#include "xfs_inum.h"
#include "xfs_trans.h"
#include "xfs_sb.h"
-#include "xfs_dir.h"
#include "xfs_dir2.h"
#include "xfs_dmapi.h"
#include "xfs_mount.h"
#include "xfs_da_btree.h"
#include "xfs_bmap_btree.h"
-#include "xfs_dir_sf.h"
#include "xfs_dir2_sf.h"
#include "xfs_attr_sf.h"
#include "xfs_dinode.h"
#include "xfs_inode.h"
#include "xfs_inode_item.h"
-#include "xfs_dir_leaf.h"
#include "xfs_dir2_data.h"
#include "xfs_dir2_leaf.h"
#include "xfs_dir2_block.h"
int *entno);
static int xfs_dir2_block_sort(const void *a, const void *b);
+static xfs_dahash_t xfs_dir_hash_dot, xfs_dir_hash_dotdot;
+
+/*
+ * One-time startup routine called from xfs_init().
+ */
+void
+xfs_dir_startup(void)
+{
+ xfs_dir_hash_dot = xfs_da_hashname(".", 1);
+ xfs_dir_hash_dotdot = xfs_da_hashname("..", 2);
+}
+
/*
* Add an entry to a block directory.
*/
xfs_mount_t *mp; /* filesystem mount point */
int needlog; /* need to log header */
int needscan; /* need to rescan freespace */
- xfs_dir2_data_off_t *tagp; /* pointer to tag value */
+ __be16 *tagp; /* pointer to tag value */
xfs_trans_t *tp; /* transaction structure */
xfs_dir2_trace_args("block_addname", args);
/*
* Tag just before the first leaf entry.
*/
- tagp = (xfs_dir2_data_off_t *)blp - 1;
+ tagp = (__be16 *)blp - 1;
/*
* Data object just before the first leaf entry.
*/
- enddup = (xfs_dir2_data_unused_t *)((char *)block + INT_GET(*tagp, ARCH_CONVERT));
+ enddup = (xfs_dir2_data_unused_t *)((char *)block + be16_to_cpu(*tagp));
/*
* If it's not free then can't do this add without cleaning up:
* the space before the first leaf entry needs to be free so it
/*
* Tag just before the first leaf entry.
*/
- tagp = (xfs_dir2_data_off_t *)blp - 1;
+ tagp = (__be16 *)blp - 1;
/*
* Data object just before the first leaf entry.
*/
- dup = (xfs_dir2_data_unused_t *)((char *)block + INT_GET(*tagp, ARCH_CONVERT));
+ dup = (xfs_dir2_data_unused_t *)((char *)block + be16_to_cpu(*tagp));
/*
* If it's not free then the data will go where the
* leaf data starts now, if it works at all.
highstale = lfloghigh = -1;
fromidx >= 0;
fromidx--) {
- if (INT_GET(blp[fromidx].address, ARCH_CONVERT) == XFS_DIR2_NULL_DATAPTR) {
+ if (be32_to_cpu(blp[fromidx].address) == XFS_DIR2_NULL_DATAPTR) {
if (highstale == -1)
highstale = toidx;
else {
*/
for (low = 0, high = be32_to_cpu(btp->count) - 1; low <= high; ) {
mid = (low + high) >> 1;
- if ((hash = INT_GET(blp[mid].hashval, ARCH_CONVERT)) == args->hashval)
+ if ((hash = be32_to_cpu(blp[mid].hashval)) == args->hashval)
break;
if (hash < args->hashval)
low = mid + 1;
else
high = mid - 1;
}
- while (mid >= 0 && INT_GET(blp[mid].hashval, ARCH_CONVERT) >= args->hashval) {
+ while (mid >= 0 && be32_to_cpu(blp[mid].hashval) >= args->hashval) {
mid--;
}
/*
else {
for (lowstale = mid;
lowstale >= 0 &&
- INT_GET(blp[lowstale].address, ARCH_CONVERT) != XFS_DIR2_NULL_DATAPTR;
+ be32_to_cpu(blp[lowstale].address) != XFS_DIR2_NULL_DATAPTR;
lowstale--)
continue;
for (highstale = mid + 1;
highstale < be32_to_cpu(btp->count) &&
- INT_GET(blp[highstale].address, ARCH_CONVERT) != XFS_DIR2_NULL_DATAPTR &&
+ be32_to_cpu(blp[highstale].address) != XFS_DIR2_NULL_DATAPTR &&
(lowstale < 0 || mid - lowstale > highstale - mid);
highstale++)
continue;
/*
* Fill in the leaf entry.
