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-rw-r--r--fs/fat/rockbox_file.c831
1 files changed, 831 insertions, 0 deletions
diff --git a/fs/fat/rockbox_file.c b/fs/fat/rockbox_file.c
new file mode 100644
index 000000000..452805dc9
--- /dev/null
+++ b/fs/fat/rockbox_file.c
@@ -0,0 +1,831 @@
+/***************************************************************************
+ * Copyright (C) 2002 by Björn Stenberg
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************
+ * Source file dumped from rockbox-3.1 distribution.
+ * $Id: file.c 17847 2008-06-28 18:10:04Z bagder $
+ * Copyright (C) 2002 by Björn Stenberg
+ ****************************************************************************
+ * See file CREDITS for list of people who contributed to the U-boot
+ * project.
+ *
+ * 01/17/2006 Keith Outwater (outwater4@comcast.net) - port to U-Boot using
+ * CVS version 1.66 of 'firmware/common/file.c' from rockbox CVS server.
+ * 01/07/2009 etienne.carriere@stnwireless.com - update u-boot port from rockbox-3.1
+ ****************************************************************************
+ */
+#include <common.h>
+#include <config.h>
+
+#include <asm/errno.h>
+#include <asm/string.h>
+#include <fat.h>
+#include "rockbox_debug.h"
+
+/*- exported ressources ------------------------------------------*/
+/* FIXME: correct prototypes
+ * int creat(const char *pathname, mode_t mode);
+ * int open(const char *pathname, int flags);
+ * int close(int fd);
+ * int fsync(int fd);
+ * int remove(const char *name);
+ * int rename(const char *path, const char *newpath);
+ * int ftruncate(int fd, off_t size);
+ * ssize_t write(int fd, const void *buf, size_t count);
+ * ssize_t read(int fd, void *buf, size_t count);
+ * off_t lseek(int fd, off_t offset, int whence);
+ * off_t filesize(int fd);
+ */
+
+
+#define LDEBUGF fat_dprintf
+#define DEBUGF fat_dprintf
+
+/*- imported ressources ------------------------------------------*/
+extern int errno; /* see board/<board>/<board>.c */
+extern int strcasecmp(const char *s1, const char *s2); /* from rockbox_wrapper.c */
+
+#ifndef __HAVE_ARCH_STRNICMP
+//FIXME: useless
+//extern int strnicmp(const char *s1, const char *s2, size_t len);
+#endif
+
+/*
+ These functions provide a roughly POSIX-compatible file IO API.
+
+ Since the fat32 driver only manages sectors, we maintain a one-sector
+ cache for each open file. This way we can provide byte access without
+ having to re-read the sector each time.
+ The penalty is the RAM used for the cache and slightly more complex code.
+*/
+
+#if !defined(CONFIG_ROCKBOX_FAT_MAX_OPEN_FILES)
+#define CONFIG_ROCKBOX_FAT_MAX_OPEN_FILES 1
+#endif
+
+struct filedesc {
+ unsigned char cache[SECTOR_SIZE];
+ int cacheoffset; /* invariant: 0 <= cacheoffset <= SECTOR_SIZE */
+ long fileoffset;
+ long size;
+ int attr;
+ struct fat_file fatfile;
+ bool busy;
+ bool write;
+ bool dirty;
+ bool trunc;
+};
+
+static struct filedesc openfiles[CONFIG_ROCKBOX_FAT_MAX_OPEN_FILES];
+
