dmapi/src/suite1/cmd/handle_to_fshandle.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (c) 2000-2001 Silicon Graphics, Inc.
   4  * All Rights Reserved.
   5  */
   6
   7 /* Given an object's handle, print the filesystem handle. */
   8
   9 #include <lib/hsm.h>
  10
  11 #include <string.h>
  12
  13 /*---------------------------------------------------------------------------
  14
  15 Test program used to test dm_handle_to_fshandle().  The command line is:
  16
  17         handle_to_fshandle handle
  18
  19 where handle is an object's handle.
  20
  21 ----------------------------------------------------------------------------*/
  22
  23
  24 char    *Progname;
  25
  26
  27 static void
  28 usage(void)
  29 {
  30         fprintf(stderr, "usage:\t%s handle\n", Progname);
  31         exit(1);
  32 }
  33
  34
  35 int
  36 main(
  37         int             argc,
  38         char            **argv)
  39 {
  40         char            *han_str;
  41         char            *name;
  42         void            *hanp, *fshanp;
  43         size_t          hlen, fshlen;
  44         char            buffer[100];
  45         int             error;
  46
  47         Progname = strrchr(argv[0], '/');
  48         if (Progname) {
  49                 Progname++;
  50         } else {
  51                 Progname = argv[0];
  52         }
  53
  54         if (argc != 2)
  55                 usage();
  56         han_str = argv[1];
  57
  58         (void)dm_init_service(&name);
  59
  60         if ((error = atohan(han_str, &hanp, &hlen)) != 0) {
  61                 fprintf(stderr, "atohan() failed, %s\n", strerror(error));
  62                 return(1);
  63         }
  64
  65         if (dm_handle_to_fshandle(hanp, hlen, &fshanp, &fshlen) != 0) {
  66                 fprintf(stderr, "dm_handle_to_fshandle failed, %s\n",
  67                         strerror(errno));
  68                 return(1);
  69         }
  70         hantoa(fshanp, fshlen, buffer);
  71         fprintf(stdout, "%s\n", buffer);
  72
  73         dm_handle_free(hanp, hlen);
  74         dm_handle_free(fshanp, fshlen);
  75         return(0);
  76 }