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freebsd/sys/fs/smbfs/smbfs_subr.h
Andrey V. Elsukov 14b2dc3952 Use SMB_QUERY_FS_SIZE_INFO request to populate statfs structure.
When server doesn't support this request, try to use SMB_INFO_ALLOCATION.
And use SMB_COM_QUERY_INFORMATION_DISK request as fallback.

MFC after:	2 weeks
2014-04-15 09:10:01 +00:00

183 lines
6.5 KiB
C

/*-
* Copyright (c) 2000-2001 Boris Popov
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _FS_SMBFS_SMBFS_SUBR_H_
#define _FS_SMBFS_SMBFS_SUBR_H_
#ifdef MALLOC_DECLARE
MALLOC_DECLARE(M_SMBFSDATA);
MALLOC_DECLARE(M_SMBFSCRED);
#endif
#define SMBFSERR(format, args...) printf("%s: "format, __func__ ,## args)
#ifdef SMB_VNODE_DEBUG
#define SMBVDEBUG(format, args...) printf("%s: "format, __func__ ,## args)
#else
#define SMBVDEBUG(format, args...)
#endif
/*
* Possible lock commands
*/
#define SMB_LOCK_EXCL 0
#define SMB_LOCK_SHARED 1
#define SMB_LOCK_RELEASE 2
struct smbmount;
struct proc;
struct timespec;
struct ucred;
struct vattr;
struct vnode;
struct statfs;
struct smbfattr {
int fa_attr;
int64_t fa_size;
struct timespec fa_atime;
struct timespec fa_ctime;
struct timespec fa_mtime;
long fa_ino;
};
/*
* Context to perform findfirst/findnext/findclose operations
*/
#define SMBFS_RDD_FINDFIRST 0x01
#define SMBFS_RDD_EOF 0x02
#define SMBFS_RDD_FINDSINGLE 0x04
#define SMBFS_RDD_USESEARCH 0x08
#define SMBFS_RDD_NOCLOSE 0x10
#define SMBFS_RDD_GOTRNAME 0x1000
/*
* Search context supplied by server
*/
#define SMB_SKEYLEN 21 /* search context */
#define SMB_DENTRYLEN (SMB_SKEYLEN + 22) /* entire entry */
struct smbfs_fctx {
/*
* Setable values
*/
int f_flags; /* SMBFS_RDD_ */
/*
* Return values
*/
struct smbfattr f_attr; /* current attributes */
char * f_name; /* current file name */
int f_nmlen; /* name len */
/*
* Internal variables
*/
int f_limit; /* maximum number of entries */
int f_attrmask; /* SMB_FA_ */
int f_wclen;
const char * f_wildcard;
struct smbnode* f_dnp;
struct smb_cred*f_scred;
struct smb_share *f_ssp;
union {
struct smb_rq * uf_rq;
struct smb_t2rq * uf_t2;
} f_urq;
int f_left; /* entries left */
int f_ecnt; /* entries left in the current reponse */
int f_eofs; /* entry offset in the parameter block */
u_char f_skey[SMB_SKEYLEN]; /* server side search context */
u_char f_fname[8 + 1 + 3 + 1]; /* common case for 8.3 filenames */
u_int16_t f_Sid;
u_int16_t f_infolevel;
int f_rnamelen;
char * f_rname; /* resume name/key */
int f_rnameofs;
};
#define f_rq f_urq.uf_rq
#define f_t2 f_urq.uf_t2
/*
* smb level
*/
int smbfs_smb_lock(struct smbnode *np, int op, caddr_t id,
off_t start, off_t end, struct smb_cred *scred);
int smbfs_smb_statfs(struct smb_share *ssp, struct statfs *sbp,
struct smb_cred *scred);
int smbfs_smb_setfsize(struct smbnode *np, int newsize, struct smb_cred *scred);
int smbfs_smb_query_info(struct smbnode *np, const char *name, int len,
struct smbfattr *fap, struct smb_cred *scred);
int smbfs_smb_setpattr(struct smbnode *np, u_int16_t attr,
struct timespec *mtime, struct smb_cred *scred);
int smbfs_smb_setptime2(struct smbnode *np, struct timespec *mtime,
struct timespec *atime, int attr, struct smb_cred *scred);
int smbfs_smb_setpattrNT(struct smbnode *np, u_int16_t attr,
struct timespec *mtime, struct timespec *atime, struct smb_cred *scred);
int smbfs_smb_setftime(struct smbnode *np, struct timespec *mtime,
struct timespec *atime, struct smb_cred *scred);
int smbfs_smb_setfattrNT(struct smbnode *np, u_int16_t attr,
struct timespec *mtime, struct timespec *atime, struct smb_cred *scred);
int smbfs_smb_open(struct smbnode *np, int accmode, struct smb_cred *scred);
int smbfs_smb_close(struct smb_share *ssp, u_int16_t fid,
struct timespec *mtime, struct smb_cred *scred);
int smbfs_smb_create(struct smbnode *dnp, const char *name, int len,
struct smb_cred *scred);
int smbfs_smb_delete(struct smbnode *np, struct smb_cred *scred);
int smbfs_smb_flush(struct smbnode *np, struct smb_cred *scred);
int smbfs_smb_rename(struct smbnode *src, struct smbnode *tdnp,
const char *tname, int tnmlen, struct smb_cred *scred);
int smbfs_smb_move(struct smbnode *src, struct smbnode *tdnp,
const char *tname, int tnmlen, u_int16_t flags, struct smb_cred *scred);
int smbfs_smb_mkdir(struct smbnode *dnp, const char *name, int len,
struct smb_cred *scred);
int smbfs_smb_rmdir(struct smbnode *np, struct smb_cred *scred);
int smbfs_findopen(struct smbnode *dnp, const char *wildcard, int wclen,
int attr, struct smb_cred *scred, struct smbfs_fctx **ctxpp);
int smbfs_findnext(struct smbfs_fctx *ctx, int limit, struct smb_cred *scred);
int smbfs_findclose(struct smbfs_fctx *ctx, struct smb_cred *scred);
int smbfs_fullpath(struct mbchain *mbp, struct smb_vc *vcp,
struct smbnode *dnp, const char *name, int nmlen);
int smbfs_smb_lookup(struct smbnode *dnp, const char *name, int nmlen,
struct smbfattr *fap, struct smb_cred *scred);
int smbfs_fname_tolocal(struct smb_vc *vcp, char *name, int *nmlen, int caseopt);
void smb_time_local2server(struct timespec *tsp, int tzoff, u_long *seconds);
void smb_time_server2local(u_long seconds, int tzoff, struct timespec *tsp);
void smb_time_NT2local(int64_t nsec, int tzoff, struct timespec *tsp);
void smb_time_local2NT(struct timespec *tsp, int tzoff, int64_t *nsec);
void smb_time_unix2dos(struct timespec *tsp, int tzoff, u_int16_t *ddp,
u_int16_t *dtp, u_int8_t *dhp);
void smb_dos2unixtime (u_int dd, u_int dt, u_int dh, int tzoff, struct timespec *tsp);
void *smbfs_malloc_scred(void);
void smbfs_free_scred(void *);
#endif /* !_FS_SMBFS_SMBFS_SUBR_H_ */