Ashish Sharma | 8626cce | 2011-07-07 18:16:01 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #ifndef __CUTILS_QTAGUID_H |
| 18 | #define __CUTILS_QTAGUID_H |
| 19 | |
| 20 | #include <stdint.h> |
| 21 | #include <sys/types.h> |
Ashish Sharma | 6dce832 | 2011-07-10 13:57:05 -0700 | [diff] [blame] | 22 | #include <unistd.h> |
Ashish Sharma | 8626cce | 2011-07-07 18:16:01 -0700 | [diff] [blame] | 23 | |
| 24 | #ifdef __cplusplus |
| 25 | extern "C" { |
| 26 | #endif |
| 27 | |
| 28 | /* |
| 29 | * Set tags (and owning UIDs) for network sockets. |
| 30 | */ |
Ashish Sharma | 9b5c774 | 2011-08-03 00:31:19 -0700 | [diff] [blame] | 31 | extern int qtaguid_tagSocket(int sockfd, int tag, uid_t uid); |
| 32 | |
| 33 | /* |
| 34 | * Untag a network socket before closing. |
| 35 | */ |
| 36 | extern int qtaguid_untagSocket(int sockfd); |
Ashish Sharma | 8626cce | 2011-07-07 18:16:01 -0700 | [diff] [blame] | 37 | |
JP Abgrall | 243123f | 2011-09-09 15:02:08 -0700 | [diff] [blame] | 38 | /* |
| 39 | * For the given uid, switch counter sets. |
| 40 | * The kernel only keeps a limited number of sets. |
| 41 | * 2 for now. |
| 42 | */ |
| 43 | extern int qtaguid_setCounterSet(int counterSetNum, uid_t uid); |
| 44 | |
| 45 | /* |
| 46 | * Delete all tag info that relates to the given tag an uid. |
| 47 | * If the tag is 0, then ALL info about the uid is freeded. |
| 48 | * The delete data also affects active tagged socketd, which are |
| 49 | * then untagged. |
| 50 | * The calling process can only operate on its own tags. |
| 51 | * Unless it is part of the happy AID_NET_BW_ACCT group. |
| 52 | * In which case it can clobber everything. |
| 53 | */ |
| 54 | extern int qtaguid_deleteTagData(int tag, uid_t uid); |
| 55 | |
| 56 | /* |
| 57 | * Enable/disable qtaguid functionnality at a lower level. |
| 58 | * When pacified, the kernel will accept commands but do nothing. |
| 59 | */ |
| 60 | extern int qtaguid_setPacifier(int on); |
| 61 | |
Ashish Sharma | 8626cce | 2011-07-07 18:16:01 -0700 | [diff] [blame] | 62 | #ifdef __cplusplus |
| 63 | } |
| 64 | #endif |
| 65 | |
| 66 | #endif /* __CUTILS_QTAG_UID_H */ |