*/
- INT_SET(blp[mid].hashval, ARCH_CONVERT, args->hashval);
- INT_SET(blp[mid].address, ARCH_CONVERT, XFS_DIR2_BYTE_TO_DATAPTR(mp, (char *)dep - (char *)block));
+ blp[mid].hashval = cpu_to_be32(args->hashval);
+ blp[mid].address = cpu_to_be32(XFS_DIR2_BYTE_TO_DATAPTR(mp,
+ (char *)dep - (char *)block));
xfs_dir2_block_log_leaf(tp, bp, lfloglow, lfloghigh);
/*
* Mark space for the data entry used.
/*
* Create the new data entry.
*/
- INT_SET(dep->inumber, ARCH_CONVERT, args->inumber);
+ dep->inumber = cpu_to_be64(args->inumber);
dep->namelen = args->namelen;
memcpy(dep->name, args->name, args->namelen);
tagp = XFS_DIR2_DATA_ENTRY_TAG_P(dep);
- INT_SET(*tagp, ARCH_CONVERT, (xfs_dir2_data_off_t)((char *)dep - (char *)block));
+ *tagp = cpu_to_be16((char *)dep - (char *)block);
/*
* Clean up the bestfree array and log the header, tail, and entry.
*/
p.cook = XFS_DIR2_DB_OFF_TO_DATAPTR(mp, mp->m_dirdatablk,
ptr - (char *)block);
- p.ino = INT_GET(dep->inumber, ARCH_CONVERT);
+ p.ino = be64_to_cpu(dep->inumber);
#if XFS_BIG_INUMS
p.ino += mp->m_inoadd;
#endif
/*
* Reached the end of the block.
- * Set the offset to a nonexistent block 1 and return.
+ * Set the offset to a non-existent block 1 and return.
*/
*eofp = 1;
* Get the offset from the leaf entry, to point to the data.
*/
dep = (xfs_dir2_data_entry_t *)
- ((char *)block + XFS_DIR2_DATAPTR_TO_OFF(mp, INT_GET(blp[ent].address, ARCH_CONVERT)));
+ ((char *)block + XFS_DIR2_DATAPTR_TO_OFF(mp, be32_to_cpu(blp[ent].address)));
/*
* Fill in inode number, release the block.
*/
- args->inumber = INT_GET(dep->inumber, ARCH_CONVERT);
+ args->inumber = be64_to_cpu(dep->inumber);
xfs_da_brelse(args->trans, bp);
return XFS_ERROR(EEXIST);
}
for (low = 0, high = be32_to_cpu(btp->count) - 1; ; ) {
ASSERT(low <= high);
mid = (low + high) >> 1;
- if ((hash = INT_GET(blp[mid].hashval, ARCH_CONVERT)) == args->hashval)
+ if ((hash = be32_to_cpu(blp[mid].hashval)) == args->hashval)
break;
if (hash < args->hashval)
low = mid + 1;
/*
* Back up to the first one with the right hash value.
*/
- while (mid > 0 && INT_GET(blp[mid - 1].hashval, ARCH_CONVERT) == args->hashval) {
+ while (mid > 0 && be32_to_cpu(blp[mid - 1].hashval) == args->hashval) {
mid--;
}
/*
* right hash value looking for our name.
*/
do {
- if ((addr = INT_GET(blp[mid].address, ARCH_CONVERT)) == XFS_DIR2_NULL_DATAPTR)
+ if ((addr = be32_to_cpu(blp[mid].address)) == XFS_DIR2_NULL_DATAPTR)
continue;
/*
* Get pointer to the entry from the leaf.
*entno = mid;
return 0;
}
- } while (++mid < be32_to_cpu(btp->count) && INT_GET(blp[mid].hashval, ARCH_CONVERT) == hash);
+ } while (++mid < be32_to_cpu(btp->count) && be32_to_cpu(blp[mid].hashval) == hash);
/*
* No match, release the buffer and return ENOENT.
*/
* Point to the data entry using the leaf entry.
*/
dep = (xfs_dir2_data_entry_t *)
- ((char *)block + XFS_DIR2_DATAPTR_TO_OFF(mp, INT_GET(blp[ent].address, ARCH_CONVERT)));
+ ((char *)block + XFS_DIR2_DATAPTR_TO_OFF(mp, be32_to_cpu(blp[ent].address)));
/*
* Mark the data entry's space free.
*/
/*
* Remove the leaf entry by marking it stale.
*/
- INT_SET(blp[ent].address, ARCH_CONVERT, XFS_DIR2_NULL_DATAPTR);
+ blp[ent].address = cpu_to_be32(XFS_DIR2_NULL_DATAPTR);
xfs_dir2_block_log_leaf(tp, bp, ent, ent);
/*
* Fix up bestfree, log the header if necessary.
* Point to the data entry we need to change.