+static int fat_flush_cache(int fd);
+
+int creat(const char *pathname)
+{
+ return open(pathname, O_WRONLY | O_CREAT | O_TRUNC);
+}
+
+static int open_internal(const char* pathname, int flags, bool use_cache)
+{
+ DIR_UNCACHED* dir;
+ struct dirent_uncached* entry;
+ int fd;
+ char pathnamecopy[MAX_PATH];
+ char *name;
+ struct filedesc *file = NULL;
+ int rc;
+#ifndef HAVE_DIRCACHE
+ (void)use_cache;
+#endif
+
+ LDEBUGF("open(\"%s\",%d)\n",pathname,flags);
+
+ /* Only absolute paths are supported. */
+ if (pathname[0] != '/') {
+ DEBUGF("'%s' is not an absolute path.\n",pathname);
+ DEBUGF("Only absolute pathnames supported at the moment\n");
+ errno = EINVAL;
+ return -1;
+ }
+
+ /* find a free file descriptor */
+ for ( fd=0; fd<CONFIG_ROCKBOX_FAT_MAX_OPEN_FILES; fd++ )
+ if (!openfiles[fd].busy)
+ break;
+
+ if ( fd == CONFIG_ROCKBOX_FAT_MAX_OPEN_FILES ) {
+ DEBUGF("Too many files open\n");
+ errno = EMFILE;
+ return -2;
+ }
+
+ file = &openfiles[fd];
+ memset(file, 0, sizeof (struct filedesc));
+
+ if (flags & (O_RDWR | O_WRONLY)) {
+ file->write = true;
+
+ if (flags & O_TRUNC)
+ file->trunc = true;
+ }
+ file->busy = true;
+
+#ifdef HAVE_DIRCACHE
+ if (dircache_is_enabled() && !file->write && use_cache)
+ {
+ const struct dircache_entry *ce;
+# ifdef HAVE_MULTIVOLUME
+ int volume = strip_volume(pathname, pathnamecopy);
+# endif
+
+ ce = dircache_get_entry_ptr(pathname);
+ if (!ce)
+ {
+ errno = ENOENT;
+ file->busy = false;
+ return -7;
+ }
+
+ fat_open(IF_MV2(volume,)
+ ce->startcluster,
+ &(file->fatfile),
+ NULL);
+ file->size = ce->size;
+ file->attr = ce->attribute;
+ file->cacheoffset = -1;
+ file->fileoffset = 0;
+
+ return fd;
+ }
+#endif
+
+ strncpy(pathnamecopy, pathname, sizeof (pathnamecopy));
+ pathnamecopy[sizeof (pathnamecopy) - 1] = 0;
+
+ /* locate filename */
+ name = strrchr(pathnamecopy + 1, '/');
+ if (name) {
+ *name = 0;
+ dir = opendir_uncached(pathnamecopy);
+ *name = '/';
+ name++;
+ }
+ else {
+ dir = opendir_uncached("/");
+ name = pathnamecopy + 1;
+ }
+ if (!dir) {
+ DEBUGF("Failed opening dir\n");
+ errno = EIO;
+ file->busy = false;
+ return -4;
+ }
+
+ if (name[0] == 0) {
+ DEBUGF("Empty file name\n");
+ errno = EINVAL;
+ file->busy = false;
+ closedir_uncached(dir);
+ return -5;
+ }
+
+ /* scan dir for name */
+ while ((entry = readdir_uncached(dir))) {
+ if ( !strcasecmp(name, (char*)entry->d_name) ) {
+ fat_open(IF_MV2(dir->fatdir.file.volume,)
+ entry->startcluster,
+ &(file->fatfile),
+ &(dir->fatdir));
+ file->size = file->trunc ? 0 : entry->size;
+ file->attr = entry->attribute;
+ break;
+ }
+ }
+
+ if (!entry) {
+ LDEBUGF("Didn't find file %s\n",name);
+ if (file->write && (flags & O_CREAT)) {
+ rc = fat_create_file(name,
+ &(file->fatfile),
+ &(dir->fatdir));
+ if (rc < 0) {
+ DEBUGF("Couldn't create %s in %s\n",name,pathnamecopy);
+ errno = EIO;
+ file->busy = false;
+ closedir_uncached(dir);
+ return rc * 10 - 6;
+ }
+#ifdef HAVE_DIRCACHE
+ dircache_add_file(pathname, file->fatfile.firstcluster);
+#endif
+ file->size = 0;
