#include "xfs_inum.h"
#include "xfs_trans.h"
#include "xfs_sb.h"
+#include "xfs_ag.h"
#include "xfs_dir2.h"
#include "xfs_dmapi.h"
#include "xfs_mount.h"
xfs_da_brelse(tp, bp);
return XFS_ERROR(EFSCORRUPTED);
}
- len = XFS_DIR2_DATA_ENTSIZE(args->namelen);
+ len = xfs_dir2_data_entsize(args->namelen);
/*
* Set up pointers to parts of the block.
*/
bf = block->hdr.bestfree;
- btp = XFS_DIR2_BLOCK_TAIL_P(mp, block);
- blp = XFS_DIR2_BLOCK_LEAF_P(btp);
+ btp = xfs_dir2_block_tail_p(mp, block);
+ blp = xfs_dir2_block_leaf_p(btp);
/*
* No stale entries? Need space for entry and new leaf.
*/
/*
* If this isn't a real add, we're done with the buffer.
*/
- if (args->justcheck)
+ if (args->op_flags & XFS_DA_OP_JUSTCHECK)
xfs_da_brelse(tp, bp);
/*
* If we don't have space for the new entry & leaf ...
* Not trying to actually do anything, or don't have
* a space reservation: return no-space.
*/
- if (args->justcheck || args->total == 0)
+ if ((args->op_flags & XFS_DA_OP_JUSTCHECK) || args->total == 0)
return XFS_ERROR(ENOSPC);
/*
* Convert to the next larger format.
/*
* Just checking, and it would work, so say so.
*/
- if (args->justcheck)
+ if (args->op_flags & XFS_DA_OP_JUSTCHECK)
return 0;
needlog = needscan = 0;
/*
}
lfloglow = toidx + 1 - (be32_to_cpu(btp->stale) - 1);
lfloghigh -= be32_to_cpu(btp->stale) - 1;
- be32_add(&btp->count, -(be32_to_cpu(btp->stale) - 1));
+ be32_add_cpu(&btp->count, -(be32_to_cpu(btp->stale) - 1));
xfs_dir2_data_make_free(tp, bp,
(xfs_dir2_data_aoff_t)((char *)blp - (char *)block),
(xfs_dir2_data_aoff_t)((be32_to_cpu(btp->stale) - 1) * sizeof(*blp)),
/*
* Update the tail (entry count).
*/
- be32_add(&btp->count, 1);
+ be32_add_cpu(&btp->count, 1);
/*
* If we now need to rebuild the bestfree map, do so.
* This needs to happen before the next call to use_free.
lfloglow = MIN(mid, lfloglow);
lfloghigh = MAX(highstale, lfloghigh);
}
- be32_add(&btp->stale, -1);
+ be32_add_cpu(&btp->stale, -1);
}
/*
* Point to the new data entry.
* Fill in the leaf entry.
*/
blp[mid].hashval = cpu_to_be32(args->hashval);
- blp[mid].address = cpu_to_be32(XFS_DIR2_BYTE_TO_DATAPTR(mp,
+ 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);
/*
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);
+ tagp = xfs_dir2_data_entry_tag_p(dep);
*tagp = cpu_to_be16((char *)dep - (char *)block);
/*
* Clean up the bestfree array and log the header, tail, and entry.
*/
int /* error */
xfs_dir2_block_getdents(
- xfs_trans_t *tp, /* transaction (NULL) */
xfs_inode_t *dp, /* incore inode */
- uio_t *uio, /* caller's buffer control */
- int *eofp, /* eof reached? (out) */
- xfs_dirent_t *dbp, /* caller's buffer */
- xfs_dir2_put_t put) /* abi's formatting function */
+ void *dirent,
+ xfs_off_t *offset,
+ filldir_t filldir)
{
xfs_dir2_block_t *block; /* directory block structure */
xfs_dabuf_t *bp; /* buffer for block */
char *endptr; /* end of the data entries */
int error; /* error return value */
xfs_mount_t *mp; /* filesystem mount point */
- xfs_dir2_put_args_t p; /* arg package for put rtn */
char *ptr; /* current data entry */
int wantoff; /* starting block offset */
+ xfs_ino_t ino;
+ xfs_off_t cook;
mp = dp->i_mount;
/*
* If the block number in the offset is out of range, we're done.
