Update to 7-Zip 17.00 Beta

CPP/7zip/Crypto/ZipStrong.h

@@ -42,6 +42,8 @@ public:
   STDMETHOD(CryptoSetPassword)(const Byte *data, UInt32 size);
 };
 
+const unsigned kAesPadAllign = AES_BLOCK_SIZE;
+
 class CDecoder: public CBaseCoder
 {
   UInt32 _ivSize;
@@ -51,6 +53,12 @@ public:
   MY_UNKNOWN_IMP1(ICryptoSetPassword)
   HRESULT ReadHeader(ISequentialInStream *inStream, UInt32 crc, UInt64 unpackSize);
   HRESULT Init_and_CheckPassword(bool &passwOK);
+  UInt32 GetPadSize(UInt32 packSize32) const
+  {
+    // Padding is to align to blockSize of cipher.
+    // Change it, if is not AES
+    return kAesPadAllign - (packSize32 & (kAesPadAllign - 1));
+  }
 };
 
 }}