_f_bavail, 0);
227
228 clazz = (*env)->FindClass(env, "sun/nio/fs/UnixMountEntry");
229 CHECK_NULL_RETURN(clazz, 0);
230 entry_name = (*env)->GetFieldID(env, clazz, "name", "[B");
231 CHECK_NULL_RETURN(entry_name, 0);
232 entry_dir = (*env)->GetFieldID(env, clazz, "dir", "[B");
233 CHECK_NULL_RETURN(entry_dir, 0);
234 entry_fstype = (*env)->GetFieldID(env, clazz, "fstype", "[B");
235 CHECK_NULL_RETURN(entry_fstype, 0);
236 entry_options = (*env)->GetFieldID(env, clazz, "opts", "[B");
237 CHECK_NULL_RETURN(entry_options, 0);
238 entry_dev = (*env)->GetFieldID(env, clazz, "dev", "J");
239 CHECK_NULL_RETURN(entry_dev, 0);
240
241 /* system calls that might not be available at run time */
242
243 #if (defined(__solaris__) && defined(_LP64)) || defined(_ALLBSD_SOURCE)
244 /* Solaris 64-bit does not have openat64/fstatat64 */
245 my_openat64_func = (openat64_func*)dlsym(RTLD_DEFAULT, "openat");
246 my_fstatat64_func = (fstatat64_func*)dlsym(RTLD_DEFAULT, "fstatat");
247 #else
248 my_openat64_func = (openat64_func*) dlsym(RTLD_DEFAULT, "openat64");
249 my_fstatat64_func = (fstatat64_func*) dlsym(RTLD_DEFAULT, "fstatat64");
250 #endif
251 my_unlinkat_func = (unlinkat_func*) dlsym(RTLD_DEFAULT, "unlinkat");
252 my_renameat_func = (renameat_func*) dlsym(RTLD_DEFAULT, "renameat");
253 my_futimesat_func = (futimesat_func*) dlsym(RTLD_DEFAULT, "futimesat");
254 my_fdopendir_func = (fdopendir_func*) dlsym(RTLD_DEFAULT, "fdopendir");
255
256 #if defined(FSTATAT64_SYSCALL_AVAILABLE)
257 /* fstatat64 missing from glibc */
258 if (my_fstatat64_func == NULL)
259 my_fstatat64_func = (fstatat64_func*)&fstatat64_wrapper;
|