*/
- if (XFS_DIR2_DATAPTR_TO_DB(mp, uio->uio_offset) > mp->m_dirdatablk) {
- *eofp = 1;
+ if (xfs_dir2_dataptr_to_db(mp, *offset) > mp->m_dirdatablk) {
return 0;
}
/*
* Can't read the block, give up, else get dabuf in bp.
*/
- if ((error =
- xfs_da_read_buf(tp, dp, mp->m_dirdatablk, -1, &bp, XFS_DATA_FORK))) {
+ error = xfs_da_read_buf(NULL, dp, mp->m_dirdatablk, -1,
+ &bp, XFS_DATA_FORK);
+ if (error)
return error;
- }
+
ASSERT(bp != NULL);
/*
* Extract the byte offset we start at from the seek pointer.
* We'll skip entries before this.
*/
- wantoff = XFS_DIR2_DATAPTR_TO_OFF(mp, uio->uio_offset);
+ wantoff = xfs_dir2_dataptr_to_off(mp, *offset);
block = bp->data;
xfs_dir2_data_check(dp, bp);
/*
* Set up values for the loop.
*/
- btp = XFS_DIR2_BLOCK_TAIL_P(mp, block);
+ btp = xfs_dir2_block_tail_p(mp, block);
ptr = (char *)block->u;
- endptr = (char *)XFS_DIR2_BLOCK_LEAF_P(btp);
- p.dbp = dbp;
- p.put = put;
- p.uio = uio;
+ endptr = (char *)xfs_dir2_block_leaf_p(btp);
+
/*
* Loop over the data portion of the block.
* Each object is a real entry (dep) or an unused one (dup).
/*
* Bump pointer for the next iteration.
*/
- ptr += XFS_DIR2_DATA_ENTSIZE(dep->namelen);
+ ptr += xfs_dir2_data_entsize(dep->namelen);
/*
* The entry is before the desired starting point, skip it.
*/
if ((char *)dep - (char *)block < wantoff)
continue;
- /*
- * Set up argument structure for put routine.
- */
- p.namelen = dep->namelen;
- p.cook = XFS_DIR2_DB_OFF_TO_DATAPTR(mp, mp->m_dirdatablk,
- ptr - (char *)block);
- p.ino = be64_to_cpu(dep->inumber);
+ cook = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk,
+ (char *)dep - (char *)block);
+ ino = be64_to_cpu(dep->inumber);
#if XFS_BIG_INUMS
- p.ino += mp->m_inoadd;
+ ino += mp->m_inoadd;
#endif
- p.name = (char *)dep->name;
-
- /*
- * Put the entry in the caller's buffer.
- */
- error = p.put(&p);
/*
* If it didn't fit, set the final offset to here & return.
*/
- if (!p.done) {
- uio->uio_offset =
- XFS_DIR2_DB_OFF_TO_DATAPTR(mp, mp->m_dirdatablk,
- (char *)dep - (char *)block);
- xfs_da_brelse(tp, bp);
- return error;
+ if (filldir(dirent, dep->name, dep->namelen, cook,
+ ino, DT_UNKNOWN)) {
+ *offset = cook;
+ xfs_da_brelse(NULL, bp);
+ return 0;
}
}
* Reached the end of the block.
* Set the offset to a non-existent block 1 and return.
*/
- *eofp = 1;
-
- uio->uio_offset =
- XFS_DIR2_DB_OFF_TO_DATAPTR(mp, mp->m_dirdatablk + 1, 0);
-
- xfs_da_brelse(tp, bp);
-
+ *offset = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk + 1, 0);
+ xfs_da_brelse(NULL, bp);
return 0;
}
mp = tp->t_mountp;
block = bp->data;
- btp = XFS_DIR2_BLOCK_TAIL_P(mp, block);
- blp = XFS_DIR2_BLOCK_LEAF_P(btp);
+ btp = xfs_dir2_block_tail_p(mp, block);
+ blp = xfs_dir2_block_leaf_p(btp);
xfs_da_log_buf(tp, bp, (uint)((char *)&blp[first] - (char *)block),
(uint)((char *)&blp[last + 1] - (char *)block - 1));
}
mp = tp->t_mountp;
block = bp->data;
- btp = XFS_DIR2_BLOCK_TAIL_P(mp, block);
+ btp = xfs_dir2_block_tail_p(mp, block);
xfs_da_log_buf(tp, bp, (uint)((char *)btp - (char *)block),
(uint)((char *)(btp + 1) - (char *)block - 1));
}
mp = dp->i_mount;
block = bp->data;
xfs_dir2_data_check(dp, bp);
- btp = XFS_DIR2_BLOCK_TAIL_P(mp, block);
- blp = XFS_DIR2_BLOCK_LEAF_P(btp);
+ btp = xfs_dir2_block_tail_p(mp, block);
+ blp = xfs_dir2_block_leaf_p(btp);
/*
* 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, be32_to_cpu(blp[ent].address)));
+ dep = (xfs_dir2_data_entry_t *)((char *)block +
+ xfs_dir2_dataptr_to_off(mp, be32_to_cpu(blp[ent].address)));
/*
- * Fill in inode number, release the block.
