X-Git-Url: https://git.sven.stormbind.net/?p=sven%2Fexfatprogs.git;a=blobdiff_plain;f=include%2Fexfat_ondisk.h;h=b3fc1fe4d13a3c1bbc2fea65154d16baf6a25ab7;hp=70546a321fd8cc066d0a37ac21e9429b794247d2;hb=HEAD;hpb=f7feb8f190bd23ec253bf9fe705738049d9cedd7

diff --git a/include/exfat_ondisk.h b/include/exfat_ondisk.h
index 70546a3..42cdadf 100644
--- a/include/exfat_ondisk.h
+++ b/include/exfat_ondisk.h
@@ -39,12 +39,14 @@
 #define DENTRY_SIZE_BITS	5
 /* exFAT allows 8388608(256MB) directory entries */
 #define MAX_EXFAT_DENTRIES	8388608
+#define MIN_FILE_DENTRIES	3
+#define MAX_NAME_DENTRIES	17
 
 /* dentry types */
 #define MSDOS_DELETED		0xE5	/* deleted mark */
 #define MSDOS_UNUSED		0x00	/* end of directory */
 
-#define EXFAT_UNUSED		0x00	/* end of directory */
+#define EXFAT_LAST		0x00	/* end of directory */
 #define EXFAT_DELETE		~(0x80)
 #define IS_EXFAT_DELETED(x)	((x) < 0x80) /* deleted file (0x01~0x7F) */
 #define EXFAT_INVAL		0x80	/* invalid value */
@@ -93,7 +95,7 @@
 #define EXFAT_BAD_CLUSTER		(0xFFFFFFF7U)
 #define EXFAT_FREE_CLUSTER		(0)
 #define EXFAT_FIRST_CLUSTER		(2)
-#define EXFAT_REVERVED_CLUSTERS		(2)
+#define EXFAT_RESERVED_CLUSTERS		(2)
 
 
 /* EXFAT BIOS parameter block (64 bytes) */
@@ -131,18 +133,8 @@ struct pbr {
 	__le16 signature;
 };
 
-/* Extended Boot Sector */
-struct exbs {
-	__u8 zero[510];
-	__le16 signature;
-};
-
-/* Extended Boot Record (8 sectors) */
-struct expbr {
-	struct exbs eb[8];
-};
-
 #define VOLUME_LABEL_MAX_LEN	11
+#define VOLUME_GUID_LEN		16
 #define ENTRY_NAME_MAX		15
 
 struct exfat_dentry {
@@ -167,8 +159,10 @@ struct exfat_dentry {
 			__le16 access_date;
 			__u8 create_time_ms;
 			__u8 modify_time_ms;
-			__u8 access_time_ms;
-			__u8 reserved2[9];
+			__u8 create_tz;
+			__u8 modify_tz;
+			__u8 access_tz;
+			__u8 reserved2[7];
 		} __attribute__((packed)) file; /* file directory entry */
 		struct {
 			__u8 flags;
@@ -198,6 +192,13 @@ struct exfat_dentry {
 			__le32 start_clu;
 			__le64 size;
 		} __attribute__((packed)) upcase; /* up-case table directory entry */
+		struct {
+			__u8 num_ext;
+			__le16 checksum;
+			__u16 flags;
+			__u8 guid[VOLUME_GUID_LEN];
+			__u8 reserved[10];
+		} __attribute__((packed)) guid; /* volume GUID directory entry */
 	} __attribute__((packed)) dentry;
 } __attribute__((packed));