*/
dep = (xfs_dir2_data_entry_t *)
- ((char *)block + XFS_DIR2_DATAPTR_TO_OFF(mp, INT_GET(blp[ent].address, ARCH_CONVERT)));
- ASSERT(INT_GET(dep->inumber, ARCH_CONVERT) != args->inumber);
+ ((char *)block + XFS_DIR2_DATAPTR_TO_OFF(mp, be32_to_cpu(blp[ent].address)));
+ ASSERT(be64_to_cpu(dep->inumber) != args->inumber);
/*
* Change the inode number to the new value.
*/
- INT_SET(dep->inumber, ARCH_CONVERT, args->inumber);
+ dep->inumber = cpu_to_be64(args->inumber);
xfs_dir2_data_log_entry(args->trans, bp, dep);
xfs_dir2_data_check(dp, bp);
xfs_da_buf_done(bp);
la = a;
lb = b;
- return INT_GET(la->hashval, ARCH_CONVERT) < INT_GET(lb->hashval, ARCH_CONVERT) ? -1 :
- (INT_GET(la->hashval, ARCH_CONVERT) > INT_GET(lb->hashval, ARCH_CONVERT) ? 1 : 0);
+ return be32_to_cpu(la->hashval) < be32_to_cpu(lb->hashval) ? -1 :
+ (be32_to_cpu(la->hashval) > be32_to_cpu(lb->hashval) ? 1 : 0);
}
/*
int needscan; /* need to scan for bestfree */
xfs_dir2_sf_hdr_t sfh; /* shortform header */
int size; /* bytes used */
- xfs_dir2_data_off_t *tagp; /* end of entry (tag) */
+ __be16 *tagp; /* end of entry (tag) */
int to; /* block/leaf to index */
xfs_trans_t *tp; /* transaction pointer */
tp = args->trans;
mp = dp->i_mount;
leaf = lbp->data;
- ASSERT(INT_GET(leaf->hdr.info.magic, ARCH_CONVERT) == XFS_DIR2_LEAF1_MAGIC);
+ ASSERT(be16_to_cpu(leaf->hdr.info.magic) == XFS_DIR2_LEAF1_MAGIC);
ltp = XFS_DIR2_LEAF_TAIL_P(mp, leaf);
/*
* If there are data blocks other than the first one, take this
/*
* Look at the last data entry.
*/
- tagp = (xfs_dir2_data_off_t *)((char *)block + mp->m_dirblksize) - 1;
- dup = (xfs_dir2_data_unused_t *)((char *)block + INT_GET(*tagp, ARCH_CONVERT));
+ tagp = (__be16 *)((char *)block + mp->m_dirblksize) - 1;
+ dup = (xfs_dir2_data_unused_t *)((char *)block + be16_to_cpu(*tagp));
/*
* If it's not free or is too short we can't do it.
*/
*/
lep = XFS_DIR2_BLOCK_LEAF_P(btp);
for (from = to = 0; from < be16_to_cpu(leaf->hdr.count); from++) {
- if (INT_GET(leaf->ents[from].address, ARCH_CONVERT) == XFS_DIR2_NULL_DATAPTR)
+ if (be32_to_cpu(leaf->ents[from].address) == XFS_DIR2_NULL_DATAPTR)
continue;
lep[to++] = leaf->ents[from];
}
int offset; /* target block offset */
xfs_dir2_sf_entry_t *sfep; /* sf entry pointer */
xfs_dir2_sf_t *sfp; /* shortform structure */
- xfs_dir2_data_off_t *tagp; /* end of data entry */
+ __be16 *tagp; /* end of data entry */
xfs_trans_t *tp; /* transaction pointer */
xfs_dir2_trace_args("sf_to_block", args);
* Compute size of block "tail" area.
*/
i = (uint)sizeof(*btp) +
- (INT_GET(sfp->hdr.count, ARCH_CONVERT) + 2) * (uint)sizeof(xfs_dir2_leaf_entry_t);
+ (sfp->hdr.count + 2) * (uint)sizeof(xfs_dir2_leaf_entry_t);
/*
* The whole thing is initialized to free by the init routine.
* Say we're using the leaf and tail area.
* Fill in the tail.