+ * Fill in inode number, CI name if appropriate, release the block.
*/
args->inumber = be64_to_cpu(dep->inumber);
+ error = xfs_dir_cilookup_result(args, dep->name, dep->namelen);
xfs_da_brelse(args->trans, bp);
- return XFS_ERROR(EEXIST);
+ return XFS_ERROR(error);
}
/*
int mid; /* binary search current idx */
xfs_mount_t *mp; /* filesystem mount point */
xfs_trans_t *tp; /* transaction pointer */
+ enum xfs_dacmp cmp; /* comparison result */
dp = args->dp;
tp = args->trans;
ASSERT(bp != NULL);
block = bp->data;
xfs_dir2_data_check(dp, bp);
- btp = XFS_DIR2_BLOCK_TAIL_P(mp, block);
- blp = XFS_DIR2_BLOCK_LEAF_P(btp);
+ btp = xfs_dir2_block_tail_p(mp, block);
+ blp = xfs_dir2_block_leaf_p(btp);
/*
* Loop doing a binary search for our hash value.
* Find our entry, ENOENT if it's not there.
else
high = mid - 1;
if (low > high) {
- ASSERT(args->oknoent);
+ ASSERT(args->op_flags & XFS_DA_OP_OKNOENT);
xfs_da_brelse(tp, bp);
return XFS_ERROR(ENOENT);
}
* Get pointer to the entry from the leaf.
*/
dep = (xfs_dir2_data_entry_t *)
- ((char *)block + XFS_DIR2_DATAPTR_TO_OFF(mp, addr));
+ ((char *)block + xfs_dir2_dataptr_to_off(mp, addr));
/*
- * Compare, if it's right give back buffer & entry number.
+ * Compare name and if it's an exact match, return the index
+ * and buffer. If it's the first case-insensitive match, store
+ * the index and buffer and continue looking for an exact match.
*/
- if (dep->namelen == args->namelen &&
- dep->name[0] == args->name[0] &&
- memcmp(dep->name, args->name, args->namelen) == 0) {
+ cmp = mp->m_dirnameops->compname(args, dep->name, dep->namelen);
+ if (cmp != XFS_CMP_DIFFERENT && cmp != args->cmpresult) {
+ args->cmpresult = cmp;
*bpp = bp;
*entno = mid;
- return 0;
+ if (cmp == XFS_CMP_EXACT)
+ return 0;
}
- } while (++mid < be32_to_cpu(btp->count) && be32_to_cpu(blp[mid].hashval) == hash);
+ } while (++mid < be32_to_cpu(btp->count) &&
+ be32_to_cpu(blp[mid].hashval) == hash);
+
+ ASSERT(args->op_flags & XFS_DA_OP_OKNOENT);
+ /*
+ * Here, we can only be doing a lookup (not a rename or replace).
+ * If a case-insensitive match was found earlier, return success.
+ */
+ if (args->cmpresult == XFS_CMP_CASE)
+ return 0;
/*
* No match, release the buffer and return ENOENT.
*/
- ASSERT(args->oknoent);
xfs_da_brelse(tp, bp);
return XFS_ERROR(ENOENT);
}
tp = args->trans;
mp = dp->i_mount;
block = bp->data;
- btp = XFS_DIR2_BLOCK_TAIL_P(mp, block);
- blp = XFS_DIR2_BLOCK_LEAF_P(btp);
+ btp = xfs_dir2_block_tail_p(mp, block);
+ blp = xfs_dir2_block_leaf_p(btp);
/*
* Point to the data entry using the leaf entry.
