summaryrefslogtreecommitdiffstats
path: root/libblkid/romfs.c
diff options
context:
space:
mode:
authorDees Troy <dees_troy@teamw.in>2013-02-27 19:39:14 +0100
committerGerrit Code Review <gerrit@5.9.244.119>2013-02-27 19:39:14 +0100
commit2cf31af56114cf997b10218db7c35ee047f5d400 (patch)
tree85f3b51e45ff8233922f2c0c151299868ca89371 /libblkid/romfs.c
parentlibtar - Fix extraction of hardlinks to use the prefix (diff)
parentuse libblkid to get filesystem type (diff)
downloadandroid_bootable_recovery-2cf31af56114cf997b10218db7c35ee047f5d400.tar
android_bootable_recovery-2cf31af56114cf997b10218db7c35ee047f5d400.tar.gz
android_bootable_recovery-2cf31af56114cf997b10218db7c35ee047f5d400.tar.bz2
android_bootable_recovery-2cf31af56114cf997b10218db7c35ee047f5d400.tar.lz
android_bootable_recovery-2cf31af56114cf997b10218db7c35ee047f5d400.tar.xz
android_bootable_recovery-2cf31af56114cf997b10218db7c35ee047f5d400.tar.zst
android_bootable_recovery-2cf31af56114cf997b10218db7c35ee047f5d400.zip
Diffstat (limited to 'libblkid/romfs.c')
-rw-r--r--libblkid/romfs.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/libblkid/romfs.c b/libblkid/romfs.c
new file mode 100644
index 000000000..91ef996fe
--- /dev/null
+++ b/libblkid/romfs.c
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 1999, 2001 by Andries Brouwer
+ * Copyright (C) 1999, 2000, 2003 by Theodore Ts'o
+ * 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 <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include <ctype.h>
+#include <stdint.h>
+
+#include "superblocks.h"
+
+struct romfs_super_block {
+ unsigned char ros_magic[8];
+ uint32_t ros_dummy1[2];
+ unsigned char ros_volume[16];
+} __attribute__((packed));
+
+static int probe_romfs(blkid_probe pr, const struct blkid_idmag *mag)
+{
+ struct romfs_super_block *ros;
+
+ ros = blkid_probe_get_sb(pr, mag, struct romfs_super_block);
+ if (!ros)
+ return -1;
+
+ if (strlen((char *) ros->ros_volume))
+ blkid_probe_set_label(pr, ros->ros_volume,
+ sizeof(ros->ros_volume));
+ return 0;
+}
+
+const struct blkid_idinfo romfs_idinfo =
+{
+ .name = "romfs",
+ .usage = BLKID_USAGE_FILESYSTEM,
+ .probefunc = probe_romfs,
+ .magics =
+ {
+ { .magic = "-rom1fs-", .len = 8 },
+ { NULL }
+ }
+};
+