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https://github.com/CloverHackyColor/CloverBootloader.git
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99 lines
3.2 KiB
C
99 lines
3.2 KiB
C
/**
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* \file fsw_posix.h
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* POSIX user space host environment header.
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*/
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/*-
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* Copyright (c) 2006 Christoph Pfisterer
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the
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* distribution.
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*
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* * Neither the name of Christoph Pfisterer nor the names of the
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _FSW_POSIX_H_
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#define _FSW_POSIX_H_
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#include "fsw_core.h"
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#include <fcntl.h>
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#include <sys/types.h>
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#include <sys/dir.h>
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/**
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* POSIX Host: Private per-volume structure.
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*/
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struct fsw_posix_volume {
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struct fsw_volume *vol; //!< FSW volume structure
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int fd; //!< System file descriptor for data access
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};
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/**
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* POSIX Host: Private structure for an open file.
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*/
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struct fsw_posix_file {
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struct fsw_posix_volume *pvol; //!< POSIX host volume structure
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struct fsw_shandle shand; //!< FSW handle for this file
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};
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/**
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* POSIX Host: Private structure for an open directory.
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*/
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struct fsw_posix_dir {
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struct fsw_posix_volume *pvol; //!< POSIX host volume structure
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struct fsw_shandle shand; //!< FSW handle for this file
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};
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/* functions */
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struct fsw_posix_volume * fsw_posix_mount(const char *path, struct fsw_fstype_table *fstype_table);
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int fsw_posix_unmount(struct fsw_posix_volume *pvol);
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struct fsw_posix_file * fsw_posix_open(struct fsw_posix_volume *pvol, const char *path, int flags, mode_t mode);
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ssize_t fsw_posix_read(struct fsw_posix_file *file, void *buf, size_t nbytes);
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off_t fsw_posix_lseek(struct fsw_posix_file *file, off_t offset, int whence);
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int fsw_posix_close(struct fsw_posix_file *file);
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struct fsw_posix_dir * fsw_posix_opendir(struct fsw_posix_volume *pvol, const char *path);
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struct dirent * fsw_posix_readdir(struct fsw_posix_dir *dir);
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void fsw_posix_rewinddir(struct fsw_posix_dir *dir);
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int fsw_posix_closedir(struct fsw_posix_dir *dir);
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#endif
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