*/
dep = (xfs_dir2_data_entry_t *)
- ((char *)block + XFS_DIR2_DATAPTR_TO_OFF(mp, be32_to_cpu(blp[ent].address)));
+ ((char *)block + xfs_dir2_dataptr_to_off(mp, be32_to_cpu(blp[ent].address)));
/*
* Mark the data entry's space free.
*/
needlog = needscan = 0;
xfs_dir2_data_make_free(tp, bp,
(xfs_dir2_data_aoff_t)((char *)dep - (char *)block),
- XFS_DIR2_DATA_ENTSIZE(dep->namelen), &needlog, &needscan);
+ xfs_dir2_data_entsize(dep->namelen), &needlog, &needscan);
/*
* Fix up the block tail.
*/
- be32_add(&btp->stale, 1);
+ be32_add_cpu(&btp->stale, 1);
xfs_dir2_block_log_tail(tp, bp);
/*
* Remove the leaf entry by marking it stale.
dp = args->dp;
mp = dp->i_mount;
block = bp->data;
- btp = XFS_DIR2_BLOCK_TAIL_P(mp, block);
- blp = XFS_DIR2_BLOCK_LEAF_P(btp);
+ btp = xfs_dir2_block_tail_p(mp, block);
+ blp = xfs_dir2_block_leaf_p(btp);
/*
* Point to the data entry we need to change.
*/
dep = (xfs_dir2_data_entry_t *)
- ((char *)block + XFS_DIR2_DATAPTR_TO_OFF(mp, be32_to_cpu(blp[ent].address)));
+ ((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.
mp = dp->i_mount;
leaf = lbp->data;
ASSERT(be16_to_cpu(leaf->hdr.info.magic) == XFS_DIR2_LEAF1_MAGIC);
- ltp = XFS_DIR2_LEAF_TAIL_P(mp, leaf);
+ ltp = xfs_dir2_leaf_tail_p(mp, leaf);
/*
* If there are data blocks other than the first one, take this
* opportunity to remove trailing empty data blocks that may have
* These will show up in the leaf bests table.
*/
while (dp->i_d.di_size > mp->m_dirblksize) {
- bestsp = XFS_DIR2_LEAF_BESTS_P(ltp);
+ bestsp = xfs_dir2_leaf_bests_p(ltp);
if (be16_to_cpu(bestsp[be32_to_cpu(ltp->bestcount) - 1]) ==
mp->m_dirblksize - (uint)sizeof(block->hdr)) {
if ((error =
/*
* Initialize the block tail.
*/
- btp = XFS_DIR2_BLOCK_TAIL_P(mp, block);
+ btp = xfs_dir2_block_tail_p(mp, block);
btp->count = cpu_to_be32(be16_to_cpu(leaf->hdr.count) - be16_to_cpu(leaf->hdr.stale));
btp->stale = 0;
xfs_dir2_block_log_tail(tp, dbp);
/*
* Initialize the block leaf area. We compact out stale entries.
*/
- lep = XFS_DIR2_BLOCK_LEAF_P(btp);
+ lep = xfs_dir2_block_leaf_p(btp);
for (from = to = 0; from < be16_to_cpu(leaf->hdr.count); from++) {
if (be32_to_cpu(leaf->ents[from].address) == XFS_DIR2_NULL_DATAPTR)
continue;
xfs_dir2_sf_t *sfp; /* shortform structure */
__be16 *tagp; /* end of data entry */
xfs_trans_t *tp; /* transaction pointer */
+ struct xfs_name name;
xfs_dir2_trace_args("sf_to_block", args);
dp = args->dp;
ASSERT(dp->i_df.if_bytes == dp->i_d.di_size);
ASSERT(dp->i_df.if_u1.if_data != NULL);
sfp = (xfs_dir2_sf_t *)dp->i_df.if_u1.if_data;
- ASSERT(dp->i_d.di_size >= XFS_DIR2_SF_HDR_SIZE(sfp->hdr.i8count));
+ ASSERT(dp->i_d.di_size >= xfs_dir2_sf_hdr_size(sfp->hdr.i8count));
/*
* Copy the directory into the stack buffer.
* Then pitch the incore inode data so we can make extents.