+ file->attr = 0;
+ }
+ else {
+ DEBUGF("Couldn't find %s in %s\n",name,pathnamecopy);
+ errno = ENOENT;
+ file->busy = false;
+ closedir_uncached(dir);
+ return -7;
+ }
+ } else {
+ if (file->write && (file->attr & FAT_ATTR_DIRECTORY)) {
+ errno = EISDIR;
+ file->busy = false;
+ closedir_uncached(dir);
+ return -8;
+ }
+ }
+ closedir_uncached(dir);
+
+ file->cacheoffset = -1;
+ file->fileoffset = 0;
+
+ if (file->write && (flags & O_APPEND)) {
+ rc = lseek(fd, 0, SEEK_END);
+ if (rc < 0)
+ return rc * 10 - 9;
+ }
+
+#ifdef HAVE_DIRCACHE
+ if (file->write)
+ dircache_bind(fd, pathname);
+#endif
+
+ return fd;
+}
+
+int open(const char* pathname, int flags)
+{
+ /* By default, use the dircache if available. */
+ return open_internal(pathname, flags, true);
+}
+
+int close(int fd)
+{
+ struct filedesc *file = &openfiles[fd];
+ int rc = 0;
+
+ LDEBUGF("close(%d)\n", fd);
+
+ if (fd < 0 || fd > CONFIG_ROCKBOX_FAT_MAX_OPEN_FILES - 1) {
+ errno = EINVAL;
+ return -1;
+ }
+ if (!file->busy) {
+ errno = EBADF;
+ return -2;
+ }
+ if (file->write) {
+ rc = fsync(fd);
+ if (rc < 0)
+ return rc * 10 - 3;
+#ifdef HAVE_DIRCACHE
+ dircache_update_filesize(fd, file->size, file->fatfile.firstcluster);
+ dircache_update_filetime(fd);
+#endif
+ }
+
+ file->busy = false;
+ return 0;
+}
+
+int fsync(int fd)
+{
+ struct filedesc *file = &openfiles[fd];
+ int rc = 0;
+
+ LDEBUGF("fsync(%d)\n", fd);
+
+ if (fd < 0 || fd > CONFIG_ROCKBOX_FAT_MAX_OPEN_FILES - 1) {
+ errno = EINVAL;
+ return -1;
+ }
+ if (!file->busy) {
+ errno = EBADF;
+ return -2;
+ }
+ if (file->write) {
+ /* flush sector cache */
+ if (file->dirty) {
+ rc = fat_flush_cache(fd);
+ if (rc < 0)
+ {
+ /* when failing, try to close the file anyway */
+ fat_closewrite(&(file->fatfile), file->size, file->attr);
+ return rc * 10 - 3;
+ }
+ }
+
+ /* truncate? */
+ if (file->trunc) {
+ rc = ftruncate(fd, file->size);
+ if (rc < 0)
+ {
+ /* when failing, try to close the file anyway */
+ fat_closewrite(&(file->fatfile), file->size, file->attr);
+ return rc * 10 - 4;
+ }
+ }
+
+ /* tie up all loose ends */
+ rc = fat_closewrite(&(file->fatfile), file->size, file->attr);
+ if (rc < 0)
+ return rc * 10 - 5;
+ }
+ return 0;
+}
+
+int remove(const char* name)
+{
+ int rc;
+ struct filedesc *file;
+ /* Can't use dircache now, because we need to access the fat structures. */
+ int fd = open_internal(name, O_WRONLY, false);
+ if (fd < 0)
+ return fd * 10 - 1;
+
+ file = &openfiles[fd];
+#ifdef HAVE_DIRCACHE
+ dircache_remove(name);
+#endif
+ rc = fat_remove(&(file->fatfile));
+ if (rc < 0) {
+ DEBUGF("Failed removing file: %d\n", rc);
+ errno = EIO;
+ return rc * 10 - 3;
+ }
+
+ file->size = 0;
+
+ rc = close(fd);
+ if (rc < 0)
+ return rc * 10 - 4;
+
+ return 0;
+}
+
+int rename(const char* path, const char* newpath)
+{
+ int rc, fd;
+ DIR_UNCACHED* dir;
+ char *nameptr;
+ char *dirptr;
+ struct filedesc *file;
+ char newpath2[MAX_PATH];
+
+ /* verify new path does not already exist */
+ /* If it is a directory, errno == EISDIR if the name exists */
