smb_subr.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  * 3. All advertising materials mentioning features or use of this software
   14  *    must display the following acknowledgement:
   15  *    This product includes software developed by Boris Popov.
   16  * 4. Neither the name of the author nor the names of any co-contributors
   17  *    may be used to endorse or promote products derived from this software
   18  *    without specific prior written permission.
   19  *
   20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   30  * SUCH DAMAGE.
   31  *
   32  * $FreeBSD: releng/5.0/sys/netsmb/smb_subr.h 102481 2002-08-27 12:22:06Z bde $
   33  */
   34 #ifndef _NETSMB_SMB_SUBR_H_
   35 #define _NETSMB_SMB_SUBR_H_
   36 
   37 #ifndef _KERNEL
   38 #error "This file shouldn't be included from userland programs"
   39 #endif
   40 
   41 #ifdef MALLOC_DECLARE
   42 MALLOC_DECLARE(M_SMBTEMP);
   43 #endif
   44 
   45 #define FB_CURRENT
   46 
   47 #define SMBERROR(format, args...) printf("%s: "format, __func__ ,## args)
   48 #define SMBPANIC(format, args...) printf("%s: "format, __func__ ,## args)
   49 
   50 #ifdef SMB_SOCKET_DEBUG
   51 #define SMBSDEBUG(format, args...) printf("%s: "format, __func__ ,## args)
   52 #else
   53 #define SMBSDEBUG(format, args...)
   54 #endif
   55 
   56 #ifdef SMB_IOD_DEBUG
   57 #define SMBIODEBUG(format, args...) printf("%s: "format, __func__ ,## args)
   58 #else
   59 #define SMBIODEBUG(format, args...)
   60 #endif
   61 
   62 #ifdef SMB_SOCKETDATA_DEBUG
   63 void m_dumpm(struct mbuf *m);
   64 #else
   65 #define m_dumpm(m)
   66 #endif
   67 
   68 #define SMB_SIGMASK(set)                                                \
   69         (SIGISMEMBER(set, SIGINT) || SIGISMEMBER(set, SIGTERM) ||       \
   70          SIGISMEMBER(set, SIGHUP) || SIGISMEMBER(set, SIGKILL) ||       \
   71          SIGISMEMBER(set, SIGQUIT))
   72 
   73 #define smb_suser(cred) suser_cred(cred, 0)
   74 
   75 /*
   76  * Compatibility wrappers for simple locks
   77  */
   78 
   79 #include <sys/lock.h>
   80 #include <sys/mutex.h>
   81 
   82 #define smb_slock                       mtx
   83 #define smb_sl_init(mtx, desc)          mtx_init(mtx, desc, NULL, MTX_DEF)
   84 #define smb_sl_destroy(mtx)             mtx_destroy(mtx)
   85 #define smb_sl_lock(mtx)                mtx_lock(mtx)
   86 #define smb_sl_unlock(mtx)              mtx_unlock(mtx)
   87 
   88 
   89 #define SMB_STRFREE(p)  do { if (p) smb_strfree(p); } while(0)
   90 
   91 /*
   92  * The simple try/catch/finally interface.
   93  * With GCC it is possible to allow more than one try/finally block per
   94  * function, but we'll avoid it to maintain portability.
   95  */
   96 #define itry            {                                               \
   97                                 __label__ _finlab, _catchlab;           \
   98                                 int _tval;                              \
   99 
  100 #define icatch(var)                                                     \
  101                                 goto _finlab;                           \
  102                                 (void)&&_catchlab;                      \
  103                                 _catchlab:                              \
  104                                 var = _tval;
  105 
  106 #define ifinally                (void)&&_finlab;                        \
  107                                 _finlab:                                
  108 #define iendtry         }
  109 
  110 #define inocatch                                                        \
  111                                 goto _finlab;                           \
  112                                 (void)&&_catchlab;                      \
  113                                 _catchlab:                              \
  114 
  115 #define ithrow(t)       do {                                            \
  116                                 if ((_tval = (int)(t)) != 0)            \
  117                                         goto _catchlab;                 \
  118                         } while (0)
  119 
  120 #define ierror(t,e)     do {                                            \
  121                                 if (t) {                                \
  122                                         _tval = e;                      \
  123                                         goto _catchlab;                 \
  124                                 }                                       \
  125                         } while (0)
  126 
  127 typedef u_int16_t       smb_unichar;
  128 typedef smb_unichar     *smb_uniptr;
  129 
  130 /*
  131  * Crediantials of user/process being processing in the connection procedures
  132  */
  133 struct smb_cred {
  134         struct thread * scr_td;
  135         struct ucred *  scr_cred;
  136 };
  137 
  138 extern smb_unichar smb_unieol;
  139 
  140 struct mbchain;
  141 struct smb_vc;
  142 struct smb_rq;
  143 
  144 void smb_makescred(struct smb_cred *scred, struct thread *td, struct ucred *cred);
  145 int  smb_proc_intr(struct proc *);
  146 char *smb_strdup(const char *s);
  147 void *smb_memdup(const void *umem, int len);
  148 char *smb_strdupin(char *s, int maxlen);
  149 void *smb_memdupin(void *umem, int len);
  150 void smb_strtouni(u_int16_t *dst, const char *src);
  151 void smb_strfree(char *s);
  152 void smb_memfree(void *s);
  153 void *smb_zmalloc(unsigned long size, struct malloc_type *type, int flags);
  154 
  155 int  smb_encrypt(const u_char *apwd, u_char *C8, u_char *RN);
  156 int  smb_ntencrypt(const u_char *apwd, u_char *C8, u_char *RN);
  157 int  smb_maperror(int eclass, int eno);
  158 int  smb_put_dmem(struct mbchain *mbp, struct smb_vc *vcp,
  159         const char *src, int len, int caseopt);
  160 int  smb_put_dstring(struct mbchain *mbp, struct smb_vc *vcp,
  161         const char *src, int caseopt);
  162 int  smb_put_string(struct smb_rq *rqp, const char *src);
  163 int  smb_put_asunistring(struct smb_rq *rqp, const char *src);
  164 
  165 #endif /* !_NETSMB_SMB_SUBR_H_ */

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

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