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/* Created (MFS based):
* February 2010 (Evgeniy Ivanov)
*/
#include "fs.h"
#include <string.h>
#include <sys/stat.h>
#include <sys/statvfs.h>
#include "inode.h"
#include "super.h"
/*===========================================================================*
* fs_stat *
*===========================================================================*/
int fs_stat(ino_t ino_nr, struct stat *statbuf)
{
struct inode *rip;
mode_t mo;
int s;
if ((rip = get_inode(fs_dev, ino_nr)) == NULL)
return(EINVAL);
/* Update the atime, ctime, and mtime fields in the inode, if need be. */
if (rip->i_update) update_times(rip);
/* Fill in the statbuf struct. */
mo = rip->i_mode & I_TYPE;
/* true iff special */
s = (mo == I_CHAR_SPECIAL || mo == I_BLOCK_SPECIAL);
statbuf->st_mode = rip->i_mode;
statbuf->st_nlink = rip->i_links_count;
statbuf->st_uid = rip->i_uid;
statbuf->st_gid = rip->i_gid;
statbuf->st_rdev = (s ? (dev_t)rip->i_block[0] : NO_DEV);
statbuf->st_size = rip->i_size;
statbuf->st_atime = rip->i_atime;
statbuf->st_mtime = rip->i_mtime;
statbuf->st_ctime = rip->i_ctime;
statbuf->st_blksize = rip->i_sp->s_block_size;
statbuf->st_blocks = rip->i_blocks;
put_inode(rip); /* release the inode */
return(OK);
}
/*===========================================================================*
* fs_statvfs *
*===========================================================================*/
int fs_statvfs(struct statvfs *st)
{
struct super_block *sp;
sp = get_super(fs_dev);
st->f_flag = ST_NOTRUNC;
st->f_bsize = sp->s_block_size;
st->f_frsize = sp->s_block_size;
st->f_iosize = sp->s_block_size;
st->f_blocks = sp->s_blocks_count;
st->f_bfree = sp->s_free_blocks_count;
st->f_bavail = sp->s_free_blocks_count - sp->s_r_blocks_count;
st->f_files = sp->s_inodes_count;
st->f_ffree = sp->s_free_inodes_count;
st->f_favail = sp->s_free_inodes_count;
st->f_namemax = EXT2_NAME_MAX;
return(OK);
}
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