Esempio n. 1
0
static int
smbfs_smb_seteof(struct smbnode *np, int64_t newsize, struct smb_cred *scred)
{
	struct smb_t2rq *t2p;
	struct smb_share *ssp = np->n_mount->sm_share;
	struct mbchain *mbp;
	int error;

	error = smb_t2_alloc(SSTOCP(ssp), SMB_TRANS2_SET_FILE_INFORMATION,
	    scred, &t2p);
	if (error)
		return error;
	mbp = &t2p->t2_tparam;
	mb_init(mbp);
	mb_put_mem(mbp, (caddr_t)&np->n_fid, 2, MB_MSYSTEM);
	mb_put_uint16le(mbp, SMB_SET_FILE_END_OF_FILE_INFO);
	mb_put_uint32le(mbp, 0);
	mbp = &t2p->t2_tdata;
	mb_init(mbp);
	mb_put_int64le(mbp, newsize);
	mb_put_uint32le(mbp, 0);			/* padding */
	mb_put_uint16le(mbp, 0);
	t2p->t2_maxpcount = 2;
	t2p->t2_maxdcount = 0;
	error = smb_t2_request(t2p);
	smb_t2_done(t2p);
	return error;
}
Esempio n. 2
0
/*
 * NT level. Specially for win9x
 */
int
smbfs_smb_setpattrNT(struct smbnode *np, u_short attr, struct timespec *mtime,
	struct timespec *atime, struct smb_cred *scred)
{
	struct smb_t2rq *t2p;
	struct smb_share *ssp = np->n_mount->sm_share;
	struct smb_vc *vcp = SSTOVC(ssp);
	struct mbchain *mbp;
	int64_t tm;
	int error, tzoff;

	/*
	 * SMB_SET_FILE_BASIC_INFO isn't supported for
	 * SMB_TRANS2_SET_PATH_INFORMATION,
	 * so use SMB_SET_FILE_BASIC_INFORMATION instead,
	 * but it requires SMB_CAP_INFOLEVEL_PASSTHRU capability.
	 */
	if ((SMB_CAPS(vcp) & SMB_CAP_INFOLEVEL_PASSTHRU) == 0)
		return smbfs_smb_setptime2(np, mtime, atime, attr, scred);

	error = smb_t2_alloc(SSTOCP(ssp), SMB_TRANS2_SET_PATH_INFORMATION,
	    scred, &t2p);
	if (error)
		return error;
	mbp = &t2p->t2_tparam;
	mb_init(mbp);
	mb_put_uint16le(mbp, SMB_SET_FILE_BASIC_INFORMATION);
	mb_put_uint32le(mbp, 0);		/* MBZ */
	error = smbfs_fullpath(mbp, vcp, np, NULL, 0);
	if (error) {
		smb_t2_done(t2p);
		return error;
	}
	tzoff = vcp->vc_sopt.sv_tz;
	mbp = &t2p->t2_tdata;
	mb_init(mbp);
	mb_put_int64le(mbp, 0);		/* creation time */
	if (atime) {
		smb_time_local2NT(atime, tzoff, &tm);
	} else
		tm = 0;
	mb_put_int64le(mbp, tm);
	if (mtime) {
		smb_time_local2NT(mtime, tzoff, &tm);
	} else
		tm = 0;
	mb_put_int64le(mbp, tm);
	mb_put_int64le(mbp, tm);		/* change time */
	mb_put_uint32le(mbp, attr);		/* attr */
	mb_put_uint32le(mbp, 0);		/* padding */
	t2p->t2_maxpcount = 2;
	t2p->t2_maxdcount = 0;
	error = smb_t2_request(t2p);
	smb_t2_done(t2p);
	return error;
}
Esempio n. 3
0
/*
 * Note, win95 doesn't support this call.
 */
int
smbfs_smb_setptime2(struct smbnode *np, struct timespec *mtime,
	struct timespec *atime, int attr, struct smb_cred *scred)
{
	struct smb_t2rq *t2p;
	struct smb_share *ssp = np->n_mount->sm_share;
	struct smb_vc *vcp = SSTOVC(ssp);
	struct mbchain *mbp;
	u_int16_t date, time;
	int error, tzoff;

