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-rw-r--r--fs/udf/dir.c108
1 files changed, 45 insertions, 63 deletions
diff --git a/fs/udf/dir.c b/fs/udf/dir.c
index e45f86b5e7b0..9e3b9f97ddbc 100644
--- a/fs/udf/dir.c
+++ b/fs/udf/dir.c
@@ -82,14 +82,12 @@ int udf_readdir(struct file *filp, void *dirent, filldir_t filldir)
lock_kernel();
- if ( filp->f_pos == 0 )
- {
- if (filldir(dirent, ".", 1, filp->f_pos, dir->i_ino, DT_DIR) < 0)
- {
+ if (filp->f_pos == 0) {
+ if (filldir(dirent, ".", 1, filp->f_pos, dir->i_ino, DT_DIR) < 0) {
unlock_kernel();
return 0;
}
- filp->f_pos ++;
+ filp->f_pos++;
}
result = do_udf_readdir(dir, filp, filldir, dirent);
@@ -97,11 +95,12 @@ int udf_readdir(struct file *filp, void *dirent, filldir_t filldir)
return result;
}
-static int
-do_udf_readdir(struct inode * dir, struct file *filp, filldir_t filldir, void *dirent)
+static int
+do_udf_readdir(struct inode *dir, struct file *filp, filldir_t filldir,
+ void *dirent)
{
struct udf_fileident_bh fibh;
- struct fileIdentDesc *fi=NULL;
+ struct fileIdentDesc *fi = NULL;
struct fileIdentDesc cfi;
int block, iblock;
loff_t nf_pos = filp->f_pos - 1;
@@ -117,7 +116,7 @@ do_udf_readdir(struct inode * dir, struct file *filp, filldir_t filldir, void *d
sector_t offset;
int i, num;
unsigned int dt_type;
- struct extent_position epos = { NULL, 0, {0, 0}};
+ struct extent_position epos = { NULL, 0, {0, 0} };
if (nf_pos >= size)
return 0;
@@ -126,64 +125,54 @@ do_udf_readdir(struct inode * dir, struct file *filp, filldir_t filldir, void *d
nf_pos = (udf_ext0_offset(dir) >> 2);
fibh.soffset = fibh.eoffset = (nf_pos & ((dir->i_sb->s_blocksize - 1) >> 2)) << 2;
- if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB)
+ if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) {
fibh.sbh = fibh.ebh = NULL;
- else if (inode_bmap(dir, nf_pos >> (dir->i_sb->s_blocksize_bits - 2),
- &epos, &eloc, &elen, &offset) == (EXT_RECORDED_ALLOCATED >> 30))
- {
+ } else if (inode_bmap(dir, nf_pos >> (dir->i_sb->s_blocksize_bits - 2),
+ &epos, &eloc, &elen, &offset) == (EXT_RECORDED_ALLOCATED >> 30)) {
block = udf_get_lb_pblock(dir->i_sb, eloc, offset);
- if ((++offset << dir->i_sb->s_blocksize_bits) < elen)
- {
+ if ((++offset << dir->i_sb->s_blocksize_bits) < elen) {
if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_SHORT)
epos.offset -= sizeof(short_ad);
else if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_LONG)
epos.offset -= sizeof(long_ad);
- }
- else
+ } else {
offset = 0;
+ }
- if (!(fibh.sbh = fibh.ebh = udf_tread(dir->i_sb, block)))
- {
+ if (!(fibh.sbh = fibh.ebh = udf_tread(dir->i_sb, block))) {
brelse(epos.bh);
return -EIO;
}
-
- if (!(offset & ((16 >> (dir->i_sb->s_blocksize_bits - 9))-1)))
- {
+
+ if (!(offset & ((16 >> (dir->i_sb->s_blocksize_bits - 9)) - 1))) {
i = 16 >> (dir->i_sb->s_blocksize_bits - 9);
- if (i+offset > (elen >> dir->i_sb->s_blocksize_bits))
- i = (elen >> dir->i_sb->s_blocksize_bits)-offset;
- for (num=0; i>0; i--)
