smbfs_subr.c

Version: - FREEBSD - FREEBSD-13-STABLE - FREEBSD-13-0 - FREEBSD-12-STABLE - FREEBSD-12-0 - FREEBSD-11-STABLE - FREEBSD-11-0 - FREEBSD-10-STABLE - FREEBSD-10-0 - FREEBSD-9-STABLE - FREEBSD-9-0 - FREEBSD-8-STABLE - FREEBSD-8-0 - FREEBSD-7-STABLE - FREEBSD-7-0 - FREEBSD-6-STABLE - FREEBSD-6-0 - FREEBSD-5-STABLE - FREEBSD-5-0 - FREEBSD-4-STABLE - FREEBSD-3-STABLE - FREEBSD22 - l41 - OPENBSD - linux-2.6 - MK84 - PLAN9 - xnu-8792
SearchContext: - none - 3 - 10

    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  * $FreeBSD$
   27  */
   28 #include <sys/param.h>
   29 #include <sys/systm.h>
   30 #include <sys/kernel.h>
   31 #include <sys/clock.h>
   32 #include <sys/malloc.h>
   33 #include <sys/time.h>
   34 #include <sys/vnode.h>
   35 #include <sys/sysctl.h>
   36 #include <sys/iconv.h>
   37 
   38 #include <netsmb/smb.h>
   39 #include <netsmb/smb_conn.h>
   40 #include <netsmb/smb_subr.h>
   41 #include <netsmb/smb_rq.h>
   42 #include <netsmb/smb_dev.h>
   43 
   44 #include <fs/smbfs/smbfs.h>
   45 #include <fs/smbfs/smbfs_node.h>
   46 #include <fs/smbfs/smbfs_subr.h>
   47 
   48 MALLOC_DEFINE(M_SMBFSDATA, "smbfs_data", "SMBFS private data");
   49 MALLOC_DEFINE(M_SMBFSCRED, "smbfs_cred", "SMBFS cred data");
   50 
   51 void
   52 smb_time_local2server(struct timespec *tsp, int tzoff, u_long *seconds)
   53 {
   54         *seconds = tsp->tv_sec - tzoff * 60 /*- tz_minuteswest * 60 -
   55             (wall_cmos_clock ? adjkerntz : 0)*/;
   56 }
   57 
   58 void
   59 smb_time_server2local(u_long seconds, int tzoff, struct timespec *tsp)
   60 {
   61         tsp->tv_sec = seconds + tzoff * 60;
   62 }
   63 
   64 /*
   65  * Number of seconds between 1970 and 1601 year
   66  */
   67 static int64_t DIFF1970TO1601 = 11644473600ULL;
   68 
   69 /*
   70  * Time from server comes as UTC, so no need to use tz
   71  */
   72 void
   73 smb_time_NT2local(int64_t nsec, int tzoff, struct timespec *tsp)
   74 {
   75         smb_time_server2local(nsec / 10000000 - DIFF1970TO1601, 0, tsp);
   76 }
   77 
   78 void
   79 smb_time_local2NT(struct timespec *tsp, int tzoff, int64_t *nsec)
   80 {
   81         u_long seconds;
   82 
   83         smb_time_local2server(tsp, 0, &seconds);
   84         *nsec = (((int64_t)(seconds) & ~1) + DIFF1970TO1601) * (int64_t)10000000;
   85 }
   86 
   87 void
   88 smb_time_unix2dos(struct timespec *tsp, int tzoff, u_int16_t *ddp, 
   89         u_int16_t *dtp, u_int8_t *dhp)
   90 {
   91         struct timespec tt;
   92         u_long t;
   93 
   94         tt = *tsp;
   95         smb_time_local2server(tsp, tzoff, &t);
   96         tt.tv_sec = t;
   97         timespec2fattime(&tt, 1, ddp, dtp, dhp);
   98 }
   99 
  100 void
  101 smb_dos2unixtime(u_int dd, u_int dt, u_int dh, int tzoff,
  102         struct timespec *tsp)
  103 {
  104 
  105         fattime2timespec(dd, dt, dh, 1, tsp);
  106         smb_time_server2local(tsp->tv_sec, tzoff, tsp);
  107 }
  108 
  109 int
  110 smbfs_fullpath(struct mbchain *mbp, struct smb_vc *vcp, struct smbnode *dnp,
  111         const char *name, int nmlen)
  112 {
  113         int caseopt = SMB_CS_NONE;
  114         int error;
  115 
  116         if (SMB_UNICODE_STRINGS(vcp)) {
  117                 error = mb_put_padbyte(mbp);
  118                 if (error)
  119                         return error;
  120         }
  121         if (SMB_DIALECT(vcp) < SMB_DIALECT_LANMAN1_0)
  122                 caseopt |= SMB_CS_UPPER;