	error = smb_t2_alloc(SSTOCP(ssp), SMB_TRANS2_SET_PATH_INFORMATION,
	    scred, &t2p);
	if (error)
		return error;
	mbp = &t2p->t2_tparam;
	mb_init(mbp);
	mb_put_uint16le(mbp, SMB_INFO_STANDARD);
	mb_put_uint32le(mbp, 0);		/* MBZ */
	/* mb_put_uint8(mbp, SMB_DT_ASCII); specs incorrect */
	error = smbfs_fullpath(mbp, vcp, np, NULL, 0);
	if (error) {
		smb_t2_done(t2p);
		return error;
	}
	tzoff = vcp->vc_sopt.sv_tz;
	mbp = &t2p->t2_tdata;
	mb_init(mbp);
	mb_put_uint32le(mbp, 0);		/* creation time */
	if (atime)
		smb_time_unix2dos(atime, tzoff, &date, &time, NULL);
	else
		time = date = 0;
	mb_put_uint16le(mbp, date);
	mb_put_uint16le(mbp, time);
	if (mtime)
		smb_time_unix2dos(mtime, tzoff, &date, &time, NULL);
	else
		time = date = 0;
	mb_put_uint16le(mbp, date);
	mb_put_uint16le(mbp, time);
	mb_put_uint32le(mbp, 0);		/* file size */
	mb_put_uint32le(mbp, 0);		/* allocation unit size */
	mb_put_uint16le(mbp, attr);	/* DOS attr */
	mb_put_uint32le(mbp, 0);		/* EA size */
	t2p->t2_maxpcount = 5 * 2;
	t2p->t2_maxdcount = vcp->vc_txmax;
	error = smb_t2_request(t2p);
	smb_t2_done(t2p);
	return error;
}
Esempio n. 4
0
/*
 * NT level. Specially for win9x
 */
int
smbfs_smb_setpattrNT(struct smbnode *np, u_short attr, struct timespec *mtime,
	struct timespec *atime, struct smb_cred *scred)
{
	struct smb_t2rq *t2p;
	struct smb_share *ssp = np->n_mount->sm_share;
	struct smb_vc *vcp = SSTOVC(ssp);
	struct mbchain *mbp;
	int64_t tm;
	int error, tzoff;

	error = smb_t2_alloc(SSTOCP(ssp), SMB_TRANS2_SET_PATH_INFORMATION,
	    scred, &t2p);
	if (error)
		return error;
	mbp = &t2p->t2_tparam;
	mb_init(mbp);
	mb_put_uint16le(mbp, SMB_SET_FILE_BASIC_INFO);
	mb_put_uint32le(mbp, 0);		/* MBZ */
	/* mb_put_uint8(mbp, SMB_DT_ASCII); specs incorrect */
	error = smbfs_fullpath(mbp, vcp, np, NULL, 0);
	if (error) {
		smb_t2_done(t2p);
		return error;
	}
	tzoff = vcp->vc_sopt.sv_tz;
	mbp = &t2p->t2_tdata;
	mb_init(mbp);
	mb_put_int64le(mbp, 0);		/* creation time */
	if (atime) {
		smb_time_local2NT(atime, tzoff, &tm);
	} else
		tm = 0;
	mb_put_int64le(mbp, tm);
	if (mtime) {
		smb_time_local2NT(mtime, tzoff, &tm);
	} else
		tm = 0;
	mb_put_int64le(mbp, tm);
	mb_put_int64le(mbp, tm);		/* change time */
	mb_put_uint32le(mbp, attr);		/* attr */
	t2p->t2_maxpcount = 24;
	t2p->t2_maxdcount = 56;
	error = smb_t2_request(t2p);
	smb_t2_done(t2p);
	return error;
}
Esempio n. 5
0
/*
 * Set DOS file attributes.
 * Looks like this call can be used only if SMB_CAP_NT_SMBS bit is on.
 */
int
smbfs_smb_setfattrNT(struct smbnode *np, u_int16_t attr, struct timespec *mtime,
	struct timespec *atime, struct smb_cred *scred)
{
	struct smb_t2rq *t2p;
	struct smb_share *ssp = np->n_mount->sm_share;
	struct mbchain *mbp;
	int64_t tm;
	int error, svtz;

