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Diffstat (limited to 'luni/src/main/java/android/system/StructFlock.java')
| -rw-r--r-- | luni/src/main/java/android/system/StructFlock.java | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/luni/src/main/java/android/system/StructFlock.java b/luni/src/main/java/android/system/StructFlock.java new file mode 100644 index 0000000..4908420 --- /dev/null +++ b/luni/src/main/java/android/system/StructFlock.java @@ -0,0 +1,41 @@ +/* + * Copyright (C) 2011 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package android.system; + +/** + * Information returned/taken by fcntl(2) F_GETFL and F_SETFL. Corresponds to C's + * {@code struct flock} from + * <a href="http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/fcntl.h.html"><fcntl.h></a> + * + * @hide + */ +public final class StructFlock { + /** The operation type, one of F_RDLCK, F_WRLCK, or F_UNLCK. */ + public short l_type; + + /** How to interpret l_start, one of SEEK_CUR, SEEK_END, SEEK_SET. */ + public short l_whence; + + /** Start offset. */ + public long l_start; /*off_t*/ + + /** Byte count to operate on. */ + public long l_len; /*off_t*/ + + /** Process blocking our lock (filled in by F_GETLK, otherwise unused). */ + public int l_pid; /*pid_t*/ +} |