The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/netsmb/smb_dev.h

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    1 /*-
    2  * Copyright (c) 2000-2001 Boris Popov
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  *
   14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   24  * SUCH DAMAGE.
   25  *
   26  * $FreeBSD: releng/10.1/sys/netsmb/smb_dev.h 250236 2013-05-04 14:03:18Z davide $
   27  */
   28 #ifndef _NETSMB_DEV_H_
   29 #define _NETSMB_DEV_H_
   30 
   31 #ifndef _KERNEL
   32 #include <sys/types.h>
   33 #endif
   34 #include <sys/ioccom.h>
   35 
   36 #include <netsmb/smb.h>
   37 
   38 #define NSMB_NAME               "nsmb"
   39 
   40 #define NSMB_VERMAJ     1
   41 #define NSMB_VERMIN     3006
   42 #define NSMB_VERSION    (NSMB_VERMAJ * 100000 + NSMB_VERMIN)
   43 
   44 #define NSMBFL_OPEN             0x0001
   45 
   46 #define SMBVOPT_CREATE          0x0001  /* create object if necessary */
   47 #define SMBVOPT_PRIVATE         0x0002  /* connection should be private */
   48 #define SMBVOPT_SINGLESHARE     0x0004  /* keep only one share at this VC */
   49 #define SMBVOPT_PERMANENT       0x0010  /* object will keep last reference */
   50 
   51 #define SMBSOPT_CREATE          0x0001  /* create object if necessary */
   52 #define SMBSOPT_PERMANENT       0x0010  /* object will keep last reference */
   53 
   54 /*
   55  * SMBIOC_LOOKUP flags
   56  */
   57 #define SMBLK_CREATE            0x0001
   58 
   59 struct smbioc_ossn {
   60         int             ioc_opt;
   61         uint32_t        ioc_svlen;      /* size of ioc_server address */
   62         struct sockaddr*ioc_server;
   63         uint32_t        ioc_lolen;      /* size of ioc_local address */
   64         struct sockaddr*ioc_local;
   65         char            ioc_srvname[SMB_MAXSRVNAMELEN + 1];
   66         int             ioc_timeout;
   67         int             ioc_retrycount; /* number of retries before giveup */
   68         char            ioc_localcs[16];/* local charset */
   69         char            ioc_servercs[16];/* server charset */
   70         char            ioc_user[SMB_MAXUSERNAMELEN + 1];
   71         char            ioc_workgroup[SMB_MAXUSERNAMELEN + 1];
   72         char            ioc_password[SMB_MAXPASSWORDLEN + 1];
   73         uid_t           ioc_owner;      /* proposed owner */
   74         gid_t           ioc_group;      /* proposed group */
   75         mode_t          ioc_mode;       /* desired access mode */
   76         mode_t          ioc_rights;     /* SMBM_* */
   77 };
   78 
   79 struct smbioc_oshare {
   80         int             ioc_opt;
   81         int             ioc_stype;      /* share type */
   82         char            ioc_share[SMB_MAXSHARENAMELEN + 1];
   83         char            ioc_password[SMB_MAXPASSWORDLEN + 1];
   84         uid_t           ioc_owner;      /* proposed owner of share */
   85         gid_t           ioc_group;      /* proposed group of share */
   86         mode_t          ioc_mode;       /* desired access mode to share */
   87         mode_t          ioc_rights;     /* SMBM_* */
   88 };
   89 
   90 struct smbioc_rq {
   91         u_char          ioc_cmd;
   92         u_char          ioc_twc;
   93         void *          ioc_twords;
   94         u_short         ioc_tbc;
   95         void *          ioc_tbytes;
   96         int             ioc_rpbufsz;
   97         char *          ioc_rpbuf;
   98         u_char          ioc_rwc;
   99         u_short         ioc_rbc;
  100         u_int8_t        ioc_errclass;
  101         u_int16_t       ioc_serror;
  102         u_int32_t       ioc_error;
