#ifndef _FAT_H_
#define _FAT_H_
-#include <asm/byteorder.h>
#include <fs.h>
+#include <asm/byteorder.h>
+#include <asm/cache.h>
struct disk_partition;
#define MAX_CLUSTSIZE CONFIG_FS_FAT_MAX_CLUSTSIZE
-#define DIRENTSPERBLOCK (mydata->sect_size / sizeof(dir_entry))
#define DIRENTSPERCLUST ((mydata->clust_size * mydata->sect_size) / \
sizeof(dir_entry))
#define CASE_LOWER_BASE 8 /* base (name) is lower case */
#define CASE_LOWER_EXT 16 /* extension is lower case */
+struct nameext {
+ char name[8];
+ char ext[3];
+};
+
typedef struct dir_entry {
- char name[8],ext[3]; /* Name and extension */
+ struct nameext nameext; /* Name and extension */
__u8 attr; /* Attribute bits */
__u8 lcase; /* Case for name and ext (CASE_LOWER_x) */
__u8 ctime_ms; /* Creation time, milliseconds */
int fats; /* Number of FATs */
} fsdata;
+struct fat_itr;
+typedef struct fat_itr fat_itr;
+
static inline u32 clust_to_sect(fsdata *fsdata, u32 clust)
{
return fsdata->data_begin + clust * fsdata->clust_size;
int fat_unlink(const char *filename);
int fat_mkdir(const char *dirname);
void fat_close(void);
+void *fat_next_cluster(fat_itr *itr, unsigned int *nbytes);
+
+/**
+ * fat_uuid() - get FAT volume ID
+ *
+ * The FAT volume ID returned in @uuid_str as hexadecimal number in XXXX-XXXX
+ * format.
+ *
+ * @uuid_str: caller allocated buffer of at least 10 bytes for the volume ID
+ * Return: 0 on success
+ */
+int fat_uuid(char *uuid_str);
+
#endif /* _FAT_H_ */