LCOV - code coverage report
Current view: top level - vhd/lib - vhd-util-repair.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 0 20 0.0 %
Date: 2025-01-09 17:56:42 Functions: 0 1 0.0 %
Branches: 0 19 0.0 %

           Branch data     Line data    Source code
       1                 :            : /*
       2                 :            :  * Copyright (c) 2016, Citrix Systems, Inc.
       3                 :            :  *
       4                 :            :  * All rights reserved.
       5                 :            :  *
       6                 :            :  * Redistribution and use in source and binary forms, with or without
       7                 :            :  * modification, are permitted provided that the following conditions are met:
       8                 :            :  * 
       9                 :            :  *  1. Redistributions of source code must retain the above copyright
      10                 :            :  *     notice, this list of conditions and the following disclaimer.
      11                 :            :  *  2. Redistributions in binary form must reproduce the above copyright
      12                 :            :  *     notice, this list of conditions and the following disclaimer in the
      13                 :            :  *     documentation and/or other materials provided with the distribution.
      14                 :            :  *  3. Neither the name of the copyright holder nor the names of its 
      15                 :            :  *     contributors may be used to endorse or promote products derived from 
      16                 :            :  *     this software without specific prior written permission.
      17                 :            :  *
      18                 :            :  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
      19                 :            :  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
      20                 :            :  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
      21                 :            :  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
      22                 :            :  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
      23                 :            :  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
      24                 :            :  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
      25                 :            :  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
      26                 :            :  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
      27                 :            :  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
      28                 :            :  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
      29                 :            :  */
      30                 :            : 
      31                 :            : #ifdef HAVE_CONFIG_H
      32                 :            : #include "config.h"
      33                 :            : #endif
      34                 :            : 
      35                 :            : #include <errno.h>
      36                 :            : #include <fcntl.h>
      37                 :            : #include <stdio.h>
      38                 :            : #include <stdlib.h>
      39                 :            : #include <unistd.h>
      40                 :            : 
      41                 :            : #include "libvhd.h"
      42                 :            : 
      43                 :            : int
      44                 :          0 : vhd_util_repair(int argc, char **argv)
      45                 :            : {
      46                 :            :         char *name;
      47                 :            :         int err, c;
      48                 :            :         vhd_context_t vhd;
      49                 :          0 :         int flags = VHD_OPEN_RDWR;
      50                 :            : 
      51                 :          0 :         name = NULL;
      52                 :            : 
      53         [ #  # ]:          0 :         if (!argc || !argv)
      54                 :            :                 goto usage;
      55                 :            : 
      56                 :          0 :         optind = 0;
      57         [ #  # ]:          0 :         while ((c = getopt(argc, argv, "n:bh")) != -1) {
      58      [ #  #  # ]:          0 :                 switch (c) {
      59                 :            :                 case 'n':
      60                 :          0 :                         name = optarg;
      61                 :          0 :                         break;
      62                 :            :                 case 'b':
      63                 :            :                         flags |= VHD_OPEN_USE_BKP_FOOTER;
      64                 :            :                         break;
      65                 :            :                 case 'h':
      66                 :            :                 default:
      67                 :            :                         goto usage;
      68                 :            :                 }
      69                 :            :         }
      70                 :            : 
      71 [ #  # ][ #  # ]:          0 :         if (!name || optind != argc)
      72                 :            :                 goto usage;
      73                 :            : 
      74                 :          0 :         err = vhd_open(&vhd, name, flags);
      75         [ #  # ]:          0 :         if (err) {
      76                 :            :                 printf("error opening %s: %d\n", name, err);
      77                 :          0 :                 return err;
      78                 :            :         }
      79                 :            : 
      80                 :          0 :         err = vhd_get_footer(&vhd);
      81         [ #  # ]:          0 :         if (err) {
      82                 :            :                 printf("error reading footer %s: %d\n", name, err);
      83                 :            :                 return err;
      84                 :            :         }
      85         [ #  # ]:          0 :         if (uuid_is_null(vhd.footer.uuid))
      86                 :          0 :                 uuid_generate(vhd.footer.uuid);
      87                 :            : 
      88                 :          0 :         err = vhd_write_footer(&vhd, &vhd.footer);
      89         [ #  # ]:          0 :         if (err)
      90                 :            :                 printf("error writing footer: %d\n", err);
      91                 :            : 
      92                 :          0 :         vhd_close(&vhd);
      93                 :            :         return err;
      94                 :            : 
      95                 :            : usage:
      96                 :            :         printf("options: <-n name> <-b use the back-up footer> [-h help]\n");
      97                 :            :         return -EINVAL;
      98                 :            : }

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