	error = smb_t2_alloc(SSTOCP(ssp), SMB_TRANS2_SET_FILE_INFORMATION,
	    scred, &t2p);
	if (error)
		return error;
	svtz = SSTOVC(ssp)->vc_sopt.sv_tz;
	mbp = &t2p->t2_tparam;
	mb_init(mbp);
	mb_put_mem(mbp, (caddr_t)&np->n_fid, 2, MB_MSYSTEM);
	mb_put_uint16le(mbp, SMB_SET_FILE_BASIC_INFO);
	mb_put_uint32le(mbp, 0);
	mbp = &t2p->t2_tdata;
	mb_init(mbp);
	mb_put_int64le(mbp, 0);		/* creation time */
	if (atime) {
		smb_time_local2NT(atime, svtz, &tm);
	} else
		tm = 0;
	mb_put_int64le(mbp, tm);
	if (mtime) {
		smb_time_local2NT(mtime, svtz, &tm);
	} else
		tm = 0;
	mb_put_int64le(mbp, tm);
	mb_put_int64le(mbp, tm);		/* change time */
	mb_put_uint16le(mbp, attr);
	mb_put_uint32le(mbp, 0);			/* padding */
	mb_put_uint16le(mbp, 0);
	t2p->t2_maxpcount = 2;
	t2p->t2_maxdcount = 0;
	error = smb_t2_request(t2p);
	smb_t2_done(t2p);
	return error;
}
Esempio n. 6
0
int
smbfs_smb_statfs2(struct smb_share *ssp, struct statfs *sbp,
	struct smb_cred *scred)
{
	struct smb_t2rq *t2p;
	struct mbchain *mbp;
	struct mdchain *mdp;
	u_int16_t bsize;
	u_int32_t units, bpu, funits;
	int error;

	error = smb_t2_alloc(SSTOCP(ssp), SMB_TRANS2_QUERY_FS_INFORMATION,
	    scred, &t2p);
	if (error)
		return error;
	mbp = &t2p->t2_tparam;
	mb_init(mbp);
	mb_put_uint16le(mbp, SMB_INFO_ALLOCATION);
	t2p->t2_maxpcount = 4;
	t2p->t2_maxdcount = 4 * 4 + 2;
	error = smb_t2_request(t2p);
	if (error) {
		smb_t2_done(t2p);
		return error;
	}
	mdp = &t2p->t2_rdata;
	md_get_uint32(mdp, NULL);	/* fs id */
	md_get_uint32le(mdp, &bpu);
	md_get_uint32le(mdp, &units);
	md_get_uint32le(mdp, &funits);
	md_get_uint16le(mdp, &bsize);
	sbp->f_bsize = bpu * bsize;	/* fundamental filesystem block size */
	sbp->f_blocks= units;		/* total data blocks in filesystem */
	sbp->f_bfree = funits;		/* free blocks in fs */
	sbp->f_bavail= funits;		/* free blocks avail to non-superuser */
	sbp->f_files = 0xffff;		/* total file nodes in filesystem */
	sbp->f_ffree = 0xffff;		/* free file nodes in fs */
	smb_t2_done(t2p);
	return 0;
}
Esempio n. 7
0
static int
smbfs_query_info_fs(struct smb_share *ssp, struct statfs *sbp,
	struct smb_cred *scred)
{
	struct smb_t2rq *t2p;
	struct mbchain *mbp;
	struct mdchain *mdp;
	uint32_t bsize, bpu;
	int64_t units, funits;
	int error;

	error = smb_t2_alloc(SSTOCP(ssp), SMB_TRANS2_QUERY_FS_INFORMATION,
	    scred, &t2p);
	if (error)
		return (error);
	mbp = &t2p->t2_tparam;
	mb_init(mbp);
	mb_put_uint16le(mbp, SMB_QUERY_FS_SIZE_INFO);
	t2p->t2_maxpcount = 2;
	t2p->t2_maxdcount = sizeof(int64_t) * 2 + sizeof(uint32_t) * 2;
	error = smb_t2_request(t2p);
	if (error) {
		smb_t2_done(t2p);
		return (error);
	}
	mdp = &t2p->t2_rdata;
	md_get_int64le(mdp, &units);
	md_get_int64le(mdp, &funits);
	md_get_uint32le(mdp, &bpu);
	md_get_uint32le(mdp, &bsize);
	sbp->f_bsize = bpu * bsize;	/* fundamental filesystem block size */
	sbp->f_blocks= (uint64_t)units;	/* total data blocks in filesystem */
	sbp->f_bfree = (uint64_t)funits;/* free blocks in fs */
	sbp->f_bavail= (uint64_t)funits;/* free blocks avail to non-superuser */
	sbp->f_files = 0xffff;		/* total file nodes in filesystem */
	sbp->f_ffree = 0xffff;		/* free file nodes in fs */
	smb_t2_done(t2p);
	return (0);
}
Esempio n. 8
0
/*
 * TRANS2_FIND_FIRST2/NEXT2, used for NT LM12 dialect
 */
static int
smbfs_smb_trans2find2(struct smbfs_fctx *ctx)
{
	struct smb_t2rq *t2p;
	struct smb_vc *vcp = SSTOVC(ctx->f_ssp);
	struct mbchain *mbp;
	struct mdchain *mdp;
	u_int16_t tw, flags;
	int error;