  123         if (dnp != NULL) {
  124                 error = smb_put_dmem(mbp, vcp, dnp->n_rpath, dnp->n_rplen, 
  125                     caseopt);
  126                 if (error)
  127                         return error;
  128                 if (name) {
  129                         /* Put the separator */
  130                         if (SMB_UNICODE_STRINGS(vcp))
  131                                 error = mb_put_uint16le(mbp, '\\');
  132                         else
  133                                 error = mb_put_uint8(mbp, '\\');
  134                         if (error)
  135                                 return error;
  136                         /* Put the name */
  137                         error = smb_put_dmem(mbp, vcp, name, nmlen, caseopt);
  138                         if (error)
  139                                 return error;
  140                 }
  141         }
  142         /* Put NULL terminator. */
  143         if (SMB_UNICODE_STRINGS(vcp))
  144                 error = mb_put_uint16le(mbp, 0);
  145         else
  146                 error = mb_put_uint8(mbp, 0);
  147         return error;
  148 }
  149 
  150 int
  151 smbfs_fname_tolocal(struct smb_vc *vcp, char *name, int *nmlen, int caseopt)
  152 {
  153         int copt = (caseopt == SMB_CS_LOWER ? KICONV_FROM_LOWER : 
  154                     (caseopt == SMB_CS_UPPER ? KICONV_FROM_UPPER : 0));
  155         int error = 0;
  156         size_t ilen = *nmlen;
  157         size_t olen;
  158         char *ibuf = name;
  159         char outbuf[SMB_MAXFNAMELEN];
  160         char *obuf = outbuf;
  161 
  162         if (vcp->vc_tolocal) {
  163                 olen = sizeof(outbuf);
  164                 bzero(outbuf, sizeof(outbuf));
  165 
  166                 /*
  167                 error = iconv_conv_case
  168                         (vcp->vc_tolocal, NULL, NULL, &obuf, &olen, copt);
  169                 if (error) return error;
  170                 */
  171 
  172                 error = iconv_conv_case(vcp->vc_tolocal,
  173                     __DECONST(const char **, &ibuf), &ilen, &obuf, &olen, copt);
  174                 if (error && SMB_UNICODE_STRINGS(vcp)) {
  175                         /*
  176                          * If using unicode, leaving a file name as it was when
  177                          * convert fails will cause a problem because the file name
  178                          * will contain NULL.
  179                          * Here, put '?' and give converted file name.
  180                          */
  181                         *obuf = '?';
  182                         olen--;
  183                         error = 0;
  184                 }
  185                 if (!error) {
  186                         *nmlen = sizeof(outbuf) - olen;
  187                         memcpy(name, outbuf, *nmlen);
  188                 }
  189         }
  190         return error;
  191 }
  192 
  193 void *
  194 smbfs_malloc_scred(void)
  195 {
  196         return (malloc(sizeof(struct smb_cred), M_SMBFSCRED, M_WAITOK));
  197 }
  198 
  199 void
  200 smbfs_free_scred(void *scred)
  201 {
  202         free(scred, M_SMBFSCRED);
  203 }

Cache object: 7eba08a4817444663d3b6b5e227822bd

[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.

FreeBSD/Linux Kernel Cross Reference sys/fs/smbfs/smbfs_subr.c

FreeBSD/Linux Kernel Cross Reference
sys/fs/smbfs/smbfs_subr.c