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// 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;
UString MainName;
UString FirstFileName;
HRESULT SetMethods(DECL_EXTERNAL_CODECS_LOC_VARS const UStringVector &methods);
// void Init() {}
CHashBundle()
{
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(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