	if (ctx->f_t2) {
		smb_t2_done(ctx->f_t2);
		ctx->f_t2 = NULL;
	}
	ctx->f_flags &= ~SMBFS_RDD_GOTRNAME;
	flags = 8 | 2;			/* <resume> | <close if EOS> */
	if (ctx->f_flags & SMBFS_RDD_FINDSINGLE) {
		flags |= 1;		/* close search after this request */
		ctx->f_flags |= SMBFS_RDD_NOCLOSE;
	}
	if (ctx->f_flags & SMBFS_RDD_FINDFIRST) {
		error = smb_t2_alloc(SSTOCP(ctx->f_ssp), SMB_TRANS2_FIND_FIRST2,
		    ctx->f_scred, &t2p);
		if (error)
			return error;
		ctx->f_t2 = t2p;
		mbp = &t2p->t2_tparam;
		mb_init(mbp);
		mb_put_uint16le(mbp, ctx->f_attrmask);
		mb_put_uint16le(mbp, ctx->f_limit);
		mb_put_uint16le(mbp, flags);
		mb_put_uint16le(mbp, ctx->f_infolevel);
		mb_put_uint32le(mbp, 0);
		error = smbfs_fullpath(mbp, vcp, ctx->f_dnp, ctx->f_wildcard, ctx->f_wclen);
		if (error)
			return error;
	} else	{
		error = smb_t2_alloc(SSTOCP(ctx->f_ssp), SMB_TRANS2_FIND_NEXT2,
		    ctx->f_scred, &t2p);
		if (error)
			return error;
		ctx->f_t2 = t2p;
		mbp = &t2p->t2_tparam;
		mb_init(mbp);
		mb_put_mem(mbp, (caddr_t)&ctx->f_Sid, 2, MB_MSYSTEM);
		mb_put_uint16le(mbp, ctx->f_limit);
		mb_put_uint16le(mbp, ctx->f_infolevel);
		mb_put_uint32le(mbp, 0);		/* resume key */
		mb_put_uint16le(mbp, flags);
		if (ctx->f_rname)
			mb_put_mem(mbp, ctx->f_rname, ctx->f_rnamelen + 1, MB_MSYSTEM);
		else
			mb_put_uint8(mbp, 0);	/* resume file name */
#if 0
	struct timeval tv;
	tv.tv_sec = 0;
	tv.tv_usec = 200 * 1000;	/* 200ms */
		if (vcp->vc_flags & SMBC_WIN95) {
			/*
			 * some implementations suggests to sleep here
			 * for 200ms, due to the bug in the Win95.
			 * I've didn't notice any problem, but put code
			 * for it.
			 */
			 pause("fix95", tvtohz(&tv));
		}
#endif
	}
	t2p->t2_maxpcount = 5 * 2;
	t2p->t2_maxdcount = vcp->vc_txmax;
	error = smb_t2_request(t2p);
	if (error)
		return error;
	mdp = &t2p->t2_rparam;
	if (ctx->f_flags & SMBFS_RDD_FINDFIRST) {
		if ((error = md_get_uint16(mdp, &ctx->f_Sid)) != 0)
			return error;
		ctx->f_flags &= ~SMBFS_RDD_FINDFIRST;
	}
	if ((error = md_get_uint16le(mdp, &tw)) != 0)
		return error;
	ctx->f_ecnt = tw;
	if ((error = md_get_uint16le(mdp, &tw)) != 0)
		return error;
	if (tw)
		ctx->f_flags |= SMBFS_RDD_EOF | SMBFS_RDD_NOCLOSE;
	if ((error = md_get_uint16le(mdp, &tw)) != 0)
		return error;
	if ((error = md_get_uint16le(mdp, &tw)) != 0)
		return error;
	if (ctx->f_ecnt == 0) {
		ctx->f_flags |= SMBFS_RDD_EOF | SMBFS_RDD_NOCLOSE;
		return ENOENT;
	}
	ctx->f_rnameofs = tw;
	mdp = &t2p->t2_rdata;
	if (mdp->md_top == NULL) {
		printf("bug: ecnt = %d, but data is NULL (please report)\n", ctx->f_ecnt);
		return ENOENT;
	}
	if (mdp->md_top->m_len == 0) {
		printf("bug: ecnt = %d, but m_len = 0 and m_next = %p (please report)\n", ctx->f_ecnt,mbp->mb_top->m_next);
		return ENOENT;
	}
	ctx->f_eofs = 0;
	return 0;
}
static int
smbfs_smb_qpathinfo(struct smbnode *np, struct smbfattr *fap,
		    struct smb_cred *scred, short infolevel)
{
	struct smb_share *ssp = np->n_mount->sm_share;
	struct smb_vc *vcp = SSTOVC(ssp);
	struct smb_t2rq *t2p;
	int error, svtz, timesok = 1;
	struct mbchain *mbp;
	struct mdchain *mdp;
	u_int16_t date, time, wattr;
	int64_t lint;
	u_int32_t size, dattr;