+ fd = open(newpath, O_RDONLY);
+ if (fd >= 0 || errno == EISDIR) {
+ close(fd);
+ errno = EBUSY;
+ return -1;
+ }
+ close(fd);
+
+ fd = open_internal(path, O_RDONLY, false);
+ if (fd < 0) {
+ errno = EIO;
+ return fd * 10 - 2;
+ }
+
+ /* extract new file name */
+ nameptr = strrchr(newpath, '/');
+ if (nameptr)
+ nameptr++;
+ else
+ return -3;
+
+ /* Extract new path */
+ strcpy(newpath2, newpath);
+
+ dirptr = strrchr(newpath2, '/');
+ if (dirptr)
+ *dirptr = 0;
+ else
+ return -4;
+
+ dirptr = newpath2;
+
+ if (strlen(dirptr) == 0) {
+ dirptr = "/";
+ }
+
+ dir = opendir_uncached(dirptr);
+ if (!dir)
+ return -5;
+
+ file = &openfiles[fd];
+
+ rc = fat_rename(&file->fatfile, &dir->fatdir, (unsigned char*)nameptr,
+ file->size, file->attr);
+#ifdef HAVE_MULTIVOLUME
+ if ( rc == -1) {
+ DEBUGF("Failed renaming file across volumnes: %d\n", rc);
+ errno = EXDEV;
+ return -6;
+ }
+#endif
+ if (rc < 0) {
+ DEBUGF("Failed renaming file: %d\n", rc);
+ errno = EIO;
+ return rc * 10 - 7;
+ }
+#ifdef HAVE_DIRCACHE
+ dircache_rename(path, newpath);
+#endif
+
+ rc = close(fd);
+ if (rc < 0) {
+ errno = EIO;
+ return rc * 10 - 8;
+ }
+
+ rc = closedir_uncached(dir);
+ if (rc<0) {
+ errno = EIO;
+ return rc * 10 - 9;
+ }
+
+ return 0;
+}
+
+int ftruncate(int fd, off_t size)
+{
+ int rc, sector;
+ struct filedesc *file = &openfiles[fd];
+
+ sector = size / SECTOR_SIZE;
+ if (size % SECTOR_SIZE)
+ sector++;
+
+ rc = fat_seek(&(file->fatfile), sector);
+ if (rc < 0) {
+ errno = EIO;
+ return rc * 10 - 1;
+ }
+
+ rc = fat_truncate(&(file->fatfile));
+ if (rc < 0) {
+ errno = EIO;
+ return rc * 10 - 2;
+ }
+
+ file->size = size;
+#ifdef HAVE_DIRCACHE
+ dircache_update_filesize(fd, size, file->fatfile.firstcluster);
+#endif
+
+ return 0;
+}
+
+static int fat_flush_cache(int fd)
+{
+ int rc;
+ struct filedesc *file = &openfiles[fd];
+ long sector = file->fileoffset / SECTOR_SIZE;
+
+ DEBUGF("Flushing dirty sector cache\n");
+
+ /* make sure we are on correct sector */
+ rc = fat_seek(&(file->fatfile), sector);
+ if (rc < 0)
+ return rc * 10 - 3;
+
+ rc = fat_readwrite(&(file->fatfile), 1, file->cache, true);
+
+ if (rc < 0) {
+ if (file->fatfile.eof)
+ errno = ENOSPC;
+
+ return rc * 10 - 2;
+ }
+
+ file->dirty = false;
+
+ return 0;
+}
+
+static int readwrite(int fd, void* buf, long count, bool write)
+{
+ long sectors;
+ long nread = 0;
+ struct filedesc *file = &openfiles[fd];
+ int rc;
+
+ if (fd < 0 || fd > CONFIG_ROCKBOX_FAT_MAX_OPEN_FILES-1) {
+ errno = EINVAL;
+ return -1;
+ }
+ if (!file->busy) {
+ errno = EBADF;
+ return -1;
+ }
+
+ LDEBUGF( "readwrite(%d,%lx,%ld,%s)\n",
+ fd, (long) buf, count, write ? "write" : "read");
+
+ /* attempt to read past EOF? */
+ if (!write && count > file->size - file->fileoffset)
+ count = file->size - file->fileoffset;
+
+ /* any head bytes? */
+ if (file->cacheoffset != -1) {
+ int offs = file->cacheoffset;
+ int headbytes = (count < (SECTOR_SIZE - offs)) ? count : (SECTOR_SIZE - offs);
+
+ if (write) {
