Ashish Sharma | 8626cce | 2011-07-07 18:16:01 -0700 | [diff] [blame^] | 1 | /* libcutils/qtaguid.c |
| 2 | ** |
| 3 | ** Copyright 2011, The Android Open Source Project |
| 4 | ** |
| 5 | ** Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | ** you may not use this file except in compliance with the License. |
| 7 | ** You may obtain a copy of the License at |
| 8 | ** |
| 9 | ** http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | ** |
| 11 | ** Unless required by applicable law or agreed to in writing, software |
| 12 | ** distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | ** See the License for the specific language governing permissions and |
| 15 | ** limitations under the License. |
| 16 | */ |
| 17 | |
| 18 | #define LOG_TAG "qtaguid" |
| 19 | |
| 20 | #include <cutils/qtaguid.h> |
| 21 | #include <cutils/log.h> |
| 22 | #include <fcntl.h> |
| 23 | #include <stdio.h> |
| 24 | #include <string.h> |
| 25 | #include <unistd.h> |
| 26 | |
| 27 | extern int set_qtaguid(int sockfd, int tag, uid_t uid) { |
| 28 | char lineBuf[128]; |
| 29 | int fd, cnt = 0; |
| 30 | uint64_t kTag = (uint64_t)tag << 32; |
| 31 | snprintf(lineBuf, sizeof(lineBuf), "t %d %llu %d", sockfd, kTag, uid); |
| 32 | |
| 33 | LOGV("Tagging Socket with command %s\n", lineBuf); |
| 34 | /* TODO: Enable after the kernel module is fixed. |
| 35 | fd = open("/proc/net/xt_qtaguid/ctrl", O_WRONLY); |
| 36 | if (fd < 0) { |
| 37 | return -1; |
| 38 | } |
| 39 | |
| 40 | cnt = write(fd, lineBuf, strlen(lineBuf)); |
| 41 | close(fd); |
| 42 | */ |
| 43 | return (cnt>0?0:-1); |
| 44 | } |