From: Bastian Dehn <hhaalo@arcor.de>
Date: Sun, 26 Jan 2025 18:39:15 +0000 (+0100)
Subject: add type check tiff mm byte order
X-Git-Tag: v1.0.29^2~3^2~18
X-Git-Url: https://gitweb.hhaalo.de/?a=commitdiff_plain;h=306f0436daf1fe4c89c1ecc9545bd801f72ebb6f;p=sane-kds-s2000w-net.git

add type check tiff mm byte order
---

diff --git a/src/kds_s2000w_image_type_check.c b/src/kds_s2000w_image_type_check.c
index e2989d4..ed5957d 100644
--- a/src/kds_s2000w_image_type_check.c
+++ b/src/kds_s2000w_image_type_check.c
@@ -14,7 +14,15 @@ int kds_s2000w_image_type_check_is_tiff(blobdata* image)
 	int result = image_data[0] == (char)0x49;
 	result = result && image_data[1] == (char)0x49;
 	result = result && image_data[2] == (char)0x2A;
-	return result && image_data[3] == (char)0x00;
+	result = result && image_data[3] == (char)0x00;
+
+	if (result == 1)
+		return result;
+
+	result = image_data[0] == (char)0x4d;
+	result = result && image_data[1] == (char)0x4d;
+	result = result && image_data[2] == (char)0x00;
+	return result && image_data[3] == (char)0x2A;
 }
 
 int kds_s2000w_image_type_check_is_pnm(blobdata* image)