*/
error = xfs_dir2_grow_inode(args, XFS_DIR2_DATA_SPACE, &blkno);
if (error) {
- kmem_free(buf, buf_len);
+ kmem_free(buf);
return error;
}
/*
*/
error = xfs_dir2_data_init(args, blkno, &bp);
if (error) {
- kmem_free(buf, buf_len);
+ kmem_free(buf);
return error;
}
block = bp->data;
/*
* Fill in the tail.
*/
- btp = XFS_DIR2_BLOCK_TAIL_P(mp, block);
+ btp = xfs_dir2_block_tail_p(mp, block);
btp->count = cpu_to_be32(sfp->hdr.count + 2); /* ., .. */
btp->stale = 0;
- blp = XFS_DIR2_BLOCK_LEAF_P(btp);
+ blp = xfs_dir2_block_leaf_p(btp);
endoffset = (uint)((char *)blp - (char *)block);
/*
* Remove the freespace, we'll manage it.
dep->inumber = cpu_to_be64(dp->i_ino);
dep->namelen = 1;
dep->name[0] = '.';
- tagp = XFS_DIR2_DATA_ENTRY_TAG_P(dep);
+ tagp = xfs_dir2_data_entry_tag_p(dep);
*tagp = cpu_to_be16((char *)dep - (char *)block);
xfs_dir2_data_log_entry(tp, bp, dep);
blp[0].hashval = cpu_to_be32(xfs_dir_hash_dot);
- blp[0].address = cpu_to_be32(XFS_DIR2_BYTE_TO_DATAPTR(mp,
+ 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);
- dep->inumber = cpu_to_be64(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);
+ tagp = xfs_dir2_data_entry_tag_p(dep);
*tagp = cpu_to_be16((char *)dep - (char *)block);
xfs_dir2_data_log_entry(tp, bp, dep);
blp[1].hashval = cpu_to_be32(xfs_dir_hash_dotdot);
- blp[1].address = cpu_to_be32(XFS_DIR2_BYTE_TO_DATAPTR(mp,
+ blp[1].address = cpu_to_be32(xfs_dir2_byte_to_dataptr(mp,
(char *)dep - (char *)block));
offset = XFS_DIR2_DATA_FIRST_OFFSET;
/*
if ((i = 0) == sfp->hdr.count)
sfep = NULL;
else
- sfep = XFS_DIR2_SF_FIRSTENTRY(sfp);
+ sfep = xfs_dir2_sf_firstentry(sfp);
/*
* Need to preserve the existing offset values in the sf directory.
* Insert holes (unused entries) where necessary.
if (sfep == NULL)
newoffset = endoffset;
else
- newoffset = XFS_DIR2_SF_GET_OFFSET(sfep);
+ newoffset = xfs_dir2_sf_get_offset(sfep);
/*
* There should be a hole here, make one.
*/
((char *)block + offset);
dup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG);
dup->length = cpu_to_be16(newoffset - offset);
- *XFS_DIR2_DATA_UNUSED_TAG_P(dup) = cpu_to_be16(
+ *xfs_dir2_data_unused_tag_p(dup) = cpu_to_be16(
((char *)dup - (char *)block));
xfs_dir2_data_log_unused(tp, bp, dup);
(void)xfs_dir2_data_freeinsert((xfs_dir2_data_t *)block,
* Copy a real entry.
*/
dep = (xfs_dir2_data_entry_t *)((char *)block + newoffset);
- dep->inumber = cpu_to_be64(XFS_DIR2_SF_GET_INUMBER(sfp,
- XFS_DIR2_SF_INUMBERP(sfep)));
+ 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);
+ tagp = xfs_dir2_data_entry_tag_p(dep);
*tagp = cpu_to_be16((char *)dep - (char *)block);
xfs_dir2_data_log_entry(tp, bp, dep);
- 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,
+ name.name = sfep->name;
+ name.len = sfep->namelen;
+ blp[2 + i].hashval = cpu_to_be32(mp->m_dirnameops->
+ hashname(&name));
+ 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 == sfp->hdr.count)
sfep = NULL;
else
- sfep = XFS_DIR2_SF_NEXTENTRY(sfp, sfep);
+ sfep = xfs_dir2_sf_nextentry(sfp, sfep);
}
/* Done with the temporary buffer */
- kmem_free(buf, buf_len);
+ kmem_free(buf);
/*
* Sort the leaf entries by hash value.
*/