	error = smb_t2_alloc(SSTOCP(ssp), SMB_TRANS2_QUERY_PATH_INFORMATION,
			     scred, &t2p);
	if (error)
		return error;
	mbp = &t2p->t2_tparam;
	mb_init(mbp);
	if (!infolevel) {
		if (SMB_DIALECT(vcp) < SMB_DIALECT_NTLM0_12)
			infolevel = SMB_QUERY_FILE_STANDARD;
		else
			infolevel = SMB_QUERY_FILE_BASIC_INFO;
	}
	mb_put_uint16le(mbp, infolevel);
	mb_put_uint32le(mbp, 0);
	/* mb_put_uint8(mbp, SMB_DT_ASCII); specs are wrong */
	error = smbfs_fullpath(mbp, vcp, np, NULL, 0);
	if (error) {
		smb_t2_done(t2p);
		return error;
	}
	t2p->t2_maxpcount = 2;
	t2p->t2_maxdcount = vcp->vc_txmax;
	error = smb_t2_request(t2p);
	if (error) {
		smb_t2_done(t2p);
		if (infolevel == SMB_QUERY_FILE_STANDARD || error != EINVAL)
			return error;
		return smbfs_smb_qpathinfo(np, fap, scred,
					   SMB_QUERY_FILE_STANDARD);
	}
	mdp = &t2p->t2_rdata;
	svtz = vcp->vc_sopt.sv_tz;
	switch (infolevel) {
	    case SMB_QUERY_FILE_STANDARD:
		timesok = 0;
		md_get_uint16le(mdp, NULL);
		md_get_uint16le(mdp, NULL);	/* creation time */
		md_get_uint16le(mdp, &date);
		md_get_uint16le(mdp, &time);	/* access time */
		if (date || time) {
			timesok++;
			smb_dos2unixtime(date, time, 0, svtz, &fap->fa_atime);
		}
		md_get_uint16le(mdp, &date);
		md_get_uint16le(mdp, &time);	/* modify time */
		if (date || time) {
			timesok++;
			smb_dos2unixtime(date, time, 0, svtz, &fap->fa_mtime);
		}
		md_get_uint32le(mdp, &size);
		fap->fa_size = size;
		md_get_uint32(mdp, NULL);	/* allocation size */
		md_get_uint16le(mdp, &wattr);
		fap->fa_attr = wattr;
		break;
	    case SMB_QUERY_FILE_BASIC_INFO:
		timesok = 0;
		md_get_int64(mdp, NULL);	/* creation time */
		md_get_int64le(mdp, &lint);
		if (lint) {
			timesok++;
			smb_time_NT2local(lint, svtz, &fap->fa_atime);
		}
		md_get_int64le(mdp, &lint);
		if (lint) {
			timesok++;
			smb_time_NT2local(lint, svtz, &fap->fa_mtime);
		}
		md_get_int64le(mdp, &lint);
		if (lint) {
			timesok++;
			smb_time_NT2local(lint, svtz, &fap->fa_ctime);
		}
		md_get_uint32le(mdp, &dattr);
		fap->fa_attr = dattr;
		md_get_uint32(mdp, NULL);
		/* XXX could use ALL_INFO to get size */
		break;
	    default:
		SMBERROR("unexpected info level %d\n", infolevel);
		error = EINVAL;
	}
	smb_t2_done(t2p);
	/*
	 * if all times are zero (observed with FAT on NT4SP6)
	 * then fall back to older info level
	 */
	if (!timesok) {
		if (infolevel != SMB_QUERY_FILE_STANDARD)
			return smbfs_smb_qpathinfo(np, fap, scred,
						   SMB_QUERY_FILE_STANDARD);
		error = EINVAL;
	}
	return error;
}
Esempio n. 10
0
int
smbfs_smb_statvfs(struct smb_share *ssp, struct statvfs *sbp,
	struct smb_cred *scred)
{
	unsigned long bsize;	/* Block (allocation unit) size */
	unsigned long bavail, bfree;