  103 };
  104 
  105 struct smbioc_t2rq {
  106         u_int16_t       ioc_setup[3];
  107         int             ioc_setupcnt;
  108         char *          ioc_name;
  109         u_short         ioc_tparamcnt;
  110         void *          ioc_tparam;
  111         u_short         ioc_tdatacnt;
  112         void *          ioc_tdata;
  113         u_short         ioc_rparamcnt;
  114         void *          ioc_rparam;
  115         u_short         ioc_rdatacnt;
  116         void *          ioc_rdata;
  117 };
  118 
  119 struct smbioc_flags {
  120         int             ioc_level;      /* 0 - session, 1 - share */
  121         int             ioc_mask;
  122         int             ioc_flags;
  123 };
  124 
  125 struct smbioc_lookup {
  126         int             ioc_level;
  127         int             ioc_flags;
  128         struct smbioc_ossn      ioc_ssn;
  129         struct smbioc_oshare    ioc_sh;
  130 };
  131 
  132 struct smbioc_rw {
  133         smbfh   ioc_fh;
  134         char *  ioc_base;
  135         off_t   ioc_offset;
  136         int     ioc_cnt;
  137 };
  138 
  139 /*
  140  * Device IOCTLs
  141  */
  142 #define SMBIOC_OPENSESSION      _IOW('n',  100, struct smbioc_ossn)
  143 #define SMBIOC_OPENSHARE        _IOW('n',  101, struct smbioc_oshare)
  144 #define SMBIOC_REQUEST          _IOWR('n', 102, struct smbioc_rq)
  145 #define SMBIOC_T2RQ             _IOWR('n', 103, struct smbioc_t2rq)
  146 #define SMBIOC_SETFLAGS         _IOW('n',  104, struct smbioc_flags)
  147 #define SMBIOC_LOOKUP           _IOW('n',  106, struct smbioc_lookup)
  148 #define SMBIOC_READ             _IOWR('n', 107, struct smbioc_rw)
  149 #define SMBIOC_WRITE            _IOWR('n', 108, struct smbioc_rw)
  150 
  151 #ifdef _KERNEL
  152 
  153 #define SMBST_CONNECTED 1
  154 
  155 STAILQ_HEAD(smbrqh, smb_rq);
  156 
  157 struct smb_dev {
  158         struct cdev *   dev;
  159         int             sd_opened;
  160         int             sd_level;
  161         struct smb_vc * sd_vc;          /* reference to VC */
  162         struct smb_share *sd_share;     /* reference to share if any */
  163         int             sd_poll;
  164         int             sd_seq;
  165         int             sd_flags;
  166         int             refcount;
  167         int             usecount;
  168 };
  169 
  170 extern struct sx smb_lock;
  171 #define SMB_LOCK()              sx_xlock(&smb_lock)
  172 #define SMB_UNLOCK()            sx_unlock(&smb_lock)
  173 #define SMB_LOCKASSERT()        sx_assert(&smb_lock, SA_XLOCKED)
  174 
  175 struct smb_cred;
  176 
  177 void sdp_dtor(void *arg);
  178 void sdp_trydestroy(struct smb_dev *dev);
  179 
  180 /*
  181  * Compound user interface
  182  */
  183 int  smb_usr_lookup(struct smbioc_lookup *dp, struct smb_cred *scred,
  184         struct smb_vc **vcpp, struct smb_share **sspp);
  185 int  smb_usr_opensession(struct smbioc_ossn *data,
  186         struct smb_cred *scred, struct smb_vc **vcpp);
  187 int  smb_usr_openshare(struct smb_vc *vcp, struct smbioc_oshare *data,
  188         struct smb_cred *scred, struct smb_share **sspp);
  189 int  smb_usr_simplerequest(struct smb_share *ssp, struct smbioc_rq *data,
  190         struct smb_cred *scred);
  191 int  smb_usr_t2request(struct smb_share *ssp, struct smbioc_t2rq *data,
  192         struct smb_cred *scred);
  193 int  smb_dev2share(int fd, int mode, struct smb_cred *scred,
  194         struct smb_share **sspp, struct smb_dev **ssdp);
  195 
  196 
  197 #endif /* _KERNEL */
  198 
  199 #endif /* _NETSMB_DEV_H_ */

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