233 lines
8.3 KiB
C
233 lines
8.3 KiB
C
/*
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* This file is subject to the terms of the GFX License. If a copy of
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* the license was not distributed with this file, you can obtain one at:
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*
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* http://ugfx.org/license.html
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*/
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/**
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* @file src/gfile/gfile_options.h
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* @brief GFILE - File IO options header file.
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*
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* @addtogroup GFILE
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* @{
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*/
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#ifndef _GFILE_OPTIONS_H
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#define _GFILE_OPTIONS_H
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/**
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* @name GFILE Functionality to be included
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* @{
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*/
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/**
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* @brief Should the filesystem not be mounted automatically
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* @details The filesystem is normally mounted automatically if the
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* user does not do it manually. This option turns that off
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* so the user must manually mount the file-system first.
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* @details Defaults to FALSE
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*/
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#ifndef GFILE_NEED_NOAUTOMOUNT
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#define GFILE_NEED_NOAUTOMOUNT FALSE
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#endif
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/**
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* @brief Should the filesystem be synced automatically
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* @details The filesystem will automatically be synced after an open() or
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* write() call unless this feature is disabled.
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* @details If this feature is disabled, the user should sync the filesystem
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* himself using @p gfileSync()
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* @details Not all filesystems implement the syncing feature. This feature will
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* have no effect in such a case.
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* @details Defaults to FALSE
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*/
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#ifndef GFILE_NEED_NOAUTOSYNC
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#define GFILE_NEED_NOAUTOSYNC FALSE
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#endif
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/**
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* @brief Include printg, fprintg etc functions
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* @details Defaults to FALSE
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* @pre To get the string sprintg functions you also need to define @p GFILE_NEED_STRINGS
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*/
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#ifndef GFILE_NEED_PRINTG
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#define GFILE_NEED_PRINTG FALSE
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#endif
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/**
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* @brief Include scang, fscang etc functions
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* @details Defaults to FALSE
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* @pre To get the string sscang functions you also need to define @p GFILE_NEED_STRINGS
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*/
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#ifndef GFILE_NEED_SCANG
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#define GFILE_NEED_SCANG FALSE
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#endif
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/**
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* @brief Include the string based file functions
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* @details Defaults to FALSE
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*/
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#ifndef GFILE_NEED_STRINGS
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#define GFILE_NEED_STRINGS FALSE
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#endif
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/**
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* @brief Map many stdio functions to their GFILE equivalent
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* @details Defaults to FALSE
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* @note This replaces the functions in stdio.h with equivalents
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* - Do not include stdio.h as it has different conflicting definitions.
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*/
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#ifndef GFILE_NEED_STDIO
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#define GFILE_NEED_STDIO FALSE
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#endif
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/**
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* @brief Include the ROM file system
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* @details Defaults to FALSE
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* @note If GFILE_ALLOW_DEVICESPECIFIC is on then you can ensure that you are
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* opening a file on the ROM file system by prefixing
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* its name with "S|" (the letter 'S', followed by a vertical bar).
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* @note This requires a file called romfs_files.h to be in the
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* users project include path. This file should include all the files
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* converted to .h files using the file2c utility (using flags "-dbcs").
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*/
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#ifndef GFILE_NEED_ROMFS
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#define GFILE_NEED_ROMFS FALSE
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#endif
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/**
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* @brief Include the RAM file system
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* @details Defaults to FALSE
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* @note If GFILE_ALLOW_DEVICESPECIFIC is on then you can ensure that you are
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* opening a file on the RAM file system by prefixing
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* its name with "R|" (the letter 'R', followed by a vertical bar).
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* @note You must also define GFILE_RAMFS_SIZE with the size of the file system
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* to be allocated in RAM.
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*/
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#ifndef GFILE_NEED_RAMFS
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#define GFILE_NEED_RAMFS FALSE
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#endif
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/**
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* @brief Include the FAT file system driver based on the FATFS library
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* @details Defaults to FALSE
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* @note If GFILE_ALLOW_DEVICESPECIFIC is on then you can ensure that you are
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* opening a file on the FAT file system by prefixing
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* its name with "F|" (the letter 'F', followed by a vertical bar).
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* @note FATFS and PETITFS offer the same FAT file system support. They just use
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* different constraints. PETITFS is smaller but has less features. Only
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* one can be used at a time. The block interfaces are also different.
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*/
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#ifndef GFILE_NEED_FATFS
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#define GFILE_NEED_FATFS FALSE
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#endif
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/**
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* @brief Include the FAT file system driver based on the PETITFS library
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* @details Defaults to FALSE
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* @note If GFILE_ALLOW_DEVICESPECIFIC is on then you can ensure that you are
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* opening a file on the FAT file system by prefixing
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* its name with "F|" (the letter 'F', followed by a vertical bar).