- {
- block = udf_get_lb_pblock(dir->i_sb, eloc, offset+i);
+ if (i + offset > (elen >> dir->i_sb->s_blocksize_bits))
+ i = (elen >> dir->i_sb->s_blocksize_bits) - offset;
+ for (num = 0; i > 0; i--) {
+ block = udf_get_lb_pblock(dir->i_sb, eloc, offset + i);
tmp = udf_tgetblk(dir->i_sb, block);
if (tmp && !buffer_uptodate(tmp) && !buffer_locked(tmp))
bha[num++] = tmp;
else
brelse(tmp);
}
- if (num)
- {
+ if (num) {
ll_rw_block(READA, num, bha);
- for (i=0; i<num; i++)
+ for (i = 0; i < num; i++)
brelse(bha[i]);
}
}
- }
- else
- {
+ } else {
brelse(epos.bh);
return -ENOENT;
}
- while ( nf_pos < size )
- {
+ while (nf_pos < size) {
filp->f_pos = nf_pos + 1;
- fi = udf_fileident_read(dir, &nf_pos, &fibh, &cfi, &epos, &eloc, &elen, &offset);
-
- if (!fi)
- {
+ fi = udf_fileident_read(dir, &nf_pos, &fibh, &cfi, &epos, &eloc,
+ &elen, &offset);
+ if (!fi) {
if (fibh.sbh != fibh.ebh)
brelse(fibh.ebh);
brelse(fibh.sbh);
@@ -194,45 +183,40 @@ do_udf_readdir(struct inode * dir, struct file *filp, filldir_t filldir, void *d
liu = le16_to_cpu(cfi.lengthOfImpUse);
lfi = cfi.lengthFileIdent;
- if (fibh.sbh == fibh.ebh)
+ if (fibh.sbh == fibh.ebh) {
nameptr = fi->fileIdent + liu;
- else
- {
+ } else {
int poffset; /* Unpaded ending offset */
poffset = fibh.soffset + sizeof(struct fileIdentDesc) + liu + lfi;
- if (poffset >= lfi)
+ if (poffset >= lfi) {
nameptr = (char *)(fibh.ebh->b_data + poffset - lfi);
- else
- {
+ } else {
nameptr = fname;
- memcpy(nameptr, fi->fileIdent + liu, lfi - poffset);
- memcpy(nameptr + lfi - poffset, fibh.ebh->b_data, poffset);
+ memcpy(nameptr, fi->fileIdent + liu,
+ lfi - poffset);
+ memcpy(nameptr + lfi - poffset,
+ fibh.ebh->b_data, poffset);
}
}
- if ( (cfi.fileCharacteristics & FID_FILE_CHAR_DELETED) != 0 )
- {
- if ( !UDF_QUERY_FLAG(dir->i_sb, UDF_FLAG_UNDELETE) )
+ if ((cfi.fileCharacteristics & FID_FILE_CHAR_DELETED) != 0) {
+ if (!UDF_QUERY_FLAG(dir->i_sb, UDF_FLAG_UNDELETE))
continue;
}
-
- if ( (cfi.fileCharacteristics & FID_FILE_CHAR_HIDDEN) != 0 )
- {
- if ( !UDF_QUERY_FLAG(dir->i_sb, UDF_FLAG_UNHIDE) )
+
+ if ((cfi.fileCharacteristics & FID_FILE_CHAR_HIDDEN) != 0) {
+ if (!UDF_QUERY_FLAG(dir->i_sb, UDF_FLAG_UNHIDE))
continue;
}
- if ( cfi.fileCharacteristics & FID_FILE_CHAR_PARENT )
- {
+ if (cfi.fileCharacteristics & FID_FILE_CHAR_PARENT) {
iblock = parent_ino(filp->f_path.dentry);
flen = 2;
memcpy(fname, "..", flen);
dt_type = DT_DIR;
- }
- else
- {
+ } else {
kernel_lb_addr tloc = lelb_to_cpu(cfi.icb.extLocation);
iblock = udf_get_lb_pblock(dir->i_sb, tloc, 0);
@@ -240,10 +224,8 @@ do_udf_readdir(struct inode * dir, struct file *filp, filldir_t filldir, void *d
dt_type = DT_UNKNOWN;
}
- if (flen)
- {
- if (filldir(dirent, fname, flen, filp->f_pos, iblock, dt_type) < 0)
- {
+ if (flen) {
+ if (filldir(dirent, fname, flen, filp->f_pos, iblock, dt_type) < 0) {
if (fibh.sbh != fibh.ebh)
brelse(fibh.ebh);
brelse(fibh.sbh);
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-07 22:16:47 +0000