*
* 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; version 2 of the License.
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
#define AO_FAT_IS_FILE(attr) (((attr) & (AO_FAT_FILE_VOLUME_LABEL|AO_FAT_FILE_DIRECTORY)) == 0)
#define AO_FAT_IS_DIR(attr) (((attr) & (AO_FAT_FILE_DIRECTORY|AO_FAT_FILE_VOLUME_LABEL)) == AO_FAT_FILE_DIRECTORY)
+/* API error codes */
#define AO_FAT_SUCCESS 0
#define AO_FAT_EPERM 1
#define AO_FAT_ENOENT 2
#define AO_FAT_EMFILE 24
#define AO_FAT_EFBIG 27
#define AO_FAT_ENOSPC 28
+#define AO_FAT_EDIREOF 29
+
+/* ao_fat_setup return values */
+#define AO_FAT_FILESYSTEM_SUCCESS 0
+#define AO_FAT_FILESYSTEM_MBR_READ_FAILURE 1
+#define AO_FAT_FILESYSTEM_INVALID_MBR_SIGNATURE 2
+#define AO_FAT_FILESYSTEM_INVALID_PARTITION_TYPE 3
+#define AO_FAT_FILESYSTEM_ZERO_SIZED_PARTITION 4
+
+#define AO_FAT_FILESYSTEM_BOOT_READ_FAILURE 5
+#define AO_FAT_FILESYSTEM_INVALID_BOOT_SIGNATURE 6
+#define AO_FAT_FILESYSTEM_INVALID_SECTOR_SIZE 7
void
ao_fat_sync(void);
+void
+ao_fat_unmount(void);
+
int8_t
ao_fat_full(void);
ao_fat_creat(char name[11]);
int8_t
-ao_fat_close(void);
+ao_fat_close(int8_t fd);
int
-ao_fat_read(void *dest, int len);
+ao_fat_read(int8_t fd, void *dest, int len);
int
-ao_fat_write(void *src, int len);
+ao_fat_write(int8_t fd, void *src, int len);
#define AO_FAT_SEEK_SET 0
#define AO_FAT_SEEK_CUR 1
#define AO_FAT_SEEK_END 2
int32_t
-ao_fat_seek(int32_t pos, uint8_t whence);
+ao_fat_seek(int8_t fd, int32_t pos, uint8_t whence);
int8_t
ao_fat_unlink(char name[11]);