From: Thomas Weißschuh <thomas@t-8ch.de>
Date: Sat, 30 Sep 2023 21:55:31 +0000 (+0200)
Subject: libblkid: (probe) add magic hint
X-Git-Tag: v2.40-rc1~221^2~5
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=803d3095df83f1e87372bf7b14f0041394458b0a;p=thirdparty%2Futil-linux.git

libblkid: (probe) add magic hint

This hint can be used by the probing callback to make decision based on
the matched magic. This avoids a awkward memcmp() on the magic string.

Signed-off-by: Thomas Weißschuh <thomas@t-8ch.de>
---

diff --git a/libblkid/src/blkidP.h b/libblkid/src/blkidP.h
index fb91185d0b..a02df7eb6f 100644
--- a/libblkid/src/blkidP.h
+++ b/libblkid/src/blkidP.h
@@ -146,6 +146,7 @@ struct blkid_idmag
 {
 	const char	*magic;		/* magic string */
 	unsigned int	len;		/* length of magic */
+	unsigned int	hint;		/* hint for prober */
 
 	const char	*hoff;		/* hint which contains byte offset to kboff */
 	long		kboff;		/* kilobyte offset of superblock */