michael@0: // Windows/FileFind.h
michael@0: 
michael@0: #ifndef __WINDOWS_FILEFIND_H
michael@0: #define __WINDOWS_FILEFIND_H
michael@0: 
michael@0: #include "../Common/String.h"
michael@0: #include "../Common/Types.h"
michael@0: #include "FileName.h"
michael@0: #include "Defs.h"
michael@0: 
michael@0: namespace NWindows {
michael@0: namespace NFile {
michael@0: namespace NFind {
michael@0: 
michael@0: namespace NAttributes
michael@0: {
michael@0:   inline bool IsReadOnly(DWORD attributes) { return (attributes & FILE_ATTRIBUTE_READONLY) != 0; }
michael@0:   inline bool IsHidden(DWORD attributes) { return (attributes & FILE_ATTRIBUTE_HIDDEN) != 0; }
michael@0:   inline bool IsSystem(DWORD attributes) { return (attributes & FILE_ATTRIBUTE_SYSTEM) != 0; }
michael@0:   inline bool IsDirectory(DWORD attributes) { return (attributes & FILE_ATTRIBUTE_DIRECTORY) != 0; }
michael@0:   inline bool IsArchived(DWORD attributes) { return (attributes & FILE_ATTRIBUTE_ARCHIVE) != 0; }
michael@0:   inline bool IsCompressed(DWORD attributes) { return (attributes & FILE_ATTRIBUTE_COMPRESSED) != 0; }
michael@0:   inline bool IsEncrypted(DWORD attributes) { return (attributes & FILE_ATTRIBUTE_ENCRYPTED) != 0; }
michael@0: }
michael@0: 
michael@0: class CFileInfoBase
michael@0: { 
michael@0:   bool MatchesMask(UINT32 mask) const  { return ((Attributes & mask) != 0); }
michael@0: public:
michael@0:   DWORD Attributes;
michael@0:   FILETIME CreationTime;  
michael@0:   FILETIME LastAccessTime; 
michael@0:   FILETIME LastWriteTime;
michael@0:   UInt64 Size;
michael@0:   
michael@0:   #ifndef _WIN32_WCE
michael@0:   UINT32 ReparseTag;
michael@0:   #else
michael@0:   DWORD ObjectID; 
michael@0:   #endif
michael@0: 
michael@0:   bool IsArchived() const { return MatchesMask(FILE_ATTRIBUTE_ARCHIVE); }
michael@0:   bool IsCompressed() const { return MatchesMask(FILE_ATTRIBUTE_COMPRESSED); }
michael@0:   bool IsDirectory() const { return MatchesMask(FILE_ATTRIBUTE_DIRECTORY); }
michael@0:   bool IsEncrypted() const { return MatchesMask(FILE_ATTRIBUTE_ENCRYPTED); }
michael@0:   bool IsHidden() const { return MatchesMask(FILE_ATTRIBUTE_HIDDEN); }
michael@0:   bool IsNormal() const { return MatchesMask(FILE_ATTRIBUTE_NORMAL); }
michael@0:   bool IsOffline() const { return MatchesMask(FILE_ATTRIBUTE_OFFLINE); }
michael@0:   bool IsReadOnly() const { return MatchesMask(FILE_ATTRIBUTE_READONLY); }
michael@0:   bool HasReparsePoint() const { return MatchesMask(FILE_ATTRIBUTE_REPARSE_POINT); }
michael@0:   bool IsSparse() const { return MatchesMask(FILE_ATTRIBUTE_SPARSE_FILE); }
michael@0:   bool IsSystem() const { return MatchesMask(FILE_ATTRIBUTE_SYSTEM); }
michael@0:   bool IsTemporary() const { return MatchesMask(FILE_ATTRIBUTE_TEMPORARY); }
michael@0: };
michael@0: 
michael@0: class CFileInfo: public CFileInfoBase
michael@0: { 
michael@0: public:
michael@0:   CSysString Name;
michael@0:   bool IsDots() const;
michael@0: };
michael@0: 
michael@0: #ifdef _UNICODE
michael@0: typedef CFileInfo CFileInfoW;
michael@0: #else
michael@0: class CFileInfoW: public CFileInfoBase
michael@0: { 
michael@0: public:
michael@0:   UString Name;
michael@0:   bool IsDots() const;
michael@0: };
michael@0: #endif
michael@0: 
michael@0: class CFindFile
michael@0: {
michael@0:   friend class CEnumerator;
michael@0:   HANDLE _handle;
michael@0:   bool _handleAllocated;
michael@0: public:
michael@0:   bool IsHandleAllocated() const { return _handleAllocated; }
michael@0:   CFindFile(): _handleAllocated(false) {}
