xref: /aosp_15_r20/external/lzma/CPP/Windows/FileDir.h (revision f6dc9357d832569d4d1f5d24eacdb3935a1ae8e6)

// Windows/FileDir.h

#ifndef ZIP7_INC_WINDOWS_FILE_DIR_H
#define ZIP7_INC_WINDOWS_FILE_DIR_H

#include "../Common/MyString.h"

#include "FileIO.h"

namespace NWindows {
namespace NFile {
namespace NDir {

bool GetWindowsDir(FString &path);
bool GetSystemDir(FString &path);

/*
WIN32 API : SetFileTime() doesn't allow to set zero timestamps in file
but linux : allows unix time = 0 in filesystem
*/

bool SetDirTime(CFSTR path, const CFiTime *cTime, const CFiTime *aTime, const CFiTime *mTime);


#ifdef _WIN32

bool SetFileAttrib(CFSTR path, DWORD attrib);

/*
  Some programs store posix attributes in high 16 bits of windows attributes field.
  Also some programs use additional flag markers: 0x8000 or 0x4000.
  SetFileAttrib_PosixHighDetect() tries to detect posix field, and it extracts only attribute
  bits that are related to current system only.
*/
#else

int my_chown(CFSTR path, uid_t owner, gid_t group);

#endif

bool SetFileAttrib_PosixHighDetect(CFSTR path, DWORD attrib);


#ifndef _WIN32
#define PROGRESS_CONTINUE   0
#define PROGRESS_CANCEL     1
// #define PROGRESS_STOP       2
// #define PROGRESS_QUIET      3
#endif
Z7_PURE_INTERFACES_BEGIN
DECLARE_INTERFACE(ICopyFileProgress)
{
  // in: total, current: include all/processed alt streams.
  // it returns PROGRESS_CONTINUE or PROGRESS_CANCEL.
  virtual DWORD CopyFileProgress(UInt64 total, UInt64 current) = 0;
};
Z7_PURE_INTERFACES_END

bool MyMoveFile(CFSTR existFileName, CFSTR newFileName);
// (progress == NULL) is allowed
bool MyMoveFile_with_Progress(CFSTR oldFile, CFSTR newFile,
    ICopyFileProgress *progress);


#ifndef UNDER_CE
bool MyCreateHardLink(CFSTR newFileName, CFSTR existFileName);
#endif

bool RemoveDir(CFSTR path);
bool CreateDir(CFSTR path);

/* CreateComplexDir returns true, if directory can contain files after the call (two cases):
    1) the directory already exists (network shares and drive paths are supported)
    2) the directory was created
  path can be WITH or WITHOUT trailing path separator. */

bool CreateComplexDir(CFSTR path);

bool DeleteFileAlways(CFSTR name);
bool RemoveDirWithSubItems(const FString &path);

bool MyGetFullPathName(CFSTR path, FString &resFullPath);
bool GetFullPathAndSplit(CFSTR path, FString &resDirPrefix, FString &resFileName);
bool GetOnlyDirPrefix(CFSTR path, FString &resDirPrefix);

#ifndef UNDER_CE

bool SetCurrentDir(CFSTR path);
bool GetCurrentDir(FString &resultPath);

#endif

bool MyGetTempPath(FString &resultPath);

bool CreateTempFile2(CFSTR prefix, bool addRandom, AString &postfix, NIO::COutFile *outFile);

class CTempFile  MY_UNCOPYABLE
{
  bool _mustBeDeleted;
  FString _path;
  void DisableDeleting() { _mustBeDeleted = false; }
public:
  CTempFile(): _mustBeDeleted(false) {}
  ~CTempFile() { Remove(); }
  const FString &GetPath() const { return _path; }
  bool Create(CFSTR pathPrefix, NIO::COutFile *outFile); // pathPrefix is not folder prefix
  bool CreateRandomInTempFolder(CFSTR namePrefix, NIO::COutFile *outFile);
  bool Remove();
  // bool MoveTo(CFSTR name, bool deleteDestBefore);
  bool MoveTo(CFSTR name, bool deleteDestBefore,
      ICopyFileProgress *progress);
};


#ifdef _WIN32
class CTempDir  MY_UNCOPYABLE
{
  bool _mustBeDeleted;
  FString _path;
public:
  CTempDir(): _mustBeDeleted(false) {}
  ~CTempDir() { Remove();  }
  const FString &GetPath() const { return _path; }
  void DisableDeleting() { _mustBeDeleted = false; }
  bool Create(CFSTR namePrefix) ;
  bool Remove();
};
#endif


#if !defined(UNDER_CE)
class CCurrentDirRestorer  MY_UNCOPYABLE
{
  FString _path;
public:
  bool NeedRestore;

  CCurrentDirRestorer(): NeedRestore(true)
  {
    GetCurrentDir(_path);
  }
  ~CCurrentDirRestorer()
  {
    if (!NeedRestore)
      return;
    FString s;
    if (GetCurrentDir(s))
      if (s != _path)
        SetCurrentDir(_path);
  }
};
#endif

}}}

#endif