+ memcpy(file->cache + offs, buf, headbytes);
+ file->dirty = true;
+ }
+ else {
+ memcpy( buf, file->cache + offs, headbytes );
+ }
+
+ if (offs + headbytes == SECTOR_SIZE) {
+ if (file->dirty) {
+ rc = fat_flush_cache(fd);
+ if (rc < 0) {
+ errno = EIO;
+ return rc * 10 - 2;
+ }
+ }
+ file->cacheoffset = -1;
+ }
+ else {
+ file->cacheoffset += headbytes;
+ }
+
+ nread = headbytes;
+ count -= headbytes;
+ }
+
+ /* If the buffer has been modified, either it has been flushed already
+ * (if (offs+headbytes == SECTOR_SIZE)...) or does not need to be (no
+ * more data to follow in this call). Do NOT flush here. */
+
+ /* read/write whole sectors right into/from the supplied buffer */
+ sectors = count / SECTOR_SIZE;
+ if (sectors) {
+ rc = fat_readwrite(&(file->fatfile), sectors,
+ (unsigned char *) buf + nread, write);
+ if (rc < 0) {
+ DEBUGF("Failed read/writing %ld sectors\n",sectors);
+ errno = EIO;
+ if (write && file->fatfile.eof) {
+ DEBUGF("No space left on device\n");
+ errno = ENOSPC;
+ } else {
+ file->fileoffset += nread;
+ }
+ file->cacheoffset = -1;
+ /* adjust file size to length written */
+ if ( write && file->fileoffset > file->size )
+ {
+ file->size = file->fileoffset;
+#ifdef HAVE_DIRCACHE
+ dircache_update_filesize(fd, file->size, file->fatfile.firstcluster);
+#endif
+ }
+ return nread ? nread : rc * 10 - 4;
+ }
+ else {
+ if (rc > 0) {
+ nread += rc * SECTOR_SIZE;
+ count -= sectors * SECTOR_SIZE;
+
+ /* if eof, skip tail bytes */
+ if (rc < sectors)
+ count = 0;
+ }
+ else {
+ /* eof */
+ count = 0;
+ }
+
+ file->cacheoffset = -1;
+ }
+ }
+
+ /* any tail bytes? */
+ if (count) {
+ if (write) {
+ if (file->fileoffset + nread < file->size) {
+ /* sector is only partially filled. copy-back from disk */
+ LDEBUGF("Copy-back tail cache\n");
+ rc = fat_readwrite(&(file->fatfile), 1, file->cache, false );
+ if ( rc < 0 ) {
+ DEBUGF("Failed writing\n");
+ errno = EIO;
+ file->fileoffset += nread;
+ file->cacheoffset = -1;
+ /* adjust file size to length written */
+ if ( file->fileoffset > file->size )
+ {
+ file->size = file->fileoffset;
+#ifdef HAVE_DIRCACHE
+ dircache_update_filesize(fd, file->size, file->fatfile.firstcluster);
+#endif
+ }
+ return nread ? nread : rc * 10 - 5;
+ }
+ /* seek back one sector to put file position right */
+ rc = fat_seek(&(file->fatfile),
+ (file->fileoffset + nread) /
+ SECTOR_SIZE);
+ if (rc < 0) {
+ DEBUGF("fat_seek() failed\n");
+ errno = EIO;
+ file->fileoffset += nread;
+ file->cacheoffset = -1;
+ /* adjust file size to length written */
+ if ( file->fileoffset > file->size )
+ {
+ file->size = file->fileoffset;
+#ifdef HAVE_DIRCACHE
+ dircache_update_filesize(fd, file->size, file->fatfile.firstcluster);
+#endif
+ }
+ return nread ? nread : rc * 10 - 6;
+ }
+ }
+ memcpy( file->cache, (unsigned char*)buf + nread, count );
+ file->dirty = true;
+ }
+ else {
+ rc = fat_readwrite(&(file->fatfile), 1, &(file->cache),false);
+ if (rc < 1) {
+ DEBUGF("Failed caching sector\n");
+ errno = EIO;
+ file->fileoffset += nread;
