utils/mountd/mount_dispatch.c

   1 /*
   2  * mount_dispatch       This file contains the function dispatch table.
   3  *
   4  * Copyright (C) 1995 Olaf Kirch <okir@monad.swb.de>
   5  */
   6
   7 #include "config.h"
   8
   9 #ifdef HAVE_TCP_WRAPPER
  10 #include "tcpwrapper.h"
  11 #endif
  12
  13 #include "mountd.h"
  14 #include "rpcmisc.h"
  15
  16 /*
  17  * Procedures for MNTv1
  18  */
  19 static struct rpc_dentry mnt_1_dtable[] = {
  20         dtable_ent(mount_null,1,void,void),             /* NULL */
  21         dtable_ent(mount_mnt,1,dirpath,fhstatus),       /* MNT */
  22         dtable_ent(mount_dump,1,void,mountlist),        /* DUMP */
  23         dtable_ent(mount_umnt,1,dirpath,void),          /* UMNT */
  24         dtable_ent(mount_umntall,1,void,void),          /* UMNTALL */
  25         dtable_ent(mount_export,1,void,exports),        /* EXPORT */
  26         dtable_ent(mount_exportall,1,void,exports),     /* EXPORTALL */
  27 };
  28
  29 /*
  30  * Procedures for MNTv2
  31  */
  32 static struct rpc_dentry mnt_2_dtable[] = {
  33         dtable_ent(mount_null,1,void,void),             /* NULL */
  34         dtable_ent(mount_mnt,1,dirpath,fhstatus),       /* MNT */
  35         dtable_ent(mount_dump,1,void,mountlist),        /* DUMP */
  36         dtable_ent(mount_umnt,1,dirpath,void),          /* UMNT */
  37         dtable_ent(mount_umntall,1,void,void),          /* UMNTALL */
  38         dtable_ent(mount_export,1,void,exports),        /* EXPORT */
  39         dtable_ent(mount_exportall,1,void,exports),     /* EXPORTALL */
  40         dtable_ent(mount_pathconf,2,dirpath,ppathcnf),  /* PATHCONF */
  41 };
  42
  43 /*
  44  * Procedures for MNTv3
  45  */
  46 static struct rpc_dentry mnt_3_dtable[] = {
  47         dtable_ent(mount_null,1,void,void),             /* NULL */
  48         dtable_ent(mount_mnt,3,dirpath,mountres3),      /* MNT */
  49         dtable_ent(mount_dump,1,void,mountlist),        /* DUMP */
  50         dtable_ent(mount_umnt,1,dirpath,void),          /* UMNT */
  51         dtable_ent(mount_umntall,1,void,void),          /* UMNTALL */
  52         dtable_ent(mount_export,1,void,exports),        /* EXPORT */
  53 };
  54
  55 #define number_of(x)    (sizeof(x)/sizeof(x[0]))
  56
  57 static struct rpc_dtable        dtable[] = {
  58         { mnt_1_dtable,         number_of(mnt_1_dtable) },
  59         { mnt_2_dtable,         number_of(mnt_2_dtable) },
  60         { mnt_3_dtable,         number_of(mnt_3_dtable) },
  61 };
  62
  63 /*
  64  * The main dispatch routine.
  65  */
  66 void
  67 mount_dispatch(struct svc_req *rqstp, SVCXPRT *transp)
  68 {
  69         union mountd_arguments  argument;
  70         union mountd_results    result;
  71
  72 #ifdef HAVE_TCP_WRAPPER
  73         /* remote host authorization check */
  74         if (!check_default("mountd", svc_getcaller(transp),
  75                            rqstp->rq_proc, MOUNTPROG)) {
  76                 svcerr_auth (transp, AUTH_FAILED);
  77                 return;
  78         }
  79 #endif
  80
  81         rpc_dispatch(rqstp, transp, dtable, number_of(dtable),
  82                         &argument, &result);
  83 }