Exiv2
Classes | Public Types | Public Member Functions | Public Attributes | List of all members
Exiv2::FileIo::Impl Class Reference

Internal Pimpl structure of class FileIo. More...

Classes

struct  StructStat
 Simple struct stat wrapper for internal use. More...
 

Public Types

enum  OpMode { opRead, opWrite, opSeek }
 Mode of operation.
 

Public Member Functions

 Impl (const std::string &path)
 Constructor.
 
int switchMode (OpMode opMode)
 Switch to a new access mode, reopening the file if needed. Optimized to only reopen the file when it is really necessary. More...
 
int stat (StructStat &buf) const
 stat wrapper for internal use
 
void copyXattrFrom (const FileIo &src)
 copy extended attributes (xattr) from another file
 

Public Attributes

std::string path_
 (Standard) path
 
std::string openMode_
 File open mode.
 
FILE * fp_
 File stream pointer.
 
OpMode opMode_
 File open mode.
 
bytepMappedArea_
 Pointer to the memory-mapped area.
 
size_t mappedLength_
 Size of the memory-mapped area.
 
bool isMalloced_
 Is the mapped area allocated?
 
bool isWriteable_
 Can the mapped area be written to?
 

Detailed Description

Internal Pimpl structure of class FileIo.

Member Function Documentation

◆ switchMode()

int Exiv2::FileIo::Impl::switchMode ( OpMode  opMode)

Switch to a new access mode, reopening the file if needed. Optimized to only reopen the file when it is really necessary.

Parameters
opModeThe mode to switch to.
Returns
0 if successful

The documentation for this class was generated from the following file: