p7zip-rar/CPP/Windows/FileFind.h
2017-10-11 12:40:22 +02:00

131 lines
3.7 KiB
C++

// Windows/FileFind.h
#ifndef __WINDOWS_FILE_FIND_H
#define __WINDOWS_FILE_FIND_H
#include "../Common/MyString.h"
#include "../Common/MyTypes.h"
#include "Defs.h"
#include <sys/types.h> /* for DIR */
#include <dirent.h>
namespace NWindows {
namespace NFile {
namespace NFind {
namespace NAttributes
{
inline bool IsReadOnly(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_READONLY) != 0; }
inline bool IsHidden(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_HIDDEN) != 0; }
inline bool IsSystem(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_SYSTEM) != 0; }
inline bool IsDir(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_DIRECTORY) != 0; }
inline bool IsArchived(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_ARCHIVE) != 0; }
inline bool IsCompressed(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_COMPRESSED) != 0; }
inline bool IsEncrypted(DWORD attrib) { return (attrib & FILE_ATTRIBUTE_ENCRYPTED) != 0; }
}
class CFileInfoBase
{
bool MatchesMask(UINT32 mask) const { return ((Attrib & mask) != 0); }
public:
UInt64 Size;
FILETIME CTime;
FILETIME ATime;
FILETIME MTime;
DWORD Attrib;
bool IsAltStream;
bool IsDevice;
/*
#ifdef UNDER_CE
DWORD ObjectID;
#else
UINT32 ReparseTag;
#endif
*/
CFileInfoBase() { ClearBase(); }
void ClearBase() throw();
void SetAsDir() { Attrib = FILE_ATTRIBUTE_DIRECTORY; }
bool IsArchived() const { return MatchesMask(FILE_ATTRIBUTE_ARCHIVE); }
bool IsCompressed() const { return MatchesMask(FILE_ATTRIBUTE_COMPRESSED); }
bool IsDir() const { return MatchesMask(FILE_ATTRIBUTE_DIRECTORY); }
bool IsEncrypted() const { return MatchesMask(FILE_ATTRIBUTE_ENCRYPTED); }
bool IsHidden() const { return MatchesMask(FILE_ATTRIBUTE_HIDDEN); }
bool IsNormal() const { return MatchesMask(FILE_ATTRIBUTE_NORMAL); }
bool IsOffline() const { return MatchesMask(FILE_ATTRIBUTE_OFFLINE); }
bool IsReadOnly() const { return MatchesMask(FILE_ATTRIBUTE_READONLY); }
bool HasReparsePoint() const { return MatchesMask(FILE_ATTRIBUTE_REPARSE_POINT); }
bool IsSparse() const { return MatchesMask(FILE_ATTRIBUTE_SPARSE_FILE); }
bool IsSystem() const { return MatchesMask(FILE_ATTRIBUTE_SYSTEM); }
bool IsTemporary() const { return MatchesMask(FILE_ATTRIBUTE_TEMPORARY); }
};
struct CFileInfo: public CFileInfoBase
{
FString Name;
#if defined(_WIN32) && !defined(UNDER_CE)
// FString ShortName;
#endif
bool IsDots() const throw();
bool Find(CFSTR wildcard, bool ignoreLink = false);
};
class CFindFile
{
friend class CEnumerator;
DIR *_dirp;
AString _pattern;
AString _directory;
public:
bool IsHandleAllocated() const { return (_dirp != 0); }
CFindFile(): _dirp(0) {}
~CFindFile() { Close(); }
bool FindFirst(CFSTR wildcard, CFileInfo &fileInfo, bool ignoreLink = false);
bool FindNext(CFileInfo &fileInfo);
bool Close();
};
bool DoesFileExist(CFSTR name);
bool DoesDirExist(CFSTR name);
bool DoesFileOrDirExist(CFSTR name);
class CEnumerator
{
CFindFile _findFile;
FString _wildcard;
bool NextAny(CFileInfo &fileInfo);
public:
CEnumerator(const FString &wildcard): _wildcard(wildcard) {}
bool Next(CFileInfo &fileInfo);
bool Next(CFileInfo &fileInfo, bool &found);
};
#ifdef _WIN32
class CFindChangeNotification
{
HANDLE _handle;
public:
operator HANDLE () { return _handle; }
bool IsHandleAllocated() const { return _handle != INVALID_HANDLE_VALUE && _handle != 0; }
CFindChangeNotification(): _handle(INVALID_HANDLE_VALUE) {}
~CFindChangeNotification() { Close(); }
bool Close() throw();
HANDLE FindFirst(CFSTR pathName, bool watchSubtree, DWORD notifyFilter);
bool FindNext() { return BOOLToBool(::FindNextChangeNotification(_handle)); }
};
#endif
#ifndef UNDER_CE
bool MyGetLogicalDriveStrings(CObjectVector<FString> &driveStrings);
#endif
}}}
#endif