michael@0:   ~CFindFile() {  Close(); }
michael@0:   bool FindFirst(LPCTSTR wildcard, CFileInfo &fileInfo);
michael@0:   bool FindNext(CFileInfo &fileInfo);
michael@0:   #ifndef _UNICODE
michael@0:   bool FindFirst(LPCWSTR wildcard, CFileInfoW &fileInfo);
michael@0:   bool FindNext(CFileInfoW &fileInfo);
michael@0:   #endif
michael@0:   bool Close();
michael@0: };
michael@0: 
michael@0: bool FindFile(LPCTSTR wildcard, CFileInfo &fileInfo);
michael@0: 
michael@0: bool DoesFileExist(LPCTSTR name);
michael@0: #ifndef _UNICODE
michael@0: bool FindFile(LPCWSTR wildcard, CFileInfoW &fileInfo);
michael@0: bool DoesFileExist(LPCWSTR name);
michael@0: #endif
michael@0: 
michael@0: class CEnumerator
michael@0: {
michael@0:   CFindFile _findFile;
michael@0:   CSysString _wildcard;
michael@0:   bool NextAny(CFileInfo &fileInfo);
michael@0: public:
michael@0:   CEnumerator(): _wildcard(NName::kAnyStringWildcard) {}
michael@0:   CEnumerator(const CSysString &wildcard): _wildcard(wildcard) {}
michael@0:   bool Next(CFileInfo &fileInfo);
michael@0:   bool Next(CFileInfo &fileInfo, bool &found);
michael@0: };
michael@0: 
michael@0: #ifdef _UNICODE
michael@0: typedef CEnumerator CEnumeratorW;
michael@0: #else
michael@0: class CEnumeratorW
michael@0: {
michael@0:   CFindFile _findFile;
michael@0:   UString _wildcard;
michael@0:   bool NextAny(CFileInfoW &fileInfo);
michael@0: public:
michael@0:   CEnumeratorW(): _wildcard(NName::kAnyStringWildcard) {}
michael@0:   CEnumeratorW(const UString &wildcard): _wildcard(wildcard) {}
michael@0:   bool Next(CFileInfoW &fileInfo);
michael@0:   bool Next(CFileInfoW &fileInfo, bool &found);
michael@0: };
michael@0: #endif
michael@0: 
michael@0: class CFindChangeNotification
michael@0: {
michael@0:   HANDLE _handle;
michael@0: public:
michael@0:   operator HANDLE () { return _handle; }
michael@0:   CFindChangeNotification(): _handle(INVALID_HANDLE_VALUE) {}
michael@0:   ~CFindChangeNotification() {  Close(); }
michael@0:   bool Close();
michael@0:   HANDLE FindFirst(LPCTSTR pathName, bool watchSubtree, DWORD notifyFilter);
michael@0:   #ifndef _UNICODE
michael@0:   HANDLE FindFirst(LPCWSTR pathName, bool watchSubtree, DWORD notifyFilter);
michael@0:   #endif
michael@0:   bool FindNext()
michael@0:     { return BOOLToBool(::FindNextChangeNotification(_handle)); }
michael@0: };
michael@0: 
michael@0: #ifndef _WIN32_WCE
michael@0: bool MyGetLogicalDriveStrings(CSysStringVector &driveStrings);
michael@0: #ifndef _UNICODE
michael@0: bool MyGetLogicalDriveStrings(UStringVector &driveStrings);
michael@0: #endif
michael@0: #endif
michael@0: 
michael@0: inline bool MyGetCompressedFileSize(LPCTSTR fileName, UInt64 &size)
michael@0: {
michael@0:   DWORD highPart;
michael@0:   DWORD lowPart = ::GetCompressedFileSize(fileName, &highPart);
michael@0:   if (lowPart == INVALID_FILE_SIZE)
michael@0:     if (::GetLastError() != NO_ERROR)
michael@0:       return false;
michael@0:   size = (UInt64(highPart) << 32) | lowPart;
michael@0:   return true;
michael@0: }
michael@0: 
michael@0: inline bool MyGetCompressedFileSizeW(LPCWSTR fileName, UInt64 &size)
michael@0: {
michael@0:   DWORD highPart;
michael@0:   DWORD lowPart = ::GetCompressedFileSizeW(fileName, &highPart);
michael@0:   if (lowPart == INVALID_FILE_SIZE)
michael@0:     if (::GetLastError() != NO_ERROR)
michael@0:       return false;
michael@0:   size = (UInt64(highPart) << 32) | lowPart;
michael@0:   return true;
michael@0: }
michael@0: 
michael@0: }}}
michael@0: 
michael@0: #endif
michael@0: