1 files changed, 106 insertions, 0 deletions
diff --git a/other-licenses/7zstub/src/CPP/7zip/UI/Common/HashCalc.h b/other-licenses/7zstub/src/CPP/7zip/UI/Common/HashCalc.h
new file mode 100644
index 0000000000..77373b8534
--- /dev/null
+++ b/other-licenses/7zstub/src/CPP/7zip/UI/Common/HashCalc.h
@@ -0,0 +1,106 @@
+// HashCalc.h
+
+#ifndef __HASH_CALC_H
+#define __HASH_CALC_H
+
+#include "../../../Common/Wildcard.h"
+
+#include "../../Common/CreateCoder.h"
+#include "../../Common/MethodProps.h"
+
+#include "DirItem.h"
+
+const unsigned k_HashCalc_DigestSize_Max = 64;
+
+const unsigned k_HashCalc_NumGroups = 4;
+
+enum
+{
+  k_HashCalc_Index_Current,
+  k_HashCalc_Index_DataSum,
+  k_HashCalc_Index_NamesSum,
+  k_HashCalc_Index_StreamsSum
+};
+
+struct CHasherState
+{
+  CMyComPtr<IHasher> Hasher;
+  AString Name;
+  UInt32 DigestSize;
+  Byte Digests[k_HashCalc_NumGroups][k_HashCalc_DigestSize_Max];
+};
+
+struct IHashCalc
+{
+  virtual void InitForNewFile() = 0;
+  virtual void Update(const void *data, UInt32 size) = 0;
+  virtual void SetSize(UInt64 size) = 0;
+  virtual void Final(bool isDir, bool isAltStream, const UString &path) = 0;
+};
+
+struct CHashBundle: public IHashCalc
+{
+  CObjectVector<CHasherState> Hashers;
+
+  UInt64 NumDirs;
+  UInt64 NumFiles;
+  UInt64 NumAltStreams;
+  UInt64 FilesSize;
+  UInt64 AltStreamsSize;
+  UInt64 NumErrors;
+
+  UInt64 CurSize;
+
+  HRESULT SetMethods(DECL_EXTERNAL_CODECS_LOC_VARS const UStringVector &methods);
+  
+  void Init()
+  {
+    NumDirs = NumFiles = NumAltStreams = FilesSize = AltStreamsSize = NumErrors = 0;
+  }
+
+  void InitForNewFile();
+  void Update(const void *data, UInt32 size);
+  void SetSize(UInt64 size);
+  void Final(bool isDir, bool isAltStream, const UString &path);
+};
+
+#define INTERFACE_IHashCallbackUI(x) \
+  INTERFACE_IDirItemsCallback(x) \
+  virtual HRESULT StartScanning() x; \
+  virtual HRESULT FinishScanning(const CDirItemsStat &st) x; \
+  virtual HRESULT SetNumFiles(UInt64 numFiles) x; \
+  virtual HRESULT SetTotal(UInt64 size) x; \
+  virtual HRESULT SetCompleted(const UInt64 *completeValue) x; \
+  virtual HRESULT CheckBreak() x; \
+  virtual HRESULT BeforeFirstFile(const CHashBundle &hb) x; \
+  virtual HRESULT GetStream(const wchar_t *name, bool isFolder) x; \
+  virtual HRESULT OpenFileError(const FString &path, DWORD systemError) x; \
+  virtual HRESULT SetOperationResult(UInt64 fileSize, const CHashBundle &hb, bool showHash) x; \
+  virtual HRESULT AfterLastFile(const CHashBundle &hb) x; \
+
+struct IHashCallbackUI: public IDirItemsCallback
+{
+  INTERFACE_IHashCallbackUI(=0)
+};
+
+struct CHashOptions
+{
+  UStringVector Methods;
+  bool OpenShareForWrite;
+  bool StdInMode;
+  bool AltStreamsMode;
+  NWildcard::ECensorPathMode PathMode;
+ 
+  CHashOptions(): StdInMode(false), OpenShareForWrite(false), AltStreamsMode(false), PathMode(NWildcard::k_RelatPath) {};
+};
+
+HRESULT HashCalc(
+    DECL_EXTERNAL_CODECS_LOC_VARS
+    const NWildcard::CCensor &censor,
+    const CHashOptions &options,
+    AString &errorInfo,
+    IHashCallbackUI *callback);
+
+void AddHashHexToString(char *dest, const Byte *data, UInt32 size);
+
+#endif