From 95f9229777fb15c922176d92deda51f454117a53 Mon Sep 17 00:00:00 2001
From: Karel Zak <kzak@redhat.com>
Date: Tue, 23 Sep 2008 15:40:12 +0200
Subject: [PATCH] blkid: add romfs

Signed-off-by: Karel Zak <kzak@redhat.com>
---
 libs/blkid/src/probe.c             |  1 +
 libs/blkid/src/probers/Makefile.am |  3 +-
 libs/blkid/src/probers/probers.h   |  1 +
 libs/blkid/src/probers/romfs.c     | 58 ++++++++++++++++++++++++++++++
 4 files changed, 62 insertions(+), 1 deletion(-)
 create mode 100644 libs/blkid/src/probers/romfs.c

diff --git a/libs/blkid/src/probe.c b/libs/blkid/src/probe.c
index ebac6bbc..d4f966dd 100644
--- a/libs/blkid/src/probe.c
+++ b/libs/blkid/src/probe.c
@@ -57,6 +57,7 @@ static const struct blkid_idinfo *idinfos[] =
 	&jfs_idinfo,
 	&gfs_idinfo,
 	&gfs2_idinfo,
+	&romfs_idinfo,
 	&jbd_idinfo
 };
 
diff --git a/libs/blkid/src/probers/Makefile.am b/libs/blkid/src/probers/Makefile.am
index 663700b0..9055d0d6 100644
--- a/libs/blkid/src/probers/Makefile.am
+++ b/libs/blkid/src/probers/Makefile.am
@@ -20,6 +20,7 @@ libprobers_a_SOURCES =	probers.h \
 			jfs.c \
 			xfs.c \
 			ext.c \
-			gfs.c
+			gfs.c \
+			romfs.c
 
 all-local: $(lib_LIBRARIES)
diff --git a/libs/blkid/src/probers/probers.h b/libs/blkid/src/probers/probers.h
index 1c8b5f21..45a1e668 100644
--- a/libs/blkid/src/probers/probers.h
+++ b/libs/blkid/src/probers/probers.h
@@ -37,5 +37,6 @@ extern const struct blkid_idinfo jfs_idinfo;
 extern const struct blkid_idinfo xfs_idinfo;
 extern const struct blkid_idinfo gfs_idinfo;
 extern const struct blkid_idinfo gfs2_idinfo;
+extern const struct blkid_idinfo romfs_idinfo;
 
 #endif /* _BLKID_PROBE_H */
diff --git a/libs/blkid/src/probers/romfs.c b/libs/blkid/src/probers/romfs.c
new file mode 100644
index 00000000..318fd56b
--- /dev/null
+++ b/libs/blkid/src/probers/romfs.c
@@ -0,0 +1,58 @@
+/*
+ * 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 is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This file is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include <ctype.h>
+#include <stdint.h>
+
+#include "blkidP.h"
+
+struct romfs_super_block {
+	unsigned char	ros_magic[8];
+	uint32_t	ros_dummy1[2];
+	unsigned char	ros_volume[16];
+};
+
+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 }
+	}
+};
+
-- 
2.39.5