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* @note FATFS and PETITFS offer the same FAT file system support. They just use
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* different constraints. PETITFS is smaller but has less features. Only
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* one can be used at a time. The block interfaces are also different.
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* @note Due to the restrictions on the PETITFS library on writing, we do not implement
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* writing.
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* @note PETITFS can only have one file open at a time.
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*/
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#ifndef GFILE_NEED_PETITFS
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#define GFILE_NEED_PETITFS FALSE
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#endif
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/**
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* @brief Include the operating system's native file system
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* @details Defaults to FALSE
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* @note If GFILE_ALLOW_DEVICESPECIFIC is on then you can ensure that you are
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* opening a file on the native file system by prefixing
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* its name with "N|" (the letter 'N', followed by a vertical bar).
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* @note If defined then the gfileStdOut and gfileStdErr handles
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* use the operating system equivalent stdio and stderr.
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* If it is not defined the gfileStdOut and gfileStdErr io is discarded.
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*/
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#ifndef GFILE_NEED_NATIVEFS
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#define GFILE_NEED_NATIVEFS FALSE
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#endif
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/**
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* @brief Include ChibiOS BaseFileStream support
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* @details Defaults to FALSE
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* @pre This is only relevant on the ChibiOS operating system.
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* @note Use the @p gfileOpenBaseFileStream() call to open a GFILE based on a
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* BaseFileStream. The BaseFileStream must already be open.
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* @note A GFile of this type cannot be opened by filename. The BaseFileStream
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* must be pre-opened using the operating system.
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*/
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#ifndef GFILE_NEED_CHIBIOSFS
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#define GFILE_NEED_CHIBIOSFS FALSE
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#endif
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/**
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* @brief Include raw memory pointer support
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* @details Defaults to FALSE
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* @note Use the @p gfileOpenMemory() call to open a GFILE based on a
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* memory pointer. The GFILE opened appears to be of unlimited size.
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* @note A GFile of this type cannot be opened by filename.
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*/
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#ifndef GFILE_NEED_MEMFS
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#define GFILE_NEED_MEMFS FALSE
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#endif
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/**
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* @brief Include support for file list functions
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* @details Defaults to FALSE
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* @note Adds support for @p gfileOpenFileList(), @p gfileReadFileList() and @p gfileCloseFileList().
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*/
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#ifndef GFILE_NEED_FILELISTS
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#define GFILE_NEED_FILELISTS FALSE
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#endif
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/**
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* @}
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*
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* @name GFILE Optional Parameters
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* @{
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*/
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/**
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* @brief Add floating point support to printg/scang etc.
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*/
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#ifndef GFILE_ALLOW_FLOATS
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#define GFILE_ALLOW_FLOATS FALSE
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#endif
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/**
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* @brief Can the device be specified as part of the file name.
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* @note If this is on then a device letter and a vertical bar can be
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* prefixed on a file name to specify that it must be on a
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* specific device.
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*/
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#ifndef GFILE_ALLOW_DEVICESPECIFIC
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#define GFILE_ALLOW_DEVICESPECIFIC FALSE
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#endif
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/**
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* @brief The maximum number of open files
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* @note This count excludes gfileStdIn, gfileStdOut and gfileStdErr
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* (if open by default).
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*/
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#ifndef GFILE_MAX_GFILES
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#define GFILE_MAX_GFILES 3
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#endif
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/**
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* @brief TUse an external FATFS library instead of the uGFX inbuilt one
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* @note This is applicable when GFILE_NEED_FATFS is specified. It allows
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* the programmer to use their own FATFS implementation provided the
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* api matches the fatfs-0.10b API.
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* @note The users ffconf.h file still needs to be reachable when compiling uGFX.
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* @note If ffconf.h contains _FS_REENTRANT as true then the user provided simpleton
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* routines must be compatible with uGFX threading.
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* @note If ffconf.h contains _USE_LFN == 3 then the user provided simpleton routines must
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* be compatible with uGFX memory management.
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*/
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#ifndef GFILE_FATFS_EXTERNAL_LIB
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#define GFILE_FATFS_EXTERNAL_LIB FALSE
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#endif
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/**
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* @brief TUse an external PETITFS library instead of the uGFX inbuilt one
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* @note This is applicable when GFILE_NEED_PETITFS is specified. It allows
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* the programmer to use their own FATFS implementation provided the
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* api matches the petitfs-0.03 API.
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* @note The users pffconf.h file still needs to be reachable when compiling uGFX.
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*/
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#ifndef GFILE_PETITFS_EXTERNAL_LIB
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#define GFILE_PETITFS_EXTERNAL_LIB FALSE
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#endif
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/** @} */
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#endif /* _GFILE_OPTIONS_H */
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/** @} */
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