	/*
	 * The SMB request work with notion of sector size and
	 * allocation units. Allocation unit is what 'block'
	 * means in Unix context, sector size might be HW sector size.
	 */

	if (SMB_DIALECT(SSTOVC(ssp)) >= SMB_DIALECT_LANMAN2_0) {
		struct smb_t2rq *t2p;
		struct mbchain *mbp;
		struct mdchain *mdp;
		u_int16_t secsz;
		u_int32_t units, bpu, funits;
		int error;

		error = smb_t2_alloc(SSTOCP(ssp),
		    SMB_TRANS2_QUERY_FS_INFORMATION, scred, &t2p);
		if (error)
			return error;
		mbp = &t2p->t2_tparam;
		mb_init(mbp);
		mb_put_uint16le(mbp, SMB_INFO_ALLOCATION);
		t2p->t2_maxpcount = 4;
		t2p->t2_maxdcount = 4 * 4 + 2;
		error = smb_t2_request(t2p);
		if (error) {
			smb_t2_done(t2p);
			return error;
		}
		mdp = &t2p->t2_rdata;
		md_get_uint32(mdp, NULL);	/* fs id */
		md_get_uint32le(mdp, &bpu);	/* Number of sectors per unit */
		md_get_uint32le(mdp, &units);	/* Total number of units */
		md_get_uint32le(mdp, &funits);	/* Number of available units */
		md_get_uint16le(mdp, &secsz);	/* Number of bytes per sector */
		smb_t2_done(t2p);

		bsize = bpu * secsz;
		bavail = units;
		bfree = funits;
	} else {
		struct smb_rq *rqp;
		struct mdchain *mdp;
		u_int16_t units, bpu, secsz, funits;
		int error;

		error = smb_rq_alloc(SSTOCP(ssp),
		    SMB_COM_QUERY_INFORMATION_DISK, scred, &rqp);
		if (error)
			return error;
		smb_rq_wstart(rqp);
		smb_rq_wend(rqp);
		smb_rq_bstart(rqp);
		smb_rq_bend(rqp);
		error = smb_rq_simple(rqp);
		if (error) {
			smb_rq_done(rqp);
			return error;
		}
		smb_rq_getreply(rqp, &mdp);
		md_get_uint16le(mdp, &units);	/* Total units per server */
		md_get_uint16le(mdp, &bpu);	/* Blocks per allocation unit */
		md_get_uint16le(mdp, &secsz);	/* Block size (in bytes) */
		md_get_uint16le(mdp, &funits);	/* Number of free units */
		smb_rq_done(rqp);

		bsize = bpu * secsz;
		bavail = units;
		bfree = funits;
	}

	sbp->f_bsize = bsize;		/* fundamental file system block size */
	sbp->f_frsize = bsize;		/* fundamental file system frag size */
	sbp->f_iosize = bsize;		/* optimal I/O size */
	sbp->f_blocks = bavail;		/* total data blocks in file system */
	sbp->f_bfree = bfree;		/* free blocks in fs */
	sbp->f_bresvd = 0;		/* reserved blocks in fs */
	sbp->f_bavail= bfree;		/* free blocks avail to non-superuser */
	sbp->f_files = 0xffff;		/* total file nodes in file system */
	sbp->f_ffree = 0xffff;		/* free file nodes to non-superuser */
	sbp->f_favail = 0xffff;		/* free file nodes in fs */
	sbp->f_fresvd = 0;		/* reserved file nodes in fs */
	return 0;
}