/*
- * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
+ * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
*
* Copyright (C) 2002-2007 Aleph One Ltd.
* for Toby Churchill Ltd and Brightstar Engineering
#define __EXTRAS_H__
-#if !(defined __KERNEL__)
+#if !(defined __KERNEL__)
/* Definition of types */
typedef unsigned char __u8;
};
+/* Initialise a static list */
+#define YLIST_HEAD(name) \
+struct ylist_head name = { &(name),&(name)}
+
+
+
/* Initialise a list head to an empty list */
#define YINIT_LIST_HEAD(p) \
do { \
/* Add an element to a list */
static __inline__ void ylist_add(struct ylist_head *newEntry,
- struct ylist_head *list)
+ struct ylist_head *list)
{
- struct ylist_head *listNext = list->next;
-
- list->next = newEntry;
- newEntry->prev = list;
+ struct ylist_head *listNext = list->next;
+
+ list->next = newEntry;
+ newEntry->prev = list;
newEntry->next = listNext;
listNext->prev = newEntry;
}
+static __inline__ void ylist_add_tail(struct ylist_head *newEntry,
+ struct ylist_head *list)
+{
+ struct ylist_head *listPrev = list->prev;
+
+ list->prev = newEntry;
+ newEntry->next = list;
+ newEntry->prev = listPrev;
+ listPrev->next = newEntry;
+
+}
+
/* Take an element out of its current list, with or without
* reinitialising the links.of the entry*/
static __inline__ void ylist_del(struct ylist_head *entry)
{
- struct ylist_head *listNext = entry->next;
- struct ylist_head *listPrev = entry->prev;
-
- listNext->prev = listPrev;
- listPrev->next = listNext;
-
+ struct ylist_head *listNext = entry->next;
+ struct ylist_head *listPrev = entry->prev;
+
+ listNext->prev = listPrev;
+ listPrev->next = listNext;
+
}
static __inline__ void ylist_del_init(struct ylist_head *entry)
{
- ylist_del(entry);
- entry->next = entry->prev = entry;
+ ylist_del(entry);
+ entry->next = entry->prev = entry;
}
/* Test if the list is empty */
static __inline__ int ylist_empty(struct ylist_head *entry)
{
- return (entry->next == entry);
+ return (entry->next == entry);
}
#define ylist_entry(entry, type, member) \
- ((type *)((char *)(entry)-(unsigned long)(&((type *)NULL)->member)))
+ ((type *)((char *)(entry)-(unsigned long)(&((type *)NULL)->member)))
/* ylist_for_each and list_for_each_safe iterate over lists.
*/
#define ylist_for_each(itervar, list) \
- for (itervar = (list)->next; itervar != (list); itervar = itervar->next )
+ for (itervar = (list)->next; itervar != (list); itervar = itervar->next )
#define ylist_for_each_safe(itervar,saveVar, list) \
- for (itervar = (list)->next, saveVar = (list)->next->next; itervar != (list); \
- itervar = saveVar, saveVar = saveVar->next)
+ for (itervar = (list)->next, saveVar = (list)->next->next; itervar != (list); \
+ itervar = saveVar, saveVar = saveVar->next)
#if !(defined __KERNEL__)
/* File types */
-#define DT_UNKNOWN 0
-#define DT_FIFO 1
-#define DT_CHR 2
+#define DT_UNKNOWN 0
+#define DT_FIFO 1
+#define DT_CHR 2
#define DT_DIR 4
#define DT_BLK 6
-#define DT_REG 8
-#define DT_LNK 10
-#define DT_SOCK 12
-#define DT_WHT 14
+#define DT_REG 8
+#define DT_LNK 10
+#define DT_SOCK 12
+#define DT_WHT 14
#ifndef WIN32
#endif
/*
- * Attribute flags.
+ * Attribute flags. These should be or-ed together to figure out what
+ * has been changed!
*/
-#define ATTR_MODE 1
-#define ATTR_UID 2
+#define ATTR_MODE 1
+#define ATTR_UID 2
#define ATTR_GID 4
#define ATTR_SIZE 8
#define ATTR_ATIME 16
#define ATTR_MTIME 32
#define ATTR_CTIME 64
-
struct iattr {
unsigned int ia_valid;
unsigned ia_mode;
unsigned ia_atime;
unsigned ia_mtime;
unsigned ia_ctime;
- unsigned int ia_attr_flags;
+ unsigned int ia_attr_flags;
};
#endif