From 124f869faae3a0f75a3825e6a8e195c17f3c626a Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <noreply@fakecake.org>
Date: Thu, 16 Oct 2014 23:34:20 +0400
Subject: initial for idea

---
 .../java/com/github/junrar/rarfile/MarkHeader.java | 84 ++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 org.fox.ttcomics/src/main/java/com/github/junrar/rarfile/MarkHeader.java

(limited to 'org.fox.ttcomics/src/main/java/com/github/junrar/rarfile/MarkHeader.java')

diff --git a/org.fox.ttcomics/src/main/java/com/github/junrar/rarfile/MarkHeader.java b/org.fox.ttcomics/src/main/java/com/github/junrar/rarfile/MarkHeader.java
new file mode 100644
index 0000000..1673306
--- /dev/null
+++ b/org.fox.ttcomics/src/main/java/com/github/junrar/rarfile/MarkHeader.java
@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2007 innoSysTec (R) GmbH, Germany. All rights reserved.
+ * Original author: Edmund Wagner
+ * Creation date: 24.05.2007
+ *
+ * Source: $HeadURL$
+ * Last changed: $LastChangedDate$
+ * 
+ * 
+ * the unrar licence applies to all junrar source and binary distributions 
+ * you are not allowed to use this source to re-create the RAR compression algorithm
+ *
+ * Here some html entities which can be used for escaping javadoc tags:
+ * "&":  "&#038;" or "&amp;"
+ * "<":  "&#060;" or "&lt;"
+ * ">":  "&#062;" or "&gt;"
+ * "@":  "&#064;" 
+ */
+package com.github.junrar.rarfile;
+
+import com.github.junrar.io.Raw;
+
+
+/**
+ * the header to recognize a file to be a rar archive
+ *
+ * @author $LastChangedBy$
+ * @version $LastChangedRevision$
+ */
+public class MarkHeader extends BaseBlock {
+	
+	//private Log //logger = LogFactory.getLog(MarkHeader.class.getName());
+	private boolean oldFormat = false;
+	
+	public MarkHeader(BaseBlock bb){
+		super(bb);
+	}
+	public boolean isValid(){
+		if(!(getHeadCRC() == 0x6152)){
+			return false;
+		}
+		if(!(getHeaderType() == UnrarHeadertype.MarkHeader)){
+			return false;
+		}
+		if(!(getFlags() == 0x1a21)){
+			return false;
+		}
+		if(!(getHeaderSize() == BaseBlockSize)){
+			return false;
+		}
+		return true;
+	}
+	
+	public boolean isSignature() {
+        boolean valid=false;
+        byte[] d = new byte[BaseBlock.BaseBlockSize];
+        Raw.writeShortLittleEndian(d, 0, headCRC);
+        d[2] = headerType;
+        Raw.writeShortLittleEndian(d, 3, flags);
+        Raw.writeShortLittleEndian(d, 5, headerSize);
+        
+        if (d[0] == 0x52) {
+            if (d[1]==0x45 && d[2]==0x7e && d[3]==0x5e) {
+                oldFormat=true;
+                valid=true;
+            }
+            else if (d[1]==0x61 && d[2]==0x72 && d[3]==0x21 && d[4]==0x1a &&
+                    d[5]==0x07 && d[6]==0x00) {
+                oldFormat=false;
+                valid=true;
+            }
+        }
+        return valid;
+    }
+
+    public boolean isOldFormat() {
+        return oldFormat;
+    }
+    
+	public void print(){
+		super.print();
+		//logger.info("valid: "+isValid());
+	}
+}
-- 
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