library-test.c

   1 /*
   2  * Copyright (C) 2014 SUSE.  All rights reserved.
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public
   6  * License v2 as published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public
  14  * License along with this program; if not, write to the
  15  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  16  * Boston, MA 021110-1307, USA.
  17  */
  18
  19 #if BTRFS_FLAT_INCLUDES
  20 #include "kerncompat.h"
  21 #include "version.h"
  22 #include "send-stream.h"
  23 #include "btrfs-list.h"
  24 #else
  25 /*
  26  * This needs to include headers the same way as an external program but must
  27  * not use the existing system headers, so we use "...".
  28  */
  29 #include "btrfs/kerncompat.h"
  30 #include "btrfs/version.h"
  31 #include "btrfs/send-stream.h"
  32 #include "btrfs/btrfs-list.h"
  33 #endif
  34
  35 /*
  36  * Reduced code snippet from snapper.git/snapper/Btrfs.cc
  37  */
  38 struct btrfs_send_ops send_ops = {
  39         .subvol = NULL,
  40         .snapshot = NULL,
  41         .mkfile = NULL,
  42         .mkdir = NULL,
  43         .mknod = NULL,
  44         .mkfifo = NULL,
  45         .mksock = NULL,
  46         .symlink = NULL,
  47         .rename = NULL,
  48         .link = NULL,
  49         .unlink = NULL,
  50         .rmdir = NULL,
  51         .write = NULL,
  52         .clone = NULL,
  53         .set_xattr = NULL,
  54         .remove_xattr = NULL,
  55         .truncate = NULL,
  56         .chmod = NULL,
  57         .chown = NULL,
  58         .utimes = NULL,
  59         .update_extent = NULL,
  60 };
  61
  62 /*
  63  * Link test only, not intended to be executed.
  64  */
  65 static int test_send_stream_api() {
  66         int ret;
  67         int fd = -1;
  68
  69 #if BTRFS_LIB_VERSION < 101
  70         ret = btrfs_read_and_process_send_stream(fd, &send_ops, NULL, 0);
  71 #else
  72         ret = btrfs_read_and_process_send_stream(fd, &send_ops, NULL, 0, 1);
  73 #endif
  74         return ret;
  75 }
  76
  77 static int test_list_rootid() {
  78         u64 treeid;
  79
  80         return btrfs_list_get_path_rootid(-1, &treeid);
  81 }
  82
  83 int main() {
  84         test_send_stream_api();
  85         test_list_rootid();
  86
  87         return 0;
  88 }