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-rw-r--r--headers/sys/system_properties.h94
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diff --git a/headers/sys/system_properties.h b/headers/sys/system_properties.h
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-/*
- * Copyright (C) 2008 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#ifndef _INCLUDE_SYS_SYSTEM_PROPERTIES_H
-#define _INCLUDE_SYS_SYSTEM_PROPERTIES_H
-
-#include <sys/cdefs.h>
-#include <stddef.h>
-#include <stdint.h>
-
-__BEGIN_DECLS
-
-typedef struct prop_info prop_info;
-
-#define PROP_VALUE_MAX 92
-
-/*
- * Sets system property `key` to `value`, creating the system property if it doesn't already exist.
- */
-
-#if __ANDROID_API__ >= 12
-int __system_property_set(const char* key, const char* value) __INTRODUCED_IN(12);
-#endif /* __ANDROID_API__ >= 12 */
-
-
-/*
- * Returns a `prop_info` corresponding system property `name`, or nullptr if it doesn't exist.
- * Use __system_property_read_callback to query the current value.
- *
- * Property lookup is expensive, so it can be useful to cache the result of this function.
- */
-const prop_info* __system_property_find(const char* name);
-
-/*
- * Calls `callback` with a consistent trio of name, value, and serial number for property `pi`.
- */
-
-#if __ANDROID_API__ >= __ANDROID_API_FUTURE__
-void __system_property_read_callback(const prop_info *pi,
- void (*callback)(void* cookie, const char *name, const char *value, uint32_t serial),
- void* cookie) __INTRODUCED_IN_FUTURE;
-#endif /* __ANDROID_API__ >= __ANDROID_API_FUTURE__ */
-
-
-/*
- * Passes a `prop_info` for each system property to the provided
- * callback. Use __system_property_read_callback() to read the value.
- *
- * This method is for inspecting and debugging the property system, and not generally useful.
- */
-
-#if __ANDROID_API__ >= 19
-int __system_property_foreach(void (*propfn)(const prop_info* pi, void* cookie), void* cookie)
- __INTRODUCED_IN(19);
-#endif /* __ANDROID_API__ >= 19 */
-
-
-/* Deprecated. In Android O and above, there's no limit on property name length. */
-#define PROP_NAME_MAX 32
-/* Deprecated. Use __system_property_read_callback instead. */
-int __system_property_read(const prop_info *pi, char *name, char *value);
-/* Deprecated. Use __system_property_read_callback instead. */
-int __system_property_get(const char *name, char *value);
-/* Deprecated. Use __system_property_foreach instead. Aborts in Android O and above. */
-const prop_info *__system_property_find_nth(unsigned n) __REMOVED_IN(26);
-
-__END_DECLS
-
-#endif