Mark Salyzyn | facf94c | 2016-03-01 13:45:42 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 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 | |
Mark Salyzyn | 81321a7 | 2017-03-09 07:28:29 -0800 | [diff] [blame^] | 17 | #include <log/log_transport.h> |
Mark Salyzyn | 7100288 | 2016-03-08 16:18:26 -0800 | [diff] [blame] | 18 | |
Mark Salyzyn | facf94c | 2016-03-01 13:45:42 -0800 | [diff] [blame] | 19 | #include "config_write.h" |
| 20 | #include "logger.h" |
| 21 | |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 22 | LIBLOG_HIDDEN struct listnode __android_log_transport_write = { |
| 23 | &__android_log_transport_write, &__android_log_transport_write |
| 24 | }; |
| 25 | LIBLOG_HIDDEN struct listnode __android_log_persist_write = { |
| 26 | &__android_log_persist_write, &__android_log_persist_write |
| 27 | }; |
Mark Salyzyn | facf94c | 2016-03-01 13:45:42 -0800 | [diff] [blame] | 28 | |
| 29 | static void __android_log_add_transport( |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 30 | struct listnode* list, struct android_log_transport_write* transport) { |
| 31 | size_t i; |
Mark Salyzyn | facf94c | 2016-03-01 13:45:42 -0800 | [diff] [blame] | 32 | |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 33 | /* Try to keep one functioning transport for each log buffer id */ |
| 34 | for (i = LOG_ID_MIN; i < LOG_ID_MAX; i++) { |
| 35 | struct android_log_transport_write* transp; |
Mark Salyzyn | facf94c | 2016-03-01 13:45:42 -0800 | [diff] [blame] | 36 | |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 37 | if (list_empty(list)) { |
| 38 | if (!transport->available || ((*transport->available)(i) >= 0)) { |
| 39 | list_add_tail(list, &transport->node); |
| 40 | return; |
| 41 | } |
| 42 | } else { |
| 43 | write_transport_for_each(transp, list) { |
| 44 | if (!transp->available) { |
| 45 | return; |
Mark Salyzyn | facf94c | 2016-03-01 13:45:42 -0800 | [diff] [blame] | 46 | } |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 47 | if (((*transp->available)(i) < 0) && |
| 48 | (!transport->available || ((*transport->available)(i) >= 0))) { |
| 49 | list_add_tail(list, &transport->node); |
| 50 | return; |
| 51 | } |
| 52 | } |
Mark Salyzyn | facf94c | 2016-03-01 13:45:42 -0800 | [diff] [blame] | 53 | } |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 54 | } |
Mark Salyzyn | facf94c | 2016-03-01 13:45:42 -0800 | [diff] [blame] | 55 | } |
| 56 | |
| 57 | LIBLOG_HIDDEN void __android_log_config_write() { |
Mark Salyzyn | 81321a7 | 2017-03-09 07:28:29 -0800 | [diff] [blame^] | 58 | if (__android_log_transport & LOGGER_LOCAL) { |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 59 | extern struct android_log_transport_write localLoggerWrite; |
Mark Salyzyn | 7100288 | 2016-03-08 16:18:26 -0800 | [diff] [blame] | 60 | |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 61 | __android_log_add_transport(&__android_log_transport_write, |
| 62 | &localLoggerWrite); |
| 63 | } |
Mark Salyzyn | 7100288 | 2016-03-08 16:18:26 -0800 | [diff] [blame] | 64 | |
Mark Salyzyn | 81321a7 | 2017-03-09 07:28:29 -0800 | [diff] [blame^] | 65 | if ((__android_log_transport == LOGGER_DEFAULT) || |
| 66 | (__android_log_transport & LOGGER_LOGD)) { |
Mark Salyzyn | facf94c | 2016-03-01 13:45:42 -0800 | [diff] [blame] | 67 | #if (FAKE_LOG_DEVICE == 0) |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 68 | extern struct android_log_transport_write logdLoggerWrite; |
