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UBIFS: introduce LPT dump function

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Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
This commit is contained in:
Artem Bityutskiy
2008-10-31 17:32:30 +02:00
förälder 787845bdea
incheckning 2ba5f7ae81
5 ändrade filer med 185 tillägg och 47 borttagningar
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27
fs/ubifs/lpt.c
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@@ -557,7 +557,7 @@ static int calc_nnode_num(int row, int col)
* This function calculates and returns the nnode number based on the parent's
* nnode number and the index in parent.
*/
static int calc_nnode_num_from_parent(struct ubifs_info *c,
static int calc_nnode_num_from_parent(const struct ubifs_info *c,
struct ubifs_nnode *parent, int iip)
{
int num, shft;
@@ -582,7 +582,7 @@ static int calc_nnode_num_from_parent(struct ubifs_info *c,
* This function calculates and returns the pnode number based on the parent's
* nnode number and the index in parent.
*/
static int calc_pnode_num_from_parent(struct ubifs_info *c,
static int calc_pnode_num_from_parent(const struct ubifs_info *c,
struct ubifs_nnode *parent, int iip)
{
int i, n = c->lpt_hght - 1, pnum = parent->num, num = 0;
@@ -965,7 +965,7 @@ static int check_lpt_type(uint8_t **addr, int *pos, int type)
*
* This function returns %0 on success and a negative error code on failure.
*/
static int unpack_pnode(struct ubifs_info *c, void *buf,
static int unpack_pnode(const struct ubifs_info *c, void *buf,
struct ubifs_pnode *pnode)
{
uint8_t *addr = buf + UBIFS_LPT_CRC_BYTES;
@@ -995,15 +995,15 @@ static int unpack_pnode(struct ubifs_info *c, void *buf,
}
/**
* unpack_nnode - unpack a nnode.
* ubifs_unpack_nnode - unpack a nnode.
* @c: UBIFS file-system description object
* @buf: buffer containing packed nnode to unpack
* @nnode: nnode structure to fill
*
* This function returns %0 on success and a negative error code on failure.
*/
static int unpack_nnode(struct ubifs_info *c, void *buf,
struct ubifs_nnode *nnode)
int ubifs_unpack_nnode(const struct ubifs_info *c, void *buf,
struct ubifs_nnode *nnode)
{
uint8_t *addr = buf + UBIFS_LPT_CRC_BYTES;
int i, pos = 0, err;
@@ -1035,7 +1035,7 @@ static int unpack_nnode(struct ubifs_info *c, void *buf,
*
* This function returns %0 on success and a negative error code on failure.
*/
static int unpack_ltab(struct ubifs_info *c, void *buf)
static int unpack_ltab(const struct ubifs_info *c, void *buf)
{
uint8_t *addr = buf + UBIFS_LPT_CRC_BYTES;
int i, pos = 0, err;
@@ -1067,7 +1067,7 @@ static int unpack_ltab(struct ubifs_info *c, void *buf)
*
* This function returns %0 on success and a negative error code on failure.
*/
static int unpack_lsave(struct ubifs_info *c, void *buf)
static int unpack_lsave(const struct ubifs_info *c, void *buf)
{
uint8_t *addr = buf + UBIFS_LPT_CRC_BYTES;
int i, pos = 0, err;
@@ -1095,7 +1095,7 @@ static int unpack_lsave(struct ubifs_info *c, void *buf)
*
* This function returns %0 on success and a negative error code on failure.
*/
static int validate_nnode(struct ubifs_info *c, struct ubifs_nnode *nnode,
static int validate_nnode(const struct ubifs_info *c, struct ubifs_nnode *nnode,
struct ubifs_nnode *parent, int iip)
{
int i, lvl, max_offs;
@@ -1139,7 +1139,7 @@ static int validate_nnode(struct ubifs_info *c, struct ubifs_nnode *nnode,
*
* This function returns %0 on success and a negative error code on failure.
*/
static int validate_pnode(struct ubifs_info *c, struct ubifs_pnode *pnode,
static int validate_pnode(const struct ubifs_info *c, struct ubifs_pnode *pnode,
struct ubifs_nnode *parent, int iip)
{
int i;
@@ -1173,7 +1173,8 @@ static int validate_pnode(struct ubifs_info *c, struct ubifs_pnode *pnode,
* This function calculates the LEB numbers for the LEB properties it contains
* based on the pnode number.
*/
static void set_pnode_lnum(struct ubifs_info *c, struct ubifs_pnode *pnode)
static void set_pnode_lnum(const struct ubifs_info *c,
struct ubifs_pnode *pnode)
{
int i, lnum;
@@ -1226,7 +1227,7 @@ int ubifs_read_nnode(struct ubifs_info *c, struct ubifs_nnode *parent, int iip)
err = ubi_read(c->ubi, lnum, buf, offs, c->nnode_sz);
if (err)
goto out;
err = unpack_nnode(c, buf, nnode);
err = ubifs_unpack_nnode(c, buf, nnode);
if (err)
goto out;
}
@@ -1815,7 +1816,7 @@ static struct ubifs_nnode *scan_get_nnode(struct ubifs_info *c,
c->nnode_sz);
if (err)
return ERR_PTR(err);
err = unpack_nnode(c, buf, nnode);
err = ubifs_unpack_nnode(c, buf, nnode);
if (err)
return ERR_PTR(err);
}