/* * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013 * 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. */ #ifndef __STDC_LIMIT_MACROS # define __STDC_LIMIT_MACROS #endif #ifndef __STDC_CONSTANT_MACROS # define __STDC_CONSTANT_MACROS #endif #include <sys/types.h> #import "OFSeekableStream.h" @class OFArray; @class OFDate; #ifdef __cplusplus extern "C" { #endif extern void of_log(OFConstantString*, ...); #ifdef __cplusplus } #endif /*! * @brief A class which provides functions to read, write and manipulate files. */ @interface OFFile: OFSeekableStream { int _fd; BOOL _closable; BOOL _atEndOfStream; } /*! * @brief Creates a new OFFile with the specified path and mode. * * @param path The path to the file to open as a string * @param mode The mode in which the file should be opened.@n * Possible modes are: * Mode | Description * ---------------|------------------------------------- * `r` | read-only * `rb` | read-only, binary * `r+` | read-write * `rb+` or `r+b` | read-write, binary * `w` | write-only, create, truncate * `wb` | write-only, create, truncate, binary * `w` | read-write, create, truncate * `wb+` or `w+b` | read-write, create, truncate, binary * `a` | write-only, create, append * `ab` | write-only, create, append, binary * `a+` | read-write, create, append * `ab+` or `a+b` | read-write, create, append, binary * @return A new autoreleased OFFile */ + (instancetype)fileWithPath: (OFString*)path mode: (OFString*)mode; /*! * @brief Creates a new OFFile with the specified file descriptor. * * @param fd A file descriptor, returned from for example open(). * It is not closed when the OFFile object is deallocated! * @return A new autoreleased OFFile */ + (instancetype)fileWithFileDescriptor: (int)fd; /*! * @brief Returns the path fo the current working directory. * * @return The path of the current working directory */ + (OFString*)currentDirectoryPath; /*! * @brief Checks whether a file exists at the specified path. * * @param path The path to check * @return A boolean whether there is a file at the specified path */ + (BOOL)fileExistsAtPath: (OFString*)path; /*! * @brief Checks whether a directory exists at the specified path. * * @param path The path to check * @return A boolean whether there is a directory at the specified path */ + (BOOL)directoryExistsAtPath: (OFString*)path; /*! * @brief Creates a directory at the specified path. * * @param path The path of the directory */ + (void)createDirectoryAtPath: (OFString*)path; /*! * @brief Creates a directory at the specified path. * * @param path The path of the directory * @param createParents Whether to create the parents of the directory */ + (void)createDirectoryAtPath: (OFString*)path createParents: (BOOL)createParents; /*! * @brief Returns an array with the files in the specified directory. * * @param path The path of the directory * @return An array of OFStrings with the files at the specified path */ + (OFArray*)filesInDirectoryAtPath: (OFString*)path; /*! * @brief Changes the current working directory. * * @param path The new directory to change to */ + (void)changeToDirectoryAtPath: (OFString*)path; /*! * @brief Returns the size of the specified file. * * @return The size of the specified file */ + (off_t)sizeOfFileAtPath: (OFString*)path; /*! * @brief Returns the date of the last modification of the file. * * @return The date of the last modification of the file */ + (OFDate*)modificationDateOfFileAtPath: (OFString*)path; #ifndef _PSP /*! * @brief Changes the mode of a file. * * Only changes read-only flag on Windows. * * @param path The path to the file of which the mode should be changed as a * string * @param mode The new mode for the file */ + (void)changeModeOfFileAtPath: (OFString*)path mode: (mode_t)mode; #endif #if !defined(_WIN32) && !defined(_PSP) /*! * @brief Changes the owner of a file. * * Not available on Windows. * * @param path The path to the file of which the owner should be changed as a * string * @param owner The new owner for the file * @param group The new group for the file */ + (void)changeOwnerOfFileAtPath: (OFString*)path owner: (OFString*)owner group: (OFString*)group; #endif /*! * @brief Copies a file. * * @param source The file to copy * @param destination The destination path */ + (void)copyFileAtPath: (OFString*)source toPath: (OFString*)destination; /*! * @brief Renames a file. * * @param source The file to rename * @param destination The new name */ + (void)renameFileAtPath: (OFString*)source toPath: (OFString*)destination; /*! * @brief Deletes a file. * * @param path The path to the file of which should be deleted as a string */ + (void)deleteFileAtPath: (OFString*)path; /*! * @brief Deletes an empty directory. * * @param path The path to the directory which should be deleted as a string */ + (void)deleteDirectoryAtPath: (OFString*)path; #ifndef _WIN32 /*! * @brief Creates a hard link for a file. * * Not available on Windows. * * @param source The path to the file of which should be linked as a string * @param destination The path to where the file should be linked as a string */ + (void)linkFileAtPath: (OFString*)source toPath: (OFString*)destination; #endif #if !defined(_WIN32) && !defined(_PSP) /*! * @brief Creates a symbolink link for a file. * * Not available on Windows. * * @param source The path to the file of which should be symlinked as a string * @param destination The path to where the file should be symlinked as a string */ + (void)symlinkFileAtPath: (OFString*)source toPath: (OFString*)destination; #endif /*! * @brief Initializes an already allocated OFFile. * * @param path The path to the file to open as a string * @param mode The mode in which the file should be opened.@n * Possible modes are: * Mode | Description * ---------------|------------------------------------- * `r` | read-only * `rb` | read-only, binary * `r+` | read-write * `rb+` or `r+b` | read-write, binary * `w` | write-only, create, truncate * `wb` | write-only, create, truncate, binary * `w` | read-write, create, truncate * `wb+` or `w+b` | read-write, create, truncate, binary * `a` | write-only, create, append * `ab` | write-only, create, append, binary * `a+` | read-write, create, append * `ab+` or `a+b` | read-write, create, append, binary * @return An initialized OFFile */ - initWithPath: (OFString*)path mode: (OFString*)mode; /*! * @brief Initializes an already allocated OFFile. * * @param fd A file descriptor, returned from for example open(). * It is not closed when the OFFile object is deallocated! */ - initWithFileDescriptor: (int)fd; @end #ifdef __cplusplus extern "C" { #endif /*! @file */ /*! * @brief The standard input stream as an OFStream instance. */ extern OFStream *of_stdin; /*! * @brief The standard output stream as an OFStream instance. */ extern OFStream *of_stdout; /*! * @brief The standard error stream as an OFStream instance. */ extern OFStream *of_stderr; #ifdef __cplusplus } #endif