ObjFW  Artifact [feb5546006]

Artifact feb5546006d03c2780a0b780ccb66c3b53e0fea064ea6c52144281b2b0f04ba0:

• File src/OFSystemInfo.h — part of check-in [ec66e49dca] at 2014-10-04 21:59:51 on branch trunk — Add +[OFSystemInfo native8BitEncoding]

  This replaces +[OFString nativeOSEncoding]. (user: js, size: 2377) [annotate] [blame] [check-ins using]

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014
 *   Jonathan Schleifer <js@webkeks.org>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFObject.h"
#import "OFString.h"

/*!
 * @class OFSystemInfo OFSystemInfo.h ObjFW/OFSystemInfo.h
 *
 * @brief A class for querying information about the system.
 */
@interface OFSystemInfo: OFObject
/*!
 * @brief Returns the size of a page.
 *
 * @return The size of a page
 */
+ (size_t)pageSize;

/*!
 * @brief Returns the number of CPUs installed in the system.
 *
 * A CPU with multiple cores counts as multiple CPUs.
 *
 * @return The number of CPUs installed in the system
 */
+ (size_t)numberOfCPUs;

/*!
 * @brief Returns the native 8-bit string encoding of the operating system.
 *
 * This is useful to encode strings correctly for passing them to operating
 * system calls.
 *
 * @return The native 8-bit string encoding of the operating system
 */
+ (of_string_encoding_t)native8BitEncoding;

/*!
 * @brief Returns the path where user data for the application can be stored.
 *
 * On Unix systems, this adheres to the XDG Base Directory specification.@n
 * On Mac OS X and iOS, it uses the `NSApplicationSupportDirectory` directory.@n
 * On Windows, it uses the `APPDATA` environment variable.@n
 * On Haiku, it uses the `B_USER_SETTINGS_DIRECTORY` directory.
 *
 * @return The path where user data for the application can be stored
 */
+ (OFString*)userDataPath;

/*!
 * @brief Returns the path where user configuration for the application can be
 *	  stored.
 *
 * On Unix systems, this adheres to the XDG Base Directory specification.@n
 * On Mac OS X and iOS, it uses the `Preferences` directory inside of
 * `NSLibraryDirectory` directory.@n
 * On Windows, it uses the `APPDATA` environment variable.@n
 * On Haiku, it uses the `B_USER_SETTINGS_DIRECTORY` directory.
 *
 * @return The path where user configuration for the application can be stored
 */
+ (OFString*)userConfigPath;
@end