| 69 | extern struct android_log_transport_write pmsgLoggerWrite; |
Mark Salyzyn | facf94c | 2016-03-01 13:45:42 -0800 | [diff] [blame] | 70 | |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 71 | __android_log_add_transport(&__android_log_transport_write, |
| 72 | &logdLoggerWrite); |
| 73 | __android_log_add_transport(&__android_log_persist_write, &pmsgLoggerWrite); |
Mark Salyzyn | facf94c | 2016-03-01 13:45:42 -0800 | [diff] [blame] | 74 | #else |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 75 | extern struct android_log_transport_write fakeLoggerWrite; |
Mark Salyzyn | facf94c | 2016-03-01 13:45:42 -0800 | [diff] [blame] | 76 | |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 77 | __android_log_add_transport(&__android_log_transport_write, |
| 78 | &fakeLoggerWrite); |
Mark Salyzyn | facf94c | 2016-03-01 13:45:42 -0800 | [diff] [blame] | 79 | #endif |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 80 | } |
Mark Salyzyn | 4d99c98 | 2017-02-28 12:59:01 -0800 | [diff] [blame] | 81 | |
Mark Salyzyn | 81321a7 | 2017-03-09 07:28:29 -0800 | [diff] [blame^] | 82 | if (__android_log_transport & LOGGER_STDERR) { |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 83 | extern struct android_log_transport_write stderrLoggerWrite; |
Mark Salyzyn | 4d99c98 | 2017-02-28 12:59:01 -0800 | [diff] [blame] | 84 | |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 85 | /* |
| 86 | * stderr logger should be primary if we can be the only one, or if |
| 87 | * already in the primary list. Otherwise land in the persist list. |
| 88 | * Remember we can be called here if we are already initialized. |
| 89 | */ |
| 90 | if (list_empty(&__android_log_transport_write)) { |
| 91 | __android_log_add_transport(&__android_log_transport_write, |
| 92 | &stderrLoggerWrite); |
| 93 | } else { |
| 94 | struct android_log_transport_write* transp; |
| 95 | write_transport_for_each(transp, &__android_log_transport_write) { |
| 96 | if (transp == &stderrLoggerWrite) { |
| 97 | return; |
Mark Salyzyn | 4d99c98 | 2017-02-28 12:59:01 -0800 | [diff] [blame] | 98 | } |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 99 | } |
| 100 | __android_log_add_transport(&__android_log_persist_write, |
| 101 | &stderrLoggerWrite); |
Mark Salyzyn | 4d99c98 | 2017-02-28 12:59:01 -0800 | [diff] [blame] | 102 | } |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 103 | } |
Mark Salyzyn | facf94c | 2016-03-01 13:45:42 -0800 | [diff] [blame] | 104 | } |
Mark Salyzyn | 96432fc | 2016-03-08 16:18:26 -0800 | [diff] [blame] | 105 | |
| 106 | LIBLOG_HIDDEN void __android_log_config_write_close() { |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 107 | struct android_log_transport_write* transport; |
| 108 | struct listnode* n; |
Mark Salyzyn | 96432fc | 2016-03-08 16:18:26 -0800 | [diff] [blame] | 109 | |
Mark Salyzyn | 2ed51d7 | 2017-03-09 08:09:43 -0800 | [diff] [blame] | 110 | write_transport_for_each_safe(transport, n, &__android_log_transport_write) { |
| 111 | transport->logMask = 0; |
| 112 | list_remove(&transport->node); |
| 113 | } |
| 114 | write_transport_for_each_safe(transport, n, &__android_log_persist_write) { |
| 115 | transport->logMask = 0; |
| 116 | list_remove(&transport->node); |
| 117 | } |
Mark Salyzyn | 96432fc | 2016-03-08 16:18:26 -0800 | [diff] [blame] | 118 | } |