*/
btp = XFS_DIR2_BLOCK_TAIL_P(mp, block);
- btp->count = cpu_to_be32(INT_GET(sfp->hdr.count, ARCH_CONVERT) + 2); /* ., .. */
+ btp->count = cpu_to_be32(sfp->hdr.count + 2); /* ., .. */
btp->stale = 0;
blp = XFS_DIR2_BLOCK_LEAF_P(btp);
endoffset = (uint)((char *)blp - (char *)block);
*/
dep = (xfs_dir2_data_entry_t *)
((char *)block + XFS_DIR2_DATA_DOT_OFFSET);
- INT_SET(dep->inumber, ARCH_CONVERT, dp->i_ino);
+ dep->inumber = cpu_to_be64(dp->i_ino);
dep->namelen = 1;
dep->name[0] = '.';
tagp = XFS_DIR2_DATA_ENTRY_TAG_P(dep);
- INT_SET(*tagp, ARCH_CONVERT, (xfs_dir2_data_off_t)((char *)dep - (char *)block));
+ *tagp = cpu_to_be16((char *)dep - (char *)block);
xfs_dir2_data_log_entry(tp, bp, dep);
- INT_SET(blp[0].hashval, ARCH_CONVERT, xfs_dir_hash_dot);
- INT_SET(blp[0].address, ARCH_CONVERT, XFS_DIR2_BYTE_TO_DATAPTR(mp, (char *)dep - (char *)block));
+ blp[0].hashval = cpu_to_be32(xfs_dir_hash_dot);
+ blp[0].address = cpu_to_be32(XFS_DIR2_BYTE_TO_DATAPTR(mp,
+ (char *)dep - (char *)block));
/*
* Create entry for ..
*/
dep = (xfs_dir2_data_entry_t *)
((char *)block + XFS_DIR2_DATA_DOTDOT_OFFSET);
- INT_SET(dep->inumber, ARCH_CONVERT, XFS_DIR2_SF_GET_INUMBER(sfp, &sfp->hdr.parent));
+ dep->inumber = cpu_to_be64(XFS_DIR2_SF_GET_INUMBER(sfp, &sfp->hdr.parent));
dep->namelen = 2;
dep->name[0] = dep->name[1] = '.';
tagp = XFS_DIR2_DATA_ENTRY_TAG_P(dep);
- INT_SET(*tagp, ARCH_CONVERT, (xfs_dir2_data_off_t)((char *)dep - (char *)block));
+ *tagp = cpu_to_be16((char *)dep - (char *)block);
xfs_dir2_data_log_entry(tp, bp, dep);
- INT_SET(blp[1].hashval, ARCH_CONVERT, xfs_dir_hash_dotdot);
- INT_SET(blp[1].address, ARCH_CONVERT, XFS_DIR2_BYTE_TO_DATAPTR(mp, (char *)dep - (char *)block));
+ blp[1].hashval = cpu_to_be32(xfs_dir_hash_dotdot);
+ blp[1].address = cpu_to_be32(XFS_DIR2_BYTE_TO_DATAPTR(mp,
+ (char *)dep - (char *)block));
offset = XFS_DIR2_DATA_FIRST_OFFSET;
/*
* Loop over existing entries, stuff them in.
*/
- if ((i = 0) == INT_GET(sfp->hdr.count, ARCH_CONVERT))
+ if ((i = 0) == sfp->hdr.count)
sfep = NULL;
else
sfep = XFS_DIR2_SF_FIRSTENTRY(sfp);
* Copy a real entry.
*/
dep = (xfs_dir2_data_entry_t *)((char *)block + newoffset);
- INT_SET(dep->inumber, ARCH_CONVERT, XFS_DIR2_SF_GET_INUMBER(sfp,
+ dep->inumber = cpu_to_be64(XFS_DIR2_SF_GET_INUMBER(sfp,
XFS_DIR2_SF_INUMBERP(sfep)));
dep->namelen = sfep->namelen;
memcpy(dep->name, sfep->name, dep->namelen);
tagp = XFS_DIR2_DATA_ENTRY_TAG_P(dep);
- INT_SET(*tagp, ARCH_CONVERT, (xfs_dir2_data_off_t)((char *)dep - (char *)block));
+ *tagp = cpu_to_be16((char *)dep - (char *)block);
xfs_dir2_data_log_entry(tp, bp, dep);
- INT_SET(blp[2 + i].hashval, ARCH_CONVERT, xfs_da_hashname((char *)sfep->name, sfep->namelen));
- INT_SET(blp[2 + i].address, ARCH_CONVERT, XFS_DIR2_BYTE_TO_DATAPTR(mp,
+ blp[2 + i].hashval = cpu_to_be32(xfs_da_hashname(
+ (char *)sfep->name, sfep->namelen));
+ blp[2 + i].address = cpu_to_be32(XFS_DIR2_BYTE_TO_DATAPTR(mp,
(char *)dep - (char *)block));
offset = (int)((char *)(tagp + 1) - (char *)block);
- if (++i == INT_GET(sfp->hdr.count, ARCH_CONVERT))
+ if (++i == sfp->hdr.count)
sfep = NULL;
else
sfep = XFS_DIR2_SF_NEXTENTRY(sfp, sfep);