ssize_t umsdos_emd_dir_read (struct file *filp, char *buf, size_t count)
{
ssize_t sizeread, ret = 0;
#ifdef __BIG_ENDIAN
struct umsdos_dirent *d = (struct umsdos_dirent *) buf;
#endif
filp->f_flags = 0;
sizeread = umsdos_file_read_kmem (filp, buf, count);
if (sizeread != count) {
printk (KERN_WARNING
"UMSDOS: EMD problem, pos=%Ld, count=%d, read=%d\n",
filp->f_pos, count, sizeread);
ret = -EIO;
}
#ifdef __BIG_ENDIAN
d->nlink = le16_to_cpu (d->nlink);
d->uid = le16_to_cpu (d->uid);
d->gid = le16_to_cpu (d->gid);
d->atime = le32_to_cpu (d->atime);
d->mtime = le32_to_cpu (d->mtime);
d->ctime = le32_to_cpu (d->ctime);
d->rdev = le16_to_cpu (d->rdev);
d->mode = le16_to_cpu (d->mode);
#endif
return ret;
}
/*
Read a block of bytes from one EMD file.
The block of data is NOT in user space.
Return 0 if ok, -EIO if any error.
*/
int umsdos_emd_dir_read (
struct inode *emd_dir,
struct file *filp,
char *buf, /* buffer in kernel memory, not in user space */
int count)
{
int ret = 0;
int sizeread;
filp->f_flags = 0;
sizeread = umsdos_file_read_kmem (emd_dir,filp,buf,count);
if (sizeread != count){
printk ("UMSDOS: problem with EMD file. Can't read pos = %Ld (%d != %d)\n"
,filp->f_pos,sizeread,count);
ret = -EIO;
}
return ret;
}
