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authorDaniel Stenberg <daniel@haxx.se>2003-02-07 10:08:02 +0000
committerDaniel Stenberg <daniel@haxx.se>2003-02-07 10:08:02 +0000
commite597ca4732c82148f37cb6931ca917818ee31c8a (patch)
tree3174a2cbfa020d02cf7db1c218d3d461533c5102 /firmware/export/fat.h
parent70e59ede4e28a0972f0c4b3c2fab156ed186dd92 (diff)
downloadrockbox-e597ca4732c82148f37cb6931ca917818ee31c8a.tar.gz
rockbox-e597ca4732c82148f37cb6931ca917818ee31c8a.zip
Move publicly (from apps) accessed files from drivers/ to export/.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3219 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/export/fat.h')
-rw-r--r--firmware/export/fat.h96
1 files changed, 96 insertions, 0 deletions
diff --git a/firmware/export/fat.h b/firmware/export/fat.h
new file mode 100644
index 0000000000..ec71fceb05
--- /dev/null
+++ b/firmware/export/fat.h
@@ -0,0 +1,96 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * Copyright (C) 2002 by Linus Nielsen Feltzing
+ *
+ * All files in this archive are subject to the GNU General Public License.
+ * See the file COPYING in the source tree root for full license agreement.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#ifndef FAT_H
+#define FAT_H
+
+#include <stdbool.h>
+
+#define SECTOR_SIZE 512
+
+struct fat_direntry
+{
+ unsigned char name[256]; /* Name plus \0 */
+ unsigned short attr; /* Attributes */
+ unsigned char crttimetenth; /* Millisecond creation
+ time stamp (0-199) */
+ unsigned short crttime; /* Creation time */
+ unsigned short crtdate; /* Creation date */
+ unsigned short lstaccdate; /* Last access date */
+ unsigned short wrttime; /* Last write time */
+ unsigned short wrtdate; /* Last write date */
+ unsigned int filesize; /* File size in bytes */
+ int firstcluster; /* fstclusterhi<<16 + fstcluslo */
+};
+
+#define FAT_ATTR_READ_ONLY 0x01
+#define FAT_ATTR_HIDDEN 0x02
+#define FAT_ATTR_SYSTEM 0x04
+#define FAT_ATTR_VOLUME_ID 0x08
+#define FAT_ATTR_DIRECTORY 0x10
+#define FAT_ATTR_ARCHIVE 0x20
+
+struct fat_file
+{
+ int firstcluster; /* first cluster in file */
+ int lastcluster; /* cluster of last access */
+ int lastsector; /* sector of last access */
+ int sectornum; /* sector number in this cluster */
+ unsigned int direntry; /* short dir entry index from start of dir */
+ unsigned int direntries; /* number of dir entries used by this file */
+ unsigned int dircluster; /* first cluster of dir */
+ bool eof;
+};
+
+struct fat_dir
+{
+ unsigned int entry;
+ unsigned int entrycount;
+ int sector;
+ struct fat_file file;
+ unsigned char sectorcache[3][SECTOR_SIZE];
+};
+
+
+extern int fat_mount(int startsector);
+extern void fat_size(unsigned int* size, unsigned int* free);
+extern void fat_recalc_free(void);
+
+extern int fat_create_dir(unsigned int currdir, char *name);
+extern int fat_startsector(void);
+extern int fat_open(unsigned int cluster,
+ struct fat_file* ent,
+ struct fat_dir* dir);
+extern int fat_create_file(char* name,
+ struct fat_file* ent,
+ struct fat_dir* dir);
+extern int fat_readwrite(struct fat_file *ent, int sectorcount,
+ void* buf, bool write );
+extern int fat_closewrite(struct fat_file *ent, int size, int attr);
+extern int fat_seek(struct fat_file *ent, unsigned int sector );
+extern int fat_remove(struct fat_file *ent);
+extern int fat_truncate(struct fat_file *ent);
+extern int fat_rename(struct fat_file* file,
+ unsigned char* newname,
+ int size, int attr);
+
+extern int fat_opendir(struct fat_dir *ent, unsigned int currdir);
+extern int fat_getnext(struct fat_dir *ent, struct fat_direntry *entry);
+
+#endif