diff options
Diffstat (limited to 'libblkid/src/superblocks/vxfs.c')
| -rw-r--r-- | libblkid/src/superblocks/vxfs.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/libblkid/src/superblocks/vxfs.c b/libblkid/src/superblocks/vxfs.c new file mode 100644 index 0000000..d9d26ad --- /dev/null +++ b/libblkid/src/superblocks/vxfs.c @@ -0,0 +1,57 @@ +/* + * Copyright (C) 2008 Karel Zak <kzak@redhat.com> + * + * This file may be redistributed under the terms of the + * GNU Lesser General Public License. + */ + +#include <stdio.h> + +#include "superblocks.h" + +struct vxfs_super_block { + uint32_t vs_magic; + int32_t vs_version; + uint32_t vs_ctime; + uint32_t vs_cutime; + uint32_t __unused1; + uint32_t __unused2; + uint32_t vs_old_logstart; + uint32_t vs_old_logend; + uint32_t vs_bsize; + uint32_t vs_size; + uint32_t vs_dsize; +}; + +static int probe_vxfs(blkid_probe pr, const struct blkid_idmag *mag) +{ + struct vxfs_super_block *vxs; + + vxs = blkid_probe_get_sb(pr, mag, struct vxfs_super_block); + if (!vxs) + return errno ? -errno : 1; + + if (le32_to_cpu(vxs->vs_magic) == 0xa501fcf5) { + blkid_probe_sprintf_version(pr, "%u", (unsigned int)le32_to_cpu(vxs->vs_version)); + blkid_probe_set_block_size(pr, le32_to_cpu(vxs->vs_bsize)); + } else if (be32_to_cpu(vxs->vs_magic) == 0xa501fcf5) { + blkid_probe_sprintf_version(pr, "%u", (unsigned int)be32_to_cpu(vxs->vs_version)); + blkid_probe_set_block_size(pr, be32_to_cpu(vxs->vs_bsize)); + } + return 0; +} + + +const struct blkid_idinfo vxfs_idinfo = +{ + .name = "vxfs", + .usage = BLKID_USAGE_FILESYSTEM, + .probefunc = probe_vxfs, + .magics = + { + { .magic = "\365\374\001\245", .len = 4, .kboff = 1 }, + { .magic = "\245\001\374\365", .len = 4, .kboff = 8 }, + { NULL } + } +}; + |