1 files changed, 8 insertions, 3 deletions
diff --git a/7zip/Crypto/RarAES/sha1.h b/7zip/Crypto/RarAES/sha1.h
index 295f4131..a7cf9a16 100755
--- a/7zip/Crypto/RarAES/sha1.h
+++ b/7zip/Crypto/RarAES/sha1.h
@@ -10,17 +10,22 @@
 
 #define HW 5
 
+// Sha1 implementation in RAR before version 3.60 has bug:
+// it changes data bytes in some cases.
+// So this class supports both versions: normal_SHA and rar3Mode
+
 struct CSHA1
 {
   UInt32 m_State[5];
   UInt64 m_Count;
   unsigned char _buffer[64];
 
-  void Transform(const UInt32 data[16]);
-  void WriteByteBlock();
+  void Transform(UInt32 data[16], bool returnRes = false);
+  void WriteByteBlock(bool returnRes = false);
   
+public:
   void Init();
-  void Update(const Byte *data, size_t size);
+  void Update(Byte *data, size_t size, bool rar350Mode = false);
   void Final(Byte *digest);
 };