From: mwilck@arcor.de <mwilck@arcor.de>
Date: Mon, 8 Jul 2013 21:50:46 +0000 (+0200)
Subject: DDF: guid_str: more readable output
X-Git-Tag: mdadm-3.3-rc2~31
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=4a03cbd10b4444710a52824476a71994632e0237;p=thirdparty%2Fmdadm.git

DDF: guid_str: more readable output

Print ASCII characters as ASCII

Signed-off-by: NeilBrown <neilb@suse.de>
---

diff --git a/super-ddf.c b/super-ddf.c
index 1cb0a9fe..428e8f3b 100644
--- a/super-ddf.c
+++ b/super-ddf.c
@@ -1301,8 +1301,13 @@ static const char *guid_str(const char *guid)
 	static char buf[DDF_GUID_LEN*2+1];
 	int i;
 	char *p = buf;
-	for (i = 0; i < DDF_GUID_LEN; i++)
-		p += sprintf(p, "%02x", (unsigned char)guid[i]);
+	for (i = 0; i < DDF_GUID_LEN; i++) {
+		unsigned char c = guid[i];
+		if (c >= 32 && c < 127)
+			p += sprintf(p, "%c", c);
+		else
+			p += sprintf(p, "%02x", c);
+	}
 	*p = '\0';
 	return (const char *) buf;
 }