The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2007 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 _INIT_PROPERTY_H |
| 18 | #define _INIT_PROPERTY_H |
| 19 | |
Dima Zavin | ebf4658 | 2011-09-06 10:12:21 -0700 | [diff] [blame] | 20 | #include <stdbool.h> |
Colin Cross | 1a6f4c3 | 2013-01-28 17:13:35 -0800 | [diff] [blame] | 21 | #include <sys/system_properties.h> |
Dima Zavin | ebf4658 | 2011-09-06 10:12:21 -0700 | [diff] [blame] | 22 | |
Colin Cross | d11beb2 | 2010-04-13 19:33:37 -0700 | [diff] [blame] | 23 | extern void handle_property_set_fd(void); |
Dima Zavin | 8886112 | 2011-12-19 11:21:32 -0800 | [diff] [blame] | 24 | extern void property_init(void); |
| 25 | extern void property_load_boot_defaults(void); |
Ken Sumrall | c5c5103 | 2011-03-08 17:01:29 -0800 | [diff] [blame] | 26 | extern void load_persist_props(void); |
Riley Andrews | e4b7b29 | 2014-06-16 15:06:21 -0700 | [diff] [blame] | 27 | extern void load_all_props(void); |
Colin Cross | d11beb2 | 2010-04-13 19:33:37 -0700 | [diff] [blame] | 28 | extern void start_property_service(void); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 29 | void get_property_workspace(int *fd, int *sz); |
Colin Cross | a5a860e | 2013-01-29 14:58:57 -0800 | [diff] [blame] | 30 | extern int __property_get(const char *name, char *value); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 31 | extern int property_set(const char *name, const char *value); |
Colin Cross | 3294bbb | 2010-04-19 17:11:33 -0700 | [diff] [blame] | 32 | extern int properties_inited(); |
Colin Cross | d11beb2 | 2010-04-13 19:33:37 -0700 | [diff] [blame] | 33 | int get_property_set_fd(void); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 34 | |
Andreas Gampe | fe2fb35 | 2015-02-03 11:25:26 -0800 | [diff] [blame] | 35 | #ifndef __clang__ |
Colin Cross | a5a860e | 2013-01-29 14:58:57 -0800 | [diff] [blame] | 36 | extern void __property_get_size_error() |
| 37 | __attribute__((__error__("property_get called with too small buffer"))); |
Andreas Gampe | fe2fb35 | 2015-02-03 11:25:26 -0800 | [diff] [blame] | 38 | #else |
| 39 | extern void __property_get_size_error(); |
| 40 | #endif |
Colin Cross | a5a860e | 2013-01-29 14:58:57 -0800 | [diff] [blame] | 41 | |
| 42 | static inline |
| 43 | __attribute__ ((always_inline)) |
| 44 | __attribute__ ((gnu_inline)) |
Andreas Gampe | fe2fb35 | 2015-02-03 11:25:26 -0800 | [diff] [blame] | 45 | #ifndef __clang__ |
Colin Cross | a5a860e | 2013-01-29 14:58:57 -0800 | [diff] [blame] | 46 | __attribute__ ((artificial)) |
Andreas Gampe | fe2fb35 | 2015-02-03 11:25:26 -0800 | [diff] [blame] | 47 | #endif |
Colin Cross | a5a860e | 2013-01-29 14:58:57 -0800 | [diff] [blame] | 48 | int property_get(const char *name, char *value) |
| 49 | { |
| 50 | size_t value_len = __builtin_object_size(value, 0); |
| 51 | if (value_len != PROP_VALUE_MAX) |
| 52 | __property_get_size_error(); |
| 53 | |
| 54 | return __property_get(name, value); |
| 55 | } |
| 56 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 57 | #endif /* _INIT_PROPERTY_H */ |