1 files changed, 47 insertions, 0 deletions
diff --git a/src/libs/7zip/unix/CPP/7zip/Crypto/ZipStrong.h b/src/libs/7zip/unix/CPP/7zip/Crypto/ZipStrong.h
new file mode 100644
index 000000000..151677ea6
--- /dev/null
+++ b/src/libs/7zip/unix/CPP/7zip/Crypto/ZipStrong.h
@@ -0,0 +1,47 @@
+// Crypto/ZipStrong.h
+
+#ifndef __CRYPTO_ZIP_STRONG_H
+#define __CRYPTO_ZIP_STRONG_H
+
+#include "Common/Buffer.h"
+
+#include "../IPassword.h"
+
+#include "MyAes.h"
+
+namespace NCrypto {
+namespace NZipStrong {
+
+struct CKeyInfo
+{
+  Byte MasterKey[32];
+  UInt32 KeySize;
+  void SetPassword(const Byte *data, UInt32 size);
+};
+
+class CBaseCoder:
+  public CAesCbcDecoder,
+  public ICryptoSetPassword
+{
+protected:
+  CKeyInfo _key;
+  CByteBuffer _buf;
+  Byte *_bufAligned;
+public:
+  STDMETHOD(CryptoSetPassword)(const Byte *data, UInt32 size);
+};
+
+class CDecoder: public CBaseCoder
+{
+  UInt32 _ivSize;
+  Byte _iv[16];
+  UInt32 _remSize;
+public:
+  MY_UNKNOWN_IMP1(ICryptoSetPassword)
+  HRESULT ReadHeader(ISequentialInStream *inStream, UInt32 crc, UInt64 unpackSize);
+  HRESULT CheckPassword(bool &passwOK);
+};
+
+}}
+
+#endif