contrib/libarchive/archive_write_set_format_by_name.c

   1 /*-
   2  * Copyright (c) 2003-2004 Tim Kientzle
   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  *    in this position and unchanged.
  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  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
  16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  18  * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
  19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25  */
  26
  27 #include "archive_platform.h"
  28 __FBSDID("$FreeBSD: src/lib/libarchive/archive_write_set_format_by_name.c,v 1.3 2004/07/25 23:10:38 kientzle Exp $");
  29
  30 #include <sys/types.h>
  31
  32 #include <errno.h>
  33 #include <string.h>
  34
  35 #include "archive.h"
  36 #include "archive_private.h"
  37
  38 /* A table that maps names to functions. */
  39 static
  40 struct { const char *name; int (*setter)(struct archive *); } names[] =
  41 {
  42         { "cpio",       archive_write_set_format_cpio },
  43         { "pax",        archive_write_set_format_pax },
  44         { "posix",      archive_write_set_format_pax },
  45         { "shar",       archive_write_set_format_shar },
  46         { "shardump",   archive_write_set_format_shar_dump },
  47         { "ustar",      archive_write_set_format_ustar },
  48         { NULL,         NULL }
  49 };
  50
  51 int
  52 archive_write_set_format_by_name(struct archive *a, const char *name)
  53 {
  54         int i;
  55
  56         for (i = 0; names[i].name != NULL; i++) {
  57                 if (strcmp(name, names[i].name) == 0)
  58                         return ((names[i].setter)(a));
  59         }
  60
  61         archive_set_error(a, EINVAL, "No such format '%s'", name);
  62         return (ARCHIVE_FATAL);
  63 }