+ file->cacheoffset = -1;
+ return nread ? nread : rc * 10 - 7;
+ }
+ memcpy( (unsigned char*)buf + nread, file->cache, count );
+ }
+
+ nread += count;
+ file->cacheoffset = count;
+ }
+
+ file->fileoffset += nread;
+ LDEBUGF("fileoffset: %ld\n", file->fileoffset);
+
+ /* adjust file size to length written */
+ if (write && file->fileoffset > file->size)
+ {
+ file->size = file->fileoffset;
+#ifdef HAVE_DIRCACHE
+ dircache_update_filesize(fd, file->size, file->fatfile.firstcluster);
+#endif
+ }
+
+ return nread;
+}
+
+ssize_t write(int fd, const void* buf, size_t count)
+{
+ if (!openfiles[fd].write) {
+ errno = EACCES;
+ return -1;
+ }
+ return readwrite(fd, (void *) buf, count, true);
+}
+
+ssize_t read(int fd, void* buf, size_t count)
+{
+ return readwrite(fd, buf, count, false);
+}
+
+off_t lseek(int fd, off_t offset, int whence)
+{
+ off_t pos;
+ long newsector;
+ long oldsector;
+ int sectoroffset;
+ int rc;
+ struct filedesc *file = &openfiles[fd];
+
+ LDEBUGF("lseek(%d,%ld,%d)\n",fd,offset,whence);
+
+ if (fd < 0 || fd > CONFIG_ROCKBOX_FAT_MAX_OPEN_FILES-1) {
+ errno = EINVAL;
+ return -1;
+ }
+ if (!file->busy) {
+ errno = EBADF;
+ return -1;
+ }
+
+ switch (whence) {
+ case SEEK_SET:
+ pos = offset;
+ break;
+
+ case SEEK_CUR:
+ pos = file->fileoffset + offset;
+ break;
+
+ case SEEK_END:
+ pos = file->size + offset;
+ break;
+
+ default:
+ errno = EINVAL;
+ return -2;
+ }
+ if ((pos < 0) || (pos > file->size)) {
+ errno = EINVAL;
+ return -3;
+ }
+
+ /* new sector? */
+ newsector = pos / SECTOR_SIZE;
+ oldsector = file->fileoffset / SECTOR_SIZE;
+ sectoroffset = pos % SECTOR_SIZE;
+
+ if ((newsector != oldsector) ||
+ ((file->cacheoffset == -1) && sectoroffset)) {
+
+ if (newsector != oldsector) {
+ if (file->dirty) {
+ rc = fat_flush_cache(fd);
+ if (rc < 0)
+ return rc * 10 - 5;
+ }
+
+ rc = fat_seek(&(file->fatfile), newsector);
+ if (rc < 0) {
+ errno = EIO;
+ return rc * 10 - 4;
+ }
+ }
+ if (sectoroffset) {
+ rc = fat_readwrite(&(file->fatfile), 1,
+ &(file->cache), false);
+ if (rc < 0) {
+ errno = EIO;
+ return rc * 10 - 6;
+ }
+ file->cacheoffset = sectoroffset;
+ }
+ else
+ file->cacheoffset = -1;
+ }
+ else
+ if ( file->cacheoffset != -1 )
+ file->cacheoffset = sectoroffset;
+
+ file->fileoffset = pos;
+
+ return pos;
+}
+
+off_t filesize(int fd)
+{
+ struct filedesc *file = &openfiles[fd];
+
+ if (fd < 0 || fd > CONFIG_ROCKBOX_FAT_MAX_OPEN_FILES-1) {
+ errno = EINVAL;
+ return -1;
+ }
+ if (!file->busy) {
+ errno = EBADF;
+ return -1;
+ }
+
+ return file->size;
+}
+#ifdef HAVE_HOTSWAP
+/* release all file handles on a given volume "by force", to avoid leaks */
+int release_files(int volume)
+{
+ struct filedesc* pfile = openfiles;
+ int fd;
+ int closed = 0;
+ for ( fd=0; fd<MAX_OPEN_FILES; fd++, pfile++)
+ {
+ if (pfile->fatfile.volume == volume)
+ {
+ pfile->busy = false; /* mark as available, no further action */
+ closed++;
+ }
+ }
+ return closed; /* return how many we did */
+}
+#endif /* #ifdef HAVE_HOTSWAP */
+